Simple Hydraulic FormulæE. & F.N. Spon, 1881 - 90 páginas |
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Página 1
... feet per second , g equals the force of gravity , and H equals the height in feet fallen ; the value of g varies slightly in different latitudes , but for the purpose of hydraulic calculations it may be taken as equal to 32-2015 , and ...
... feet per second , g equals the force of gravity , and H equals the height in feet fallen ; the value of g varies slightly in different latitudes , but for the purpose of hydraulic calculations it may be taken as equal to 32-2015 , and ...
Página 2
... feet ; = D = the discharge in cube feet per second ; H the head in feet . = Tables II . to VI . inclusive show the generally received coefficients for weirs and orifices of different forms . In reference to the experiments of Mr ...
... feet ; = D = the discharge in cube feet per second ; H the head in feet . = Tables II . to VI . inclusive show the generally received coefficients for weirs and orifices of different forms . In reference to the experiments of Mr ...
Página 3
... feet ; area in square feet ; discharge in cube feet per second . And as this is a formula in ordinary use where gauges fixed according to the diagram are placed across streams for the purpose of comparison with rainfall , I have ...
... feet ; area in square feet ; discharge in cube feet per second . And as this is a formula in ordinary use where gauges fixed according to the diagram are placed across streams for the purpose of comparison with rainfall , I have ...
Página 4
... feet per second . 13.672 = 0.129 Difference which equals discharge in cube feet ) 13.543 per second [ 8 ] The head due to velocity of approach is found by the formula ( 9 ) ) * с = head in feet [ 8A ] 64.403 Feet per second . for an ...
... feet per second . 13.672 = 0.129 Difference which equals discharge in cube feet ) 13.543 per second [ 8 ] The head due to velocity of approach is found by the formula ( 9 ) ) * с = head in feet [ 8A ] 64.403 Feet per second . for an ...
Página 5
... feet per second ; or by formula , d = 8 · 025 × √H × ( D + 3 × H ) x L x c ; [ 10 ] in which Η = D = difference of level of head and tail waters in feet ; between tail water and sill of weir 29 in feet ; 99 c = coefficient according to ...
... feet per second ; or by formula , d = 8 · 025 × √H × ( D + 3 × H ) x L x c ; [ 10 ] in which Η = D = difference of level of head and tail waters in feet ; between tail water and sill of weir 29 in feet ; 99 c = coefficient according to ...
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Términos y frases comunes
10-inch main 20 feet 24 hours 667 gallons according to circumstances area in square bend centre of gravity channel cloth coefficient according coefficient of discharge contour line corresponding to log crown 8vo cube feet cubic feet d₁ depth d₂ diagram Diameter in inches difference of level discharge in cube distribution pipes due to velocity Electric Engineering equal example fcap feet per second figs formula friction gallons in 24 gallons per minute given head due head for velocity head in feet height hydraulic inclination hydraulic mean depth illustrations Inst logarithms loss of head Machinery multiply Number corresponding obtained orifice pipe A B Practical quantity of water radius Second edition service reservoir short tubes siphon pipe square edges square feet street submerged weir supply Tables tail waters theoretical velocity thin plate Total head required town Treatise velocity of approach velocity of entry WARNFORD wetted perimeter width yards دو
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