CN208952717U - Thermal power plant cooling circulating water system based on electrochemical desalting - Google Patents
Thermal power plant cooling circulating water system based on electrochemical desalting Download PDFInfo
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- CN208952717U CN208952717U CN201821117304.6U CN201821117304U CN208952717U CN 208952717 U CN208952717 U CN 208952717U CN 201821117304 U CN201821117304 U CN 201821117304U CN 208952717 U CN208952717 U CN 208952717U
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- water
- electrochemical desalting
- pipe
- wet type
- cooling tower
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Abstract
The utility model discloses a kind of thermal power plant cooling circulating water system based on electrochemical desalting, solves the problems, such as that recirculated water cannot be met environmental requirements after adding the secondary circulation cooling system with wet type induced cooling tower.It is connected to by electrochemical desalting equipment water inlet pipe (5) with electrochemical desalting equipment (6) including recirculated water return pipe (1), it is provided on electrochemical desalting equipment water inlet pipe (5) and is recycled back to water pump (3), electrochemical desalting equipment outlet pipe (13) in electrochemical desalting equipment (6) is connected to by wet type induced cooling tower water inlet (15) with wet type induced cooling tower (16), collecting-tank (17) are provided with below wet type induced cooling tower (16), recirculated water water supplying pipe (19) are connected on collecting-tank (17), circulating water supply pump (18) is provided on recirculated water water supplying pipe (19).Reduce water in water circulating system with water amount.
Description
Technical field
The utility model relates to the circulation that a kind of Direct Air-Cooling in Thermal Power Plants unit adds spike cooling system,
In particular to a kind of Direct Air-Cooling in Thermal Power Plants unit based on electrochemical desalting adds the circulating water of spike cooling system
System.
Background technique
Currently, the Direct Air-cooled Unit for thermal power plant active service is additionally arranged one to reduce the coal consumption of unit generation factory
Secondary circulation cooling system of the kind with wet type induced cooling tower is cooling as unit in summer spike, and the system is in annual 5-
September part is put into operation.This type of cooling, maximum feature are with low investment, cooling efficiency height, but maximum the disadvantage is that substantially increasing
The water amount of blowdown for having added power plant has broken the water balance of power plant, and under the conditions of 15 DEG C of cold breadth, circulating cooling make-up water is through adding scale inhibition
After processing is stablized in agent, there are about 1% sewage for tending to fouling continuously to discharge per hour for circulation, and part institute is increased
Draining, general majority power plant can not dissolve, cause power plant to be difficult to realize full factory's zero-emission, be not able to satisfy the requirement of environmental protection.
Summary of the invention
The utility model provides a kind of thermal power plant cooling circulating water system based on electrochemical desalting, solves increasing
If the technical issues of recirculated water cannot be met environmental requirements after the secondary circulation cooling system with wet type induced cooling tower.
The utility model is to solve the above technical problem by the following technical programs:
A kind of thermal power plant cooling circulating water system based on electrochemical desalting, including recirculated water return pipe and wet type machine
Power aerating and cooling tower, recirculated water return pipe is connected to by electrochemical desalting equipment water inlet pipe with electrochemical desalting equipment, in electrification
It learns to be provided on demineralization plant water inlet pipe and is recycled back to water pump, the electrochemical desalting equipment outlet pipe in electrochemical desalting equipment passes through
Wet type induced cooling tower water inlet is connected to wet type induced cooling tower, is set below wet type induced cooling tower
It is equipped with collecting-tank, recirculated water water supplying pipe is connected on collecting-tank, circulating water supply pump is provided on recirculated water water supplying pipe, in electricity
It is respectively arranged with scraper driving motor and electric control box in chemical deionization equipment, is respectively arranged with electricity in electrochemical desalting equipment
Pole plate and revolving scraper, electrode plate are electrically connected with electric control box, and scraper driving motor is mechanically connected to revolving scraper
Together, the bottom of electrochemical desalting equipment is provided with row's strong brine pipe, row's strong brine pipe is connected together with sedimentation basin.
It is provided with recirculated water return water between recirculated water return pipe and wet type induced cooling tower and directly enters tower tube road；?
The first solenoid valve is provided on electrochemical desalting equipment water inlet pipe；The second electromagnetism is provided on electrochemical desalting equipment outlet pipe
Valve；Third solenoid valve is provided on row's strong brine pipe.
The utility model improves the concentration of water in water circulating system with water salt content, reduces water in water circulating system with water
Amount.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing:
A kind of thermal power plant cooling circulating water system based on electrochemical desalting, including recirculated water return pipe 1 and wet type
Induced cooling tower 16, recirculated water return pipe 1 are connected to by electrochemical desalting equipment water inlet pipe 5 with electrochemical desalting equipment 6,
It is provided on electrochemical desalting equipment water inlet pipe 5 and is recycled back to water pump 3, the electrochemical desalting equipment in electrochemical desalting equipment 6
Outlet pipe 13 is connected to by wet type induced cooling tower water inlet 15 with wet type induced cooling tower 16, logical in wet type machine power
The lower section of Cooling Tower 16 is provided with collecting-tank 17, and recirculated water water supplying pipe 19 is connected on collecting-tank 17, supplies water in recirculated water
It is provided with circulating water supply pump 18 on pipe 19, scraper driving motor 9 and electric control box are respectively arranged in electrochemical desalting equipment 6
10, electrode plate 7 and revolving scraper 8 are respectively arranged in electrochemical desalting equipment 6, electrode plate 7 is electrically connected with electric control box 10
Together, scraper driving motor 9 and revolving scraper 8 are mechanically coupled together, and the bottom of electrochemical desalting equipment 6 is provided with row
Strong brine pipe 11, row's strong brine pipe 11 are connected together with sedimentation basin 20.
It is provided with recirculated water return water between recirculated water return pipe 1 and wet type induced cooling tower 16 and directly enters tower tube road
2；The first solenoid valve 4 is provided on electrochemical desalting equipment water inlet pipe 5；It is provided on electrochemical desalting equipment outlet pipe 13
Second solenoid valve 14；Third solenoid valve 12 is provided on row's strong brine pipe 11.
A branch in recirculated water return pipe 1, i.e. recirculated water return water directly enter tower tube road 2 and wet type induced cooling tower
16 are directly connected to, and are cooled down through wet type induced cooling tower 16；Another way is recycled back to water pump 3 and electrochemical desalting equipment
Electrochemical reaction occurs in electrochemical desalting equipment 6, hydrogen and chlorine is nearby precipitated on electrode plate 7 for 6 connections, recirculated water return water
The apparatus casing inner wall of gas, electrochemical desalting equipment 6 adheres to CaCO3Dirty body, treated, and water is discharged through electrochemical desalting equipment
Pipe 13 and wet type induced cooling tower water inlet 15 enter in wet type induced cooling tower 16, cold through wet type mechanical draft
But tower 16 is cooled down；It is sprayed to collecting-tank 17 through the recirculated water after cooling of wet type induced cooling tower 16, through circulating water supply
18 boosting of pump is connect with recirculated water water supplying pipe 19.Apparatus casing inner wall adheres to CaCO3Dirty body is wiped off by revolving scraper 8, through electrification
It learns demineralization plant bottom row's strong brine pipe 11 and is connected to sedimentation basin 20, make circulation that sewage hardly be discharged.
Claims (2)
1. a kind of thermal power plant cooling circulating water system based on electrochemical desalting, including recirculated water return pipe (1) and wet type
Induced cooling tower (16), which is characterized in that recirculated water return pipe (1) passes through electrochemical desalting equipment water inlet pipe (5) and electricity
Chemical deionization equipment (6) connection, is provided on electrochemical desalting equipment water inlet pipe (5) and is recycled back to water pump (3), electrochemical desalting
Electrochemical desalting equipment outlet pipe (13) in equipment (6) passes through wet type induced cooling tower water inlet (15) and wet type machine power
Aerating and cooling tower (16) connection, is provided with collecting-tank (17), in collecting-tank below wet type induced cooling tower (16)
(17) it is connected with recirculated water water supplying pipe (19) on, circulating water supply pump (18) is provided on recirculated water water supplying pipe (19), in electrification
It learns and is respectively arranged with scraper driving motor (9) and electric control box (10) on demineralization plant (6), in electrochemical desalting equipment (6)
It is respectively arranged with electrode plate (7) and revolving scraper (8), electrode plate (7) is electrically connected with electric control box (10), scraper driving
Motor (9) and revolving scraper (8) are mechanically coupled together, and the bottom of electrochemical desalting equipment (6) is provided with row's strong brine pipe
(11), row strong brine pipe (11) is connected together with sedimentation basin (20).
2. a kind of thermal power plant cooling circulating water system based on electrochemical desalting according to claim 1, feature
It is, recirculated water return water is provided between recirculated water return pipe (1) and wet type induced cooling tower (16) and directly enters tower tube
Road (2)；The first solenoid valve (4) are provided on electrochemical desalting equipment water inlet pipe (5)；In electrochemical desalting equipment outlet pipe
(13) second solenoid valve (14) are provided on；Third solenoid valve (12) are provided on row strong brine pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821117304.6U CN208952717U (en) | 2018-07-16 | 2018-07-16 | Thermal power plant cooling circulating water system based on electrochemical desalting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821117304.6U CN208952717U (en) | 2018-07-16 | 2018-07-16 | Thermal power plant cooling circulating water system based on electrochemical desalting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208952717U true CN208952717U (en) | 2019-06-07 |
Family
ID=66731966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821117304.6U Active CN208952717U (en) | 2018-07-16 | 2018-07-16 | Thermal power plant cooling circulating water system based on electrochemical desalting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208952717U (en) |
-
2018
- 2018-07-16 CN CN201821117304.6U patent/CN208952717U/en active Active
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