1, This is an alternating current generator.

2, Diodes are electronic devices which rectify alternating current to direct current.

3, Unlike Edison, Westinghouse was a convert to alternating current.

4, The change of attitude towards alternating current was certainly helped by the Westinghouse exhibit at the Columbian Exposition that year.

5, An electric generator that produces alternating current.

6, This iron can only be used with alternating current.

7, Alternating current is the current whose direction changes periodically.

8, A device used to convert current into alternating current.

9, Sale: General merchandize, hardware, alternating current, product of chemical industry.

10, The detection circuit uses alternating current capacitance bridge method and the principle is based on the correlated demodulation.

11, The use of alternating current has a number of important advantages.

12, The alternating current was sent to the input end of the autotransformer - rise circuit after adjusting voltage.

13, The main problem is that the alternating current created is very high frequency.

14, This high frequency alternating current produces the high frequency radio waves mentioned in the previous chapter.

15, Alternating current impedance and corrosion resistance of polymer coatings on sheet iron have been investigated in aqueous solution of NaCl with mass ratio of 0. 03.

16, Alternatively,[http:///alternating current.html] alternating current welding equipment with open circuit voltage limiting relays may be considered.

17, The Westinghouse Company was badly overextended because of the expensive campaign to put the coun-try on a system of alternating current.

18, Tesla was told firmly that he must never so much as mention the subject of alternating current.

19, The design could be improved, he declared, by switching to alternating current.

20, It provides a method for the untouched switch Control for three- phase alternating current motor.

21, The three - factor method can simplify the analysis of the transient state of first - order alternating current linear circuit.

22, A power converter circuit (3) drives a switching device by the pulse-width modulated wave for converting a direct current into the three phase alternating current.

23, This paper briefly introduces a hardware system of the alternating current motor test of the platform with superior natural price ratio.

24, Furthermore, the deposition rate increases per unit of welding current by decreasing wire diameter, and adjustment of the penetration depth is enabled by alternating current wave form and polarity.

25, The most crucial point to the dynamic analysis is the drawing of alternating current load line .

26, The compensators used in the project are part of a family of technologies known as Flexible Alternating Current Transmission Systems (FACTS).

27, The circuit has advantages with ingeniously conception, well structure, integrated easily, more open-loop gain, more common-mode rejection ratio and alternating current characteristic.

28, The analysis of modulation wave theory has very important theoretical and actual meaning for studying non sine alternating current.

29, Malleable cast ironware produces hysteresis and eddy current loss under alternating current in transmission ! line .

30, Considering the three different moving processes, complete mathematic model of controlled system that includes velocity loop of alternating current servomotor, is established.

1, This is an alternating current generator.

31, Alternating current motor is the important power equipment applicated in various fields.

32, THE DESIGN OF MICRO - COMPUTER CONTROL SYSTEM FOR THE SPEED ADJUSTMENT OF ALTERNATING CURRENT ELEVATOR.

33, The method is suitable to short distance line such as the subway power alternating current transmission line.

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, In this paper, a high speed high voltage pulsed alternating current generator for a self-contained power system was designed and analyzed.

36, This symbol means an alternating current ( AC ) power line.

37, The alternating current was sent to the input end of the autotransformer and pressure-rise circuit after adjusting voltage.

38, The outdoor high-voltage alternating current injection type drop-off fuse has the advantages of high tightness in the on-off mechanical static matching and moving matching, and high safe performance.

39, The phenomenon undercorona is evidently different with that under alternating current corona.

40, The telecontrol system of alternating current motor based on MSP430 single chip is presented in this paper. Also the hardware constitution and design of software are given in detail.

41, A device, such as a diode, that alternating current to direct current.

42, An open-ended magnetic core with alternating current coils was laid on the flange surface to come a closed magnetic circuit .

43, Alternating current reverses from negative to positive about 60 times a second.

44, A device used to change the voltage of an alternating current signal or to change the impedance of an alternating current circuit.

45, The alternating current excitation motor (ACEM) is a kind of novel adjustable speed motor by changing frequency.

46, In a normal alternating current power system, the voltage varies sinusoidally at a specific frequency,[http:///alternating current.html] usually 50 or 60 hertz.

47, The utility model relates to a differential alternating current adjustable - speed motor device.

48, On the railway of electrization, power supply mode is requested to be the single-phase alternating current.

49, A generator shown in the above diagram produces alternating current.

50, In the expression of energies, there is an alternating current between assertiveness and apathy.

51, Either direct or alternating current may be used for driving electric trains.

52, Today's alternating current power grid evolved after 1896, based in part on Nikola Tesla's design published in 1888 (see War of Currents).

53, The frequency control of motor speed is used for alternating current motor of main winch on No1 BF charging system, so that it is possible to carry out control of skip moving speed.

54, VC type electrometer is an electrostatic instrument of alternating current induction type.

55, In a feedback oscillator the negative resistance will be evident only as an alternating current parameter of the circuit .

56, It was powered by dual alternating current motors and acid batteries.

57, In this paper, the early hydration processes of cement pastes including various contents of coal stone were studied by alternating current impedance spectroscopy.

58, The electromagnetic separation from molten metal only by alternating current is feasible.

59, This paper introduces the principle and specific property of asynchronous alternating current generator and its application.

60, It mainly is insist of IPC(industry process computer), intelligent regulator(IR), programmable logic controller(PLC), frequency-converter and alternating current motor.

61, In this paper, a new hardware circuit of real time measuring for mine hoist force diagram based on alternating current sampling is proposed. The software algorithm is also given in the paper.

62, The two basic forms are the DC generator and the AC ( alternating current ) generator or alternator.

63, This type of MP 3 player cannot be connected to alternating current.

64, This simple device is the prototype of the commercial alternating current generator , or alternator.

65, The present form of power systems would be impossible without alternating current.

66, To eliminate the interference of 50Hz alternating current, a digital high-pass filter is designed.

66, try its best to gather and create good sentences.

67, The alternating current voltage adjustment and speed adjustment energy sparing technique is introduced.

68, The internal failures of Alternating Current motor are divided into mechanical failure and electric failure.

69, Must realize the direct current machine velocity modulation first to transform the alternating current into the cocurrent , this needs the leveling circuit.

70, Analyse principle of operation, technology feature of single-phase alternating current induced liquid metal electromagnetic pump wave soldering machine.

71, On the basis of stator hollow conductor layer building in large electric machines, the paper deduces numerical formula for calculating conductor alternating current resistance.

72, Workless power is an important factor in designing and running of alternating current system. A compensation device is needed in substation and the end users to save electricity.

73, What allowed detectors to discriminate between metals was the fact that every metal has a different phase response when exposed to alternating current.

74, By means of introducing transcendental information, the low frequency compensation of the alternating current(AC) signal of the scanning millimeter wave(MMW) total power radiometer is researched.

75, Further complicating matters , electricity flows through the grid primarily as alternating current.

76, It must be set up suitable quiescent point in order to works in linear region. This decides that the analysis of amplifier includes direct current analysis and alternating current analysis.