DAVV Air Compressor DAC75

06/14/2020

Air conditioners lead home appliances slowly picking up

Air conditioners lead home appliances slowly picking up 5.1 has arrived, consumer demand for summer home appliances is gradually increasing, and the five-day vacation will become an important home appliance consumer node.

09/10/2020

The formation and harm of carbon deposits in air compressor

The reasons for the formation of carbon deposits in air compressors are more complicated. In terms of air compressor oil lubrication, the main reason is that the oil used in the internal lubrication system of the air compressor is often in the form of mist and high temperature, high pressure, high oxygen partial pressure air and metal The contact of the catalyst causes the air compressor oil to rapidly oxidize and deteriorate.

06/21/2020

Common system failures of refrigeration equipment

Common system failures of refrigeration equipment 1. Liquid return: For refrigeration systems using expansion valves, liquid return is closely related to the selection and use of expansion valves. Expansion valve selection is too large, the superheat setting is too small, the installation method of the temperature sensor is incorrect, the insulation bandage is damaged, and the expansion valve failure may cause liquid return.<img src="{{media url=&quot;Common_system_failures_of_refrigeration_equipment2.png&quot;}}" alt="" />

09/09/2020

The invention patents of the air separation industry over the years are here

1 CN2014108206479 A device and method for extracting high-purity liquid argon by using crude argon prepared by multiple sets of air separation

09/08/2020

Advantages and disadvantages of closed motor and open motor of air compressor

Air compressor enclosed motor: Protection grade: IP44, IP54, IP55 　　 Advantages: 　　1) Wide application range. The air compressor driven by a closed motor can be used in places with poor environment. For example, there is a lot of dust and the fibers are flying. Factories and mining industries with corrosive gas and other surrounding areas.

01/06/2021

Advanced frequency conversion technology of Mitsubishi Electric central air conditioner

Advanced frequency conversion technology of Mitsubishi Electric central air conditioner Advanced-frequency-conversion-technology-of-mitsubishi-electric-central-air-conditioner Since 1952, Mitsubishi Electric has entered the field of semiconductor rese器2䀀
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06/29/2020

How the compressor works

07/07/2020

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

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).

09/08/2020

What equipment should a typical compressed air system include

In addition to the compressor itself, typical compressed air systems often include air post-processing equipment such as dryers, filters, and oil-water separators, which are also critical to the quality of compressed air.