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(continued)
(3) Delay of repair of a closed vent system for which leaks have been detected is allowed if repair within 15 days after a leak is detected is technically infeasible without a closed vent system shutdown, as defined in §65.2, or if the owner or operator determines that emissions resulting from immediate repair would be greater than the emissions likely to result from delay of repair. Repair of such equipment shall be completed as soon as practical, but not later than the end of the next closed vent system shutdown.
§ 65.144 Fuel gas systems and processes to which storage vessel, transfer rack, or equipment leak regulated material emissions are routed.
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(a) Equipment and operating requirements for fuel gas systems and processes. (1) Except during periods of startup, shutdown, and malfunction as specified in §65.3(a), the fuel gas system or process shall be operating at all times when regulated material emissions are routed to it.
(2) The owner or operator of a transfer rack subject to the provisions of this subpart shall ensure that no pressure relief device in the transfer rack's system returning vapors to a fuel gas system or process shall open to the atmosphere during loading. Pressure relief devices needed for safety purposes are not subject to this paragraph (a)(2).
(3) Each process piping system collecting regulated material from a transfer rack shall be designed and operated so that regulated material vapors collected at one loading arm will not pass through another loading arm in the rack to the atmosphere.
(b) Fuel gas system and process compliance determination. (1) If emissions are routed to a fuel gas system, there is no requirement to conduct a performance test or design evaluation.
(2) For storage vessels and transfer racks, and if emissions are routed to a process, the regulated material in the emissions shall predominantly meet one of, or a combination of, the following conditions, and the compliance demonstration requirements in paragraph (b)(3) of this section, if applicable:
(i) Recycled and/or consumed in the same manner as a material that fulfills the same function in that process;
(ii) Transformed by chemical reaction into materials that are not regulated materials;
(iii) Incorporated into a product; and/or
(iv) Recovered.
(3) To demonstrate compliance with paragraph (b)(2) of this section for a storage vessel, the owner or operator shall prepare a design evaluation (or engineering assessment) that demonstrates the extent to which one or more of the conditions specified in paragraphs (b)(2)(i) through (iv) of this section are being met. The owner or operator shall submit the design evaluation as specified in §65.165(a)(1).
(c) Statement of connection to fuel gas system. For storage vessels and transfer racks, the owner or operator shall submit the statement of connection reports for fuel gas systems specified in §65.165(a)(2) and/or (a)(3), as appropriate.
§ 65.145 Nonflare control devices used to control emissions from storage vessels or low-throughput transfer racks.
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(a) Nonflare control device equipment and operating requirements. The owner or operator shall operate and maintain the nonflare control device, including a halogen reduction device for a low-throughput transfer rack, so that the monitored parameters defined as required in paragraph (c) of this section remain within the ranges specified in the Initial Compliance Status Report whenever emissions of regulated material are routed to the control device and halogen reduction device, except during periods of startup, shutdown, and malfunction as specified in §65.3(a).
(b) Nonflare control device design evaluation or performance test requirements. When using a control device other than a flare, the owner or operator shall comply with the requirements in paragraph (b)(1)(i), (ii), or (iii) of this section except as provided in paragraph (b)(2) of this section. Owners or operators of halogenated low-throughput transfer rack vent streams routed to a combustion device and then to a halogen reduction device to meet the specifications of §65.83(b)(1), must also meet the requirements of paragraph (b)(3) of this section.
(1) Unless a design evaluation or performance test as required in the referencing subpart was previously conducted and submitted for the storage vessel or low-throughput transfer rack, the owner or operator shall either prepare and submit with the Initial Compliance Status Report, as specified in §65.165(b), a design evaluation that includes the information specified in paragraph (b)(1)(i) of this section, or the results of the performance test as described in paragraph (b)(1)(ii) or (iii) of this section.
(i) Design evaluation. The design evaluation shall include documentation demonstrating that the control device being used achieves the required control efficiency during the reasonably expected maximum storage vessel filling or transfer loading rate. This documentation is to include a description of the gas stream that enters the control device, including flow and regulated material content; and additionally for storage vessels, the effects of varying liquid level conditions; and the information specified in paragraphs (b)(1)(i)(A) through (E) of this section, as applicable. This documentation shall be submitted with the Initial Compliance Status Report as specified in §65.165(b).
(A) The efficiency determination is to include consideration of all vapors, gases, and liquids, other than fuels, received by the control device.
(B) If an enclosed combustion device with a minimum residence time of 0.5 seconds and a minimum temperature of 760 °C is used to meet the emission reduction requirement specified in §65.42(b)(5) for storage vessels, or §65.83(a)(1) for transfer racks, documentation that those conditions exist is sufficient to meet the requirements of paragraph (b)(1)(i) of this section.
(C) Except as provided in paragraph (b)(1)(i)(B) of this section for enclosed combustion devices, the design evaluation shall include the estimated autoignition temperature of the stream being combusted, the flow rate of the stream, the combustion temperature, and the residence time at the combustion temperature.
(D) For carbon adsorbers, the design evaluation shall include the estimated affinity of the regulated pollutant vapors for carbon, the amount of carbon in each bed, the number of beds, the humidity, the temperature, the flow rate of the inlet stream and, if applicable, the desorption schedule, the regeneration stream pressure or temperature, and the flow rate of the regeneration stream. For vacuum desorption, pressure drop shall be included.
(E) For condensers, the design evaluation shall include the final temperature of the stream vapors, the type of condenser, and the design flow rate of the emission stream.
(ii) Performance test. A performance test is acceptable to demonstrate compliance with §65.42(b)(5) for storage vessels, and §65.83(a)(1) for low-throughput transfer racks. The owner or operator is not required to prepare a design evaluation for the control device as described in paragraph (b)(1)(i) of this section if a performance test will be performed that meets the following criteria:
(A) The performance test demonstrates that the control device achieves greater than or equal to the required control efficiency specified in §65.42(b)(5) for storage vessels, or §65.83(a)(1) for transfer racks; and
(B) The performance test meets the applicable performance test requirements of §§65.157 and 65.158, and the results are submitted as part of the Initial Compliance Status Report as specified in §65.165(b).
(iii) If the control device used to comply with §65.42(b)(5) for storage vessels, or with §65.83(a)(1) for low-throughput transfer racks, as applicable, is also used to comply with §65.63(a)(2) for process vents, or §65.83(a)(1) for high-throughput transfer racks, a performance test required by §§65.148(b), 65.149(b), 65.150(b), 65.151(b), 65.152(b), or 65.155(b) is acceptable to demonstrate compliance with §65.42(b)(5) for storage vessels, or §65.83(a)(1) for low-throughput transfer racks, as applicable. The owner or operator is not required to prepare a design evaluation for the control device as described in paragraph (b)(1)(i) of this section, if a performance test will be performed which meets the following criteria:
(A) The performance test demonstrates that the control device achieves greater than or equal to the required control efficiency specified in §65.42(b)(5) for storage vessels, or §65.83(a)(1) for transfer racks; and
(B) The performance test is submitted as part of the Initial Compliance Status Report as specified in §65.165(b).
(2) A design evaluation or performance test is not required if the owner or operator uses a combustion device meeting the criteria in paragraph (b)(2)(i), (ii), (iii), or (iv) of this section and reports as specified in §65.165(f).
(i) A boiler or process heater with a design heat input capacity of 44 megawatts (150 million British thermal units per hour) or greater.
(ii) A boiler or process heater burning hazardous waste for which the owner or operator meets either of the following requirements:
(A) The boiler or process heater has been issued a final permit under 40 CFR part 270 and complies with the requirements of 40 CFR part 266, subpart H; or
(B) The boiler or process heater has certified compliance with the interim status requirements of 40 CFR part 266, subpart H.
(iii) A hazardous waste incinerator for which the owner or operator meets either of the following requirements:
(A) The incinerator has been issued a final permit under 40 CFR part 270 and complies with the requirements of 40 CFR part 264, subpart O; or
(B) The incinerator has certified compliance with the interim status requirements of 40 CFR part 265, subpart O.
(iv) A boiler or process heater into which the vent stream is introduced with the primary fuel.
(3) Halogen reduction devices used for transfer racks. Unless a design evaluation or performance test as required in the referencing subpart was previously conducted and submitted for a halogen reduction device following a combustion device for a low-throughput transfer rack, the owner or operator shall either prepare and submit with the Initial Compliance Status Report, as specified in §65.165(b), a design evaluation that includes the information specified in paragraph (b)(3)(i) of this section, or the results of the performance test as described in paragraph (b)(3)(ii) or (iii) of this section. The provisions of this paragraph (b)(3) apply to owners or operators using a halogen reduction device following a combustion device to comply with §65.83(b)(1).
(i) Design evaluation. The design evaluation shall include documentation demonstrating that the halogen reduction device being used achieves the required control efficiency during the reasonably expected maximum transfer loading rate. This documentation is to include a description of the gas stream that enters the halogen reduction device, including flow and regulated material content. The efficiency determination is to include consideration of all vapors, gases, and liquids, other than fuels, received by the halogen reduction device. This documentation shall be submitted with the Initial Compliance Status Report as specified in §65.165(b).
(ii) Performance test. A performance test is acceptable to demonstrate compliance with §65.83(b)(1) for low-throughput transfer racks. The owner or operator is not required to prepare a design evaluation for the halogen reduction device as described in paragraph (b)(3)(i) of this section if a performance test will be performed that meets the following criteria:
(A) The performance test demonstrates that the halogen reduction device achieves greater than or equal to the required control efficiency specified in §65.83(b)(1) for transfer racks; and
(B) The performance test meets the applicable performance test requirements of §§65.157 and 65.158, and the results are submitted as part of the Initial Compliance Status Report as specified in §65.165(b).
(iii) If the halogen reduction device used to comply with §65.83(b)(1) for low-throughput transfer racks, is also used to comply with §65.63(b)(1) for process vents, or §65.83(b)(1) for high-throughput transfer racks, a performance test required by §65.154(b) is acceptable to demonstrate compliance with §65.83(b)(1) for low-throughput transfer racks. The owner or operator is not required to prepare a design evaluation for the halogen reduction device as described in paragraph (b)(3)(i) of this section, if a performance test will be performed which meets the following criteria:
(A) The performance test demonstrates that the halogen reduction device achieves greater than or equal to the required control efficiency specified in §65.83(b)(1) for transfer racks; and
(B) The performance test is submitted as part of the Initial Compliance Status Report as specified in §65.165(b).
(c) Nonflare control device monitoring requirements. (1) Unless previously established under an applicable standard prior to the implementation date of this part as specified in §65.1(f), the owner or operator shall submit with the Initial Compliance Status Report a monitoring plan containing the information specified in §65.165(b) to identify the parameters that will be monitored to assure proper operation of the control device. The owner or operator of a halogenated low-throughput transfer rack vent stream routed to a combustion device and then to a halogen reduction device to meet the specifications of §65.83(b)(1) shall submit with the Initial Compliance Status Report a monitoring plan containing the information specified in §65.165(b) to identify the parameters that will be monitored to assure proper operation of the halogen reduction device.
(2) The owner or operator shall monitor the parameters specified in the Initial Compliance Status Report or in the operating permit. Records shall be generated as specified in §65.163(b)(1).
§ 65.146 Nonflare control devices used for equipment leaks only.
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(a) Equipment and operating requirements. (1) Owners or operators using a nonflare control device to meet the applicable requirements in §65.115(b) shall meet the requirements of this section.
(2) Control devices used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Performance test requirements. A performance test is not required for any nonflare control device used only to control emissions from equipment leaks.
(c) Monitoring requirements. Owners or operators of control devices that are used only to comply with the provisions of §65.115(b) shall monitor these control devices to ensure that they are operated and maintained in conformance with their design. The owner or operator shall maintain the records as specified in §65.163(d).
§ 65.147 Flares.
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(a) Flare equipment and operating requirements. Flares subject to this subpart shall meet the performance requirements of paragraphs (a)(1) through (7) of this section.
(1) Flares shall be operated at all times when emissions are vented to them.
(2) Flares shall be designed for and operated with no visible emissions as determined by the methods specified in paragraph (b)(3)(i) of this section, except for periods not to exceed a total of 5 minutes during any 2 consecutive hours.
(3) Flares shall be operated with a flare flame or at least one pilot flame present at all times, as determined by the methods specified in paragraph (c) of this section.
(4) An owner/operator has the choice of adhering to either the heat content specifications in paragraph (a)(4)(ii) of this section and the maximum tip velocity specifications in paragraph (a)(6) of this section, or adhering to the requirements in paragraph (a)(4)(i) of this section.
(i)(A) Flares shall be used that have a diameter of 3 inches or greater, are nonassisted, have a hydrogen content of 8.0 percent (by volume), or greater, and are designed for and operated with an exit velocity less than 37.2 m/sec (122 ft/sec) and less than the velocity, Vmax, as determined by Equation 147–1 of this section:
Where:
Vmax = Maximum permitted velocity, m/sec.
K1 = Constant, 6.0 volume-percent hydrogen.
K2 = Constant, 3.9 (m/sec)/volume-percent hydrogen.
XH2 = The volume-percent of hydrogen, on a wet basis, as calculated by using the American Society for Testing and Materials (ASTM) Method D1946–77 (incorporated by reference as specified in §65.13).
(B) The actual exit velocity of a flare shall be determined by the method specified in paragraph (b)(3)(iii) of this section.
(ii) Flares shall be used only when the net heating value of the gas being combusted is 11.2 megajoules per standard cubic meter (300 British thermal units per standard cubic foot) or greater if the flare is steam-assisted or air-assisted, or when the net heating value of the gas being combusted is 7.45 megajoules per standard cubic meter (200 British thermal units per standard cubic foot) or greater if the flare is nonassisted. The net heating value of the gas being combusted shall be determined by the methods specified in paragraph (b)(3)(ii) of this section.
(5) Flares used to comply with this section shall be steam-assisted, air-assisted, or nonassisted.
(6) Steam-assisted and nonassisted flares shall be designed for and operated with an exit velocity as determined by the methods specified in paragraph (b)(3)(iii) of this section, less than 18.3 meters per second (60 feet per sec) except as provided in the following two paragraphs, as applicable:
(i) Steam-assisted and nonassisted flares shall be designed for and operated with an exit velocity as determined by the methods specified in paragraph (b)(3)(iii) of this section, equal to or less than 122 meters per second (400 feet per second) if the net heating value of the gas being combusted is greater than 37.3 megajoules per standard cubic meter (1,000 British thermal units per standard cubic foot).
(ii) Steam-assisted and nonassisted flares shall be designed for and operated with an exit velocity as determined by the methods specified in paragraph (b)(3)(iii) of this section, less than the velocity, V max, and less than 122 meters per second (400 feet per sec), where the maximum permitted velocity, Vmax, is determined by Equation 147–2 of this section:
Where:
Vmax = Maximum permitted velocity, meters per second.
28.8 = Constant.
31.7 = Constant.
HT = The net heating value as determined in paragraph (b)(3)(ii) of this section.
(7) Air-assisted flares shall be designed for and operated with an exit velocity as determined by the methods specified in paragraph (b)(3)(iii) of this section, less than the velocity, Vmax, where the maximum permitted velocity, Vmax, is determined by Equation 147–3 of this section:
Where:
Vmax = Maximum permitted velocity, meters per second.
8.706 = Constant.
0.7084 = Constant.
HT = The net heating value as determined in paragraph (b)(3)(ii) of this section.
(b) Flare compliance determination. (1) Unless an initial flare compliance determination of the flare was previously conducted and submitted under the referencing subpart, the owner or operator shall conduct an initial flare compliance determination of any flare used to comply with the provisions of this subpart. Flare compliance determination records shall be kept as specified in §65.159(a) and (b) and a flare compliance determination report shall be submitted as specified in §65.164. An owner or operator is not required to conduct a performance test to determine percent emission reduction or outlet regulated material or TOC concentration when a flare is used.
(2) Unless already permitted by the applicable title V permit, if an owner or operator elects to use a flare to replace an existing control device at a later date, the owner or operator shall notify the Administrator, either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a). Upon implementing the change, a flare compliance determination shall be performed using the methods specified in paragraph (b)(3) of this section within 180 days. The compliance determination report shall be submitted to the Administrator within 60 days of completing the determination as provided in §65.164(b)(2). If an owner or operator elects to use a flare to replace an existing final recovery device that is used on a Group 2A process vent, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b) and submit the notification specified in §65.167(a).
(3) Flare compliance determinations shall meet the requirements specified in paragraphs (b)(3)(i) through (iv) of this section.
(i) Method 22 of appendix A of part 60 shall be used to determine the compliance of flares with the visible emission provisions of this subpart. The observation period is 2 hours, except for transfer racks as provided in either one of the following:
(A) For transfer racks, if the loading cycle is less than 2 hours, then the observation period for that run shall be for the entire loading cycle.
(B) For transfer racks, if additional loading cycles are initiated within the 2-hour period, then visible emissions observations shall be conducted for the additional cycles.
(ii) The net heating value of the gas being combusted in a flare shall be calculated using Equation 147–4 of this section:
Where:
HT = Net heating value of the sample, megajoules per standard cubic meter; where the net enthalpy per mole of offgas is based on combustion at 25 °C and 760 millimeters of mercury (30 inches of mercury), but the standard temperature for determining the volume corresponding to 1 mole is 20 °C;
K1 = 1.740 × 10-7 (parts per million by volume)-1 (gram-mole per standard cubic meter) (megajoules per kilocalories), where the standard temperature for gram mole per standard cubic meter is 20 °C;
Dj = Concentration of sample component j, in parts per million by volume on a wet basis, as measured for organics by Method 18 of appendix A of 40 CFR part 60 and measured for hydrogen and carbon monoxide by American Society for Testing and Materials (ASTM) D1946–77 (incorporated by reference as specified in §65.13); and
Hj = Net heat of combustion of sample component j, kilocalories per gram-mole at 25 °C and 760 millimeters of mercury (30 inches of mercury). The heats of combustion of stream components may be determined using ASTM D2382–76 (incorporated by reference as specified in §65.13) if published values are not available or cannot be calculated.
(iii) The actual exit velocity of a flare shall be determined by dividing the volumetric flow rate (in units of standard temperature and pressure), as determined by Method 2, 2A, 2C, or 2D of appendix A of 40 CFR part 60 as appropriate, by the unobstructed (free) cross-sectional area of the flare tip.
(iv) Flare flame or pilot monitors, as applicable, shall be operated during any flare compliance determination.
(c) Flare monitoring requirements. Where a flare is used, a device (including but not limited to a thermocouple, ultraviolet beam sensor, or infrared sensor) capable of continuously detecting that at least one pilot flame or the flare flame is present is required. Flame monitoring and compliance records shall be kept as specified in §65.159(c) and (d).
§ 65.148 Incinerators.
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(a) Incinerator equipment and operating requirements. (1) Owners or operators using incinerators to meet the 98 weight-percent emission reduction or 20 parts per million by volume outlet concentration requirement as specified in §65.63(a)(2), or 40 CFR 60.562–1(a)(1)(i)(A) for process vents, or §65.83(a)(1) for high-throughput transfer racks, as applicable, shall meet the requirements of this section.
(2) Incinerators used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Incinerator performance test requirements. (1) Unless an initial performance test was previously conducted and submitted under the referencing subpart and except as specified in §65.157(b) and paragraph (b)(2) of this section, the owner or operator shall conduct an initial performance test of any incinerator used to comply with the provisions of this subpart according to the procedures in §§65.157 and 65.158. Performance test records shall be kept as specified in §65.160(a) and (b), and a performance test report shall be submitted as specified in §65.164. As provided in §65.145(b)(1), a performance test may be used as an alternative to the design evaluation for storage vessels and low-throughput transfer rack controls. As provided in §65.146(b), no performance test is required for equipment leaks.
(2) An owner or operator is not required to conduct a performance test for a hazardous waste incinerator for which the owner or operator has been issued a final permit under 40 CFR part 270 and complies with the requirements of 40 CFR part 264, subpart O, or has certified compliance with the interim status requirements of 40 CFR part 265, subpart O. The owner or operator shall report as specified in §65.165(f).
(3) Unless already permitted by the applicable title V permit, if an owner or operator elects to use an incinerator to replace an existing control device at a later date, the owner or operator shall notify the Administrator, either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a) before implementing the change. Upon implementing the change, an incinerator performance test shall be performed using the methods specified in §65.157 and within 180 days if required by paragraph (b)(1) of this section. The performance test report shall be submitted to the Administrator within 60 days of completing the determination as provided in §65.164(b)(2). If an owner or operator elects to use an incinerator to replace an existing recovery device that is used on a Group 2A process vent, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b) and submit the notification specified in §65.167(a).
(c) Incinerator monitoring requirements. (1) Where an incinerator is used, a temperature monitoring device capable of providing a continuous record that meets the provisions specified in paragraph (c)(1)(i) or (ii) of this section is required. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(i) Where an incinerator other than a catalytic incinerator is used, a temperature monitoring device shall be installed in the fire box or in the ductwork immediately downstream of the fire box in a position before any substantial heat exchange occurs.
(ii) Where a catalytic incinerator is used, temperature monitoring devices shall be installed in the gas stream immediately before and after the catalyst bed.
(2) The owner or operator shall establish a range for monitored parameters that indicates proper operation of the incinerator. In order to establish the range, the information required in §65.165(c) shall be submitted in the Initial Compliance Status Report or the operating permit application or amendment. The range may be based upon a prior performance test meeting the specifications of §65.157(b)(1) or upon existing ranges or limits established under a referencing subpart.
§ 65.149 Boilers and process heaters.
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(a) Boiler and process heater equipment and operating requirements. (1) Owners or operators using boilers and process heaters to meet the 98 weight-percent emission reduction or 20 parts per million by volume outlet concentration requirement as specified in §65.63(a)(2), or 40 CFR 60.562–1(a)(1)(i)(B) for process vents, or §65.83(a)(1) for high-throughput transfer racks, as applicable, shall meet the requirements of this section.
(2) The vent stream shall be introduced into the flame zone of the boiler or process heater.
(3) Boilers and process heaters used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Boiler and process heater performance test requirements. (1) Unless an initial performance test was previously conducted and submitted under the referencing subpart, and except as specified in §65.157(b) and paragraph (b)(2) of this section, the owner or operator shall conduct an initial performance test of any boiler or process heater used to comply with the provisions of this subpart according to the procedures in §§65.157 and 65.158. Performance test records shall be kept as specified in §65.160(a) and (b), and a performance test report shall be submitted as specified in §65.164. As provided in §65.145(b)(1), a performance test may be used as an alternative to the design evaluation for storage vessels and low-throughput transfer rack controls. As provided in §65.146(b), no performance test is required to demonstrate compliance for equipment leaks.
(2) An owner or operator is not required to conduct a performance test when any of the control devices specified in paragraphs (b)(2)(i) through (iii) of this section are used. The owner or operator shall report as specified in §65.165(f).
(i) A boiler or process heater with a design heat input capacity of 44 megawatts (150 million British thermal units per hour) or greater.
(ii) A boiler or process heater into which the vent stream is introduced with the primary fuel or is used as the primary fuel.
(iii) A boiler or process heater burning hazardous waste for which the owner or operator meets either of the following requirements:
(A) The boiler or process heater has been issued a final permit under 40 CFR part 270 and complies with the requirements of 40 CFR part 266, subpart H; or
(B) The boiler or process heater has certified compliance with the interim status requirements of 40 CFR part 266, subpart H.
(3) Unless already permitted by the applicable title V permit, if an owner or operator elects to use a boiler or process heater to replace an existing control device at a later date, the owner or operator shall notify the Administrator, either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a) before implementing the change. Upon implementing the change, a boiler or process heater performance test shall be performed using the methods specified in §§65.157 and 65.158 within 180 days if required by paragraph (b)(1) of this section. The performance test report shall be submitted to the Administrator within 60 days of completing the determination as provided in §65.164(b)(2). If an owner or operator elects to use a boiler or process heater to replace an existing recovery device that is used on a Group 2A process vent, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b) and submit the notification specified in §65.167(a).
(c) Boiler and process heater monitoring requirements. (1) Where a boiler or process heater of less than 44 megawatts (150 million British thermal units per hour) design heat input capacity is used and the regulated vent stream is not introduced as or with the primary fuel, a temperature monitoring device in the fire box capable of providing a continuous record is required. Any boiler or process heater in which all vent streams are introduced with primary fuel or are used as the primary fuel is exempt from monitoring. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(2) Where monitoring is required, the owner or operator shall establish a range for monitored parameters that indicates proper operation of the boiler or process heater. In order to establish the range, the information required in §65.165(c) shall be submitted in the Initial Compliance Status Report or the operating permit application or amendment. The range may be based upon a prior performance test meeting the specifications of §65.157(b)(1) or upon existing ranges or limits established under a referencing subpart.
§ 65.150 Absorbers used as control devices.
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(a) Absorber equipment and operating requirements. (1) Owners or operators using absorbers to meet the 98 weight-percent emission reduction or 20 parts per million by volume outlet concentration requirements as specified in §65.63(a)(2), or 40 CFR 60.562–1(a)(1)(i)(A) for process vents, or §65.83(a)(1) for high-throughput transfer racks, as applicable, shall meet the requirements of this section.
(2) Absorbers used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Absorber performance test requirements. (1) Unless an initial performance test was previously conducted and submitted under the referencing subpart and except as specified in §65.157(b), the owner or operator shall conduct an initial performance test of any absorber used as a control device to comply with the provisions of this subpart according to the procedures in §§65.157 and 65.158. Performance test records shall be kept as specified in §65.160(a) and (b), and a performance test report shall be submitted as specified in §65.164. As provided in §65.145(b)(1), a performance test may be used as an alternative to the design evaluation for storage vessels and low-throughput transfer rack controls. As provided in §65.146(b), no performance test is required to demonstrate compliance for equipment leaks.
(2) Unless already permitted by the applicable title V permit, if an owner or operator elects to use an absorber to replace an existing recovery or control device at a later date, the owner or operator shall notify the Administrator, either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a) before implementing the change. Upon implementing the change, either of the following provisions, as applicable, shall be followed:
(i) Replace final recovery device. If an owner or operator elects to replace the final recovery device on a process vent with an absorber used as a control device, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b).
(ii) Replace control device. If an owner or operator elects to replace a control device on a Group 1 process vent or a high-throughput transfer rack with an absorber used as a control device, the owner or operator shall perform a performance test using the methods specified in §§65.157 and 65.158 within 180 days. The performance test report shall be submitted to the Administrator within 60 days of completing the test as provided in §65.164(b)(2).
(c) Absorber monitoring requirements. (1) Where an absorber is used as a control device, either an organic monitoring device capable of providing a continuous record or a scrubbing liquid temperature monitoring device and a specific gravity monitoring device, each capable of providing a continuous record, shall be used. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(2) The owner or operator shall establish a range for monitored parameters that indicates proper operation of the absorber. In order to establish the range, the information required in §65.165(c) shall be submitted in the Initial Compliance Status Report or the operating permit application or amendment. The range may be based upon a prior performance test meeting the specifications of §65.157(b)(1) or upon existing ranges or limits established under a referencing subpart.
§ 65.151 Condensers used as control devices.
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(a) Condenser equipment and operating requirements. (1) Owners or operators using condensers to meet the 98 weight-percent emission reduction or 20 parts per million by volume outlet concentration requirements as specified in §65.63(a)(2), or 40 CFR 60.562–1(a)(1)(i)(A) for process vents, or §65.83(a)(1) for high-throughput transfer racks, as applicable, shall meet the requirements of this section.
(2) Condensers used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Condenser performance test requirements. (1) Unless an initial performance test was previously conducted and submitted under the referencing subpart and except as specified in §65.157(b), the owner or operator shall conduct an initial performance test of any condenser used as a control device to comply with the provisions of this subpart according to the procedures in §§65.157 and 65.158. Performance test records shall be kept as specified in §65.160(a) and (b), and a performance test report shall be submitted as specified in §65.164. As provided in §65.145(b)(1), a performance test may be used as an alternative to the design evaluation for storage vessels and low-throughput transfer rack controls. As provided in §65.146(b), no performance test is required to demonstrate compliance for equipment leaks.
(2) Unless already permitted by the applicable title V permit, if an owner or operator elects to use a condenser to replace an existing recovery or control device at a later date, the owner or operator shall notify the Administrator, either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a) before implementing the change. Upon implementing the change, either of the following provisions, as applicable, shall be followed:
(i) Replace final recovery device. If an owner or operator elects to replace the final recovery device on a process vent with a condenser used as a control device, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b).
(ii) Replace control device. If an owner or operator elects to replace a control device on a Group 1 process vent or a high-throughput transfer rack with a condenser used as a control device, the owner or operator shall perform a performance test using the methods specified in §§65.157 and 65.158 within 180 days. The performance test report shall be submitted to the Administrator within 60 days of completing the test as provided in §65.164(b)(2).
(c) Condenser monitoring requirements. (1) Where a condenser is used as a control device, an organic monitoring device capable of providing a continuous record or a condenser exit (product side) temperature monitoring device capable of providing a continuous record shall be used. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(2) The owner or operator shall establish a range for monitored parameters that indicates proper operation of the condenser. In order to establish the range, the information required in §65.165(c) shall be submitted in the Initial Compliance Status Report or the operating permit application or amendment. The range may be based upon a prior performance test meeting the specifications in §65.157(b)(1) or upon existing ranges or limits established under a referencing subpart.
§ 65.152 Carbon adsorbers used as control devices.
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(a) Carbon adsorber equipment and operating requirements. (1) Owners or operators using carbon adsorbers to meet the 98 weight-percent emission reduction or 20 parts per million by volume outlet concentration requirements as specified in §65.63(a)(2), or 40 CFR 60.562–1(a)(1)(i)(A) for process vents, or §65.83(a)(1) for high-throughput transfer racks, as applicable, shall meet the requirements of this section.
(2) Carbon adsorbers used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Carbon adsorber performance test requirements. (1) Unless an initial performance test was previously conducted and submitted under the referencing subpart and except as specified in §65.157(b), the owner or operator shall conduct an initial performance test of any carbon absorber used as a control device to comply with the provisions of this subpart according to the procedures in §§65.157 and 65.158. Performance test records shall be kept as specified in §65.160(a) and (b), and a performance test report shall be submitted as specified in §65.164. As provided in §65.145(b)(1), a performance test may be used as an alternative to the design evaluation for storage vessels and low-throughput transfer rack controls. As provided in §65.146(b), no performance test is required to demonstrate compliance for equipment leaks.
(2) Unless already permitted by the applicable title V permit, if an owner or operator elects to use a carbon adsorber to replace an existing recovery or control device at a later date, the owner or operator shall notify the Administrator either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a) before implementing the change. Upon implementing the change, either of the following provisions, as applicable, shall be followed:
(i) Replace final recovery device. If an owner or operator elects to replace the final recovery device on a process vent with a carbon adsorber used as a control device, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b).
(ii) Replace control device. If an owner or operator elects to replace a control device on a Group 1 process vent or high-throughput transfer rack with a carbon adsorber used as a control device, the owner or operator shall perform a performance test using the methods specified in §§65.157 and 65.158 within 180 days. The performance test report shall be submitted to the Administrator within 60 days of completing the test as provided in §65.164(b)(2).
(c) Carbon adsorber monitoring requirements. (1) Where a carbon adsorber is used as a control device, an organic monitoring device capable of providing a continuous record, or an integrating regeneration stream flow monitoring device having an accuracy of ±10 percent or better capable of recording the total regeneration stream mass or volumetric flow for each regeneration cycle, and a carbon-bed temperature monitoring device capable of recording the carbon bed temperature after each regeneration and within 15 minutes of completing any cooling cycle, shall be used. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(2) The owner or operator shall establish a range for monitored parameters that indicates proper operation of the carbon adsorber. Where the regeneration stream flow and carbon-bed temperature are monitored, the range shall be in terms of the total regeneration stream flow per regeneration cycle and the temperature of the carbon-bed determined within 15 minutes of the completion of the regeneration cooling cycle. In order to establish the range, the information required in §65.165(c) shall be submitted in the Initial Compliance Status Report or the operating permit application or amendment. The range may be based upon a prior performance test meeting the specifications in §65.157(b)(1) or upon existing ranges or limits established under a referencing subpart.
§ 65.153 Absorbers, condensers, carbon adsorbers, and other recovery devices used as final recovery devices.
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(a) Final recovery device equipment and operating requirements. (1) Owners or operators using a recovery device to meet the requirement to operate and maintain a TRE above 1.0 as specified in §65.63(a)(3) for process vents shall meet the requirements of this section.
(2) Recovery devices used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Recovery device performance test requirements. (1) There are no performance test requirements for recovery devices. Records of TRE index value determination shall be generated as specified in §65.160(c).
(2) Replace a final recovery device or control device. Unless already permitted by the applicable title V permit, if an owner or operator elects to use a recovery device to replace an existing final recovery or control device at a later date, the owner or operator shall notify the Administrator, either by amendment of the regulated source's title V permit or, if title V is not applicable, by submission of the notice specified in §65.167(a) before implementing the change. Upon implementing the change, the owner or operator shall comply with the applicable provisions of §§65.63(e) and 65.67(b).
(c) Recovery device monitoring requirements. (1) Where an absorber is the final recovery device in the recovery system and the TRE index value is between 1.0 and 4.0, either an organic monitoring device capable of providing a continuous record, or a scrubbing liquid temperature monitoring device and a specific gravity monitoring device, each capable of providing a continuous record, shall be used. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(2) Where a condenser is the final recovery device in the recovery system and the TRE index value is between 1.0 and 4.0, an organic monitoring device capable of providing a continuous record, or a condenser exit (product side) temperature monitoring device capable of providing a continuous record, shall be used. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(3) Where a carbon adsorber is the final recovery device in the recovery system and the TRE index value is between 1.0 and 4.0, an organic monitoring device capable of providing a continuous record, or an integrating regeneration stream flow monitoring device having an accuracy of ±10 percent or better capable of recording the total regeneration stream mass or volumetric flow for each regeneration cycle, and a carbon-bed temperature monitoring device capable of recording the carbon-bed temperature after each regeneration and within 15 minutes of completing any cooling cycle, shall be used. Monitoring results shall be recorded as specified in §65.161. General requirements for monitoring and continuous parameter monitoring systems are contained in §65.156.
(4) Unless previously approved by the Administrator under an applicable standard prior to the implementation date of this part, as specified in §65.1(f), if an owner or operator uses a recovery device other than those listed in this subpart, the owner or operator shall submit a description of planned monitoring, reporting and recordkeeping procedures as required under §65.162(e). The Administrator will approve or deny the proposed monitoring, reporting and recordkeeping requirements as part of the review of the submission or permit application or by other appropriate means.
(5) The owner or operator shall establish a range for monitored parameters that indicates proper operation of the recovery device. In order to establish the range, the information required in §65.165(c) shall be submitted in the Initial Compliance Status Report or the operating permit application or amendment. The range may be based upon a prior performance test meeting the specifications in §65.157(b)(1) or upon existing ranges or limits established under a referencing subpart. Where the regeneration stream flow and carbon-bed temperature are monitored, the range shall be in terms of the total regeneration stream flow per regeneration cycle, and the temperature of the carbon-bed determined within 15 minutes of the completion of the regeneration cooling cycle.
§ 65.154 Halogen scrubbers and other halogen reduction devices.
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(a) Halogen scrubber and other halogen reduction device equipment and operating requirements. (1) An owner or operator of halogen scrubbers and other halogen reduction devices subject to this subpart shall reduce the overall emissions of hydrogen halides and halogens by 99 percent, or reduce the outlet mass of total hydrogen halides and halogens to less than 0.45 kilograms per hour (0.99 pound per hour) as specified in §65.63(b) for process vents, or §65.83(b) for transfer racks, as applicable, and shall meet the requirements of this section.
(2) Halogen scrubbers and other halogen reduction devices used to comply with the provisions of this subpart shall be operated at all times when emissions are vented to them.
(b) Halogen scrubber and other halogen reduction device performance test requirements. Unless an initial performance test was previously conducted and submitted under the referencing subpart, an owner or operator of a combustion device followed by a halogen scrubber or other halogen reduction device to control halogenated vent streams in accordance with §65.63(b)(1) for process vents, or §65.83(b)(1) for transfer racks shall conduct an initial performance test to determine compliance with the control efficiency or emission limits for hydrogen halides and halogens according to the procedures in §§65.157 and 65.158. Performance test records shall be kept as specified in §65.160(a) and (b), and a performance test report shall be submitted as specified in §65.164. (continued)