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  • PFC Circuit in Controller Design

    PFC Circuit in Controller Design

    1. What is PFC PFC (Power Factor Correction) is power factor correction, which is mainly used to indicate the efficiency of electronic products in utilizing electrical energy.A higher power factor indicates better efficiency in utilizing electrical energy. All computer power supplies that pass t ...

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  • Brushless motor drive and control and intelligent control technology

    Brushless motor drive and control and intelligent control technology

    The output power of the brushless motor control system is not large, and the armature system for driving electric equipment is not complicated, and is controlled by the control circuit. Brushless motor control drive circuit consists of high-power switching devices. It is precisely because of ...

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  • Where is the speed limit line of brushless motor controller?

    Where is the speed limit line of brushless motor controller?

    The speed limit line of the brushless motor controller can adjust the pulse width of the motor, which can limit the maximum value of voltage adjustment.The two white wires from the controller will be wrapped in yellow heat shrinkable tube at the end, just pull it out. Whether it is an electr ...

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  • Difference between motor driver  with and without position sensor

    Difference between motor driver with and without position sensor

    Many applications are controlled by the speed and torque of the motor, and the starting and driving methods of the motor can be roughly divided into two types: ① Driving with position sensor and ② Driving without position sensor. ① Motor driver with position sensor: Motor drive method that r ...

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  • Brushless motor driver and intelligent control technology

    Brushless motor driver and intelligent control technology

    The output power of the brushless motor control system is not large, and the armature system for driving electric equipment is not complicated, and is controlled by the control circuit. Brushless motor control drive circuit consists of high-power switching devices. It is precisely because of ...

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  • Difference between stepper motor and servo motor

    Difference between stepper motor and servo motor

    The differences between stepper motor and servo motor are mainly reflected in the following aspects: Torque range: Stepper motor system is generally in the range of medium and small torque (generally below 40Nm);Servo motor system can realize full range. Speed range: the speed of ...

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  • Meaning of KV value of brushless DC motor

    Meaning of KV value of brushless DC motor

    What is the KV value? The KV value of brushless DC motor varies from high to low, ranging from 1000-2000 to 5000-6000, which indicates the value that the speed increases with each voltage increase of 1 volt. For brushless DC motor, this value is a constant. However, for DC brushless motors of ...

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  • Manufacturing process of driver PCB

    Manufacturing process of driver PCB

    The manufacture of PCB is very complicated. Take the four-layer printed circuit board as an example, the manufacturing process mainly includes the steps of PCB layout, core board manufacturing, inner PCB layout transfer, core board punching and inspection, lamination, drilling, copper chemical prec ...

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  • Application of vacuum pump motor - Brushless DC Motor

    Application of vacuum pump motor – Brushless DC Motor

    Brushless DC motor vacuum pump, whose function is simple, uses brushless DC motor as power, which can pump out the air in the container and then send it to a container or directly exhaust it to the atmosphere. Brushless DC motor vacuum pump, often used for online sampling, air pumping, air suction, ...

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  • Common faults of servo motor and their solutions

    Common faults of servo motor and their solutions

    Servo motor can make the control speed and position accuracy very accurate, and can convert the voltage signal into torque and rotational speed to drive the controlled object. Servo motor rotor speed is controlled by input signal, and can respond quickly. In automatic control system, it is used as ...

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  • What is the inverter?

    What is the inverter?

    Introduction Inverter is a device that converts direct current energy into alternating current (generally 220V, 50Hz sine wave), which consists of inverter bridge, control logic and filter circuit. Inverter is a DC-to-AC transformer, which is actually a process of voltage inversion with converte ...

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  • Does the residue of PCBA process affect the reliability of PCB?

    Does the residue of PCBA process affect the reliability of PCB?

    The residue on PCBA mainly comes from the assembly process, especially the welding process. Such as flux residue used, reaction by-products between flux and solder, adhesive, lubricating oil and other residues. Other sources are relatively less harmful, such as pollutants and sweat stains caused by ...

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