CN214311392U - Real-time cloud amount monitoring system based on heliostat and photovoltaic panel combination - Google Patents
Real-time cloud amount monitoring system based on heliostat and photovoltaic panel combination Download PDFInfo
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- CN214311392U CN214311392U CN202120644664.7U CN202120644664U CN214311392U CN 214311392 U CN214311392 U CN 214311392U CN 202120644664 U CN202120644664 U CN 202120644664U CN 214311392 U CN214311392 U CN 214311392U
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Abstract
The utility model provides a cloud cover real-time monitoring system based on heliostat and photovoltaic board combination, cloud cover real-time monitoring system includes: heliostat unit, photovoltaic unit, data acquisition unit, data analysis unit and the control unit, the photovoltaic unit sets up on the heliostat unit, data acquisition unit one end is passed through data analysis unit connection control unit, and photovoltaic unit is connected to the other end, the control unit connects the heliostat unit, the utility model discloses an analysis installs the voltage and the current variation of the photovoltaic board on the heliostat, and the cloud cover information of feeding back on this heliostat in real time gives heliostat control system, and the operation of dispatch mirror field protects heat absorber safe operation, improves heat absorber heat absorption efficiency, improves light and heat power plant generating efficiency, the utility model discloses the system can be used to the light and heat power generation system.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a tower light and heat power station technical field especially relates to a cloud volume real-time monitoring system based on heliostat and photovoltaic board combination, and this system is used for tower light and heat power station.
[ background of the invention ]
The heliostat is the most basic light-gathering unit body in the tower type solar photo-thermal power station, is used as a key part of the tower type solar photo-thermal power station, and occupies the main part of the investment of the power station and the main field of the power station.
With the continuous development and progress of the photo-thermal power generation technology, the heliostat field has the characteristic of large area. A 100MW class photothermal power station typically requires the placement of over ten thousand heliostats, occupying over 5 square kilometers. In a heliostat field, cloudy or flaky clouds locally appear, sunlight gathered on a heat absorption screen can be speckled, and the efficiency of the heat absorber is influenced. When the cloud blocks the sun and leaves the sun, the energy received by the heat absorber is rapidly reduced and increased, the safe operation of the heat absorber is influenced, and the light condensation strategy needs to be properly and rapidly adjusted. At present, the cloud picture estimated cloud layer movement time resolution based on meteorological satellites is 30min at minimum, and the minimum spatial resolution is 2.5km2. Coverage rate and real-time can't satisfy the real-time nature demand of the heliostat field control that the part is sheltered from by the cloud, influence the security of heat absorber heat absorption efficiency and long-term operation, and then influence light and heat power plant generating efficiency.
Accordingly, there is a need to develop a real-time cloud monitoring system based on a combination of heliostats and photovoltaic panels to address the deficiencies of the prior art to address or mitigate one or more of the problems set forth above.
[ Utility model ] content
In view of this, the utility model provides a cloud volume real-time supervision system based on heliostat and photovoltaic board combination through the voltage and the current variation of analysis installation photovoltaic board on the heliostat, and the cloud cover information on this heliostat of real-time feedback gives heliostat control system, and the operation of dispatch mirror field protects heat absorber safe operation, improves heat absorber heat absorption efficiency, improves light and heat power plant generating efficiency, the utility model discloses the system can be used to the light and heat power generation system.
In one aspect, the utility model provides a cloud cover real-time monitoring system based on heliostat and photovoltaic board combination, cloud cover real-time monitoring system includes: the heliostat control system comprises heliostat units, photovoltaic units, a data acquisition unit, a data analysis unit and a control unit, wherein the photovoltaic units are arranged on the heliostat units, one end of each data acquisition unit is connected with the control unit through the data analysis unit, the other end of each data acquisition unit is connected with the photovoltaic units, and the control units are connected with the heliostat units.
The above-described aspect and any possible implementation manner further provide an implementation manner, where the heliostat unit includes a heliostat and a heliostat pillar, and the heliostat is fixedly disposed on the heliostat pillar.
The above aspect and any possible implementation further provide an implementation in which the control unit includes a heliostat control device disposed on a heliostat pillar.
The above aspect and any possible implementation further provide an implementation in which the heliostat includes a mirror surface and a back surface, and the photovoltaic unit is disposed on the mirror surface of the heliostat.
The above aspect and any possible implementation further provide an implementation in which the data acquisition unit is disposed on a back surface of the heliostat.
The above-described aspects and any possible implementations further provide an implementation in which the data acquisition unit includes a voltage signal meter and a current signal meter.
The above-described aspects and any possible implementations further provide an implementation in which the data analysis unit is disposed within a centralized control room.
The above-described aspect and any possible implementation manner further provide an implementation manner, where the real-time cloud amount monitoring system further includes a heat absorber, and the heat absorber is mounted on the heat absorber.
The above-described aspects and any possible implementations further provide an implementation in which the heat sink is connected to a data analysis unit.
The above aspect and any possible implementation manner further provide an implementation manner, wherein the photovoltaic unit has a length of 300mm and a width of 300mm, an output voltage of 18V and a power of 10W.
Compared with the prior art, the utility model discloses can obtain including following technological effect:
the utility model discloses a voltage and the current variation of photovoltaic board on the heliostat are installed in the analysis, and this heliostat of real-time feedback is because the DNI value that the cloud sheltered from and leads to changes, gives heliostat control system, and the operation of dispatch mirror field improves the security of heat absorber heat absorption efficiency and long-term operation, improves photo-thermal power plant generating efficiency, and this cloud volume real-time monitoring system is with low costs, and the real-time is good.
Of course, it is not necessary for any product of the present invention to achieve all of the above-described technical effects simultaneously.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a flowchart of a real-time cloud monitoring system based on a combination of a heliostat and a photovoltaic unit according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a combined cloud amount real-time monitoring system based on a heliostat and a photovoltaic unit according to an embodiment of the present invention.
Wherein, in the figure:
the system comprises 1-heliostat units, 2-photovoltaic units, 3-data acquisition units, 4-heliostat columns and 5-heliostat control devices.
[ detailed description ] embodiments
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
As shown in fig. 1, the utility model provides a cloud volume real-time monitoring system based on heliostat and photovoltaic board combination, cloud volume real-time monitoring system includes: the heliostat comprises a heliostat 1, a photovoltaic unit, a data acquisition unit, a data analysis unit and a control unit, wherein the photovoltaic unit is arranged on the heliostat unit, one end of the data acquisition unit is connected with the control unit through the data analysis unit, the other end of the data acquisition unit is connected with the photovoltaic unit, and the control unit is connected with the heliostat unit.
The heliostat unit comprises a heliostat 1 and a heliostat upright post 4, wherein the heliostat 1 is fixedly arranged on the heliostat upright post 4. The control unit comprises a heliostat control device 5, and the heliostat control device 5 is arranged on a heliostat upright post 4. The heliostat 1 comprises a mirror surface and a back surface, and the photovoltaic unit 2 is arranged on the mirror surface of the heliostat 1.
The data acquisition unit 3 is arranged on the back of the heliostat 1. The data acquisition unit 3 comprises a voltage signal measuring instrument and a current signal measuring instrument. The data analysis unit is arranged in the centralized control room. The cloud cover real-time monitoring system further comprises a heat absorber, and the heat absorber is installed on the heat absorption tower. The heat sink is connected with the data analysis unit. The photovoltaic unit is 300mm long, 300mm wide, and output voltage is 18V, and power is 10W.
The utility model discloses the during operation is shown as figure 2, data acquisition unit 3 gathers photovoltaic unit's voltage, electric current and power signal in real time, and when having cloud to shelter from, output diminishes, explains DNI value decline this moment, and the measuring apparatu transmits the DNI value rate of change to the centralized control room; the centralized control room carries out data analysis and transmits a control instruction to the heliostat control device 5;
the heliostat control device 5 controls the mirror surface of the heliostat 1 to rotate, and the mirror surface of the heliostat 1 reflects sunlight to the heat absorber. The photovoltaic unit 2 is a photovoltaic panel.
The utility model discloses a voltage and the current variation of photovoltaic board on the heliostat are installed in the analysis, and this heliostat of real-time feedback is because the DNI value that the cloud sheltered from and leads to changes, gives heliostat control system, and the operation of dispatch mirror field improves the security of heat absorber heat absorption efficiency and long-term operation, improves solar thermal power plant generating efficiency, and this cloud amount real-time monitoring system, with low costs, the real-time is good, the utility model discloses in the DNI value is Direct normal Irradance value, shows sunshine from the sun disk Direct irradiation with the surface of light path quadrature, is called the Direct radiation abbreviation and is the DNI value.
The real-time cloud amount monitoring system based on the combination of the heliostat and the photovoltaic panel provided by the embodiment of the application is described in detail above. The above description of the embodiments is only for the purpose of helping to understand the method of the present application and its core ideas; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
As used in the specification and claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. The description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.
Claims (10)
1. A real-time cloud amount monitoring system based on a heliostat and photovoltaic panel combination is characterized by comprising: the heliostat control system comprises heliostat units, photovoltaic units, a data acquisition unit, a data analysis unit and a control unit, wherein the photovoltaic units are arranged on the heliostat units, one end of each data acquisition unit is connected with the control unit through the data analysis unit, the other end of each data acquisition unit is connected with the photovoltaic units, and the control units are connected with the heliostat units.
2. The cloud real-time monitoring system of claim 1, wherein the heliostat unit comprises a heliostat and a heliostat pillar, and the heliostat is fixedly arranged on the heliostat pillar.
3. The cloud real-time monitoring system of claim 2, wherein said control unit comprises heliostat control devices disposed on heliostat uprights.
4. The cloud real-time monitoring system of claim 2, wherein said heliostat includes a mirror face and a back face, said photovoltaic unit being disposed on the mirror face of the heliostat.
5. The cloud real-time monitoring system of claim 4, wherein said data acquisition unit is disposed on the back of a heliostat.
6. The cloud real-time monitoring system of claim 5, wherein said data acquisition unit comprises a voltage signal meter and a current signal meter.
7. The cloud real-time monitoring system of claim 1, wherein said data analysis unit is disposed within a centralized control room.
8. The cloud cover real-time monitoring system of claim 2, further comprising a heat absorber mounted on a heat absorber tower.
9. The cloud real-time monitoring system of claim 8, wherein said heat sink is connected to a data analysis unit.
10. The cloud cover real-time monitoring system of claim 4, wherein the photovoltaic unit is 300mm long and 300mm wide, and has an output voltage of 18V and a power of 10W.
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| CN202120644664.7U CN214311392U (en) | 2021-03-30 | 2021-03-30 | Real-time cloud amount monitoring system based on heliostat and photovoltaic panel combination |
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| CN202120644664.7U CN214311392U (en) | 2021-03-30 | 2021-03-30 | Real-time cloud amount monitoring system based on heliostat and photovoltaic panel combination |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034128A (en) * | 2021-11-01 | 2022-02-11 | 浙江可胜技术股份有限公司 | Method and system for measuring cloud distribution in mirror field |
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2021
- 2021-03-30 CN CN202120644664.7U patent/CN214311392U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034128A (en) * | 2021-11-01 | 2022-02-11 | 浙江可胜技术股份有限公司 | Method and system for measuring cloud distribution in mirror field |
| CN114034128B (en) * | 2021-11-01 | 2023-12-12 | 浙江可胜技术股份有限公司 | Method and system for measuring cloud distribution in lens field |
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Address after: 735000 room 307, No. 23, West Street, northwest street, Suzhou District, Jiuquan City, Gansu Province Patentee after: Shouhang high tech energy technology Co.,Ltd. Patentee after: Beijing nengmai Technology Co., Ltd Address before: 730311 no.2888, North Qilianshan Avenue, Lanzhou New District, Lanzhou City, Gansu Province (room 317, zone B, comprehensive service building, comprehensive free trade zone) Patentee before: Shouhang high tech energy technology Co.,Ltd. Patentee before: Beijing nengmai Technology Co., Ltd |
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