Efficient mixed excitation generator
A hybrid excitation and generator technology, which is applied to the static parts of the magnetic circuit, the shape/style/structure of the magnetic circuit, etc., can solve the problems of high manufacturing cost and operation and maintenance cost, heavy generator body and low power density, etc. Dynamic performance of the whole machine, high power density and small resistance torque
Inactive Publication Date: 2013-12-18
刘昆明 +1
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Problems solved by technology
[0002] Existing generators convert mechanical energy into electrical energy to generate electricity, and the excitation power of the generator is provided by electric excitation windings. The generators with electric excitation structure have large weight, low power density, low efficiency, large energy consumption, many faults, and high manufacturing costs. Inherent defects such as high operation and maintenance costs
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[0015] The rectangular permanent magnet [5] of the present invention is embedded and fixed in the rectangular opening slot [6] on the magnetic pole of the excitation stator [3], the excitation stator [3] is installed in the inner circle of the end cover [9], and the excitation rotor [4] And main rotor [2] is installed on the same rotating shaft [10]. The remaining components can be made of existing generator components, and the assembly of the whole machine can be completed according to the assembly process of existing products, which will not be described again.
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The invention relates to an efficient mixed excitation generator. A permanent magnet and electrical excitation mixed excitation structure is used by an exciter, manufacturing cost can be obviously reduced, the voltage regulation factor is good, voltage waveform distortion rate is low, and the dynamic performance of the overall exciter can be significantly improved. According to the efficient mixed excitation generator, resisting moment is small, weight is low, power density is large, efficiency is high, energy is obviously saved, failures are less, service life is long, operation manufacturing cost and maintenance cost are low, and the efficient mixed excitation generator can replace an existing power generation assembly which is large in energy consumption.
Description
technical field [0001] The high-efficiency mixed excitation generator of the invention belongs to the field of environment-friendly and energy-saving motors. Background technique [0002] Existing generators convert mechanical energy into electrical energy to generate electricity, and the excitation power of the generator is provided by electric excitation windings. The generators with electric excitation structure have large weight, low power density, low efficiency, large energy consumption, many faults, and high manufacturing costs. And inherent defects such as high operation and maintenance costs. Contents of the invention [0003] The invention relates to a high-efficiency hybrid excitation generator. The exciter adopts a permanent magnet and electric excitation hybrid excitation structure, which can significantly reduce manufacturing costs, has good voltage adjustment rate, low voltage waveform distortion rate, and can significantly improve the dynamic performance of...
Claims
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IPC IPC(8): H02K1/17H02K1/16
Inventor 于波
Owner 刘昆明