Now operating successfully for over 4-years without any maintenance!
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Advanced Heat Recovery, Inc.
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an AQUA Innovations Company
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Powered by American Ingenuity!
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As part of its energy review, this global company sought to reduce
its aluminium furnace gas costs. A Gas to Air Superconducting
H/E was selected for the installation.
The project was approved on the basis of a
$100K / year savings and a total cost of $168K.
The superconducting, smooth pipe GA exchanger offers many
benefits in this high particulate exhaust environment which include:
- Low fouling susceptibility – due to smooth,
non-finned design
- Ease of maintenance – pipes can be easily
removed for cleaning
- High reliability – through multiple redundancy design as
each pipe operates independently so that a single pipe
failure (in itself a rare event) will not incapacitate the unit
- Failsafe design – The overall installation design needed to
be failsafe such that production would not be affected in the
event the recovery unit needed to be switched off. To
address this challenge, a design was proposed which
allowed the unit to be by-passed for routine maintenance
using an innovative, cost-effective approach that avoided
the need for costly exhaust diversion valves.
Once in operation, the actual annual saving was 50% higher than
the original estimate!. This excellent result delivered a total
payback period for the project of 13 months. Based on this
success, the client has placed an order for two more systems.
©2009 AQUA Innovations, Inc., All Rights Reserved.
Foundry - Aluminium Furnace Air Pre-Heater
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Furnace manufacturer advised client that no heat recovery technology existed for such a harsh environment....
Now they sell them!
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Superconducting Heat Exchanger
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recovered/preheated air back to furnace
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waste heat exhaust from furnace
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This client choose an outside pad location, but most are located as close to the heat source as possible.
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Excessive heat inside the plant was always a problem so inside air was used as the makeup air for the system
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