Specific measures for anti-corrosion and anti-rust treatment of mechanical valves I. Introduction In industrial production, mechanical valves are key equipment used to control fluid flow, and their working environment is usually corrosive medium, high temperature and high pressure, or wearing environment. These environments may cause corrosion, wear, or rust…
Nozzle baffle servo valve
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How to restrain the vibration of servo valve
As the core control component in hydraulic system, servo valve is widely used in high-precision and high-response industrial equipment, aerospace and other fields. Its working performance directly affects the stability and control accuracy of the system. However, in the actual operation process, the servo valve is often affected by vibration,…
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How to close the loop of electric feedback servo valve
Electro-hydraulic servo valve (EHSV) is a key component in modern hydraulic control system, which is widely used in aerospace, industrial automation, robotics and other fields. It can convert electrical signals into hydraulic output and realize high-precision control of actuators (such as hydraulic cylinders or hydraulic motors). In order to achieve…
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Principles for selecting the processing datum surface of the mechanical valve body
Principles for selecting the processing datum surface of the mechanical valve body Mechanical valves are widely used in industrial fields, mainly used for controlling, regulating, and distributing fluid media. In the processing of mechanical valves, the selection of the processing datum surface directly affects the processing quality and accuracy…
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How to simplify the structure of single-stage servo valve
As the core component of hydraulic control system, servo valve is widely used in aerospace, industrial automation, robots and other high-precision control fields. Its function is to convert tiny electrical signals into hydraulic output, so as to realize high-precision control of the actuator. The traditional servo valve mostly adopts multi-stage…
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How to control the hydraulic motor
As a key executive component in hydraulic system, hydraulic motor is widely used in construction machinery, agricultural machinery, marine equipment and industrial automation. It can convert hydraulic energy into mechanical energy and drive the equipment to rotate. In practical application, the control mode of hydraulic motor directly affects the operating…
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How to adjust the parameters of PID control
In the field of industrial automation and process control, proportional-integral-derivative (PID) controller is widely used because of its simple structure, strong robustness and wide adaptability. However, the performance of PID controller largely depends on the reasonable tuning of its three parameters: proportional gain (Kp), integration time (Ti) and differentiation time…
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How to classify the three-stage servo valve
Servo valve is a key control element in hydraulic system, which is widely used in high-precision and high-response automatic control systems, such as aerospace, construction machinery, industrial automation and other fields. According to different control stages, servo valves can be divided into single-stage servo valves, second-stage servo valves and third-stage…
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How to Feedback Servo Valve by Measuring Instrument
In modern industrial automation system, servo valve, as a high-precision and high-response hydraulic control element, is widely used in aviation, aerospace, machinery manufacturing, automated production lines and other fields. In order to ensure the efficient operation of the servo system, it is necessary to rely on measuring instruments to monitor…
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How to design anti-pollution servo valve
As the core component of hydraulic control system, servo valve’s performance directly affects the control accuracy and response speed of the whole system. However, in practical application, the servo valve is easily affected by pollutants in the working medium, which leads to problems such as jamming, wear, slow response and…