Yoto Digital Display Controller DP3-PDA

06/14/2020

The difference between air compressor and refrigeration compressor

The air compressor is the same as the refrigeration compressor in that it is the same compressor, the difference is that its working principle and working medium are different.

09/11/2020

Thrust bearings

Thrust bearing: Rolling bearing mainly used for bearing axial load, its nominal contact angle is 45-90 degrees. According to the difference of nominal contact angle, it is divided into:

08/16/2020

What parameters should be understood when choosing a central air-conditioning air-cooled heat pump unit

You must be familiar with central air-conditioning, but did you know that there is a unit in central air-conditioning called a cold and heat pump unit? The work of central air-conditioning is inseparable from it.

06/29/2020

How the compressor works

09/07/2020

Ten points to judge the pros and cons of inverter products!

The technical grade of the frequency converter is gradually developed and formed. With the improvement of use requirements and the development of technology, the quality of the device, the expansion of functions, and the progress of automation technology, it will gradually advance.

04/24/2023

How to Change Air Compressor Oil (5 Steps)

Air compressor oil is mainly used for the lubrication of the moving parts in the compressor cylinder and the exhaust valve, and plays the role of anti-rust, anti-corrosion, sealing, sound reduction and cooling.

08/24/2020

Do cold storage maintenance, you must understand this knowledge!

1. "Three Preventions" of the Refrigeration System 　　 1. Prevent the evaporation temperature from being too low 　　 The increase in the temperature difference between the evaporating temperature and the warehouse temperature will make the evaporating temperature too low

08/24/2020

Responding to the failure of the air conditioning compressor in the computer room, one solution!

The special air conditioner for the computer room is designed based on the characteristics and requirements of the computer room and each communication room. It has the characteristics of constant temperature and humidity, high control accuracy, high air cleanliness and high reliability.

08/17/2020

Structural requirements of modular air conditioning units

1. When the windward velocity of the cooling coil exceeds 2.5m/s, a water baffle shall be set. 　　2, the spray section should have an observation window, a water baffle and a water filter device.

06/25/2020

Is Hitachi air-conditioning compressor Toshiba brand

"I obviously bought a Hitachi air conditioner. It was discovered that the air conditioner used a Toshiba compressor during maintenance." A few days ago, some media reported this complaint about Hitachi air conditioners. Therefore, many consumers questioned the difference between the case and the internal machine brand: the purchase clearly identified a certain brand, why did you change the brand of the contents inside without telling it? Is there any difference between the products of the two brands? What if the after-sales service is not guaranteed?