Huge source of knowledge about switchgear
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- Apr- 2019 -13 AprilHigh Voltage Circuit Breaker
Gasket design for SF6 leakage
Leaks occur because the gaskets used in the equipment begin to leak as the gasket…
Read More » - 12 AprilVacuum Switchgear
Vacuum circuit breaker for ELECTRIC ARC FURNACES (EAF) switching
In furnace we have real and reactive power, and the furnace resistance and reactance can…
Read More » - 11 AprilFuse
Medium voltage fuse structure and principle
For medium voltage fuse it is often necessary to have fuse elements that are longer…
Read More » - 10 AprilSwitchgear Automation
Smart vacuum circuit breaker prototype based on IEC61850 standard
The IEC61850 standard can be extended based on the characteristic of smart vacuum breaker status…
Read More » - 9 AprilHigh Voltage Circuit Breaker
Typical transient recovery voltage waveshapes under fault conditions
TRV waveshapes caused by fault current interruption are usually classified into three types: exponential,oscillatory, and…
Read More » - 8 AprilHigh Voltage Circuit Breaker
Typical timing sequence for controlled opening in highvoltage circuit breaker
The term controlled opening (de-energization) refers to the technique of controlling the contact separation of…
Read More » - 7 AprilSwitchgear Automation
Gas insulated switchgear (GIS) condition monitoring automation system based on IEC61850 protocol
This system have 3 part: Sensor part: this part is consist of Single Wall Carbon…
Read More » - 6 AprilGenerator Circuit Breaker
Generator circuit breakers(GCB) role in gas turbine power plants
When a gas-turbine generator is started-up, its rotor must be accelerated by external means to…
Read More » - 5 AprilHigh Voltage Circuit Breaker
Electrical wear phenomena in ageing high voltage circuit breakers in substation
This phenomena is observed on Contacts and Nozzles in circuit breakers at service voltage.Contacts of…
Read More » - 4 AprilHigh Voltage Circuit Breaker
Controlled switching phenomenon of unloaded overhead lines
The physical phenomenon governing overhead line switching overvoltages is the propagation of travelling waves along…
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