CN-121998655-A - Full-period digital delivery and disease tracing method and system for railway precast beam

CN121998655ACN 121998655 ACN121998655 ACN 121998655ACN-121998655-A

Abstract

The invention discloses a full-period digital delivery and disease tracing method and system for a railway precast beam, which comprises the following steps of S1, collecting and arranging precast beam data, establishing an IFC entity model based on the data, S2, embedding two-dimensional code plates and RFID labels on the precast beam, recording the digital identity of the precast beam, S3, acquiring the completion coordinates of the precast beam, binding the digital identity and completion coordinates of the precast beam at one time, S4, carrying out blockchain storage on application data of the precast beam, S5, developing a front-end APP, judging whether the precast beam meets tracing conditions, S6, calling all the data of the precast beam meeting the tracing conditions, and carrying out root judgment based on the IFC entity model.

Inventors

ZHANG FANG
KANG KAI
YUAN JUNJIE

Assignees

西南交通大学

Dates

Publication Date: 20260508
Application Date: 20251208

Claims (10)

1. A full-period digital delivery and disease tracing method for a railway precast beam is characterized by comprising the following steps: S1, collecting and arranging precast beam data, and establishing an IFC entity model based on the data; s2, pre-burying a two-dimensional code plate and an RFID tag on the precast beam, and recording the digital identity of the precast beam; S3, acquiring completion coordinates of the precast beam, and binding the digital identity of the precast beam with the completion coordinates at one time; s4, carrying out block chain storage on the application data of the precast beam; s5, developing a front-end APP, and judging whether the precast beam meets the tracing condition; S6, all data of the precast beam meeting the traceability condition are fetched, root cause judgment is carried out based on the IFC entity model, and a responsible party is determined; S7, generating a traceability report.
2. The full-cycle digital delivery and disease tracing method for the railway precast beam according to claim 1, wherein the step of collecting and arranging the precast beam core data is as follows: S1, extracting design, production and construction data from a Revit, tekla, MES system; s2, converting design, production and construction data into IFC4.3 standard; s3, defining a prefabricated Liang Zhuanshu entity class IfcRailBeam and expanding an attribute set.
3. The full-cycle digital delivery and disease tracing method for the railway precast beam according to claim 1, wherein the step of generating the application data of the precast beam for blockchain storage is characterized by comprising the following steps: S1, generating a hash value from pouring temperature, stretch-draw record, steam curing curve, digital identity and completion coordinates of a precast beam; S2, performing uplink certification through HYPERLEDGER FABRIC block chains; s3, building a BIM database, and synchronizing the data in the S2 to the BIM database to form a unified data base.
4. The full-cycle digital delivery and disease tracing method for the railway precast beam according to claim 1, wherein the step of judging whether the precast beam meets the tracing condition is as follows: s1, scanning a precast beam two-dimensional code, acquiring a digital identity of the precast beam two-dimensional code and corresponding to an IFC entity model; S2, comparing the IFC entity model with the on-site RFID label coordinates, and judging whether the coordinates have deviation or not; And S3, outputting dislocation early warning under the condition that the coordinates have deviation, and rechecking after rectification, wherein the tracing condition is satisfied under the condition that the coordinates have no deviation.
5. The full-cycle digital delivery and disease tracing method for the railway precast beam according to claim 1, wherein the root cause judgment comprises the following steps: S1, carrying out preliminary judgment on disease causes based on a crack diagnosis rule; s2, carrying out importance sequencing and prediction on the characteristics of the precast beam based on the digital model; and S3, verifying the S1 and the S2 to obtain root cause judgment results, and optimizing a digital model based on data to prevent similar problems.
6. The full-cycle digital delivery and disease tracing method for the railway precast beam according to claim 1, wherein the tracing report comprises disease position, cause analysis, responsible party judgment and recommended measures.
7. A full-period digital delivery and disease tracing system for a railway precast beam is characterized by comprising the following components: The data arrangement unit is used for arranging and converting the data of the precast beam; The IFC entity model is established based on the data arrangement unit and is used for providing digital twin root nodes; the memory is used for storing the IFC entity model; and the traceability module is used for scanning the two-dimensional code on the surface of the precast beam and judging the disease cause and responsible party based on the IFC entity model.
8. The full-cycle digital delivery and disease tracing system for a railway precast beam according to claim 7, wherein the data finishing unit comprises: the IFC analysis engine is used for converting the precast beam data into a format of unified IFC 4.3; the blockchain certification storing engine is used for generating a hash value for key process data and assisting in later responsibility tracing; And the BIM database is used for synchronizing the precast beam data and forming a unified data base.
9. The full-cycle digital delivery and disease tracing system for the railway precast beam of claim 7, wherein the tracing module comprises: the scanning module is used for scanning the two-dimensional code on the precast beam to obtain a precast Liang Xinxi; The coordinate comparison module is used for comparing the completion coordinates of the precast beam with the coordinates on the IFC solid model and judging whether the coordinates have deviation or not; The scheduling module is used for outputting a dislocation early warning instruction when the coordinates deviate, and outputting a tracing instruction when the coordinates are accurate; The data calling module is used for calling the whole process data of the design, production and construction of the precast beam according to the traceability quality; the root cause analysis module is used for separating and judging the precast beams; and the traceability report output module is used for outputting traceability reports containing disease positions, cause analysis, responsible party judgment and recommended measures.
10. The full-cycle digital delivery and disease tracing system for the railway precast beam of claim 9, wherein the root cause analysis module comprises: The rule base is used for carrying out preliminary judgment according to the crack diagnosis rules; and XGBoost model for sorting and predicting importance according to the characteristics of the precast beam.

Description

Full-period digital delivery and disease tracing method and system for railway precast beam Technical Field The invention relates to the technical field of railway precast beam management, in particular to a full-period digital delivery and disease tracing method and system for railway precast beams. Background The railway precast Liang Binghai traceability system is a system for monitoring, diagnosing and traceability diseases possibly occurring in the production, transportation, installation and later operation processes of railway precast beams by utilizing a modern information technology. The system aims to ensure the safety and reliability of the railway bridge, discover and treat diseases in time and prolong the service life of the bridge; however, the track-based system for railway prefabrication Liang Binghai in the conventional technology still has the following problems: 1. and (3) data island, namely, designing, producing and transporting data to be distributed in independent systems (mutually incompatible formats) such as Revit/Tekla/MES and the like, wherein the beam body disease tracing needs manual comparison of multi-platform data, and the average time is 3-5 days. 2. Information faults, wherein the traditional BIM model lacks key parameters (such as pouring temperature and stretching deviation) in the production process, so that 75% of diseases cannot be related to root causes; 3. The responsibility definition is difficult, paper records are easy to tamper, and only 68% of quality problems can accurately trace back responsible parties; 4. the standard is missing, the special attribute (such as an inverted arch control value L/3000) of the railway beam has no unified IFC expansion standard, and the model multiplexing rate is less than 40%. Therefore, the invention provides a full-period digital delivery and disease tracing method and system for a railway precast beam, which are used for solving the problems. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a full-period digital delivery and disease tracing method and system for a railway precast beam, which solve the problems. The invention aims to realize the full-period digital delivery and disease tracing method for the railway precast beam, which is realized by the following technical scheme: S1, collecting and arranging precast beam data, and establishing an IFC entity model based on the data; s2, pre-burying a two-dimensional code plate and an RFID tag on the precast beam, and recording the digital identity of the precast beam; S3, acquiring completion coordinates of the precast beam, and binding the digital identity of the precast beam with the completion coordinates at one time; s4, carrying out block chain storage on the application data of the precast beam; s5, developing a front-end APP, and judging whether the precast beam meets the tracing condition; S6, all data of the precast beam meeting the traceability condition are fetched, root cause judgment is carried out based on the IFC entity model, and a responsible party is determined; S7, generating a traceability report. Preferably, the step of performing blockchain certification on the application data of the precast beam includes the following steps: S1, generating a hash value from pouring temperature, stretch-draw record, steam curing curve, digital identity and completion coordinates of a precast beam; S2, performing uplink certification through HYPERLEDGER FABRIC block chains; s3, building a BIM database, and synchronizing the data in the S2 to the BIM database to form a unified data base. Preferably, the step of performing blockchain certification on the application data of the precast beam includes the following steps: S1, generating a hash value from pouring temperature, stretch-draw record, steam curing curve, digital identity and completion coordinates of a precast beam; S2, performing uplink certification through HYPERLEDGER FABRIC block chains; s3, building a BIM database, and synchronizing the data in the S2 to the BIM database to form a unified data base. Preferably, the step of judging whether the precast beam meets the tracing condition is as follows: s1, scanning a precast beam two-dimensional code, acquiring a digital identity of the precast beam two-dimensional code and corresponding to an IFC entity model; S2, comparing the IFC entity model with the on-site RFID label coordinates, and judging whether the coordinates have deviation or not; And S3, outputting dislocation early warning under the condition that the coordinates have deviation, and rechecking after rectification, wherein the tracing condition is satisfied under the condition that the coordinates have no deviation. Preferably, the root cause determination step is as follows: S1, carrying out preliminary judgment on disease causes based on a crack diagnosis rule; s2, carrying out importance sequencing and prediction on the characteristics of the precast beam base