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...ted auxiliary equipment ([[air compressor]]s, [[Gas compressor|natural gas compressors]], [[electrical]] [[switchgear]], [[pump]]s, etc.). ...

** Used in the [[bill (payment)|billing]] of [[natural gas]] and water delivered to households. ** Used in the [[oil industry|oil and gas industry]]. ...

...public utility]], such as equipment for the production and distribution of gas, electricity and water. ...ries started making machines for production machines as textile machinery, compressors, agricultural machinery, and engines for ships. ...

...e high [[thermal conductivity]] and other favorable properties of hydrogen gas, this is the most common type in its field today. ...at ... Hydrogen, as the lightest gas, has the lowest density of any stable gas. Wind resistance losses are kept to a minimum because the rotor’s wind resi ...

...at goes into the [[jet engine]], air and fuel, and what comes out, exhaust gas and an unbalanced force. This force, called thrust, is the sum of the momen ...y and rotating, such as ducts, compressors, etc., which are in the primary gas flow which flows through the engine from front to rear. The algebraic sum o ...

...llionth of one Pascal. At such low pressures, even metals may emit enough gas to cause serious contamination. ...at has an enclosed chamber to maintain the system in less than atmospheric gas pressure. Since a [[vacuum]] is created in an enclosed chamber, the consid ...

...lers]] (also known as "furnaces") from houses, to avoid their [[greenhouse gas emissions]].<ref name=":0" /> ...and were better suited for warm climates, newer models with variable-speed compressors remain highly efficient in freezing conditions allowing for wide adoption a ...

...plant. For example, a coal-fuelled plant requires conveyors, crushers, air compressors, and combustion air fans to operate. Steam cycle plants require large pumps ...gy-storage system to provide a black start, firing up a [[combined-cycle]] gas turbine from an idle state.<ref>{{Cite web|url=https://www.energy-storage.n ...

The enthalpy of an [[ideal gas]] is independent of its pressure or volume, and depends only on its tempera ...<math>\; \mathrm{d}H = C_\mathsf{p}\,\mathrm{d}T ~.</math> For an [[ideal gas]], <math>\;\mathrm{d}H\;</math> reduces to this form even if the process in ...

...pump casing becomes filled with vapors or gases, the pump impeller becomes gas-bound and incapable of pumping.<ref name="priming">{{cite book ...ref> To ensure that a centrifugal pump remains primed and does not become gas-bound, most centrifugal pumps are located below the level of the source fro ...

Efficient compressors, variable speed compressors and larger heat exchangers all contribute to heat pump efficiency. Resident ...lly, but their electricity supply includes components with high greenhouse gas emissions unless the owner has opted for a 100% [[renewable energy]] supply ...

...April 2016 | df=dmy-all }}</ref> The air-breathing mode combines a turbo-[[Gas compressor|compressor]] with a lightweight air [[Precooled jet engine|preco ...fer the heat from the precooler to the fuel and drive the engine pumps and compressors. ...

====In refrigeration compressors==== ...essor]]s. Traditional methods of refrigeration regulation use single-speed compressors switched on and off periodically; inverter-equipped systems have a [[variab ...

{{Distinguish|gasoline|biogas|liquefied petroleum gas}} ...blue hue of a natural gas flame.|thumb|300x300px|Natural gas burning on a gas stove]] ...

...kup batteries to provide ventilation in case of power failure or defective gas supplies, and methods to operate or call for help if their mechanisms or so ...varied by sliding the movable weight on top of the bellows. The volume of gas delivered was adjustable using a curved slider, which restricted bellows ex ...

...system for one person may include breathing apparatus, when the breathing gas is specifically supplied to the user rather than to the enclosure in which * by breathing gas source: self-contained gas supply, remotely supplied gas, or purified ambient air, ...

...n|Bennett|1993|p=23}} Various types of photocells were considered: vacuum, gas-discharge, photovoltaic and photoresistive,{{sfn|Zvorykin|1934|pp=100–151}} ...323–334}} Similar circuits are still used in professional audio equipment (compressors, limiters and noise suppressors).<ref name=r3/> ...

* fuel-based power plants (i.e. coal, oil, gas, nuclear) can be more efficiently and easily operated at constant productio ...ts take considerable time to respond to load. Utilities with less natural gas or hydroelectric generation are thus more reliant on demand management, gri ...

...stainable Energy Reviews 2017 pp. 292–312">{{cite journal | title=Power to Gas projects review: Lab, pilot and demo plants for storing renewable energy an ** [[Power to gas]] ([[methane]], [[Hydrogen storage]], [[oxyhydrogen]]) ...

...he conventional industry comprises the [[petroleum industry]], the natural gas industry, the [[electrical power industry]], and the [[nuclear industry]]. ...]], [[solar power]], wood fuel, fossil fuels such as coal, oil and natural gas, and uranium. Secondary resources are those such as electricity, [[hydrogen ...