CN111525886A - Communication collection processing controller - Google Patents
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- CN111525886A CN111525886A CN202010355809.1A CN202010355809A CN111525886A CN 111525886 A CN111525886 A CN 111525886A CN 202010355809 A CN202010355809 A CN 202010355809A CN 111525886 A CN111525886 A CN 111525886A
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- 238000004891 communication Methods 0.000 title claims abstract description 48
- 238000012545 processing Methods 0.000 title claims abstract description 21
- 238000004458 analytical method Methods 0.000 claims abstract description 9
- 238000012423 maintenance Methods 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims description 16
- 238000004806 packaging method and process Methods 0.000 claims description 7
- 230000002776 aggregation Effects 0.000 claims description 3
- 238000004220 aggregation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000004297 night vision Effects 0.000 claims description 3
- 238000011176 pooling Methods 0.000 claims 4
- 238000012546 transfer Methods 0.000 claims 1
- 238000010248 power generation Methods 0.000 abstract description 4
- 238000012856 packing Methods 0.000 abstract description 2
- 238000002955 isolation Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00028—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- 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)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Studio Devices (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
The invention provides a communication convergence processing controller, comprising: the system comprises a control module, an I/O relay type input/output module, an RS485 serial port driving module, a redundant carrier communication module and a panoramic image sensor, wherein the I/O relay type input/output module, the RS485 serial port driving module, the redundant carrier communication module and the panoramic image sensor are respectively connected with the control module; the control module performs data summarization analysis and data packing on each group of current data, photovoltaic module data and monitored images and sends the data to the photovoltaic modules and the supervisory control system through the redundant carrier communication module; and the panoramic image sensor monitors all hardware equipment in the combiner box in real time. The special controller integrates a plurality of functional modules, solves the problem of complex wiring connection in the traditional header box, effectively reduces operation and maintenance fault points and operation and maintenance workload, and improves the power generation efficiency of the photovoltaic power generation system.
Description
Technical Field
The invention relates to the technical field of photovoltaic control, in particular to a communication convergence processing controller.
Background
At present, in a large-scale centralized photovoltaic power station monitoring controller, a traditional photovoltaic module is connected to a photovoltaic combiner box, an inverter is also connected with the photovoltaic combiner box, data collection, data analysis, data transmission modes, group string data acquisition, master switch state monitoring and the like of a combiner box end all need to be connected with hardware sensors with a plurality of corresponding functions, especially, to form a complete communication link, a plurality of communication connection modes need to be established and a plurality of communication lines need to be laid, the problem of faults is easy to occur due to different connection compatibility among all devices, and in addition, if a certain hardware in the middle is connected, the normal operation of the whole photovoltaic monitoring controller can be influenced. Meanwhile, a great maintenance workload is also added to operation and maintenance personnel.
Disclosure of Invention
Based on this, the invention aims to provide a communication convergence processing controller, so as to realize data acquisition, processing, protocol conversion and communication integrated control and overcome the problem of complicated wiring connection in the traditional combiner box.
To achieve the above object, the present invention provides a communication aggregation processing controller, comprising:
the control module is used for carrying out data summarization analysis and data packaging on each group of current data, photovoltaic module data and monitored images;
the I/O relay type input/output module is connected with the control module and used for acquiring the actual switching state of a main breaker in a combiner box and sending the actual switching state to the control module so that the control module generates a control command according to the actual switching state; the control module is also used for controlling the on-off state of a main breaker in the combiner box according to the control command sent by the control module;
the RS485 serial port driving module is connected with the control module and used for sending each group of current data acquired by the serial current collectors in the combiner box to the control module through a standard Modbus RTU protocol;
the redundant carrier communication module is respectively connected with the control module, the photovoltaic component and the photovoltaic component in the supervisory control system and is used for sending the collected photovoltaic component data to the control module; the monitoring and controlling system is also used for sending the data after the control module data is subjected to summary analysis and data packaging to the photovoltaic module and the monitoring and controlling system;
and the panoramic image sensor is connected with the control module and used for monitoring all hardware equipment in the combiner box in real time and sending the monitored image to the control module.
Optionally, the controller further includes: and the Ethernet drive switching module is connected with the control module and is used for realizing data exchange through a standard TCP/IP protocol.
Optionally, the ethernet drive switching module integrates multiple sets of RJ45 ports.
Optionally, the controller further includes: and the extended function module is respectively connected with the Ethernet drive switching module and the mobile terminal so as to enable operation and maintenance personnel to temporarily upload data and/or modify data on site by using the mobile terminal.
Optionally, the carrier interface of the redundant carrier communication module uses a free message encryption protocol for data transmission.
Optionally, the control module adopts a 32-bit microcontroller chip STM32F103VET6 of an ARM Cortex-M core.
Optionally, the panoramic image sensor is a sensor integrated with a panoramic image camera.
Optionally, the panoramic camera is a camera with 30 ten thousand pixels, an infrared night vision function and an identification distance range of 1 meter.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides a communication convergence processing controller, comprising: the control module is connected with the I/O relay type input/output module, the RS485 serial port driving module, the redundant carrier communication module and the panoramic image sensor; the RS485 serial port driving module sends each group of current data acquired by the serial current collectors in the combiner box to the control module through a standard Modbus RTU protocol; the redundant carrier communication module sends the collected photovoltaic module data to the control module; the panoramic image sensor monitors all hardware equipment in the combiner box in real time; the control module performs data summarization analysis and data packing on each group of current data, photovoltaic module data and monitored images and sends the data to the photovoltaic modules and the supervisory control system through the redundant carrier communication module. The special controller integrates a plurality of functional modules, solves the problem of complex wiring connection in the traditional header box, effectively reduces operation and maintenance fault points and operation and maintenance workload, and improves the power generation efficiency of the photovoltaic power generation system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, 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 to obtain other drawings without inventive exercise.
Fig. 1 is a block diagram of a communication convergence processing controller according to an embodiment of the present invention.
The system comprises a control module 1, an I/O relay type input/output module 2, an RS485 serial port driving module 3, a redundant carrier communication module 4, a panoramic image sensor 5 and an Ethernet driving exchange module 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a communication convergence processing controller, which is used for realizing data acquisition, processing, protocol conversion and communication integrated control and overcoming the problem of complex wiring connection in the traditional combiner box.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a structural diagram of a communication convergence processing controller according to an embodiment of the present invention, and as shown in fig. 1, the present invention discloses a communication convergence processing controller, which includes: the system comprises a control module 1, an I/O relay type input/output module 2, an RS485 serial port driving module 3, a redundant carrier communication module 4 and a panoramic image sensor 5, wherein the I/O relay type input/output module 2, the RS485 serial port driving module 3, the redundant carrier communication module 4 and the panoramic image sensor 5 are respectively connected with the control module 1; the control module 1 is used for carrying out data summarization analysis and data packaging on each group of current data, photovoltaic module data and monitored images; the I/O relay type input/output module 2 is used for acquiring the actual switching state of a main breaker in a combiner box and sending the actual switching state to the control module 1, so that the control module 1 generates a control command according to the actual switching state; the control module is also used for controlling the on-off state of a main breaker in the combiner box according to the control command sent by the control module 1; the RS485 serial port driving module 3 is used for sending each group of current data acquired by the serial current collectors in the combiner box to the control module 1 through a standard Modbus RTU protocol; the redundant carrier communication module 4 is used for sending the collected photovoltaic module data to the control module 1; the monitoring and controlling system is also used for sending data obtained by summarizing and analyzing and packaging the data of the control module 1 to the photovoltaic module and the monitoring and controlling system; the panoramic image sensor 5 is used for monitoring all hardware devices in the combiner box in real time and sending monitored images to the control module 1.
Specifically, the redundant carrier communication module 4 sends the collected photovoltaic module data to the control module 1 in a low-speed carrier communication manner; the monitoring system is also used for sending data obtained by data summarization analysis and data packaging of the control module 1 to the photovoltaic module and the monitoring control system in a high-speed carrier communication mode; when the carrier speed is lower than a first set value, the carrier is called a low-speed carrier, and when the carrier speed is higher than a second set value, the carrier is called a high-speed carrier, and the first set value and the second set value are set according to actual requirements. The low-speed carrier and the high-speed carrier are mutually redundant in communication, and modulated carrier signals are independently transmitted without mutual interference.
As an embodiment, the controller of the present invention further includes: the Ethernet drive switching module 6 is connected with the control module 1 and used for realizing data exchange through a standard TCP/IP protocol; the ethernet driving and switching module 6 adopts a KSZ8081RNBIA ethernet management chip, integrates 3 RJ45 network connectors, and has the function of an ethernet data switch.
As an embodiment, the controller of the present invention further includes: and the extended function module is respectively connected with the Ethernet drive switching module 6 and the mobile terminal so that operation and maintenance personnel can temporarily upload data and/or modify data on site by using the mobile terminal.
As an embodiment, the I/O relay type input/output module 2 of the present invention includes an input unit and an output unit; the input unit is 3 groups of passive isolation type relay input points, wherein M1 and I1 are the first group of passive isolation type relay input points, M2 and I2 are the second group of passive isolation type relay input points, and M3 and I3\ I4 are the third group of passive isolation type relay input points; the output unit is 3 groups of passive isolation type relay output points; wherein C1 and Q1 are output points of the first group of passive isolation type relays, C2 and Q2 are output points of the second group of passive isolation type relays, and C3 and Q3\ Q4 are output points of the third group of passive isolation type relays.
As an implementation manner, the carrier interface of the redundant carrier communication module 4 of the present invention uses a free message encryption protocol for data transmission.
As an implementation mode, the RS485 serial port driving module 3 adopts an industrial standard design, integrates a body isolation power supply management chip, and has stable and reliable communication and strong anti-interference capability.
As an implementation mode, the control module 1 adopts a 32-bit microcontroller chip STM32F103VET6 of an ARM Cortex-M kernel, and a maximum group of 1MBFlash, 96KB SRAM, 72MHZ main frequency and an input/output point 80.
As an embodiment, the panoramic image sensor 5 of the present invention is a sensor integrated with a panoramic image camera; the panoramic camera is a camera with 30 ten thousand pixels, an infrared night vision function and an identification distance range of 1 meter, and is mainly used for collecting images in a closed space in a box body.
The invention aims to provide a communication convergence processing controller, which is used for realizing various data summarization analysis, input and output signal state monitoring, various communication redundancy mode conversion and seamless communication connection between a photovoltaic module and a photovoltaic monitoring system at a photovoltaic power station convergence box end, has free and flexible data acquisition and conversion, and completes centralized management functions of data acquisition, processing, protocol conversion, communication and the like by utilizing an embedded carrier technology.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A communication aggregation process controller, the controller comprising:
the control module is used for carrying out data summarization analysis and data packaging on each group of current data, photovoltaic module data and monitored images;
the I/O relay type input/output module is connected with the control module and used for acquiring the actual switching state of a main breaker in a combiner box and sending the actual switching state to the control module so that the control module generates a control command according to the actual switching state; the control module is also used for controlling the on-off state of a main breaker in the combiner box according to the control command sent by the control module;
the RS485 serial port driving module is connected with the control module and used for sending each group of current data acquired by the serial current collectors in the combiner box to the control module through a standard Modbus RTU protocol;
the redundant carrier communication module is respectively connected with the control module, the photovoltaic component and the photovoltaic component in the supervisory control system and is used for sending the collected photovoltaic component data to the control module; the monitoring and controlling system is also used for sending the data after the control module data is subjected to summary analysis and data packaging to the photovoltaic module and the monitoring and controlling system;
and the panoramic image sensor is connected with the control module and used for monitoring all hardware equipment in the combiner box in real time and sending the monitored image to the control module.
2. The communication pooling process controller of claim 1 wherein said controller further comprises: and the Ethernet drive switching module is connected with the control module and is used for realizing data exchange through a standard TCP/IP protocol.
3. The communications convergence processing controller of claim 2 wherein the ethernet drive switching module integrates multiple sets of RJ45 ports.
4. The communication pooling processing controller of claim 2 or 3, wherein said controller further comprises: and the extended function module is respectively connected with the Ethernet drive switching module and the mobile terminal so as to enable operation and maintenance personnel to temporarily upload data and/or modify data on site by using the mobile terminal.
5. The communication aggregation processing controller of claim 1, wherein the carrier interface of the redundant carrier communication module employs a free message encryption protocol for data transfer.
6. The communications sink processing controller according to claim 1, wherein the control module employs a 32-bit microcontroller chip STM32F103VET6 of the armport x-M core.
7. The communication pooling processing controller of claim 1 wherein said panoramic image sensor is a sensor integrated with a panoramic image camera.
8. The communication pooling processing controller of claim 7 wherein said panoramic camera is a 30-thousand pixel, infrared night vision enabled, 1 meter range of identification distance camera.
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| CN202010355809.1A CN111525886A (en) | 2020-04-29 | 2020-04-29 | Communication collection processing controller |
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| CN202010355809.1A CN111525886A (en) | 2020-04-29 | 2020-04-29 | Communication collection processing controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI826232B (en) * | 2023-01-10 | 2023-12-11 | 匯明有限公司 | Power bus apparatus and power management system including the same |
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Application publication date: 20200811 |
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