CN108168113A - A kind of solar energy collector in high efficiency - Google Patents

A kind of solar energy collector in high efficiency Download PDF

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Publication number
CN108168113A
CN108168113A CN201711425009.7A CN201711425009A CN108168113A CN 108168113 A CN108168113 A CN 108168113A CN 201711425009 A CN201711425009 A CN 201711425009A CN 108168113 A CN108168113 A CN 108168113A
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CN
China
Prior art keywords
solar energy
heat collection
energy heat
collection pipe
reducing
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Pending
Application number
CN201711425009.7A
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Chinese (zh)
Inventor
杨德权
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Henan Hundred Years Thawing Industrial Co Ltd
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Henan Hundred Years Thawing Industrial Co Ltd
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Publication date
Application filed by Henan Hundred Years Thawing Industrial Co Ltd filed Critical Henan Hundred Years Thawing Industrial Co Ltd
Priority to CN201711425009.7A priority Critical patent/CN108168113A/en
Publication of CN108168113A publication Critical patent/CN108168113A/en
Pending legal-status Critical Current

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    • 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

Abstract

The present invention provides a kind of solar energy collector in high efficiency, it includes multiple solar energy heating tube banks, and the inlet header and outlet collection pipe of the multiple solar energy heating tube banks of connection, multiple solar energy heat collection pipes tighten close be disposed side by side between inlet header and outlet collection pipe, it is characterized in that, each solar energy heating tube bank includes at least three solar energy heat collection pipes, three solar energy heat collection pipes connect inlet header and outlet collection pipe respectively by collector-shoe gear, three solar energy heat collection pipes are triangularly arranged, the every solar energy heat collection pipe cross section is crescent, it is composed including preceding concave surface and back concave surface, every solar energy heat collection pipe high inside first becomes smaller in the cross section of the position of the top half of its height solar energy heat collection pipe and becomes larger afterwards, form reducing and expansion section.

Description

A kind of solar energy collector in high efficiency
Technical field
The present invention relates to a kind of heat collector, particularly a kind of solar energy collector in high efficiency.
Background technology
With the development of civilization, the use of fossil fuel sharply increases, which results in serious problem of environmental pollution and entirely Ball warms, which has become the hot issue of international community, but due to developed country, developing country and less developed country Between just moving towards a undesirable direction with the relevant different opinions of national interests.Corresponding to which, it is made that split The various trials for the regenerative resource for sending out new, energetically to cope with global warming and environmental problem.New regenerative resource refers to Utilized by converting traditional fossil fuel or to include the regenerative resources such as sunlight, water, underground heat, biologic artifact and into The energy that row utilizes.Its characteristic is the future source of energy towards sustainable energy feed system.Since oil price is unstable and weather becomes Change limitation of agreement etc., the importance of new regenerative resource becomes larger.Regenerative resource includes solar heat, sunlight, biomass Energy, wind-force, small power station, underground heat, ocean energy and waste energy etc., and new energy includes fuel cell, liquefaction coal, gasification of coal Charcoal and Hydrogen Energy.Problem is not up to be equal to from the cost of new regenerative resource, particularly solar power generation and utilize fossil fuel Traditional thermal power generation cost power grid par.But with the progress of technology, from new regenerative resource too The solar thermal power generation of positive heat power generation persistently reduces in cost of electricity-generating, and is being gradually increased in generating efficiency.
Solar energy is converted into thermal energy and relies primarily on heat collector.At present solar thermal collector mainly have vacuum tube collector, Three kinds of heat pipe collector and vacuum flat plate collector.
Chinese patent CN101737960A disclose one it is entitled《Vacuum flat-plate solar thermal collector》Invention it is special Profit application.Its structure is the closed flat case being made of with one side high transparent glass, and box body is interior for vacuum chamber, vacuum Light absorption heat exchanger plates are equipped in chamber, several reinforcements are equipped between box body upper and lower surface plate and are supported, which must pass through light absorption Through-hole on heat exchanger plates is placed between box body upper and lower surface plate.Light absorption heat exchanger plates are coated with light absorping film layer to apply, and equipped with work The tube sheet combination of matter heat transfer cycle pipeline.Although the vacuum flat-plate solar thermal collector can convert solar energy into heat Can, but since its light absorption heat exchanger plates is combined by refrigerant heat transfer circulation pipe and heat exchanger plates, working medium is directly heated Limited area, and the heat of distal end needs to influence on refrigerant heat transfer circulation pipe by the heat transfer of stretch diameter on heat exchanger plates Heat collector entirety heat absorption efficiency.
In addition, traditional solar energy heat collection pipe vacuum panel solar thermal collector consider beautiful, technique or its His factor, collecting efficiency have certain missing, and peak cannot be reached by resulting in collecting efficiency, and therefore, there is an urgent need for spies A kind of reasonable Arrangement solar energy heat collection pipe of rope and the solar energy heat collection pipes for meeting beauty and process requirements, reach ultimate attainment Collecting efficiency, greatly improve the efficiency for absorbing solar energy, so as to provide more cleaning and the green energy for human lives, To solve the growing good life needs of people and the uneven insufficient hair in terms of Solar use as far as possible Contradiction between exhibition.
Invention content
The defects of it is an object of the invention to overcome the prior art, proposes that a kind of collecting efficiency is greatly improved and arranges U.S. It sees, the solar energy collector in high efficiency for being capable of providing the clean and effective energy that technological requirement is low.
In order to solve the above technical problem, the present invention provides a kind of solar energy collector in high efficiency, including multiple sun The tube bank of energy thermal-arrest and the inlet header and outlet collection pipe of the multiple solar energy heatings tube banks of connection, multiple solar energy heatings Tube bank is closely disposed side by side between inlet header and outlet collection pipe, which is characterized in that each solar energy heating tube bank packet At least three solar energy heat collection pipes are included, three solar energy heat collection pipes connect inlet header by collector-shoe gear and go out respectively Mouth header, three solar energy heat collection pipes are triangularly arranged, wherein two solar energy heatings on triangle base Pipe is located at front, and a solar energy heat collection pipe on triangle vertex is located behind;
The every solar energy heat collection pipe cross section is crescent, is composed including preceding concave surface and back concave surface, and its For the recessed part of crescent section towards the sun, every solar energy heat collection pipe high inside should in the position of the top half of its height The cross section of solar energy heat collection pipe first becomes smaller to become larger afterwards, forms reducing and expansion section;
The contracting in a solar energy heat collection pipe positioned at west in two solar energy heat collection pipes on triangle base Expand height of the height higher than the reducing and expansion section in a solar energy heat collection pipe in east of section, and two of triangle base are too The height of reducing and expansion section in positive energy thermal-collecting tube is below the reducing and expansion section in a solar energy heat collection pipe on triangle vertex Highly;
Each solar energy heat collection pipe is multichannel thermal-collecting tube, interior to have at least three microchannel, wherein, positioned at two The sectional dimension of the microchannel of side is less than the sectional dimension positioned at intermediate microchannel.
Specifically, the top half of its height is specially 2/3 to the 4/5 of its height.
Specifically, the cross-sectional area of the reducing and expansion section part first tapers into, after become larger and be restored to former sectional area.
Specifically, the section of the microchannel in the reducing and expansion section is also in reducing and expansion shape.
It is located in the east specifically, one positioned at west in two solar energy heat collection pipes on triangle base is higher than That.
Specifically, a solar energy heat collection pipe on triangle vertex is located at the crack of two solar energy heat collection pipes in front In.
Specifically, a kind of solar water heater, including the solar energy collector in high efficiency.
In conclusion technical scheme of the present invention has following advantageous effect:
1st, three solar energy heat collection pipes are set as triangle, and wherein two are located at front, one is located behind, can It absorbs two solar energy heat collection pipes in the past and leaks through the sunlight come, and then improve whole heat absorption efficiency.
2nd, crescent is presented in the cross section of every solar energy heat collection pipe, can keep constantly there are one face can face too The irradiation of positive energy, keeps highest solar energy heating efficiency.
3rd, the top setting reducing and expansion section in solar energy heat collection pipe, then when water flows to reducing and expansion section, pressure first increases and subtracts afterwards Small, speed first reduces and increases afterwards, then the flow after speed increase can flow rapidly upward, drive the flowing of subsequent fluid, carry The operational efficiency of water in high thermal-collecting tube, so as to improve the collecting efficiency of system entirety.
4th, it is obtained by test of many times demonstration, the top half of height is specially 2/3 to the 4/5 of its height can be maximum The flow rate of its interior fluid of the raising of limit, rate improve about 15%, and then drive whole collecting efficiency that can improve greatly About 12%, there is prominent technique effect and significant progress.
5th, one positioned at west in two solar energy heat collection pipes on triangle base be higher than positioned at east that One, in this way can in the morning the sun rise when, that root solar energy heat collection pipe positioned at east is unlikely to block west That, so as to make full use of solar energy, improves collecting efficiency.
6th, in the solar energy heat collection pipe positioned at west in two solar energy heat collection pipes on triangle base The mounting height of reducing and expansion section higher than east a solar energy heat collection pipe in reducing and expansion section mounting height because the sun first from It rises in the east, then the fluid water heating first in this root solar energy heat collection pipe in the east is necessarily caused to flow up, so first Need preferably flow rate, therefore, in reducing and expansion section suitable for setting ratio west a solar energy heat collection pipe in it is high It spends low.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structure diagram of the solar energy collector in high efficiency of the present invention;
Fig. 2 is the schematic cross-section of the solar energy collector in high efficiency thermal-collecting tube of the present invention;
Fig. 3 is the schematic diagram of the reducing and expansion section of the solar energy collector in high efficiency thermal-collecting tube of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below Detailed description.Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art are obtained all under the premise of creative work is not made Other embodiment belongs to the range that the present invention is protected.
As shown in Figs. 1-2, a kind of solar energy collector in high efficiency is more including multiple solar energy heatings tube bank 1 and connection The inlet header 2 and outlet collection pipe 3 of a solar energy heating tube bank, multiple solar energy heating tube banks 1 are closely disposed side by side on Between inlet header 2 and outlet collection pipe 3, which is characterized in that each solar energy heating tube bank 1 includes at least three solar energy Thermal-collecting tube 4, three solar energy heat collection pipes 4 connect inlet header 2 and outlet collection pipe 3, institute respectively by collector-shoe gear It states three solar energy heat collection pipes 4 to be triangularly arranged, wherein before two solar energy heat collection pipes 4 on triangle base are located at Side, a solar energy heat collection pipe 4 on triangle vertex are located behind;
Every 4 cross section of solar energy heat collection pipe is crescent, is composed including preceding concave surface and back concave surface, and its For the recessed part of crescent section towards the sun, every solar energy heat collection pipe high inside should in the position of the top half of its height The cross section of solar energy heat collection pipe first becomes smaller to become larger afterwards, forms reducing and expansion section 5;
In a solar energy heat collection pipe 4 positioned at west in two solar energy heat collection pipes 4 on triangle base The height of reducing and expansion section 5 is higher than the height of the reducing and expansion section 5 in a solar energy heat collection pipe in east, and the two of triangle base The height of reducing and expansion section in root solar energy heat collection pipe is below the reducing and expansion in a solar energy heat collection pipe on triangle vertex The height of section;
Each solar energy heat collection pipe 4 is multichannel thermal-collecting tube, interior to have at least three microchannel 6, wherein, it is located at The sectional dimension of the microchannel 6 of both sides is less than the sectional dimension positioned at intermediate microchannel.
Specifically, the top half of its height is specially 2/3 to the 4/5 of its height.
Specifically, the cross-sectional area of the reducing and expansion section part first tapers into, after become larger and be restored to former sectional area.
Specifically, the section of the microchannel in the reducing and expansion section is also in reducing and expansion shape.
It is located in the east specifically, one positioned at west in two solar energy heat collection pipes on triangle base is higher than That.
Specifically, a solar energy heat collection pipe on triangle vertex is located at the crack of two solar energy heat collection pipes in front In.
Specifically, a kind of solar water heater, including the solar energy collector in high efficiency.
In addition, each solar energy heat collection pipe is multichannel thermal-collecting tube, it is interior that there is at least three microchannel, wherein, position Sectional dimension in the microchannel of both sides can also be more than the sectional dimension positioned at intermediate microchannel.
Top setting reducing and expansion section in solar energy heat collection pipe, then when water flows to reducing and expansion section, pressure first increases and then decreases, Speed first reduces and increases afterwards, then the flow after speed increase can flow rapidly upward, drive the flowing of subsequent fluid, improve collection The operational efficiency of water in heat pipe, so as to improve the collecting efficiency of system entirety.
It is obtained by test of many times demonstration, the top half of height is specially 2/3 to the 4/5 of its height being capable of maximum limit The flow rate of its interior fluid of the raising of degree, rate improve about 15%, and then drive whole collecting efficiency that can improve about 12%, there is prominent technique effect and significant progress.
In addition, one positioned at west in two solar energy heat collection pipes on triangle base is higher than positioned at east That, in this way can in the morning the sun rise when, that root solar energy heat collection pipe positioned at east is unlikely to block west That, so as to make full use of solar energy, improve collecting efficiency.
The contracting in a solar energy heat collection pipe positioned at west in two solar energy heat collection pipes on triangle base Expand mounting height of the mounting height higher than the reducing and expansion section in a solar energy heat collection pipe in east of section, because the sun is first from east Side is risen, then the fluid water heating first in this root solar energy heat collection pipe in the east is necessarily caused to flow up, so need first Will preferably flow rate, therefore, in reducing and expansion section suitable for the height in a solar energy heat collection pipe in the ratio west of setting It is low.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in change or replacement, should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims (7)

1. multiple solar energy heat collection pipes including multiple solar energy heatings are restrained and connected to a kind of solar energy collector in high efficiency The inlet header of beam and outlet collection pipe, multiple solar energy heat collection pipes are tightened close inlet header and the outlet of being disposed side by side on and are collected Between flow tube, which is characterized in that each solar energy heating tube bank includes at least three solar energy heat collection pipes, three solar energy Thermal-collecting tube connects inlet header and outlet collection pipe respectively by collector-shoe gear, and three solar energy heat collection pipes are triangular in shape Arrangement, wherein two solar energy heat collection pipes on triangle base are located at front, a solar energy on triangle vertex Thermal-collecting tube is located behind;
The every solar energy heat collection pipe cross section is crescent, is composed including preceding concave surface and back concave surface, and its crescent moon The recessed part of tee section is towards the sun, and every solar energy heat collection pipe high inside is in the position of the top half of its height sun The cross section of energy thermal-collecting tube first becomes smaller to become larger afterwards, forms reducing and expansion section;
The reducing and expansion section in a solar energy heat collection pipe positioned at west in two solar energy heat collection pipes on triangle base Height higher than the height of the reducing and expansion section in a solar energy heat collection pipe in east, and two solar energy on triangle base The height of reducing and expansion section in thermal-collecting tube is below the height of the reducing and expansion section in a solar energy heat collection pipe on triangle vertex;
Each solar energy heat collection pipe is multichannel thermal-collecting tube, interior to have at least three microchannel, wherein, positioned at both sides The sectional dimension of microchannel is less than the sectional dimension positioned at intermediate microchannel.
2. solar energy collector in high efficiency according to claim 1, the top half of its height is specially its height 2/3 to 4/5.
3. solar energy collector in high efficiency according to claim 1, the cross-sectional area of the reducing and expansion section part first tapers into, After become larger and be restored to former sectional area.
4. solar energy collector in high efficiency according to claim 3, the section of the microchannel in the reducing and expansion section is also in reducing and expansion Shape.
5. solar energy collector in high efficiency according to claim 1, in two solar energy heat collection pipes on triangle base One positioned at west be higher than positioned at east that.
6. solar energy collector in high efficiency according to claim 1, a solar energy heat collection pipe position on triangle vertex In the crack of two solar energy heat collection pipes in front.
7. a kind of solar water heater, including according to claim 1-7 any one of them solar energy collector in high efficiency.
CN201711425009.7A 2017-12-25 2017-12-25 A kind of solar energy collector in high efficiency Pending CN108168113A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109869923A (en) * 2019-02-25 2019-06-11 北方工业大学 Heat collecting type heliogreenhouse with an automatic light meter based on heat pipe

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0095487A1 (en) * 1981-11-27 1983-12-07 TOROBIN, Leonard B Method and apparatus for producing plastic microfilaments
CN201311097Y (en) * 2008-09-25 2009-09-16 许虎良 Highly-effective close-packed constant high temperature solar water heater
CN104753446A (en) * 2013-12-31 2015-07-01 上海长语信息科技有限公司 Method and device for arranging a rail-base movable photovoltaic power generation system in farmland
CN205490243U (en) * 2016-02-24 2016-08-17 牛特 Solar energy collecting panel and solar cell panel based on microchannel heat exchanger
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0095487A1 (en) * 1981-11-27 1983-12-07 TOROBIN, Leonard B Method and apparatus for producing plastic microfilaments
CN201311097Y (en) * 2008-09-25 2009-09-16 许虎良 Highly-effective close-packed constant high temperature solar water heater
CN104753446A (en) * 2013-12-31 2015-07-01 上海长语信息科技有限公司 Method and device for arranging a rail-base movable photovoltaic power generation system in farmland
CN205490243U (en) * 2016-02-24 2016-08-17 牛特 Solar energy collecting panel and solar cell panel based on microchannel heat exchanger
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
邵理堂,李银轮: "《新能源转换原理与技术太阳能》", 31 August 2016 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109869923A (en) * 2019-02-25 2019-06-11 北方工业大学 Heat collecting type heliogreenhouse with an automatic light meter based on heat pipe

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Application publication date: 20180615

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