CN104807255A - Heat exchanger with fluted fin - Google Patents
Heat exchanger with fluted fin Download PDFInfo
- Publication number
- CN104807255A CN104807255A CN201510046834.0A CN201510046834A CN104807255A CN 104807255 A CN104807255 A CN 104807255A CN 201510046834 A CN201510046834 A CN 201510046834A CN 104807255 A CN104807255 A CN 104807255A
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- Prior art keywords
- fin
- notch
- heat exchanger
- leading edge
- pipe
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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
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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
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular 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
- F28F2215/00—Fins
- F28F2215/10—Secondary fins, e.g. projections or recesses on main fins
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A heat exchanger used in a heating, ventilation, and/or air conditioning (HVAC) system may include a first row of substantially parallel tubes and a second row of substantially parallel tubes disposed downstream of the first row of tubes, where the first row of tubes and the second row of tubes are disposed through a pattern of holes in a plate-like fin that may include a notch on a leading edge of the fin. The notch may be disposed between adjacent tubes in the first row and substantially aligned with a tube in the second row of tubes with respect to an airflow travelling in a primary airflow direction across the fin. The notch may serve to increase the amount of heat exchange and/or the heat exchange efficiency between the incoming airflow and the second row of tubes.
Description
Background technology
Heat exchanger is widely used in house and business heating, ventilates and/or air conditioning (HVAC) system and application.Plate fin type heat exchanger generally includes multiple metal sheet or fin, and multiple metal sheet or fin have hole, and this some holes can be arranged to accept the pipe through each hole.Fin and pipe can be configured to increase through the heat trnasfer the ambient windstream of fin and pipe and the fluid refrigerant flowing through the pipe attached by fin usually.In the most conventional plate fin type heat exchanger, each fin can be configured to define the exhibiting high surface area being convenient to heat trnasfer.
Summary of the invention
In some embodiment of the present disclosure, disclosed plate fin type heat exchanger plate comprises: fin, and this fin comprises leading edge, and this leading edge comprises the first notch.
In other embodiment of the present disclosure, disclose a kind of heating, ventilate and air conditioning (HVAC) system, comprising: plate fin type heat exchanger, this plate fin type heat exchanger comprises the first fin, this first fin comprises leading edge, and this leading edge comprises the first notch.
In other embodiment other of the present disclosure, disclose a kind of method of heat-shift, comprising: provide heat exchanger, this heat exchanger comprises the first comb and the second comb; In heat exchanger, provide the first fin, this first fin comprises leading edge and back edge; The first notch on leading edge is provided; And air-flow is penetrated contact with the second comb, wherein first air contacts fin in the notch office of leading edge.
Accompanying drawing explanation
In order to more completely understand the disclosure and advantage thereof, referring now to following concise and to the point description, and by reference to the accompanying drawings and describe in detail:
Fig. 1 is the schematic diagram of the HVAC system according to the embodiment of the present invention;
Fig. 2 is the inclination front view of the heat exchanger plate according to the heat exchanger in Fig. 1 of disclosure embodiment;
Fig. 3 is the partial schematic top view of the fin of the heat exchanger plate of Fig. 2 according to disclosure embodiment;
Fig. 4 is the partial schematic top view of the fin according to alternate embodiment of the present disclosure;
Fig. 5 is the partial schematic top view of the fin according to another alternate embodiment of the present disclosure;
Fig. 6 is the partial schematic top view of multiple fins of Fig. 5;
Fig. 7 is the partial schematic top view of the fin according to another alternate embodiment of the present disclosure;
Fig. 8 is the partial schematic top view of the fin according to another alternate embodiment of the present disclosure; And
Fig. 9 is the flow chart of the heat change method according to the embodiment of the present invention.
Detailed description of the invention
Refer now to Fig. 1, the rough schematic view of the HVAC system 100 according to the embodiment of the present invention is shown.HVAC system 100 generally includes indoor unit 102, outdoor unit 104 and system controller 106.System controller 106 can control the operation of indoor unit 102 and/or outdoor unit 104 usually.As shown in the figure, HVAC system 100 is so-called heat pumps, and this heat pump optionally runs to perform one or more heat power kind of refrigeration cycle substantially closed, to provide refrigerating function and/or heating function.
Indoor unit 102 generally includes indoor heat converter 108, indoor fan 110 and indoor metering device 112.Indoor heat converter 108 can generally include plate fin type heat exchanger.In other embodiments, indoor heat converter 108 can comprise the heat exchanger around plate heat exchanger, micro channel heat exchanger or other suitable type any.Indoor heat converter 108 can generally include heat exchanger plate 200, this heat exchanger plate can be configured to allow the cold-producing medium of delivery in the inside piping of heat exchanger plate 200 with contact heat exchanger plate 200 but and cold-producing medium keep between the fluid of isolating heat exchange.In certain embodiments, indoor heat converter 108 can comprise multiple heat exchanger plate 200, and multiple heat exchanger plate 200 can be configured to A-belfry.But in other embodiments, indoor heat converter 108 can comprise multiple heat exchanger plate 200, and multiple heat exchanger plate 200 can be configured to V-frame arrangement.
Indoor fan 110 can be cfentrifugal blower, it blower motor comprising blower casing, be at least partially disposed on the blower wheel in blower casing and be configured to optionally barrel tumbler draught fan impeller.In other embodiments, indoor fan 110 can comprise the blower fan of mixed flow blower fan and/or other suitable type any.Indoor fan 110 is constructed to be permeable to the modulation of the multiple speed operation in one or more velocity interval and/or variable speed fan.In other embodiments, indoor fan 110 can be constructed to be permeable to the how fast blower fan by optionally running with multiple speed of service the different electromagnetism winding energising in multiple electromagnetism windings of the motor of indoor fan 110.In other embodiment, indoor fan 110 can be single speed blower fan.
Indoor metering device 112 is electric expansion valves (EEV) that electronically controlled electric motor drives.In alternative embodiments, indoor metering device 112 can comprise thermostatic expansion valve, capillary module and/or other suitable metering device any.Indoor metering device 112 can comprise cold-producing medium check-valves and/or refrigerant bypassing and/or associate with them, make indoor metering device 112 be not intended to measure with the direction flowing through indoor metering device 112 at cold-producing medium or otherwise significantly the flow of restriction cold-producing medium by indoor metering device 112 time use.
Outdoor unit 104 generally includes outdoor heat converter 114, compressor 116, outdoor fan 118, outdoor metering device 120 and reversal valve 122.Outdoor heat converter 114 is around plate heat exchanger, around plate heat exchanger be configured to allow the cold-producing medium that delivers and contact chamber outer heat-exchanger 114 in the inner passage of outdoor heat converter 114 but and cold-producing medium keep between the fluid of isolating heat exchange.In other embodiments, outdoor heat converter 114 can comprise the heat exchanger of plate fin type heat exchanger, micro channel heat exchanger or other suitable type any.
Compressor 116 is multi-speed cyclone formula compressors, and it is configured to optionally with multiple mass velocity pump refrigerant.In each alternate embodiment, compressor 116 can comprise can run in one or more velocity interval modulation compressor, reciprocating-type compressor, single speed compressor and/or any other suitable coolant compressor and/or refrigerated medium pump.
Outdoor fan 118 is axial fans, it fan electromotor comprising fan blade assembly and be configured to optionally rotate blower fan blade assembly.In other embodiments, outdoor fan 118 can comprise blower fan and/or the air blast of mixed flow blower fan, cfentrifugal blower and/or other suitable type any.Outdoor fan 118 is constructed to be permeable to the modulation of the multiple speed operation in one or more velocity interval and/or variable speed fan.In other embodiments, outdoor fan 118 can be constructed to be permeable to the how fast blower fan by optionally running with multiple speed of service the different electromagnetism winding energising in multiple electromagnetism windings of the motor of outdoor fan 118.In other embodiment, outdoor fan 118 can be single speed blower fan.
Outdoor metering device 120 is thermostatic expansion valves.In alternative embodiments, outdoor metering device 120 can comprise EEV that the electronically controlled electric motor that is similar to indoor metering device 12 drives, capillary module and/or other suitable metering device any.Outdoor metering device 120 can comprise cold-producing medium check-valves and/or refrigerant bypassing and/or associate with them, make outdoor metering device 120 be not intended to measure with the direction flowing through outdoor metering device 120 at cold-producing medium or otherwise significantly the flow of restriction cold-producing medium by outdoor metering device 120 time use.
Reversal valve 122 is so-called four-way change-over valves.Optionally control reversal valve 122 to change the flow path of cold-producing medium in HVAC system 100, as described in more detail below.Reversal valve 122 can comprise solenoid or be configured to optionally make other device of the parts of reversal valve 122 movement between each operating position.
System controller 106 can generally include for show information and for receive user input touch screen interface.System controller 106 can show the information relevant to the operation of HVAC system 100 and can receive the user relevant with the operation of HVAC system 100 and inputs.But system controller 106 also can operate to show information and reception is slightly relevant to the operation of HVAC system 100 and/or incoherent user inputs.In certain embodiments, system controller 106 can not comprise display and can obtain all information from the input from distance sensor and long-range Construct Tool.In certain embodiments, system controller 106 can comprise temperature sensor and also can be configured to control the heating relevant to HVAC system 100 and/or cooled region.In certain embodiments, system controller 106 can be configured to as the thermostat of control and regulation air to the supply with HVAC system 100 relevant range.
In certain embodiments, system controller 106 also optionally with other component communication of the indoor controller 124 of indoor unit 102, the outdoor controller 126 of outdoor unit 104 and/or HVAC system 100.In certain embodiments, system controller 106 can be configured to optionally by communication bus 128 two-way communication.In certain embodiments, each several part of communication bus 128 between can to comprise in each parts of HVAC system 100 being suitable for docking with communication bus 128 at system controller 106 and being configured to one or more three lines of the communication information be connected.Further, system controller 106 can be configured to optionally communicate with HVAC system parts and/or other device 130 any via communication network 132.In certain embodiments, communication network 132 can comprise telephone network, and other device 130 can comprise phone.In certain embodiments, communication network 132 can comprise internet, and other device 130 can comprise smart mobile phone and/or other mobile communications device that can surf the Net.In other embodiments, communication network 132 also can comprise remote server.
Indoor controller 124 can be carried by indoor unit 102, and can be configured to receive information input, the output of transmission information via communication bus 128 and/or other suitable communication media any and otherwise communicate with system controller 106, outdoor controller 126 and/or other device 130 any.In certain embodiments, indoor controller 124 can be configured to communicate with indoor personality module 134, and indoor personality module 134 can comprise to the identification of indoor unit 102 and/or run relevant information.In certain embodiments, indoor controller 124 can be configured to receive with the information of the velocity correlation of indoor fan 110, send control to export, send about the information of indoor fan 110 volume flow rate, to communicate and/or otherwise affect the control of air cleaner 136 and communicate with indoor EEV controller 138 with air cleaner 136 to electrothermal relay.In certain embodiments, indoor controller 124 can be configured to communicate with indoor fan controller 142 and/or otherwise affect the control run indoor fan 110.In certain embodiments, indoor personality module 134 can comprise the information relevant to the position of the identification of indoor unit 102 and/or operation and/or outdoor metering device 120.
In certain embodiments, indoor EEV controller 138 can be configured to receive and the temperature of indoor unit 102 inner refrigerant and/or the information of pressure correlation.More specifically, indoor EEV controller 138 can be configured to receive enter to cold-producing medium, discharge chamber inside heat exchanger 108 and/or the relevant information of the temperature and pressure in indoor heat converter 108.In addition, indoor EEV controller 138 can be configured to communicate with indoor metering device 112 and/or otherwise affect the control to indoor metering device 112.Indoor EEV controller 138 also can be configured to communicate with outdoor metering device 120 and/or otherwise realize the control to outdoor metering device 120.
Outdoor controller 126 can be carried by outdoor unit 104, and can be configured to receive information input, the output of transmission information via communication bus 128 and/or other suitable communication media any and otherwise communicate with system controller 106, indoor controller 124 and/or other device any.In certain embodiments, outdoor controller 126 can be configured to communicate with outdoor personality module 140, and outdoor personality module 140 can comprise to the identification of outdoor unit 104 and/or run relevant information.In certain embodiments, outdoor controller 126 can be configured to receive about the information with outdoor unit 104 relevant environment temperature, about the information of the temperature of outdoor heat converter 114 and/or enter about cold-producing medium, the information of discharge chamber outer heat-exchanger 114 and/or compressor 116 and/or the refrigerant temperature in outdoor heat converter 114 and/or compressor 116 and/or pressure.In certain embodiments, outdoor controller 126 can be configured to send about the solenoid of monitoring outdoor fan 118, compressor sump heater, reversal valve 122, with adjustment and/or monitor the refrigerant charging of HVAC system 100, the information of relay that the position of the position of indoor metering device 100 and/or outdoor metering device 120 associates, with the information of above-mentioned each component communication, and/or otherwise realize the information of the control to above-mentioned each parts.Outdoor controller 126 also can be configured to communicate with driven compressor controller 144, and driven compressor controller 144 is configured to be energized to compressor 116 and/or control compressor 116.
Illustrate that HVAC system 100 is configured to run with so-called refrigerating mode, wherein release heat at outdoor heat converter 114 from cold-producing medium by refrigerant suction heat at indoor heat converter 108 place.In certain embodiments, compressor 116 can run with compressed refrigerant and from compressor 116 by reversal valve 122 pumping relatively-high temperature and the compressed refrigerant of high pressure arrives outdoor heat converter 114 to outdoor heat converter 114.Along with cold-producing medium is through outdoor heat converter 114, outdoor fan 118 can run and contact with outdoor heat converter 114 with mobile air, thus heat is delivered to outdoor heat converter 114 ambient air from cold-producing medium.Cold-producing medium mainly can comprise liquid phase refrigerant, and cold-producing medium can pass through and/or flow to indoor metering device 112 around outdoor metering device 120 by heat exchanger 114 outdoor, and outdoor metering device 120 does not hinder the flowing of cold-producing medium substantially at refrigerating mode.The measurable cold-producing medium through indoor metering device 112 of indoor metering device 112, thus under the cold-producing medium in indoor metering device 112 downstream is in the pressure lower than the cold-producing medium of indoor metering device 112 upstream.The pressure reduction crossing over indoor metering device 112 allows the cold-producing medium in indoor metering device 112 downstream expand and/or convert two-phase (steam and gas) mixture at least partly to.Two phase refrigerant can enter indoor heat converter 108.Along with cold-producing medium is through indoor heat converter 108, indoor fan 110 can run and contact with indoor heat converter 108 with mobile air, thus by heat indoor heat exchanger 108 ambient air be delivered to cold-producing medium, and the liquid part of two-phase mixture is evaporated.After this cold-producing medium can reenter compressor 116 after passing reversal valve 122.
In order to run HVAC system 100 with so-called heating mode, can control reversal valve 122 to change the flow path of cold-producing medium, indoor metering device 112 can be stopped using and/or bypass, and outdoor metering device 120 can be enabled.At heating mode, cold-producing medium can flow to indoor heat converter 108 from compressor 116 by reversal valve 122, cold-producing medium can substantially by the impact of indoor metering device 112, cold-producing medium can experience the pressure reduction crossing over outdoor metering device 120, cold-producing medium can pass outdoor heat converter 114, and cold-producing medium can reenter compressor 116 after passing reversal valve 122.The most usually, HVAC system 100 heating mode operation with its compared with the operation of refrigerating mode by the exchange roles of indoor heat converter 108 with outdoor heat converter 114.
Now see Fig. 2, the inclination front view of the heat exchanger plate 200 according to disclosure embodiment is shown.Heat exchanger 200 can generally include top side 202, bottom side 204, left side 206, right side 208, front side 210 and rear side 212, front side 210 is with respect to the air-flow of heat exchanger plate 200 and associating towards upstream side of heat exchanger plate 200, and rear side 212 associates with the side for the downstream towards heat exchanger plate 200 relative to the air-flow flowing through heat exchanger plate 200.Should be understood that heat exchanger plate 200 can various orientation be installed, and provide this direction of heat exchanger plate 200 to describe with the physical orientation of each element portion of auxiliary reader understanding's heat exchanger plate 200.Thus, this direction of heat exchanger plate 200 describes absolute position and/or the direction restriction that should not annotate as indicating heat exchanger plate 200, but should replace indicating the direction of multiple description and/or mark to describe shoulding be reader and provide general direction directed, make conveniently to follow directionality.In addition, each element portion (i.e. fin 214) of heat exchanger plate 200 can be described as roughly has top, bottom, left side, right side, front side and rear side, and they should be understood in orientation consistent in orientation with the top side 202 of heat exchanger plate 200, bottom side 204, left side 206, right side 208, front side 210 and rear side 212.
Heat exchanger plate 200 can generally include multiple fin 214 and pipe 216.Each fin 214 can generally include roughly platy structure, this roughly platy structure comprise the finned length extending to right side 208 from the left side 206 of heat exchanger plate 200 and the fin width extending to rear side 212 from the front side 210 of heat exchanger plate 200.Each fin 214 also can comprise leading edge 220 and back edge 222.The leading edge 220 of each fin 214 can associate with the front side 210 of heat exchanger plate 200 usually, and the back edge 222 of each fin 214 can associate with the rear side of heat exchanger plate 200 usually.Thus, fin width is alternately called the distance between the leading edge 220 of fin 214 and back edge 222.
Further, each fin 214 can comprise leading edge 220, leading edge 220 comprises the notch 224 that the leading edge 220 along corresponding fin 214 is arranged.But in certain embodiments, some fin 214 can comprise leading edge 220, leading edge 220 comprises multiple notches 224 that the leading edge 220 along corresponding fin 214 is arranged.In certain embodiments, multiple notch 224 can comprise roughly evenly spaced pattern, and these patterns can match with the pattern of the pipe 216 be arranged in heat exchanger plate 200.In certain embodiments, the leading edge 220 that leading edge 224 can comprise along fin 214 arranges and is arranged on the notch 224 between the adjacent tubes 216 of first row 226 pipe 216 at length direction, and first row 226 pipe 216 is arranged near the leading edge 220 of heat exchanger plate 200 usually.In certain embodiments, each notch 224 can be aimed at the pipe 216 of second row 228, and the pipe 216 of second row 228 is relative with the pipe 216 of first row 226 to be arranged further from leading edge 220 and closer to the rear side 212 of heat exchanger plate 200.In addition, although only illustrate the pipe 216 of first row 226 and the pipe 216 of second row 228, heat exchanger plate 200 can comprise the additional pipe 216 of row and/or any layout of multiple tube-carrier 216.
Multiple fin 214 also can comprise the pattern of the roughly like aperture be formed in each fin 214, and can usually be arranged to almost parallel stack, and adjacent each fin 214 offsets fin pitch with being equal to each other.In this arrangement, each pipe in multiple pipe 216 is received by the respective aperture be formed in multiple fin 214.In other words, each pipe 216 generally perpendicularly can be inserted through the respective aperture in fin 214 layout, each fin 214 is longitudinally arranged along each pipe 216 with fin pitch distance of separation, forms so-called heat exchanger plate 200 thus.In addition, although each fin 214 is arranged to almost parallel stack, but multiple notch 224 also can be aimed at from the top side 202 of heat exchanger plate 200 to bottom side 204, to form the rabbet channel 230 of bottommost fin 214 extension of locating to the bottom side 204 near heat exchanger plate 200 along the front side 210 of heat exchanger plate 200 from the topmost fin 214 of locating near top side 202.
In certain embodiments, the pipe 216 of first row 226 can comprise the flat that is roughly parallel to leading edge 220 and/or to the equidistant structure of this flat.In this embodiment, the pipe 216 of second row 228 comprises the pipe 216 being roughly parallel to leading edge 220 and/or first row 226 and/or the equidistant structure of pipe 216 arriving leading edge 220 and/or first row 226.But in each alternate embodiment, the pipe 216 of second row 228 comprises and is roughly parallel to back edge 222 and/or to the equidistant structure of back edge 222.In embodiments, each fin 214 also can comprise the general toroidal lasso 218 fin 214 being fixed to respective tube 216.Lasso 218 can with the hole be formed in fin 214 and/or respective tube 216 roughly coaxial positioning.Each lasso 218 can increase fin 214 and through the hole be formed in fin 214 pipe 216 engagement mechanical intensity.Lasso 218 also can increase the thermal conductivity between pipe 216 and fin 214.In certain embodiments, each lasso 218 can extend to the basal surface of the fin 214 of adjacent positioned from the top surface of fin 214, and comprises the axial length being substantially equal to fin pitch distance of separation.In addition, should understand, although each pipe 216 can be configured to the cold-producing medium of delivery by each pipe 216 usually to realize the heat trnasfer with stream air, each pipe 216 is by bend pipe, 180 ° of joints and/or other combination connected of each almost parallel pipe 216 fluid connection combined.
Heat exchanger plate 200 can be configured to allow the cold-producing medium of delivery in the pipe 216 of heat exchanger plate 200 and the heat exchange between the stream air that can contact the fin 214 of heat exchanger plate 200, pipe 216 and/or lasso 218 usually.Thus, each fin 214, pipe 216 and/or lasso 218 can be formed by suitable Heat Conduction Material, include but not limited to aluminium, copper and/or stainless steel.When HVAC system 100 is run in the cooling mode, heat can be delivered to the fluid flowing through each pipe 216 by stream air.When HVAC system 100 is run in the heating, heat can be delivered to stream air from the fluid flowing through each pipe 216.Above-mentioned heat trnasfer between the fluid that should be understood that stream air and flow through each pipe 216 can partly realize as the intermediary heat conductor transferring heat between stream air and the fluid flowing through each pipe 216 by by least one in fin 214, pipe 216 and/or lasso 218 usually.
Refer now to Fig. 3, the partial schematic top view of the fin 214 according to the embodiment of the present invention is shown.Fin 214 can generally include leading edge 220, and leading edge 220 comprises notch 224.Notch 224 can represent a part for the fin 214 removed from leading edge 220.In addition, leading edge 220 can be described as comprising flat and comprising notch 224 usually.But in certain embodiments, the leading edge 220 of fin 214 can comprise multiple notch 224.Thus, leading edge 220 can be described as comprising the flat arranged between the two adjacent notches 224 that arrange along leading edge 224 usually.In this embodiment, notch 224 comprises triangular shaped.But in other embodiments, notch 224 can in trapezoidal, square, rectangle, semicircle and/or other suitable shape any.In certain embodiments, each notch 224 can in roughly similar shape and size.But in each alternate embodiment, each notch 224 on single fin 214 can comprise not similar shape and/or size.In certain embodiments, multiple notch 224 can comprise roughly evenly spaced lengthwise pattern, and these patterns can match with the lengthwise pattern of the pipe 216 arranged through fin 214.In certain embodiments, each notch 224 can setting roughly equidistant with each adjacent tubes 216, and each adjacent tubes 216 to be arranged on the left side of each respective slot 224 and the right and/or adjacent to the tube hub 232 of each corresponding adjacent tubes 216.
In certain embodiments, each notch 224 can along relative to pipe 216 rough alignment in the structural line of leading edge 220 quadrature arrangement and second row 228.More specifically, in certain embodiments, each notch 224 can along relative to leading edge 220 quadrature arrangement and by tube hub 232 rough alignment of the respective tube 216 in binary for notch 224 structural line and second row 228.In certain embodiments, each notch 224 can relative to crossing over the primary air direction 234 of fin 214 and pipe 216 rough alignment in second row 228.In certain embodiments, the center of each notch 224 can relative to tube hub 232 rough alignment in the primary air direction 234 with the respective tube 216 in second row 228 of crossing over fin 214.In addition, although only illustrate the pipe 216 of first row 226 and the pipe 216 of second row 228, fin 214 should be understood and can comprise the pipe 216 of multiple additional row and/or any layout of multiple tube-carrier 216.
Fin 214 can usually be configured to allow the cold-producing medium of delivery in each pipe 216 with can contact fin 214, pipe 216 and/or lasso 218, along primary air direction 234 stream air between heat exchange.Heat exchange between cold-producing medium and stream air can realize as the intermediary heat conductor transferring heat between stream air and cold-producing medium by by fin 214, pipe 216 and/or lasso 218 usually.The conventional fins with smooth leading edge is generally the more long dwell times that air-flow provides air-flow and fin contacts, allows the longer time of heat-shift between fin and stream air to measure.Compared with there is the conventional fins of smooth leading edge, the notch 224 be formed in fin 214 makes fin 214 and/or first row 226 pipe 216 exchange less heat with stream air by reduction from notch 224 to the fin width that back edge 222 records, and this also can reduce the residence time that air-flow can contact with fin 214.
Because notch 224 causes heat exchange to reduce, the air-flow crossing over fin 214 can arrive soon after and have second row 228 pipe 216 of lower temperature compared with the air-flow crossing over conventional fins.This can be partly the heating because notch 224 allows air relatively less before arriving the pipe 216 of the second row 228 of fin 214.Therefore, in certain embodiments, arrive the air-flow with the pipe 216 of the second row 228 of the fin 214 of lower temperature and can exchange heat higher compared with the heat exchange of the second comb in conventional fins with the pipe 216 of second row 228.In certain embodiments, compare conventional fins, the heat exchange that the pipe 216 of the second row 228 of fin 214 increases can by the contact air-flow of pipe 216 of second row 228 and the temperature of the pipe 216 of second row 228 and/or flow through second row 228 pipe 216 cold-producing medium between the temperature difference of increase cause.In certain embodiments, the fin 214 with notch 224 can allow with the pipe 216 of second row 228 up to about 95% heat exchanger effectiveness.In each embodiment with many rows, the fin 214 with notch 224 can increase the heat exchanger effectiveness with other comb 216 being arranged on second row 228 pipe 216 downstream relative to primary air direction 234.Therefore, in certain embodiments, the fin 214 with notch 224 can allow with the 3rd comb 216 up to about 65% heat exchanger effectiveness and with the 4th comb 216 up to about 50% heat exchanger effectiveness.
Refer now to Fig. 4, the partial schematic top view of the fin 300 according to alternate embodiment of the present disclosure is shown.Fin 300 can roughly be similar to fin 214 usually.Fin 300 can generally include left side 302, right side 304, front side 306, rear side 308, multiple pipes 310 with tube hub 326, multiple lasso 312, leading edge 314, back edge 316, multiple notch 318, the pipe 310 of first row 320, the pipe 310 of second row 322 and multiple rabbet channel 324.But the back edge 316 of fin 300 also can comprise notch 318.But in certain embodiments, fin 300 can comprise back edge 316, back edge 316 comprises multiple notches 318 that can arrange along back edge 316.
Notch 318 along back edge 316 setting can represent a part for the fin 300 removed.In certain embodiments, the notch 318 arranged along back edge 316 can comprise triangle, trapezoidal, square, rectangle, semicircular shape and/or other suitable shape any.In certain embodiments, each notch 318 be arranged in leading edge 314 and back edge 316 can in roughly similar shape and size.But in each alternate embodiment, each notch 318 on single fin 300 can comprise not similar shape and/or size.In certain embodiments, the multiple notches 318 arranged along back edge 316 can comprise roughly evenly spaced pattern, and these patterns can match with the lengthwise pattern of the pipe 310 arranged through fin 300.In certain embodiments, the each notch 318 arranged along back edge 316 lengthwise can setting roughly equidistant with each adjacent tubes 310, and each adjacent tubes 310 is arranged on the left side of each respective slot 318 and the right and/or adjacent to the tube hub 326 of each corresponding adjacent tubes 310.
In certain embodiments, each notch 318 along back edge 316 can along relative to pipe 310 rough alignment in the structural line of back edge 316 quadrature arrangement and first row 320.More specifically, in certain embodiments, each notch 318 in back edge 316 can along relative to back edge 316 quadrature arrangement and by tube hub 326 rough alignment of the respective tube 310 in binary for notch 318 structural line and first row 320.In certain embodiments, in back edge 316, each notch 318 can relative to crossing over the primary air direction 328 of fin 300 and pipe 310 rough alignment in first row 320.In certain embodiments, the center of each notch 318 can relative to tube hub 326 rough alignment in the primary air direction 328 with the respective tube 310 in first row 320 of crossing over fin 300.In addition, although only illustrate the pipe 310 of first row 320 and the pipe 310 of second row 322, fin 300 should be understood and can comprise the pipe 310 of multiple additional row and/or any layout of multiple tube-carrier 310.
Fin 300 can usually be configured to allow the cold-producing medium of delivery in each pipe 310 with can contact fin 300, pipe 310 and/or lasso 312, heat exchange between the stream air of advancing along primary air direction 328.Heat exchange between cold-producing medium and stream air can realize as the intermediary heat conductor transferring heat between stream air and cold-producing medium by by least one in fin 300, pipe 310 and/or lasso 312 usually.Be similar to fin 214, fin 300 can increase the heat exchanger effectiveness of the pipe 310 of second row 322 compared with not having the conventional fins of notch 318.Equally, be similar to fin 214, this can be caused by the notch 318 on the leading edge 314 of fin 300 usually, this cause the temperature of the pipe 216 of stream air and second row 228 and/or flow through second row 228 pipe 216 cold-producing medium between temperature difference increase.
Thus, in certain embodiments, the fin 300 comprising notch 318 can allow with the pipe 310 of second row 322 up to about 95% heat exchanger effectiveness.In each embodiment with many rows, the fin 300 comprising notch 318 can increase the heat exchanger effectiveness with other comb 310 in pipe 310 downstream being arranged on second row 322 relative to primary air direction 328.Therefore, in certain embodiments, fin 300 can allow with the 3rd comb 310 up to about 65% heat exchanger effectiveness and with the 4th comb 310 up to about 50% heat exchanger effectiveness.In addition, the pressure drop that the air-flow that each notch 318 in back edge 316 can reduce leap fin 300 stands.The material removing fin 300 can reduce leading edge 314 to form notch 318 in back edge 316 and be arranged on the fin width between the notch 318 in back edge 316, reduces the residence time that air-flow can contact with fin 300 thus.This effectively can reduce the air-flow of advancing along primary air direction 328 and cross at it pressure reduction experienced when fin 300 is advanced from leading edge 314 to back edge 316.Thus, reduce by arranging notch 318 in back edge 316 heat transference efficiency of heat exchanger plate (such as heat exchanger plate 200) that pressure drop also can increase fin 300 and/or can comprise multiple fin 300.
Refer now to Fig. 5, the partial schematic top view of the fin 400 according to another alternate embodiment of the present disclosure is shown.Fin 400 roughly can be similar to the fin 300 in Fig. 4 usually.Fin 400 can generally include left side 402, right side 404, front side 406, rear side 408, multiple pipes 410 with tube hub 426, multiple lasso 412, leading edge 414, back edge 416, the multiple notches 418 be arranged in leading edge 414 and back edge 416, the pipe 410 of first row 420, the pipe 410 of second row 422 and multiple rabbet channel 424.But fin 400 can comprise so-called " embedded " leading edge 430 and " embedded " back edge 432.Leading edge 414 and the multiple notches 418 be arranged on leading edge 414 jointly can form embedded leading edge 432.Back edge 416 and the multiple notches 418 be arranged on leading edge 416 jointly can form embedded back edge 432.
Embedded leading edge 430 and embedded back edge 432 can generally include multiple notch 418, and multiple notch 418 can roughly be removed by continuous print pattern, to form the multiple projections 434 in leading edge 414 and back edge 416 respectively.Each notch 418 can be configured to pattern usually, and comprises roughly similar size and dimension, makes each projection 434 formed to form each notch 418 by removing fin 400 material comprise the shape roughly complementary with each notch 418 and/or profile.Thus, embedded leading edge 430 can comprise the alternating pattern of notch 418 and projection 434, and this alternating pattern comprises the profile roughly complementary with the pattern of the notch 418 and projection 430 that form embedded back edge 432.Therefore, the embedded leading edge 430 of a fin 400 can roughly meet boundary with the embedded back edge 432 of the second fin 400 and roughly complementation.Between the embedded leading edge 430 of a fin and the embedded back edge 432 of another fin roughly meet boundary and/or complementary contours can be described as " embedding " and/or " embedded " edge.Should be understood that fin 400 can increase with the heat transference efficiency of the pipe 410 of second row 422 similarly and/or reduce the pressure drop that the air-flow of advancing along primary air direction 428 crosses over fin 300 compared with conventional fins.
Referring now to Fig. 6, multiple fins 400 ', 400 of Fig. 5 are shown " partial schematic top view.First fin 400 ' can generally include the first fin leading edge 414 ', first fin back edge 416 ', the embedded leading edge 430 ' of multiple first fin notch 418 ', first fin, the embedded back edge 432 ' of the first fin and multiple first fin projection 434 '.Second fin 400 " the second fin leading edge 414 can be generally included ", the second fin back edge 416 ", multiple second fin notch 418 ", the embedded leading edge of the second fin 430 ", the embedded back edge of the second fin 432 " and multiple second fin projection 430 ".
Usually, the embedded leading edge 430 of second fin " the second fin notch 418 can be comprised " and the second fin projection 434 " alternating pattern, this alternating pattern comprises the profile roughly complementary with the pattern of the first fin notch 418 ' of the embedded back edge 432 ' of formation first fin and the first fin projection 434 '.Therefore, second fin 400 " the embedded leading edge of the second fin 430 " profile roughly complementary with the embedded back edge 432 ' of the first fin of the first fin 400 ' can be comprised, make the embedded leading edge of the second fin 430 " can embed with the embedded back edge 432 ' of the first fin.In addition, the embedded leading edge of first fin 430 ' also can be configured to nested with the roughly complementary embedded back edge of the 3rd roughly similar fin, and the embedded back edge of the second fin 432 " also can be configured to nested with the roughly complementary embedded leading edge of the 4th roughly similar fin.
Embedded leading edge and antemarginal this structure can allow multiple fin 400 to be made up of single sheet material.In certain embodiments, multiple fin 400 is formed by single sheet material by cutting along line of cut 436.Line of cut 436 can along the embedded back edge 432 ' of the first fin and/or the embedded leading edge 430 of the second fin " from the second fin 400 " roughly separate the first fin 400 '.Thus, manufacture the multiple fins 400 comprising roughly complementary embedded the leading edge 430 and embedded back edge 432 can separated at line of cut 436 place to remove material subsequently and can reduce waste of material with manufacture fin 400 to be formed compared with multiple notch 418.Moreover the wastage manufacturing the minimizing of the fin 400 comprising roughly complementary embedded leading edge 430 and embedded back edge 432 also can reduce manufacturing cost.
Refer now to Fig. 7, the partial schematic top view of the fin 500 according to another alternate embodiment of the present disclosure is shown.Fin 500 roughly can be similar to the fin 400 in Fig. 5 and 6 usually.Fin 500 can generally include left side 502, right side 504, front side 506, rear side 508, multiple pipes 510 with tube hub 526, multiple lasso 512, leading edge 514, back edge 516, the multiple notches 518 be arranged in leading edge 514 and back edge 516, the pipe 510 of first row 520, the pipe 510 of second row 522 and multiple rabbet channel 524, embedded leading edge 530, embedded back edge 532 and multiple projection 534.But, fin 500 can comprise so-called " embedded " leading edge 530 and " embedded " back edge 532, wherein each edge of each notch 518 and projection 534 is circular and/or fillet, make embedded leading edge 530 or embedded back edge 532 not part be relatively flat.Thus, fin 500 may be defined as and has the embedded leading edge 530 of full circle and the embedded back edge 532 of full circle.
In certain embodiments, the notch 518 on embedded leading edge 530 can along crossing with the respective tube center 526 of the pipe 510 in second row 522 and by pipe 510 rough alignment in the binary structural line of curve of the notch 518 on embedded leading edge 530 and second row 522.In certain embodiments, the notch 318 on band notch leading edge 530 can relative to crossing over the primary air direction 528 of fin 500 and pipe 510 rough alignment in second row 522.In addition, the notch 518 in embedded back edge 532 can along crossing with the respective tube center 526 of the pipe 510 in first row 520 and by the binary structural line of curve of the notch 518 in embedded back edge 532 and pipe 510 rough alignment of first row 520.In certain embodiments, the notch 318 in band notch back edge 532 can relative to crossing over the primary air direction 528 of fin 500 and pipe 510 rough alignment in first row 520.
More generally, the embedded back edge 530 of a fin 500 can roughly meet boundary with the embedded back edge 532 of the second fin 500 and roughly complementation.Thus, each fin 500 comprising embedded leading edge 530 and embedded back edge 532 can allow to manufacture multiple fin 500 from single sheet material.In certain embodiments, multiple fin 500 can be similar to fin 400 ' in Fig. 6,400 on single sheet material " embeddedly arrange arrangement and along the line of cut cutting being similar to line of cut 436.Roughly similar fin 500 can separate along embedded back edge 532 and/or embedded leading edge 530 by line of cut.Thus, manufacture the multiple fins 500 comprising roughly complementary embedded the leading edge 530 and embedded back edge 532 can separated at line of cut place to remove material subsequently and can reduce waste of material with manufacture fin 500 to be formed compared with multiple notch 518.Moreover the wastage manufacturing the minimizing of the fin 500 comprising roughly complementary embedded leading edge 530 and embedded back edge 532 also can reduce manufacturing cost.
Refer now to Fig. 8, the partial schematic top view comprising the fin 600 of variable notch leading edge 614 according to another alternate embodiment of the present disclosure is shown.Fin 600 roughly can be similar to the fin 214 in Fig. 2 and 3 usually.Fin 600 can generally include left side 602, right side 604, front side 606, rear side 608, multiple pipes 610 with tube hub 626, multiple lasso 612, leading edge 614, back edge 616, multiple notch 618, the pipe 610 of first row 620, the pipe 610 of second row 622 and multiple rabbet channel 624.But the leading edge 614 of fin 600 also can comprise different notches 618, comprise the first notch 618 ' and the second notch 618 ".In certain embodiments, the first notch 618 ' can be associated with primary air direction 628 ', and the second notch 618 " can with secondary streams direction 628 " be associated.Can experience turbulent airflow and/or air-flow at fin 600 can along primary air direction 628 ' and secondary streams direction 628 " enter in some embodiment of fin 600, associate different notch 618 ', 618 " heat transference efficiency with the pipe 610 of second row 622 can be increased further.
Primary air direction 628 ', the first notch 618 ' that can enter the fin 600 being roughly orthogonal to leading edge 614 can be aimed at along the structural line being orthogonal to leading edge 614 layout with the pipe 610 in second row 622.More specifically, each first notch 618 ' can be arranged along being orthogonal to leading edge 614 and by tube hub 626 rough alignment of the respective tube 610 in the binary structural line of the first notch 618 ' and second row 622.In certain embodiments, each notch 618 ' can relative to crossing over the primary air direction 628 ' of fin 600 and pipe 610 rough alignment in second row 622.Secondary streams direction 628 for entering fin 600 with any angle not roughly being orthogonal to leading edge 614 "; the second notch 618 " can be arranged in first row 620 between adjacent tubes 610, and can aim at and secondary streams direction 628 " pipe 610 in the second row 622 that overlaps.More specifically, the second notch 618 " the second notch 618 can be comprised " along being roughly parallel to secondary streams direction 628 " structural line and second row 622 in second notch 618 of tube hub 626 rough alignment of respective tube 610 " shape and/or inclined side.Thus, in certain embodiments, the second notch 618 " shape of the shape not roughly being similar to the first notch 618 ' can be comprised.In certain embodiments, each first notch 618 ' roughly can be orthogonal to leading edge 614 and/or laminar flow place and adopt towards the center of fin 600 and/or air-flow, and each second notch 618 " can towards the outward flange of close the airflow duct of the outward flange of fin 600, heat exchanger plate (heat exchanger plate 200 as in Fig. 2) and/or air-flow roughly non-orthogonal in leading edge 614 and/or more turbulent flow place employings.
In certain embodiments, notch 618 ', 618 " triangle, trapezoidal, square, rectangle, semicircular shape and/or other suitable shape any can be comprised.In addition, should understand, fin 600 also can be included in primary air direction 628 ' can be orthogonal to the notch 618 ' that leading edge 614 place is arranged on multiple first structures on leading edge 614, and can be included in secondary streams direction 628 " roughly may not be orthogonal to multiple second notches 618 at leading edge 614 place ".Therefore, in certain embodiments, the air-flow that the plate comprising multiple fin 600 can comprise based on crossing over multiple fin 600 comprises the first notch 618 ' and the second notch 618 respectively " rabbet channel 624 ', 624 ".Alternatively, fin 600 can comprise multiple rabbet channel 624 ', 624 ", multiple rabbet channel 624 ', 624 " only the first notch 618 ' or only the second notch 618 can be comprised ".In addition, multiple first notch 618 ' of arranging along the back edge 616 of fin 600 of the back edge 616 of fin 600 mode that also can comprise roughly being similar to fin 300, fin 400 and/or fin 500 and the second notch 618 ".
Refer now to Fig. 9, the flow chart of the method 700 according to the heat-shift of disclosure embodiment is shown.Method 700 can start by providing the heat exchanger comprising first row pipe and the second comb at square frame 702 place.Method 700 can comprise leading edge and antemarginal first fin by providing in heat exchanger and continues at square frame 704 place.Method 700 can continue by providing the first notch on leading edge at square frame 706 place.Method 700 contacts with the second comb by making air-flow penetrate and terminates at square frame 708 place, and wherein first air touches fin in the notch office of leading edge.
Disclosed at least one embodiment, in the art technical staff for embodiment and/or embodiment feature done by modification, combination and/or amendment all fall within the scope of the present invention.The alternate embodiments drawn by combination, integration and/or some feature omitting embodiment is also all fallen within the scope of the invention.In the situation expressing statement number range or limit value, the scope of expression like this or limit value should be understood to: comprise fall into expressed statement scope or limit value in the iteration ranges of similar value or limit value (such as, from about 1 to about 10 just comprises 2,3,4 etc.; Be greater than 0.10 and just comprise 0.11,0.12,0.13 etc.).Such as, as long as disclose, there is lower limit R
1with upper limit R
unumber range, any numerical value so fallen within the scope of this is just specifically disclosed.Especially, the following numerical value within the scope of this is disclosed especially: R=R
1+ k × (R
u-R
1), wherein, k is with 1% for the variable of increment change from 1% to 100%, that is, k be 1%, 2%, 3%, 4%, 5% ... 50%, 51%, 52% ... 95%, 96%, 97%, 98%, 99% or 100%.Unless otherwise stated, term " about " should mean that numerical value subsequently adds deduct 10%.In addition, also just specifically disclosed by any number range of two R numerical definitenesses defined above.Use term " alternatively " for any key element in claims, refer to and need this key element or alternatively do not need this key element, two kinds of substitute modes are all within the scope of claim.The comparatively narrower terms using the broad terms such as comprising, comprise and have should be understood to be such as what being made up of, being mainly made up of what and be roughly made up of what provides support.Therefore, protection domain does not limit by the above place of matchmakers set forth, but limited by attached claims, and this scope comprises all equivalents of claim theme.Each and each claim are brought in this description as disclosing further, and claims are embodiments of the invention.
Claims (21)
1. a plate fin type heat exchanger, comprising:
Fin, described fin comprises leading edge, and described leading edge comprises the first notch.
2. heat exchanger as claimed in claim 1, is characterized in that, also comprise:
Through the first comb of described first fin, wherein said first notch is arranged on first in described first comb and manages between the second pipe.
3. heat exchanger as claimed in claim 2, is characterized in that, also comprise:
Second comb in described first comb downstream is arranged on relative to air-flow, the center rough alignment of pipe in the center of wherein said first notch and second row through described first fin.
4. heat exchanger as claimed in claim 1, is characterized in that, also comprise:
Notch after first, after described first, notch is arranged in the back edge of described first fin.
5. heat exchanger as claimed in claim 4, is characterized in that, after described first in the center of notch and described second row described first manages and at least one center rough alignment in described second pipe.
6. heat exchanger as claimed in claim 1, it is characterized in that, described leading edge comprises multiple notch.
7. heat exchanger as claimed in claim 4, it is characterized in that, described back edge comprises multiple rear notch.
8. heat exchanger as claimed in claim 4, it is characterized in that, described leading edge comprises multiple notch, and described back edge comprises multiple rear notch.
9. heat exchanger as claimed in claim 8, it is characterized in that, described leading edge and described back edge can embed mutually.
10. heat exchanger as claimed in claim 1, is characterized in that, also comprise:
Second fin, described second fin comprises leading edge, and described leading edge comprises the second notch, and wherein said second fin and described first fin offset fin pitch.
11. heat exchangers as claimed in claim 10, is characterized in that, described first notch and described second notch rough alignment, and wherein said first notch and described second notch form rabbet channel.
12. 1 kinds of heating, ventilation and air conditioning (HVAC) systems, comprising:
Plate fin type heat exchanger, comprising:
First fin, described first fin comprises leading edge, and described leading edge comprises the first notch.
13. HVAC system as claimed in claim 12, is characterized in that, also comprise:
Through the first comb of described first fin, wherein said first notch is arranged on first in described first comb and manages between the second pipe.
14. HVAC system as claimed in claim 13, is characterized in that, also comprise:
Be arranged on second comb in described first comb downstream relative to air-flow through described first fin, the center of wherein said first notch is relative to the center rough alignment of pipe in primary air direction and described second row.
15. HVAC system as claimed in claim 12, is characterized in that, also comprise:
Notch after first, after described first, notch is arranged in the back edge of described first fin.
16. HVAC system as claimed in claim 15, is characterized in that, after described first in the center of notch and described second row described first manages and at least one center rough alignment in described second pipe.
17. HVAC system as claimed in claim 12, is characterized in that, also comprise:
Second fin, described second fin comprises leading edge, and described leading edge comprises the second notch, and wherein said second fin and described first fin offset fin pitch.
18. HVAC system as claimed in claim 17, is characterized in that, described first notch and described second notch rough alignment, and wherein said first notch and described second notch form rabbet channel.
The method of 19. 1 kinds of heat-shifts, comprising:
There is provided heat exchanger, described heat exchanger comprises the first comb and the second comb;
In described heat exchanger, provide the first fin, described first fin comprises leading edge and back edge;
The first notch on described leading edge is provided; And
Air-flow is penetrated contact with described second comb, wherein first air contacts fin in the notch office of described leading edge.
20. methods as claimed in claim 19, is characterized in that, the first notch is arranged between the first pipe of described first comb and the second pipe.
21. methods as claimed in claim 20, is characterized in that, the center rough alignment of pipe in the center of described first notch and described second row.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461933264P | 2014-01-29 | 2014-01-29 | |
| US61/933,264 | 2014-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104807255A true CN104807255A (en) | 2015-07-29 |
Family
ID=53678707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510046834.0A Pending CN104807255A (en) | 2014-01-29 | 2015-01-29 | Heat exchanger with fluted fin |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20150211807A1 (en) |
| CN (1) | CN104807255A (en) |
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| US11774187B2 (en) * | 2018-04-19 | 2023-10-03 | Kyungdong Navien Co., Ltd. | Heat transfer fin of fin-tube type heat exchanger |
| US11480192B2 (en) * | 2019-01-04 | 2022-10-25 | Johnson Controls Tyco IP Holdings LLP | Cutoff for a blower housing |
| CN112414163B (en) * | 2020-11-09 | 2021-08-06 | 珠海格力电器股份有限公司 | Heat exchanger, hot water making circulating unit and control method thereof |
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| JP5009413B2 (en) * | 2010-12-22 | 2012-08-22 | シャープ株式会社 | Heat exchanger and air conditioner equipped with the same |
| AU2012208127B2 (en) * | 2011-01-21 | 2015-05-21 | Daikin Industries, Ltd. | Heat exchanger and air conditioner |
| EP2657637A4 (en) * | 2011-01-21 | 2014-07-09 | Daikin Ind Ltd | Heat exchanger and air conditioner |
| US20120267088A1 (en) * | 2011-04-21 | 2012-10-25 | Cooling House Co., Ltd. | Multi-channel flat-tube serpentine heat exchanger and heat exchange apparatus |
| DE102011121733A1 (en) * | 2011-12-21 | 2013-06-27 | Wieland-Werke Ag | Evaporator tube with optimized external structure |
| US20130186608A1 (en) * | 2012-01-20 | 2013-07-25 | C.C. Lathe Enterprise Co., Ltd | Heat dissipating device |
| CN104089517B (en) * | 2014-07-18 | 2016-08-17 | 丹佛斯微通道换热器（嘉兴）有限公司 | Fin and the heat exchanger with this fin for heat exchanger |
| GB2543790A (en) * | 2015-10-28 | 2017-05-03 | Sustainable Engine Systems Ltd | Pin fin heat exchanger |
| US10036596B2 (en) * | 2016-01-11 | 2018-07-31 | Asia Vital Components Co., Ltd. | Combination structure of heat dissipation module |
-
2015
- 2015-01-21 US US14/602,020 patent/US20150211807A1/en not_active Abandoned
- 2015-01-29 CN CN201510046834.0A patent/CN104807255A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02166394A (en) * | 1988-12-16 | 1990-06-27 | Matsushita Refrig Co Ltd | Heat exchanger with fin |
| JPH07260382A (en) * | 1994-03-22 | 1995-10-13 | Daikin Ind Ltd | Heat exchanger |
| JP2003279281A (en) * | 2002-03-22 | 2003-10-02 | Toshiba Kyaria Kk | Heat exchanger |
| CN101405558A (en) * | 2006-03-23 | 2009-04-08 | 松下电器产业株式会社 | Fin-tube heat exchanger, fin for heat exchanger, and heat pump device |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150211807A1 (en) | 2015-07-30 |
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Application publication date: 20150729 |