Chapter NR 466

NR 466.02(24) (24) “Rotogravure print station" means a work station on which a rotogravure printing operation is conducted. A rotogravure print station includes both a cylinder on which the image, type and art, to be printed is etched or engraved below the surface of the cylinder, and an ink supply.

NR 466.02(25) (25) “Stand-alone coating equipment" means an unwind or feed section, a series of one or more coating stations and any associated dryers, and a rewind, stack or collection section that is not part of a product and packaging rotogravure or wide-web flexographic press, but is used to conduct one or more coating operations on a substrate. Stand-alone coating equipment may or may not do any of the following:

NR 466.02(25)(a) (a) Process substrate that is also processed by a product and packaging rotogravure or wide-web flexographic press.

NR 466.02(25)(b) (b) Apply solids-containing materials that are also applied by a product and packaging rotogravure or wide-web flexographic press.

NR 466.02(25)(c) (c) Utilize a control device that is also utilized by a product and packaging rotogravure or wide-web flexographic press.

NR 466.02 Note Note: Stand-alone coating equipment is sometimes referred to as “off-line" coating equipment.

NR 466.02(26) (26) “Wide-web flexographic press" means a flexographic press capable of printing substrates greater than 18 inches in width.

NR 466.02(27) (27) “Work station" means a unit on a rotogravure or wide-web flexographic press where material is deposited onto a substrate.

NR 466.02 History History: Cr. Register, March, 2000, No. 531, eff. 4-1-00.

NR 466.03 NR 466.03 Symbols. The symbols used in equations in this chapter have the following meanings:

NR 466.03(1) (1) Cahi is the monthly average, as-applied, organic HAP content of solids-containing material, i, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(2) (2) Casi is the monthly average, as applied, solids content of solids-containing material, i, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(3) (3) Chi is the organic HAP content of solids-containing material, i, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(4) (4) Chij is the organic HAP content of solvent j, added to solids-containing material i, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(5) (5) Chj is the organic HAP content of solvent j, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(6) (6) Ci is the organic volatile matter concentration in ppm, dry basis, of compound i in the vent gas, as determined by Method 25 or Method 25A in 40 CFR Part 60, Appendix A, incorporated by reference in s. NR 484.04.

NR 466.03(7) (7) Csi is the solids content of solids-containing material, i, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(8) (8) Cvi is the volatile matter content of solids-containing material, i, expressed as a weight-fraction, in kg/kg (lb/lb).

NR 466.03(9) (9) E is the organic volatile matter control efficiency of the control device, expressed as a percent.

NR 466.03(10) (10) F is the organic volatile matter capture efficiency of the capture system as a percent.

NR 466.03(11) (11) Gi is the mass fraction of each solids-containing material, i, which was applied at 20% by weight or greater solids content, on an as-applied basis, in kg/kg (lb/lb).

NR 466.03(12) (12) H is the total monthly organic HAP applied, in kg (lb).

NR 466.03(13) (13) Ha is the monthly allowable organic HAP emissions, in kg (lb).

NR 466.03(14) (14) HL is the monthly average, as-applied, organic HAP content of all solids-containing materials applied at less than 0.04 kg organic HAP per kg of material applied (0.04 lb/lb), in kg/kg (lb/lb).

NR 466.03(15) (15) Hs is the monthly average, as-applied, organic HAP to solids ratio, kg organic HAP/kg solids applied (lb/lb).

NR 466.03(16) (16) Hsi is the as-applied, organic HAP to solids ratio of material i.

NR 466.03(17) (17) L is the mass organic HAP emission rate per mass of solids applied, in kg/kg (lb/lb).

NR 466.03(18) (18) MBi is the sum of the mass of solids-containing material, i, applied on intermittently-controllable work stations operating in bypass mode and the mass of solids-containing material, i, applied on never-controlled work stations, in a month, in kg (lb).

NR 466.03(19) (19) MBj is the sum of the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, applied on intermittently-controllable work stations operating in bypass mode and the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, applied on never-controlled work stations, in a month, in kg (lb).

NR 466.03(20) (20) MCi is the sum of the mass of solids-containing material, i, applied on intermittently-controllable work stations operating in controlled mode and the mass of solids-containing material, i, applied on always-controlled work stations, in a month, in kg (lb).

NR 466.03(21) (21) MCj is the sum of the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, applied on intermittently-controllable work stations operating in controlled mode and the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, applied on always-controlled work stations in a month, in kg (lb).

NR 466.03(22) (22) Mf is the total organic volatile matter mass flow rate, in kg/hr (lb/hr).

NR 466.03(23) (23) Mfi is the organic volatile matter mass flow rate at the inlet to the control device, in kg/hr (lb/hr).

NR 466.03(24) (24) Mfo is the organic volatile matter mass flow rate at the outlet of the control device, in kg/hr (lb/hr).

NR 466.03(25) (25) Mhu is the mass of organic HAP used in a month, in kg (lb).

NR 466.03(26) (26) Mi is the mass of solids-containing material, i, applied in a month, in kg (lb).

NR 466.03(27) (27) Mij is the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, added to solids-containing material, i, in a month, in kg (lb).

NR 466.03(28) (28) Mj is the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, applied in a month, in kg (lb).

NR 466.03(29) (29) MLj is the mass of solvent, thinner, reducer, diluent or other non-solids-containing material, j, added to solids-containing materials which were applied at less than 20% by weight solids content, on an as-applied basis, in a month, in kg (lb).

NR 466.03(30) (30) Mvr is the mass of volatile matter recovered in a month, in kg (lb).

NR 466.03(31) (31) Mvu is the mass of volatile matter, including water, used in a month, in kg (lb).

NR 466.03(32) (32) MWi is the molecular weight of compound i in the vent gas, kg/kg-mol.

NR 466.03(33) (33) n is the number of organic compounds in the vent gas.

NR 466.03(34) (34) p is the number of different inks, coatings, varnishes, adhesives, primers and other solids-containing materials applied in a month.

NR 466.03(35) (35) q is the number of different solvents, thinners, reducers, diluents or other non-solids-containing materials applied in a month.

NR 466.03(36) (36) Qsd is the volumetric flow rate of gases entering or exiting the control device in dscm/hr, as determined by Method 2 in 40 CFR Part 60, Appendix A, incorporated by reference in s. NR 484.04.

NR 466.03(37) (37) R is the overall organic HAP control efficiency as a percent.

NR 466.03(38) (38) Re is the overall effective organic HAP control efficiency for publication rotogravure as a percent.

NR 466.03(39) (39) Rv is the organic volatile matter collection and recovery efficiency as a percent.

NR 466.03(40) (40) S is the mass organic HAP emission rate per mass of material applied, in kg/kg (lb/lb).

NR 466.03(41) (41) 0.0416 is the conversion factor for molar volume, kg-mol/m3, at standard conditions.

NR 466.03 History History: Cr. Register, March, 2000, No. 531, eff. 4-1-00.

NR 466.05 NR 466.05 Standards: general. General provisions of ch. NR 460 apply to owners and operators of affected sources subject to this chapter as indicated in ch. NR 460 Appendix KK.

NR 466.05 History History: Cr. Register, March, 2000, No. 531, eff. 4-1-00.

NR 466.06 NR 466.06 Standards: publication rotogravure printing.

NR 466.06(1) (1)  Compliance dates. Each owner or operator of any publication rotogravure printing affected source that is subject to the requirements of this chapter shall comply with this section on and after the compliance dates as specified in s. NR 466.08.

NR 466.06(2) (2) Emission limitation. The owner or operator of each publication rotogravure affected source shall limit organic HAP emissions to no more than 8% of the total volatile matter used each month.

NR 466.06(3) (3) Compliance methods. The emission limitation in sub. (2) shall be achieved by any of the following methods:

NR 466.06(3)(a) (a) Overall control of at least 92% of organic HAP used.

NR 466.06(3)(b) (b) Substitution of non-HAP materials for organic HAP.

NR 466.06(3)(c) (c) A combination of capture and control technologies and substitution of materials.

NR 466.06(4) (4) Compliance demonstration.

NR 466.06(4)(a) (a) Solvent recovery. Each owner or operator using a solvent recovery device to control emissions shall demonstrate compliance by showing that the HAP emission limitation is achieved by doing either of the following:

NR 466.06(4)(a)1. 1. Perform a liquid-liquid material balance for each month according to the following procedures:

NR 466.06(4)(a)1.a. a. Measure the mass of each ink, coating, varnish, adhesive, primer, solvent and other material used by the affected source during the month.

NR 466.06(4)(a)1.b. b. Determine the organic HAP content of each ink, coating, varnish, adhesive, primer, solvent and other material used by the affected source during the month following the procedure in s. NR 466.09 (2) (a).

NR 466.06(4)(a)1.c. c. Determine the volatile matter content, including water, of each ink, coating, varnish, adhesive, primer, solvent and other material used by the affected source during the month following the procedure in s. NR 466.09 (3) (a).

NR 466.06(4)(a)1.d. d. Install, calibrate, maintain and operate, according to the manufacturer's specifications, a device that indicates the cumulative amount of volatile matter recovered by the solvent recovery device on a monthly basis. The device shall be initially certified by the manufacturer to be accurate to within +2.0%.

NR 466.06(4)(a)1.e. e. Measure the amount of volatile matter recovered for the month.

NR 466.06(4)(a)1.f. f. Calculate the overall effective organic HAP control efficiency (Re) for the month using Equation 1. For the purposes of this calculation, the mass fraction of organic HAP present in the recovered volatile matter is assumed to be equal to the mass fraction of organic HAP present in the volatile matter used.

- See PDF for diagram

(Equation 1)

NR 466.06(4)(a)2. 2. Use continuous emission monitors, conduct an initial performance test of capture efficiency, and continuously monitor a site specific operating parameter to assure capture efficiency as specified in the following procedures:

NR 466.06(4)(a)2.a. a. Install continuous emission monitors to determine the total organic volatile matter mass flow rate at both the inlet to and the outlet from the control device, and calculate the percent efficiency (E) of the control device for each month.

NR 466.06(4)(a)2.b. b. Determine the percent capture efficiency (F) of the capture system according to s. NR 466.09 (5).

NR 466.06(4)(a)2.c. c. Calculate the overall effective organic HAP control efficiency (Re) achieved for each month using Equation 2.

- See PDF for diagram

(Equation 2)

NR 466.06(4)(a)2.d. d. Install, calibrate, operate and maintain the instrumentation necessary to measure continuously the site-specific operating parameter established in accordance with s. NR 466.10 (6) whenever a publication rotogravure printing press is operated.

NR 466.06(4)(a)2.e. e. Operate the capture device at an average value greater than, or less than, as appropriate, the operating parameter value established in accordance with s. NR 466.10 (6) for each 3-hour period.

NR 466.06(4)(b) (b) Oxidation. Each owner or operator using an oxidizer to control emissions shall demonstrate compliance by showing that the HAP emission limitation is achieved by doing either of the following:

NR 466.06(4)(b)1. 1. Demonstrate initial compliance through performance tests and continuing compliance through continuous monitoring according to the following procedures:

NR 466.06(4)(b)1.a. a. Determine the oxidizer destruction efficiency (E) using the procedure in s. NR 466.09 (4).

NR 466.06(4)(b)1.b. b. Determine the capture efficiency (F) using the procedure in s. NR 466.09 (5).

NR 466.06(4)(b)1.c. c. Calculate the overall effective organic HAP control efficiency (Re) achieved using Equation 2 in par. (a) 2. c.

NR 466.06(4)(b)1.d. d. Continuously monitor an appropriate oxidizer operating parameter in accordance with s. NR 466.10 (5), and continuously monitor an appropriate capture system monitoring parameter in accordance with s. NR 466.10 (6).

NR 466.06(4)(b)1.e. e. Operate the capture device at an average value greater than or less than, as appropriate, the operating parameter value established in accordance with s. NR 466.10 (6).

NR 466.06(4)(b)1.f. f. If an oxidizer other than a catalytic oxidizer is used, operate the oxidizer at an average combustion temperature for all 3-hour periods greater than or equal to the average combustion temperature established under s. NR 466.09 (4).

NR 466.06(4)(b)1.g. g. If a catalytic oxidizer is used, operate the oxidizer so that the average catalyst bed inlet temperature for all 3-hour periods is greater than or equal to the average catalyst bed inlet temperature established under s. NR 466.09 (4).