On the premise of not changing the material, the way to improve the brightness of the stage lamp is to increase the current. With the increase of the current, the calorific value of the stage lamp will increase sharply, and the noise will also increase significantly. Therefore, we should pay attention to the air volume and noise when selecting the cooling fan of the stage lamp.
With the rapid development of social economy, science and technology are also moving towards the high-level direction. With the increasing number of medical equipment, the application in medical work is also increasingly widespread. The requirements of temperature in the working environment of medical equipment are also strict. In order to ensure the medical equipment works in the correct temperature environment, cooling and cooling system is usually equipped.