CN-122024442-A - Idle monitoring and electronic fence linkage safety system and method for equipment between sample preparation

CN122024442ACN 122024442 ACN122024442 ACN 122024442ACN-122024442-A

Abstract

The invention particularly discloses an idling monitoring and electronic fence linkage safety system and method for equipment between sample preparation, and relates to the technical field of fuel sample preparation safety control of thermal power plants. The safety system comprises an idling monitoring module, an electronic fence module, a linkage control module and a data management platform, wherein the idling monitoring module is used for collecting multi-mode operation data of equipment between sample preparation and judging an idling state based on a dynamic threshold value determined by a power-vibration coupling model to output an idling signal, the electronic fence module is used for constructing a dynamic protection area and monitoring personnel position information in real time, the linkage control module is used for activating the electronic fence module to dynamically protect after receiving the signal to execute grading response, and the data management platform is used for realizing visual monitoring of the operation state of the equipment, early warning of abnormal events and full-period data storage traceability. The invention realizes the control mode of upgrading the sample preparation link from passive response to active defense, and improves the idle detection precision, the safety protection effectiveness and the full-flow management efficiency.

Inventors

CHEN JUNQIANG
MA CHENXI
CHEN JIANPING
JI DENGHUI
WANG TIANYU
DING JUNJIE

Assignees

西安热工研究院有限公司
华能上海石洞口发电有限责任公司

Dates

Publication Date: 20260512
Application Date: 20260202

Claims (10)

1. Idle monitoring of equipment and electronic fence linkage safety system between system appearance, characterized in that includes: The idling monitoring module is used for collecting multi-mode operation data of equipment between sample preparation, judging an idling state based on a dynamic threshold value determined by the power-vibration coupling model and outputting an idling signal; The electronic fence module is used for constructing a dynamic protection area and monitoring the position information of personnel in real time; The linkage control module is in communication connection with the idle running monitoring module and the electronic fence module, and is used for receiving the idle running signal and triggering the electronic fence module to activate a protection mechanism and executing grading response treatment according to personnel crossing information; the data management platform is in communication connection with the linkage control module and is used for realizing visual monitoring of the running state of the equipment, early warning of abnormal events and full-period data storage and tracing; the idling monitoring module comprises a multi-mode sensing unit and an edge computing unit, wherein the multi-mode sensing unit at least comprises a current sensor, a vibration sensor and a material detection assembly, an idling judgment algorithm is arranged in the edge computing unit, the idling judgment algorithm establishes a dynamic threshold value based on a power-vibration coupling model, and idling state judgment is achieved by combining a material input verification result and a timing mechanism triggered by a coal sample scanning code.
2. The system of claim 1, wherein the dynamic threshold of the power-vibration coupling model is P Empty space =0.18P Forehead (forehead) ±5%,V Empty space = 10 hz-50 hz.
3. The system of claim 1, wherein the timing mechanism of idle detection is to trigger an idle signal when power is detected to be below the dynamic threshold and no material is input during a continuous preset period of time.
4. The system for monitoring idling of equipment between sample preparation and electronic fence linkage safety system according to claim 1 is characterized in that the electronic fence module adopts a dual protection structure of cooperation of a UWB positioning assembly and an infrared light curtain assembly and comprises at least 4 UWB positioning anchor points and at least 12 infrared light curtain arrays, a boundary topology calculation algorithm is built in the electronic fence module, the position relation between personnel coordinates and fence boundaries is calculated in real time, and response time is less than or equal to 100ms.
5. The system of claim 1, wherein the electronic fence module has a security level dynamic adjustment function, and the apparatus automatically reduces the protection radius to 1.0-2.0 m during idling, and triggers a security pre-warning when a person enters the protection radius.
6. The system for monitoring idling of equipment and electronic fence linkage safety between sample preparation according to claim 1 is characterized in that a hierarchical response treatment mechanism of the linkage control module is that a bilingual voice warning is executed for the first time of out-of-range, the secondary out-of-range control equipment is slowed down to 20% -40% of rated rotation speed, double-redundancy emergency braking is executed and violation records are uploaded when continuous invasion is carried out, the double-redundancy emergency braking comprises a mechanical band-type brake and a frequency converter power-off, and the braking time of the mechanical band-type brake is less than or equal to 2 seconds.
7. The system of claim 6, wherein the system automatically intercepts facial features of offending personnel when continuously immersed, binds the facial features with an ID of an access control system, generates an encrypted log containing a time stamp and position coordinates, and transmits the encrypted log to a data management platform.
8. A method for monitoring idle running of equipment and interlocking safety of electronic fence between sample preparation by adopting the system of any one of claims 1-7, which is characterized by comprising the following steps: the method comprises the steps of synchronously collecting equipment operation data between sample preparation through a multi-mode sensing unit, starting idle running timing through a coal sample code scanning signal, analyzing the collected operation data in real time based on a power-vibration coupling dynamic threshold value, and outputting an idle running signal when a preset idle running condition is met; Activating an electronic fence module to construct a dynamic protection area within a preset time after the idle signal is triggered, synchronously adjusting the security level and uploading equipment state data between samples; Monitoring the position relation between personnel and a protection area in real time, executing grading response according to the out-of-range condition, triggering emergency braking and collecting violation information to generate an encryption log when continuously invading; And realizing visual display of the operation data, full-period storage and customized analysis report generation through a data management platform, encrypting and uploading the violation log to a cloud and interfacing with a performance assessment system.
9. The method for monitoring idling of equipment and protecting electronic fence linkage between sample preparation according to claim 8, wherein the preset time is less than or equal to 0.5 seconds, and the uploaded equipment state data comprises equipment ID, idling duration and real-time energy consumption data.
10. The method for monitoring idling of equipment and protecting electronic fence linkage between sample preparation stations according to claim 8, wherein the self-cleaning program is triggered while an idling signal is output, the self-cleaning program adopts a pulse cleaning period of 10-20 seconds, and the data stored in the full period comprise idling start-stop time, cleaning parameters and energy consumption fluctuation data.

Description

Idle monitoring and electronic fence linkage safety system and method for equipment between sample preparation Technical Field The invention relates to the technical field of fuel sample preparation safety control of thermal power plants, in particular to an idling monitoring and electronic fence linkage safety system and method for equipment between sample preparation. Background In the fuel sample preparation link of a thermal power plant, in order to ensure the stable operation of equipment between sample preparation and the safety of an operation area, idle state monitoring is generally carried out in the industry by adopting a mode of combining manual inspection with equipment operation log analysis, and the total power consumption of traditional ammeter statistical equipment is used for assisting in judging operation load, and for the safety control of the sample preparation area, a main stream scheme is to set a fixed physical fence and an independent access control system, match with video monitoring to realize area protection, and adopt a mode of paper record and manual input to manage fuel sampling and sample preparation related data, and simultaneously rely on manual step-by-step operation to treat idle early warning and various safety events. However, the prior art scheme has a plurality of inherent limitations, and is difficult to meet the actual requirements of high-efficiency management and safety protection in a sample preparation link, in the aspect of idle detection, the idle state of equipment cannot be captured in real time by manual inspection and log analysis, so that idle phenomenon discovery is delayed, obvious energy loss is caused, a traditional ammeter lacks instantaneous power waveform dynamic analysis capability, the energy consumption difference of idle operation and low-load operation cannot be accurately distinguished, meanwhile, the traditional vibration monitoring is not combined with multi-dimensional data cross verification, the idle judgment false alarm rate is higher, in the aspect of safety management and control, a fixed physical fence and an access control system are not linked with the running state of the equipment, the illegal entering risk of unauthorized personnel exists, the abnormal behavior recognition rate of the video monitoring is insufficient due to the blind area problem, and the paper recording and manual entry mode easily causes data tampering and data link breakage, so that the tracing time is long when disputes occur, in addition, the idle early warning and safety event treatment depend on manual operation, the response time is long, and the risk diffusion probability is increased. Disclosure of Invention The invention solves the technical problems of lag in idle detection, high false alarm rate in judgment, no linkage with the running state of equipment and the like in the existing sample preparation link, and provides a system and a method for equipment idle monitoring and electronic fence linkage safety between sample preparation links, which realize the upgrading of the sample preparation link from passive response to active defense management and control mode and improve idle detection precision, safety protection effectiveness and full-flow management efficiency. In order to achieve the above purpose, the present invention provides the following technical solutions: The application provides an idling monitoring and electronic fence linkage safety system of equipment between sample preparation, which comprises the following components: The idling monitoring module is used for collecting multi-mode operation data of equipment between sample preparation, judging an idling state based on a dynamic threshold value determined by the power-vibration coupling model and outputting an idling signal; The electronic fence module is used for constructing a dynamic protection area and monitoring the position information of personnel in real time; The linkage control module is in communication connection with the idle running monitoring module and the electronic fence module, and is used for receiving the idle running signal and triggering the electronic fence module to activate a protection mechanism and executing grading response treatment according to personnel crossing information; the data management platform is in communication connection with the linkage control module and is used for realizing visual monitoring of the running state of the equipment, early warning of abnormal events and full-period data storage and tracing. The idling monitoring module comprises a multi-mode sensing unit and an edge computing unit, wherein the multi-mode sensing unit at least comprises a current sensor, a vibration sensor and a material detection assembly, an idling judgment algorithm is arranged in the edge computing unit, the idling judgment algorithm establishes a dynamic threshold value based on a power-vibration coupling model, and idling state judgment is achieve