temperature valve
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two-temperature valve — Pressure opened valve used in suction line on multiple refrigerator installations which maintains evaporators in system at different temperatures … Dictionary of automotive terms
valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve … Dictionary of automotive terms
Valve oil — is a lubricant for valves of brass instruments. It is typically comprised mostly of mineral oil with a small amount of other ingredients. Use of valve oil Besides lubricating the moving parts of the valve, valve oil provides corrosion protection… … Wikipedia
Temperature control — is a process in which the temperature of an object is measured and the passage of heat energy into or out of the object is adjusted to achieve a desired temperature.A thermostat is a simple example for a closed control loop: It constantly… … Wikipedia
Valve — This article is about the flow control device. For the game developer, see Valve Corporation. For the electronic component, see Vacuum tube. For other uses, see Valve (disambiguation). These water valves are operated by handles. A valve is a… … Wikipedia
Valve RF amplifier — A valve RF amplifier (UK and Aus.) or tube amplifier (U.S.), is a device for electrically amplifying the power of an electrical , typically (but not exclusively) radio frequency signals.Low to medium power valve amplifiers for frequencies below… … Wikipedia
Valve hall — A valve hall is a building which contains the valves of the static inverters of a HVDC plant. The valves consist of thyristors, or at older plants, mercury arc rectifiers. Mercury arc rectifiers are usually supported by insulators mounted on the… … Wikipedia
valve box — Steam Steam (st[=e]m), n. [OE. stem, steem, vapor, flame, AS. ste[ a]m vapor, smoke, odor; akin to D. stoom steam, perhaps originally, a pillar, or something rising like a pillar; cf. Gr. sty ein to erect, sty^los a pillar, and E. stand.] 1. The… … The Collaborative International Dictionary of English
valve chest — Steam Steam (st[=e]m), n. [OE. stem, steem, vapor, flame, AS. ste[ a]m vapor, smoke, odor; akin to D. stoom steam, perhaps originally, a pillar, or something rising like a pillar; cf. Gr. sty ein to erect, sty^los a pillar, and E. stand.] 1. The… … The Collaborative International Dictionary of English
Valve audio amplifier - technical — Circuitry and performance Characteristics of valves Valves are very high input impedance (near infinite in most circuits) and high output impedance devices. They are also high voltage / low current devices.While valves themselves are described… … Wikipedia
