Random good picture Not show

61. In three-phase inverters, for cost and size, three-pole reactors and three-pole transformers are widely used.

62. Subsequently, a novel controller for DC bus voltage regulation is put forward according to the small signal model based on the instantaneous power balance in AC and DC sides of three-phase SAPF.

63. In addition, it is able to collect separate three-phase voltage and current, and uses a simple average detection algorithm.

64. It is introduced that a design idea and method which is applied to portable three-phase multifunctional volt-ampere phase meter based on high-powered DSP TMS320LF2407A.

65. As a try of temperature indirectly measure of three-phase motor, it is an extension for soft sensors.

66. At the same time the principles of triggering pulse to the three-phase thyristors is discussed, and a way using monostable multivibrator to produce the pulses has been given below.

67. The performance of the three-phase bubble column bioreactor is stable, and the mycelial pellets can be used repeatedly to effectively yield laccase by the method in large scale.

68. Instantanous reactive power theory based harmonic detecting is limited in three-phase circuit and is immune to the electric voltage.

69. Y2 series three-phase asynchronous motor: Y series motor is based on the modified design of the new motor.

70. This paper introduces the trouble shooting methods for the coil short of miniature three-phase power transformer, and points out some notable matters in the test.

71. In order to compensate control delay of active power filter (APF), a predictive current control strategy based on ADAptive LInear NEuron (ADALINE) for three-phase APF is proposed.

72. Coal pyrolysis refers to coal from solid phase into the gas and solid, liquid three-phase product process.

73. This paper determines standard uncertainty for measurement of windage and friction loss of three-phase induction motor through fitting line of least square method.

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

74. The stator with three-phase or polyphase winding generates variable frequency energy, voltage following rotational speed, while the rotor has structure of permanent magnetism or electrical excitation.

75. In this paper, the instantaneous model of zero-sequence circulating current between parallel three-phase inverters with three-pole reactors and three-pole transformers is established.

76. FA series is a single-phase capacitor-start motor axial-flow type exhaust fan. FTA is a three-phase asynchronous motor axial-flow exhaust fan.

77. The multi-objective control of micro source is studied for three-phase four-wire system.

78. The system structure of this algorithm is simple . It not only fits for single-phase circuit, but also for three-phase circuit.

79. Programme using three-phase asynchronous motor synchronous transmission programme, Winding system design is based on the frequency converter and PLC.

80. In the mode of three-phase four-wire system electrical power supply, the abnormal electrical power supply will do great harm.

81. The controller includes a linear regulator circuit, ML4425 external circuit, smooth start-stop circuit(sentencedict.com), three-phase power bridge and drive circuit.

82. This paper presents a theoretical analysis on the electromagnetic process of three-phase magnetic amplifier of the transductor type with bridge rectifier output circuit .

83. Correlations for the prediction of diffuse coefficients of continuous and dispersed phases in air-water-anthraquinone working solution three-phase system have been proposed.

84. The neutral-point voltage fluctuation of three-level converter is only related to applied modulation method and three-phase current.

85. This paper brings forward a whole new scheme of three-phase adaptive reclosure, which uses the carrier channel and its signals to distinguish transient faults and permanent faults.

86. A method which detects harmonic current of three-phase system with DSP based on theory of instantaneous reactive power is presented in this paper.

87. The operating status of three-phase three-wire HAPF(Hybrid Active Power Filter) in harmonic suppression and reactive power compensation for variable-frequency motor are introduced.

88. Japan Sansha Electric Co. , Ltd. : SCR, three-phase rectifier bridge, Single-phase rectifier bridge, diode modules, single-, two-phase thyristor.

89. As a result, it is very needful to use a protector which can monitor malfunction of three-phase motor correctly and fleetly.

90. The method for reducing the electromagnetic noise from cage three-phase induction motor is analyzed and summarized. The YSKF low-noise specific motor is designed and trial produced.