DEK Printing Machine Parts 200880-FAN

07/12/2022

Differences between Single Mechanical Seals and Double Mechanical Seals

Pumps work hard to distribute fluid throughout elaborate systems. As a failsafe against leakage, pumps include one of two parts: packings or mechanical seals.

06/14/2020

How to change the refrigeration oil of the compressor

The replacement of refrigeration compressor refrigeration oil is a relatively common item in refrigeration equipment maintenance projects, so many refrigeration workers hope that they can do this by themselves, but they are struggling to find a relativelyﰸ2䀀
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08/05/2020

Analysis Application of energy meter in air conditioning measurement

Central air-conditioning household metering technology is more and more commonly used in public buildings with centralized cooling. On the one hand, users can encourage users to use air-conditioning rationally,

01/18/2023

What is Variable Valve Timing?

VVT refers to variable valve timing. It adjusts the amount of intake (or exhaust), as well as the timing and angle of solenoid valves opening and closing according to the operating conditions of the engine.

06/14/2020

Present situation and development of scroll refrigeration compressor technology

Present situation and development of scroll refrigeration compressor technology In the past decade, scroll refrigeration compressors have begun to enter people's lives. As a new form of refrigeration compressor, it is currently an advanced and perfect coﰸ2䀀
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09/01/2020

Analysis of heat recovery of oil-free air compressor

1.The working principle of oil-free air compressor cooling The air enters the first-stage low-pressure rotor pressurization and intercooler cooling through the filter, and then enters the second-stage high-pressure rotor pressurization and aftercooler

02/01/2023

What is Gear Ratio?

Gear ratio, i.e., the reduction ratio of the reducer, refers to the ratio of the instantaneous input speed to the output speed in the reduction mechanism, and is represented by the symbol "i".

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/05/2020

Common refrigeration phrases in cold storage

1. Refrigeration: The process of absorbing heat from a space or object below the ambient temperature and transferring it to the surrounding environment

01/11/2021

As big as compressor, as small as screw, Mitsubishi Electric air conditioner keeps improving

As big as compressor, as small as screw, Mitsubishi Electric air conditioner keeps improving Mitsubishi Electric's central air conditioner has always been manufacturing high-quality, high-performance products as its corporate philosophy, from development器2䀀
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