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2024
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The cost of a closed-circuit cooling tower
Many people are initially intimidated by the price of closed-circuit cooling towers when they first encounter them. However, after truly understanding their costs, they often find them to be quite reasonable. Today, we’ll compare and analyze the costs—and other aspects—of closed-circuit cooling towers versus open-circuit cooling towers from the following perspectives.
Many people are initially intimidated by the price of closed-circuit cooling towers when they first encounter them. However, after truly understanding their costs, they often find them to be quite reasonable. Today, we’ll compare and analyze the costs—and other aspects—of closed-circuit cooling towers versus open-circuit cooling towers from the following perspectives.
1. Upfront investment costs.
You need to select a suitable manufacturer to purchase a closed-circuit cooling tower. Closed-circuit cooling towers do not require the construction of a water basin, so there’s no need to factor in预留 space.
The pool won't incur any costs, and there will be no evaporation of the pool water, so there's no additional water consumption.
2. Equipment maintenance costs.
Closed-circuit cooling towers use softened water that has had calcium and magnesium ions removed, and since the system operates in a closed environment, no dirt or sediment accumulates. Therefore,
The failure rate is low, so there are virtually no costs for later maintenance.
3. Water Usage Status
The drift rate of spray water used in closed-circuit cooling towers is one in a thousand, and during winter, the spray pumps are shut down for approximately 60 to 80 days.
Suppose you purchase a closed-circuit cooling tower with a capacity of 3,000 tons; the annual water consumption would be approximately 13,200 tons. You can calculate the annual cost based on the local water price.
4. Costs such as labor and electricity
Closed-circuit cooling towers feature intelligent control, eliminating the need for extensive manual operation and thereby saving significant manpower resources. Closed-circuit cooling towers can automatically adjust according to operating conditions.
Switching to dynamic mode can save a great deal of water, electricity, and other resources.
5. Save on costs such as chemical agents.
Closed-circuit cooling towers operate in a closed-loop system, making them less prone to scaling and clogging. Therefore, there’s no need to purchase large quantities of scale-inhibiting or desalting agents.
6. Winter freeze protection and shutdown operations
In winter, the closed-circuit cooling tower can be switched to antifreeze fluid and continue operating without affecting production schedules.

Closed-circuit cooling towers operate in a closed loop, ensuring that the water quality remains unchanged. This helps maintain the operational efficiency of equipment and extends its service life.
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