p. 1


# OAR Box 1413 Prepped by Ollie Stewart



### Document

Number: 

# 4.7 ) 11-1-4 7 Docket Number: 

# A-94-5 2

Printed 7/9/2008 3:11:22 PM

Sheet 47 of 114P. 2

'• s



### Exhaus t Emissio nSamplin

g Thermo-Oxidize r Efficiency Testin g Composit e Technology , Inc. , Ft . Worth , T X

Jul y 2 , 199 1 Armstron

g Environmental , Inc . Projec t W-1065-9 1

Repor t Prepared For : Mr . To m Walczy k Composit e Technology , Inc . 100 5 Blue Moun

d Roa d Ft . Worth , T X7613 1
Repor t Prepare

d Jul y 3 , 199 1 B

y Armstron

g Environmental , Inc . 474 7 Irvin

g Blvd . #20 4 Dallas , Texa s 7524 7 (214 ) 63 1 - 002 1P. 3 \ f''


### h. INTRODUCTIO

N A serie s of test s wer e conducte d o nth e Thermo-Oxidize r inle t an d exhaus t stack s a t th e Composit e Technology , Inc . facility i n For t Worth , T

Xo nJul y

2 , 1991 . Th e purpos e o f thi s tes t serie s wa s t o determin e the tota l concentratio

no f VOC s o

nth e inle t an

d exhaus t stac k an d t o determin

e th e efficienc

y o f th e Thermo-Oxidizer . Testin g followe

d procedure s outlined i nTitl e 40 : Code o f Federa l Regulation s (40:CFR) . Samplin g wa s conducted b y Jo e Barrera , Jef f Lovett , an d Jerry Salina s o f Armstron g Environmental , Inc . usin g tw o Beckma

nMode l 400 A FI D analyzers , an

d a HACH Serie s 10 0 GC/FID . Present durin

g the tes t serie s wer e Bil l Chafi nan d Jame s Sande l o f th e Ft . Wort hTexa s Ai r Contro l Board . Testin g wa s conducted ove r a a fiv e hour period . Submitte

d by : Armstron

g Environmental , Inc .



## eg) 

# g^&

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### Jo e Barrer

a Projec t Manage r JB/o s

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SUMMAR YO F EMISSION S TES T DAT A TABLE : 1 PLANT : Composit e Technolog y OPERATOR : J . Barrera , J . Lovett , & J . Salina s LOCATION : Thermo-Oxidize r Inle t TES T DATE : REPETITION : STAC KGA S Temperature , F Velocity , fp s Volum e Flow , acf

m scf m scf h Moisture , % C02 , % 02 , % SAMPL E Star t Time , hrs:mi n Finis hTime , hrs:mi n VOC as i C3H f Concentration,'pp

m Emissions , lbs/h

r C^tHtfA^ ) 2/9 1

1 93.8 8 38.9 1 1407 9 1326 3 79578 2 1. 0 0 20. 0 10:14a m 11:15a m 784. 7 71.1 3 7/2/9 1

2 94.3 8 38.2 3 1383 2 1301 9 78111 7 1. 0 0 20. 0 12:36p m 1:37p m 709. 8 63.1 6 7/2/9 1

3 96.2 5 36.0 2 1303 3 1222 2 73329 9 1. 0 0 20. 0 1:55p m 3:00p m 698. 3 58.3 3 £L{,- M [fyfrWL<ufi-



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# J I SUMMAR Y TABLE : 2 OF EMISSION S PLANT : Composit e Technolog y OPERATOR : J . Barrera , J . Lovett , & J . LOCATION : Thermo-Oxidize r Exhaus t TES T DATE : REPETITION : STAC KGAS Temperature , F Velocity , fps Volum e Flow , acf

m scf m scf h Moisture , % C02 , % 02 , % SAMPLE Star t Time , hrs:mi n Finis hTime , hrs:mi n 

# SL . y ^pVO C a s C3H 8 ^> > ! 

### ).f p ^(Concentration , pp m

<*5 r 

# H*** - """ * < 2
^ 

### Emissions , lbs/h r • TOLUEN

E rc, fo) 1 

### Concentration , pp

m Emissions , lbs/h

r

- STYREN E C^iS Concentration , pp

m Emissions , lbs/h

r METHY L ETHY L KETON E Concentration , pp

m pv . LEmissions , lbs/h r 7/2/9 1

1 453. 9 48.9 2 2311 7 1307 3 78438 9 2. 0 0 20. 0 10:14a m 11:15a m 1.40 2 0.12 5 1.1 4 0.21 3 0.5 7 0.1 2 N D N D

4 

# H' TES T DAT

A
Salina s 7/2/9 1 2 456. 4 51.9 0 2452 6 1382 9 82976 6 2. 0 0 20. 0 12:36p m 1:37p m 1.34 0 0.12 7 3.0 4 0.60 0 2.2 8 0.50 9 0.1 2 0.01 9 i



### 7/2/9 1 3

• 462. 6 50.4 8 2385 5 1336 2 80173 8 2. 0 0 20. 0 1:55p m 3:00p m 1.39 2 ^ • — 0.127 / § 1.3 7 / A^ 0.26 1 / ^ T 

## V 0.8 5 / N 

### 0.183 / ^ N D N D

•P. 6


# I

1 § 

# j 

# J . j 

# 1 1 II I PROCEDURE S

The procedur e for emissio ntestin

g followe

d USEPA

method s a s outlined i nAppendi xA o f Titl e 40 : Cod e o f Federa l Regulations . The followin

g method s wer e used : Method 1



### 1 8 25 A Titl e

Sampl e an

d Velocit y

Traverse s for Stationar y Source s Determinatio

no f Stack Ga s Velocit y (Standar

d Pito t Tube ) Determinatio

no f C02 , 02 , Exces s Air , an d Dr y Molecula r Weigh t Measuremen t o f Gaseou s Organi c Compoun d Emission s b

y Ga s Chromatograph y Determinatio

no f Tota l Gasou s Organi c Concentratio

nUsin

g a Flam

e Ionizatio

n Analyze r Th e FI D analyzer s wer e spanned wit hCertified 988. 4 ppm , 196. 4 ppm , an

d 27.2pp

m i nnitrogenstandards . The standard s wer e introduced fro

m th e stack en

d o f the sampl e lin e wit hTedla r ga s bags . Velocit y

traverse s wer e conducted immediatel y afte r eac

hru nat 1 6 points , 8 point s pe r traverse . C0 2 an d 0 2 wer e determimned usin g Fyrit e analyzers . VOC componen t breakdow nwa s determined usin g a HAC H Serie s 10 0 GC/FID . Integrated ga s ba g sample s wer e takenusing a parastallti c pum

p fro m th e exhaus t lin

e o f th e FI D used t o sampl e th e incinerato r exhaust . Standard s an d sample s wer e introduced t o th e G C vi a a heated 5 ml sampl e loop .



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# 1 Composit e Technologie s

Incinerato rExhaus t 

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# I I P. 8



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J I ] ^ 33.25 » ) 

# • 2 2 inche s 2 8 inche s

Composit e Technologie s Incinerato rInle t Duc t


# J I nP. 9 

# 1
1 ] 3

APPENDIX A 

# 1 I 3 J J 1 J 1 fiP.1 0 

# 1 - 1 I ]
1

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# J 1 J Cpmposite J 

### Technology ^ Thermo-Oxidize r Inle t Repetition# 1 7/2/9 1 MOLECULA

RWEIGH T O

F STAC KGAS . DR

YBASIS , M

D (.4 4 * %C02 ) + (.3

2 * % 02 ) + (.2

8 * (N 2 + CO) ) = 28. 8 MOLECULA

RWEIGH T O

F STACKGAS . WE T BASIS , M S M D * ( 1 - BWS ) + (1 8 * BWS ) = 28.69 2 STAC KGAS PRESSURE , I

N HG , P S PBA R+ (STATIC/13.6 ) = 29.8654 4 STAC KGAS VELOCITY . FP S 85.4 9 * CP * (SQ

RP(T S / (P S * MS)) ) = 38.9146 9 VOLUME FLO

W RATE , ACF

M 6 0 * A S * V S = 14079.3 4 VOLUME FLO

W RATE , SCFH 360 0 * ( 1 - BWS ) * V S * A S * ((52 8 * PBAR ) / (T S * 29.92) ) = 795782. 1 %C0 2 = 0 %0 2 = 2 0 %C O - 0 %N 2 = 8 0 STACKTEMPERATURE , F = 93.8 8 SQUAR E ROO T O F DELT A P = .571 9 STATI C PRESSURE , I

N H2 0 = -.4 7 BAROMETRI C PRESSURE , IN HG = 29. 9 PERCENT WATE

RVAPO R(BW S * 100 ) = 1 ARE A OF STACK , SQUAR

E FT . = 6.0 3 / PITO T CO-EFFICIENT , C P = .9 9



# < ?P.1 1


# 1 ]

J J J Composit e Technolog y Thermo-Oxidize r Inle t Repetitio

n# 2 7/2/9 1 MOLECULA

RWEIGH T O

F STAC KGAS , DRYBASIS , M D (.4 4 * %C02 ) + (.3

2 * % 02 ) + (.28 * (N 2 + CO) ) = 28. 8 MOLECULA

RWEIGH T O

F STAC KGAS , WE T BASIS , M S M D * ( 1 - BWS ) + (1 8 * BWS ) » 28.69 2 STAC KGA S PRESSURE , IN HG , P S PBA R+ (STATIC/13.6 ) = 29.8669 1 STAC KGA S VELOCITY , FP S 85.4 9 * C P * (SQ

RP(T S / (PS * MS)) ) = 38.2301 4 VOLUM E FLO W RATE , ACF

M 6 0 * A S * V S = 13831.6 6 VOLUM E FLO W RATE , SCF

H 360 0 * ( 1 - BWS ) * VS * A S * ((52 8 * PBAR ) / (TS * 29.92) ) = 781116. 8 %C0 2 = 0 %0 2 = 2 0 %C O » • 0 %N 2 =8 0 STAC KTEMPERATURE , F = 94.3 8 SQUAR E ROO T O F DELT

A P = .561 6 STATI C PRESSURE , I

N H2 0 = -.4 5 BAROMETRI C PRESSURE , IN H G = 29. 9 PERCEN T WATE RVAPO R(BW S * 100 ) = 1 i ARE A O F STACK , SQUAR

E FT . = 6.0 3 PITOT CO-EFFICIENT , C P = .9 9


# 1 

# J 10 jP.1 2 

# I ' 

# r i

i i

j 

# i Composit e Technolog y Thermo-Oxidize r Inle t Repetition# 3 7/2/9 1 MOLECULA

RWEIGHT O F STACKGAS . DR YBASIS . M

D (.44 * %C02 ) + (.32 * % 02 ) + (.2 8 * (N 2 + CO) ) = 28. 8 MOLECULA

RWEIGHT O F STACKGAS , WE T BASIS , M S MD * ( 1 - BWS ) + (1 8 * BWS ) = 28.69 2 STACKGA S PRESSURE , IN HG , P S PBA R+ (STATIC/13.6 ) = 29.8566 2 STACKGA S VELOCITY , FP S 85.4 9 * C P * (SQ

RP(T S / (P S * MS)) ) = 36.0232 7 VOLUME FLO

W RATE , ACF

M 6 0 * A S * V S = 13033.2 2 VOLUME FLO

W RATE , SCFH 360 0 * ( 1 - BWS ) * V S * A S * ((52 8 * PBAR ) / (TS * 29.92) ) = 733299. 1 %C0 2 = 0 %0 2 = 2 0 %C O = 0 %N 2 =8 0 STACKTEMPERATURE , F = 96.2 5 SQUAR E ROO T O

F DELT A P = .528 2 STATI C PRESSURE , I N H2 0 = -.5 9 BAROMETRI C PRESSURE , I N H G = 29. 9 PERCEN T WATE

RVAPO R(BW S * 100 ) = 1 AREA O F STACK , SQUAR

E FT . = 6.0 3 PITO T CO-EFFICIENT , C P = .9 9



# I / /P.1 3 

# 1
1

1 §
J J 

# ] 1 J 1 Composit e Technolog y Thermo-Oxidize r Exhaus t Repetition# 1 7/2/9 1 MOLECULA

RWEIGH T O

F STAC KGAS , DR

YBASIS , M

D (.4 4 * %C02 ) + (.3

2 * % 02 ) + (.2

8 * (N 2 + CO) ) = 28. 8 MOLECULA

RWEIGH T O

F STAC KGAS , WE T BASIS , M S M D * ( 1 - BWS ) + (1 8 * BWS ) = 28.58 4 STAC KGA S PRESSURE , I N HG , P S PBA R+ (STATIC/13.6 ) = 29.885 3 STAC KGA S VELOCITY , FP S 85.4 9 * C P * (SQ

RP(T S / (P

S * MS)) ) = 48.9176 9 VOLUM E FLO W RATE , ACF

M 6 0 * A S * V S = 23116.5 4 VOLUM E FLO W RATE , SCF H 360 0 * ( 1 - BWS ) * V S * A S * ((52 8 * PBAR ) / (TS * 29.92) ) = 784388. 8 %C0 2 = 0 %02 - = 2 0 %CO = 0 %N 2 = 8 0 STAC KTEMPERATURE , F = 453. 9 SQUAR E ROO T O

F DELT A P - .558 8 STATI C PRESSURE , I

N H2 0 = -. 2 BAROMETRI C PRESSURE , IN H G = 29. 9 PERCEN T WATE RVAPO R(BW S * 100 ) = 2 ARE A OF,STACK , SQUAR

E FT . = 7.87 6 PITO T CO-EFFICIENT , C P = .9 9



# )tP. M 

# f 1 I ] J I 1

J I 1 

# J Composit e Technolog y Thermo-Oxidize r Exhaus t Repetition# 2 7/2/9 1 MOLECULA

RWEIGH T OF STAC

KGAS , DR

YBASIS , M

D (.44 * %C02 ) + (.32 * % 02 ) + (,2 8 * (N 2 + CO) ) = 28. 8 MOLECULA

RWEIGH T OF STACKGAS . WE T BASIS , M S M D * ( 1 - BWS ) + (1 8 * BWS ) = 28.58 4 STACKGA S PRESSURE , IN HG , P S PBA R+ (STATIC/13.6 ) = 29.8786 8 STACKGA S VELOCITY , FP S 85.4 9 * C P * (SQ

RP(T S / (PS * MS)) ) = 51.9006 3 VOLUME FLO

W RATE , ACF

M 6 0 * A S * V S = 24526.1 6 VOLUM E FLO

W RATE , SCF

H 360 0 * ( 1 - BWS ) * VS * A S * ((52 8 * PBAR ) / (T S * 29.92) ) = 829765. 7 %C0 2 = 0 %0 2 =2 0 %C 0 = 0 %N 2 = 8 0 STACKTEMPERATURE , F = 456. 4 SQUAR E ROO T O F DELT A P = .59 2 STATI C PRESSURE , IN H2 0 = -.2 9 BAROMETRI C PRESSURE , I N H G = 29. 9 PERCEN T WATE

RVAPO R(BW S * 100 ) = 2 AREA O F STACK , SQUAR

E FT . = 7.87 6 PITO T CO-EFFICIENT , C P = .9 9



# 1 3P.1 5



# I

i

J 1 J Composit e Technolog y Thermo-Oxidize r Exhaus t Repetitio

n# 3 7/2/9 1 MOLECULA

RWEIGH T O

F STAC KGAS . DR

YBASIS , M

D (.4 4 * %C02 ) + (.3

2 * % 02 ) + (.2

8 * (N 2 + CO) ) = 28. 8 MOLECULA

RWEIGH T O

F STAC KGAS , WE T BASIS , M S M D * ( 1 - BWS ) + (1 8 * BWS ) = 28.58 4 STAC KGAS PRESSURE , I

N HG , P S PBA R+ (STATIC/13.6 ) = 29.8823 5 STAC KGAS VELOCITY , FP S 85.4 9 * C P * (SQ

RP(T S / (PS * MS)) ) = 50.480 6 VOLUM E FLO W RATE , ACF

M 6 0 * A S * V S = 23855.1 1 VOLUM E FLO W RATE , SCF

H 360 0 * ( 1 - BWS ) * VS * A S * ((52 8 * PBAR ) / (TS * 29.92) ) = 80173 8 %C0 2 = 0 %0 2 = 2 0 %CO = 0 %N 2 = 8 0 STAC KTEMPERATURE , F = 462. 6 SQUAR E ROO T OF DELT

A P = .573 9 STATI C PRESSURE , I

N H2 0 = -.2 4 BAROMETRI C PRESSURE , I N H G = 29. 9 PERCEN T WATE RVAPO R(BW S * 100 ) = 2 ARE A OF STACK , SQUAR

E FT . = 7.87 6 PITO T CO-EFFICIENT , CP = .9 9



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# Scot t Specialt y Gase s 8cot t a divisio n o fSki^r i Fro a I Environmanta i Tochnology , Ine .

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APPENDIX F



# J /

I 

# J --S3 -P.5 9



# J I
J Captur e efficienc y monitorin g wa s performe db y Composit e Technology , Inc . (CTI ) personne l an

dobserve db

y bot hEPA an dTAC B officials . Al l VO C emissio nsource s a t CT I ar e withi npermanen t tota l enclosure s tha t mee t EPA' s propose dguideline s fo r claimin g 10 0 percen t capture . Th e fiv e criteri a fo r claimin g "Tota l Enclosure " ar e a s follows : 1 ) Acces s door s an

dwindow s close ddurin g routin e operations . 2 ) Negativ e pressur e Insid e enclosure . 3 ) Minimu

m Indraf t ai r velocit y

o f 20 0 ft/m1 nthroughopenings . 4 ) VO C source s no t clos e t o Indraf t openings . 5 ) Opening s 1 nenclosur e o f les s tha n5 percen t o f th e tota l enclosur e surfac e are a (walls , cellin g an dfloor) . A mor e detaile dexplanatio no f thes e criteri a ca nb e found1 n Appendi xF . I t wa s show

nt o bot hEP A

an dTAC B official s tha t acces s door s an d window s o f al l enclosure s ar e kep t close ddurin g routin e operations . Keepin g al l window s anddoor s close ddurin g productio nrun s 1 s th e standar doperatin g procedure . Indraf t ai r velocitie s o f 20 0 ft/mi nwil l onl y produc e a negativ e pressur e o f abou t 0.00 4 inche s o f wate r column . CT I personne l wer e unabl e t o measur e thi s lo w pressur e insid e any

o f th e enclosure s du e t o th e lac ko f Instrumentatio n(o nsite ) capabl e o f measurin g les s tha n0.0 1 Inche s o f wate r column . However , sinc e Indraf t velocitie s o f 20 0 ft/mi n wer e conslstantl y

see nI t coul db e assume dtha t ther e I s Indee dnegativ e pressur e withi nth e enclosures .

Indraf t ai r velocitie s o f a t leas t 20 0 ft/mi nwer e bein g achieve dthroughal l enclosur e opening s an dwer e observe dby

bot hEP A an d TAC B officials . Ther e were , however , fluctuation s betwee n15 0 an d20 0 ft/mi na t som

e opening s along th e pane l lin e enclosur e whil e employee s wer e entering/exitin g th e area . Velocitie s wer e neve r seent o dro pbelow 15 0 ft/m1 nan

donc e th e entrance/exi t wa s closed , velocitie s stabilize d a t o r above 20 0 ft/m1n . Al l VO C source s withi nth e enclosure s mee t th e criteri a o f bein g a t leas t fou r equ1valan t diameter s away fro m an y opening s excep t fo r th e opening s a t th e exi t t o th e pane l lin e enclosure . However , thi s shoul d pos e n o problem s sinc e th e Indraf t velocitie s a t thes e opening s ar e a t o r abov e 20 0 ft/m1n . 

# s SP.6 0



# 1

j Finally , opening s I nth e enclose darea s ar e les s tha nth e allowabl e 5 percent . Surfac e are a calculatio nfo r eac henclosur e ca nb e found1 n Appendi xF . Base donth e Indraf t velocitie s a t al l opening s an dth e tota l volum

e o f ai r bein g remove dfro m th e enclosur e th e followin g calculatio nshow s tha t th e ope nare a 1 s fa r les s tha nallowed . Openin g Area . • [Volume Remove d(CFH)]/[Openin g Velocitie s (ft/min) ] Example : Pane l Enclosur e Openin g Are a - 600 0 CFH/20 0 ft/mi n

- 3 0 sq . ft . Allowabl e Ope nAre a - 0.05(304 0 sq . ft. )

- 15 2 sq . ft . Ope nAre a les s tha nAllowabl e I f th e actua l ope nare a wa s greate r tha nth e calculate dope narea , usin g th e abov e formula , Indraf t ai r velocitie s coul dno t b e met .



# 2 ^P.6 1 

# l" 

# i l

l

J 1 ENCLOSUR E SURFAC E ARE A CALCULATION S Hlxroom : 20 ' X 40 ' X 12 ' (450 0 CFM ) Tota l Surfac e Are a - (2x20x12 ) I (2x40x12 ) I (2x40x20 )

- 304 0 f t square d Allowabl e Ope

n Are a les s tha n 0.05(3040 ) les s tha n 152 f t squared 

### Panel : 17 ' X52 ' X8 ' (600 0 CFM )

Tota l Surfac e Are a - (2x17x8 ) + (2x52x8 ) + (2x17x52 )

* 287 2 f t square d Allowabl e openare a les s tha n0.05(2872 ) | les s than14 3 r t squared Hetrola c Booth : 8 ' X8 ' X8 ' (Booth ) - (Inline ) , 26'6 " XV XV (Tunnel ) (650 0 CFH) Tota l Surfac e Are a - (6x8x8 ) + (2x26.5x2 ) + (2x7x26.5 ) 1 

### + (2x3x7 )

- 88 9 f t squared Allowabl e Ope nAre a les s tha n0.05(889 ) - 4 4 f t square d I Hetrola c Booth : 8 ' X8 ' X8 ' (Booth ) (Offline ) J

### 23 ' X5 ' XV (Tunnel ) (650 0 CFH) Tota l Surfac e Are a - (6x8x8 ) + (2x23x2 ) + (2x5x23 ) +

(2x5x2 ) J- 72 6 f t squared Allowabl e Ope nAre a les s tha n0.05(726 ) » 3 6 f t square d i 

### Pultrusion : Enclosur e surfac e area s vary depending o

ndi e being used . B y observin g thes e enclosures , i t ca nbe seentha t th e ope nare a 1 s fa r lesstha nwha t woul dbe allowed . Basedonthe surfac e area s o f th e mixin g room , pane l Un e an dbot h hetrola c booths , andb

y viewing th e ope narea s o f thes e enclosures , i t canbe seontha t th e maximu m o f 5 % 1 s no t exceeded .


# JP.6 2 '*•••« • rv iside i



### . Again , achieving ahig h captur e efGclccc y i i no tdifficulto rexpensive , i f nb'wasider'atfen n • ' b e give n t

o operato rconvenience. ! Fo rthis reason . I tI s foolis h forapurchasert o askfor a fi—^-f-a . V! J -. - A ^.i*..* ^ .^. r .'.J.V^. i |»J | 1a« A.-*- - I . al^tatt t .A. t A - ill- . ^ Z V . »1 I ll't l fjC o 

# 1 .. . Fo rexample) afte V a"weJtT|mJ^cn^o?te ^ .tjfc^l^J^p^^tt^Jfttolc ^ fc lei wjteSsL. i •;/webImmediately , befb^th e we b ha^reashedjjh e qyen.prjdryer. : 

### -bn § t&ofy twa y o f iHw^Vi i .^.capttfcirtgihbievapb ^ -the y reach th e oven , wher e "th e vapor s ca n the n b e picked u p b y th e ove n exhaus ttysiem l - . V -J-J :
y - o l ^^vefeft-tfeyidai^bfthework. ) ^

. . •,- - • 

# a. /

-plants'wil l sometime s Instat ! ctese'&ptur e system s jus ts o .thei roperatora'ean hav e an ocfcrlesa'^S -

. ."wor karea . .Us e a"totalenclosure " approach wjhef t'.' . ' extremel y hi

g h capture efficiency i s neede d

. or.whe n clos e captur e device s arc-' ^ m 

### -
Jr- - •*.' •/• — . - PROPOSED UA CUIDEUHZS , ixOR TOTAL EXCLOSURT- .,** . * /•> • ^c« rde&icni Hintc-* datd dunsy " '* - 'KAmmdniemrcicA.'•'".'" .'J~ Z '\i T

" .1 - 

# 1 I n19S3,~the 5? A propose d ~ acaptur e V - - • procedure; * which ' wuWJ^anftK e )fc?M)*e ' ' -lega l presumption -b

f iQQ% capture " * • \ withou tfli fteflfrcmenj farformal; rr: "- canters '?««!* - A tth e dat e o f this " ••''**- Anting , the pr'eccsecT-pfccedure' asta:/ - bein g debated ; buroan y state s have " V .
. ' abead y eke d ptiraiu basei to n it , &n d it has acquire d d e fact o status . ' Specifically , th e followin g definitio n * applies : I T asource i s locate d insid e a"tota

l enclosure * and all emission s ar tdirecte d t o acontrol device , th e requiremen tt o measure th e efficiency o f captur e is waived , an

d presumed 100% . E

y definitio n then , a"tota

l enclosure * preclude s fu.gi.iv

e emissions . Suc h a a enclosur e ca

n b e describe d as astructure tiu tcompletel y surround s o renshroud s a n affecte d facilit y suc h tha tal ! VO C emission s are containe d and directe d .through a n exhauststac ko r •into a n oven . A aentir e building car. function a aatota l enclosur e (se e Item 5 below ) if th e condition s above ar

e satisfied . •2 'ffttavt priMS-^Jiisldd

tjvilasurn . * "' 1 •

* *•. . K • M-AuftUtri vHln./m'airvrte«*i y cf. }&} /brit*. i •. . • •i. •'CCieuuj

not t& v 10 indraft

op-twp. J . * MLifcun optnutp In room ofUn 'Jxin S& of

. wai indofln Jtvfut ana. ••

. Vr'^h *ictcl

in£!cr&4\ &A mU

auuru IC0% df

tetel .jptunfruUrpopoiedripitufoH '^ . «



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J a n openin g tha

tis no tconnecte d J o a*u^fc"wyc h a" • \ j : •" • I.,..;;;'.0.1 . .r.- v *r

- tatt'pr.blower» vlnitalled. - yry*.^::_y ^ ••V-*-y > j f "* . •';.• . %- J . .. . . . » . tavlnaai.n^ . «> wm^-"v —» •- —•"r-i-* * •A.#1T-^--^-——i—.*i*~ ' *»iv - . •»*»»»*'' •* V wwwl'ftS**Mtt' ' v£..,. » f .. . .. . .' —•-• .

. . . %: • ."-. • -_

• c. " TheTaverage velbclty'ihroug h all NDO s mus

tb e a tleasfigfl p ft/jnlti. an

d i tmus tb e prove n tha tall ai rflow I s continuousl

y int o th e enclosur e (I

f the averag

e velocit y i s a tleas t50 0 • ; .-.•:"!?. . „.. . ."

• ft/min, sudb.proo

f i s notjequtrcd. ) ; ' ,\c . -—« . » * • - ' .:: . • J

. -2 . *... . - 

# i I n effect , be e build s ahouse aroun

d th e VO C source . a a > .— .

• - / .--• ; - *~E3cTos£bnl!*V,it'l ^ «

consfstsc f

t £ un*n"si!.srant

f Vscrcc atfcater.-a'rcl ! cca;j; , a n eve n an

d V rewin d stand ; er.clcx e onl

y th atc',) 'totter.- /

, N rii^ c 1t.f

i "th e onl y potentia l scare s c f

ftigitive VOCi : * Sea l al

l cbnncctibp

j betwee n theezcinsur e an

d the even . A balance d ove n is alread y a •tota l enclosure ; an

d sealin g lh e eve n side s .t o th e newly-buil tenebsure (aroun

d th e coater) create s ene , overal

l tota l enclosure . '

"

» • Where Vises ! in;pc;iic/ i of th e proces s li needed , us e windo w mad e o f wire-reinforced ' • safcr y glass , s o tha

tth e operato rdee s ac tnee d t o enterthe enclosure . (CUa rplasti c o r• plexiglas s ca

n als o b e used, butthes e tend to become :!cudcd b y certai n common solvents , suc h a s ketones. ) . m » Wher e physica l access t c the proces s ! s neede d fo rshor tperiod s o f time , us e self-closing . 

### J 

# J hinge d access door s o rwindows .

J . . . Tbe

. Basic s o f VO C apeunr.S^em

s b y Mesi* . R. J. Mc3%ee

. P i A RC Sb*

p - ffteaj Dn

A 7/90, . ftp I \ J ' •- ;

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