CN206645908U - Thermal power plant's sewage disposal utilizes system - Google Patents
Thermal power plant's sewage disposal utilizes system Download PDFInfo
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- CN206645908U CN206645908U CN201720266214.2U CN201720266214U CN206645908U CN 206645908 U CN206645908 U CN 206645908U CN 201720266214 U CN201720266214 U CN 201720266214U CN 206645908 U CN206645908 U CN 206645908U
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- water
- backwash
- reverse osmosis
- pipeline
- carbon filter
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Abstract
The utility model discloses a kind of thermal power plant's sewage disposal to utilize system, the raw water box delivery port for carrying out water pretreatment system is connected by raw water pump with the water inlet of active carbon filter, the delivery port of active carbon filter is connected with the water inlet of ultra filtering reverse osmosis equipment, and the delivery port of ultra filtering reverse osmosis equipment is connected by threeway water supply electromagnetic valve with the water inlet of production water supply pipeline.The utility model has the advantage of install active carbon filter additional before ultra filtering reverse osmosis equipment, can substantially improve water quality, the flocculation aid that can also be remained simultaneously in absorption regeneration water, prevent that ultra filtering reverse osmosis film is dirty stifled, improve ultra filtering reverse osmosis equipment water-making ability, reduce Power Plant Equipment maintenance cost；Active carbon filter is backwashed using concentrated water caused by ultra filtering reverse osmosis equipment, the chlorine residue that the sodium hydrogensulfite in reverse osmosis concentrated water can will be attached on activated carbon is reduced and drained again, extends the work period of active carbon filter.
Description
Technical field：
A kind of sewage disposal system is the utility model is related to, system is utilized more particularly, to a kind of thermal power plant's sewage disposal.
Background technology：
Handled to reduce industrial production for the energy, the consumption of resource, current most of thermal power plant with municipal wastewater treatment plant
Reclaimed water afterwards is as production water source, it is specified that the reclaimed water water quality obtained after municipal wastewater treatment plant processing should at least reach《Integrated wastewater is arranged
Put standard》One-level B discharge standards, but found during factual survey, the reclaimed water after most of municipal wastewater treatment plant processing fails fortune up to standard
OK, COD, NH of reclaimed water effluent quality3- N and turbidity are often exceeded serious, even if passing through the reused water processing provided for oneself in thermal power plant
After the operations such as device is flocculated, precipitated, single entry filter filters and sterilizes, recycled water water quality can not also meet design requirement,
Cause follow-up ultra filtering reverse osmosis equipment mould difference advance the speed fast, reverse osmosis membrane block scrap, ultra filtering reverse osmosis water energy
Power reduces.If thermal power plant's sewage disposal recycled water water quality improves not in time, reverse osmosis membrane, which blocks to scrap, to be continued to increase, and is added
Power Plant Equipment maintenance cost, whole production water ring section processed will be influenceed when situation is serious, has a strong impact on that thermal power plant normally produces.
It is below regeneration in Ordos of Inner Mongolia Kang Bashi new districts annual municipal middle waters in 2014 and certain Power Plant
Water water quality ASSOCIATE STATISTICS table：
Utility model content：
The purpose of this utility model is to provide a kind of extension ultra filtering reverse osmosis machine cycle, improves ultra filtering reverse osmosis
Equipment water-making ability, reduce Power Plant Equipment maintenance cost, ensure thermal power plant's sewage disposal profit that thermal power plant's production is smoothed out
Use system.
The utility model is implemented by following technical scheme：Thermal power plant's sewage disposal utilizes system, and it includes carrying out water pretreatment
System, it is described come the raw water box delivery port of water pretreatment system and the water inlet of active carbon filter by pipeline connection, even
Logical pipeline between the raw water box and the active carbon filter is provided with raw water pump and filter entering water electromagnetic valve；
The delivery port of the active carbon filter, by pipeline connection, is connecting institute with the water inlet of ultra filtering reverse osmosis equipment
State active carbon filter and the pipeline of the ultra filtering reverse osmosis equipment is provided with filter water solenoid valve；
The delivery port of the ultra filtering reverse osmosis equipment is connected by the water inlet of threeway water supply electromagnetic valve and production water supply pipeline
Logical, the other end of the threeway water supply electromagnetic valve is connected by return pipe with the water inlet of the raw water box, anti-in the ultrafiltration
The delivery port of penetration equipment to the pipeline between the threeway water supply electromagnetic valve is provided with water quality testing meter, the water quality testing meter
It is connected by controller with the threeway water supply electromagnetic valve signal；
The concentrated water outlet of the ultra filtering reverse osmosis equipment and the water inlet of backwash water tank pass through pipeline connection, the backwash water
The sewage draining exit of case, by pipeline connection, blowdown is provided with pipeline of the backwash water tank with the wastewater disposal basin is connected with wastewater disposal basin
Magnetic valve；
The backwash mouth of a river of the backwash water tank, by pipeline connection, is connecting with the backwash water inlet of the active carbon filter
Logical pipeline between the backwash water tank and the active carbon filter is provided with backwash water pump and backwash entering water electromagnetic valve；
The backwash water out of the active carbon filter, by pipeline connection, is connecting the activated carbon with the wastewater disposal basin
Pipeline between filter and the wastewater disposal basin is provided with backwash water solenoid valve.
Further, it is described come water pretreatment system include recycled water mechanical accelerating purifying pool, single chamber filter, clear water reserviors
With the raw water box, the delivery port that sewage plant carrys out water pipeline is placed in above the recycled water mechanical accelerating purifying pool, the regeneration
The delivery port of water mechanical accelerating purifying pool connects with the water inlet of the single chamber filter, the delivery port of the single chamber filter with
The water inlet connection of the clear water reserviors, the delivery port of the clear water reserviors are connected by clarified water pump with the water inlet of the raw water box；
Flocculating agent storage tank, milk of lime storage tank and hydrochloric acid tank, the flocculating agent are provided with above the recycled water mechanical accelerating purifying pool
The discharging opening of storage tank, the milk of lime storage tank and the hydrochloric acid tank is placed in above the recycled water mechanical accelerating purifying pool；
The single chamber filter to the pipeline between the clear water reserviors is provided with bactericide charge door.
Further, it is filled with coconut palm active fruit shell carbon in the active carbon filter.
Further, the backwash mouth of a river of the backwash water tank is in the middle part of the side wall of the backwash water tank, the backwash water
The sewage draining exit of case is located at the lower sidewall of the backwash water tank.
The advantages of the utility model：1st, by installing the active carbon filter of coconut palm active fruit shell carbon additional, regeneration can be substantially reduced
COD, chlorine residue and the turbidity of water water, while the flocculation aid that can also be remained in absorption regeneration water, prevent that ultra filtering reverse osmosis film is dirty stifled,
Ultra filtering reverse osmosis machine cycle is extended, improves ultra filtering reverse osmosis equipment water-making ability, reduces Power Plant Equipment dimension
Accomplish this；2nd, concentrated water caused by ultra filtering reverse osmosis equipment is returned in backwash water tank, is used in active carbon filter backwash, on the one hand
The sediment and suspension in activated carbon are effectively excluded, hardened activated carbon is become loose, improves filter efficiency；On the other hand,
Contain a small amount of reducing agent-sodium hydrogensulfite in reverse osmosis concentrated water, it is active to the coconut palm fruit shell to be failed in active carbon filter by it
Charcoal is backwashed, and the chlorine residue that can be will be attached on coconut palm active fruit shell carbon is reduced and drained again, has recovered the filtering of activated carbon
Function, extend the work period of active carbon filter；3rd, when water quality testing meter detects that the water quality of production water supply is not up to standard,
Backwater magnetic valve is opened by controller, production water supply not up to standard is back in raw water box, and is handled again, is ensured
Thermal power plant's production water supply water quality reaching standard, ensure that thermal power plant's production is smoothed out.
Brief description of the drawings：
Fig. 1 is the utility model schematic diagram.
Recycled water mechanical accelerating purifying pool 1, single chamber filter 2, clear water reserviors 3, raw water box 4, sewage plant carry out water pipeline 5, clearly
Water pump 6, flocculating agent storage tank 7, milk of lime storage tank 8, hydrochloric acid tank 9, bactericide charge door 10, raw water pump 11, active carbon filter
12, ultra filtering reverse osmosis equipment 13, threeway water supply electromagnetic valve 14, production water supply pipeline 15, return pipe 16, water quality testing meter 17, control
Device 18 processed, filter entering water electromagnetic valve 19, backwash water tank 20, waste pipe 21, wastewater disposal basin 22, backwash water pump 23, filter water outlet
Magnetic valve 24, blowoff electromagnetic valve 25, backwash entering water electromagnetic valve 26, backwash water solenoid valve 27.
Embodiment：
As shown in figure 1, thermal power plant's sewage disposal utilizes system, it includes carrying out water pretreatment system, carrys out water pretreatment system
Including recycled water mechanical accelerating purifying pool 1, single chamber filter 2, clear water reserviors 3 and raw water box 4, sewage plant carrys out the water outlet of water pipeline 5
Mouth is placed in the top of recycled water mechanical accelerating purifying pool 1, delivery port and the single chamber filter 2 of recycled water mechanical accelerating purifying pool 1
Water inlet connects, and the delivery port of single chamber filter 2 connects with the water inlet of clear water reserviors 3, and the delivery port of clear water reserviors 3 passes through clarified water pump
6 connect with the water inlet of raw water box 4；Flocculating agent storage tank 7, milk of lime storage tank 8 are provided with above recycled water mechanical accelerating purifying pool 1
With hydrochloric acid tank 9, the discharging opening of flocculating agent storage tank 7, milk of lime storage tank 8 and hydrochloric acid tank 9 is placed in recycled water mechanical accelerating purifying
The top of pond 1, is thrown into recycled water mechanical accelerating purifying pool 1 respectively by flocculating agent storage tank 7, milk of lime storage tank 8 and hydrochloric acid tank 9
Enter flocculating agent, milk of lime and hydrochloric acid, mechanical agitation clarifying treatment is carried out to sewage plant water；In single chamber filter 2 to clear water reserviors 3
Between pipeline be provided with bactericide charge door 10, by bactericide charge door 10 to through single chamber filter 2 processing after water
Middle addition bactericide, carry out sterilization processing；
Come the delivery port of water pretreatment system Central Plains water tank 4 and the water inlet of active carbon filter 12 by pipeline connection,
Raw water pump 11 and filter entering water electromagnetic valve 19 are provided with pipeline between connection raw water box 4 and active carbon filter 12；
Active carbon filter 12 is the regular activated carbon filter 12 industrially used, is filled with active carbon filter 12
Coconut palm active fruit shell carbon；The delivery port of active carbon filter 12 and the water inlet of ultra filtering reverse osmosis equipment 13 by pipeline connection,
Pipeline between connection active carbon filter 12 and ultra filtering reverse osmosis equipment 13 is provided with filter water solenoid valve 24；By adding
The active carbon filter 12 of dress coconut palm active fruit shell carbon is handled the preoperative water of ultra filtering reverse osmosis, can substantially reduce regeneration
COD, chlorine residue and the turbidity of water water, while the flocculating agent that can also be remained in absorption regeneration water, prevent ultra filtering reverse osmosis equipment 13
Ultra filtering reverse osmosis film is dirty stifled and oxidation, extend the work period of ultra filtering reverse osmosis equipment 13, improve ultra filtering reverse osmosis and set
Standby 13 water-making abilities, reduce Power Plant Equipment maintenance cost；
The delivery port of ultra filtering reverse osmosis equipment 13 passes through threeway water supply electromagnetic valve 14 and the water inlet of production water supply pipeline 15
Connection, the other end of threeway water supply electromagnetic valve 14 are connected with the water inlet of raw water box 4 by return pipe 16, set in ultra filtering reverse osmosis
Standby 13 delivery port to the pipeline between threeway water supply electromagnetic valve 14 is provided with water quality testing meter 17, and water quality testing meter 17 is to ultrafiltration
Water after reverse-osmosis treated carries out the detection of the indexs such as COD, chlorine residue and turbidity, and water quality testing meter 17 passes through controller 18 and threeway
The signal of water supply electromagnetic valve 14 connects, when water quality testing meter 17 detects the water quality index such as COD, chlorine residue and the turbidity of production water supply not
When up to standard, water quality testing meter 17 is opened threeway water supply electromagnetic valve 14 by controller 18 and connected with return pipe 16, makes not up to standard
Production water supply is back in raw water box 4, and is handled again, is ensured thermal power plant's production water supply water quality reaching standard, has been ensured thermoelectricity
Factory's production is smoothed out；If water quality testing meter 17 detects that the water quality index such as COD, chlorine residue and the turbidity of production water supply are up to standard, water
Quality detection instrument 17 is opened threeway water supply electromagnetic valve 14 by controller 18 and connected with production water supply pipeline 15, and production up to standard is supplied
Water delivers to thermal power plant and is used to produce；
The concentrated water outlet of ultra filtering reverse osmosis equipment 13 and the water inlet of backwash water tank 20 pass through pipeline connection, backwash water tank 20
Sewage draining exit and wastewater disposal basin 22 by pipeline connection, be provided with blowdown electromagnetism on pipeline of the connection backwash water tank 20 with wastewater disposal basin 22
Valve 25；
The backwash mouth of a river of backwash water tank 20, by pipeline connection, is connecting instead with the backwash water inlet of active carbon filter 12
Pipeline between water tank 20 and active carbon filter 12 is provided with backwash water pump 23 and backwash entering water electromagnetic valve 26；Backwash water tank
The 20 backwash mouth of a river is in the middle part of the side wall of backwash water tank 20, and the sewage draining exit of backwash water tank 20 is under the side wall of backwash water tank 20
Portion, in system during normal operation, the aperture of blowoff electromagnetic valve 25 is adjusted, the concentrated water in backwash water tank 20 is kept certain high
Degree, prevents its spilling；
The backwash water out of active carbon filter 12, by pipeline connection, is connecting the activated carbon filtering with wastewater disposal basin 22
Pipeline between device 12 and wastewater disposal basin 22 is provided with backwash water solenoid valve 27.
When system operation for a period of time, system is out of service to be backwashed, and during backwash, closes filter water inlet electromagnetism
Valve 19, filter water solenoid valve 24 and blowoff electromagnetic valve 25, backwash entering water electromagnetic valve 26 and backwash water solenoid valve 27 are opened,
Backwash water pump 23 is opened, backwash processing is carried out to active carbon filter 12 by backwash water pump 23, the sewage row after backwash
Enter wastewater disposal basin 22.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (4)
1. thermal power plant's sewage disposal utilizes system, it includes carrying out water pretreatment system, it is characterised in that it is described come water pretreatment system
The delivery port of raw water box and the water inlet of active carbon filter are connecting the raw water box and the work by pipeline connection in system
Pipeline between property carbon filter is provided with raw water pump and filter entering water electromagnetic valve；
The delivery port of the active carbon filter, by pipeline connection, is connecting the work with the water inlet of ultra filtering reverse osmosis equipment
Property carbon filter and the ultra filtering reverse osmosis equipment pipeline be provided with filter water solenoid valve；
The delivery port of the ultra filtering reverse osmosis equipment is connected by threeway water supply electromagnetic valve with the water inlet of production water supply pipeline, institute
The other end for stating threeway water supply electromagnetic valve is connected by return pipe with the water inlet of the raw water box, is set in the ultra filtering reverse osmosis
Standby delivery port to the pipeline between the threeway water supply electromagnetic valve is provided with water quality testing meter, and the water quality testing meter passes through control
Device processed is connected with the threeway water supply electromagnetic valve signal；
The concentrated water outlet of the ultra filtering reverse osmosis equipment and the water inlet of backwash water tank by pipeline connection, the backwash water tank
Sewage draining exit, by pipeline connection, blowdown electromagnetism is provided with pipeline of the backwash water tank with the wastewater disposal basin is connected with wastewater disposal basin
Valve；
The backwash mouth of a river of the backwash water tank, by pipeline connection, is connecting institute with the backwash water inlet of the active carbon filter
The pipeline stated between backwash water tank and the active carbon filter is provided with backwash water pump and backwash entering water electromagnetic valve；
The backwash water out of the active carbon filter, by pipeline connection, is connecting the activated carbon filtering with the wastewater disposal basin
Pipeline between device and the wastewater disposal basin is provided with backwash water solenoid valve.
2. thermal power plant's sewage disposal according to claim 1 utilizes system, it is characterised in that it is described come water pretreatment system
Including recycled water mechanical accelerating purifying pool, single chamber filter, clear water reserviors and the raw water box, sewage plant carrys out the delivery port of water pipeline
It is placed in above the recycled water mechanical accelerating purifying pool, the delivery port of the recycled water mechanical accelerating purifying pool and the single chamber mistake
The water inlet connection of filter, the delivery port of the single chamber filter connect with the water inlet of the clear water reserviors, the clear water reserviors
Delivery port is connected by clarified water pump with the water inlet of the raw water box；It is provided with above the recycled water mechanical accelerating purifying pool solidifying
Poly- agent storage tank, milk of lime storage tank and hydrochloric acid tank, the flocculating agent storage tank, the milk of lime storage tank and the hydrochloric acid tank go out
Material mouth is placed in above the recycled water mechanical accelerating purifying pool；On the single chamber filter to the pipeline between the clear water reserviors
Provided with bactericide charge door.
3. thermal power plant's sewage disposal according to claim 1 utilizes system, it is characterised in that in the active carbon filter
Filled with coconut palm active fruit shell carbon.
4. thermal power plant's sewage disposal according to claim 1 utilizes system, it is characterised in that the backwash of the backwash water tank
The mouth of a river is in the middle part of the side wall of the backwash water tank, and the sewage draining exit of the backwash water tank is under the side wall of the backwash water tank
Portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720266214.2U CN206645908U (en) | 2017-03-18 | 2017-03-18 | Thermal power plant's sewage disposal utilizes system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720266214.2U CN206645908U (en) | 2017-03-18 | 2017-03-18 | Thermal power plant's sewage disposal utilizes system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206645908U true CN206645908U (en) | 2017-11-17 |
Family
ID=60279474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720266214.2U Expired - Fee Related CN206645908U (en) | 2017-03-18 | 2017-03-18 | Thermal power plant's sewage disposal utilizes system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206645908U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128848A (en) * | 2018-01-12 | 2018-06-08 | 江苏水德环境科技有限公司 | A kind of novel water purification processing method |
| CN110954365A (en) * | 2019-12-18 | 2020-04-03 | 中国大唐集团科学技术研究院有限公司华中电力试验研究院 | Automatic backwashing system of steam sampling filter of thermal power plant |
-
2017
- 2017-03-18 CN CN201720266214.2U patent/CN206645908U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128848A (en) * | 2018-01-12 | 2018-06-08 | 江苏水德环境科技有限公司 | A kind of novel water purification processing method |
| CN110954365A (en) * | 2019-12-18 | 2020-04-03 | 中国大唐集团科学技术研究院有限公司华中电力试验研究院 | Automatic backwashing system of steam sampling filter of thermal power plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20180318 |