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Three-winding axial magnetic field multiphase flywheel pulse generator system

An axial magnetic field and generator technology, which is applied to the shape/style/structure of windings, winding conductors, magnetic circuits, etc., can solve the problems of low power density, low energy density, and large volume and weight of generator systems, and achieves weight The effect of light weight, high energy storage density and large moment of inertia

Active Publication Date: 2020-11-06
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 problem that the existing flywheel pulse generator set has long shafting and low speed, and the rotor of the pulse generator has an excitation winding, and a multi-stage rotary rectifier is used for excitation, resulting in low reliability of the system and the use of the flywheel pulse generator set. To solve the problems of low power density, low energy density, and large volume and weight of the realized generator system, the present invention provides a three-winding axial magnetic field multiphase flywheel pulse generator system. The generator system has the following structures

Method used

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  • Three-winding axial magnetic field multiphase flywheel pulse generator system
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  • Three-winding axial magnetic field multiphase flywheel pulse generator system

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specific Embodiment approach 1

[0090] Specific implementation mode one: the following combination Figure 1 to Figure 7 Describe this embodiment, the three-winding axial magnetic field multiphase flywheel pulse generator system described in this embodiment, the generator system includes an axial magnetic field multiphase permanent magnet synchronous motor, and the axial magnetic field multiphase permanent magnet synchronous motor includes One stator 1 and two rotors 2, and the three are coaxial; the two rotors 2 are respectively located on both sides of the stator 1 in the axial direction, and the two rotors 2 are mechanically fixedly connected together, and there is a gap between the two rotors 2 and the stator 1 air gap;

[0091] The stator 1 includes a stator core 1-1, a magnetic field control winding 1-2, a motor winding 1-3 and a power generation winding 1-4; wherein,

[0092] The stator core 1-1 has a ring-shaped structure, and radial slots 1-1-1 are opened on both air gap surfaces of the stator core...

specific Embodiment approach 2

[0105] Specific implementation mode two: the following combination Figure 8 Describe this embodiment, the three-winding axial magnetic field multiphase flywheel pulse generator system described in this embodiment, the generator system includes an axial magnetic field multiphase permanent magnet synchronous motor, and the axial magnetic field multiphase permanent magnet synchronous motor includes Two stators 1 and one rotor 2, and the three are coaxial; the two stators 1 are respectively located on both sides of the rotor 2 in the axial direction, and the two stators 1 are fixedly connected together mechanically, and there is a gap between the two stators 1 and the rotor 2 air gap;

[0106] Each stator 1 includes a stator core 1-1, a magnetic field control winding 1-2, a motor winding 1-3 and a power generation winding 1-4; wherein,

[0107] The stator core 1-1 has a ring-shaped structure, and radial slots 1-1-1 are opened on the air gap surface of the stator core 1-1, so tha...

specific Embodiment approach 3

[0120] Specific implementation mode three: the following combination figure 2 , Figure 8 a and Figure 8 b describes this embodiment. This embodiment further describes the three-winding axial magnetic field multiphase flywheel pulse generator system described in Embodiment 1 or 2. A circumferential groove 1 is opened on the air gap surface of the stator core 1-1 -1-4, the circumferential groove 1-1-4 is an annular groove body, which is used to fix the generating winding 1-4.

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Abstract

The invention discloses a three-winding axial magnetic field multiphase flywheel pulse generator system, belongs to the field of motors, and solves the problems of low reliability of a system and lowpower density, the low energy density and the large size and weight of a generator system realized by using the flywheel pulse generator set due to long shafting and low rotating speed of the existingflywheel pulse generator set, excitation winding on a rotor of the pulse generator and excitation of a multi-stage rotating rectifier. The generator system comprises an axial magnetic field multi-phase permanent magnet synchronous motor, a direct current output power converter, an electric winding power converter and a multi-phase rectifier. An outgoing line of a magnetic field control winding ofthe synchronous motor is connected with the output end of the direct-current output power converter; an outgoing line of an electric winding of the synchronous motor is connected with the output endof the armature winding power converter; and an outgoing line of a power generation winding of the synchronous motor is connected with an alternating-current input end of the multi-phase rectifier. The system has a good application prospect in the fields of nuclear fusion test technology, plasma and electromagnetic emission technology and the like.

Description

technical field [0001] The invention belongs to the field of motors. 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, and coaxial motor / generator to realize electromechanical energy conversion. Large-capacity flywheel pulse generator sets store energy for a long time with low power and release energy with high power for a short time. They are generally used as a large-capacity pulse power supply and can be applied to controlled nuclear fusion experiments, nuclear explosion simulations, and high-current particle beams. Accelerators, high-power pulsed lasers, high-power microwaves, plasma and electromagnetic emission technology and other fields. [0003] The structure of the commonly used flywheel pulse generator system is as follows: Figure 13 shown. The basic working principle of the system is: when the system is charging, the external power grid provides energy ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02K16/00H02K16/04H02K16/02H02K7/02H02K3/28H02K1/14H02K3/50H02K1/27
CPCH02K16/00H02K16/04H02K16/02H02K7/025H02K3/28H02K1/146H02K3/50H02K1/2793H02K2201/03H02K2201/12Y02E70/30Y02E60/16
Inventor 寇宝泉张浩泉宋得雪张赫
Owner HARBIN INST OF TECH
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