Collection

2011 ASEE Midwest Section Conference

Authors

Robert Fithen

DiaPipe=DiaPipe/12; %feet LPipe=[.6]*ones(N,1); %feet Gamma=62.4; %lb/ft^3 rho=1.94; % slugs/ft^3 mu=2.34e-5 %UNITS? g=32.174 %ft/s^2 % % Assuming no correction on Venturi meter!!!! % Dsmall=1; %inches Dsmall=Dsmall/12; %feet Dlarge=2; %inches Dlarge=Dlarge/12; %feet Alarge=pi*(Dlarge/2)^2; %ft^2 Asmall=pi*(Dsmall/2)^2; %ft^2 Q=sqrt(2*DhV*Gamma/(rho*(1/Asmall^2-1/Alarge^2))); %CFS????? VPipe=Q./(pi*DiaPipe.^2/4); f=2*g*DiaPipe.*DhP./LPipe./VPipe.^2; Re=rho*VPipe.*DiaPipe/mu; % % Plot data on the Moody Diagram

Collection

2011 ASEE Midwest Section Conference

Authors

Thomas R. Marrero

   B) Output Power POutput = Q * p where Q is flow and p is the head POutput = 0.0000225 m3/s*6.55kPa*1000 Pa/kPa = 0.147W C) Efficiency Efficiency = POutput / PInput * 100% . Efficiency = *100% = 22.3% . These results are presented in Table 5 for impeller speeds from 2010 to 3510 rpm.C. Determination of System Curve and

Collection

2011 ASEE Midwest Section Conference

Authors

Megan F. Dunn; W. Roy Penney; Edgar C. Clausen

𝑑𝑡 Q= Afr (4)Finally, the throat velocity is obtained by 𝑄 𝐴𝑡 vvc = (5) Proceedings of the 2011 Midwest Section Conference of the American Society for Engineering Education 6Throat Velocity from the Bernoulli BalanceMcCabe et al.22 show the Bernoulli balance (with α terms set to zero) as 𝑃1 𝑉1 2 𝑃2 𝑉2