Multi-level knowledge graph construction method and system for field of chemical engineering

A knowledge graph and construction method technology, applied in the field of multi-level knowledge graph construction methods and systems, can solve problems such as failure to consider changes in the nature of faults and intricate relationships, and achieve the effect of rich content and comprehensive knowledge.

Active Publication Date: 2020-09-22
QILU UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0011] In order to solve the shortcomings of the existing technology, the present disclosure provides a multi-level knowledge map construction method and system for the field of chemical engineering; traditional fault diagnosis technology only analyzes the chemical process from the level of production process data, and the traditional method does not consider the chemical process The intricate correlation between the influencing factors, not to mention the defect of changing the nature of the fault, provides a method for the automatic construction of a multi-level knowledge map of the chemical process

Method used

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  • Multi-level knowledge graph construction method and system for field of chemical engineering
  • Multi-level knowledge graph construction method and system for field of chemical engineering
  • Multi-level knowledge graph construction method and system for field of chemical engineering

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Embodiment 1

[0038] This embodiment provides a multi-level knowledge map construction method for the chemical industry;

[0039] A multi-level knowledge map construction method for the chemical industry, including:

[0040] S101: Obtain different levels of data that the chemical process affects the production status;

[0041] S102: Execute relationship extraction on the acquired data to obtain triplet data;

[0042] S103: Construct a single-level knowledge map from the extracted triplet data;

[0043] S104: Integrate the single-level knowledge graph to obtain a multi-level knowledge graph.

[0044] As one or more embodiments, the method further includes:

[0045] S105: Perform a completion operation on the multi-level knowledge graph.

[0046] As one or more embodiments, the method further includes:

[0047] S106: Perform quality assessment on the multi-level knowledge graph. If the quality assessment is qualified, the current multi-level knowledge graph is a qualified knowledge graph...

Embodiment 2

[0116] This embodiment provides a multi-level knowledge map construction system for the chemical industry;

[0117] A multi-level knowledge map construction system for the chemical industry, including:

[0118] The acquisition module is configured to: acquire different levels of data that the chemical process affects the production state;

[0119] The extraction module is configured to: perform relational extraction on the acquired data to obtain triplet data;

[0120] A building module configured to: construct a single-level knowledge map from the extracted triplet data;

[0121] The integration module is configured to: integrate the single-level knowledge graph to obtain a multi-level knowledge graph.

[0122] What needs to be explained here is that the above acquisition module, extraction module, construction module and integration module correspond to steps S101 to S104 in Embodiment 1, and the examples and application scenarios implemented by the above modules are the s...

Embodiment 3

[0126] This embodiment also provides an electronic device, including: one or more processors, one or more memories, and one or more computer programs; wherein, the processor is connected to the memory, and the one or more computer programs are programmed Stored in the memory, when the electronic device is running, the processor executes one or more computer programs stored in the memory, so that the electronic device executes the method described in Embodiment 1 above.

[0127]It should be understood that in this embodiment, the processor can be a central processing unit CPU, and the processor can also be other general-purpose processors, digital signal processors DSP, application specific integrated circuits ASIC, off-the-shelf programmable gate array FPGA or other programmable logic devices , discrete gate or transistor logic devices, discrete hardware components, etc. A general-purpose processor may be a microprocessor, or the processor may be any conventional processor, or...

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Abstract

The invention discloses a multi-level knowledge graph construction method and system for the field of chemical engineering. The method comprises the steps of acquiring different levels of data, influencing a production state, of a chemical engineering process; carrying out relation extraction on the obtained data to obtain triple data; constructing single-level knowledge graphs by using the extracted triple data; integrating the single-level knowledge graphs to obtain a multi-level knowledge graph; performing completion operation on the multi-level knowledge graph; and performing quality evaluation on the multi-level knowledge graph, and if the quality evaluation is qualified, determining that the current multi-level knowledge graph is a qualified knowledge graph, and otherwise, returningto the step of acquiring data of different layers in the engineering chemical process.

Description

technical field [0001] The present disclosure relates to the technical field of knowledge map construction, in particular to a multi-level knowledge map construction method and system for the chemical industry. Background technique [0002] The statements in this section merely mention background art related to the present disclosure and do not necessarily constitute prior art. [0003] The development of science and technology has made great progress in national defense, military, industrial production, and people's lives. At the same time, a representative product of scientific and technological development-complex equipment systems have emerged as the times require. With the development of industrial technology, complex equipment systems are applied to industry, which is the current complex industrial process. Complex industrial processes include many industrial fields, and chemical industry is one of them. It has the following characteristics: large scale, complex stru...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F16/36G06F16/951
CPCG06F16/367G06F16/951Y02P90/30
Inventor 孙涛王琦翟娇娇
Owner QILU UNIV OF TECH
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