What is the application of thyristor?

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asked Mar 19, 2018 by anonymous

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asked Mar 19, 2018 by anonymous

What is the use of a thyristor in a circuit?

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asked Mar 19, 2018 by anonymous

What is the function of a thyristor?

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asked Mar 19, 2018 by anonymous

What is meant by firing angle of thyristor?

Last answer: The point at which SCR is triggered is known as firings angle of thyristor.

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asked Dec 6, 2017 by anonymous

what are the disadvantages of thyristor?

Last answer: Disadvantages of thyristor The silicon controlled rectifier (SCR) is unidirectional devices, so it can control power only in DC power during positive half cycle of AC supply. Thus only DC power is ... cycle. It cannot be used at higher frequencies. The gate current cannot be negative

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asked Mar 19, 2018 by anonymous

What is a phase control thyristor?

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asked Mar 19, 2018 by anonymous

What is thyristor family?

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asked Mar 19, 2018 by anonymous

What is a reverse conducting thyristor?

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asked Aug 8, 2017 by anonymous

what is gate turn off thyristor (GTO)?

Draw the structural diagram of GTO. Explain briefly the switching behavior of GTO with the help of appropriate voltage and current waveform.

Last answer: Gate Turn Off Thyristor (GTO) Conventional Thyristor can be turned on with gate terminal but can not turn off from gate terminal. But in case of Gate Turn Off Thyristor (GTO), we can turn it on and off ... subdivided as storage period (Ts), fall period (Tp) and tail period (Tt).

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asked Mar 19, 2018 by anonymous

Why SCR is called as thyristor?

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asked Mar 19, 2018 by anonymous

Is a SCR a thyristor?

Last answer: Yes, SCR is a thyristor. Thyristor is the family and SCR is the member of that family but SCR is universally known as thyristor.

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asked Mar 19, 2018 by anonymous

How is a thyristor used to convert AC to DC?

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asked Mar 6, 2018 by anonymous

Is thyristor a DC switch?

Last answer: Yes ,it is one of the main advantage using thristors as a switch in DC circuit ,it has a high current gain

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asked Dec 7, 2017 by anonymous

parallel operation of mosfet can be done more easily as compared to thyristor. why?

parallel operation of MOSFET can be done more easily as compared to thyristor. why?

Last answer: Parallel operation of MOSFET can be done more easily as compared to thyristor because the resistance of MOSFET is increases with increase in temperature. MOSFET have the positive temperature coefficient. In ... the parallel operation of MOSFET can be done more easily as compared to the thyristor.

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asked May 8, 2018 by anonymous

Leakage current flows through the thyristor in

Last answer: Leakage current flows through the thyristor in Forward blocking mode and Reverse blocking mode.

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asked May 8, 2018 by anonymous

Thyristor can be protected from over voltages by using

Last answer: Thyristor can be protected from over voltages by using Voltage clamping device

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asked Mar 19, 2018 by anonymous

Why thyristor are not preferred for inverter?

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asked Feb 19, 2018 by anonymous

Explain thyristor gate drive circuit.

Last answer: Thyristor Gate Drive Circuit: The thyristor can be turned on by pulse voltage signal at gate terminal and it does not require continuous drive signal like the transistor. The gate ... circuit provide required minimum gate voltage and gate current then the thyristor conducts properly.

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17

asked Nov 15, 2017 by anonymous

write short notes on thyristor CSI .

Last answer: Current-source inverter (CSI) is an inverter with a DC current input. Current source inverters are most commonly used in very high power AC motor drives.

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asked Sep 4, 2018 by anonymous

What is Amorphous metal? Give one application of this metal.

Last answer: Amorphous Metals: Amorphous Metals means materials that do not possess a particular structure. Metal alloys typically possess crystalline atomic structure. The atoms are arranged in particular ... cores of special transformers d) Manufacturing magnetic sensors e) Magneto-motive sensors

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asked Sep 25, 2017 by anonymous

what is Application Specific Integrated Circuit ASIC?

Last answer: Integrated circuit design for particular application is known as Application Specific Integrated Circuit ASIC. ASIC have smaller size, less power consumption and less cost .

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asked Sep 21, 2017 by anonymous

What is mean by forced commutation of thyristor?

Last answer: By using some circuit the forward DC current of thyristor is forced to zero is called forced commutation.

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23

asked Sep 21, 2017 by anonymous

What is mean by natural commutation of thyristor?

Last answer: Natural commutation is also called as line Communication. The turning off of thyristor due to AC supply is called natural commutation or line commutation. If the thyristor is connected to AC supply ... connected to positive and anode terminal get connected to negative, this turns off the thyristor.

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asked Sep 10, 2017 by anonymous

what is thyristor commutation?

Last answer: Thyristor commutation means turning off thyristor.

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asked Sep 5, 2018 by anonymous

State the application of phase sequence indicator; clip on ammeter, frequency meter & P.F. meter.

Last answer: Phase Sequence Indicator: 1. For finding correct phase sequence of supply 2. For obtaining exact instant of parallel operation of alternators. 3. For obtaining reversal of rotation ... 4. In electroplating industries 5. In various processes industries for measuring power factor

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asked Apr 27, 2020 by anonymous

List different types of stepper motor. State one application of stepper motor.

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asked Sep 4, 2019 by anonymous

application of CRO.

Last answer: Applications of CRO: 1) Voltage measurement. 2) Current measurement. 3) Measurement of phase difference. 4) Measurement of phase. 5) Measurement of frequency. 6) Measurement of inductance. ... in various circuits. 17) For checking transistor. 18) It can measure short time interval.

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application of logic analyzer.

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asked Aug 5, 2019 by anonymous

State principle of operation of piezo-electric transducer. State its application.

Last answer: The piezoelectric element used for converting mechanical movement into electric signals. The mechanical deformation generates charges and this charge appears as a voltage across the electrodes. ... destructive test (NDT) equipments 6. Piezoelectric materials are used in ultrasonic transducers.

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asked Mar 25, 2018 by anonymous

Application of Norton's theorem to a circuit yields?

Last answer: Application of Norton's theorem to a circuit yields equivalent current source and impedance in series.

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Application one lamp controlled from two places

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asked Mar 21, 2018 by anonymous

According to application, instruments are classified as?

Last answer: According to application, instruments are classified as switch board, portable.

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asked Mar 20, 2018 by anonymous

Two-value capacitor motor finds increased application as compressor motor in small home air-conditioners because?

Last answer: Two-value capacitor motor finds increased application as compressor motor in small home air-conditioners because it has low starting as well as running currents at relatively high power factor.

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asked Jan 17, 2018 by anonymous

Application Specific Instruction Set Processor (ASIP)

Last answer: An application specific instruction set processor (ASIP) can serve as a compromise between the general purpose processor and single-purpose processors. An ASIP is a Programmable processor ... fetch sequential data memory locations in parallel with other operations to further speed execution.

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35

asked May 3, 2020 by anonymous

Describe the working principle of Thyristor operated dimmer with the help of circuit diagram.

Last answer: Thyristor operated dimmer: A popular thyristor operated dimmer circuit employ TRIAC-DIAC phase control for low AC power control. During each half-cycle, the capacitor charges through (R1+VR1). When the ... time constant {C (R1+VR1)}. Thus by reducing VR1 the lamp brightness can be increased.

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36

asked Sep 10, 2017 by anonymous

why thyristor is called semi controlled device?

Last answer: Thyristor can only be turned on by small gate pulse but it cannot be turn off by using gate hence thyristor is called semi controlled device.

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37

asked Sep 10, 2017 by anonymous

why thyristor is called latching device?

Last answer: Thyristor can be turn on by positive gate pulse and the current will continue to flow through the device even when the gate voltage is low hence thyristor is called latching device.

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asked Sep 21, 2017 by anonymous

can we turn off thyristor using Gate?

Last answer: No we cannot turn off normal thyristor using Gate.

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asked Sep 21, 2017 by anonymous

when a thyristor conducts?

Last answer: Thyristor conducts when the anode voltage is greater than cathode and when the current provided to Gate.

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asked Sep 21, 2017 by anonymous

thyristor have how many terminals?

Last answer: Thyristor have three terminals anode, cathode and Gate.

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asked Sep 10, 2017 by anonymous

thyristor can be turned off by?

Last answer: Thyristor can be turned off by making anode potential equal to cathode potential or by making anode potential less than cathode potential.

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42

asked Aug 9, 2017 by anonymous

Thyristor Switched Capacitor (TSC)

Last answer: Thyristor Switched Capacitor (TSC) TSC is a static compensator. TSC is use for compensating reactive power. Compensation is required for voltage regulation, increasing stability, ... compensating device like TCS phase angle between voltage and current can be maintain.

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43

asked Aug 8, 2017 by anonymous

what is TCSC?

Last answer: Thyristor Controlled Series Capacitor (TCSC)

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asked Oct 12, 2017 by pavan

explain TCPAR & voltage regulator

Thyristor controlled phase angle regulator

Last answer: Thyristor controlled phase angle regulator

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asked May 25, 2018 by anonymous

A thyristor is triggered by a pulse train of 5 kHz. The duty ratio is 0.4. If the allowable average power is 100 W,

A thyristor is triggered by a pulse train of 5 kHz. The duty ratio is 0.4. If the allowable average power is 100 W, the maximum allowable gate drive power will be

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asked Jun 22, 2018 by anonymous

Is gate turn on mechanism of GTO is similar to conventional thyristor?

Last answer: Yes gate turn on mechanism of GTO is similar to conventional thyristor.

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asked May 17, 2018 by anonymous

Anode current in an thyristor is made up of

Anode current in an thyristor is made up of (A) electrons only (B) electrons or holes (C) electrons and holes (D) holes only

Last answer: Anode current in an thyristor is made up of electrons and holes

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asked May 22, 2018 by anonymous

In a thyristor, the magnitude of anode current will:

Last answer: In a thyristor, the magnitude of anode current will: Not change with any variation in gate current

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asked May 20, 2018 by anonymous

The number of p-n junctions in a thyristor are

The number of p-n junctions in a thyristor are A)1 B) 2 C) 3 D) 4

Last answer: The number of p-n junctions in a thyristor are 3

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What is the application of thyristor?

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