Dura Drift Eliminators are a specific type of cooling tower drift eliminator designed to minimize the loss of water droplets carried by the exhaust air from cooling towers.
Here’s a breakdown of their key features:
Purpose:
- Minimize water loss: Cooling towers use water for cooling purposes, and some of that water evaporates and escapes as mist or droplets. Dura Drift Eliminators capture these droplets and return them to the cooling tower water reservoir, reducing water waste and associated costs.
- Reduce environmental impact: Water loss contributes to environmental concerns, and Dura Drift Eliminators help minimize this impact.
- Improve efficiency: By returning water to the system, Dura Drift Eliminators help maintain cooling tower efficiency and reduce operating costs.
Benefits:
- Highly durable: Dura Drift Eliminators are known for their robust construction, often made from heavy-duty materials like galvanized steel, making them resistant to harsh weather and wear and tear.
- High efficiency: Their design effectively captures a large percentage of water droplets, achieving high drift elimination rates, sometimes exceeding 0.005%.
- Easy maintenance: They are designed for easy cleaning and pressure washing without damage, ensuring long-term performance.
- Cost-effective: While their initial cost might be higher than some standard options, their durability, efficiency, and minimal maintenance requirements can lead to cost savings in the long run.
Applications:
- Dura Drift Eliminators are commonly used in various industrial and commercial settings where cooling towers are present, such as:
- Power plants
- Refineries
- Chemical processing plants
- Data centers
- HVAC systems for large buildings
Dura drift eliminators are an essential component in cooling towers, designed to reduce the amount of water droplets (drift) that escape from the tower into the atmosphere. Drift eliminators work by capturing and coalescing these droplets, allowing them to fall back into the cooling system. Here’s a detailed look at how they function:
Principles of Operation
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Air and Water Separation:
- Cooling towers operate by evaporating water to remove heat from a process or building. This process generates a stream of moist air that rises through the tower.
- Along with the air, small water droplets (drift) can be carried upwards. Drift eliminators are placed in the path of this moist air to capture these droplets.
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Design and Structure:
- Dura drift eliminators are typically made from PVC or other corrosion-resistant materials and have a series of closely spaced slats or blades.
- These blades are arranged in a zigzag or other complex pattern to create multiple changes in direction for the airflow.
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Droplet Capture Mechanism:
- As the moist air passes through the eliminator, it is forced to change direction multiple times due to the intricate design of the blades.
- The inertia of the water droplets causes them to collide with the blades, as they cannot change direction as easily as the air can.
- Upon collision, the droplets coalesce (combine) on the surfaces of the blades.
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Return to System:
- The coalesced droplets form larger drops, which then fall back into the cooling tower’s basin or collection system due to gravity.
- This reduces the amount of water lost to drift and ensures that more water is retained in the cooling system, improving efficiency and reducing water consumption.
Benefits of Dura Drift Eliminators
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Reduced Water Loss:
- By capturing and returning water droplets to the system, drift eliminators minimize water loss, which is crucial for maintaining the efficiency and sustainability of the cooling tower.
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Environmental Protection:
- Limiting the release of water droplets into the atmosphere reduces the risk of spreading waterborne contaminants and chemicals used in the cooling process, thereby protecting the surrounding environment.
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Improved Efficiency:
- By retaining more water within the system, drift eliminators help maintain the cooling capacity of the tower, leading to more efficient operation.
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Compliance with Regulations:
- Many regions have regulations that limit the amount of drift that can be emitted from cooling towers. Using effective drift eliminators helps operators comply with these regulations.
Maintenance and Care
- Regular Inspection:
- Drift eliminators should be inspected regularly to ensure they are free of debris and damage. Blockages or damaged blades can reduce their effectiveness.
- Cleaning:
- Depending on the environment and the cooling tower’s operation, drift eliminators may require periodic cleaning to remove any build-up of scale, algae, or other contaminants.
- Replacement:
- Over time, even the best drift eliminators may degrade or become less effective. Regular replacement according to the manufacturer’s recommendations ensures continued optimal performance.
Conclusion
Dura drift eliminators are crucial for the efficient and environmentally responsible operation of cooling towers. By understanding their function and maintaining them properly, operators can ensure their cooling systems run efficiently, minimize water loss, and comply with environmental regulations.
Universal Tower Parts In Phoenix, AZ
Universal Tower Parts provides stainless steel and galvanized options, welded and gasketed, direct, gear reducer and belt drive units, with efficient Jedair fans, and Jedair low noise fans. Strainers, fan guards and louvers are well constructed, and designed to operate efficiently as they perform their function. Cool Core drift eliminators and fill are made by Universal Tower Parts expressly for our towers.
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