Title:
WASTE WATER TREATMENT SYSTEM WITH MULTIPLE CRYSTALLIZERS AND WASTE WATER TREATMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2019/001561
Kind Code:
A1
Abstract:
Disclosed are a waste water treatment system with multiple crystallizers and a waste water treatment method. The system comprises a pretreatment device, an evaporator, a circulating crystallizer group, a crystal filtration device, and a water removal device which communicate with each other in sequence, wherein the circulating crystallizer group comprises a main inlet, a main outlet and a plurality of circulating crystallizers. The waste water treatment method consists in: in the process of waste water treatment, on the basis of results from solution detection elements, after the detection result of any one circulating crystallizer of the circulating crystallizer group reaches a pre-set switching threshold, a controller changes the flow direction of waste water within a prescribed time, so that the order in which the waste water flows through the plurality of circulating crystallizers of the circulating crystallizer group changes.
Inventors:
TIAN XUFENG (CN)
Application Number:
PCT/CN2018/093575
Publication Date:
January 03, 2019
Filing Date:
June 29, 2018
Export Citation:
Assignee:
HORIZON WATER CO LTD (CN)
International Classes:
C02F9/10; B01D9/02
Foreign References:
| CN107098532A | 2017-08-29 | |||
| CN205973859U | 2017-02-22 | |||
| CN205241427U | 2016-05-18 | |||
| JP2007117874A | 2007-05-17 |
Attorney, Agent or Firm:
CHINA TRADEMARK & PATENT LAW OFFICE CO., LTD. (CN)
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