CN116228188A - Railway passenger station equipment management method, device, equipment and readable storage medium - Google Patents
Railway passenger station equipment management method, device, equipment and readable storage medium Download PDFInfo
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Abstract
The invention provides a railway passenger station equipment management method, a device, mobile operation equipment and a readable storage medium, relating to the technical field of equipment management and comprising the steps of acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of the mobile operation equipment in each structural layer of a railway passenger station; acquiring multi-sensor data fusion positioning coordinates of mobile operation equipment in real time; the multi-sensor data are fused with the positioning coordinates and the allowable activity height range to carry out matching judgment; matching and judging the multi-sensor data fusion positioning coordinates with the allowable active area set of the current railway passenger station structural layer; the method and the device for positioning the mobile operation equipment can realize accurate positioning of the mobile operation equipment and eliminate position abnormality of the mobile operation equipment.
Description
Technical Field
The present invention relates to the field of equipment management technologies, and in particular, to a method, an apparatus, a device, and a readable storage medium for managing railway passenger station equipment.
Background
The railway passenger station is a tie for connecting railway passenger departments with passengers, and has complex structure and numerous devices. The existing equipment management of the railway passenger station mainly uses manpower, and has low efficiency and higher potential safety hazard. Currently, equipment management of most railway passenger stations mainly depends on a monitoring system, and is still responsible for management staff in decision making and processing links of equipment management. Therefore, the management efficiency is low, the management dead angle exists, and a scientific and effective management means is lacked. In particular, the above problems are more pronounced when it comes to the management of some mobile work equipment in railway passenger stations.
Disclosure of Invention
The invention aims to provide a railway passenger station equipment management method, a railway passenger station equipment management device, mobile operation equipment and a readable storage medium, so as to solve the problems. In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
in a first aspect, the present application provides a method for managing railway passenger station equipment, including:
acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of mobile operation equipment at each structural layer of a railway passenger station;
Acquiring multi-sensor data fusion positioning coordinates of mobile operation equipment in real time;
matching and judging the multi-sensor data fusion positioning coordinates with the allowable activity height range to obtain a first judgment result, and sending out a first position abnormality alarm according to the first judgment result;
matching and judging the multi-sensor data fusion positioning coordinates with the allowable active area set of the current railway passenger station structural layer to obtain a second judgment result, and sending out a second position abnormality alarm according to the second judgment result;
calculating the minimum vertical distance between the multi-sensor data fusion positioning coordinates and all the allowable active routes in the allowable active route set of the current railway passenger station structural layer, judging whether the minimum vertical distance is smaller than a preset error value, obtaining a third judgment result, sending out a third position abnormality alarm or outputting corrected positioning coordinate results according to the third judgment result, wherein the corrected positioning coordinate results are the hanging feet of the active route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinates.
In a second aspect, the present application further provides a railway passenger station equipment management device, including:
The acquisition module is used for acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of the mobile operation equipment at each structural layer of the railway passenger station;
the real-time acquisition module is used for acquiring the multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time;
the first matching module is used for carrying out matching judgment on the multi-sensor data fusion positioning coordinates and the allowable activity height range to obtain a first judgment result, and sending out a first position abnormality alarm according to the first judgment result;
the second matching module is used for carrying out matching judgment on the multi-sensor data fusion positioning coordinates and the allowable active area set of the current railway passenger station structural layer to obtain a second judgment result, and sending out a second position abnormality alarm according to the second judgment result;
the third matching module is used for calculating the minimum vertical distance between the multi-sensor data fusion positioning coordinates and all the allowable movable routes in the allowable movable route set of the current railway passenger station structural layer, judging whether the minimum vertical distance is smaller than a preset error value, obtaining a third judgment result, sending out a third position abnormality alarm or outputting corrected positioning coordinate results according to the third judgment result, wherein the corrected positioning coordinate results are the vertical feet of the movable route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinates.
In a third aspect, the present application also provides a rail passenger station equipment management device, comprising:
a memory for storing a computer program;
and the processor is used for realizing the steps of the railway passenger station equipment management method when executing the computer program.
In a fourth aspect, the present application also provides a readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the rail passenger station based equipment management method described above.
The beneficial effects of the invention are as follows: the invention can realize accurate positioning of the mobile operation equipment, output the positioning result after correcting the multi-sensor data fusion positioning coordinates again, and further improve the positioning accuracy. And when the position of the mobile operation equipment is abnormal, the abnormal position condition of the mobile operation equipment can be timely checked, so that a manager can conveniently acquire an alarm in time, the positioning management efficiency of the mobile operation equipment is greatly improved, and the management dead angle of the mobile operation equipment is avoided.
The method and the device acquire the allowable active route set, the allowable active area set and the allowable active height range of the mobile operation equipment at each structural layer of the railway passenger station, so that the allowable active route, the allowable active area and the allowable active height of the mobile operation equipment are acquired in layers at the railway passenger station, and the subsequent accurate positioning is facilitated; according to the invention, the multi-sensor data fusion positioning coordinates of the mobile operation equipment are obtained in real time, so that the positioning accuracy of the mobile operation equipment is improved, and the positioning accuracy of the mobile operation equipment is further improved by further correcting the multi-sensor data fusion positioning coordinates; according to the invention, the first matching module, the second matching module and the third matching module are used for checking abnormal positions step by step, so that accurate management on the positioning of the mobile operation equipment is realized, a manager is helped to quickly check the abnormal position condition of the mobile operation equipment, an abnormal alarm is timely sent out, and when the position of the mobile operation equipment is not abnormal, the current multi-sensor data fusion positioning coordinates are recorded, so that the current position of the mobile operation equipment is convenient to check.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a method for managing railway passenger station equipment according to an embodiment of the invention.
Fig. 2 is a schematic structural diagram of a railway passenger station equipment management device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a railway passenger station device management device according to an embodiment of the present invention.
The marks in the figure: 600. an acquisition module; 601. a data acquisition module; 602. a first building block; 603. a second building block; 604. a third building module; 605. a fourth building module; 606. a first computing module; 700. a real-time acquisition module; 701. a second computing module; 702. a third calculation module; 703. a fourth calculation module; 704. a fifth calculation module; 801. a first matching module; 802. a second matching module; 803. a third matching module; 901. a login response module; 902. a start response module; 903. ending the response module; 1000. railway passenger station equipment management equipment; 1001. a processor; 1002. a memory; 1003. a multimedia component; 1004. an I/O interface; 1005. a communication component.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
Example 1:
the embodiment provides a railway passenger station equipment management method.
Referring to fig. 1, the method is shown to include steps S100, S200, S300, S400, and S500.
Step S100: the method comprises the steps of acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of mobile operation equipment at each structural layer of a railway passenger station.
There are a large number of trucks, carts, moving implements, anti-slip implements (e.g., shoes), service tools, sewage suction equipment, etc. that shuttle in a platform in a rail passenger station, such equipment has its fixed travel path, and once the equipment deviates from the travel path, it crosses the passenger or worker flow line, it is prone to accidents. There is a need for real-time positioning and management of such devices.
The step S100 specifically includes the following steps:
step S101: and obtaining the structural data of each structural layer of the railway passenger station.
Specifically, in step S101, the railway passenger station is a multi-layer three-dimensional structure, and generally includes a waiting layer, an arrival layer, and a platform layer, so that structural data of the waiting layer, the arrival layer, and the platform layer are acquired.
Step S102: and constructing a plane rectangular coordinate system of each structural layer of the railway passenger station based on the structural data of each structural layer of the railway passenger station.
Specifically in step S102: and constructing a plane rectangular coordinate system o-xy, o '-x' y ', o' -x 'y' of the waiting layer, the arrival layer and the platform layer.
Step S103: and correspondingly constructing a building corner point set of the mobile operation equipment on each structural layer of the railway passenger station according to the plane rectangular coordinate system of each structural layer of the railway passenger station.
Specifically in step S103:
building corner point sets of a waiting layer are as follows: a= { d 1 ＝(x 1 ,y 1 ),d 2 ＝(x 2 ,y 2 ),d 3 ,d 4 ,…d n }, where d 1 、d 2 、d 3 、d 4 …d n All represent building corner points, 1, 2, 3 and 4.
Building a building corner point set of an arrival layer, wherein the building corner point set comprises: a '= { d' 1 ＝(x′ 1 ,y′ 1 ),d′ 2 ＝(x′ 2 ,y′ 2 ),d′ 3 ,d′ 4 ,…d′ n′ }, where d 1 、d 2 、d 3 、d 4 …d n′ All represent building corner points, 1, 2, 3 and 4..n 'all represent corner point numbers of the reached storey building, and n' is a positive integer;
building corner point sets for constructing platform layers are as follows: a "= { d" 1 ＝(x″ 1 ,y″ 1 ),d″ 2 ＝(x″ 2 ,y″ 2 ),d″ 3 ,d″ 4 ,…d″ n″ }, where d 1 、d 2 、d 3 、d 4 …d n″ All represent building corner points, 1, 2, 3 and 4.
Step S104: and constructing an allowable active route set of the mobile operation equipment at each structural layer of the railway passenger station according to the building corner point set of the mobile operation equipment at each structural layer of the railway passenger station.
So in step S104:
The built waiting layer allows the active route set to be expressed as: b= { l 1 ＝(d 1 ,d 2 ),l 2 ＝(d 3 ,d 4 ),l 3 ,l 4 ,…l m "wherein l 1 、l 2 、l 3 、l 4 …l m All represent permitted activity routes, 1, 2, 3 and 4.m represent permitted activity route serial numbers of a waiting layer, and m is a positive integer;
the arrival layer is constructed to allow the active route set to be expressed as: b '= { l' 1 ＝(d′ 1 ,d′ 2 ),l′ 2 ＝(d′ 3 ,d′ 4 ),l′ 3 ,l′ 4 ,…l′ m′ "wherein l' 1 、l′ 2 、l′ 3 、l′ 4 …l′ m′ All represent permitted activity routes, 1, 2, 3, 4..m 'all represent permitted activity route numbers to reach the layer, m' takes positive integers;
the platform layer is constructed to allow the active route set to be expressed as: b "= { l") 1 ＝(d″ 1 ,d″ 2 ),l″ 2 ＝(d″ 2 ,d″ 3 ),l″ 3 ,l″ 4 ,…l″ m″ "wherein l 1 、l″ 2 、l″ 3 、l″ 4 …l″ m″ All represent permitted activity routes, 1, 2, 3, 4..m "all represent platform layer permitted activity route numbers, m" is a positive integer.
Step S105: and constructing an allowed active area set of the mobile operation equipment at each structural layer of the railway passenger station according to the allowed active route set of the mobile operation equipment at each structural layer of the railway passenger station.
So in step S105:
the built waiting layer allows the active area set to be expressed as: c= { S 1 ＝(l 1 ,l 2 ,…l k ),S 2 ,S 3 …S q S, where S 1 、S 2 、S 3 、…S q All represent permitted activity routes, 1, 2, 3, and 4 1 ＝(l 1 ,l 2 ,…l k ) Represent S 1 Is surrounded by k allowed movable routes S 2 ,S 3 …S q And so on;
The arrival layer constructed allows the active region set to be denoted as C '= { S' 1 ＝(l′ 1 ,l′ 2 ,…l′ k′ ),S′ 2 ,S′ 3 ,…S′ q′ S ', where S' 1 、S′ 2 、S′ 3 、…S′ q′ All represent permitted activity routes, 1, 2, 3, 4..q 'all represent permitted activity area sequence numbers of arrival layers, q' takes positive integer, S '' 1 ＝(l′ 1 ,l′ 2 ,…l′ k′ ) Representing S' 1 Is surrounded by k 'allowed movable routes, S' 2 ,S′ 3 ,…S′ q′ And so on;
the constructed platform layer allows the active region set to be denoted as C "= { S" 1 ＝(l″ 1 ,l″ 2 ,…l″ k″ ),S″ 2 ,S″ 3 ,…S″ q″ "wherein S 1 、S″ 2 、S″ 3 、…S″ q″ All represent allowed activity routes, 1, 2, 3, 4..q "all represent platform layer allowed activity area sequence numbers, q 'is a positive integer, S' 1 ＝(l″ 1 ,l″ 2 ,…l″ k″ ) Representing S 1 Is surrounded by k' allowed activity routes, S 2 ,S″ 3 ,…S″ q″ And so on.
Step S106: and calculating the allowable movable height range of the mobile operation equipment at each structural layer of the railway passenger station according to the air pressure-height formula.
Specifically in step S106:
according to the formula of air pressure-height
And calculating the height range of the mobile operation equipment in the structural layer, setting the height h of the target mobile operation equipment, and obtaining the actual height of the railway passenger station.
The range of allowed activity heights for the waiting floor is expressed as: h= { h|h 1 <h<h 2 }, where h 1 Is the minimum height of the waiting layer, h 2 The maximum height of the waiting layer is set;
the reach level allowed activity height range is expressed as: h ' = { H ' |h ' 1 <h′<h′ 2 And }, where h' 1 To reach the minimum layer height, h' 2 To reach the maximum height of the layer;
the range of allowed activity heights of the platform layer is expressed as: h "= { H" |h ") 1 <h″<h″ 2 "wherein h 1 For the minimum height of the platform layer, h 2 Is the maximum height of the platform layer.
Step S200: and acquiring the multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time. The step S200 of the invention mainly utilizes the 5G transmission technology and various positioning systems to acquire the information in the step S100, and the 5G auxiliary transmission is high in precision, high in speed, large in transmission quantity and good in instantaneity.
The step S200 specifically includes the following steps:
step S201: constructing a Markov chain obeyed between the Bluetooth system and the inertial navigation system, and calculating to obtain a first calculation result according to a Markov transition matrix between the Bluetooth system and the inertial navigation system, wherein the first calculation result comprises a mixing probability, a mixing observation value and a mixing variance corresponding to the Bluetooth system and the inertial navigation system;
specifically in step S201:
the Bluetooth system and the inertial navigation system respectively establish a state equation and an observation equation of the mobile action equipment according to the equipment station movement rule.
The equation of state:
x(k+1)＝f[k,x(k)]+G(k)ω(k)
observation equation:
Z(k)＝h[k,x(k)]+ν(k)
Wherein f [ k, x (k) ] is a state transfer function at k moment, G (k) is a noise driving matrix, ω (k), h [ k, x (k) ] is a transformation matrix function between data observed at k moment and a state to be obtained, and v (k) is Gaussian white noise.
And calculating the mixing probability, the mixing observation value and the mixing variance of the Bluetooth system j and the inertial navigation system i, wherein the Bluetooth system j is taken as an example, and the calculation formula of the inertial navigation system i is the same as that of the Bluetooth system j.
Mixing probability:
i is an inertial navigation positioning system, k represents time,
to normalize constant, p ij Mu, the probability of system transition i (k) The posterior probability of system i at time k.
Mixing observations:
Z i and (5) observing an equation for the inertial navigation positioning system.
Mixing variance:
R i (k+1) represents the mixing variance of the inertial navigation system at time K+1, and T is the positioning period.
Step S202: performing filtering calculation according to the first calculation result to obtain a filtering calculation result corresponding to the Bluetooth system and the inertial navigation system;
specifically, in step S202, the mixed observed value and the mixed variance obtained in step S201 are used as inputs, and the extended kalman filter is used to perform filtering calculation, where the difference between the model output frequency measured value and the actual measured value is:
h[x(k+1)|k]as a transformation matrix function between the observed data at time k +1 and the state to be obtained, 
Is the mixed observation at time k+1.
Step S203: calculating the weight occupied by the Bluetooth system according to the filtering calculation result of the Bluetooth system, and calculating the weight occupied by the inertial navigation system according to the filtering calculation result of the inertial navigation system;
the posterior probability mu of the system j at the moment k+1 is adopted j And (k+1) updating the system, and calculating likelihood functions and weights of the Bluetooth positioning system and the inertial navigation positioning system. Taking bluetooth system j as an example, the probability of bluetooth system j being active at time k+1 is denoted as ρ j (k+1),Z j (k+1) represents the observation vector of the j system at time k+1.
System likelihood function:
Λ j (k+1)＝P{Z j (k+1)|ρ i (k+1),X k }
system weight:
X k for the state at time k, the normalization constant is:
step S204: and carrying out fusion calculation according to the weight occupied by the Bluetooth system, the weight occupied by the inertial navigation system and the Bayesian theory to obtain the multi-sensor data fusion positioning coordinates.
(4) System fusion output
At the output end, according to the weight occupied by the Bluetooth system and the inertial navigation system, combining with the Bayesian theory, carrying out equipment positioning result fusion to obtain a final multi-sensor data fusion positioning coordinate result, wherein the final multi-sensor data fusion positioning coordinate result is expressed as follows:
step S300: and carrying out matching judgment on the multi-sensor data fusion positioning coordinates and the allowable activity height range to obtain a first judgment result, and sending out a first position abnormality alarm according to the first judgment result.
Step S300 is specifically to match the multi-sensor data fusion positioning coordinate with an allowable activity height range, determine whether the multi-sensor data fusion positioning coordinate is within the allowable activity height range, if yes, determine a structural layer of a railway passenger station where the mobile operation device is currently located, and enter the next step; if not, a first position abnormality alarm is sent.
Step S400: and carrying out matching judgment on the multi-sensor data fusion positioning coordinates and the allowable active area set of the current railway passenger station structural layer to obtain a second judgment result, and sending out a second position abnormality alarm according to the second judgment result.
Step S400 is specifically to match the multi-sensor data fusion positioning coordinate with an allowed active area set of a current passenger station structural layer, determine whether the multi-sensor data fusion positioning coordinate is in the allowed active area set, and if yes, enter the next step; if not, a second position abnormality alarm is sent;
step S500: calculating the minimum vertical distance between the multi-sensor data fusion positioning coordinates and all the allowable active routes in the allowable active route set of the current railway passenger station structural layer, judging whether the minimum vertical distance is smaller than a preset error value, obtaining a third judgment result, sending out a third position abnormality alarm or outputting corrected positioning coordinate results according to the third judgment result, wherein the corrected positioning coordinate results are the hanging feet of the active route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinates.
Step S500 is specifically to calculate the minimum vertical distance between the multi-sensor data fusion positioning coordinates and all the allowable active routes in the allowable active route set of the current railway passenger station structural layer, judge whether the minimum vertical distance is smaller than a preset error value, if yes, output corrected positioning coordinate results, wherein the corrected positioning coordinate results are the vertical feet of the active route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinates; if not, a third position abnormality alarm is issued.
In step S300 to step S500:
acquiring multi-sensor data fusion positioning coordinates (x) of mobile operation equipment in real time 0 ,y 0 ,z 0 )。
First, the number of layers in which the coordinates of the target object are located is determined. If z 0 E, H, the mobile operation equipment is positioned on the waiting layer; if z 0 E, H', the mobile operation equipment is positioned at the arrival layer; if z 0 E H ", the mobile work device is located at the arrival layer. And if the mobile operation equipment is not located in the range, which means that the equipment is located in an unreasonable position, a first position abnormality alarm is sent.
Taking the waiting layer as an example, if the device is in the waiting layer, invoking the waiting layer may allow the active area set, if (x 0 ,y 0 ) e.C. And if the data fusion positioning coordinates of the representative multiple sensors accord with the actual scene condition, entering the next step, otherwise, sending out a second position abnormality alarm.
Calculating the vertical distance between the multi-sensor data fusion positioning coordinates and all the movable routes in the B, determining the minimum value k, setting the maximum value coefficient alpha of the error range by considering the error of the multi-sensor data fusion positioning coordinates, and if k<Alpha, the multisensor data are fused to form a drop foot (x 'of the movable route corresponding to the minimum value k and the positioning coordinate' 0 ,y′ 0 ,z′ 0 ). Outputting the corrected positioning coordinate result (x' 0 ,y′ 0 ,z′ 0 ). If k>And alpha, the system sends a third position abnormality alarm.
If the equipment is not in a normal working state, is not in a correct working position and deviates from a safe running path, the manager immediately receives the alarm sent by the system. In addition, the system uses the electronic fence technology to encircle the accident area and prevent other people from stepping in. When the manager gives an alarm, the manager immediately sends an instruction to the corresponding maintenance personnel, so that quick docking is realized, firefighters and medical staff are automatically docked in severe cases, the follow-up processing work is conveniently and quickly performed, and the loss of a passenger station is reduced.
The method further comprises a step 1100, wherein the step 1100 specifically comprises:
step 1101: receiving login request information sent by a client, verifying and recording the login request information, and feeding back a login result to the client in response to the login request information, wherein the login request information comprises identity information of an operator;
Step 1102: receiving and recording mobile operation equipment starting operation request information sent by a client, responding to the mobile operation equipment starting operation request information, starting to acquire multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time, recording corrected positioning coordinate results, and feeding back corrected positioning coordinate results to the client, wherein the mobile operation equipment starting operation request information is information sent by the client through scanning an identification two-dimensional code on the mobile operation equipment, and comprises the number of the mobile operation equipment, the starting operation time of the mobile operation equipment and the identity information of an operator;
step 1103: receiving and recording mobile operation equipment end work request information sent by a client, and stopping acquiring multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time in response to the mobile operation equipment end work request information, stopping recording corrected positioning coordinate results, and stopping feeding back corrected positioning coordinate results to the client, wherein the mobile operation equipment end work request information comprises the number of the mobile operation equipment, the mobile operation equipment end work time and the identity information of operators.
Step 1100 is mainly used for recording the whole process of taking out, moving, working and replacing the place of the mobile equipment by the operator and matching with the path of the operator using the equipment, so as to facilitate the follow-up of accidents such as loss and damage of the subsequent equipment.
The method further comprises a step 1200, and the step 1200 specifically comprises:
step 1201: monitoring the network connection condition and the power-on condition of the fixed operation equipment;
step 1202: receiving a network disconnection signal and/or a power failure signal sent by fixed operation equipment;
step 1203: a disconnection alarm and/or a power outage alarm is issued.
In this step 1200, a large number of large stationary equipment exists at the rail passenger station, such as escalators, straight ladders, security check machines, ticket vending machines, ticket gate machines, and the like. Passengers often transact business at such devices. Therefore, the state of the circuit system and the network system can be monitored, and besides, the state of cameras in heavy-point areas such as an entrance, a waiting hall, an exit channel, a ticket vending hall and the like can be monitored. Due to the number of passengers in the station, once the equipment fails, the handling time of the passengers can be delayed if the equipment is light, and the safety of the passengers can be endangered if the equipment is faulty. Thus, the operating status of such devices is monitored, ensuring their proper operation.
The method further comprises a step 1300, wherein the step 1300 specifically comprises:
step 1301: acquiring first information, wherein the first information comprises equipment model, service time, maintenance times, wear degree and actual residual service life;
step 1302: constructing and training a first neural network model;
step 1303: taking the first information as input of a first neural network model, and outputting a service life predicted value of the equipment;
step 1304: acquiring second information, wherein the second information comprises data of operation personnel using and maintenance management equipment;
step 1305: constructing and training a second neural network model;
step 1306: taking the second information as input of a second neural network model, and outputting a predicted equipment accident occurrence period;
step 1307: acquiring third information, wherein the third information comprises data of using, maintaining and managing equipment by an operator and health data of the equipment;
step 1308: constructing and training a third neural network model;
step 1309: and taking the third information as the input of the third neural network model, and outputting the health condition of the equipment.
The neural network models involved in step 1300 are all neural network models of the prior art.
The apparatus described in step 1300 includes a stationary work apparatus and a mobile work apparatus.
Collecting information such as the use time, the use times, the overhaul times, the maintenance times and the like of the input equipment, and facilitating the call, statistics and analysis at any time and realizing the full life cycle management of the equipment; the equipment is subjected to fault prediction, health analysis and life calculation, so that basis is provided for subsequent links such as equipment maintenance, scrapping and updating, full life cycle management of the equipment is realized, and potential safety hazards are effectively avoided.
The first neural network model is constructed and trained as an example, and the second neural network model and the third neural network model are the same as the first neural network model, and are not described herein.
In steps 1301-1303:
statistics of historical data of the equipment, and formation of training data o= [ O ] in terms of equipment model (price, grade, scale, etc.), use duration, number of repairs, and degree of wear (grading determination) 1 ,o 2 ,…,o n ]As the neurons of the input layer m of the neural network, the number of neurons of the hidden layer i is set to 10, and the neurons of the output layer k represent predicted remaining life parameters (duration, number of uses, etc.).
Take the input layer-hidden layer as an example. Setting the weight vector W= [ W ] of the input layer to the hidden layer 1 ,w 2 ,…,w n ]Initially set w 1 ＝w 2 ＝…＝w n Calculating input values of single neurons of the hidden layer:
the input of the hidden layer single neuron is converted into output by using a Sigmoid function:
NE out ＝sigmoid(NE out )
hidden layer-output layer is the same.
Updating by gradient descent methodAnd (5) a weight. Firstly, updating a hidden layer-output layer connection weight matrix W i,k Outputting the error between the predicted remaining life parameter value and the actual remaining life parameter value as E k The weight matrix update formula is as follows:
W′ i,k ＝W i,k +ΔW i,k
wherein DeltaW is i,k For updating the weight value, the calculation formula is as follows:
ΔW i,k ＝αE i O k (1-O k )O i T
wherein E is i O is the error vector of the actual value and the predicted value of the hidden layer k For the output vector of the output layer, O i Alpha is learning rate for adjusting weight change intensity.
The input layer-hidden layer weight update is the same.
Setting an error threshold value beta, if the error of the model prediction result is larger than beta, repeating iteration to update the weight, and if the error is smaller than beta, conforming to the requirement, and finishing training.
And inputting the relevant parameter value of the equipment to be predicted for testing, and calculating the residual life relevant parameter value of the equipment by the model.
Example 2:
as shown in fig. 2, the present embodiment provides a railway passenger station apparatus management device, which includes:
The acquisition module 600 is used for acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of the mobile operation equipment at each structural layer of the railway passenger station;
the real-time acquisition module 700 is used for acquiring the multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time;
the first matching module 801 is configured to perform matching judgment on the multi-sensor data fusion positioning coordinate and the allowable activity height range, obtain a first judgment result, and send out a first position abnormality alarm according to the first judgment result;
the second matching module 802 is configured to perform matching judgment on the multi-sensor data fusion positioning coordinate and the allowable active area set of the current passenger station structural layer, obtain a second judgment result, and send out a second position abnormality alarm according to the second judgment result;
and a third matching module 803, configured to calculate a minimum vertical distance between the multi-sensor data fusion positioning coordinate and all allowable active routes in the allowable active route set of the current railway passenger station structural layer, determine whether the minimum vertical distance is smaller than a preset error value, obtain a third determination result, send out a third position abnormality alarm according to the third determination result, or output a corrected positioning coordinate result, where the corrected positioning coordinate result is a perpendicular foot of the active route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinate.
The acquisition module 600 includes:
the data acquisition module 601 is configured to acquire structural data of each structural layer of the railway passenger station;
the first construction module 602 is configured to construct a planar rectangular coordinate system of each structural layer of the railway passenger station based on the structural data of each structural layer of the railway passenger station;
the second construction module 603 is configured to correspondingly construct a building corner point set of the mobile operation device at each structural layer of the railway passenger station according to the planar rectangular coordinate system of each structural layer of the railway passenger station;
a third construction module 604, configured to construct an allowable active route set of the mobile operation device at each structural layer of the railway passenger station according to the building corner point set of the mobile operation device at each structural layer of the railway passenger station;
a fourth construction module 605, configured to construct a set of allowed activity areas of the mobile operation device at each structural layer of the railway passenger station according to the set of allowed activity routes of the mobile operation device at each structural layer of the railway passenger station;
the first calculation module 606 is configured to calculate an allowable activity height range of the mobile operation device at each structural layer of the railway passenger station according to the air pressure-height formula.
The real-time acquisition module 700 includes:
the second calculation module 701 is configured to construct a markov chain between the bluetooth system and the inertial navigation system, and calculate to obtain a first calculation result according to a markov transition matrix between the bluetooth system and the inertial navigation system, where the first calculation result includes a mixing probability, a mixing observation value, and a mixing variance corresponding to the bluetooth system and the inertial navigation system;
The third calculation module 702 is configured to perform filtering calculation according to the first calculation result to obtain a filtering calculation result corresponding to the bluetooth system and the inertial navigation system;
a fourth calculation module 703, configured to calculate the weight occupied by the bluetooth system according to the filtering calculation result of the bluetooth system, and calculate the weight occupied by the inertial navigation system according to the filtering calculation result of the inertial navigation system;
and a fifth calculation module 704, configured to perform fusion calculation according to the weight occupied by the bluetooth system, the weight occupied by the inertial navigation system, and the bayesian theory, to obtain the multi-sensor data fusion positioning coordinate.
The management device further includes:
the login response module 901 is configured to receive login request information sent by a client, verify and record the login request information, and respond to the login request information to feed back a login result to the client, where the login request information includes identity information of an operator;
a start response module 902, configured to receive and record mobile operation equipment start operation request information sent by a client, respond to the mobile operation equipment start operation request information, start to acquire multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time, record a corrected positioning coordinate result, and feed back the corrected positioning coordinate result to the client, where the mobile operation equipment start operation request information is information sent by the client through scanning an identification two-dimensional code on the mobile operation equipment, and the mobile operation equipment start operation request information includes a number of the mobile operation equipment, a start operation time of the mobile operation equipment, and identity information of an operator;
The end response module 903 is configured to receive and record mobile operation device end operation request information sent by the client, respond to the mobile operation device end operation request information, stop acquiring the multi-sensor data fusion positioning coordinates of the mobile operation device in real time, stop recording the corrected positioning coordinate result, and stop feeding back the corrected positioning coordinate result to the client, where the mobile operation device end operation request information includes the number of the mobile operation device, the end operation time of the mobile operation device, and the identity information of the operator.
It should be noted that, regarding the apparatus in the above embodiments, the specific manner in which the respective modules perform the operations has been described in detail in the embodiments regarding the method, and will not be described in detail herein.
Example 3:
corresponding to the above method embodiment, there is also provided a railway passenger station device management apparatus in this embodiment, and a railway passenger station device management apparatus described below and a railway passenger station device management method described above may be referred to correspondingly with each other.
Fig. 3 is a block diagram of a rail passenger station equipment management device 1000, shown in accordance with an exemplary embodiment. As shown in fig. 3, the rail passenger station apparatus management apparatus 1000 may include: a processor 1001, and a memory 1002. The rail passenger station equipment management device 1000 can also include one or more of a multimedia component 1003, an i/O interface 1004, and a communication component 1005.
Wherein the processor 1001 is configured to control the overall operation of the rail passenger station apparatus management device 1000 to perform all or part of the steps of the rail passenger station apparatus management method described above. The memory 1002 is used to store various types of data to support operation at the rail passenger station apparatus management device 1000, which may include, for example, instructions for any application or method operating on the rail passenger station apparatus management device 1000, as well as application related data, such as contact data, messaging, pictures, audio, video, and the like. The memory 1002 may be implemented by any type or combination of volatile or non-volatile memory mobile work devices, such as Static Random Access Memory (SRAM), electrically erasable programmable Read-only memory (EEPROM), erasable programmable Read-only memory (EPROM), programmable Read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk. The multimedia component 1003 may include a screen and audio components. Wherein the screen may be, for example, a touch screen, the audio component being for outputting and/or inputting audio signals. For example, the audio component may include a microphone for receiving external audio signals. The received audio signals may be further stored in the memory 1002 or transmitted through the communication component 1005. The audio assembly further comprises at least one speaker for outputting audio signals. The I/O interface 1004 provides an interface between the processor 1001 and other interface modules, which may be a keyboard, mouse, buttons, etc. These buttons may be virtual buttons or physical buttons. The communication component 1005 is used for wired or wireless communication between the rail passenger station equipment management device 1000 and other mobile work devices. Wireless communication, such as Wi-Fi, bluetooth, near Field Communication (NFC) for short, 2G, 3G, or 4G, or a combination of one or more thereof, and thus the corresponding communication component 1005 may include: wi-Fi module, bluetooth module, NFC module.
In an exemplary embodiment, the rail passenger station equipment management device 1000 may be implemented by one or more Application Specific Integrated Circuits (ASICs), digital Signal Processors (DSPs), digital signal processing mobile job equipment (DSPDs), programmable Logic Devices (PLDs), field Programmable Gate Arrays (FPGAs), controllers, microcontrollers, microprocessors, or other electronic components for performing the rail passenger station equipment management methods described above.
In another exemplary embodiment, a computer readable storage medium is also provided that includes program instructions that when executed by a processor implement the steps of the rail passenger station device management method described above. For example, the computer readable storage medium may be the memory 1002 described above including program instructions executable by the processor 1001 of the rail passenger station device management apparatus 1000 to perform the rail passenger station device management method described above.
Example 4:
corresponding to the above method embodiment, there is also provided a readable storage medium in this embodiment, and a readable storage medium described below and a railway passenger station apparatus management method described above may be referred to correspondingly with each other.
A readable storage medium having stored thereon a computer program which when executed by a processor performs the steps of the rail passenger station equipment management method of the above method embodiment.
The readable storage medium may be a usb disk, a removable hard disk, a Read-only memory (ROM), a random access memory (RandomAccessMemory, RAM), a magnetic disk, or an optical disk, and the like.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (10)
1. A method of managing rail passenger station equipment, comprising:
acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of mobile operation equipment at each structural layer of a railway passenger station;
acquiring multi-sensor data fusion positioning coordinates of mobile operation equipment in real time;
matching and judging the multi-sensor data fusion positioning coordinates with the allowable activity height range to obtain a first judgment result, and sending out a first position abnormality alarm according to the first judgment result;
matching and judging the multi-sensor data fusion positioning coordinates with the allowable active area set of the current railway passenger station structural layer to obtain a second judgment result, and sending out a second position abnormality alarm according to the second judgment result;
calculating the minimum vertical distance between the multi-sensor data fusion positioning coordinates and all the allowable active routes in the allowable active route set of the current railway passenger station structural layer, judging whether the minimum vertical distance is smaller than a preset error value, obtaining a third judgment result, sending out a third position abnormality alarm or outputting corrected positioning coordinate results according to the third judgment result, wherein the corrected positioning coordinate results are the hanging feet of the active route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinates.
2. The method of managing railroad passenger station equipment according to claim 1, wherein acquiring a set of allowed activity routes, a set of allowed activity areas, and a range of allowed activity heights of the mobile work equipment at each structural layer of the railroad passenger station, comprises:
obtaining structural data of each structural layer of a railway passenger station;
constructing a plane rectangular coordinate system of each structural layer of the railway passenger station based on the structural data of each structural layer of the railway passenger station;
correspondingly constructing a building corner point set of mobile operation equipment on each structural layer of the railway passenger station according to the plane rectangular coordinate system of each structural layer of the railway passenger station; constructing an allowable active route set of the mobile operation equipment at each structural layer of the railway passenger station according to the building corner point set of the mobile operation equipment at each structural layer of the railway passenger station;
constructing an allowed active area set of the mobile operation equipment at each structural layer of the railway passenger station according to the allowed active route set of the mobile operation equipment at each structural layer of the railway passenger station;
and calculating the allowable movable height range of the mobile operation equipment at each structural layer of the railway passenger station according to the air pressure-height formula.
3. The method for managing rail passenger station equipment according to claim 1, wherein acquiring the multisensor data fusion positioning coordinates of the mobile work equipment in real time comprises:
Constructing a Markov chain obeyed between the Bluetooth system and the inertial navigation system, and calculating to obtain a first calculation result according to a Markov transition matrix between the Bluetooth system and the inertial navigation system, wherein the first calculation result comprises a mixing probability, a mixing observation value and a mixing variance corresponding to the Bluetooth system and the inertial navigation system;
performing filtering calculation according to the first calculation result to obtain a filtering calculation result corresponding to the Bluetooth system and the inertial navigation system;
calculating the weight occupied by the Bluetooth system according to the filtering calculation result of the Bluetooth system, and calculating the weight occupied by the inertial navigation system according to the filtering calculation result of the inertial navigation system;
and carrying out fusion calculation according to the weight occupied by the Bluetooth system, the weight occupied by the inertial navigation system and the Bayesian theory to obtain the multi-sensor data fusion positioning coordinates.
4. A method of managing rail passenger station equipment as claimed in claim 1, wherein the method further comprises:
receiving login request information sent by a client, verifying and recording the login request information, and feeding back a login result to the client in response to the login request information, wherein the login request information comprises identity information of an operator;
Receiving and recording mobile operation equipment starting operation request information sent by a client, responding to the mobile operation equipment starting operation request information, starting to acquire multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time, recording corrected positioning coordinate results, and feeding back corrected positioning coordinate results to the client, wherein the mobile operation equipment starting operation request information is information sent by the client through scanning an identification two-dimensional code on the mobile operation equipment, and comprises the number of the mobile operation equipment, the starting operation time of the mobile operation equipment and the identity information of an operator;
receiving and recording mobile operation equipment end work request information sent by a client, and stopping acquiring multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time in response to the mobile operation equipment end work request information, stopping recording corrected positioning coordinate results, and stopping feeding back corrected positioning coordinate results to the client, wherein the mobile operation equipment end work request information comprises the number of the mobile operation equipment, the mobile operation equipment end work time and the identity information of operators.
5. A rail passenger station equipment management apparatus, comprising:
the acquisition module is used for acquiring an allowed activity route set, an allowed activity area set and an allowed activity height range of the mobile operation equipment at each structural layer of the railway passenger station;
the real-time acquisition module is used for acquiring the multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time;
the first matching module is used for carrying out matching judgment on the multi-sensor data fusion positioning coordinates and the allowable activity height range to obtain a first judgment result, and sending out a first position abnormality alarm according to the first judgment result;
the second matching module is used for carrying out matching judgment on the multi-sensor data fusion positioning coordinates and the allowable active area set of the current railway passenger station structural layer to obtain a second judgment result, and sending out a second position abnormality alarm according to the second judgment result;
the third matching module is used for calculating the minimum vertical distance between the multi-sensor data fusion positioning coordinates and all the allowable movable routes in the allowable movable route set of the current railway passenger station structural layer, judging whether the minimum vertical distance is smaller than a preset error value, obtaining a third judgment result, sending out a third position abnormality alarm or outputting corrected positioning coordinate results according to the third judgment result, wherein the corrected positioning coordinate results are the vertical feet of the movable route corresponding to the minimum vertical distance and the multi-sensor data fusion positioning coordinates.
6. The rail passenger station equipment management device of claim 5, wherein the acquisition module comprises:
the data acquisition module is used for acquiring the structural data of each structural layer of the railway passenger station;
the first construction module is used for constructing a plane rectangular coordinate system of each structural layer of the railway passenger station based on the structural data of each structural layer of the railway passenger station;
the second construction module is used for correspondingly constructing a building corner point set of the mobile operation equipment on each structural layer of the railway passenger station according to the plane rectangular coordinate system of each structural layer of the railway passenger station;
the third construction module is used for constructing an allowed active route set of the mobile operation equipment at each structural layer of the railway passenger station according to the building corner point set of the mobile operation equipment at each structural layer of the railway passenger station;
the fourth construction module is used for constructing an allowed activity area set of the mobile operation equipment at each structural layer of the railway passenger station according to the allowed activity route set of the mobile operation equipment at each structural layer of the railway passenger station;
the first calculation module is used for calculating the allowable movable height range of the mobile operation equipment at each structural layer of the railway passenger station according to the air pressure-height formula.
7. The rail passenger station equipment management device of claim 5, wherein the real-time acquisition module comprises:
the second calculation module is used for constructing a Markov chain compliant between the Bluetooth system and the inertial navigation system, and calculating to obtain a first calculation result according to a Markov transition matrix between the Bluetooth system and the inertial navigation system, wherein the first calculation result comprises a mixing probability, a mixing observation value and a mixing variance corresponding to the Bluetooth system and the inertial navigation system;
the third calculation module is used for carrying out filtering calculation according to the first calculation result to obtain a filtering calculation result corresponding to the Bluetooth system and the inertial navigation system;
the fourth calculation module is used for calculating the weight occupied by the Bluetooth system according to the filtering calculation result of the Bluetooth system and calculating the weight occupied by the inertial navigation system according to the filtering calculation result of the inertial navigation system;
and the fifth calculation module is used for carrying out fusion calculation according to the weight occupied by the Bluetooth system, the weight occupied by the inertial navigation system and the Bayesian theory to obtain the multi-sensor data fusion positioning coordinates.
8. The rail passenger station equipment management device of claim 5, further comprising:
The login response module is used for receiving login request information sent by the client, verifying and recording the login request information, and feeding back a login result to the client in response to the login request information, wherein the login request information comprises identity information of an operator;
the starting response module is used for receiving and recording mobile operation equipment starting operation request information sent by the client, responding to the mobile operation equipment starting operation request information, starting to acquire multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time, recording a corrected positioning coordinate result, and feeding back the corrected positioning coordinate result to the client, wherein the mobile operation equipment starting operation request information is information sent by the client through scanning an identification two-dimensional code on the mobile operation equipment, and comprises the number of the mobile operation equipment, the starting operation time of the mobile operation equipment and the identity information of an operator;
the end response module is used for receiving and recording the mobile operation equipment end work request information sent by the client, responding to the mobile operation equipment end work request information, stopping acquiring the multi-sensor data fusion positioning coordinates of the mobile operation equipment in real time, stopping recording the corrected positioning coordinate result, and stopping feeding back the corrected positioning coordinate result to the client, wherein the mobile operation equipment end work request information comprises the number of the mobile operation equipment, the mobile operation equipment end work time and the identity information of an operator.
9. A rail passenger station equipment management apparatus comprising:
a memory for storing a computer program;
a processor for implementing the steps of the rail passenger station equipment management method of any one of claims 1 to 4 when executing said computer program.
10. A readable storage medium, characterized by: the readable storage medium has stored thereon a computer program which, when executed by a processor, implements the steps of the rail passenger station device management method of any one of claims 1 to 4.
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