relating that to the amount of work done (GPM and head) at each point, and calculating an efficiency number. Pump efficiency always is important, but it is particularly important when you are pumping a lot of water
Integrating.-Means for ascertaining the work done upon a liquid by a pumping-plant comprises a differential pressure gauge the movement of which depends upon the effective head imparted to the liquid, and an apparatus which integrates the differential pressure with respect to the quantity of liquid...
One long-distance flight consumes fuel which a car uses in several years' time, but they cause the same amount of pollution. So, some people think that we should discourage non-essential flights, such as tourist travel, rather than limit the use of cars. To what extent do you agree or ...
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In most years, the total demands on the river far exceed the amount of water that nature provides. While that is true of many Western rivers, no others are used at quite the same scale, or for the number and complexity of purposes relative to their size. On its 1,450-mile ...
Pool heater outputs range from 75,000 BTU to 450,000 BTU. The amount of heat generated often depends on the type of pool heater you have. Solar Pool Heaters Solar pool heaterswork by pumping the water from your swimming pool to your filter, and partially diverting it through solar collector...
In the case of drinking water, it includes the pipes that carry water from its source and water plants that make it potable. In wastewater, it is the sewer networks and lift stations that bring used water from buildings to treatment plants where a set of physical and chemical processes de...
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The need to produce more food supply has led to continuous pumping of water for irrigating crops. Potable water is also becoming scarce as water pumps also continuously draw water and pump it to water service depots to provide drinking water, as well as potable water for producing various ...