Hydraulic jump — A hydraulic jump is a phenomenon in the science of hydraulics which is frequently observed in open channel flow such as rivers and spillways. When liquid at high velocity discharges into a zone of lower velocity, a rather abrupt rise (a step or… … Wikipedia
Structure relocation — Hydraulically powered dollies move an historic 19th century church in Salem, Massachusetts. A structure relocation is the process of moving a structure from one location to another. There are two main ways for a structure to be moved:… … Wikipedia
Hydraulic drive system — A hydraulic or hydrostatic drive system or hydraulic power transmission is a drive or transmission system that makes use of a hydraulic fluid under pressure to drive machinery.Such a system basically consists of: *Generator part of the… … Wikipedia
Hydraulic empire — A hydraulic empire, also known as a hydraulic despotism or water monopoly empire , is a social or government structure which maintains power and control through exclusive control over access to water. It arises through the need for flood control… … Wikipedia
hydraulic civilization — according to the theories of the German American historian Karl A. Wittfogel, any culture having an agricultural system that is dependent upon large scale government managed waterworks productive (for irrigation) and protective (for flood… … Universalium
Manchester Hydraulic Power — An original steam powered hydraulic pump, converted to electrical operation, on display at the Museum of Science and Industry Manchester s Hydraulic Power system was a public hydraulic power network supplying energy across the city of Manchester… … Wikipedia
Fuse (hydraulic) — In hydraulic systems, a fuse is a component which prevents the sudden loss of hydraulic fluid pressure. It is a safety feature, designed to allow systems to continue operating, or at least to not fail catastrophically, in the event of a system… … Wikipedia
Drop structure — A drop structure, also known as a grade control, sill, or weir, is a manmade structure, typically small and built on minor streams, or as part of a dam s spillway, to pass water to a lower elevation while controlling the energy and velocity of… … Wikipedia
Theater (structure) — This article is about venues for live theatre performances; for information about venues for film projection, see movie theater. A theater or theatre is a structure where theatrical works or plays are performed or other performances such as… … Wikipedia
Breakwater (structure) — Breakwaters are structures constructed on coasts as part of coastal defence or to protect an anchorage from the effects of weather and longshore drift. Purposes of breakwatersOffshore breakwaters, also called bulkheads, reduce the intensity of… … Wikipedia
