Résultats de recherche : « Underwater gas pipeline »

Gas sensors can be classified as detectors that react to certain substances in a gaseous environment. Gas sensors are part of instruments or measurement and control systems that also include signal conditioning and indic…Plus

Gas insulated circuit breaker - a kind of high-voltage circuit breaker, switchgear, using sulfur hexafluoride as a medium extinguish the electric arc designed for rapid on and off individual circuits or electrical equipm…Plus

A nondispersive infrared sensor (or NDIR) sensor is a simple spectroscopic device often used as gas detector. It is called nondispersive because wavelength which passes through the sampling chamber is not pre-filtered in…Plus

A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume.

Fire alarm device based on detection of gases of combustion

An instrument for measuring the flow of a liquid or gas.

These defence sprays combine several features: personal alarm (first stage), tear gas and identifier color (second stage).

A fluorescent lamp or fluorescent tube is a gas-discharge lamp that uses electricity to excite mercury vapor. The excited mercury atoms produce short-wave ultraviolet light that then causes a phosphor to fluoresce, produ…Plus

Ultrasonic heat meters operate on the principle of changing the time of the ultrasonic signal from the source to the receiver signal, which depends on the rate of flow. The basic principle of any one of them is similar t…Plus

An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light which produces light with a filament wire heated to a high temperature by an electric current passing through it, until it gl…Plus