CN115330087A

CN115330087A - Drainage permission electronic license chain management system

Info

Publication number: CN115330087A
Application number: CN202211237580.7A
Authority: CN
Inventors: 魏琴
Original assignee: China Unicom Guangdong Industrial Internet Co Ltd
Current assignee: China Unicom Guangdong Industrial Internet Co Ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2022-11-11
Anticipated expiration: 2042-10-11
Also published as: CN115330087B

Abstract

The invention provides a drainage permission electronic license chain management system, which comprises an electronic license chain management module, a public chain management module and a public chain management module, wherein the electronic license chain management module is used for deploying a block chain platform and at least comprises an intelligent contract module, a shared chain service module, a license uplink module, a node chain management module and an on-chain account book management module; the data management module at least comprises a data resource catalog and a data asset sharing module. The drainage permission electronic license chain management system provided by the invention realizes data sharing of the drainage electronic license between the data provider and the data user based on the block chain platform, realizes data storage and management, and realizes data decentralization. Data interaction is realized through an intelligent contract, a shared chain clothes module, a certificate chaining module, a chain account book management module and a system data resource sharing module on a block chain platform, the whole data sharing process cannot be tampered, is public and transparent, the safety of the data sharing process is guaranteed, and the anti-counterfeiting capacity of the shared drainage electronic certificate is improved.

Description

Drainage permission electronic license chain management system

Technical Field

The invention relates to the field of intelligent drainage management, in particular to a drainage permission electronic license chain management system.

Background

With the continuous promotion of the urbanization process and the continuous extension of the drainage pipe network, how to construct a relatively fine electronic license system and realize the efficient management of drainage connection is particularly important.

The electronic certificate is the examination and approval result information such as certificates, licenses, critics and the like which are stored and transmitted in a digital mode, and is important basic data for supporting the operation of government affair services. The electronization of the certificate is beneficial to saving social resources, facilitating public affair handling and promoting the construction of a social trust system, and is an important technical means for supporting government affair service and efficient operation of management work.

At present, although electronic management of certificates is started in some regions, the management mode of the electronic certificate information base is still limited to a sharing platform with a centralized structure. This management mode has the following problems:

1) The sharing platform has the security problems of data tampering, counterfeiting and the like, so that a user generates distrust on an electronic certificate, and the platform can not powerfully prove whether the provided data is real and complete;

2) Different departments manage the data by different returning mouths, a system with a centralized structure is difficult to effectively collect and manage information, and data in different formats brings difficulty to storage, query and the like;

3) In the management process, there may be a problem that the license information is wrong due to misoperation, or a problem that information is lost, tampered and the like due to improper operation of an administrator, malicious attack of a hacker and the like.

Disclosure of Invention

The invention aims to overcome at least one defect of the prior art and provides a drainage permission electronic license chain management system which is used for solving the problems that the existing electronic license management platform is too centralized for data management, the data security cannot be guaranteed and the data formats are not uniform.

The technical scheme adopted by the invention comprises the following steps:

a drain-licensing electronic license chain management system, comprising: the electronic certificate chain management module and the data management module; the electronic certificate chain management module is used for deploying a block chain platform and at least comprises an intelligent contract module, a shared chain service module, a certificate chain module, a node chain management module and an on-chain account book management module; the data management module at least comprises a data resource directory and a data asset sharing module; the intelligent contract module is used for creating an intelligent contract and verifying the authority of a data user serving as a node server and authorizing the contract based on the created intelligent contract; the sharing chain service module is used for initiating data access processing to a data provider when receiving a data exchange request of a drainage permission electronic license sent by a data user; the system is also used for encrypting the received drainage permission electronic license and uploading the encrypted drainage permission electronic license to the block chain; the license chaining module is used for receiving the position of the data resource directory where the drainage permission electronic license provided by the data asset sharing module is located and the drainage permission electronic license uploaded by the data asset sharing module, and loading the drainage permission electronic license to the on-chain account book management module; the node chain management module is used for providing the encrypted water drainage permission electronic license on the block chain to a data user; the chain account book management module is used for transmitting the drainage permission electronic license loaded by the license chain module to the shared chain service module; the data resource catalog is used for storing the storage position of the drainage data resource provided by the data provider in a catalog mode; the data asset sharing module is used for receiving and auditing a data exchange request initiated by a data user; and after the verification is passed, transmitting the position of the data resource directory where the drainage permission electronic license is located to the license chaining module, acquiring the drainage permission electronic license according to the position of the data resource directory, and transmitting the drainage permission electronic license to the license chaining module.

The drainage permission electronic license chain management system provided by the invention realizes data sharing of the drainage electronic license between the data provider and the data user based on the blockchain platform, realizes data storage and management, and realizes data decentralization. Data interaction cannot be directly carried out between a data provider and a data user, but the safety of the data sharing process is guaranteed through an intelligent contract, a sharing chain clothes module, a license chaining module, a chain account book management module and a data resource sharing module of the system on a block chain platform, the whole data sharing process cannot be falsified and is public and transparent, and the anti-counterfeiting capacity of the shared drainage electronic license is improved under the condition that the safety of data interaction is guaranteed.

Further, the sharing chain service module is also used for recording the data sharing process of the data user and the data provider in a time stamp mode, and destroying the data of the data sharing process when the execution of the intelligent contract is finished.

The sharing chain service module ensures that the whole data sharing process is recorded, and the data in the sharing process is destroyed in time so as to prevent the data from being leaked, thereby improving the safety and the anti-counterfeiting capability of the data.

Further, the shared chain service module comprises an authorized uplink application module, an uplink data encryption module, an uplink data destruction module, an execution record updating module and a chain code integral management module; the authorized cochain application module is used for uploading externally submitted drainage permission electronic certificates to apply for authorization management; the chain data encryption module is used for encrypting the data resources uploaded to the block chain; the chain data destruction module is used for destroying data resources on the block chain which are shared; the execution record updating module is used for recording each sharing chain service executed in the data sharing process according to a time stamp; the chain code point management module is used for carrying out point incentive according to the behaviors of the user and exchanging the points.

Further, the node chain management module comprises a node adding module, a node deleting module, a node inquiring module, a node modifying module, a node monitoring module and a node fault alarming module; the node adding module is used for adding node related attribute information such as a node server and the like in a block chain platform, wherein the node related attribute information at least comprises a node identifier of the node server; the node deleting module is used for deleting the node server in the block chain platform; the node query module is used for querying a node server in a block chain platform; the node modification module is used for modifying a node server in a block chain platform; the node monitoring module is used for monitoring the attribute information and the running state of a node server in the block chain platform; the node fault alarm module is used for sending out an alarm when a node server in the block chain platform fails; the on-chain account book management module comprises a block identifier, a block query module, a block index module, a block data comparison module and a block data integrity checking module; the block identification module is used for identifying a specific block; the block inquiry module is used for inquiring the specific content of the specified block; the block indexing module is used for quickly indexing and positioning the inquired block; the block data comparison module is used for comparing data transacted on the block and confirming whether the data are linked; the block data integrity checking module is used for comparing data transacted on the block and checking the integrity of the data.

The node chain management module is used for managing the node servers on the block chain, and is beneficial to user management on a standardized block chain platform. The chain account book management module is mainly used for managing block identification, index and positioning on the block chain and managing data on the blocks.

Further, the license chaining module comprises an electronic license chaining application module, an electronic license chaining receiving module and an electronic license chaining updating module; the electronic certificate uplink application module is used for positioning a specific node server according to a node identifier stored in the node chain management module, positioning a matched block through the block identifier module of the account book management module on the chain, and writing the received electronic certificate data into the identified block; the electronic license cochain receiving module is used for receiving drainage permission electronic license data which meets a data specification of a directory system and is submitted by a node server with a submitting authority; and the electronic license cochain updating module is used for judging whether an electronic license identical to the uploaded drainage permission electronic license exists in the block chain, and if so, modifying the matching label of the uploaded drainage permission electronic license according to the application item.

The license cochain module is used for managing the whole process of uploading the drainage license to the block chain block, and comprises cochain application, a node server of the cochain application, the cochain block and the like, and the data is uploaded to the block only under the condition that the approval is determined to be authorized, so that the data safety and reliability are ensured.

Further, the electronic certificate chain management module further comprises: the approval management module comprises a drainage permission cochain application module, a drainage permission cochain approval module and a drainage permission cochain updating module; the on-chain assessment and evaluation module comprises a problem recording module, a responsibility tracing module, a problem rectification module and an on-chain assessment and evaluation module; the drainage license uplink application module is used for performing tamper-free, trace-leaving and open storage and management on the service approval of the drainage license; the drainage permission cochain examination and approval module is used for examining and approving the drainage permission cochain examination and approval, and the cases which do not pass the examination and approval can be examined and approved again after being modified; the drainage permission uplink updating module is used for updating the newly added case which passes the examination and approval of the drainage permission; the problem recording module is used for realizing the problem finding and recording of the sharing chain and carrying out confirmation and verification by a competent department; the responsibility tracing module is used for sharing chain responsibility tracing and determining a problem responsibility party; the problem rectification module is used for a competent department to confirm and link an authorization manager to implement rectification; and the on-chain assessment and evaluation module is used for on-chain responsibility determination, on-chain feedback and contract drive on-chain assessment.

Further, the data asset sharing module comprises a data resource application sub-module, a data resource auditing sub-module, a data resource approving sub-module, a data sharing registration sub-module, a data sharing authorization sub-module and a data sharing implementation sub-module; the data resource application submodule is used for receiving a data exchange request of a data provider; the data resource auditing submodule is used for auditing a data exchange request initiated by a data user; the data resource approval submodule is used for approving the data exchange request meeting the requirement; the data sharing and registering submodule is used for registering the drainage permission electronic license data needing to be shared; the data sharing authorization submodule is used for authorizing the sharing of the registered drainage permission electronic license data; the data sharing implementation sub-module is used for transmitting the position of the data resource directory where the authorized drainage permission electronic license is located to the license chaining module, acquiring the drainage permission electronic license according to the position of the data resource directory, and transmitting the drainage permission electronic license to the license chaining module.

Further, the data management module further comprises: the metadata management module is used for realizing the management of the fields and the condition setting of the corresponding fields; the data quality management module is used for automatically checking the data according to preset quality rules and checking tasks and periodically outputting data quality analysis reports; the data quality management module comprises a data auditing submodule, a data quality checking submodule and a data quality evaluating submodule; the data auditing submodule is used for performing initial auditing on data, performing extraction auditing on the quality of the data, identifying the auditing of the data, and performing data archiving and warehousing operation on the finally-audited data; the data quality verification submodule is used for intelligently matching and recommending a verification rule according to the business similarity through intelligently memorizing and scanning a preset rule; checking by using field level checking, table level checking and inter-table rules to analyze the difference of the data sources and generate a difference analysis report; the data quality evaluation submodule is used for evaluating whether the data meet the quality requirement set by expectation.

Further, the system further comprises: a pipe network health degree evaluation module; the pipe network health degree evaluation module comprises a pipe network information acquisition management submodule, a pipe network structural defect evaluation management submodule, a pipe network functional defect evaluation management submodule and a drainage capacity evaluation management submodule; the pipe network information acquisition management submodule is used for automatically acquiring information of a drainage pipe network through sensors such as liquid level, flow, video and water quality, and comprises water quantity information, water quality information, flow information and video information of drainage households, main trunk pipes, branch trunk pipes and the like; the pipe network structural defect evaluation management submodule is used for counting overload of pipe points, analyzing peripheral pipe networks, analyzing the overflow degree of the connection point pipeline and performing retrospective analysis on the connection point pipeline; the pipe network functional defect evaluation management submodule is used for analyzing the clogging of a pipe network and analyzing the leakage of the pipe network; and the drainage capacity evaluation management submodule is used for analyzing the loss rate of the water passing section of the pipe network, analyzing the overflow of the pipe network and analyzing surface runoff.

Further, the system further comprises: a drainage model module; the drainage model module comprises a model preprocessing submodule, a model parameter calibration submodule and a model analysis submodule; the model preprocessing submodule is used for dividing the catchment area, revising the catchment area and preprocessing model data; the model parameter calibration submodule is used for calibrating and correcting errors according to node parameters such as node actual measurement water level, flow and flow velocity; the model analysis submodule is used for predicting the surface water area, the water accumulation range, the water accumulation depth, the water accumulation time and the water accumulation diffusion submerging process in the drainage connection area range and predicting the overflowing condition of the rain day pipe network.

Compared with the prior art, the invention has the beneficial effects that:

the invention provides a drainage permission electronic license chain management system which realizes data sharing of a drainage electronic license between a data provider and a data user based on a block chain platform, realizes data storage and management and realizes data decentralization. The whole data sharing process can not be tampered, is open and transparent, and under the condition that data interaction safety is guaranteed, the anti-counterfeiting capacity of the shared drainage electronic certificate is further improved.

Drawings

Fig. 1 is a schematic diagram of a system module composition in embodiment 1 of the present invention.

Fig. 2 is a schematic diagram of a module composition of the electronic license chain management module 100 according to embodiment 1 of the present invention.

Fig. 3 is a schematic block diagram of a data management module 200 according to embodiment 1 of the present invention.

Fig. 4 is a schematic diagram of data flow in data sharing between a license user and a license provider according to embodiment 1 of the present invention.

Fig. 5 is a sequence diagram of an application chain data resource during data sharing between a license user and a license provider in embodiment 1 of the present invention.

Fig. 6 is a schematic block diagram of a pipe network health degree evaluation module 300 according to embodiment 1 of the present invention.

Fig. 7 is a schematic block diagram of a drainage model block 400 according to embodiment 1 of the present invention.

Detailed Description

The drawings are only for purposes of illustration and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example 1

The embodiment provides a drainage permission electronic license chain management system which is used for storing, managing and sharing data of the drainage permission electronic license.

As shown in fig. 1, the system includes at least an electronic license chain management module 100 and a data management module 200.

The electronic license chain management module 100 is mainly used for deploying a blockchain platform and managing data stored on the blockchain platform. The data management module 200 is mainly used for uploading the data blocks to a cloud server, and adding the data blocks to a block chain through an intelligent contract, so as to realize sharing management of drainage data assets based on the block chain, standardize and manage a data sharing process.

Specifically, as shown in fig. 2, the electronic certificate chain management module 100 includes an intelligent contract module 110, a shared chain service module 120, a node chain management module 130, an on-chain ledger management module 140, a certificate chain module 150, an approval management module 160, and an on-chain assessment evaluation module 170.

The intelligent contract module 110 is used for creating an intelligent contract, and verifying the authority of the data usage as a node server and authorizing the contract based on the created intelligent contract. Specifically, intelligent contract module 110 includes a contract increment sub-module 111, a contract query sub-module 112, a contract invalidation sub-module 113, and a contract update sub-module 114.

The contract adding module 111 is used for realizing the analysis of the intelligent contract information, the uploading of the intelligent contract codes and the deployment of the intelligent contracts.

The contract query submodule 112 is used for querying related information such as names, versions and paths of intelligent contracts.

The contract invalidation sub-module 113 is used for implementing intelligent contract extinction processing and ensuring that the inquired contracts are all valid and available.

The contract updating submodule 114 is used for updating the name, version and path of the intelligent contract.

The sharing chain service module 120 is configured to initiate data access processing to a data provider when receiving a data exchange request of a drainage permission electronic license sent by a data consumer; and the electronic license is used for encrypting the received drainage license and uploading the encrypted electronic license to the block chain.

The sharing chain service module 120 is further configured to record a data sharing process of the data consumer and the data provider in a time stamp manner, and destroy data of the data sharing process when the execution of the smart contract is finished.

Specifically, the shared chain service module 120 includes an authorized uplink application module 121, an uplink data encryption module 122, an uplink data destruction module 123, an execution record update module 124, and a chain code point management module 125.

The authorized cochain application module 121 is configured to apply for uploading of an externally submitted drainage license electronic certificate for authorization management.

The on-chain data encryption module 122 is configured to encrypt the data resource uploaded to the block chain to ensure integrity and accuracy of the data.

The chain data destruction module 123 is configured to destroy data resources on the block chain that have been shared.

The execution record updating module 124 is configured to record each sharing chain service executed in the data sharing process according to a timestamp, so as to implement data dependency of the data sharing process.

The link code point management module 125 is used for incentive of points according to the user's behavior and for redemption of the points.

The incentive and the redemption of the points comprise chain code point (positive and negative) incentive, chain code point redemption and point reward and punishment. The chain code integral (plus-minus) excitation is used for executing the operation of increasing or reducing the integral of the preset number to the user according to the operation of the user and the preset integral standard, and the operation specifically comprises the following steps: and if the electronic certificate which is the same as the uploaded drainage connection electronic certificate data does not exist in the block chain, adding a corresponding integral for the user according to a preset integral standard. And exchanging the chain code points into the use of the points, wherein the exchange comprises the exchange of the points and service and drainage user standard emission examination. The integral reward and punishment is the process of increasing or deducting the operation of a preset number of integral points to the user according to the operation of the user and a preset integral standard.

The node chain management module 130 is used to provide the encrypted drainage permission electronic license on the block chain to the data consumer.

Specifically, the node chain management module 130 includes a node adding module 131, a node deleting module 132, a node querying module 133, a node modifying module 134, a node monitoring module 135, and a node failure alarm module 136.

The node adding module 131 is configured to add node-related attribute information such as a node server in the blockchain platform, where the node-related attribute information at least includes a node identifier of the node server.

The node deletion module 132 is used to delete a node server in the blockchain platform.

The node query module 133 is used to query the node servers in the blockchain platform.

The node modification module 134 is used to modify the node servers in the blockchain platform.

The node monitoring module 135 is used to monitor the attribute information and the operating status of the node servers in the blockchain platform.

The node failure alarm module 136 is configured to issue an alarm when a node server in the blockchain platform fails.

The chain ledger administration module 140 is configured to transmit the drainage permission electronic certificate loaded by the certificate chain module to the shared chain service module.

Specifically, the on-chain ledger administration module 140 includes a block identification module 141, a block query module 142, a block index module 143, a block data comparison module 144, and a block data integrity check module 145.

The block identification module 141 is used to identify a specific block;

the block searching module 142 is used for searching the specific content of the designated block;

the block indexing module 143 is configured to quickly index and locate the queried block;

the block data comparison module 144 is configured to compare data transacted on a block, and determine whether the data is valid;

the block data integrity check module 145 is configured to compare data transacted on a block, and perform data integrity check.

The license chaining module 150 is configured to receive a location of the data resource directory 220 where the drainage permission electronic license provided by the data asset sharing module 240 is located and a drainage permission electronic license uploaded by the data asset sharing module 240, and load the drainage permission electronic license to the chained account book management module 140.

The license cochain module 150 includes an electronic license cochain application module 151, an electronic license cochain receiving module 152, and an electronic license cochain update module 153.

The electronic certificate uplink application module 151 is configured to locate a specific node server according to a node identifier stored in the node chain management module 130, locate a matching block through the block identifier module 141 of the linked book management module 140, and write received electronic certificate data into the identified block.

The electronic license uplink receiving module 152 is used for receiving the drainage permission electronic license data which meets the data specification of the directory system and is submitted by the node server with the submitting authority;

the electronic license cochain updating module 153 is used for judging whether an electronic license identical to the uploaded drainage permission electronic license exists in the block chain, and if so, modifying a matching label of the uploaded drainage permission electronic license according to an application item. And if the electronic license does not exist, adding a matching label of the uploaded drainage license electronic license according to the application item.

The approval management module 160 includes a drainage approval uplink application module 161, a drainage approval uplink approval module 162, and a drainage approval uplink update module 163.

The drainage license uplink application module 161 is used for tamper-free, traceable, public storage and management of the business approval of the drainage license.

The drainage permission uplink approval module 162 is used for approving the drainage permission uplink approval, and the cases which do not pass the approval can be approved again after being modified.

The drainage approval uplink updating module 163 is used for updating the newly added cases that pass the drainage approval.

The on-chain assessment module 170 includes a question recording module 171, a responsibility tracing module 172, a question rectification module 173, and an on-chain assessment module 174.

The problem recording module 171 is used for realizing that the shared chain finds and records problems, and the competent department confirms and audits the problems.

The responsibility tracing module 172 is used for sharing chain responsibility tracing and determining problem responsibility parties.

The problem rectification module 173 is used by the governing body to confirm and link the authorized manager to implement rectification.

The on-chain assessment and evaluation module 174 is used for on-chain responsibility determination, on-chain feedback and contract-driven on-chain assessment.

As shown in fig. 3, the data management module 200 includes a metadata management module 210, a data resource catalog 220, a data quality management module 230, a data asset sharing module 240, and an operation report 250.

The metadata management module 210 is used for implementing management of fields and condition setting of corresponding fields. The fields include, but are not limited to: the province, the city, the office, the department number, the state, the recording department, the decryption department, the license type, the content number, the content name and the content type. The conditions include one or more of whether it is nullable, whether it is encrypted, and whether it is an index field.

The data resource directory 220 is used for storing the storage positions of the drainage data resources provided by the data provider in a directory manner.

Specifically, the data resource catalog 220 is used for implementing the sorting and configuration of related resource libraries of the drainage data resource pool, and the resource catalog includes, but is not limited to, a geospatial library, a special topic library, a subject library, and an index library.

The data resource directory 220 establishes a metadata service system according to the metadata standard, and maintains the metadata through the metadata management capability of the drainage data resource pool, so as to realize a system and a mechanism for automatically updating gate-level data of each department.

The data resource catalog 220 is designed to distinguish and classify the related resources of the drainage data resource pool according to certain principles and methods according to the attributes or characteristics of the data content, and establish a certain classification system and arrangement sequence, so as to facilitate the retrieval and positioning of the information resources and to quickly acquire the target information resource catalog.

The data resource directory 220 is structured in a standard manner by referring to national standards, line standards and landmarks in a classified manner, and can be divided according to organization structures and drainage services. Under normal conditions, department level data distributed in each department is maintained by the department, and after passing data quality inspection, metadata catalogs are automatically updated; after the centrally stored data set is maintained by a responsibility department, the centrally stored data set is automatically uploaded to a target position, and a metadata catalog is automatically updated to form a complete data stream, so that a high-performance data base is established for a drainage application system.

Data resource cataloging is the process of cataloging the data resource catalog 220, wherein the used cataloging engine comprises: the system comprises a rule engine, a public opinion engine, a video engine, a GIS engine, a report engine, a form engine, a special management engine and a flow engine, wherein the catalogued data resources are published and managed in a service mode by utilizing a micro-service architecture.

The data quality management module 230 is configured to automatically check the data according to preset quality rules and checking tasks, and periodically output a data quality analysis report.

Specifically, the data quality management module 230 includes a data auditing sub-module 231, a data quality checking sub-module 232, and a data quality evaluating sub-module 233.

The data auditing submodule 231 is used for performing initial auditing on the data, performing extraction auditing on the quality of the data, identifying auditing of the data, and performing data archiving and warehousing operation on the data which is finally approved;

the data quality verification submodule 232 is used for intelligently matching and recommending verification rules including basic rules, data formats, data ranges and expressions according to the service similarity through intelligent memory and scanning of preset rules; the field level verification, the table level verification and the inter-table rule are used for verification, most technical rule constraint, data difference analysis and data comparison tools are compatible, data differences between two interactive parties are found and repaired in time in a visual mode, data consistency is guaranteed, the differences of data structures, data volumes and data items of data sources are analyzed in a comparison mode, and a difference analysis report is generated.

The data quality evaluation sub-module 233 is used for evaluating whether the data meets the quality requirement set in advance. The evaluation criteria mainly include four aspects: integrity, consistency, accuracy, timeliness. The integrity evaluation is used for evaluating whether the data information has a missing condition, and the evaluation can be carried out through a recorded value and a unique value in data statistics. The consistency assessment is used to assess whether the data conforms to a uniform specification, whether the data set maintains a uniform format, and whether the specification of the data records and the data conform to logic. The accuracy evaluation is used for evaluating whether the information of the data record has errors such as abnormity, messy codes and the like. And the timeliness evaluation is used for evaluating the delay time of data, failure of conclusion caused by overlong analysis time and the like.

The data asset sharing module 240 is configured to receive and audit a data exchange request initiated by a data user; and after the verification is passed, transmitting the position of the data resource directory 220 where the drainage permission electronic license is located to the license chaining module 150, acquiring the drainage permission electronic license according to the position of the data resource directory 220, and transmitting the drainage permission electronic license to the license chaining module 150.

Specifically, the data asset sharing process of the data asset sharing module 240 follows the principle of "one source and one source" to share and exchange the drainage data resources, and according to the principle of "who is in charge of, who provides, and who is in charge of", the integrity, accuracy, timeliness and availability of the resources are guaranteed.

The specific data asset sharing process is implemented by a data resource application sub-module 241, a data resource auditing sub-module 242, a data resource approving sub-module 243, a data sharing registration sub-module 244, a data sharing authorization sub-module 245, and a data sharing implementation sub-module 246.

The data resource application submodule 241 is configured to receive an exchange data request from a data provider.

The data resource auditing sub-module 242 is used for auditing a data exchange request initiated by a data user.

The data resource approval sub-module 243 is used for approving the data exchange request meeting the requirement.

The data sharing registration submodule 244 is configured to register drainage license electronic license data that needs to be shared.

The data sharing authorization sub-module 245 is used for authorizing the sharing of the registered drainage permission electronic license data.

The data sharing implementation sub-module 246 is configured to transmit the location of the data resource directory 220 where the authorized drainage permission electronic license is located to the license uplink module 150, obtain the drainage permission electronic license according to the location of the data resource directory 220, and transmit the drainage permission electronic license to the license uplink module 150.

The data asset sharing is that a data resource application unit puts forward a demand and confirms a butt man, and the data resource application unit carries out pre-analysis through data service management so as to confirm whether a resource is published or not. And the data operation management center analyzes the requirements and provides a matched data resource sharing mode. A data resource application unit initiates a data resource application process and sends a letter to coordinate a data operation management center; the data operation management center checks and returns data resources, the data operation management center performs data sharing registration and authorization on the applied data, performs data resource catalog hooking, and finally realizes data resource service sharing to a data resource application unit through data sharing implementation.

Data management module 200 also includes generating an operation report 250. The operation report 250 is used for comprehensively, multidimensional and periodically reflecting the system safety of data asset operation management, and mainly provides a process report of data operation and data safety, wherein the periodic drainage data asset operation report is used for analyzing periodic problems of drainage data asset operation, including distribution of error data and repair and update suggestions of dislocation data; time, reason, countermeasures, etc. of data loss; association of zombie data with business applications, and the like. The periodic data security report is used for showing the security condition and the targeted defense measure of the whole data system.

In the drainage license electronic license chain management system provided in this embodiment, as shown in fig. 4, a business process of data resource sharing based on a block chain is described by taking an example that a license user a applies for a drainage license electronic license.

1. And the license user A initiates a drainage permission electronic license data exchange request to the electronic license chain management system through the exchange node server of A.

2. The electronic certificate chain management system creates an intelligent contract of the node A through the intelligent contract module 110, and performs authority verification and contract authorization.

3. The electronic license chain management system initiates data access processing to the data management system of the license provider through the shared chain service module 120.

4. The data management module 200 automatically approves the authority, and after the approval is passed, the data asset sharing module 240 performs sharing registration and authorization, and then provides a data resource directory position where the drainage permission electronic license is located to the license chaining module 150 of the electronic license chaining management system.

5. The license chaining module 150 of the electronic license chain management system receives the data assets of the data asset sharing module 240, loads the drainage permission electronic license to the chain account management module 140, and encrypts the data result through the sharing chain service module 120.

6. The electronic license chain management system provides the encrypted drainage permission electronic license to the node A through the node chain management module 130, the node chain performs data synchronization, data resource sharing is performed on the exchange node of the license user A, and the license user A successfully reads the shared data result.

7. The shared chain service module 120 of the electronic certificate chain management system records the execution process records generated by the whole process in a time stamp mode.

8. And after the contract execution is finished, the shared chain service module 120 of the electronic certificate chain management system destroys the process data.

9. The on-chain assessment evaluation 170 of the electronic license chain management system is used for supervising and assessing compliance and legal operation of the whole process service, and realizes on-chain responsibility determination, on-chain feedback and on-chain assessment (the business process 9 is not shown in fig. 4).

In an alternative embodiment, the node information database stores structured data and unstructured data such as multi-copy, erasure codes and the like by mySQL and SQLite. The electronic certificate chain adopts the building form of a alliance chain. When a certain node is tampered with the block chain account book, the block chain considers that the node is unsafe, and the node is automatically deleted in the alliance chain.

As shown in fig. 5, a certificate user a initiates a data exchange request to an electronic certificate chain through an exchange node of a, the electronic certificate chain creates an intelligent contract of the node a, after performing authority verification and contract authorization, data access processing is initiated to a certificate provider through a shared chain service, the certificate provider provides a data resource directory location to the electronic certificate chain through on-chain ledger management, encrypts a data result and provides a data uplink service through the shared chain service, the node chain performs data synchronization, shares data resources with the exchange node of the certificate user a, and the certificate user a reads a shared data result, which includes the following specific processes: the exchange node of A sends a request (), the electronic license chain calls a prepareModel method (), an intelligent contract of the node A is created, and after the permission verification is carried out by calling the get method (), an application record is returned. And further calling an input method () to carry out contract authorization. The method comprises the steps that a wfBusSave method () is called to call a shared chain service to initiate data access processing to a license provider, the license provider provides a data resource directory position to an electronic license chain through calling an account book management on the Save method () call chain, data results are encrypted through an entity object, a data chain service is provided through the shared chain service, an acceptance number is returned, an id is assigned, a node chain carries out data synchronization, data resources are shared to a switching node of a license user A, and the license user A reads a shared data result. And after the success is returned, recording the execution process record generated by the process on the chain account book management in a time stamp mode, finishing contract execution, and destroying the process data by the shared chain service.

As shown in fig. 1, the system further includes a pipe network health degree evaluation module 300 and a drainage model module 400.

The pipe network health degree evaluation module 300 is used for evaluating the index of the pipe network health degree according to the collected drainage information, providing an optimal pipe network connection site selection point, and providing data support for the drainage approval examination and approval.

As shown in fig. 6, specifically, the pipe network health degree evaluation module 300 includes a pipe network information collection management submodule 310, a pipe network structural defect evaluation management submodule 320, a pipe network functional defect evaluation management submodule 330, and a drainage capability evaluation management submodule 340.

The pipe network information collection management submodule 310 is configured to automatically collect information of the drainage pipe network through sensors such as liquid level, flow, video, and water quality, including water volume information, water quality information, flow information, and video information of drainage households, main trunk pipes, branch trunk pipes, and the like.

The pipe network structural defect evaluation management submodule 320 is used for counting overload of pipe points, analyzing peripheral pipe networks, analyzing overflow degree of pipelines of the connection points, performing retrospective analysis on the pipelines of the connection points and analyzing total population of service of connection projects.

The process of the tube point overload statistics is as follows: and generating a node overload statistical table for the drainage pipe network to be accessed, and performing statistics on specific node numbers, overload time, maximum height of a pipe passing roof, minimum depth from the well roof, pipe point flood statistics and pipeline overload statistics.

The peripheral pipe network analysis process comprises the following steps: and according to the position of the project, performing the current situation analysis of the peripheral pipe network, and automatically judging whether the peripheral pipe network can be accessed. If the water pipe can be accessed, the accessed water drainage pipe and the coordinate point are selected and accessed into the pipe network. And listing the pipe networks and the ranks accessible to the periphery in the pipe well evaluation information table.

The process of analyzing the overflow degree of the connecting point pipeline comprises the following steps: adding a pipeline to be plugged into an existing hydrodynamic model, and performing overflow degree analysis on the upstream and downstream of a plugging position; and checking analysis before and after the connection, and automatically generating consultation opinions.

The process of tracing analysis of the connecting point pipeline comprises the following steps: tracing and analyzing the drainage pipe network to be accessed, tracing the pipe network in the upstream and downstream directions, and analyzing whether the problems of large pipe and small pipe, rain and sewage mixed connection, adverse slope and the like exist.

The process of analyzing the total population of the service of the connection project comprises the following steps: and (4) giving an evaluation of population level, outputting the evaluation result in a percentage system, matching the pipe diameter size required by the connection project according to the historical suggestion of the past project when the corresponding population is larger, and preferably selecting all the alternative connection points which meet the index.

The pipe network functional defect evaluation management submodule 330 is used for analyzing the clogging of the pipe network and analyzing the leakage of the pipe network.

Wherein, the process of the pipe network clogging analysis is as follows: due to the reasons that the elevation and the pipe diameter of the pipeline do not meet the actual drainage requirement, the change of the external environment, the blockage or unsmooth drainage of the insufficient horizontal gradient or flat slope phenomenon of the pipeline, the inflow of road silt and garbage into the pipe network, the deposition of sewage in the pipe and the like, the clogging of the pipe network is caused. The method comprises the steps of combining a hydrodynamic model and a logistic regression model to historical defects, real-time monitoring data and congestion height in corresponding basic data of a drainage pipe network to be accessed to obtain a congestion level of the pipe network, and performing grading alarm and grading on the congestion level of the pipe network.

The process of analyzing the leakage of the pipe network comprises the following steps: due to the reasons of pipe network aging, poor pipe quality, backward construction technology, loose soil, influence of auxiliary facilities of the pipeline, temperature change and the like, the leakage of the pipe network is caused, and the pipe network leakage can be repaired and maintained through pipe network management and engineering repair measures so as to effectively reduce the leakage rate of the pipe network. And (3) combining the historical defects, the real-time monitoring data and the leakage rate in the corresponding basic data of the drainage pipe network to be accessed based on the hydrodynamic model and the logistic regression model to obtain the leakage grade of the pipe network, and performing grading alarm and grading on the leakage grade of the pipe network.

The drainage capacity evaluation management submodule 340 is used for analyzing the loss rate of the water passing section of the pipe network, analyzing overflow of the pipe network and analyzing surface runoff.

Wherein, the process of the analysis of the loss rate of the water passing section of the pipe network is as follows: and (3) analyzing the ponding condition of the waterlogging-prone area and analyzing the influence of rainfall on a drainage system by utilizing the monitoring data such as liquid level, flow and water quality in dry seasons and rainy seasons. Analyzing the operation performance of the urban drainage waterlogging prevention system in the area of the connection project, wherein the operation performance comprises the following steps: the running load conditions of various drainage waterlogging-prevention facilities, the quantity and the spatial distribution of waterlogging-prone areas of general investigation areas under rainfall conditions of different reproduction periods and the like are evaluated according to the properties of the diameter, the flow speed and the like of a sewer pipeline, and the overflow capacity of a drainage unit of a connection item is evaluated to obtain the analysis result of the drainage capacity of a pipe network and the loss rate of the water passing section of the pipe network.

The process of analyzing the overflow of the pipe network comprises the following steps: and after data reasonability check is carried out on the existing drainage pipe network data and the catchment area, drainage pipe network data, the catchment area, historical rainfall data, real-time rainfall monitoring data, boundary condition data, urban comprehensive runoff coefficients, runoff coefficients of various underlying surfaces and drainage pipe channel roughness coefficients are generated. And drawing longitudinal section diagrams of a plurality of sections of pipelines according to information such as the starting and stopping point positions, the burial depth and the pipe diameters of the drainage pipelines, and deducing the ponding condition of the pipelines according to the model simulation result to obtain an overflow analysis result of the pipe network.

The process of surface runoff analysis comprises the following steps: analyzing and calculating the area of the underlying surface of the project and the condition of the rainwater runoff, calculating the outdoor permeable pavement area of the building, identifying the permeable pavement proportion of sidewalks, outdoor parking lots, pedestrian streets, bicycle lanes and external courtyards, identifying the green land area, identifying project basic information such as the elevation of the top surface of the rainwater port and the like to assist the analysis of the rainwater surface runoff. According to the surface runoff calculation formula, the system automatically calculates the related indexes of the project surface runoff, and the related indexes comprise: and calculating and counting a land balance table, a comprehensive technical index table, a building area table and the like, and generating a calculation report. The rainfall runoff coefficient can be automatically calculated according to the parameters, the rainfall runoff coefficient is compared with a specified standard range, and project surface runoff approval is automatically generated to pass the consultation suggestion if the standard is met. Wherein, the surface runoff calculation formula can be selected from the following formulas: (construction land area permeable hardening rate 0.9+ construction land area impermeable hardening rate 0.5+ construction land area greenness 0.15)/construction land area = 0.6325).

The drainage model module 400 is configured to perform drainage hydrodynamic model analysis and deduction based on the drainage data and the pipe network health degree evaluation result, and the final result is used to provide an optimal pipe network connection site selection point.

Specifically, as shown in FIG. 7, the drainage model module 400 includes a model pre-processing sub-module 410, a model parameter rating sub-module 420, and a model analysis sub-module 430.

The model preprocessing sub-module 410 is used to divide the catchment area, revise the catchment area, and preprocess the model data.

Wherein, the process of catchment district division does: and dividing drainage subareas according to basic data such as the terrain, the water distribution line, the catchment area, the ground slope, the highest control water level of the river channel and the like of the model calculation area.

The revision process of the catchment area is to revise according to the drainage system according to the divided drainage subareas, wherein the drainage system is divided into three types of confluence system, shunt system and shunt system with wrong mixed connection.

The model data preprocessing process is to perform data processing on rainfall data, rainfall frequency, pipe network data, terrain data, boundary conditions and the like.

The model parameter calibration submodule 420 is configured to perform calibration and error correction according to node parameters such as node actual measurement water level, flow rate, and flow velocity.

The processing procedure of the model parameter calibration sub-module 420 specifically includes the following steps:

(1) And (4) collecting and screening calibration data, wherein the collected data mainly comprise actually measured rainfall, actually measured water level, flow and flow rate of a pipe network and a river channel.

(2) And (4) setting scene design, wherein each scene comprises a rainfall process, a water level process, a flow process and a flow rate process corresponding to different time periods. And carrying out calibration according to the fitting degree of the model simulation process line and the actual measurement process line.

(3) Process curve calibration: including calibration of process curves of water level, flow velocity and flow. Rainfall is used as input, the simulation result and the actual measurement result are compared through simulation, and meanwhile, the production convergence parameters (the waterproof percentage, the waterproof surface roughness coefficient, the permeable surface roughness coefficient, the waterproof surface depression water storage, the permeable surface depression water storage, the maximum infiltration rate, the minimum infiltration rate and the attenuation coefficient) of the model are adjusted, so that the water level, flow and flow speed process lines obtained through model simulation and the actual measurement process lines are within the matching error range, and the deviation is [ -10% and 10% ].

The model analysis submodule 430 is used for predicting the surface water area, the water accumulation range, the water accumulation depth, the water accumulation time and the water accumulation diffusion submerging process within the forecast duration in the drainage connection area range, and predicting the overflow condition of the rain day pipe network.

The drainage permission electronic license chain management system provided by the embodiment realizes data sharing of the drainage electronic license between the data provider and the data user based on the block chain platform, realizes data storage and management, and realizes data decentralization. The whole data sharing process cannot be tampered, marks are left in the whole process, the data are public and transparent, collective maintenance of the data is achieved through the block chain, the anti-counterfeiting capacity of the shared drainage electronic certificate is improved under the condition that the data interaction safety is guaranteed, and the shared data can be retrieved quickly. Simultaneously, the system still includes the functional module that carries out analysis processes to the drainage data on the block chain, including pipe network health degree evaluation module and drainage model module for monitor the early warning to pipe network and drainage etc. carry out the analysis to the drainage of pipe network, more timely, the hierarchical management of managing the support more accurate to the collection and the prediction of rainwater, improved drainage management efficiency, know the data of each relevant dimension of drainage fast and evaluate it.

It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the claims of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A drainage permission electronic license chain management system, characterized by comprising: the electronic certificate chain management module and the data management module;

the electronic license chain management module is used for deploying a block chain platform and at least comprises an intelligent contract module, a shared chain service module, a license uplink module, a node chain management module and an on-chain account book management module;

the data management module at least comprises a data resource catalog and a data asset sharing module;

the intelligent contract module is used for creating an intelligent contract and verifying the authority of the data user serving as the node server and authorizing the contract based on the created intelligent contract;

the sharing chain service module is used for initiating data access processing to a data provider when receiving a data exchange request of the drainage permission electronic license sent by the data user; the system is also used for encrypting the received drainage permission electronic license and uploading the encrypted drainage permission electronic license to the block chain;

the license chaining module is used for receiving the position of the data resource directory where the drainage permission electronic license provided by the data asset sharing module is located and the drainage permission electronic license uploaded by the data asset sharing module, and loading the drainage permission electronic license to the on-chain account book management module;

the node chain management module is used for providing the encrypted drainage permission electronic license on the block chain to a data user;

the chain account book management module is used for transmitting the drainage permission electronic license loaded by the license chain module to the shared chain service module;

the data resource catalog is used for storing the storage position of the drainage data resource provided by the data provider in a catalog mode;

the data asset sharing module is used for receiving and auditing a data exchange request initiated by a data user; and after the verification is passed, transmitting the position of the data resource directory where the drainage permission electronic license is located to the license chaining module, acquiring the drainage permission electronic license according to the position of the data resource directory, and transmitting the drainage permission electronic license to the license chaining module.

2. The electronic license chain management system for water discharge permission according to claim 1, wherein the sharing chain service module is further configured to record the data sharing process of the data user and the data provider in a time stamp manner, and when the execution of the smart contract is finished, destroy the data of the data sharing process.

3. The drain licensing electronic certificate chain management system of claim 1,

the shared chain service module comprises an authorized uplink application module, an uplink data encryption module, an uplink data destruction module, an execution record updating module and a chain code integral management module;

the authorized cochain application module is used for uploading an externally submitted drainage permission electronic certificate to apply for authorization management;

the chain data encryption module is used for encrypting the data resources uploaded to the block chain;

the chain data destruction module is used for destroying data resources on the block chain which are shared;

the execution record updating module is used for recording each sharing chain service executed in the data sharing process according to a time stamp;

the chain code point management module is used for carrying out point incentive according to the behaviors of the user and is used for redeeming the points.

4. The drain licensing electronic certificate chain management system of claim 1,

the node chain management module comprises a node adding module, a node deleting module, a node inquiring module, a node modifying module, a node monitoring module and a node fault alarming module;

the node adding module is used for adding node related attribute information such as a node server and the like in a block chain platform, wherein the node related attribute information at least comprises a node identifier of the node server;

the node deleting module is used for deleting the node server in the block chain platform;

the node query module is used for querying a node server in a block chain platform;

the node modification module is used for modifying a node server in a block chain platform;

the node monitoring module is used for monitoring attribute information and running state of a node server in the block chain platform;

the node fault alarm module is used for sending out an alarm when a node server in the block chain platform fails;

the on-chain account book management module comprises a block identification module, a block query module, a block index module, a block data comparison module and a block data integrity checking module;

the block identification module is used for identifying a specific block;

the block query module is used for querying the specific content of the specified block;

the block indexing module is used for quickly indexing and positioning the inquired block;

the block data comparison module is used for comparing data transacted on the block and confirming whether the data are linked;

the block data integrity checking module is used for comparing data transacted on the block and checking the integrity of the data.

5. The drain licensing electronic certificate chain management system of claim 4,

the license chaining module comprises an electronic license chaining application module, an electronic license chaining receiving module and an electronic license chaining updating module;

the electronic certificate uplink application module is used for positioning a specific node server according to a node identifier stored in the node chain management module, positioning a matched block through the block identifier module of the account book management module on the chain, and writing the received electronic certificate data into the identified block;

the electronic license cochain receiving module is used for receiving the drainage permission electronic license data which meets the data specification of a directory system and is submitted by the node server with the submitting authority;

the electronic license cochain updating module is used for judging whether an electronic license identical to the uploaded drainage permission electronic license exists in the block chain, and if so, modifying a matching label of the uploaded drainage permission electronic license according to an application item.

6. The electronic license chain management system for the drainage license according to any one of claims 1 to 5, wherein the electronic license chain management module further comprises:

the approval management module comprises a drainage permission cochain application module, a drainage permission cochain approval module and a drainage permission cochain updating module;

the on-chain assessment and evaluation module comprises a problem recording module, a responsibility tracing module, a problem rectification module and an on-chain assessment and evaluation module;

the drainage license cochain application module is used for performing tamper-free, trace-leaving and open storage and management on the service approval of the drainage license;

the drainage permission cochain examination and approval module is used for examining and approving the drainage permission cochain examination and approval, and the cases which do not pass the examination and approval can be examined and approved again after being modified;

the drainage permission upper chain updating module is used for updating newly-added cases which pass the examination and approval of the drainage permission;

the problem recording module is used for realizing the problem finding and recording of the sharing chain and carrying out confirmation and verification by a competent department;

the responsibility tracing module is used for sharing chain responsibility tracing and determining a problem responsibility party;

the problem rectification module is used for a competent department to confirm and link an authorization manager to implement rectification;

and the on-chain assessment evaluation module is used for on-chain responsibility determination, on-chain feedback and contract-driven on-chain assessment.

7. The drain licensing electronic certificate chain management system of claim 1,

the data asset sharing module comprises a data resource application sub-module, a data resource auditing sub-module, a data resource approving sub-module, a data sharing registration sub-module, a data sharing authorization sub-module and a data sharing implementation sub-module;

the data resource application submodule is used for receiving an exchange data request of a data provider;

the data resource auditing submodule is used for auditing a data exchange request initiated by a data user;

the data resource approval submodule is used for approving the data exchange request meeting the requirement;

the data sharing and registering submodule is used for registering the drainage permission electronic license data which needs to be shared;

the data sharing authorization submodule is used for authorizing the sharing of the registered drainage permission electronic license data;

the data sharing implementation sub-module is used for transmitting the position of the data resource directory where the authorized drainage permission electronic license is located to the license chaining module, acquiring the drainage permission electronic license according to the position of the data resource directory, and transmitting the drainage permission electronic license to the license chaining module.

8. The system for managing the drainage permission electronic license link according to any one of claims 1 to 5 or 7, wherein the data management module further comprises:

the metadata management module is used for realizing the management of the fields and the condition setting of the corresponding fields;

the data quality management module is used for automatically checking the data according to preset quality rules and checking tasks and periodically outputting data quality analysis reports; the data quality management module comprises a data auditing submodule, a data quality checking submodule and a data quality evaluating submodule;

the data auditing sub-module is used for performing initial auditing on the data, performing extraction auditing on the quality of the data, identifying the auditing of the data, and performing data archiving and warehousing operation on the data which is finally approved;

the data quality verification submodule is used for intelligently matching and recommending a verification rule according to the business similarity through intelligently memorizing and scanning a preset rule; checking by using field level checking, table level checking and inter-table rules to analyze the difference of the data sources and generate a difference analysis report;

the data quality evaluation submodule is used for evaluating whether the data meet the quality requirement set by expectation.

9. The system for managing the drainage permission electronic certificate chain according to any one of claims 1 to 5 or 7, characterized in that the system further comprises: a pipe network health degree evaluation module; the pipe network health degree evaluation module comprises a pipe network information acquisition management submodule, a pipe network structural defect evaluation management submodule, a pipe network functional defect evaluation management submodule and a drainage capacity evaluation management submodule;

the pipe network information acquisition management submodule is used for automatically acquiring information of a drainage pipe network through sensors such as liquid level, flow, video and water quality, and the information comprises water quantity information, water quality information, flow information and video information of drainage households, main trunk pipes, branch trunk pipes and the like;

the pipe network structural defect evaluation management submodule is used for counting overload of pipe points, analyzing peripheral pipe networks, analyzing the overflow degree of the connection point pipeline and performing retrospective analysis on the connection point pipeline;

the pipe network functional defect evaluation management submodule is used for analyzing the clogging of the pipe network and analyzing the leakage of the pipe network;

and the drainage capacity evaluation management submodule is used for analyzing the loss rate of the water passing section of the pipe network, analyzing the overflow of the pipe network and analyzing surface runoff.

10. The system for managing the drainage permission electronic certificate chain according to any one of claims 1 to 5 or 7, characterized in that the system further comprises: a drainage model module; the drainage model module comprises a model preprocessing submodule, a model parameter calibration submodule and a model analysis submodule;

the model preprocessing submodule is used for dividing the catchment area, revising the catchment area and preprocessing model data;

the model parameter calibration submodule is used for calibrating and correcting errors according to node parameters such as node actual measurement water level, flow and flow velocity;

the model analysis submodule is used for predicting the surface water area, the water accumulation range, the water accumulation depth, the water accumulation time and the water accumulation diffusion submerging process in the drainage connection area range and predicting the overflow condition of the rain day pipe network.