CN114123487A - Distributed power supply online centralized monitoring system and method based on power internet of things - Google Patents
Distributed power supply online centralized monitoring system and method based on power internet of things Download PDFInfo
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- CN114123487A CN114123487A CN202111244296.8A CN202111244296A CN114123487A CN 114123487 A CN114123487 A CN 114123487A CN 202111244296 A CN202111244296 A CN 202111244296A CN 114123487 A CN114123487 A CN 114123487A
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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
- H02J13/00002—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
- H02J13/00001—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 the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security
Abstract
The invention discloses a distributed power supply online centralized monitoring system and method based on the power Internet of things, which comprises the following steps: the system comprises a local online monitoring device, an encryption terminal, a network monitoring acquisition terminal and a centralized monitoring informatization management platform which are connected in sequence; the method comprises the steps that a local online monitoring device collects data of a UPS host; the encryption terminal encrypts the information collected by the local online monitoring device; the network monitoring acquisition terminal transmits the encrypted data to a centralized monitoring informatization management platform; the centralized monitoring informatization management platform decrypts, analyzes, manages and displays the collected data of the UPS host. According to the scheme, the distributed UPS power supply is managed and controlled in a centralized mode, a special network channel for the UPS power supply is designed by adopting an information security encryption and decryption technology, the independence of information transmission is guaranteed, and information blockage and interference are avoided; secondly, a cryptology principle is adopted, a random key is generated to encrypt and decrypt the collected information, and the safety and reliability of information transmission are guaranteed.
Description
Technical Field
The invention relates to the technical field of distributed power supply monitoring, in particular to a distributed power supply online centralized monitoring system and method based on the power internet of things.
Background
The power internet of things is an application of the internet of things in an intelligent power grid and is a result of development of an information communication technology to a certain stage, communication infrastructure resources and power system infrastructure resources are effectively integrated by the power internet of things, the informatization level of a power system is improved, the utilization efficiency of the existing infrastructure of the power system is improved, and important technical support is provided for links of power grid generation, transmission, transformation, distribution, power utilization and the like. An Uninterruptible Power Supply (UPS) is an Uninterruptible Power Supply (UPS) that includes an energy storage device. The UPS is mainly used to provide uninterrupted power to some devices that require high power stability. Due to the fact that the UPS hosts are distributed and dispersed, a centralized control system needs to be established to carry out unified centralized monitoring on the UPS hosts dispersed in a plurality of areas, and collected information is blocked, lost or tampered in the transmission process.
The chinese utility model patent document with publication number CN209119895U discloses a UPS power centralized monitoring system, which comprises at least one UPS monitoring module, a monitoring station machine and a monitoring center; each UPS monitoring module is connected with at least one UPS power supply to acquire and preprocess monitoring information of the UPS power supply, wherein the monitoring information comprises state information, analog quantity information and alarm information; each UPS monitoring module is connected with the monitoring station machine so as to report the preprocessed monitoring information to the monitoring station machine; and the monitoring station machine is in communication connection with the monitoring center, generates early warning information according to the state information and the analog quantity information, and sends the warning information or the early warning information to the monitoring center. The scheme can carry out centralized monitoring on the distributed UPS power supply, but the situation of information congestion, loss or tampering can also be faced.
Disclosure of Invention
The invention aims to provide a distributed power supply online centralized monitoring system and a distributed power supply online centralized monitoring method based on the power internet of things, wherein a distributed UPS (uninterrupted power supply) is subjected to centralized management and control, a special network channel for the UPS is designed through an information security encryption and decryption technology, so that the independence of information transmission is ensured, and the information blockage and interference are avoided; secondly, a cryptology principle is adopted, a random key is generated to encrypt and decrypt the collected information, and the safety and reliability of information transmission are guaranteed.
In order to achieve the technical purpose, the invention provides a distributed power supply online centralized monitoring system and method based on the power internet of things, which comprises the following steps: the system comprises a local online monitoring device, an encryption terminal, a network monitoring acquisition terminal and a centralized monitoring informatization management platform which are connected in sequence;
the local online monitoring device collects data of the UPS host;
the encryption terminal encrypts the information collected by the local online monitoring device;
the network monitoring acquisition terminal transmits the encrypted data to a centralized monitoring informatization management platform;
the centralized monitoring information management platform decrypts, analyzes, manages and displays the collected data of the UPS host.
In the scheme, the UPS host, the local online monitoring device, the encryption terminal, the network monitoring acquisition terminal and the centralized monitoring information management platform are sequentially connected, wherein the encryption terminal receives a secret key sent by the centralized monitoring information management platform to encrypt acquired information, the safety and the reliability of information transmission are ensured, a special network channel for the UPS power supply is arranged in the centralized monitoring information management platform, the communication connection is established with the network monitoring acquisition terminal, the independence of information transmission is ensured, and the blocking and the interference of the information are avoided.
Preferably, the local online monitoring device collects real-time data of the UPS host through a communication output interface of the UPS host; and the collected data of the UPS host computer is transmitted to the centralized monitoring information management platform through an Ethernet port of the network monitoring collection terminal.
Preferably, the centralized monitoring information management platform is provided with a power address management library, a random number generator, a network address distributor and a decryption module, wherein the power address management library stores ID information of a corresponding power supply, the random number generator generates a corresponding binary random number according to the ID information of the power supply, the binary random number is used as an encryption key of the collected information, the decryption module decrypts the encrypted collected information, the network address distributor distributes a special network channel according to the ID information of the power supply, and the ID information, the binary random number and the special network channel of the corresponding power supply are used as communication security subunits of the corresponding power supply to establish communication connection with the network monitoring collection terminal.
Preferably, the UPS host, the local online monitoring device and the network monitoring and collecting terminal are arranged in groups.
Preferably, one or more groups of UPS hosts are arranged in each transformer substation, the UPS hosts and the network monitoring acquisition terminals are arranged in a one-to-one correspondence mode and are provided with independent network ports and channels, and the UPS hosts serve as ID information sources of power supplies.
Preferably, the collected data of the UPS host comprises important parameters and running states of the UPS host; the important parameters include three or single phase voltage, current and frequency.
7. A distributed power supply online centralized monitoring method based on the power Internet of things comprises the following steps:
step S1, establishing connection: the local online monitoring device is connected with an information acquisition end of the host to be detected, the network monitoring acquisition terminal is electrically connected with an information output end of the local online monitoring device, and the network monitoring acquisition terminal is in communication connection with the centralized monitoring informatization management platform;
step S2, information transmission: and the network monitoring acquisition terminal sends the information acquired by the local online monitoring device to the centralized monitoring information management platform for management, analysis and display.
Preferably, before executing step S1, the method further includes the following steps:
according to the ID codes of the distributed hosts to be detected in the management domain, the centralized monitoring information management platform establishes a power address management library, and the ID codes of the distributed hosts to be detected are stored in the power address management library;
the random number generator generates a corresponding binary random number according to the ID information of the power supply, and the binary random number is used as an encryption key of the parameter information and the state information of the host to be detected;
the network address distributor distributes a special network channel according to the ID information of the power supply; and the parameter information and the state information of different hosts to be detected are transmitted through a special network channel.
Preferably, step S2 includes passive information transmission, and includes the following steps:
the method comprises the steps that a local online monitoring device detects abnormal information of a host to be detected and triggers a network monitoring acquisition terminal to start an information transmission instruction, the network monitoring acquisition terminal sends an abnormal information transmission request to a centralized monitoring informatization management platform at variable time, and after the centralized monitoring informatization management platform receives the request, a group of binary random numbers are generated by a random number generator and sent to an encryption terminal through a special network channel;
the encryption terminal sends the acquired abnormal acquisition information block to a centralized monitoring informatization management platform through a special network channel after carrying out XOR encryption on the acquired abnormal acquisition information block; the decryption module obtains original abnormal information by carrying out XOR decryption on the encrypted abnormal acquisition information block; and the centralized monitoring informatization management platform analyzes, manages and displays the abnormal information.
Preferably, step S2 further includes active transmission of information, and the steps are as follows:
the centralized monitoring information management platform sequentially acquires parameter information of the host to be detected according to a set time period;
when the set time is up, starting the special network channel to start executing the information transmission function; the random number generator sequentially generates a group of binary random numbers and sends the binary random numbers to an encryption terminal corresponding to the host to be detected;
the encryption terminal sends the acquired acquisition information block to a centralized monitoring informatization management platform through a special network channel after carrying out XOR encryption on the acquired acquisition information block; the decryption module obtains original abnormal information by carrying out XOR decryption on the encrypted abnormal acquisition information block;
and the centralized monitoring informatization management platform analyzes, manages and displays the abnormal information.
The invention has the beneficial effects that: the invention provides a distributed power supply online centralized monitoring system and method based on an electric power internet of things, wherein a distributed UPS (uninterrupted power supply) is managed and controlled in a centralized manner, a special network channel for the UPS is designed through an information security encryption and decryption technology, so that the independence of information transmission is ensured, and the information blockage and interference are avoided; secondly, a cryptology principle is adopted to generate a random key to encrypt and decrypt the acquired information, so that the safety and reliability of information transmission are guaranteed
Drawings
Fig. 1 is a schematic structural diagram of a distributed power online centralized monitoring system based on the internet of things of electric power.
The notation in the figure is: the system comprises a 1-UPS host, a 2-local online monitoring device, a 3-encryption terminal, a 4-network monitoring acquisition terminal, a 5-centralized monitoring information management platform, a 51-power address management library, a 52-random number generator, a 53-network address distributor and a 54-decryption module.
Detailed Description
For the purpose of better understanding the objects, technical solutions and advantages of the present invention, the following detailed description of the present invention with reference to the accompanying drawings and examples should be understood that the specific embodiment described herein is only a preferred embodiment of the present invention, and is only used for explaining the present invention, and not for limiting the scope of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without making creative efforts shall fall within the scope of the present invention.
Example (b): as shown in fig. 1, a schematic structural diagram of a distributed power online centralized monitoring system based on an internet of things for electric power. Comprises the following steps: the system comprises a local online monitoring device 2, an encryption terminal 3, a network monitoring acquisition terminal 4 and a centralized monitoring informatization management platform 5 which are connected in sequence;
the local online monitoring device collects data of the UPS host 1;
the encryption terminal encrypts the information collected by the local online monitoring device;
the network monitoring acquisition terminal transmits the encrypted data to a centralized monitoring informatization management platform;
the centralized monitoring information management platform decrypts, analyzes, manages and displays the collected data of the UPS host.
In the embodiment, the UPS host, the local online monitoring device, the encryption terminal, the network monitoring acquisition terminal and the centralized monitoring information management platform are sequentially connected, wherein the encryption terminal receives a secret key sent by the centralized monitoring information management platform to encrypt acquired information, the safety and the reliability of information transmission are ensured, a special network channel for the UPS power supply is arranged in the centralized monitoring information management platform, the communication connection is established with the network monitoring acquisition terminal, the independence of information transmission is ensured, and the blocking and the interference of the information are avoided.
The local online monitoring device collects real-time data of the UPS host through a communication output interface of the UPS host; and the collected data of the UPS host computer is transmitted to the centralized monitoring information management platform through an Ethernet port of the network monitoring collection terminal.
The centralized monitoring information management platform is provided with a power address management library 51, a random number generator 52, a network address distributor 53 and a decryption module 54, wherein the power address management library stores ID information of a corresponding power supply, the random number generator generates corresponding binary random numbers according to the ID information of the power supply, the binary random numbers are used as encryption keys of acquired information, the decryption module decrypts the encrypted acquired information, the network address distributor distributes a special network channel according to the ID information of the power supply, and the ID information, the binary random numbers and the special network channel of the corresponding power supply are used as communication security subunits of the corresponding power supply to establish communication connection with a network monitoring acquisition terminal.
The UPS host, the local online monitoring device and the network monitoring acquisition terminal are arranged in groups; the UPS host can be a single or multiple UPS hosts in the same physical space or multiple UPS hosts in different physical spaces, and can be uniformly and centrally monitored through the local online monitoring device, and the local online monitoring device is deployed near the UPS host and can be simultaneously accessed into the multiple UPS hosts through the RS485 interface. The local online monitoring device is provided with an LCD screen, has historical event and historical data query functions, can display historical data and parameters of the local UPS host on the LCD screen, and can perform management operation and abnormal state alarm.
A group or a plurality of groups of UPS hosts are arranged in each transformer substation, the UPS hosts and the network monitoring acquisition terminals are arranged in a one-to-one correspondence mode, and the UPS hosts are provided with independent network ports and channels, wherein the UPS hosts are used as ID information sources of power supplies.
The collected data of the UPS host computer comprise important parameters and running states of the UPS host computer; the important parameters include three or single phase voltage, current and frequency.
A distributed power supply online centralized monitoring method based on the power Internet of things comprises the following steps:
step S1, establishing connection: the local online monitoring device is connected with an information acquisition end of the host to be detected, the network monitoring acquisition terminal is electrically connected with an information output end of the local online monitoring device, and the network monitoring acquisition terminal is in communication connection with the centralized monitoring informatization management platform;
step S2, information transmission: and the network monitoring acquisition terminal sends the information acquired by the local online monitoring device to the centralized monitoring information management platform for management, analysis and display.
Before executing step S1, the method further includes the following steps:
according to the ID codes of the distributed hosts to be detected in the management domain, the centralized monitoring information management platform establishes a power address management library, and the ID codes of the distributed hosts to be detected are stored in the power address management library;
the random number generator generates a corresponding binary random number according to the ID information of the power supply, and the binary random number is used as an encryption key of the parameter information and the state information of the host to be detected;
the network address distributor distributes a special network channel according to the ID information of the power supply; and the parameter information and the state information of different hosts to be detected are transmitted through a special network channel.
Step S2 includes passive information transmission, and includes the following steps:
the method comprises the steps that a local online monitoring device detects abnormal information of a host to be detected and triggers a network monitoring acquisition terminal to start an information transmission instruction, the network monitoring acquisition terminal sends an abnormal information transmission request to a centralized monitoring informatization management platform at variable time, and after the centralized monitoring informatization management platform receives the request, a group of binary random numbers are generated by a random number generator and sent to an encryption terminal through a special network channel;
the encryption terminal sends the acquired abnormal acquisition information block to a centralized monitoring informatization management platform through a special network channel after carrying out XOR encryption on the acquired abnormal acquisition information block; the decryption module obtains original abnormal information by carrying out XOR decryption on the encrypted abnormal acquisition information block; the centralized monitoring informatization management platform analyzes, manages and displays the abnormal information; when abnormal information is found, different alarm modes such as sound and light, mails, short messages, telephone voices and the like are selected for alarming.
Step S2 also includes active information transmission, and includes the following steps:
the centralized monitoring information management platform sequentially acquires parameter information of the host to be detected according to a set time period;
when the set time is up, starting the special network channel to start executing the information transmission function; the random number generator sequentially generates a group of binary random numbers and sends the binary random numbers to an encryption terminal corresponding to the host to be detected;
the encryption terminal sends the acquired acquisition information block to a centralized monitoring informatization management platform through a special network channel after carrying out XOR encryption on the acquired acquisition information block; the decryption module obtains original abnormal information by carrying out XOR decryption on the encrypted abnormal acquisition information block;
and the centralized monitoring informatization management platform analyzes, manages and displays the abnormal information.
Those skilled in the art will appreciate that, in addition to implementing the system and its various devices, modules, units provided by the present invention as pure computer readable program code, the system and its various devices, modules, units provided by the present invention can be fully implemented by logically programming method steps in the form of logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers and the like. Therefore, the system and various devices, modules and units thereof provided by the invention can be regarded as a hardware component, and the devices, modules and units included in the system for realizing various functions can also be regarded as structures in the hardware component; means, modules, units for performing the various functions may also be regarded as structures within both software modules and hardware components for performing the method.
The above-mentioned embodiments are preferred embodiments of the distributed power online centralized monitoring system and method based on the internet of things of electric power, and the scope of the present invention is not limited thereto, and the scope of the present invention includes and is not limited to the embodiments, and all equivalent changes made according to the shape and structure of the present invention are within the scope of the present invention.
Claims (10)
1. Distributed generator online centralized monitoring system based on electric power thing networking, its characterized in that, including: the system comprises a local online monitoring device, an encryption terminal, a network monitoring acquisition terminal and a centralized monitoring informatization management platform which are connected in sequence;
the local online monitoring device collects data of the UPS host;
the encryption terminal encrypts the information collected by the local online monitoring device;
the network monitoring acquisition terminal transmits the encrypted data to a centralized monitoring informatization management platform;
the centralized monitoring information management platform decrypts, analyzes, manages and displays the collected data of the UPS host.
2. The system for on-line centralized monitoring of distributed power supplies based on the internet of things of electric power according to claim 1, wherein the local on-line monitoring device collects real-time data of the UPS host through a communication output interface of the UPS host; and the collected data of the UPS host computer is transmitted to the centralized monitoring information management platform through an Ethernet port of the network monitoring collection terminal.
3. The online centralized monitoring system for the distributed power supplies based on the internet of things of electric power according to claim 1 or 2, characterized in that the centralized monitoring information management platform is provided with a power address management library, a random number generator, a network address distributor and a decryption module, wherein the power address management library stores ID information corresponding to the power supplies, the random number generator generates corresponding binary random numbers according to the ID information of the power supplies, the binary random numbers are used as encryption keys of the collected information, the decryption module decrypts the encrypted collected information, the network address distributor distributes a dedicated network channel according to the ID information of the power supplies, and the ID information, the binary random numbers and the dedicated network channel corresponding to the power supplies are used as communication security subunits of the corresponding power supplies to establish communication connection with the network monitoring collection terminal.
4. The system for on-line centralized monitoring of distributed power supplies based on the internet of things of electric power according to claim 3, wherein the UPS host, the local on-line monitoring device and the network monitoring acquisition terminal are arranged in groups of a plurality of groups.
5. The system for on-line centralized monitoring of distributed power supplies based on the internet of things of electric power according to claim 4, wherein one or more groups of UPS hosts are arranged in each substation, the UPS hosts and the network monitoring acquisition terminals are arranged in a one-to-one correspondence manner, and are provided with independent network ports and channels, and the UPS hosts are used as ID information sources of power supplies.
6. The system for on-line centralized monitoring of distributed power supplies based on the internet of things of electric power according to claim 1, wherein the collected data of the UPS host comprises important parameters and running state of the UPS host; the important parameters include three or single phase voltage, current and frequency.
7. An online centralized monitoring method for a distributed power supply based on an electric power internet of things is characterized in that the online centralized monitoring system for the distributed power supply based on the electric power internet of things, which is disclosed by any one of claims 1 to 8, is applied, and comprises the following steps:
step S1, establishing connection: the local online monitoring device is connected with an information acquisition end of the host to be detected, the network monitoring acquisition terminal is electrically connected with an information output end of the local online monitoring device, and the network monitoring acquisition terminal is in communication connection with the centralized monitoring informatization management platform;
step S2, information transmission: and the network monitoring acquisition terminal sends the information acquired by the local online monitoring device to the centralized monitoring information management platform for management, analysis and display.
8. The online centralized monitoring method for the distributed power sources based on the internet of things of electric power according to claim 7, wherein before the step S1 is executed, the method further comprises the following steps:
according to the ID codes of the distributed hosts to be detected in the management domain, the centralized monitoring information management platform establishes a power address management library, and the ID codes of the distributed hosts to be detected are stored in the power address management library;
the random number generator generates a corresponding binary random number according to the ID information of the power supply, and the binary random number is used as an encryption key of the parameter information and the state information of the host to be detected;
the network address distributor distributes a special network channel according to the ID information of the power supply; and the parameter information and the state information of different hosts to be detected are transmitted through a special network channel.
9. The online centralized monitoring method for the distributed power sources based on the internet of things of electric power according to claim 7, wherein step S2 includes passive information transmission, and the steps include:
the method comprises the steps that a local online monitoring device detects abnormal information of a host to be detected and triggers a network monitoring acquisition terminal to start an information transmission instruction, the network monitoring acquisition terminal sends an abnormal information transmission request to a centralized monitoring informatization management platform at variable time, and after the centralized monitoring informatization management platform receives the request, a group of binary random numbers are generated by a random number generator and sent to an encryption terminal through a special network channel;
the encryption terminal sends the acquired abnormal acquisition information block to a centralized monitoring informatization management platform through a special network channel after carrying out XOR encryption on the acquired abnormal acquisition information block; the decryption module obtains original abnormal information by carrying out XOR decryption on the encrypted abnormal acquisition information block;
and the centralized monitoring informatization management platform analyzes, manages and displays the abnormal information.
10. The online centralized monitoring method for the distributed power sources based on the Internet of things of electric power as claimed in claim 7,
step S2 also includes active information transmission, and includes the following steps:
the centralized monitoring information management platform sequentially acquires parameter information of the host to be detected according to a set time period;
when the set time is up, starting the special network channel to start executing the information transmission function; the random number generator sequentially generates a group of binary random numbers and sends the binary random numbers to an encryption terminal corresponding to the host to be detected;
the encryption terminal sends the acquired acquisition information block to a centralized monitoring informatization management platform through a special network channel after carrying out XOR encryption on the acquired acquisition information block; the decryption module obtains original abnormal information by carrying out XOR decryption on the encrypted abnormal acquisition information block;
and the centralized monitoring informatization management platform analyzes, manages and displays the abnormal information.
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