Pursuing the goal of zero emissions

Decompression-dehydration-drying device - System outline

Decompression-dehydration-drying device - System outline

 

As you know, if water is heated in a high mountain, it boils at lower temperature than on the ground because the air is thin in high mountains.

Boiling point of water drops because the pressure is low in high mountains. In the same way, if decompressing air in a container, water boil at about 50°C. We apply this universal principle to decompression-dehydration-drying device.

It costs a lot in usual wstewater treatment and requires a lot of space and complicated facilities. Most of wastewater and a concentrated liquid are disposed as industrial waste. Most sludge is treated by a dehydrator and made into status of a cake.

Dehydration methods like filter press, screw press, centrifugal dehydrator have their limits, moisture content of sludge is about 60%. In the case of old facilities, the moisture content may increase to 70% to 80%.

This device doesn't emit toxic gas, because a extracted liquid from raw water is condensed and liquefied in the condenser.

The social environment has been becoming more difficult, people are now focusing on ISO, PRTR system, ecology, zero-emission worldwide.
We think that reducing industrial waste and preserving global environment are our mission.

 

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DAIWA CHEMICAL INDUSTRY CO.,LTD.
5-8-6 Minamiokajima Taisho-ku, Osaka-city, 551-0021,Japan [ MAP ]    phone : 81-6-6553-5673 / fax : 81-6-6552-5618