Unbalanced Bridge Circuit

Bridge Circuit Construction

Figure 1 shows a basic bridge circuit which consists of three known resistances, R1, R2, and R3 (variable), an unknown

Thermocouple Material Characteristics

Thermocouple Construction

A thermocouple is constructed of two dissimilar metal wires joined at one end. When one end of each wire is

needle valve applications

Applications of Needle Valves

A needle valve is a type of valve having a small port and a threaded, needle-shaped plunger. It allows precise regulation of flow, although it is generally only

Blowout preventer (BOP) Principle

Blowout preventer (BOP) Principle

A blowout preventer (BOP) is a large, specialized valve or similar mechanical device, used to seal, control and monitor oil and gas wells to prevent blowouts, the

Flame Arrester Principle

Flame Arrester Principle

A flame arrester (also spelled arrestor), or flame trap is a device that stops fuel combustion by extinguishing the flame.

Shut down valve

What is Shutdown Valve?

A shutdown valve (also referred to as SDV or Emergency Shutdown Valve, ESV, ESD, or ESDV) is an actuated valve