CN103185402A - Oscillating heat pipe type vacuum tube solar thermal collector - Google Patents

Oscillating heat pipe type vacuum tube solar thermal collector Download PDF

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Publication number
CN103185402A
CN103185402A CN2013100740707A CN201310074070A CN103185402A CN 103185402 A CN103185402 A CN 103185402A CN 2013100740707 A CN2013100740707 A CN 2013100740707A CN 201310074070 A CN201310074070 A CN 201310074070A CN 103185402 A CN103185402 A CN 103185402A
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China
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heat pipe
oscillating flow
water tank
vacuum tube
vacuum
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CN2013100740707A
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Chinese (zh)
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冼海珍
曹传钊
唐小锋
高超
杨勇平
杜小泽
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North China Electric Power University
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North China Electric Power University
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Priority to CN2013100740707A priority Critical patent/CN103185402A/en
Publication of CN103185402A publication Critical patent/CN103185402A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/40Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
    • F24S10/45Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/90Solar heat collectors using working fluids using internal thermosiphonic circulation
    • F24S10/95Solar heat collectors using working fluids using internal thermosiphonic circulation having evaporator sections and condenser sections, e.g. heat pipes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The invention belongs to the technical field of solar energy, and relates to an oscillating heat pipe type vacuum tube solar thermal collector. A water tank is positioned at the upper part of a bracket; and 5-20 vacuum thermal collection units are arrayed on the bracket. In each vacuum thermal collection unit, a heating section and a thermal insulation section of an oscillating heat pipe are placed in a glass vacuum pipe; a cooling section of the oscillating heat pipe is placed in a heat exchanger; a sealing piece is hermetically and fixedly connected onto the oscillating heat pipe and seals the glass vacuum pipe; a heat exchange pipe is placed in the water tank, the lower end of the heat exchanger is hermetically and fixedly connected with a bottom plate of a liner of the water tank, and the upper end of the heat exchanger is hermetically and fixedly connected with a top plate of the liner of the water tank; the heat exchange pipe is filled with conduction oil; the water tank and the heat exchange pipe form a set of heat exchange component; and water in the water tank flows around the outer wall of the heat exchange pipe, and is only subjected to heat exchange with the heat pipe instead of entering the interior of the glass vacuum pipe. With the efficient heat transfer property of the oscillating heat pipe, the oscillating heat pipe type vacuum tube solar thermal collector has the advantages of high thermal collection efficiency, quickness in start, strong pressure bearing capability, reliability in operation, simplicity in mounting and the like, and is suitable for hot water supply systems for families or collective users.

Description

Oscillating flow heat pipe formula vacuum tube solar heating element
Technical field
The invention belongs to technical field of solar, particularly a kind of oscillating flow heat pipe formula vacuum tube solar heating element.
Background technology
Solar water heater is the simplest a kind of solar thermal utilization mode.According to expectation, by 2010, China's solar water heater annual production will reach 3,000 ten thousand square metres, total recoverable amount reaches 1.5 hundred million square metres, the energy substitution amount is 2,250 ten thousand tons of standard coals, amounts to 76,000,000,000 degree electricity, will account for 1.0% of social total energy consumption, the Solar Heater Market demand is huge, also has great development potentiality.Solar water heater is partly classified from thermal-arrest can be divided into plate type solar water heater and vacuum tubular glass solar collector.
It is good that glass vacuum pipe heat collector has the collection performance; simple in structure; with low cost; be easy to the large-scale production advantage; but it also exists the vacuum tube cracky to leak to cause and easily produces incrustation scale in systemic breakdown, vacuum tube water cause heating slowly and night is a large amount of heat loss, the vacuum tubes and influence shortcomings such as solar collecting performance, system's later period maintenance maintenance workload are big; and glass vacuum pipe heat collector can not bearing operation; heat supply temperature is limited, can't be applied to the place that some are had relatively high expectations to pressure and temperature.
Oscillating flow heat pipe is a kind of new and effective heat pipe that grew up in nearly ten years in the world.Its operation principle is as described below: when enough hour of caliber, under vacuum, be encapsulated in hydraulic fluid in the pipe will be in pipe the plunger between formation liquid, vapour phase.In bringing-up section, the liquid film between steam bubble or vapour post and the tube wall causes steam bubble to expand because of the constantly evaporation of being heated, and promotes the vapour-liquid plug flow to cold junction condensation contraction, thereby forms bigger pressure reduction between cool and heat ends.Because the vapour-liquid plunger is interspersed, thereby in pipe, produce strong reciprocating vibration motion, thereby realize high efficiencies of heat transfer.This new heat pipe is compared with conventional heat pipe to have: caliber is little, and volume is little, augmentation of heat transfer; Do not need capillary wick, simple in structure, cost is low; Reliable, liquid backflow adaptivity is strong, is difficult for dryouting; Start rapidly; Can be arbitrarily crooked, applied range; Can adopt advantages such as different mode of heatings and heating location.Oscillating flow heat pipe is managed as in the heat absorption of solar thermal collector, not only can increase endotherm area, improve collecting efficiency, can also realize " dryness connection ", the energy pressure-bearing, water-tight; In addition, because thermal-collecting tube is not contained recirculated water, so winter can be not freezing.
Oscillating flow heat pipe is combined with glass-vacuum tube and is formed the heat pipe type vacuum pipe heat collecting element, and is the effective way that overcomes the problem of glass vacuum pipe heat collector existence for solar water heater.Therefore need a kind of solar thermal collector with oscillating flow heat pipe and glass-vacuum tube combination.
Summary of the invention
The object of the invention is to solve the oscillating flow heat pipe described in the background technology and is combined with glass-vacuum tube and forms the heat pipe type vacuum pipe heat collecting element, and to be used for solar water heater be to overcome the problem that glass vacuum pipe heat collector exists, and a kind of oscillating flow heat pipe formula vacuum tube solar heating element is provided.
For realizing above purpose, technical scheme of the present invention is as follows:
Oscillating flow heat pipe formula vacuum tube solar heating element is made of support 1, water tank 2 and vacuum heat-collecting unit, water tank 2 places the top of support 1,5~20 vacuum heat-collecting unit are arranged on the support 1, the heat exchanger tube 3 of vacuum heat-collecting unit places in the water tank 2, and the glass-vacuum tube 4 usefulness securing members 9 of vacuum heat-collecting unit are fixed on the support 1;
Described water tank 2 is rectangular shape thermal-insulating type water tank, the inner water tank 201 outside heat-insulation layers 203 that coat, tank shell 202 is coated on the heat-insulation layer 203, in water tank 2 bottoms, the direction of the length of inner water tank 201, heat-insulation layer 203 and tank shell 202 upper edge water tanks has the vacuum heat-collecting unit installing hole of a row and vacuum heat-collecting unit equal number, and water inlet 10 and delivery port 11 place the two ends of water tank 2 respectively;
Described vacuum heat-collecting unit comprises heat exchanger tube 3, glass-vacuum tube 4, oscillating flow heat pipe 5, seal 6, sealing ring 7 and support chip 8, the oscillating flow heat pipe bringing-up section 501 of oscillating flow heat pipe 5 and oscillating flow heat pipe adiabatic section 503 place in the glass-vacuum tube 4, in glass-vacuum tube 4, oscillating flow heat pipe 5 is supported by support chip 8, oscillating flow heat pipe 5 does not contact with glass-vacuum tube 4, seal 6 sealings are fixed on the oscillating flow heat pipe 5 and with glass-vacuum tube 4 and seal, after glass-vacuum tube 4 is sealed by seal 6, be evacuated in the cavity of glass-vacuum tube 4, thereby reduce the air thermal resistance, increase the heat that the oscillating flow heat pipe bringing-up section absorbs, avoid the oscillating flow heat pipe bringing-up section to be subjected to air corrosion simultaneously, the inwall of heat exchanger tube 3 lower ends and seal 6 sealings are affixed, sealing ring 7 is enclosed within the tank shell 202 and the heat-insulation layer 203 that are used for glass-vacuum tube 4 and water tank 2 on the glass-vacuum tube 4 and is tightly connected, oscillating flow heat pipe 5 is the oscillating flow heat pipe of single loop type column construction, oscillating flow heat pipe 5 is divided into oscillating flow heat pipe bringing-up section 501 by the function of each several part, oscillating flow heat pipe cooling section 502 and oscillating flow heat pipe adiabatic section 503, the part that is in sealing ring 7 positions in the glass-vacuum tube 4 is oscillating flow heat pipe adiabatic section 503, remainder is oscillating flow heat pipe bringing-up section 501, and placing the part in the heat exchanger tube 3 is oscillating flow heat pipe cooling section 502;
In inner water tank 201, vacuum heat-collecting unit installing hole on heat exchanger tube 3 and inner water tank 201 base plates is coaxial, the lower end of heat exchanger tube 3 and the sealing of inner water tank 201 base plates are affixed, the upper end of heat exchanger tube 3 and the sealing of inner water tank 201 top boards are affixed, sealing ring 7 constitutes being tightly connected of glass-vacuum tube 4 upper ends and tank shell 202 and heat-insulation layer 203 in vacuum heat-collecting unit installing hole, conduction oil perfusing hole 12 is communicated with heat exchanger tube 3 at the top board of water tank 2, and it is affixed with the sealing of inner water tank 201 top boards, conduction oil 13 is poured in the heat exchanger tube 3,12 sealings of perfusion conduction oil 13 back conduction oil perfusing holes;
The material of described inner water tank 201 is the stainless steel square tube;
The material of described heat exchanger tube 3 is copper;
The elbow number of described oscillating flow heat pipe 5 is no less than 12;
The material of described oscillating flow heat pipe 5 is copper or stainless steel;
The material of described seal 6 is copper or stainless steel, and seal 6 passes through the sealing-in of hot-press sealing technology with the glass tube walls of glass-vacuum tube, and the effect of seal 6 is to ensure the interior vacuum of cavity of glass-vacuum tube;
Evacuated vacuum is 10 in the cavity of described glass-vacuum tube 4 -2Pa or 10 -3The Pa order of magnitude;
The amount of perfusion conduction oil 13 is 60~80% of heat exchanger tube volume in the described heat exchanger tube 3;
The material of described sealing ring 7 is rubber;
Described heat-insulation layer 203 is the polyurethane of integral foam moulding.
The operation principle of oscillating flow heat pipe formula vacuum tube solar heating element is: glass-vacuum tube 4 absorbs solar energy and changes into heat energy, pass to the oscillating flow heat pipe bringing-up section 501 that places the oscillating flow heat pipe 5 in the glass-vacuum tube 4, the vapour of working medium is annotated and steam bubble absorption heat expansion formation vapour-liquid plunger in the oscillating flow heat pipe, and there is new steam bubble to generate, promotes the vapour-liquid plunger and flow to cold junction.After the vapour-liquid plunger arrives cooling section, release heat, the vapour-liquid plunger retraction, thus between cool and heat ends, form certain pressure reduction.Like this, because existence and the vapour-liquid plunger of two ends pressure reduction are interspersed, therefore make working medium in pipe, produce violent reciprocation cycle and flow, and then realize heat transmission efficiently.The heat that is delivered to oscillating flow heat pipe cooling section 502 is absorbed by the conduction oil 13 of 3 li of heat exchanger tubes, conduction oil 13 is again with heat transferred heat exchanger tube 3 tube walls, water flows to water tank 2 and streams by heat exchanger tube 3 outer walls from the water inlet 10 of water tank 2, water is heated, finally by the delivery port 11 outflow water tanks 2 of water tank 2.
Oscillating flow heat pipe formula vacuum tube solar heating element is main heat collecting element with the heat pipe type vacuum pipe of metal absorber, the performance of each side all is significantly improved, fundamentally remedied the deficiency of flat-plate collector and glass vacuum pipe heat collector, can be widely used among the various solar thermal collection systems.Heat pipe vacuum tube hot collector and ordinary vacuum tube heat collector are except thermal-collecting tube is different, and maximum difference is to play in its heat collector the water tank of connection collection effect.The ordinary vacuum tube heat collector adopts the bigger thermal-arrest header of volumetric ratio, and thermal-arrest header and every direct UNICOM of vacuum tube, converges the heat that vacuum tube collects by convection heat transfer' heat-transfer by convection.And in the oscillating flow heat pipe formula vacuum tube solar heating element, the connection collection effect that plays be that water tank and heat exchanger tube are formed a cover heat exchange assembly, water in the water tank streams the outer wall by heat exchanger tube, directly be not communicated with glass-vacuum tube inside, the water in the water tank only with glass-vacuum tube in oscillating flow heat pipe carry out exchange heat.In actual applications, the water tank of heat collector can bear higher operating pressure, does not have hidden leakage defect, and is easy to maintenance even indivedual glass-vacuum tube breakage also can not influence the operation of whole heat collector, thereby is specially adapted to big-and-middle-sized solar water heating system.
Beneficial effect of the present invention is, the present invention utilizes oscillating heat pipe heat transfer property efficiently, solved deficiencies such as existing heat pipe vacuum tube solar collector endotherm area is less, collecting efficiency is lower, bearing capacity is relatively poor, had the collecting efficiency height, start rapidly, bearing capacity is strong, reliable, be easy to advantage such as installation.Be applicable to family or the user of collective heat supply water, concentrate the hot water supply as bathroom water supply and the residential building of campus.
Description of drawings
Fig. 1 is oscillating flow heat pipe formula vacuum tube solar heating element front view;
Fig. 2 is oscillating flow heat pipe formula vacuum tube solar heating element side view;
Fig. 3 is vacuum heat-collecting cellular construction schematic diagram;
Fig. 4 be among Fig. 3 B to schematic diagram;
Fig. 5 is the local enlarged diagram in A place of Fig. 1.
Among the figure, 1--support, 2--water tank, 3--heat exchanger tube, the 4--glass-vacuum tube, 5--oscillating flow heat pipe, 6--seal, 7--sealing ring, the 8--support chip, 9--securing member, 10--water inlet, the 11--delivery port, 12--conduction oil perfusing hole, 13--conduction oil, the 201--inner water tank, 202--tank shell, 203--heat-insulation layer, 501--oscillating flow heat pipe bringing-up section, 502--oscillating flow heat pipe cooling section, 503--oscillating flow heat pipe adiabatic section.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and instantiation.
Fig. 1 and Fig. 2 are respectively front view and the side view of oscillating flow heat pipe formula vacuum tube solar heating element embodiment.Oscillating flow heat pipe formula vacuum tube solar heating element is made of support 1, water tank 2 and 16 vacuum heat-collecting unit, water tank 2 places the top of support 1,16 vacuum heat-collecting unit are arranged on the support 1, the heat exchanger tube 3 of vacuum heat-collecting unit places in the water tank 2, and the glass-vacuum tube 4 usefulness securing members 9 of vacuum heat-collecting unit are fixed on the support 1.Water tank 2 is rectangular shape thermal-insulating type water tank, the inner water tank 201 outside heat-insulation layers 203 that coat, tank shell 202 is coated on the heat-insulation layer 203, in water tank 2 bottoms, the direction of the length of inner water tank 201, heat-insulation layer 203 and tank shell 202 upper edge water tanks has 16 vacuum heat-collecting unit installing holes of a row, water inlet 10 and delivery port 11 place the two ends of water tank 2 respectively, and the material of inner water tank 201 is the stainless steel square tube, and heat-insulation layer 203 is the polyurethane of integral foam moulding.
As shown in Figure 3 and Figure 4, the vacuum heat-collecting unit comprises heat exchanger tube 3, glass-vacuum tube 4, oscillating flow heat pipe 5, seal 6, sealing ring 7 and support chip 8, the oscillating flow heat pipe bringing-up section 501 of oscillating flow heat pipe 5 and oscillating flow heat pipe adiabatic section 503 place in the glass-vacuum tube 4, in glass-vacuum tube 4, oscillating flow heat pipe 5 is supported by support chip 8, oscillating flow heat pipe 5 does not contact with glass-vacuum tube 4, seal 6 sealings are fixed on the oscillating flow heat pipe 5 and with glass-vacuum tube 4 and seal, the material of heat exchanger tube 3 is copper, the material of seal 6 is stainless steel, after glass-vacuum tube 4 passes through the glass tube walls sealing of hot-press sealing technology and glass-vacuum tube 4 by seal 6, be evacuated in the cavity of glass-vacuum tube 4, vacuum is 10 -2Pa or 10 -3The Pa order of magnitude, the inwall of heat exchanger tube 3 lower ends and seal 6 sealings are affixed.Sealing ring 7 is enclosed within the tank shell 202 and the heat-insulation layer 203 that are used for glass-vacuum tube 4 and water tank 2 on the glass-vacuum tube 4 and is tightly connected, and the material of sealing ring 7 is rubber.Oscillating flow heat pipe 5 is the oscillating flow heat pipe of single loop type column construction, oscillating flow heat pipe 5 is divided into oscillating flow heat pipe bringing-up section 501, oscillating flow heat pipe cooling section 502 and oscillating flow heat pipe adiabatic section 503 by the function of each several part, the part that is in sealing ring 7 positions in glass-vacuum tube 4 is oscillating flow heat pipe adiabatic section 503, remainder is oscillating flow heat pipe bringing-up section 501, and placing the part in the heat exchanger tube 3 is oscillating flow heat pipe cooling section 502.
Oscillating flow heat pipe 5 is column construction according to the glass-vacuum tube structural design of glass, oscillating flow heat pipe is welded into the loop type pipeline by the copper tube bending of external diameter 5 mm, internal diameter 3 mm, total length 14460 mm, 12 elbows are arranged, and the material of oscillating flow heat pipe 5 is stainless steel.The oscillating flow heat pipe total length is 1200 mm, is divided into cooling section three parts that bringing-up section that length is 950 mm, adiabatic section that length is 50 mm and length are 200 mm.Crooked welding back is to the oscillating flow heat pipe extracting vacuum, and vacuum reaches 10 -2~10 -3The Pa order of magnitude pours into highly purified distilled water or the ethanol low-boiling point liquid is working medium to oscillating flow heat pipe then, and liquid filled ratio is 50%, and the liquid filled ratio error is carried out encapsulation process to oscillating flow heat pipe at last in ± 2% scope.
As shown in Figure 5, in inner water tank 201, vacuum heat-collecting unit installing hole on heat exchanger tube 3 and inner water tank 201 base plates is coaxial, the lower end of heat exchanger tube 3 and the sealing of inner water tank 201 base plates are affixed, the upper end of heat exchanger tube 3 and the sealing of inner water tank 201 top boards are affixed, sealing ring 7 constitutes being tightly connected of glass-vacuum tube 4 upper ends and tank shell 202 and heat-insulation layer 203 in vacuum heat-collecting unit installing hole, conduction oil perfusing hole 12 is communicated with heat exchanger tube 3 at the top board of water tank 2, and it is affixed with the sealing of inner water tank 201 top boards, conduction oil 13 is poured in the heat exchanger tube 3, and the amount of perfusion conduction oil 13 is 80% of heat exchanger tube volume in the heat exchanger tube 3.12 sealings of perfusion conduction oil 13 back conduction oil perfusing holes.
The present invention is applicable to family or the user of collective hot water supply field, concentrates the hot water supply as bathroom or the residential building of campus.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.

Claims (10)

1. oscillating flow heat pipe formula vacuum tube solar heating element, oscillating flow heat pipe formula vacuum tube solar heating element is by support (1), water tank (2) and vacuum heat-collecting unit constitute, water tank (2) places the top of support (1), 5~20 vacuum heat-collecting unit are arranged on the support (1), the heat exchanger tube of vacuum heat-collecting unit (3) places in the water tank (2), the glass-vacuum tube of vacuum heat-collecting unit (4) is fixed on the support (1) with securing member (9), described water tank (2) is rectangular shape thermal-insulating type water tank, the outside heat-insulation layer (203) that coats of inner water tank (201), tank shell (202) is coated on the heat-insulation layer (203), in water tank (2) bottom, inner water tank (201), the direction of the length of heat-insulation layer (203) and tank shell (202) upper edge water tank has the vacuum heat-collecting unit installing hole of a row and vacuum heat-collecting unit equal number, water inlet (10) and delivery port (11) place the two ends of water tank (2) respectively, it is characterized in that, described vacuum heat-collecting unit comprises heat exchanger tube (3), glass-vacuum tube (4), oscillating flow heat pipe (5), seal (6), sealing ring (7) and support chip (8), the oscillating flow heat pipe bringing-up section (501) of oscillating flow heat pipe (5) and oscillating flow heat pipe adiabatic section (503) place in the glass-vacuum tube (4), in glass-vacuum tube (4), oscillating flow heat pipe (5) is supported by support chip (8), oscillating flow heat pipe (5) does not contact with glass-vacuum tube (4), seal (6) sealing is fixed in oscillating flow heat pipe (5) and goes up and glass-vacuum tube (4) is sealed, after glass-vacuum tube (4) is sealed by seal (6), be evacuated in the cavity of glass-vacuum tube (4), the inwall of heat exchanger tube (3) lower end and seal (6) sealing are affixed, sealing ring (7) is enclosed within glass-vacuum tube (4) and upward is tightly connected for tank shell (202) and the heat-insulation layer (203) of glass-vacuum tube (4) with water tank (2), oscillating flow heat pipe (5) is the oscillating flow heat pipe of single loop type column construction, oscillating flow heat pipe (5) is divided into oscillating flow heat pipe bringing-up section (501) by the function of each several part, oscillating flow heat pipe cooling section (502) and oscillating flow heat pipe adiabatic section (503), the part that is in sealing ring (7) position in glass-vacuum tube (4) is oscillating flow heat pipe adiabatic section (503), remainder is oscillating flow heat pipe bringing-up section (501), and placing the part in the heat exchanger tube (3) is oscillating flow heat pipe cooling section (502);
In inner water tank (201), vacuum heat-collecting unit installing hole on heat exchanger tube (3) and inner water tank (201) base plate is coaxial, the lower end of heat exchanger tube (3) and the sealing of inner water tank (201) base plate are affixed, the upper end of heat exchanger tube (3) and the sealing of inner water tank (201) top board are affixed, sealing ring (7) constitutes being tightly connected of glass-vacuum tube (4) upper end and tank shell (202) and heat-insulation layer (203) in vacuum heat-collecting unit installing hole, conduction oil perfusing hole (12) is communicated with heat exchanger tube (3) at the top board of water tank (2), and it is affixed with the sealing of inner water tank (201) top board, conduction oil (13) is poured in the heat exchanger tube (3), perfusion conduction oil (13) back conduction oil perfusing hole (12) sealing.
2. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the material of described inner water tank (201) is the stainless steel square tube.
3. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the material of described heat exchanger tube (3) is copper.
4. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the elbow number of described oscillating flow heat pipe (5) is no less than 12.
5. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the material of described oscillating flow heat pipe (5) is copper or stainless steel.
6. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the material of described seal (6) is copper or stainless steel, and seal (6) passes through the sealing-in of hot-press sealing technology with the glass tube walls of glass-vacuum tube (4).
7. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, evacuated vacuum is 10 in the cavity of described glass-vacuum tube (4) -2Pa or 10 -3The Pa order of magnitude.
8. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the amount of perfusion conduction oil (13) is 60~80% of heat exchanger tube volume in the described heat exchanger tube (3).
9. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, the material of described sealing ring (7) is rubber.
10. oscillating flow heat pipe formula vacuum tube solar heating element according to claim 1 is characterized in that, described heat-insulation layer (203) is the polyurethane of integral foam moulding.
CN2013100740707A 2013-03-08 2013-03-08 Oscillating heat pipe type vacuum tube solar thermal collector Pending CN103185402A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104279778A (en) * 2014-10-31 2015-01-14 山东力诺瑞特新能源有限公司 Header liner provided with buffer baffle
CN106288452A (en) * 2016-10-31 2017-01-04 天津城建大学 A kind of tapered divergent nozzle formula heat pipe solar energy water heater

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60105864A (en) * 1983-11-15 1985-06-11 Fuji Electric Corp Res & Dev Ltd Solar heat collector
CN2653385Y (en) * 2003-10-17 2004-11-03 宋绍辉 Heat pipe type oil circulation solar heat exchanger
CN1321296C (en) * 2005-01-17 2007-06-13 华北电力大学(北京) Oscillating flow heat pipe composite reinforcement solar water heater
CN201237465Y (en) * 2008-06-24 2009-05-13 山东天力干燥设备有限公司 Oscillatory flow heat pipe exchanger
CN101706163B (en) * 2009-12-03 2011-04-06 西安交通大学 Solar energy pulsating heat pipe collector
CN102937339A (en) * 2012-11-29 2013-02-20 刘磊 Pressure-bearing-type solar heat collector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60105864A (en) * 1983-11-15 1985-06-11 Fuji Electric Corp Res & Dev Ltd Solar heat collector
CN2653385Y (en) * 2003-10-17 2004-11-03 宋绍辉 Heat pipe type oil circulation solar heat exchanger
CN1321296C (en) * 2005-01-17 2007-06-13 华北电力大学(北京) Oscillating flow heat pipe composite reinforcement solar water heater
CN201237465Y (en) * 2008-06-24 2009-05-13 山东天力干燥设备有限公司 Oscillatory flow heat pipe exchanger
CN101706163B (en) * 2009-12-03 2011-04-06 西安交通大学 Solar energy pulsating heat pipe collector
CN102937339A (en) * 2012-11-29 2013-02-20 刘磊 Pressure-bearing-type solar heat collector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104279778A (en) * 2014-10-31 2015-01-14 山东力诺瑞特新能源有限公司 Header liner provided with buffer baffle
CN106288452A (en) * 2016-10-31 2017-01-04 天津城建大学 A kind of tapered divergent nozzle formula heat pipe solar energy water heater

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Application publication date: 20130703