CN105042899A - Coil pipe type solar heat collection device - Google Patents
Coil pipe type solar heat collection device Download PDFInfo
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- CN105042899A CN105042899A CN201510494664.2A CN201510494664A CN105042899A CN 105042899 A CN105042899 A CN 105042899A CN 201510494664 A CN201510494664 A CN 201510494664A CN 105042899 A CN105042899 A CN 105042899A
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- heat exchanger
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
A coil pipe type solar heat collection device comprises a shell (9). A heat accumulation body (8) composed of a stacking structure is arranged in the shell (9). A heat exchange coil pipe (5) is arranged in the heat accumulation body (8) in a penetrating manner. The two ends of the heat exchange coil pipe (5) are communicated with an outlet pipeline (6) and an inlet pipeline (11) respectively. According to the coil pipe type solar heat collection device, the heat accumulation body serves as a solar cavity absorber; the heat exchange area is large, and pipeline machining and arrangement are simple; and parameters of output work mediums are effectively improved while the problem that solar heat output is not stable is solved. The heat accumulation body is of the stacked structure, and the number of stacking layers can be flexibly designed according to the user requirement so that the requirements of heat collecting devices of different powers can be met. Meanwhile, the coil pipe type solar heat collection device is simple in structure, remarkable in effect and suitable for use and popularization.
Description
Technical field
The invention belongs to solar energy utilization technique field, particularly relate to a kind of coil-type solar energy heat collector.
Background technology
Solar energy is as the reproducible new forms of energy of one, there is clean, environmental protection, continue, permanent advantage, become one of the important selection that people tackle energy shortage, climate change and energy-saving and emission-reduction, more and more be subject to the strong interest of common people, also the important directions of China's current energy source development is become, but due to series of problems such as the discontinuity of the irradiation of solar energy, unstability and energy density are low, very large challenge is brought to the running of solar energy heat utilization system stability.Unnecessary solar heat temporarily can be stored by solar heat-preservation system, when by the time not having sunshine or sunshine not enough again by this part thermal release out, thus ensure that security and the stability of whole solar energy heat utilization system.
Current this kind of solar heat-storing device is generally be separated with heat collector, causes heat transfer circuit longer, and resistance and the serious problem of thermal losses, system synthesis efficiency is lower.And the heat-accumulation heat-collection device compact conformation that solar heat-storing device and heat collector are combined, it is a kind of effective settling mode, but due to the restriction of size, adopt single straight tube heat exchange curtailment, heat exchange area is too small, heats the working medium quality obtained lower, and adopt upper and lower inflection type pipeline to cause pipeline and heat storage body structure complexity, installing/dismounting difficulty, not easily overhauls, adds the manufacture of device, the cost of installation and maintenance.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, propose a kind of coil-type solar energy heat collector.
For achieving the above object, the present invention is by the following technical solutions:
A kind of coil-type solar energy heat collector, this device comprises shell, and be provided with the heat storage that stacked structure is formed in shell, be equipped with heat exchange coil in heat storage, the two ends of heat exchange coil are connected with inlet duct with outlet conduit respectively.
Further, described heat storage is tubbiness, and in it, hollow region forms heat-absorbing chamber; Opening part is provided with silica glass window.
Further, described heat storage forms by bottom heat storage, at least one deck intermediate layer heat storage, top layer heat storage one and top layer heat storage two are stacking from the bottom to top.
Further, described bottom heat storage, intermediate layer heat storage are coaxially isometrical cylindrical shape, and interior hollow region forms heat-absorbing chamber; Described top layer heat storage one and top layer heat storage two are coaxially isometrical cylindric, and cover the top of heat-absorbing chamber, make heat storage form the tubbiness of lower ending opening.
Further, heat exchange coil comprises at least one sidewall heat exchanger tube, top layer heat exchanger tube and external connecting pipe; Each sidewall heat exchanger tube is connected with external connecting pipe respectively with top layer heat exchanger tube.
Further, described sidewall heat exchanger tube is the corresponding contact surface place being located at adjacent intermediate layer heat storage respectively, or the contact surface place of bottom heat storage and adjacent intermediate layer heat storage, or the contact surface place of bottom heat storage and adjacent intermediate layer heat storage;
Preferably, bottom heat storage is connected with inlet duct with the sidewall heat exchanger tube at heat storage contact surface place, adjacent intermediate layer or the lower end of external connecting pipe;
Preferred further, the lower planes of intermediate layer heat storage is equipped with lateral wall annular recess; The lateral wall annular recess correspondence at heat storage contact surface place, adjacent intermediate layer is arranged, and places and fit tightly for sidewall heat exchanger tube.
Further, described sidewall heat exchanger tube is that the concentric circles annulus pipeline of arranging is formed by multiple axis, and adjacent rings pipeline is connected through corresponding tube connector, and inner side is connected with external connecting pipe respectively with outermost annulus pipeline;
Preferably, sidewall heat exchanger tube and heat storage are coaxially arranged; And inner side annulus pipeline radial distance is greater than the madial wall radial distance of intermediate layer heat storage, the radial distance of outermost annulus pipeline is less than the lateral wall radial distance of intermediate layer heat storage;
Preferred further, the flow direction of the adjacent rings pipeline medium of each sidewall heat exchanger tube is contrary.
Further, the contact surface place of top layer heat storage one and top layer heat storage two is located at by top layer heat exchanger tube;
Preferably, the upper end of top layer heat exchanger tube or external connecting pipe is connected with outlet conduit;
Preferred further, the contact surface place of top layer heat storage one and top layer heat storage two is respectively equipped with top layer cannelure; Top layer cannelure correspondence on top layer heat storage one and top layer heat storage two is arranged, and places for side top layer heat exchanger tube and fits tightly.
Further, the annulus pipeline that described top layer heat exchanger tube is concentric circles arrangement by multiple axis is formed, and adjacent rings pipeline is connected through corresponding tube connector;
Preferably, described top layer heat exchanger tube and heat storage are coaxially arranged; And inner side annulus pipeline radial distance is less than the madial wall radial distance of intermediate layer heat storage, the radial distance of outermost annulus pipeline is less than the lateral wall radial distance of top layer heat storage one;
Preferred further, the flow direction of the adjacent rings pipeline medium of top layer heat exchanger tube is contrary.
Further, adjacent wall heat exchanger tube is connected through the external connecting pipe of correspondence respectively, and the sidewall heat exchanger tube of top is connected through corresponding external connecting pipe with top layer heat exchanger tube.
Further, described external connecting pipe is located at the gap location between heat storage and shell; Gap-fill between heat storage and shell has heat-insulation layer.
Further, described heat storage is made up of graphite material, and its inwall scribbles coating for selective absorption; Described shell 11 is made up of aluminum alloy material.
Compared with prior art, tool has the following advantages in the present invention:
1, in the present invention, the heat exchanging pipe of heat collector adopts coil-type pipeline, and it increase effectively the length of single heat exchange tube, the heat exchange area of flow media in heat exchanger tube is increased, effectively improves the heat exchange efficiency of heat collector;
2, in the present invention, the heat storage of heat collector adopts stacked structure, can for the stacking number of plies of user's request flexible design, to adapt to the demand of different capacity heat collector;
3, in the present invention, the manufacturing process of heat collector is comparatively simple, only needs an outside weldings point just can realize the assembling of whole heat collector, improve the dismounting ease of this device between different layers pipeline, is convenient to the maintenance guarantee in later stage.
Meanwhile, structure of the present invention is simple, Be very effective, is suitable for promoting the use of.
Accompanying drawing explanation
Fig. 1 is coil-type solar energy heat collector structural representation;
Fig. 2 is that the heat storage of coil-type solar energy heat collector arranges schematic diagram;
Fig. 3 is the bottom heat storage body structure sketch of coil-type solar energy heat collector;
Fig. 4 is the intermediate layer heat storage body structure sketch of coil-type solar energy heat collector;
Fig. 5 is top layer heat storage one structure diagram of coil-type solar energy heat collector;
Fig. 6 is top layer heat storage one structure diagram of coil-type solar energy heat collector;
Fig. 7 is the pipeline arranging structure figure of coil-type solar energy heat collector;
Fig. 8 is the sidewall heat exchange tube structure sketch of coil-type solar energy heat collector;
Fig. 9 is the top layer heat exchange tube structure sketch of coil-type solar energy heat collector;
Figure 10 is the external connecting pipe structure diagram of coil-type solar energy heat collector;
Figure 11 is that the regenerative heat exchange parts of coil-type solar energy heat collector install design sketch.
In figure: bottom heat storage 1, intermediate layer heat storage 2, top layer heat storage 1, top layer heat storage 24, heat exchange coil 5, outlet conduit 6, heat-absorbing chamber 7, heat storage 8, aluminum alloy casing 9, heat-insulation layer 10, inlet duct 11, silica glass window 12, lateral wall annular recess 13, top layer cannelure 14, through hole 15, external connecting pipe 11, sidewall heat exchanger tube 16, top layer heat exchanger tube 17, external connecting pipe 18.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1 to 11, describe a kind of coil-type solar energy heat collector in the embodiment of the present invention, it comprises heat exchange coil 5, outlet conduit 6, heat-absorbing chamber 7, heat storage 8, aluminum alloy casing 9, heat-insulation layer 10, inlet duct 11, silica glass window 12.Heat storage 8 that be provided with open lower side in described aluminum alloy casing 9, that be inverted tubbiness, is filled with heat-insulation layer 10 in the gap between described heat storage 8 and shell 9.Described heat storage 8 is tubbiness, and in it, hollow region forms heat-absorbing chamber 7; On the aluminum alloy casing 9 of described heat storage 8 open side, correspondence is provided with silica glass window 12, and it is inner that described heat exchange coil 5 is arranged in heat storage 8.
In the embodiment of the present invention, the downside of aluminum alloy casing 9 is provided with inlet duct 11, and upside is provided with outlet conduit 6.One end that inlet duct 11 stretches into shell 9 is connected with heat exchange coil 5, and one end that outlet conduit 6 stretches into shell is connected with heat exchange coil 5.In the embodiment of the present invention, inlet duct 11 and heat exchange coil 5, all by being welded to connect between outlet conduit 6 and heat exchange coil 5, to form complete heat exchange pipeline system, flow in each pipeline of this system for heat transferring medium, and the heat absorbed in flow process in heat storage, reach the object that heat exchanging medium carries out heating.
The specific works process of solar energy heat collector of the present invention is as follows:
Sunlight enters heat-absorbing chamber through silica glass window after focusing mirror, and most energy is absorbed by the inwall heat-absorbent surface of heat storage, and small part energy is directly absorbed by intraluminal tracts, for heating the heat-exchange working medium flowed in heat exchanger tube.After heat storage heat absorption, temperature is elevated to heat exchange threshold temperature, and heat exchange pipeline system is by carrying out heat exchange fluid working substance wherein with heat storage, and working medium flows out through outlet conduit after heating, boiling, superheating process.
In running, when intensity of solar radiation changes, the temperature of heat storage changes thereupon, relies on the heat storage capacity of heat storage, the working medium of the certain thermodynamic parameter of output ensure that within the regular hour hot fluid outlet ports runner place stablizes, continuing.When regenerator temperature exceed reach design limit time, then by change flow to ensure the safety and reliability of heat exchanger.
Embodiment one
In the present embodiment, described heat storage 8 is made up of graphite material, and its inwall scribbles coating for selective absorption.
As shown in Figure 2, in the present embodiment, described heat storage 8 forms by bottom heat storage 1, at least one deck intermediate layer heat storage 2, top layer heat storage 1 and top layer heat storage 24 are stacking from the bottom to top.As shown in Figure 3, described bottom heat storage 1 is cylindric; As shown in Figure 4, described intermediate layer heat storage 2 is cylindric, and isometrical setting coaxial with bottom heat storage 1; As shown in Figure 5, described top layer heat storage 1 is cylindric, and isometrical setting coaxial with bottom heat storage 1; As shown in Figure 6, described top layer heat storage 24 is cylindric, and isometrical setting coaxial with bottom heat storage 1.
Thus, the interior hollow region of cylindric bottom heat storage 1 and intermediate layer heat storage 2 is made to form heat-absorbing chamber 7, and be placed on the top layer heat storage 1 on top and the top of top layer heat storage 24 covering heat-absorbing chamber 7, make heat storage 8 form and be inverted tubbiness, and form the heat-absorbing chamber 7 of open lower side.
In the present embodiment, the upper plane of bottom heat storage 1 is provided with lateral wall annular recess 13, and intermediate layer heat storage 2 lower planes is equipped with lateral wall annular recess 13, and the lower plane of top layer heat storage 1 has lateral wall annular recess 13.Described lateral wall annular recess 13 for cross section be semicircle, diameter is identical with sidewall heat exchanger tube 16 external diameter of heat exchange coil 5.The corresponding setting of lateral wall annular recess 13 at bottom heat storage 1 and intermediate layer heat storage 2 contact surface place, heat storage 2 contact surface place, adjacent intermediate layer, intermediate layer heat storage 2 and top layer heat storage 1 contact surface place is to form the gap that confession sidewall heat exchanger tube 16 fits tightly installation.
In the present embodiment, the upper plane of top layer heat storage 1 has top layer cannelure 14, and the lower plane of top layer heat storage 24 has top layer cannelure 14.Described top layer cannelure 14 for cross section be semicircle, diameter is identical with top layer heat exchanger tube 17 external diameter of heat exchange coil 5.The corresponding setting of top layer cannelure 14 at top layer heat storage 1 and top layer heat storage 24 contact surface place is to form the gap fitting tightly installation for sidewall heat exchanger tube 16.
By the heat storage of heat collector is adopted stacked structure, can for user's request, the quantity of appropriateness increase and decrease intermediate layer heat storage, the stacking number of plies of flexible design, to adapt to the demand of different capacity heat collector.
Meanwhile, in the present embodiment, the axis place of top layer heat storage 24 is provided with through hole, passes for outlet conduit 6, and the end that penetrates of outlet conduit 6 is connected with heat exchange coil 5.
Embodiment two
As shown in Figure 7, in the present embodiment, heat exchange coil 5 comprises at least one sidewall heat exchanger tube 16, top layer heat exchanger tube 17 and external connecting pipe 18; Each sidewall heat exchanger tube 16 is connected with external connecting pipe 18 respectively with top layer heat exchanger tube 17.
In the present embodiment, described sidewall heat exchanger tube 16 is the corresponding contact surface place being located at adjacent intermediate layer heat storage 2 respectively, or the contact surface place of bottom heat storage 1 and adjacent intermediate layer heat storage 2, or the contact surface place of bottom heat storage 1 and adjacent intermediate layer heat storage 2.In the present embodiment, bottom heat storage 1 is connected with inlet duct 11 with the sidewall heat exchanger tube 16 at heat storage 2 contact surface place, adjacent intermediate layer or the lower end of external connecting pipe 18.
In the present embodiment, the lower planes of intermediate layer heat storage 2 is equipped with lateral wall annular recess 13; Lateral wall annular recess 13 correspondence at heat storage 2 contact surface place, adjacent intermediate layer is arranged, and places and fit tightly for sidewall heat exchanger tube 16.
As shown in Figure 8, in the present embodiment, the annulus pipeline that described sidewall heat exchanger tube 16 is concentric circles arrangement by multiple axis is formed.Each annulus pipeline is respectively equipped with gap section, and the two ends of gap section are connected with the annulus pipeline in outside with adjacent inboard respectively.Inner side is not connected with external connecting pipe 11 with the one end portion of the gap section of outermost annulus pipeline.Thus, each annulus pipeline of sidewall heat exchanger tube 16 is connected the overall pipeline of formation one successively, and makes the flow direction of adjacent rings pipeline medium contrary, to improve heat exchange efficiency.
In the present embodiment, sidewall heat exchanger tube 16 and heat storage 8 are coaxially arranged; And inner side annulus pipeline radial distance is greater than the madial wall radial distance of intermediate layer heat storage 2, the radial distance of outermost annulus pipeline is less than the lateral wall radial distance of intermediate layer heat storage 2.
In the present embodiment, the contact surface place of top layer heat storage 1 and top layer heat storage 24 is located at by top layer heat exchanger tube 17; The upper end of top layer heat exchanger tube 17 or external connecting pipe 18 is connected with outlet conduit 6.
In the present embodiment, the contact surface place of top layer heat storage 1 and top layer heat storage 24 is respectively equipped with top layer cannelure 14; Top layer cannelure 14 correspondence on top layer heat storage 1 and top layer heat storage 24 is arranged, and places for side top layer heat exchanger tube 17 and fits tightly.
As shown in Figure 9, in the present embodiment, the annulus pipeline that described top layer heat exchanger tube 17 is concentric circles arrangement by multiple axis is formed.Each annulus pipeline is respectively equipped with gap section, and the two ends of gap section are connected with the annulus pipeline in outside with adjacent inboard respectively.One end of the gap section of outermost annulus pipeline is connected with external connecting pipe 11, and an end of the gap section of inner side annulus pipeline extends internally in outlet conduit 6 and is connected.Thus, each annulus pipeline of top layer heat exchanger tube 17 is connected the overall pipeline of formation one successively, and is connected with outlet conduit, and make the flow direction of adjacent rings pipeline medium contrary, to improve heat exchange efficiency.
In the present embodiment, described top layer heat exchanger tube 17 is coaxially arranged with heat storage 8; And inner side annulus pipeline radial distance is less than the madial wall radial distance of intermediate layer heat storage 2, the radial distance of outermost annulus pipeline is less than the lateral wall radial distance of top layer heat storage 1.
Embodiment three
As shown in Figure 10 and Figure 11, in the present embodiment, adjacent wall heat exchanger tube 16 is connected through the external connecting pipe 18 of correspondence respectively, and the sidewall heat exchanger tube 16 of top is connected through corresponding external connecting pipe 18 with top layer heat exchanger tube 17.
In the present embodiment, an end of the gap section of the outermost annulus pipeline of each sidewall heat exchanger tube 16 is connected through an end of the gap section of the inner side annulus pipeline of external connecting pipe 18 and the upside adjacent wall heat exchanger tube 16 of correspondence; Or an end of the gap section of the inner side annulus pipeline of each sidewall heat exchanger tube 16 through correspondence external connecting pipe 18 and upside adjacent wall heat exchanger tube 16 inside the end of gap section of annulus pipeline be connected; Or the alternately arrangement of above-mentioned two kinds of connected modes, to make adjacent wall heat exchanger tube 16 medium flow direction contrary.
In the present embodiment, each external connecting pipe 18 is all located at the gap location between heat storage 8 and shell 11; Gap location between heat storage 8 and shell 11 is filled except the outer insulation layer 12 of external connecting pipe 18 expires.
The present invention is by the design optimization to solar heat-collection and heat-accumulation integral type heat collector cavity overall structure and heat exchange pipeline, coil-type pipeline is adopted to increase effectively the heat exchange area of single pipe, be conducive to the raising of fluid properties, adopt stacked structure, same layer heat exchanger tube number of turns order flexibility and changeability, can according to the heat collector of watt level and the some stacking numbers of plies of heat exchange Demand Design and pipeloop number, making and installation is simple and easy simultaneously, and maintenance cost is lower.
Embodiment in above-described embodiment can combine further or replace; and embodiment is only be described the preferred embodiments of the present invention; not the spirit and scope of the present invention are limited; under the prerequisite not departing from design philosophy of the present invention; the various changes and modifications that in this area, professional and technical personnel makes technical scheme of the present invention, all belong to protection scope of the present invention.
Claims (10)
1. a coil-type solar energy heat collector, this device comprises shell (9), it is characterized in that: in shell (9), be provided with the heat storage (8) that stacked structure is formed, be equipped with heat exchange coil (5) in heat storage (8), the two ends of heat exchange coil (5) are connected with inlet duct (11) with outlet conduit (6) respectively.
2. a kind of coil-type solar energy heat collector according to claim 1, is characterized in that: described heat storage (8) is tubbiness, and in it, hollow region forms heat-absorbing chamber (7); Opening part is provided with silica glass window (12).
3. a kind of coil-type solar energy heat collector according to claim 1, is characterized in that: described heat storage (8) is by bottom heat storage (1), at least one deck intermediate layer heat storage (2), top layer heat storage one (3) and top layer heat storage two (4) is stacking from the bottom to top forms;
Described bottom heat storage (1), intermediate layer heat storage (2) are coaxially isometrical cylindrical shape, and interior hollow region forms heat-absorbing chamber (7); Described top layer heat storage one (3) and top layer heat storage two (4) are coaxially isometrical cylindric, and cover the top of heat-absorbing chamber (7), make heat storage (8) form the tubbiness of lower ending opening.
4., according to the arbitrary described a kind of coil-type solar energy heat collector of claims 1 to 3, it is characterized in that: heat exchange coil (5) comprises at least one sidewall heat exchanger tube (16), top layer heat exchanger tube (17) and external connecting pipe (18); Each sidewall heat exchanger tube (16) is connected with external connecting pipe (18) respectively with top layer heat exchanger tube (17).
5. a kind of coil-type solar energy heat collector according to claim 4, it is characterized in that: described sidewall heat exchanger tube (16) respectively correspondence is located at the contact surface place in adjacent intermediate layer heat storage (2), or the contact surface place in bottom heat storage (1) and adjacent intermediate layer heat storage (2), or the contact surface place in bottom heat storage (1) and adjacent intermediate layer heat storage (2);
Preferably, bottom heat storage (1) is connected with inlet duct (11) with the sidewall heat exchanger tube (16) at heat storage (2) contact surface place, adjacent intermediate layer or the lower end of external connecting pipe (18);
Preferred further, the lower planes of intermediate layer heat storage (2) is equipped with lateral wall annular recess (13); Lateral wall annular recess (13) correspondence at heat storage (2) contact surface place, adjacent intermediate layer is arranged, and places for sidewall heat exchanger tube (16) and fits tightly.
6. a kind of coil-type solar energy heat collector according to claim 5, it is characterized in that: the annulus pipeline that described sidewall heat exchanger tube (16) is concentric circles arrangement by multiple axis is formed, adjacent rings pipeline is connected through corresponding tube connector, and inner side is connected with external connecting pipe respectively with outermost annulus pipeline;
Preferably, sidewall heat exchanger tube (16) and heat storage (8) are coaxially arranged; And the lateral wall radial distance that radial distance is greater than the madial wall radial distance of intermediate layer heat storage (2), the radial distance of outermost annulus pipeline is less than intermediate layer heat storage (2) of inner side annulus pipeline;
Preferred further, the flow direction of the adjacent rings pipeline medium of each sidewall heat exchanger tube (16) is contrary.
7. a kind of coil-type solar energy heat collector according to claim 4, is characterized in that: the contact surface place of top layer heat storage one (3) and top layer heat storage two (4) is located at by top layer heat exchanger tube (17);
Preferably, the upper end of top layer heat exchanger tube (17) or external connecting pipe (18) is connected with outlet conduit (6);
Preferred further, the contact surface place of top layer heat storage one (3) and top layer heat storage two (4) is respectively equipped with top layer cannelure (14); Top layer cannelure (14) correspondence on top layer heat storage one (3) and top layer heat storage two (4) is arranged, and places for side top layer heat exchanger tube (17) and fits tightly.
8. a kind of coil-type solar energy heat collector according to claim 7, is characterized in that: the annulus pipeline that described top layer heat exchanger tube (17) is concentric circles arrangement by multiple axis is formed, and adjacent rings pipeline is connected through corresponding tube connector;
Preferably, described top layer heat exchanger tube (17) and heat storage (8) are coaxially arranged; And the lateral wall radial distance that radial distance is less than the madial wall radial distance of intermediate layer heat storage (2), the radial distance of outermost annulus pipeline is less than top layer heat storage one (3) of inner side annulus pipeline;
Preferred further, the flow direction of the adjacent rings pipeline medium of top layer heat exchanger tube (17) is contrary.
9. a kind of coil-type solar energy heat collector according to claim 4, it is characterized in that: adjacent wall heat exchanger tube (16) is connected through the external connecting pipe of correspondence (18) respectively, the sidewall heat exchanger tube (16) of top is connected through corresponding external connecting pipe (18) with top layer heat exchanger tube (17);
Preferably, each external connecting pipe (18) is all located at the gap location between heat storage (8) and shell (11); Gap-fill between heat storage (8) and shell (11) has heat-insulation layer (12).
10. a kind of coil-type solar energy heat collector according to claim 1, is characterized in that: described heat storage (8) is made up of graphite material, and its inwall scribbles coating for selective absorption; Described shell (11) is made up of aluminum alloy material.
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| CN201510494664.2A CN105042899B (en) | 2015-08-12 | 2015-08-12 | A kind of coil-type solar energy heat collector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107883593A (en) * | 2017-11-09 | 2018-04-06 | 内蒙古润泰新能源科技有限公司 | Energy storage pool and energy-storage system |
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| CN107883593A (en) * | 2017-11-09 | 2018-04-06 | 内蒙古润泰新能源科技有限公司 | Energy storage pool and energy-storage system |
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| CN105042899B (en) | 2017-12-26 |
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