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Stator magnetic circuit-controlled flywheel pulse generator system

A technology of generators and alternators, which is applied in the direction of controlling generators through magnetic field changes, magnetic circuit reluctance control, and mechanical energy control. It can solve problems such as low energy density, low power density, and large volume and weight, and achieve small volume , Low voltage adjustment rate, high rotor strength

Active Publication Date: 2019-11-15
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to solve the problems of low power density, low energy density, and large volume and weight of the existing pulse generator sets, and propose a stator magnetic circuit control flywheel pulse generator system

Method used

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  • Stator magnetic circuit-controlled flywheel pulse generator system
  • Stator magnetic circuit-controlled flywheel pulse generator system
  • Stator magnetic circuit-controlled flywheel pulse generator system

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specific Embodiment approach 1

[0030] Specific implementation mode one: combine figure 2 , image 3 and Figure 4 Describe this embodiment, a stator magnetic circuit control flywheel pulse generator system described in this embodiment includes an input inverter 1, an input motor 2, an alternator 3, an output rectifier 4, a magnetic circuit control DC power supply 5, an excitation Current regulation unit 6 and inertial flywheel;

[0031] The alternator 3 includes a stator and a rotor 3-11 with an air gap between the stator and the rotor 3-11; the stator includes a stator core 3-12, a multi-phase armature winding 3-13 and a magnetic circuit control DC winding 3- 14. The stator core 3-12 is cylindrical, and the inner surface and the outer surface of the stator core 3-12 are slotted in the axial direction, and the slots are evenly distributed along the circumferential direction, and the non-air gap side of the stator core 3-12 is The slot is a closed slot or a semi-closed slot. If it is a semi-closed slot, ...

specific Embodiment approach 2

[0034] Specific implementation mode two: combination image 3 , Figure 4 and Figure 5 Describe this embodiment. This embodiment is a stator magnetic circuit control flywheel pulse generator system described in the first embodiment, including an input inverter 1, an input motor 2, an alternator 3, an output rectifier 4, and a magnetic circuit Control the DC power supply 5, the excitation current adjustment unit 6 and the inertial flywheel;

[0035] The alternator 3 includes a stator and a rotor 3-21, with an air gap between the stator and the rotor 3-21; the stator includes a stator core 3-22, a multi-phase armature winding 3-23 and a magnetic circuit control DC winding 3-24; The stator core 3-22 is cylindrical, and the inner surface and the outer surface of the stator core 3-22 are provided with the same number of slots along the axial direction, and the slots are evenly distributed along the circumferential direction, and the non-air gap side of the stator core 3-22 is T...

specific Embodiment approach 3

[0038] Specific implementation mode three: combination Figure 4 , Figure 6 and Figure 7 Describe this embodiment. This embodiment is a stator magnetic circuit control flywheel pulse generator system described in the first embodiment, including an input inverter 1, an input motor 2, an alternator 3, an output rectifier 4, and a magnetic circuit Control the DC power supply 5, the excitation current adjustment unit 6 and the inertial flywheel;

[0039] The alternator 3 includes a stator and a rotor 3-31 with an air gap between the stator and the rotor 3-31; the stator includes a stator core 3-32, a multi-phase armature winding 3-33 and a magnetic circuit control AC winding 3- 34; The stator core 3-32 is cylindrical, and the inner and outer surfaces of the stator core 3-32 have the same number of slots along the axial direction, and the slots are evenly distributed along the circumferential direction, and the stator core 3-32 is non-gas The slot on the gap side is a closed s...

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Abstract

The invention discloses a stator magnetic circuit-controlled flywheel pulse generator system, and belongs to the technical field of motors and power electronics. The invention aims to solve the problems of low power density, low energy density and large volume weight of the conventional pulse generator set. An output end of an input inverter is connected with an outgoing line of an input motor. Anoutgoing line of the magnetic circuit control alternating-current winding is connected with the output end of the magnetic circuit control direct-current power supply. An armature winding output endof the alternating-current generator is connected with the alternating-current input end of the output rectifier and is connected with the exciting current adjusting unit in parallel. A rotor of the input motor, a rotor of the alternating-current generator and the inertia flywheel are coaxially connected. The system of the invention has the advantages of simple control, high efficiency, low voltage regulation rate, strong overload capacity, high reliability and the like. The system can be used as a high-capacity pulse power supply, and has favorable application prospects in the fields of nuclear fusion test technology, plasma and electromagnetic emission technology and the like.

Description

technical field [0001] The invention relates to a flywheel pulse synchronous generator system embedded with a permanent magnet rotor, which belongs to the technical field of motors and power electronics. Background technique [0002] The flywheel pulse generator is a flywheel energy storage device that uses the large inertia of the shaft system to store energy, coaxial motor and generator to realize electromechanical energy conversion; there are two types of flywheel energy storage devices that are currently in use or are being developed: the first The second is that the power levels of energy storage and energy release are equivalent, and one motor can be used to alternately realize the functions of electric power generation and power generation. The small and medium-capacity magnetic levitation flywheel energy storage system is of this type, which has the characteristics of compact structure and high efficiency, and is generally used as a flywheel battery; The second is th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02K21/22H02K1/16H02K3/16H02K7/02H02P9/32H02P9/40
CPCH02K1/165H02K3/16H02K7/025H02K21/222H02P9/32H02P9/40Y02E60/16
Inventor 寇宝泉张浩泉张庆杰
Owner HARBIN INST OF TECH
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