CN115063927A - Shared charging system based on block chain and running equipment - Google Patents
Shared charging system based on block chain and running equipment Download PDFInfo
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
- G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- H—ELECTRICITY
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- H04L63/00—Network architectures or network communication protocols for network security
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- 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
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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Abstract
The invention discloses a block chain-based shared charging system and operating equipment, which comprise a charging pile, a user terminal and a management server terminal, wherein the charging pile, the user terminal and the management server terminal are connected with each other after chaining to form a block chain network, and the charging pile: charging amount management is carried out, and an owner of the charging pile signs the charging pile information through equipment and uploads the information to the block chain; the user side: each user side corresponds to at least one device to be charged, signature is carried out on the information of the device to be charged through the device and then the information is uploaded to a block chain, charging is reserved successfully, and charging cost is paid to the management server side after charging; the management server side: and acquiring the information of the charging pile and the information of the equipment needing to be charged through the block chain so as to carry out resource scheduling according to the requirements, supervising the completion of the charging transaction and uploading the charging transaction data to the block chain. According to the invention, centralized shared charging is realized by using the block chain, so that the utilization rate of the idle charging pile is fully improved, and the benefit of a charging pile owner is improved.
Description
Technical Field
The invention belongs to the technical field of decentralized shared charging, and particularly relates to a shared charging system and operation equipment based on a block chain.
Background
At present, the new energy automobile market is developing vigorously in China, the new energy automobile sales keeps a rapid growth trend, and matched charging facilities do not keep pace with the development of the new energy automobile. Data show that about 147 thousands of charging piles are configured on the vehicle in the information of about 185.1 thousands of vehicles sampled by a whole vehicle enterprise as far as 2021 years of charging piles, and about 40 thousands of new energy vehicles are not provided with the charging piles. This wherein, the user builds the stake by oneself, the place of residence does not have fixed parking stall, the place of residence property does not cooperate and is the major factor that does not build the electric pile along with the car, and the user uses special station to charge in addition, does not have fixed parking stall, reports that the dress degree of difficulty is big and other reasons also account for certain proportion.
Along with electric automobile continuation of the journey mileage increase, the frequency of charging reduces, and the idle rate of filling electric pile rises, and this has just formed on the one hand because of the inconvenient allocation of various reasons and has filled electric pile, and the conflict problem that the idle rate of filling electric pile that the one side was allocated and was constructed is high, and the utilization ratio is low. In the 5 th month in 2021, the national institute of development and improvement and energy resources released implementation opinions (solicitation opinions) on further improving the service guarantee capability of the charging and replacing infrastructure, and proposed a new mode of improving the charging pile construction propulsion mechanism of residential communities and encouraging 'adjacent parking space sharing', 'multiple vehicles and one pile', and the like. Therefore, the system capable of realizing the sharing of the charging pile is provided, and the problem to be solved urgently in the industry is solved, so that the utilization rate of the idle charging pile is fully improved, benefits are provided for users with the pile, and convenience is provided for users without the pile.
Disclosure of Invention
To solve at least one of the above technical problems, the present invention provides a block chain based shared charging system.
The purpose of the invention is realized by the following technical scheme:
the invention provides a block chain-based shared charging system, which comprises a charging pile, a user terminal and a management server terminal, wherein the charging pile, the user terminal and the management server terminal are connected with each other after being linked to form a block chain network,
the charging pile comprises: charging amount management is carried out, an owner of the charging pile uploads a charging pile information transaction and a signature to a block chain after signing the charging pile information through equipment, and the charging pile information comprises the position of the charging pile and a charging time period;
the user side: each user side corresponds to at least one device to be charged, the device to be charged signs information, and then information affairs and the signature of the device to be charged are uploaded to a block chain, the device to be charged information comprises the position of the device to be charged and the time period to be charged, and charging cost is paid to the management server side after the charging is successfully reserved and charged;
the management server side: and acquiring the information of the charging pile and the information of the equipment needing to be charged through the block chain so as to schedule resources according to requirements, supervising the completion of charging transaction and uploading charging transaction data to the block chain.
As a further improvement, when the charging transaction is carried out, the method comprises the following steps:
s1, the owner of the charging pile signs the charging pile information through the equipment and uploads the charging pile information transaction and the signature to the block chain; the user side signs the information of the equipment to be charged through the equipment and uploads the information transaction and signature of the equipment to be charged to the block chain;
s2, the user side sends out an appointment application to the management server side according to the information of the equipment needing to be charged;
s3, the management server side analyzes the charging pile position and the chargeable time period as well as the position of the equipment needing to be charged and the time period needing to be charged and then sends recommended charging pile information to the user side;
s4, the user side sends reservation information to a charging pile owner recommended by the management server side;
s5, the owner of the charging pile decides whether to receive the reservation of the electric automobile, if so, the step S6 is executed, and if not, the step S3 is executed;
s6, after the user side and the charging pile owner confirm the reservation information, the two parties respectively sign the reservation and upload the reservation affairs and the signature to the block chain;
s7, charging cost is paid to the management server side after the charging of the equipment needing to be charged at the user side is completed;
s8, the management server side supervises and confirms whether the charging transaction is completed or not, and uploads charging transaction data to a block chain;
and S9, the user side and the charging pile owner confirm that the transaction is completed and upload the transaction and the signature to the block chain after the two parties respectively sign.
As a further improvement, the management server performs client credit integration according to the reservation application, the actual reservation information and the charging transaction record after successful reservation of the client, so as to establish a credit system including the client, and simultaneously sends the credit condition of the client to the owner of the charging pile when sending the recommended charging pile information to the client.
As a further improvement, the management server performs charging pile credit point integration according to the charging pile information, the reservation receiving information of the charging pile owner and the charging transaction record so as to establish a credit system including the charging pile, and sends the credit condition of the charging pile owner to the user side when sending the recommended charging pile information to the user side.
As a further improvement, a consensus mechanism is added in the blockchain, a representative group representing the management server side and committees representing the client side and the charging pile owner are randomly selected, and the transaction is uploaded to the blockchain through the consensus mechanism.
As a further improvement, the steps of uploading the transaction to the blockchain through the consensus mechanism are as follows:
s11, the management server and the user randomly select a representative group and a committee respectively;
s12, the owner or the user side of the charging pile signs the affair to be uploaded to the block chain through the equipment and sends the affair to the representative group of the management server side;
s13, downloading the affairs and the signature corresponding to the affairs from the representative group by each member of the committee of the user side;
s14, verifying the downloaded transaction and the signature corresponding to the transaction by each member of the committee, and after the verification is passed, signing the downloaded transaction by each member of the committee by using the private key of each member of the committee and then sending the signed transaction to the representative group;
s15, when the representative group obtains the signature of the committee member exceeding the threshold and passes the decryption and verification of the public key, the representative group adds the transaction into the local block chain account book and enters the step S16; otherwise, when a sufficient number of committee member signatures are not received within a limited time or the signature is not passed through the public key decryption verification, the transaction is discarded;
s16, the representative group broadcasts the uploaded transaction to all other management server sides.
As a further improvement, the management server side adopts the Gossip protocol for communication and synchronization when broadcasting the uploaded transaction.
The invention provides a block chain-based shared charging system, which comprises a charging pile, a user terminal and a management server terminal, wherein the charging pile, the user terminal and the management server terminal are connected with each other after being chained to form a block chain network, and the charging pile comprises the following components: charging amount management is carried out, an owner of the charging pile uploads a charging pile information transaction and a signature to a block chain after signing the charging pile information through equipment, and the charging pile information comprises the position of the charging pile and a chargeable time period; the user side: each user side corresponds to at least one device to be charged, the device to be charged signs information, and then information affairs and the signature of the device to be charged are uploaded to a block chain, the device to be charged information comprises the position of the device to be charged and the time period to be charged, and charging cost is paid to the management server side after the charging is successfully reserved and charged; the management server side: and acquiring the information of the charging pile and the information of the equipment needing to be charged through the block chain so as to schedule resources according to requirements, supervising the completion of charging transaction and uploading charging transaction data to the block chain. Due to the adoption of the content, the invention has the following beneficial effects:
1. after the charging piles are shared, the utilization rate of the idle charging piles is fully improved, benefits are provided for users with the charging piles, and convenience is provided for users without the charging piles;
2. the charging pile sharing is used as a novel charging business mode, plays a good auxiliary role under the condition that the existing public charging pile is not completely equipped, and relieves the problem of resource shortage of the public charging pile;
3. the shared charging pile is used as an important supplement of the public charging pile, so that the efficiency of a public charging grid is effectively improved, the whole charging grid is expanded more quickly, and the popularization of new energy automobiles is accelerated;
4. by utilizing a block chain decentralized sharing charging mode, a trust relationship can be established between parties which are not trusted mutually by the block chain, and the credit security of transaction between a charging pile owner and an electric vehicle owner at a user end is ensured; and meanwhile, the management server serves as an intermediate medium, so that privacy and benefits of the owner of the charging pile and the owner of the electric vehicle at the user side are guaranteed.
The operating device provided by the invention comprises at least one memory and at least one processor, wherein the processor and the memory are used for operating any one of the above further improvements of the block chain-based shared charging system, and the operating device can be a device used by a charging pile owner, a device used by a user side or a device used by a management server side.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be obtained on the basis of the following drawings without inventive effort.
FIG. 1 is a schematic view of the present invention.
Fig. 2 is a flow chart of performing a charging transaction according to the present invention.
FIG. 3 is a schematic diagram of the consensus mechanism of the present invention.
FIG. 4 is a flow chart of the present invention for processing transaction uploads to blockchains using a consensus mechanism.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it is to be noted that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.
Referring to fig. 1, the present invention provides an embodiment of a block chain-based shared charging system, which includes a charging pile, a ue and a management server, wherein the charging pile, the ue and the management server are connected to each other after being uplinked to form a block chain network,
the charging pile comprises: charging pile in this embodiment mainly is to private charging pile, fills the electric pile cochain back, and the accessible sets up corresponding application software and carries out the management of charging amount, stops charging after exceeding the charging time quantum. The owner of the charging pile passes through the equipment, in the embodiment, the smart phone is adopted, corresponding application software is installed on the smart phone to sign the charging pile information, and then the charging pile information transaction and the signature are uploaded to the block chain, wherein the charging pile information comprises the position of the charging pile, the chargeable time period and the charging standard, and the charging standard can be priced uniformly by the management server; the chargeable time periods are fragmented time periods so as to stagger the charging time periods of the chargeable time periods at home, and are convenient for others to reserve the charging time, such as 9:00-10:00, 10:00-11:00 and 11:00-12:00 in the morning; before participating in charging pile energy sharing, a charging pile owner needs to pay a certain deposit to the management server side, and the situation that the charging pile is occupied without accident after a subsequent user side succeeds in reserving a charging time period is prevented from happening so as to promote good operation of the system.
The user side: each user side corresponds to at least one device to be charged, a user of each user side passes through the device, the device to be charged is an electric automobile, the device used by the user is a smart phone, the user downloads corresponding application software through the smart phone, signs information of the device to be charged and uploads information affairs and the signature of the device to be charged to a block chain, the information of the device to be charged comprises the position of the device to be charged and a time period to be charged, the device to be charged can be charged immediately or can be charged in a reserved charging time period, charging is reserved successfully, and charging cost is paid to a management server side after charging. The electric automobile is timely evacuated from the parking spaces and the residential areas of the charging piles after charging is completed, so that the follow-up use of the charging piles is prevented from being delayed, the management difficulty of the residential areas is increased, otherwise, a property management department has the right to expel and collect extra parking fees, and the good operation of the system is promoted.
The management server side: the residential quarter management system has the advantages that each residential quarter participates in property management of operation management through operation equipment, has the operation equipment with better resources, and serves as auxiliary transaction role in the system if a better computer is configured, can obtain information of charging piles and information of equipment needing to be charged on a block chain through the operation equipment so as to conduct resource scheduling according to requirements of a user side and the charging piles, supervises charging transaction completion, and uploads charging transaction data to the block chain.
Specifically, with reference to fig. 2, the steps of performing the charging transaction are as follows:
s1, the charging pile owner signs the charging pile information through the equipment and uploads the charging pile information affairs and the signature to the block chain; and the user side signs the information of the equipment to be charged through the equipment and then uploads the information transaction and the signature of the equipment to be charged to the block chain.
And S2, the user side sends out a reservation application to the management server side according to the information of the equipment to be charged, including the position, the electric quantity and the time period of the electric automobile to be reserved.
And S3, the management server side analyzes the charging pile position and the chargeable time period as well as the position of the equipment needing to be charged and the time period needing to be charged, and then sends recommended charging pile information to the user side.
And S4, the user side sends reservation information to the charging pile owner recommended by the management server side.
And S5, the owner of the charging pile determines whether to receive the reservation of the electric automobile, if so, the step S6 is executed, and if not, the step S3 is executed.
S6, after the user side and the charging pile owner confirm the reservation information, the two parties respectively sign the reservation and upload the reservation affairs and the signature to the block chain; and after the reservation of the two parties is successful, the management server side can provide authorized passing service for the electric automobile at the user side within a certain time period.
S7, the map navigation function can be integrated by application software correspondingly installed on the smart phone used by the user side, a reasonable path is planned for the user side to reach the position where the charging pile is located as soon as possible, the charging equipment is required to complete charging, then charging cost is paid to the management server side, and the payment mode can be realized in modes of WeChat or Paobao and the like.
S8, the management server side supervises and confirms whether the charging transaction is completed or not, and uploads charging transaction data to a block chain; after charging is finished, if the electric automobile does not exit the community within the appointed authorization time period, the property management department is matched with the expelling and the collection of parking fee; meanwhile, if the charging pile is occupied for charging in the reserved time period, the property management department has the right to deduct the deposit of the owner of the charging pile so as to compensate the deposit to the owner of the electric vehicle, and uploads the transaction condition to a block chain for subsequently building a credit system of the charging pile; so as to promote the good operation of the system.
After the charging transaction, the property management department settles the charge fee to the owner of the charging pile according to the period.
And meanwhile, the management server side performs user side credit point integration according to the reservation application, the actual reservation information and the charging transaction record after successful reservation, accumulates user side credit point integration every time one charging transaction is successfully completed, and reduces the user side credit point due to the fact that the charging transaction is not completed by the user side after the reservation of the two sides is successful so as to establish a credit system containing the user side.
And simultaneously, the management server side carries out charging pile credit points according to the information of the charging piles, the information of reservation accepted by a charging pile owner and the charging transaction records, and accumulates the charging pile credit points of the user every time one charging transaction is successfully completed, if the reservation of the two sides is successful, the credit points of the charging piles are reduced because the charging transaction is not completed due to the reason of the charging piles (including the owner), so as to build a credit system containing the charging piles, and in the step S3, when the recommended charging pile information is sent to the user side, the credit conditions of the charging pile owner are simultaneously sent to the user side, so that the user side can judge whether to initiate the reservation information according to the credit points of the charging piles.
And S9, the user side and the charging pile owner confirm that the transaction is completed and upload the transaction and the signature to the block chain after the two parties respectively sign.
The embodiment of the invention has the following beneficial effects:
1. after the charging piles are shared, the utilization rate of the idle charging piles is fully improved, benefits are provided for users with the charging piles, and convenience is provided for users without the charging piles;
2. the charging pile sharing is used as a novel charging business mode, plays a good auxiliary role under the condition that the existing public charging pile is not completely equipped, and relieves the problem of resource shortage of the public charging pile;
3. the shared charging pile is used as an important supplement of the public charging pile, so that the efficiency of a public charging grid is effectively improved, the whole charging grid is expanded more quickly, and the popularization of new energy automobiles is accelerated;
4. by utilizing a block chain decentralized sharing charging mode, a trust relationship can be established between parties which are not trusted mutually by the block chain, and the credit security of transaction between a charging pile owner and an electric vehicle owner at a user end is ensured;
and meanwhile, the management server serves as an intermediate medium, so that privacy and benefits of the owner of the charging pile and the owner of the electric vehicle at the user side are guaranteed.
As a further preferred embodiment, with reference to fig. 3, a consensus mechanism is added to the blockchain, a representative group representing the management server and committees representing the client and the charging pile owner are randomly selected, and with reference to fig. 4, the transaction is uploaded to the blockchain through the consensus mechanism, which specifically includes the following steps:
s11, the management server and the user randomly selects a representative group representing the management server and a committee representing the user according to the affairs uploaded to the block chain;
s12, the owner or the user side of the charging pile signs the transaction to be uploaded to the block chain through corresponding application software on the smart phone and then sends the signed transaction to a representative group of the management server side;
s13, downloading the affairs and the signature corresponding to the affairs from the representative group by each member of the committee of the user side;
s14, verifying the downloaded transaction and the signature corresponding to the transaction by each member of the committee, and after the verification is passed, signing the downloaded transaction by each member of the committee by using the private key of each member of the committee and then sending the signed transaction to the representative group;
s15, setting the number of signatures fed back by each component of committee on behalf of the group as a threshold, setting the feedback to be valid within a limited time, adding the transaction into a local block chain account book by the representative group after the representative group obtains the signatures of the committee members exceeding the threshold and passes the decryption verification of a public key, and entering the step S16; otherwise, when a sufficient number of committee member signatures are not received within a limited time or the verification is not passed through the public key decryption, the transaction uploaded to the block chain is discarded, and the transaction is ended;
and S16, broadcasting the uploaded affairs to all other management server terminals by the representative group, wherein during broadcasting, the management server terminals adopt the Gossips protocol for communication and synchronization. The Gossip protocol is executed by adding a transaction into a representative group in a local block chain account, when the management server side where the representative group is located has a state to be updated to other management server sides in a block chain network, the representative group randomly selects a plurality of management server sides around to disseminate messages, and the management server side receiving the messages repeats the process until all the management server sides in the final block chain network receive the messages.
The invention provides an embodiment of running equipment, which comprises at least one memory and at least one processor, wherein the processor and the memory are used for running any embodiment of the block chain-based shared charging system, and the processor and the memory should have the same or corresponding implementation modes and also have equivalent or corresponding technical effects in combination among the embodiments under the condition of no conflict.
In the description above, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore should not be construed as limiting the scope of the present invention.
In conclusion, although the present invention has been described with reference to the preferred embodiments, it should be noted that various changes and modifications can be made by those skilled in the art, and they should be included in the scope of the present invention unless they depart from the scope of the present invention.
Claims (8)
1. The shared charging system based on the block chain is characterized by comprising a charging pile, a user terminal and a management server terminal, wherein the charging pile, the user terminal and the management server terminal are connected with each other after being linked to form a block chain network,
the charging pile comprises: charging amount management is carried out, an owner of the charging pile uploads a charging pile information transaction and a signature to a block chain after signing the charging pile information through equipment, and the charging pile information comprises the position of the charging pile and a chargeable time period;
the user side: each user side corresponds to at least one device to be charged, the device to be charged signs information, and then information affairs and the signature of the device to be charged are uploaded to a block chain, the device to be charged information comprises the position of the device to be charged and the time period to be charged, and charging cost is paid to the management server side after the charging is successfully reserved and charged;
the management server side: and acquiring the information of the charging pile and the information of the equipment to be charged so as to dispatch resources according to the requirements, supervise the completion of charging transaction and upload charging transaction data to the block chain.
2. The blockchain-based shared charging system of claim 1, including the steps of, in conducting a charging transaction:
s1, the owner of the charging pile signs the charging pile information through the equipment and uploads the charging pile information transaction and the signature to the block chain; the user side signs the information of the equipment to be charged through the equipment and uploads the information transaction and signature of the equipment to be charged to the block chain;
s2, the user side sends out an appointment application to the management server side according to the information of the equipment needing to be charged;
s3, the management server side analyzes the charging pile position and the chargeable time period as well as the position of the equipment needing to be charged and the time period needing to be charged and then sends recommended charging pile information to the user side;
s4, the user side sends reservation information to a charging pile owner recommended by the management server side;
s5, the owner of the charging pile decides whether to receive the reservation of the electric automobile, if so, the step S6 is executed, and if not, the step S3 is executed;
s6, after the user side and the charging pile owner confirm the reservation information, the two parties respectively sign the reservation and upload the reservation affairs and the signature to the block chain;
s7, charging cost is paid to the management server side after the charging of the equipment needing to be charged at the user side is completed;
s8, the management server side supervises and confirms whether the charging transaction is completed or not, and uploads charging transaction data to a block chain;
and S9, the user side and the charging pile owner confirm that the transaction is completed and upload the transaction and the signature to the block chain after the two parties respectively sign.
3. The blockchain-based shared charging system according to claim 2, wherein the management server performs client credit integration according to the client subscription application, the actual subscription information, and the charging transaction record after successful subscription, so as to build a credit system including the client, and when sending the recommended charging pile information to the client, sends the client credit to the charging pile owner at the same time.
4. The block chain-based shared charging system according to claim 3, wherein the management server performs charging pile credit integration according to the charging pile information, the reservation receiving information of the charging pile owner and the charging transaction record to build a credit system including the charging pile, and sends the credit condition of the charging pile owner to the user side when sending the recommended charging pile information to the user side.
5. The blockchain-based shared charging system of claim 1, wherein a consensus mechanism is added to the blockchain, a representative group representing the management server and committees representing the client and the owner of the charging pile are randomly selected, and the transaction is uploaded to the blockchain through the consensus mechanism.
6. The blockchain-based shared charging system of claim 5, wherein the step of uploading the transaction to the blockchain through the consensus mechanism is as follows:
s11, the management server and the user randomly select a representative group and a committee respectively;
s12, the owner or the user side of the charging pile signs the affair to be uploaded to the block chain through the equipment and sends the affair to the representative group of the management server side;
s13, downloading the affairs and the signature corresponding to the affairs from the representative group by each member of the committee of the user side;
s14, verifying the downloaded transaction and the signature corresponding to the transaction by each member of the committee, and after the verification is passed, signing the downloaded transaction by each member of the committee by using the private key of each member of the committee and then sending the signed transaction to the representative group;
s15, when the representative group obtains the signature of the committee member exceeding the threshold and passes the decryption and verification of the public key, the representative group adds the transaction into the local block chain account book and enters the step S16; otherwise, when a sufficient number of committee member signatures are not received within a limited time or the signature is not passed through the public key decryption verification, the transaction is discarded;
s16, the representative group broadcasts the uploaded transaction to all other management server sides.
7. The blockchain-based shared charging system of claim 6, wherein the management server communicates and synchronizes using Gossip protocol when broadcasting the uploaded transaction.
8. An operating device comprising at least one memory and at least one processor, wherein the processor and memory are configured to operate the block chain based shared charging system of any of claims 1 to 7.
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