Q:Which items should we pay attention to selecting electric fans?

Choose the electric fan to check out of the box product must be accompanied by certificate, instructions, proper manufacturer name, product specifications, rated power, rated voltage, power supply type and frequency and other indicators of the electric fan on the nameplate

Q:How do you use an electric fan to set up an air distribution system in an air tight room?

In the absence of outdoor airflow, the warm air is lighter than the cold air. From a hydrostatic point of view, the temperature difference brings air stratification in the vertical direction

Q:How long can the electric fan be timed?

There are two kinds of fan switch controllers in the market now.

Q:What are the new electric fans?

Electric fan: this kind of electric fan which can be installed on the bulb of the bulb of the United States invented by the United States. It is small and exquisite. As long as the lamp holder of the bulb is installed, it is not only easy to install, but also saves energy.

Q:Can the electric fan blow to the notebook computer?

The cooling base effect is similar to that of an electric fan, but if one, the air duct will be better. After all, the bottom of the notebook is the air inlet. The best way to get rid of heat is to clean the dust and change the heat transfer cream

Q:Why does the fan turn?

The working principle is that the energized coil rotates under the force of the magnetic field.

Q:What is the difference between air conditioner speed regulation and electric fan speed regulation?

Inverter air conditioners and fans are asynchronous motors (not sure if there are any other types, but common ones). The fan is single-phase and the air conditioner is multiphase.

Q:What is the function of the fan?

Industrial exhaust fans are mainly used for forced air convection

Q:What is an electric fan?

A common household fan essentially belongs to an axial fan, i.e., the direction of the wind is parallel to the rotating axis of the fan blade

Q:What is the difference between the natural wind and the sleeping wind?

As the time and depth of fall asleep increases, the intensity of the wind needed by the person decreases. The natural wind is random switching at each stall, without regularity.