Danfoss Compressor SM160W4VD

08/19/2020

What is the relationship between cold storage safety and cold storage board selection

The choice of insulation materials in the refrigeration system is also very important to the safety of the entire refrigeration system. In fact, the main difference between polystyrene board and polyurethane board is the heat preservation effect, price, technology and material.

08/06/2020

Do you know the protection devices of these air-cooled chiller refrigeration compressors

1. Internal thermostat (installed inside the compressor)<br></br> In order to prevent the air-cooled chiller from running uninterruptedly for 24 hours, causing the compressor to operate under high load, the electromagnetic switch is not good,

08/19/2020

Can the fresh air system, air purifier and air conditioner replace each other

1. Fresh air system 　　 Fresh air system is based on the use of special equipment on one side of a closed room to send fresh air to the room, and then discharge from the other side by special equipment to the outside,

09/03/2020

Commonly used selection marks for compressor lubricants

1) Air-cooled piston shaft output power <20kW, select 32, 46, 100 (ambient temperature <-10 ℃ optional 32) DAA, DAB, DAC air compressor oil;

09/06/2020

Classification of solenoid valves

Direct acting solenoid valve 　　 Introduction: 　　There are two types: normally closed and normally open. The normally closed type is closed when the power is cut off.

09/08/2020

The life of air compressor bearings and the causes of damage

If the air compressor loses one bearing or does not pay attention to the correct use of the bearing, the air compressor will not be able to operate normally, and it will greatly shorten the service life of the bearing, which will bring us unnecessary losses.

09/04/2020

The development prospects of medical gases and equipment in Asia

Medical gas is the gas used in the medical industry indirectly or directly. Medical gas equipment refers to the equipment used to produce medical gas. In addition, medical gas is mainly used as a coolant and disinfectant directly in patients or medical procedures.

08/24/2020

Six questions about air conditioning This is what novices really need!

1. Even though the heat pump air conditioner has automatic defrosting, why the heating effect below -5℃ is not good?

09/04/2020

Internal leakage test of control valve in air separation plant

Commonly used control valves in air separation plants include normal temperature valves (mainly used outside the cold box), low temperature valves (mainly used in the cold box and low-temperature liquid pipelines outside the cold box)

06/29/2020

Compression ratio of American Copeland compressor