Random good picture Not show

31. Commutation is an important executive system of punishment. It is often widely applied in the area of execution of punishment arid plays an important role in judicial practice.

32. A novel two - step commutation method is proposed to ensure the reliable commutation between two bi - directional switches.

33. Relationship between the main parameters and commutation time is analyzed, based on which, switch-off process after the commutation is described and IGCT commutation mechanism is illustrated.

34. It also includes, Hall element inputs, a sequencer for commutation control, fixed off time pulse width modulation (PWM) current control and locked rotor protection.

35. And the result illustrates a triggered vacuum switch closure delay of400ns between trigger voltage breakdown and the commutation of main gap current.

36. They still cannot request a commutation of their sentences, or own a firearm.

37. The paper analyzes in detail the synthetical method, the voltage gain and the switch action sequence of matrix converter based on the zero-output commutation strategy.

38. Commutation of the motor is achieved by use of a single Hall element sensor to detect the rotational position of an alternating-pole ring magnet.

39. The commutation scheme can find broad applications in high - power AC - AC matrix converters.

39. Wish you will love sentencedict.com and make progress everyday!

40. In this paper, we prove that the two isomorphic semisimple subalgebras of central simple algebra A are conjugate in A if they satisfy the maximal commutation condition.

41. Satisfactory driving performance is yielded by properly designing its commutation, current control and speed control schemes.

42. On the basis of the introduction of commutation failure principle, analysis of commutation failure in Three Gorges-Guangdong HVDC system Echeng station is made according to the transient fault record.

43. According to torque ripple of brushless DC motor, the different PWM modulation mode and overlapping commutation method are used to minimize torque pulsation when current commutation is considered.

44. The flames or hot airs contact the wet sand directly, the hot commutation is most thoroughly.

45. Seasonal commutation replace eternity is changeless, and the index of tide always is metabolic multiterminal however.

46. No less than present him modern, having incomputable multiple capacity, follow at any time quarter, commutation part, the space in the home also needs to have the ability of commutation.

47. In this paper, several key circuits, such as frequency discriminating circuit, comparator circuit, trigger circuit, controllable commutation circuit.

48. Constructivism sets a new angle of viewing teaching and learning, it provides an important direction of the teaching of complex variables and integral commutation.

49. The exact rotor position is required while a brushless DC motor (BLDCM) is under commutation and control. Howere , posi2 tion sensors have some fatal defects.

50. A negative-bus auxiliary resonant circuit (NBARC) and novel mirror symmetrical pair of resonant link modules for soft commutation of two -level and three-level inverters is presented.

51. Simulation and experimental results show that the proposed converter has sine wave input current and output voltage, low harmonic content, adjustable power factor, and zero voltage commutation.

52. The reform of the procedure of commutation and parole is imperative.

53. Full - wave commutation , compact structure , especially for areas with poor Power supply.

54. To set up a sync point coincide with a natural commutation point in OTC products, and will be able to improve reliability and stability of the phase shifting trigger and output of the power source.

55. In the end, the author made a discussion about the justifiability of the current commutation system.

56. By increasing the commutation rate of output current, the temperature and the degree of gas ionization in arc zone can be held when current zero-crossing.

57. "Campus " inside the student is depended on fictitious and reincarnate can fly at will, commutation bodily form, make the fabric that can float in aerial bizarre and motley.

58. Because leakage inductance value of rectiformer used in DC EAF is larger than common power transformer, the rectifier has longer commutation time.

59. An experimental prototype which employed - digital four - step commutation strategy is established to further verify the mentioned method.

60. The commutation near ring defined, it is proved that the near ring of an arbitrary near ring with its unit dimension is isomorphous with its commutation near ring.