Compressed air is air kept under a pressure that is greater than atmospheric pressure. Compressed air in vehicle tires and shock absorbers are commonly...

with regenerative braking. Compressed-air cars use a thermodynamic process. Air cools when expanding and heats when compressed. Thermal energy losses in...

Compressed air dryers are special types of filter systems that are specifically designed to remove the water that is inherent in compressed air. The compression...

submarines. Compressed-air vehicles operate according to a thermodynamic process in which air cools down when expanding and heats up when being compressed, resulting...

An air gun or airgun is a gun that uses energy from compressed air or other gases that are mechanically pressurized and then released to propel and accelerate...

railway air brake is a railway brake power braking system with compressed air as the operating medium. Modern trains rely upon a fail-safe air brake system...

Compressed-air-energy storage (CAES) is a way to store energy for later use using compressed air. At a utility scale, energy generated during periods of...

air. Any compressed gas other than air is an asphyxiation hazard—including nitrogen, which makes up 78% of air. Compressed oxygen (approx. 21% of air)...

A pneumatic motor (air motor), or compressed-air engine, is a type of motor which does mechanical work by expanding compressed air. Pneumatic motors generally...

Compressed air filters, often referred to as line filters, are used to remove contaminants from compressed air after compression has taken place. When...

A compressed air foam system is used in firefighting to deliver fire retardant foam for the purpose of extinguishing a fire or protecting unburned areas...

Work in compressed air, compressed air work or hyperbaric work is occupational activity in an enclosed atmosphere at a controlled ambient pressure significantly...

or compressed oxygen. However, the standard warns that "the actual service time is usually less than the NIOSH rated service time". If compressed air is...

locomotive which uses reciprocating engines powered from a reservoir of compressed air or steam, which is filled at intervals from an external source. They...

Compressed air gramophones were gramophones which employed compressed air and a pneumatic amplifier to amplify the recorded sound. One of the earliest...

A gas duster, also known as tinned wind, compressed air, or canned air, is a product used for cleaning or dusting electronic equipment and other sensitive...

An air brake or, more formally, a compressed-air-brake system, is a type of friction brake for vehicles in which compressed air pressing on a piston is...

driven by compressed carbon dioxide (CO2) stored in small cylinders allowing for portability. Most pneumatic tools convert the compressed air to work using...

consists of a source which produces compressed air, which passes into a horn through a reed or diaphragm. The stream of air causes the reed or diaphragm to...

of 126.2 K (−147 °C) and 3.4 MPa (34 bar). Therefore, nitrogen (or compressed air) in a gas cylinder above this pressure is actually a supercritical fluid...

etc.) into potential energy stored in compressed air, which has many uses. A common application is to compress air into a storage tank, for immediate or...

for destroyers and cruisers in the 1930s. It used pure compressed oxygen instead of compressed air and had performance unmatched by any contemporary torpedo...

"air knife". Although air knives powered by compressed plant air are used in a wide variety of industrial applications, industrial blower-powered air knives...

by compressed air, for breathing apparatus in hazardous environments and to operate many other pneumatic systems. Air lines provide compressed air for...

The AIRPod is a compressed-air vehicle in development by Motor Development International. The AIRPod is planned to be produced in three different configurations...

like an airlift pump working in reverse. Trompes were used to provide compressed air for bloomery furnaces in Catalonia and the United States. The presence...

company designing products in both mobility and energy storage using a compressed air engine. Established by Guy Nègre, the Luxembourg company MDI, with its...

heating up the sample to red heat and then applying compressed air to the sample. The compressed air supplies enough oxygen to ignite the sample and give...

convert electrical energy into mechanical motion, pneumatic motors use compressed air, and clockwork motors in wind-up toys use elastic energy. In biological...

speed On ground vehicles, (more formally, specified as) compressed-air-actuated braking systems: Air brake (road vehicle), friction-mediated type of brake...