WO2010004762A1 - Dispositif de régulation d'humidité - Google Patents

Dispositif de régulation d'humidité Download PDF

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Publication number
WO2010004762A1
WO2010004762A1 PCT/JP2009/003237 JP2009003237W WO2010004762A1 WO 2010004762 A1 WO2010004762 A1 WO 2010004762A1 JP 2009003237 W JP2009003237 W JP 2009003237W WO 2010004762 A1 WO2010004762 A1 WO 2010004762A1
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WO
WIPO (PCT)
Prior art keywords
water
active species
storage tank
air
supply region
Prior art date
Application number
PCT/JP2009/003237
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English (en)
Japanese (ja)
Inventor
田中利夫
大堂維大
茂木完治
香川謙吉
Original Assignee
ダイキン工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ダイキン工業株式会社 filed Critical ダイキン工業株式会社
Priority to JP2010519656A priority Critical patent/JP5287857B2/ja
Priority to EP09794209A priority patent/EP2309195A1/fr
Priority to CN200980125847XA priority patent/CN102077030B/zh
Priority to US13/002,053 priority patent/US20110114740A1/en
Publication of WO2010004762A1 publication Critical patent/WO2010004762A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
    • F24F6/08—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using heated wet elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
    • F24F6/16—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using rotating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F2006/006—Air-humidification, e.g. cooling by humidification with water treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/34—Heater, e.g. gas burner, electric air heater

Definitions

  • the present invention relates to a humidity control apparatus.
  • an ozone gas outlet is formed at the bottom of a water tank, and a porous plate having substantially uniform pores is provided above the outlet.
  • ozone gas bubbles blown out from the bottom outlet are uniformly diffused in the water tank by passing through substantially uniform pores of the porous plate, thereby purifying the entire water tank. ing.
  • JP 2001-153409 A Japanese Patent Laid-Open No. 6-178898
  • the purification device described in Patent Document 2 may not be able to collect ozone well when the water level in the water tank fluctuates.
  • the water level in the water tank is substantially constant and the ozone outlet is always immersed in water.
  • dissolve in water after flowing out from an outflow port is collected by a collection container, when rising to a water surface by buoyancy.
  • the water in the water tank of the humidity control apparatus is used for air humidification, and the water level gradually decreases. Therefore, the outlet is positioned above the water surface. If ozone flows out from the outlet in this state, ozone is diffused in the air, and a part of the ozone flowing out from the outlet is released into the atmosphere without being collected in the collection container.
  • an ozone decomposition catalyst for decomposing ozone on the upstream side or downstream side of the blower fan, and the air on the upstream side or downstream side of the blower fan. Since an ozonolysis catalyst having a large surface area that covers the passage is required, it is disadvantageous in terms of cost.
  • humidified air containing moisture passes through the ozone decomposition catalyst, so it is necessary to select and use a water-resistant catalyst, which increases costs. Furthermore, since the air blown by the blower fan is configured to pass through the catalyst, there is a possibility that pressure loss occurs and the blowing performance is lowered.
  • the present invention has been made in view of such points, and an object thereof is to efficiently purify water in a storage tank while suppressing release of active species into the atmosphere.
  • the present invention divides the inside of the storage tank into a supply region and a humidification region by a partition member, covers the periphery of the supply region, and supplies active species only to the supply region.
  • the present invention includes a storage tank (41) for storing water, and a humidification mechanism (43) for humidifying the air by applying water in the storage tank (41) to the air.
  • a storage tank (41) for storing water
  • a humidification mechanism (43) for humidifying the air by applying water in the storage tank (41) to the air.
  • the humidification mechanism (43) is disposed in the discharge treatment section (51) where discharge is performed so as to generate active species and the storage tank (41), so that water is in the air.
  • the water is partitioned in a horizontal direction into a humidifying region (31) to be applied to and a supply region (32) in which the active species generated in the discharge treatment unit (51) are supplied and water is purified by the active species,
  • a partition member (25) having a communication passage (33) for circulating water purified in the supply region (32) to the humidification region (31), and supply in the storage tank (41)
  • a covering member (26) covering the upper portion of the region (32).
  • discharge is performed in the discharge processing section (51) to generate active species.
  • This active species is supplied to the supply region (32) in the storage tank partitioned by the partition member (25).
  • the active species supplied to the supply region (32) is suppressed from being released out of the storage tank (41) by the partition member (25) and the covering member (26), and the water stored in the supply region (32) is reduced.
  • Purified The water purified by the active species flows from the supply area (32) toward the humidification area (31) through the communication path (33).
  • the storage tank (41) is partitioned into the supply region (32) and the humidification region (31), and the active species is supplied only to the supply region (32), so that the partition member (25) and the cover are covered. Since the release of the active species to the outside is suppressed by the member (26), even when the humidity control device is used for a long time in a sealed room, the ozone concentration in the room will not exceed the environmental standard due to the ozone contained in the active species. It is preferable not to exceed.
  • the entire storage tank (41) can efficiently purify water.
  • the active species generated in the discharge processing section (51) is covered by the covering member (26).
  • the stored water is supplied to a space above the surface of the water.
  • the active species are supplied to the space above the water level of the stored water in the supply region (32) covered with the covering member (26) by the discharge processing section (51). For this reason, compared with the case where the active species are directly supplied to the water in the supply region (32), the active species can be fed into the supply region (32) by using a pump having a low discharge pressure. This is advantageous in terms of cost and long life.
  • a gas-liquid mixing mechanism that mixes air containing active species supplied to the supply region (32) and water stored in the supply region (32).
  • the air containing the active species and the stored water are mixed in the supply region (32) by the gas-liquid mixing mechanism (66).
  • the air containing the active species supplied in the supply region (32) can be mixed with water to efficiently remove germs and harmful substances in the water, thereby promoting water purification.
  • air is blown to the discharge processing section (51) to the supply region (32) of the storage tank (41).
  • a blower mechanism (64) for supplying air containing active species is provided.
  • air is blown to the discharge processing section (51) by the blowing mechanism (64). And the air containing an active species is supplied toward the supply area
  • the covering member (26) is provided in a space above the water surface of the water supplied to the supply region (32) and stored in the supply region (32).
  • An exhaust port (34) is provided for exhausting the air containing the staying active species.
  • the covering member (26) includes an air circulation path (65) for circulating the air containing the staying active species to the air blowing mechanism (64) through the exhaust port (34). It is what.
  • the covering member (26) is provided with an exhaust port (34) for exhausting air containing active species supplied to the supply region (32). Then, the air containing the active species staying in the space above the surface of the stored water in the supply region (32) circulates from the exhaust port (34) to the blower mechanism (64) through the air circulation path (65). Is done. For this reason, the active species are circulated between the supply region (32) and the blower mechanism (64) and used without waste, thereby reducing the amount of active species generated in the discharge treatment unit (51) and reducing the water purification efficiency. Can be improved. Furthermore, since it is possible to shorten the operation time of the discharge processing unit (51) and the air blowing mechanism (64) necessary for ensuring the water purification performance, it is advantageous for power saving.
  • the covering member (26) is supplied to the supply area (32) and stored in the supply area (32).
  • An exhaust port (34) for exhausting air containing active species that stays in a space above the water surface is provided.
  • the said covering member (26) is arrange
  • the ozone decomposition catalyst (37) that decomposes the ozone component contained in the active species is disposed in the exhaust port (34). For this reason, the active species ozone component staying in the space above the surface of the stored water in the supply region (32) is decomposed by the ozone decomposition catalyst (37) and then released out of the storage tank (41). Therefore, even when the humidity control apparatus is used for a long time in a sealed room, the ozone concentration in the room does not exceed the environmental standard due to ozone contained in the active species.
  • the water in the storage tank (41) is agitated, and the water in the supply region (32) is supplied to the communication passage (33).
  • the water in the storage tank (41) is stirred by the stirring mechanism (35).
  • the agitated water is forced to flow from the supply region (32) toward the humidification region (31) through the communication path (33).
  • the water in the supply area (32) purified by the active species is distributed toward the humidification area (31) without staying in the supply area (32), thereby removing germs and harmful substances in the water.
  • water quality purification of the water can be efficiently performed as the entire storage tank (41).
  • the eighth invention is characterized in that, in any one of the first to seventh inventions, the discharge operation by the discharge processing section (51) is performed intermittently.
  • the discharge operation by the discharge processing section (51) is performed intermittently.
  • water purification performance can be ensured with a minimum amount of power, which is advantageous in terms of power saving.
  • the discharge processing section (51) Even if the discharge operation is stopped, the recovered active species are continuously supplied into the water and the water is purified. Therefore, the active species are consumed at the time of water purification treatment, or the active species are gradually reduced due to natural annihilation, etc. If the discharge operation is performed, it is advantageous for saving power. In addition, by reducing the discharge time, dirt is less likely to adhere to the discharge electrode, and the discharge electrode is less likely to be worn, thereby extending the life of the discharge electrode.
  • the discharge processing unit (51) In order to intermittently perform the discharge operation by the discharge processing unit (51), it is conceivable to perform feedback control by measuring the concentration of active species in real time with a sensor or the like. If the concentration reduction rate of the active species is calculated in advance, and the discharge operation is controlled intermittently when the active species falls below the predetermined concentration, there is no need to provide a separate sensor for concentration measurement. It is advantageous for reduction.
  • the ninth invention is characterized in that, in the fourth or fifth invention, the air blowing operation by the air blowing mechanism (64) is intermittently performed.
  • the blowing operation by the blowing mechanism (64) is performed intermittently.
  • water purification performance can be ensured with a minimum amount of power, which is advantageous in terms of power saving.
  • the active species supplied to the space above the surface of the water stored in the supply region (32) is gradually mixed into water by the gas-liquid mixing mechanism (66) or the like. If it is a structure, even if the ventilation operation
  • the active species are consumed at the time of water purification treatment, or the active species are gradually reduced due to natural annihilation, etc.
  • water purification performance can be ensured with a minimum amount of power, which is advantageous for power saving and extending the life of the blowing mechanism (64).
  • movement sound of the ventilation fan which comprises a ventilation mechanism (64), or a ventilation pump can be reduced by performing intermittent operation.
  • the storage tank (41) is horizontally divided into a supply region (32) and a humidification region (31) and covers the upper side of the supply region (32), and only the supply region (32) is active.
  • the ozone concentration does not exceed environmental standards.
  • the entire storage tank (41) can efficiently purify water.
  • FIG. 1 is a perspective view illustrating an overall configuration of a humidity control apparatus according to an embodiment and a state in which a storage tank is pulled out from a casing.
  • FIG. 2 is a side cross-sectional view showing the internal configuration of the humidity control apparatus.
  • FIG. 3 is a side sectional view showing the internal configuration of the active species supply unit and the storage tank.
  • FIG. 4 is a side cross-sectional view showing the internal configuration of the active species supply unit and the storage tank of the first modification.
  • FIG. 5 is a side cross-sectional view showing the internal configuration of the active species supply unit and the storage tank of Modification 2.
  • FIG. 6 is a side cross-sectional view showing the internal configuration of the active species supply unit and the storage tank of the second embodiment.
  • FIG. 7 is a side sectional view showing the internal configuration of the active species supply unit and the storage tank of the third embodiment.
  • FIG. 1 is a perspective view showing a configuration of a humidity control apparatus according to Embodiment 1 of the present invention
  • FIG. 2 is a side sectional view showing an internal configuration of the humidity control apparatus.
  • the humidity control apparatus (10) is configured to be capable of operating to humidify the room air while purifying the room air.
  • the humidity control device (10) has a resin casing (11).
  • the casing (11) is formed in a substantially rectangular parallelepiped shape, and the front surface (left end surface in FIG. 2) is constituted by a front panel (11a).
  • a suction port (12) for introducing air into the casing (11) is formed at the front of the left and right sides of the casing (11) (see FIG. 1). Moreover, the blower outlet (13) for blowing the air in a casing (11) out of a casing (11) is formed in the upper part and the back side of a casing (11). An air passage (14) through which air flows from the suction port (12) toward the blowout port (13) is formed inside the casing (11).
  • the humidity control device (10) includes an air purification unit (20) and a humidification unit (in order) from the upstream side to the downstream side of the air flow in the air passage (14). 40) and a centrifugal fan (15), and an active species supply unit (50) is arranged.
  • the air purification unit (20) is for purifying air, and has a prefilter (21), an ionization part (22), and a pleat filter (23).
  • the pre-filter (21) constitutes a dust collecting filter that captures relatively large dust contained in the air.
  • the ionization part (22) constitutes a dust charging means for charging dust in the air.
  • the ionization part (22) is provided with, for example, a linear electrode and a plate-like electrode facing the linear electrode.
  • the ionization unit (22) is configured to apply a voltage from a power source (not shown) to both electrodes to cause corona discharge and charge dust in the air to a predetermined charge (positive or negative charge). Yes.
  • the pleated filter (23) constitutes a corrugated electrostatic filter. That is, the pleated filter (23) electrically attracts and captures the dust charged by the ionization part (22). Note that a deodorizing material such as a photocatalyst may be supported on the pleated filter (23).
  • the humidification unit (40) is pumped up by a storage tank (41) for storing water, a water wheel (42) for pumping water in the storage tank (41), and a water wheel (42).
  • a humidifying rotor (43) that constitutes a humidifying mechanism for applying water to the air, and a drive motor (44) for rotationally driving the humidifying rotor (43).
  • the humidification unit (40) includes a heater (48) for heating the humidification rotor (43).
  • the storage tank (41) is installed in a lower space in the casing (11) and is configured to be freely inserted and removed through an outlet (11b) of the casing (11) (see FIG. 1). Thereby, the user can replenish the water (for example, tap water) for humidification suitably in the storage tank (41).
  • water for example, tap water
  • the storage tank (41) is constituted by a horizontally long container having an upper opening.
  • the humidifying unit (40) is arranged by the partition member (25) so that water is given to the air, and the active species supply unit (50) supplies the active species.
  • a covering member (26) that covers the upper space is provided above the supply region (32).
  • the cover member (26) is provided between the upper end of the side wall of the storage tank (41) and the upper end of the partition member (25).
  • the supply region (32) is surrounded by a partition member (25) and a covering member (26).
  • an air outlet (41a) communicating with the supply region (32) surrounded by the partition member (25) and the covering member (26) is formed.
  • a transport pipe (63) of an active species supply unit (50) to be described later is connected to the upstream side of the blower outlet (41a).
  • An outlet nozzle (45) extending downward along the side wall of the storage tank (41) is connected to the downstream side of the outlet (41a). That is, the transfer pipe (63) and the blow nozzle (45) are connected to the blow outlet (41a) with the side wall of the storage tank (41) interposed therebetween. Active species are blown into the water in the supply region (32) of the storage tank (41) from the blowout port (41a) through the blowout nozzle (45).
  • the lower end of the partition member (25) is located above the bottom surface of the storage tank (41), and a gap is provided between the partition member (25) and the bottom surface of the storage tank (41).
  • This gap constitutes a communication path (33) through which water purified in the supply area (32) flows to the humidification area (31). That is, the partition member (25) has a communication path (33) in its underwater portion.
  • the exhaust member (34) is formed in the covering member (26).
  • the exhaust port (34) exhausts air containing active species that is supplied to the supply region (32) and stays in a space above the surface of the water stored in the supply region (32).
  • the covering member (26) includes a dehumidifying agent (36) and an ozone decomposition catalyst (37) that are sequentially stacked above the exhaust port (34).
  • the dehumidifying agent (36) is for removing moisture in the air containing active species
  • the ozone decomposition catalyst (37) is for decomposing and removing ozone components contained in the active species.
  • the dehumidifying agent (36) and the ozone decomposition catalyst (37) are engaged with the periphery of the upper surface of the ozone decomposition catalyst (37) and surround the side wall periphery of the dehumidifying agent (36) and the ozone decomposition catalyst (37). Is held by.
  • a dehumidifying agent (36) the material excellent in dehumidification performance, such as a silica gel, can be used, for example.
  • the upper opening of the humidification area (31) of the storage tank (41) is closed by a lid member (46) having an outer shape corresponding to the upper peripheral edge of the storage tank (41) and the partition member (25).
  • the water in the region (31) is prevented from evaporating and being released into the atmosphere.
  • the water wheel (42) is formed in a substantially disk shape, and a rotating shaft (42a) projects from the axial center portion thereof.
  • the rotating shaft (42a) is rotatably supported by a bearing member (not shown) erected on the bottom surface of the storage tank (41).
  • the water turbine (42) is provided so that a part (a predetermined part including the lower end) is immersed in the water in the humidification region (31) of the storage tank (41).
  • a plurality of recesses (42b) are formed around the axis on the rear side surface (side surface facing the humidification rotor (43)) of the water wheel (42).
  • the plurality of recesses (42b) are arranged at equal intervals in the circumferential direction at the radially outer end of the water turbine (42).
  • Each recessed part (42b) alternately displaces the position immersed in the water in a storage tank (41), and the position pulled out from water during rotation operation of a water wheel (42).
  • a gear (42c) is integrally formed on the rear side surface of the water wheel (42) at a portion near the axis.
  • the gear (42c) is configured to mesh with the driven gear (43a) of the humidification rotor (43).
  • the humidification rotor (43) has a disk-like adsorption member (43b) and an annular driven gear (43a) formed on the outer peripheral surface of the adsorption member (43b).
  • the adsorbing member (43b) is made of a highly hygroscopic nonwoven fabric in order to adsorb moisture.
  • the humidification rotor (43) is rotatably held via a rotation shaft at a position higher than the water level when the storage tank (41) is full. Moreover, the humidification rotor (43) is arrange
  • the drive motor (44) is connected to the driven gear (43a) of the humidification rotor (43) through power transmission means (not shown) such as gears. Thereby, the rotational force of the drive motor (44) is transmitted to the driven gear (43a) of the humidification rotor (43) via the power transmission means to rotate the driven gear (43a). Further, when the driven gear (43a) rotates, the gear (42c) meshing with the driven gear (43a) rotates, and the water wheel (42) rotates with this.
  • the heater (48) is disposed close to the upper end of the upstream side surface of the humidification rotor (43).
  • the heater (48) is configured to be able to heat the air flowing into the humidification rotor (43).
  • the active species supply unit (50) supplies and purifies active species such as radicals, excited molecules, and ozone to the water in the supply region (32) of the storage tank (41) supplied to the humidification rotor (43). Is to do.
  • the active species supply unit (50) includes a discharge processing unit (51) as active species generating means, and supplies the active species generated in the discharge processing unit (51) to the storage tank (41).
  • a conveyance path (55) that leads into the area (32), and a blower pump (64) for blowing active species into the supply area (32) of the storage tank (41) via the conveyance path (55) ing.
  • the blower pump (64) constitutes a blower mechanism according to the present invention.
  • the discharge treatment section (51) is disposed in the active species generation chamber (62). Connected to the active species generation chamber (62) are an introduction pipe (61) for introducing air into the active species generation chamber (62) and a transfer pipe (63) forming a transfer path (55). Yes.
  • the inlet pipe (61) has an inflow end opened to the air passage (14), and a blower pump (64) is connected to the middle of the pipe. A part of the air flowing through the air passage (14) is branched and introduced into the introduction pipe (61).
  • the discharge processing section (51) is configured to generate active species by streamer discharge.
  • the discharge processing part (51) has a rod-shaped electrode (52) and a plate electrode (53).
  • the rod-like electrode (52) is supported by a substrate (52a) provided in the active species generation chamber (62) via a support plate (52b).
  • the rod-like electrode (52) is formed in an elongated line shape and has a substantially circular longitudinal section.
  • the flat plate electrode (53) is formed in a flat plate shape.
  • the rod-shaped electrode (52) and the flat plate electrode (53) are arranged so as to be parallel to each other.
  • the tip of the rod-shaped electrode (52) faces the flat plate electrode (53).
  • the rod-like electrode (52) is connected to the positive side of the power source (18), and the flat plate electrode (53) is connected to the negative side (or ground side) of the power source (18).
  • a potential difference is applied from the power source (18) to both electrodes (52, 53)
  • streamer discharge occurs from the tip of the rod-shaped electrode (52) toward the flat plate electrode (53).
  • molecules such as oxygen, nitrogen, and water in the air undergo ionization and excitation, and a large amount of active species such as radicals and excited molecules are generated.
  • a DC high voltage is preferably supplied from the power source (18) to the discharge processing unit (51), and so-called constant current control is preferably performed so that the discharge current is constant.
  • the active species supply unit (50) the active species are generated in the discharge processing section (51), and the active species are sent out through the transfer tube (63).
  • This active species is blown out as bubbles from the outlet (41a) of the storage tank (41) into the water in the supply region (32) of the storage tank (41) through the outlet nozzle (45). 32) The water inside is purified.
  • the active species that could not be dissolved in the water rise by buoyancy, reach the water surface, and stay in the space above the water surface. Further, the water in the supply region (32) purified by the active species flows out to the humidification region (31) through the communication path (33), and between the supply region (32) and the humidification region (31). Water is distributed.
  • the humidity controller (10) The operation of the humidity controller (10) according to the first embodiment will be described.
  • a humidifying operation for purifying indoor air and humidifying indoor air is performed.
  • the centrifugal fan (15) is driven and the humidification rotor (43) is rotationally driven, and the heater (48) is energized.
  • a voltage is applied to the electrode of the ionization section (22).
  • the water wheel (42) rotates, and the water in the storage tank (41) is appropriately supplied to the adsorption member (43b) of the humidification rotor (43).
  • the water wheel (42) rotates and the recess (42b) is immersed in the water in the storage tank (41)
  • water enters the recess (42b) and is retained in the recess (42b). Is done.
  • the concave portion (42b) holding water is pulled up from the water and displaced further upward. Note that as the recess (42b) is pulled up, the recess (42b) gradually approaches the humidification rotor (43).
  • the water purification operation of purifying water by supplying the active species to the water in the storage tank (41) using the active species supply unit (50). is possible.
  • the water purification operation is performed simultaneously with the humidification operation described above, for example.
  • the blower pump (64) is operated and a voltage is applied from the power source (18) to the discharge processing section (51).
  • air is introduced into the active species generation chamber (62) through the introduction pipe (61) (see FIG. 3).
  • the discharge processing unit (51) to which a voltage is applied from the power source (18) generates streamer discharge.
  • active species are generated in the active species generation chamber (62).
  • the active species are blown by the blower pump (64), flow through the transfer path (55) in the transfer pipe (63) toward the storage tank (41), and are stored in the storage tank (41) via the blowing nozzle (45). It is blown into the water in the supply area (32).
  • the activated species that have not been completely dissolved in water and have floated to the surface of the water flows out from the exhaust port (34) together with air.
  • moisture in the air containing active species is removed by the dehumidifying agent (36), and ozone components are decomposed and removed from the active species by the ozone decomposition catalyst (37). Therefore, release of the active species to the outside of the storage tank (41) is suppressed.
  • the storage tank (41) is partitioned into the supply region (32) and the humidification region (31) by the partition member (25) and The upper part of the supply area (32) was covered with the covering member (26), and the active species was supplied only to the supply area (32). Therefore, since the release of the active species to the outside of the storage tank (41) is suppressed by the partition member (25) and the covering member (26), even when the humidity control device (10) is used for a long time in a sealed room
  • the ozone concentration contained in the active species is preferable because the indoor ozone concentration does not exceed environmental standards.
  • an ozone decomposition catalyst (37) is arranged upstream or downstream of the centrifugal fan (15) in order to decompose and remove ozone components contained in the active species. Therefore, it is possible to prevent a decrease in blowing performance due to pressure loss, and it is advantageous for reducing the cost of the catalyst.
  • the entire storage tank (41) can efficiently purify water.
  • FIG. 4 is a side sectional view showing the internal configuration of the active species supply unit and the storage tank according to Modification 1 of the present invention. As shown in FIG. 4, this modification is configured such that a part of the air sucked by the centrifugal fan (15) is blown to the active species generation chamber (62). Specifically, one end of a branch pipe (15a) for diverting the air flowing through the centrifugal fan (15) is connected to the middle of the flow path of the centrifugal fan (15). The end is connected to the active species generation chamber (62) of the active species supply unit (50).
  • the centrifugal fan (15) when the centrifugal fan (15) is operated and the air blowing operation is performed, the air after the ozone component is decomposed by the ozone decomposition catalyst (37) and the humidified region (31) above the storage tank (41) Air leaking from the gap of the lid member (46) to be closed is sucked into the suction port at the center of the centrifugal fan (15). The air sucked into the centrifugal fan (15) is blown out from the air outlet, but some air is diverted in the middle of the flow path of the centrifugal fan (15) and activated through the branch pipe (15a). It is fed into the seed supply unit (50).
  • the active species generated in the discharge processing section (51) can be reliably sent toward the supply area (32) of the storage tank (41). Further, since air is diverted from the centrifugal fan (15) toward the discharge processing section (51), it is not necessary to separately provide a dedicated blower pump (64) as in the first embodiment, thereby reducing costs. Is advantageous.
  • FIG. 5 is a side sectional view showing an internal configuration of an active species supply unit and a storage tank according to Modification 2 of the present invention.
  • an agitation water wheel (35) as an agitation mechanism for agitating the water in the supply region (32) is disposed in the storage tank (41).
  • the stirring water turbine (35) is disposed in the vicinity of the communication passage (33), and rotates around the central axis (35a) extending in the depth direction in FIG. It is comprised so that may be stirred.
  • the water stirred by the stirring water turbine (35) is forced to flow from the supply region (32) toward the humidification region (31) through the communication path (33).
  • a plurality of turbine blades (35b) are provided on the outer peripheral surface of the stirring water turbine (35) at intervals in the circumferential direction. Then, the active species blown into the water from the blow nozzle (45) is blown onto the water wheel blade (35b), and the agitated water wheel (35) rotates clockwise around the central axis (35a) using this bubble as power. In addition, water is distributed.
  • the water in the supply region (32) purified by the active species is forcibly distributed toward the humidification region (31) without staying in the supply region (32).
  • water quality purification of the entire storage tank (41) can be performed efficiently.
  • FIG. 6 is a side sectional view showing the internal configuration of the active species supply unit and the storage tank according to Embodiment 2 of the present invention. Since the difference from Embodiment 1 is that an air circulation path (65) for circulating the activated species supplied to the supply region (32) of the storage tank (41) to the blow pump (64) is provided, The same parts as those in the first embodiment are denoted by the same reference numerals, and only differences will be described.
  • the dehumidifying agent (36), the ozone decomposition catalyst (37), and the holding member (38) are omitted from the covering member (26).
  • the air circulation path (65) is connected between the exhaust port (34) of the covering member (26) and the active species generation chamber (62).
  • a blower pump (64) is connected in the middle of the flow path of the air circulation passage (65). By operating the blower pump (64), a space above the water surface in the supply region (32) is provided. The staying active species is circulated into the active species generation chamber (62) through the exhaust port (34) and the air circulation path (65).
  • the active species can be circulated between the supply region (32) and the active species generation chamber (62) and used without waste, and the generation of the active species in the discharge processing section (51) is achieved.
  • Water purification efficiency can be improved while suppressing the amount. Furthermore, since it is possible to shorten the operation time of the discharge processing section (51) and the blower pump (64) necessary for ensuring the water purification performance, it is advantageous in achieving power saving.
  • the discharge operation by the discharge processing unit (51) may be intermittently performed to save power. That is, even if the discharge operation by the discharge processing unit (51) is stopped, the active species in the supply region (32) is recirculated after being collected through the air circulation path (65) by the blower pump (64). Then, the water is continuously supplied to the water and the water is purified.
  • the active species are consumed at the time of water purification treatment, or the active species are gradually reduced due to natural annihilation, etc.
  • water purification performance can be ensured with a minimum amount of power, which is advantageous for power saving.
  • dirt is less likely to adhere to the discharge electrode, and the discharge electrode is less likely to be worn, thereby extending the life of the discharge electrode.
  • the discharge processing unit (51) In order to intermittently perform the discharge operation by the discharge processing unit (51), it is conceivable to perform feedback control by measuring the concentration of active species in real time with a sensor or the like. If the concentration reduction rate of the active species is calculated in advance, and the discharge operation is controlled intermittently when the active species falls below the predetermined concentration, there is no need to provide a separate sensor for concentration measurement. It is advantageous for reduction.
  • FIG. 7 is a side cross-sectional view showing the internal configuration of the active species supply unit and the storage tank according to Embodiment 3 of the present invention.
  • the difference from the first embodiment is that a gas-liquid mixing roller (66) for mixing the active species with the water in the supply region (32) is provided. Only the differences will be described.
  • the blowout nozzle (45) is omitted, and the blowout port (41a) opens into a space above the water surface in the supply region (32). ing.
  • the transport pipe (63) of the active species supply unit (50) is connected to the outlet (41a) as in the first embodiment. That is, in the storage tank (41) of the present embodiment, activated species are blown into the space above the water surface in the supply region (32) from the blowout port (41a).
  • the active species is fed into the supply region (32) using a blower pump (64) having a lower discharge pressure than when the active species is directly supplied to the water in the supply region (32). This is advantageous in reducing the cost and extending the life of the entire apparatus.
  • a gas-liquid mixing roller (66) is disposed in the supply area (32) of the storage tank (41).
  • the gas-liquid mixing roller (66) is for mixing the water stored in the supply region (32) and the active species that stay in the space above the water surface.
  • the gas-liquid mixing roller (66) is disposed such that the upper part of the roller is exposed from the water surface while the lower part of the roller is immersed in water.
  • the gas-liquid mixing roller (66) constitutes a gas-liquid mixing mechanism according to the present invention.
  • the gas-liquid mixing roller (66) is made of a porous material. Further, by rotating clockwise around a rotation shaft (66a) extending in the depth direction in FIG. 7, the outer peripheral surface of the lower part of the roller immersed in water is exposed from the water surface. At this time, film-like water exists on the outer peripheral surface of the roller exposed on the water surface. Then, the active species staying in the space above the water surface reacts with the water film above the roller to purify the water. The purified water present on the upper part of the roller is mixed in the water by the rotation of the gas-liquid mixing roller (66), and the water in the supply region (32) is purified.
  • the active species supplied to the supply region (32) is mixed with water by the gas-liquid mixing roller (66) to efficiently remove germs and harmful substances in the water. Purification can be promoted.
  • the discharge operation by the discharge processing section (51) and the blow operation by the blow pump (64) may be intermittently performed to save power. That is, even if the discharge operation by the discharge processing section (51) is stopped or the blow operation by the blow pump (64) is stopped, the active species are mixed in the water by the gas-liquid mixing roller (66) and the water is purified. Will be performed. Thus, even if the active species are not continuously supplied toward the supply region (32), the active species staying in the upper space (the space above the water surface) of the supply region (32) By mixing with water in (66), water purification treatment can be continued for a while.
  • the active species are consumed at the time of water purification treatment, or the active species are gradually reduced due to natural annihilation, etc.
  • water purification performance can be secured with a minimum amount of power, and in order to save power and extend the life of the discharge processing section (51) and the air blow pump (64). It will be advantageous.
  • the noise resulting from the operation sound of a ventilation pump (64) can be reduced by performing intermittent operation.
  • the active species generating unit is configured by the discharge processing unit (51) that generates active species by streamer discharge.
  • the active species generating means according to the present invention is not limited to this form, and an ultraviolet lamp that generates active species by ultraviolet rays may be used.
  • the discharge processing section (51) is not limited to one that causes streamer discharge.
  • the humidity control apparatus (10) includes an air purification unit (20) and a humidification unit (40), and is configured to be capable of air purification and humidification operation.
  • the humidity control apparatus (10) includes a dehumidification unit. Further, it may be provided with a dehumidifying operation. In this case, by purifying the water collected in the storage tank (41) by the dehumidifying operation, it can be reused as humidifying water without replacing the water.
  • the present invention is extremely useful because it provides a highly practical effect of efficiently purifying water in the storage tank while suppressing release of active species into the atmosphere. And industrial applicability is high.
  • Humidity control unit 10
  • Compartment member 26 Cover member 31
  • Humidification region 32 Supply region 33
  • Communication path 34 Exhaust port 35
  • Stirring water wheel (stirring mechanism) 37
  • Ozone decomposition catalyst 41
  • Storage tank 43 Humidification rotor (humidification mechanism)
  • Discharge treatment section 64
  • Blower pump (Blower mechanism) 65
  • Air circulation path 66

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Air Humidification (AREA)

Abstract

Selon l'invention, un réservoir de stockage (41) est séparé par un élément de séparation (25) en une zone d'humidification (31) et une zone de distribution (32), et la partie supérieure de la zone de distribution (32) est recouverte d'un élément de recouvrement (26). L'élément de séparation (25) comprend un trajet de communication (33) qui est immergé dans de l'eau et qui peut permettre à la zone de distribution (32) et à la zone d'humidification (31) de communiquer entre elles. Une espèce active générée dans une unité de traitement de décharge (51) est distribuée vers la zone de distribution (32), dans laquelle la purification de l'eau est réalisée. L'espèce active distribuée est empêchée d'être libérée vers l'extérieur par l'élément de séparation (25) et l'élément de recouvrement (26). L'eau dans la zone de distribution (32) qui est purifiée avec l'espèce active s'écoule dans la zone d'humidification (31) par l'intermédiaire du trajet de communication (33).
PCT/JP2009/003237 2008-07-10 2009-07-10 Dispositif de régulation d'humidité WO2010004762A1 (fr)

Priority Applications (4)

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JP2010519656A JP5287857B2 (ja) 2008-07-10 2009-07-10 調湿装置
EP09794209A EP2309195A1 (fr) 2008-07-10 2009-07-10 Dispositif de régulation d'humidité
CN200980125847XA CN102077030B (zh) 2008-07-10 2009-07-10 调湿装置
US13/002,053 US20110114740A1 (en) 2008-07-10 2009-07-10 Humidity control apparatus

Applications Claiming Priority (4)

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JP2008180083 2008-07-10
JP2008-180083 2008-07-10
JP2008-255026 2008-09-30
JP2008255026 2008-09-30

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WO2012014636A1 (fr) * 2010-07-26 2012-02-02 ダイキン工業株式会社 Humidificateur
JP2020008193A (ja) * 2018-07-04 2020-01-16 シャープ株式会社 加湿機

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KR101856649B1 (ko) * 2012-03-13 2018-05-15 삼성전자주식회사 가습기
CN109803690A (zh) * 2016-10-06 2019-05-24 卓水(北京)科技有限公司 放电处理装置及其放电处理单元

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JP2012026672A (ja) * 2010-07-26 2012-02-09 Daikin Industries Ltd 加湿機
JP2020008193A (ja) * 2018-07-04 2020-01-16 シャープ株式会社 加湿機
JP7105121B2 (ja) 2018-07-04 2022-07-22 シャープ株式会社 加湿機

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JP5287857B2 (ja) 2013-09-11
US20110114740A1 (en) 2011-05-19
EP2309195A1 (fr) 2011-04-13
CN102077030B (zh) 2013-06-19
JPWO2010004762A1 (ja) 2011-12-22
CN102077030A (zh) 2011-05-25

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