Company News
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Differences between variable frequency motors and industrial frequency motors
I. Inverter motor Inverter motors are motors that use inverter technology to control the speed of the motor. Inverter technology uses electronic equipment to control the speed of the motor, thus realizing the control of the motor’s speed, power and efficiency. Frequency conversion motor by ...Read More -
Characterization of motor overload failure and cause analysis
Motor overload failure means that the motor is operating with a current that exceeds its design rating, resulting in the motor overheating, being damaged or stopping working. The following are some characteristics of motor overload faults and possible causes analyzed: Characteristics: 1. Overheat...Read More -
Considerations for structural design of explosion-proof three-phase asynchronous motors
Explosion-proof motors, as the main power equipment, are usually used to drive pumps, fans, compressors and other transmission machinery. Explosion-proof motor is the most basic type of explosion-proof motor, because of its shell non-sealed structure characteristics, the main flammable gas gas in...Read More -
Five Technology Routes for High Efficiency Motors
1 Three-phase asynchronous motors It is an electric machine for industrial use, with a power range from a few watts to tens of thousands of kilowatts, and has a wide range of applications. Mainly used in fans, pumps, compressors, machine tools, light industry and mining machinery, agricultural pr...Read More -
60MW super power high speed synchronous motor and drive control system
The TZYW-50000kW 4P/10kV positive pressure ventilation explosion-proof synchronous motor and RMVC-60000kVA/10kV ultra-large capacity high voltage inverter developed by Wolong electric Drive won the “Global Chemical Equipment’s first set of Cooperative Research and Development Contribu...Read More -
The Mysterious Construction, Important Role of High Voltage
Electricity is an indispensable part of our daily life, and high voltage transformer is one of the key equipment for power transmission and distribution. However, most people may not understand the high-voltage transformer, this article will take you to understand the structure and role of the hi...Read More -
Large motor shaft voltage analysis and solutions
Four sets of bearings were replaced consecutively at the shaft extension end of a motor, which was eventually found to be due to shaft voltage. Shaft voltage is a frequent problem in the operation and testing of high-voltage and low-voltage high-power motors. In order to ensure the normal operati...Read More -
The critical role of explosion-proof motors in coal mines
In such a special working environment as coal mine, the existence of explosion-proof motor can be said to be crucial. Today, let’s delve into the explosion-proof motor those compelling features, as well as the importance of the coal safety certificate it has. The most significant feature o...Read More -
Why do motors use double squirrel cage rotors
For motors of different uses, in addition to necessary parameters such as power, rated voltage, torque and speed, the matching relationship between the motor volume and the supporting equipment space is particularly important, especially for the case where the space to accommodate the motor is pa...Read More -
How can I prevent broken shaft problems in my electric motor?
For the analysis of the cause of the broken shaft problem, it should be the principle of preventing the occurrence of the broken shaft problem to reduce and eliminate the stress point and exclude the external factors. From the analysis of the construction characteristics of the shaft, from the de...Read More -
What are the characteristics of winding fault when three-phase motor lacks phase?
Under normal circumstances, the power supply and winding of the three-phase motor are symmetrical, when the power supply is out of phase or the motor is improperly connected, resulting in the motor input voltage is out of phase, it will cause the motor winding to appear regular burn phenomenon, o...Read More -
Why are motors of the same power so different in size？
For motors for different purposes, in addition to the necessary parameters such as power, rated voltage, torque and speed, the matching relationship between the volume of the motor and the supporting equipment space is particularly important, especially for the space to accommodate the motor is p...Read More
