CN209980101U - Novel large-scale photo-thermal mirror field control scheduling system based on edge calculation - Google Patents
Novel large-scale photo-thermal mirror field control scheduling system based on edge calculation Download PDFInfo
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- CN209980101U CN209980101U CN201920527361.XU CN201920527361U CN209980101U CN 209980101 U CN209980101 U CN 209980101U CN 201920527361 U CN201920527361 U CN 201920527361U CN 209980101 U CN209980101 U CN 209980101U
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Abstract
The utility model discloses a novel extensive light and heat mirror field control dispatch system based on edge calculation, including heliostat real-time tracking controller, heliostat group controller, data server and control server, heliostat real-time tracking controller include control module one, heliostat body, drive module, basic IO module and power module one, heliostat group is constituteed to a plurality of heliostat real-time tracking controller, heliostat group controller includes control module two and power module, control module two through have four Can bus communication network or LTE wireless private network module connect a plurality of heliostat real-time tracking controller, heliostat group inserts data server and control server through the ethernet of dual redundancy. The advantages are that: hierarchical control, data management, high reliability of system communication, accurate calculation and real-time data transmission and summarization storage.
Description
Technical Field
The utility model relates to an automatic change control, solar energy instant heating system's technical field, especially a novel extensive light and heat mirror field control dispatch system based on edge calculation.
Background
Solar photo-thermal power generation and high-temperature heat utilization are novel efficient utilization modes of solar natural resources, and a high-quality heat source can be formed by focusing solar energy through a large-scale mirror field, so that photo-thermal power generation or high-temperature heat utilization can be performed. Solar photo-thermal has its superiority compared with other renewable energy sources: the method can be continuously adjusted, thereby participating in peak regulation and frequency modulation of the power grid; the energy can be stored in a large scale at low cost, and the cost of heat storage is one hundred and thirty third of the cost of chemical and electric energy storage at present; the energy source is a real clean energy source, and the whole process from a supply chain to energy production is close to zero pollution and zero emission. At present, the traditional control systems, such as a PLC (programmable logic controller) and a DCS (distributed control system), cannot be well used for controlling a large-scale mirror field, because the mirror field has the characteristics of being different from other process control objects: the method has the advantages of more nodes, large data volume, high requirements on safety and real-time performance and strict requirements on environment. The conventional control system cannot meet the requirements of actual production at all.
The existing tracking technology is in the early stage of marketization and industrialization, and the key of main research and development of a tracking control system at the present stage is how to improve performance, reduce control cost, and realize high reliability, accurate calculation and real-time data transmission and summarization and storage according to task real-time performance, hierarchical control, data management and system communication.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model aims at providing a hierarchical control and data storage control edge calculation mechanism, realize extensive mirror field control and real-time scheduling, the communication is high-efficient reliable, chase after the angle of pitch and the height angle of day algorithm control heliostat body, realize the novel extensive light and heat mirror field control dispatch system based on edge calculation of the purpose of chasing after the day in real time through the space flight level.
In order to achieve the above purpose, the technical scheme of the utility model:
the utility model provides a novel extensive light and heat mirror field control dispatch system based on edge calculation, includes heliostat real-time tracking controller, heliostat group controller, data server and control server, heliostat real-time tracking controller include control module one, heliostat body, drive module, basic IO module and power module one, a plurality of heliostat real-time tracking controller constitute heliostat group, heliostat group controller includes control module two and power module, control module two pass through have four Can bus communication network or LTE wireless private network modules connect a plurality of heliostat real-time tracking controller, heliostat group controller inserts data server and control server through dual redundant ethernet.
Preferably, the heliostat group controllers are respectively connected in series with the heliostat real-time tracking controllers through four Can bus communication networks or control the heliostat real-time tracking controllers through an LTE wireless private network module.
Preferably, each Can bus communication network on the heliostat group controller Can be connected with at most 100 heliostat real-time tracking controllers in series.
Preferably, the pitch angle and the altitude angle of the heliostat body are adjusted by an aerospace-level SPA algorithm, the real-time altitude angle and azimuth angle of the sun are directly calculated according to the astronomy sun calendar formula, the time and the local longitude and latitude coordinates, and the real-time altitude angle and azimuth angle are output to the driving module.
Preferably, the number of the heliostat real-time tracking controllers on the heliostat controller group can be increased according to the number of the heliostat bodies, and the number of the heliostat group controllers can be increased according to the number of the heliostat controller groups.
The utility model discloses a beneficial condition lies in:
1. directly calculating the real-time altitude angle and azimuth angle of the sun according to the longitude and latitude coordinates and system time of the heliostat body sent by the data server and the control server, an astronomical SPA algorithm and an astronomical solar calendar formula, so as to control the pitch angle and the altitude angle of the heliostat body;
2. the heliostat group controllers are connected with four heliostat controller groups through four Can bus communication networks, a plurality of heliostat group controllers are respectively connected with the data server and the control server through LTE wireless private network modules on the heliostat group controllers, each Can bus communication network on the heliostat group controllers Can be connected with at most 100 heliostat real-time tracking controllers in series, and the LTE wireless private network modules enable the arrangement of the heliostat controllers to be more flexible and greatly reduce the construction and debugging cost of a field communication network;
3. by adopting an aerospace-level SPA sun tracking algorithm, the sun tracking error in 1000 years is about 0.0002 ℃, and the requirement of high-precision sun tracking control of photo-thermal point tracking is met;
4. the design of a hierarchical control and data storage edge calculation mechanism solves the difficult problem of large-capacity data storage and processing, the independent SPA sun tracking algorithm calculation and local data storage of the heliostat real-time tracking controller are set, the heliostat group controller collects and stores the data of all connected heliostat real-time tracking controllers, and responds and transmits necessary data in real time according to the requirements of a data server and a control server instead of all data, so that the data storage and transmission pressure of the system is reduced through two-stage data storage, and the system can adapt to the processing capacity of million-level nodes.
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Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, a novel large-scale photo-thermal mirror field control scheduling system based on edge calculation, including heliostat real-time tracking controller, heliostat group controller, data server and control server, heliostat real-time tracking controller include control module one, heliostat body, drive module, basic IO module and power module one, heliostat real-time tracking controller group is constituteed to a plurality of heliostat real-time tracking controller, heliostat group controller includes control module two and power module, control module two pass through have four Can bus communication networks or the wireless private network module of LTE connect a plurality of heliostat real-time tracking controller, heliostat group passes through dual redundant ethernet access data server and control server. The heliostat group controllers are respectively connected with the heliostat real-time tracking controllers in series through four Can bus communication networks or control the heliostat real-time tracking controllers through the LTE wireless private network module. Each Can bus communication network on the heliostat group controller Can be connected with at most 100 heliostat real-time tracking controllers in series. The pitch angle and the altitude angle of the heliostat body are adjusted through an aerospace-level SPA algorithm, according to an astronomy solar calendar formula, according to time and local longitude and latitude coordinates, the real-time altitude angle and azimuth angle of the sun are directly calculated and output to the driving module. The number of the heliostat real-time tracking controllers on the heliostat controller group can be increased according to the number of the heliostat bodies, and the number of the heliostat group controllers can be increased according to the number of the heliostat controller groups.
The utility model discloses according to the heliostat body longitude and latitude coordinate and the system time that data server and control server sent, through astronomical SPA algorithm, according to astronomy sun calendar formula, directly calculate the real-time altitude angle and the azimuth angle of sun to control the pitch angle and the altitude angle of heliostat body; the heliostat group controllers are connected with four heliostat controller groups through four Can bus communication networks, a plurality of heliostat group controllers are connected with the data server and the control server through dual redundant Ethernet, each Can bus communication network on each heliostat group controller Can be connected with at most 100 heliostat controllers in series, and the LTE wireless private network module enables the arrangement of the heliostat controllers to be more flexible and greatly reduces the construction and debugging cost of a field communication network; by adopting an aerospace-level SPA sun tracking algorithm, the sun tracking error in 1000 years is about 0.0002 ℃, and the requirement of high-precision sun tracking control of photo-thermal point tracking is met; the heliostat real-time tracking controller adopts an Arm Cotex platform, designs and researches a driving module, a plurality of IO interface modules and a multi-working-condition multi-mode control algorithm, namely, a point tracking focusing mode of tower photo-thermal and a line focusing mode of groove photo-thermal are supported; the heliostat real-time tracking controller end, the control logic and mode switching of sun tracking are all sunk in the heliostat real-time tracking controller, the resources of a data server, a control server and a heliostat group controller are not occupied, the heliostat group controller stores the information of all connected heliostat real-time tracking controllers, responds to the data requests of the data server and the control server, sends the data required by the data server and the control server, and reduces the processing load of the server
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a novel large-scale light and heat mirror field control dispatch system based on edge calculation, includes heliostat real-time tracking controller, heliostat group controller, data server and control server, a serial communication port, heliostat real-time tracking controller include control module one, heliostat body, drive module, basic IO module and power module one, heliostat group controller is constituteed to a plurality of heliostat real-time tracking controller, heliostat group controller includes control module two and power module, control module two is through having four Can bus communication network or the wireless private network module of LTE and connect a plurality of heliostat real-time tracking controller, heliostat group passes through dual redundant ethernet access data server and control server.
2. The novel edge-computing-based large-scale photothermal mirror field control scheduling system according to claim 1, wherein the heliostat group controllers are respectively connected in series with a plurality of heliostat real-time tracking controllers through four Can bus communication networks or control the plurality of heliostat real-time tracking controllers through an LTE wireless private network module.
3. The novel edge-computing-based large-scale photothermal mirror field control scheduling system of claim 1, wherein each Can bus communication network on the heliostat group controllers Can be connected in series with up to 100 heliostat real-time tracking controllers.
4. The novel edge-computing-based large-scale photothermal mirror field control scheduling system of claim 1, wherein the pitch angle and elevation angle of the heliostat body are adjusted by a space-level SPA algorithm, and the real-time elevation angle and azimuth angle of the sun are directly calculated according to astronomy sun calendar formula, time and local latitude and longitude coordinates, and are output to the driving module.
5. The novel large-scale photothermal mirror field control scheduling system based on edge calculation as claimed in claim 1, wherein the number of heliostat real-time tracking controllers on the heliostat controller group can be increased according to the number of heliostat bodies, and the number of heliostat group controllers can be increased according to the number of heliostat controller groups.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109976392A (en) * | 2019-04-18 | 2019-07-05 | 浙江辰日新能源技术有限公司 | A kind of novel extensive photo-thermal Jing Chang control scheduling system based on edge calculations |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109976392A (en) * | 2019-04-18 | 2019-07-05 | 浙江辰日新能源技术有限公司 | A kind of novel extensive photo-thermal Jing Chang control scheduling system based on edge calculations |
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Effective date of registration: 20201209 Address after: Room b518, building 2, No. 452, No. 6 street, Baiyang street, Hangzhou Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: Hangzhou JunNuo Energy Technology Co.,Ltd. Address before: Room 1105, building 12, science and Technology Park, National University, 669 high speed railway, Taihu street, Changxing County, Huzhou City, Zhejiang Province Patentee before: Zhejiang Chenri New Energy Technology Co.,Ltd. |
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