Precautions for testing after installing a closed cooling tower
After the installation of a closed cooling tower, it cannot operate. There are many things to pay attention to, because if not careful, other problems may occur. What should be noted after installing a closed cooling tower?
1. Level the cooling tower legs with the foundation, and then firmly weld or place them on the foundation embedded plate.
2. Clean the debris and dust at the gap between the enclosed cooling tower and the packing, and fill the transmission components such as the cooling tower reducer with lubricating oil.
3. Check if the screws on the tower, shell, and other parts are loose.
4. Adjust the fan angle according to the temperature difference requirements of the circulating water.
5. The fan of the closed cooling tower should rotate clockwise and must not be reversed. Before starting the cooling tower, check if the voltage is stable and if there is a phase loss. It is strictly prohibited to turn on the cooling tower motor when there is a phase loss or oil shortage in the reducer.
What is the basis for calculating the amount of makeup water for a closed cooling tower?
After a long period of operation and work, the cooling tower needs to be replenished with water. What is the amount of replenishment?
Closed cooling tower, the internal circulating water does not evaporate, is not consumed, and does not need to be replenished. But the external circulation, namely water spray evaporation, continues to consume and needs to be replenished at any time to maintain normal operation.
The amount of water replenishment varies depending on the cooling capacity. The process equipment generates more heat, and the outdoor environment temperature is high, requiring more water spray evaporation. This can be carried away by more latent heat of evaporation, consuming more water spray; On the contrary, the cooling tower needs to take away less heat and consume less water spray.
In addition, the annual water spray consumption is directly related to the heat transfer capacity of the closed cooling tower. If the area is large enough, only air cooling can meet the requirements, which is equivalent to an air cooler, there is no need to consume water spray. However, as the initial investment increases, the energy consumption of operating the fan should also increase; Generally speaking, according to the golden ratio principle, choosing a reasonable economic value can not only reduce investment but also lower operating costs. Winter spatiotemporal cooling meets requirements without water spray consumption; Full load operation in summer, meeting the cooling requirements of the process, and transferring heat energy to the outdoor atmospheric environment through the evaporation potential of water spray evaporation.
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Guangdong Trlon Energy-saving Air Conditioning Equipment Co., Ltd.
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