Similar words: three-phase, three-phase current, three-ply, threepence, three-piece, three-party, threepenny, three-pronged.
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31 To solve the problems above, a new starting algorithm that based on simultaneous three phase sampling values is proposed.
32 Three phase bridge rectifier for motor vehicle alternator is the key component of motor vehicle.
33 Although there are some formulas for power factor in three phase asymmetric conditions, but the definition of power factor both in nonsinusoidal and asymmetric conditions is still questionable.
34 On the basis of analyzing the current wave in three phase alternating current system, the paper put forward a control method to realize zero current interrupt in three phase intelligent AC contactor.
35 Based on the analysis of the differential protection of the double winding transformer, the paper presents a simplified ratio restraint algorithms for the three phase, three winding transformer.
36 Using hardware digital synthesis method, the signal source generates three phase sinusoidal voltage and current signal.
37 From the point of view of optimization, this paper proposes a detecting method of standard waveform of a single phase and three phase system.
38 The characteristics and the steps to be taken in designing of new series for high voltage flame proof three phase induction motors are discussed.
39 The three phase converter soft switch control can be realized by avail of resonant DC link.
40 This paper describes the structure of three phase FRP segregator and its advantages.
41 The paper proposes a scheme of using three phase inverter bridge to realize VVVF of single phase capacitor motor.
42 Three phase wiring saves 50 % of power compared with one - phase.
43 Three-Ring Drive takes parallel three phase double crank mechanism as input mechanism(sentencedict.com), which has redundant restraints and belongs to statically indeterminate structure.
44 The topic of this paper is 'Research on the DSP-based Three Phase Inverter and the FPGA-based Dynamic Waveform Compensation'.
45 The test on three phase alternating voltage has shown that this system has good reliable performances and can afford evidence for finalizing the design d power supply system made in our country.
46 In the Three phase and Four wire circuit system, the neutral wire is very important.
47 The test on three phase alternating voltage has shown that this system has good reliable performances and can afford evidence for finalizing the design of power supply system made in our country.
48 In this paper, the new four phase transmission system has been proposed, and it'sadvantages, compared with traditional three phase and multi-phase, are also analysed, for the first time.
49 The QSS (Quasi Steady State) model of converter which neglects the negative impedance of DC system will bring some errors when three phase unbalanced fault occurs in AC system.
50 Based on analysis of sympathetic current for three phase transformer, a simulation model is built by using power system block set(PSB) of MATLAB.
51 For the three phase inverter, by sampling the step response of inverter's output voltage, the control target's model was built in two phase static frame.
52 The method is applied to leakage reactance calculation for an actually operating three phase splitted two-winding transformer and the results obtained fairly coincide with test values.
53 Based on the analysis, a novel three phase capacitor induction generator which is capable of overcoming the weakness of previous induction generators and improving the power factor was proposed.
54 This paper proposes a control method for the three phase three wire VSR under the unbalanced system.
55 Through analyzing the asymmetry about the power among three phase of the no-load experiments of the triphase asynchronous motor is designed.
56 This paper presents three ways of distinguishing conn eeting groups of three phase transformers.
57 The author tries to analyze the operational characteristics of three phase induction motor using the T-type equivalent circuit of induction motor and the energy ratio method.
58 In addition, calculation of the branch currents of the whole network under three phase fault is discussed.
59 It is presented in the paper that SIN subdivide microstep driving system with microprocessor controlled for three phase hybrid stepping motor synthesises both software and hardware.
60 Three phase line reactors are an economical substitute for isolation transformers when voltage transformation and true isolation is not required.
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