CN103759362B - What photovoltaic heat utilization was wet regulate with building air heat is coupled and implementation method - Google Patents
What photovoltaic heat utilization was wet regulate with building air heat is coupled and implementation method Download PDFInfo
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- CN103759362B CN103759362B CN201410039457.3A CN201410039457A CN103759362B CN 103759362 B CN103759362 B CN 103759362B CN 201410039457 A CN201410039457 A CN 201410039457A CN 103759362 B CN103759362 B CN 103759362B
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/60—Thermal-PV hybrids
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- Drying Of Gases (AREA)
Abstract
<b> the present invention relates to a kind of photovoltaic heat utilization wet coupling process and implementation method of regulating hot with building air.The present invention's composition comprises: return air inlet, in air-conditioned room, return air inlet is connected with return airway, fresh wind port is arranged on new wind air channel end, new wind air channel is in parallel with return airway, described return airway is connected with one end of photovoltaic electroplax air duct with the mixing section in new wind air channel, the other end of photovoltaic electroplax air duct connects shunting air channel, air channel one connects the two ends of finned heat exchanger, air channel two entrance and outlet section install air-valve one and air-valve two, air channel one and air channel two combined stream are to supply air duct, the end of supply air duct connects air outlet, air outlet is arranged in air-conditioned room.The present invention is used for </b><bGreatT.Gre aT.GT in </b><bGreatT.Gre aT.GT industry, business, civil buildings.</b>
Description
technical field:
the present invention relates to a kind of coupling process realizing photovoltaic heat utilization and the wet adjustment two kinds of energy of building air heat.
background technology:
at standard conditions, conventional silicon solar cell generating efficiency is 12% ~ 17% to solar photovoltaic technology, generating efficiency only 10% ~ 15% in reality.But in laboratory, the maximal efficiency of silicon solar cell can up to about 31%, and temperature is one of important factor in order causing its generating efficiency significantly to decay.The process of the generating of solar cell is an exothermic process, and along with the accumulation of time, the temperature of cell panel constantly raises, and then causes decrease of power generation about 2%.Solar cell plate temperature often raises 1 DEG C, and open-circuit voltage then reduces 0.4%, and short circuit current is substantially constant, then power output reduces 0.4%.Therefore, its generating efficiency will be improved to solar-energy photo-voltaic cell cooling, and make full use of the environment protection significance that the solar energy latent heat cooled down can also improve whole system, and make system more energy-conservation.
along with economic development and growth in the living standard, the proportion accounting for total building energy consumption for the energy consumption in air conditioning system strengthens year by year, applies pressure not only to nervous energy and environment problem, also exacerbates the contradiction of supply of electric power simultaneously.Apply freon in traditional refrigeration system and do refrigeration working medium, it damages the ozone layer, and accelerates environment and worsens.When energy and environment problem is on the rise, the policy of the extensive use of refrigeration system in air conditioning system and energy-saving and emission-reduction runs in the opposite direction, and this just needs the new wet control method of building air heat and replaces the wet control method of air heat in traditional refrigerated air-conditioning system.
in conjunction with the first law of thermodynamics, by the solar energy latent heat in solar-energy photo-voltaic cell cooling system and the wet regulating system of building air heat and air heat energy, wet and can do the energy and be coupled, not only can improve solar-energy photo-voltaic cell generating efficiency, saving utilizes solar energy latent heat, can also building energy consumption be reduced, wet for air heat regulating system is simplified.
summary of the invention:
the object of the present invention is to provide a kind of photovoltaic heat utilization and the wet implementation method that is coupled regulated of building air heat.
the object of the present invention is achieved like this:
a kind of photovoltaic heat utilization regulates coupling process with building air heat is wet, and its composition comprises: return air inlet, and return air inlet described in air-conditioned room is connected with return airway; Fresh wind port is arranged on new wind air channel end, described new wind air channel is in parallel with described return airway, described return airway is connected with one end of photovoltaic electroplax air duct with the mixing section in described new wind air channel, the other end of described photovoltaic electroplax air duct connects shunting air channel, air channel one connects the two ends of finned heat exchanger, air channel two entrance and outlet section install air-valve one and air-valve two, and described air channel one and described air channel two combined stream are to supply air duct; The end of described supply air duct connects air outlet, and described air outlet is arranged in air-conditioned room.
described photovoltaic heat utilization regulates coupling process with building air heat is wet, and assembling is on described return airway; Described photovoltaic electroplax air duct is combined by photovoltaic electroplax and photovoltaic electroplax outer cover; Described return airway is installed low efficient filter and high efficiency particulate air filter.
described photovoltaic heat utilization regulates coupling process with building air heat is wet, in the finned heat exchanger stated, heat exchanger tube is installed, described heat exchange tube inlet end connects cooling water inlet, the other end connects coolant outlet, below described heat exchanger tube, condense water disk is installed, described condense water disk one end connects condensed water comb, installs water fender in the exit of described heat exchanger.
described photovoltaic heat utilization regulates with building air heat is wet the implementation method that is coupled, during summer operation, the wet heating process such as air: described air-valve one cuts out with described electric wind valve two, air in air-conditioned room is sucked by described return air inlet, mixed with new wind before being transported to described photovoltaic electroplax surface by described blower fan by described return airway, new wind is sucked by described fresh wind port, described photovoltaic electroplax air duct is entered by described fresh air pipeline, heat convection, the wet heating such as air now; Cooling-dehumidifying air process: air enters described finned heat exchanger, with cooling water heat exchange, carry out cool-down dehumidification, condensed liquid is collected by described condense water disk, discharged by described condensate pipe, air after cooling and dehumidifying carries moisture by described water fender to avoid air, enter described low efficient filter and described high efficiency particulate air filter filter after by described supply air duct, send into air-conditioned room by described air outlet; Photovoltaic electroplax temperature-fall period: the air duct interlayer entering described photovoltaic electroplax and described photovoltaic electroplax outer cover after new wind mixes with return air, makes solar panels lower the temperature by heat convection.
described photovoltaic heat utilization regulates with building air heat is wet the implementation method that is coupled, and the wet heating processes such as the wet heating process such as air during winter operation and photovoltaic electroplax temperature-fall period and air during summer operation are identical with photovoltaic electroplax temperature-fall period; Air flow dehumidification process during winter operation: the air part through described photovoltaic electroplax enters described finned heat exchanger, and carry out cool-down dehumidification, condensed liquid is collected by described condense water disk, is discharged by described condensate pipe; Air mixed ventilation process: another part high temperature air through described photovoltaic electroplax passes through described air-valve one and the pipeline at described air-valve two place, air after cooling and dehumidifying with etc. the air of wet heating mix, mixed air is by described water fender, enter described low efficient filter and described high efficiency particulate air filter filter after by described supply air duct, send into air-conditioned room by described air outlet.
described photovoltaic heat utilization regulates with building air heat is wet the implementation method that is coupled, air circulation process: air was entered after described return airway mixes with new wind by air-conditioned room and entered described solar photovoltaic plate holder layer summer, etc. wet heating, enter described finned heat exchanger, cooling and dehumidification, delivers to air-conditioned room by supply air duct; Winter operation switches, and need open described air-valve one and described air-valve two, the air through described finned heat exchanger sends into air-conditioned room with after the air of described photovoltaic electroplax air duct interlayer mixes; Water cycle process: the water in water supply pipe enters in the described heat exchanger tube in described finned heat exchanger, after air heat-exchange, temperature raises, and can be used as domestic water and uses.
beneficial effect:
1. the present invention has innovated the application of energy coupling, by the waste heat recovery that solar energy electrooptical effect produces, with the heat energy of building air, wet can realize being coupled, economize energy, the economic benefit of raising system.
2. photovoltaic electroplax is set in present system, utilize the photo-thermal of clean energy resource solar energy, opto-electronic conversion, change the enthalpy wet condition of air, heat and wet treatment is carried out to air, replace heat pump type air conditioning system, the wet adjustment of the heat of refrigerated air-conditioning system to building air, obtain same object with the method for simple economy.
3. the present invention adds transparent cover plate on photovoltaic electroplax surface, free air-flow is to move in cover plate and solar photovoltaic plate holder layer, reduced the temperature of photovoltaic electroplax by cross-ventilation heat exchange, improve the generating efficiency of solar-energy photo-voltaic cell, thus improve the utilization ratio of the energy.
4. the present invention can be widely used in industry, business, civil buildings, and device build is simple, and initial cost is low, good in economic efficiency.
accompanying drawing illustrates:
accompanying drawing 1 is structural representation of the present invention.
accompanying drawing 2 is that photovoltaic electroplax adds covering plate structure figure.
accompanying drawing 3 is photovoltaic heat utilization and the wet schematic diagram that is coupled regulated of building air heat.
air heat wet adjustment psychrometric chart built summer by accompanying drawing 4
detailed description of the invention:
embodiment 1:
a kind of photovoltaic heat utilization regulates coupling process with building air heat is wet, and its composition comprises: return air inlet, is characterized in that: return air inlet 2 described in air-conditioned room 1 is connected with return airway 3; Fresh wind port 5 is arranged on new wind air channel 6 end, described new wind air channel is in parallel with described return airway, described return airway is connected with one end of photovoltaic electroplax air duct 21 with the mixing section in described new wind air channel, the other end of described photovoltaic electroplax air duct connects shunting air channel 24, air channel 1 connects the two ends of finned heat exchanger 11, air channel 2 23 entrance and outlet section install air-valve 1 and air-valve 2 15, and described air channel one and described air channel two combined stream are to supply air duct 19; The end of described supply air duct connects air outlet 20, and described air outlet is arranged in air-conditioned room.
embodiment 2:
photovoltaic heat utilization according to embodiment 1 regulates coupling process with building air heat is wet, and blower fan 4 is arranged on supply air duct; Described photovoltaic electroplax air duct is combined by photovoltaic electroplax 7 and photovoltaic electroplax outer cover 8; Described return airway is installed low efficient filter 17 and high efficiency particulate air filter 18.
embodiment 3:
photovoltaic heat utilization according to embodiment 1 regulates coupling process with building air heat is wet, in described finned heat exchanger, heat exchanger tube is installed, described heat exchange tube inlet end connects cooling water inlet 9, the other end connects coolant outlet 10, condense water disk 12 is installed below described heat exchanger tube, described condense water disk one end connects condensed water comb 13, installs water fender 16 in the exit of described heat exchanger.
embodiment 4:
photovoltaic heat utilization according to embodiment 1 or 2 or 3 regulates with building air heat is wet the implementation method that is coupled, during summer operation, the wet heating process such as air: described air-valve one cuts out with described electric wind valve two, air in air-conditioned room is sucked by described return air inlet, mixed with new wind before being transported to described photovoltaic electroplax surface by described blower fan by described return airway, new wind is sucked by described fresh wind port, described photovoltaic electroplax air duct is entered by described fresh air pipeline, heat convection, the wet heating such as air now, cooling-dehumidifying air process: air enters described finned heat exchanger, with cooling water heat exchange, carry out cool-down dehumidification, condensed liquid is collected by described condense water disk, discharged by described condensate pipe, air after cooling and dehumidifying carries moisture by described water fender to avoid air, enter described low efficient filter and described high efficiency particulate air filter filter after by described supply air duct, send into air-conditioned room by described air outlet, photovoltaic electroplax temperature-fall period: the air duct interlayer entering described photovoltaic electroplax and described photovoltaic electroplax outer cover after new wind mixes with return air, makes solar panels lower the temperature by heat convection.
embodiment 5:
photovoltaic heat utilization according to embodiment 4 regulates with building air heat is wet the implementation method that is coupled, and the wet heating processes such as the wet heating process such as air during winter operation and photovoltaic electroplax temperature-fall period and air during summer operation are identical with photovoltaic electroplax temperature-fall period; Air flow dehumidification process during winter operation: the air part through described photovoltaic electroplax enters described finned heat exchanger, and carry out cool-down dehumidification, condensed liquid is collected by described condense water disk, is discharged by described condensate pipe; Air mixed ventilation process: another part high temperature air through described photovoltaic electroplax passes through described air-valve one and the pipeline at described air-valve two place, air after cooling and dehumidifying with etc. the air of wet heating mix, mixed air is by described water fender, enter described low efficient filter and described high efficiency particulate air filter filter after by described supply air duct, send into air-conditioned room by described air outlet.
embodiment 6:
photovoltaic heat utilization according to embodiment 4 or 5 regulates with building air heat is wet the implementation method that is coupled, air circulation process: air was entered after described return airway mixes with new wind by air-conditioned room and entered described solar photovoltaic plate holder layer summer, etc. wet heating, enter described finned heat exchanger, cooling and dehumidification, delivers to air-conditioned room by supply air duct; Winter operation switches, and need open described air-valve one and described air-valve two, the air through described finned heat exchanger sends into air-conditioned room with after the air of described photovoltaic electroplax air duct interlayer mixes; Water cycle process: the water in water supply pipe enters in the described heat exchanger tube in described finned heat exchanger, after air heat-exchange, temperature raises, and can be used as domestic water and uses.
embodiment 7:
photovoltaic heat utilization according to embodiment 4 or 5 or 6 regulates with building air heat is wet the implementation method that is coupled, when the coupled system that photovoltaic heat utilization and building air heat is wet to be regulated and heat pump conbined usage, by the cooling water of finned heat exchanger as the chilled water in heat pump at evaporimeter Inner eycle; After evaporimeter absorbs heat, cold-producing medium evaporation is sucked by compressor, and the cold-producing medium of the HTHP after compressor compresses enters condenser and cools, and enters evaporation endothermic in evaporimeter by choke valve step-down, completes the circulation of cold-producing medium.
embodiment 8:
photovoltaic heat utilization according to embodiment 4 or 5 or 6 or 7 regulates with building air heat is wet the implementation method that is coupled, and W is outdoor state point, and N is indoor design condition point, and C is admixture point, and A such as is at the wet hot spot, and B is cooling and dehumidification point.
Claims (3)
1.
a kind of photovoltaic heat utilization regulates with building air heat is wet the implementation method that is coupled, its composition comprises: return air inlet, it is characterized in that: return air inlet described in air-conditioned room is connected with return airway, fresh wind port is arranged on new wind air channel end, described new wind air channel is in parallel with described return airway, described return airway is connected with one end of photovoltaic electroplax air duct with the mixing section in described new wind air channel, the other end of described photovoltaic electroplax air duct connects shunting air channel, air channel one connects the two ends of finned heat exchanger, air channel two entrance and outlet section install air-valve one and air-valve two respectively, described air channel one and air channel two combined stream are to supply air duct, the end of described supply air duct connects air outlet, and described air outlet is arranged in air-conditioned room,
assembling is on described return airway; Described photovoltaic electroplax air duct is combined by photovoltaic electroplax and photovoltaic electroplax outer cover; Described return airway is installed low efficient filter and high efficiency particulate air filter;
in described finned heat exchanger, heat exchanger tube is installed, described heat exchange tube inlet end connects cooling water inlet, the other end connects coolant outlet, below described heat exchanger tube, condense water disk is installed, described condense water disk one end connects condensed water comb, installs water fender in the exit of described finned heat exchanger;
during summer operation, the wet heating process such as air: air-valve one and air-valve two are closed, air in air-conditioned room is sucked by described return air inlet, mixed with new wind before being transported to described photovoltaic electroplax surface by described blower fan by described return airway, new wind is sucked by described fresh wind port, described photovoltaic electroplax air duct is entered, heat convection, the wet heating such as air now by described fresh air pipeline; Cooling-dehumidifying air process: air enters described finned heat exchanger, with cooling water heat exchange, carry out cool-down dehumidification, condensed liquid is collected by described condense water disk, discharged by described condensate pipe, air after cooling and dehumidifying carries moisture by described water fender to avoid air, enter described low efficient filter and described high efficiency particulate air filter filter after by described supply air duct, send into air-conditioned room by described air outlet; Photovoltaic electroplax temperature-fall period: the air duct interlayer entering described photovoltaic electroplax and described photovoltaic electroplax outer cover after new wind mixes with return air, makes photovoltaic electroplax lower the temperature by heat convection.
2.
photovoltaic heat utilization according to claim 1 regulates with building air heat is wet the implementation method that is coupled, and it is characterized in that: the wet heating processes such as the wet heating process such as air during winter operation and photovoltaic electroplax temperature-fall period and air during summer operation are identical with photovoltaic electroplax temperature-fall period; Air flow dehumidification process during winter operation: the air part through described photovoltaic electroplax enters described finned heat exchanger, and carry out cool-down dehumidification, condensed liquid is collected by described condense water disk, is discharged by described condensate pipe; Air mixed ventilation process: another part high temperature air through described photovoltaic electroplax passes through described air-valve one and the pipeline at described air-valve two place, air after cooling and dehumidifying with etc. the air of wet heating mix, mixed air is by described water fender, enter described low efficient filter and described high efficiency particulate air filter filter after by described supply air duct, send into air-conditioned room by described air outlet.
3.
photovoltaic heat utilization according to claim 1 and 2 regulates with building air heat is wet the implementation method that is coupled, it is characterized in that: air circulation process: air was entered after described return airway mixes with new wind by air-conditioned room and entered described solar photovoltaic plate holder layer summer, etc. wet heating, enter described finned heat exchanger, cooling and dehumidification, delivers to air-conditioned room by supply air duct; Winter operation switches, and need open described air-valve one and described air-valve two, the air through described finned heat exchanger sends into air-conditioned room with after the air of described photovoltaic electroplax air duct mixes; Water cycle process: the water in water supply pipe enters in the described heat exchanger tube in described finned heat exchanger, after air heat-exchange, temperature raises, and can be used as domestic water and uses.
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| CN201410039457.3A CN103759362B (en) | 2014-01-27 | 2014-01-27 | What photovoltaic heat utilization was wet regulate with building air heat is coupled and implementation method |
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| CN103759362B true CN103759362B (en) | 2016-04-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104065338B (en) * | 2014-07-04 | 2016-05-11 | 东南大学 | A kind of solar cell cooling fluid antifreeze with heat utilization device and method |
| CN105890069A (en) * | 2016-04-12 | 2016-08-24 | 殷翠萍 | Solar cleaning central air-conditioning system |
| CN108583409B (en) * | 2018-06-22 | 2023-06-30 | 徐州海伦哲专用车辆股份有限公司 | Electric power rush-repair vehicle with driving dehumidification function |
| CN109869852B (en) * | 2019-03-12 | 2020-10-23 | 河南科技大学 | Photovoltaic photo-thermal passive air conditioning system for henhouse |
| CN110469935A (en) * | 2019-07-05 | 2019-11-19 | 常州大学 | A kind of light, water, the fresh air system being electrically coupled |
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| JPS6011057A (en) * | 1983-06-30 | 1985-01-21 | Natl House Ind Co Ltd | Device utilizing solar heat |
| CN1478973A (en) * | 2002-08-26 | 2004-03-03 | 株式会社Om太阳能协会 | Building with solar ultilization system |
| CN1527003A (en) * | 2003-03-07 | 2004-09-08 | 株式会社Om太阳能协会 | Air type solar energy system |
| CN101788161A (en) * | 2010-03-23 | 2010-07-28 | 上海交通大学 | Building heat supplying and heating system based on solar air heat collector |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003269734A (en) * | 2002-03-13 | 2003-09-25 | Akira Tanaka | Air conditioning hot-water supply system and switching device |
| JP3878610B2 (en) * | 2004-02-25 | 2007-02-07 | 株式会社オーエム研究所 | Passive solar system house |
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2014
- 2014-01-27 CN CN201410039457.3A patent/CN103759362B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6011057A (en) * | 1983-06-30 | 1985-01-21 | Natl House Ind Co Ltd | Device utilizing solar heat |
| CN1478973A (en) * | 2002-08-26 | 2004-03-03 | 株式会社Om太阳能协会 | Building with solar ultilization system |
| CN1527003A (en) * | 2003-03-07 | 2004-09-08 | 株式会社Om太阳能协会 | Air type solar energy system |
| CN101788161A (en) * | 2010-03-23 | 2010-07-28 | 上海交通大学 | Building heat supplying and heating system based on solar air heat collector |
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