Design Considerations for Effective Open-Circuit Cooling Towers

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  • Design Considerations for Effective Open-Circuit Cooling Towers
  • Design Considerations for Effective Open-Circuit Cooling Towers
  • Design Considerations for Effective Open-Circuit Cooling Towers
  • Design Considerations for Effective Open-Circuit Cooling Towers
  • Design Considerations for Effective Open-Circuit Cooling Towers
  • Design Considerations for Effective Open-Circuit Cooling Towers
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  • Overview
  • Data sheet
Overview

Basic Info.

Model NO.
DBNL
Ventilation Mode
Natural Ventilation
Material
FRP
Air Contact Form
Wet
Air Contact Way
Open
Tower Shape
Round
Noise Level
Ordinary
Application Fields
Industrial
Certification
ISO, CE
Condition
New
Casing Material
Al-Zinc Alloy/Stainless Steel/Gi Steel
Coil
HDG Steel/Stainless Steel/Copper
Manufacturer
Weifang Heng an Cooling Group
Customzied
Provide
Transport Package
by Container
Specification
7450*2200*4720mm
Trademark
HACST
Origin
Shandong, China
HS Code
8418699090

Packaging & Delivery

Package Size
1512.00cm * 1355.00cm * 2355.00cm
Package Gross Weight
800.000kg

Product Description

Design Considerations for Effective Open-Circuit Cooling Towers

Design Considerations for Effective Open-Circuit Cooling Towers




Design Considerations for Effective Open-Circuit Cooling Towers

Introduction to Open-Circuit Cooling Towers

Open-circuit cooling towers, also commonly referred to as opened cycle cooling towers or simply open cooling towers, are heat rejection devices that play a pivotal role in various industries. These towers facilitate the transfer of waste heat from warm water streams into the atmosphere, thereby significantly reducing the temperature of the water for reuse or discharge. The process involves the evaporation of a small portion of the water, which absorbs latent heat from the remaining water, enabling effective cooling. Open-circuit cooling towers are a vital component in maintaining the efficiency and stability of industrial processes worldwide.Design Considerations for Effective Open-Circuit Cooling Towers

 

Operating Principle

The core principle behind open-circuit cooling towers lies in the evaporative heat rejection process. Warm water is distributed over a specialized fill material within the tower's enclosed structure, creating a vast surface area for air-water interaction. As air flows through the tower, it comes into direct contact with the water droplets or film, causing evaporation. This evaporation requires energy, which is extracted from the water itself, thereby cooling it. The heated and moisture-laden air is then discharged into the atmosphere, while the cooled water collects in a basin beneath the fill and is recirculated or discharged as needed.

 

Advantages of Open-Circuit Cooling Towers

  1. Efficient Cooling: Open-circuit cooling towers offer highly efficient cooling due to the evaporative process. The direct contact between air and water allows for maximum heat transfer, resulting in a significant reduction in water temperature. This efficiency is crucial in maintaining the optimal operating conditions of various industrial systems.

  2. Energy-Saving and Environmentally Friendly: Compared to other cooling methods that rely on electricity or fossil fuels, open-circuit cooling towers utilize natural evaporation and convection, making them energy-efficient. Additionally, they reduce greenhouse gas emissions and minimize the use of cooling agents that may have environmental impacts.

  3. Low Maintenance: The simplicity of open-circuit cooling towers' design contributes to their low maintenance requirements. Regular cleaning of the fill material, water basin, and nozzles ensures optimal performance. The absence of complex mechanical systems further simplifies maintenance procedures.

  4. Flexibility and Adaptability: Open-circuit cooling towers can be tailored to suit various cooling demands. By adjusting the water flow rate, airflow, and nozzle configuration, operators can optimize the cooling efficiency to match specific requirements. This adaptability makes them suitable for a wide range of industrial applications.

 
Data sheet
Technical Parameters of FRP Round Open type
Model Flow Rate
(m³/h)
Fan Air flow
(cmm)
Water Pressure
(K pa)
Net weight
(kg)
Operating weight
(kg)
Dimension
Motor Power
(kw)
Diameter
(mm)
D max H
DBNL-10 7.8 0.18 φ600 85 13 46 190 φ945 1530
DBNL-15 11.7 0.37 φ600 140 13 54 290 φ1195 1415
DBNL-20 15.6 0.55 φ730 160 14 67 300 φ1195 1590
DBNL-25 19.5 0.75 φ730 200 16 98 500 φ1400 1820
DBNL-30 23.4 0.75 φ730 230 16 116 530 φ1650 1705
DBNL-40 31.2 1.5 φ890 280 16 130 530 φ1650 1775
DBNL-50 39.2 1.5 φ890 330 17 190 975 φ1830 1835
DBNL-60 46.8 1.5 φ1150 420 17 240 1250 φ2145 1955
DBNL-80 62.6 1.5 φ1150 450 18 260 1280 φ2145 2035
DBNL-100 78.1 2.2 φ1410 700 21 500 1690 φ2900 2370
DBNL-125 97.5 2.2 φ1410 830 23 540 1640 φ2900 2555
DBNL-150 117 2.2 φ1410 950 23 580 1680 φ2900 2555
DBNL-175 136.8 4 φ1750 1150 30 860 1960 φ3110 2850
DBNL-200 156.2 4 φ1750 1250 30 880 1980 φ3110 2850
DBNL-225 175.5 5.5 φ2050 1500 33 1050 2770 φ4120 3580
DBNL-250 195.1 5.5 φ2050 1750 33 1080 2800 φ4120 3580
DBNL-300 234 7.5 φ2350 2000 34 1760 3930 φ4730 3680
DBNL-350 273.2 7.5 φ2350 2200 34 1800 3790 φ4730 3680
DBNL-400 312.1 11 φ2745 2400 36 2840 5740 φ5600 3840
DBNL-500 392.4 15 φ2745 2600 36 2900 5800 φ5600 3840
DBNL-600 468 15 φ3400 3750 42 3950 9350 φ6600 4470
DBNL-700 547.2 18.5 φ3400 3750 42 4050 9450 φ6600 4470
DBNL-800 626.4 22 φ3700 5000 45 4700 11900 φ7600 4720
DBNL-1000 781.2 22 φ3700 5400 45 4900 12100 φ7600 4720
 

 Structure and main parts


1.Propeller Fan

2.Spray pump

3.Imported board of Zinc-plate and Aluminum-plate

4.Condensing Coils

5.Electronic Water-Curing Device

6.Set Up Dehydrator 

7.Advantage Water Distribution System

8.PVC Wet Deck
 
Design Considerations for Effective Open-Circuit Cooling Towers
 
Company Information

 Since 1975, Weifang Heng An Radiator Group Co., Ltd has grown to be a state level high-tech enterprise and the chief director of Auto Radiator Council of China National Auto Industry Association. Located in Weifang City where 90km far from Qingdao port, with more than 1,100 staffs, an area of 0.35 million m², total assets of USD 160 million, and the group company currently has 9 subsidiaries, including Weifang Heng An Imp&Exp Co., Ltd, Weifang Heng An Industrial Heat Exchanger Co., Ltd etc.


The group company currently has four factories to cooling tower spare parts, Evaporative condenser,Air Cooled heat exchanger, copper radiators, aluminum radiators and environmental protecting & energy saving equipment.
Design Considerations for Effective Open-Circuit Cooling Towers

Our Vision and Mission

Our vision is to create a world where efficient thermal management is not just an option but a necessity, driving sustainability and reducing environmental impact across the globe. We achieve this through our mission to design, manufacture, and deploy cutting-edge cooling solutions that combine state-of-the-art technology with environmental consciousness. We strive for excellence in every aspect of our operations, from R&D to customer service, ensuring that our clients receive nothing short of the best.

Customized Solutions for Diverse Industries

Recognizing that no two industries have identical cooling requirements, we offer a wide range of customized cooling tower solutions. From power generation plants and manufacturing facilities to data centers and commercial buildings, our products are designed to meet the specific demands of each application. Whether it's reducing water consumption, minimizing noise pollution, or optimizing energy efficiency, we have a solution that fits perfectly.

 
Design Considerations for Effective Open-Circuit Cooling Towers

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