CN204190602U - The comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room - Google Patents
The comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room Download PDFInfo
- Publication number
- CN204190602U CN204190602U CN201420663816.8U CN201420663816U CN204190602U CN 204190602 U CN204190602 U CN 204190602U CN 201420663816 U CN201420663816 U CN 201420663816U CN 204190602 U CN204190602 U CN 204190602U
- Authority
- CN
- China
- Prior art keywords
- valve
- loop
- converter valve
- heat exchanger
- room
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Other Air-Conditioning Systems (AREA)
Abstract
The utility model relates to the comprehensive heat-exchange system in converter valve for DC transmission engineering and the valve Room, comprise the converter valve loop (I) for converter valve heat exchange and the loop, the valve Room for the heat exchange of the valve Room, in converter valve loop (I), converter valve circuit cycle pump (1) is connected with converter valve loop heat exchanger (2), the medium flowing out converter valve loop heat exchanger (2) is at least divided into two-way, the first via flows through converter valve and gets back to converter valve circuit cycle pump (1), described converter valve circuit cycle pump (1) is got back to successively in second tunnel behind valve room external heat exchanger (5) and valve Room indoor heat exchanger (7).In the utility model, keep converter valve loop consistent with former loop, loop, the valve Room then uses converter valve loop to carry out cooling the medium of (heating), reduces the cooling capacity, the performance requirement that run equipment, greatly reduces cost.
Description
Technical field
The utility model relates to the comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room.
Background technology
The core cell that the interchange used in DC transmission engineering and direct current are changed is converter valve, and converter valve is usually placed in an airtight space, the valve Room.When converter valve is run, the consumption heating amount of each element is taken away mainly through valve chilled water system, and simultaneously converter valve element can only work under normal operating ambient temperature within the specific limits and relative humidities.In addition, when maintenance is stopped transport in the valve Room, also need in the valve Room to ensure suitable operational environment and the requirement of cleannes.The valve Room needs to arrange necessary air conditioner ventilating system for this reason, and the malleation in the maintaining valve Room.The technological process of conventional valve Room air-conditioning system is as shown in Figure 1:
Valve Room air-conditioning system is formed primarily of air-conditioning circulating pump, valve Room aerial cooler, air-conditioner host.
Under cooling condition, wherein, air-conditioner host evaporator (tube heat exchanger) and air-conditioning circulating pump, valve Room aerial cooler form valve Room heat-exchanging loop, be characterized in: driven by air-conditioning circulating pump, use freon or its similar substance as the loop of the coolant of valve Room air.
Meanwhile, form air-conditioning heat-exchanging loop in air-conditioner host, comprising: air-conditioner host condenser (aerial cooler), compressor, choke valve etc.; Be characterized in: 1) by efficient cooling working medium: the loop that freon or its similar substance form, primarily of driven compressor; The use freon driven by air-conditioning circulating pump or its similar substance are as the loop of the coolant of valve Room air.
Converter valve heat-exchange system if Fig. 2 is conventional: equipment mainly comprises main circulation pump and outdoor heat exchange equipment.The wherein power source that circulates as the primary cooling water of converter valve of main circulation pump; And outdoor heat exchange equipment is the core and guarantee that ensure that converter valve cooling requires, do not have its whole converter valve cooling device will lose effectiveness, outdoor heat exchange equipment is generally aerial cooler or closed cooling tower.In converter valve heat-exchange system, the general mixture of pure water or pure water+ethylene glycol that only uses is as coolant.
Conventional stream valve heat-exchange system and valve Room air-conditioning; The first, each valve Room arranges two covers completely independently valve Room air-conditioning system, and therefore occupation area of equipment is larger; And, when heat exchanging efficiency requirements is certain, very high to the performance requirement of primary equipment, cause disposable apparatus cost of investment higher.The second, although two systems independently control, any one system failure in valve cooling system or valve Room air-conditioning system, converter valve all must be stopped transport, not only cause engineering to require all very high to the reliability and stability of two systems, and control is also had higher requirements, raise system cost further.
Utility model content
The purpose of this utility model is to provide the comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room, in order to solve the high problem of existing system cost.
For achieving the above object, scheme of the present utility model comprises:
For the converter valve of DC transmission engineering and the comprehensive heat-exchange system in the valve Room, it is characterized in that, comprise the converter valve loop (I) for converter valve heat exchange and the loop, the valve Room for the heat exchange of the valve Room, converter valve loop (I) comprises converter valve circuit cycle pump (1) and converter valve loop heat exchanger (2); Loop, the valve Room comprises valve room external heat exchanger (5) and valve Room indoor heat exchanger (7);
In described converter valve loop (I), converter valve circuit cycle pump (1) is connected with converter valve loop heat exchanger (2), the medium flowing out converter valve loop heat exchanger (2) is at least divided into two-way, the first via flows through converter valve and gets back to converter valve circuit cycle pump (1), and described converter valve circuit cycle pump (1) is got back to successively in the second tunnel behind valve room external heat exchanger (5) and valve Room indoor heat exchanger (7).
Described converter valve loop heat exchanger (2) is wind-wind heat exchanger and/or water-wind heat exchanger.
Described valve room external heat exchanger (5) is wind-wind heat exchanger and/or water-wind heat exchanger.
Indoor heat exchanger (7) upstream, the described valve Room is also provided with heater (8).
Heat-exchange system also comprise one for stopping transport in converter valve loop time bypass converter valve loop bypass, in this bypass, string is provided with valve Room circuit cycle pump (6) and loop, valve Room stable-pressure device (9), and this bypass is connected with described valve room external heat exchanger (5) and valve Room indoor heat exchanger (7).
In described bypass, and be equipped with transfer valve (V2, V3, V1) between the second tunnel of described outflow converter valve loop heat exchanger (2) and bypass.
Described medium is the mixture of pure water or pure water and ethylene glycol
In the utility model, keep converter valve loop consistent with former loop, loop, the valve Room then uses converter valve loop to carry out cooling the medium of (heating), reduces the cooling capacity, the performance requirement that run equipment, greatly reduces cost.
Eliminate the equipment such as evaporator, compressor, choke valve configured in the air-conditioning of the conventional valve Room, decrease device category, circulating pump quantity also can reduce, and improves reliability and stability when equipment runs.Converter valve loop and loop, the valve Room combine, and coolant is identical, all can adopt pure water, embodies the feature of environmental protection.
In systems in which, can also be arranged by bypass, when converter valve loop goes wrong or overhauls, be bypassed, do not affect the operation in loop, the valve Room.
Accompanying drawing explanation
Fig. 1 is conventional valve Room air-conditioning system;
Fig. 2 is conventional converter valve heat-exchange system;
Fig. 3 is the heat-exchange system schematic diagram of embodiment 1;
Fig. 4 is the heat-exchange system schematic diagram of embodiment 2;
1 converter valve circuit cycle pump, 2 converter valve loop heat exchangers, 3 trickle ponds, 4 spray pumps, 5 valve room external heat exchangers, 7 valve Room indoor heat exchangers, 8 heaters, 6 valve Room circuit cycle pumps, 9 loop, valve Room stable-pressure devices.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in more detail.
In below illustrating, by medium circulating circuit relevant for converter valve referred to as converter valve loop, the medium circulating circuit that valve Room system is correlated with is referred to as loop, the valve Room.
Embodiment 1
As shown in Figure 3, converter valve loop is dotted line frame I encirclement part, and beyond dotted line frame, part is loop, the valve Room.Converter valve loop forms consistent with conventional converter valve system, comprises the converter valve be arranged in series, and converter valve circuit cycle pump 1 and converter valve loop heat exchanger 2.
Basic scheme of the present utility model is, converter valve loop and loop, the valve Room are comprehensively arranged, the medium flowing out converter valve loop heat exchanger directly enters converter valve except a part, another part enters loop, the valve Room, in loop, the valve Room, medium cools (heating) further through valve room external heat exchanger 5, then enters valve Room indoor heat exchanger and cools (heating) valve Room air.
Concrete, as shown in Figure 3, converter valve loop heat exchanger 2, valve Room loop heat exchanger 5 all adopt the cooling tower of outfit blower fan, comprise a public trickle pond 3, are provided with spray pump 4 in spray system.As other execution modes, also can adopt the heat exchanger of other type, as adopted wind-air cooling heat exchanger.
Generally speaking, heat transferring medium after a heat exchange, carries out heat exchange further in converter valve loop in loop, the valve Room, then for the cooling of the valve Room or intensification.
Cooling condition and heating condition is divided to be specifically described respectively below.
1) cooling condition:
Under the driving of converter valve circuit cycle pump 1, entered in converter valve cool converter valve by inner cold water (converter valve coolant) part after converter valve circuit cools, another part enters in valve Room air cooler 7 (i.e. valve Room loop heat exchanger 7).
Be arranged on the air in the air cooler 7 inlet valve Room, the valve Room that controls in building, the recirculated cooling water in air and valve Room air cooler 7 carries out heat exchange and air is constantly cooled.Recirculated water after being heated by the air comes back to converter valve circuit cycle pump 1 entrance, so constantly reciprocation cycle.
Under cooling condition, the direct heat transfer under the effect of valve Room air cooler 7 of air in the valve Room, its heat is by after converter valve circuit cools tower 2 (converter valve loop heat exchanger 2) cooling, proceed to be cooled to below dew point temperature through valve Room circuit cools tower 5 (valve Room loop heat exchanger 5) again, with the humidity in the control valve Room, reduce the air themperature in the valve Room simultaneously.
2) heating condition:
Be arranged on the air in the air cooler 7 inlet valve Room, the valve Room that controls in building, the recirculated cooling water in air and valve Room air cooler 7 carries out heat exchange and air is constantly heated.By the reciprocation cycle under the effect of converter valve circuit cycle pump 1 of the air-conditioner circulating water after Air flow.Air cooler 7 upstream in loop, the valve Room is provided with heater 8, and recirculated water is electrically heated device 8 and constantly heats with additional heat.General relatively high owing to entering valve temperature, therefore heating electric heater capacity can be relatively little.
Embodiment 2
Embodiment 2 is compared with embodiment 1, and difference is, adds a bypass, as shown in Figure 4 the part in series of transfer valve V2, valve Room circuit cycle pump 6, transfer valve V3, loop, valve Room stable-pressure device 9.
Under refrigeration and heating condition, when converter valve loop is normally run, valve V2, V3 that valve Room circuit cycle pump 6 is imported and exported close, and the by-pass valve control V1 going to valve Room circuit cools tower 5 opens, and valve Room circuit cycle pump 6 is in shut down condition.
When stopping transport in converter valve loop, valve V2, V3 that valve Room circuit cycle pump 6 is imported and exported open, and the by-pass valve control V1 going to valve Room circuit cools tower 5 closes, and valve Room circuit cycle pump 6 is in running status.
Arranged by bypass, when converter valve loop goes wrong or overhauls, bypassed, do not affect the operation in loop, the valve Room.
Wherein switch valve (V1/V2/V3) can be arranged by dual, both can use manually-operated gate, also can use other automatic valves (electronic, surge, pneumatic etc.).
Loop, valve Room stable-pressure device can adopt gas (nitrogen, air etc.) voltage stabilizing, also can adopt elevated tank voltage stabilizing.
Concrete refrigeration or heating condition, do not repeat them here.
The utility model, 1., thoroughly solves the problem of the problem of environmental pollution that freon leaks causes: the coolant used in cooling system is the mixed liquor of pure water or water and antifreezing agent; 2. the problem of valve Room air-conditioning poor reliability when valve cooling system and valve Room air-conditioning system are independently arranged, is solved: use integrative cooling system to effectively prevent equipment 2 in the valve Room and overlap the problem of Independent air conditioning, reduce equipment manufacturing cost cost; Valve cooling system and air-conditioning system are organically combined simultaneously, effectively prevent valve cooling system and air-conditioning system and cooperatively interact and improperly cause condensation, and the converter valve caused and DC transmission engineering stoppage in transit problem; 3., creatively valve cooling system and valve Room air-conditioning are combined, form the work system of integration, it is made to use valve cooling system to compare with valve Room air-conditioning system with independent in customary DC power transmission engineering, decrease device category, effectively reduce equipment one-time investment, greatly reduce maintenance workload when equipment runs.
Be presented above concrete execution mode, but the utility model is not limited to described execution mode.Basic ideas of the present utility model are above-mentioned basic scheme, and for those of ordinary skill in the art, according to instruction of the present utility model, designing the model of various distortion, formula, parameter does not need to spend creative work.The change carried out execution mode when not departing from principle of the present utility model and spirit, amendment, replacement and modification still fall in protection range of the present utility model.
Claims (7)
1. the comprehensive heat-exchange system in the converter valve for DC transmission engineering and the valve Room, it is characterized in that, comprise the converter valve loop (I) for converter valve heat exchange and the loop, the valve Room for the heat exchange of the valve Room, converter valve loop (I) comprises converter valve circuit cycle pump (1) and converter valve loop heat exchanger (2); Loop, the valve Room comprises valve room external heat exchanger (5) and valve Room indoor heat exchanger (7);
In described converter valve loop (I), converter valve circuit cycle pump (1) is connected with converter valve loop heat exchanger (2), the medium flowing out converter valve loop heat exchanger (2) is at least divided into two-way, the first via flows through converter valve and gets back to converter valve circuit cycle pump (1), and described converter valve circuit cycle pump (1) is got back to successively in the second tunnel behind valve room external heat exchanger (5) and valve Room indoor heat exchanger (7).
2. the comprehensive heat-exchange system of one according to claim 1, is characterized in that, described converter valve loop heat exchanger (2) is wind-wind heat exchanger and/or water-wind heat exchanger.
3. the comprehensive heat-exchange system of one according to claim 1, is characterized in that, described valve room external heat exchanger (5) is wind-wind heat exchanger and/or water-wind heat exchanger.
4. the comprehensive heat-exchange system of one according to claim 1, is characterized in that, indoor heat exchanger (7) upstream, the described valve Room is also provided with heater (8).
5. the comprehensive heat-exchange system of one according to claim 1, it is characterized in that, heat-exchange system also comprise one for stopping transport in converter valve loop time bypass converter valve loop bypass, in this bypass, string is provided with valve Room circuit cycle pump (6) and loop, valve Room stable-pressure device (9), and this bypass is connected with described valve room external heat exchanger (5) and valve Room indoor heat exchanger (7).
6. the comprehensive heat-exchange system of one according to claim 5, is characterized in that, in described bypass, and is equipped with transfer valve (V2, V3, V1) between the second tunnel of described outflow converter valve loop heat exchanger (2) and bypass.
7. the comprehensive heat-exchange system of the one according to any one of claim 1-6, is characterized in that, described medium is the mixture of pure water or pure water and ethylene glycol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663816.8U CN204190602U (en) | 2014-11-06 | 2014-11-06 | The comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420663816.8U CN204190602U (en) | 2014-11-06 | 2014-11-06 | The comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204190602U true CN204190602U (en) | 2015-03-04 |
Family
ID=52622572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420663816.8U Withdrawn - After Issue CN204190602U (en) | 2014-11-06 | 2014-11-06 | The comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204190602U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362834A (en) * | 2014-11-06 | 2015-02-18 | 许昌许继晶锐科技有限公司 | Converter valve and valve hall integrated heat exchange system for direct-current transmission engineering |
| WO2019015406A1 (en) * | 2017-07-20 | 2019-01-24 | 四川斯普信信息技术有限公司 | System dedicated for heat dissipation of server |
-
2014
- 2014-11-06 CN CN201420663816.8U patent/CN204190602U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362834A (en) * | 2014-11-06 | 2015-02-18 | 许昌许继晶锐科技有限公司 | Converter valve and valve hall integrated heat exchange system for direct-current transmission engineering |
| CN104362834B (en) * | 2014-11-06 | 2019-03-22 | 许昌许继晶锐科技有限公司 | For the converter valve of DC transmission engineering and the synthesis heat-exchange system of valve hall |
| WO2019015406A1 (en) * | 2017-07-20 | 2019-01-24 | 四川斯普信信息技术有限公司 | System dedicated for heat dissipation of server |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11761645B2 (en) | Energy exchange system for conditioning air in an enclosed structure | |
| US10401077B2 (en) | Chilled water cooling system | |
| CN103791576B (en) | A kind of low-grade heat source drives and becomes solution temperature two-stage liquid desiccant air conditioning | |
| CN104197435A (en) | Solution type full-air air conditioning unit equipped with cold source and heat source completely | |
| CN103032980B (en) | A kind of handpiece Water Chilling Units | |
| CN108834366B (en) | Air conditioning system of data machine room | |
| CN103047710A (en) | Motor room air conditioning system and control method | |
| CN109163399A (en) | Reduce the chilled water system of host runing time | |
| CN103759360A (en) | Multi-working-condition composite indirect air processing device and air conditioning method thereof | |
| CN103712291B (en) | Air conditioning device capable of manufacturing coolants or heating media and simultaneously treating air heat loads and humidity loads | |
| CN204190602U (en) | The comprehensive heat-exchange system in a kind of converter valve for DC transmission engineering and the valve Room | |
| CN204313419U (en) | Carry the solution-type all-air conditioning unit of whole low-temperature receiver and thermal source | |
| CN104266417A (en) | Refrigeration operating method of multi-split air conditioner in high temperature environment | |
| CN104359155B (en) | Converter valve and valve hall combine heat-exchange system | |
| CN206514574U (en) | A kind of data center's refrigeration system | |
| CN105135552A (en) | Air conditioner system | |
| CN104566719A (en) | Anti-freezing air conditioner | |
| CN104362834A (en) | Converter valve and valve hall integrated heat exchange system for direct-current transmission engineering | |
| CN204285627U (en) | A kind of converter valve and valve Room associating heat-exchange system | |
| CN204534915U (en) | A kind of aircondition of anti-freeze type | |
| CN105371397A (en) | Evaporative cooling total heat recovery independent integrated dehumidification fresh air handling unit with embedded cold source | |
| CN105135554A (en) | Pre-cooling energy-saving dehumidifying system and method | |
| CN104061638A (en) | Filter-free annual-operating air conditioning device and air conditioning method | |
| CN204190601U (en) | The associating heat-exchange system in a kind of converter valve for direct current transportation and the valve Room | |
| CN213029060U (en) | Indirect evaporative cooling air conditioner and data center machine room |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150304 Effective date of abandoning: 20190322 |