CN116249107B - Multi-protocol conversion interaction method and system based on Beidou short message communication - Google Patents
Multi-protocol conversion interaction method and system based on Beidou short message communication Download PDFInfo
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- 230000006854 communication Effects 0.000 title claims abstract description 191
- 238000004891 communication Methods 0.000 title claims abstract description 185
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 20
- 230000003993 interaction Effects 0.000 title claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 176
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 238000007405 data analysis Methods 0.000 claims abstract description 21
- 238000005516 engineering process Methods 0.000 claims description 35
- 238000005259 measurement Methods 0.000 claims description 25
- 238000004458 analytical method Methods 0.000 claims description 15
- 238000000556 factor analysis Methods 0.000 claims description 15
- 238000009432 framing Methods 0.000 claims description 12
- 238000007726 management method Methods 0.000 claims description 8
- 238000013144 data compression Methods 0.000 claims description 7
- 238000004445 quantitative analysis Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 230000007175 bidirectional communication Effects 0.000 claims description 4
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
- H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
- H04W12/041—Key generation or derivation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
- H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention relates to the technical field of Beidou short message communication, in particular to a multi-protocol conversion interaction method and system based on Beidou short message communication, comprising the following steps of: s1: the data transmission is carried out between the master station and the power system through the acquisition/communication integrated machine and the communication network, the Beidou short message is loaded through the communication network, the data transmission is carried out in a short message mode, the data analysis is carried out in the communication process, and the data support is provided for the subsequent integral channel allocation. In the invention, communication of more than one service is simultaneously executed through a single communication window, two communication modes of balance and unbalance are allowed, each Beidou communication frame and each internal subframe are provided with transmission control, error control and other mechanisms, and according to the basic transmission characteristics and requirements of various data protocols, the sequence identification, error control, data transmission priority and transmission quality check functions of data packets are realized in the data frames in the transmission process under the condition that the transmission capacity of the Beidou transmission channel is limited.
Description
Technical Field
The invention relates to the technical field of Beidou short message communication, in particular to a multi-protocol conversion interaction method and system based on Beidou short message communication.
Background
The Beidou short message communication is one of the most characteristic services of the Beidou system, the maximum length of single communication reaches 1000 Chinese characters, the satellite-ground integrated communication of mass mobile phones can be realized in the areas which cannot be covered by mobile communication, internet and the like in a mode of not changing cards, not changing numbers and not adding peripherals, the Beidou short message communication technology can realize the cross-area remote communication independent of a ground relay station, but the Beidou short message transmission mode has application limitations such as limited transmission data volume (relative to a network), large communication window interval and the like, when different data communication services are carried by using a Beidou short message transmission mechanism, service data can be realized by protocol conversion, different types of service data and transmission logic can be designed, and the method is poor in universality and difficult to adapt to different types of transmission requirements or mixed application scenes.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a multi-protocol conversion interaction method and system based on Beidou short message communication.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a multi-protocol conversion interaction method based on Beidou short message communication comprises the following steps:
s1: the data transmission is carried out between the master station and the power system through the acquisition/communication integrated machine and the communication network, the Beidou short message is loaded through the communication network, the data transmission is carried out in a short message mode, the data analysis is carried out in the communication process, the data support is provided for the subsequent integral channel allocation, and the information transmission system and the communication encryption technology are designed;
s2: in the acquisition/communication all-in-one machine, the station equipment side and the Beidou link side can respectively acquire and communicate data by using independent business logic, and a communication function module of the acquisition/communication all-in-one machine has the communication capacity of protection, measurement and control, measurement and communication management equipment;
s3: in the data analysis stage, factor analysis and scenario analysis are carried out on the transmission condition of the actual power plant;
s4: setting up an application layer transmission protocol in an information transmission system;
s5: and in the transmission process, a communication encryption technology is executed, security level acquisition is carried out in an SM9 identification encryption method, a public key Mpk and a master key Msk are acquired through an SM9 algorithm, an attribute set U is acquired through a key generation center, and a private key SKU is generated, so that the help is provided for decoding a plaintext.
As a further scheme of the present invention, in S3, the factor analysis includes a transmission system and user concurrency, in the transmission system, the beidou short message communication technology is derived from a radio measurement service (RNSS) mode used by a beidou 1/2 generation system, the beidou short message communication function adopts a time-division serial transceiving mechanism in an uplink and a downlink, a system basic capturing receiving capability of a ground central station is that two paths of signals with a phase difference of not less than 3ns can be distinguished and input, but under the condition of different types of load mixed channels, priority authority users need to be ensured to use, the users multiplex downlink 8kbps channels in a time division multiplexing mode, the civil users limit the use frequency and word length to limit beidou short message service through an IC card, after the beidou 3 systems in the user concurrency operate, the system can provide 10 beams, and the situation of user concurrency is reduced, and the scenario analysis includes: transmission of a single type of data, typically such as transmission of electrical energy metering information, which is high-precision, non-real-time data; various data transmission, such as power monitoring data transmission of distributed energy stations, including measured values and state quantities, and possibly various data types including time records, electric energy and the like, and various data dimensions; the emergency communication of the conventional station needs to have a clear data grading mechanism and needs a special communication mechanism under the emergency communication scene, wherein the special communication mechanism comprises high-frequency and high-capacity communication support, and the emergency communication mode can be operated or used in a multi-card parallel mode.
As a further scheme of the present invention, in S4, the specific method for setting up the application layer transport protocol is as follows:
s401: a framing transmission mechanism using a frame sequence identification and error control technique, and taking into account a maximum transmission frame limit caused by a bit error rate distribution characteristic;
s402: the balanced and unbalanced transmission modes are mixed, so that the frequency of bidirectional communication is reduced;
s403: reducing the data in the frame by adopting a preset transmission scheme, simplified type coding and other modes;
s404: the multi-task parallel transmission technology respectively considers the transmission limit of a No. 2/No. three system, designs a single frame to bear various service data, considers a fault-tolerant mechanism in tasks, and does not influence the transmission flow of other normal transmission frames when a certain task transmits errors;
s405: a transmission priority control mechanism for circularly collecting data and burst data is designed, so that important data is guaranteed to be transmitted preferentially under a limited bandwidth, and in important application occasions, a multi-card mode can be considered to be adopted, and different channels bear data with different types and priorities;
s406: and (3) selecting, applying and quantitatively analyzing the compression effect of the data compression technology.
As a further scheme of the invention, the intelligent power system comprises a master station, an acquisition/communication integrated machine, a communication network and an electric power system, wherein the output end of the master station is electrically connected with the input end of the acquisition/communication integrated machine, the output end of the acquisition/communication integrated machine is in communication connection with the input end of the communication network, the output end of the communication network is in communication connection with the input end of the electric power system, the output end of the communication network is electrically connected with Beidou short messages, the output end of the Beidou short messages is electrically connected with data analysis, and the output end of the data analysis is electrically connected with an information transmission system and a communication encryption technology.
As a further scheme of the invention, the output end of the acquisition/communication integrated machine is electrically connected with station equipment and a Beidou link, the acquisition/communication integrated machine comprises a communication functional module, and the communication functional module comprises protection, measurement and control, measurement and communication management.
As a further scheme of the invention, the data analysis comprises factor analysis and scenario analysis, wherein the scenario analysis comprises transmission of single type data, transmission of multiple types of data and emergency communication of a conventional station, and the output end of the factor analysis is electrically connected with a transmission system and concurrency of users.
As a further scheme of the invention, the output end of the transmission system is electrically connected with a radio measurement service, the output end of the radio measurement service is electrically connected with a load mixed channel and a beidou short message communication function, the output end of the load mixed channel is electrically connected with the input end of the beidou short message communication function, the load mixed channel comprises a time division multiplexing mode, the output end of the time division multiplexing mode is electrically connected with an IC card constraint and an 8kbps channel, the output end of the beidou short message communication function is electrically connected with an uplink and a downlink, the output end of the uplink and the downlink is electrically connected with a time division serial receiving and transmitting mechanism, the output end of the user concurrent output end is electrically connected with a short message service, and the output end of the short message service is electrically connected with a beam complement.
As a further scheme of the present invention, the output end of the information transmission system is electrically connected with an application layer transmission protocol, the output end of the application layer transmission protocol is electrically connected with a framing transmission mechanism, the framing transmission mechanism includes a frame sequence identification and error control technology, the output end of the framing transmission mechanism is electrically connected with a transmission mode, and the transmission mode includes a balanced mode and an unbalanced mode.
As a further scheme of the invention, the output end of the mixed transmission mode is electrically connected with a multi-task parallel transmission, the multi-task parallel transmission comprises a single frame bearing unit, the output end of the single frame bearing unit is electrically connected with a judging mechanism and a fault tolerant mechanism, the output end of the multi-task parallel transmission is electrically connected with a transmission priority control mechanism, the transmission priority control mechanism comprises multi-channel grading and priority grading, the output end of the multi-channel grading is electrically connected with the input end of the priority grading, the output end of the priority grading is electrically connected with cyclic acquisition data and burst data, the output end of the transmission priority control mechanism is electrically connected with quantitative analysis, and the output end of the quantitative analysis is electrically connected with a data compression technology.
As a further scheme of the present invention, the output end of the communication encryption technology is electrically connected with an SM9 identification encryption method, the output end of the SM9 identification encryption method is electrically connected with a security level acquisition, the output end of the security level acquisition is electrically connected with an SM9 algorithm, the output end of the SM9 algorithm is electrically connected with a public key Mpk and a master key Msk, the output ends of the public key Mpk and the master key Msk are electrically connected with a key generation center, the key generation center comprises an attribute set U acquisition, and the output end of the key generation center is electrically connected with a private key SKU.
Compared with the prior art, the invention has the advantages and positive effects that:
in the invention, communication of more than one service is simultaneously executed through a single communication window, two communication modes of balance and unbalance are allowed, a Beidou communication frame and each internal subframe are provided with mechanisms such as transmission control, error control and the like, the mechanisms comprise frame sequence control and retransmission, multiple frame types (spontaneous, ask/answer and control), the mode of allowing communication to be stopped bidirectionally under the condition of non-time-efficient data transmission is adopted, according to the basic transmission characteristics and requirements of multiple data protocols, the sequence identification, error control, data transmission priority and transmission quality check functions of data packets are realized in the data frame in the transmission process under the condition of limited transmission capacity of a Beidou transmission channel, and in a one-to-many communication environment of a central station and multiple sub-stations, one communication protocol is adopted to realize multiple sub-stations of different types or application occasions with priority transmission requirements of different data in one sub-station.
Drawings
Fig. 1 is a schematic workflow diagram of a multi-protocol conversion interaction method and system based on Beidou short message communication;
fig. 2 is a detailed flowchart of step 4 of the multi-protocol conversion interaction method and system based on Beidou short message communication;
fig. 3 is a system frame flow chart of a multi-protocol conversion interaction method and system based on Beidou short message communication;
fig. 4 is a flowchart of an acquisition/communication integrated machine of the invention, which provides a multi-protocol conversion interaction method and system based on Beidou short message communication;
fig. 5 is a data analysis flow chart of a multi-protocol conversion interaction method and system based on Beidou short message communication;
fig. 6 is a flowchart of an information transmission system of a multi-protocol conversion interaction method and system based on Beidou short message communication;
fig. 7 is a flowchart of a communication encryption technique of a multi-protocol conversion interaction method and system based on Beidou short message communication.
Description of the embodiments
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, in the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a multi-protocol conversion interaction method based on Beidou short message communication comprises the following steps:
s1: the data transmission is carried out between the master station and the power system through the acquisition/communication integrated machine and the communication network, the Beidou short message is loaded through the communication network, the data transmission is carried out in a short message mode, the data analysis is carried out in the communication process, the data support is provided for the subsequent integral channel allocation, and the information transmission system and the communication encryption technology are designed;
s2: in the acquisition/communication all-in-one machine, the station equipment side and the Beidou link side can respectively acquire and communicate data by using independent business logic, and a communication function module of the acquisition/communication all-in-one machine has the communication capacity of protection, measurement and control, measurement and communication management equipment;
s3: in the data analysis stage, factor analysis and scenario analysis are carried out on the transmission condition of the actual power plant;
s4: setting up an application layer transmission protocol in an information transmission system;
s5: and in the transmission process, a communication encryption technology is executed, security level acquisition is carried out in an SM9 identification encryption method, a public key Mpk and a master key Msk are acquired through an SM9 algorithm, an attribute set U is acquired through a key generation center, and a private key SKU is generated, so that the help is provided for decoding a plaintext.
In S3, the factor analysis comprises a transmission system and user concurrency, wherein the Beidou short message communication technology in the transmission system is derived from a radio measurement service (RNSS) mode used by a Beidou 1/2 generation system, the Beidou short message communication function adopts a time division serial transceiving mechanism in an uplink and a downlink, the system of the ground central station basically captures and receives information that two paths differ by more than or equal to 3ns to distinguish and merge into the information, but under the condition of different types of load mixed channels, the use of priority users is ensured, the users multiplex downlink 8kbps channels in a time division multiplexing mode, the use frequency and word length of the civil users are limited by an IC card to limit Beidou short message service, after the Beidou 3 system in the user concurrency operates, the system can provide 10 beams, the situation of the user concurrency is reduced, and the scenario analysis comprises: transmission of a single type of data, typically such as transmission of electrical energy metering information, which is high-precision, non-real-time data; various data transmission, such as power monitoring data transmission of distributed energy stations, including measured values and state quantities, and possibly various data types including time records, electric energy and the like, and various data dimensions; the emergency communication of the conventional station needs to have a clear data grading mechanism and needs a special communication mechanism under the emergency communication scene, wherein the special communication mechanism comprises high-frequency and high-capacity communication support, and the emergency communication mode can be operated or used in a multi-card parallel mode.
Referring to fig. 2, in S4, a specific method for setting up an application layer transport protocol is as follows:
s401: a framing transmission mechanism using a frame sequence identification and error control technique, and taking into account a maximum transmission frame limit caused by a bit error rate distribution characteristic;
s402: the balanced and unbalanced transmission modes are mixed, so that the frequency of bidirectional communication is reduced;
s403: reducing the data in the frame by adopting a preset transmission scheme, simplified type coding and other modes;
s404: the multi-task parallel transmission technology respectively considers the transmission limit of a No. 2/No. three system, designs a single frame to bear various service data, considers a fault-tolerant mechanism in tasks, and does not influence the transmission flow of other normal transmission frames when a certain task transmits errors;
s405: a transmission priority control mechanism for circularly collecting data and burst data is designed, so that important data is guaranteed to be transmitted preferentially under a limited bandwidth, and in important application occasions, a multi-card mode can be considered to be adopted, and different channels bear data with different types and priorities;
s406: and (3) selecting, applying and quantitatively analyzing the compression effect of the data compression technology.
Referring to fig. 3, a multi-protocol conversion interaction system based on beidou short message communication is composed of a master station, an acquisition/communication integrated machine, a communication network and an electric power system, wherein an output end of the master station is electrically connected with an input end of the acquisition/communication integrated machine, an output end of the acquisition/communication integrated machine is in communication connection with an input end of the communication network, an output end of the communication network is in communication connection with an input end of the electric power system, the output end of the communication network is electrically connected with the beidou short message, the output end of the beidou short message is electrically connected with data analysis, and the output end of the data analysis is electrically connected with an information transmission system and a communication encryption technology.
Specifically, data transmission is performed between the master station and the power system through the acquisition/communication integrated machine and the communication network, beidou short messages are loaded through the communication network, transmission is performed in a short message mode, data analysis is performed in the communication process, data support is provided for subsequent overall channel allocation, and the information transmission system and the communication encryption technology are designed.
Referring to fig. 4, an output end of the collecting/communicating integrated machine is electrically connected with a station device and a beidou link, the collecting/communicating integrated machine comprises a communication function module, and the communication function module comprises protection, measurement and control, metering and communication management.
Specifically, in the acquisition/communication all-in-one machine, the station equipment side and the Beidou link side can respectively acquire and communicate data by using independent business logic, and a communication function module of the acquisition/communication all-in-one machine has the communication capability of protection, measurement and control, measurement and communication management equipment.
Referring to fig. 5, the data analysis includes factor analysis and scenario analysis, the scenario analysis includes transmission of single type data, multiple type data transmission and emergency communication of conventional stations, an output end of the factor analysis is electrically connected with a transmission system and a user concurrency, an output end of the transmission system is electrically connected with a radio measurement service, an output end of the radio measurement service is electrically connected with a load mixing channel and a beidou short message communication function, an output end of the load mixing channel is electrically connected with an input end of the beidou short message communication function, the load mixing channel includes a time division multiplexing mode, an output end of the time division multiplexing mode is electrically connected with an IC card constraint and an 8kbps channel, an output end of the beidou short message communication function is electrically connected with an uplink and a downlink, an output end of the uplink and downlink is electrically connected with a time division serial transceiving mechanism, an output end of the user concurrency is electrically connected with a short message service, and an output end of the short message service is electrically connected with beam complement.
Specifically, in the data analysis stage, factor analysis and scenario analysis are performed on the transmission situation of an actual power plant, the factor analysis comprises a transmission system and user concurrency, in the transmission system, the Beidou short message communication technology is derived from a radio measurement service (RNSS) mode used by a Beidou 1/2 generation system, the Beidou short message communication function adopts a time-division serial transceiving mechanism in an uplink and downlink, the basic capturing and receiving capacity of a system of a ground central station is that two paths of differences are more than or equal to 3ns, and can be distinguished and input, but under the condition of different types of load mixed channels, priority authority user use is ensured, the user adopts a time division multiplexing mode to multiplex a downlink 8kbps channel, the use frequency and word length of a civil user are limited by an IC card, the Beidou short message service can be provided by the Beidou 3 system after the Beidou system operates in the user concurrency, the scenario analysis comprises: transmission of a single type of data, typically such as transmission of electrical energy metering information, which is high-precision, non-real-time data; various data transmission, such as power monitoring data transmission of distributed energy stations, including measured values and state quantities, and possibly various data types including time records, electric energy and the like, and various data dimensions; the emergency communication of the conventional station needs to have a clear data grading mechanism and needs a special communication mechanism under the emergency communication scene, wherein the special communication mechanism comprises high-frequency and high-capacity communication support, and the emergency communication mode can be operated or used in a multi-card parallel mode.
Referring to fig. 6, an output end of the information transmission system is electrically connected to an application layer transmission protocol, an output end of the application layer transmission protocol is electrically connected to a framing transmission mechanism, the framing transmission mechanism includes a frame sequence identification and an error control technique, an output end of the framing transmission mechanism is electrically connected to a transmission mode mixture, the transmission mode mixture includes a balanced mode and an unbalanced mode, the transmission mode mixture is electrically connected to a multi-task parallel transmission, the multi-task parallel transmission includes a single frame bearing unit, an output end of the single frame bearing unit is electrically connected to a judging mechanism and a fault tolerant mechanism, an output end of the multi-task parallel transmission is electrically connected to a transmission priority control mechanism, the transmission priority control mechanism includes a multi-channel classification and a priority classification, an output end of the multi-channel classification is electrically connected to an input end of the priority classification, an output end of the priority classification is electrically connected to a cyclic acquisition data and a burst data, an output end of the transmission priority control mechanism is electrically connected to a quantitative analysis, and an output end of the quantitative analysis is electrically connected to a data compression technique.
Specifically, in the application layer transmission protocol, firstly, a frame sequence identification and error control technology framing transmission mechanism is used, the maximum transmission frame limit, the mixed use of balanced and unbalanced transmission modes caused by the error rate distribution characteristic are considered, the frequency of bidirectional communication is reduced, the modes of a preset transmission scheme, simplified type coding and the like are adopted to reduce intra-frame data, the transmission limit of a 2/three system is respectively considered in the multitasking parallel transmission technology, a plurality of service data are carried in a single frame, a fault tolerance mechanism is considered in a task, when a certain task is transmitted in error, the transmission flow of other transmission normal frames is not influenced, then, a transmission priority control mechanism for circularly collecting data and burst data is designed, the priority transmission of important data under the limited bandwidth is ensured, and in important application occasions, the selection, application and quantitative analysis of compression effects of different types and priorities of different channels can be considered.
Referring to fig. 7, an output end of the communication encryption technology is electrically connected to an SM9 identifier encryption method, an output end of the SM9 identifier encryption method is electrically connected to a security level acquisition, an output end of the security level acquisition is electrically connected to an SM9 algorithm, an output end of the SM9 algorithm is electrically connected to a public key Mpk and a master key Msk, an output end of the public key Mpk and the master key Msk is electrically connected to a key generation center, the key generation center includes an attribute set U acquisition, and an output end of the key generation center is electrically connected to a private key SKU.
Specifically, the communication encryption technology is executed in the transmission process, the security level is obtained in the SM9 identification encryption method, the public key Mpk and the master key Msk are obtained through the SM9 algorithm, the attribute set U is obtained through the key generation center, and the private key SKU is generated, so that the help is provided for decoding the plaintext.
Working principle: the method comprises the steps that data transmission is carried out between a master station and an electric power system through an acquisition/communication integrated machine and a communication network, beidou short messages are loaded through the communication network, the data transmission is carried out in a short message mode, data analysis is carried out in the communication process, data support is provided for subsequent integral channel distribution, the design of an information transmission system and a communication encryption technology is carried out, in the acquisition/communication integrated machine, a station equipment side and a Beidou link side can respectively carry out acquisition and data communication by using independent business logic, a communication function module of the acquisition/communication integrated machine has the communication capacity of protection, measurement and control, measurement and communication management equipment, a data analysis stage carries out factor analysis and scene analysis on the transmission condition of an actual power plant, an application layer transmission protocol is built in the information transmission system, a communication encryption technology is executed in the transmission process, security level acquisition is carried out in an SM9 identification encryption method, a public key Mpk and a master key Msk are obtained through an SM9 algorithm, an attribute set U is obtained through a key generation center, a private key SKU is generated, and help is provided for decoding plaintext.
The present invention is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above embodiments according to the technical matter of the present invention will still fall within the scope of the technical disclosure.
Claims (3)
1. A multi-protocol conversion interaction method based on Beidou short message communication is characterized by comprising the following steps:
s1: the data transmission is carried out between the master station and the power system through the acquisition/communication integrated machine and the communication network, the Beidou short message is loaded through the communication network, the data transmission is carried out in a short message mode, the data analysis is carried out in the communication process, the data support is provided for the subsequent integral channel allocation, and the information transmission system and the communication encryption technology are designed;
s2: in the acquisition/communication all-in-one machine, the station equipment side and the Beidou link side can respectively acquire and communicate data by using independent business logic, and a communication function module of the acquisition/communication all-in-one machine has the communication capacity of protection, measurement and control, measurement and communication management equipment;
s3: in the data analysis stage, factor analysis and scenario analysis are carried out on the transmission condition of the actual power plant;
s4: setting up an application layer transmission protocol in an information transmission system;
s5: in the transmission process, a communication encryption technology is executed, security level acquisition is carried out in an SM9 identification encryption method, a public key Mpk and a master key Msk are acquired through an SM9 algorithm, an attribute set U is acquired through a key generation center, a private key SKU is generated, and assistance is provided for decoding a plaintext;
in the step S3, the factor analysis includes a transmission system and user concurrency, in the transmission system, the Beidou short message communication technology is derived from a radio measurement service mode used by a Beidou 1/2 generation system, the Beidou short message communication function adopts a time division serial transceiving mechanism in an uplink and a downlink, the system basic capturing receiving capability of the ground central station is that two paths of phase difference are not less than 3ns and can distinguish and input the station, but under the condition of different types of load mixed channels, priority authority users need to be ensured to use, the users multiplex downlink 8kbps channels in a time division multiplexing mode, the civil users limit the use frequency and word length through an IC card to limit Beidou short message service, after the Beidou 3 system operates in the user concurrency, the system provides 10 beams, and the situation of user concurrency is reduced, and the scenario analysis includes: transmission of single type data, which is high-precision, non-real-time data; various types of data transmission, including measured values, state quantities, time records, electrical energy data types, and data dimensions are also various; the emergency communication of the conventional station needs to have a clear data grading mechanism and needs a special communication mechanism under the emergency communication scene, wherein the special communication mechanism comprises high-frequency and high-capacity communication support, and an emergency communication mode is operated or used in a multi-card parallel mode;
in the step S4, the specific method for setting up the application layer transmission protocol is as follows:
s401: a frame sequence identification and error control technology is used for frame division transmission mechanism, and the maximum transmission frame limit is brought by the error rate distribution characteristic;
s402: the balanced and unbalanced transmission modes are mixed, so that the frequency of bidirectional communication is reduced;
s403: adopting a preset transmission scheme and a simplified type coding mode to reduce the data in the frame;
s404: the multi-task parallel transmission technology uses the transmission limit of a second/third system respectively, designs that a single frame bears various service data, and uses a fault-tolerant mechanism in tasks;
s405: a transmission priority control mechanism for circularly collecting data and burst data is designed, so that important data under a limited bandwidth is guaranteed to be transmitted preferentially, a multi-card mode is adopted, and different channels bear data with different types and priorities;
s406: selecting a data compression technology, applying the data compression technology and quantitatively analyzing the compression effect;
the multi-protocol conversion interaction system based on Beidou short message communication comprises a master station, an acquisition/communication all-in-one machine, a communication network and an electric power system, wherein the output end of the master station is electrically connected with the input end of the acquisition/communication all-in-one machine, the output end of the acquisition/communication all-in-one machine is in communication connection with the input end of the communication network, the output end of the communication network is in communication connection with the input end of the electric power system, the output end of the communication network is electrically connected with the Beidou short message, the output end of the Beidou short message is electrically connected with data analysis, and the output end of the data analysis is electrically connected with an information transmission system and a communication encryption technology;
the output end of the acquisition/communication integrated machine is electrically connected with station equipment and a Beidou link, the acquisition/communication integrated machine comprises a communication function module, and the communication function module comprises protection, measurement and control, measurement and communication management;
the data analysis comprises factor analysis and scenario analysis, the scenario analysis comprises transmission of single type data, transmission of multiple types of data and emergency communication of a conventional factory station, and the output end of the factor analysis is electrically connected with a transmission system and user concurrency;
the output end of the transmission system is electrically connected with a radio measurement service, the output end of the radio measurement service is electrically connected with a load mixed channel and a Beidou short message communication function, the output end of the load mixed channel is electrically connected with the input end of the Beidou short message communication function, the load mixed channel comprises a time division multiplexing mode, the output end of the time division multiplexing mode is electrically connected with an IC card constraint and an 8kbps channel, the output end of the Beidou short message communication function is electrically connected with an uplink and a downlink, the output end of the uplink and the downlink is electrically connected with a time division serial transceiver mechanism, the output end of the user concurrent is electrically connected with a short message service, and the output end of the short message service is electrically connected with a beam complement;
the output end of the information transmission system is electrically connected with an application layer transmission protocol, the output end of the application layer transmission protocol is electrically connected with a framing transmission mechanism, the framing transmission mechanism comprises a frame sequence identification and error control technology, the output end of the framing transmission mechanism is electrically connected with a transmission mode mixture, and the transmission mode mixture comprises a balanced mode and an unbalanced mode.
2. The multi-protocol conversion interaction system based on Beidou short message communication according to claim 1, wherein output ends of mixed transmission modes are electrically connected with multi-task parallel transmission, the multi-task parallel transmission comprises a single frame bearing unit, the output ends of the single frame bearing unit are electrically connected with a judging mechanism and a fault-tolerant mechanism, the output ends of the multi-task parallel transmission are electrically connected with a transmission priority control mechanism, the transmission priority control mechanism comprises multi-channel grading and priority sampling, the output ends of the multi-channel grading are electrically connected with the input ends of the priority sampling, the output ends of the priority sampling are electrically connected with cyclic acquisition data and burst data, the output ends of the transmission priority control mechanism are electrically connected with quantitative analysis, and the output ends of the quantitative analysis are electrically connected with a data compression technology.
3. The multi-protocol conversion interaction system based on Beidou short message communication according to claim 1, wherein an output end of a communication encryption technology is electrically connected with an SM9 identification encryption method, an output end of the SM9 identification encryption method is electrically connected with a security level acquisition, an output end of the security level acquisition is electrically connected with an SM9 algorithm, an output end of the SM9 algorithm is electrically connected with a public key Mpk and a master key Msk, an output end of the public key Mpk and an output end of the master key Msk are electrically connected with a key generation center, the key generation center comprises an attribute set U acquisition, and an output end of the key generation center is electrically connected with a private key SKU.
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