Danfoss Compressor SH301B3AAY

09/14/2020

Overhaul of screw air compressor

The prerequisite for the overhaul of the high temperature of the screw air compressor is that the temperature of the machine room is within the allowable range and the oil level is in a normal state (please refer to the accompanying instructions).

02/20/2023

The Structure, Characteristics, and Notices for Use of Butterfly Valve

Butterfly valve consists of valve case and valve body. This valve, which is characteristic of rotatable disc or double plate, can be used to cut off water. Its axis of rotation is perpendicular to the direction of water flow.

08/11/2020

The function and calculation method of air-conditioning ventilation static pressure box

1. What is a static pressure box?<br></br> 　　 Static pressure box, also known as plenum chamber, is a large space box connected to the air outlet. The flow velocity of the air flow in this space decreases to close to zero, the dynamic pressure is converted into static pressure

06/29/2020

What is the cause of compressor pipeline vibration

06/14/2020

Do you know the two methods of evacuating the refrigeration system?

Do you know the two methods of evacuating the refrigeration system? Vacuuming is an indispensable important process before charging refrigerant in the production or maintenance of refrigeration equipment. The process of removing the non-condensable gas a器2䀀
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07/07/2020

Quick look Small chillers summer maintenance tips

Quick look! Small chillers summer maintenance tips The high-temperature summer is a frequent season of safety production accidents, which affects the cooling effect of small chillers to a certain extent. Therefore, in order to reduce the equipment failure time and the losses it brings, we must always pay attention to the impact of high temperature on the small chiller equipment, and do a good job in the summer maintenance of the small chiller.

04/25/2025

Cooling Tower Troubleshooting and Solutions

Cooling towers are commonly used equipment in industry, air conditioning and other fields, and are used to remove the large amounts of heat generated during the production process.

08/17/2020

How to achieve higher performance requirements in the design and production process of chillers

Many companies will purchase chillers to meet the refrigeration needs of their own production work. Purchasing high-quality chillers can ensure the stability of the operation and a certain degree of work efficiency, and the service life will be longer.

06/14/2020

Failure analysis and analysis of other common failures of screw refrigeration compressor

The compression ratio of the screw machine is too large: it proves that this system completely deviates from the design value. The main phenomena are that the temperature of the exhaust temperature is too high, the suction pressure is too low, and the tem器2䀀
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08/01/2023

Why is My Heat Pump Freezing Up in Winter (Causes, Prevention, and Solutions)

A heat pump is an essential component of any HVAC system, providing both heating and cooling functions. However, during the winter months, it's not uncommon for homeowners to experience issues with their heat pumps freezing up.