Which is better, AC fan or DC fan?
When we choose cooling fans, there are mainly two different kinds of fans, one is DC fan , the other is AC fan. Which one is better? Let's share the characteristics of these two kinds of fans
Standard for drop test of DC cooling fan
Due to the particularity of DC cooling fan products, the industry standard is: for the cooling fan with outer frame, according to the size of the cooling fan, the single body falls to 30-100cm, six si
Composition and application of DC fan
The cooling fan can be divided into two types according to the power supply type: DC fan and AC fan. However, in terms of physical composition, DC fan and AC fan have the same basic structure: what is
Maintenance of cooling fan of household air purifier
Nowadays, the household air purifier begins to enter people's life, but we only know how to use it, but we don't know how to maintain it. JSL comes to share the maintenance of the cooling fan of the a
Frequency conversion motor control circuit of DC cooling fan
DC cooling fans are very common in our lives. So what is a variable frequency motor? Is it closely related to the cooling fan?
Complete works of DC fan speed regulation method
First, the speed regulation of the external terminals of the DC fan: This method of speed regulation was widely used in the earliest speed regulation schemes. The speed adjustment can be achieved main
What is the main cooling method of micro cooling fan?
There are two types of heat dissipation: passive cooling and active cooling. In active cooling, it can be divided into air-cooled heat dissipation, water-cooled heat dissipation, liquid-cooled heat
How to improve the quality of the cooling fan from the root cause?
We know that all kinds of equipment are used in industrial production. These devices become hotter as they work for longer periods. At this time, you need to use a cooling fan to cool it down and ke