Common faults in hydraulic systems

在液压系统中,各被压元件都有相对运动的表面,如液压缸内表面和活塞外表面,因为要有相对运动,所以它们之间都有一定的间隙。如果间隙的一边为高压油,另一边为低压油,则高压油就会经间隙流向低压区从而造成泄漏。同时,由于液压元件密封不完善,一部分油液也会向外部泄漏。这种泄漏造成的实际流量有所减少,这就是我们所说的流量损失。

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The plastic product industry is gradually developing and maturing, and the market size will exceed 3 trillion yuan in 2023

After decades of rapid development, the plastic product industry in China has undergone tremendous changes.

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Due to severe resource waste, it is imperative to adjust the tax on non-metallic mineral resources

On the one hand, developed Western countries have listed non-metallic minerals as strategic reserve resources. On the other hand, China's large number of non-metallic minerals are inefficient in mining and even exported cheaply, which is currently an awkward situation faced by the domestic non-metallic mineral industry.

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China International Auto Parts Exhibition

It is necessary to ensure that the hydraulic control one-way valve has sufficient control pressure, and it is not allowed to control pressure loss. Attention should be paid to whether the control pressure meets the requirements for reverse opening. If the control of the hydraulic control one-way valve is introduced into the autonomous system, the impact of changes in the main system pressure on the control oil circuit pressure should be analyzed to avoid misoperation of the hydraulic control one-way valve.

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Advantages and disadvantages of pneumatic components

The pneumatic device has a simple and lightweight structure, and is easy to install and maintain. The medium is air, which is less flammable than hydraulic medium.

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