The fan bearing system of cooling fan is mainly divided into sleeve bearing and ball bearing, while ball bearing is divided into single ball bearing and double ball bearing. Sleeve Bearing Sleeve Bearing is sintered from …
The cooling fans reliability of their bearings is very important, and the type of bearing used by the fan is also very important. So how to choose the cooling fan bearing system? The best fan bearing system for cooling …
Working principle of AC fan: The difference between AC axial fan and DC axial fan is that the former power supply is AC, the power supply voltage is negatively altered, the fan power supply voltage is fixed, and the …
Performance of 110V and 220V AC cooling fans in different environments Our 110V AC cooling fans and 220V AC cooling fans are designed with the effect of air density in mind. For example, 110V AC cooling fans are suitable …
The importance of air density for cooling fans The air density is the key factor affecting the cooling performance of the cooling fan. Under different environmental conditions (such as temperature, altitude and climate), …
How to measure the noise of cooling fan? What are the main factors related to the noise generated by cooling fans? How should we reduce the noise of cooling fans? 1、How to measure the noise of cooling fan? Noise is the …
Cooling fans are widely used, and their application environments are different. In harsh environments, such as outdoors, damp and dusty places, cooling fans are generally equipped with waterproof grade, that is, IPXX. IP …
During the use of the cooling fan, the influence of humidity on the life of the fan cannot be ignored. Especially in industrial and household appliances, such as air conditioning cross-flow fans, cross-flow cooling fans …
DC axial fan is made of PBT material. When it is working normally, the service life can be as high as 50,000 hours. The internal structure of the DC has a transformer and a main control board, which will not be affected …
Generally, a cross flow fan has a multi-blade, long cylindrical impeller with forward multi-wing blades. At present, our cross flow fans are mainly divided into two types: AC cross flow fans and DC cross flow fans. Cross …