Thyristor


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Related to Thyristor: transistor, TRIAC
AcronymDefinition
ThyristorThyratron Transistor (aka Silicon Controlled Rectifier)
References in periodicals archive ?
The thyristor valve is not triggered and they are preserved in non-conducting mode, the TCSC is functioning in blocking mode.
Technavio's report, Global Thyristor Market 2016-2020, has been prepared based on an in-depth market analysis with inputs from industry experts.
Nonlinear load represented by the induction furnace has active power at the main harmonic P=30 kW and reactive power Q=66 kVAr; thyristor (Thyristor converter) with active-inductive load (RL-load) [R.
bO]: Q--switch quaranteeing protection against overloads and short circuits; HL--warning lamp; T--auto-transformer; VD1--diode bridge; R1--resistor, through which the capacitor C of high capacity (about 10,000 [micro]F) charges; PV --voltmeter; KM--relay with two changeover contact groups (in the diagram one group is shown); R2--auxiliary resistor (set if the voltage on the capacitor exceeds the nominative voltage relay coil); RS--shunt for current oscillography in the relay coil; VS--thyristor; VD2--<<demagnetizating>> diode; R3, R4--resistors of the thyristor control circuit; SV1, SV2--buttons for the relay on and off; H1, H2--incandescent lamps (thyristor load); A--changer; R5, R6--divider (registrator of the bounce of relay contacts)
Therefore, on comparison it is found that back-to-back thyristor converter is a versatile topology because it offers a reduced number of components, which provides lower control complexity and higher safety and reliability.
The aim of research is to obtain characteristics and power parameters of OLSPC motor and to compare them when a motor is supplied by different power sources while changing thyristor firing angle a, frequency of power supply f and a load.
By optimizing the thyristor package design in Wespack(TM) for these applications, Westcode is able to offer a thyristor requiring 25% less space with 25% of the weight of traditional components by optimizing assembly and maximizing the silicon content.
One of the 40kW modules has simple on/off control while the other module, which contains five 8kW emitters has its outer emitters controlled by one thyristor and its three inner emitters separately controlled by another thyristor.
The contract, awarded by Powergrid Corporation of India Limited and valued at USD17m, involves the building of a thyristor controlled series compensation installation for Powergrid's 412-kilometre 400 kV net linking eastern and southern India, ABB said.
The TISP70xxD Series of thyristor integrated surge protectors is suitable for T1/E1/E3, xDSL, and high-speed data line protection.