CN202403476U - Sealed and circular water cooling device - Google Patents
Sealed and circular water cooling device Download PDFInfo
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- CN202403476U CN202403476U CN2011204930209U CN201120493020U CN202403476U CN 202403476 U CN202403476 U CN 202403476U CN 2011204930209 U CN2011204930209 U CN 2011204930209U CN 201120493020 U CN201120493020 U CN 201120493020U CN 202403476 U CN202403476 U CN 202403476U
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- water
- cooling
- cooling device
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- heat exchanger
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- 238000001816 cooling Methods 0.000 title claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 239000000498 cooling water Substances 0.000 claims abstract description 41
- 235000007164 Oryza sativa Nutrition 0.000 claims description 3
- 235000009566 rice Nutrition 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000010411 cooking Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a sealed and circular water cooling device. The device comprises an internal cooling device, a plate-type heat exchanger (6) and an assistant cooling device; the internal cooling device comprises an internal cooling water circulating pump (2) and an air cooler (3); the assistant cooling device comprises an external cooling water circulating pump (7) and a buried water pipe (8); and the internal cooling water in the internal cooling device, running through the plate-type heat exchanger (6), exchanges heat with the external cooling device in the assistant cooling device, running through the plate-type heat exchanger (6). According to the utility model, the cooking capability is enhanced, the problem that the cooling device still has enough cooling capability when the environment temperature is higher than or equal to the maximum water feeding temperature allowed by the technical apparatus is solved, and the water loss is avoided in the running process of the device, so that the water saving purpose is fulfilled.
Description
Technical field
The utility model relates to cooling device, relates in particular to through plate type heat exchanger and will pass through the closed circulating water cooling device that the cooling water of aerial cooler cools off once more.
Background technology
Characteristics such as at present domestic have numerous generatings, power transmission terminal such as current conversion station all to build the northern area at drought and water shortage, and these areas often have at summer temp higher, and the water evaporates amount is big, so water resource is relatively more precious.And if adopt common water cooling mode that the equipment of generating, power transmission terminal such as current conversion station etc. is cooled off, then might consume local rare water resource, so these power stations cooling device commonly used all adopts aerial cooler.Because current conversion station location environment temperature is all relatively low, use aerial cooler can satisfy the power station process equipment---the cooling needs of converter valve, and cooling effect is better.
But the high-temperature temperature of some areas is higher, and air cooler can't be cooled to environment temperature with fluid, then can limit the application of air cooler in the arid area.For example at home somewhere, northwest extreme environment maximum temperature up to 44 ℃; And the maximum that the nucleus equipment converter valve in the DC transmission engineering is allowed is advanced the valve temperature and is had only 40 ℃; In the case; Air cooler not only can't converter valve is used pure water cooling, and on the contrary, be that cooling water is being heated.Therefore it is inappropriate only being suitable for aerial cooler this moment.
Simultaneously since generating equipment and electric power conveying equipment often in the operation of carrying out maximum specification summer of sweltering heat; And this moment is when environment temperature is high, the most extreme just; Air cooler does not often have enough cooling capacities in the case; Make current conversion station have to take load down, fall the form of power, also be unfavorable for the sound development of national economy when bringing great economic loss.
Summary of the invention
In view of this, the technical problem that the utility model will solve provides a kind of cooling device, improves the cooling capacity of cooling device.
A kind of closed circulating water cooling device comprises: interior cooling device, plate type heat exchanger 6 and radiator cooler; Cooling device comprises intercooling cycle pump 2 and air cooler 3 in wherein said; Said radiator cooler comprises external cooling circulating pump 7 and buried water pipe 8; Flow through outer cooling water heat-shift in the said radiator cooler of the interior cooling water in the cooling device and the said plate type heat exchanger 6 of flowing through in said plate type heat exchanger 6 said.
According to an embodiment of the utility model, said interior cooling device further comprises the first loop valve 4 and the second loop valve 5; Open at the first loop valve 4, and under the second loop valve, 5 closing state, air cooler 3 forms first loop with the device 1 that is cooled, interior cooling water circulates in said first loop; Close at the first loop valve 4, and under the state of the second loop valve, 5 unlatchings, the device 1 that is cooled, air cooler 3 and plate type heat exchanger 6 form second loop, interior cooling water circulates in said second loop.
An embodiment according to the utility model; Cooling device also comprises cooling-water temperature sensor and/or environment temperature sensor in said, and the control module that opens and closes of the water temperature of the interior cooling water of measuring according to said cooling-water temperature sensor and/or environment temperature, the said first loop valve 4 of control and the second loop valve 5 that said environment temperature sensor is measured.
According to an embodiment of the utility model, the buried depth of buried water pipe 8 is a 30-50 rice.
According to an embodiment of the utility model, the closed circuit of said plate type heat exchanger 6 and the outer cool circulation water of said buried water pipe 8 formation.
According to an embodiment of the utility model, said intercooling cycle pump 2 adopts main-redundant fashion configuration fully with external cooling circulating pump 6.
According to an embodiment of the utility model, the said device 1 that is cooled is the converter valve in the direct current transportation equipment.
The cooling device of the utility model utilizes plate type heat exchanger to combine buried water pipe; Interior cooling water to through aerial cooler cools off once more; Improved the cooling capacity of cooling device, solved aerial cooler and can't fluid be cooled to environment temperature and the problem below the environment temperature, and; The loss of no any water in the equipment running process has reached the purpose of economizing on water.And, when environment temperature is low in the winter time, utilize the higher relatively internal cooling water heating of characteristics of water temperature in the buried water pipe, effectively practiced thrift energy consumption.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the sketch map according to an embodiment of the cooling device of the utility model;
Fig. 2 is the sketch map according to a kind of running status of an embodiment of the cooling device of the utility model;
Fig. 3 is the sketch map according to the another kind of running status of an embodiment of the cooling device of the utility model.
The specific embodiment
With reference to the accompanying drawings the utility model is more comprehensively described, the exemplary embodiment of the utility model wherein is described.To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The cooling device of the utility model utilizes plate type heat exchanger to combine buried water pipe, and the interior cooling water through aerial cooler is cooled off once more, has improved the cooling capacity of cooling device.
Below in conjunction with figure and embodiment the technical scheme of the utility model is carried out many-sided description.
Fig. 1 is the sketch map according to an embodiment of the cooling device of the utility model.As shown in Figure 1, interior cooling device comprises: intercooling cycle pump 2, air cooler 3, the first loop valve 4, the second loop valve 5; Radiator cooler comprises: external cooling circulating pump 7, buried water pipe 8; When 4 unlatchings of the first loop valve, when the second loop valve 5 is closed, the air cooler 3 and the device 1 formation loop that is cooled; Intercooling cycle pump 2 provides power, and cooling water circulates in the loop in making; Wherein, interior cooling water cools off the device 1 that is cooled after being cooled off by 3 through air cooler.
When the first loop valve 4 is closed, when the second loop valve 5 is opened, the device 1 that is cooled, air cooler 3 and plate type heat exchanger 6 formation loops; Intercooling cycle pump 2 provides power, and cooling water circulates in the loop in making; Wherein, after interior cooling water process air cooler 3 is cooled, gets into plate type heat exchanger 6 and continued cooling, cool off the device 1 that is cooled again.
External cooling circulating pump 7 provides power, and outer cool circulation water is circulated in the loop that plate type heat exchanger 6 and buried water pipe 8 form, and wherein, buried water pipe 8 external cool circulation waters cool off.Wherein, buried water pipe 8 is buried in underground water pipe, utilizes temperature is relatively low and constant relatively in the face of land characteristics with the external cooling water-cooled in the buried water pipe but.
According to an embodiment of the utility model, the second loop valve can have 1, is installed in the delivery port or the water inlet of plate type heat exchanger 6.The second loop valve also can have two, is installed in the delivery port and the water inlet of plate type heat exchanger 6 respectively.
According to an embodiment of the utility model, the device 1 that is cooled is the converter valve in the direct current transportation equipment, and interior cooling water is a pure water.
An embodiment according to the utility model; Interior cooling water is after by the converter valve heat temperature raising; Driven by intercooling cycle pump 2, through plate type heat exchanger 6, interior cooling water will obtain cooling; Interior cooling water after the cooling is driven by intercooling cycle pump 2 and delivers to converter valve again, and inner cold water circulates so again and again.
When environment temperature is higher relatively, to close the first loop valve 4, open the second loop valve 5, the inner cold water that air cooler has been cooled off the part heat utilizes plate type heat exchanger 6 to continue to be cooled in the temperature range that industrial equipment allows.Plate type heat exchanger 6 utilizes buried water pipe 8 that heat is distributed.
According to an embodiment of the utility model, the cooling device of the utility model utilizes buried water pipe 8 can realize the antifreeze function that heats with fluid of equipment in winter.For example, in the current conversion station of DC transmission engineering,, have the requirement that requires fluid temperature (F.T.) must not be lower than uniform temperature for ensureing process equipment---the safe operation of converter valve.With the converter valve in the DC transmission engineering is example, requires minimumly to advance the valve temperature and generally must not be lower than 10 ℃.When environment temperature is low, and the converter valve load hour, promptly needs the internal cooling water of external heat source to heat.When environment temperature is low in the winter time, utilize the higher relatively characteristics of water temperature in the buried water pipe 8, close the first loop valve 4, open the second loop valve 5, utilize plate type heat exchanger 6 to be heated in the temperature range that industrial equipment allows inner cold water.
According to an embodiment of the utility model, the first loop valve 4 and the second loop valve 5 can adopt the automatic or manual valve.
Interior cooling device also comprises control module, in Fig. 1, do not draw, when the temperature of interior cooling water be higher than threshold value, environment temperature be higher than threshold value or winter with the heating of outer circulation water in during recirculated water, control module is closed the first loop valve 4, opens the second loop valve 5.Be provided with cooling-water temperature sensor and/or environment temperature sensor in the interior cooling device, the water temperature and the environment temperature of cooling water in being used to measure.
According to an embodiment of the utility model, intercooling cycle pump 2 can adopt main-redundant fashion configuration fully with external cooling circulating pump 8, thereby improves the security of cooling device operation.
According to an embodiment of the utility model, plate type heat exchanger 6 utilizes buried underground buried water pipe 8, and general buried depth is 30-50m, heat is dispersed in the earth goes.
Because the formation temperature in the big stratum below the 5-10 rice of the face of land does not change with the outside atmosphere variation of temperature, maintains 15-17 ℃ basically throughout the year.Therefore can, environment temperature can start auxiliary coolant system and utilize buried water pipe 8 to cool off the design of cold air cooler load in the reduction, the less floor space of cooling device when surpassing 17 ℃.
An embodiment according to the utility model; A kind of converter valve cooling system of practical application; Under equal cooling capacity, (be made as 4900kW), when the design environment temperature of air cooler was 38 ℃, the tube bank quantity of required air cooler was 8 (3 11kW blower motors are arranged in every tube bank); Every tube bank is of a size of 9 * 3.1m, and the floor space of these aerial coolers is about 10 * 25m; And when air cooler design environment temperature was 17 ℃, the same tube bank quantity of required air cooler had become 4 (still having the surplus more than 10% this moment), and its floor space has become 9 * 13m.Not only the tube bank quantity of air cooler is reduced to 4 by 8, and blower fan quantity has become 12 by 24, and floor space has also reduced half the.And corresponding plate type heat exchanger designs by the cooling capacity identical with air cooler, and the appearance and size of the plate type heat exchanger of this moment only has 0.9 * 0.8 * 1.4m, and floor space can be ignored.
Fig. 2 is the sketch map according to a kind of running status of an embodiment of the cooling device of the utility model.As shown in Figure 2, interior cooling device comprises: intercooling cycle pump 2, air cooler 3, wherein, the device 1 that is cooled, air cooler 3 formation loops; Intercooling cycle pump 2 provides power, and cooling water circulates in the loop in making; Wherein, after interior cooling water is cooled through air cooler 3, cool off the device 1 that is cooled again, inner cold water circulates so again and again.
Fig. 3 is the sketch map according to the another kind of running status of an embodiment of the cooling device of the utility model.As shown in Figure 3, interior cooling device comprises: intercooling cycle pump 2, air cooler 3; Radiator cooler comprises: external cooling circulating pump 7, buried water pipe 8; Wherein external cooling circulating pump 7 provides power, and outer cool circulation water is circulated in the loop that plate type heat exchanger 6 and buried water pipe 8 form, and wherein, buried water pipe 8 external cool circulation waters cool off.
Operation by above each equipment characteristic can know that all water are all done the closed circulation at device interior, have no the loss and the waste of water, have embodied the characteristics of anhydrous consumption.
The cooling device of the utility model has solved aerial cooler can't be cooled to environment temperature and the problem below the environment temperature with fluid.When maximum inflow temperature that environment temperature allows more than or equal to process equipment, air cooler can't be once with water quench, and with the cooling water heating, the cooling device of the utility model still has enough cooling capacities on the contrary, satisfies process equipment operation needs.The loss of the cooling device of the utility model no any water in running has reached the purpose of economizing on water, and has solved the big shortcoming of water loss when using cooling tower.And when environment temperature was low in the winter time, antifreeze and the fluid that utilizes higher relatively characteristics of water temperature in the buried water pipe to carry out outdoor heat exchange equipment heated, and has effectively practiced thrift energy consumption.
The description of the utility model provides for example with for the purpose of describing, and is not exhaustively perhaps the utility model to be limited to disclosed form.A lot of modifications and variation are obvious for those of ordinary skill in the art.Selecting and describing embodiment is principle and practical application for better explanation the utility model, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the utility model design is suitable for special-purpose.
Claims (7)
1. a closed circulating water cooling device is characterized in that, comprising:
Interior cooling device, plate type heat exchanger (6) and radiator cooler; Cooling device comprises intercooling cycle pump (2) and air cooler (3) in wherein said; Said radiator cooler comprises external cooling circulating pump (7) and buried water pipe (8); Flow through outer cooling water heat-shift in the said radiator cooler of the interior cooling water in the cooling device and the said plate type heat exchanger (6) of flowing through in said plate type heat exchanger (6) said.
2. device as claimed in claim 1 is characterized in that:
Cooling device further comprises the first loop valve (4) and the second loop valve (5) in said;
Open at the first loop valve (4), and under second loop valve (5) closing state, air cooler (3) and the device that is cooled (1) form first loop, interior cooling water circulates in said first loop;
Close at the first loop valve (4), and under the state of the second loop valve (5) unlatching, the device that is cooled (1), air cooler (3) and plate type heat exchanger (6) form second loop, interior cooling water circulates in said second loop.
3. device as claimed in claim 2 is characterized in that:
Cooling device also comprises cooling-water temperature sensor and/or environment temperature sensor in said, and the control module that opens and closes of the water temperature of the interior cooling water of measuring according to said cooling-water temperature sensor and/or environment temperature, the said first loop valve (4) of control, the second loop valve (5) that said environment temperature sensor is measured.
4. device as claimed in claim 1 is characterized in that:
Said plate type heat exchanger (6) and said buried water pipe (8) form the closed circuit of outer cool circulation water.
5. device as claimed in claim 4 is characterized in that:
The buried depth of said buried water pipe (8) is a 30-50 rice.
6. device as claimed in claim 1 is characterized in that:
Main-redundant fashion configuration fully that said intercooling cycle pump (2) and external cooling circulating pump (6) adopt.
7. device as claimed in claim 2 is characterized in that:
The said device that is cooled (1) is the converter valve in the direct current transportation equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204930209U CN202403476U (en) | 2011-12-01 | 2011-12-01 | Sealed and circular water cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204930209U CN202403476U (en) | 2011-12-01 | 2011-12-01 | Sealed and circular water cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202403476U true CN202403476U (en) | 2012-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204930209U Expired - Fee Related CN202403476U (en) | 2011-12-01 | 2011-12-01 | Sealed and circular water cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202403476U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435033A (en) * | 2011-12-01 | 2012-05-02 | 国家电网公司 | Closed circulating water cooling device and method thereof |
| CN102903291A (en) * | 2012-10-12 | 2013-01-30 | 中国南方电网有限责任公司超高压输电公司广州局 | Simulation platform of cooling system of high-voltage direct-current transmission converter valve |
| CN109217632A (en) * | 2017-06-29 | 2019-01-15 | 许昌许继晶锐科技有限公司 | A kind of direct-current transmission converter valve aerial cooler string cooling tower cooling system |
-
2011
- 2011-12-01 CN CN2011204930209U patent/CN202403476U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435033A (en) * | 2011-12-01 | 2012-05-02 | 国家电网公司 | Closed circulating water cooling device and method thereof |
| CN102903291A (en) * | 2012-10-12 | 2013-01-30 | 中国南方电网有限责任公司超高压输电公司广州局 | Simulation platform of cooling system of high-voltage direct-current transmission converter valve |
| CN102903291B (en) * | 2012-10-12 | 2014-12-24 | 中国南方电网有限责任公司超高压输电公司广州局 | Simulation platform of cooling system of high-voltage direct-current transmission converter valve |
| CN109217632A (en) * | 2017-06-29 | 2019-01-15 | 许昌许继晶锐科技有限公司 | A kind of direct-current transmission converter valve aerial cooler string cooling tower cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20151201 |
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| EXPY | Termination of patent right or utility model |