CN204100889U - A kind of Converter Station Valve cooling water-cooling generator - Google Patents
A kind of Converter Station Valve cooling water-cooling generator Download PDFInfo
- Publication number
- CN204100889U CN204100889U CN201420453209.9U CN201420453209U CN204100889U CN 204100889 U CN204100889 U CN 204100889U CN 201420453209 U CN201420453209 U CN 201420453209U CN 204100889 U CN204100889 U CN 204100889U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- cooling
- valve
- main
- tower
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of Converter Station Valve cooling water-cooling generator, it comprises cooling tower, main pump, valve tower and moisturizing branch road, electrical conductivity branch road, non-return valve, cooling tower, main pump, valve tower is in turn connected to form circulating cooling pipeline by main pipeline, described moisturizing branch road comprises replenisher tank, small pump, ion-exchanger, described replenisher tank, small pump, ion-exchanger is connected successively by moisturizing pipeline and is connected on main pipeline, conductivity sensor is arranged on electrical conductivity pipeline, the water inlet end of electrical conductivity pipeline is connected on the main pipeline between main pump and valve tower, its water side is connected on the main pipeline between cooling tower and main pump, water inlet end and the water side in one loop branch pipe road are connected to main pump, on main pipeline between valve tower and small pump, on moisturizing pipeline between ion-exchanger, non-return valve is installed on this loop branch pipe road.Loop branch pipe road and electrical conductivity pipeline are provided separately by the utility model, improve redundancy and reliability.
Description
Technical field
The utility model relates to Converter Station Valve cooling system, specifically a kind of Converter Station Valve cooling water-cooling generator.
Background technology
The structure of existing Converter Station Valve cooling water-cooling generator as shown in Figure 1, it comprises a kind of Converter Station Valve cooling water-cooling generator, it comprises cooling tower 2, main pump 3, valve tower 1 and moisturizing branch road, electrical conductivity branch road, non-return valve 92, cooling tower 2, main pump 3, valve tower 1 is circulated successively by main pipeline and is connected to form circulating cooling pipeline, moisturizing branch road comprises replenisher tank 4, small pump 5, ion-exchanger 6, replenisher tank 4, small pump 5, ion-exchanger 6 is connected successively by moisturizing pipeline and is connected to cooling tower 2, on main pipeline between main pump 3, electrical conductivity branch road comprises conductivity sensor 7, conductivity sensor 7 is arranged on electrical conductivity pipeline, the water inlet end of electrical conductivity pipeline is connected on the main pipeline between main pump 3 and valve tower 1, its water side is connected on the main pipeline between cooling tower 2 and main pump 3, the water inlet end in loop branch pipe road is connected with the electrical conductivity pipeline between the water inlet end of electrical conductivity pipeline and conductivity sensor 7, its water side is connected to small pump 5, on moisturizing pipeline between ion-exchanger 6, non-return valve 92 is installed on this loop branch pipe road to prevent the water of replenisher tank 4 from directly flowing to main pipeline, loop branch pipe road is installed further one for opening and closing the ball valve 91 in loop branch pipe road, moisturizing pipeline between ion-exchanger 6 and main pipeline is also installed a conductivity meter 8.Expansion tank 21 is for storing the inner cold water through deionization process, the inner cold water of partial loss can be supplemented, certain cushioning effect is played to the pressure of main pipeline simultaneously, its one end is connected with the main pipeline between cooling tower 2 and valve tower 1, its other end is connected with the main pipeline between cooling tower 2 and main pump 3, when expansion tank 21 water level lower than 30% time, start moisturizing, the inner cold water of the fresh water of replenisher tank 4 injects circulating cooling pipeline system after deionization process; When expansion tank 21 water level higher than 35% time stop moisturizing.
Normal water flow path direction is as shown in the black flow arrows in figure, inner cold water fresh in replenisher tank 4 is (without the distilled water of deionization process, electrical conductivity is higher, be approximately 1.0 μ about s/cm) after the process of ion-exchanger 6 deionization, to meet the demand that valve cooling system runs, then enter main pipeline.Through main pump build-up pressure, the inner cold water of about 96% flows into valve tower 1, cools valve tower 1 equipment.An inner cold water part of other 4% enters ion-exchanger 6 and again carries out deionization process after ball valve 91, non-return valve 92, and object is the electrical conductivity further reducing inner cold water; Another part flows through inner cold water conductivity sensor 7, for display, warning, tripping operation.
There is following shortcoming in the prior art:
1, normally, time, a small amount of inner cold water that should flow into ion-exchanger in main pipeline is branched in conductivity sensor loop, decreases deionization efficiency;
2, normally time, non-return valve is open mode, when moisturizing, need by inner cold water fresh in filling pipe to non-return valve buffer brake tube wall flap, the fresh inner cold water of part must be had to flow through electrical conductivity branch road without ion-exchanger and then enter in main pipeline, now because fresh inner cold water is diluted, conductivity sensor measurement variation is not obvious;
3, when non-return valve fault, the inner cold water that high conductivity is fresh directly enters the relatively little electrical conductivity branch road of hydraulic pressure without ion-exchanger, causes direct current to trip.
4, non-return valve is connected in high-pressure sealed circulating cooling pipeline, is not easy to safeguard and check, cannot ensure that non-return valve is at every moment all intact when therefore normally running, and slightly fault just will make fresh water flow into conductivity measurement loop, cause tripping operation.
Utility model content
In order to solve the problem, the utility model provides a kind of Converter Station Valve to cool water-cooling generator, and electrical conductivity pipeline and loop branch pipe road are provided separately by it, improves redundancy and the reliability of valve cooling water-cooling generator.
For realizing above object, the technical scheme that the utility model is taked is:
A kind of Converter Station Valve cooling water-cooling generator, it comprises cooling tower, main pump, valve tower and moisturizing branch road, electrical conductivity branch road, non-return valve, described cooling tower, main pump, valve tower is in turn connected to form circulating cooling pipeline by main pipeline, and described moisturizing branch road comprises replenisher tank, small pump, ion-exchanger, described replenisher tank, small pump, ion-exchanger is connected successively by moisturizing pipeline and is connected to cooling tower, on main pipeline between main pump, described electrical conductivity branch road comprises conductivity sensor, described conductivity sensor is arranged on electrical conductivity pipeline, the water inlet end of described electrical conductivity pipeline is connected on the main pipeline between main pump and valve tower, its water side is connected on the main pipeline between cooling tower and main pump, and water inlet end and the water side in a loop branch pipe road are connected to main pump, on main pipeline between valve tower and small pump, on moisturizing pipeline between ion-exchanger, described non-return valve is installed on this loop branch pipe road to prevent the water of replenisher tank from directly flowing to main pipeline.
Described loop branch pipe road is installed further one for opening and closing the ball valve in loop branch pipe road.
A conductivity meter also installed by moisturizing pipeline between described ion-exchanger and main pipeline.
Described Converter Station Valve cooling water-cooling generator comprises an expansion tank further, and one end of described expansion tank is connected with the main pipeline between cooling tower and valve tower, and its other end is connected with the main pipeline between cooling tower and main pump.
Compared with prior art, the utility model has the advantage of: loop branch pipe road and electrical conductivity pipeline are provided separately by the utility model, in moisturizing branch road, fresh inner cold water can not flow in electrical conductivity branch road because of non-return valve self structure and failure cause, and the inner cold water that loop branch pipe road flows to ion-exchanger also can not reduce deionization efficiency because of separate system electrical conductivity pipeline, provides redundancy and the reliability of water-cooling generator.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing Converter Station Valve cooling water-cooling generator;
Fig. 2 is the structural representation of the utility model Converter Station Valve cooling water-cooling generator.
Wherein: 1, valve tower; 2, cooling tower; 21, expansion tank; 3, main pump; 4, replenisher tank; 5, small pump; 6, ion-exchanger; 7, conductivity sensor; 8, conductivity meter; 91, ball valve; 92, non-return valve; 10, valve tower; 20, cooling tower; 201, expansion tank; 30, main pump; 40, replenisher tank; 50, small pump; 60, ion-exchanger; 70, conductivity sensor; 80, conductivity meter; 901, ball valve; 902, non-return valve.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, content of the present utility model is described in further details.
Embodiment
Please refer to shown in Fig. 2, a kind of Converter Station Valve cooling water-cooling generator, it comprises cooling tower 20, main pump 30, valve tower 10 and moisturizing branch road, electrical conductivity branch road, ball valve 901, non-return valve 902, cooling tower 20, main pump 30, valve tower 10 is in turn connected to form circulating cooling pipeline by main pipeline, and moisturizing branch road comprises replenisher tank 40, small pump 50, ion-exchanger 60, conductivity meter 80, replenisher tank 40, small pump 50, ion-exchanger 60 is connected rear and cooling tower 20 with conductivity meter 80 successively by moisturizing pipeline, main pipeline between main pump 30 is connected, electrical conductivity branch road comprises conductivity sensor 70, conductivity sensor 70 is arranged on electrical conductivity pipeline, the water inlet end of electrical conductivity pipeline is connected on the main pipeline between main pump 30 and valve tower 10, its water side is connected on the main pipeline between cooling tower 20 and main pump 30, and water inlet end and the water side in a loop branch pipe road are connected to main pump 30, on main pipeline between valve tower 10 and small pump 50, on moisturizing pipeline between ion-exchanger 60, for opening and closing the ball valve 901 in loop branch pipe road and the non-return valve 902 for preventing the water of replenisher tank 40 from directly flowing to main pipeline is installed on this loop branch pipe road, wherein, non-return valve 902 adopts two end flanges crimping forms, is convenient to dismounting and later maintenance.
Normal water flow path direction is as shown in the black flow arrows in Fig. 2, main pump 30 is divided into three tunnels by cooled for cooling tower 20 water (calling cooling water in the following text): wherein most leads to valve tower 10, for cooling valve tower, again got back to cooling tower 20 by the water after the use of valve tower to cool, form circulating cooling pipeline; Wherein sub-fraction, by after carrying out deionization process by ion-exchanger 60 after ball valve 901 and non-return valve 902, is got back in main line again in addition, to reduce to cool electrical conductivity of water; A tiny segment is also had to lead to conductivity sensor 70, (this is existing routine techniques to realize the operations such as display, warning, tripping operation by the monitoring of conductivity sensor 70, such as in certain current conversion station, when cooling electrical conductivity of water reaches 0.35 μ s/cm alarm, reach 0.55 μ s/cm time delay 10s and send straight-flow system tripping operation).
Carry out supply to the cooling water in main pipeline to be realized by replenisher tank 40, moisturizing flows to as the block arrows in Fig. 2
shown in, small pump 50 by inner cold water fresh in replenisher tank 40 (without the distilled water of deionization process, electrical conductivity is higher, be approximately 1.0 μ about s/cm, call inner cold water in the following text) and supply is carried out to cooling water leading in main pipeline after carrying out deionization operation by ion-exchanger 60 after leading in loop branch pipe road cooling water mixing, conductivity meter 80 can measure the electrical conductivity of water after deionization.
In order to prevent the excessive supply of replenisher tank 40, in the utility model preferred embodiment, also install an expansion tank 201, one end of expansion tank 201 is connected with the main pipeline between cooling tower 20 and valve tower 10, and its other end is connected with the main pipeline between cooling tower 20 and main pump 30.The effect of expansion tank 201 has three: one to be inner cold water for storing through deionization process, can supplement the inner cold water of partial loss; Two is the supplies controlling replenisher tank 40 pairs of cooling waters, when expansion tank 201 water level lower than 30% time, start moisturizing, the inner cold water of the fresh water of replenisher tank 40 injects circulating cooling pipeline system after deionization process; When expansion tank 201 water level higher than 35% time stop moisturizing; Three is that the pressure of main pipeline plays certain cushioning effect.
Above-listed detailed description is illustrating for the utility model possible embodiments, and this embodiment is also not used to limit the scope of the claims of the present utility model, does not allly depart from the equivalence that the utility model does and implements or change, and all should be contained in the scope of the claims of this case.
Claims (4)
1. a Converter Station Valve cooling water-cooling generator, it comprises cooling tower (20), main pump (30), valve tower (10) and moisturizing branch road, electrical conductivity branch road, non-return valve (902), described cooling tower (20), main pump (30), valve tower (10) is in turn connected to form circulating cooling pipeline by main pipeline, described moisturizing branch road comprises replenisher tank (40), small pump (50), ion-exchanger (60), described replenisher tank (40), small pump (50), ion-exchanger (60) is connected successively by moisturizing pipeline and is connected to cooling tower (20), on main pipeline between main pump (30), described electrical conductivity branch road comprises conductivity sensor (70), it is characterized in that, described conductivity sensor (70) is arranged on electrical conductivity pipeline, the water inlet end of described electrical conductivity pipeline is connected on the main pipeline between main pump (30) and valve tower (10), its water side is connected on the main pipeline between cooling tower (20) and main pump (30), the water inlet end in one loop branch pipe road and water side are connected to main pump (30), on main pipeline between valve tower (10) and small pump (50), on moisturizing pipeline between ion-exchanger (60), described non-return valve (902) is installed on this loop branch pipe road to prevent the water of replenisher tank (40) from directly flowing to main pipeline.
2. Converter Station Valve cooling water-cooling generator according to claim 1, is characterized in that, described loop branch pipe road is installed further one for opening and closing the ball valve (901) in loop branch pipe road.
3. Converter Station Valve cooling water-cooling generator according to claim 1, is characterized in that, the moisturizing pipeline between described ion-exchanger (60) and main pipeline is also installed a conductivity meter (80).
4. Converter Station Valve cooling water-cooling generator according to claim 1, it is characterized in that, described Converter Station Valve cooling water-cooling generator comprises an expansion tank (201) further, one end of described expansion tank (201) is connected with the main pipeline between cooling tower (20) and valve tower (10), and its other end is connected with the main pipeline between cooling tower (20) and main pump (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420453209.9U CN204100889U (en) | 2014-08-12 | 2014-08-12 | A kind of Converter Station Valve cooling water-cooling generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420453209.9U CN204100889U (en) | 2014-08-12 | 2014-08-12 | A kind of Converter Station Valve cooling water-cooling generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204100889U true CN204100889U (en) | 2015-01-14 |
Family
ID=52269309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420453209.9U Active CN204100889U (en) | 2014-08-12 | 2014-08-12 | A kind of Converter Station Valve cooling water-cooling generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204100889U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747793A (en) * | 2015-03-09 | 2015-07-01 | 中国能源建设集团广东省电力设计研究院有限公司 | Direct current convertor station valve cooling system and control method thereof |
| CN105071261A (en) * | 2015-08-27 | 2015-11-18 | 中国南方电网有限责任公司超高压输电公司昆明局 | Converter station valve cooling main pump online maintenance water replenishing work vehicle |
| CN109319972A (en) * | 2018-08-30 | 2019-02-12 | 中国南方电网有限责任公司超高压输电公司天生桥局 | A kind of outer cold water conductivity automatic control system of valve cooling system |
| CN109922640A (en) * | 2019-01-31 | 2019-06-21 | 武汉船用机械有限责任公司 | Circulating cooling system and electronic equipment |
| CN113375384A (en) * | 2021-07-17 | 2021-09-10 | 南京拓展科技有限公司 | Ultrahigh-precision process cooling water system and constant temperature control method thereof |
-
2014
- 2014-08-12 CN CN201420453209.9U patent/CN204100889U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747793A (en) * | 2015-03-09 | 2015-07-01 | 中国能源建设集团广东省电力设计研究院有限公司 | Direct current convertor station valve cooling system and control method thereof |
| CN104747793B (en) * | 2015-03-09 | 2017-03-15 | 中国能源建设集团广东省电力设计研究院有限公司 | DC converter station valve cooling system and its control method |
| CN105071261A (en) * | 2015-08-27 | 2015-11-18 | 中国南方电网有限责任公司超高压输电公司昆明局 | Converter station valve cooling main pump online maintenance water replenishing work vehicle |
| CN105071261B (en) * | 2015-08-27 | 2017-03-22 | 中国南方电网有限责任公司超高压输电公司昆明局 | Converter station valve cooling main pump online maintenance water replenishing work vehicle |
| CN109319972A (en) * | 2018-08-30 | 2019-02-12 | 中国南方电网有限责任公司超高压输电公司天生桥局 | A kind of outer cold water conductivity automatic control system of valve cooling system |
| CN109922640A (en) * | 2019-01-31 | 2019-06-21 | 武汉船用机械有限责任公司 | Circulating cooling system and electronic equipment |
| CN113375384A (en) * | 2021-07-17 | 2021-09-10 | 南京拓展科技有限公司 | Ultrahigh-precision process cooling water system and constant temperature control method thereof |
| CN113375384B (en) * | 2021-07-17 | 2022-08-30 | 南京拓展科技有限公司 | Ultrahigh-precision process cooling water system and constant temperature control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204100889U (en) | A kind of Converter Station Valve cooling water-cooling generator | |
| CN204303363U (en) | A kind of Spent Fuel Pool emergency monitoring and water charging system | |
| CN203800441U (en) | Water cooling device of 6KV explosion-proof chain type stationary static var generator for mining | |
| CN105064446A (en) | Accident safety method and system for water supply | |
| CN203741383U (en) | Cooling water control system | |
| CN202251888U (en) | Concentrated oil supply structure for plurality of speed reducers | |
| CN201779997U (en) | Power failure emergency circulating cooling water replenishing device of metallurgical furnace | |
| CN205689742U (en) | A kind of gear case of blower cooling system constant pressure water compensation apparatus | |
| CN203091702U (en) | Band casting machine | |
| CN204806758U (en) | Circulative cooling water supply system outside hydroelectric power plant | |
| CN107829868A (en) | Tandem intelligent booster water storage power station | |
| CN202047872U (en) | Pipeline natural gas generator set | |
| CN203891115U (en) | Water supply device with automatic pressure relief function | |
| CN209104975U (en) | A kind of Generator Stator Cooling water system anti-siphon means | |
| CN208778083U (en) | A kind of diesel engine water device for cooling | |
| CN204046399U (en) | Mining high-voltage three combines explosion-proof frequency converter water-cooling system control device | |
| CN203671254U (en) | Cooling device matched with acid gas conveying device | |
| CN211425594U (en) | Water conservancy monitoring and early warning device | |
| CN204696579U (en) | A kind of boats and ships service cable towing device | |
| CN208611651U (en) | A kind of fire engineering intelligent fire bolt housing | |
| CN210764397U (en) | Generator stator cooling water quality blending and protecting device | |
| CN208702835U (en) | A kind of pipe rupture valve function test device | |
| CN208983525U (en) | A kind of large-scale data center air-conditioning system | |
| CN112092658A (en) | Central liquid cooling quick charging station system | |
| CN209223136U (en) | A kind of cooling water system for conticaster |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |