WO2015120803A1 - 换热装置和热源单元 - Google Patents
换热装置和热源单元 Download PDFInfo
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- WO2015120803A1 WO2015120803A1 PCT/CN2015/072861 CN2015072861W WO2015120803A1 WO 2015120803 A1 WO2015120803 A1 WO 2015120803A1 CN 2015072861 W CN2015072861 W CN 2015072861W WO 2015120803 A1 WO2015120803 A1 WO 2015120803A1
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- WIPO (PCT)
- Prior art keywords
- heat exchange
- heat exchanger
- heat
- angle
- exchange device
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Classifications
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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
- F28D1/0408—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids
- F28D1/0426—Multi-circuit heat exchangers, e.g. integrating different heat exchange sections in the same unit or heat exchangers for more than two fluids with units having particular arrangement relative to the large body of fluid, e.g. with interleaved units or with adjacent heat exchange units in common air flow or with units extending at an angle to each other or with units arranged around a central element
- F28D1/0443—Combination of units extending one beside or one above the other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
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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
- F28D1/0233—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 air flow channels
- F28D1/024—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 air flow channels with an air driving element
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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
- F28D1/03—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 plate-like or laminated conduits
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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
- F28D1/047—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 bent, e.g. in a serpentine or zig-zag
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
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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
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/06—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using air or other gas as the cooling medium
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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
- F28D2001/0253—Particular components
- F28D2001/026—Cores
- F28D2001/0266—Particular core assemblies, e.g. having different orientations or having different geometric features
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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
- F28D2001/0253—Particular components
- F28D2001/026—Cores
- F28D2001/0273—Cores having special shape, e.g. curved, annular
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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
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
Definitions
- the invention relates to the field of HVAC, and in particular to a heat exchange device and a heat source unit for use in the technical field of commercial air conditioners.
- the prior art document WO2011013672 discloses a heat source unit.
- the heat source unit is provided with an air heat exchanger, each air heat exchanger including a plurality of fins arranged at a prescribed interval, a heat exchange tube passing through the fins, extending on both sides and in the same direction Curved bent piece and heat exchanger module.
- Each heat exchanger module includes two air heat exchangers, each air heat exchanger having a bend disposed opposite the bend of the other air heat exchanger. The air heat exchanger is tilted such that the lower edges are close to each other and the upper edges are spaced apart, whereby the heat exchanger modules are substantially letter V-shaped in side view.
- the edges of the left and right side heat exchangers in the above heat source unit are spaced apart at the upper portion of the V-shaped configuration.
- a shield plate or metal plate is still required to connect the two heat exchangers, resulting in a space between the two heat exchangers not being effectively used.
- a heat exchange device for a chiller unit comprising two heat exchange units assembled to each other, at least one of the two heat exchange units One by bending such that an angle between the two edges of the two heat exchange units adjacent at least at one end is smaller than a sandwich between the body portions of the two heat exchange units angle.
- the angle between the two edges of the two heat exchange units at least at one end is in the range of 0° to 15°.
- the minimum spacing between the adjacent two edges is in the range of 0-100 mm.
- one of the two heat exchange units is the bent heat exchanger and the other is a non-bent plate heat exchanger.
- the bent heat exchanger has a body portion and a front portion and a rear portion connected to the body portion, wherein the front and rear portions are formed by bending a plate heat exchanger along a bending axis.
- the front and rear portions extend outward from the respective main body portions, and an angle between the front and rear portions and the main body portion is in an angular range of 0 to 90°.
- the angle between the bending axis and the upper or lower edge of the front or rear portion of the heat exchanger after bending is an acute angle.
- the two adjacent edges are parallel or substantially parallel to each other.
- the two heat exchange units are identical in shape or symmetrical.
- the two heat exchange units are rectangular heat exchangers before bending.
- the angle between each of the heat exchangers and the horizontal plane is different from the angle between the bending axis and the upper surface of the heat exchanger by 0° to 10°.
- the body portion of the heat exchanger is rectangular or substantially rectangular, and the front and rear portions are substantially perpendicular or perpendicular to the horizontal plane.
- the two heat exchange units are trapezoidal heat exchangers before bending.
- the two heat exchange units are isosceles trapezoidal heat exchangers before bending.
- the bending axis is perpendicular or substantially perpendicular to the upper and lower bottom edges of the trapezoid, and the upper apex angle of the trapezoid is different from the angle formed by the heat exchanger and the horizontal plane by 0° to 10°.
- the two heat exchange units are different in size, and the two heat exchange units are all isosceles trapezoidal heat exchangers before bending;
- One of the two heat exchange units is bent to form a main body portion and a front and rear portion connected to the main body portion, the other one being unbent and sized to be fitted to the front and rear portions Between the side edges of the front or rear portion of the heat exchanger after the bending and the The angle between the side edges of the bent heat exchanger is in the range of 0-15°.
- an angle between the bending axis and an upper surface of the bent heat exchanger and an upper apex angle of the heat exchanger after the bending, and the heat exchanger after the bending is 0-10°.
- an angle between the bending axis and an upper surface of the bent heat exchanger and an upper apex angle of the heat exchanger after the bending, and the heat exchanger after the bending are equal or approximately equal.
- a heat exchange device for a chiller unit comprising at least one heat exchanger module.
- the heat exchanger module includes a heat exchange unit and a support member that are assembled with respect to each other, the heat exchange unit being bent such that the heat exchange unit and the support member are adjacent to each other at least at one end The angle between the angles is less than the angle between the heat exchange unit and the support member.
- the angle between the two edges adjacent at least at one end is in the range of 0° to 15°.
- the support member is a metal plate, and the minimum distance between the support members and the adjacent two edges of the heat exchange unit is in the range of 0-100 mm.
- a heat source unit is provided, the heat source unit further comprising a heat exchange device that cooperates with each other, a blower, a drain pan that communicates with the heat exchanger device, and a refrigeration device that accommodates the heat exchanger A mechanical chamber that is part of the cycle.
- the heat exchange device is based on the heat exchange device described above.
- the heat exchange device of the present invention no additional sheet metal is required to connect the left and right heat exchangers. At least one of the left and right side heat exchangers is bent and connected to each other to increase the heat exchange area.
- FIG. 1 is a schematic illustration of a heat exchanger module in accordance with a first embodiment of the present invention
- FIG 2 is a schematic view of a heat exchanger of the heat exchange device shown in Figure 1 before being bent;
- FIG. 3 is a schematic view of the heat exchanger of Figure 2 after being bent
- FIG. 4 is a schematic illustration of a heat exchanger module in accordance with a second embodiment of the present invention.
- FIG. 5 is a schematic view of the heat exchanger of Figure 4 before being bent
- Figure 6 is a schematic view of the heat exchanger of Figure 4 after being bent
- FIG. 7 is a schematic illustration of a heat exchanger module in accordance with a third embodiment of the present invention.
- the design of the invention lies in the improvement of the heat exchanger module used in the heat source unit of document WO 2011013672. Specifically, since a pair of heat exchangers are arranged in a substantially V-shape in a side view in this document, this causes a substantially V-shape to be formed between opposite curved portions of the opposed air heat exchangers. Shaped space. . Obviously, in the above-mentioned document, the spaces between the body portions between the pair of heat exchangers assembled together and the spaces between their adjacent curved portions are substantially the same V-shape, that is, they The angle between them is the same and is usually in the range of 60-90°.
- V-shaped space between the pair of heat exchangers is not effectively used. Due to the large angle between them, the above-mentioned V-shaped space needs to be closed by a shielding plate which is cut into a substantially V-shaped plate, and the wind is prevented from passing through the V-shaped space to affect the heat exchange effect.
- a heat exchange device which successfully solves the deficiencies mentioned in the above documents. Therefore, the improvement of the heat exchange device of the present invention will be mainly described below. Arrangements of components such as a blower in the heat source unit, a drain pan communicating with the heat exchange device, a mechanical chamber accommodating a refrigeration cycle component other than the heat exchange device, and the like can also be applied to the present invention, and thus detailed description thereof This document can be referred to and will not be described in detail herein.
- the heat exchange device can be applied to a commercial air conditioning system, specifically for use in a heat source unit or a chiller unit.
- the heat exchange device includes at least one heat exchanger module, each heat exchanger module including a pair of opposed heat exchangers.
- each heat exchanger module including a pair of opposed heat exchangers.
- only one heat exchanger module comprising two opposite heat exchangers is shown for simplicity, as an example.
- the heat exchanger module 100 includes two heat exchangers 10 and 20 that are assembled to each other on their left and right sides.
- the heat exchange device of the present invention may comprise a plurality of (for example four) heat exchanger modules 100 and a corresponding number of fan modules or fan units, wherein the plurality of fan modules or fan units constitute a fan device or Fan system.
- each fan unit or module can also be a fan or more.
- the upper end of the heat exchanger module 100 is provided with a top plate 50, and fan modules or units 30 and 40 are disposed at positions corresponding to the heat exchangers 10 and 20, respectively.
- cylindrical air outlets 31 and 41 are provided in the upward direction from the top plate 50, and the fan covers 32 and 42 cover the projecting end faces of the air outlets 31 and 41.
- the blowers 30 and 40 include a propeller fan housed in the air outlets 31 and 41, a shaft core that is mounted opposite the fan covers 32 and 42, and a fan motor that mounts the propeller fan on the rotating shaft.
- a support member or a support frame 60 for fixing the heat exchanger module 100 may be provided at the bottom of the heat exchanger module 100.
- the heat exchanger module 100 includes at least two heat exchangers 10 and 20 that are assembled to each other on the left and right sides, where two heat exchangers are exemplified.
- the two heat exchangers 10 and 20 by arranging the two heat exchangers 10 and 20 at least at one end (for example, the front end or the rear end in the illustrated page), two edges (for example, edges c and d described below)
- the angle between the angles is set to be smaller than the angle between the body portions of the two heat exchangers 10 and 20 (for example, the body portions 12, 22 described below) to increase the heat exchange area.
- the angle between the right edge c of the left side heat exchanger 10 and the left edge d of the right side heat exchanger 20 is in the range of 0 to 15 .
- the left edge d and the right edge c may be located on the front end or the rear end of the illustrated page, and of course, the angle between the two edges adjacent on the front end and the rear end may be set to be less than 15°. .
- the size of the angle between them can be specifically set by a person skilled in the art as needed.
- the right edge c and the left edge d tend to be parallel, parallel or have no significant angle, thereby achieving efficient use of the space to increase the heat exchange area and improve heat exchange performance.
- the edge c is expected
- the minimum spacing between and d is in the range of 0-100 mm.
- the minimum spacing or distance between them at the bottom is in the range of 0-100 mm, and may be specifically set as needed.
- heat exchanger 10 only one of the heat exchangers may be bent, such as heat exchanger 10, while the other heat exchanger or right heat exchanger may be replaced by a metal plate or an unbent heat exchanger.
- each of the heat exchangers 10 and 20 has a main body portion 12, 22 and a front portion 13, 23 and a rear portion 14, 24 connected thereto by bending. It will be appreciated that the heat exchanger can also be processed into a form as described for heat exchangers 10 and 20 of the present invention by integral molding or other similar processes.
- Each or both of the heat exchangers 10 and 20 in the present invention may pass along a bending axis preset thereon
- the front and rear portions 13, 14, and 23, 24 are formed by bending a heat exchanger of the prior art such as a flat plate.
- the front and rear portions 13, 14, 23, 24 extend outwardly from the respective body portions 12, 22, and the angle between the front and rear portions and the body portion is in the range of 0 to 90 degrees. .
- the angle between adjacent edges c and d is less than the angle between the body portions 12 and 22 of heat exchangers 10 and 20.
- FIGS 2-7 Three embodiments of the present invention are illustrated in Figures 2-7 below, which illustrate how to form the heat exchangers required for the heat exchanger module 100 of the present invention by bending different types of heat exchangers. . It should be understood that when the heat exchange apparatus can be formed by arranging a plurality of heat exchanger modules side by side, only one of them or at least the outermost sides of the heat exchange apparatus can use the heat exchanger module 100 of the present invention. While the heat exchange device is formed from the heat exchanger module 100 of the present invention is a preferred embodiment, this is not required.
- FIG. 2 shows a generally rectangular plate heat exchanger of heat exchanger 10 or 20 before being bent.
- the rectangular plate-shaped heat exchanger may be provided with inlet and outlet headers, flat tubes between them, and fins.
- the left heat exchanger 10 and the right heat exchanger 20 are disposed to have the same shape or symmetry, only one of the heat exchangers, for example, the right heat exchanger 20, is taken as an example.
- the left heat exchanger 10 can be bent in the same manner.
- the right edge c and the left edge d of the left and right side heat exchangers 10 and 20 can be made parallel, tend to be parallel or have no significant angle, as shown in FIG.
- the meaning of no significant angle here is that the angle between the right edge c and the left edge d is in the range of 0 to 15°.
- the bent right side heat exchanger 20 is shown in FIG. Passing the bending axis along both sides in Figure 3
- the rectangular heat exchanger is bent such that the right heat exchanger 20 has a body portion 22 and front and rear portions 23, 24.
- ⁇ is the left side surface of the right side heat exchanger 20 (of the main body portion), and ⁇ is the front or rear side surface of the right side heat exchanger 20 (front and rear portions).
- the angle between the left and right heat exchangers 10 and 20 and the horizontal plane is ⁇ 1, and the bending axis
- the angle with the upper plane of the right heat exchanger 20 is ⁇ 2.
- the angles ⁇ 1 and ⁇ 2 are equal or approximately equal. It is understood that it is preferable that the angles ⁇ 1 and ⁇ 2 differ by 0° to 10° so that the right and left edges c and the left edge d of the left and right side heat exchangers 10 and 20 are perpendicular or tend to be perpendicular to the horizontal plane (not shown).
- the angle ⁇ 2 is an acute angle.
- the bending radius can be the same when bending. Of course, it can also be along the bending axis The bending radius gradually increases from the bottom to the top such that the left side surface ⁇ of the main body portion 22 tends to be rectangular, and the front and rear side surfaces ⁇ of the front and rear portions 23 and 24 tend to be perpendicular to the horizontal plane.
- a heat exchanger module 200 in accordance with a second embodiment of the present invention is illustrated.
- the right and left edges c and the left edge d of the main body portions 211 and 221 of the left and right side heat exchangers 210 and 220 are arranged to be parallel, tend to be parallel or have no significant angle.
- the meaning of "no significant angle” as used herein still means that the angle between the right edge c and the left edge d is in the range of 0 to 15°.
- the left and right side heat exchangers 210 and 220 are disposed to be the same shape or symmetrical to each other. However, before and after the bending, the left and right heat exchangers 210 and 220 are trapezoidal plate-shaped heat exchangers. The choice of a trapezoidal heat exchanger here is only an example.
- the two heat exchangers are identical in construction and they are bent in the same manner, only one of them will be described in detail as any bend.
- the bending axis Vertically or perpendicular to the upper and lower sides of the trapezoid, the apex angle of the trapezoid is ⁇ 3 (usually an acute angle), and ⁇ 3 is equal to or approximately equal to the angle ⁇ 1 between the left and right heat exchangers 210 and 220 and the horizontal plane (see Fig. 4), and Their angles differ from 0° to 10° in an optimum range so that the right and left edges c and d of the left and right heat exchangers after bending are parallel or tend to be parallel or have no significant angle.
- ⁇ is the left side surface of the right side heat exchanger 220 (of the main body portion), and ⁇ is the front or rear side surface of the right side heat exchanger 220 (front and rear portions).
- the heat exchanger module 300 also includes heat exchangers 310 and 320 on the left and right sides that are assembled to each other. However, they differ from the heat exchanger modules described in the first and second embodiments in that only one of the heat exchangers (in this example, the left heat exchanger 310) is bent without bending
- the right heat exchanger 320 is directly mounted in the bent left heat exchanger 310.
- the heat exchangers 310 and 320 on the left and right sides are different in size from each other.
- the sizes of the left and right side heat exchangers 310 and 320 can also be set to be the same if possible.
- the sizes of the left and right side heat exchangers 310 and 320 are set to be different, but the left side heat exchanger 310 and the right side heat exchanger 320 are all isosceles trapezoids before being bent.
- the left heat exchanger 310 is then bent and the right heat exchanger 320 is not bent.
- the meaning of no obvious angle means that the angle between the edges c and d is in the range of 0 to 15°, so that the upper plane of the spliced heat exchanger module 300 is horizontal or approximately horizontal. of.
- the apex angle of the left heat exchanger 310 is ⁇ 3 (usually an acute angle), and the bending axis of the left heat exchanger
- the angle with the upper surface of the left heat exchanger is ⁇ 2
- the angle between the left side of the left heat exchanger 310 and the horizontal plane is ⁇ 1.
- the angles ⁇ 3 and ⁇ 2 are equal to or approximately equal to ⁇ 1, or differ by 0° to 10°.
- the angle between the bending axis and the upper or lower edge of the front or rear portion of the heat exchanger after bending is an acute angle.
- the heat exchange device of the present invention can increase performance and efficiency rate. If the same heat exchanger performance is required, the heat exchange device of the present invention can reduce the number of heat source units for cost reduction.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
Description
Claims (22)
- 一种用于冷水机组单元的换热装置,所述换热装置包括至少一个换热器模块,其特征在于,所述换热器模块包括相对彼此装配在一起的两个换热单元,所述两个换热单元中的至少一个通过折弯,使得所述两个换热单元至少在一端处相邻的两个边缘之间的夹角小于所述两个换热单元的主体部之间的夹角。
- 根据权利要求1所述的换热装置,其特征在于,所述两个换热单元至少在一端处相邻的两个边缘之间的夹角在0°至15°的范围内。
- 根据权利要求1或2所述的换热装置,其特征在于,所述相邻的两个边缘之间的最小间距在0-100mm的范围内。
- 根据权利要求1-3中任一项所述的换热装置,其特征在于,所述两个换热单元中的一个是所述折弯后的换热器而另一个是未被折弯的平板换热器。
- 根据权利要求1-4中任一项所述的换热装置,其特征在于,所述折弯后的换热器具有主体部和与主体部连接的前部和后部,其中通过沿着折弯轴线折弯平板换热器来形成所述前后部。
- 根据权利要求5所述的换热装置,其特征在于,所述前后部从各自的主体部向外延伸,且所述前后部与所述主体部之间的夹角在0至90°的角度范围内。
- 根据权利要求5或6所述的换热装置,其特征在于,所述折弯轴线与折弯后的换热器的前部或后部的上边缘或下边缘之 间的夹角为锐角。
- 根据权利要求2-7中任一项所述的换热装置,其特征在于,所述相邻的两个边缘彼此平行或大致彼此平行。
- 根据权利要求1-8中任一项所述的换热装置,其特征在于,所述两个换热单元的形状相同或对称。
- 根据权利要求9所述的换热装置,其特征在于,所述两个换热单元在折弯前为矩形的换热器。
- 根据权利要求10所述的换热装置,其特征在于,每一所述换热器和水平面的夹角与折弯轴线和该换热器的上表面的夹角相差0°至10°。
- 根据权利要求11所述的换热装置,其特征在于,通过沿折弯轴线从换热器的底部到顶部折弯半径逐渐变大,使得换热器的主体部为矩形或大致矩形,而前后部大致垂直或垂直于水平面。
- 根据权利要求9所述的换热装置,其特征在于,所述两个换热单元在折弯前为梯形换热器。
- 根据权利要求13所述的换热装置,其特征在于,所述两个换热单元在折弯前为等腰梯形换热器。
- 根据权利要求14所述的换热装置,其特征在于,折弯轴线垂直于或大致垂直于梯形的上下底边,且梯形的上顶角与该换热器与水平面所形成的夹角相差0°至10°。
- 根据权利要求1-15中任一项所述的换热装置,其特征在于,所述两个换热单元的尺寸不同,在折弯前所述两个换热单元都是等腰梯形的换热器;所述两个换热单元中的一个被折弯从而形成了主体部和与主体部连接的前后部,所述另一个未被折弯且其的尺寸配置成其能够配合到所述前后部之间,使得所述折弯后的换热器的前部或后部的侧边缘与所述未被折弯的换热器的侧边缘之间的夹角在0-15°的范围内。
- 根据权利要求16所述的换热装置,其特征在于,所述折弯轴线与折弯后的换热器的上表面之间的夹角和所述折弯后的换热器的上顶角,与所述折弯后的换热器与水平面的夹角之间相差0-10°。
- 根据权利要求17所述的换热装置,其特征在于,所述折弯轴线与折弯后的换热器的上表面之间的夹角和所述折弯后的换热器的上顶角,与所述折弯后的换热器与水平面的夹角相等或近似相等。
- 一种用于冷水机组单元的换热装置,所述换热装置包括至少一个换热器模块,其特征在于,所述换热器模块包括相对彼此装配在一起的一个换热单元和一个支撑构件,所述换热单元被折弯使得所述换热单元与支撑构件的至少在一端处相邻的两个边缘之间的夹角小于该换热单元与支撑构件之间的夹角。
- 根据权利要求19所述的换热装置,其特征在于,所述至少在一端处相邻的两个边缘之间的夹角在0°至15°的范围内。
- 根据权利要求19或20所述的换热装置,其特征在于,所述支撑构件是金属板,且支撑构件与换热单元的相邻的两个边缘 之间的最小间距在0-100mm的范围内。
- 一种热源单元,所述热源单元还包括相互配合的换热装置、鼓风机、与换热器装置连通的排水盘以及容纳除换热装置之外的制冷循环组成部分的机械室,其特征在于,所述换热装置是根据权利要求1-21中任一项所述的换热装置。
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MX2016010594A MX369812B (es) | 2014-02-17 | 2015-02-12 | Aparato intercambiador de calor y unidad de fuente de calor. |
US15/118,907 US10378825B2 (en) | 2014-02-17 | 2015-02-12 | Heat exchanger apparatus and heat source unit |
BR112016018728-8A BR112016018728B1 (pt) | 2014-02-17 | 2015-02-12 | Aparelho trocador de calor e unidade de fonte de calor |
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CN103925742B (zh) * | 2014-04-18 | 2016-06-29 | 丹佛斯微通道换热器(嘉兴)有限公司 | 换热器及其制造方法、换热模块、换热装置和热源单元 |
CN105737634A (zh) * | 2014-12-11 | 2016-07-06 | 丹佛斯微通道换热器(嘉兴)有限公司 | 换热器、换热模块、换热装置以及热源单元 |
JP6433582B2 (ja) | 2015-04-21 | 2018-12-05 | 三菱電機株式会社 | 熱源ユニット |
CN106766388A (zh) * | 2016-12-22 | 2017-05-31 | 刘勇 | 适用于极寒地区的室外换热器及复叠式热泵系统 |
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JP7514591B2 (ja) * | 2018-11-12 | 2024-07-11 | キャリア コーポレイション | 冷凍システム用のコンパクト熱交換器アセンブリ |
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