P. 1 

# OAR Box 1830 Prepped byOllie Stewart



### Document

Number: 

# 10)IV-B- 6 Docket Number: 

# A-87-1 1

Printed 11/13/2008 7:20:51 AM Sheet 10 of 232P. 2



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### I 6 !93 8 KE?!CR\MDOK SUBJECT : Passiv e Onboor J Refueling Contro l Systf!? . restin g -

Result s Collecte d T o Dat e FROM : :0 : THRU : Pete r

Rutcbins , Mechanica l Enginee r Standard s Deveiocron t an dSuppor t

Branc h Charle s L . Gray , Jr. , Directo r L'rvissic nCcr.t r

r. l Technolog y Divisio n Joh nF . Andersen , rer.ie r Projec t

ttan-ogsr Standard. " Tjsveiopr.'ir. t an dSuppor t

Branc h Cheste r J . France , Chie f Standard s ?eve l oorcer. t en ^ Sunnor t Branc h In acn e date d Jun e 14 , 198$ , ST? ? requeste d tha t specifie d tcctin c b< j v rfcrr-e d b yTB P usin g th e "Parciv e Or.fccar S Refueling ; Cor.tre " System. " Th e recuocte c testin g vi s f.'atd i vid?' 3 int o fiv e rr^;"».?e?: . Phas e •es t in ^ ha s bee n cor.pletec . On

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Attachmen t 1 Phas e 1 • T o determin e the effect s o f fue l RVP o nth e contro l o f refueling emission s b yth e systemusin g a tes t matri xo f four refueling rate s an d thre e fue l RVPs . A fou r lite r canister wa s employedto assure adequat e storage capacity . Th e tes t result s are show nbelow .

Phas e 1 Tes t Result s Fuelin g Rat e (gal/min ) 3 4 4 5 5 5 5 5 1 0 1 0 1 0 1 0 1 0 Dispense d Volum e (gal ) 13. 9 13. 7 14. 2 13. 8 13. 3 14. 6 14. 2 13. 9 12. 7 13. 2 13. 1 13. 9 13. 9 Measured

RV P (psi ) 8. 9 9. 0 8. 9 8. 9 9. 2 10. 5 11. 6 11. 3 9. 0 9. 2 9. 0 10. 5 11. 5 Measured

Refuelin

g Emission s (gram/gal ) 0.0 2 0.0 2 0.0 1 0.0 2 0.0 1 0.0 2 0.0 2 0.0 6 0.0 2 0.0 2 0.0 2 0.0 1 0.0 0P. 5 Attachmen t 2 Phas e 2 . T o determin e th e effec t o f unplugging th e 0.05 0 inch

orific e i n th e sending unit . Vapor s from th e orific e route d t o th e canister . Afour lite r caniste r wa s employe d i n phas e 2 testing . Th e result s o f thi s testing ar e show n below .

Phas e 2 Tes t Result s Fueling Rat e (gal/min ) 5 1 0 Dispense d

Volume (gal ) 13. 6 13. 7 Measure d

RVP (psi ) 9. 3 9. 3 Measure d

Refuelin g Emission s (gram/gal ) 0.0 1 0.0 1P. 6
Attachmen t 3 Phas e 3 . T o determin e the effec t o f tan k positionin g during refueling on systemperformance . Fou r tank positions , t o simulat e refueling o n 10 ° angle , ar e investigated . Th e position s ar e a s follows : Tan k Positio n A : "Vehicle " facing up grad e ' Tank Positio n B : "Vehicle " acros s grade , righ t sid e high Tan k Positio n C : "Vehicle " facing down grad e Tan k Positio n D : "Vehicle " acros s grade , lef t

sid e high(fue l fille r o n lef t sid e o f "vehicle") . A s i n th e previou s tes t phases , a 4 lite r caniste r wa s employed . Th e tes t result s ar e shown below .

Phas e 3 Tes t Result s Tank Fueling Dispense d Measure d Measure d Positio n Rat e Volume RVP Refuelin g Emission s

(gal/min ) (gal ) (psi ) (gram/gal ) 0.0 1 0.0 5 0.0 2 B 5 11. 3 9. 0 0.0 2 C 5 17. 5 9. 0 0.0 0 C 1 0 17. 2 9. 0 0.0 0 A A A 5

5 5 9 . 1

7 . 8 8 . 0 8 . 9

9 . 0 9 . 0

1 7 1 7 1 5 1 4 5 2 4 5 D 5 15. 4 9. 0 0.0 1 D 1 0 14. 5 9. 0 0.0 1

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