US20050126197A1 - Refrigeration apparatus and refrigerator with the refrigeration apparatus - Google Patents

Refrigeration apparatus and refrigerator with the refrigeration apparatus Download PDF

Info

Publication number
US20050126197A1
US20050126197A1 US10/821,172 US82117204A US2005126197A1 US 20050126197 A1 US20050126197 A1 US 20050126197A1 US 82117204 A US82117204 A US 82117204A US 2005126197 A1 US2005126197 A1 US 2005126197A1
Authority
US
United States
Prior art keywords
heat exchange
exchange fin
evaporator
refrigeration apparatus
coolant tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US10/821,172
Other languages
English (en)
Inventor
Jin-Ho Kim
Sung-Chul Kang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Assigned to SAMSUNG ELECTRONICS CO., LTD. reassignment SAMSUNG ELECTRONICS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KANG, SUNG-CHUL, KIM, JIN-HO
Publication of US20050126197A1 publication Critical patent/US20050126197A1/en
Abandoned legal-status Critical Current

Links

Images

Classifications

    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/14—Collecting or removing condensed and defrost water; Drip trays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • 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
    • F28D1/0477—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 the conduits being bent in a serpentine or zig-zag
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F17/00—Removing ice or water from heat-exchange apparatus
    • F28F17/005—Means for draining condensates from heat exchangers, e.g. from evaporators
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/06—Refrigerators with a vertical mullion
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2500/00—Problems to be solved
    • F25D2500/02—Geometry problems
    • 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
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0068—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for refrigerant cycles
    • F28D2021/0071—Evaporators

Definitions

  • the present invention relates to a refrigeration apparatus and a refrigerator with the refrigeration apparatus, and in particular, to a refrigeration apparatus and a refrigerator with the refrigeration apparatus having a heat exchange fin with improved structure provided on an evaporator of the refrigeration apparatus.
  • a refrigeration apparatus includes a compressor compressing coolant in a vapor state with high pressure and high temperature, a condenser condensing the coolant in the vapor state compressed by the compressor into a liquid state, a capillary tube converting the liquefied coolant into a state of low pressure and low temperature, and an evaporator cooling surrounding air by absorbing latent heat to evaporate the liquefied coolant converted into a state of low pressure and low temperature by the capillary tube.
  • the refrigeration apparatus may be used not only in the refrigerator, but also in various heat exchangers such as an air conditioning apparatus.
  • a refrigerator includes a main body partitioned into a freezer compartment and a refrigerator compartment, a door covering a front opening of the freezer compartment and the refrigerator compartment, and a refrigeration apparatus cooling the freezer compartment and the refrigerator compartment.
  • the freezer compartment and the refrigerator compartment can be cooled by circulating the cooled air surrounding the evaporator provided in the refrigeration apparatus into the freezer compartment and the refrigerator compartment.
  • FIG. 1 is a cross sectional view of an evaporator provided in a conventional refrigeration apparatus.
  • the evaporator 120 in the conventional refrigeration apparatus has a coolant tube 123 provided to circulate the coolant and a heat exchange fin 130 improving a heat exchange efficiency by coupling with the coolant tube 123 .
  • frost is formed on a surface of the coolant tube 123 and heat exchange fin 130 as moisture in the air circulated from an inside of a storage compartment of a refrigerator adheres to the surface of the coolant tube 123 because of a temperature difference of the surface of the coolant tube 123 and the air circulated from the inside of the storage compartment of the refrigerator.
  • the frost decreases the efficiency of the evaporator because it decreases the heat exchange rate.
  • the refrigeration apparatus includes a defrosting apparatus such as a heater to remove the frost that grows on the evaporator 120 .
  • heat exchange fins 130 are provided on the evaporator 120 , and are formed with a coolant tube accommodating part 131 coupling with and accommodating the coolant tube 123 on a surface of the heat exchange fins 30 . Also, the coolant tube 123 is supported in the refrigerator by a coolant tube supporter 125 . Accordingly, the conventional refrigerator only increases heat efficiency by increasing the area of the coolant tube 123 and the heat exchange fins 130 .
  • the conventional evaporator 120 has a longitudinal direction which is perpendicular to a vertical direction, water drops formed during a defrosting operation implemented by a defrosting apparatus accumulate on a corner part 135 of a lower area of the heat exchange fin 130 . Meanwhile, another problem that lowers performance of the evaporator 120 arises because the water drops accumulated on the corner part 135 of the heat exchange fin 130 are frozen again when the coolant circulates after completion of the defrosting operation.
  • a refrigeration apparatus generating cooling air, including an evaporator having a coolant tube with several bending parts, and heat exchange fins formed with at least one coolant tube accommodating part coupling with the coolant tube.
  • the refrigeration apparatus also includes a defrosting unit adjacent to the evaporator to remove frost formed on the evaporator, each heat exchange fin is inclined at an inclination angle so that a longitudinal direction of the heat exchange fin forms an acute angle relative to a vertical direction to enable the water drops defrosted by the defrosting unit to flow downward to a bottom end of the heat exchange fin, and opposite sides of each heat exchange fin are provided with rounded corner parts.
  • At least one of the corner parts of each heat exchange fin is rounded to have a radius ranging approximately from 5 mm and 20 mm.
  • the inclination angle of the heat exchange fin ranges approximately from 50 degree to 75 degree.
  • the heat exchange fin has at least one protrusion protruding orthogonally from a surface of the heat exchange.
  • the heat exchange fins are inclined toward one side relative to a vertical direction, and the bottom end of each heat exchange fin is adjacent to a wall on which the evaporator is installed.
  • a coolant tube supporter is provided on opposite sides of the evaporator to support the coolant tube.
  • the heat exchange fins have a shape of a rectangular plate, and the coolant tube accommodating parts are formed on a surface of the heat exchange fin in pairs.
  • a refrigerator including a refrigeration apparatus described above; a main body formed with at least one storage compartment supplied with cooling air generated by the refrigeration apparatus; and at least one door covering an opening of the storage compartment.
  • FIG. 1 is a partial cross-sectional view of a conventional evaporator
  • FIG. 2 is a front view of a refrigerator including a refrigeration apparatus according to an embodiment of the present invention
  • FIG. 3 is a perspective view of the refrigerator in FIG. 2 ;
  • FIG. 4 is a perspective view of the evaporator of the refrigeration apparatus in FIG. 3 ;
  • FIG. 5 is a cross sectional view of the evaporator of the refrigeration apparatus in FIG. 3 , taken across line V-V;
  • FIG. 6 is a front view of a heat exchange fin of the evaporator in the refrigeration apparatus according to an embodiment of the present invention.
  • a refrigerator 1 includes a main body 10 having storage compartments such as a freezer compartment 13 and a refrigerator compartment 14 , a door 5 covering a front opening of the freezer compartment 13 and the refrigerator compartment 14 , a refrigeration apparatus provided on a rear area of the main body 10 and equipped with an evaporator 20 to generate cooling air for cooling the freezer compartment 13 and the refrigerator compartment 14 , and a defrosting apparatus 40 to remove frost formed on a surface of the evaporator 20 .
  • the freezer compartment 13 and the refrigerator compartment 14 of the main body 10 have shelves 15 and compartments 16 to accommodate items such as food. Also, a rear area of the main body 10 is provided with an evaporator accommodating part 18 to accommodate the evaporator 20 , and an accommodating part cover 19 provided in front of the evaporator accommodating part 18 and covering the evaporator accommodating part 18 .
  • the evaporator accommodating part 18 is provided on a rear of the freezer compartment 13 .
  • the evaporator accommodating part 18 may also be provided on a rear of the refrigerator compartment 14 , or on both of the rear areas of the freezer compartment 13 and the refrigerator compartment 14 .
  • the evaporator accommodating part 18 includes bosses 18 a coupling the evaporator accommodating part 18 to the evaporator 20 and the accommodating part cover 19 by screws.
  • the refrigeration apparatus has a compressor compressing coolant in a vapor state with high pressure and high temperature, a condenser condensing the coolant compressed by the compressor into liquid, a capillary tube converting the liquefied coolant into a state of low pressure and low temperature, the evaporator 20 cooling surrounding air by absorbing latent heat to evaporate the liquefied coolant converted into a state of low pressure and low temperature by the capillary tube, and a connecting pipe 27 connecting the compressor, the capillary tube, and the evaporator 20 to enable the coolant to circulate. Accordingly, the freezer compartment 13 and the refrigerator compartment 14 can be cooled by circulating the cooled air around the evaporator 20 into the freezer compartment 13 and the refrigerator compartment 14 .
  • the evaporator has a coolant tube 23 to pass the coolant, and heat exchange fins 30 formed with at least one coolant tube accommodating part 31 to couple with the coolant tube 23 , as shown in FIG. 5 . Also, the evaporator 20 is provided with a coolant tube supporter 25 on opposite sides of the evaporator 20 to support the coolant tube 23 .
  • the coolant tube 23 is coupled with the connecting pipe 27 to couple with the compressor and the capillary tube. Also, the coolant tube 23 has bending parts along a vertical direction and inserted into the coolant tube accommodating part 31 of the heat exchange fin 30 . Also, the coolant tube 23 has a dual structure in which the coolant tube 23 is bent to form a pair of tube sections in the front and the rear of the heat exchange fins. However, the coolant tube 23 may be provided in different configurations such as a single structure, or a triple structure.
  • the coolant tube supporters 25 are provided on opposite sides of the coolant tube 23 , respectively, to support a shape of the coolant tube 23 . Also, the coolant tube supporter 25 is coupled to the evaporator accommodating part 18 and a screw so that the evaporator 20 can be coupled to the evaporator accommodating part 18 .
  • FIG. 6 shows the heat exchange fin 30 is provided in a predetermined angle ‘a’ so that a longitudinal direction of the heat exchange fin 30 forms an acute angle relative to a vertical direction to make defrosted water drops flow to a bottom end 33 of the heat exchange fin.
  • a longitudinal direction line ‘A’ of the heat exchange fin 30 and a vertical direction line ‘B’ along which the water drops falls should form an acute angle ‘a’.
  • the acute angle should be between 50 degrees and 75 degrees.
  • the angle ‘a’ formed by the longitudinal direction line ‘A’ of the heat exchange fin 30 and the vertical direction line ‘B’ may be between 40 degrees and 50 degrees so that the water drops formed on the heat exchange fin 30 can flow to the bottom end 33 easily.
  • each heat exchange fin 30 is inclined to one side relative to a vertical direction, and the bottom end 33 of each heat exchange fin 30 is adjacent to a wall where the evaporator 20 is installed.
  • the bottom end 33 of the heat exchange fin 30 is inclined so that the bottom end 33 is adjacent to an inner wall of the evaporator accommodating part 18 . Accordingly, the water drops that flowed along to the bottom end 33 of the heat exchange fin 30 can flow downward along the wall of the evaporator accommodating part 18 .
  • a lower area of the evaporator accommodating part 18 may include a discharging hole to discharge the water from the heat exchange fin 30 .
  • the lower area of the evaporator accommodating part 18 may alternatively be provided with an additional water accommodating part to gather the water drops.
  • round corner parts 35 are provided on opposite sides of the heat exchange fin 30 .
  • the heat exchange fin 30 may have a shape of a thin rectangular plate, it may also have different polygonal shape.
  • a surface of the heat exchange fin 30 may have at least one protrusion 37 protruding orthogonally from the surface of the heat exchange fin 30 .
  • the bottom end 33 of the heat exchange fin 30 may be in contact with the wall of the evaporator accommodating part 18 . Also, an end of the bottom end 33 is formed to be sharp so that the water drops formed on the heat exchange fin 30 flow along toward the wall of the evaporator accommodating part 18 easily.
  • the corner parts 35 include left and right areas between a top end 32 and the bottom end 33 of the heat exchange fin 30 , and may be rounded so that the water drops formed on a top area of the heat exchange fin 30 flow toward the bottom end 33 easily. Also, the corner part 35 is preferably rounded to form a half circle with a radius between 5 mm and 20 mm. However, the radius may be between 3 mm and 5 mm, or between 20 mm and 50 mm, or over 50 mm according to a size of the heat exchange fin 30 , so that the water drops formed on the top area of the heat exchange fin 30 flow toward the bottom end 33 easily.
  • the coolant tube accommodating part 31 is formed through a surface of the heat exchange fin 30 to accommodate the coolant tube 23 , and may be provided in pairs. However, the coolant tube accommodating part 31 may be provided as a single, or as a triple according to a shape of the coolant tube 23 .
  • the protrusion 37 functions to prevent the heat exchange fin 30 from being bent easily as it protrudes from the surface of the heat exchange fin 30 . Also, the protrusion 37 can improve heat exchange efficiency by causing turbulence in an air flow around the heat exchange fin 30 .
  • the protrusion 37 may be provided in triplicate on the surface of the heat exchange fin 30 , it may also be provided singly, in a pair, or in quadruplet.
  • the defrosting apparatus includes a defrosting heater 41 and a heater supporter 43 supporting the defrosting heater 41 .
  • the heater supporter 43 is installed on a bottom area of the evaporator accommodating part 18 so that the defrosting heater 41 is positioned on a lower side of the evaporator 20 .
  • the defrosting apparatus 40 may be provided on a front and a rear of the evaporator 20 , and it may include different heating means other than the defrosting heater 41 .
  • the compressor provided in the refrigeration apparatus stops operating, and the defrosting heater 41 of the defrosting apparatus 40 is powered on.
  • the water drops are formed as the frost stuck on the coolant tube 23 and the heat exchange fin 30 in the evaporator 20 melts. Also, as the water drops get bigger, the water drops flow toward the bottom end 33 easily along the surface and a rounded edge of the heat exchange fin 30 by the weight of the water drops. Also, the water drops that reach the bottom end 33 keep flowing downward along the wall of the evaporator accommodating part 18 to be discharged easily. In other words, the water drops formed on the heat exchange fin 30 can flow to the bottom end 33 easily without accumulating on the corner part 35 because the heat exchange fin 30 is provided with an inclination and the corner part 35 is rounded.
  • the refrigeration apparatus can improve performance of the evaporator by preventing the water drops from being accumulated and frozen on the heat exchange fin and on the coolant tube. Also, the refrigerator installed with such refrigeration apparatus can reduce power consumption as the performance of the refrigerator is improved.
  • this embodiment of the present invention describes a refrigeration apparatus applied to a refrigerator, such refrigeration apparatus may be applied not only to the refrigerator, but also to various heat exchangers such as an air conditioning apparatus.
  • the embodiment of the present invention can improve the performance of the evaporator provided in the refrigeration apparatus. Also the refrigerator provided with such refrigeration apparatus can reduce power consumption.

Landscapes

  • 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)
  • Geometry (AREA)
  • Removal Of Water From Condensation And Defrosting (AREA)
  • Defrosting Systems (AREA)
US10/821,172 2003-12-12 2004-04-09 Refrigeration apparatus and refrigerator with the refrigeration apparatus Abandoned US20050126197A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2003-0090470A KR100506610B1 (ko) 2003-12-12 2003-12-12 냉동장치 및 그 냉동장치를 갖는 냉장고
KR2003-90470 2003-12-12

Publications (1)

Publication Number Publication Date
US20050126197A1 true US20050126197A1 (en) 2005-06-16

Family

ID=34511214

Family Applications (1)

Application Number Title Priority Date Filing Date
US10/821,172 Abandoned US20050126197A1 (en) 2003-12-12 2004-04-09 Refrigeration apparatus and refrigerator with the refrigeration apparatus

Country Status (5)

Country Link
US (1) US20050126197A1 (ko)
EP (1) EP1541946B1 (ko)
KR (1) KR100506610B1 (ko)
CN (1) CN1295466C (ko)
DE (1) DE602004015919D1 (ko)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080078185A1 (en) * 2006-09-29 2008-04-03 Cao Ai Guo Thermoelectric air conditioning unit & a thermoelectric air conditioner thereof
US20080078186A1 (en) * 2006-09-29 2008-04-03 Cao Ai Guo Heat exchanger and an air conditioner containing the heat exchanger
US20150320100A1 (en) * 2012-12-12 2015-11-12 Johann Hüttner Device for treating beverages having wall elements made of plastic
US20160370046A1 (en) * 2015-06-22 2016-12-22 Lg Electronics Inc. Refrigerator
US11306981B2 (en) * 2018-08-30 2022-04-19 Rinnai Corporation Heat exchanger

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1914499A1 (en) * 2006-10-16 2008-04-23 Irsap Spa Heat exchanger with inclined tubes
CN102519184A (zh) * 2011-12-04 2012-06-27 苏州方暨圆节能科技有限公司 空调节能除霜结构
CN102628658A (zh) * 2012-01-01 2012-08-08 黄华 一种便于冰、霜从换热器表面脱离的方法及应用

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667041A (en) * 1948-10-27 1954-01-26 Ray M Henderson Evaporator and drip catcher arrangement for refrigerating apparatus
US2728204A (en) * 1952-08-08 1955-12-27 William J Harbers Coil pan construction
US3750418A (en) * 1972-03-20 1973-08-07 Borg Warner Evaporator and condensate collector arrangement for refrigeration apparatus
US4041727A (en) * 1975-09-02 1977-08-16 Borg-Warner Corporation Evaporator assembly
US4542786A (en) * 1981-11-30 1985-09-24 Caterpillar Tractor Co. Heat exchanger core with varied-angle tubes
US4715437A (en) * 1985-04-19 1987-12-29 Matsushita Electric Industrial Co. Ltd. Heat exchanger
US4926932A (en) * 1987-08-09 1990-05-22 Nippondenso Co., Ltd. Plate type heat exchanger
US5499514A (en) * 1994-09-15 1996-03-19 Whirlpool Corporation Defrost water drain system for a refrigerator
US5552581A (en) * 1994-11-10 1996-09-03 Wirekraft Industries Inc. Defrost heater for cooling appliance
US6435265B1 (en) * 1995-01-17 2002-08-20 Ness Lakdawala Gravity cooling unit
US20020195235A1 (en) * 1999-12-21 2002-12-26 Falta Steven R. Evaporator with enhanced condensate drainage
US6668566B2 (en) * 1999-12-13 2003-12-30 Multibras S.A. Eletrodomesticos System and a method of automatic defrost for a refrigeration appliance

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10160284A (ja) * 1996-11-29 1998-06-19 Sanyo Electric Co Ltd 吸収式ヒートポンプ装置
JPH10267506A (ja) * 1997-03-28 1998-10-09 Sharp Corp 冷却装置
US5901570A (en) * 1997-06-30 1999-05-11 Daewoo Electronics Co., Ltd. Refrigerator having a refrigeration system
DE19859985A1 (de) * 1998-12-23 2000-06-29 Bsh Bosch Siemens Hausgeraete Vorrichtung zur Halterung eines in einem Haushalt-Umluft-Kältegerät angeordneten Lamellenverdampfers
AU2003223156A1 (en) * 2002-03-22 2003-10-08 Arcel K A. . Evaporator and evaporator production method

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667041A (en) * 1948-10-27 1954-01-26 Ray M Henderson Evaporator and drip catcher arrangement for refrigerating apparatus
US2728204A (en) * 1952-08-08 1955-12-27 William J Harbers Coil pan construction
US3750418A (en) * 1972-03-20 1973-08-07 Borg Warner Evaporator and condensate collector arrangement for refrigeration apparatus
US4041727A (en) * 1975-09-02 1977-08-16 Borg-Warner Corporation Evaporator assembly
US4542786A (en) * 1981-11-30 1985-09-24 Caterpillar Tractor Co. Heat exchanger core with varied-angle tubes
US4715437A (en) * 1985-04-19 1987-12-29 Matsushita Electric Industrial Co. Ltd. Heat exchanger
US4926932A (en) * 1987-08-09 1990-05-22 Nippondenso Co., Ltd. Plate type heat exchanger
US5499514A (en) * 1994-09-15 1996-03-19 Whirlpool Corporation Defrost water drain system for a refrigerator
US5552581A (en) * 1994-11-10 1996-09-03 Wirekraft Industries Inc. Defrost heater for cooling appliance
US6435265B1 (en) * 1995-01-17 2002-08-20 Ness Lakdawala Gravity cooling unit
US6668566B2 (en) * 1999-12-13 2003-12-30 Multibras S.A. Eletrodomesticos System and a method of automatic defrost for a refrigeration appliance
US20020195235A1 (en) * 1999-12-21 2002-12-26 Falta Steven R. Evaporator with enhanced condensate drainage

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080078185A1 (en) * 2006-09-29 2008-04-03 Cao Ai Guo Thermoelectric air conditioning unit & a thermoelectric air conditioner thereof
US20080078186A1 (en) * 2006-09-29 2008-04-03 Cao Ai Guo Heat exchanger and an air conditioner containing the heat exchanger
US20150320100A1 (en) * 2012-12-12 2015-11-12 Johann Hüttner Device for treating beverages having wall elements made of plastic
US20160370046A1 (en) * 2015-06-22 2016-12-22 Lg Electronics Inc. Refrigerator
US10746445B2 (en) * 2015-06-22 2020-08-18 Lg Electronics Inc. Refrigerator
US11306981B2 (en) * 2018-08-30 2022-04-19 Rinnai Corporation Heat exchanger

Also Published As

Publication number Publication date
EP1541946A1 (en) 2005-06-15
KR100506610B1 (ko) 2005-08-08
EP1541946B1 (en) 2008-08-20
CN1626993A (zh) 2005-06-15
DE602004015919D1 (de) 2008-10-02
KR20050058551A (ko) 2005-06-17
CN1295466C (zh) 2007-01-17

Similar Documents

Publication Publication Date Title
US7000414B2 (en) Defrost and refrigerator employing the same
US6053003A (en) Defrost water evaporating apparatus in a refrigerator
CN110411070B (zh) 蒸发单元和具有蒸发单元的冰箱
US6776000B2 (en) Built-in refrigerator
US20050126197A1 (en) Refrigeration apparatus and refrigerator with the refrigeration apparatus
EP3156744B1 (en) Condenser and refrigerator having same
US20050247077A1 (en) Evaporator for a refrigeration system
EP1015835B1 (en) Condenser for heat exchanger systems
US3683636A (en) Refrigeration system defrosting means
EP1800076B1 (en) Refrigerator
CN110849041B (zh) 冰箱冷凝器组件及冰箱
CN210035945U (zh) 蒸发器具有弯折结构的冰箱
US20050011222A1 (en) Absorption refrigerator with ice-maker
US20100115982A1 (en) Evaporator integrated duct and refrigerator having the same
KR100520083B1 (ko) 증발기의 제조방법 및 그 증발기를 갖는 냉장고
JP7249056B2 (ja) 冷蔵庫
CN220206106U (zh) 蒸发器、制冷装置及制冷设备
CN219810087U (zh) 冷柜
JP6976565B2 (ja) 冷蔵庫
WO2023068023A1 (ja) 冷蔵庫
KR100229188B1 (ko) 냉장고
KR20220068707A (ko) 증발기 유닛 및 이를 구비한 냉장고
JP3266232B2 (ja) 冷蔵庫
WO2019193651A1 (ja) 冷蔵庫
CN116412620A (zh) 冰箱

Legal Events

Date Code Title Description
AS Assignment

Owner name: SAMSUNG ELECTRONICS CO., LTD., KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KIM, JIN-HO;KANG, SUNG-CHUL;REEL/FRAME:015712/0643

Effective date: 20040818

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION