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2019-10-04 Analysis of Dongguan Chengbang precision mechanical and Electrical Co., Ltd.: reasons affecting the operation efficiency of the motor

In the current social development, the motor provides the most important energy for the majority of enterprises, but the current operation efficiency of the motor is obviously not high. For the reasons that affect the operation efficiency of the motor, for this problem, through the article, it is introduced.  At present, the guide points out…Detail

2019-09-30 Dongguan city state precision mechanical and Electrical Co., Ltd. analysis: why does China's motor choose 50Hz alternating current?

Motor vibration is one of the current status of motor operation. So, do you know why the motor and other electrical equipment use 50Hz alternating current instead of 60Hz?Some countries in the world, such as the United States and the United States, use 60Hz alternating current because they use the dodecal system, which 12 constellations, 12 hours, …Detail

2019-09-29 Analysis of Dongguan Chengbang precision electromechanical Co., Ltd.: what are the hazards of three-phase imbalance

1Main hazards caused by unbalanced three-phase voltage or current1、When the rotating motor operates in an asymmetric state, it will cause additional loss and heat to the rotor, which will cause the whole or local temperature rise of the motor. In addition, the additional torque generated by the reverse magnetic field will cause the motor to vibrat…Detail

2019-09-28 Dongguan city state precision mechanical and Electrical Co., Ltd. analysis: motor used frequency converter leakage is what?

The output of frequency converter is controlled by PWM (pulse width modulation, similar to high-speed switch), so high frequency leakage current will occur，If you want to install a general leakage circuit breaker on the primary side of the frequency converter, it is recommended to select a leakage circuit breaker with a sensitivity current of more…Detail

2019-09-28 Dongguan Chengbang precision electromechanical Co., Ltd

      Chengbang precision electromechanical Co., Ltd. is an enterprise engaged in the research, design, production, manufacturing and after-sales of gear reducer; The company has introduced a number of high-tech production and testing equipment and various talents, so that our products are all over the country. Our products are widel…Detail

2019-09-27 Case analysis of mechanical seal failure of Chengbang Shengbang reducer, causes, improvement measures and effects

With the extension of the use time, there are various failures in the deceleration opportunity. According to relevant data statistics, 37% of gearbox failures are mechanical seal failures, 31% are bearing failures, 32% are other reasons.Leakage is one of the common faults of mechanical equipment.There are two main reasons for the leakage:First, due…Detail