2. 1906, Williske improved the original air conditioning device through technical means and became a new invention. Since then, it has become the first patent in his life, the most primitive air conditioner. At that time, the air-conditioning was certainly not as advanced and diverse as the current air-conditioning, and its internal structure was also very different.
3. Secondly, air conditioning is essentially a kind of air conditioning, which uses artificial improvement methods to change the temperature and humidity of the air in the environment to meet people's requirements.
4. Finally, the structure of air conditioner includes cold source or heat source equipment, related systems for medium transmission and distribution, and terminal equipment for output power. The core equipment is still the structure of refrigerator, water pump and fan, and the required cold air is output through the terminal equipment.