- closed-cycle system
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an aquaculture unit where the water is treated and re-used rather than being replaced with fresh water
Dictionary of ichthyology. 2009.
closed-cycle system
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Closed Cycle — A system in which a working fluid is used over and over without introduction of new fluid, as in a hydronic heating system or mechanical refrigeration system … Energy terms
Closed loop — may refer to: A feedback loop, often found in: Control theory#Closed loop transfer function, where a closed loop controller may be used Electronic feedback loops in electronic circuits PID controller, a commonly used closed loop controller Closed … Wikipedia
Closed-end leasing — is a contract based system governed by law in the U.S. and Canada. It allows a person the use of property for a fixed term, and the right to buy that property for the agreed residual value when the term expires. Closed end leases are so called… … Wikipedia
Closed system (control theory) — The terms closed system and open system have long been defined in the widely (and long before any sort of amplifier was invented) established subject of thermodynamics, in terms that have nothing to do with the concepts of feedback and… … Wikipedia
closed circuit — noun a complete electrical circuit around which current flows or a signal circulates (Freq. 1) • Syn: ↑loop • Ant: ↑open circuit • Hypernyms: ↑circuit, ↑electrical circuit, ↑electr … Useful english dictionary
Circulatory system — This article is about the organ system. For the band, see Circulatory System. For transport in plants, see Vascular tissue. Circulatory system … Wikipedia
Staged combustion cycle (rocket) — Staged combustion rocket cycle. Usually, all of the fuel and a portion of the oxidizer are fed through the pre burner (fuel rich) to power the pumps. An oxygen rich circuit is possible also, but less common because of the metallurgy required. The … Wikipedia
human cardiovascular system — ▪ anatomy Introduction organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes. It is a closed tubular system in which the… … Universalium
Stirling cycle — This article is about the real Stirling cycle. For the idealized Stirling cycle , see the Stirling engine article. IntroductionThe Stirling cycle is a thermodynamic cycle that describes the general class of Stirling devices. This includes the… … Wikipedia
Brayton cycle — Thermodynamics … Wikipedia
