CN205230689U - Formula that adjusts temperature dry -type transformer device - Google Patents
Formula that adjusts temperature dry -type transformer device Download PDFInfo
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- CN205230689U CN205230689U CN201520966884.6U CN201520966884U CN205230689U CN 205230689 U CN205230689 U CN 205230689U CN 201520966884 U CN201520966884 U CN 201520966884U CN 205230689 U CN205230689 U CN 205230689U
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- heat
- type transformer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Abstract
The utility model relates to a formula that adjusts temperature dry -type transformer device belongs to the dry -type transformer field. Ground heat facility in dry -type transformer including the casing, in locating the casing, the soil that heat exchanger, overhead 2.5 -6m are dark in locating the casing, the ground heat facility obtains geothermol power and transmits geothermol power for dry -type transformer through the heat exchanger. Can solidifying in time of heater is not being used to the shape in adaptation heating chamber that simultaneously can be good, and the effectual electric heater that prevents leaks electricity, the harm personal safety, and the while can also prevent the condition that the medium in the cooling tube spills over, the effectual life who prolongs the heat exchanger. The design of the heat exchanger that this heat exchanger passes through has increased throughput, improves the flow in the heat exchanger, has compromise heat exchange efficiency and business turn over efficiency, is favorable to the miniaturized production of heat exchanger and uses.
Description
Technical field
The utility model relates to a kind of temp .-regulating type dry type transformer device, belongs to dry-type transformer field.
Background technology
The places such as dry-type transformer is widely used in localized lighting, skyscraper, airport, harbour CNC plant equipment, briefly dry-type transformer just refers to that iron core and winding are not immersed in the dry-type transformer in insulating oil.The type of cooling is divided into natural air cool and force Air flow, and during natural air cooling, dry-type transformer can run continuously for a long time under rated capacity.During forced air cooling, dry-type transformer output capacity can improve 50%.Be applicable to interrupted running overload, or emergent accident running overload; Because load loss during overload and impedance voltage amplification are comparatively large, are in non-economy running status, therefore it should not made to be in long-time continuous running overload.Safety, fire prevention, pollution-free, directly can run on load center; Adopt domestic advanced technology, mechanical strength is high, and anti-short circuit capability is strong, and partial discharge is little, Heat stability is good, and reliability is high;
Below ground is owing to being subject to the irradiance of Yanguan Pass little, variations in temperature is not obvious, therefore, the air made full use of through soil intensification or cooling carries out temperature control to dry-type transformer, dry-type transformer temperature effectively can be prevented too low and reduce life-span of dry-type transformer, the too high normal use affecting dry-type transformer of the temperature of dry-type transformer can also be prevented.
Summary of the invention
The purpose of this utility model is: for above-mentioned Problems existing, a kind of temp .-regulating type dry type transformer device is provided, and the design of this device effectively can utilize each position of device, its structure is simple, use and convenient for production, can effectively improve is the production efficiency of equipment, the design of its heater can be freezed by heat exchanger, can effectively prevent the interior medium of equipment from freezing, the winter resistance of raising equipment, heat-conducting medium in heating chamber effectively can prevent transferring heat, the shape of adaptation heating chamber that simultaneously can be good, do not using can solidifying in time of heater, effectively prevent electric heater electrical leakage, harm personal safety, the situation that simultaneously can also prevent the medium in cooling water pipe from overflowing, effectively extend the useful life of heat exchanger.The design of the heat exchanger that this heat exchanger passes through increases throughput, improves the flow in heat exchanger, has taken into account heat exchange efficiency and turnover efficiency, and the miniaturization being conducive to heat exchanger is produced and uses.
The technical solution adopted in the utility model is as follows:
The utility model discloses a kind of temp .-regulating type dry type transformer device, comprise housing, the dry-type transformer be located in housing, the heat exchanger be located in housing, geothermal device in soil that overhead 2.5-6m is dark; Geothermal device obtains underground heat and underground heat is passed to dry-type transformer through heat exchanger.
Further, geothermal device comprises water tank, circulating water pump, heat exchange water pump and underground heat pipe network, and water tank connects underground heat pipe network by circulating water pump, and underground heat pipe network is absorbed underground heat and to be linked back water tank by pipeline.
Further, heat exchanger comprises heat exchanger tube, jet thrust, air blast, and heat exchanger tube comprises cooling chamber and heat dissipation cavity, and air blast connects one end of heat dissipation cavity by pipeline, and the other end of heat dissipation cavity connects jet thrust by pipeline, and this jet thrust is relative with dry-type transformer; One end of cooling chamber connects water tank by heat exchange water pump, the other end connects water tank by filter.
Further, heat exchanger tube also comprises heating chamber, and cooling chamber is decussate texture, and heating chamber is located at the pair of horns place in cooling chamber decussate texture outside, and heat dissipation cavity is located at another diagonal angle place of cooling chamber decussate texture; Electric heater is provided with in described heating chamber.
Further, electric heater comprises heating wire, insulating heat-conductive pipe, and heating wire is placed in insulating heat-conductive pipe; The heat-conducting medium that fusing point is 25-75 DEG C is provided with between the madial wall of described heating chamber and insulating heat-conductive pipe.
Further, the madial wall of described cooling chamber is provided with corrosion resistant graphite linings; The inner side of graphite linings is provided with meniscate projection, and the opening of this projection, towards the import of cooling chamber, this meniscate projection is provided with the concave surface for the formation of local torrent.
Further, described jet thrust aims at the winding of dry-type transformer, and the maximum air output of this jet thrust is 4m3/min; Distance between jet thrust and winding is 0.3-0.5m.
Due to said structure, by geothermal device by the heat absorption at the bottom of ground, then take through water circulation system the heat that geothermal device absorbs to earth's surface, then by the exchange heat of heat through air and water, heat is taken out of and is used for heating dry-type transformer, this device effectively can improve the serviceability temperature of dry-type transformer, and the temperature in balanced night and daytime dry-type transformer housing, ensures dry-type transformer working temperature constant.The heat exchanger of this device, effectively can improve heat exchange efficiency, and the design of this device effectively can utilize each position of device, its structure is simple, use and convenient for production, can effectively improve is the production efficiency of equipment, the design of its heater can be freezed by heat exchanger, can effectively prevent the interior medium of equipment from freezing, the winter resistance of raising equipment, heat-conducting medium in heating chamber effectively can prevent transferring heat, the shape of adaptation heating chamber that simultaneously can be good, do not using can solidifying in time of heater, effectively prevent electric heater electrical leakage, harm personal safety, the situation that simultaneously can also prevent the medium in cooling water pipe from overflowing, effectively extend the useful life of heat exchanger.The design of the heat exchanger that this heat exchanger passes through increases throughput, improves the flow in heat exchanger, has taken into account heat exchange efficiency and turnover efficiency, and the miniaturization being conducive to heat exchanger is produced and uses.
Further, its intelligent control system comprises:
Dry-type transformer unit, comprises housing, the dry-type transformer be located in housing, and be provided with holder bottom this dry-type transformer, holder fixes on the ground;
Ground hot cell, comprises geothermal device, this geothermal device, comprises water tank, circulating water pump, heat exchange water pump and underground heat pipe network, and water tank connects underground heat pipe network by circulating water pump, and underground heat pipe network is absorbed underground heat and to be linked back water tank by pipeline;
Heat exchange unit, comprise heat exchanger, this heat exchanger comprises some square heat exchanger tube, jet thrust, air blasts side by side, and heat exchanger tube comprises heat dissipation cavity, heating chamber, criss-cross cooling chamber, another diagonal angle place that heating chamber is positioned at the pair of horns place of cooling chamber outside, heat dissipation cavity is located at but outside, chamber; Piping connects one end of heat dissipation cavity, and the other end of heat dissipation cavity connects jet thrust by pipeline, and this jet thrust is relative with the winding of dry-type transformer; One end of cooling chamber connects water tank by heat exchange water pump, the other end connects water tank by filter; Electric heater is provided with in heating chamber; Electric heater comprises heating wire, insulating heat-conductive pipe, and heating wire is placed in insulating heat-conductive pipe; The heat-conducting medium that fusing point is 25-75 DEG C is provided with between the madial wall of described heating chamber and insulating heat-conductive pipe;
Detection control unit, comprises the temperature sensor in the exit being separately positioned on cooling chamber exit and heat dissipation cavity, is separately positioned on the electromagnetically operated valve of the porch of cooling chamber porch and heat dissipation cavity;
Processing unit, comprises MCU and the keyboard, display, communicator, the memory that are connected MCU respectively; Processing unit is connected with ground hot cell, heat exchange unit, detection control unit respectively, and controls each unit action.
Due to said system, control unit by MCU to cooperatively interact, cooperatively interact between the various elements and reach higher heat exchange efficiency, from point utilizing ground end temperature advantage all very round the clock, ensure that dry-type transformer does not cause material fatigue to increase because of day and night temperature, affect the useful life of dry-type transformer, can ensure equipment effective use and, its geothermal device effectively can draw the heat at the end, ground, and utilize water circulation to drive the heat at the bottom of ground to earth's surface, then by the heat exchanger on earth's surface, then heat absorption is heated up to dry-type transformer, the working temperature of effective guarantee dry-type transformer, improve the useful life of dry-type transformer, prevent day and night temperature to the impression of dry-type transformer material, improve the fail safe of dry-type transformer.
Further, its intelligent control method:
Step 1: circulating water pump extracts the water in water tank with the speed of 0.3m3/min, current are through underground heat pipe network and absorb underground heat, and are transmitted back in water tank by the water after absorbing underground heat;
Step 2:MCU detects the temperature in housing and in water tank, and when the temperature difference in housing and water tank is not less than 4 DEG C, heat exchange water pump extracts the water in water tank with the speed of 0.2m3/min, and water is circulated between water tank and cooling chamber;
Step 3: when the temperature difference in cooling chamber exit and water tank is greater than 10 DEG C, MCU regulates the flow in this cooling chamber to be less than 0.05m3/min by the electromagnetically operated valve of porch, controlled cooling model chamber; When temperature difference in cooling chamber exit and water tank is 6-10 DEG C, the flow in MCU controlled cooling model chamber is 0.08m3/min; When temperature difference in cooling chamber exit and water tank is for being less than 6 DEG C, the flow in MCU controlled cooling model chamber is 0.12m3/min;
Step 4:MCU controls air blast and starts, and air-flow through heat dissipation cavity and the heat absorbed in cooling chamber, then sprays through jet thrust;
Step 5: when the temperature difference in heat dissipation cavity exit and housing is greater than 5 DEG C, MCU controls jet thrust with the speed of 0.6m3/min ejection air-flow; When temperature difference in heat dissipation cavity exit and housing is 2-5 DEG C, MCU controls jet thrust with the speed of 1m3/min ejection air-flow, and it is 300W that electric heater exports gross power; When temperature difference in heat dissipation cavity exit and housing is for being less than 2 DEG C, MCU controls jet thrust with the speed of 1.5m3/min ejection air-flow, and electric heater exports gross power and is greater than 600W;
Step 6: when the water temperature when temperature in housing is less than 3 DEG C and in water tank is less than 5 DEG C, MCU controls electric heater and heats, and its electric heater exports gross power for being not more than 650W; When water temperature when temperature in housing is less than 0 DEG C and in water tank is less than 1 DEG C, electric heater exports gross power and is greater than 800W.
Owing to have employed said method, by setting the set point of MCU, control for different temperature conditions heat exchangers and geothermal device respectively, ensure that heat exchanger and geothermal device can effectively use, intelligent and the useful life of raising equipment, for the different phase of heat at the bottom of ground, geothermal device can according to the difference of heat, control respectively, the normal use of equipment can be ensured, geothermal device effectively can absorb heat or the cold energy at the end, ground, during hot environment, dry-type transformer equipment is lowered the temperature, when low temperature environment, dry-type transformer equipment is heated up, ensure that the working temperature of dry-type transformer is balanced.The heat exchanger tube of heat exchanger carries out temperature control and flow control, improve the efficiency of heat exchange, avoid the waste of resource, avoid equipment local temperature difference excessive and reduce useful life of equipment, effective utilization of equipment can be ensured, Based Intelligent Control is carried out to this controller, effectively can improve the heat exchange efficiency of this heat transmission equipment.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, this apparatus structure simple, to use and easy for installation, the temperature of underground heat to dry-type transformer can be made full use of and control, reduce day and night temperature to the impact in dry-type transformer life-span.
2, this device can not only absorb the heat energy at the end, ground, the cold energy at the end, ground can also be absorbed, can the serviceability temperature of effective balanced dry-type transformer, ensure the normal use of dry-type transformer, improve the dry-type transformer scope of application and improve the transformation scope of dry-type transformer.
3, this geothermal device, structure is simply effective, and effectively can absorb the cold or cold energy of the heat at the end, ground, effectively reduce the installation of equipment and use difficulty, its scope of application is wide, and the heat that effectively can absorb the end, ground is for the cooling of equipment or intensification.
4, by the structure of heat exchanger improve, effectively can improve heat exchange efficiency, and the design of this device effectively can utilize each position of device, effectively can prevent the waste of heat exchanger cavity, the flow 10-20% of turnover heat exchanger can be improved.
Accompanying drawing explanation
Fig. 1 is temp .-regulating type dry type transformer device structure chart in the utility model;
Fig. 2 is heat exchanger structure figure in the utility model;
Mark in figure: 1-radiating tube, 2-cooling water pipe, 3-cooling chamber, 4-heat dissipation cavity, 5-heating chamber, 6-heat exchanger, 7-housing, 8-dry-type transformer, 9-geothermal device.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Specific embodiment 1:
As illustrated in fig. 1 and 2, of the present utility modelly the utility model discloses a kind of temp .-regulating type dry type transformer device, comprise housing 7, geothermal device 9 in soil that the dry-type transformer 8 be located in housing 7, heat exchanger 6, the overhead 2.5-6m be located in housing 7 are dark; Geothermal device 9 obtains underground heat and underground heat is passed to dry-type transformer 8 through heat exchanger 6.Geothermal device 9 comprises water tank, circulating water pump, heat exchange water pump and underground heat pipe network, and water tank connects underground heat pipe network by circulating water pump, and underground heat pipe network is absorbed underground heat and to be linked back water tank by pipeline.Heat exchanger 6 comprises heat exchanger tube, jet thrust, air blast, and heat exchanger tube comprises cooling chamber 3 and heat dissipation cavity 4, and air blast connects one end of heat dissipation cavity 4 by pipeline, and the other end of heat dissipation cavity 4 connects jet thrust by pipeline, and this jet thrust is relative with dry-type transformer 8; One end of cooling chamber 3 connects water tank by heat exchange water pump, the other end connects water tank by filter.Heat exchanger tube also comprises heating chamber 5, and cooling chamber 3 is decussate texture, and heating chamber 5 is located at the pair of horns place in cooling chamber 3 decussate texture outside, and heat dissipation cavity 4 is located at another diagonal angle place of cooling chamber 3 decussate texture, heat dissipation cavity 4; Electric heater is provided with in heating chamber 5.Electric heater comprises heating wire, insulating heat-conductive pipe, and heating wire is placed in insulating heat-conductive pipe; The heat-conducting medium that fusing point is 25-75 DEG C is provided with between the madial wall of heating chamber 5 and insulating heat-conductive pipe.The madial wall of cooling chamber 3 is provided with corrosion resistant graphite linings; The inner side of graphite linings is provided with meniscate projection, and the opening of this projection, towards the import of cooling chamber 3, this meniscate projection is provided with the concave surface for the formation of local torrent.Jet thrust aims at the winding of dry-type transformer 8, and the maximum air output of this jet thrust is 4m3/min; Distance between jet thrust and winding is 0.3-0.5m.
Due to said structure, by geothermal device 9 by the heat absorption at the bottom of ground, then take through water circulation system the heat that geothermal device 9 absorbs to earth's surface, then by the exchange heat of heat through air and water, heat is taken out of and is used for heating dry-type transformer 8, this device effectively can improve the serviceability temperature of dry-type transformer 8, and the temperature in balanced night and daytime dry-type transformer 8 housing 7, ensures dry-type transformer 8 working temperature constant.The heat exchanger 6 of this device, effectively can improve heat exchange efficiency, and the design of this device effectively can utilize each position of device, its structure is simple, use and convenient for production, can effectively improve is the production efficiency of equipment, the design of its heater can be freezed by heat exchanger 6, can effectively prevent the interior medium of equipment from freezing, the winter resistance of raising equipment, heat-conducting medium in heating chamber 5 effectively can prevent transferring heat, the shape of adaptation heating chamber 5 that simultaneously can be good, do not using can solidifying in time of heater, effectively prevent electric heater electrical leakage, harm personal safety, the situation that simultaneously can also prevent the medium in cooling water pipe from overflowing, effectively extend the useful life of heat exchanger 6.The design of the heat exchanger 6 that this heat exchanger 6 passes through increases throughput, improves the flow in heat exchanger 6, has taken into account heat exchange efficiency and turnover efficiency, and the miniaturization being conducive to heat exchanger 6 is produced and uses.
Specific embodiment 2:
According to the temp .-regulating type dry type transformer device of specific embodiment 1, its intelligent control system comprises:
Dry-type transformer unit 8, comprises housing 7, the dry-type transformer 8 be located in housing 7, and be provided with holder bottom this dry-type transformer 8, holder fixes on the ground;
Ground hot cell, comprises geothermal device 9, this geothermal device 9, comprises water tank, circulating water pump, heat exchange water pump and underground heat pipe network, and water tank connects underground heat pipe network by circulating water pump, and underground heat pipe network is absorbed underground heat and to be linked back water tank by pipeline;
Heat exchange unit, comprise heat exchanger 6, this heat exchanger 6 comprises some square heat exchanger tube, jet thrust, air blasts side by side, heat exchanger tube comprises heat dissipation cavity 4, heating chamber 5, criss-cross cooling chamber 3, another diagonal angle place that heating chamber 5 is positioned at the pair of horns place of cooling chamber 3 outside, heat dissipation cavity 4 is located at but outside, chamber; Piping connects one end of heat dissipation cavity 4, and the other end of heat dissipation cavity 4 connects jet thrust by pipeline, and this jet thrust is relative with the winding of dry-type transformer 8; One end of cooling chamber 3 connects water tank by heat exchange water pump, the other end connects water tank by filter; Electric heater is provided with in heating chamber 5; Electric heater comprises heating wire, insulating heat-conductive pipe, and heating wire is placed in insulating heat-conductive pipe; The heat-conducting medium that fusing point is 25-75 DEG C is provided with between the madial wall of described heating chamber 5 and insulating heat-conductive pipe;
Detection control unit, comprises the temperature sensor in the exit being separately positioned on cooling chamber 3 exit and heat dissipation cavity 4, is separately positioned on the electromagnetically operated valve of the porch of cooling chamber 3 porch and heat dissipation cavity 4;
Processing unit, comprises MCU and the keyboard, display, communicator, the memory that are connected MCU respectively; Processing unit is connected with ground hot cell, heat exchange unit, detection control unit respectively, and controls each unit action.
Due to said system, control unit by MCU to cooperatively interact, cooperatively interact between the various elements and reach higher heat exchange efficiency, from point utilizing ground end temperature advantage all very round the clock, ensure that dry-type transformer 8 does not cause material fatigue to increase because of day and night temperature, affect the useful life of dry-type transformer 8, can ensure equipment effective use and, its geothermal device 9 effectively can draw the heat at the end, ground, and utilize water circulation to drive the heat at the bottom of ground to earth's surface, then by the heat exchanger 6 on earth's surface, then heat absorption is heated up to dry-type transformer 8, the working temperature of effective guarantee dry-type transformer 8, improve the useful life of dry-type transformer 8, prevent day and night temperature to the impression of dry-type transformer 8 material, improve the fail safe of dry-type transformer 8.
Specific embodiment 3:
According to the intelligent control system of the temp .-regulating type dry type transformer device of specific embodiment 2, its intelligent control method:
Step 1: circulating water pump extracts the water in water tank with the speed of 0.3m3/min, current are through underground heat pipe network and absorb underground heat, and are transmitted back in water tank by the water after absorbing underground heat;
Step 2:MCU detects the temperature in housing 7 and in water tank, and when the temperature difference in housing 7 and water tank is not less than 4 DEG C, heat exchange water pump extracts the water in water tank with the speed of 0.2m3/min, and water is circulated between water tank and cooling chamber 3;
Step 3: when the temperature difference in cooling chamber 3 exit and water tank is greater than 10 DEG C, MCU regulates the flow in this cooling chamber 3 to be less than 0.05m3/min by the electromagnetically operated valve of porch, controlled cooling model chamber 3; When temperature difference in cooling chamber 3 exit and water tank is 6-10 DEG C, the flow in MCU controlled cooling model chamber 3 is 0.08m3/min; When temperature difference in cooling chamber 3 exit and water tank is for being less than 6 DEG C, the flow in MCU controlled cooling model chamber 3 is 0.12m3/min;
Step 4:MCU controls air blast and starts, and air-flow through heat dissipation cavity 4 and the heat absorbed in cooling chamber 3, then sprays through jet thrust;
Step 5: when the temperature difference in heat dissipation cavity 4 exit and housing 7 is greater than 5 DEG C, MCU controls jet thrust with the speed of 0.6m3/min ejection air-flow; When temperature difference in heat dissipation cavity 4 exit and housing 7 is 2-5 DEG C, MCU controls jet thrust with the speed of 1m3/min ejection air-flow, and it is 300W that electric heater exports gross power; When temperature difference in heat dissipation cavity 4 exit and housing 7 is for being less than 2 DEG C, MCU controls jet thrust with the speed of 1.5m3/min ejection air-flow, and electric heater exports gross power and is greater than 600W;
Step 6: when the water temperature when temperature in housing 7 is less than 3 DEG C and in water tank is less than 5 DEG C, MCU controls electric heater and heats, and its electric heater exports gross power for being not more than 650W; When water temperature when temperature in housing 7 is less than 0 DEG C and in water tank is less than 1 DEG C, electric heater exports gross power and is greater than 800W.
Owing to have employed said method, by setting the set point of MCU, control for different temperature conditions heat exchangers 6 and geothermal device 9 respectively, ensure that heat exchanger 6 and geothermal device 9 can effectively use, intelligent and the useful life of raising equipment, for the different phase of heat at the bottom of ground, geothermal device 9 can according to the difference of heat, control respectively, the normal use of equipment can be ensured, geothermal device 9 effectively can absorb heat or the cold energy at the end, ground, during hot environment, dry-type transformer 8 equipment is lowered the temperature, when low temperature environment, dry-type transformer 8 equipment is heated up, ensure that the working temperature of dry-type transformer 8 is balanced.The heat exchanger tube of heat exchanger 6 carries out temperature control and flow control, improve the efficiency of heat exchange, avoid the waste of resource, avoid equipment local temperature difference excessive and reduce useful life of equipment, effective utilization of equipment can be ensured, Based Intelligent Control is carried out to this controller, effectively can improve the heat exchange efficiency of this heat transmission equipment.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (8)
1. a temp .-regulating type dry type transformer device, is characterized in that, comprise housing, the dry-type transformer be located in housing, the heat exchanger be located in housing, geothermal device in soil that overhead 2.5-6m is dark; Geothermal device obtains underground heat and underground heat is passed to dry-type transformer through heat exchanger.
2. temp .-regulating type dry type transformer device according to claim 1, it is characterized in that, geothermal device comprises water tank, circulating water pump, heat exchange water pump and underground heat pipe network, and water tank connects underground heat pipe network by circulating water pump, and underground heat pipe network is absorbed underground heat and to be linked back water tank by pipeline.
3. temp .-regulating type dry type transformer device according to claim 1, it is characterized in that, heat exchanger comprises heat exchanger tube, jet thrust, air blast, heat exchanger tube comprises cooling chamber and heat dissipation cavity, air blast connects one end of heat dissipation cavity by pipeline, the other end of heat dissipation cavity connects jet thrust by pipeline, and this jet thrust is relative with dry-type transformer; One end of cooling chamber connects water tank by heat exchange water pump, the other end connects water tank by filter.
4. temp .-regulating type dry type transformer device according to claim 3, it is characterized in that, heat exchanger tube also comprises heating chamber, and cooling chamber is decussate texture, heating chamber is located at the pair of horns place in cooling chamber decussate texture outside, and heat dissipation cavity is located at another diagonal angle place of cooling chamber decussate texture; Electric heater is provided with in described heating chamber.
5. temp .-regulating type dry type transformer device according to claim 4, is characterized in that, electric heater comprises heating wire, insulating heat-conductive pipe, and heating wire is placed in insulating heat-conductive pipe; The heat-conducting medium that fusing point is 25-75 DEG C is provided with between the madial wall of described heating chamber and insulating heat-conductive pipe.
6. temp .-regulating type dry type transformer device according to claim 5, is characterized in that, the madial wall of described cooling chamber is provided with corrosion resistant graphite linings; The inner side of graphite linings is provided with meniscate projection, and the opening of this projection, towards the import of cooling chamber, this meniscate projection is provided with the concave surface for the formation of local torrent.
7. temp .-regulating type dry type transformer device according to claim 6, is characterized in that, described jet thrust aims at the winding of dry-type transformer, and the maximum air output of this jet thrust is 4m3/min; Distance between jet thrust and winding is 0.3-0.5m.
8. temp .-regulating type dry type transformer device according to claim 1, is characterized in that, its intelligent control system comprises:
Dry-type transformer unit, comprises housing, the dry-type transformer be located in housing, and be provided with holder bottom this dry-type transformer, holder fixes on the ground;
Ground hot cell, comprises geothermal device, this geothermal device, comprises water tank, circulating water pump, heat exchange water pump and underground heat pipe network, and water tank connects underground heat pipe network by circulating water pump, and underground heat pipe network is absorbed underground heat and to be linked back water tank by pipeline;
Heat exchange unit, comprise heat exchanger, this heat exchanger comprises some square heat exchanger tube, jet thrust, air blasts side by side, and heat exchanger tube comprises heat dissipation cavity, heating chamber, criss-cross cooling chamber, another diagonal angle place that heating chamber is positioned at the pair of horns place of cooling chamber outside, heat dissipation cavity is located at but outside, chamber; Cooling chamber connects one end of heat dissipation cavity by pipeline, and the other end of heat dissipation cavity connects jet thrust by pipeline, and this jet thrust is relative with the winding of dry-type transformer; One end of cooling chamber connects water tank by heat exchange water pump, the other end connects water tank by filter; Electric heater is provided with in heating chamber; Electric heater comprises heating wire, insulating heat-conductive pipe, and heating wire is placed in insulating heat-conductive pipe; The heat-conducting medium that fusing point is 25-75 DEG C is provided with between the madial wall of described heating chamber and insulating heat-conductive pipe;
Detection control unit, comprises the temperature sensor in the exit being separately positioned on cooling chamber exit and heat dissipation cavity, is separately positioned on the electromagnetically operated valve of the porch of cooling chamber porch and heat dissipation cavity;
Processing unit, comprises MCU and the keyboard, display, communicator, the memory that are connected MCU respectively; Processing unit is connected with ground hot cell, heat exchange unit, detection control unit respectively, and controls each unit action.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520966884.6U CN205230689U (en) | 2015-11-30 | 2015-11-30 | Formula that adjusts temperature dry -type transformer device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520966884.6U CN205230689U (en) | 2015-11-30 | 2015-11-30 | Formula that adjusts temperature dry -type transformer device |
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| CN205230689U true CN205230689U (en) | 2016-05-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105788807A (en) * | 2015-11-30 | 2016-07-20 | 成都德善能科技有限公司 | Temperature-modulated dry-type transformer device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105788807A (en) * | 2015-11-30 | 2016-07-20 | 成都德善能科技有限公司 | Temperature-modulated dry-type transformer device |
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