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Center-pivot irrigation (sometimes called central pivot irrigation ), also called water-wheel and circle irrigation, is a method of crop irrigation in which equipment rotates around a pivot and crops are watered with sprinklers. [ 1][ 2] A circular area centered on the pivot is irrigated, often creating a circular pattern in crops when viewed ...
Treadle pump. A treadle pump is a human-powered suction pump that sits on top of a well and is used for irrigation. [ 1] It is designed to lift water from a depth of seven metres or less. The pumping is activated by stepping up and down on a treadle, which are levers, which drive pistons, creating cylinder suction that draws groundwater to the ...
Windpump. A windpump is a wind-driven device which is used for pumping water . Windpumps were used to pump water since at least the 9th century in what is now Afghanistan, Iran and Pakistan. [ 1] The use of wind pumps became widespread across the Muslim world and later spread to China and India. [ 2]
Irrigation (also referred to as watering of plants) is the practice of applying controlled amounts of water to land to help grow crops, landscape plants, and lawns. Irrigation has been a key aspect of agriculture for over 5,000 years and has been developed by many cultures around the world. Irrigation helps to grow crops, maintain landscapes ...
NASA patented a type of solar-powered Stirling engine on August 3, 1976. It used solar energy to pump water from a river, lake, or stream. The purpose of this apparatus is to “provide a low-cost, low-technology pump having particular utility in irrigation systems employed in underdeveloped arid regions of the earth…[using] the basic principles of the Stirling heat engine“.
Water pumping. The pumping of water is a basic and practical technique, far more practical than scooping it up with one's hands or lifting it in a hand-held bucket. This is true whether the water is drawn from a fresh source, moved to a needed location, purified, or used for irrigation, washing, or sewage treatment, or for evacuating water from ...
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