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CN-121999552-A - Low-power-consumption lock control management method and system for mining equipment

CN121999552ACN 121999552 ACN121999552 ACN 121999552ACN-121999552-A

Abstract

The application relates to the technical field of equipment control, in particular to a low-power-consumption lock control management method and system for mining equipment. The method comprises the steps of receiving a trigger broadcast signal sent by an upstream lock control, analyzing trigger time and position information of the upstream lock control according to the trigger broadcast signal to determine a time dimension index according to the trigger time and the position information, obtaining historical accumulated scanning total times of the current lock control, determining an energy budget coefficient of the lock control according to the historical accumulated scanning total times, determining a mapping value according to the time dimension index, determining an instantaneous scanning frequency of the lock control at the current time by utilizing the energy budget coefficient, a basic frequency, the mapping value and a preset time window width parameter, and determining a target dormancy duration before the next awakening according to the instantaneous scanning frequency to control the lock control according to the dormancy duration. Through the technical scheme, the low-power consumption management of the lock control of the mining equipment can be realized.

Inventors

  • WU GUANREN
  • GAO HONGPENG
  • CHEN XIAOPENG

Assignees

  • 山西省元智控科技有限公司

Dates

Publication Date
20260508
Application Date
20260410

Claims (10)

  1. 1. The low-power-consumption lock control management method for the mining equipment is characterized by comprising the following steps of: Receiving a trigger broadcast signal sent by an upstream lock controller, analyzing trigger time and position information of the upstream lock controller according to the trigger broadcast signal, and acquiring a pre-stored topological distance parameter; Determining distance information according to the position information of the upstream lock control and the topological distance parameter, and determining a time dimension index according to the trigger time and the distance information, wherein the time dimension index is used for representing the deviation degree of the current time relative to the estimated arrival time of the patrol personnel; Acquiring the historical accumulated scanning total times of the current lock control, and determining the energy budget coefficient of the lock control according to the historical accumulated scanning total times, the maximum scannable total times and the attenuation control index; the mapping value is determined according to the time dimension index and a preset corresponding relation, wherein the preset corresponding relation is constructed based on standard normal distribution and is used for representing the relation between the time dimension index and the mapping value; Determining the instantaneous scanning frequency of the lock control at the current moment by using the energy budget coefficient, the basic frequency, the mapping value and the preset time window width parameter, and determining the target dormancy time before the next awakening according to the instantaneous scanning frequency so as to control the lock control operation according to the dormancy time.
  2. 2. The method for low power lock control management of mining equipment according to claim 1, wherein determining the time dimension index according to the trigger time and the distance information comprises: , wherein, For the time dimension index to be used, As a logarithmic function based on natural constants, As the time stamp information of the current time, For the time stamp information of the trigger moment, The path parameter is a logarithmic value of a ratio of the distance information to the historical average moving speed, Is a preset speed dispersion parameter.
  3. 3. The low power lock control management method for mining equipment according to claim 2, characterized in that the method further comprises: after the lock control successfully completes one-time unlocking operation, recording an actual timestamp of the unlocking moment; And calculating the actual passing time according to the difference value between the actual timestamp and the trigger time, and updating the path parameters by using a preset forgetting factor, the logarithmic value of the actual passing time and the currently stored path parameters through a weighted moving average algorithm.
  4. 4. The method for low power lock control management of mining equipment according to claim 1, wherein the energy budget coefficient of the lock control is determined by: , wherein, To lock the energy budget factor at the current time, To lock the reference energy budget in the initial state, The total number of scans is accumulated for the history of the lock, For the maximum scannable total number of lock controls, Is a preset attenuation control index.
  5. 5. The method for low power consumption lock control management of mining equipment according to claim 1, wherein determining the instantaneous scan frequency of the lock control at the current time by using the energy budget coefficient, the base frequency, the mapping value and the preset time window width parameter comprises: , wherein, To lock the instantaneous sweep frequency at the current time, As a function of the fundamental frequency, To lock the energy budget factor at the current time, As a parameter of the width of the time window, Is a mapped value.
  6. 6. The method for low power lock control management of a mining device according to claim 1, wherein determining a target sleep time period before a next wake-up according to an instantaneous scan frequency comprises: and determining the reciprocal of the instantaneous scanning frequency, multiplying the reciprocal by a unit conversion coefficient to perform downward rounding processing on the multiplied result, and obtaining the target sleep time before the next awakening.
  7. 7. The method of claim 1, further comprising continuously monitoring, by the vibration sensor, the environmental vibration, and in response to the environmental vibration conforming to a step feature of a predetermined person in the absence of receiving a trigger broadcast signal sent by the upstream lock, raising the instantaneous scan frequency to a predetermined high frequency state and maintaining the predetermined time period.
  8. 8. The method for low power consumption lock control management of a mining device according to claim 1, further comprising detecting an instantaneous voltage of a power supply battery of the lock control when the lock control wakes up, and controlling the lock control to operate at a basic frequency until the instantaneous voltage is restored to be above a safety threshold if the instantaneous voltage is determined to be lower than a preset safety threshold.
  9. 9. The method for low power consumption lock control management of a mining apparatus according to claim 1, further comprising calculating a corresponding mapping value for each trigger broadcast signal when a plurality of trigger broadcast signals from different upstream locks are received within a preset time window, screening out a largest candidate mapping value from all the mapping values, and determining the candidate mapping value as a mapping value for calculating an instantaneous scan frequency.
  10. 10. A low power lock control management system for mining equipment, comprising a processor and a memory, the memory storing computer program instructions which, when executed by the processor, implement the low power lock control management method for mining equipment according to any one of claims 1-9.

Description

Low-power-consumption lock control management method and system for mining equipment Technical Field The application relates to the technical field of equipment control, in particular to a low-power-consumption lock control management method and system for mining equipment. Background In modern mine construction, in order to ensure production safety and control authority of a core area, electronic lock control devices are usually deployed on key nodes such as underground power substations, refuge chambers, inspection instrument boxes and the like, the lock control devices are usually powered by batteries, and because of the particularity of environments such as underground high gas or high dust and the like, the operation of replacing batteries is very complicated and has potential safety hazards, so that the power consumption is reduced to the greatest extent on the premise of ensuring that the lock control devices can timely respond to unlocking requests of legal users, and the service life of the batteries is prolonged. In the related art, a mining lock control device generally detects a peripheral unlocking signal, such as an RFID (Radio Frequency Identification, radio frequency identification technology) radio frequency card or a bluetooth signal, by using a fixed-period intermittent scanning manner, which requires that the lock control device wake up at a fixed frequency, such as once every second, to activate a radio frequency receiving circuit. However, the personnel flow in the underground roadway has extremely strong uncertainty and sparsity, during most of the time period, no personnel pass around the lock control device, the lock control device is frequently awakened and scanned, so that not only can effective signals not be obtained, but also a large amount of electric energy is consumed, and invalid power consumption is excessively high, but if the sleep time is simply prolonged for saving electricity, when the inspection personnel pass through, the lock control device can not capture unlocking signals in time because of being in a deep sleep state, and the underground operation efficiency and even the emergency rescue speed are affected. Therefore, there is a need for a lock control management method that can dynamically adjust the operating state according to the possibility of a person arriving, and significantly reduce the invalid scanning power consumption while ensuring the response speed. Disclosure of Invention The application provides a low-power-consumption lock control management method and a system for mining equipment, which are used for realizing the low-power-consumption management of lock control of the mining equipment. According to a first aspect of the embodiment of the application, a low-power-consumption lock control management method for mining equipment is provided, and the method comprises the steps of receiving a trigger broadcast signal sent by an upstream lock control, analyzing trigger time and position information of the upstream lock control according to the trigger broadcast signal, obtaining a prestored topological distance parameter, determining distance information according to the position information of the upstream lock control and the topological distance parameter, determining a time dimension index according to the trigger time and the distance information, determining an instantaneous scanning frequency of the lock control at the current time according to the deviation degree of the current time relative to the expected arrival time of a patrol personnel, obtaining historical accumulated scanning total times of the current lock control, determining an energy budget coefficient of the lock control according to the historical accumulated scanning total times, the maximum scannable total times and an attenuation control index, determining a mapping value according to the time dimension index and a preset corresponding relation, constructing the preset corresponding relation based on standard normal distribution, determining an instantaneous scanning frequency of the lock control at the current time according to the energy budget coefficient, a basic frequency, the mapping value and a preset time window width parameter, and determining a target dormancy time duration before awakening according to the instantaneous scanning frequency. In this way, low power management of the lock control of the mining equipment can be achieved. Optionally, determining the time dimension index according to the trigger time and the distance information includes: , wherein, For the time dimension index to be used,As a logarithmic function based on natural constants,As the time stamp information of the current time,For the time stamp information of the trigger moment,The path parameter is a logarithmic value of a ratio of the distance information to the historical average moving speed,Is a preset speed dispersion parameter. Therefore, the travel time of underground personnel is