CN111090073A - Automatic scanning and matching method for physical position and virtual position of intelligent photovoltaic power station - Google Patents
Automatic scanning and matching method for physical position and virtual position of intelligent photovoltaic power station Download PDFInfo
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- CN111090073A CN111090073A CN201911184337.1A CN201911184337A CN111090073A CN 111090073 A CN111090073 A CN 111090073A CN 201911184337 A CN201911184337 A CN 201911184337A CN 111090073 A CN111090073 A CN 111090073A
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000012544 monitoring process Methods 0.000 claims abstract description 44
- 238000010586 diagram Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/0009—Transmission of position information to remote stations
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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
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
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- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to a method for automatically scanning and matching a physical position and a virtual position of an intelligent photovoltaic power station, which comprises the following steps: establishing a virtual photovoltaic module arrangement array diagram on a cloud server based on each intelligent monitoring unit connected with each photovoltaic module in an actual power station; a directional transmitting antenna of the position reading and transmitting device wirelessly transmits a primary signal to each intelligent monitoring unit of an actual power station; the omnidirectional receiving antenna receives feedback signals of a wireless transceiver circuit module arranged on an MCU of each intelligent monitoring unit of each photovoltaic assembly of an actual power station and records the strength of each feedback signal, the position reading and transmitting device obtains the distance between each intelligent monitoring unit and the position reading and transmitting device according to the strength of the feedback signals, and the position reading and transmitting device wirelessly transmits the distance data to the cloud server through a public network; the virtual photovoltaic module arrangement array diagram on the cloud server is sequentially arranged in the photovoltaic module arrangement array diagram in a one-to-one correspondence mode according to the distance data.
Description
Technical Field
The invention relates to the technical field of intelligent monitoring of photovoltaic power stations, in particular to a method for matching a physical position and a virtual position of an intelligent photovoltaic power station.
Background
The intelligent photovoltaic power station is a power station provided with photovoltaic modules with an intelligent monitoring function, each photovoltaic module is connected with one (intelligent) monitoring unit, each monitoring unit is provided with an identity identification code, working parameters of the photovoltaic modules are uploaded to a cloud server in a wireless or wired mode, and a user can remotely monitor the working state of the photovoltaic power station through a mobile phone APP or a PC webpage.
The intelligent photovoltaic module is more complicated than the traditional non-intelligent photovoltaic module in the installation process, and one work is to establish a virtual photovoltaic module arrangement array diagram (corresponding to the virtual position number of the actual photovoltaic module) on the cloud server, and then realize the one-to-one correspondence between the virtual arrangement diagram and the arrangement array of the photovoltaic module in the real actual power station.
The traditional method adopted in the prior art is to manually read a bar code attached to a shell of an intelligent monitoring unit and then input the bar code into a virtual layout plan so as to realize one-to-one correspondence between virtual photovoltaic module arrangement and actual photovoltaic module positions, and the method has the following defects: (1) when the scale of the power station is large, the manual operation mode is easy to make mistakes, and the workload is large; (2) some installation occasions, for example glazed tiles or color steel tile roofs, because the clearance between photovoltaic module and the roofing is very little, the bar code on the intelligent monitoring unit shell can not basically be seen by the manual work after the photovoltaic module is installed, unless the installed module is disassembled to read, the installation difficulty and the workload are increased.
The actual positions of all the intelligent monitoring units of each photovoltaic module are recorded (pre-deployment) and then recorded into corresponding areas of a virtual photovoltaic module arrangement array diagram of the cloud server one by one, so that the virtual photovoltaic modules are in one-to-one correspondence with the actual positions of the photovoltaic modules.
Disclosure of Invention
The invention aims to provide a method for automatically scanning and matching the physical position and the virtual position of an intelligent photovoltaic power station, which solves the problems in the background art, avoids the problems of high error probability and high workload of manual input, quickly realizes the one-to-one correspondence between the virtual photovoltaic module arrangement array diagram on a cloud server and the position of each photovoltaic module in an actual power station, and also conveniently realizes the one-to-one correspondence between the virtual photovoltaic module arrangement array diagram on the cloud server and the position of each photovoltaic module in the actual power station.
In order to achieve the above purpose, the invention adopts the technical scheme that: a method for automatically scanning and matching physical positions and virtual positions of an intelligent photovoltaic power station is characterized in that photovoltaic modules of the intelligent photovoltaic power station are arranged in a matrix mode, and the method comprises the following steps:
the method comprises the following initial steps: establishing a virtual photovoltaic module arrangement array diagram on a cloud server based on each intelligent monitoring unit connected with each photovoltaic module in an actual power station;
and finally, the step of: the virtual photovoltaic module arrangement array diagram in the initial step corresponds to the intelligent monitoring unit arrangement array of each photovoltaic module in the actual power station one by one;
the MCU of the intelligent monitoring unit is provided with a wireless transceiver circuit module;
a position reading and transmitting device is fixedly arranged between the actual power station and the cloud server, the position reading and transmitting device is in wireless connection with the cloud server through a public network, the position reading and transmitting device comprises a directional transmitting antenna which is arranged on the position reading and transmitting device in a rotating mode and an omnidirectional receiving antenna which is arranged on the position reading and transmitting device in a fixed mode, the directional transmitting antenna rotates in real time and wirelessly transmits signals to the actual power station, a wireless transceiving circuit module arranged on an MCU of each intelligent monitoring unit in the actual power station receives signals of the directional transmitting antenna and sends feedback signals, and the omnidirectional receiving antenna receives the feedback signals;
the method also comprises the following intermediate steps based on the steps,
a) a directional transmitting antenna of the position reading and transferring device wirelessly transmits a primary signal to each intelligent monitoring unit of an actual power station;
b) the omnidirectional receiving antenna receives feedback signals of a wireless receiving and transmitting circuit module arranged on an MCU of each intelligent monitoring unit of each photovoltaic assembly of an actual power station and records the strength of each feedback signal, the position reading and transmitting device obtains the distance between each intelligent monitoring unit and the position reading and transmitting device according to the strength of the feedback signals, and the position reading and transmitting device wirelessly transmits the distance data to the cloud server through a public network;
c) and the virtual photovoltaic module arrangement array diagram on the cloud server is sequentially arranged in the photovoltaic module arrangement array diagram in a one-to-one correspondence mode according to the distance data in the step b).
Furthermore, the directional transmitting antenna of the position reading transfer device transmits a signal to each intelligent monitoring unit of the actual power station once through a ZIGBGE or 433MHZ wireless transmission mode.
Still further, the wireless transmission mode of the public network between the position reading and transmitting device and the cloud server is GPRS, 3G or 4G, and the operator is China Mobile or China telecom.
The invention has the technical effects that: the scheme of the invention avoids the problems of high error probability and high workload of manual input, rapidly realizes the one-to-one correspondence between the virtual photovoltaic module arrangement array diagram on the cloud server and the position of each photovoltaic module in the actual power station, and also conveniently realizes the one-to-one correspondence between the virtual photovoltaic module arrangement array diagram on the cloud server and the position of each photovoltaic module in the actual power station.
Drawings
FIG. 1 is a schematic view of the construction of the present invention;
FIG. 2 is a block diagram of a position read transfer device of the present invention;
in fig. 1: reference numeral 1 is each intelligent monitoring unit that each photovoltaic module connects in the actual power station; reference numeral 2 is a virtual photovoltaic module arrangement array diagram 2 established in the cloud server corresponding to each intelligent monitoring unit 1 connected to each photovoltaic module in the actual power station in fig. 1, that is, a virtual photovoltaic module arrangement array diagram (corresponding to the virtual position number of the actual photovoltaic module) is established on the cloud server in the background art.
Detailed Description
Referring to the attached drawings, the method for automatically scanning and matching the physical position and the virtual position of the intelligent photovoltaic power station comprises the following steps of:
the method comprises the following initial steps: establishing a virtual photovoltaic module arrangement array chart 2 on the basis of each intelligent monitoring unit 1 connected with each photovoltaic module in an actual power station on a cloud server;
and finally, the step of: the virtual photovoltaic module arrangement array chart 2 in the initial step corresponds to the arrangement arrays of the intelligent monitoring units 1 of each photovoltaic module in the actual power station one by one;
the MCU of the intelligent monitoring unit 1 is provided with a wireless transceiver circuit module;
a position reading and transmitting device 3 is fixedly arranged between an actual power station and a cloud server, the position reading and transmitting device 3 is wirelessly connected with the cloud server through a public network, the position reading and transmitting device 3 comprises a directional transmitting antenna 31 which is arranged on the position reading and transmitting device 3 in a rotating mode and an omnidirectional receiving antenna 32 which is arranged on the position reading and transmitting device 3 in a fixed mode, the directional transmitting antenna 31 rotates in real time and wirelessly transmits signals to the actual power station, a wireless transceiving circuit module arranged on an MCU of each intelligent monitoring unit 1 in the actual power station receives the signals of the directional transmitting antenna 31 and sends feedback signals, and the omnidirectional receiving antenna 32 receives the feedback signals;
the method also comprises the following intermediate steps based on the steps,
a) the directional transmitting antenna 31 of the position reading and transmitting device 3 wirelessly transmits a primary signal to each intelligent monitoring unit 1 of the actual power station;
b) the omnidirectional receiving antenna 32 receives feedback signals of wireless transceiving circuit modules arranged on the MCU of each intelligent monitoring unit 1 of each photovoltaic assembly of the actual power station and records the strength of each feedback signal, the position reading and transmitting device 3 obtains the distance between each intelligent monitoring unit 1 and the position reading and transmitting device 3 according to the strength of the feedback signals, and the position reading and transmitting device 3 wirelessly transmits the distance data to the cloud server through the public network;
c) and the virtual photovoltaic module arrangement array chart 2 on the cloud server is sequentially arranged in the photovoltaic module arrangement array chart 2 in a one-to-one correspondence mode according to the distance data in the step b).
Further, the directional transmitting antenna 31 of the position reading transfer device 3 transmits a signal once to each intelligent monitoring unit 1 of the actual power station by the zigbee or 433MHZ wireless transmission.
Still further, the wireless transmission mode of the public network between the position reading and transmitting device 3 and the cloud server is GPRS, 3G or 4G, and the operator is china mobile or china telecom.
In practice, each photovoltaic module of the actual power station is regularly arranged in a matrix form, so long as the position reading and transmitting device 3 is not arranged in the extending direction of the middle of any side of the square surface formed by the matrix arrangement of the actual power station (the actually arranged position reading and transmitting device 3 is basically impossible to be exactly arranged in the extending direction of the middle of any side of the square surface formed by the matrix arrangement of the actual power station), so that the distances from each intelligent monitoring unit 1 to the position reading and transmitting device 3 are all unequal, that is, the distances from each photovoltaic module to the position reading and transmitting device 3 in the actual power station are all unequal, that is, the strength of the feedback signal of the wireless transceiver circuit module on the MCU of each intelligent monitoring unit 1 after a signal is transmitted to the actual power station once at a fixed position, is different, and the scheme of the invention is based on the reverse thrust, the rotation of the directional transmitting antenna 31 of the position reading and transferring device 3 at a fixed position is utilized to directionally transmit signals to the actual power station needing to collect the required information, the omnidirectional receiving antenna 32 fixed on the position reading and transferring device 3 receives the feedback signals of the wireless transceiver circuit module on the MCU of each intelligent monitoring unit 1, the distance between each intelligent monitoring unit 1 and the position reading and transmitting device 3 is obtained according to the intensity of the feedback signal of the position reading and transmitting device 3, and because the cloud server establishes a virtual photovoltaic component arrangement array chart 2 on the cloud server based on each intelligent monitoring unit 1 connected with each photovoltaic component in the actual power station, therefore, the distance information between each intelligent monitoring unit 1 and the position reading and transmitting device 3 is wirelessly transmitted to the cloud server, and the distance information can be in one-to-one correspondence with the corresponding positions of the virtual photovoltaic module arrangement array chart 2. Therefore, the problems of high error probability and high workload of manual input are solved, the one-to-one correspondence between the virtual photovoltaic module arrangement array diagram on the cloud server and the position of each photovoltaic module in the actual power station is realized quickly, and the one-to-one correspondence between the virtual photovoltaic module arrangement array diagram on the cloud server and the position of each photovoltaic module in the actual power station is also realized conveniently.
Referring to fig. 2, the position reading and transmitting device 3 includes a directional transmitting antenna and a low-speed motor for controlling the directional transmitting antenna to rotate continuously, and further includes a control module and a power module for providing kinetic energy to each module in the position reading and transmitting device 3; the control module controls the wireless transmitting module to transmit wireless signals through the directional transmitting antenna and controls the wireless receiving module to receive the wireless signals through the omnidirectional receiving antenna, and the control module is in wireless connection with the cloud server.
Claims (3)
1. A method for automatically scanning and matching physical positions and virtual positions of an intelligent photovoltaic power station is characterized in that photovoltaic modules of the intelligent photovoltaic power station are arranged in a matrix mode, and the method comprises the following steps:
the method comprises the following initial steps: establishing a virtual photovoltaic component arrangement array diagram (2) on a cloud server based on each intelligent monitoring unit (1) connected with each photovoltaic component in an actual power station;
and finally, the step of: the virtual photovoltaic module arrangement array diagram (2) in the initial step corresponds to the arrangement array of each intelligent monitoring unit (1) of each photovoltaic module in the actual power station one by one;
the intelligent monitoring system is characterized in that a wireless transceiving circuit module is arranged on the MCU of the intelligent monitoring unit (1);
a position reading and transferring device (3) is fixedly arranged between an actual power station and a cloud server, the position reading and transferring device (3) is in wireless connection with the cloud server through a public network, the position reading and transferring device (3) comprises a directional transmitting antenna (31) which is arranged on the position reading and transferring device (3) in a rotating mode and an omnidirectional receiving antenna (32) which is arranged on the position reading and transferring device (3) in a fixed mode, the directional transmitting antenna (31) rotates in real time and wirelessly transmits signals to the actual power station, a wireless receiving and transmitting circuit module arranged on an MCU of each intelligent monitoring unit (1) in the actual power station receives the signals of the directional transmitting antenna (31) and sends feedback signals, and the omnidirectional receiving antenna (32) receives the feedback signals;
the method also comprises the following intermediate steps based on the steps,
a) a directional transmitting antenna (31) of the position reading and transmitting device (3) wirelessly transmits a primary signal to each intelligent monitoring unit (1) of the actual power station;
b) the omnidirectional receiving antenna (32) receives feedback signals of a wireless transceiver circuit module arranged on an MCU of each intelligent monitoring unit (1) of each photovoltaic assembly of an actual power station and records the strength of each feedback signal, the position reading and transmitting device (3) obtains the distance between each intelligent monitoring unit (1) and the position reading and transmitting device (3) according to the strength of the feedback signals, and the position reading and transmitting device (3) wirelessly transmits the distance data to the cloud server through a public network;
c) and the virtual photovoltaic module arrangement array diagram (2) on the cloud server is sequentially arranged in the photovoltaic module arrangement array diagram (2) in a one-to-one correspondence mode according to the distance data in the step b).
2. The method for automatically scanning and matching the physical position and the virtual position of the intelligent photovoltaic power station according to claim 1, wherein the method comprises the following steps: the directional transmitting antenna (31) of the position reading transfer device (3) transmits a signal to each intelligent monitoring unit (1) of the actual power station once through a ZIGBGE or 433MHZ wireless transmission mode.
3. The method for automatically scanning and matching the physical position and the virtual position of the intelligent photovoltaic power station according to claim 1, wherein the method comprises the following steps: the wireless transmission mode of the public network between the position reading and transmitting device (3) and the cloud server is GPRS or 3G or 4G, and the operator is China Mobile or China telecom.
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Cited By (1)
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Address after: 230000 No. 1, YaoYuan Road, Luyang Industrial Park, Luyang District, Hefei City, Anhui Province Patentee after: Daheng Energy Co.,Ltd. Address before: 230000, 1st to 3rd floors, No. 6 # A, Xinglu Science and Technology Industrial Park, Industrial Park, Luyang District, Hefei City, Anhui Province, at the intersection of Shiyu Road and Lingxi Road Patentee before: ANHUI DAHENG ENERGY TECHNOLOGY Co.,Ltd. |