CN200972275Y - Heat pipe type solar vacuum heat collecting pipe and system thereof - Google Patents
Heat pipe type solar vacuum heat collecting pipe and system thereof Download PDFInfo
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- CN200972275Y CN200972275Y CNU2006200345474U CN200620034547U CN200972275Y CN 200972275 Y CN200972275 Y CN 200972275Y CN U2006200345474 U CNU2006200345474 U CN U2006200345474U CN 200620034547 U CN200620034547 U CN 200620034547U CN 200972275 Y CN200972275 Y CN 200972275Y
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- heat pipe
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- glass tube
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Abstract
The utility model discloses a heat-tube solar energy heat-collecting tube and system, which provides a solar energy collection and application system that is economic, highly efficient and all-region, especially a heat pipe technology that is economic and highly efficient. The highly efficient heat transfer is adopted between the heat pipe and the vacuum glass tube to collect and utilize solar energy, and the copper heat pipe commonly adopted is replaced by cheap carbon steel and aluminum materials, which greatly reduces overall cost. The heat exchange with liquid materials between the heat pipe and the glass tube improves the overall capability of the heat pipe, cuts cost and provides a true practicable technology that could be offered in batches for solar energy heating, freezing and application of hot water.
Description
Technical field
The utility model relates to the collection and the heat utilization of the utilization of solar energy, particularly solar energy, is specifically related to the utilization of the hot pipe type vacuum glass tube of solar energy.
Background technology
The low temperature heat utilization of solar energy is very ripe, particularly directly adopt the vacuum glass Manifold technology to carry out the collection of solar energy and be used, this technical method is that water is directly heated by the inside of glass tube, but the problem that this technology exists is to use in the zone of cold, and be non-pressure-bearing type, use problem in order to solve cold area, " U " type pipe and heat pipe form have been adopted, " but U " type pipe has increased the power consumption and the scale problems of pump, has also increased cost; The subject matter that adopts hot pipe technique is to adopt the heat pipe of copper material to add fin, increased very big cost like this, and common hot pipe technique manufacturing cost height, poor reliability, this all obstacle the application of hot pipe technique at solar energy, even simultaneously adopted hot pipe technique still can't realize dynamical heat transfer; The problem that solves the bursting by freezing in winter in the winter time by electrically heated mode is also arranged, increased power consumption like this, the cost of hot water is increased;
In heat pipe and application that vacuum tube combines, the problem that needs to solve mainly contains 3 points:
1, the heat pipe of a kind of low cost, low start-up temperature, high reliability, and be easy to make in batches;
2, the simple connection between heat pipe and the vacuum tube, adopt substantially the mode that vacuumizes between heat pipe and the vacuum tube at present,, will increase very big cost and manufacture difficulty for being connected between heat pipe and the glass;
3, how to increase the heat exchange area problem of heat pipe condensation end, the evaporation ends of existing heat pipe is a 1.5-1.8 rice substantially, and condensation end only has 0.1 meter or littler, the heat exchange area deficiency of condensation end, cause heat energy not transmit fully and to utilize, limited the application of hot pipe technique in field of solar energy;
Thereby, need a kind of low cost, dynamical hot pipe technique, realize that to Application of Solar Energy particularly in the utilization of cold area, and this heat pipe need be convenient to install and use.
Summary of the invention
Purpose of the present invention just provides a kind of low cost, high-effect, region-wide solar energy acquisition system, particularly adopts a kind of low cost, high performance hot pipe technique, and adopts efficient simple type of attachment between heat pipe and the glass tube with vacuum; By between heat pipe and glass tube with vacuum, increasing a sleeve pipe, realize increasing the heat exchange area of condensation end, realized post bake simultaneously to heated material; The copper material heat pipe of widespread usage is converted to adopts carbon steel or aluminium cheaply, reduced overall cost so greatly, between heat pipe and glass tube, adopt fluent material to carry out heat exchange, improved the overall performance of heat pipe like this, reduced cost.
The present invention provides the application of this kind solar energy acquisition device simultaneously, at its condensation end a collection case is set, an accumulation of heat casing, pump, heat-transfer fluid working media are set simultaneously, the power that improves by pump circulates the heat-transfer fluid working media, thereby will exchange by the heat energy of hot pipe type vacuum glass tube and utilize, on the accumulation of heat casing, connect heating radiator, cooling refrigeration unit and heat pump, can realize like this utilizing that solar energy heats, the supply of refrigeration, hot water, thereby realized utilization to solar energy.
Concrete summary of the invention is as follows
A kind of heat pipe solar vacuum heat-collecting pipe, form by glass tube with vacuum, heat pipe, inside heat pipe is filled with the low-temperature working medium, and an end of heat pipe is inserted into the inside of glass tube with vacuum, and the inner space that contacts with heat pipe of glass tube with vacuum is filled with the fluid heat transferring material;
By the fluid heat transferring material of between heat pipe and vacuum tube, filling, realized making simple connection the between heat pipe and the vacuum tube;
Be provided with a sleeve pipe between heat pipe and glass tube with vacuum, an end of sleeve pipe is arranged on glass tube with vacuum inside and carries out airtight the connection with the part of heat pipe;
One end diameter of sleeve pipe is different with the other end, and the diameter of a wherein end of sleeve pipe is identical with the external diameter of glass tube with vacuum;
Sleeve pipe is set has realized that the condensation area that increases heat pipe makes the heat exchange property of heat pipe strengthen, realized secondary heat exchange simultaneously, promptly the fluid working medium in the vacuum tube directly can heat heated material, and heat pipe also carries out heat exchange to heating object simultaneously; The form that sleeve pipe is set to reducing mainly is in order to adopt existing glass tube with vacuum and the combining form that collects case, to be convenient to the solar water heater of non-heat pipe type is changed into the solar water heater of heat pipe type;
The material of heat pipe is copper, aluminium, stainless steel, carbon steel, is preferably carbon steel;
Adopt the carbon steel heat pipe can realize the heat transfer property identical fully, thereby be preferably the heat pipe of carbon steel material, can reduce cost greatly like this with Cu metal tubes;
The working media that inside heat pipe fills is for following at least a kind of:
Ammonia, freon (halogenated hydrocarbons), hydrocarbon (hydro carbons), ethanol, methyl alcohol, acetone, carbon dioxide, water, butane;
The inner space that contacts with heat pipe of glass tube with vacuum is filled with the fluid heat transferring material for following at least a kind of:
A, conduction oil;
B, non-congealable oil;
C, glycol water;
D, calcium carbonate aqueous solution;
E, metallic particles;
According to the minimum temperature of zones of different, select the ratio of the different aqueous solution, guarantee under lowest temperature condition, still can be so that the heat transfer working media does not freeze;
At least one end at heat pipe is provided with the can position, realizes the realization of filling of opposite heat tube internal work medium and/or vacuum by the can position, is to carry out can by check valve in the preferred mode in can position;
Adopt cold type method, hot type method and vacuumizing method can realize the manufacturing of opposite heat tube, on production cost, adopt the cold type method and adopt the cost of hot type method will be lower than the method that vacuumizes that adopts, but aspect of performance, if adopt the technical method that vacuumizes, can realize the vacuum of rough vacuum fully, its performance will be better than adopting hot and cold row's method; Concrete which kind of method that adopts is produced, and needs to consider that multiple factor is specifically definite;
The section configuration of heat pipe is one of following:
Circle, rectangle, polygon, ellipse, rhombus, square;
The axis shape of heat pipe is one of following at least shape:
Crooked, snakelike, waveform;
Appearance design at heat pipe evaporation ends and/or condensation end has fin; For the material of carbon steel, adopt the high-frequency welding fin as preferred;
Condensation end at heat pipe is provided with a collection case, the condensation end of a plurality of heat pipes is arranged on collection case inside, on the collection case, also be provided with the outlet of a heated material and the import of a heated material at least, make heated fluid media (medium) be undertaken flowing out from outlet after the heat exchange by the condensation end that import enters back and heat pipe.
On the collection case, also be provided with an outlet and an import at least, make heated fluid media (medium) be undertaken flowing out from outlet after the heat exchange by the condensation end that import enters back and heat pipe;
Also be provided with at least one storage heater, a kind of heat-transfer fluid medium and a pump, the power that the heat-transfer fluid medium provides by pump are realized circulation, by carrying out the exchange of heat exchange realization to the heat energy of solar energy with collection case internal heat pipework condensation end;
Serial or parallel connection is carried out in the import of a plurality of collection casees, also connect accordingly between a plurality of outlets and parallel connection, realize carrying out heat exchange, realize the utilization of solar energy with the condensation end of the heat pipe that collects case inside;
Storage heater is connected with following a kind of equipment at least, realizes the utilization to solar energy
A, radiator;
B, heat pump;
C, refrigeration heat equipment;
D, hot water facility;
After the high temperature heat utilization in the storage heater being made the storage heater temperature inside reduces, adopt heat pump techniques to continue the heat energy of low temperature is used, make the heat energy of solar absorption be able to sufficient utilization like this;
Be described in detail below in conjunction with accompanying drawing
Digital implication among the figure is as follows:
1: heat pipe, 2: sleeve pipe, 3: glass tube with vacuum, 4: work medium for heat pipe, 5: liquid heat transfer material, 6: be heated liquid, 7: can position (check valve), 8: reducing sleeve pipe, 9: collecting system, 10: storage heater, 11: circulating pump, 12: radiator; 13: sealing ring; 14: heated liquid-inlet, 15: heated liquid outlet; 16: the collection case;
Fig. 1: glass tube with vacuum and heat pipe
A heat pipe 1, be processed with a sleeve pipe 2 thereon, one end of heat pipe 1 is arranged on glass tube with vacuum 3 inside, at the glass tube with vacuum 3 inner positions that contact with heat pipe 1, be filled with liquid-working-medium 5, at inside pipe casing heated liquid 6 is arranged, to select coating be heat energy with conversion of solar energy by being arranged on sunshine on the glass tube with vacuum, heat energy is sent to heat energy by the liquid-working-medium in the heating, vacuum glass tube 5 evaporation ends of heat pipe, the evaporation ends of heat pipe is with the condensation end of thermal energy transfer to heat pipe, simultaneously, the liquid-working-medium 5 of filling is sent to heat energy by the temperature difference fine motion circulation top of glass tube with vacuum, the heat energy on top carries out heat exchange by sleeve pipe and the heated liquid 6 that is arranged on the heat pipe outside, heated like this liquid is by the dual-heated of heat pipe and sleeve pipe, realized the transmission efficiently and the exchange of heat energy, realized efficient utilization solar energy.
Fig. 2: glass tube with vacuum, heat pipe are connected with heat collecting tank
One end of sleeve pipe 2 is set to the size identical with the external diameter of glass tube with vacuum 3, can directly sleeve pipe 2 be inserted into collection case inside like this, can not change existing glass tube with vacuum and the size that collects case, directly install heat pipe additional, and transform the solar water heater of existing non-heat pipe as the pipe type solar heat water heater; This sleeve structure is reducing sleeve pipe 8 (one section of the diameter of sleeve pipe is different with the other end), the sleeve pipe of itself and glass tube with vacuum same outer diameter as, directly be inserted into collection case inside, be connected by rubber ring 13 with glass tube with vacuum, realized the efficient utilization of solar energy at sleeve pipe;
Fig. 3: solar water heater
A plurality of heat pipes and glass heat-collecting vacuum tube are connected on the collection 16, and the collection case is provided with an import 14 and an outlet 15, realizes the utilization to solar energy;
Fig. 4: solar water application system
By the series connection of a plurality of solar water heaters 9, be connected on the accumulation of heat casing 10, provide forced circulation by pump 11, by the heating of radiator 12 realizations to building.
The advantage of the Application of Solar Energy of this kind structure is:
1, proves by experiment, adopt the heat transfer property of carbon steel heat pipe and copper heat pipe identical, adopt simultaneously heat It is identical with the effect that adopts the glass tube with vacuum direct heat transfer that pipe conducts heat, and for special working media, adopts heat The performance of pipe will be higher than the structure that does not adopt heat pipe, and as seen this kind technical method has been realized fully efficiently, hanged down into This utilization to solar energy;
2, adopt the material of carbon steel pipe to make the price of heat pipe reduce by 8 times than copper, can realize so low The hot pipe technique of cost so that hot pipe technique can generally be used in solar low-temperature heating field, advances And the solar water technology can be used in the zone of cold, thereby the heating of realization solar energy and hot water, The comprehensive building energy of the real estate of refrigeration is used;
3, adopt the mode of sleeve pipe, increase the area of condensation end and realized secondary heat exchange, so that be heated Liquid carry out post bake by heat pipe and sleeve pipe, increased whole performance, though heat pipe failure, still Can pass through sleeve heat exchange, increase the reliability of system.
4, during heating is used in the winter time, adopt and earlier heat is circulated by pump, at the heat energy of accumulation of heat casing Heat, for the heat energy that is lower than room temperature, by adopting heat pump techniques, heat energy is utilized again, like this So that solar energy is used thoroughly;
5, adopt cheaply " cold type method " manufacturing heat pipe, can reduce cost, be beneficial to volume production;
6, for being connected between heat pipe and the vacuum tube, adopt simple connected mode, needn't carry out vacuum-pumping density Close, be convenient to install, reduced cost;
The specific embodiment:
Case study on implementation one: the hot pipe type vacuum heat collection pipe that has the reducing sleeve pipe
Referring to shown in Figure 1, the employing external diameter is 54MM, length is 1.8 meters glass tube with vacuum (1), it is 54MM that one end of reducing sleeve pipe (2) is processed into external diameter, the other end is 25MM, material adopts carbon steel or stainless steel, it is the seamless steel pipe of carbon steel that heat pipe (1) adopts material, diameter is 16MM, and length is 17MM, and its inside is equipped with working media 4 and is refrigeration work medium R134A, can directly sleeve pipe 2 be inserted into collection case inside like this, can not change existing glass tube with vacuum and the size that collects case, directly install heat pipe additional, and transform the solar water heater of existing non-heat pipe as the pipe type solar heat water heater.
Case study on implementation two: heat pipe solar energy water heater
Referring to shown in Figure 3, adopt 16 glass tube with vacuums, its diameter is 54MM, length is 1.8 meters, one 150 liters collection case is provided with heat pipe in glass tube with vacuum inside, and the diameter of heat pipe is 10MM, length is 1.5 meters, adopt 16 reducing sleeve pipes, material is a stainless steel, and the end that its diameter is bigger is 54MM, directly stainless sleeve pipe can be inserted into collection case inside, constitute heat pipe solar energy water heater.
Case study on implementation three: heat pipe solar energy water heater
Referring to shown in Figure 4, adopt two groups 16 solar thermal collector 9, with its series connection, its heat energy stores by storage heater, in storage heater, is provided with the auxiliary electrical heating system; By circulating pump 11 heat energy is delivered on the radiator 12, realizes heating building.
Claims (12)
1, a kind of heat pipe solar vacuum heat-collecting pipe, form by glass tube with vacuum, heat pipe, it is characterized in that: heat pipe (1) inside is filled with work medium for heat pipe (4), one end of heat pipe (1) is inserted into the inside of glass tube with vacuum (3), and the inner space that contacts with heat pipe of glass tube with vacuum (3) is filled with fluid heat transferring material (5).
2, heat pipe solar vacuum heat-collecting pipe according to claim 1, it is characterized in that: between heat pipe (1) and glass tube with vacuum (3), be provided with a sleeve pipe (2), an end of sleeve pipe (2) be arranged on glass tube with vacuum inner and with the carrying out airtight connection of heat pipe.
3, heat pipe solar vacuum heat-collecting pipe according to claim 2 is characterized in that: an end diameter of sleeve pipe (2) is different with the other end, and the diameter of a wherein end of sleeve pipe (2) is identical with the external diameter of glass tube with vacuum.
4, heat pipe solar vacuum heat-collecting pipe according to claim 1 is characterized in that: the material of heat pipe (1) is at least following a kind of: copper, aluminium, stainless steel, carbon steel.
5, heat pipe solar vacuum heat-collecting pipe according to claim 1 is characterized in that: the working media (4) that heat pipe (1) inside fills is following at least a kind of or its mixture:
Ammonia, freon (halogenated hydrocarbons), hydrocarbon (hydro carbons), ethanol, methyl alcohol, acetone, carbon dioxide, water, butane;
The inner space that contacts with heat pipe of glass tube with vacuum is filled with fluid heat transferring material (5) for following at least a kind of:
A, conduction oil;
B, non-congealable oil;
C, glycol water;
D, calcium carbonate aqueous solution;
E, metallic particles.
6, heat pipe solar vacuum heat-collecting pipe according to claim 1, it is characterized in that: at least one end at heat pipe (1) is provided with can position (7), realizes the realization of filling of opposite heat tube internal work medium (4) and/or vacuum by can position (7).
7, heat pipe solar vacuum heat-collecting pipe according to claim 1 is characterized in that:
The section configuration of heat pipe is one of following:
Circle, rectangle, polygon, ellipse, rhombus, square;
The axis shape of heat pipe is one of following at least shape:
Crooked, snakelike, waveform.
8, heat pipe solar vacuum heat-collecting pipe according to claim 1 is characterized in that: the appearance design at heat pipe evaporation ends and/or condensation end has fin.
9, heat pipe solar vacuum heat-collecting pipe according to claim 1 and system thereof, it is characterized in that: the condensation end at heat pipe is provided with a collection case (16), the condensation end of a plurality of heat pipes is arranged on collection case inside, on the collection case, also be provided with the outlet (14) of a heated material and the import (15) of a heated material at least, make heated fluid media (medium) be undertaken flowing out from outlet after the heat exchange by the condensation end that import enters back and heat pipe.
10, heat pipe solar vacuum heat-collecting pipe according to claim 1 and system thereof, it is characterized in that: also be provided with at least one storage heater (10), an a kind of heat-transfer fluid medium and a pump (11), the power that the heat-transfer fluid medium provides by pump is realized circulation, by carrying out the exchange of heat exchange realization to the heat energy of solar energy with collection case internal heat pipework condensation end.
11, heat pipe solar vacuum heat-collecting pipe according to claim 10 and system thereof is characterized in that: serial or parallel connection is carried out in the import of a plurality of collection casees (16), also connect accordingly between a plurality of outlets and parallel connection, realize the utilization of solar energy.
12, heat pipe solar vacuum heat-collecting pipe according to claim 11 and system thereof is characterized in that: storage heater (10) is connected with following a kind of equipment at least, realizes the utilization to solar energy
A, heating radiator (12);
B, heat pump;
C, refrigeration heat equipment;
D, hot water facility;
After the high temperature heat utilization in the accumulation of heat casing being made accumulation of heat casing temperature inside reduces, adopt heat pump techniques to continue the heat energy of low temperature is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200345474U CN200972275Y (en) | 2006-06-09 | 2006-06-09 | Heat pipe type solar vacuum heat collecting pipe and system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200345474U CN200972275Y (en) | 2006-06-09 | 2006-06-09 | Heat pipe type solar vacuum heat collecting pipe and system thereof |
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| Publication Number | Publication Date |
|---|---|
| CN200972275Y true CN200972275Y (en) | 2007-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200345474U Expired - Fee Related CN200972275Y (en) | 2006-06-09 | 2006-06-09 | Heat pipe type solar vacuum heat collecting pipe and system thereof |
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| Country | Link |
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| CN (1) | CN200972275Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563924A (en) * | 2010-12-31 | 2012-07-11 | 东莞市蓝冠环保节能科技有限公司 | Heat tube type evacuated collector tube |
| CN110836542A (en) * | 2019-10-18 | 2020-02-25 | 江苏大学 | Nano fluid heat collector with spiral reinforced heat pipe |
-
2006
- 2006-06-09 CN CNU2006200345474U patent/CN200972275Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563924A (en) * | 2010-12-31 | 2012-07-11 | 东莞市蓝冠环保节能科技有限公司 | Heat tube type evacuated collector tube |
| CN110836542A (en) * | 2019-10-18 | 2020-02-25 | 江苏大学 | Nano fluid heat collector with spiral reinforced heat pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ZHIHUIJIAN SCIENCE AND TECHNOLOGY DEVELOPM Free format text: FORMER OWNER: LI JIANMIN Effective date: 20090814 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090814 Address after: No. 29, building 6, North 17 South Bridge Road, three tiger Road, Beijing, Haidian District, China: 100010 Patentee after: Beijing Wisword Science & Technology Development Co., Ltd. Address before: High tech Zone Gaopeng Avenue in Chengdu city Sichuan province No. 5 B402-1, zip code: 610041 Patentee before: Li Jianmin |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Baoding Solar Energy Technology Co., Ltd. Assignor: Beijing Wisword Science & Technology Development Co., Ltd. Contract record no.: 2010990000303 Denomination of utility model: Heat pipe type solar vacuum heat collecting pipe and system thereof Granted publication date: 20071107 License type: Exclusive License Record date: 20100520 |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071107 Termination date: 20110609 |