| After-sales Service: | on-Site Installation |
|---|---|
| Warranty: | 2 Years |
| Cooling Method: | Counter Flow/Cross Flow/Combined Flow |
| Ventilation Mode: | Mixing Ventilation |
| Material: | Metal |
| Air Contact Form: | Wet and Dry |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier Cooling towers are devices used to dissipate waste heat into the atmosphere. There are two main types: counter flow cooling towers and cross flow cooling towers.
1. Counter Flow Cooling Tower:
- In a counter flow cooling tower, air flows vertically upwards while the water flows downwards.
- This design allows for efficient heat exchange since the water and air move in opposite directions, maximizing the temperature difference between them.
- The hot water enters at the top of the tower and is distributed over the fill media. As it trickles down, it exchanges heat with the upward-flowing air, cooling in the process.
- counter flow towers typically have a smaller footprint and are more energy-efficient compared to cross flow towers.
2. Cross Flow Cooling Tower:
- In a cross flow cooling tower, air flows horizontally across the downward-flowing water.
- Water is distributed over the fill media while air is blown horizontally across the water flow.
- Heat exchange occurs as the air passes over the water, extracting heat from it.
- cross flow towers are simpler in design and construction compared to counter flow towers but may be less efficient in terms of heat exchange.
Both types have their advantages and are chosen based on factors like space availability, efficiency requirements, and operational conditions.
Closed Circuit cooling tower
Improving the efficiency of cooling towers in data centers is crucial for reducing energy consumption and operating costs while maintaining optimal operating conditions for IT equipment. Here are some strategies to enhance the efficiency of cooling towers applied in data centers:
1. Optimize Airflow Management:
- Ensure proper airflow through the cooling tower by minimizing obstructions and optimizing fan operation.
- Regularly clean and maintain the tower's fill material and drift eliminators to prevent airflow blockages and maximize heat exchange efficiency.
2. Utilize Variable Speed Drives (VSDs):
- Install VSDs on cooling tower fans to adjust fan speed based on cooling demand, optimizing energy usage and reducing operating costs.
- Varying fan speed based on load requirements allows for better control of airflow and temperature within the tower.
3. Implement Water Treatment and Maintenance:
- Regularly monitor and treat the water in the cooling tower to prevent scale buildup, corrosion, and biological growth, which can reduce heat transfer efficiency.
- Implement a comprehensive water treatment program that includes chemical treatment, filtration, and periodic cleaning to maintain water quality and tower performance.
4. Optimize Water Management:
- Implement water conservation measures, such as installing water-efficient nozzles and optimizing water distribution systems, to minimize water usage and reduce environmental impact.
- Utilize water recycling and reuse systems to maximize the use of treated water within the cooling tower, reducing the need for fresh water intake.
5. Implement Hot and Cold Aisle Containment:
- Use hot and cold aisle containment to improve airflow management within the data center and minimize the mixing of hot and cold air.
- By containing hot exhaust air and directing it to the cooling tower, the efficiency of the cooling system can be improved, reducing the workload on the cooling tower.
6. Integrate Free Cooling Systems:
- Implement free cooling systems that utilize ambient air or water to provide cooling when outdoor temperatures are low enough.
- By leveraging free cooling, the reliance on mechanical cooling systems, including cooling towers, can be reduced, leading to significant energy savings.
7. Regular Maintenance and Monitoring:
- Implement a proactive maintenance program for the cooling tower, including regular inspection, cleaning, and lubrication of mechanical components.
- Monitor key performance metrics such as water flow rate, temperature differentials, and energy consumption to identify inefficiencies and optimize system performance.
By implementing these strategies, data center operators can improve the efficiency of cooling towers, reduce energy consumption, and enhance the overall reliability and performance of their cooling systems. Additionally, ongoing monitoring and optimization efforts are essential to ensure continued efficiency gains and maximize the return on investment in cooling infrastructure.
Technical Database
Combined Flow Cooling Tower/Cross Flow Cooling Tower
| Model | Capacity (m3/h) | Axial Fan | Water Spraying Pump | Dimension (mm) | ||||||
| Qty | Motor Power (kw) | Air Volume Per Set (m3/h) |
Qty | Motor Power (kw) | Water Volume Per Set (m3/h) |
L | W | H | ||
| BNX-10 | 12 | 1 | 1.5 | 18000 | 1 | 0.55 | 23 | 1230 | 1150 | 3440 |
| BNX-20 | 21 | 1 | 2.2 | 30000 | 1 | 0.75 | 28 | 1925 | 1150 | 3650 |
| BNX-30 | 33 | 1 | 3 | 45000 | 1 | 0.75 | 28 | 1925 | 1840 | 3840 |
| BNX-40 | 42 | 1 | 4 | 60000 | 1 | 1.1 | 45 | 1925 | 1840 | 4220 |
| BNX-50 | 51 | 1 | 5.5 | 75000 | 1 | 1.5 | 65 | 2470 | 1840 | 4220 |
| BNX-60 | 61 | 1 | 7.5 | 87000 | 1 | 1.5 | 65 | 2470 | 1840 | 4450 |
| BNX-70 | 70 | 1 | 7.5 | 10000 | 1 | 2.2 | 84 | 2790 | 1840 | 4450 |
| BNX-80 | 80 | 2 | 4 | 65000 | 1 | 2.2 | 84 | 3770 | 1840 | 4220 |
| BNX-90 | 90 | 2 | 4 | 65000 | 1 | 2.2 | 84 | 3770 | 1840 | 4450 |
| BNX-100 | 100 | 2 | 4 | 65000 | 1 | 2.2 | 84 | 3770 | 1840 | 4220 |
| BNX-110 | 110 | 2 | 5.5 | 75000 | 1 | 3 | 120 | 3770 | 2200 | 4450 |
| BNX-125 | 125 | 2 | 5.5 | 75000 | 1 | 3 | 120 | 3770 | 2200 | 4350 |
| BNX-135 | 135 | 2 | 5.5 | 87000 | 1 | 4 | 170 | 4846 | 2200 | 4650 |
| BNX-150 | 150 | 2 | 7.5 | 100000 | 1 | 4 | 170 | 4846 | 2200 | 4350 |
| BNX-165 | 165 | 3 | 4 | 65000 | 1 | 4 | 170 | 5610 | 2200 | 4650 |
| BNX-180 | 183 | 3 | 5.5 | 75000 | 1 | 4 | 170 | 5610 | 2200 | 4650 |
| BNX-200 | 200 | 3 | 5.5 | 75000 | 1 | 4 | 170 | 6046 | 2200 | 4650 |
| BNX-225 | 225 | 3 | 7.5 | 87000 | 1 | 5.5 | 230 | 7230 | 2200 | 4650 |
| BNX-250 | 250 | 4 | 5.5 | 75000 | 2 | 3 | 120 | 7450 | 2200 | 4650 |
| BNX-265 | 265 | 4 | 5.5 | 75000 | 2 | 4 | 170 | 9030 | 2200 | 4965 |
| BNX-280 | 280 | 4 | 5.5 | 75000 | 2 | 4 | 170 | 9030 | 2200 | 4965 |
Projects
1 Q: Is your company a manufacture or a trading company?
A: We are a leading cooling tower manufacturer and trading combo with more than 40 years producing experience since 1975.
The famous brand-"Heng An" is well known not only China but all over the world.
As a group company loacted in Weifang Citey of China, we have more than 1000 employees, area of 34hectares and total assets of USD 160 million.
2 Q: What is the difference between a "counter flow" and a "cross flow" cooling tower?
A: The cross flow or counter flow designation characterizes the orientation of the airflow within the heat-transer medium (fill) in the tower with respect to the direction of water flow. In counter flow towers air travels vertically upwards through the fill and makes intimate contact with water droplets falling down through the fill. Hence the air and water travel in opposite directions.
In cross flow cooling tower, the air passes through the fill medium in a horizontal direction, thus crossing the downward water flow.
At same situation, counter flow tower are inherently more efficient than cross flow tower.
3 Q: How do you get repair parts and how long does it take?
A: We have workshop and backup store supplying all parts. 90% of spare parts can be distributed to any plae on the world within one week.
4 Q: What if you don't have the professional engineers to install or maintain the tower?
A: We could dispatch experienced engineer on site to install the towers and train your staff for tower operation and maintaince.
5 Q: How can I choose a suitable cooling tower?
A: If you are available to provide the following information, we can help you to choose the suitable cooling tower.
| Application | Which industry or system using for? For example, HAVC system, casting cooling system |
| Water flow capacity | How many tons of water treatment per hour? |
| Inlet water temp. | Tempreture of hot water to be cooled |
| Outlet water temp. | Tempreture of cooled water, usually it would be at least 3-4 ºC higher than the bulb tempreture. |
| Wet bulb temp. | Highest wet bulb temp. of the location/area or city to install the tower is essential to know to evaluate the size of towers. |
| Power supply | The standard is 380V/3 phases and we have stock. But for customization, the delivery time would be longer. |
Suppliers with verified business licenses
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