Ignitron Working Principle: Ignitron is a gaseous tube and consists of carbon anode, boron carbide ignitor tube and mercury pool cathode. It is a cold cathode tube and does not…
Electrical Power Engineering Articles: This Electrical Power Engineering Articles which includes the following topics: Â Refrigeration Cycle Diagram Explain Vapour Compression Refrigeration System Explain Vapour Absorption Refrigeration System Thermoelectric Refrigeration…
Electronic Control in Resistance Welding Process: As there are several factors, i.e., current, pressure, heat, time, to be considered, manual control does not yield good results in case of resistance…
Resistance Welding Machines - Overview and Circuit Diagram: Resistance welding machines incorporates a transformer, suitable electrodes for supplying current to the weld and arrangement for controlling the mechanical pressure, and…
Resistance Welding - Definition, Working Principle, Types, Advantages and Disadvantages: Definition - Resistance welding is that process in which a sufficiently strong electric current is sent through the two metal…
Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 5: 202. In resistance welding, the magnitude of current is controlled (a) by varying the primary voltage of the welding…
Substation: The assembly of apparatus used to change some characteristic (e.g. voltage, ac. to dc., frequency, p.f. etc.) of electric supply is called a Substation. Sub-stations are important part of…