Download - Calculate CV Class II
7/18/2019 Calculate CV Class II
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galon scfm
1 0.133681 50 PSI
0.13368
7.480495 3.740247 CV=Q*(DP^1/2)^-1
7.480519 3.74026 q=cv*(dp^1/2)
7.745967 1.035489 0.517744
psi GPM
water 7.071068 3.535534
6.324555 3.162278
50 7.071068 3.535534 0.035355 0.032
10 3.162278 1.581139 0.015811 0.012
psi scfh scfm
gas 2320.117 1160.058 19.33431 11.60058 0.193343
43 2045.164 1022.582 17.04303 10.22582 0.17043
40 1938.829 969.4146 16.15691 9.694146 0.161569
50 2293.277 1146.638 19.11064 11.46638 0.191106
2 591.9277 295.9639 4.932731 2.959639 0.049327
1 556.483 278.2415 4.637358 2.782415 0.046374
7/18/2019 Calculate CV Class II
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upstream less downstream less
general rule
A B A/B
gas (psi) 962 p1 p2 sqrt p1-p2 T Gxt sqrt Gxt
962 3329.29 246.49 55.522968 530 530 23.02173 2.411764
43 816 57.7 0 0 530 530 23.02173 2045.164
40 816 54.7 0 0 530 530 23.02173 1938.829
50 816 64.7 0 0 530 530 23.02173 2293.277
2 816 16.7 0 0 530 530 23.02173 591.9277
1 816 15.7 0 0 530 530 23.02173 556.483
2219.729
2086.811
gallon liter
1 3.78541
gpm l/min l/s
0.157 117.75 7065
0.015811 11.85854 44.889441 0.748157
0.012 9 34.06869 0.567812
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