CN208054986U - Remove the device of valve cooling system toner - Google Patents

Remove the device of valve cooling system toner Download PDF

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Publication number
CN208054986U
CN208054986U CN201820338560.1U CN201820338560U CN208054986U CN 208054986 U CN208054986 U CN 208054986U CN 201820338560 U CN201820338560 U CN 201820338560U CN 208054986 U CN208054986 U CN 208054986U
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China
Prior art keywords
water
make
valve
toner
adsorption device
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Application number
CN201820338560.1U
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Chinese (zh)
Inventor
于志勇
程杰
程一杰
宋小宁
朱志平
冯礼奎
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.)
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Zhejiang Electric Power Co Ltd
Changsha University of Science and Technology
Original Assignee
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Zhejiang Electric Power Co Ltd
Changsha University of Science and Technology
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Application filed by State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Zhejiang Electric Power Co Ltd, Changsha University of Science and Technology filed Critical State Grid Corp of China SGCC
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Abstract

The utility model discloses a kind of devices for removing valve cooling system toner.Lack the recycling remove device of the toner of valve cooling system leakage at present.The device that the utility model removes valve cooling system toner includes electric adsorption device, power sourced electric control system, pipe valve bypath system and Examination system of instrument;The electric adsorption device includes bulkhead, the water inlet on bulkhead, waste, water outlet, positive electrode and negative electrode;The pipe valve bypath system includes make-up water bypass, blowoff line and valve control system, and make-up water bypass includes water supply tank and make-up pump;The water inlet is connect by pipeline with water supply tank, and the make-up pump is located on the pipeline between water inlet and water supply tank.Compared to traditional resin catcher, the utility model has many advantages, such as that toner removal rate is high, low energy consumption, core element service life is long, and maintaining is simple.

Description

Remove the device of valve cooling system toner
Technical field
The utility model belongs to technical field of direct current power transmission, and in particular to a kind of dress for removing valve cooling system toner It sets.
Background technology
In DC transmission system, converter valve is the core component of current conversion station.Converter valve meeting in normal commutation process A large amount of heat is generated, if these heats cannot be cooled down timely and effectively, DC transmission system will be directly influenced Safety and reliability, or even DC transmission system is caused to stop transport, it is therefore desirable to converter valve is cooled down to ensure that it is normal Work.Valve cooling system includes interior cooling water system and outer cooling water system, and cooling effect and quality directly affect the change of current Valve safe operation.Ion exchange resin is the desalination functional mass of interior cooling water system ion-exchanger, although one kind is not Be dissolved in the high molecular polymer of water, but over time, the resin of long period of soaking in water can continuous aging, and in water It can constantly be broken into little particle under the percussion of stream, remain in resin matrix gap in resin synthesis process so that coming from In the inorganic ions dissolution that falls off of raw material or the catabolite of itself and some resin activity functional groups, hence into valve Chilled water system.The long-term accumulated of its impurity can cause converter valve cooling circuit main filter block, and have experiment conclusion prove from Sub- toner can form local alkaline environment, cause a series of etch chemistries that the metallic aluminium on aluminium radiator surface occurs anti- It answers, ultimately forms charged ion and migrated to screening electrodes in the specific electric field environment of converter valve, formed on screening electrodes surface Dirty layer can influence the safe operation of DC transmission system.
The harm for leaking toner in valve cooling system should not be underestimated, industrial to prevent toner from leaking at present, and Some, which are taken, according to specific technological process such as uses the suitable stainless steel channel steel of intensity and middle row's stainless steel boxing filtering instead Screen casing adds stainless steel filtering net and formulates process equipment inspection and patrols management system.Treatment measures after leakage are mainly increased The resin catcher or accurate filter of various functions type can only capture the little particle resin of certain size or more, for The toner or ion of the path of broken dissolution can not then capture.
Electro Sorb technology is one emerging based on double electrode layer theory in electrochemistry, utilizes the electrochemistry on charged electrode surface Characteristic is mainly used for all types of industries come water technology the purpose of realizing the removal of charged particle in water, the decomposition of organic matter The advanced treating of waste water and municipal wastewater.The country lacks the recycling removing research of the toner of related valve cooling system leakage at present Device and method, for ion exchange resin powder electrification characteristic, go out a kind of removing valve cooling system in conjunction with Electro Sorb technological development The device and method of middle toner is of great significance for the safe operation of technical field of direct current power transmission converter valve.
Utility model content
Technical problem to be solved in the utility model is to overcome the problems of the above-mentioned prior art, provides a kind of removing The device of valve cooling system toner can effectively adsorb foreign ion and toner that shredded resin is leaked, to avoid It flows into valve cooling system circuit and causes the corrosion and scalings of associated components.
For this purpose, the utility model adopts the following technical scheme:Remove the device of valve cooling system toner comprising electricity Adsorbent equipment, power sourced electric control system, pipe valve bypath system and Examination system of instrument;
The electric adsorption device includes bulkhead, the water inlet on bulkhead, waste, water outlet, positive electrode And negative electrode;The power sourced electric control system includes power supply;
The pipe valve bypath system includes make-up water bypass, blowoff line and valve control system, the make-up water Bypass includes water supply tank and make-up pump;The water inlet is connect by pipeline with water supply tank, and the make-up pump is located at On pipeline between water inlet and water supply tank;The power supply provides the voltage and make-up pump between electrode plate in electric adsorption device Power.
As the supplement of above-mentioned technical proposal, in the electric adsorption device plate material of electrode use with graphite oxide and Polyacrylonitrile is raw material through graphene/carbon nanofiber made of electrospinning process.The utility model is using above-mentioned material Electrode has stronger electric conductivity, thermal stability and electro adsorption capacity, enhances the absorption to broken toner, and same When absorption leakage foreign ion.
As the supplement of above-mentioned technical proposal, the Examination system of instrument includes conductivity table and coupled make-up water By-pass gauge and blowdown electrical valve, the conductivity table are located in the outlet pipeline of electric adsorption device, the supply Water by-pass gauge is located in make-up water bypass, and the blowdown electrical valve is located in the blowoff line of electric adsorption device;Root Adjust the opening and closing of the flow and blowdown electrical valve of make-up water in due course according to the designation date of conductivity table.
As the supplement of above-mentioned technical proposal, the water outlet of the electric adsorption device is equipped with end plate, and end plate is to Electro Sorb The bulkhead and electrode of device play fixed function.
The utility model has the advantages that:
1) the power sourced electric control system, pipe valve bypath system of the utility model and Examination system of instrument constitute entire online Monitoring system can realize auto-adjustment control, have good meaning to the safe operation of current conversion station.
2) the utility model is high with toner removal rate, low energy consumption, core element service life is long, maintaining letter The advantages that single.
Description of the drawings
Fig. 1 is the schematic diagram of converter valve water- cooling generator utility model device Scavenger resin powder;
Wherein:1. converter valve, 2. conductivity tables, 3. electric adsorption devices, 4. make-up pumps, 5. ion-exchangers, 6. main mistakes Filter, 7. water supply tanks, 8. accurate filters, 9. nitrogen stabilization pressure devices, 10. expansion tanks, 11. degassing tanks, 12. outer cold water systems System, 13. main circulation pumps;
Fig. 2 is the structural schematic diagram of utility model device.
In Fig. 2,2. conductivity tables, 3. electric adsorption devices, 4. make-up pumps, 7. water supply tanks, 14. power supplys, 31- bulkheads, 32- Positive electrode, 33- negative electrodes, 34- end plates.
Specific implementation mode
It is intended to further illustrate the utility model with reference to embodiments, and unrestricted the utility model.
Referring to Fig. 1, the device of the removing valve cooling system toner of the utility model, which is to be with Electro Sorb technology The equipment of principle design being placed on behind 6 shunt circuit of valve cooling system ion-exchanger 5 and main filter.Pass through Electro Sorb ion Technology and related process parameters setting, achieve the purpose that remove leakage toner.
Referring to Fig. 2, the device that the utility model removes valve cooling system toner includes electric adsorption device 3, power sourced electric Control system, pipe valve bypath system and Examination system of instrument.
The electric adsorption device 3 includes bulkhead 31, the water inlet on bulkhead, waste, water outlet, positive electricity Pole 32 and negative electrode 33;The power sourced electric control system includes power supply 14.
The pipe valve bypath system includes make-up water bypass, blowoff line and valve control system, the make-up water Bypass includes water supply tank 7 and make-up pump 4;The water inlet is connect by pipeline with water supply tank 7, the make-up pump 4 It is located on the pipeline between water inlet and water supply tank 7;The power supply 14 provide voltage in electric adsorption device between electrode plate and The power of make-up pump.The concentration of ion between pipeline is reduced by the flow of make-up water.
The plate material of electrode is using modified graphene/carbon nanofiber in the electric adsorption device, i.e., to aoxidize stone Ink and polyacrylonitrile are made of raw material of electrospinning process.Using the electrode of above-mentioned material, there is stronger electric conductivity, heat Stability and electro adsorption capacity enhance the absorption to broken toner, and adsorb the foreign ion of leakage simultaneously.
The Examination system of instrument includes conductivity table 2 and coupled make-up water by-pass gauge and the electrical valve of blowdown Door, the conductivity table are located in the outlet pipeline of electric adsorption device, and the make-up water by-pass gauge is located at make-up water In bypass, the blowdown electrical valve is located in the blowoff line of electric adsorption device;It is suitable according to the designation date of conductivity table When adjustment make-up water flow and blowdown electrical valve opening and closing.Conductivity parameters are 0.1-0.5 μ S/cm, when conductivity is more than It when 0.4 μ S/cm, then needs to increase make-up water valve opening in due course, is carried out at the same time 10 minutes blowing times, until conductivity reduces To 0.2 μ S/cm.
The Electro Sorb technical matters parameter of the utility model include between electrode positive and negative anodes pole plate voltage be 1.6V, energy consumption is 1.88kW·h/m3, flow velocity is 1.6L/min between electrode positive and negative anodes pole plate, and processing water is 90m3/ h, conductivity is by 1.1 μ S/cm The removal rate for dropping to 0.1 μ S/cm approximations instruction toner reaches 98%.
The above embodiments are only that the part of the utility model is embodied, and can not cover the whole of the utility model, every It is utilized using the equivalence replacement that the utility model description is made, belongs to the scope of patent protection of the utility model content It is interior.

Claims (4)

1. removing the device of valve cooling system toner, which is characterized in that including electric adsorption device (3), power sourced electric control system System, pipe valve bypath system and Examination system of instrument;
The electric adsorption device includes bulkhead (31), the water inlet on bulkhead, waste, water outlet, positive electrode (32) and negative electrode (33);The power sourced electric control system includes power supply (14);
The pipe valve bypath system includes make-up water bypass, blowoff line and valve control system, make-up water bypass Including water supply tank (7) and make-up pump (4);The water inlet is connect by pipeline with water supply tank (7), the make-up pump (4) it is located on the pipeline between water inlet and water supply tank (7);The power supply (14) is provided in electric adsorption device between electrode plate The power of voltage and make-up pump.
2. the device according to claim 1 for removing valve cooling system toner, which is characterized in that the electric adsorption device The plate material of middle electrode is used to be received as raw material through graphene/carbon made of electrospinning process using graphite oxide and polyacrylonitrile Rice fiber.
3. the device according to claim 1 or 2 for removing valve cooling system toner, which is characterized in that the instrument inspection Examining system includes conductivity table (2) and coupled make-up water by-pass gauge and blowdown electrical valve, the conductivity Table (2) is located in the outlet pipeline of electric adsorption device, and the make-up water by-pass gauge is located in make-up water bypass, described Blowdown electrical valve is located in the blowoff line of electric adsorption device;Make-up water is adjusted in due course according to the designation date of conductivity table The opening and closing of flow and blowdown electrical valve.
4. the device according to claim 1 for removing valve cooling system toner, which is characterized in that the electric adsorption device (3) water outlet is equipped with end plate (34).
CN201820338560.1U 2018-03-13 2018-03-13 Remove the device of valve cooling system toner Active CN208054986U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820338560.1U CN208054986U (en) 2018-03-13 2018-03-13 Remove the device of valve cooling system toner

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Application Number Priority Date Filing Date Title
CN201820338560.1U CN208054986U (en) 2018-03-13 2018-03-13 Remove the device of valve cooling system toner

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108373189A (en) * 2018-03-13 2018-08-07 国网浙江省电力有限公司电力科学研究院 Remove the device and method of valve cooling system toner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108373189A (en) * 2018-03-13 2018-08-07 国网浙江省电力有限公司电力科学研究院 Remove the device and method of valve cooling system toner

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