WO2019107863A1 - Rotor de déshumidification de type à économie d'énergie et déshumidificateur le comprenant - Google Patents

Rotor de déshumidification de type à économie d'énergie et déshumidificateur le comprenant Download PDF

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Publication number
WO2019107863A1
WO2019107863A1 PCT/KR2018/014673 KR2018014673W WO2019107863A1 WO 2019107863 A1 WO2019107863 A1 WO 2019107863A1 KR 2018014673 W KR2018014673 W KR 2018014673W WO 2019107863 A1 WO2019107863 A1 WO 2019107863A1
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WO
WIPO (PCT)
Prior art keywords
area
desorption
dehumidifying
region
cooling
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PCT/KR2018/014673
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English (en)
Korean (ko)
Inventor
이현재
이승길
Original Assignee
주식회사 엔바이온
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.)
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Priority claimed from KR1020180105883A external-priority patent/KR102177063B1/ko
Application filed by 주식회사 엔바이온 filed Critical 주식회사 엔바이온
Priority to CN201880075240.4A priority Critical patent/CN111372670A/zh
Publication of WO2019107863A1 publication Critical patent/WO2019107863A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents

Definitions

  • the present invention relates to a dehumidifying rotor for efficiently concentrating and adsorbing moisture, and a dehumidifier including the same.
  • a conventional dehumidifying member 10 as shown in Fig. 1 is used for adsorption and desorption of moisture in a conventional dehumidifier.
  • a sheet made of a ceramic fiber, a glass fiber, and a metallic material is bent and formed into a honeycomb shape and coated with a dehumidifying agent such as silica gel or zeolite.
  • the dehumidifying member 10 is composed of a plurality of functionally divided regions such as the adsorption region 12, the desorption region 14, and the cooling region 16.
  • the desorption region 14 and the cooling There was no technical consideration of the area of the area 16.
  • the inventors of the present invention have found that the area of the functional areas constituting the conventional dehumidifying member affects the energy recovery efficiency of the dehumidifier. Accordingly, it is an object of the present invention to provide a dehumidification rotor capable of optimizing energy recovery efficiency and a dehumidifier including the same.
  • the present invention provides a dewatering apparatus comprising: a dehumidifying member for forming a plurality of functional areas for adsorbing and concentrating and desorbing moisture of inflow air; and a driving unit for relatively rotating the dehumidifying member with respect to the inflow air
  • a desiccant rotor for adsorbing and condensing moisture in the inflow air, wherein the plurality of functional areas include an adsorption area, a desorption area and a cooling area, and the area of the cooling area is larger than the area of the desorption area Rotor.
  • the ratio of the area of the cooling area to the area of the desorption area is preferably in the range of 1.05: 1 to 3: 1, more preferably the area of the cooling area is in the range of 1.1: 1 to 3: It is good.
  • the ratio of the area of the cooling region to the desorption region is preferably 1.5 or less, and the area of the adsorption region and the area of the desorption region are preferably 3: 1 to 30: 1.
  • the dehumidifying rotor may further include heating means for heating gas flowing into the desorption region of the dehumidifying member.
  • the dehumidifying member includes: a front end member on the inflow air inflow side; And a rear end member on the inflow air outflow side.
  • the front end member may include a superabsorbent dehumidifying agent
  • the rear end member may include an absorbent dehumidifying agent capable of removing moisture even at a low relative humidity.
  • the front end member preferably includes at least one dehumidifying agent selected from the group consisting of silica gel, silicate airgel and superabsorbent polymer as main components
  • the rear end member preferably includes hydrophilic zeolite.
  • the desorbing air may be introduced into the rear end member.
  • a dehumidifier including a dehumidification rotor for adsorbing and concentrating moisture in the inflow air, wherein the dehumidification rotor includes a plurality of functional areas for adsorbing and concentrating and desorbing moisture in the inflow air
  • the plurality of functional areas include an adsorption area, a desorption area, and a cooling area, and the area of the cooling area is larger than the area of the desorption area
  • the area of the dehumidifier is larger than the area of the dehumidifier.
  • the present invention it is possible to provide a dehumidification rotor that minimizes desorption energy by maximizing energy recovery from a dehumidifying member, and a dehumidifier including the same.
  • the present invention can be applied not only to a large-scale facility but also to a small domestic dehumidifier, thereby saving energy.
  • 1 is a plan view of a conventional dehumidification rotor.
  • FIG. 2 is a side view schematically showing a dehumidifying rotor according to an embodiment of the present invention.
  • FIG. 3 is a diagram schematically showing a dehumidifying member according to an embodiment of the present invention.
  • FIG. 4 is a view schematically showing another dehumidifying member according to another embodiment of the present invention.
  • FIG. 2 is a side view schematically showing a dehumidifying rotor according to an embodiment of the present invention.
  • the dehumidification rotor 100 includes a dehumidifying member and a driving unit.
  • the dehumidifying rotor 100 provides a plurality of separated gas flow paths. As shown in the drawing, for example, there is a method in which an inlet air flow (1) passing through an internal dehumidifying member, a desorption air flow (3) for desorbing water concentrated in a dehumidifying member, A suitable flow path is provided so as to provide a cooling air flow (2). To this end, the dehumidifying rotor 100 may be provided with suitable gas inlets, a gas outlet and a housing. Further, in the present invention, the plurality of flow paths passing through the dehumidifying member are separated and / or partitioned by appropriate sealing means so that the gas flow between each other does not interfere.
  • Fig. 2 conceptually shows that the adsorption region A, the cooling region C and the desorption region D of the dehumidifying rotor are separated and partitioned.
  • the air flow (2) passing through the cooling region (C) can be further heated through the desorption means (200) and introduced into the desorption region (D).
  • the desorption means 200 of the present invention may be embodied as a part of the dehumidification rotor 100 or may be embodied in a separate and separate configuration.
  • FIG. 2 shows an exemplary direction of the gas flow in the gas flow channels (1, 2, 3). Needless to say, the present invention is not limited thereto. At least one of the gas flows of each flow channel may have a direction opposite to that shown. Preferably, however, in the present invention, the inlet air flow (1) and the desorbing air flow (3) are preferably in opposite directions.
  • FIG 3 is a diagram schematically showing a dehumidifying member 110 according to an embodiment of the present invention.
  • FIG. 3 (a) is a side view of the dehumidifying member 110
  • FIG. 3 (b) is a front view.
  • the dehumidifying member 110 may have a predetermined thickness.
  • the present invention is not limited to this.
  • the dehumidifying member 110 may include a driving unit for rotating the dehumidifying member.
  • the driving unit may be implemented in various ways. Illustratively, it can be implemented using a direct drive and belt or chain.
  • the driving unit may be composed of a chain and a chain gear.
  • a cylindrical metal frame surrounding the outer circumferential surface of the outer circumferential surface of the dehumidifying member is provided, and a gear structure including a plurality of protrusions for engaging with the chain may be formed on the frame.
  • the movement of the chain is transmitted from the outer periphery of the dehumidifying member, and the dehumidifying member is rotated around the rotating shaft (130).
  • the driving unit may be realized by rotating the rotating shaft 130 to rotate the dehumidifying member 100.
  • the dehumidifying member 110 functions as a heat exchange medium together with an adsorption function.
  • the dehumidifying member 110 may be formed of a suitable material having heat-shrinking property and gas-absorbing property.
  • the dehumidifying member is coated with a dehumidifying agent having excellent moisture adsorption ability by using ceramic fiber, glass fiber, cordierite, or aluminum or stainless steel plate.
  • Examples of the moisture dehumidifying agent of the dehumidifying member 110 include a silica gel, a zeolite A type, a silicate airgel such as an aluminum oxide-silicate or titanium-titanium silicate / titanium-aluminum silicate, At least one selected from the group consisting of superabsorbent polymers can be used.
  • the dehumidifying member may be a rechargeable type using a spherical dehumidifying agent, an amorphous dehumidifying agent, a cylindrical dehumidifying agent and a honeycomb type dehumidifying agent, or a dehumidifying agent of a honeycomb shape having improved air permeability and contact area by forming a layered dehumidifying agent by using a bending, It is also possible to use members.
  • the dehumidifying member portion can be divided into a plurality of regions corresponding to the gas flow paths described with reference to FIG. 2, and these regions can be isolated or separated by the sealing means described above.
  • the dehumidifying member 110 includes a plurality of regions.
  • the plurality of regions may be defined as an area in a direction substantially perpendicular to the flow of gas flowing through the flow paths (1, 2, 3) described with reference to FIG.
  • the area of the area can be defined by the cross-sectional area perpendicular to the direction of the dehumidification rotor axis.
  • the plurality of regions illustratively include functional regions such as a moisture adsorption region (A), a desorption region (D), and a cooling region (C).
  • the area of the moisture adsorption area A may preferably occupy 40% to 90% of the total area of the dehumidifying member 110.
  • the moisture adsorption area A has a larger area area than the desorption area D or the cooling area C.
  • the desorption region D and the cooling region C are generally designed to have the same area area, and in some cases, the desorption region D may be designed to be larger than the cooling region C in some cases.
  • the cooling region C is characterized in that it is larger than the desorption region D.
  • the present invention has the relationship of the moisture adsorption area area> the cooling area area> the desorption area area.
  • the cooling area area / desorption area area ratio in the present invention may be 1.05 or more, or 1.1 or more, or 1.2 or more.
  • the upper limit of the area ratio may be limited to 1.5, 2.0, or 3.0. The excess area ratio exceeding this does not have a substantial effect on the increase of the energy recovery efficiency, which is disadvantageous from the viewpoint of economy.
  • the dehumidifying member 110 may be designed in various forms.
  • FIG. 4 is a diagram schematically showing a case where a multi-stage dehumidifying member is employed in a rotor according to another embodiment of the present invention.
  • the dehumidifying member 110 is connected to the front end member 110A at the front end portion of the inflow air path and the rear end member 110B at the rear end portion of the inflow air path It consists of two members.
  • the front end member 110A and the rear end member 110B can be designed to perform different functions by using dehumidifiers of different compositions.
  • the front end member 110A may be formed of a material such as silica gel, aluminum oxide-silicate or silicate airgel such as titanium-silicate / titanium-aluminum silicate, It is preferable to include a dehumidifying agent made of an absorbent material.
  • a dehumidifying agent of the rear end member 110B a dehumidifying material having high dehumidification efficiency can be used even at low relative humidity such as hydrophilic zeolite (zeolite A type).
  • This configuration allows the front end member to remove a large amount of water by means of a highly absorbent material such as silica gel and the rear end member contributes less to the removal water amount but allows the air passing through the dehumidifying member to be discharged in a low humidity state .
  • the flow of the desorbing air flows into the rear end member 110B and flows out through the front end member 110A.
  • FIG. 4 (b) shows a case in which the thicknesses of the front end dehumidifying member and the rear end dehumidifying member are different from those described in (a).
  • the front end dehumidifying member 110A may be designed to have a thickness thinner than that of the rear end dehumidifying member 110B.
  • the multi-stage dehumidification member structure described above has an advantage that only a part of the dehumidification member can be replaced, not all.
  • the dehumidifier includes a dehumidification rotor (100) and a desorption means (200).
  • the dehumidifying rotor 100 is preferably a rotor type dehumidifying means capable of adjusting the rotating speed according to the concentration of the incoming odor and volatile organic compound.
  • the dehumidifying rotor 100 can rotate at a rotating speed of 2 to 20 rph.
  • the desorption gas is used at a lower flow rate than the adsorbing waste gas.
  • the desorption gas flow rate and the adsorbing gas flow rate are 1/3 to 1/30.
  • the desorption gas is provided with the desorption means (200).
  • a heating device such as a burner, a heater, a microwave or a plasma may be used as the detachment means 200, or a vibration means such as an ultrasonic vibrator may be used.
  • a heating device such as a burner, a heater, a microwave or a plasma
  • a vibration means such as an ultrasonic vibrator
  • the present invention is not limited thereto and various desorption means may be used, but preferably a heater is used to heat the desorbed air to a high temperature of about 100 ⁇ or higher.
  • the dehumidifying member 110 desorbed in the desorption region is heated to a high temperature of about 100 ⁇ or higher, and needs to be cooled for the next adsorption.
  • a cooling gas air
  • the cooling gas can be, for example, outside air and, as shown, can be the source air. In this case, the source air can be diverted from the incoming air stream. Of course, a mixed gas of these may be used.
  • the gas having passed through the cooling region (C) is heated to a high temperature due to heat exchange with the dehumidifying member.
  • the outlet gas may be supplied to the source of the desorbent gas to recover heat energy from the cooling zone outlet gas.
  • the outlet temperature of the cooling zone, the inlet temperature of the desorption zone, and the outlet temperature of the desorption zone vary with the area size of the adsorption zone, desorption zone and cooling zone.
  • the gas temperature and the recovered heat amount at the inlet and outlet of the desorption region and the cooling region were calculated according to the area of the adsorption region, the desorption region and the cooling region.
  • Table 1 shows the ratio of adsorption area area: desorption area: cooling area area set in the calculation, and Table 2 shows the calculation results.
  • the specific calculation conditions are as follows.
  • Cooling outlet Desorption entrance Desorption outlet Recovery rate Cooling heat column Desorption heat Additional heat Additional heat (° C) (° C) (° C) (%) (kcal / hr) (kcal / hr) (kcal / hr) percentage(%) #One 150 220 62 69.60 245,520 352,656 107,136 100 #2 152 220 62 70.90 249,984 352,656 102,672 95.8 # 3 156 220 62 73.40 258,912 352,656 93,744 87.5 #4 160 220 63 76.40 267,840 350,424 82,584 77.1 # 5 166 220 63 80.30 281,232 350,424 69,192 64.6 # 6 176 220 63 86.60 303,552 350,424 46,872 43.8 # 7 182 220 63 90.40 316,944 350,424 33,480 31.3 #8 187 220 63 93
  • the heat of cooling and cooling is the amount of heat recovered from the dehumidifying member in the cooling region by the cooling gas, the amount of heat required for desorption, and the amount of heat to be additionally applied for desorption, ).
  • the ratio of the additional heat rate is the ratio of the additional heat to the cooling rate, which is the relative value when # 1 is taken as 100.
  • the recovery rate is a value indicating a percentage of cooling recovery / desorption heat.
  • the dehumidifier of the present invention described with reference to FIG. 2 may further include a gas treatment means which is concentrated and discharged.
  • the concentrated gas treatment means may be a condensation recovery device through cooling and pressurization, or a concentrate recovery device using a dehumidifying agent and an absorbent.
  • the present invention is applicable to a dehumidifier.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Drying Of Gases (AREA)

Abstract

La présente invention concerne un rotor de déshumidification, l'adsorption et la concentration d'humidité dans l'air entrant tout en traitant efficacement l'humidité, et un déshumidificateur comprenant le rotor de déshumidification. La présente invention concerne un rotor de déshumidification, pour concentrer l'humidité dans l'air entrant, comprenant : un élément de déshumidification formant une pluralité de régions fonctionnelles pour adsorber, concentrer et désorber l'humidité de l'air entrant; et une unité d'entraînement pour faire tourner relativement l'élément de déshumidification par rapport à l'air entrant, la pluralité de régions fonctionnelles comprenant une région d'adsorption, une région de désorption, et une région de refroidissement, et la zone de la région de refroidissement est plus grande que la zone de la région de désorption. La présente invention peut fournir un rotor de déshumidification qui réduit au minimum l'énergie de désorption en maximisant la récupération d'énergie à partir d'un élément de déshumidification, et un déshumidificateur le comprenant.
PCT/KR2018/014673 2017-11-28 2018-11-27 Rotor de déshumidification de type à économie d'énergie et déshumidificateur le comprenant WO2019107863A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201880075240.4A CN111372670A (zh) 2017-11-28 2018-11-27 节能型除湿转子及包括其的除湿器

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR10-2017-0160948 2017-11-28
KR20170160948 2017-11-28
KR10-2018-0105883 2018-09-05
KR1020180105883A KR102177063B1 (ko) 2017-11-28 2018-09-05 에너지 절감형 제습 로터 및 이를 포함하는 제습기

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WO2019107863A1 true WO2019107863A1 (fr) 2019-06-06

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070008446A (ko) * 2005-07-13 2007-01-17 츠키시마기카이가부시키가이샤 휘발성 유기 화합물의 농축장치 및 농축방법, 및 휘발성유기 화합물의 회수설비 및 회수방법
JP2008073675A (ja) * 2006-09-21 2008-04-03 Earth Clean Tohoku:Kk 除湿ロータ
KR20120082163A (ko) * 2011-01-13 2012-07-23 주식회사 엔바이온 악취 및 휘발성유기화합물 동시 처리시스템
JP5805978B2 (ja) * 2011-04-05 2015-11-10 株式会社西部技研 吸着式除湿装置
KR101579206B1 (ko) * 2014-08-18 2015-12-23 대우조선해양 주식회사 휘발성 유기 화합물 제거 가능한 제습 시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070008446A (ko) * 2005-07-13 2007-01-17 츠키시마기카이가부시키가이샤 휘발성 유기 화합물의 농축장치 및 농축방법, 및 휘발성유기 화합물의 회수설비 및 회수방법
JP2008073675A (ja) * 2006-09-21 2008-04-03 Earth Clean Tohoku:Kk 除湿ロータ
KR20120082163A (ko) * 2011-01-13 2012-07-23 주식회사 엔바이온 악취 및 휘발성유기화합물 동시 처리시스템
JP5805978B2 (ja) * 2011-04-05 2015-11-10 株式会社西部技研 吸着式除湿装置
KR101579206B1 (ko) * 2014-08-18 2015-12-23 대우조선해양 주식회사 휘발성 유기 화합물 제거 가능한 제습 시스템

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