CN103018428A - Test and detection apparatus for ion exchange resin of direct-current power transmission valve cooling system - Google Patents
Test and detection apparatus for ion exchange resin of direct-current power transmission valve cooling system Download PDFInfo
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- CN103018428A CN103018428A CN2012105199262A CN201210519926A CN103018428A CN 103018428 A CN103018428 A CN 103018428A CN 2012105199262 A CN2012105199262 A CN 2012105199262A CN 201210519926 A CN201210519926 A CN 201210519926A CN 103018428 A CN103018428 A CN 103018428A
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Abstract
The invention discloses a test and detection apparatus for an ion exchange resin of a direct-current power transmission valve cooling system. The apparatus comprises a main circulation loop and a deionization branch, wherein the main circulation loop comprises a main circulating pump, a first water-water heat exchanger, a water chilling unit and a simulated load pipeline system, the deionization branch comprises a flow control valve, a flow transmitter, an ion tank and a voltage stabilization system, and the deionization branch joins with the main circulation loop at an inlet of the main circulating pump. The apparatus can test exchange performance of the resin under the condition of different quantities of flow in the deionization branch so as to determine whether the exchange performance of the resin meets requirements and to select an appropriate quantity of branch flow. Moreover, the apparatus can test exchange performance of the resin under the conditions of different cooling medium temperatures and different voltage stabilization modes so as to provide bases for selection of an appropriate operating temperature and an appropriate voltage stabilization mode. The apparatus can also detect and test water distribution components in a converter valve, e.g., PVDF pipes, FEP pipes, aluminum radiators, electrodes or the like.
Description
Technical field
The present invention relates to the direct current transportation valve cooling system, particularly direct current transportation valve cooling system ion exchange resin experiment detection device.
Background technology
The straight-wavy valve cooling system is as one of backup system of high voltage direct current transmission project, take reliable and stable, energy-conserving and environment-protective, high efficiency cooling as target, the technical parameters such as the temperature by accuracy controlling valve cold water, flow, pressure, water quality, guaranteeing the DC converter valve safe and reliable operation, is necessary links and the visual plant of HVDC (High Voltage Direct Current) transmission system safety, stable operation.
The field that valve cooling system relates to is wider, comprises a plurality of fields such as machinery, electric, water treatment, chemistry, physics, heat power, refrigeration, HVAC, air-conditioning.The key components of containing and auxiliary material are also more, and content is very numerous and diverse.Present day wide, the DC engineerings such as height is started, Chu Sui, Xingan, each Converter Station Valve cooling system the phenomenons such as material aging, component wear occur through long-time running, causes equipment deficiency, Frequent Troubles.According to each current conversion station running log and each change of current inspection situation analysis of standing firm, each current conversion station occurs all that resin particle is broken to be leaked and problem that ion-exchange performance descends.
Summary of the invention
The object of the invention is to overcome the shortcoming of above-mentioned prior art, a kind of direct current transportation valve cooling system ion exchange resin experiment detection device is provided.
For addressing the above problem, the technical solution used in the present invention is:
Direct current transportation valve cooling system ion exchange resin experiment detection device, comprise main circulation loop and deionization branch road, described main circulation loop comprises main circulation pump, the first water-water heat exchanger, handpiece Water Chilling Units and fictitious load piping system, described main circulation pump, the first water-water heat exchanger hot water side and fictitious load piping system are in turn connected to form main circulation loop by pipeline, described deionization branch road comprises the flow control valve that connects successively by pipeline, flow transmitter, ion tank and voltage-stabilizing system, described deionization branch road and main circulation loop collaborate in the main circulation pump porch, described the first water-water heat exchanger cold water side is connected with handpiece Water Chilling Units, and handpiece Water Chilling Units is carried out heat exchange by the heat eliminating medium in the first water-water heat exchanger and the major cycle.Flow control valve is used for the adjusting of deionization branch road flow, so as under different flow the performance of test ion exchange resin.
In order better to realize the present invention, described main circulation loop is provided with electric heater, is used for regulating the temperature of heat eliminating medium, in order to detect the performance of Wofatit under different temperatures.
In order better to realize the present invention, described handpiece Water Chilling Units is carried out heat exchange by the heat eliminating medium in the second water-water heat exchanger and the auxiliary circulation first, heat eliminating medium in the auxiliary circulation carries out heat exchange by the heat eliminating medium in the first water-water heat exchanger and the major cycle, described auxiliary circulation is in turn connected to form by the second water-water heat exchanger hot water side, liquid reserve tank, filtrator, water pump, valve and the first water-water heat exchanger cold water side, when outer coolant-temperature gage is higher than when temperature required, need to realize by the heat exchange of handpiece Water Chilling Units forced refrigeration.Ion exchange resin switching performance pick-up unit circulating water temperature can be controlled at below 20 ℃ by handpiece Water Chilling Units.
In order better to realize the present invention, described voltage-stabilizing system is nitrogen stabilization pressure system or elevated tank, can under nitrogen stabilization pressure system and two kinds of different voltage regulation ways of elevated tank, test, converter valve inside water distribution fictitious load piping system test device corrosion condition is compared, judge that nitrogen stabilization pressure system and elevated tank mode are to the influence degree of water distribution system corrosion.
In order better to realize the present invention, described nitrogen stabilization pressure system comprises expansion drum and nitrogen pot.
In order to realize that better the present invention, described fictitious load piping system are PVDF pipe, FEP pipe or aluminium formula heating radiator.
The present invention compared with prior art, have following advantage and beneficial effect: this device can be under different deionization branch road flows the switching performance of test ion exchange resin, thereby judge whether its switching performance meets the demands, select suitable deionization branch road flow.This device can also be under different coolant temperatures and different voltage regulation way the switching performance of test ion exchange resin, thereby for selecting suitable working temperature and voltage regulation way that foundation is provided.This device can also be realized the detection test to DC converter valve inside water distribution components and parts, such as converter valve PVDF or FEP line seal performance test, the converter valve aluminium formula heating radiator difference in flow thread test of buckling also can place the equal piezoelectricity utmost point and carry out electricity level corrosion test etc. in PVDF or the FEP pipe.
Description of drawings
Fig. 1 is the embodiment of the invention 1 described direct current transportation valve cooling system ion exchange resin experiment detection device structural drawing.
Embodiment
Below in conjunction with embodiment and accompanying drawing embodiments of the present invention are described in further detail, but embodiments of the present invention are not limited to this.
Embodiment 1
Direct current transportation valve cooling system ion exchange resin experiment detection device, comprise main circulation loop and deionization branch road, main circulation loop comprises main circulation pump 1, electric heater 2, fictitious load piping system 3, the first water-water heat exchanger 4, the second water-water heat exchanger 5, liquid reserve tank 6, filtrator 7, water pump 8, valve 9, handpiece Water Chilling Units 10, the deionization branch road comprises flow control valve 11, flow transmitter 12, ion tank 13 and expansion drum 14, nitrogen pot 15 is connected with expansion drum 14, and deionization branch road and main circulation loop collaborate in main circulation pump 1 porch.
Main circulation pump 1, the first water-water heat exchanger 4 hot water sides and fictitious load piping system 3 are in turn connected to form main circulation loop by pipeline.The first water-water heat exchanger 4 cold water side are connected with handpiece Water Chilling Units 10.The second water-water heat exchanger 5 hot water sides, liquid reserve tank 6, filtrator 7, water pump 8, valve 9 and the first water-water heat exchanger 4 cold water side are in turn connected to form auxiliary circulation.
Handpiece Water Chilling Units is carried out heat exchange by the heat eliminating medium in the second water-water heat exchanger and the auxiliary circulation first, and the heat eliminating medium in the auxiliary circulation carries out heat exchange by the heat eliminating medium in the first water-water heat exchanger and the major cycle.
The fictitious load piping system is PVDF pipe, FEP pipe or aluminium formula heating radiator.
When carrying out the resin property test, with the ion exchange resin to be detected ion tank 13 of packing into, start main circulation pump 1, regulate the flow of deionization branch road by flow control valve 11, the record conductivity is also drawn its change curve, thereby judge purification rate and the exchange capacity of ion exchange resin, judge whether its switching performance meets the demands, select suitable deionization branch road flow.Simultaneously, this pick-up unit can be tested the switching performance of ion exchange resin under different temperatures and different voltage regulation way.This device can also be realized the detection test to DC converter valve inside water distribution components and parts, such as converter valve PVDF or FEP line seal performance test, the converter valve aluminium formula heating radiator difference in flow thread test of buckling also can place the equal piezoelectricity utmost point and carry out electricity level corrosion test etc. in PVDF or the FEP pipe.
Above-described embodiment is the better embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present invention and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. direct current transportation valve cooling system ion exchange resin experiment detection device, it is characterized in that: described device comprises main circulation loop and deionization branch road, described main circulation loop comprises main circulation pump, the first water-water heat exchanger, handpiece Water Chilling Units and fictitious load piping system, described main circulation pump, the first water-water heat exchanger hot water side and fictitious load piping system are in turn connected to form main circulation loop by pipeline, described deionization branch road comprises the flow control valve that connects successively by pipeline, flow transmitter, ion tank and voltage-stabilizing system, described deionization branch road and main circulation loop collaborate in the main circulation pump porch, described the first water-water heat exchanger cold water side is connected with handpiece Water Chilling Units, and handpiece Water Chilling Units is carried out heat exchange by the heat eliminating medium in the first water-water heat exchanger and the major cycle.
2. described direct current transportation valve cooling system ion exchange resin experiment detection device according to claim 1, it is characterized in that: described main circulation loop is provided with electric heater.
3. described direct current transportation valve cooling system ion exchange resin experiment detection device according to claim 1, it is characterized in that: described handpiece Water Chilling Units is carried out heat exchange by the heat eliminating medium in the second water-water heat exchanger and the auxiliary circulation first, heat eliminating medium in the auxiliary circulation carries out heat exchange by the heat eliminating medium in the first water-water heat exchanger and the major cycle, and described auxiliary circulation is in turn connected to form by the second water-water heat exchanger hot water side, liquid reserve tank, filtrator, water pump, valve and the first water-water heat exchanger cold water side.
4. described direct current transportation valve cooling system ion exchange resin experiment detection device according to claim 1, it is characterized in that: described voltage-stabilizing system is nitrogen stabilization pressure system or elevated tank.
5. described direct current transportation valve cooling system ion exchange resin experiment detection device according to claim 4 is characterized in that: described nitrogen stabilization pressure system comprises expansion drum and nitrogen pot.
6. described direct current transportation valve cooling system ion exchange resin experiment detection device according to claim 1, it is characterized in that: described fictitious load piping system is PVDF pipe, FEP pipe or aluminium formula heating radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105199262A CN103018428A (en) | 2012-12-06 | 2012-12-06 | Test and detection apparatus for ion exchange resin of direct-current power transmission valve cooling system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012105199262A CN103018428A (en) | 2012-12-06 | 2012-12-06 | Test and detection apparatus for ion exchange resin of direct-current power transmission valve cooling system |
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| CN103018428A true CN103018428A (en) | 2013-04-03 |
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| CN2012105199262A Pending CN103018428A (en) | 2012-12-06 | 2012-12-06 | Test and detection apparatus for ion exchange resin of direct-current power transmission valve cooling system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099137A (en) * | 2015-08-25 | 2015-11-25 | 许继集团有限公司 | Converter valve cooling system and ionized water removing apparatus |
| CN105976689A (en) * | 2016-05-06 | 2016-09-28 | 上海核工程研究设计院 | Multifunctional testing device used for control rod drive wire rod drop test and fuel assembly service lifetime test |
| CN106053118A (en) * | 2016-07-21 | 2016-10-26 | 北京国电富通科技发展有限责任公司 | Over-current assembly test device |
| CN113669122A (en) * | 2021-08-13 | 2021-11-19 | 普世通（北京）电气有限公司 | Novel low-carbon extra-high voltage converter station energy utilization system |
| CN113960116A (en) * | 2021-10-21 | 2022-01-21 | 常州博瑞电力自动化设备有限公司 | Device and method for testing dynamic performance of ion exchange resin of converter valve cooling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105099137A (en) * | 2015-08-25 | 2015-11-25 | 许继集团有限公司 | Converter valve cooling system and ionized water removing apparatus |
| CN105976689A (en) * | 2016-05-06 | 2016-09-28 | 上海核工程研究设计院 | Multifunctional testing device used for control rod drive wire rod drop test and fuel assembly service lifetime test |
| CN106053118A (en) * | 2016-07-21 | 2016-10-26 | 北京国电富通科技发展有限责任公司 | Over-current assembly test device |
| CN113669122A (en) * | 2021-08-13 | 2021-11-19 | 普世通（北京）电气有限公司 | Novel low-carbon extra-high voltage converter station energy utilization system |
| CN113960116A (en) * | 2021-10-21 | 2022-01-21 | 常州博瑞电力自动化设备有限公司 | Device and method for testing dynamic performance of ion exchange resin of converter valve cooling system |
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Application publication date: 20130403 |