CN-121999589-A - Dangerous source field operation overtime early warning method, system, storage medium and equipment

CN121999589ACN 121999589 ACN121999589 ACN 121999589ACN-121999589-A

Abstract

The invention belongs to the field of dangerous source field operation, and provides a dangerous source field operation overtime early warning method, a dangerous source field operation overtime early warning system, a dangerous source field operation overtime early warning storage medium and dangerous source field operation overtime early warning equipment, wherein the dangerous source field operation overtime early warning method comprises the steps of selecting a target area and collecting laser point cloud data in the target area; the method comprises the steps of preprocessing the acquired laser point cloud data to generate a three-dimensional model of a target area, acquiring GNSS (global navigation satellite system) position data of target personnel, simultaneously importing the GNSS position data of the personnel and the three-dimensional point cloud model into a digital twin system, demarcating a dangerous source peripheral management and control area, determining the number of personnel in the management and control area by the digital twin system according to the GNSS position data of the personnel, judging the risk level of the management and control area according to a preset personnel threshold value and a time threshold value, and sending corresponding early warning information to the target personnel in real time. The invention solves the problems of lack of height information and low map resolution of a personnel positioning system and a two-dimensional planar GIS map.

Inventors

YU KUAI
WANG RUIBO
WANG XUEQI
ZHAO SHENGNAN
ZOU LIXIA
ZHAO ZHENYU
YU TIANSHUI

Assignees

中国石油天然气股份有限公司
中国石油集团安全环保技术研究院有限公司

Dates

Publication Date: 20260508
Application Date: 20241107

Claims (10)

1. The utility model provides a dangerous source field operation overman early warning method which is characterized in that the method comprises the following steps: selecting a target area and collecting laser point cloud data in the target area; preprocessing the obtained laser point cloud data to generate a three-dimensional model of a target area; Acquiring GNSS position data of a target person; The GNSS position data of the personnel and the three-dimensional point cloud model are simultaneously imported into a digital twin system; Defining a dangerous source peripheral management and control area, and determining the number of people in the management and control area by a digital twin system according to GNSS (Global navigation satellite System) position data of the people; And judging the risk level of the control area according to a preset personnel threshold value and a time threshold value, and sending corresponding early warning information to target personnel in real time.
2. The dangerous source field operation overman early warning method according to claim 1 is characterized by comprising the steps of collecting laser point cloud data in a target area, and specifically collecting the laser point cloud data in the target area by an unmanned aerial vehicle-mounted laser radar.
3. The method for early warning of overtime in dangerous source field operation according to claim 1, wherein the preprocessing of the acquired laser point cloud data generates a three-dimensional model of a target area, and specifically comprises the following steps: removing noise and redundant information of laser point cloud data by using laser radar modeling software; And generating a three-dimensional model of the target area by utilizing the laser point cloud data obtained by preprocessing.
4. The method for early warning of dangerous source field operation superman of claim 1, wherein the method for acquiring GNSS position data of target personnel comprises the following steps: The method comprises the steps of selecting personnel in an enterprise and external temporary personnel as target personnel, and enabling the target personnel to wear a multifunctional personal terminal, wherein the multifunctional personal terminal can send GNSS (Global navigation satellite System) position data of the target personnel in real time and receive early warning information in real time.
5. The method for early warning of dangerous source field operation overman of claim 4, wherein the GNSS position data of the target person is obtained, and the GNSS mode based on RTK or PPK technology is adopted to obtain the positioning data of the target person in real time.
6. The method for early warning of overtime in on-site operation of a hazard source according to claim 1, wherein the method is characterized in that the peripheral management and control area of the hazard source is defined, and the digital twin system determines the number of people in the management and control area according to GNSS position data of the people, and specifically comprises the following steps: The control area is based on the boundary of the dangerous source main body structure and expands outwards according to the dangerous source level; the control area is an area for controlling the entering quantity of personnel.
7. The method for early warning of overtime in dangerous source field operation according to claim 1, wherein the method is characterized in that the risk level of the management and control area is judged according to a preset personnel threshold value and a time threshold value, corresponding early warning information is sent to target personnel in real time, and the method specifically comprises the following steps: When the early warning information reaches a high risk level, corresponding measures are taken to ensure the safety of field operation and generate a system log.
8. The dangerous source field operation overtime early warning system is characterized by comprising a target area and data acquisition module, a data preprocessing and three-dimensional modeling module, a personnel positioning module, a data integration module, a management and control area setting module and a risk early warning module; The target area and data acquisition module is used for selecting a target area and acquiring laser point cloud data in the target area; the data preprocessing and three-dimensional modeling module is used for preprocessing the acquired laser point cloud data and generating a three-dimensional model of the target area; the personnel positioning module is used for acquiring GNSS position data of a target personnel; the data integration module is used for leading in the digital twin system simultaneously by the GNSS position data of the personnel and the three-dimensional point cloud model; the management and control area setting module is used for defining a management and control area around the dangerous source, and the digital twin system determines the number of people in the management and control area according to GNSS position data of the people; The risk early warning module is used for judging the risk level of the control area according to a preset personnel threshold value and a preset time threshold value, and sending corresponding early warning information to target personnel in real time.
9. A computer storage medium storing one or more programs which, when executed, implement the hazard source field operation overtime warning method of any one of claims 1 to 7.
10. An apparatus comprising a processor, a communication interface, a memory and a communication bus, the memory storing at least one program capable of being loaded by the processor and executed on a computer storage medium as in claim 9.

Description

Dangerous source field operation overtime early warning method, system, storage medium and equipment Technical Field The invention belongs to the field of dangerous source field operation, relates to a dangerous source field operation overtime early warning method systems, storage media, and devices. Background Along with the continuous development of digital twin technology and the continuous transformation of the petrochemical industry to the digitization and intellectualization, the intelligent level of the management and control of the safety production risk provides higher requirements, and particularly under the background of frequent and frequent death group injury accidents of high-risk construction operation groups, how to limit the number of personnel on an operation site and effectively control the accident consequences becomes a problem to be solved urgently. The traditional operation site personnel quantity control mode relies on site setting warning identification, regular site inspection of safety management personnel and inspection of video monitoring pictures, and the problems of unclear accurate quantity of site personnel, insufficient safety control force and limited monitoring range exist. The current enterprise carries out the real-time management and control of the number of people who works through combining personnel positioning system and two-dimensional planar GIS map, can observe the number and the real-time position of personnel in the production area, but because lack high information and map resolution are low, lead to personnel's position to judge inaccurately to influence the accuracy that the number judged and follow-up risk prevention and control emergent plan's execution effect. Based on the problems, in the field operation risk management and control process of the current enterprise, because a personnel positioning system and a two-dimensional plane GIS map lack of height information and low map resolution, the problems of inaccurate personnel positioning, unclear personnel quantity and insufficient safety management and control force are easy to exist. Disclosure of Invention In order to solve the problems, the invention provides a dangerous source field operation overtime early warning method, a dangerous source field operation overtime early warning system, a dangerous source field operation overtime early warning storage medium and dangerous source field operation overtime early warning equipment. In a first aspect, the invention provides a dangerous source field operation overtime early warning method, which adopts the following technical scheme: selecting a target area, collecting laser point cloud data in the target area, preprocessing the obtained laser point cloud data to generate a three-dimensional model of the target area, obtaining GNSS (global navigation satellite system) position data of a target person, simultaneously importing the GNSS position data of the person and the three-dimensional point cloud model into a digital twin system, demarcating a dangerous source peripheral management and control area, determining the number of people in the management and control area by the digital twin system according to the GNSS position data of the person, judging the risk level of the management and control area according to a preset personnel threshold value and a time threshold value, and sending corresponding early warning information to the target person in real time. Preferably, the collecting of the laser point cloud data in the target area specifically comprises the step that the unmanned aerial vehicle carries the laser radar to collect the laser point cloud data in the target area. Preferably, preprocessing the obtained laser point cloud data to generate a three-dimensional model of the target area comprises removing noise and redundant information of the laser point cloud data by using laser radar modeling software, and generating the three-dimensional model of the target area by utilizing the laser point cloud data obtained through preprocessing. Preferably, the acquiring of the GNSS position data of the target personnel comprises selecting personnel including the inside personnel and external temporary personnel of an enterprise as the target personnel, and wearing a multifunctional personal terminal by the target personnel, wherein the multifunctional personal terminal can send the GNSS position data of the target personnel in real time and receive early warning information in real time. Preferably, the acquiring GNSS position data of the target person uses a GNSS method based on an RTK or PPK technique to acquire positioning data of the target person in real time. Preferably, the digital twin system determines the number of people in the management and control area according to GNSS position data of the people, and specifically comprises the management and control area which is based on the main structure boundary of the dangerous source and expands