FAW Xichai: A Fruitful Interpretation of the Leader

In the past year, the engine manufacturing industry was faced with an overall environment of macroeconomic phase 3 superposition and overall sluggish light-duty card market. Under the background of not being optimistic, how to clarify the boundary of advances and retreats and test the Chines

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QZXD series vacuum pump maintenance instructions

I. Overview QZXD series vacuum pump is a single-stage rotary oil seal pump. Its absolute working working pressure is 200Pa-8500Pa. It can withdraw the dry gas (such as the additional gas ballast can remove a certain amount of water vapor). Due to its conve

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QZXD series vacuum pump maintenance instructions

I. Overview QZXD series vacuum pump is a single-stage rotary oil seal pump. Its absolute working working pressure is 200Pa-8500Pa. It can withdraw the dry gas (such as the additional gas ballast can remove a certain amount of water vapor). Due to its conve

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Analysis of events on air compressors

1 The occurrence process and judgment processing of the accident At 21:00 on March 13th, 2009, during the normal production process, the on-site personnel found that the oil pressure of the 2# air compressor slowly decreased from 0.269MPa to 0.238MPa, and the oil filter pressure difference incre

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What are the types of batteries commonly used in UPS?

There are three types of batteries in UPS applications: open liquid lead-acid batteries, maintenance-free batteries, and nickel-chromium batteries. The batteries provided by UPS manufacturers are generally maintenance-free batteries. The following three types of batteries are mainly introduced with

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