Title:
METHOD FOR CONTROLLING AFFLUX OF SEWAGE IN DRAINAGE SYSTEM INTO TRUNK SEWER DURING RAINFALL
Document Type and Number:
WIPO Patent Application WO/2019/085189
Kind Code:
A1
Abstract:
A method for controlling afflux of sewage in a drainage system into a trunk sewer during rainfall. Where existing resources are used to the maximum, by means of rational configuration, primary rain with poor water quality and seriously polluted in various rain sewage treatment units is discharged into a trunk sewer via a sewage interception pipe of a shunting facility, and then enters a sewage treatment plant for treatment; and rainwater with better water quality and less pollution in the middle and late stages is discharged into a natural water body or discharged into a pipeline of the natural water body via a water outlet pipe of the shunting facility, and at the same time, sewage in a sewage pipe connected to the sewage pipeline is discharged into the trunk sewer, and then enters the sewage treatment plant for treatment. Further disclosed is a system for controlling afflux of sewage in a drainage system into a trunk sewer during rainfall.
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Inventors:
ZHOU CHAO (CN)
Application Number:
PCT/CN2017/116936
Publication Date:
May 09, 2019
Filing Date:
December 18, 2017
Export Citation:
Assignee:
WUHAN SHENGYU DRAINAGE SYSTEM CO LTD (CN)
International Classes:
E03F1/00; E03F3/02; E03F5/14
Foreign References:
| CN105544698A | 2016-05-04 | |||
| CN107190842A | 2017-09-22 | |||
| CN107859139A | 2018-03-30 | |||
| CN1876977A | 2006-12-13 | |||
| CN203188340U | 2013-09-11 | |||
| JP2003301507A | 2003-10-24 |
Attorney, Agent or Firm:
WUHAN ZHI QUAN PATENT AGENCY (CN)
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