Danfoss Compressor SM147W4PAV

08/14/2020

Tips for troubleshooting the refrigeration system of low-temperature chillers

Regular maintenance work for the low-temperature chiller, while troubleshooting the refrigeration system of the low-temperature chiller is also very important.

08/20/2020

Evaporator fouling is harmful. Several common evaporator fouling measures must be

Evaporator and preheater fouling means that the concentrated salt wastewater contains a large amount of impurity salts, which form crystal nuclei after continuous evaporation and concentration.

07/23/2020

What are the four steps to the safe operation of screw refrigeration compressors?

1 .Preparation:<br></br> 1. Check that the refrigerant, water and electrical equipment system should be normal<br></br>

09/23/2020

Application of DCS system in anti-surge control system of air separation compressor

Keywords: DCS system, air separation compressor, anti-surge control system Preface 　　 The 6000m3/h air separation plant of Xilin Iron and Steel Company was completed in May 2001 by Hangzhou Oxygen Concentrator Group Company. The factory design was designed by Beijing Iron and Steel Design Institute. It was successfully put into operation on September 2, 2001, and it took more than half a year to run. It shows that the unit is operating stably, and all indicators have reached or exceeded the design value. The entire control system uses Honeywell’s TDC3000 and two GUS stations.

09/06/2020

What effect does the high oil mist content in the compressed air have on the operation of the refrigeration dryer

The exhaust oil content of air compressors is different. For example, the exhaust oil content of domestic piston type oil-lubricated air compressors is 65-220mg/m3, and the exhaust oil content of low-oil lubricated air compressors is 30-40mg/ m3, the domestic so-called oil-free air

06/29/2020

Compression ratio of American Copeland compressor

08/03/2020

How to prevent the constant starting of the compressor of the high and low temperature test chamber?

The compressor is the core component of the refrigeration system of the high and low temperature test chamber, and has a decisive effect on the entire refrigeration system.

08/13/2020

The way is right

Nowadays, cold storage has been widely used in the preservation of vegetables, fruits, fish and meat. But sometimes after use, there will inevitably be some aftertaste inside;

08/15/2020

How to correctly remove the ammonia refrigerant when repairing refrigeration parts

In the process of maintenance of the refrigerator, if there is a fault in the system components from the compressor exhaust shut-off valve to the accumulator outlet valve

09/06/2020

New type filter for screw compressor-oil bath air filter

In the environment with high dust concentration in the air, the dust removal filter device used by the screw compressor is mostly paper or fiber material. The accumulation of dust particles is easy to block, and frequent shutdowns are required to replace filter materials.