CN218764031U - Solar energy water working medium natural circulation saturated steam heat absorber - Google Patents
Solar energy water working medium natural circulation saturated steam heat absorber Download PDFInfo
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- CN218764031U CN218764031U CN202222124545.6U CN202222124545U CN218764031U CN 218764031 U CN218764031 U CN 218764031U CN 202222124545 U CN202222124545 U CN 202222124545U CN 218764031 U CN218764031 U CN 218764031U
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- saturated steam
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Abstract
The utility model discloses a solar energy water working medium natural circulation saturated steam heat absorber, it includes the heat absorption tube panel, the heat absorption tube panel is provided with the group of pipes of the vertical range of multiunit, and every group nest of pipes includes many heat absorption pipelines, and every heat absorption pipeline is provided with the straight tube section at middle part and the bend section at both ends, and the crookedness of the bend section at every heat absorption pipeline both ends is different, and the straight tube section of many heat absorption pipelines of every group nest of pipes is parallel to each other and sets up side by side, and the bend section deflection at both ends goes into in the coplanar. The utility model provides a high-efficient economy, the solar energy water working medium natural circulation saturated steam heat absorber that covers all powers, its simple structure, it is with low costs, do not need large-scale heliostat field, be applicable to distributed solar thermal energy utilization such as industry, food, pharmacy, civilian, the heat absorber adopts natural circulation, produces saturated steam, need not dispose forced circulation pump. Solar energy is adopted as energy, and no pollutant emission and carbon emission are generated.
Description
Technical Field
The utility model relates to a solar thermal energy utilizes technical field. More specifically, the utility model relates to a solar energy water working medium natural circulation saturated steam heat absorber.
Background
At present, coal, oil and natural gas are used as heat sources in various industries for using steam, and the combustion of the fossil fuels generates a great amount of pollutants, such as: dust, nitrogen oxides, sulfides, carbon dioxide, etc., which cause pollution and impact on the environment due to the emission of these harmful and greenhouse gases. Solar energy is renewable clean energy which is inexhaustible, and has great significance for solving the problems of energy crisis, environmental pollution and climate change of human beings.
In the field of photo-thermal utilization, solar water heaters, solar power generation equipment and the like are common, and both the low-temperature utilization and the high-temperature utilization belong to the field of photo-thermal utilization, while most of the industrial fields need medium-temperature photo-thermal utilization, and the current technologies and applications are few.
The existing technologies and devices for generating saturated water vapor are commonly provided with the following technologies: the direct-fired boiler and the waste heat boiler can generate a large amount of pollutants and carbon emission during combustion, thereby causing environmental pollution; the electric heating boiler has high power consumption and high operation cost and is influenced by regional electric load control; the fluid heat exchanger needs external energy to heat the heat source fluid, belongs to secondary heat exchange and has narrow application range. The technologies and devices have certain pollutant and carbon emission from energy sources and have application limitation.
In addition, in the existing heat absorber, the expansion amount of each heat absorbing pipe in the heat absorbing pipe panel in the vertical direction is inconsistent, so that large thermal stress is possibly generated in a heat absorbing pipeline, and the heat absorbing pipeline is easily deformed and damaged; in addition, the function of not providing a certain buffer space and enough repair space for the heat absorption pipeline expanded by heat is also provided.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses still another purpose provides a solar energy water working medium natural circulation saturated steam heat absorber, its high-efficient economy, the equipment and the maintenance of being convenient for.
In order to realize according to the utility model discloses a these purposes and other advantages provide one the utility model provides a solar energy water working medium natural circulation saturated steam heat absorber, including the heat absorption tube screen, the heat absorption tube screen is provided with the nest of tubes of the vertical range of multiunit, and every group nest of tubes includes many heat absorption pipelines, and every heat absorption pipeline is provided with the straight tube section at middle part and the bend section at both ends, and the crookedness of the bend section at every heat absorption pipeline both ends is different, and the straight tube section of the many heat absorption pipelines of every group nest of tubes is parallel to each other and sets up side by side, and the bend section at both ends is turned into in the coplanar partially.
Preferably, the bent pipe sections at two ends of each heat absorbing pipe are divided into a first bent pipe section and a second bent pipe section, and the bending degree of the first bent pipe section is smaller than that of the second bent pipe section.
Preferably, each group of pipe sets comprises four absorber pipelines, the arrangement positions of the first bend sections and the second bend sections of the four absorber pipelines are different, and the bend sections of every two adjacent absorber pipelines are arranged in axial symmetry or central symmetry.
Preferably, the first elbow section of each heat absorption pipeline comprises a first connecting pipe, a second connecting pipe and a third connecting pipe which are sequentially connected, the first connecting pipe is connected with one end of the straight pipe section, and the second connecting pipe is parallel to the straight pipe section.
Preferably, the second bent pipe section of each heat absorption pipeline comprises a connecting pipe four, a connecting pipe five and a connecting pipe six which are connected in sequence, the connecting pipe four is connected with the other end of the straight pipe section, and the connecting pipe five is parallel to the straight pipe section.
Preferably, the straight pipe sections of the four heat absorption pipelines of each group of pipe groups are arranged in parallel in a first plane, the second connecting pipe and the third connecting pipe in the first bent pipe section of the four heat absorption pipelines, and the fifth connecting pipe and the sixth connecting pipe in the second bent pipe section are arranged in the second plane, and the first plane and the second plane are perpendicular to each other.
Preferably, the heat absorption tube panel further comprises an upper header and a lower header, and the bent tube sections at two ends of each heat absorption tube in the heat absorption tube panel are respectively communicated with the upper header and the lower header.
Preferably, the periphery of the heat absorbing tube panel is provided with a supporting frame and two light shields, the supporting frame is arranged on the backlight side of the heat absorbing tube panel, and the two light shields are arranged on the light receiving side of the heat absorbing tube panel and respectively cover the peripheries of the upper header and the lower header.
Preferably, the natural circulation device is further provided with a boiler barrel and a steel frame, the lower collection box is communicated with the boiler barrel through a water supply pipe and a down pipe, the upper collection box is communicated with the boiler barrel through an eduction pipe, a steam outlet is further formed in the boiler barrel and connected with a saturated steam pipeline, and the boiler barrel and a heat absorption pipe screen are respectively located on the inner side and the outer side of the steel frame.
Preferably, the heat absorbing tube panel is formed by arranging a plurality of groups of tube groups to form a flat plate shape, a folded angle shape, a square shape or a polygon shape.
The utility model discloses at least, include following beneficial effect: the utility model provides a solar energy water working medium natural circulation saturated steam heat absorber of covering all powers utilizes spotlight solar energy as energy input, heats the inside water of heat absorption tube panel, and the saturated steam of production is applicable in each steam industry of using heat such as industry, pharmacy, food processing, heating. The process of preparing steam by the heat absorber does not generate any pollutant emission and carbon emission, and the saturated steam generating device is clean, renewable, efficient, economical and convenient to assemble, overhaul and maintain.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a front view of the heat absorbing panel according to an embodiment of the present invention;
fig. 2 is a side view of the heat absorber tube panel according to another embodiment of the present invention;
fig. 3 is a front view of the heat absorbing pipe according to another embodiment of the present invention;
fig. 4 shows an arrangement of four heat absorbing pipes in each group of pipes according to another embodiment of the present invention;
fig. 5 is a schematic structural view of the solar water working medium natural circulation saturated steam heat absorber according to another embodiment of the present invention;
fig. 6 is a water circulation flow chart of the solar water working medium natural circulation saturated steam heat absorber in another technical scheme of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials are commercially available unless otherwise specified.
In the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-6, the utility model provides a solar energy water working medium natural circulation saturated steam heat absorber, including heat absorption tube panel 100, heat absorption tube panel 100 is provided with the group 101 of the vertical range of multiunit, and every group 101 includes many heat absorption pipeline 102, and every heat absorption pipeline 102 is provided with the straight tube section 103 at middle part and the bend section 104 at both ends, and the crookedness of the bend section 104 at every heat absorption pipeline 102 both ends is different, and the straight tube section 103 of many heat absorption pipelines 102 of every group 101 is parallel to each other and sets up side by side, and the bend section 104 at both ends is on the wrong side of going into in the coplanar.
In the technical scheme, solar energy water working medium natural circulation saturated steam heat absorber is provided with perpendicular suspension type's heat absorption tube panel 100, heat absorption tube panel 100 adopts the plane to arrange, constitutes a plane by a plurality of heat absorption pipeline 102, absorbs the sunshine that the heliostat reflects, heat absorption pipeline 102's centre is straight tube section 103, and both ends are special design's bend section 104 respectively, and both ends bend section 104's bending degree is different, and a plurality of heat absorption pipeline 102 in every group nest of tubes 101 can be in proper order for just adorning, the flip-chip, turn over and adorn after 180, turn over and flip-chip after 180, make its straight tube section 103 parallel side by side in the coplanar, bend section 104 sets up in planar both sides in turn. The heat absorption tube panel 100 adopts a specially designed bent tube structure, only adopts bent tubes of 2 different shapes, can be combined into the heat absorption tube panel 100 with an expansion bend and meeting the welding space, can absorb the thermal expansion difference between the heat absorption pipelines 102, has enough repair space to facilitate the heat absorption pipelines 102 accidentally damaged by quick replacement in a construction site, and can be integrally assembled to leave factory and integrally lift and install the heat absorber. The technical scheme provides a solar water working medium natural circulation heat absorber covering full power, which utilizes concentrated solar energy as energy input to heat water in a heat absorbing tube panel 100 to generate saturated steam, and is applicable to various heat and steam using industries such as industry, pharmacy, food processing, heating and the like. The process of preparing steam by the heat absorber does not produce any pollutant emission and carbon emission, and the device is a clean, renewable, efficient and economical saturated steam generating device and is convenient to assemble, overhaul and maintain.
In another technical solution, the pipe bending sections 104 at two ends of each heat absorbing pipeline 102 are divided into a first pipe bending section 105 and a second pipe bending section 106, and the bending degree of the first pipe bending section 105 is smaller than the bending degree of the second pipe bending section 106.
In another technical solution, each group of pipe sets 101 includes four absorber pipes 102, the arrangement positions of the first bend sections 105 and the second bend sections 106 of the four absorber pipes 102 are different, and the bend sections of every two adjacent absorber pipes 102 are arranged in axial symmetry or central symmetry. Among this technical scheme, four heat absorption pipeline 102 can be in proper order for just adorning, the flip-chip, turn over and adorn, turn over 180 back flip-chips after 180, heat absorption tube panel 100 adopts special design's bent pipe structure, only through the return bend of 2 kinds of different shapes, just can make up into the tube panel of taking the expansion bend and satisfying the welding space, can absorb the thermal expansion difference between the pipeline, has the pipeline that sufficient rework space made things convenient for the unexpected damage of building site quick replacement simultaneously.
In another technical solution, the first elbow section 105 of each heat absorbing pipeline 102 includes a first connecting pipe 107, a second connecting pipe 108 and a third connecting pipe 109, which are connected in sequence, the first connecting pipe is connected with one end of the straight pipe section 103, and the second connecting pipe is parallel to the straight pipe section 103.
In another technical solution, the second bent pipe section 106 of each heat absorbing pipeline 102 includes a connection pipe four 110, a connection pipe five 111, and a connection pipe six 112, which are connected in sequence, the connection pipe four is connected with the other end of the straight pipe section 103, and the connection pipe five is parallel to the straight pipe section 103.
In another technical solution, the straight pipe sections 103 of the four heat absorbing pipes 102 of each group 101 are parallel and parallel arranged in a first plane, the second connecting pipe 108 and the third connecting pipe 109 in the first bend section 105, and the fifth connecting pipe 111 and the sixth connecting pipe 112 in the second bend section 106 of the four heat absorbing pipes 102 are arranged in the second plane, and the first plane and the second plane are perpendicular to each other. In this technical solution, the angle between the axes of the first connecting pipe 107, the third connecting pipe 109, and the second connecting pipe 108 is 35 ° optimally, the angle between the axes of the fourth connecting pipe 110, the sixth connecting pipe 112, and the fifth connecting pipe 111 is 70 ° optimally, so that the first bend section 105 is a space bend pipe deviating by 0.5 times of the pipe pitch, and the second bend section 106 is a space bend pipe deviating by 1.5 times of the pipe pitch.
In another technical solution, the heat absorption tube panel 100 further includes an upper header 200 and a lower header 201, and the bent tube sections at two ends of each heat absorption tube 102 in the heat absorption tube panel 100 are respectively communicated with the upper header 200 and the lower header 201.
In another technical solution, a supporting frame 300 and two light shields 301 are disposed on the periphery of the heat absorbing tube panel 100, the supporting frame 300 is disposed on the backlight side of the heat absorbing tube panel 100, and the two light shields 301 are disposed on the light receiving side of the heat absorbing tube panel 100 and respectively cover the peripheries of the upper header 200 and the lower header 201. In the technical scheme, the heating surface of the heat absorber is arranged in a single-side plane mode, the heat absorption tube panel 100 is in a modular design, the back of the heat absorption tube panel is provided with the supporting frame 300, the supporting frame 300 can be used as a manufacturing process tool and a packaging and transporting frame at the same time, the supporting frame 300 can be conveniently installed on a steel frame during construction site installation, materials are saved, and manufacturing, transporting and installing are facilitated.
In another technical scheme, the system further comprises a natural circulation device which is provided with a boiler barrel 400 and a steel frame, the lower collection box 201 is communicated with the boiler barrel 400 through a water supply pipe 402 and a down pipe 403, the upper collection box 200 is communicated with the boiler barrel 400 through an eduction pipe 404, a steam outlet is further arranged on the boiler barrel 400 and connected with a saturated steam pipeline, and the boiler barrel 400 and the heat absorption pipe panel 100 are respectively positioned on the inner side and the outer side of the steel frame. In the technical scheme, the heat absorber adopts a natural circulation mode, a forced circulation pump is not needed, the heat absorption tube panel 100 heats water into a steam-water mixture, the steam-water mixture enters the boiler barrel 400 through the eduction tube 404, after steam-water separation, saturated steam is generated and is conveyed to downstream users through a saturated steam pipeline on the boiler barrel 400, and the water in the boiler barrel 400 enters the heat absorption tube panel 100 through the descending tube 403 and the water supply tube 402. The steel frame is of a frame structure, the heat absorption tube panels 100 are located on the outer side of the steel frame, the boiler barrel 400 is arranged on the inner side of the steel frame, and platforms on all layers can be reached through the platform stairs in the steel frame to operate, monitor, maintain and overhaul the heat absorber.
In another technical solution, the heat absorbing panel 100 is formed by arranging a plurality of groups of tube groups 101 to form a flat plate shape, a polygonal shape, a square shape or a polygonal shape. In this technical scheme, heat absorption tube panel 100 can adopt unilateral plane to arrange, also can adopt the dog-ear shape to arrange, the square is arranged, the polygon is arranged, and is nimble changeable.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (10)
1. Solar energy water working medium natural circulation saturated steam heat absorber, its characterized in that, including the heat absorption tube panel, the heat absorption tube panel is provided with the nest of tubes of the vertical range of multiunit, and every nest of tubes includes many heat absorption pipelines, and every heat absorption pipeline is provided with the straight tube section at middle part and the bend section at both ends, and the crookedness of the bend section at every heat absorption pipeline both ends is different, and the straight tube section of many heat absorption pipelines of every nest of tubes is parallel to each other and sets up side by side, and the bend section deflection at both ends goes into the coplanar.
2. The solar energy water working medium natural circulation saturated steam heat absorber of claim 1, wherein the bent pipe sections at two ends of each heat absorption pipe are divided into a first bent pipe section and a second bent pipe section, and the bending degree of the first bent pipe section is smaller than that of the second bent pipe section.
3. The solar water working medium natural circulation saturated steam heat absorber of claim 2, wherein each group of pipe groups comprises four heat absorbing pipelines, the arrangement positions of the first bent pipe sections and the second bent pipe sections of the four heat absorbing pipelines are different, and the bent pipe sections of every two adjacent heat absorbing pipelines are arranged in axial symmetry or central symmetry.
4. The solar water working medium natural circulation saturated steam heat absorber of claim 3, wherein the first elbow section of each heat absorption pipeline comprises a first connecting pipe, a second connecting pipe and a third connecting pipe which are sequentially connected, the first connecting pipe is connected with one end of the straight pipe section, and the second connecting pipe is parallel to the straight pipe section.
5. The solar water working medium natural circulation saturated steam heat absorber of claim 4, wherein the second elbow section of each heat absorption pipeline comprises a fourth connecting pipe, a fifth connecting pipe and a sixth connecting pipe which are sequentially connected, the fourth connecting pipe is connected with the other end of the straight pipe section, and the fifth connecting pipe is parallel to the straight pipe section.
6. The solar water working medium natural circulation saturated steam heat absorber of claim 5, wherein the straight pipe sections of the four heat absorption pipelines of each group of the pipe groups are arranged in parallel in a first plane, the second connecting pipe and the third connecting pipe in the first bent pipe section of the four heat absorption pipelines and the fifth connecting pipe and the sixth connecting pipe in the second bent pipe section are arranged in a second plane, and the first plane and the second plane are perpendicular to each other.
7. The solar water working medium natural circulation saturated steam heat absorber of claim 1, further comprising an upper header and a lower header, wherein the bent pipe sections at two ends of each heat absorption pipeline in the heat absorption pipe panel are respectively communicated with the upper header and the lower header.
8. The solar water working medium natural circulation saturated steam heat absorber of claim 7, wherein a supporting frame and two light shields are arranged on the periphery of the heat absorption tube panel, the supporting frame is arranged on the backlight side of the heat absorption tube panel, and the two light shields are arranged on the light receiving side of the heat absorption tube panel and respectively cover the peripheries of the upper collection box and the lower collection box.
9. The solar water working medium natural circulation saturated steam heat absorber of claim 8, further comprising a natural circulation device provided with a drum and a steel frame, wherein the lower collection tank is communicated with the drum through a water supply pipe and a downcomer, the upper collection tank is communicated with the drum through an eduction pipe, the drum is further provided with a steam outlet and connected with a saturated steam pipeline, and the drum and a heat absorption pipe screen are respectively positioned on the inner side and the outer side of the steel frame.
10. The solar water working medium natural circulation saturated steam heat absorber of claim 1, wherein the heat absorbing tube panel is in a flat plate shape or a polygonal shape formed by arranging a plurality of groups of tube groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222124545.6U CN218764031U (en) | 2022-08-12 | 2022-08-12 | Solar energy water working medium natural circulation saturated steam heat absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222124545.6U CN218764031U (en) | 2022-08-12 | 2022-08-12 | Solar energy water working medium natural circulation saturated steam heat absorber |
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| Publication Number | Publication Date |
|---|---|
| CN218764031U true CN218764031U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222124545.6U Active CN218764031U (en) | 2022-08-12 | 2022-08-12 | Solar energy water working medium natural circulation saturated steam heat absorber |
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| CN (1) | CN218764031U (en) |
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- 2022-08-12 CN CN202222124545.6U patent/CN218764031U/en active Active
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