WO2013157246A1 - Appareil de ventilation de type à échange de chaleur - Google Patents

Appareil de ventilation de type à échange de chaleur Download PDF

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Publication number
WO2013157246A1
WO2013157246A1 PCT/JP2013/002556 JP2013002556W WO2013157246A1 WO 2013157246 A1 WO2013157246 A1 WO 2013157246A1 JP 2013002556 W JP2013002556 W JP 2013002556W WO 2013157246 A1 WO2013157246 A1 WO 2013157246A1
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WO
WIPO (PCT)
Prior art keywords
air
heat exchange
indoor
exhaust
unit
Prior art date
Application number
PCT/JP2013/002556
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English (en)
Japanese (ja)
Inventor
耕次 飯尾
Original Assignee
パナソニック株式会社
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 パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN201380011782.2A priority Critical patent/CN104136857B/zh
Publication of WO2013157246A1 publication Critical patent/WO2013157246A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

Definitions

  • the present invention relates to a heat exchange type ventilator.
  • a conventional heat exchange type ventilator that exchanges heat between outside air and room air forcibly exhausts room air to the outside from an indoor exhaust port provided on the lower surface of the main body (see, for example, Patent Document 1).
  • FIG. 9 is a side sectional view showing a conventional heat exchange type ventilator.
  • the ventilator main body 101 introduces fresh outside air from the outside air inlet (not shown) of the building by the air supply fan 102, and takes it in from the outside air inlet 103 through the duct.
  • the ventilator main body 101 blows outside air from the main body air supply port 105 through the heat exchange element unit 104 incorporated therein, and supplies the outside air from the indoor air supply port to the room through the duct.
  • the heat exchange type ventilator according to the present invention has a supply air passage through which outside air is blown into the room from outside by an air supply fan, and an exhaust ventilation path through which room air is blown from the room to the outside by an exhaust fan. Prepared in. And the heat exchange element part is arrange
  • the heat exchange type ventilator includes an air passage shielding portion provided with an opening upstream from the heat exchange element portion of the supply air blowing path, an indoor humidity measuring portion that measures indoor humidity, and opening and closing of the air passage shielding portion. And a control unit for switching between.
  • the control unit has an exhaust operation mode in which the opening is closed when the value of the indoor humidity measurement unit exceeds the first predetermined value, and introduction of outside air into the heat exchange element unit is reduced.
  • FIG. 1 is a lower perspective view showing a heat exchange type ventilator according to an embodiment of the present invention.
  • FIG. 2 is a side cross-sectional view showing the heat exchange type ventilator.
  • FIG. 3 is a partial perspective view showing an exhaust air blowing path of the heat exchange type ventilator.
  • FIG. 4 is a partial perspective view showing an air passage shielding portion of the heat exchange type ventilator.
  • FIG. 5 is a perspective view showing an air passage shielding portion of the heat exchange type ventilator.
  • FIG. 6 is an exploded perspective view showing an air passage shielding portion of the heat exchange type ventilator.
  • FIG. 7 is a partial perspective view in the case where a heater is provided in the heat exchange type ventilator.
  • FIG. 8 is a perspective view in the case where a heater is provided in the air passage shielding portion of the heat exchange type ventilator.
  • FIG. 9 is a side sectional view showing a conventional heat exchange type ventilator.
  • FIG. 1 is a lower perspective view showing a heat exchange type ventilator according to an embodiment of the present invention.
  • the heat exchange ventilator 1 is provided with an indoor air inlet 5 at a lower portion of a box-shaped main body 1 a and an outdoor air inlet 2 and an indoor air outlet 3 on one side surface.
  • the external air supply port 4 is provided in the side surface opposite to the side surface in which the external air inlet 2 and the indoor air exhaust port 3 were provided.
  • FIG. 2 is a side sectional view showing the heat exchange type ventilator according to the embodiment of the present invention.
  • the heat exchange ventilator 1 sucks fresh outside air 24 from the outside air inlet 2.
  • the outside air 24 is supplied from the outside air supply port 4 to the room 27 through the heat exchange element 11 inside the heat exchange type ventilator 1 and the supply air blowing path 6.
  • FIG. 3 is a partial perspective view showing an exhaust air blowing path of the heat exchange type ventilator according to the embodiment of the present invention.
  • the contaminated indoor air 25 is sucked from the indoor air suction port 5, passes through the heat exchange element 11 and the exhaust air blowing path 7, and is exhausted from the indoor air exhaust port 3 to the outdoor 26.
  • the heat exchange element unit 11 has a heat recovery function of supplying the heat amount of the exhausted air to the supplied air or supplying the heat amount of the supplied air to the exhausted air. ing.
  • the outside air 24 and the indoor air 25 are supplied by an air supply fan path 6 and an exhaust fan path 9 by an air supply fan 8 and an exhaust fan 9 attached to the rotating shaft 10 a of one electric motor 10, respectively. 7 and flow. That is, in the air supply / air flow path 6, the outside air 24 is blown from the outdoor 26 to the indoor 27 by the air supply fan 8. In the exhaust air blowing path 7, the indoor air 25 is blown from the indoor 27 to the outdoor 26 by the exhaust fan 9. As described above, the air supply / air passage 6 and the exhaust air passage 7 are provided in the main body 1a.
  • the heat exchange element unit 11 is arranged at a position where the supply air blowing path 6 and the exhaust ventilation path 7 intersect.
  • the supply fan 8 and the exhaust fan 9 are sirocco impellers having the same performance.
  • outside air inlet 2, the room air outlet 3, and the outside air inlet 4 are each configured to be connected to a duct (not shown).
  • the ducts respectively connected to the outside air inlet 2 and the room air outlet 3 are routed to the outer wall surface of the building and communicate with the outside air 24.
  • the duct connected to the outside air supply port 4 communicates with the ceiling surface or wall surface of the living room and supplies outside air 24 to the room 27.
  • FIG. 4 is a partial perspective view showing an air passage shielding portion of the heat exchange type ventilator according to the embodiment of the present invention. As shown in FIG. 4, an air passage shielding portion 12 is attached to the upstream side of the heat exchange element portion 11 in the air supply / air passage 6. The control unit 28 switches opening and closing of the airway shielding unit 12.
  • the indoor humidity sensor 13 serves as an indoor humidity measuring unit that measures the humidity of the indoor 27 between the indoor air suction port 5 of the exhaust ventilation path 7 and the indoor air suction side of the heat exchange element unit 11. It is attached.
  • the heat exchange type ventilation device 1 includes the air passage shielding unit 12, the control unit 28, and the indoor humidity sensor 13.
  • FIG. 5 is a perspective view showing an air passage shielding portion of the heat exchange type ventilator according to the embodiment of the present invention.
  • the airway shielding unit 12 includes a holding unit 16 having an opening 15 and a shielding unit 14.
  • the air path shielding part 12 is installed without a gap in the air supply / air blowing path 6 shown in FIG. As a result, all the outside air 24 passes through the opening 15 of the airway shielding unit 12.
  • FIG. 6 is an exploded perspective view showing an air passage shielding portion of the heat exchange type ventilator according to the embodiment of the present invention.
  • the airway shielding unit 12 holds the shielding unit motor 18 in the holding unit 16 with a motor holding cover 19.
  • a gear 17 is attached to the rotating shaft of the shielding portion motor 18.
  • the shielding part 14 is provided with a linear gear meshing with the gear 17 at the edge.
  • the shielding unit 14 is held by the holding unit 16 by the cover 20.
  • the shielding portion motor 18 slides the shielding portion 14 by its rotation, and adjusts the opening degree of the opening portion 15 from fully closed to fully open.
  • the opening 15 can shut off the introduction of the outside air 24 by closing the shielding part 14, and can eliminate the supply air volume. Therefore, the introduction of the outside air 24 is blocked to the heat exchange element unit 11 shown in FIG.
  • the heat exchange type ventilator 1 shown in FIG. 2 has ducts connected to the outside air inlet 2, the room air outlet 3, and the outside air inlet 4 after construction.
  • the duct connected to the outside air inlet 2 and the room air outlet 3 is routed to the outside wall surface of the building and communicates with the outside air 24.
  • the duct connected to the outside air supply port 4 communicates with the ceiling surface or wall surface of the living room and supplies outside air 24 to the room 27.
  • the heat exchange ventilator 1 shown in FIG. 2 normally operates the electric motor 10 with the air passage shield 12 opened. That is, the control unit 28 has such a “normal operation mode”. At this time, air-conditioned indoor air 25 is sent to the exhaust air blowing path 7, and cold (in some cases, warm) outside air 24 is sent to the air supply / air blowing path 6. In the heat exchange element unit 11, heat exchange between the room air 25 and the outside air 24 is performed. The outside air 24 is warmed (or cooled) and supplied to the room 27.
  • the motor 18 for the shielding part of the airway shielding part 12 shown in FIG. Close part 15. That is, the control unit 28 closes the opening 15 when the value of the indoor humidity sensor 13 exceeds a first predetermined value (first indoor humidity set value), and the outside air 24 to the heat exchange element unit 11 shown in FIG. It has an “exhaust operation mode” that reduces the introduction.
  • the first predetermined value is the indoor humidity setting value, which is a value set by the user according to the user's preference.
  • the first predetermined value is a value within a humidity range of 40% to 60% that is considered comfortable for residents.
  • the opening 14 may not be fully closed by moving the shielding unit 14 and the opening 15 may be adjusted. That is, the dew condensation inside the heat exchange element unit 11 occurs when the outside air 24 takes away a sufficient amount of heat from the room air 25 during the heat exchange. Therefore, the amount of outside air 24 introduced is suppressed, so that dew condensation and freezing inside the heat exchange element unit 11 are suppressed.
  • the element drying mode is an exhaust operation mode in which the humidity in the room 27 falls below the second predetermined value and continues for a certain time.
  • the second predetermined value is humidity defining the completion of the exhaust operation mode.
  • the second predetermined value is a humidity that is difficult to condense even when the indoor air 25 comes into contact with the cold outside air 24 in the heat exchange element unit 11, and is a value smaller than the first predetermined value.
  • the above-mentioned fixed time is a time determined from the elapsed time of the exhaust operation mode by means such as an integration timer, which is stored in the control unit 28 in advance.
  • the second predetermined value is set to be less than 40%, condensation in the heat exchange element unit 11 hardly occurs. That is, when the value of the indoor humidity sensor 13 falls below the second predetermined value, moisture may adhere to the exhaust air blowing path 7 side of the heat exchange element unit 11. However, since the indoor air 25 is in a dry state with low humidity, the moisture attached to the surface of the heat exchange element 11 when the room air 25 is blown to the heat exchange element 11 is released to the outdoor 26.
  • the shielding portion motor 18 shown in FIG. 6 is operated. And the shielding part 14 is moved, the opening part 15 opens, the external air 24 is introduce
  • the heat exchange element unit 11 is sufficiently dried, and there is no adhering moisture, and condensation and freezing of the heat exchange element unit 11 are prevented.
  • the timing at which the element drying mode is ended is a fixed time in the above, but may be determined by the measured value of the humidity in the room 27.
  • the control unit 28 stores a third predetermined value (third indoor humidity setting value).
  • the third indoor humidity setting value is smaller than the second indoor humidity setting value described above. If the air flowing through the exhaust ventilation path 7 shown in FIG. 2 is not sufficiently dried, the heat exchange element unit 11 is not dried. For this reason, in the element drying mode, only the indoor air 25 is exhausted until the value of the indoor humidity sensor 13 falls below the third predetermined value after the predetermined time has elapsed. That is, if the humidity in the room 27 falls below the second predetermined value and only the exhaust gas is operated for a fixed time, and the humidity in the room 27 falls below the third predetermined value, the heat exchange element unit 11 is dry. Just judge.
  • FIG. 7 is a partial perspective view when a heater is provided in the heat exchange type ventilator according to the embodiment of the present invention.
  • the heat exchange type ventilator 1 includes a heater 21 that is a heating unit between the outside air inlet 2 and the heat exchange element unit 11 of the supply air blowing path 6.
  • the heater 21 has a passage surface 21 a that is smaller than the cross-sectional area of the air supply / air flow path 6.
  • an outdoor temperature sensor 22 as an outdoor temperature measuring unit that measures the temperature of the outdoor 26 is provided in the outdoor air inlet 2.
  • the heat exchange type ventilator 1 includes the heater 21 and the outdoor temperature sensor 22.
  • FIG. 8 is a perspective view in the case where a heater is provided in the air passage shielding portion of the heat exchange type ventilator according to the embodiment of the present invention.
  • the heater 21 is attached to the airway shielding unit 12 by a heater holding unit 23. Then, the outside air 24 passes through the heater 21.
  • the outdoor temperature sensor 22 detects that the outside air 24 passing through the air supply / air passage 6 shown in FIG. 7 is lower than a predetermined temperature (fourth predetermined value)
  • the heater 21 is operated. Warmed. That is, the controller 28 starts the operation of the heater 21 when the value of the outdoor temperature sensor 22 falls below the fourth predetermined value.
  • the fourth predetermined value is the temperature of the outside air 24 at which a sufficient temperature rise cannot be obtained only by heat exchange in the heat exchange element unit 11 and it is determined that intake into the room 27 is low.
  • the fourth predetermined value is a value between ⁇ 15 ° C. and 5 ° C.
  • the outside air 24 falls below the fourth predetermined value, the outside air 24 is heated by the heater 21 and then flows into the heat exchange element unit 11. In this way, freezing does not easily occur in the heat exchange element section 11.
  • the temperature of the indoor air 25 that comes into contact with the outside air 24 heated via the heat exchange element unit 11 shown in FIG. 7 is increased, and the amount of water vapor that the indoor air 25 can hold is heated by the outside air 24. Increased compared to when not. Therefore, even if the operation of only exhaust for drying the heat exchange element unit 11 is shifted to the heat exchange air operation, condensation and freezing of the heat exchange element unit 11 hardly occur. Moreover, the operation time of only the exhaust which dries the heat exchange element part 11 is shortened, and it switches to heat exchange air operation.
  • a PTC heater may be used as the heater 21.
  • the PTC heater has a temperature holding performance that changes the resistance value according to the passing wind speed and keeps the heat generation temperature constant. Therefore, even when the operation of the electric motor 10 is stopped due to a failure or the like, the output of the PTC heater does not increase, so that ignition, smoke generation, etc. are less likely to occur, and safety is improved.
  • the heat exchange type ventilator of the present invention can be applied to a duct type heat exchange air device and a duct type air conditioner for exchanging heat between outside air and room air.
  • SYMBOLS 1 Heat exchange type ventilator 1a Main body 2 Outside air inlet 3 Indoor air outlet 4 Outside air inlet 5 Indoor air inlet 6 Supply air passage 7 Exhaust air passage 8 Supply fan 9 Exhaust fan 10 Electric motor 10a Rotating shaft DESCRIPTION OF SYMBOLS 11 Heat exchange element part 12 Air path shielding part 13 Indoor humidity sensor (indoor humidity measurement part) 14 Shielding portion 15 Opening portion 16 Holding portion 17 Gear 18 Shielding portion electric motor 19 Motor holding cover 20 Cover 21 Heater (heating portion) 21a Passing surface 22 Outdoor temperature sensor (outdoor temperature measuring unit) 23 Heater holding unit 24 Outdoor air 25 Indoor air 26 Outdoor 27 Indoor 28 Control unit

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

L'invention concerne un appareil de ventilation de type à échange de chaleur (1) comportant un élément d'échange de chaleur (11) placé dans une position d'intersection d'un canal de soufflante d'alimentation en air (6) et d'un canal de soufflante d'échappement (7). L'appareil de ventilation de type à échange de chaleur (1) est aussi doté d'une protection de canal d'air (12), d'un hygromètre d'intérieur (13) et d'un système de commande (28). Le système de commande (28) est équipé d'un mode de fonctionnement d'échappement permettant de réduire l'introduction d'air extérieur (24) dans l'élément d'échange de chaleur (11) lorsque la valeur de l'hygromètre d'intérieur (13) dépasse une première valeur prédéterminée.
PCT/JP2013/002556 2012-04-16 2013-04-16 Appareil de ventilation de type à échange de chaleur WO2013157246A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201380011782.2A CN104136857B (zh) 2012-04-16 2013-04-16 热交换式换气装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012092747A JP6035509B2 (ja) 2012-04-16 2012-04-16 熱交換形換気装置
JP2012-092747 2012-04-16

Publications (1)

Publication Number Publication Date
WO2013157246A1 true WO2013157246A1 (fr) 2013-10-24

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PCT/JP2013/002556 WO2013157246A1 (fr) 2012-04-16 2013-04-16 Appareil de ventilation de type à échange de chaleur

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CN (1) CN104136857B (fr)
WO (1) WO2013157246A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2542971B (en) * 2014-07-01 2020-04-01 Mitsubishi Electric Corp Air-conditioning apparatus
KR102105686B1 (ko) * 2014-09-30 2020-05-29 코오롱인더스트리 주식회사 공중합체 및 고분자 필름
KR102188026B1 (ko) * 2014-09-30 2020-12-07 코오롱인더스트리 주식회사 공중합체 및 고분자 필름
WO2017110055A1 (fr) * 2015-12-22 2017-06-29 パナソニックＩｐマネジメント株式会社 Dispositif de ventilation de type à échange de chaleur
KR101790696B1 (ko) * 2015-12-23 2017-10-26 주식회사 경동나비엔 바이패스 및 재순환 기능을 겸비한 열교환형 환기장치
CN107228465B (zh) 2016-03-23 2021-08-27 广东松下环境系统有限公司 全热交换装置和全热交换装置的控制方法
CN105996949B (zh) * 2016-05-09 2020-02-07 佛山市顺德区美的洗涤电器制造有限公司 洗碗机及洗碗机的控制方法
JP6948515B2 (ja) * 2017-06-29 2021-10-13 パナソニックＩｐマネジメント株式会社 熱交換形換気装置
DE102018003346A1 (de) * 2018-01-02 2019-07-04 Kampmann Gmbh Vorrichtung zum Lüften von Räumen
JP2020122599A (ja) * 2019-01-29 2020-08-13 パナソニックＩｐマネジメント株式会社 熱交換形換気装置
CN110748949A (zh) * 2019-10-16 2020-02-04 佛山市云米电器科技有限公司 一种湿度自动调节的智能浴霸的控制方法与系统

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JPS6214250U (fr) * 1985-07-11 1987-01-28
JPS6231233U (fr) * 1985-07-25 1987-02-25
JPS63150548A (ja) * 1986-12-16 1988-06-23 Matsushita Seiko Co Ltd 換気装置
JPH062040U (ja) * 1992-06-04 1994-01-14 株式会社コロナ 換気装置
JP2005164113A (ja) * 2003-12-02 2005-06-23 Max Co Ltd 換気装置
JP2005233494A (ja) * 2004-02-19 2005-09-02 Matsushita Electric Ind Co Ltd 熱交換形換気装置
JP2007017064A (ja) * 2005-07-06 2007-01-25 Max Co Ltd 換気装置及び建物

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008309381A (ja) * 2007-06-13 2008-12-25 Mitsubishi Electric Corp 熱交換換気装置
JP2009109088A (ja) * 2007-10-31 2009-05-21 Daikin Ind Ltd 調湿装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214250U (fr) * 1985-07-11 1987-01-28
JPS6231233U (fr) * 1985-07-25 1987-02-25
JPS63150548A (ja) * 1986-12-16 1988-06-23 Matsushita Seiko Co Ltd 換気装置
JPH062040U (ja) * 1992-06-04 1994-01-14 株式会社コロナ 換気装置
JP2005164113A (ja) * 2003-12-02 2005-06-23 Max Co Ltd 換気装置
JP2005233494A (ja) * 2004-02-19 2005-09-02 Matsushita Electric Ind Co Ltd 熱交換形換気装置
JP2007017064A (ja) * 2005-07-06 2007-01-25 Max Co Ltd 換気装置及び建物

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Publication number Publication date
JP6035509B2 (ja) 2016-11-30
CN104136857A (zh) 2014-11-05
JP2013221657A (ja) 2013-10-28
CN104136857B (zh) 2017-03-08

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