Mechanical equipment of buildings; a reference book for engineers and architects (1916)
Harding, Louis Allen, Willard, Arthur C. (Arthur Cutts), 1878-1960 · New York Wiley · leaf 30
ssume a weight W passes section A in unit time.Because of (2) a weight W also passes B in the same time. Kinetic energy of W at A = Y2 MV2* (where M = J Let Pi = the radial or static pressure at section A measured in pounds per sq. ft. andP2 the static pressure at B measured in pounds per sq. ft.… … \c T.P.=S.P.+V.P. Total Pr.=H = hs-\-h==pr. loss + final vel. pr.Vel. Pr.= h~H-hs Fig. 4. /y,2 p,\ head at the section. The total energy of W at A = W[ (- Zx ^ ). Likewise, the total \2g D / (V.2 P \ —— + Z2 + — ). Since there is no external frictional resistance the2g D / total energy at A equals…
Building · Heating · Ventilation
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
