Straight pipe type immersion evaporator for ethylene glycol residual liquid recovery

• Main Authors: MA HONG, FENG XIAOJIAO, LI JUNPING, DUAN BIN, QIANG YINGCHUN, AN QI, WANG YU, MEN HAIFEN, MA SHUXIAN, MA XUEQIN
• Format: Patent
• Language: Chinese; English
• Published: 09.11.2021
• Subjects: PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model relates to a straight pipe type immersion evaporator for ethylene glycol residual liquid recovery. The device comprises an evaporator separation storage tank, a wire mesh demister, a polytetrafluoroethylene heat exchanger, an air inlet pipe, a liquid level meter, a side pipeline, a sampling pipeline, a liquid outlet pipeline, an inlet valve, an outlet valve and an exhaust pipeline, the evaporator separation storage tank is a straight pipe type cylinder, and the wire mesh demister is arranged at the top end in the evaporator separation storage tank; the gas inlet pipe part is arranged in the evaporator separation storage tank and used for introducing flue gas into the evaporator separation storage tank, the side inlet part is arranged in the evaporator separation storage tank and used for feeding ethylene glycol raffinate, meanwhile, flue gas heat energy is fully utilized as a power source through the gas inlet pipe, the treatment cost of the ethylene glycol raffinate is reduced, and energy i