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Stenter Exhaust Gas Economizer

Air To Water

Stenter Economizer - Air to Water.JPG

70 °C Cost - Free Water

Stenters and relax dryers are designed to dry and thermal setting of the fabric at 160 - 185 °C.
High amount of hot, s
aturated air is discharged through special chimneys. Heat energy is recovered from these exhaust gas by specially designed Economizers.

Wastewater Heat Recovery: Product

Technical Details

Due to high fluff content of discharged air, tubular heat exchanger is preferred.

Thus, blockage of the heat exchangers is minimised. Maintenance of the tubular exchangers are much easier and cheaper than the plated heat exchangers. Exchangers are made of stainless steeel.

Tubular design for textile industry

Heat Exchanger Group

Working Principles

Stenters and relax dryers are atmospheric machines and as air is discharged from the
chimney, the same amount of fresh and cold air enters inside the system.

  • In Air - to - Water economizers, clean process water is heated by using the recovered energy of discharged air.

  • Energy saving is around 30-40%.

  • The discharged air temperature falls down to 50-70 °C.

  • These systems are recommended for dye houses who need hot water around 60 °C.

  • Since process water is heated inside, these economizers are made of stainless steel.

Advanced Automation

In automation system, PLC and touch panels are used. The working diagram and the real time temperatures and recovered energy values can be monitored on the control panel. The desired temperature of the clean process water can be set through this control panel window. Recovered energy values are recorded daily and monthly basis.

Wastewater Heat Recovery: Technical Features

Air to Water Economizer

Energy Recovery Performance

Heat Rec: Feasibility
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