WO2006106630A1 - 調湿装置 - Google Patents
調湿装置 Download PDFInfo
- Publication number
- WO2006106630A1 WO2006106630A1 PCT/JP2006/306161 JP2006306161W WO2006106630A1 WO 2006106630 A1 WO2006106630 A1 WO 2006106630A1 JP 2006306161 W JP2006306161 W JP 2006306161W WO 2006106630 A1 WO2006106630 A1 WO 2006106630A1
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- WIPO (PCT)
- Prior art keywords
- heat exchanger
- water
- flow
- air
- inlet
- Prior art date
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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
- 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
- F24F3/1411—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 by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
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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
- 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
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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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
- 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
- F24F3/1411—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 by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1429—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 by absorbing or adsorbing water, e.g. using an hygroscopic desiccant alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode
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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
- 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
- F24F5/0014—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 absorption or desorption
Definitions
- the present invention relates to a humidity control apparatus, and particularly relates to a protective measure for piping and the like of a humidity control apparatus that has a water circuit and performs a batch-type operation.
- the humidity control apparatus of Patent Document 1 includes two adsorbing elements having an adsorbent and a refrigerant circuit that performs a refrigeration cycle.
- the humidity control apparatus dehumidifies the first air with the first adsorption element and regenerates the second adsorption element with the second air heated by the condenser of the refrigerant circuit, and the second adsorption element.
- the first air is dehumidified by the element, and the second operation of regenerating the first adsorption element by the second air heated by the condenser is performed. These two operations are alternately repeated to supply the dehumidified first air or the humidified second air into the room.
- the adsorption heat exchanger in which the adsorbing element and the heat exchanger are integrated and an adsorbent is supported.
- the adsorption heat exchange is configured as a V, so-called fin “and” tube type heat exchange having a large number of plate-like fins and a copper tube penetrating the fins.
- An adsorbent is supported on the surfaces of the fins and the copper tube.
- circulation air is dehumidified and humidified by the adsorbent, and the adsorbent is heated and cooled by the refrigerant flowing in the copper pipe.
- a humidity control apparatus using a water circuit in which cold water or hot water flows can be considered instead of the refrigerant circuit.
- the adsorbent is cooled and heated by alternately flowing cold water and hot water to the adsorption heat exchanger.
- Patent Document 1 Japanese Unexamined Patent Application Publication No. 2004-60954
- the present invention has been made in view of such a point, and an object of the present invention is to control humidity by performing water adsorption / desorption with an adsorbent of an adsorption heat exchanger by switching the flow of water.
- an object of the present invention is to control humidity by performing water adsorption / desorption with an adsorbent of an adsorption heat exchanger by switching the flow of water.
- the device when the water flow is switched, if the water flow is interrupted due to a malfunction of the switching valve or the like, the high pressure acting on the piping or the like is suppressed.
- the first invention includes a first heat exchange (32) and a second heat exchange (42) having an adsorbent and performing adsorption of moisture in the air and release of water into the air by desorption.
- a water circuit (20) through which cold water and hot water flow, and the water circuit (20) is connected to the first heat exchanger (32) by the hot water introduced from the first inlet (21).
- the cold water introduced from the second inlet (23) flows to the second outlet (24) through the second heat exchanger (42), and flows to the first outlet (22).
- Hot water introduced from the first inlet (21) flows to the first outlet (22) through the second heat exchanger (42), and cold water introduced from the second inlet (23) flows to the first heat exchanger.
- the water flow is switched so as to switch to the second flow state that flows to the second outlet (24) through (32), and moisture is exchanged in the first heat exchanger ⁇ (32) and the second heat exchanger (42). Assuming a humidity control device that alternately absorbs and desorbs!
- the water circuit (20) includes a bypass passage that connects the inlets (21, 23) and the outlets (22, 24) when switching the water flow.
- the switching of the water flow in the water circuit (20) is performed by, for example, a flow path such as a three-way valve or a four-way valve. This is done by switching the switching valve.
- the flow of water may be interrupted if the flow path switching valve is completely switched due to malfunction or is held at an intermediate opening. In that case, since water is an incompressible fluid, high pressure acts on pipes and heat exchangers (32, 42).
- the second invention has a first heat exchange (32) and a second heat exchange (42) which have an adsorbent and perform the adsorption of moisture in the air and the release of water into the air by desorption.
- a water circuit (20) through which either cold water or hot water flows.
- the water circuit (20) is configured such that the water introduced from the inlet (21) is the first heat exchanger ( 32) The first flow state that flows to the outlet (22) and the second flow state that the water introduced from the inlet (21) flows to the outlet (22) through the second heat exchanger (42) It is premised on a humidity control device that switches the water flow so that the first heat exchanger (32) and the second heat exchanger (42) alternately absorb and desorb moisture.
- the water circuit (20) includes a bypass passage that connects the inlet (21) and the outlet (22) when switching the water flow.
- the cold water flows.
- the first heat exchanger (32) or the second heat exchanger (42) moisture in the air passing therethrough Is adsorbed by the adsorbent and the air is dehumidified.
- the second heat exchanger (42) or the first heat exchanger (32) in which the cold water does not flow the water adsorbed by the adsorbent force is released into the passing air, and the air is humidified.
- a third invention is the above first or second invention, wherein the bypass passage has a bypass shut-off valve (37), and the upstream side and the downstream side of the first heat exchanger (32). One of them is connected to either the upstream side or the downstream side of the second heat exchanger (42).
- the water circuit (20) is configured to switch the inlet side switching means for hot water (31) for switching the water flow between the first flow state and the second flow state.
- the bypass passage has a bypass shutoff valve (37), and is connected to the upstream side of the hot water inlet side switching means (31) and the downstream side of the hot water outlet side switching means (33).
- both the inlet side switching means (31) and the outlet side switching means (33) for hot water are operated by opening the bypass shutoff valve (37) for hot water when switching the water flow. Even in the case of an intermediate opening due to a malfunction, the hot water introduced from the first inlet (21) flows reliably to the first outlet (22) through the hot water bypass passage. Also, by switching the cold water bypass shut-off valve (37) when switching the water flow, the inlet side switching means (41 ) And outlet side switching means (43) are in the intermediate opening state, the cold water introduced from the second inlet (2 3) passes through the cold water bypass passage to the second outlet (24). It flows reliably. Therefore, at least one of the cold and hot water is prevented from being blocked, and high pressure can be prevented from acting on the piping and the like.
- the water circuit (20) is configured to switch the inlet side switching means for hot water (31) for switching the water flow between the first flow state and the second flow state. ) And an outlet side switching means (33), an inlet side switching means (41) for cold water, and an outlet side switching means (43).
- the inlet side switching means (31, 41) is switched.
- each outlet side switching means (33, 43) is switched first, so that compared with the case where each inlet side switching means (31, 41) is switched first.
- the cold water and the hot water can continue to flow to the predetermined first heat exchanger (32) or the second heat exchanger (42) until the switching is completed. This suppresses a decrease in the dehumidifying / humidifying capacity when the water flow is switched.
- the hot water outlet side is switched after the cold water outlet side switching means (43) is switched at the time of switching the water flow. Switch the switching means (3 3).
- the air humidified by the first heat exchanger (32) or the second heat exchanger (42) through which hot water flows is supplied to the user side.
- the outlet side switching means (43) for cold water is switched first, so that the flow of cold water is blocked until the outlet side switching means (33) for hot water is switched. become. That is, when the water flow is switched, the hot water flows through the first heat exchanger (32) or the second heat exchanger (42) for a longer time than the cold water. Therefore, a decrease in the humidifying capacity is suppressed.
- the outlet side switching means for cold water is switched after the outlet side switching means (33) for hot water is switched at the time of switching the water flow. 4 Switch 3).
- the air dehumidified by the first heat exchanger (32) or the second heat exchanger (42) through which the cold water flows is supplied to the user side.
- the outlet side switching means (33) for hot water is switched first, the flow of warm water is interrupted until the outlet side switching means (43) for cold water is switched. That is, during the switching of the water flow, the cold water flows through the first heat exchanger (32) or the second heat exchanger (42) for a longer time than the hot water. Therefore, a decrease in the dehumidifying capacity is suppressed.
- the water circuit (20) has an inlet side switching means (31) and an outlet for switching the water flow between the first flow state and the second flow state.
- Side switching means (33) is provided.
- the bypass passage has a bypass cutoff valve (37) and is connected to the upstream side of the inlet side switching means (31) and the downstream side of the outlet side switching means (33)!
- the binos shut-off valve (37) when the water flow is switched, the binos shut-off valve (37) is opened, so that both the inlet side switching means (31) and the outlet side switching means (33) are in an inoperative state with an intermediate opening state. Even in this case, cold water or hot water introduced from the inlet (21) flows through the bypass passage to the outlet (22). Therefore, blocking of the water flow can be avoided and high pressure can be prevented from acting on the piping.
- the water circuit (20) includes an inlet side switching means (31) and an outlet for switching the water flow between the first flow state and the second flow state.
- Side switching means (33) is provided.
- the present invention switches the inlet side switching means (31) after switching the outlet side switching means (33) when switching the water flow.
- the outlet side switching means (33) is switched first, so cold water or hot water is supplied to the water as compared with the case where the inlet side switching means (31) is switched first.
- the flow can continue to flow to the predetermined first heat exchanger (32) or the second heat exchanger (42) as long as possible until the flow switching is completed. This suppresses a decrease in the dehumidifying / humidifying capacity when the water flow is switched.
- the tenth invention includes a first heat exchange (32) and a second heat exchange (42) having an adsorbent and performing the adsorption of moisture in the air and the release of water into the air by desorption. ) And a water circuit (20) through which cold and hot water flows, and the water circuit (20) is connected to the first heat exchanger (32) by the hot water introduced from the first inlet (21).
- a switching means (31, 33, 41, 43) is provided for switching the water flow so as to switch to the second flow state flowing through the heat exchanger (32) to the second outlet (24). It assumes a humidity control device that alternately absorbs and desorbs moisture in the first heat exchanger (32) and the second heat exchanger (42).
- the water circuit (20) includes a cold water / hot water buffer tank (39, 49) upstream of the outlet side switching means (33, 43).
- the water flow is switched by switching a flow switching valve such as a three-way valve or a four-way valve, and the flow switching valve is switched due to a malfunction or the like. If it is touched, the flow of water is cut off and high pressure is applied to the pipe.
- a flow switching valve such as a three-way valve or a four-way valve
- the notch tanks (39, 49) are provided on the upstream side of the switching means (33, 43) on the outlet side, so that they are introduced from the respective inlets (21, 23). Hot and cold water are stored in the buffer tanks (39, 49) as they are. In other words, the high pressure generated in the piping is absorbed by the noffer tank (39, 49). This suppresses the high pressure acting on the piping and heat exchange (32, 42).
- the eleventh invention includes a first heat exchange (32) and a second heat exchange (42) that have an adsorbent and adsorb moisture in the air and release the water into the air by desorption.
- a water circuit (20) through which either cold water or hot water flows.
- the water circuit (20) is configured such that the water introduced from the inlet (21) is the first heat exchanger ( 32) The first flow state that flows to the outlet (22) and the second flow state that the water introduced from the inlet (21) flows to the outlet (22) through the second heat exchanger (42) Switching means (31, 33) for switching the water flow so that the water flow is switched to the first heat exchanger (32) and the second heat exchanger (42). It assumes a wet device.
- the water circuit (20) includes a water buffer tank (39, 49) upstream of the outlet switching means (33)! /
- the water flow is switched by switching a flow path switching valve such as a three-way valve or a four-way valve, and the flow path switching valve is switched due to a malfunction or the like. If it is touched, the flow of water is cut off and high pressure is applied to the pipe.
- a flow path switching valve such as a three-way valve or a four-way valve
- the water buffer tank is located upstream of the outlet-side switching means (33). Since (39, 49) is provided, hot water or cold water introduced from the inlet (21, 23) is stored in the buffer tank (39, 49) as it is. In other words, since the high pressure generated in the piping and the like is absorbed by the noffer tank (39, 49), the high pressure acting on the piping and heat exchange (32, 42) is suppressed.
- the second heat exchanger (42) dehumidifies the first air and the first heat exchanger (32)
- the first heat exchanger (32) dehumidifies the first air and the second heat exchanger (42) humidifies the second air.
- Switch the air flow The air flow is switched after a predetermined time after the flow of at least one of cold water and hot water is switched.
- the first air in the first flow state, the first air is dehumidified by the first heat exchanger (32) through which cold water flows, and the second heat exchanger ( 42) humidifies the second air
- the first air in the second flow state, the first air is dehumidified by the second heat exchanger (42) through which cold water flows.
- the cold water flow and the air flow are switched so that the second air is humidified by the first heat exchanger (32).
- the air flow is switched after a predetermined time after the cold water flow is switched.
- the air flow is switched a predetermined time after the flow of the cold water is switched.
- the heat exchange (32, 42) is cooled in advance by cold water before the air flow is switched. Therefore, the first air passing through the heat exchanger (32, 42) is not heated after the air flow is switched. This prevents warm air from being supplied to the room.
- the second air in the first flow state, the second air is humidified by the first heat exchanger (32) through which hot water flows and the second heat exchanger ( 42) dehumidifies the first air
- the second air in the second flow state, the second air is humidified by the second heat exchanger (42) through which hot water flows and the first air is removed by the first heat exchanger (32).
- the air flow is switched a predetermined time after the flow of the hot water is switched.
- heat exchange ⁇ (32,42 ) Is preheated with warm water. Therefore, the second air passing through the heat exchanger (32, 42) is not cooled after the air flow is switched. As a result, cold air is not supplied indoors.
- the hot water bypasses the first heat exchange (32) and the second heat exchange (42) in the intermediate state. There is a flowing bypass.
- the hot water flows through the bypass passage and bypasses the heat exchanger (3 2, 42), so the flow of hot water to the heat exchanger (32, 42) is surely prevented. Is done. Therefore, it is possible to reliably prevent warm air from being supplied into the room in the intermediate state.
- the water circuit (20) is configured such that the cold water bypasses the first heat exchange (32) and the second heat exchange (42) in the intermediate state. There is a flowing bypass.
- the bypass passages that connect the respective inlets (21, 23) and the respective outlets (22, 24) are provided. Even if malfunction occurs, cold water and hot water can be reliably discharged to the outlets (22, 24) via the bypass passage. Accordingly, since the water flow can be prevented from being interrupted, high pressure can be prevented from acting on the piping and the heat exchanger (32, 42). As a result, the device can be protected.
- either the upstream side or the downstream side of the first heat exchanger (32) and either the upstream side or the downstream side of the second heat exchanger (42) are connected.
- the water flowing through the route passes through the second heat exchanger (42). It can be discharged to the route and discharged directly from the exit (22, 24). As a result, the action of high pressure on the piping or the like can be prevented.
- the hot water bypass passage is connected to the upstream side of the hot water inlet side switching means (31) and the downstream side of the hot water outlet side switching means (33). Since the bypass passage for cold water is connected to the upstream side of the inlet side switching means (41) for cold water and the downstream side of the outlet side switching means (43) for cold water, each inlet side switching means ( 31 and 41) and each outlet side switching means (33 and 43) can reliably flow cold water or hot water to each outlet (22, 24) through each bypass passage. . Therefore, since the interruption of the cold / hot water flow can be avoided, the high water pressure can be protected even under subordinates.
- the inlet side switching means (31, 41) Therefore, during the switching of the water flow, cold water and hot water are supplied to the predetermined first heat exchanger (32) and And the second heat exchange ⁇ (42). Therefore, it is possible to suppress a decrease in the dehumidifying / humidifying capacity when switching the water flow.
- the outlet side switching means (33) for hot water is switched after the outlet side switching means (43) for cold water is switched.
- the outlet side switching means (43) for cold water is switched after the outlet side switching means (33) for hot water is switched, humidification or dehumidification is performed when switching the water flow. Hot or cold water can flow for a long time even to the heat exchanger (32, 42) that supplies fresh air to the user side. Therefore, it is possible to suppress a decrease in the dehumidifying / humidifying capacity when switching the water flow.
- the bypass passage is connected to the upstream side of the inlet side switching means (31) and the downstream side of the outlet side switching means (33). Even when both (31) and the outlet side switching means (33) are in the intermediate opening state, cold water or hot water can surely flow to the outlet (22) through the bypass passage. Therefore, it is possible to reliably prevent the water flow from being interrupted, so that subordinates can be protected at high water pressure.
- the inlet side switching means (31) is switched after the water outlet side switching means (33) is switched.
- the cold water or the hot water can be circulated to the predetermined first heat exchanger (32) and the second heat exchanger (42) as long as possible. Accordingly, it is possible to suppress the dehumidifying or humidifying ability of each heat exchanger (32, 42) when switching the water flow.
- the cold water and hot water buffer tanks (39, 49) are provided upstream of the outlet side switching means (33, 43), the flow path switching is performed. Even if the valve malfunctions and the water flow is interrupted, cold and hot water can be stored in the buffer tank (39, 49), so the high pressure acting on the piping and heat exchange (32, 42) is suppressed. can do. As a result, the piping and the like can be protected at a high pressure.
- the buffer tank of water (39, 39) upstream of the switching means (33) on the outlet side. 49) cold water or hot water can be stored in the buffer tank (39, 49) even if the flow path switching valve malfunctions and the water flow is interrupted. High The pressure can be suppressed.
- the heat exchanger (32, 42) can be cooled or heated in advance. Therefore, the first air can be supplied to the room without heating during the cooling and dehumidifying operation, and the second air can be supplied to the room without cooling during the heating and humidifying operation. This can improve comfort.
- the heat exchanger (32, 42) through which the first air flows is cooled in advance. be able to. Therefore, the first air can be supplied indoors without heating during the cooling and dehumidifying operation. Thereby, comfort can be improved.
- the fourteenth aspect of the invention since the air flow is switched after a predetermined time after switching the flow of hot water, the heat exchanger (32, 42) through which the second air flows is heated in advance. be able to. Therefore, the second air can be supplied indoors without cooling during the cooling and dehumidifying operation. Thereby, comfort can be improved.
- the hot water in the dehumidifying operation, is not allowed to flow through any heat exchange (32, 42) in the intermediate state, so the first air is heated even in the intermediate state. It can be supplied indoors without. Therefore, the comfort is further improved.
- the second air is cooled even in the intermediate state. It can be supplied indoors without. Therefore, the comfort is further improved.
- the intermediate state since the binos passage in which the hot water or the cold water flows in the intermediate state bypassing the heat exchange ⁇ (32, 42) is provided, the intermediate state However, even if the first air is not heated and the second air is not cooled, it can be supplied to the room.
- FIG. 1 is a piping system diagram showing a water circuit of a humidity control apparatus according to a first embodiment.
- FIG. 2 is a piping system diagram showing a water circuit during cooling and dehumidifying operation according to Embodiment 1.
- FIG. 3 is a piping system diagram showing a water circuit during a cooling and dehumidifying operation according to the first embodiment.
- FIG. 4 is a piping system diagram showing a water circuit during cooling and dehumidifying operation according to Embodiment 1.
- FIG. 5 is a piping system diagram showing a water circuit during a cooling and dehumidifying operation according to Embodiment 1.
- FIG. 6 is a piping diagram showing a water circuit during a cooling / dehumidifying operation according to the first embodiment.
- FIG. 7 is a piping system diagram showing a water circuit during a cooling and dehumidifying operation according to Embodiment 1.
- FIG. 8 is a piping diagram showing a water circuit of the humidity control apparatus according to the second embodiment.
- FIG. 9 is a piping system diagram showing a water circuit during cooling and dehumidifying operation according to Embodiment 2.
- FIG. 10 is a piping diagram showing a water circuit during a cooling and dehumidifying operation according to Embodiment 2.
- FIG. 11 is a piping system diagram showing a water circuit during cooling and dehumidifying operation according to Embodiment 2.
- FIG. 12 is a piping system diagram showing a water circuit during cooling and dehumidifying operation according to Embodiment 2.
- FIG. 13 is a piping system diagram showing a water circuit during a cooling and dehumidifying operation according to a modification of the second embodiment.
- FIG. 14 is a piping diagram showing a water circuit of the humidity control apparatus according to the third embodiment.
- FIG. 15 is a piping system diagram showing a water circuit during cooling and dehumidifying operation according to Embodiment 3.
- FIG. 16 is a piping diagram showing a water circuit during a cooling and dehumidifying operation according to Embodiment 3.
- FIG. 17 is a piping system diagram showing a water circuit during a cooling and dehumidifying operation according to Embodiment 3.
- FIG. 18 is a piping diagram showing a water circuit during a cooling / dehumidifying operation according to Embodiment 3.
- FIG. 19 is a piping diagram showing a water circuit of the humidity control apparatus according to the fourth embodiment.
- FIG. 20 is a piping diagram showing a water circuit of the humidity control apparatus according to the fourth embodiment.
- FIG. 21 is a piping system diagram showing a water circuit of a humidity control apparatus according to a modification of the fourth embodiment.
- FIG. 22 is a piping diagram showing a water circuit of a humidity control apparatus according to a modification of the fourth embodiment. is there.
- FIG. 23 is a piping diagram showing a water circuit of the humidity control apparatus according to the fifth embodiment.
- FIG. 24 is a piping diagram showing a water circuit of the humidity control apparatus according to the fifth embodiment.
- FIG. 25 is a piping diagram showing a water circuit of the humidity control apparatus according to the sixth embodiment.
- FIG. 26 is a piping diagram showing a water circuit of the humidity control apparatus according to the sixth embodiment.
- FIG. 27 is a piping diagram showing a water circuit of the humidity control apparatus according to the seventh embodiment.
- FIG. 28 is a piping diagram showing a water circuit of the humidity control apparatus according to the seventh embodiment.
- FIG. 29 is a piping diagram showing a water circuit of the humidity control apparatus according to the eighth embodiment.
- FIG. 30 is a piping diagram showing a water circuit of the humidity control apparatus according to the ninth embodiment.
- FIG. 31 is a piping diagram showing a water circuit of a humidity control apparatus according to a modification of the ninth embodiment.
- FIG. 32 is a piping diagram showing a water circuit of the humidity control apparatus according to the tenth embodiment.
- FIG. 33 is a piping diagram showing a water circuit of the humidity control apparatus according to the tenth embodiment.
- FIG. 34 is a piping diagram showing a water circuit of a humidity control apparatus according to a modification of the tenth embodiment.
- FIG. 35 is a piping diagram showing a water circuit of a humidity control apparatus according to a modification of Embodiment 10.
- FIG. 36 is a piping diagram showing a water circuit of the humidity control apparatus according to the eleventh embodiment.
- FIG. 37 is a piping diagram showing a water circuit of the humidity control apparatus according to the eleventh embodiment. Explanation of symbols
- Second adsorption heat exchanger (second heat exchanger)
- the humidity control apparatus (10) of the present embodiment performs dehumidification and humidification of room air.
- the humidity control device (10) includes a water circuit (20) through which cold water and hot water flow.
- the water circuit (20) is provided with a first inlet (21) and a first outlet (22) for hot water, and a second inlet (23) and a second outlet (24) for cold water.
- the water circuit (20) includes a first passage (30) and a second passage (40).
- the first passage (30) is a passage connecting the first inlet (21) and the first outlet (22), and the second passage (40) is the second inlet (23) and the second outlet ( 24)
- the first passage (30) is provided with an inlet side three-way valve (31), a first adsorption heat exchange (32), and an outlet side three-way valve (33) in order of the first inlet (21) side force.
- the second passage (40) is provided with an inlet side three-way valve (41), a second adsorption heat exchanger (42), and an outlet side three-way valve (43) in this order from the second inlet (23) side. .
- the first passage (30) and the second passage (40) are connected to an inlet side branch passage (34, 44) and an outlet side branch passage (35, 45), respectively.
- the inlet-side branch passage (34) of the first passage (30) has one end connected to the inlet-side three-way valve (31) of the first passage (30) and the other end connected to the inlet-side three-way of the second passage (40).
- One end of the outlet side branch passage (35) of the first passage (30) is connected between the first adsorption heat exchanger (32) and the outlet side three-way valve (33) in the first passage (30), The other end is connected to the outlet side three-way valve (43) of the second passage (40)!
- the inlet side branch passage (44) of the second passage (40) has one end connected to the inlet side three-way valve (41) of the second passage (40) and the other end to the inlet side of the first passage (30). Connected between the three-way valve (31) and the first adsorption heat exchanger (32). Second passage above One end of the outlet side branch passage (45) of (40) is connected between the second adsorption heat exchanger (42) and the outlet side three-way valve (43) in the second passage (40), and the other end is It is connected to the outlet side three-way valve (33) of one passage (30).
- the three-way valve (31) on the inlet side of the first passage (30) is in a first state where the first inlet (21) side communicates with the upstream side of the first adsorption heat exchanger (32) (see FIG. 1). It is configured to switch between a state indicated by a solid line) and a second state (state indicated by a broken line in FIG. 1) communicating with the inlet side branch passage (34).
- the outlet side three-way valve (33) of the first passage (30) is in a first state (shown by a solid line in FIG. 1) where the first outlet (22) side communicates with the downstream side of the first adsorption heat exchanger (32). State) and a second state (state indicated by a broken line in FIG. 1) communicating with the outlet side branch passage (45).
- the inlet side three-way valve (41) of the second passage (40) is in a first state (shown by a solid line in FIG. 1) where the second inlet (23) side communicates with the upstream side of the second adsorption heat exchanger (42). State) and a second state (state indicated by a broken line in FIG. 1) communicating with the inlet side branch passage (44).
- the outlet side three-way valve (43) of the second passage (40) is in a first state where the second outlet (24) side communicates with the downstream side of the second adsorption heat exchanger (42) (shown by a solid line in FIG. 1). State) and a second state (state indicated by a broken line in FIG. 1) communicating with the outlet side branch passage (35).
- the first adsorption heat exchanger (32) and the second adsorption heat exchanger (42) are each constituted by a cross-fin type fin 'and' tube heat exchanger. That is, the first adsorption heat exchanger (32) and the second adsorption heat exchanger (42) include a large number of aluminum fins formed in a rectangular plate shape, and a copper heat transfer tube penetrating the fins. And have.
- an adsorbent capable of adsorbing and desorbing moisture is supported by dip molding (dip molding) together with a binder as an adhesive.
- the adsorbent include zeolite, silica gel, activated carbon, an organic polymer polymer material having hydrophilicity or water absorption, an ion exchange resin material having a carboxylic acid group or a sulfonic acid group, and a thermosensitive polymer. A functional polymer material or the like is used.
- the inlet-side three-way valve (31) and the outlet-side three-way valve (33) of the first passage (30) are hot water inlets for switching the water flow between the first flow state and the second flow state.
- the inlet side three-way valve (41) and the outlet side three-way valve (43) of the second passage (40) are switched to the inlet side for cold water to switch the water flow between the first flow state and the second flow state.
- Means and outlet side switching means are provided to switch the water flow between the first flow state and the second flow state.
- the moisture of the first air is adsorbed by the adsorbent in the first adsorption heat exchanger (32) to dehumidify the first air, and at the same time, the first air and the adsorbent Is cooled by cold water, while the second adsorption heat exchanger (42) releases moisture from the adsorbent to the second air and humidifies the second air.
- the second air and the adsorbent Heated with warm water.
- the humidity control apparatus (10) is configured to switch between a cooling and dehumidifying operation and a heating and humidifying operation. During the cooling and dehumidifying operation, the first air is supplied to the room and the second air is discharged to the outside. During the heating and humidifying operation, the second air is supplied to the room and the first air is discharged to the outside. The air flow is switched.
- the humidity control apparatus (10) is provided with a bypass passage (36) having a bypass three-way valve (37) as a feature of the present invention.
- the bypass passage (36) has one end connected upstream of the inlet side three-way valve (31) in the first passage (30) and the other end connected to the outlet side three-way valve (30) in the first passage (30). 33) Connected to the downstream side of! [0086]
- the bypass three-way valve (37) constitutes a bypass cutoff valve for blocking hot water from bypassing through the bypass passage (36).
- the bypass three-way valve (37) is in a second state (as shown in FIG. 1) in which the hot hydraulic power flowing from the first inlet (21) to the bypass passage (36) flows directly toward the first outlet (22). It is configured to switch between a first state (indicated by a broken line) and a first state (indicated by a solid line in FIG. 1) that returns to the first passage (30) again.
- bypass passage (36) switches the bypass three-way valve (37) to the second state when the water flow is switched, and the hot water introduced from the first inlet (21) is converted into the first adsorption heat exchanger. (32) and the second adsorption heat exchange (42), the inlet side three-way valve (31) and the outlet side three-way valve (33) can be bypassed to flow to the first outlet (22). ing.
- the bypass passage (36) constitutes a passage connecting the first inlet (21) and the first outlet (22) when the water flow is switched.
- the outlet side branch passage (35) of the first passage (30) and the outlet side branch passage (45) of the second passage (40) also serves as a bypass passage connecting each inlet (21, 23) and each outlet (22, 24).
- the humidity control apparatus (10) is configured to switch the air flow after a predetermined time after switching the water flow when switching between the first cycle operation and the second cycle operation. For example, in the cooling and dehumidifying operation, the air flow is switched when a predetermined time elapses after switching the flow of the cold water. In the case of heating / humidifying operation, the air flow is switched after a predetermined time has elapsed after switching the hot water flow.
- the water circuit (20) is configured to switch each outlet side three-way valve (33, 43) and switch each inlet side three-way valve (31, 41) when switching the flow of cold / hot water.
- the outlet side three-way valve (43 ) after switching the outlet side three-way valve (33) of the first passage (30) for hot water, the outlet side three-way valve (43 ).
- the outlet side three-way valve (33) for the first passage (30) for hot water has been.
- the operation of the humidity control apparatus (10) will be described.
- this humidity control device (10) switching between a cooling / dehumidifying operation and a heating / humidifying operation is possible.
- the cooling and dehumidifying operation will be described.
- This cooling and dehumidifying operation is an operation for supplying the dehumidified first air into the room.
- the switching operation to the first cycle operating force and the second cycle operation will be mainly described with reference to FIGS.
- the water circuit (20) is switched to the first flow state in which the first cycle operation is performed. Specifically, each inlet-side three-way valve (31, 41) and each outlet-side three-way valve (33, 43) are set to the first state, and the bypass three-way valve (37) is set to the first state.
- the humidity control device (10) also has the outdoor air (OA) flowing as the first air to the second adsorption heat exchanger (42), and the indoor air (RA) as the second air as the first adsorption heat exchanger. Air flow is set to flow to (32). Hot water is introduced from the first inlet (21), and cold water is introduced from the second inlet (23).
- the hot water introduced from the first inlet (21) flows to the first adsorption heat exchanger (32) through the inlet-side three-way valve (31).
- the adsorbent and the second air are heated by the hot water, and at this time, moisture is released from the adsorbent to the second air, and the second air is humidified.
- this second air is exhausted outside the room as exhaust air (EA).
- the hot water exiting the first adsorption heat exchanger (32) is discharged from the first outlet (22) through the outlet side three-way valve (33).
- the cold water introduced from the second inlet (23) flows through the inlet side three-way valve (41) to the second adsorption heat exchanger (42).
- the second adsorption heat exchanger (42) the adsorbent and the first air are cooled by the cold water.
- the moisture in the first air is adsorbed by the adsorbent and the first air is dehumidified.
- the first air is supplied indoors as supply air (SA).
- SA supply air
- the cold water that has exited the second adsorption heat exchanger (42) passes through the outlet side three-way valve (43) and is discharged from the second outlet (24). That is, in this first cycle operation, hot water flows only through the first passage (30), and cold water flows through only the second passage (40).
- the water circuit (20) has a bypass three-way valve when the first cycle operation is performed for a predetermined time.
- each outlet-side three-way valve (33, 43) is switched before each inlet-side three-way valve (31, 41), and the outlet-side three-way valve (33) of the first passage (30) (33 ) Is switched so that the three-way valve (43) on the outlet side of the second passage (40) is switched! /
- the second adsorption heat exchange ( 42) Cold water can be circulated as long as possible. As a result, a decrease in dehumidifying ability can be suppressed.
- the first adsorption heat exchanger (32) still retains the heat generated by the hot water that has been circulated until then, but is gradually cooled by the addition of cold water. At that time, the second air is cooled and discharged outside the room.
- the second adsorption heat exchanger (42) since the cold heat from the cold water that has been circulating remains, the first air is cooled by the remaining cold heat and supplied to the room. Furthermore, since the second adsorption heat exchanger (42) does not flow hot water and is not heated by the hot water, the first air can be reliably prevented from being heated.
- the water circuit (20) is configured such that when a predetermined time elapses after switching to the intermediate state, the inlet side three-way valve (31) of the first passage (30) enters the second state. At the same time, the air flow is switched and the second cycle operation is performed. That is, the outdoor air (OA) as the first air flows to the first adsorption heat exchanger (32), and the indoor air (RA) as the second air flows to the second adsorption heat exchanger (42). The flow is switched.
- the second adsorption heat exchanger (42) the adsorbent and the second air are heated by the hot water, and at that time, the second air is humidified and discharged to the outside as exhaust air (EA). .
- the first adsorption heat exchanger (32) the adsorbent and the first air are cooled by cold water, At this time, the first air is dehumidified and supplied to the room as supply air (SA).
- SA supply air
- the first adsorption heat exchanger (32) heated in the first cycle operation is cooled by cold water for a predetermined time in an intermediate state.
- the bypass three-way valve (37) is switched to the first state, and the switching to the second flow state in which the second cycle operation is performed is completed.
- Second cycle operating force The switching to the first cycle operation is performed in the same manner as the switching described above. That is, the water circuit (20) is configured such that when the second cycle operation is performed for a predetermined time, the bypass three-way valve (37) is switched to the second state and then the outlet-side three-way valve of the first passage (30). (33), the outlet side three-way valve (43) of the second passage (40), and the inlet side three-way valve (41) of the second passage (40) are sequentially switched to the first state to be in an intermediate state.
- the inlet side three-way valve (31) of the first passage (30) is switched to the first state, and the first air flows to the second adsorption heat exchanger (42), The air flow is switched so that the second air flows to the first adsorption heat exchanger (32).
- the three-way valve for no-pass (37) is switched to the first state, and the switching to the first flow state for performing the first cycle operation is completed. Therefore, even in this case, the flow of cold water and hot water is not interrupted, and there is no risk of rupture of the piping.
- This heating / humidifying operation is an operation for supplying humidified second air to the room. That is, in this operation, room air (RA) is taken in as the first air, and outdoor air (OA) is taken in as the second air.
- RA room air
- OA outdoor air
- the outlet-side three-way valve (33), the inlet-side three-way valve (31) of the first passage (30), and the inlet-side three-way valve (41) of the second passage (40) are sequentially switched to the second state.
- the noisy three-way valve (37) is switched to the first state, and the switching to the second cycle operation is completed. Even in this case, the flow of cold water and hot water is not interrupted, so there is no risk of rupture of piping.
- the switching from the second cycle operation to the first cycle operation is performed after the bypass three-way valve (37) is switched to the second state and then the outlet side three-way valve (43) in the second passage (40).
- the inlet side three-way valve (31) of the first passage (30) and the inlet side three-way valve (41) of the second passage (40) are sequentially switched to the first state
- the bypass three-way valve (37) Switching to the 1 state completes the switch to the 1st cycle operation.
- an on-off valve that is a two-way valve may be used instead of the bypass three-way valve (37).
- the two-way valve is set to the closed state during the first cycle operation and the second cycle operation, and the two-way valve is set to the open state during switching between the first cycle operation and the second cycle operation. That is, the two-way valve closed state corresponds to the first state of the bypass three-way valve (37), and the two-way valve open state corresponds to the second state of the bypass three-way valve (37). Switch the direction valve.
- each outlet-side branch passage (35, 45) since the bypass passage (36) is provided to connect the first inlet (21) and the first outlet (22) when the water flow is switched, each outlet-side branch passage (35, 45) However, when the water flow is switched, the inlets (21, 23) also function as bypass passages that connect to the outlets (22, 24), so various three-way valves (31, 33, 41, 43) malfunction. Even if it occurs, the water introduced from the first inlet (21) can surely flow to the first outlet (22). Therefore, the flow of cold / hot water can be prevented from being interrupted. This prevents high pressure from acting on the piping and heat exchange (32, 42).
- each outlet side three-way valve (33, 43) is switched first, so that each heat exchange ⁇ (32, 42) is cold and hot water for a little longer time. Can be distributed. Therefore, when the water flow is switched, it is possible to suppress a decrease in air dehumidifying / humidifying capability.
- the outlet side three-way valve (33) of the second passage (40) is switched after the outlet side three-way valve (33) of the first passage (30), and heating is performed.
- the outlet side three-way valve (43) of the first passage (30) is switched after switching the outlet side three-way valve (43) of the second passage (40).
- Cold water and hot water can be circulated as long as possible to the exchanger (32, 42). Therefore, it is possible to further suppress a decrease in the dehumidifying / humidifying capacity when switching the water flow.
- the adsorption heat exchanger (32, 42) that has been humidifying the second air can be cooled with cold water. Therefore, immediately after the air flow is switched, the first air is not heated by the adsorption heat exchanger (32, 42) and supplied to the room, so that comfort can be improved.
- the first air is cooled by the cold heat remaining in the adsorption heat exchanger (32, 42) in the intermediate state, comfort is not impaired even in the intermediate state. Furthermore, since the hot water does not flow to any of the adsorption heat exchangers (32, 42) in the intermediate state, the first air can be reliably cooled and supplied to the room. As a result, comfort can be further improved.
- the humidity control apparatus (10) of the second embodiment is different from the first embodiment in that various three-way valves (31, 33, 41,...) Are used as the flow path switching means of the water circuit (20).
- the two-way valve (3a, 4a, 3b, ⁇ ⁇ ⁇ ) is used.
- the first passage (30) includes the first two-way valve (3, the first adsorption heat exchanger (32) and the second two-way valve in order of the first inlet (21) side force.
- the second passage (40) is provided in order from the second inlet (23) side in order from the first two-way valve (4a), the second adsorption heat exchanger (42), and the second passage (40).
- a two-way valve (4b) is provided, and the first passage (30) and the second passage (40) are provided with an inlet side branch passage (34, 44) and an outlet in the same manner as in the first embodiment. Side branch passages (35, 45) are connected.
- the inlet side branch passage (34) of the first passage (30) is provided with a third two-way valve (3c) in the middle, and one end of the first two-way valve (3a in the first passage (30)).
- the other end of the second passage (40) is connected between the first two-way valve (4a) and the second adsorption heat exchanger (42).
- the first two-way valve (3a) of the first passage (30) and the third two-way valve (3c) of the inlet side branch passage (34) constitute an inlet side switching means for hot water. Yes.
- the outlet side branch passage (35) of the first passage (30) is provided with a fourth two-way valve (3d) in the middle, and one end thereof is connected to the first adsorption heat exchanger (32 ) And the second two-way valve (3b), and the other end is connected to the downstream side of the second two-way valve (4b) in the second passage (40). Then, the fourth two-way valve (3d) in the outlet side branch passage (35) and the second two-way valve (4 in the second passage (40)) b) constitutes outlet side switching means for cold water.
- the inlet side branch passage (44) of the second passage (40) is provided with a third two-way valve (4c) in the middle, and one end of the first two-way valve (4a) in the second passage (40). ) And the other end is connected between the first two-way valve (3a) and the first adsorption heat exchanger (32) in the first passage (30).
- the first two-way valve (4a) of the second passage (40) and the third two-way valve (4c) of the inlet side branch passage (44) constitute an inlet side switching means for cold water. Yes.
- the outlet side branch passage (45) of the second passage (40) is provided with a fourth two-way valve (4d) in the middle, and one end of the second passage heat passage (42) in the second passage (40) (42 ) And the second two-way valve (4b), and the other end is connected to the downstream side of the second two-way valve (3b) in the first passage (30).
- the second two-way valve (3b) in the first passage (30) and the fourth two-way valve (4d) in the outlet side branch passage (45) constitute outlet side switching means for hot water. Yes. That is, eight two-way valves are used in the water circuit (20).
- each of the inlet-side branch passages (34, 44) and each of the outlet-side branch passages (35, 45) It also functions as a bypass passage that connects each inlet (21, 23) and each outlet (22, 24).
- the water circuit (20) is switched to the first flow state in which the first cycle operation is performed. Specifically, each first two-way valve (3a, 4a) and each second two-way valve (3b, 4b) are set in an open state, and each third two-way valve (3c, 4c) and each fourth second valve are set.
- the direction valves (3d, 4d) are set to the closed state.
- the air flow and cold / hot water inlet are the same as those in the first embodiment.
- the hot water introduced from the first inlet (21) heats the adsorbent and the second air in the first adsorption heat exchanger (32) and flows to the first outlet (22).
- the second air is humidified.
- the cold water introduced from the second inlet (23) cools the adsorbent and the first air in the second adsorption heat exchanger (42) and flows to the second outlet (24).
- the first air is dehumidified.
- the fourth two-way valves (3d, 4d) are switched to the open state as shown in FIG.
- a portion of the hot water that has exited the first adsorption heat exchanger (32) flows to the first outlet (22), and the rest flows through the outlet branch passage (35 ) To the second outlet (24).
- a part of the cold water exiting the second adsorption heat exchanger (42) joins the hot water in the first passage (30) and flows to the second outlet (24), and the rest is the outlet branch passage ( 45), the hot water in the first passage (30) joins and flows to the first outlet (22). That is, in this state, two routes to the hot water outlet introduced from the first inlet (21) are secured, and two routes to the cold water outlet introduced from the second inlet (23). Will be secured.
- the second two-way valves (3b, 4b) are switched to the closed state.
- the entire amount of hot water that has exited the first adsorption heat exchanger (32) flows to the second outlet (24), and the entire amount of cold water that has exited the second adsorption heat exchanger (42) flows to the first outlet (22).
- the second two-way valve (3b, 4b) malfunctions, two routes to the outlets of cold water and hot water are secured in advance, so that the flow of cold / hot water is blocked. No
- each third two-way valve (3c, 4c) is switched to the open state.
- a part of the hot water introduced from the first inlet (21) and a part of the cold water introduced from the second inlet (23) pass through the first adsorption heat exchanger (32) to the second outlet.
- the remaining hot water introduced from the first inlet (21) and the remaining cold water introduced from the second inlet (23) pass through the second adsorption heat exchanger (42) and the first outlet (22).
- the first adsorption heat exchanger (32) is slightly cooled by the flow of cold water.
- the second adsorption heat exchanger (42) is heated to some extent by the addition of a flow of hot water.
- each of the first two-way valves (3a, 4a) is set to the closed state from the state described above, and the air flow is switched. Switch to the 2nd flow state with 2-cycle operation.
- the hot water introduced from the first inlet (21) heats the adsorbent and the second air in the second adsorption heat exchanger (42) and flows to the first outlet (22).
- the second air is humidified.
- the cold water introduced from the second inlet (23) cools the adsorbent and the first air in the first adsorption heat exchanger (32) and flows to the second outlet (24). At that time, the first air is dehumidified.
- the second cycle operating force The switching to the first cycle operation is not shown, but each second second operating force is not shown.
- the direction valves (3b, 4b) are switched to the open state, and the fourth two-way valves (3d, 4d) are sequentially switched to the closed state.
- the third two-way valve (3c, 4c) is switched to the closed state.
- the air flow is switched so that the first air flows to the second adsorption heat exchanger (42) and the second air flows to the first adsorption heat exchanger (32). This completes the switch to the first cycle operation. In this manner, the first cycle operation and the second cycle operation are alternately switched, and the cooling and dehumidifying operation is continuously performed.
- indoor air (RA) is taken in as the first air and dehumidified, and then discharged to the outside of the room.
- Outdoor air (OA) is taken in as the second air and humidified, and then supplied to the room.
- RA indoor air
- OA Outdoor air
- the first air flows to the second adsorption heat exchanger (42), and the second air flows to the first adsorption heat exchanger (32).
- the heating / humidifying operation the switching operation similar to that in the cooling / dehumidifying operation is performed, and the first cycle operation and the second cycle operation are switched.
- Other configurations, operations, and effects are the same as those in the first embodiment.
- the state is switched to the intermediate state when switching between the first cycle operation and the second cycle operation in the second embodiment. That is, when switching from the first cycle operation to the second cycle operation, in the second embodiment, the two third two-way valves (3c, 4c) are switched from the state of FIG. 10 to the open state and switched to the state of FIG.
- the state force in FIG. 10 is switched to the intermediate state shown in FIG.
- the first two-way valve (4a) of the second passage (40) is switched to the closed state, and the inlet side branch passage of the second passage (40)
- the third two-way valve (4c) of (44) is switched to the open state and switched to the intermediate state.
- the cold water introduced from the second inlet (23) flows through the inlet side branch passage (44) to the first passage (30) and joins the hot water, and then the first adsorption heat exchanger (32 ).
- This first adsorption heat exchanger (32) is gradually cooled by the addition of a flow of cold water.
- neither hot water nor cold water flows through the second adsorption heat exchanger (42).
- the first air is cooled by the cold heat remaining in the second adsorption heat exchanger (42).
- the second adsorption heat exchange (42) on the user side is switched.
- the flow (supply) of hot water to is blocked.
- the third two-way valve (4c) of the first passage (30) inlet side branch passage (44) is opened, and the first passage (30)
- the first two-way valve (3a) is switched to the closed state, and the air flow is switched to perform the second cycle operation (see FIG. 12).
- the second air is humidified by the second adsorption heat exchanger (42), and the first air is dehumidified by the first adsorption heat exchanger (32).
- the first adsorption heat exchanger (32) heated in the first cycle operation is cooled by the cold water for a predetermined time in the intermediate state. It is cooled without being heated and supplied into the room. Therefore, it is possible to improve indoor comfort.
- the second cycle operating force is switched to the first cycle operation
- the second two-way valves (3b, 4b) are open and the third two-way valves (3c, 4c) are not shown.
- the first two-way valve (4a) of the second passage (40) is opened, and the third two-way valve (44) of the inlet side branch passage (44) of the second passage (40) ( 4c) is switched to the closed state and switched to the intermediate state.
- cold water and hot water flow to the second outlet (24) through the second adsorption heat exchanger (42).
- the first two-way valve (3a) of the first passage (30) is opened, and the inlet side branch of the first passage (30)
- the third two-way valve (3c) in the passage (44) is switched to the closed state, the first air flows to the second adsorption heat exchanger (42), and the second air flows to the first adsorption heat exchanger (32).
- the air flow is switched to flow to This completes the switch to the first cycle operation. Note that the switching operation similar to the above is also performed in the heating and humidifying operation.
- the flows of both cold water and hot water may be switched simultaneously in the intermediate state.
- the two first two-way valves (3a, 4a) are switched to the closed state, and at the same time, the two third two-way valves (3c, 4c) are switched to the opened state.
- the adsorption heat exchanger (32, 42) through which the first air circulates is gradually heated by the hot water, but since the cold heat remains, the first air is much reduced. It is supplied indoors without being heated. That is, the first air is not heated more than when the air flow is switched simultaneously with the flow of cold / hot water. The same applies to heating / humidifying operation.
- the humidity controller (10) of the third embodiment includes a bypass passage (36) having a bypass three-way valve (37) in the water circuit (20) of the first embodiment. It was added to 2 passages (40). That is, in this embodiment, the cold water bypass passage (36) is added to the cold water bypass passage (36) in addition to the hot water bypass passage (36).
- the bypass passage (36) has one end closer to the second inlet (23) than the inlet-side three-way valve (41) in the second passage (40). The other end is connected to the second outlet (24) side of the outlet three-way valve (43) in the second passage (40).
- the bypass three-way valve (37) is in a second state (shown by a broken line in FIG. 1) that flows toward the second outlet (24) as it is, with the cold hydraulic power flowing from the second inlet (23) to the bypass passage (36). State) and a first state (state indicated by a solid line in FIG. 1) returning to the second passage (40) again.
- bypass passage (36) bypasses the cold water introduced from the second inlet (23) by bypassing the first adsorption heat exchanger (32) and the second adsorption heat exchanger (42). It is configured so that it can flow to the second outlet (24).
- hot water is fixedly introduced from the first inlet (21)
- cold water is fixedly introduced from the second inlet (23). Therefore, in the present embodiment, a bypass passage (36) dedicated to hot water and a bypass passage (36) dedicated to cold water are provided.
- the water circuit (20) is switched to perform the first cycle operation. Specifically, the two bypass three-way valves (37) are both set to the first state. Thereafter, as shown in FIG. 15, the two bypass three-way valves (37) are switched to the second state.
- each outlet side three-way valve (33, 43) switches to the second state almost simultaneously. Can be replaced. That is, in this embodiment, as described above, the bypass passages (36) for the hot water and the cold water are provided, so even if each outlet side three-way valve (33, 43) malfunctions, the hot water In addition, it is possible to reliably prevent the flow of cold water from being interrupted. Therefore, the pipes can be prevented from bursting.
- the humidity controller (10) of the fourth embodiment is configured such that the water circuit (20) flows only in hot water.
- the water circuit (20) includes one hot water inlet (21) and one outlet (22).
- the water circuit (20) includes a first passage (30) similar to that of the first embodiment and a second passage (38) having a configuration changed from that of the first embodiment.
- the first passage (30) connects the inlet (21) and the outlet (22).
- the inlet side three-way valve (31), the first adsorption heat exchanger (32), and An outlet side three-way valve (33) is provided.
- the second passage (38) has a second adsorption heat exchanger (42) on the way, and is connected to the inlet side three-way valve (31) and the outlet side three-way valve (33).
- the hot water introduced from the inlet (21) is first adsorbed as shown in Fig. 19 by switching the inlet-side three-way valve (31) and the outlet-side three-way valve (33).
- the second cycle operation (second flow state) flowing to the outlet (22) is alternately performed.
- the inlet-side three-way valve (31) and the outlet-side three-way valve (33) constitute inlet-side switching means and outlet-side switching means that switch the hot water flow between the first flow state and the second flow state.
- the humidity control device (10) switches between cooling and dehumidifying operation and heating and humidifying operation. It is possible.
- FIG. 19 and FIG. 20 show the operation of the heating / humidifying operation.
- the outdoor air (OA) is taken as the second air into the first adsorption heat exchanger (32) or the second adsorption heat exchanger (42) through which hot water flows, Switch the air flow to supply indoors (see Figure 19 and Figure 20).
- the outdoor air (OA) is taken as the first air into the second adsorption heat exchanger (42) or the first adsorption heat exchanger (32) where hot water does not flow, and dehumidification is performed. After that, switch the air flow so that it is supplied indoors.
- the water circuit (20) is provided with a bypass passage (36).
- One end of the bypass passage (36) is connected to the inlet (21) side from the inlet side three-way valve (31) in the first passage (30), and the other end is connected to the outlet side three-way in the first passage (30).
- the bypass passage (36) is provided with a bypass two-way valve (37) which is a bypass cutoff valve.
- the bypass two-way valve (37) is switched to the open state. Subsequently, after switching the outlet-side three-way valve (33) to the second state, the inlet-side three-way valve (31) is switched to the second state. After that, the bypass two-way valve (37) is switched to the closed state and at the same time the air flow is switched.
- the air flow is switched simultaneously with the switching of the bypass two-way valve (37).
- the bypass two-way valve (37) is switched to the closed state and the force is maintained for a predetermined time. Later sky
- the air flow may be switched. That is, the intermediate state similar to that of the first embodiment is switched for a predetermined time after the bypass two-way valve (37) is switched to the closed state.
- the adsorption heat exchanger (32, 42) is heated in advance by hot water before the second air flows. Therefore, even immediately after switching the air flow, warm air can be reliably supplied into the room, so comfort is not impaired.
- the cold water introduced from the inlet (21) is converted into the first adsorption heat exchanger by switching between the inlet side three-way valve (31) and the outlet side three-way valve (33).
- the first cycle operation (state shown in Fig. 21) flowing to the outlet (22) through (32) and the cold water introduced from the inlet (21) flows to the second path (38) to enter the second adsorption heat exchanger.
- the second cycle operation (state of FIG. 22) flowing to the outlet (22) is alternately performed.
- the humidity control apparatus (10) can be switched between a cooling and dehumidifying operation and a heating and humidifying operation. 21 and 22 show the operation of the cooling and dehumidifying operation.
- bypass passage (36) One end of the bypass passage (36) is connected between the first adsorption heat exchanger (32) and the outlet side three-way valve (33) in the first passage (30), and the other end is the second passage. It is connected to the downstream side of the second adsorption heat exchanger (42) in (38). That is, the bypass passage (36) is connected to the downstream side of the first adsorption heat exchanger (32) and the downstream side of the second adsorption heat exchanger (42).
- a bypass two-way valve (37) which is a bypass shutoff valve, is placed in the middle of the binos passage (36). ) Is provided.
- the switching between the first cycle operation and the second cycle operation is the same as in the fourth embodiment.
- the first adsorption is performed because the outlet side three-way valve (33) is switched before the inlet side three-way valve (31).
- Cold water can flow as long as possible to the heat exchanger (32).
- a decrease in dehumidifying ability can be suppressed.
- the two-way valve for the no-pass (37) is opened in advance, even if the outlet side three-way valve (33) is switched, the first adsorption heat exchanger (32) that does not block the flow of cold water is discharged.
- the chilled water can flow through the bypass passage (36) to the second passage (38) and reliably flow to the outlet (22) through the outlet-side three-way valve (33). Therefore, high pressure can be prevented from acting on the pipe and the heat exchanger (32, 42).
- the bypass passage (36) may be connected to the upstream side of the first adsorption heat exchange (32) and the second adsorption heat exchanger (42), or the upstream side. And may be connected to the downstream side.
- the bypass two-way valve (37) may be switched to a closed state, and the air flow may be switched after a predetermined time.
- the adsorption heat exchanger (32, 42) is cooled in advance by cold water before the first air flows. Therefore, even immediately after switching the air flow, the cool air can be reliably supplied into the room, so that comfort is not impaired.
- the humidity control apparatus (10) of the fifth embodiment is configured such that the first embodiment uses four three-way valves (31, 33,%) As the flow path switching means. Instead of this, two four-way valves (3,4) are used as the flow path switching means. In this embodiment, cold water is fixedly introduced from the first inlet (21), and hot water is fixedly introduced from the second inlet (23).
- the water circuit (20) includes a first passage (30) having a first adsorption heat exchanger (32) in the middle and a second passage having a second adsorption heat exchanger (42) in the middle. 2 passages (40).
- the various branch passages (34, 35, 44, 45) in the first embodiment are omitted.
- the first four-way valve (3) is connected to the first adsorption heat exchanger (32) in the first passage (30). It is connected to the inlet (21) side and the second outlet (24) side of the second adsorption heat exchanger (42) in the second passage (40).
- the second four-way valve (4) is connected to the first outlet (22) side of the first adsorption heat exchange (32) in the first passage (30) and the second adsorption heat exchange (42) in the second passage (40). Is connected to the 2nd entrance (23) side.
- the first inlet (21) communicates with one end of the first adsorption heat exchanger (32) and one end of the second adsorption heat exchanger (42) and the second outlet (24) and the first inlet (21) communicate with one end of the second adsorption heat exchanger (42) and the first adsorption heat exchanger (32). It is configured to switch between a state in which one end of the pipe communicates with the second outlet (24) (the state indicated by a solid line in FIG. 24).
- the second four-way valve (4) communicates with the other end of the first adsorption heat exchanger (32) and the first outlet (22) and between the second inlet (23) and the second adsorption heat exchanger (42).
- the cold water is converted into the first adsorption heat exchanger.
- Perform the first cycle operation in which the hot water flows to the first outlet (22) through (32) and the hot water flows to the second outlet (24) through the second adsorption heat exchanger (42).
- the first adsorption heat exchanger (32) dehumidifies the first air
- the second adsorption heat exchanger (42) humidifies the second air.
- the first four-way valve (3) and the second four-way valve (4) are switched to the state shown by the solid line in FIG.
- the water circuit (20) causes the cold water to pass through the second adsorption heat exchanger (42).
- a second cycle operation is performed in which the hot water flows through the first adsorption heat exchanger (32) to the second outlet (24) through the first outlet (22).
- the second air is humidified by the first adsorption heat exchanger (32), and the first air is dehumidified by the second adsorption heat exchanger (42).
- the humidity control apparatus (10) can be switched between a cooling and dehumidifying operation and a heating and humidifying operation! 21 and 22 show the operation of the heating / humidifying operation.
- the water circuit (20) is provided with two bypass passages (36).
- the bypass passage (36) is connected to the first inlet (21) side from the first four-way valve (3) and the first outlet (22) from the second four-way valve (4) in the first passage (30). Connected between the side.
- the other no-pass passage (36) is connected to the second outlet (24) side from the first four-way valve (3) and the second inlet (23) side from the second four-way valve (4) in the second passage (40). Connected between and.
- Each bypass passage (36) is provided with a bypass two-way valve (37) which is a bypass cutoff valve.
- Each bypass two-way valve (37) is configured to switch from the closed state to the open state before switching the first four-way valve (3) and the second four-way valve (4).
- Cold and hot water flows through each bypass passage (36) to the first outlet (22) and the second outlet (24), so the flow of cold and hot water is not blocked. Therefore, the rupture of the piping can be prevented.
- Other configurations, operations, and effects are the same as those in the first embodiment. In the present embodiment, it is needless to say that a three-way valve may be used as the bypass two-way valve (37).
- the humidity control apparatus (10) of the sixth embodiment is such that the first embodiment is provided with a binos passage (36) and a bypass three-way valve (37) in the water circuit (20). Instead of this, two buffer tanks (39, 49) are provided.
- FIG. 25 and FIG. 26 show the first cycle operation and the second cycle operation during the cooling and dehumidifying operation.
- the buffer tanks (39, 49) are provided in the first passage (30) and the second passage (40), respectively.
- the kaffa tank (39) of the first passage (30) is provided on the upstream side of the first adsorption heat exchange (32) and is connected to the inlet side branch passage (44) of the second passage (40).
- the buffer tank (49) of the second passage (40) is provided on the upstream side of the second adsorption heat exchanger (42), and is connected to the inlet side branch passage (34) of the first passage (30). That is, each of these buffer tanks (3 9, 49) are provided on the upstream side of each outlet side three-way valve (33, 43), and are provided in a passage communicating with each inlet (21, 23) at least when the water flow is switched.
- the buffer tank (39, 49) constitutes a buffer container having a predetermined volume. Therefore, for example, when switching to the first cycle operating force and the second cycle operation in the first passage (30), the outlet side three-way valve (33) is normally switched to the second state, and the inlet side three-way valve ( In the case of 31) malfunction, hot water introduced from the first inlet (21) is stored in the notch tank (39). On the other hand, in the second passage (40), for example, when the outlet-side three-way valve (43) switches to the second state normally and the inlet-side three-way valve (41) malfunctions, the second inlet ( The cold water introduced from 23) is stored in the buffer tank (49). This suppresses the high pressure generated by blocking the water flow. As a result, the piping and the like can be protected from the high pressure cover.
- each buffer tank (39, 49) is provided upstream of the first adsorption heat exchanger (32) and the second adsorption heat exchanger (42).
- it may be provided on the downstream side of each adsorption heat exchanger (32, 42) !, and the upstream side of one adsorption heat exchanger (32, 42) and the other adsorption heat exchanger ( 42, 32) and downstream!
- the humidity control device (10) of the seventh embodiment is configured so that the fourth embodiment is provided with a binos passage (36) and a bypass three-way valve (37) in the water circuit (20). Instead of this, two buffer tanks (39, 49) are provided.
- FIG. 27 and FIG. 28 show the first cycle operation and the second cycle operation during the heating / humidifying operation.
- Each of the buffer tanks (39, 49) is provided in the first passage (30) and the second passage (38), respectively.
- the kaffa tank (39) of the first passage (30) is provided between the first adsorption heat exchange (32) and the inlet side three-way valve (31).
- the kaffa tank (49) of the second passage (40) is provided on the upstream side of the second adsorption heat exchanger (42). That is, each buffer The link (39, 49) is provided upstream of the outlet side three-way valve (33), and is provided in a passage communicating with the inlet (21) at least when the water flow is switched.
- the buffer tank (39, 49) constitutes a buffer container having a predetermined volume. Therefore, for example, when switching to the first cycle operating force and the second cycle operation, the outlet side three-way valve (33) switches to the second state normally, and the inlet side three-way valve (31) malfunctions. In this case, the hot water introduced from the first inlet (21) is stored in the buffer tank (39) of the first passage (30).
- each buffer tank (39, 49) is provided upstream of the first adsorption heat exchanger (32) and the second adsorption heat exchanger (42).
- it may be provided on the downstream side of each adsorption heat exchanger (32, 42) !, and the upstream side of one adsorption heat exchanger (32, 42) and the other adsorption heat exchanger ( 42, 32) and downstream!
- the humidity control apparatus (10) of the eighth embodiment is configured such that two water circuits (20) are connected in parallel in the first embodiment. Further, in this embodiment, one set of each inlet (21, 23) and outlet (22, 24) of cold / hot water common to the two water circuits (20a, 20b) is provided. That is, the hot water introduced from the first inlet (21) and the cold water introduced from the second inlet (23) branch and flow into the first water circuit (20a) and the second water circuit (20b).
- the humidity control apparatus (10) has a cooling and dehumidifying operation in the first water circuit (20a) and the second water circuit (20b). And heating / humidification operation. That is, the first water circuit (20a) and the second water circuit (20b) can be switched independently between the cooling and dehumidifying operation and the heating and humidifying operation. Also in this case, in each water circuit (20a, 20b), there is no possibility that the flow of cold / hot water is interrupted when switching between the first cycle operation and the second cycle operation. Other configurations, operations, and effects are the same as those in the first embodiment.
- the humidity controller (10) of the ninth embodiment is obtained by adding a third passage (46) having an air heat exchanger (47) to the water circuit (20) of the first embodiment. It is. Specifically, the third passage (46) is provided with an air heat exchanger (47) in the middle, and one end of the second passage (41) from the inlet side three-way valve (41) in the second passage (40). The other end is connected to the second outlet (24) side of the outlet three-way valve (43) in the second passage (40).
- This figure shows the operation during the cooling and dehumidifying operation.
- the air heat exchanger (47) is a sensible heat exchanger configured by a so-called cross fin type fin 'and' tube type heat exchanger.
- This air heat exchange (47) cold water flows during the cooling and dehumidifying operation, and hot water flows during the heating and humidifying operation.
- the air heat exchanger (47) also receives the first air dehumidified during the cooling and dehumidifying operation and the indoor air (RA) as the third air, while the second air humidified during the heating and humidifying operation flows. Both are configured so that room air (RA) flows as third air. Note that switching between the first cycle operation and the second cycle operation is the same as in the first embodiment in the cooling and dehumidifying operation and the heating and humidifying operation.
- the first air dehumidified by the first adsorption heat exchanger (32) or the second adsorption heat exchanger ⁇ (42) is cooled by the cold water by the air heat exchanger (47).
- the air is cooled and supplied to the room, and the third air is cooled by cold water by air heat exchange (47) and supplied to the room. Therefore, the cooling capacity is improved.
- the second air humidified by the first adsorption heat exchanger (32) or the second adsorption heat exchanger (42) is heated by hot water by the air heat exchange (47) and supplied to the room.
- the third air is heated by the air heat exchanger (47) with hot water and supplied to the room. Therefore, the heating capacity is improved.
- Other configurations, operations, and effects are the same as those in the first embodiment.
- the second air and the third air are separately taken in in the cooling and dehumidifying operation, and the first air and the third air are taken in separately in the heating and humidifying operation.
- a part of the first air may be flown to the air heat exchanger (47) as the third air.
- the third passage (46) having the air heat exchange (47) in the present embodiment is similarly applied to the water circuit (20) in the second embodiment.
- the first air after the dehumidification in Embodiment 9 or the second air after the humidification is caused to flow to the air heat exchanger (47).
- One air or humidified second air is supplied to the room as it is. That is, in the cooling and dehumidifying operation, the dehumidified first air is supplied to the room as it is, and the third air cooled by the air heat exchanger (47) is supplied to the room.
- the humidified second air is supplied to the room as it is, and the third air heated by the air heat exchange (47) is supplied to the room. Therefore, cooling capacity and heating capacity are improved.
- the third passage (46) having the air heat exchanger (47) in the present modification is similarly applied to the water circuit (20) in the second embodiment.
- the humidity control apparatus (10) of the tenth embodiment is configured as a circuit in which the water circuit (20) flows only in hot water.
- the water circuit (20) has one inlet (21) and one outlet (22) of hot water.
- the water circuit (20) includes a first passage (30) similar to that of the first embodiment and a second passage (38) having a configuration changed from that of the first embodiment.
- the first passage (30) connects the inlet (21) and the outlet (22).
- the second passage (38) has a second adsorption heat exchanger (42) in the middle, and is connected to the inlet side three-way valve (31) and the outlet side three-way valve (33).
- the hot water introduced from the inlet (21) passes through the first adsorption heat exchanger (32) by switching the inlet side three-way valve (31) and outlet side three-way valve (33).
- the first cycle operation (state shown in Fig. 32) flowing through the outlet (22) and the hot water introduced from the inlet (21) into the second passage (38)
- the second cycle operation (state of FIG. 33) flowing to the outlet (22) is alternately performed.
- the humidity control device (10) can be switched between a cooling and dehumidifying operation and a heating and humidifying operation.
- FIG. 32 and FIG. 33 show the operation of the heating / humidifying operation.
- the air flow is switched so that the second air humidified by the first adsorption heat exchanger (32) or the second adsorption heat exchanger (42) through which hot water flows is supplied to the room. (See Figure 32 and Figure 33).
- air is supplied so that the first air dehumidified by the second adsorption heat exchanger (42) or the first adsorption heat exchanger (32) is supplied to the room without flowing hot water. Switch the flow.
- the water circuit (20) switches the inlet side three-way valve (31) and the outlet side three-way valve (33), that is, switches the flow of hot water for a predetermined time. After the elapse of time, the air flow is switched. Therefore, the first adsorption heat exchange (32) or the second adsorption heat exchanger (42), which has dehumidified the first air during the predetermined time, is heated in advance. 2Air is immediately heated and supplied into the room. Thereby, the comfort in the room is improved.
- the hydraulic circuit (20) in which the water circuit (20) of Embodiment 10 is configured as a circuit through which only hot water flows is configured as a circuit through which only cold water flows. It is. That is, in the water circuit (20), the cold water introduced from the inlet (21) passes through the first adsorption heat exchanger (32) by switching between the inlet side three-way valve (31) and the outlet side three-way valve (33). Then, the first cycle operation (state shown in Fig. 34) flowing to the outlet (22) and the cold water introduced from the inlet (21) flows to the second passage (38) and passes through the second adsorption heat exchanger (42). After passing, the second cycle operation (state of FIG.
- FIG. 35 shows the operation of the cooling and dehumidifying operation.
- the air flow is switched so that the first air dehumidified by the first adsorption heat exchanger (32) or the second adsorption heat exchanger (42) through which cold water flows is supplied to the room. (See Figure 34 and Figure 35).
- cold water flows.
- the air flow is switched so that the second air humidified by the second adsorption heat exchanger (42) or the first adsorption heat exchanger (32) is supplied into the room.
- the water circuit (20) switches the inlet-side three-way valve (31) and the outlet-side three-way valve (33), that is, switches the flow of cold water for a predetermined time. After the elapse of time, the air flow is switched. Therefore, the first adsorption heat exchange (32) or the second adsorption heat exchanger (42) that has humidified the second air during the predetermined time is cooled in advance, so that after the air flow is switched, 1 Air is immediately cooled and supplied to the room. Thereby, the comfort in the room is improved.
- the humidity control apparatus (10) of the eleventh embodiment is replaced with the inlet side three-way valve (31) and the outlet side three-way valve (33) in the water circuit (20) of the tenth embodiment.
- a plurality of two-way valves are used. That is, the first passage (30) is provided with the first two-way valve (3a) and the second two-way valve (3b) on the upstream side and the downstream side of the first adsorption heat exchanger (32), respectively. Yes.
- the second passage (38) is provided with a third two-way valve (3c) and a fourth two-way valve (3d) on the upstream side and the downstream side of the second adsorption heat exchanger (42), respectively. Speak.
- the water circuit (20) includes a third two-way valve (3c) and a fourth two-way valve (3d), with the first two-way valve (3a) and the second two-way valve (3b) open.
- the first two-way valve (3a) and the second two-way valve (3b) are closed, the third two-way valve (3c) and the fourth two-way valve (3d) Switches to the state where each is set to open. That is, in the water circuit (20), the first cycle operation in which the hot water introduced from the inlet (21) flows to the outlet (22) through the first adsorption heat exchanger (32) (state shown in Fig. 36).
- the humidity control device (10) can be switched between a cooling and dehumidifying operation and a heating and humidifying operation.
- FIG. 36 and FIG. 37 show the operation of the heating / humidifying operation.
- the water circuit (20) in the case of the heating and humidifying operation, is configured to switch the flow of air after a predetermined time has elapsed after switching the flow of hot water. Therefore, after the air flow is switched, the second air is immediately heated and supplied to the room. Be paid. Thereby, the comfort in the room is improved.
- the water circuit (20) is configured as a circuit that flows only cold water instead of hot water, the water circuit (20) is configured to switch the air flow after a predetermined time has elapsed since the cold water flow was switched.
- the installation position of the binos passage (36) is set upstream and downstream of the first adsorption heat exchanger (32) as in the modification of the fourth embodiment. It may be connected to either one of the upstream side and the downstream side of the second adsorption heat exchanger (42).
- the bypass three-way valve (37) is configured as a two-way valve.
- the present invention is useful as a humidity control apparatus including a water circuit having an adsorption heat exchanger.
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- General Engineering & Computer Science (AREA)
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP06730109.3A EP1890088A4 (en) | 2005-03-31 | 2006-03-27 | CONDITIONER OF MOISTURE |
CN2006800105863A CN101151493B (zh) | 2005-03-31 | 2006-03-27 | 湿度控制装置 |
US11/887,247 US8033532B2 (en) | 2005-03-31 | 2006-03-27 | Humidifier |
AU2006231190A AU2006231190B2 (en) | 2005-03-31 | 2006-03-27 | Humidifier |
Applications Claiming Priority (2)
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JP2005103777A JP3879763B2 (ja) | 2005-03-31 | 2005-03-31 | 調湿装置 |
JP2005-103777 | 2005-03-31 |
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WO2006106630A1 true WO2006106630A1 (ja) | 2006-10-12 |
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PCT/JP2006/306161 WO2006106630A1 (ja) | 2005-03-31 | 2006-03-27 | 調湿装置 |
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US (1) | US8033532B2 (ja) |
EP (1) | EP1890088A4 (ja) |
JP (1) | JP3879763B2 (ja) |
KR (1) | KR100949882B1 (ja) |
CN (1) | CN101151493B (ja) |
AU (1) | AU2006231190B2 (ja) |
WO (1) | WO2006106630A1 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3864982B2 (ja) * | 2005-05-30 | 2007-01-10 | ダイキン工業株式会社 | 空調システム |
JP2009109124A (ja) * | 2007-10-31 | 2009-05-21 | Daikin Ind Ltd | 調湿装置 |
DE102010024624B4 (de) | 2010-06-22 | 2016-03-31 | Robert Bosch Gmbh | Verfahren zum Betrieb einer Sorptionswärmetauscheranlage und Sorptionswärmetauscheranlage hierfür |
US9234665B2 (en) | 2010-06-24 | 2016-01-12 | Nortek Air Solutions Canada, Inc. | Liquid-to-air membrane energy exchanger |
US8915092B2 (en) | 2011-01-19 | 2014-12-23 | Venmar Ces, Inc. | Heat pump system having a pre-processing module |
US9810439B2 (en) | 2011-09-02 | 2017-11-07 | Nortek Air Solutions Canada, Inc. | Energy exchange system for conditioning air in an enclosed structure |
US9816760B2 (en) | 2012-08-24 | 2017-11-14 | Nortek Air Solutions Canada, Inc. | Liquid panel assembly |
US9057531B2 (en) | 2012-09-25 | 2015-06-16 | Chin-Cheng Huang | Thermal humidifier |
US9109808B2 (en) | 2013-03-13 | 2015-08-18 | Venmar Ces, Inc. | Variable desiccant control energy exchange system and method |
US9772124B2 (en) | 2013-03-13 | 2017-09-26 | Nortek Air Solutions Canada, Inc. | Heat pump defrosting system and method |
US10352628B2 (en) | 2013-03-14 | 2019-07-16 | Nortek Air Solutions Canada, Inc. | Membrane-integrated energy exchange assembly |
US10584884B2 (en) | 2013-03-15 | 2020-03-10 | Nortek Air Solutions Canada, Inc. | Control system and method for a liquid desiccant air delivery system |
US11408681B2 (en) | 2013-03-15 | 2022-08-09 | Nortek Air Solations Canada, Iac. | Evaporative cooling system with liquid-to-air membrane energy exchanger |
CA2958480C (en) | 2014-08-19 | 2022-10-25 | Nortek Air Solutions Canada, Inc. | Liquid to air membrane energy exchangers |
US11092349B2 (en) | 2015-05-15 | 2021-08-17 | Nortek Air Solutions Canada, Inc. | Systems and methods for providing cooling to a heat load |
US11143430B2 (en) | 2015-05-15 | 2021-10-12 | Nortek Air Solutions Canada, Inc. | Using liquid to air membrane energy exchanger for liquid cooling |
KR101667979B1 (ko) * | 2015-06-19 | 2016-10-21 | 한국생산기술연구원 | 제습 및 가습 기능을 갖는 공기조화기와 이를 이용한 제습냉방 및 가습난방 방법 |
WO2016207864A1 (en) | 2015-06-26 | 2016-12-29 | Nortek Air Solutions Canada, Inc. | Three-fluid liquid to air membrane energy exchanger |
CN105588244A (zh) * | 2016-01-29 | 2016-05-18 | 北京科技大学 | 立式多级吸附式新风处理塔 |
SG11201807692VA (en) | 2016-03-08 | 2018-10-30 | Nortek Air Solutions Canada Inc | Systems and methods for providing cooling to a heat load |
US11892193B2 (en) | 2017-04-18 | 2024-02-06 | Nortek Air Solutions Canada, Inc. | Desiccant enhanced evaporative cooling systems and methods |
JP7036491B2 (ja) * | 2018-04-11 | 2022-03-15 | 前田建設工業株式会社 | 調湿装置 |
CN111912144A (zh) * | 2019-05-07 | 2020-11-10 | 开利公司 | 热交换装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04132311U (ja) * | 1991-05-23 | 1992-12-08 | 清男 小林 | 床暖房装置 |
JPH0658642A (ja) * | 1992-08-07 | 1994-03-04 | Daikin Ind Ltd | 吸着式空気調和装置 |
JPH07265649A (ja) * | 1994-03-31 | 1995-10-17 | Kobe Steel Ltd | 乾式除湿装置 |
JP2003251354A (ja) * | 2001-12-27 | 2003-09-09 | Sanyo Electric Co Ltd | 水処理装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE425219B (sv) * | 1980-09-12 | 1982-09-13 | Jacob Weitman | Sett och anordning att rena en forsmutsad gas, exempelvis procrssfranluft, och att dervid styra temperaturen och relativa fuktigheten |
US5088295A (en) * | 1990-07-30 | 1992-02-18 | Carrier Corporation | Air conditioner with dehumidification mode |
US5237833A (en) * | 1991-01-10 | 1993-08-24 | Mitsubishi Denki Kabushiki Kaisha | Air-conditioning system |
US5510087A (en) * | 1994-07-05 | 1996-04-23 | The Babcock & Wilcox Company | Two stage downflow flue gas treatment condensing heat exchanger |
US5453223A (en) * | 1994-09-12 | 1995-09-26 | Acma Limited | Method of air cooling and heat exchange apparatus |
CN2495363Y (zh) * | 2001-02-26 | 2002-06-19 | 杭州汉业气源净化设备有限公司 | 压缩空气的净化干燥装置 |
US6446942B1 (en) * | 2001-05-02 | 2002-09-10 | Ming-Kun Tsai | Cooling tower |
JP2004060954A (ja) | 2002-07-26 | 2004-02-26 | Daikin Ind Ltd | 調湿装置 |
JP3861902B2 (ja) * | 2004-09-09 | 2006-12-27 | ダイキン工業株式会社 | 調湿装置 |
US7770405B1 (en) * | 2005-01-11 | 2010-08-10 | Ac Dc, Llc | Environmental air control system |
-
2005
- 2005-03-31 JP JP2005103777A patent/JP3879763B2/ja not_active Expired - Fee Related
-
2006
- 2006-03-27 CN CN2006800105863A patent/CN101151493B/zh not_active Expired - Fee Related
- 2006-03-27 WO PCT/JP2006/306161 patent/WO2006106630A1/ja active Application Filing
- 2006-03-27 US US11/887,247 patent/US8033532B2/en not_active Expired - Fee Related
- 2006-03-27 KR KR1020077025036A patent/KR100949882B1/ko not_active IP Right Cessation
- 2006-03-27 EP EP06730109.3A patent/EP1890088A4/en not_active Withdrawn
- 2006-03-27 AU AU2006231190A patent/AU2006231190B2/en not_active Ceased
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04132311U (ja) * | 1991-05-23 | 1992-12-08 | 清男 小林 | 床暖房装置 |
JPH0658642A (ja) * | 1992-08-07 | 1994-03-04 | Daikin Ind Ltd | 吸着式空気調和装置 |
JPH07265649A (ja) * | 1994-03-31 | 1995-10-17 | Kobe Steel Ltd | 乾式除湿装置 |
JP2003251354A (ja) * | 2001-12-27 | 2003-09-09 | Sanyo Electric Co Ltd | 水処理装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1890088A4 * |
Also Published As
Publication number | Publication date |
---|---|
AU2006231190B2 (en) | 2009-12-03 |
JP2006284079A (ja) | 2006-10-19 |
CN101151493A (zh) | 2008-03-26 |
AU2006231190A1 (en) | 2006-10-12 |
KR100949882B1 (ko) | 2010-03-25 |
US20090267243A1 (en) | 2009-10-29 |
KR20070116941A (ko) | 2007-12-11 |
JP3879763B2 (ja) | 2007-02-14 |
US8033532B2 (en) | 2011-10-11 |
CN101151493B (zh) | 2013-09-11 |
EP1890088A4 (en) | 2014-02-19 |
EP1890088A1 (en) | 2008-02-20 |
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