Industrial glass steel cooling tower maintenance and cooling attention

Release Time:2021-07-20


Industrial glass fiber reinforced plastic cooling tower is the most common refrigeration equipment, which mainly refers to the cooling water and air direct contact between cold and heat exchange equipment, it needs to be composed of cooling tower fan, cooling tower packing, water system, tower body, water tray and other parts, in order to better apply this equipment, need to be maintained.
After the installation of the general industrial glass fiber reinforced plastic cooling tower, debris and dirt on the pipeline, water collector, packing surface and water collecting tank should be carefully removed to avoid blockage. Before the glass fiber reinforced plastic cooling tower is used, trial operation should be carried out to check whether the fan and tower body are installed smoothly, whether the water distributor operates normally, whether the water distribution nozzle is evenly discharged, whether the moisture-proof measures of the motor are tight, etc., and attention should also be paid to observe and check the operation of the fan, including current, voltage, fan vibration, noise, gear oil level, whether there is oil leakage or whether the belt drive is loose, whether there is slippage, whether the water distribution is normal, etc., the gear box uses 20# mechanical oil or gear cooling tower oil, except that it is continuously filled to the specified oil level at ordinary times, it should be replaced once every year of continuous operation. Lubricating grease should be added to the belt drive bearing seat, and oil gun should be added once every month at ordinary times for one year of continuous operation, disassemble, wash and replace it once, and always pay attention to the fastening of all connecting parts and bolts.
The glass fiber reinforced plastic cooling tower uses cooling water as the raw material for cooling, and the cooling water will produce a large amount of calcified substances in the long-term use. These calcified substances deposited in the cooling tower will not only affect the work of the cooling tower, but also Affect the daily maintenance of the glass fiber reinforced plastic cooling tower, so in the daily maintenance process must be careful and timely clean up the calcium deposits inside the cooling tower, avoid the serious impact of these precipitated calcium on the cooling tower.
There are many ways to clean glass steel cooling tower, and the traditional cleaning method is more suitable for the majority of cooling tower users. The use of scraper to clean up the cooling tower can not only completely remove the internal sediments, but also effectively avoid the regeneration of these calcified substances.


FRP cooling tower needs to pay attention to many problems when cooling, or ask experts to introduce us to those matters needing attention:
1. The selection of the outdoor conversion temperature point of the FRP cooling tower cooling mode is directly related to the cooling hours of the system. Assuming that the water humidity required at the end of the air conditioner is 12.7 ℃ after calculation, and considering the cooling amplitude of the cooling tower, the heat loss such as pipelines and heat exchangers causes the water temperature to rise by 4.5 ℃, it can be switched to the cooling tower cooling mode when the outdoor wet bulb temperature is equal to or lower than 8.2 ℃.
2. After the cooling tower in the system is selected according to the summer cooling load and the summer outdoor calculation wet bulb temperature, its cooling capacity in the cooling tower cooling mode should also be checked.
3. The heat exchanger in the indirect cooling system should choose a plate heat exchanger. Compared with the traditional shell-and-tube heat exchanger, the plate heat exchanger has a high-efficiency cooling tower heat exchange capacity.
4. In the direct cooling system, the chilled water pump in the cooling water loop shall be bypassed. When the cooling tower is in the cooling mode, the chilled water pump shall be closed and the cooling water shall pass through the chilled water pump. At this time, the circulating water power shall be provided by the cooling water pump. Therefore, the special pump for cooling shall be converted into consideration in the system design.
5. In the design of the direct cooling system, attention should be paid to the sterilization and filtration of the cooling water to prevent blocking of the end coil.
6. Considering that the cooling amplitude of the cooling tower (the difference between the outlet temperature of the cooling tower and the outdoor wet bulb temperature) decreases with the increase of the size of the cooling filler under the specific outdoor wet bulb temperature and building load, the method of series cooling towers can be used to increase the cooling effect and improve the outdoor conversion temperature of the cooling tower cooling mode, thus increasing the cooling hours.
7, because the cooling tower is mainly operated in the winter of the filtering season, antifreeze facilities should be set up in the cooling water system in areas with low temperature in winter, such as setting up side pipes and adding heaters.
Shandong Xingheng Environmental Technology Group Co., Ltd. is located in Luquantun Development Zone, Dezhou, Shandong Province, the hometown of glass fiber reinforced plastic in China. The company has three-level qualification for construction mechanical and electrical installation engineering, three-level qualification for environmental protection engineering, and safety production license. It is the first in the industry to pass ISO9001 quality management system certification, ISO14001 environmental management system certification, OHSAS18001 occupational health management system certification, an axial fan invention patent, a fan utility model patent, EIA, three at the same time waiting for complete procedures

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