Efficient Heat Recovery: The EAA - 450 is designed to efficiently capture and reuse waste heat from industrial stacks, significantly boosting overall energy efficiency. Versatile Application: The EAA - 450 is adaptable to a wide range of industries and applications, offering a flexible solution that meets diverse operational requirements. Maintenance-Friendly Design: Built with ease of access in mind, the EAA - 450 simplifies cleaning and maintenance, minimising downtime and ensuring continuous, high-level performance. Optimised Heat Transfer: Engineered for superior heat transfer between fluid streams, the EAA - 450 achieves higher efficiency compared to other exchangers, thanks to its compact and optimised flow design. Comprehensive Safety Features: The EAA - 450 is equipped with multiple safety mechanisms, including pressure relief valves and over-temperature protection, ensuring reliable and safe operation under all conditions. Compact and Efficient: Designed to save space, the EAA - 450 integrates smoothly into existing infrastructure, delivering high performance without taking up excessive room. Customised Solutions: Recognising the unique demands of every facility, the EAA - 450 is custom-built to your specific requirements, ensuring it aligns perfectly with your operational needs.

The EcoTherm EAA – 450 is a critical asset for industries looking to improve energy efficiency and reduce operational costs through effective heat recovery. It is ideally suited for: Food and Beverage Industries where preheating air significantly reduces energy usage. Chemical Processing Plants where capturing and reusing waste heat is essential for efficient operations. Dairy and Beverage Bottling Facilities where maintaining consistent temperatures is key. Natural Gas Processing Plants where energy efficiency and operational cost savings are paramount. By integrating the EAA – 450 into your operations, you can achieve substantial reductions in energy consumption, realise significant cost savings, and minimise your environmental impact—all with a solution precisely tailored to your facility’s specific needs.

Custom Inlet / Outlet Ducting: The EAA - 450 can be fitted with tailored inlet and outlet ducts, ensuring even flow distribution, balanced pressure, and minimised pressure drop between the inlet and outlet. Advanced Monitoring Technology: The EAA - 450 can be enhanced with cutting-edge sensors and control systems, allowing for real-time monitoring and optimisation, ensuring that the system consistently operates at peak efficiency.

EcoTherm EAA - 450 | EnerTherm Engineering

EcoTherm
EAA - 450

Maximise energy efficiency and reduce operational costs with the EcoTherm EAA – 450, the advanced air-to-air heat exchanger designed to capture and repurpose waste heat from industrial stacks.

Product Specifications

Model: EAA - 450
Air Flow Rate: 1.83 kg/s
Heat Transfer Rating: 450 kW
Pressure Drop (dP): 2.15 mbar
Weight (Empty): 1250 kg
Length: 1.7 m
Material: SS 304L (Stainless Steel)

Product Information

Overview

Introducing the EcoTherm EAA – 450, a state-of-the-art industrial air-to-air heat exchanger built to significantly improve energy efficiency by recovering waste heat from industrial stacks. Specifically engineered for preheating air, the EAA – 450 is a powerful tool for reducing energy consumption and cutting operational expenses. With its durable construction, this exchanger ensures consistent performance across a variety of industrial applications, making it a versatile and valuable component in any facility aiming to enhance energy utilisation and sustainability.

Understanding that every facility has unique needs, the EAA – 450 is custom-engineered to meet your specific operational requirements. Our expert team designs each unit to seamlessly fit the particular challenges of your plant, ensuring optimal integration and performance.

Features

Efficient Heat Recovery: The EAA - 450 is designed to efficiently capture and reuse waste heat from industrial stacks, significantly boosting overall energy efficiency.
Versatile Application: The EAA - 450 is adaptable to a wide range of industries and applications, offering a flexible solution that meets diverse operational requirements.
Maintenance-Friendly Design: Built with ease of access in mind, the EAA - 450 simplifies cleaning and maintenance, minimising downtime and ensuring continuous, high-level performance.
Optimised Heat Transfer: Engineered for superior heat transfer between fluid streams, the EAA - 450 achieves higher efficiency compared to other exchangers, thanks to its compact and optimised flow design.
Comprehensive Safety Features: The EAA - 450 is equipped with multiple safety mechanisms, including pressure relief valves and over-temperature protection, ensuring reliable and safe operation under all conditions.
Compact and Efficient: Designed to save space, the EAA - 450 integrates smoothly into existing infrastructure, delivering high performance without taking up excessive room.
Customised Solutions: Recognising the unique demands of every facility, the EAA - 450 is custom-built to your specific requirements, ensuring it aligns perfectly with your operational needs.

Applications

The EcoTherm EAA – 450 is a critical asset for industries looking to improve energy efficiency and reduce operational costs through effective heat recovery. It is ideally suited for:

Food and Beverage Industries where preheating air significantly reduces energy usage.
Chemical Processing Plants where capturing and reusing waste heat is essential for efficient operations.
Dairy and Beverage Bottling Facilities where maintaining consistent temperatures is key.
Natural Gas Processing Plants where energy efficiency and operational cost savings are paramount.

By integrating the EAA – 450 into your operations, you can achieve substantial reductions in energy consumption, realise significant cost savings, and minimise your environmental impact—all with a solution precisely tailored to your facility’s specific needs.

Optional Extras

Custom Inlet / Outlet Ducting: The EAA - 450 can be fitted with tailored inlet and outlet ducts, ensuring even flow distribution, balanced pressure, and minimised pressure drop between the inlet and outlet.
Advanced Monitoring Technology: The EAA - 450 can be enhanced with cutting-edge sensors and control systems, allowing for real-time monitoring and optimisation, ensuring that the system consistently operates at peak efficiency.

Air-to-Air Heat Recovery FAQ

What is an air-to-air heat exchanger and how does it work?

An air-to-air heat exchanger transfers heat between two separate air streams without mixing them. Hot exhaust air from industrial processes is used to preheat incoming cooler air through a solid barrier, effectively recovering waste heat and boosting energy efficiency.

How does design impact performance?

The design significantly influences heat recovery efficiency, pressure drop, and overall capacity. Key elements include the surface area for heat transfer, the flow arrangement (such as counterflow or parallel flow), and the materials used. Features like finned tubes and optimised flow paths can greatly enhance the exchanger’s performance by increasing the surface area and promoting better airflow.

What are the signs that an air-to-air heat exchanger needs maintenance or replacement?

Signs include a drop in heat recovery efficiency, leaks, higher pressure drop, unusual noises, visible corrosion, or fouling within the unit. Regular inspections are essential to catch these issues early and ensure the exchanger continues to operate effectively.

How do you troubleshoot common issues with air-to-air heat exchangers?

To troubleshoot, start by identifying symptoms like reduced heat recovery or leaks. Inspect the exchanger for blockages, fouling, or corrosion, and verify that airflow rates are within the design specifications. Common fixes include cleaning the exchanger, repairing any leaks, and adjusting airflow to restore optimal performance.

What are common causes of failure in air-to-air heat exchangers?

Common causes include fouling (buildup on heat transfer surfaces), corrosion (due to moisture or contaminants), thermal stress from temperature fluctuations, and mechanical wear from vibration or pressure changes. Inadequate maintenance or operating the exchanger beyond its design limits can also lead to premature failure.

How do air-to-air heat exchangers contribute to energy recovery?

These exchangers capture waste heat from hot exhaust air and use it to preheat incoming air, significantly reducing the energy required to heat the air. This process improves overall system efficiency and lowers operational costs.

Why is proper airflow important in air-to-air heat exchangers?

Proper airflow is crucial for effective heat transfer between the hot and cold air streams. Insufficient or uneven airflow can lead to decreased efficiency, higher energy consumption, and potential system damage. Additionally, managing airflow helps prevent pressure drops and fouling, which can reduce performance and increase maintenance needs.

How do you choose the right airflow configuration?

Choosing between counterflow and parallel flow designs depends on your specific application. Counterflow exchangers generally offer higher efficiency because they maintain a greater temperature difference between the air streams. Parallel flow might be preferred for simpler construction or when lower pressure drops are more critical.

How can you ensure uniform heat transfer in large air-to-air exchangers?

Uniform heat transfer is achieved by optimising airflow distribution, maintaining consistent flow rates, and using baffles or flow guides to prevent uneven flow patterns. Proper design and regular maintenance help avoid hot spots, flow bypass, or dead zones that can reduce the efficiency of heat recovery.

What is the impact of heat exchanger size on system design?

The size of the heat exchanger directly affects its heat recovery capacity, pressure drop, and space requirements. Larger exchangers can handle more heat but may require more space and involve higher costs. Proper sizing ensures the exchanger meets thermal performance needs without imposing excessive constraints on the system, balancing efficiency, space, and cost considerations.

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EAA - 450

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