# การทำงานร่วมกันของเครื่องสูบน้ำ Roberson p.435. Pumps in Series /Cussons/pumps/pumps.htm.

## Presentation on theme: "การทำงานร่วมกันของเครื่องสูบน้ำ Roberson p.435. Pumps in Series /Cussons/pumps/pumps.htm."— Presentation transcript:

การทำงานร่วมกันของเครื่องสูบน้ำ Roberson p.435

Pumps in Series http://www.rit.edu/~rfaite/courses/tflab /Cussons/pumps/pumps.htm

Series Figure 6 Characteristics of Two Identical Pumps in Series http://www.rit.edu/~rfaite/courses/tflab/Cussons/pumps/pumps.htm

Pumps in Parallel

Pumps in parallel Figure 7 Characteristics of Two Identical Pumps in Parallel http://www.rit.edu/~rfaite/courses/tflab/Cussons/pumps/pumps.htm

Pump 1 15-.001Q 2 Pump 2 30-.003Q 2 Q=? H=? Pumps in Parallel with Different Characterisitcs

H(m)Q1(lpm)Q2(lpm)Q1+Q2actualremarks 111898217 311095204 510091191 78988177 97784161 116380143 134575120 15071 17#NUM!66#NUM!66close valve Q1 19#NUM!61#NUM!61close valve Q1 21#NUM!55#NUM!55close valve Q1 23#NUM!48#NUM!48close valve Q1 25#NUM!41#NUM!41close valve Q1 27#NUM!32#NUM!32close valve Q1 29#NUM!18#NUM!18close valve Q1 31#NUM! ใช้ excel บวก Q

pumps in parallel

QH1H2H1+H2 (lpm)(m) 015.030.045.0 1014.929.844.7 2014.629.243.8 4013.426.840.2 6011.422.834.2 808.617.225.8 1005.010.015.0 1200.61.21.8 1220.10.20.3 Pump in Series