NTN Bearing 16004-RS

08/15/2020

The difference between cold storage aluminum row evaporator and seamless steel tube evaporator

When we choose to install cold storage, we usually encounter material selection problems. The advantages of the aluminum row evaporator are space saving, lightness, energy saving and environmental protection, convenient installation, etc.

11/24/2022

Classification of Flame Detectors

Burning generates smoke and releases heat, thanks to which, smoke detectors are invented to protect the people and properties.

09/07/2020

Three major aspects to improve the energy efficiency of air compressors

As we all know, as a compressed air preparation device, an air compressor consumes a lot of power. In the life cycle cost of an air compressor, energy consumption accounts for up to 75%, which is several times the purchase cost of an air compressor.

06/14/2020

Cold storage system composition control and operation process

Cold storage system composition control and operation process 1. Composition of small cold storage system As shown in the figure, the figure is a refrigeration device composed of a cold storage, mainly including: refrigeration compressor, chiller, therm器2䀀
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06/16/2020

Detailed analysis of the new fully enclosed compressor in the helicopter environmental control system

Detailed analysis of the new fully enclosed compressor in the helicopter environmental control system With the changes in actual demand and technological progress, the refrigeration compressor in the helicopter environmental control system will use an in器2䀀
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09/10/2020

Air compressor lubricant replacement standard and market analysis

1. The selection criteria of air compressor oil 　　1) Oil selection: mineral oil, semi-synthetic oil, synthetic oil (synthetic oil is mainly PAO series) 　　2) Pour point: ≤-10℃ 　　3) Flash point: ≥180℃ 　　4) Acid value: 0.2 　　5) Performance requirements: good oxidation resistance, anti-emulsification, and less residual carbon

07/20/2020

Air conditioning sensor principle and application

The temperature sensor used in air conditioning mainly uses a negative temperature coefficient thermistor (also known as NTC thermistor). The temperature sensor is made of manganese, cobalt, nickel, copper and other metal oxides as the main materials,

07/15/2020

ZP485KCE-TWD|40 HP 50Hz air conditioner Emerson Copeland compressor

Today's editor will introduce the Emerson Copeland compressor ZP485KCE-TWD, which is suitable for R410A refrigerant at 50Hz single-phase electric air conditioning. The power given in the manual of Emerson Copeland Scroll Air Conditioner Compressor is 40 hp. Other technical parameters can be downloaded from our company's website to download the product manual.

07/07/2020

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

07/07/2020

The aging of air conditioners caused fires. The heat is coming.

The aging of air conditioners caused fires. The heat is coming. Are your home appliances overaged? The police reminded: As summer is approaching, we should pay attention to the service life, quality and installation environment of household appliances. The wires of many electrical appliances are mainly insulated by a layer of rubber on the outside.