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Rotating liquid variable resistor, rotating liquid variable resistor cluster and motor starter

A resistor and variable technology, applied in the direction of liquid resistor, motor generator/starter, starter of a single multi-phase induction motor, etc., can solve the problems of complex mechanical structure, easy damage, etc., and achieve low cost and high cost. Low, unbreakable effect

Active Publication Date: 2015-08-26
刘伟
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] A rotating liquid variable resistor can be used for the starting control of the motor to reduce the starting surge of the motor. The existing motors use centrifugal force to control the electrode distance in the liquid. Most of the starters have complex mechanical structures and are easily damaged.

Method used

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  • Rotating liquid variable resistor, rotating liquid variable resistor cluster and motor starter
  • Rotating liquid variable resistor, rotating liquid variable resistor cluster and motor starter
  • Rotating liquid variable resistor, rotating liquid variable resistor cluster and motor starter

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0058] Implementation example 1, such as figure 1 As shown, a rotating liquid variable resistor is mainly composed of a cavity 100, a conductive liquid 101, a resistor body 102, an electrode 103, and an electrode 1031;

[0059] The cavity 100 has a symmetry axis 109; the conductive liquid 101 is loaded in the cavity 200;

[0060] The volume of the conductive liquid 101 is smaller than the effective volume of the cavity 100;

[0061] The resistor body 102 is arranged in the cavity 100; the surface of the resistor body 102 has a continuous span in the axial direction of the rotation axis of the cavity 100; the lower end of the resistor body 102 is in contact with the conductive liquid 101; the upper and lower ends of the resistor body 102 are respectively connected to the The electrodes 103 and 1031 are electrically connected; the electrodes 103 and 1031 penetrate the interface of the cavity 100 and intervene inside the cavity 100;

[0062] The electrode 103 is connected to th...

Embodiment 2

[0064] Implementation example 2, such as figure 2 As shown, a rotating liquid variable resistor is mainly composed of a cavity 200, a conductive liquid 201, a resistor body 202, an electrode 203, and an electrode 2031;

[0065] The cavity 200 has an axis of symmetry 209;

[0066] The conductive liquid 201 is loaded in the cavity 200;

[0067] The volume of the conductive liquid 201 is smaller than the effective volume of the cavity 200;

[0068] The resistor body 202 is arranged at the axial position in the cavity 200;

[0069] The surface of the resistor body 202 has a continuous span in the axial direction of the rotation axis of the cavity 200;

[0070] The lower end of the resistor body 202 is in contact with the conductive liquid 201;

[0071] The upper end and the lower end of the resistor body 202 are electrically connected to the electrodes 203 and 2031 respectively;

[0072] The electrodes 203 and 2031 penetrate the interface of the cavity 200 and intervene insi...

Embodiment 3

[0075] Implementation example 3, such as image 3 As shown, a rotating liquid variable resistor is mainly composed of a cavity 300, a conductive liquid 301, a resistor body 302, a resistor body 3021, an electrode 303, and an electrode 3031;

[0076] The cavity 300 has an axis of symmetry 309;

[0077] The conductive liquid 301 is loaded in the cavity 300;

[0078] The volume of the conductive liquid 301 is smaller than the effective volume of the cavity 300;

[0079] The resistors 302 and 3021 are arranged at the inner and outer edges of the cavity 300;

[0080] The surfaces of the resistors 302, 3021 have a continuous span in the axial direction of the rotation axis of the cavity 300;

[0081] The lower ends of the resistors 302, 3021 are in contact with the conductive liquid 301;

[0082] The upper end of the resistor 302 is electrically connected to the electrode 303, and the lower end of the resistor 3021 is electrically connected to the electrode 3031;

[0083] The e...

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Abstract

The invention discloses a rotating liquid variable resistor which mainly comprises a containing cavity, at least two electrodes, conducting liquid and at least one resistor body. The invention discloses a rotating liquid variable resistor cluster which is formed by an array of the rotating liquid variable resistors which are coaxially connected in series. The invention discloses a motor starter which is formed in a manner that the rotating liquid variable resistors or the rotating liquid variable resistor cluster are selected as required and are reasonably connected with a motor. The rotating liquid variable resistor, the rotating liquid variable resistor cluster and the motor starter are simple in structure, long in service life and low in cost.

Description

technical field [0001] The invention relates to a variable resistor, in particular to a rotary liquid variable resistor, its cluster, and a motor starter. Background technique [0002] A rotating liquid variable resistor can be used for the start control of the motor to reduce the start surge of the motor. The existing motor starters that use centrifugal force to control the electrode distance in the liquid mostly have complex mechanical structures and are easily damaged. Contents of the invention [0003] The invention invents a rotary liquid variable resistor, its cluster, and a motor starter, which are simple in structure, low in cost, and not easily damaged. [0004] The present invention has the following technical content. [0005] 1. A rotating liquid variable resistor, characterized in that it is mainly composed of a cavity, at least 2 electrodes, a conductive liquid, and at least 1 resistor; [0006] The cavity has a fixed shape and is not easy to deform,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01C10/02H01C13/02H02P1/36
CPCH01C10/02H01C13/02H02P1/027H02P1/36
Inventor 刘伟
Owner 刘伟
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