CN204465327U - A kind of high voltage converter intelligence cooling control system - Google Patents
A kind of high voltage converter intelligence cooling control system Download PDFInfo
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- CN204465327U CN204465327U CN201520080633.8U CN201520080633U CN204465327U CN 204465327 U CN204465327 U CN 204465327U CN 201520080633 U CN201520080633 U CN 201520080633U CN 204465327 U CN204465327 U CN 204465327U
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Abstract
The utility model discloses a kind of high-pressure frequency-conversion intelligence cooling control system, comprise field bus control system and the air conditioner cooling system be attached thereto respectively, air cooling system, circulating water cooling system; Described circulating water cooling system comprises supervisory control system (9), valve (7) and the cyclic water tank be connected successively (1), circulating water pump (2), heat exchanger (3), decompressor (4), cooling tower (5); Described supervisory control system (9) comprises external detecting instrument, control system, and external detecting instrument is distributed in the water side of heat exchanger (3) two ends and cooling tower (5); Described control system comprises dynamic hydraulic equilibrium adjusting device (91), temperature-adjusting device (92), Steam Generator in Load Follow control device (93), conductivity adjustment device (94).In the utility model, field bus control system controls the independence of air conditioner cooling system, air cooling system, circulating water cooling system, can according to the preferred type of cooling of actual conditions, intelligent, efficient, energy-conservation, stable.
Description
Technical field
The utility model relates to cooling control system, specifically refers to a kind of high voltage converter intelligence cooling control system.
Background technology
The temperature requirement of general high voltage frequency converter installation environment is-5 DEG C to 40 DEG C, operating state ensures that the cabinet internal temperature of high voltage converter is lower than 65 DEG C, and caloric value is large during high voltage converter work, equipment and ambient temperature is caused to raise, the equipment that affects normally runs, and failure rate rises, useful life declines.Existing cooling system controls in cooling efficiency, energy consumption and respectively has quality in environmental constraints etc.: air conditioner cooling system, can highly effective refrigeration dehumidifying rapidly, but comparatively large by space constraints, and when ambient temperature is higher, operating efficiency is lower, power consumption is large; Air cooling system structure is simple, with low cost, but cooling efficiency compared with low, maintenance cost is high, stability is large to surrounding environment dependency degree; Body water cooling system good heat dissipation effect, but high, installation complexity is required to system process, leakage hidden trouble is larger.
So need to provide a kind of intelligentized cooling control system, cooling demand can be met in various environment and at utmost can reduce energy consumption again.
Utility model content
The purpose of this utility model is that providing a kind of can meet a kind of high voltage converter intelligence cooling control system that cooling demand at utmost can reduce again energy consumption in various environment, air conditioner cooling system, air cooling system and circulating water cooling system are carried out Combinatorial Optimization design, intelligent, efficient, energy-conservation, stable.
The utility model is achieved through the following technical solutions: comprise field bus control system and the air conditioner cooling system be connected with field bus control system respectively, air cooling system, circulating water cooling system and; Described circulating water cooling system comprises supervisory control system and the cyclic water tank be connected successively, circulating water pump, heat exchanger, decompressor, cooling tower; Described circulating water cooling system also comprises valve; Described supervisory control system comprises external detecting instrument, control system; Described external detecting instrument is distributed in the two ends of heat exchanger and the water side of cooling tower; Described control system comprises dynamic hydraulic equilibrium adjusting device, temperature-adjusting device, Steam Generator in Load Follow control device, conductivity adjustment device.
Field bus control system is connected with air conditioner cooling system, air cooling system, circulating water cooling system respectively, field bus control system controls separately air conditioner cooling system, air cooling system, circulating water cooling system, and therefore air conditioner cooling system, air cooling system, circulating water cooling system isolated operation also can may be combined with operation.
In circulating water cooling system, cold water flows through cyclic water tank, circulating water pump, heat exchanger, decompressor, cooling tower, cyclic water tank successively, namely cold water enters in heat exchanger by cyclic water tank through circulating pump pressurization, heat up after the heat that absorption high voltage converter distributes, hot water recovers atmospheric pressure state by decompressor, enter cooling tower cooling again, cold-water reflux enters cyclic water tank and forms circulation.
Further, arrange triple valve between described cooling tower and cyclic water tank, triple valve and cyclic water tank divide two-way to be connected, and main road is directly connected with cyclic water tank, and bypass arranges chemicals dosing plant; Described chemicals dosing plant is included in line analysis regulating system, measuring pump, acid-base accommodation device, sterilizing unit, slow corrosion device, apparatus for eliminating sludge; Described on-line analysis regulating system is connected with the external detecting instrument of cooling tower water side, triple valve, valve C, valve D and measuring pump respectively.
Chemicals dosing plant is arranged on bypass and is connected with conductivity adjustment device, if recirculated water in good condition in circulating water cooling system, supervisory control system sends triple valve and opens main road instruction, and recirculated water can enter cyclic water tank by main road, and even running is increased work efficiency; If recirculated water abnormal state, the on-line analysis regulating system of chemicals dosing plant controls triple valve, valve C, valve D open, and by the analysis to recirculated water state, controls measuring pump and add corresponding conditioning agent in recirculated water.Chemicals dosing plant also can regularly add bactericide, corrosion inhibiter, scale remover, recirculated water is carried out to the purified treatment such as sterilizing, scale removal, inhibition.
Further, described circulating water cooling system also comprises ionic adsorption device, is arranged between circulating water pump and heat exchanger.
Further, described external detecting instrument comprises flowmeter, thermometer, pressure gauge and conductivity meter; Described dynamic hydraulic equilibrium adjusting device is connected with flowmeter A, flowmeter B, valve A, triple valve, valve E, valve F respectively; Described temperature-adjusting device is connected with thermometer A, thermometer B, thermometer C, valve A, valve E respectively; Described Steam Generator in Load Follow control device is connected with pressure gauge A, pressure gauge B, circulating water pump, decompressor respectively; Described conductivity adjustment device is connected with conductivity meter, chemicals dosing plant, ionic adsorption device respectively.
Supervisory control system is connected with external detecting instrument, valve and relevant device, by the Real-time Collection analysis to external detecting instrument parameter, carries out measuring and adjustation in time to the water quality of circulating water, to ensure the operating state of circulating water cooling system.The collection of dynamic hydraulic equilibrium adjusting device also, after the parameter of analysis stream gauge, by the control to valve A, triple valve, valve E, valve F state, reaches the object to cold water flow equiblibrium mass distribution; Temperature-adjusting device collection also, after the parameter of analysis temperature meter, by the control to valve A, valve E state, reaches the adjustment to circulating water temperature; The collection of described Steam Generator in Load Follow control device also, after analyzing manometric parameter, by the control to circulating water pump, decompressor, reaches the control to circulating water pressure; Described conductivity adjustment device collection after analyzing the parameter of conductivity meter, by the control to chemicals dosing plant, ionic adsorption device, regulate the acid-base value of recirculated water, keep recirculated water in neutral, kill bacteria, and in recirculated water, add corrosion inhibiter, scale remover the ion that pyrolysis produces is adsorbed simultaneously, thus to purify water.
Further, the inwall of shell of frequency converter is close to by described heat exchanger, comprises cooling water pipe and heat exchange fin, and cooling water pipe spirality is arranged, through heat exchange fin.Cooling water pipe does not contact with the core component in high voltage converter, also can not have influence on the normal operation of equipment even if leak.Heat in high voltage converter can be delivered to the cold water in cooling water pipe by heat exchange fin, temperature of cold water rises becomes hot water, and heat is taken out of along with water circulation.
Further, described cyclic water tank, heat exchanger, decompressor, cooling tower, chemicals dosing plant all arrange sewage draining exit; Described cooling tower also connection valve E; Described triple valve also connection valve F.Sewage can be discharged by circulating water cooling system, also can add pure cold water, realizes intelligent adjustment.
Further, described air conditioner cooling system comprises air-conditioning and external machine; Described air-conditioning is arranged on frequency converter surrounding, is uniformly distributed.Air-conditioning cooling can reach highly effective refrigeration rapidly, also can dehumidify.
Further, described air cooling system comprises air cooling device, cabinet top fan, axial flow blower and ventilation duct; Described axial flow blower is connected with the cooling tower in circulating water cooling system.Air cooling system structure is simple, and cost is lower.
The utility model is controlled the independence of air conditioner cooling system, air cooling system, circulating water cooling system by field bus control system, a certain cooling system isolated operation can be made according to actual conditions, also can combination in any use, reduce cooling system to the dependency degree of environment, ensure the even running of whole cooling control system, meet the requirement that high voltage converter cools, farthest reduce energy consumption simultaneously, reduce cost, increase the service life.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) the utility model field bus control system controls the independence of air conditioner cooling system, air cooling system, circulating water cooling system, can according to the preferred type of cooling of actual conditions, realizes the intelligence of whole cooling control system, efficient, energy-conservation, stable.
(2) the utility model sets up chemicals dosing plant and ionic adsorption device, and decontamination cycle water guarantees the optimum state of recirculated water, thus ensures the operating efficiency of circulating water cooling system, economizes on resources, extends system useful life.
(3) in the utility model the cooling water pipe of heat exchanger away from the function element of high voltage converter, the hidden danger of leaking after avoiding Cooling Pipe Crack.
Accompanying drawing explanation
Fig. 1 is circulating water cooling system fundamental diagram in the utility model.
Fig. 2 is supervising device connection diagram in circulating water cooling system.
Fig. 3 is the structural representation of heat exchanger in circulating water cooling system.
Fig. 4 is the fundamental diagram of air cooling system in the utility model.
Fig. 5 is the structural representation of this cooling control system.
Wherein: 1-cyclic water tank; 2-circulating water pump; 3-heat exchanger; 31-cooling water pipe; 32-heat exchange fin; 4-decompressor; 5-cooling tower; 6-chemicals dosing plant; 7-valve; 701-valve A; 702-triple valve; 703-valve C; 704-valve D; 705-valve E; 706-valve F; 707-valve G; 8-ionic adsorption device; 9-supervising device; 91-dynamic hydraulic equilibrium adjusting device; 92-temperature-adjusting device; 93-Steam Generator in Load Follow control device; 94-conductivity adjustment device; 10-air cooling device; 11-cabinet top fan; 12-axial flow blower; 13-ventilation duct; 14-air-conditioning.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.
Embodiment 1:
A kind of high voltage converter intelligence cooling control system in the present embodiment, as shown in Figure 1, described circulating water cooling system comprises supervisory control system 9 and the cyclic water tank 1 be connected successively, circulating water pump 2, heat exchanger 3, decompressor 4, cooling tower 5; Described circulating water cooling system also comprises valve 7; Described supervisory control system 9 comprises external detecting instrument, control system and valve; Described external detecting instrument is arranged on the two ends of heat exchanger 3 and the water side of cooling tower 5; Described control system comprises dynamic hydraulic equilibrium adjusting device 91, temperature-adjusting device 92, Steam Generator in Load Follow control device 93, conductivity adjustment device 94.Also arrange triple valve 702 between described cooling tower 5 and cyclic water tank 1, triple valve 702 and cyclic water tank 1 point of two-way is connected, and main road is directly connected with cyclic water tank 1, and bypass arranges chemicals dosing plant 6; Described chemicals dosing plant 6 is included in line analysis regulating system, measuring pump, acid-base accommodation device, sterilizing unit, slow corrosion device, apparatus for eliminating sludge; Described on-line analysis regulating system is connected with the external detecting instrument of cooling tower 5 water side, triple valve 702, valve C703, valve D704 and measuring pump respectively.Described circulating water cooling system also comprises ionic adsorption device 8, is arranged between circulating water pump 2 and heat exchanger 3.
In the present embodiment, cold water flows through cyclic water tank 1, circulating water pump 2, heat exchanger 3, decompressor 4, cooling tower 5, cyclic water tank 1 successively, namely PH=7 temperature is forced into 0.15MPa-0.40MPa by cyclic water tank 1 through circulating pump 2 lower than the pure cold water of 30 DEG C and enters in heat exchanger 3, heat up after the heat that absorption high voltage converter distributes, enter decompressor 4 and recover atmospheric pressure state, enter cooling tower 5 again and be cooled to less than 30 DEG C, reflux into cyclic water tank 1 and form circulation, ensure that high voltage converter in-cabinet temperature is not higher than 45 DEG C.
Supervisory control system 9 is connected with external detecting instrument, carry out Real-time Collection analysis to external detecting instrument parameter, in circulating water cooling system, recirculated water is in good condition, and supervisory control system sends triple valve and opens main road instruction, recirculated water can enter cyclic water tank 1 by main road, and recirculated water operating efficiency is higher.
According to setting program, when need carry out timing sterilization to recirculated water, triple valve 702 main road is closed, and bypass is opened, and valve C703, valve D704 open, and when recirculated water entered chemicals dosing plant 6, measuring pump drops into corresponding bactericide to water body, then flows in cyclic water tank 1.
Embodiment 2:
After in the present embodiment, in supervising device, dynamic hydraulic equilibrium adjusting device 91 gathers the parameter of also analysis stream gauge, find that heat exchanger inlets place flow is less than exit flow, valve A701 is tuned up, if cyclic water tank middle water level is not enough, also need to open valve F706, allow water source supplement into.Other parts of the present embodiment are identical with embodiment 1, repeat no more.
Embodiment 3:
The present embodiment increases air cooling system on the basis of embodiment 1, the cold wind of 25 DEG C in air cooling device is blown into high voltage converter by blower fan, the hot blast that cold air becomes after absorbing heat, high voltage converter in-cabinet temperature is not higher than 55 DEG C, hot blast makes radiating fin 32 temperature raise on the one hand, the heat that cooling water pipe 31 through radiating fin 32 absorbs hot blast becomes hot water, and after cooling tower 5, cooling water is down to less than 30 DEG C, then leave standstill be cooled to about 25 DEG C; Hot blast enters air channel by cabinet top fan on the other hand, and hot blast is blown to cooling tower 5 by axial flow blower 12, and from top to bottom, hot blast realizes heat exchange from bottom to top to cold water.Other parts of the present embodiment are identical with embodiment 1, repeat no more.
Embodiment 4:
The present embodiment increases air-conditioning temperature-reducing device on the basis of embodiment 3.After running air-conditioning temperature-reducing device, high voltage converter and ambient temperature are dropped rapidly to 20 DEG C, the water temperature also corresponding reduction of recirculated water, improve heat exchanger effectiveness; Reduce the power of air cooling system hollow cold device, reduce energy consumption.
Other parts of the present embodiment are identical with embodiment 3, repeat no more.The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present utility model, all falls within protection range of the present utility model.
Claims (8)
1. a high voltage converter intelligence cooling control system, is characterized in that: comprise field bus control system and the air conditioner cooling system, air cooling system, the circulating water cooling system that are connected with field bus control system respectively; Described circulating water cooling system comprises supervisory control system (9) and the cyclic water tank be connected successively (1), circulating water pump (2), heat exchanger (3), decompressor (4), cooling tower (5); Described circulating water cooling system also comprises valve (7); Described supervisory control system (9) comprises external detecting instrument, control system; Described external detecting instrument is distributed in the two ends of heat exchanger (3) and the water side of cooling tower (5); Described control system comprises dynamic hydraulic equilibrium adjusting device (91), temperature-adjusting device (92), Steam Generator in Load Follow control device (93), conductivity adjustment device (94).
2. a kind of high voltage converter intelligence cooling control system according to claim 1, it is characterized in that: triple valve (702) is set between described cooling tower (5) and cyclic water tank (1), triple valve (702) is connected with cyclic water tank (1) point two-way, main road is directly connected with cyclic water tank (1), and bypass arranges chemicals dosing plant (6); Described chemicals dosing plant (6) is included in line analysis regulating system, measuring pump, acid-base accommodation device, sterilizing unit, slow corrosion device, apparatus for eliminating sludge; Described on-line analysis regulating system respectively with external detecting instrument, triple valve (702), the valve C(703 of cooling tower (5) water side), valve D(704) and measuring pump be connected.
3. a kind of high voltage converter intelligence cooling control system according to claim 1, is characterized in that: described circulating water cooling system also comprises ionic adsorption device (8), is arranged between circulating water pump (2) and heat exchanger (3).
4. a kind of high voltage converter intelligence cooling control system according to any one of claim 1-3, is characterized in that: described external detecting instrument comprises flowmeter, thermometer, pressure gauge and conductivity meter; Described dynamic hydraulic equilibrium adjusting device (91) respectively with flowmeter A(911), flowmeter B(912), valve A(701), triple valve (702), valve E(705), valve F(706) be connected; Described temperature-adjusting device (92) respectively with thermometer A(921), thermometer B(922), thermometer C(923), valve A(701), valve E(705) be connected; Described Steam Generator in Load Follow control device (93) respectively with pressure gauge A(931), pressure gauge B(932), circulating water pump (2), decompressor (4) be connected; Described conductivity adjustment device (94) is connected with conductivity meter (941), chemicals dosing plant (6), ionic adsorption device (8) respectively.
5. a kind of high voltage converter intelligence cooling control system according to claim 1, it is characterized in that: the inwall of shell of frequency converter is close to by described heat exchanger (3), comprise cooling water pipe (31) and heat exchange fin (32), cooling water pipe (31) spirality is arranged, through heat exchange fin (32).
6. a kind of high voltage converter intelligence cooling control system according to claim 2, is characterized in that: described cyclic water tank (1), heat exchanger (3), decompressor (4), cooling tower (5), chemicals dosing plant (6) all arrange sewage draining exit; Described cooling tower (5) is connection valve E(705 also); Described triple valve (702) is connection valve F(706 also); Described cyclic water tank (1) is connection valve G(707 also).
7. a kind of high voltage converter intelligence cooling control system according to claim 1, is characterized in that: described air conditioner cooling system comprises air-conditioning (14) and external machine; Described air-conditioning (14) is arranged on frequency converter surrounding, is uniformly distributed.
8. a kind of high voltage converter intelligence cooling control system according to claim 1, is characterized in that: described air cooling system comprises air cooling device (10), cabinet top fan (11), axial flow blower (12) and ventilation duct (13); Described axial flow blower (12) is connected with the cooling tower (5) in circulating water cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520080633.8U CN204465327U (en) | 2015-02-05 | 2015-02-05 | A kind of high voltage converter intelligence cooling control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520080633.8U CN204465327U (en) | 2015-02-05 | 2015-02-05 | A kind of high voltage converter intelligence cooling control system |
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| CN204465327U true CN204465327U (en) | 2015-07-08 |
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| CN201520080633.8U Expired - Fee Related CN204465327U (en) | 2015-02-05 | 2015-02-05 | A kind of high voltage converter intelligence cooling control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067028A (en) * | 2015-07-20 | 2015-11-18 | 常州博瑞电力自动化设备有限公司 | Circulating cooling system with online state monitoring function and monitoring method thereof |
| CN105768205A (en) * | 2016-05-11 | 2016-07-20 | 常德烟草机械有限责任公司 | Method and device for adjusting and controlling temperature of circulating air flow in fluidized bed |
-
2015
- 2015-02-05 CN CN201520080633.8U patent/CN204465327U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067028A (en) * | 2015-07-20 | 2015-11-18 | 常州博瑞电力自动化设备有限公司 | Circulating cooling system with online state monitoring function and monitoring method thereof |
| CN105067028B (en) * | 2015-07-20 | 2017-06-20 | 常州博瑞电力自动化设备有限公司 | Circulating cooling system and its monitoring method with on-line condition monitoring function |
| CN105768205A (en) * | 2016-05-11 | 2016-07-20 | 常德烟草机械有限责任公司 | Method and device for adjusting and controlling temperature of circulating air flow in fluidized bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Chuanhai Inventor after: Huo Fugong Inventor after: Liu Huiyang Inventor after: Di Wusong Inventor after: Liu Lili Inventor before: Zhou Jie |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180428 Address after: 130000 Shanghai road and Main Street Interchange, Nanguan District, Changchun, Jilin, 738 and 739, 10 building, Wansheng modern city Patentee after: Jilin province Valley Network Technology Co. Ltd. Address before: 610000 Sichuan Chengdu high tech Zone, Tianfu Road North Section 1480, 8 2 units, 10 level 1. Patentee before: Chengdu Jun Hetiancheng Science and Technology Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20200205 |
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| CF01 | Termination of patent right due to non-payment of annual fee |