CN107686137A - A kind of sewage plant tail water offshore discharge method with tide linkage - Google Patents

A kind of sewage plant tail water offshore discharge method with tide linkage Download PDF

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Publication number
CN107686137A
CN107686137A CN201710763528.8A CN201710763528A CN107686137A CN 107686137 A CN107686137 A CN 107686137A CN 201710763528 A CN201710763528 A CN 201710763528A CN 107686137 A CN107686137 A CN 107686137A
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CN
China
Prior art keywords
tail water
tide
sewage plant
discharge method
tidal level
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710763528.8A
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Chinese (zh)
Inventor
朱五星
王雅楠
万明辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Municipal Engineering Design Insitute Group Co Ltd
Original Assignee
Shanghai Municipal Engineering Design Insitute Group Co Ltd
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Filing date
Publication date
Application filed by Shanghai Municipal Engineering Design Insitute Group Co Ltd filed Critical Shanghai Municipal Engineering Design Insitute Group Co Ltd
Priority to CN201710763528.8A priority Critical patent/CN107686137A/en
Publication of CN107686137A publication Critical patent/CN107686137A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/76Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007Contaminated open waterways, rivers, lakes or ponds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/009Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/005Processes using a programmable logic controller [PLC]
    • C02F2209/008Processes using a programmable logic controller [PLC] comprising telecommunication features, e.g. modems or antennas

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The present invention relates to a kind of sewage plant tail water offshore discharge method with tide linkage, Tail water reuse marine site is at the incoming tide, tail water after sewage plant processing is up to standard initially enters tail water cache pool in factory and cached, Tail water reuse links with receiving ocean tidal level, after tidal level measuring instrument measures ebb tide, data communication is carried out using wireless communication mode and factory's controlling system, start cache pool internal drainage pump, tail water is discharged, so as to avoid tail water pollutant from increasing lake pollution thing load with counter fill to lake waters near estuary of eagre, tail water is according to tide law intermittent discharge simultaneously, influence of the tail water to greater coasting area water quality can be reduced.The application of this Tail water reuse method has obvious social benefit and environmental benefit.

Description

A kind of sewage plant tail water offshore discharge method with tide linkage
Technical field
The present invention relates to a kind of sewage plant tail water offshore discharge method with tide linkage, tail is avoided more particularly to one kind Water pollutant increases the tail water coastal waters row of lake pollution thing load with counter fill to lake waters near estuary of eagre Method is put, belongs to field of environment protection.
Background technology
At present, major part sewage treatment plant tail water in domestic coastal city uses offshore discharge mode, although tail water water quality reaches To discharging standards, but coastal waters hydrodynamic force is weaker, and long-term continuous discharge has a great influence to Offshore Waters.For lake of bordering on the sea, Because tail water continuously discharges, at the incoming tide, tail pollutant in water can be filled to lake with tidewater is counter, increased lake pollution material and born Lotus, in addition lake waters more close, water poor fluidity, renewal period of water body length, water body in lake self-purification capacity is poor, therefore tail water Discharge can have a negative impact to Water Environment In Lakes and Ecology.
To avoid a series of environmental problems that tail water offshore discharge is brought, Some Domestic coastal cities are required to sewage plant tail Water carries out deep sea emission.But deep sea emission pipeline and structures difficulty of construction are larger, discharge tube often gos deep into seashore line number public affairs In, pipeline is longer, and engineering investment cost and sewage plant operational management cost are higher.
Above two Tail water reuse mode respectively has feature, at home and abroad there is many Engineering Projects, specific to engineer applied, Port area sewage plant Tail water reuse way choice should take into full account the feasibility of technology, and economic reasonability, tail water is to discharging water The many factors such as body ecology and environment influence.
The content of the invention
It is an object of the invention to provide one kind can mitigate because sewage plant Tail water reuse and caused by offshore waters and lake it is dirty Contaminate the increased offshore discharge method of thing load.
In order to achieve the above object, technical scheme is as follows:A kind of sewage plant tail water coastal waters with tide linkage Discharge method, it is characterised in that methods described is:Tail water reuse links with receiving ocean tidal level, Tail water reuse marine site at the incoming tide, Tail water enters tail water cache pool caching in factory after sewage plant processing is up to standard, after liminmeter measures ebb tide, starts tail in cache pool Water emptying pump, will storage tail water emptying in certain time.
Further, when the storage volume V of tail water cache pool should be not less than single duration of flood tide T and cache pool emptying Between the unit of total Tail water reuse amount V1, wherein V and V1 in T1 be m3, T and T1 unit are h.
Further, cache pool emptying time T1 should be less than single duration of flood tide T, but be no less than, i.e., should meet≤T1≤T。
Further, the discharge capacity Q1 of Tail water reuse pump should meet Q1 >=, and VFC, Q1 list should be used Position is m3/h。
Further, 2 sets of tidal level measuring instruments are set at row Haikou, 1 is standby with 1, for measuring tidal level change.
Further, tidal level measuring instrument carries out data communication using wireless communication mode and sewage plant.
Further, tidal level measuring instrument is powered using solar panels, wind-power electricity generation associating power supply system, electric power system By solar panels, wind power generation plant, power-supply controller of electric, batteries into.
Further, the chlorination contact tank and regeneration pond of tail water cache pool and sewage plant are built jointly.
The Tail water reuse of the present invention links with receiving ocean tidal level, and at the incoming tide, sewage plant processing reaches in Tail water reuse marine site Tail water after mark initially enters tail water cache pool in factory and cached, after tidal level measuring instrument measures ebb tide, using wireless communication mode With factory's controlling system progress data communication, start cache pool internal drainage pump, tail water is discharged, it is dirty in tail water so as to avoid Dye thing increases lake pollution thing load with counter fill to lake waters near estuary of eagre, while tail water is advised according to tide Intermittent discharge is restrained, influence of the tail water to greater coasting area water quality can be reduced.The application of this Tail water reuse method has obvious society Can benefit and environmental benefit.
Brief description of the drawings
Fig. 1 is a kind of process chart of the sewage plant tail water offshore discharge method for the and tide linkage that the present invention designs.
Explanation is numbered in figure:
1:Tail water cache pool;2:Tail water reuse pump;3:Tidal level measuring instrument;4;Control system.
Embodiment
As illustrated, a kind of sewage plant tail water offshore discharge device with tide linkage, it is characterised in that the device includes
Tail water cache pool 1, the tail water cache pool 1 are connected with sewage plant Tail water reuse mouth, for the processing of interim storage sewage plant Tail water after up to standard, tail water cache pool 1 is interior to set Tail water reuse pump 2;
Tidal level measuring instrument 3, the row of being arranged on Haikou, for measuring tidal level change;
Control system 4, the control system are connected with tidal level measuring instrument 3, and Tail water reuse is controlled according to the measurement result of liminmeter Pump, if flood tide state, then Tail water reuse pump 2 is stopped, and if ebb tide state, then control system controls Tail water reuse Pump 2 is discharged.
Wherein the measuring principle of tidal level measuring instrument and judge that the method for flood tide or ebb tide state is not this hair for prior art Bright protection domain, will not be repeated here.
The embodiment of the present invention is further described below in conjunction with certain case history, certain sewage plant tail water row It is high-volume 500m3/ h, shown through marine monitoring data for many years, the daily flood tide in Tail water reuse marine site 2 times, rise every time, ebb tide it is lasting Time is 6h.
Sewage plant tail water offshore discharge method provided by the invention with tide linkage, the storage volume of tail water cache pool are 4500m3, cache pool and chlorination contact tank and regeneration pond are built jointly.
Cache pool drain time is 3h, and the discharge capacity of sewage discharge pump is Q1=1500m3/ h, 3 rows are set in cache pool Pump is put, 2 is standby with 1, single pump capacity Q2=750m3/ h, VFC.
2 sets of tidal level measuring instruments are set at tail water row Haikou, 1 is standby with 1, using solar panels, wind-power electricity generation associating power supply System is powered, and for measuring tidal level change, after liminmeter monitors that ebb tide starts, passes through wireless communication mode and sewage Factory carries out data communication, starts cache pool internal drainage pump, all discharges tail water in cache pool in 3h.
It above are only the preferred embodiment of invention.It will be appreciated by those skilled in the art that the invention is not restricted to described here Specific embodiment, it can carry out various significantly changing, readjust and substituting without taking off for a person skilled in the art From protection scope of the present invention.Therefore, although being described in further detail by above example to the present invention, this Invention is not limited only to above example, without departing from the inventive concept, can also include other more equivalent realities Example is applied, and the scope invented is determined by scope of the appended claims.

Claims (8)

  1. A kind of 1. sewage plant tail water offshore discharge method with tide linkage, it is characterised in that:Tail water reuse marine site is at the incoming tide, dirty Tail water initially enters tail water cache pool in factory and cached after water factory's processing is up to standard, and Tail water reuse links with receiving ocean tidal level, works as tide Position measure after ebb tide, start Tail water reuse pump in cache pool, will storage tail water emptying in certain time.
  2. 2. the sewage plant tail water offshore discharge method to be linked as claimed in claim 1 with tide, it is characterised in that:Tail water caches The storage volume V in pond should be not less than Tail water reuse amount V1 total in single duration of flood tide T and cache pool emptying time T1.
  3. 3. the sewage plant tail water offshore discharge method to be linked as claimed in claim 2 with tide, it is characterised in that:Cache pool is arranged T1 should be less than single duration of flood tide T between space-time, but be no less than, i.e.,
    It should meet≤T1≤T。
  4. 4. the sewage plant tail water offshore discharge method to be linked as claimed in claim 1 with tide, it is characterised in that:Tail water reuse The discharge capacity Q1 of pump should meet Q1 >=, and VFC should be used.
  5. 5. the sewage plant tail water offshore discharge method to be linked as claimed in claim 1 with tide, it is characterised in that:At row Haikou Place sets 2 sets of tidal level measuring instruments, and 1 is standby with 1, for measuring tidal level change.
  6. 6. the sewage plant tail water offshore discharge method to be linked as claimed in claim 5 with tide, it is characterised in that:Tidal level measures Instrument carries out data communication using wireless communication mode and sewage plant.
  7. 7. the sewage plant tail water offshore discharge method to be linked as claimed in claim 6 with tide, it is characterised in that:Tidal level measures Instrument is powered using solar panels, wind-power electricity generation associating power supply system, electric power system by solar panels, wind power generation plant, Power-supply controller of electric, batteries into.
  8. 8. the sewage plant tail water offshore discharge method to be linked as claimed in claim 1 with tide, it is characterised in that:Tail water caches The chlorination contact tank and regeneration pond of pond and sewage plant are built jointly.
CN201710763528.8A 2017-08-30 2017-08-30 A kind of sewage plant tail water offshore discharge method with tide linkage Pending CN107686137A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710763528.8A CN107686137A (en) 2017-08-30 2017-08-30 A kind of sewage plant tail water offshore discharge method with tide linkage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710763528.8A CN107686137A (en) 2017-08-30 2017-08-30 A kind of sewage plant tail water offshore discharge method with tide linkage

Publications (1)

Publication Number Publication Date
CN107686137A true CN107686137A (en) 2018-02-13

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CN201710763528.8A Pending CN107686137A (en) 2017-08-30 2017-08-30 A kind of sewage plant tail water offshore discharge method with tide linkage

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109283909A (en) * 2018-11-19 2019-01-29 黄鱼岛海洋渔业有限公司 A kind of seawater purse seine intellectual blowing system and method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189624146A (en) * 1896-10-29 1897-10-02 John Daye Improvements in and relating to the Discharge of Sewage and Flood Waters into Tidal Waters and Apparatus therefor.
CN1311162A (en) * 2000-09-17 2001-09-05 黄斌夫 Waste water treatment of tide gate river of coastal city
CN207227040U (en) * 2017-08-30 2018-04-13 上海市政工程设计研究总院(集团)有限公司 A kind of sewage plant tail water offshore discharge device with tide linkage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB189624146A (en) * 1896-10-29 1897-10-02 John Daye Improvements in and relating to the Discharge of Sewage and Flood Waters into Tidal Waters and Apparatus therefor.
CN1311162A (en) * 2000-09-17 2001-09-05 黄斌夫 Waste water treatment of tide gate river of coastal city
CN207227040U (en) * 2017-08-30 2018-04-13 上海市政工程设计研究总院(集团)有限公司 A kind of sewage plant tail water offshore discharge device with tide linkage

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109283909A (en) * 2018-11-19 2019-01-29 黄鱼岛海洋渔业有限公司 A kind of seawater purse seine intellectual blowing system and method

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