WO2014129713A1 - Appareil permettant de déshumidifier et de refroidir l'air avec une fonction permettant de contrôler un agent de transfert de chaleur - Google Patents

Appareil permettant de déshumidifier et de refroidir l'air avec une fonction permettant de contrôler un agent de transfert de chaleur Download PDF

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Publication number
WO2014129713A1
WO2014129713A1 PCT/KR2013/008358 KR2013008358W WO2014129713A1 WO 2014129713 A1 WO2014129713 A1 WO 2014129713A1 KR 2013008358 W KR2013008358 W KR 2013008358W WO 2014129713 A1 WO2014129713 A1 WO 2014129713A1
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WO
WIPO (PCT)
Prior art keywords
temperature
heat exchange
air
dehumidifier
temperature sensor
Prior art date
Application number
PCT/KR2013/008358
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English (en)
Korean (ko)
Inventor
성완용
손종근
이동진
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(주)귀뚜라미
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Publication of WO2014129713A1 publication Critical patent/WO2014129713A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52—Indication arrangements, e.g. displays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/46—Improving electric energy efficiency or saving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/49—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00—Control inputs relating to system states
    • 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]
    • Y02B30/54—Free-cooling systems

Definitions

  • the present invention relates to a dehumidifying air conditioner having a heat exchange medium monitoring function, and more particularly, to supply a heat exchange medium (eg, a constant) used for cooling indoor supply air and a heat exchange medium (eg, hot water) used for regeneration of a dehumidifier.
  • the present invention relates to a dehumidifying air conditioner having a heat exchange medium monitoring function capable of monitoring and notifying.
  • compressed refrigeration cycle systems e.g. air conditioners, heat pumps, etc.
  • refrigerants for cooling buildings, etc.
  • the evaporative cooling device includes a direct evaporation type for directly injecting water into the indoor supply air, an indirect evaporation type for directing heat exchange between the air having a low temperature by injecting water or water having a low temperature to heat the indoor supply air, and the direct evaporation type; There is a combination of indirect evaporation.
  • the evaporative cooling system should be able to determine whether the water is supplied because the cooling capacity is reduced due to the decrease of the latent heat of evaporation if the water is not supplied due to the failure of the water or the pump. It should be possible.
  • regeneration is required to send moisture adsorbed / absorbed to the dehumidifier.
  • the hot water is supplied as regeneration purposes, and when the hot water is not supplied or the temperature is low, the desired cooling effect cannot be obtained.
  • water and hot water are important heat exchange media that determine the performance of the air conditioner, and if none of them are supplied, it is difficult to achieve the target of summer power reduction expected by the reduction of the cooling capacity and the increase of power compared to the cooling effect.
  • the present invention has been proposed to solve the above-mentioned problems, and is a kind of heat exchange medium, which can be monitored by monitoring whether the constant (hours) used for cooling indoor supply air and the supply of hot water used for regeneration of a dehumidifier are notified.
  • a dehumidifying air conditioner having a heat exchange medium monitoring function.
  • the dehumidifying air conditioner having a heat exchange medium monitoring function includes a blower for supplying air to the cooling space; A dehumidifier for removing moisture contained in air supplied by the blower; A regenerator for applying heat to remove moisture absorbed by the dehumidifier; An evaporative cooler for lowering the temperature of the air passing through the dehumidifier by latent heat of evaporation of water; A water supply device for injecting the water into the evaporative cooler; A first temperature sensor installed at an output side of the dehumidifier for sensing a temperature of air passing through the dehumidifier; A second temperature sensor installed at an output side of the evaporative cooler to sense a temperature of air passing through the evaporative cooler; And a controller comparing the temperature difference detected by the first temperature sensor and the second temperature sensor to determine that the water supply device does not normally supply the water when the temperature difference is lower than a set value.
  • control unit determines that the regenerator does not operate normally when the temperature detected by the third temperature sensor is lower than the set value.
  • the regenerator is a hot water regenerator to increase the temperature of the outside air through heat exchange between the outside air and hot water, and to supply the outside air having a high temperature to the dehumidifier, wherein the third temperature sensor is a hot water supplying the hot water as a heat exchange medium
  • the control unit may determine that the hot water is not supplied or is lower than the set temperature.
  • the apparatus may further include a fourth temperature sensor installed at an input side of the dehumidifier to sense a temperature of air supplied to the dehumidifier, wherein the controller compares the temperature difference detected by the fourth temperature sensor with the first temperature sensor. If it is lower than the set value, it is preferable to determine that the heat exchange medium is not normally supplied.
  • the controller may generate an alarm signal when it is determined that the water sprayed from the water supply apparatus or the heat exchange medium supplied to the regenerator is not normally supplied.
  • the present invention as described above can be monitored by using a plurality of temperature sensors, respectively, whether the constant (time water) used for cooling the indoor supply air and the hot water used for regeneration of the dehumidifier. Therefore, it is possible to achieve the goal of reducing the summer power by preventing the deterioration of the cooling capacity of the dehumidifying air conditioner and preventing the increase of the power compared to the cooling effect.
  • FIG. 1 is a perspective view showing a cooling state of the dehumidifying air conditioner having a heat exchange medium monitoring function according to the present invention.
  • FIG. 2 is a perspective view showing a ventilation state of the dehumidifying air conditioner having a heat exchange medium monitoring function according to the present invention.
  • FIG 3 is a front view of the dehumidifying air conditioner having a heat exchange medium monitoring function according to the present invention.
  • the dehumidifying air conditioner (100) having a heat exchange medium monitoring function cools the indoor space by returning after cooling the indoor supply air by latent heat of evaporation of water.
  • Dehumidifying air conditioners to which the present invention is applicable include, as an example, a blower 110, a dehumidifier 120, a regenerator 130, a connection duct 140, an evaporative cooler 150, and a water pouring device 160.
  • the first damper (D1) to sixth damper (D6) is included so that air can flow between the above configuration.
  • the present invention provides a first temperature sensor (S1) to the fourth temperature to monitor the supply of the heat exchange medium (eg, constant) used for cooling the indoor supply air and the heat exchange medium (eg, hot water) used for regeneration of the dehumidifier.
  • Sensor S4. 1 and 2 the sensor itself is omitted and replaced with an installation position of the sensor.
  • the blower 110 forcibly blows indoor supply air into a cooling space (that is, indoor space), and is supplied to the indoor space after the indoor supply air is cooled while being forcedly blown.
  • This blower 110 is usually installed at the lower end of the dehumidifying air conditioner.
  • the dehumidifier 120 is installed on the air discharge side of the blower 110 to remove moisture contained in the indoor supply air during the blowing. Therefore, the cooling efficiency due to latent heat of evaporation of water in the air conditioner is increased.
  • Representative dehumidifier 120 is a dehumidifying rotor.
  • the moisture contained in the indoor supply air is removed at one side, and the regeneration is carried out to blow out the moisture absorbed or adsorbed to the dehumidification rotor at the other side, and the moisture as described above by the rotation of the dehumidification rotor. Removal and playback are repeated.
  • the regenerator 130 applies heat to remove the moisture absorbed or adsorbed to the dehumidifier 120 to allow regeneration.
  • the dehumidifier 120 of the regenerated portion rotates to the moisture absorption position to continuously remove moisture contained in the indoor supply air.
  • regenerator 130 various types of regenerators 130 having heaters or hot water coils therein may be used.
  • hot water is supplied to heat the air for regeneration.
  • the regeneration air is heated while the hot water passes through the hot water coil in circulation, and the heated regeneration air removes moisture from the dehumidifier 120.
  • monitoring the heat-generating state by the electric supply corresponds to the heat exchange medium supply monitoring of the present invention
  • monitoring whether or not the hot water is supplied at an appropriate temperature is in accordance with the heat exchange medium supply monitoring of the present invention.
  • connection duct 140 guides the flow of indoor supply air (for example, cooling), regeneration air (for example, regeneration), and outdoor air (for example, for ventilation). It is formed to fit.
  • indoor supply air for example, cooling
  • regeneration air for example, regeneration
  • outdoor air for example, for ventilation
  • connection duct 140 is installed between the regenerator 130 and the evaporative cooler 150 as an example, to guide each air flow as described above, and a description thereof will be given below.
  • the evaporative cooler 150 lowers the temperature of the air passing through the dehumidifier 120 by the latent heat of evaporation of water.
  • the evaporative cooler 150 receives the water from the water supply device 160 installed at the top thereof to form a wet channel, and a bottom portion of the evaporative cooler 150 is provided with a discharge port for collecting and discharging water.
  • the indoor supply air is cooled while passing through the wet channel, and the cooled air is supplied to the indoor space for cooling.
  • the water pouring device 160 injects water into the evaporative cooler 150, and the wet channel is formed in the evaporative cooler 150 by the injected water. If water is not normally supplied from such water supply device 160, cooling of the indoor supply air is not performed or is insufficient.
  • the water supply device 160 supplies water (commonly referred to as 'constant' or 'time water'), and the present invention monitors the supply of water corresponding to one of these heat exchange media.
  • the first damper D1 is installed at one side of the blower 110 as a suction port.
  • the indoor exhaust air is sucked through the first damper D1, and the sucked indoor exhaust air is blown back as indoor supply air.
  • the second damper D2 is connected to the connection duct 140 as a suction port. Outdoor air is sucked through the second damper D2, and the sucked outdoor air is used as regeneration air of the dehumidifier 120.
  • the third damper D3 is installed at one side of the blower 110 as a discharge port. The outdoor air sucked through the second damper D2 is discharged back to the outside through the third damper D3.
  • the fourth damper D4 is connected to the connection duct 140 as a suction port. When ventilating, the indoor exhaust air is sucked through the fourth damper D4, and the sucked indoor exhaust air is discharged to the outside through the third damper D3.
  • the fifth damper D5 is installed at the other side of the blower 110 as the intake port. During ventilation, fresh outdoor air sucked through the fifth damper D5 is blown through the blower 110 into the indoor space.
  • the sixth damper D6 is added as needed and is a bleeding damper.
  • Such bleed dampers perform bleeding for a variety of purposes, as is known. For example, some of the indoor air and outdoor air sucked through the first damper D1 and the fifth damper D5 are additionally discharged to the outside according to the capacity of the dehumidifier 120.
  • FIG. 1 shows an air flow state for cooling indoor supply air and regenerating in the dehumidifier 120.
  • the indoor exhaust air flows through the first damper D1 and then is supplied to the suction side of the blower 110.
  • the indoor supply air blown by the blower 110 is discharged to the upper side after passing through one side of the dehumidifier 120 (that is, the regeneration is completed), the evaporative cooler 150 and the water pump 160 in sequence.
  • the cooling operation is performed at the same time or at a predetermined time, outdoor air is introduced through the second damper D2 and then supplied to the connection duct 140.
  • the regeneration air discharged from the connection duct 140 is heated in the regenerator 130 and regenerates the other side of the dehumidifier 120 (that is, moisture is absorbed and needs regeneration).
  • the outdoor air that has been regenerated is discharged to the outside through the third damper D3.
  • the clouded indoor exhaust air is sucked through the fourth damper D4, and the sucked indoor exhaust air is discharged to the outside through the third damper D3.
  • fresh outdoor air is sucked through the fifth damper D5, and then passed through the blower 110, the dehumidifier 120, the evaporative cooler 150, and the water pouring device 160, and is supplied to the room.
  • the present invention monitors whether the water supply device 160 is normally supplying the water, which is a heat exchange medium. Furthermore, it is also monitored whether the heat exchange medium for heating the air for regeneration in the regenerator 130 is normally supplied.
  • Each monitoring result is displayed remotely on the wired / wireless control remote controller or other alarms are immediately informed to the user or administrator. That is, it generates an alarm signal (or error code). This allows the dehumidification air conditioner to be paused or for quick maintenance and repair.
  • the evaporative cooler 150 may not cool the indoor supply air, and if the regenerator 130 does not regenerate the dehumidifier 120, the cooling efficiency of the indoor supply air is greatly reduced.
  • the water in the pouring device 160 is a constant or time constant, and this water corresponds to the heat exchange medium monitored by the present invention.
  • Water such as water and time, is also a heat exchange medium because it heat exchanges in the process of cooling the air.
  • regenerator 130 may be used in various types such as a heater type regenerator 130 using a heater or a hot water type regenerator 130 using a hot water coil, each type of regenerator 130 needs to be monitored. Are different.
  • the hot water circulating the hot water coil corresponds to the heat exchange medium monitored by the present invention.
  • the regeneration air passes through the hot water coil and exchanges heat, so hot water is also a heat exchange medium.
  • the present invention is the first temperature sensor (S1), the second temperature sensor (S2) so as to monitor whether the water is normally sprayed from the water injection device 160 is formed in the evaporative cooler 150 as described above And a controller (not shown).
  • the first temperature sensor S1 is installed at the output side of the dehumidifier 120 to detect the temperature of the air passing through the dehumidifier 120
  • the second temperature sensor S2 is installed at the output side of the evaporative cooler 150 to evaporate. The temperature of the air passing through the cooler 150 is sensed.
  • the control unit compares the temperature difference sensed by the first temperature sensor S1 and the second temperature sensor S2 and does not supply water normally when the water supply unit 160 is smaller than the set value (depending on the cooling set temperature). To judge.
  • the wet channel of the evaporative cooler 150 may not be formed incompletely, or the indoor supply air passing through the evaporative cooler 150 may not be sufficiently cooled.
  • the difference becomes smaller compared to the temperature sensed by the first temperature sensor S1, so that the water supply device 160 It can be determined that water is not supplied normally.
  • the present invention can monitor and inform whether water is being supplied normally from the water supply device 160 only by adding the first temperature sensor S1 and the second temperature sensor S2 without any special design change of the pre-designed regenerative dehumidification air conditioner. do.
  • the present invention further includes a third temperature sensor (S3) for sensing the temperature of the regenerator 130, the above-described control unit is the regenerator 130 when the temperature detected by the third temperature sensor (S3) is lower than the set value ) Is not working properly.
  • S3 third temperature sensor
  • a third temperature sensor S3 may be installed near the heater to monitor whether the heat is normally generated.
  • regenerator 130 is a hot water type regenerator 130, as shown in FIG. 3, a third temperature sensor S3 is attached to a hot water pipe P connected to the hot water coil inside the regenerator 130. Monitor the hot water temperature. At this time, since the electronic open-close valve (SV) is installed in the hot water pipe (P), the result is received from the controller only when hot water is supplied.
  • SV electronic open-close valve
  • the apparatus may further include a fourth temperature sensor S4 installed at an input side of the dehumidifier 120 to sense the temperature of the indoor supply air supplied to the dehumidifier 120, and the controller may further include a fourth temperature sensor S4.
  • the controller may further include a fourth temperature sensor S4.
  • the fourth temperature sensor S4 is installed between the first damper D1 and the suction side of the blower 110 to sense the temperature of the air supplied to the dehumidifier 120, and the first temperature sensor S1 described above. ) Is installed at the output side of the dehumidifier 120 to sense the temperature of the air passing through the dehumidifier 120.
  • the regenerator 130 may be determined that the heat of the heater, which is the heat exchange medium, and the hot water of the hot water coil are not normally supplied. have.
  • the present invention enables to monitor and inform whether the regenerator 130 is in normal operation by adding the third temperature sensor S3 and the fourth temperature sensor S4 without any special design change of the existing designed regenerative dehumidifying air conditioner. .

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

La présente invention concerne un appareil permettant de déshumidifier et de refroidir l'air avec une fonction permettant de contrôler un agent de transfert de chaleur, et plus particulièrement un appareil permettant de déshumidifier et de refroidir l'air avec une fonction permettant de contrôler si un agent de transfert de chaleur (c'est-à-dire de l'eau froide) utilisé pour refroidir l'air fourni à l'intérieur d'une pièce et un agent de transfert de chaleur ( c'est-à-dire de l'eau chaude) utilisé par un déshumidificateur permettant de déshumidifier l'air sont fournis, et de notifier le résultat contrôlé.
PCT/KR2013/008358 2013-02-21 2013-09-16 Appareil permettant de déshumidifier et de refroidir l'air avec une fonction permettant de contrôler un agent de transfert de chaleur WO2014129713A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130018684A KR101258390B1 (ko) 2013-02-21 2013-02-21 열교환 매체 감시 기능을 갖는 제습 냉방기
KR10-2013-0018684 2013-02-21

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WO2014129713A1 true WO2014129713A1 (fr) 2014-08-28

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WO (1) WO2014129713A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6147537B2 (ja) * 2013-03-28 2017-06-14 オルガノ株式会社 空気調和装置
KR101825359B1 (ko) * 2015-12-18 2018-02-05 주식회사 경동나비엔 일체형 증발 냉각기

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100804306B1 (ko) * 2007-05-04 2008-02-22 웅진코웨이주식회사 가습 및 냉난방이 가능한 공기청정기
KR20100026351A (ko) * 2008-08-29 2010-03-10 엘지전자 주식회사 수냉식 공기조화기 및 그 제어방법
KR20110092773A (ko) * 2010-02-10 2011-08-18 (주)귀뚜라미 하이브리드 냉방 시스템

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
JP2010236844A (ja) 2009-03-31 2010-10-21 Fuji Koki Corp 補助冷却装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100804306B1 (ko) * 2007-05-04 2008-02-22 웅진코웨이주식회사 가습 및 냉난방이 가능한 공기청정기
KR20100026351A (ko) * 2008-08-29 2010-03-10 엘지전자 주식회사 수냉식 공기조화기 및 그 제어방법
KR20110092773A (ko) * 2010-02-10 2011-08-18 (주)귀뚜라미 하이브리드 냉방 시스템

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