Agricultural irrigation electrical load flexible regulation and control system matched with whole-process safety protection

Abstract

The invention discloses an agricultural irrigation electrical load flexible regulation and control system matched with whole-process safety protection. The agricultural irrigation electrical load flexible regulation and control system comprises an orderly power utilization management platform, an internet-of-things management platform, power transmission line load monitoring equipment and terminal monitoring equipment, the power transmission line load monitoring device communicates with the Beidou director through a Beidou satellite, the power transmission line load monitoring device accesses the safety access platform through the Beidou director to communicate with the Internet of Things management platform, and the terminal monitoring device is connected with the transformer area fusion terminal. The terminal monitoring equipment is accessed to the security access platform through the transformer area fusion terminal to communicate with the Internet of Things management platform; according to the invention, a security protection system is established in the system, security linkage combination of a data acquisition layer, a data transmission layer, a data storage layer and a data application layer is realized, identity authentication and access control are used as links, integrated security protection measures are established, systematic protection capability is provided for intelligent agricultural application, and the security protection system has a wide application prospect. And safe and sustainable operation of the system is ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of agricultural electricity control, and in particular to a flexible control system for agricultural irrigation electricity load with supporting full-process safety protection. Background Art

[0002] At present, in order to meet the electricity demand of smart agriculture, during the peak period of agricultural irrigation electricity consumption, the total power load of its lines is optimized and regulated to achieve flexible load scheduling.

[0003] For the existing flexible control system of agricultural irrigation electricity, monitoring personnel need to obtain monitoring data through IoT terminals and transmission line load monitoring equipment. Monitoring personnel use these data for analysis to achieve reasonable control of agricultural irrigation electricity. If these monitoring data are processed incorrectly, lost or maliciously attacked during transmission, such as malicious tampering of data, it is easy to cause data error analysis, making it impossible for monitoring personnel to correctly implement accurate monitoring of distribution network lines and accurate control of agricultural irrigation electricity, affecting normal crop irrigation and even causing the risk of unsustainable operation of the system. For this reason, it is necessary to propose a flexible control system for agricultural irrigation electricity load with supporting full-process safety protection. Summary of the invention

[0004] The technical problem to be solved by the present invention is that the existing smart agricultural Internet of Things monitoring system has not established a security protection system, which causes the security risk that the monitoring data is easily processed incorrectly, the data is lost or is attacked maliciously during the transmission process, causing the system equipment to be unable to operate continuously and the monitoring efficiency is low. Disclosed is a flexible control system for agricultural irrigation power load with supporting full-process security protection. By establishing a security protection system between the various devices in the system, using identity authentication and access control as the link, an integrated security protection measure is established to ensure the safe and sustainable operation of the system.

[0005] The technical solution adopted by the present invention to solve the technical problem is: a flexible control system for agricultural irrigation power load with supporting full-process safety protection, including an orderly power management platform and an Internet of Things management platform set up in the information management area cloud master station, as well as a transmission line load monitoring device installed on a 10kV distribution line and a terminal monitoring device installed in the farmland irrigation area;

[0006] The IoT management platform is connected to the host of the orderly power consumption management platform, and the orderly power consumption management platform obtains the monitoring data received by the IoT management platform by accessing the cloud master station database;

[0007] The transmission line load monitoring device communicates with the Beidou command machine via the Beidou satellite, the Beidou command machine is connected to a security access platform, the security access platform is connected to the IoT management platform, the transmission line load monitoring device accesses the security access platform via the Beidou command machine and communicates with the IoT management platform, the transmission line load monitoring device sends the sampled line load data to the security access platform via the Beidou command machine in the form of a message for identity authentication and data security encryption, and then sends it to the IoT management platform;

[0008] The terminal monitoring device is connected to the station area fusion terminal, and the terminal monitoring device accesses the security access platform and communicates with the IoT management platform through the station area fusion terminal. The terminal monitoring device packages the sampled farmland soil moisture data and machine well monitoring data through the station area fusion terminal, and sends them to the security access platform through the operator's wireless private network for identity authentication and data security encryption, and then sends them to the IoT management platform;

[0009] It also includes a pumped well irrigation applet server set up in the Internet region and a security defense system set up at the Internet border, wherein the pumped well irrigation applet server communicates with the user-side WeChat applet through the security defense system, and the pumped well irrigation applet server communicates with the information management region cloud master station through the information network security isolation device;

[0010] The pumped well irrigation applet accesses the cloud master database through the information network security isolation device, obtains the data sampled by the terminal monitoring equipment, and realizes data security communication through the information network security isolation device;

[0011] The IoT management platform decrypts the received encrypted data and stores it into the information management area cloud master database. The orderly power consumption management platform obtains various sampling data and user well usage requests by accessing the cloud master database. The monitoring personnel conducts comprehensive management and control of the well group through the flexible regulation of user water and electricity usage requests by the orderly power consumption management platform, realizes automatic control of line status, and real-time control and accurate prediction of user power consumption.

[0012] Furthermore, the terminal monitoring equipment includes a pumped well power monitoring equipment, a water pressure and water flow monitoring equipment and a soil moisture monitoring equipment. The pumped well power monitoring equipment and the water pressure and water flow monitoring equipment are both wiredly connected to the substation fusion terminal through an RS485 interface, and the soil moisture monitoring equipment is wirelessly connected to the substation fusion terminal through a LORA gateway;

[0013] The motor well power consumption monitoring device uses a molded case circuit breaker, which is installed on the power supply side of the motor well control terminal and is used to collect motor well power consumption data, which includes voltage, current and power parameters;

[0014] The water pressure and water flow monitoring equipment uses a water pressure and water flow sensor, which is installed at the water outlet of the pumped well to collect the pressure and water flow data of the water outlet of the pumped well;

[0015] The soil moisture monitoring device uses a plurality of soil moisture sensors, which are sequentially distributed in the farmland soil and are used to collect soil moisture and temperature and humidity parameters;

[0016] The IoT SDK is installed inside the molded case circuit breaker, the water pressure and water flow sensor, and several soil moisture sensors;

[0017] The IoT SDK is used to collect fingerprint data of molded case circuit breakers, water pressure and water flow sensors, and several soil moisture sensors, and to detect and repair firmware vulnerabilities.

[0018] Furthermore, the transmission line load monitoring equipment is composed of a number of Beidou circuit breakers, which are used to perform segmented protection on the 10kV line. Short messages are sent through Beidou, and when a line fault occurs, instructions are sent to control the line switch.

[0019] Furthermore, the orderly power consumption management platform can send the first control-related instructions and the second control-related instructions to the Beidou circuit breaker and the molded case circuit breaker. The first control-related instructions and the second control-related instructions are encrypted through the security access platform and then sent to the Beidou circuit breaker and the molded case circuit breaker respectively through the Beidou command machine and the substation fusion terminal.

[0020] Further, the secure access platform includes a data isolation component, a secure access gateway, a firewall and a Beidou protocol resolution server, and the data isolation component is connected to the secure access gateway, the firewall and the Beidou protocol resolution server in sequence;

[0021] The secure access platform is also provided with an encryption authentication device, which is used to perform identity authentication and access control on the connected device.

[0022] Furthermore, the security defense system includes a firewall, anti-DDOS equipment, WAF and an attack tracing system, and the security defense system is used to perform security monitoring and analysis on access data sent by external users through WeChat applets.

[0023] Furthermore, the substation fusion terminal is deployed with an IoT zero-trust client, and the substation fusion terminal performs identity identification and secure access to the terminal monitoring device through the IoT zero-trust client, and performs data encryption through the IoT zero-trust technology.

[0024] Furthermore, the orderly power consumption management platform, the IoT management platform, the area fusion terminal and the host of the security access platform are all installed with security protection software, which is used to detect and protect the host security and centrally monitor and manage security events;

[0025] Specifically include: host-level virus protection, baseline verification, access control, vulnerability scanning / repair, intrusion prevention and log auditing.

[0026] Furthermore, it also includes an intelligent electronic lock installed on the machine well dispatch box;

[0027] The smart electronic lock has a built-in encryption chip, and the smart electronic lock is connected to the security access platform through the encryption chip and the digital certificate.

[0028] Compared with the prior art, the invention has the following beneficial effects: a flexible control system for agricultural irrigation power load with full-process safety protection can realize accurate control of user load and orderly power management through accurate monitoring of distribution network lines, reduce the operating pressure of the power grid during the peak irrigation period, and comprehensively improve the active perception and decision-making control capabilities of the operating status of the low-voltage distribution network;

[0029] By setting up identity authentication on terminal monitoring devices, setting up zero-trust security access on the substation fusion terminal, and adding security protection functions and secure encryption of data transmission on the orderly power consumption management platform, the Internet of Things management platform and the substation fusion terminal host, we can achieve security linkage from the data collection layer, data transmission layer, data storage layer and data application layer, establish integrated security protection measures with identity authentication and access control as the link, provide systematic protection capabilities for smart agricultural applications, and ensure safe and sustainable operation of the system.

[0030] By setting up a security defense system at the edge of the Internet, the machine well irrigation applet server communicates with the user-side WeChat applet through the security defense system. The machine well irrigation applet accesses the cloud master station database through the information network security isolation device, obtains data sampled by the terminal monitoring equipment, and realizes the security of data access. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 This is a system architecture diagram of the present invention;

[0032] Figure 2 It is a schematic diagram of the structure of the secure access platform of the present invention.

[0033] In the figure: 1. Information management area cloud master station; 2. Security access platform; 3. Beidou command machine; 4. Area fusion terminal; 5. LORA gateway; 6. Transmission line load monitoring equipment; 7. Terminal monitoring equipment; 8. Information network security isolation device; 9. Internet area; 10. User-side WeChat applet; 11. Smart electronic lock;

[0034] 101. Orderly power consumption management platform; 102. Internet of Things management platform; 103. Cloud master station database;

[0035] 201, data isolation component; 202, secure access gateway; 203, firewall; 204, Beidou protocol parsing server; 205, encryption authentication device;

[0036] 701. Pumped well electricity monitoring equipment; 702. Water pressure and water flow monitoring equipment; 703. Soil moisture monitoring equipment;

[0037] 901. Machine well irrigation applet server; 902. Security defense system. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] See also Figure 1-2 , the present invention provides a technical solution: a flexible control system for agricultural irrigation power load with supporting full-process safety protection, including an orderly power management platform 101 and an Internet of Things management platform 102 set up in an information management area cloud master station 1, as well as a transmission line load monitoring device 6 installed on a 10kV distribution line and a terminal monitoring device 7 installed in a farmland irrigation area;

[0040] The IoT management platform 102 is connected to the host of the orderly power management platform 101, and the orderly power management platform 101 obtains the monitoring data received by the IoT management platform 102 by accessing the cloud master station database 103;

[0041] The transmission line load monitoring device 6 communicates with the Beidou command machine 3 via the Beidou satellite, the Beidou command machine 3 is connected to the security access platform 2, and the security access platform 2 is connected to the IoT management platform 102. The transmission line load monitoring device 6 accesses the security access platform 2 through the Beidou command machine 3 to communicate with the IoT management platform 102. The transmission line load monitoring device 6 sends the sampled line load data to the security access platform 2 via the Beidou command machine 3 in the form of a message for identity authentication and data security encryption, and then sends it to the IoT management platform 102;

[0042] The terminal monitoring device 7 is connected to the substation fusion terminal 4, and the terminal monitoring device 7 accesses the secure access platform 2 and communicates with the IoT management platform 102 through the substation fusion terminal 4. The terminal monitoring device 7 packages the sampled farmland soil moisture data and the well monitoring data through the substation fusion terminal, and then sends them to the secure access platform through the operator's wireless private network for identity authentication and data security encryption, and then sends them to the IoT management platform 102;

[0043] It also includes a pumped well irrigation applet server 901 set in the Internet region 9 and a security defense system 902 set at the Internet border. The pumped well irrigation applet server communicates with the user-side WeChat applet 10 through the security defense system, and the pumped well irrigation applet server 901 communicates with the information management region cloud master station 1 through the information network security isolation device 8;

[0044] The pumped well irrigation applet accesses the cloud master database 103 through the information network security isolation device 8, obtains the data sampled by the terminal monitoring device 7, and realizes data security communication through the information network security isolation device 8;

[0045] The IoT management platform 102 decrypts the received encrypted data and stores it into the information management area cloud master station database 103. The orderly power management platform 101 obtains various sampling data and user well usage requests by accessing the cloud master station database 103. The monitoring personnel conducts comprehensive management and control of the well group through the flexible regulation of user water and electricity usage requests by the orderly power management platform 101, realizes automatic control of line status, real-time control and accurate prediction of user power usage.

[0046] See also Figure 1 The terminal monitoring equipment 7 includes a motor-well power monitoring device 701, a water pressure and water flow monitoring device 702, and a soil moisture monitoring device 703. The motor-well power monitoring device 701 and the water pressure and water flow monitoring device 702 are both connected to the substation fusion terminal 4 by wire through an RS485 interface, and the soil moisture monitoring device 703 is wirelessly connected to the substation fusion terminal 4 through a LORA gateway 5;

[0047] The pumped well power consumption monitoring device 701 uses a molded case circuit breaker, which is installed on the power supply side of the pumped well control terminal and is used to collect pumped well power consumption data, which includes voltage, current and power parameters;

[0048] The water pressure and water flow monitoring device 702 uses a water pressure and water flow sensor, which is installed at the water outlet of the pumped well to collect the pressure and water flow data of the water outlet of the pumped well;

[0049] The soil moisture monitoring device 703 uses a plurality of soil moisture sensors, which are sequentially distributed in the farmland soil to collect soil moisture and temperature and humidity parameters;

[0050] The IoT SDK is installed inside the molded case circuit breaker, the water pressure and water flow sensor and several soil moisture sensors; the IoT SDK is used to collect fingerprint data of the molded case circuit breaker, the water pressure and water flow sensor and several soil moisture sensors, and detect and repair firmware vulnerabilities.

[0051] In this embodiment, the IoT SDK is installed in the molded case circuit breaker, the water pressure and water flow sensor and several soil moisture sensors, so as to facilitate multi-factor identity authentication with the IoT zero-trust client of the substation fusion terminal 4 to verify the security and trustworthiness of its terminal monitoring equipment. After the authentication is passed, the initial trust level of the access subject can be automatically evaluated and authorized according to the level. Before the terminal monitoring device is accessed, the business permissions are authorized. After the terminal is accessed, the identities of all terminal monitoring devices are continuously verified, and at the same time, the problem of plain text transmission between the terminal monitoring device 7 and the substation fusion terminal 4 is solved.

[0052] The transmission line load monitoring device 6 in this embodiment is composed of a number of Beidou circuit breakers, which are used to perform segmented protection on the 10kV line. Short messages are sent through Beidou. When a line fails, instructions are sent to control the line switch.

[0053] This embodiment achieves accurate control of user loads and orderly power management through accurate monitoring of distribution network lines, reduces the operating pressure of the power grid during the peak irrigation period, and comprehensively improves the active perception and decision-making control capabilities of the operating status of the low-voltage distribution network;

[0054] See also Figure 1 The orderly power consumption management platform 101 can send the first control-related instruction and the second control-related instruction to the Beidou circuit breaker and the molded case circuit breaker. The first control-related instruction and the second control-related instruction are encrypted through the security access platform 2 and then sent to the Beidou circuit breaker and the molded case circuit breaker through the Beidou command machine 3 and the substation fusion terminal 4 respectively.

[0055] See also Figure 2 , the secure access platform 2 includes a data isolation component 201, a secure access gateway 202, a firewall 203 and a Beidou protocol resolution server 204, and the data isolation component 201 is connected to the secure access gateway 202, the firewall 203 and the Beidou protocol resolution server 204 in sequence;

[0056] The secure access platform is also provided with an encryption authentication device 205, which is used to perform identity authentication and access control on the connected device.

[0057] The security defense system described in this embodiment includes a firewall, an anti-DDOS device, a WAF and an attack tracing system. The security defense system is used to perform security monitoring and analysis on the access data sent by external users through WeChat applets.

[0058] In this embodiment, the substation fusion terminal 4 is deployed with an IoT zero-trust client. The substation fusion terminal 4 performs identity identification and secure access to the terminal monitoring device 7 through the IoT zero-trust client, and encrypts data through the IoT zero-trust technology.

[0059] In this embodiment, the orderly power consumption management platform 101, the Internet of Things management platform 102, the substation fusion terminal 4 and the security access platform 2 host are all installed with security protection software, which is used to detect and protect the host security and centrally monitor and manage security events; specifically including: virus protection at the host layer, baseline verification, access control, vulnerability scanning / repair, intrusion protection and log auditing.

[0060] See also Figure 1 , also includes an intelligent electronic lock installed on the well dispatch box;

[0061] The smart electronic lock has a built-in encryption chip, and the smart electronic lock is connected to the security access platform through the encryption chip and the digital certificate.

[0062] This embodiment sets up identity authentication on terminal monitoring devices, sets up zero-trust security access on substation fusion terminals, and adds security protection functions and secure encryption for data transmission on the orderly power consumption management platform, the Internet of Things management platform, and the substation fusion terminal host. It achieves security linkage from the data collection layer, data transmission layer, data storage layer, and data application layer, and uses identity authentication and access control as a link to achieve integrated security protection, provide systematic protection capabilities for smart agricultural applications, and ensure safe and sustainable operation of the system.

[0063] In this embodiment, a security defense system is set up at the edge of the Internet. The machine well irrigation applet server communicates with the user-side WeChat applet through the security defense system. The machine well irrigation applet accesses the cloud master station database through the information network security isolation device, obtains the data sampled by the terminal monitoring equipment, and realizes the security of data access.

[0064] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flexible control system for agricultural irrigation power load with full-process safety protection, characterized by: It includes an orderly power consumption management platform and an IoT management platform set up at the information management area cloud master station, as well as transmission line load monitoring equipment installed on 10kV distribution lines and terminal monitoring equipment installed in farmland irrigation areas; The IoT management platform is connected to the host of the orderly power consumption management platform, and the orderly power consumption management platform obtains the monitoring data received by the IoT management platform by accessing the cloud master station database; The transmission line load monitoring device communicates with the Beidou command machine via the Beidou satellite, the Beidou command machine is connected to a security access platform, the security access platform is connected to the IoT management platform, the transmission line load monitoring device accesses the security access platform via the Beidou command machine and communicates with the IoT management platform, the transmission line load monitoring device sends the sampled line load data to the security access platform via the Beidou command machine in the form of a message for identity authentication and data security encryption, and then sends it to the IoT management platform; The terminal monitoring device is connected to the station area fusion terminal, and the terminal monitoring device accesses the security access platform and communicates with the IoT management platform through the station area fusion terminal. The terminal monitoring device packages the sampled farmland soil moisture data and machine well monitoring data through the station area fusion terminal, and sends them to the security access platform through the operator's wireless private network for identity authentication and data security encryption, and then sends them to the IoT management platform; It also includes a pumped well irrigation applet server set up in the Internet region and a security defense system set up at the Internet border, wherein the pumped well irrigation applet server communicates with the user-side WeChat applet through the security defense system, and the pumped well irrigation applet server communicates with the information management region cloud master station through the information network security isolation device; The pumped well irrigation applet accesses the cloud master database through the information network security isolation device, obtains the data sampled by the terminal monitoring equipment, and realizes data security communication through the information network security isolation device; The IoT management platform decrypts the received encrypted data and stores it into the information management area cloud master database. The orderly power consumption management platform obtains various sampling data and user well usage requests by accessing the cloud master database. The monitoring personnel conducts comprehensive management and control of the well group through the flexible regulation of user water and electricity usage requests by the orderly power consumption management platform, realizes automatic control of line status, and real-time control and accurate prediction of user power consumption.

2. According to claim 1, a flexible control system for agricultural irrigation power load with full-process safety protection is characterized by: The terminal monitoring equipment includes a pumped well power monitoring equipment, a water pressure and water flow monitoring equipment and a soil moisture monitoring equipment. The pumped well power monitoring equipment and the water pressure and water flow monitoring equipment are both wiredly connected to the station area fusion terminal through an RS485 interface, and the soil moisture monitoring equipment is wirelessly connected to the station area fusion terminal through a LORA gateway; The motor well power consumption monitoring device uses a molded case circuit breaker, which is installed on the power supply side of the motor well control terminal and is used to collect motor well power consumption data, which includes voltage, current and power parameters; The water pressure and water flow monitoring equipment uses a water pressure and water flow sensor, which is installed at the water outlet of the pumped well to collect the pressure and water flow data of the water outlet of the pumped well; The soil moisture monitoring device uses a plurality of soil moisture sensors, which are sequentially distributed in the farmland soil and are used to collect soil moisture and temperature and humidity parameters; The IoT SDK is installed inside the molded case circuit breaker, the water pressure and water flow sensor, and several soil moisture sensors; The IoT SDK is used to collect fingerprint data of molded case circuit breakers, water pressure and water flow sensors, and several soil moisture sensors, and to detect and repair firmware vulnerabilities.

3. According to claim 2, a flexible control system for agricultural irrigation power load with full-process safety protection is characterized in that: The transmission line load monitoring equipment is composed of several Beidou circuit breakers, which are used to perform segmented protection on 10kV lines. Short messages are sent through Beidou. When a line fails, instructions are sent to control the line switch.

4. According to claim 3, a flexible control system for agricultural irrigation power load with supporting full-process safety protection is characterized in that: The orderly power consumption management platform can send the first control-related instructions and the second control-related instructions to the Beidou circuit breaker and the molded case circuit breaker. The first control-related instructions and the second control-related instructions are encrypted through the security access platform and then sent to the Beidou circuit breaker and the molded case circuit breaker respectively through the Beidou command machine and the substation fusion terminal.

5. According to claim 1, a flexible control system for agricultural irrigation power load with full-process safety protection is characterized in that: The secure access platform includes a data isolation component, a secure access gateway, a firewall and a Beidou protocol resolution server, and the data isolation component is connected to the secure access gateway, the firewall and the Beidou protocol resolution server in sequence; The secure access platform is also provided with an encryption authentication device, which is used to perform identity authentication and access control on the connected device.

6. The flexible control system for agricultural irrigation power load with full-process safety protection according to claim 1 is characterized in that: The security defense system includes a firewall, anti-DDOS equipment, WAF and an attack tracing system. The security defense system is used to perform security monitoring and analysis on access data sent by external users through WeChat applets.

7. The flexible control system for agricultural irrigation power load with full-process safety protection according to claim 1 is characterized in that: The substation fusion terminal is deployed with an IoT zero-trust client, which performs identity identification and secure access to terminal monitoring equipment through the IoT zero-trust client, and encrypts data through IoT zero-trust technology.

8. The flexible control system for agricultural irrigation power load with full-process safety protection according to claim 1 is characterized in that: The orderly power consumption management platform, IoT management platform, area integration terminal and security access platform host are all installed with security protection software, which is used to detect and protect the host security and centrally monitor and manage security events; Specifically include: host-level virus protection, baseline verification, access control, vulnerability scanning / repair, intrusion prevention and log auditing.

9. The flexible control system for agricultural irrigation power load with full-process safety protection according to claim 1 is characterized in that: It also includes a smart electronic lock installed on the well dispatch box; The smart electronic lock has a built-in encryption chip, and the smart electronic lock is connected to the security access platform through the encryption chip and the digital certificate.

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