CN101825377B - Evaporator with cool storage function - Google Patents
Evaporator with cool storage function Download PDFInfo
- Publication number
- CN101825377B CN101825377B CN201010128945.3A CN201010128945A CN101825377B CN 101825377 B CN101825377 B CN 101825377B CN 201010128945 A CN201010128945 A CN 201010128945A CN 101825377 B CN101825377 B CN 101825377B
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- CN
- China
- Prior art keywords
- cool storage
- storage material
- material container
- runner pipe
- container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F25B39/02—Evaporators
- F25B39/022—Evaporators with plate-like or laminated elements
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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
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05391—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits combined with a particular flow pattern, e.g. multi-row multi-stage radiators
-
- 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
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
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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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/24—Storage receiver heat
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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
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D2020/0004—Particular heat storage apparatus
- F28D2020/0008—Particular heat storage apparatus the heat storage material being enclosed in plate-like or laminated elements, e.g. in plates having internal compartments
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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
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D2020/0004—Particular heat storage apparatus
- F28D2020/0013—Particular heat storage apparatus the heat storage material being enclosed in elements attached to or integral with heat exchange conduits
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
An evaporator (1) with a cool storage function includes flat refrigerant flow tubes (13) and flat cool storage material containers (14) each brazed to one side surface of the corresponding refrigerant flow tube (13). A plurality of sets (15) each composed of refrigerant flow tubes (13) and a cool storage material container (14) are disposed such that they are spaced from one another. A fin (17) is disposed in an air-passing clearance (16) between adjacent sets, and is joined to the corresponding refrigerant flow tubes (13) and the corresponding cool storage material container (14). Front portions of the cool storage material containers (14) and the fins (17) project frontward from the refrigerant flow tubes (13), and an internal-volume-increasing portion (22), whose container height is greater than that of the container body portion (21), is provided at the frontward projecting portion of each cool storage material container (14). Fins (17) are brazed to opposite side surfaces of the internal-volume-increasing portion (22) of each cool storage material container (14).
Description
Technical field
The present invention relates to make the evaporimeter with cool storage function using in the vehicle air conditioning of the vehicle temporarily stopping as the engine of the drive source of compressor in the time stopping.
Background technology
In recent years, for protection of the environment and/or improve the fuel economy etc. of motor vehicle, proposed to make the motor vehicle of engine automatic stop in the time of the parkings such as waiting signal.
But, in common vehicle air conditioning, there is problem as follows: if make engine stop, the compressor taking engine as drive source stops, therefore, just can not supply with refrigerant to evaporimeter, cause refrigerating capacity sharply to decline.
Therefore, in order to solve such problem, consider: give evaporimeter cool storage function, thereby in the time that engine stop has stopped compressor, utilize accumulate cold energy (cold energy) in evaporimeter to car indoor carry out cooling.
As the evaporimeter with cool storage function, following technical scheme is proposed: the cool storage material container with 1 pair of liquid collecting portion for refrigerant (haed) of being mutually arranged at intervals, many flat refrigerant runner pipes and hollow form; These many flat refrigerant runner pipes, are communicated with two refrigerants liquid collecting portion respectively across compartment of terrain configuration and both ends by width frontage and airiness direction between liquid collecting portion and at the length direction of refrigerant liquid collecting portion at two refrigerants; The cool storage material container of this hollow form, its width frontage and airiness direction configures and is arranged on the one side of refrigerant runner pipe and has enclosed cool storage material in inside with stationary state; The size of the thickness direction of cool storage material container is all equated, multiple groups that are made up of refrigerant runner pipe and cool storage material container are arranged at intervals, the adjacent set of the group being made up of refrigerant runner pipe and cool storage material container part is each other made as to ventilation gap, and fin (fin) is configured in ventilation gap and is connected (No. 4043776 communique of Japanese Patent) with refrigerant runner pipe and cool storage material container.
If the evaporimeter with cool storage function that adopts above-mentioned communique to record, makes the cold and hot cool storage material of accumulating in cool storage material container by means of the low temperature refrigerant circulating in refrigerant runner pipe.
But, in the evaporimeter with cool storage function of recording at above-mentioned communique, to increase the amount of the cool storage material of enclosing cool storage material container because improving the object of cool storage function, need: lengthen the length of cool storage material container and refrigerant runner pipe, and entirety raising is as the container height of the size of the thickness direction of cool storage material container.But, if lengthen the length of cool storage material container and refrigerant runner pipe portion, there is problem as follows: make the maximization of heat exchange core, the weight of evaporimeter become large, undermine save space performance.In addition, if do not change the size of heat exchange core, entirety improves the container height of cool storage material integral container, has problem as follows: the air of ventilation gap diminishes by area, and aeration resistance rises.
Summary of the invention
The object of the invention is to address the above problem and provide a kind of evaporimeter with cool storage function of seeking miniaturization and and can suppressing the rising of aeration resistance.
The present invention is made up of following mode in order to reach above-mentioned purpose.
1) evaporimeter with cool storage function, has flat refrigerant runner pipe portion and flat cool storage material container; This flat refrigerant runner pipe portion, width frontage and airiness direction and configuring across compartment of terrain with the rectangular direction of width; This flat cool storage material container, width frontage and airiness direction ground configures and contacts and enclosed cool storage material in inside with the one side of refrigerant runner pipe portion; Wherein,
Either party in ventilation upstream side part and the ventilation downstream part of cool storage material container is provided with internal volume increase portion, and the container height of the size of the thickness direction as cool storage material container of this internal volume increase portion is higher than the container height of other parts.
2) evaporimeter with cool storage function of recording above-mentioned 1), wherein, formed by refrigerant runner pipe portion and cool storage material container multiple groups, configuring across compartment of terrain with the rectangular direction of width of refrigerant runner pipe portion, the adjacent set of the group being made up of refrigerant runner pipe portion and cool storage material container part is each other made as to ventilation gap, and fin is configured in ventilation gap and engages with refrigerant runner pipe portion and cool storage material container.
3) evaporimeter with cool storage function of recording above-mentioned 2), wherein, the ventilation upstream side part of cool storage material container and fin is compared refrigerant runner pipe portion and is projected into direction of ventilation outside with either party in the part of ventilation downstream, be projected into by the part in direction of ventilation outside and be provided with internal volume increase portion in the refrigerant runner pipe portion that compares of cool storage material container, engage fin on the two sides of the internal volume increase portion of cool storage material container.
4) evaporimeter with cool storage function of recording above-mentioned 3), wherein, the inside of cool storage material container is connected in internal volume increase portion each other.
5) evaporimeter with cool storage function of recording above-mentioned 3), wherein, the ventilation downstream part of cool storage material container and fin is compared refrigerant runner pipe portion and is projected into ventilation downstream, and the part that is projected into ventilation downstream in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion.
6) evaporimeter with cool storage function of recording above-mentioned 2), wherein, being that container height is made as at 1 o'clock by the size of the thickness direction of the part except internal volume increase portion of cool storage material container, pipe height as the size of the thickness direction of refrigerant runner pipe is 0.25～2.0, and the size of the orientation of the group being made up of refrigerant runner pipe and cool storage material container of fin is that fin height is 1.0～5.5.
7) evaporimeter with cool storage function of recording above-mentioned 6), wherein, the container height of the part except internal volume increase portion of cool storage material container is 1.5～4.0mm, and the pipe height of refrigerant runner pipe is 1.0～3.0mm, and fin height is 4.0～8.0mm.
8) evaporimeter with cool storage function of recording above-mentioned 1), wherein, multiple refrigerant runner pipe portion is disposed at direction of ventilation, other the pipe portion of refrigerant runner pipe portion of pipe portion aspect ratio is highly low to be at least configured in the size of thickness direction of the refrigerant runner pipe portion of wind downside end, and the part contacting in the refrigerant runner pipe portion highly low with pipe portion of cool storage material container is provided with internal volume increase portion.
If adopt above-mentioned 1) and 2) the evaporimeter with cool storage function, either party in ventilation upstream side part and the ventilation downstream part of cool storage material container is provided with internal volume increase portion, the container height of the size of the thickness direction as cool storage material container of this internal volume increase portion is higher than the container height of other parts, therefore, compare with all identical situations of container height of cool storage material container, the length that can not lengthen cool storage material container and refrigerant runner pipe portion is the not overall container height increasing as the size of the thickness direction of cool storage material container also, and increase the amount of the cool storage material of enclosing cool storage material container.Therefore,, compared with the evaporimeter with cool storage function in the past, can seek miniaturization and.And, if as above-mentioned 3) the evaporimeter with cool storage function, the ventilation upstream side part of cool storage material container and fin is compared refrigerant runner pipe portion and is projected into direction of ventilation outside with either party in the part of ventilation downstream, the part that is projected into direction of ventilation outside in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion, can suppress the minimizing of the area because the caused ventilation gap of internal volume increase portion is set, in the case of not changing the size of heat exchange core, also can suppress the rising of aeration resistance.In addition, if as above-mentioned 6) the evaporimeter with cool storage function, the part contacting in the refrigerant runner pipe portion highly low with pipe portion of cool storage material container is provided with internal volume increase portion, can suppress the minimizing of the area because the ventilation gap that internal volume increase portion causes is set, in the case of not changing the size of heat exchange core, also can suppress the rising of aeration resistance.
If adopt above-mentioned 3) the evaporimeter with cool storage function, cool storage material container and fin ventilation upstream side part compare refrigerant runner pipe portion with either party in the part of ventilation downstream and be projected into position, direction of ventilation outside, the part that is projected into direction of ventilation outside in the refrigerant runner pipe portion that compares of cool storage material container is provided with internal volume increase portion, fin engages with the two sides of the internal volume increase portion of cool storage material container, therefore, compare with all identical situations of container height of cool storage material container, the length that can not lengthen cool storage material container and refrigerant runner pipe portion is the not overall container height increasing as the size of the thickness direction of cool storage material container also, and increase the amount of the cool storage material of enclosing cool storage material container.Therefore,, compared with the evaporimeter with cool storage function in the past, can seek miniaturization and.And, can suppress the minimizing of the area because the ventilation gap that internal volume increase portion causes is set, in the case of not changing the size of heat exchange core, also can suppress the rising of aeration resistance.
In addition, thereby in the time that engine stop has stopped compressor, the cool storage material of the internal volume increase portion of cool storage material container has cold and hot, be delivered to the air by ventilation gap from the two sides of internal volume increase portion by the fin of the two sides that are brazed in internal volume increase portion, therefore, refrigeration performance improves.
If adopt above-mentioned 4) the evaporimeter with cool storage function, the inside of cool storage material container is connected in internal volume increase portion each other, therefore, internal volume increase portion by the cool storage material container at either party forms that cool storage material is filled mouthful and forms air outlet in either party internal volume increase portion of cool storage material container in advance, thereby the inclosure operation of the cool storage material in the cool storage material container that makes to have communicated with each other to inside becomes simple.
If adopt above-mentioned 5) the evaporimeter with cool storage function,, there is the internal volume increase portion of containing a large amount of cool storage materials in the part reducing in the temperature of the air circulating by gap, therefore, cooling cool storage material expeditiously, cool storage function improves
If adopt above-mentioned 8) the evaporimeter with cool storage function, multiple refrigerant runner pipe portion is arranged and is configured in direction of ventilation, other the pipe portion of refrigerant runner pipe portion of pipe portion aspect ratio is highly low to be at least configured in the size of thickness direction of the refrigerant runner pipe portion of wind downside end, the part contacting in the refrigerant runner pipe portion highly low with pipe portion of cool storage material container is provided with internal volume increase portion, therefore, compare with all identical situations of container height of cool storage material container, the length that can not lengthen cool storage material container and refrigerant runner pipe portion is the not overall container height increasing as the size of the thickness direction of cool storage material container also, and increase the amount of the cool storage material of enclosing cool storage material container.Therefore,, compared with the evaporimeter with cool storage function in the past, can seek miniaturization and.And, can suppress the minimizing of the area because the ventilation gap that internal volume increase portion causes is set, in the case of not changing the size of heat exchange core, also can suppress the rising of aeration resistance.In addition, the internal volume increase portion that many cool storage materials have been enclosed in the part of the temperature step-down of the air circulating at ventilation gap, existence, therefore, cooling cool storage material expeditiously, improves cool storage function.
Brief description of the drawings
Fig. 1 is the local excision's stereogram that represents the entirety formation of the evaporimeter with cool storage function of the present invention.
Fig. 2 be omitted Fig. 1 a part along A-A line amplification view.
Fig. 3 is the B-B line amplification view along Fig. 2.
Fig. 4 is the C-C line amplification view along Fig. 2.
Fig. 5 is the stereogram that represents multiple cool storage material containers integrated.
Fig. 6 is the exploded perspective view that represents 1 cool storage material container.
Fig. 7 is the container height of container body portion and the curve map of the relation of heat radiation time of the cool storage material container in the evaporimeter with cool storage function of presentation graphs 1～Fig. 6.
Fig. 8 is the container height of container body portion of cool storage material container and the curve map of the relation of aeration resistance in the evaporimeter with cool storage function of presentation graphs 1～Fig. 6.
Fig. 9 is the container height of container body portion of cool storage material container and the curve map of the relation of cool-storage time in the evaporimeter with cool storage function of presentation graphs 1～Fig. 6.
Figure 10 is the pipe height of refrigerant runner pipe of the evaporimeter with cool storage function of presentation graphs 1～Fig. 6 and the curve map of the relation of aeration resistance.
Figure 11 is the fin height of corrugated fin of the evaporimeter with cool storage function and the curve map of the relation of aeration resistance of presentation graphs 1～Fig. 6.
Figure 12 is the cutaway view that is equivalent to Fig. 3 that represents another embodiment of the evaporimeter with cool storage function of the present invention.
Detailed description of the invention
Below, with reference to accompanying drawing, embodiments of the present invention are described.
In the following description, set: before ventilation downstream (direction shown in arrow X in Fig. 1～Fig. 4) is called, after being called with its opposition side, upper and lower, left and right Fig. 1 when the past direction rear is observed upper and lower, left and right is called up and down, left and right.
In addition, in the following description, in the time mentioning " aluminium " this term, refer to the material that also comprises aluminium alloy except fine aluminium.
Fig. 1 represents to adopt the entirety of the evaporimeter with cool storage function of the present invention to form.Fig. 2～Fig. 6 represents the formation that it wants portion.
In Fig. 1 and Fig. 2, the evaporimeter 1 with cool storage function has: aluminum the 1st catch box (head tank) 2 and aluminum the 2nd catch box 3 that the direction to the left and right that is arranged at intervals at above-below direction is extended and be arranged on the heat exchange core 4 between two catch boxs 2,3.
The 1st catch box 2 has: be positioned at the refrigerant entrance liquid collecting portion 5 of front side (ventilation downstream) and be positioned at rear side (ventilation upstream side) and with refrigerant entrance liquid collecting portion 5 integrated refrigerant exit liquid collecting portion 6.Right part in refrigerant entrance liquid collecting portion 5 is provided with refrigerant entrance 7, is provided with refrigerant exit 8 in the right part of refrigerant exit liquid collecting portion 6.The 2nd catch box 3 has: be positioned at front side the 1st in the middle of liquid collecting portion 9 and be positioned at rear side and with the 1st in the middle of liquid collecting portion 9 integrated the 2nd in the middle of liquid collecting portion 11.The 2nd catch box 3 the 1st in the middle of in liquid collecting portion 9 and in the middle of the 2nd, in liquid collecting portion 11, be communicated with by communication means 12, right part and inside that this communication means 12 is connected across liquid collecting portion 9,11 in the middle of two become path.
As shown in Figure 1 to 4, at heat exchange core 4, be arranged at intervals multiple groups 15 that are formed by multiple in this case aluminium extruded section flat refrigerant processed runner pipes 13 (refrigerant runner pipe portion) of 2 and aluminum flat cool storage material container 14 at left and right directions (with the rectangular direction of width of refrigerant runner pipe 13); This refrigerant runner pipe 13 up and down direction extend and width be arranged at intervals towards fore-and-aft direction and at fore-and-aft direction; This cool storage material container 14 direction up and down extend and width under the state of fore-and-aft direction, with the one side across front and back two refrigerant runner pipes 13 in this case mode and this one side of left surface be brazed in contact two refrigerant runner pipes 13, and enclosed cool storage material (diagram omission) in inside.
The upper end of the refrigerant runner pipe 13 of front side is connected in refrigerant entrance liquid collecting portion 5, and the bottom of the refrigerant runner pipe 13 of front side is connected in the 1st centre liquid collecting portion 9.In addition, the upper end of the refrigerant runner pipe 13 of rear side is connected in refrigerant exit liquid collecting portion 6, and the bottom of the refrigerant runner pipe 13 of rear side is connected in the 2nd centre liquid collecting portion 11.The adjacent set of the group 15 being made up of refrigerant runner pipe 13 and cool storage material container 14 gap is each other made as to ventilation gap 16, configures aluminum corrugated fin 17 and be brazed in refrigerant runner pipe 13 and cool storage material container 14 at ventilation gap 16.In addition, also dispose the corrugated fin 17 of aluminum in the outside of structure at two ends, left and right that is positioned at the group 15 being formed by refrigerant runner pipe 13 and cool storage material container 14, the corrugated fin 17 of right-hand member is across two refrigerant runner pipes 13 before and after being brazed in, and the corrugated fin 17 of left end is brazed in cool storage material container 14.Aluminum side plate 18 be configured in two ends, left and right corrugated fin 17 outside and be brazed in corrugated fin 17.
As shown in Fig. 2～Fig. 5, cool storage material container 14 is made up of container body portion 21 and internal volume increase portion 22; This container body portion 21 is positioned at than the cephalolateral margin of liquid collecting portion 9 in the middle of refrigerant entrance liquid collecting portion the 5 and the 1st by the position at rear and is brazed in the refrigerant runner pipe 13 of the front and back of each group 15; This internal volume increase portion 22 arranges to be connected with the cephalolateral margin of container body portion 21 and to compare the mode that the cephalolateral margin of liquid collecting portion 9 in the middle of refrigerant entrance liquid collecting portion the 5 and the 1st is projected into front, and the size of the thickness direction (left and right directions) of the size container main part 21 of thickness direction (left and right directions) is high.On the container height of internal volume increase portion 22 and the pipe height of the size of the thickness direction as refrigerant runner pipe 13 (pipe portion height), add that the height of gained equates after the container height of container body portion 21 of cool storage material container 14.Internal volume increase portion 22 only bloats to right-hand with respect to container body portion 21, and container body portion 21 is concordant with the left surface of internal volume increase portion 22.The two ends up and down that container body portion 21 is compared at the both ends up and down of the internal volume increase portion 22 of cool storage material container 14 are projected into above-below direction outside, and what be provided with at this protuberance that direction foreign side to the left and right bloats bloats shape case forming portion 23.Case forming portion 23 soldering each other of the internal volume increase portion 22 of adjacent cool storage material container 14, thus, all cool storage material containers 14 are integrated.In addition, in the case forming portion 23 of the internal volume increase portion 22 of adjacent cool storage material container 14, each other, be communicated with by the intercommunicating pore that bloats end wall 24 that is formed on case forming portion 23.And, forming upper and lower two by the upper and lower case forming portion 23 of the internal volume increase portion 22 of all cool storage material containers 14 and be communicated with casees 24, the inside of all cool storage material containers 14 is communicated with casees 25 upper and lower two and is communicated with.Although diagram is omitted, be communicated with either party in casees 25 upper and lower two and be formed with cool storage material and fill mouthful, and be formed with air outlet its opposing party, make to fill mouth by cool storage material cool storage material is filled in all cool storage material containers 14.Cool storage material is filled mouthful and air outlet seals by suitable means after having filled cool storage material interior to cool storage material container 14.Can use the such as freezing point such as water system, paraffin series to be adjusted to the material of 3～10 DEG C of left and right as the cool storage material being filled in cool storage material container 14.In addition, to the loading of the cool storage material in cool storage material container 14, can be made as filled up all cool storage material containers 14 until the amount of upper end.
As shown in Figure 6, cool storage material container 14 by circumference each other 2 of soldering roughly lengthwise square shape aluminium sheet 26,27 form.All aluminium sheets 26,27 are made up of the aluminium soldering plate on two sides with brazing material layer, and the profile of observing from left and right two sides is identical.The aluminium sheet 26 that forms the left side of cool storage material container 14 has: container body portion 21 forms the 1st bellying 28 of use, the 2nd bellying 29 that internal volume increase portion 22 forms use and case forming portion 23 and form the 3rd bellying 31 of use; The 1st bellying 28 occupies the major part except front part, and, bloat to left; The 2nd bellying 29 is connected with the front side of the 1st bellying 28 and bloats and bloat height to left and equates with the 1st bellying 28; The 3rd bellying 31 is arranged on the both ends up and down of the 2nd bellying 29 and bloats to left, and bloats aspect ratio the 2nd bellying 29 height.Be formed with intercommunicating pore 24 at the end wall that bloats forming except the 3rd bellying 31 of the left side aluminium sheet 26 of the cool storage material container 14 of the cool storage material container 14 of left end.
The aluminium sheet 27 that forms the right side of cool storage material container 14 has: container body portion 21 forms the par 32 of use, the 1st bellying 33 that internal volume increase portion 22 forms use and case forming portion 23 and form the 2nd bellying 34 of use; This par 32 occupies the major part except front part; The 1st bellying 33 is connected with the front side of par 32 and bloats to right-hand; The both ends up and down that the 2nd bellying 34 is arranged on the 1st bellying 33 bloat to right-hand, and bloat aspect ratio the 1st bellying 33 height.Be formed with intercommunicating pore 24 at the end wall that bloats forming except the 2nd bellying 34 of the right side aluminium sheet 27 of the cool storage material container 14 of the cool storage material container 14 of right-hand member.And, so that the opening of bellying 29,33 and 31,34 toward each other to and combine two blocks of aluminium sheets of soldering 26,27 by the mode that the opening of the 1st bellying 28 is sealed in par 32, thus, formed cool storage material container 14.The mutual soldering of mode that the case forming portion 23 of 2 adjacent cool storage material containers 14 communicates with each other with the intercommunicating pore 24 of the 3rd bellying 31 and the 2nd bellying 34 each other.
The refrigerant runner pipe 13 that the front part of corrugated fin 17 is compared front side is projected into front, and the part that the refrigerant runner pipe 13 of comparing front side of corrugated fin 17 is projected into front is brazed in the left and right sides of the internal volume increase portion 22 of cool storage material container 14.
At this, as shown in Figure 3, using as cool storage material container 14 and container body portions 21 13 thermo-contacts of refrigerant runner pipe the container height Hc of the size of the thickness direction (left and right directions) of the part except internal volume increase portion 22 be made as at 1 o'clock, pipe height H t as the size of the thickness direction (left and right directions) of refrigerant runner pipe 13 becomes 0.25～2.0, and the fin height Hf of the size of the orientation (left and right directions) of the group 15 being made up of refrigerant runner pipe 13 and cool storage material container 14 of corrugated fin 17 becomes 1.0～5.5.In the case of the container height Hc of container body portion 21 being made as to 1, the pipe height H t of refrigerant runner pipe 13 is made as 0.25～2.0, the fin height Hf of corrugated fin 17 is made as 1.0～5.5, enclose cool storage material, suppressed the heat radiation time in situation that cool-storage time elongated and compressor stopped and shorten to the interior snugly of cool storage material container 14, and the aeration resistance that can effectively suppress ventilation gap increases and the minimizing of the radical of refrigerant runner pipe 13, suppresses the reduction of cooling performance.
Specifically, set: the core length L (distance between the edge, outside of the corrugated fin 17 at two ends, left and right of heat exchange core 4, with reference to Fig. 1) be 300mm, core height H (the length of the above-below direction of the corrugated fin 17 except the corrugated fin 17 at two ends, left and right, with reference to Fig. 1) be 250mm, core width W 1 is (from the exterior region of front side refrigerant runner pipe 13 till the distance of the hinder marginal part of rear side refrigerant runner pipe 13, with reference to Fig. 2) be 38mm, the width of the fore-and-aft direction of refrigerant runner pipe 13 is 17mm, the wall thickness of the perisporium of refrigerant runner pipe 13 is 0.5mm, the wall thickness of corrugated fin 17 is in the situation of 0.1mm, the width W 2 (with reference to Fig. 2) of the fore-and-aft direction of cool storage material container 14 is 50mm, the container height Hc of the container body portion 21 of cool storage material container 14 is 1.5～4mm, the pipe height H t of refrigerant runner pipe 13 is 1～3mm, the fin height Hf of corrugated fin 17 is 4～8mm.If the container height Hc of container body portion 21 deficiency 1.5mm, enclose the quantity not sufficient of the cool storage material in all cool storage material containers 14, the heat radiation time shorten (with reference to Fig. 7) in the situation that compressor has stopped, if the container height Hc of container body portion 21 exceedes 4mm, the area of ventilation gap 16 diminishes, cause aeration resistance to increase, cooling performance reduces (with reference to Fig. 8).And if the container height Hc of container body portion 21 exceedes 4mm, the quantitative change of enclosing the cool storage material in all cool storage material containers 14 obtains too much, causes cool-storage time elongated, the cooling performance starting from refrigeration plant running reduces (with reference to Fig. 9).In addition, if the pipe height H t of refrigerant runner pipe 13 deficiency 1mm, the circulating resistance of the refrigerant in refrigerant runner pipe 13 increases, cooling performance reduces, if the pipe height H t of refrigerant runner pipe 13 exceedes 3mm, the area of ventilation gap 16 diminishes, and causes aeration resistance to increase, and cooling performance reduces (with reference to Figure 10).And if the fin Hf of corrugated fin 17 is not enough 4mm, aeration resistance increases, cooling performance reduces (with reference to Figure 11), if exceed 8mm, the quantity of refrigerant runner pipe 13 reduces, and cooling performance reduces.
The above-mentioned evaporimeter with cool storage function 1, with the condenser (refrigerant cooler) of compressor using the engine of vehicle as drive source, the cooling refrigerant from compressor ejection and to having passed through to form together with expansion valve (pressure reducer) that the refrigerant of condenser reduces pressure, to use fluorine Lyons be the freeze cycle of refrigerant, is equipped on and in the time stopping, makes the such as motor vehicle of vehicle that temporarily stops as the engine of the drive source of compressor as vehicle air conditioning.In this vehicle air conditioning, the in the situation that of compressor operating, by compressor compresses and passed through 2 phase refrigerants of the gas-liquid mixed phase of the low pressure of condenser and expansion valve, enter by refrigerant entrance 7 in the entrance liquid collecting portion 5 of the evaporimeter 1 with cool storage function, flow in the 1st centre liquid collecting portion 9 by all refrigerant runner pipes 13 of front side.Entered the refrigerant in liquid collecting portion 9 in the middle of the 1st, enter the 2nd by communication means 12 in the middle of in liquid collecting portion 11 after, flow in outlet liquid collecting portions 6 by all refrigerant runner pipes 13 of rear side, flow out from refrigerant exit 8.And, refrigerant refrigerant runner pipe 13 interior mobile during, carry out heat exchange with the air by ventilation gap 16, make refrigerant become gas phase flow out.
Now, by the cool storage material of the container body portion 21 at the cooling cool storage material container 14 of the interior mobile refrigerant of refrigerant runner pipe 13, and, by passing through ventilation gap 16 by the cool storage material in the internal volume increase portion 22 of the cooling cool storage material container 14 of the chilled air of refrigerant, its result is solidified cool storage material and is accumulated cold and hot.
In the situation that compressor has stopped, it is cold and hot that cool storage material in the container body portion 21 of cool storage material container 14 has, be delivered to by the air of ventilation gap 16 by the corrugated fin 17 of the left surface that is brazed in cool storage material container 14 from the left surface of container main part 21, and, be delivered to by the air of ventilation gap 16 by refrigerant runner pipe 13 and the corrugated fin 17 that is brazed in this refrigerant runner pipe 13 from the right flank of container main part 21.In addition, it is cold and hot that cool storage material in the internal volume increase portion 22 of cool storage material container 14 has, and is delivered to by the air of ventilation gap 16 by the corrugated fin 17 of the left and right sides that are brazed in internal volume increase portion 22 from the left and right sides of internal volume increase portion 22.Therefore, even if passed through the temperature rise of the wind of evaporimeter 1, because this wind is cooled, so also can prevent the sharply decline of air-cooling system refrigerating capacity.
Figure 12 is another embodiment that represents to adopt the evaporimeter with cool storage function of the present invention.
It is highly low that the size tandem multiple, the in this case thickness direction of the refrigerant runner pipe 40 that is configured in front side (rear side) in 2 refrigerant runner pipes 13,40 of the evaporimeter with cool storage function shown in Figure 12 manages the pipe highly becoming than the refrigerant runner pipe 13 of rear side.In addition, the front end edge that the front part of cool storage material container 41 is not compared the refrigerant runner pipe 40 of front side is projected into front, the part with highly low refrigerant runner pipe 40 solderings of pipe at this refrigerant runner pipe 40 is provided with internal volume increase portion 43, and be container height be positioned at than the posterior lateral margin of the refrigerant runner pipe 40 of front side and lean on the container height of container body portion 42 at rear high than other parts the size of the thickness direction (left and right directions) of the cool storage material container 41 of this internal volume increase portion 43.On the container height of the internal volume increase portion 43 of cool storage material container 41, add the thickness as the pipe height gained of the size of the thickness direction of front side refrigerant runner pipe 40, become with having added the thickness as the pipe height gained of the size of the thickness direction of rear side refrigerant runner pipe 13 on the container height of the internal volume increase portion 43 at cool storage material container 41 and equate.In addition, the front end that the front part of corrugated fin 17 is not compared the refrigerant runner pipe 40 of front side is yet projected into front, but is brazed in the left surface of the right flank of refrigerant runner pipe 13,40 and the container body portion 42 of cool storage material container 41 and internal volume increase portion 43.
In above-mentioned 2 kinds of embodiments, the refrigerant runner pipe portion of the evaporimeter with cool storage function, also can with the situation of so-called stack Type evaporator similarly, be arranged to the flat hollow body by 2 aluminium sheets are formed to ground soldering circumference each other relatively.Can be also between two aluminium sheets that form flat hollow body, to form the member that bloats shape.
In addition, in above-mentioned 2 kinds of embodiments, also can in cool storage material container, configure inner fins.
Claims (8)
1. the evaporimeter with cool storage function, has flat refrigerant runner pipe portion and flat cool storage material container; This flat refrigerant runner pipe portion's width frontage and airiness direction and mutually configuring across compartment of terrain; This flat cool storage material container width direction frontage and airiness direction ground configures and contacts with the one side of refrigerant runner pipe portion and enclose in inside cool storage material; Wherein,
Either party in ventilation upstream side part and the ventilation downstream part of cool storage material container is provided with internal volume increase portion, the container height of this internal volume increase portion is higher than the container height of other parts, described container height is the size of the thickness direction of cool storage material container
Multiple groups that are made up of refrigerant runner pipe portion and cool storage material container are being arranged at intervals with the rectangular direction of width of refrigerant runner pipe portion, the adjacent set of the group being made up of refrigerant runner pipe portion and cool storage material container part is each other made as to ventilation gap, and fin is configured in ventilation gap and engages with refrigerant runner pipe portion and cool storage material container.
2. the evaporimeter with cool storage function according to claim 1, wherein,
Either party in the ventilation upstream side part of cool storage material container and fin and ventilation downstream part is projected into direction of ventilation outside than refrigerant runner pipe portion, be provided with internal volume increase portion in part cool storage material container, that be projected into direction of ventilation outside than refrigerant runner pipe portion, have fin in two engage sides of the internal volume increase portion of cool storage material container.
3. the evaporimeter with cool storage function according to claim 2, wherein,
The inside of cool storage material container is connected in internal volume increase portion each other.
4. the evaporimeter with cool storage function according to claim 2, wherein,
The ventilation downstream part of cool storage material container and fin is projected into ventilation downstream than refrigerant runner pipe portion, is provided with internal volume increase portion in part cool storage material container, that be projected into ventilation downstream than refrigerant runner pipe portion.
5. the evaporimeter with cool storage function according to claim 1, wherein,
Being that container height is made as at 1 o'clock by the size of the thickness direction of the part except internal volume increase portion of cool storage material container, the size of the thickness direction of refrigerant runner pipe manages is highly 0.25～2.0, and the size of the orientation of the group being made up of refrigerant runner pipe and cool storage material container of fin is that fin height is 1.0～5.5.
6. the evaporimeter with cool storage function according to claim 5, wherein,
The container height of the part except internal volume increase portion of cool storage material container is 1.5～4.0mm, and the pipe height of refrigerant runner pipe is 1.0～3.0mm, and fin height is 4.0～8.0mm.
7. the evaporimeter with cool storage function according to claim 1, wherein,
Multiple refrigerant runner pipe portion alignment arrangements is in direction of ventilation, other the pipe portion of refrigerant runner pipe portion of pipe portion aspect ratio is highly low to be at least configured in the size of thickness direction of the refrigerant runner pipe portion of ventilation end of downstream side, and the part contacting in the refrigerant runner pipe portion highly low with pipe portion of cool storage material container is provided with internal volume increase portion.
8. the evaporimeter with cool storage function according to claim 3, wherein,
At the both ends up and down of the internal volume increase portion of cool storage material container, be provided with the protuberance that the two ends up and down of comparing container body portion are projected into above-below direction outside, be provided with and bloat shape case forming portion at this protuberance, the internal volume increase portion of adjacent cool storage material container bloats the soldering each other of shape case forming portion, the bloating of the internal volume increase portion of adjacent cool storage material container bloats shape case forming portion each other by the being formed on intercommunicating pore that bloats end wall in shape case forming portion is communicated with, the upper and lower shape case forming portion that bloats by all cool storage material containers forms upper and lower two connection casees, make the inside of all cool storage material containers be communicated with case connection upper and lower two.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009052871A JP5315094B2 (en) | 2009-03-06 | 2009-03-06 | Evaporator with cool storage function |
| JP052871/2009 | 2009-03-06 | ||
| JP2009113286A JP5486837B2 (en) | 2009-05-08 | 2009-05-08 | Evaporator with cool storage function |
| JP113286/2009 | 2009-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101825377A CN101825377A (en) | 2010-09-08 |
| CN101825377B true CN101825377B (en) | 2014-08-06 |
Family
ID=42677039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010128945.3A Expired - Fee Related CN101825377B (en) | 2009-03-06 | 2010-03-04 | Evaporator with cool storage function |
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| Country | Link |
|---|---|
| US (1) | US20100223949A1 (en) |
| CN (1) | CN101825377B (en) |
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| JP5525726B2 (en) * | 2008-12-26 | 2014-06-18 | 株式会社ケーヒン・サーマル・テクノロジー | Evaporator with cool storage function |
| JP5674388B2 (en) * | 2009-12-25 | 2015-02-25 | 株式会社ケーヒン・サーマル・テクノロジー | Evaporator with cool storage function |
| US20120042687A1 (en) * | 2010-08-23 | 2012-02-23 | Showa Denko K.K. | Evaporator with cool storage function |
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| WO2013002529A2 (en) * | 2011-06-30 | 2013-01-03 | 한라공조 주식회사 | Air conditioning device for vehicle |
| JP5903233B2 (en) * | 2011-09-15 | 2016-04-13 | 株式会社ケーヒン・サーマル・テクノロジー | Manufacturing method of heat storage material container |
| US9242530B2 (en) * | 2011-10-28 | 2016-01-26 | Hanon Systems | Heat exchanger with phase change material manifolds |
| JP5862507B2 (en) | 2012-08-07 | 2016-02-16 | 株式会社デンソー | Cold storage heat exchanger |
| JP5910415B2 (en) * | 2012-08-22 | 2016-04-27 | 株式会社デンソー | Cold storage heat exchanger |
| FR3007514B1 (en) * | 2013-06-20 | 2017-12-15 | Valeo Systemes Thermiques | PHASE CHANGE MATERIAL TANK TUBE FOR HEAT EXCHANGE BEAM, IN PARTICULAR FOR EVAPORATOR OF A VEHICLE AIR CONDITIONING CIRCUIT |
| JP6180281B2 (en) * | 2013-11-01 | 2017-08-16 | 株式会社ケーヒン・サーマル・テクノロジー | Heat exchanger with heat storage function and manufacturing method thereof |
| USD738996S1 (en) * | 2013-12-06 | 2015-09-15 | Keihin Thermal Technology Corporation | Evaporator with cool storage function |
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| JP2015157507A (en) * | 2014-02-21 | 2015-09-03 | 株式会社ケーヒン・サーマル・テクノロジー | Air conditioner for vehicle |
| CN104110995B (en) * | 2014-04-30 | 2017-02-01 | 美的集团股份有限公司 | Composite flat tube, parallel-flow heat exchanger and air conditioner |
| US10179498B2 (en) * | 2015-05-30 | 2019-01-15 | Air International Inc. | Storage evaporator having phase change material for use in vehicle air conditioning system |
| WO2017208760A1 (en) * | 2016-06-01 | 2017-12-07 | 株式会社デンソー | Regenerative heat exchanger |
| FR3052548B1 (en) * | 2016-06-10 | 2019-09-06 | Hutchinson | PROCESS FOR EXCHANGING AND PACKAGING A THERMAL EXCHANGER |
| FR3052549B1 (en) * | 2016-06-10 | 2019-10-11 | Hutchinson | HEAT ENERGY STORER EXCHANGER |
| JP6738233B2 (en) * | 2016-08-04 | 2020-08-12 | 株式会社日本クライメイトシステムズ | Cool storage evaporator |
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| CN106394180B (en) * | 2016-09-07 | 2018-11-23 | 芜湖德鑫汽车部件有限公司 | Automobile air-conditioning evaporator accumulator is set |
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| US20100223949A1 (en) | 2010-09-09 |
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