CN1668882A - Refrigeration system - Google Patents
Refrigeration system Download PDFInfo
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- CN1668882A CN1668882A CNA038168316A CN03816831A CN1668882A CN 1668882 A CN1668882 A CN 1668882A CN A038168316 A CNA038168316 A CN A038168316A CN 03816831 A CN03816831 A CN 03816831A CN 1668882 A CN1668882 A CN 1668882A
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- fluid
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- capillary pump
- heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
- F25B9/14—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/043—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure forming loops, e.g. capillary pumped loops
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
a Stirling machine (1); a refrigerating chamber (4); a first thermal energy transfer device (2) operatively associated with a refrigerating portion (1b) of the machine and with the refrigerating chamber (4); a second thermal energy transfer device (3) operatively associated with a heat receiving means, external to said machine, and with the heating portion (1a) thereof, the first thermal energy transfer device (2) comprising: at least one capillary pump (10) mounted in the refrigerating chamber (4) to evaporate, by the heat absorbed from the latter, the circulating fluid received in said capillary pump (10); a condenser (20) operatively coupled to the refrigerating portion (1b) of the Stirling machine (1) to condense the circulating fluid received, in the gaseous state,, from the capillary pump (10); and pipes (30, 40) to conduct in a closed loop, the circulating fluid between the capillary pump (10) and the condenser (20).
Description
Technical field
The present invention relates to a kind of refrigeration system, this system uses a Stirling-electric hybrid (Stirlingmachine), and this Stirling-electric hybrid particularly, relates to its heat exchanger (end) as the heat energy that is delivered to the environment that is arranged in the compressor outside and is spaced from.
Background technology
Known many year of Stirling-electric hybrid, it moves with several application modes.By using thermal source, Stirling-electric hybrid is widely used as the system's (motor) that produces motion, and is used for energy generation field.Stirling-electric hybrid is used for cooler environment equally, perhaps be used in the refrigeration system, mainly use in system with low refrigerating capacity (in the check point of U.S. heating, Refrigeration ﹠ Air-Conditioning SE (ASHRAE) as 100W below) and low storage temperature (being lower than 100 ℃).
This machine comprises a seal casinghousing, and a motor is installed in the sealing housing, and this motor can be the linear-type of driven plunger, and this piston is used to compress the gas that is present in enclosure interior.In the inside of seal casinghousing a heat exchanger is set further, this heat exchanger is connected the external heat exchanger of a heat, perhaps on hot junction (hot head), also be connected other heat exchanger that is connected with a cold external heat exchanger, perhaps on the cold junction (cold head), these two heat exchangers are made by a kind of metal material with thermal conductive resin, this material makes two heat exchangers can finish the external environment condition transmission of prevention heat to Stirling-electric hybrid respectively, and absorbs heat from other environment.
This Stirling-electric hybrid has the heat that the heat pointed to discharges the hot junction of environment usually, and its cold junction and refrigeration system couple together with the cooling particular environment.
Helium carries out work as cooling fluid to this Stirling-electric hybrid by for example using, but also can use other cryogenic fluid, and for example hydrogen or nitrogen are described in patent US5927079.
Stirling-electric hybrid needs the auxiliary equipment that heat can be transmitted to environment from the heat exchanger of heat, and this caloric requirement is delivered to this environment, and the equipment that needs to absorb heat from environment, and this environment need freeze by cold junction.The more known equipment that can realize that this heat is transmitted in this field.
Known systems makes this transmission become possibility in different ways, for example: use thermal siphon tubular type secondary unit, as understanding at patent US6347523; On end (head), fin is set and uses the assist gas kinematic system; Use heat pipe; Use fluid pump system, this system adopts the pump by a kind of driving in vibration, machinery or the coron.
In known systems solution a kind of, in refrigeration system, adopt Stirling-electric hybrid, described in patent US5927079, the refrigeration of determining environment is by carrying cryogenic fluid to realize with pump at low temperatures, this cryogenic fluid is freezed by heat exchanger when flowing to the evaporimeter that is arranged in the cooled environment around the Stirling-electric hybrid cold junction of flowing through.In this structure, be arranged on pump installation between Stirling-electric hybrid and the evaporimeter by use, at low temperatures and the fluid that in the Stirling-electric hybrid cold junction, freezes be conducted through the pipeline of evaporimeter.In this structure, the circulation by water in the closed-loop path in the described hot junction of Stirling-electric hybrid of flowing through realizes the eliminating of place, Stirling-electric hybrid hot junction heat, and this circulation is also by being installed in the realization that is used for of pump element in the heat-rejection circuit.
Yet these known solutions have some shortcomings, for example adopt thermal siphon as operation principle in this system, need alignment part, for example pipeline and heat exchanger.
In the situation of known solution, this solution is used fin and is carried out heat exchange by gas on end, and its shortcoming is in fact can not obtain high heat-transfer capability.In described system, can be easy to reach the saturation limit of heat-transfer capability.This be since fin its length increase and/or each other the distance efficient when reducing saturated, perhaps or even owing to can not find and have that enough abilities cause with the gas motion device that reaches required pressure of definite heat-transfer capability and traffic level.In addition, these solutions cause the increase of refrigeration system vibration level and the reduction of reliability, and this is the result who has a large amount of moving parts.Use the known arrangement of heat pipe also to have following shortcoming: cause the very high pressure loss of system owing to porous material must be set outside evaporation region, this loss has reduced the ability of remotely transferring.
Goal of the invention
Therefore, an object of the present invention is to provide the refrigeration system of a Stirling-electric hybrid of a kind of use, this refrigeration system can realize effective refrigeration of environment, and has avoided the problem that exists in the known arrangement, for example low heat-transfer capability, the pressure loss in the system and low reliability.
Another object of the present invention provides a kind of foregoing refrigeration system, and this system has reduced for example needs of pipeline and heat exchanger of alignment system parts.
Another object of the present invention provides a kind of foregoing system, and this system has minimum moving parts, has reduced the possibility that occurs vibration in refrigeration system.
Summary of the invention
These and other objects realize that by a kind of refrigeration system such system comprises: a Stirling-electric hybrid, this Stirling-electric hybrid have a heating part and a refrigerating part; A cool room; One first thermal energy transfer device, this equipment operationally is connected with refrigerating part and cool room, so that conducted heat to refrigerating part by cool room by circulation of fluid; One second thermal energy transfer device, this equipment operationally are connected with a heat-receiving apparatus and a heating part thereof in described Stirling-electric hybrid outside, so that conducted heat to heat-receiving apparatus by heating part by circulation of fluid.
According to the present invention, first thermal energy transfer device comprises that at least one is installed in the capillary pump in the cool room, so as the heat by from cool room, absorbing, and by effect capillaceous, the circulation of fluid that evaporation receives in described capillary pump, this capillarity is caused by the described fluid capillary pump of flowing through; A condenser that is operatively coupled on the Stirling-electric hybrid refrigerating part is so that the gaseous recycle stream body that condensation receives from capillary pump; And with the pipeline of closed-loop path transmission circulation of fluid, be liquid state from condenser to capillary pump circulation of fluid, and be gaseous state from capillary pump to condenser circulation of fluid.
Description of drawings
Hereinafter present invention is described with reference to the accompanying drawings, and these accompanying drawings are drawn according to the example of a preferred embodiment, wherein:
Fig. 1 is a schematic perspective view of refrigeration system of the present invention, and Stirling-electric hybrid operationally is connected with cooled environment among the figure;
Fig. 2 is a schematic perspective view of the structure of refrigeration system thermal energy transfer device of the present invention;
Fig. 3 is the longitudinal profile view of first structure of capillary pump of the present invention, and this capillary pump is driven by the heat of getting rid of from cooled environment;
Fig. 4,5 and 6 is respectively the viewgraph of cross-section that first structure of capillary pump of the present invention is cut open along IV-IV, V-V and VI-VI among Fig. 3;
Fig. 7 is certain schematic fragmentary perspective cross sectional view of capillary pump second structure of the present invention, and this capillary pump is by the heat drive of getting rid of from Stirling-electric hybrid heating part branch;
Fig. 8 be capillary pump second structure shown in Fig. 7 along the diametric(al) viewgraph of cross-section;
Fig. 9 is the viewgraph of cross-section that capillary pump among Fig. 7 is cut open along IX-IX among Fig. 8, and
Figure 10 is the viewgraph of cross-section that capillary pump among Fig. 7 is cut open along X-X among Fig. 8.
The specific embodiment
Refrigeration system of the present invention comprises a Stirling-electric hybrid 1, for example use a such Stirling-electric hybrid of linear motor, this linear motor operationally is connected with one second thermal energy transfer device 3 with first thermal energy transfer device 2, and one in these two thermal energy transfer device is operatively coupled on the cool room 4.In the example of schematic structure, first thermal energy transfer device 2 is the thermal energy transfer device that are connected with cool room 4.
Usually Stirling-electric hybrid 1 comprises, a heating part 1a and a refrigerating part 1b, and each all is operatively coupled on in first and second thermal energy transfer device 2,3 one, and is as mentioned below.
According to the present invention, first thermal energy transfer device 2 is included in first circulation of fluid of transferring heat energy between the refrigerating part 1b of Stirling-electric hybrid 1 and the cool room 4, second thermal energy transfer device 3 is included in second circulation of fluid of transferring heat energy between the heating part 1a of Stirling-electric hybrid 1 and the heat-receiving apparatus, second circulation of fluid is generally air or ambient gas, and second thermal energy transfer device 3 keeps determining distance with Stirling-electric hybrid.
In implementing a kind of mode of the present invention, first and second circulation of fluids are identical and by selected at least a formation in the group that comprises ether, water and alcohol, but are not exclusively.The circulation of fluid that should be understood that other type also is possible, and can not change the present invention's scope required for protection.
According to the present invention, in one or two of first and second thermal energy transfer device 2,3, at least one capillary pump is set, this pump will be described below, flow through the circulation of fluid that receives with liquid form accordingly by this pump, this circulation of fluid becomes gaseous state undergoing phase transition through in the process of described capillary pump by liquid state.In described first and second thermal energy transfer device 2,3 each also comprises a corresponding heat exchanger, and the corresponding gaseous recycle stream body that comes from capillary pump in this interchanger undergoes phase transition, and becomes liquid state.
According to the present invention, first thermal energy transfer device 2 comprises at least one capillary pump 10, this capillary pump 10 is connected with cool room 4 and has: a seal casinghousing 11, an inlet 11a who is used for liquid circulation of fluid is set on this housing, with an outlet 11b who is used for the gaseous recycle stream body, outlet 11b and inlet 11a arrange at interval, and separate with inlet 11a by a Multiple-Aperture Device 12, this Multiple-Aperture Device 12 is placed in the housing 11,12 entrance side arrives outlet side to circulation of fluid along its path from Multiple-Aperture Device by this Multiple-Aperture Device 12, change into gaseous state by evaporation and under fluid is flowed through the effect of the pressure loss that porous material produces from liquid state simultaneously, evaporation is caused by a thermal source, a zone of housing 11 is exposed in this thermal source, the outlet side of Multiple-Aperture Device 12 leaned against on the porous material install, outlet 11b is arranged on this outlet side.
In first thermal energy transfer device 2, thermal source is represented by air, this air is preferably the inside of passing through cool room 4 with the form of pressurised gas flow, and capillary pump 10 or capillary pump assembly 10 are installed in this cool room, and capillary pump or capillary pump assembly are by the heat drive of getting rid of in cooled environment.In this structure, the liquid circulation of fluid that offers capillary pump 10 comes from the heat exchanger of a form for the condenser 20 that operationally is connected with Stirling-electric hybrid 1 refrigerating part 1b, and the heat that when described refrigerating part 1b transmission circulation of fluid becomes liquid state in capillary pump 10, absorbs, this condenser 20 makes the circulation of fluid condensation and makes its form with liquid state return the inlet 11a of the housing 11 of capillary pump 10.
Pointed as Fig. 1 and 2, capillary pump 10 or capillary pump assembly, be connected on the condenser 20 by a pair of pipeline 30,40, one of them pipeline is connected on the inlet 11a, be used for carrying the liquid circulation of fluid of each capillary pump 10, and another pipeline is connected on the outlet 11b, is used to carry the gaseous recycle stream body of each capillary pump 10.
In illustrated embodiment, first thermal energy transfer device 2 comprises a plurality of capillary pumps 10, these capillary pumps 10 be arranged in parallel with respect to the closed-loop path of respective cycle fluid, and be installed within the cool room 4, so that combine, come the vaporization cycle fluid by the flow through heat of air-flow F of described cool room 4 of use as an evaporimeter.
In the structure shown in Fig. 2-6, each capillary pump 10 has the housing 11 that is limited by a prolongation pipeline, this housing 11 is made by any suitable material and is had a high thermal conductivity, described housing 11 is laterally packed in a plurality of heat exchange fins 13, these fin are parallel to each other and are spaced from each other, general to be parallel to the direction setting of cooled air-flow F, the described described evaporimeter that limits by a plurality of capillary pumps 10 of this airflow passes.
In the embodiment of described Fig. 2-6, housing 11 is the form of a prolongation pipeline, this housing has the end and the opposed end that limits circulation of fluid outlet 11b that limit inlet 11a, described inlet 11a and outlet 11b are separated by a Multiple-Aperture Device 12, this Multiple-Aperture Device 12 is fixed on the inboard of housing 11 and forms tubulose, openend with a neighboring entry 11a, be used to receive the liquid circulation of fluid of Multiple-Aperture Device 12 inside, also have the opposite end of sealing of the outlet 11b of a contiguous housing 11.The outside dimension of Multiple-Aperture Device 12 allows its inner surface with respect to housing 11 closely to install.
In order to allow circulation of fluid radially being evaporated to gaseous state in the annular thickness by Multiple-Aperture Device 12, and allow described fluid can continue to cross outlet 11b and pipeline 40 and flow to condenser 20 along its path flow, between Multiple-Aperture Device 12 and housing 11, formed vertical passage 12a, this passage has one and leads to the opposed end that exports 11b by Multiple-Aperture Device 20 self sealing near the end of inlet 11a and one.
In illustrated embodiment,, corresponding longitudinal groove obtains vertical passage 12a on the outer surface of Multiple-Aperture Device 12 by being set.Yet, be to be understood that described groove also can be along the inner surface setting of housing 11.
The condenser 20 of considering first thermal energy transfer device 2 transmits by the circulation of fluid of gaseous state heat to the refrigerating part 1b of Stirling-electric hybrid 1, preferably, this condenser 20 has a cylindric toroidal shell 21, this housing 21 has one and is positioned at refrigerating part 1b inwall on every side, can conduct heat to refrigerating part by conduction like this.
The internal structure of condenser 20 can realize in a different manner, as long as allow to obtain effective heat exchange between the refrigerating part 1b of circulation of fluid and Stirling-electric hybrid 1.
In a word, an inlet 21a and an outlet 21b are set on the housing 21 of condenser 20, they are connected on the pipeline 30,40, and inlet 21a and the coil pipe of outlet 21b in the inside of housing 21 is for example packed heat conducting device into by any connected mode are interconnected, for example, liquid directly contacts with jockey with the inwall of housing 21 simultaneously, and this jockey 21a that will enter the mouth is connected and exports on the 21b.
As already mentioned in the evaporimeter of first thermal energy transfer device 2, the internal part that condenser 20 should have housing 21 and be made by the material with high-termal conductivity, this material can bear the condition of work of system and employed circulation of fluid.
According to top description, first thermal energy transfer device 2 is configured to get rid of heat by the circulation of fluid that is only advanced by an evaporimeter from cool room 4, first thermal energy transfer device 2 is moved with a condenser, and its form is the assembly of parallel capillary pump 10.Condenser is installed on the refrigerating part of Stirling-electric hybrid, and this Stirling-electric hybrid moves as the absorption source of the heat of getting rid of by evaporimeter from cooled environment.
Yet the heat that the heating part 1a of Stirling-electric hybrid 1 is produced must be delivered to an external device (ED), and this device can absorb described heat.This is the effect of second thermal energy transfer device 3, and this equipment uses circulation of fluid to absorb the heat of Stirling-electric hybrid equally, and described heat is discharged in air or the ambient gas, as already mentioned above.
According at Fig. 1,7,8, structure shown in 9 and 10, second thermal energy transfer device 3 comprises a capillary pump 50 with ring packing housing 51, an outside inlet 51a who is used for liquid circulation of fluid is set on the sealing housing 51, with an inside outlet 51b who is used for the gaseous recycle stream body, outlet 51b and inlet 51a arrange at interval, and separate with inlet 51a by a Multiple-Aperture Device 52, this Multiple-Aperture Device 52 is similarly annular, be placed in the housing 51, circulation of fluid is passed through this Multiple-Aperture Device 52 along its path flow, change into gaseous state by evaporation and under the effect of the pressure loss that fluid produces through porous material from liquid state simultaneously, this evaporation is caused by a thermal source, and this thermal source is in cylindric toroidal shell 51 and contacts placement.
In the structure of mentioning in the above, thermal source is limited by the heating part 1a of Stirling-electric hybrid 1, and be fixed on heating part 1a around, directly contact with the inwall of capillary pump 50 housings 51.Liquid circulation of fluid is provided to capillary pump 50 by condenser 60, this condenser 60 is positioned at from Stirling-electric hybrid 1 a distance, so that conduct heat to air, these heats are that circulation of fluid absorbs when becoming gaseous state in capillary pump 50, and the described fluid of condenser 60 condensations also allows it to return the inlet 51a of capillary pump 50 housings 51 with liquid state.Circulation of fluid flow ipe 70,80, these pipelines are connected the inlet 51a and the outlet 51b of capillary pump 50 on the outlet 61b of condenser 60 and the 61a that enters the mouth respectively.
In illustrated embodiment, the capillary pump 50 of second thermal energy transfer device 3 has an inlet 51a, this inlet is disposed radially and leads to an annular gap 52a at the middle part, this annular gap 52a limits between the outer wall of Multiple-Aperture Device 52 and toroidal shell 51 and forms, its objective is with liquid circulation of fluid be provided at equably Multiple-Aperture Device 52 around.By Multiple-Aperture Device 52 is placed against the outer wall of housing 51, come the relative axle head of closed ring gap 52a.
In illustrated constructive example, annular gap 52a obtains by an outer circumferential groove is set on Multiple-Aperture Device 52.Yet should be appreciated that described groove also can be arranged on the inner surface of housing 51 outer walls.
According to above-described structure, liquid circulation of fluid enters among the 52a of annular gap by inlet 51a, and the thickness that passes Multiple-Aperture Device 52 begins its inside radial path, is evaporated to gaseous state simultaneously, described then fluid continues also to pass through pipeline 80 along the path by outlet 51b, flows to condenser 60.For this purpose, between the inwall of Multiple-Aperture Device 52 and housing 51, form vertical passage 53.Described vertical passage can be limited by the groove that is positioned on housing 51 inwalls, and is interconnected in a circumferential direction by a groove 54, and the position of this groove 54 is usually near one in Multiple-Aperture Device 52 both ends, and its inside is communicated with outlet 51b.In illustrated embodiment, groove 54 is limited by the inner circumferential groove that is provided with on Multiple-Aperture Device 52.
The shape and size of the inwall of housing 51 be convenient to its heating part 1a that is installed in Stirling-electric hybrid 1 around so that utilize the heat produced to evaporate the circulation of fluid that arrives vertical passage 53.Heat by conduction by the heating part 1a of Stirling-electric hybrid 1 inwall transmission to capillary pump 50 housings 51.
The condenser 60 that uses in second thermal energy transfer device 3 can have different structures, so long as suitable also getting final product with the operation of capillary pump 50 is consistent.
A kind of possible structure of condenser 60 is to be used for the employed a kind of condenser of first thermal energy transfer device, 2 evaporimeters.In this case, condenser 60 comprises a plurality of tubular shell (not shown)s, in the parallel to each other and a plurality of heat exchange fins 63 of laterally packing into of this housing.Tubular shell has an end that is defined for the inlet 61a of gaseous recycle stream body, this inlet 61a is connected on the pipeline 80, also has an opposed end that is defined for the outlet 61b of the circulation of fluid that is condensed, after in heat being delivered to ambient gas or any other available heat absorption device, the circulation of fluid of this moment has been liquid.
Circulation of fluid flows in each tubular shell, and this circulation of fluid is delivered to the outside with heat, then condensation and returning in the capillary pump 50.
Refrigeration system of the present invention can also comprise a container (not shown) that is connected with each thermal energy transfer device, this container is by the heat with respect to the specified rate that offers each capillary pump 10,50 of the present invention, be adjusted in the amount of the circulation of fluid in first and second thermal energy transfer device 2,3, with the control operating temperature.Each circulation of fluid is conducted heat to the cold-zone of same thermal energy transfer device from the hot-zone of corresponding thermal energy transfer device, is that this surface tension difference is relevant with the temperature difference of each thermal energy transfer device owing to the effect of the capillary force that is subjected to being produced by the surface tension difference.
Although do not illustrate among the figure, refrigeration system of the present invention can further be provided with the system of a dynamic counteracting that is used to vibrate, this system makes and to minimize to housing and/or the transmission that is connected other component vibration on the described Stirling-electric hybrid, and this vibration is that the reciprocating motion of the pistons by the linear motor of Stirling-electric hybrid 1 produces.These parts are installed in the seal casinghousing, and this housing is used for support component and improves compression and the required compactness of expansion stroke that is contained in gas herein.
Refrigeration system of the present invention provides a pumping system by capillary force, and the difficulty that this system makes system, pipeline and heat exchanger harmonize each other minimizes.Owing to have the low pressure loss, refrigeration system of the present invention can also realize high heat-transfer capability, thereby can realize higher heat-transfer capability on remote.
Except above-mentioned advantage, owing to do not comprise moving component and avoided vibration, refrigeration system of the present invention can also realize the reliability of height.
Claims (12)
1. refrigeration system, it comprises:
-one Stirling-electric hybrid (1), this Stirling-electric hybrid have a heating part (1a) and a refrigerating part (1b);
-one cool room (4);
-one first thermal energy transfer device (2), it operationally is connected with refrigerating part (1b) and cool room (4), so that conducted heat to refrigerating part (1b) by cool room (4) by circulation of fluid;
-one second thermal energy transfer device (3), it operationally is connected with a heat-receiving apparatus and a heating part (1a) thereof in described Stirling-electric hybrid outside, so that conduct heat to heat-receiving apparatus by heating part (1a) by circulation of fluid, it is characterized in that, first thermal energy transfer device (2) comprises that at least one is installed in the capillary pump (10) in the cool room (4), so that by the flow through effect of the pressure loss that capillary pump produces of the heat that from cool room (4), absorbs and fluid, the circulation of fluid of evaporation reception in described capillary pump (10); Condenser (20) on refrigerating part (1b) that is operatively coupled on Stirling-electric hybrid (1) is so that the gaseous recycle stream body that condensation receives from capillary pump (10); And the pipeline (30,40) that transmits circulation of fluid in the closed-loop path, the circulation of fluid from condenser (20) to capillary pump (10) is liquid, and the circulation of fluid from capillary pump (10) to condenser (20) is gaseous state.
2. refrigeration system as claimed in claim 1, it is characterized in that, described second thermal energy transfer device (3) comprises a capillary pump (50) on the heating part (1a) that is operatively coupled on Stirling-electric hybrid (1), so that pass through the heat of absorption from described heating part (1a) and the effect of the pressure loss that fluid process capillary pump produces, evaporation is received in the circulation of fluid in the described capillary pump (50); The condenser (60) that operationally outside with being positioned at Stirling-electric hybrid (1) heat-receiving apparatus is connected is so that the gaseous recycle stream body that condensation receives from capillary pump (50); And the pipeline (70,80) that transmits circulation of fluid in the closed-loop path, the circulation of fluid from condenser (60) to capillary pump (50) is liquid, and the circulation of fluid from capillary pump (50) to condenser (60) is gaseous state.
3. refrigeration system as claimed in claim 1 or 2, it is characterized in that, capillary pump (10,50) comprise a housing (11,51), an inlet (11a who is used for liquid circulation of fluid is set on this housing, 51a), with an outlet (11b who is used for the gaseous recycle stream body, 51b), this outlet (11b, 51b) with inlet (11a, 51a) arrange at interval, and by a Multiple-Aperture Device (12,52) with inlet (11a, 51a) separate, this Multiple-Aperture Device (12,52) be arranged on housing (11,51) in, because Multiple-Aperture Device (12,52) pressure differential of both sides, generation by the described pressure loss, circulation of fluid is by this Multiple-Aperture Device (12,52) flow to outlet side from its entrance side, simultaneously by evaporation, described circulation of fluid is at Multiple-Aperture Device (12,52) outlet side becomes gaseous state by liquid state, and this outlet side is exposed to the heat that one of part of being limited from the heating part (1a) by cool room (4) and Stirling-electric hybrid (1) received.
4. refrigeration system as claimed in claim 3, it is characterized in that, the capillary pump (10) of first thermal energy transfer device (2) has a form for prolonging the housing (11) of pipeline, this housing (11) horizontal integration is gone up and is traversed wherein to a plurality of heat exchange fins (13), described fin is to be parallel to the direction setting of cooled air-flow (F), this airflow passes capillary pump (10), a wherein end of housing (11) limits the inlet (11a) of capillary pump (10), the opposite end limits the outlet (11b) of capillary pump (10), Multiple-Aperture Device (12) is for tubulose and have an end that leads to inlet (11a), and the relative blind end of contiguous outlet (11b), between Multiple-Aperture Device (12) and housing (11), vertical passage (12a) is set also, these vertical passages (12a) have the blind end of neighboring entry (11a) and lead to the opposite end of the outlet (11b) of housing (11), and described vertical passage guiding has flowed to the outlet (11b) of housing (11) for the circulation of fluid of gaseous state.
5. refrigeration system as claimed in claim 4 is characterized in that, vertical passage (12a) limits and forms by being arranged on longitudinal groove on the Multiple-Aperture Device (12).
6. refrigeration system as claimed in claim 4 is characterized in that, a plurality of housings (11) are arranged in parallel, and is attached to a plurality of fin (13), and is installed in the cool room (4).
7. refrigeration system as claimed in claim 3, it is characterized in that, the capillary pump (50) of second thermal energy transfer device (3) has a toroidal shell (51), this housing (51) has outer wall that holds inlet (51a) and the inwall that links to each other with outlet (51b), Multiple-Aperture Device (52) is annular and is placed in the housing (51), thereby lean against the inner and outer wall of described housing (51) and place, and further be provided with: one limits the annular gap (52a) that forms between the outer wall of Multiple-Aperture Device (52) and housing (51), inlet (51a) leads to this annular gap; Vertical passage (53) between a plurality of inwalls that are positioned at Multiple-Aperture Device (52) and housing (51); And a groove (54) that is interconnected with vertical passage (53) in a circumferential direction, this groove leads to the outlet (51b) of housing (51).
8. refrigeration system as claimed in claim 7 is characterized in that, annular gap (52a) limits and form by being arranged on outer circumferential groove on the Multiple-Aperture Device (52).
9. refrigeration system as claimed in claim 7 is characterized in that, groove (54) forms by limiting near a set inner circumferential groove in the end of Multiple-Aperture Device (52).
10. refrigeration system as claimed in claim 7 is characterized in that, vertical passage (53) is limited by the groove on the inwall that is arranged on housing (51) and forms.
11. refrigeration system as claimed in claim 1, it is characterized in that, the condenser (20) of first thermal energy transfer device (2) comprises a toroidal shell (21), this toroidal shell (21) has an inwall that centers on the refrigerating part (1b) of Stirling-electric hybrid (1) and place, so that conduct heat to refrigerating part (1b) by conduction, an inlet (21a) and an outlet (21b) are set on the described housing (21), they are connected to the pipeline (40 of transmission gaseous state and liquid circulation of fluid, 30) on, described inlet (21a) and outlet (21b) are interconnected in the inside of housing (21).
12. refrigeration system as claimed in claim 2, it is characterized in that, the condenser (60) of second thermal energy transfer device (3) comprises a plurality of tubular shells, this tubular shell is parallel to each other and a plurality of fin (63) are arrived in horizontal integration, described housing has the end that a qualification is connected the inlet (61a) on the pipeline (80), be connected the relative end of the outlet (61b) on the pipeline (70) with a qualification, described pipeline (80) transmission gaseous state circulation of fluid, described pipeline (70) transmits liquid circulation of fluid, and described tubular shell and described fin (63) conduct heat to the environment that condenser (60) is installed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR0202997-9A BR0202997A (en) | 2002-07-16 | 2002-07-16 | Refrigeration system |
| BRPI0202997-9 | 2002-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1668882A true CN1668882A (en) | 2005-09-14 |
Family
ID=30005475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA038168316A Pending CN1668882A (en) | 2002-07-16 | 2003-07-15 | Refrigeration system |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20050210885A1 (en) |
| EP (1) | EP1521937A1 (en) |
| JP (1) | JP2005533231A (en) |
| KR (1) | KR20050021466A (en) |
| CN (1) | CN1668882A (en) |
| AU (1) | AU2003243854A1 (en) |
| BR (1) | BR0202997A (en) |
| MX (1) | MXPA05000727A (en) |
| WO (1) | WO2004008045A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180586A (en) * | 2013-05-22 | 2014-12-03 | 海尔集团公司 | Heat pipe heat transfer system at low-temperature end of low-temperature refrigerator |
| CN111346956A (en) * | 2018-12-20 | 2020-06-30 | 波音公司 | High-pressure torsion device and method for changing material properties of a workpiece using such a device |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7487643B2 (en) * | 2003-07-23 | 2009-02-10 | Sharp Kabushiki Kaisha | Loop type thermo syphone, heat radiation system, heat exchange system, and stirling cooling chamber |
| EP1669710A1 (en) * | 2003-09-02 | 2006-06-14 | Sharp Kabushiki Kaisha | Loop type thermo siphon, stirling cooling chamber, and cooling apparatus |
| CN100457379C (en) * | 2003-10-28 | 2009-02-04 | 斯沃勒斯联合公司 | Manufacture of a heat transfer system |
| EP1692437B1 (en) * | 2003-11-20 | 2008-10-08 | Arcelik Anonim Sirketi | A cooling device |
| CN109612193B (en) * | 2013-04-24 | 2021-04-02 | 西门子医疗有限公司 | Assembly comprising a two-stage cryocooler and an associated mounting device |
| CN108662932A (en) * | 2017-03-29 | 2018-10-16 | 深圳市迈安热控科技有限公司 | Cyclic annular porous heat pipe and heat-exchange device |
| CN108444325B (en) * | 2018-03-19 | 2024-02-27 | 桂林电子科技大学 | Cooling device combining nano film and micro channel |
| US11719449B2 (en) | 2019-09-17 | 2023-08-08 | Mina Sagar | Systems for refrigerating an enclosure |
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| US3719051A (en) * | 1971-10-26 | 1973-03-06 | Romayne Corp | Transportable refrigeration system |
| DE3526574C1 (en) * | 1985-07-25 | 1987-03-26 | Dornier System Gmbh | Capillary supported evaporator |
| US4869313A (en) * | 1988-07-15 | 1989-09-26 | General Electric Company | Low pressure drop condenser/evaporator pump heat exchanger |
| US4897997A (en) * | 1988-08-19 | 1990-02-06 | Stirling Thermal Motors, Inc. | Shell and tube heat pipe condenser |
| US5477687A (en) * | 1994-11-14 | 1995-12-26 | Advanced Refrigeration Technology | Pulley driven stirling cycle automative air conditioner system |
| US5642622A (en) * | 1995-08-17 | 1997-07-01 | Sunpower, Inc. | Refrigerator with interior mounted heat pump |
| US6272867B1 (en) * | 1999-09-22 | 2001-08-14 | The Coca-Cola Company | Apparatus using stirling cooler system and methods of use |
| WO2002016842A1 (en) * | 2000-08-22 | 2002-02-28 | Sharp Kabushiki Kaisha | Stirling refrigerator |
| TW200306402A (en) * | 2001-12-21 | 2003-11-16 | Tth Res Inc | Loop heat pipe method and apparatus |
| TW506523U (en) * | 2002-03-29 | 2002-10-11 | Hon Hai Prec Ind Co Ltd | Heat pipe |
-
2002
- 2002-07-16 BR BR0202997-9A patent/BR0202997A/en active Search and Examination
-
2003
- 2003-07-15 WO PCT/BR2003/000097 patent/WO2004008045A1/en active Application Filing
- 2003-07-15 CN CNA038168316A patent/CN1668882A/en active Pending
- 2003-07-15 US US10/521,350 patent/US20050210885A1/en not_active Abandoned
- 2003-07-15 AU AU2003243854A patent/AU2003243854A1/en not_active Abandoned
- 2003-07-15 JP JP2004520205A patent/JP2005533231A/en active Pending
- 2003-07-15 MX MXPA05000727A patent/MXPA05000727A/en not_active Application Discontinuation
- 2003-07-15 EP EP03763522A patent/EP1521937A1/en not_active Withdrawn
- 2003-07-15 KR KR10-2005-7000583A patent/KR20050021466A/en not_active Application Discontinuation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180586A (en) * | 2013-05-22 | 2014-12-03 | 海尔集团公司 | Heat pipe heat transfer system at low-temperature end of low-temperature refrigerator |
| CN104180586B (en) * | 2013-05-22 | 2019-04-23 | 青岛海尔生物医疗股份有限公司 | A kind of adopting heat pipes for heat transfer system of low temperature refrigerator low-temperature end |
| CN111346956A (en) * | 2018-12-20 | 2020-06-30 | 波音公司 | High-pressure torsion device and method for changing material properties of a workpiece using such a device |
| CN111346956B (en) * | 2018-12-20 | 2024-09-17 | 波音公司 | High-pressure torsion device and method for changing material properties of a workpiece using such a device |
Also Published As
| Publication number | Publication date |
|---|---|
| MXPA05000727A (en) | 2005-04-08 |
| KR20050021466A (en) | 2005-03-07 |
| WO2004008045A1 (en) | 2004-01-22 |
| JP2005533231A (en) | 2005-11-04 |
| AU2003243854A1 (en) | 2004-02-02 |
| US20050210885A1 (en) | 2005-09-29 |
| BR0202997A (en) | 2004-05-25 |
| EP1521937A1 (en) | 2005-04-13 |
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