WO2011030535A1 - 熱交換機器 - Google Patents
熱交換機器 Download PDFInfo
- Publication number
- WO2011030535A1 WO2011030535A1 PCT/JP2010/005480 JP2010005480W WO2011030535A1 WO 2011030535 A1 WO2011030535 A1 WO 2011030535A1 JP 2010005480 W JP2010005480 W JP 2010005480W WO 2011030535 A1 WO2011030535 A1 WO 2011030535A1
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- WO
- WIPO (PCT)
- Prior art keywords
- heat exchange
- air
- exhaust
- fan casing
- indoor
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
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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
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
- F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F2012/007—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using a by-pass for bypassing the heat-exchanger
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
Definitions
- the present invention relates to a heat exchange device that ventilates a room.
- FIG. 10 is a side configuration diagram showing the arrangement of a conventional heat exchange device
- FIG. 11 is a bottom configuration diagram showing the arrangement of the heat exchange device.
- the airframe 114 has an inspection cover 101 on the lower surface, and an indoor air inlet 102, an indoor air outlet 103, an outdoor air inlet 104, and an outdoor air outlet 105 on the side surface.
- the airframe 114 has an exhaust vane 106 and an air supply vane 107 mounted on the electric motor 108 in the center. Further, the airframe 114 is provided with an exhaust fan casing 109 outside the exhaust blade 106 and an air supply fan casing 110 outside the air supply blade 107.
- a heat exchange element 111 is disposed on the outer periphery of the exhaust fan casing 109 and the air supply fan casing 110.
- the supply air passage 112 extends from the outdoor suction port 104 to the indoor air outlet 103 through the supply air passage constituting plate 115, the heat exchange element 111, the supply blade 107, and the outlet pipe 117.
- the exhaust air passage 113 extends from the indoor suction port 102 to the outdoor air outlet 105 through the exhaust air passage constituting plate 116, the heat exchange element 111, the exhaust vane 106, and the outlet pipe 117 (see, for example, Patent Literature). .
- the heat exchange element 111 performs heat exchange between the air passing through the exhaust air passage 113 and the air passing through the air supply air passage 112. That is, the heat exchange element 111 collects heat of the air-conditioned indoor space from the air passing through the exhaust air passage 113, and cools (or warms) the outside air passing through the air supply air passage 112 by the heat into the room. Supply.
- the pitch of the heat transfer plates to be stacked is reduced, and the number of heat transfer plates of the heat exchange element 111 in the volume of the machine body 114 is reduced. To increase the amount of heat exchange.
- the present invention relates to a box-shaped airframe having an indoor air inlet, an indoor air outlet, an outdoor air inlet, and an outdoor air outlet provided on a side surface, an electric motor equipped with exhaust blades and air supply blades in the center of the airframe, Exhaust fan casing provided on the outside of the blades, an air supply fan casing provided on the outside of the blades for supply, and heat transfer plates are stacked, and air with different temperatures is passed through the heat transfer plates alternately.
- a plurality of heat exchange elements are arranged on the outer periphery of the exhaust air passage and the exhaust fan casing and the air supply fan casing, and in the exhaust air passage at a position other than just after the outdoor intake port in the air supply air passage
- the first stacking pitch of the heat transfer plate of the heat exchange element arranged at a position other than immediately after the inlet is the heat exchange element immediately after the outdoor inlet in the supply air passage and immediately after the indoor inlet in the exhaust air passage This is smaller than the second stacking pitch of the heat transfer plates.
- FIG. 1 is a side configuration diagram showing a heat exchange device according to Embodiment 1 of the present invention.
- FIG. 2 is a bottom view of the heat exchange device.
- FIG. 3A is a perspective view showing the stacking pitch of the heat transfer plates of the heat exchange elements other than the outdoor suction port and the indoor suction port of the heat exchange device.
- FIG. 3B is a perspective view showing the stacking pitch of the heat transfer plates of the heat exchange element immediately after the outdoor suction port and the indoor suction port of the heat exchange device.
- FIG. 3C is a perspective view showing the stacking pitch of the heat transfer plates of the heat exchange element located in the middle of the supply air path and the exhaust air path of the heat exchange device.
- FIG. 4 is a perspective view showing dimensions in the stacking direction of the heat exchange elements of the heat exchange device.
- FIG. 5 is a perspective view showing a configuration of a heat exchange element in which different stacking pitches of the heat exchange device are mixed.
- FIG. 6 is a bottom configuration diagram showing the arrangement of the bypass air passage of the heat exchange device according to the second embodiment of the present invention.
- FIG. 7 is a perspective view showing a configuration of a bypass air path of the heat exchange device.
- FIG. 8 is a bottom configuration diagram showing the arrangement of the bypass air passage of the heat exchange device.
- FIG. 9 is a bottom configuration diagram showing the arrangement of filters in the bypass air passage of the heat exchange device.
- FIG. 10 is a side configuration diagram showing an arrangement of a conventional heat exchange device.
- FIG. 11 is a bottom view showing the arrangement of the heat exchange device.
- FIG. 1 is a side configuration diagram showing a heat exchange device according to Embodiment 1 of the present invention
- FIG. 2 is a bottom configuration diagram of the heat exchange device.
- the heat exchange device is provided with an indoor air inlet 1, an indoor air outlet 2, an outdoor air inlet 3, and an outdoor air outlet 4 on the side surface of the box-shaped body 5.
- An exhaust vane 6 and an air supply vane 7 are mounted on an electric motor 8 in the center of the body 5.
- An exhaust fan casing 9 is provided outside the exhaust blade 6, and an air supply fan casing 10 is provided outside the air supply blade 7.
- a plurality of heat exchange elements 11 are arranged on the outer periphery of the exhaust fan casing 9 and the air supply fan casing 10.
- the heat exchange element 11 is formed by stacking heat transfer plates 20, and warm air and cold air, which are air having different temperatures, are alternately flowed, and heat exchange is performed in the heat transfer plate 20.
- An air supply air passage 12 and an exhaust air passage 13 are formed in the body 5.
- the air supply air passage 12 extends from the outdoor suction port 3 to the indoor air outlet 2 through the heat exchange element 11 and the air supply blade 7.
- the exhaust air passage 13 extends from the indoor suction port 1 to the outdoor air outlet 4 through the heat exchange element 11 and the exhaust blade 6.
- FIG. 3A is a perspective view showing the stacking pitch of the heat transfer plates of the heat exchange element other than immediately after the outdoor suction port and the indoor suction port of the heat exchange device according to Embodiment 1 of the present invention
- FIG. 3B shows the outdoor suction of the heat exchange device.
- FIG. 3C is the heat exchanger plate of the heat exchanger element located in the middle of the supply air path and the exhaust air path of the heat exchanger It is a perspective view which shows a lamination pitch. As shown in FIG.
- the stacking pitch of the heat transfer plates 20 of the heat exchange elements 11 other than immediately after the outdoor suction port 3 and the indoor suction port 1 is a first stacking pitch 15a.
- the heat transfer plate 20 between the heat exchange element 11 a immediately after the outdoor inlet 3 in the supply air passage 12 and the heat exchange element 11 b immediately after the indoor inlet 1 in the exhaust air passage 13. Is set to the second stacking pitch 15b.
- the second stacking pitch 15b is made larger than the first stacking pitch 15a.
- the air supply fan casing 10 and the indoor air outlet 2, and the exhaust fan casing 9 and the outdoor air outlet 4 are connected by an air outlet 14.
- indoor and outdoor air is sucked from the indoor suction port 1 and the outdoor suction port 3, respectively.
- a part of the sucked air flows in the heat exchange elements 11a and 11b in which the second lamination pitch 15b of the heat transfer plate 20 is widened.
- a part of the sucked air is sucked into the exhaust fan casing 9 and the air supply fan casing 10 and blown out from the outdoor outlet 4 and the indoor outlet 2, respectively.
- the air passage area is the smallest and the ventilation resistance is the largest. Therefore, in the heat exchange device according to the first embodiment of the present invention, the heat transfer plates of the heat exchange elements 11a and 11b immediately after the outdoor inlet 3 of the supply air passage 12 and immediately after the indoor inlet 1 of the exhaust air passage 13 are provided. 2 is locally widened. As a result, the ventilation resistance immediately after the outdoor suction port 3 and the indoor suction port 1 can be lowered without significantly reducing the heat exchange efficiency.
- the third lamination pitch 15c of the heat transfer plate 20 of the heat exchange element 11c located in the middle of the supply air passage 12 and in the middle of the exhaust air passage 13 is the first lamination.
- the pitch is made smaller than the pitch 15a.
- the indoor and outdoor air is sucked in from the indoor suction port 1 and the outdoor suction port 3, respectively, and part of the sucked air is a heat exchange element 11c in which the third lamination pitch 15c of the heat transfer plate 20 is reduced. Flowing inside. A part of the sucked air is sucked into the exhaust fan casing 9 and the air supply fan casing 10 and blown out from the outdoor air outlet 4 and the indoor air outlet 2.
- the heat exchange element 11c is located in the middle of each air passage away from the outdoor air inlet 3 in the supply air passage 12 and the indoor air inlet 1 in the exhaust air passage 13. .
- the heat exchange element 11c is separated from the shortest air path portion through which a large amount of air flows from the indoor suction port 1 to the exhaust fan casing 9 and from the outdoor suction port 3 to the air supply fan casing 10. Therefore, the heat exchange element 11c is less affected by the pressure loss caused by the air flow. Therefore, even if the third lamination pitch 15c of the heat transfer plate 20 of the heat exchange element 11c is locally reduced, the ventilation resistance in the machine body 5 does not become extremely large. And heat exchange more than the heat exchange element 11 arrange
- FIG. 4 is a perspective view showing dimensions in the stacking direction of the heat exchange elements of the heat exchange device according to Embodiment 1 of the present invention.
- the heat exchange element 11 is configured such that the dimension of the heat transfer plate 20 in the stacking pitch 15 direction (the dimension 16 in the stacking direction) is different.
- the plurality of heat exchange elements 11 having different dimensions 16 in the stacking direction of the heat transfer plates 20 have a clear mounting position of the heat exchange element 11 inside the body 5, and mistaken mounting of the heat exchange element 11 is made. Can be eliminated. Therefore, not only can the heat exchange element 11 be securely attached when the machine body 5 is manufactured, but also maintainability in cleaning the heat exchange element 11 during use can be improved.
- FIG. 5 is a perspective view showing a configuration of a heat exchange element in which different stacking pitches of the heat exchange device according to the first embodiment of the present invention are mixed.
- the individual heat exchange elements 11 arranged on the outer peripheral portions of the exhaust fan casing 9 and the air supply fan casing 10 may be formed by mixing different lamination pitches 15.
- the heat exchange efficiency and the ventilation resistance inside the machine body 5 can be adjusted not by the mixed arrangement of the heat exchange elements 11 but by the heat exchange elements 11 themselves.
- the heat exchange element 11 can be attached to the inside of the body 5 without making a mistake, the heat exchange element 11 can be reliably attached when the body 5 is manufactured. Furthermore, maintainability in cleaning of the heat exchange element 11 during use can be improved.
- FIG. 6 is a bottom view showing the arrangement of the bypass air passage of the heat exchange device according to the second embodiment of the present invention
- FIG. 7 is a perspective view showing the structure of the bypass air passage of the heat exchange device.
- the same components as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
- the heat exchange device includes a plurality of heat exchange elements 11 on the outer periphery of the exhaust fan casing 9 and the air supply fan casing 10 and a bypass air passage. 17 (FIG. 7) is arranged. That is, a part of the air passing through the air supply air passage 12 is directly sucked into the air supply blades 7 through the bypass air passage 17 and supplied to the room as it is. On the other hand, a part of the air passing through the exhaust air passage 13 is directly sucked into the exhaust blade 6 through the bypass air passage 17 and is discharged to the outside as it is.
- the heat exchange element 11 and the bypass air passage 17 are mixed and arranged.
- the heat exchange efficiency of the heat exchange device and the ventilation resistance inside the machine body 5 can be adjusted.
- FIG. 8 is a bottom configuration diagram showing the arrangement of the bypass air passage of the heat exchange device according to the second embodiment of the present invention.
- the bypass air passage 17 shown in FIG. 8 is arranged in all the outer peripheral portions of the exhaust fan casing 9 and the air supply fan casing 10.
- FIG. 9 is a bottom configuration diagram showing the arrangement of filters in the bypass air passage of the heat exchange device according to the second embodiment of the present invention.
- a bypass air passage 17 in which a filter 18 is provided is disposed on the outer peripheral portion of the exhaust fan casing 9 and the air supply fan casing 10.
- the air supplied to the room can be purified without providing a separate filter outside the fuselage 5.
- a dust filter and a deodorizing filter may be used as the filter 18 attached to the bypass air passage 17.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Abstract
Description
図1は本発明の実施の形態1の熱交換機器を示す側面構成図、図2は同熱交換機器の底面構成図である。熱交換機器は、箱状の機体5の側面に、室内吸込口1、室内吹出口2、屋外吸込口3、および屋外吹出口4が設けられている。機体5の中央部内に排気用羽根6と給気用羽根7とが、電動機8に装着されている。排気用羽根6の外側に排気用ファンケーシング9が、給気用羽根7の外側に給気用ファンケーシング10が設けられている。排気用ファンケーシング9および給気用ファンケーシング10の外周部には、熱交換素子11が複数個配置されている。
図6は本発明の実施の形態2の熱交換機器のバイパス風路の配置を示す底面構成図、図7は同熱交換機器のパイパス風路の構成を示す斜視図である。本発明の実施の形態2では、実施の形態1と同一構成要素については同じ符号を付し、その詳細な説明を省略する。
2 室内吹出口
3 屋外吸込口
4 屋外吹出口
5 機体
6 排気用羽根
7 給気用羽根
8 電動機
9 排気用ファンケーシング
10 給気用ファンケーシング
11,11a,11b,11c 熱交換素子
12 給気風路
13 排気風路
14 吹出管
15 (伝熱板の)積層ピッチ
15a 第1の積層ピッチ
15b 第2の積層ピッチ
15c 第3の積層ピッチ
16 積層方向の寸法
17 バイパス風路
18 フィルター
20 伝熱板
Claims (10)
- 室内吸込口、室内吹出口、屋外吸込口、および屋外吹出口を側面に設けた箱状の機体と、
前記機体の中央部内に排気用羽根および給気用羽根を装着した電動機と、
前記排気用羽根の外側に設けられた排気用ファンケーシングと、
前記給気用羽根の外側に設けられた給気用ファンケーシングと、
伝熱板が積層され前記伝熱板の交互に温度の異なる空気を流して熱交換をおこなう熱交換素子と、
前記屋外吸込口から前記熱交換素子、前記給気用羽根を通じ前記室内吹出口に連通する給気風路と、
前記室内吸込口から前記熱交換素子、前記排気用羽根を通じ前記屋外吹出口に連通する排気風路と、
前記排気用ファンケーシングおよび前記給気用ファンケーシングの外周部に前記熱交換素子を複数個配置した熱交換機器において、
前記給気風路における前記屋外吸込口の直後以外の位置および前記排気風路における前記室内吸込口の直後以外の位置に配置された前記熱交換素子の前記伝熱板の第1の積層ピッチは、前記給気風路における前記屋外吸込口の直後および前記排気風路における前記室内吸込口の直後にある前記熱交換素子の前記伝熱板の第2の積層ピッチより小さいことを特徴とする熱交換機器。 - 前記熱交換素子のうち前記給気風路の中間に位置し、かつ前記排気風路の中間に位置する前記熱交換素子の前記伝熱板の積層ピッチを第3の積層ピッチとし、前記第3の積層ピッチは前記第1の積層ピッチより小さいことを特徴とする請求項1記載の熱交換機器。
- 前記熱交換素子の前記伝熱板の積層ピッチ方向の寸法が異なることを特徴とする請求項1記載の熱交換機器。
- 前記排気用ファンケーシングおよび前記給気用ファンケーシングの外周部に複数個配置された前記熱交換素子において、異なる積層ピッチを混在させたことを特徴とする請求項1記載の熱交換機器。
- 前記排気用ファンケーシングおよび前記給気用ファンケーシングの外周部に配置された前記熱交換素子の一部を、前記屋外吸込口から前記給気用羽根を連通するバイパス風路および前記室内吸込口から前記排気用羽根を連通するバイパス風路に置き換えることを特徴とする請求項1記載の熱交換機器。
- 前記排気用ファンケーシングおよび前記給気用ファンケーシングの外周部に配置された前記熱交換素子の全てを、前記屋外吸込口から前記給気用羽根を連通するバイパス風路および前記室内吸込口から前記排気用羽根を連通するバイパス風路に置き換えることを特徴とする請求項1記載の熱交換機器。
- 前記パイパス風路内に、室内へ供給する空気を浄化するフィルターを設けたことを特徴とする請求項5または6どちらか一項記載の熱交換機器。
- 前記フィルターは塵埃用フィルターであることを特徴とする請求項7記載の熱交換機器。
- 前記フィルターは脱臭用フィルターであることを特徴とする請求項7記載の熱交換機器。
- 前記パイパス風路内に、前記機体内の通風音を低減させる吸音材を設けたことを特徴とする請求項5または6どちらか一項記載の熱交換機器。
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KR1020127006198A KR101287238B1 (ko) | 2009-09-09 | 2010-09-07 | 열교환 기기 |
US13/393,868 US20120152503A1 (en) | 2009-09-09 | 2010-09-07 | Heat exchanger |
CN201080039885.6A CN102549345B (zh) | 2009-09-09 | 2010-09-07 | 热交换设备 |
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JP2009207710A JP5333084B2 (ja) | 2009-09-09 | 2009-09-09 | 熱交換機器 |
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JP (1) | JP5333084B2 (ja) |
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- 2010-09-07 CN CN201080039885.6A patent/CN102549345B/zh not_active Expired - Fee Related
- 2010-09-07 US US13/393,868 patent/US20120152503A1/en not_active Abandoned
- 2010-09-07 KR KR1020127006198A patent/KR101287238B1/ko not_active IP Right Cessation
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US20150253019A1 (en) * | 2012-06-15 | 2015-09-10 | Global Plasma Solutions, Llc | Ion generation device |
US9551497B2 (en) * | 2012-06-15 | 2017-01-24 | Global Plasma Solutions, Llc | Ion generation device |
WO2022224878A1 (ja) * | 2021-04-18 | 2022-10-27 | ダイキン工業株式会社 | 空気処理装置 |
Also Published As
Publication number | Publication date |
---|---|
CN102549345B (zh) | 2014-07-23 |
US20120152503A1 (en) | 2012-06-21 |
KR101287238B1 (ko) | 2013-07-17 |
CN102549345A (zh) | 2012-07-04 |
KR20120041792A (ko) | 2012-05-02 |
JP5333084B2 (ja) | 2013-11-06 |
JP2011058701A (ja) | 2011-03-24 |
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