Dongying HI-TECH Spring Chemical Industry Co., Ltd

Source of Waste Gas: The waste gas is generated from the workshop processes.

Waste Gas Volume: Ranges from 4,000 to 6,500 m³/h

Waste Gas Concentration: ≤ 83,987 mg/m³

Waste Gas Components: The primary constituents include ethylene oxide, propylene oxide, methanol, dimethyl carbonate, diethyl carbonate, propylene glycol monomethyl ether, formic acid, and methyl ethyl carbonate.

Treatment Process: The treatment process involves water washing, followed by buffer dehumidification, and then processing through a Rotary Valve Regenerative Thermal Oxidizer (RTO).

RTO Specifications: The RTO unit has a capacity of 40,000 m³/h.

Emission Limits:
Non-methane hydrocarbons (NMHC) ≤ 60 mg/m³