High voltage 2 min read
Rod Gaps
A rod gap may be used to measure the peak value of power frequency and impulse voltages. The gap usually…
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High voltage 7 min read
Peak Voltage Measurements Using Standard Sphere Gap Method
The paper presents a measurement system of peak value of high voltage (H.V.) using 150 mm diameter sphere gap, disposed in…
High voltage 4 min read
Sphere Gaps
A spark gap will have a very repeatable breakdown voltages for a given atmospheric conditions. For mostly mechanical reasons, uniform…
High voltage 2 min read
Measurement of High Voltage
Direct measurement of high voltage: Electristatic voltmeters Abraham voltmeter: Sphere gap: However for impulse measurements, a series resistance must not…
High voltage 4 min read
Control Systems
A control system is a system, which provides the desired response by controlling the output. The following figure shows the…
High voltage 2 min read
Impulse current generator test system
Impulse current generator is a kind of device, which can quickly release energy to produce instantaneous impact large current, and…
High voltage 3 min read
Series Resonance
In the RLC series circuit, when the circuit current is in phase with the applied voltage, the circuit is said…
Electrical Engg2 2 min read
Transformer Testing
For confirming the specifications and performances of an electrical power transformer it has to go through numbers of testing procedures. Some tests…
High voltage 9 min read
Alternating Voltage
Faraday’s law of induction provides a basis for converting mechanical energy into electrical energy. The basic idea is to move…
Design of electrical machines 9 min read
THE ELECTROSTATIC GENERATOR
An American physicist, R. J. Van de Graaff, developed one of the first particle accelerators in the early 1930’s, which…