Energy-saving conveniently controlled motor control circuit

A technology for controlling circuits and motors, applied in the direction of AC motor control, control systems, electrical components, etc., can solve the problems of unbalanced vibration faults, insufficient control, insufficient energy saving, etc., and achieve low cost, convenient and safe control, convenient control and energy saving Effect

Inactive Publication Date: 2015-03-25
CHENGDU SAITENG AUTOMATION ENG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The main vibration faults of rotating machinery include unbalance, misalignment, friction and looseness, etc. Large rotating machinery is generally equipped with vibration monitoring protection and fault diagnosis systems, and the existing technology is used to control the motor control circuit of the rotating machinery drive motor Not safe enough, not energy efficient enough, there is room for improvement

Method used

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  • Energy-saving conveniently controlled motor control circuit

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Effect test

Embodiment Construction

[0009] The present invention will be further described below in conjunction with accompanying drawing:

[0010] like figure 1 Shown: the present invention includes a first transformer T1, a second transformer T2, a triple switch K, a button switch AN, a first resistor R1 to a seventh resistor R7, a first relay K1 to a fourth relay K4, a first capacitor C1 to a second capacitor Four capacitors C4, the first triode VT1 to the fourth triode VT4, the first diode D1, the second diode D2, the light emitting diode LED, the first rectifier DR1, the second rectifier DR2 and the bulb DP, textile The three terminals of the motor M of the machine are connected to the three terminals of the three-phase power supply through the triple switch K, and the two ends of the primary side of the second transformer T2 are respectively connected to the second terminal L2 and the third terminal L3 of the three-phase power supply, and the second transformer T2 The two ends of the stage are connected i...

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PUM

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Abstract

The invention discloses an energy-saving conveniently controlled motor control circuit. The circuit comprises triodes from the first triode to the fourth triode, a first diode, a second diode, a light emitting diode, a first transformer, a second transformer, a triple switch, a button switch, resistors from the first resistor to the seventh resistor, relays from the first relay to the fourth relay, capacitors from the first capacitor to the fourth capacitor, a first rectifier, a second rectifier and a bulb. According to the energy-saving conveniently controlled motor control circuit, the multiple relays are employed for mutual cooperation and control and are applied to control circuit of a rotation mechanical driving motor. The energy-saving conveniently controlled motor control circuit has the advantages of simple circuit structure, low cost, more convenient and safer control of the driving motor, and better energy conservation, thereby having popularization and application values.

Description

technical field [0001] The invention relates to a motor control device, in particular to a motor control circuit with convenient control and energy saving. Background technique [0002] Electric motors are a type of rotating machinery. Rotating machinery refers to machinery that mainly relies on rotating actions to complete specific functions. Typical rotating machinery includes steam turbines, gas turbines, centrifugal and axial compressors, fans, pumps, water turbines, generators and aviation Engines, etc., are widely used in electric power, petrochemical, metallurgy, aerospace and other sectors. The main vibration faults of rotating machinery include unbalance, misalignment, friction and looseness, etc. Large rotating machinery is generally equipped with vibration monitoring protection and fault diagnosis system, while the existing technology is used to control the motor by the control circuit of the driving motor of rotating machinery Not safe enough, not energy-efficie...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02P23/00
Inventor 杨川
Owner CHENGDU SAITENG AUTOMATION ENG
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