CN202420258U - Heat exchange device of static var compensation thyristor valve chamber - Google Patents
Heat exchange device of static var compensation thyristor valve chamber Download PDFInfo
- Publication number
- CN202420258U CN202420258U CN 201120549274 CN201120549274U CN202420258U CN 202420258 U CN202420258 U CN 202420258U CN 201120549274 CN201120549274 CN 201120549274 CN 201120549274 U CN201120549274 U CN 201120549274U CN 202420258 U CN202420258 U CN 202420258U
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- heat
- condenser
- valve chamber
- evaporimeter
- exchanger rig
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Abstract
The utility model belongs to the technical field of electric and electronic heat exchange, and in particular relates to a heat exchange device of a static var compensation thyristor valve chamber. The heat exchange device comprises a condenser, an evaporator, a liquid header pipe, a gas header pipe, valves and centralized controllers; the condenser is arranged on the outer top of the valve chamber; the evaporator is horizontally arranged at the inner bottom of the valve chamber; two ends of the liquid header pipe are respectively connected with the outlet of the condenser and the inlet of the evaporator; two ends of the gas header pipe are respectively connected with the inlet of the condenser and the outlet of the evaporator; the centralized controllers are connected with the condenser and the evaporator; and each of the liquid header pipe and the gas header pipe is provided with a valve. The heat exchange device is combined with the conventional heat exchange method to complement advantages, realizes year-round continuous operation, and meets the special requirements of the field of power electronics for high efficiency, energy conservation, closeness and high temperature and humidity control precision.
Description
Technical field
The utility model belongs to the power electronics technical field of heat exchange, is specifically related to a kind of heat-exchanger rig of static reactive IGCT valve chamber.
Background technology
As shown in Figure 1, and static passive compensation device (Static Var Compensator, SVC) Air-cooling Process of valve body can be divided into two links: link one is to utilize heat exchanger that the heat of valve body is taken in the environment in the valve chamber; Link two be the heat in the valve chamber is taken to outdoor, the two be the series connection relation.
To link one, we have done a large amount of work, have improved its heat-transfer effect.The utility model is to link two: take to the heat in the valve chamber outdoor.
At present, take the heat in the valve chamber to the outdoor following several method that mainly contains:
Heat extraction is ventilated, and is as shown in Figure 2: it is indoor to utilize ventilation fan to introduce the outer Cryogenic air of valve chamber, takes away indoor heat through the wind path that designs, and reduces temperature in the valve chamber.The advantage of this mode is to utilize natural cooling source, and is simple, energy-conservation; Shortcoming is that the dedusting maintenance is big in the valve chamber, and humidity is uncontrollable in the valve chamber, can introduce corrosive gas.
Air-air heat exchanger, as shown in Figure 3: outer Cryogenic air of valve chamber and indoor high temperature air carry out heat exchange in air-air heat exchanger, thus outdoor air is taken away the heat reduction indoor temperature of room air.The advantage of this mode is to utilize natural cooling source, and is energy-conservation; Shortcoming is that the air heat exchanger exchange efficiency is low, and is bulky, building changed big.
Refrigeration air-conditioner is installed, as shown in Figure 4: as to utilize industrial air-conditioning in valve chamber, to freeze, heat is discharged into outdoor.The advantage of this mode be hedged off from the outer world in the valve chamber, the Temperature and Humidity Control precision is higher; Shortcoming is that long-term operation operating cost is high.
In numerous heat transfer elements, heat pipe is known the most effectively one of heat transfer element, and the heat pipe that sectional area is very little can realize that heat transmits at a distance, and does not need additionaling power.Its evaporation through working medium in the Totally enclosed vacuum shell is transmitted heat with condensing, but the heat transfer area with high thermal conductivity, good isothermal, cold and hot both sides can change remotely transferring, temperature controllable series of advantages arbitrarily.
The gravity assisted heat pipe operation principle is as shown in Figure 5; The heating section and the heat release section of heat pipe separate by dividing plate; The liquid working substance evaporation of in the heating section of heat pipe bottom, absorbing heat, steam rises to heat release section under the effect of density contrast, and steam working medium is condensed into liquid and relies on gravity reflux to heat pipe bottom in heat release section.For enhanced heat exchange, heating section and heat release section pipe often are equipped with fin outward.
The utility model content
The purpose of the utility model is to taking the heat in the valve chamber to outdoor problem; A kind of heat-exchanger rig of static reactive IGCT valve chamber is provided, and this heat-exchanger rig satisfies the needs of efficient height, energy-conservation, the indoor airtight and field of power electronics that the Temperature and Humidity Control precision is high.
The purpose of the utility model is to adopt following technical proposals to realize:
A kind of heat-exchanger rig of static reactive IGCT valve chamber, said heat-exchanger rig comprise condenser, evaporimeter, liquid house steward, gas main, valve and Centralized Controller; Its improvements are that said condenser is arranged at the outer top of valve chamber; Said evaporimeter level is arranged at the valve chamber inner bottom part; Said liquid house steward's two ends link to each other with evaporator inlet with condensator outlet respectively; Said gas main two ends link to each other with evaporator outlet with condenser inlet respectively; Said Centralized Controller is connected with evaporimeter with condenser; Said liquid house steward and gas main are provided with valve.
A kind of optimized technical scheme that the utility model provides is: said condenser and evaporimeter are equipped with adjustable speed fan.
Second optimized technical scheme that the utility model provides is: the adjustable speed fan of said condenser and evaporimeter is connected with Centralized Controller.
The 3rd optimized technical scheme that the utility model provides is: said condenser and evaporimeter are for wearing the aluminium foil finned type heat exchanger through the copper pipe of internal thread or interior slotting thing reinforcement.
The 4th optimized technical scheme that the utility model provides is: said liquid house steward and gas main are the hose connector or the copper pipe of overcoat thermal insulating warm-keeping layer.
Compared with prior art, the beneficial effect that reaches of the utility model is:
The heat-exchanger rig of a kind of static reactive IGCT valve chamber that the utility model provides, with traditional heat exchange mode combination, compound mode has heat-exchanger rig-heat extraction ventilation and heat-exchanger rig-refrigeration air-conditioner.The advantage of the ventilated linked control mode of heat-exchanger rig-heat extraction is: effectively reduce the dedusting frequency of maintenance of being brought by heat extraction ventilation drawback; The compound mode advantage of heat-exchanger rig-refrigeration air-conditioner interlock control is: because energy consumption is low during the operation of the heat-exchanger rig of the utility model; Remedied the refrigeration air-conditioner big shortcoming of energy consumption that turns round for a long time; Make average of the whole year operating cost be reduced; Bring into play heat-exchanger rig and refrigeration air-conditioner advantage separately, realized mutual supplement with each other's advantages, satisfied the needs of the field of power electronics that efficient is high, energy-conservation, airtight, the Temperature and Humidity Control precision is high.
Description of drawings
Fig. 1 is a heat transmission link sketch map;
Fig. 2 is a prior art heat extraction ventilation heat exchange sketch map;
Fig. 3 is that prior art is installed air-air heat exchanger heat exchange sketch map;
Fig. 4 is that prior art is installed refrigeration air-conditioner heat exchange sketch map;
Fig. 5 is the operation principle sketch map of gravity assisted heat pipe;
Fig. 6 is the structural representation of the utility model heat-exchanger rig.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the utility model is done further detailed description.
As shown in Figure 6, Fig. 6 is the heat-exchanger rig of the static reactive IGCT valve chamber that provides of the utility model, and this heat-exchanger rig comprises condenser 1, evaporimeter 2, liquid house steward 3, gas main 4, valve 5 and Centralized Controller 6.
Said condenser 1 is higher than evaporimeter 2 and is distributed in outside the valve chamber, and condenser 1 is arranged at the outer top of valve chamber; Said liquid house steward's 3 two ends link to each other with evaporimeter 2 inlets with condenser 1 outlet respectively; 2 outlets link to each other with evaporimeter with condenser 1 inlet respectively at said gas main 4 two ends; Said Centralized Controller 6 is connected with evaporimeter 2 with condenser 1; Said condenser 1 is equipped with adjustable speed fan with evaporimeter 2.When temperature outside the valve chamber was lower than in the valve chamber temperature, heat-exchanger rig startup work was taken heat outside the valve chamber to.
Said condenser 1 is worn the aluminium foil finned type heat exchanger with evaporimeter 2 for the copper pipe of process internal thread or interior slotting thing reinforcement.
Said liquid house steward 3 is the hose connector or the copper pipe of overcoat thermal insulating warm-keeping layer with gas main 4.
The heat-exchanger rig workflow of the static reactive IGCT valve chamber that the utility model provides is following: valve body with air in the heat transferred valve chamber after:
A, air pass to the evaporimeter 2 in the valve chamber with heat through circulated air;
Liquid heat absorption evaporation in b, the evaporimeter 2;
C, boil-off gas rises under the effect of density contrast, through gas main 4 to valve chamber external condenser 1;
D, because the outer temperature of valve chamber is low, under the forced convertion of adjustable speed fan, steam heat release in valve chamber external condenser 1 is condensed;
After e, the condensation, liquid relies on gravity to be back to evaporimeter 2 through liquid house steward 3.
Centralized Controller 6 control modes are: under the heat-exchanger rig mode of operation; Centralized Controller 6 is according to the rotating speed of design temperature in the valve chamber and valve chamber internal-external temperature difference follow procedure control valve indoor and outdoor evaporimeter 2 and condenser 1 adjustable speed fan, thereby satisfies temperature requirement in the valve chamber.When temperature outside the valve chamber was higher than in the valve chamber temperature, heat-exchanger rig quit work, and the output signal of Centralized Controller 6 switches to heat extraction ventilation or air conditioner refrigerating mode of operation.
Embodiment one: heat-exchanger rig-heat extraction is ventilated and is made up.Heat-exchanger rig of the utility model and heat extraction are ventilated and are arranged in the IGCT valve chamber respectively, lean on Centralized Controller 6 interlock controls, effectively reduce the dedusting frequency of maintenance of being brought by heat extraction ventilation drawback, realize annual continuous operation.
Embodiment two: heat-exchanger rig-refrigeration air-conditioner combination.Heat-exchanger rig of the utility model and refrigeration air-conditioner are arranged in the IGCT valve chamber respectively; The two combination; Adopt the interlock mode of Centralized Controller 6, heat-exchanger rig has remedied the high shortcoming of air-conditioning long-play cost, makes average of the whole year operating cost reduce; Bring into play heat-exchanger rig and air-conditioning advantage separately, realized mutual supplement with each other's advantages.
The heat-exchanger rig of the utility model is applied in the air side cooling system of static reactive IGCT valve chamber, and not limited applications in the IGCT valve chamber air cooling heat dissipation of other devices of field of power electronics.
Should be noted that at last: above embodiment is only in order to the technical scheme of explanation the utility model but not to the restriction of its protection domain; Although the utility model has been carried out detailed explanation with reference to the foregoing description; The those of ordinary skill in affiliated field is to be understood that: those skilled in the art still can carry out all changes, revise or be equal to replacement to the application's the specific embodiment after reading the utility model; These changes, modification perhaps are equal to replacement, and it is all within the claim scope that its application is awaited the reply.
Claims (5)
1. the heat-exchanger rig of a static reactive IGCT valve chamber, said heat-exchanger rig comprises condenser (1), evaporimeter (2), liquid house steward (3), gas main (4), valve (5) and Centralized Controller (6); It is characterized in that said condenser (1) is arranged at the outer top of valve chamber; Said evaporimeter (1) is horizontally placed on the valve chamber inner bottom part; Said liquid house steward's (3) two ends link to each other with evaporimeter (2) inlet with condenser (1) outlet respectively; Outlet links to each other with evaporimeter (2) with condenser (1) inlet respectively at said gas main (4) two ends; Said Centralized Controller (6) is connected with evaporimeter (2) with condenser (1); Said liquid house steward (3) and gas main (4) are provided with valve (5).
2. heat-exchanger rig as claimed in claim 1 is characterized in that, said condenser (1) and evaporimeter (2) are equipped with adjustable speed fan.
3. heat-exchanger rig as claimed in claim 2 is characterized in that, the adjustable speed fan of said condenser (1) and evaporimeter (2) is connected with Centralized Controller (6).
4. like each described heat-exchanger rig of claim 1-3, it is characterized in that said condenser (1) and evaporimeter (2) are for wearing the aluminium foil finned type heat exchanger through the copper pipe of internal thread or interior slotting thing reinforcement.
5. heat-exchanger rig as claimed in claim 1 is characterized in that, said liquid house steward (3) and gas main (4) are the hose connector or the copper pipe of overcoat thermal insulating warm-keeping layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120549274 CN202420258U (en) | 2011-12-23 | 2011-12-23 | Heat exchange device of static var compensation thyristor valve chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120549274 CN202420258U (en) | 2011-12-23 | 2011-12-23 | Heat exchange device of static var compensation thyristor valve chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202420258U true CN202420258U (en) | 2012-09-05 |
Family
ID=46745015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120549274 Expired - Fee Related CN202420258U (en) | 2011-12-23 | 2011-12-23 | Heat exchange device of static var compensation thyristor valve chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202420258U (en) |
-
2011
- 2011-12-23 CN CN 201120549274 patent/CN202420258U/en not_active Expired - Fee Related
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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: 20120905 Termination date: 20171223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |