Intelligent anti vibration protection device for electric motors

Electric motor anti vibration module: the "invisible guardian" that safeguards industrial power stability

introduction:

In modern industrial production, the stability of power supply is a key factor in ensuring continuous and efficient operation of production. However, the frequent occurrence of shaking electricity in the power grid, like a hidden "killer" in the dark, poses a huge threat to many devices that rely on electric motors for propulsion. The release of contactors and equipment shutdown caused by shaking electricity not only leads to a decrease in production capacity and damage to product quality, but also may cause safety accidents, resulting in high economic losses for enterprises. In this context, the anti vibration module for electric motors has emerged, like a loyal "invisible guardian" silently guarding the stability of industrial power and providing protection for the safety production of enterprises.

1 What is shaking electricity? What are the hazards?

1.1 Definition of shaking electricity

Shaking refers to the phenomenon of voltage fluctuations or short-term power outages in the power grid caused by lightning strikes, short circuits, equipment failures, and other reasons. Electric shock usually occurs when the voltage drops instantaneously or recovers after a short interruption, with a duration generally ranging from tens of milliseconds to a few seconds.

1.1 Hazards of shaking electricity

Contactor release：When the power grid voltage drops temporarily, it may cause the contactor contacts to pop open, causing the relevant interlocking equipment to operate and leading to the shutdown of the production line. For example, on an automated production line, once the contactor of a critical equipment is released due to shaking electricity, the entire production line may be paralyzed, causing production interruption.

Equipment damage：Voltage fluctuations caused by shaking electricity may lead to damage to sensitive equipment such as motors, affecting product quality. Sudden changes in voltage can cause drastic changes in the current and magnetic field inside the motor, resulting in excessive mechanical and thermal stress, accelerating equipment wear and aging, and even directly causing equipment damage.

economic loss：The production interruption caused by shaking electricity not only reduces production capacity, but also affects product quality, resulting in high economic losses. For some continuous production enterprises, production interruption may mean delays in orders, loss of customers, and even face huge compensation.

II Usage scenarios

petrochemical industry：Various types of fans, pumps, automation control equipment, etc. in the petrochemical production process have high requirements for power stability, and shaking electricity may cause damage to production equipment or product defects. For example, in the refining process, if a critical fan is shut down due to shaking electricity, it may cause the temperature and pressure inside the reactor to lose control, leading to safety accidents.

coal mining industry：The shutdown of key equipment such as elevators and ventilation fans in coal mines during power outages may cause safety accidents. The hoist is an important equipment for transporting personnel and materials in coal mines. Once it stops due to shaking electricity, it may cause personnel to be trapped underground; The ventilation fan is responsible for providing fresh air underground. If it is stopped, it may cause gas accumulation underground and trigger explosion accidents.

medical industry：The life support equipment and medical instruments in hospitals have high requirements for electrical stability, and shaking electricity may endanger patient safety. For example, equipment such as heart monitors and ventilators that shut down during power outages may pose a threat to the patient's life.

Other continuous production enterprises：In fields such as biomedicine, semiconductor manufacturing, and new energy, power outage control is crucial for ensuring the continuity and stability of production processes. In these industries, the continuity and stability of the production process are directly related to the quality and output of the product, and shaking electricity may have a serious impact on the entire production process.

III Product Features

Integrating the functions of holding and restarting the shaking power, not only is the wiring convenient, but it can also efficiently resist the contactor release problem caused by voltage drop, providing a solid guarantee for the stable operation of the power system.

■ It has strong anti shaking and programmable setting capabilities, and can be flexibly customized according to the diverse needs of different customers, fully meeting personalized application scenarios.

Equipped with 4 programmable digital inputs (DI), using a built-in DC24V power supply to ensure stable and reliable input signals; Simultaneously equipped with 4 programmable passive digital output (DO) channels, the output control is precise and flexible.

According to actual needs, one MODBUS-RTU communication interface can be selected to achieve convenient communication with the upper computer or other devices, improving the integration and intelligence level of the system.

■ Optional event recording function, capable of accurately recording various types of information such as shaking events, switch events, contactor events, device events, power on events, and temporary rise and fall events. Each event has a recording capacity of up to 16, providing users with detailed event tracing and maintenance management basis.

The main body is equipped with a LCD display screen, which clearly and intuitively displays the operating status and parameter information of the equipment; At the same time, it supports optional external embedded installation display units, making it convenient for users to flexibly deploy according to the on-site installation environment.

The external display unit has a USB program upgrade function, which can easily achieve software updates without complex operations, ensuring that the device always maintains the latest features and performance.

4 Installation and wiring

4.1 External dimensions

4.2 Wiring Diagram

The typical wiring of the "shaking power holding" mode is shown in the figure:

Shake electricity to maintain+The typical wiring for shaking and restarting is shown in the diagram:

Conclusion:

The anti vibration module of the electric motor, as an important equipment to ensure the stability of industrial power, plays a crucial role in modern industrial production. It is widely used in various industries such as petrochemicals, coal mines, and healthcare due to its high reliability, flexible configuration, comprehensive protection, and easy installation and maintenance, providing strong guarantees for the safe production and stable operation of enterprises. With the continuous development of industrial technology and the increasing demand for electricity, the anti vibration module of electric motors will also be continuously upgraded and improved, contributing more to the stable operation of industrial electricity. Let us work together to safeguard the stability and safety of industrial power, and promote the sustainable development of industrial production.

Intelligent anti vibration protection device for electric motors

Intelligent anti vibration protection device for electric motors