Constant magnetic field fractional-turn switch power transformation device
A constant magnetic field and power transformation device technology, applied in the field of power transformation, can solve the problems of no current generation and electromotive force generation, and achieve the effect of improving inverter frequency modulation efficiency and avoiding eddy current loss and hysteresis loss
Active Publication Date: 2014-05-14
STATE GRID CORP OF CHINA +2
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Problems solved by technology
However, a constant magnetic field cannot generate electromotive force in a traditional integer-turn coil, nor does it generate current in a closed circuit
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[0015] Such as figure 1 and figure 2 As shown, the constant magnetic field fractional-turn switch substation device includes a multi-strand magnetic wire 6, a multi-strand wire 4, and a switch 2. The multi-strand magnetic wire 6 is composed of several single-strand magnetic wire 1; The strand wire 4 is made up of several single strand wires 5; the multi-strand wires are insulated from each other, and the multi-strand wires 4 are connected in parallel to the output terminal 7; the switch 2 is connected in series in the single-strand wire 5; the single-strand wire 5 Passing through the gap of the multi-strand magnetic wire 6, the switch 2 sequentially disconnects the single-strand wire 5 from the inside to the outside in the closed loop formed by the multi-strand wire 4 and the electrical device, or successively disconnects the single-strand wire 5 from the multi-strand wire 4 In the closed loop formed with the electrical device, the single-strand wire 5 is closed from the out...
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The invention provides a constant magnetic field fractional-turn switch power transformation device, and belongs to the technical field of power transformation. The problems that in the prior art, a constant magnetic field cannot generate electromotive force in a traditional coil and cannot generate currents in a closed circuit are mainly solved. The constant magnetic field fractional-turn switch power transformation device is characterized in that a plurality of strands of magnetic conduction wires, a plurality of strands of wires and switches are included, and the magnetic conduction wires are composed of a plurality of single-stranded magnetic conduction wires; the wires are composed of a plurality of single-stranded wires; the switches are connected in the single-stranded wires in series; the single-stranded wires penetrate through clearances of the magnetic conduction wires. According to the device, the aim of generating alternating currents through the constant magnetic field is achieved by turning on and off the switches, eddy-current losses and magnetic hysteresis losses in an alternating magnetic field are avoided, the fact that the long-distance magnetic circuit constant magnetic field can transmit electric energy is possible, and the device enables inversion frequency modulation efficiency to be improved.
Description
technical field [0001] The invention belongs to the technical field of power transformation, and in particular relates to a constant magnetic field fractional-turn switch power transformation device. Background technique [0002] In the long-distance magnetic circuit transmission power system, the alternating magnetic field in the magnetic circuit produces large eddy current loss and hysteresis loss in the magnetic material, and the constant magnetic field has no eddy current loss and hysteresis loss. But a constant magnetic field cannot generate an electromotive force in a traditional integer-turn coil, nor can it generate a current in a closed circuit. Contents of the invention [0003] The purpose of the present invention is to solve the problems existing in the prior art and provide a constant magnetic field fractional-turn switching transformer device. [0004] The technical scheme that the present invention takes for solving the problems of the technologies describe...
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Login to View More IPC IPC(8): H02J17/00H02J50/10
Inventor 王鹏源冯建友李豫茹世祥霍广宣薛宏杰
Owner STATE GRID CORP OF CHINA