CN108583627A - A kind of Train electrical safe operation monitoring system and method for rail traffic - Google Patents
A kind of Train electrical safe operation monitoring system and method for rail traffic Download PDFInfo
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- CN108583627A CN108583627A CN201810349806.XA CN201810349806A CN108583627A CN 108583627 A CN108583627 A CN 108583627A CN 201810349806 A CN201810349806 A CN 201810349806A CN 108583627 A CN108583627 A CN 108583627A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 26
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- 230000003137 locomotive effect Effects 0.000 claims abstract description 35
- 238000005457 optimization Methods 0.000 claims abstract description 13
- 238000012360 testing method Methods 0.000 claims description 23
- 230000001133 acceleration Effects 0.000 claims description 19
- 238000005265 energy consumption Methods 0.000 claims description 10
- 238000012015 optical character recognition Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 230000007613 environmental effect Effects 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 description 13
- 238000003860 storage Methods 0.000 description 10
- 238000004590 computer program Methods 0.000 description 9
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/70—Details of trackside communication
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/021—Measuring and recording of train speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/04—Automatic systems, e.g. controlled by train; Change-over to manual control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/40—Handling position reports or trackside vehicle data
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A kind of Train electrical safe operation monitoring system and method for rail traffic, including：Locomotive velocity measuring module for the speed of service for detecting train；And the tractive force of train detection module of the tractive force for determining train according to the speed of service of train；And the train running resistance detection module of the running resistance for determining train；And, operation data and parameter to be detected for obtaining train are simultaneously treated detection parameters according to Optimal Parameters model and are optimized, and obtain according at least one of parameter to be detected after operation data and optimization the train payload computing module of the payload and specific load efficiency of train；And the identification number for obtaining train, and determine the train identification module of the vehicle of train；And the Train electrical operational safety monitoring modular for carrying out electric power safety operational monitoring to train.Implement the embodiment of the present invention, the Electrical Safety of train in rail traffic can be improved, and realize the purpose of rail traffic using electricity wisely.
Description
Technical field
The present invention relates to technical field of rail traffic, and in particular to a kind of Train electrical safe operation monitoring of rail traffic
System and method.
Background technology
Linear motion actuator delivery system is as the delivery system applied to optimal development prospect in urban track traffic, not
It is disconnected expanded.Compared with using the vehicle of electric rotating machine driving, small, the light-weight, line using the contour of the vehicle of linear motor driving
Road is adaptable, low noise, working service facility, so, have the linear motion actuator delivery systems of a variety of advantages at home by
Guangzhou Underground uses for the first time.It is promoted to strategic height based on the energy saving important measure as national sustainable development, directly
The payload needs of line motor train are concerned and study, and in turn, Train electrical safe operation present in rail traffic lacks
Mistake problem and using electricity wisely problem are also required to be solved.
Invention content
The embodiment of the invention discloses a kind of Train electrical safe operations of rail traffic to monitor system and method, Neng Goutong
The safety monitoring to train is crossed, enhances the electric power safety when train operation to rail traffic and monitors, improve in rail traffic
The Electrical Safety of train, and realize the purpose of rail traffic using electricity wisely.
First aspect of the embodiment of the present invention discloses a kind of Train electrical safe operation monitoring system of rail traffic, described
The Train electrical safe operation of rail traffic monitors system：
Locomotive velocity measuring module, tractive force of train detection module, train running resistance detection module, train payload calculate
Module, train identification module and Train electrical operational safety monitoring modular, wherein：
The locomotive velocity measuring module, the speed of service of the train for detecting the rail traffic, the speed of service packet
Include the acceleration and present speed of train；
The tractive force of train detection module, the traction for determining the train according to the speed of service of the train
Power；
The train running resistance detection module, the running resistance for determining the train, the running resistance include
Datum drag and additional drag；
The train payload computing module, the operation data for obtaining the train and parameter to be detected, and
The parameter to be detected is optimized according to Optimal Parameters model, and according to be detected after the operation data and optimization
At least one of parameter obtains the payload and specific load efficiency of the train；Wherein, the parameter to be detected is at least wrapped
Unladen vehicle weight, friction coefficient and environmental parameter are included, when the operation data includes at least the speed of service, the train operation
Total weight, the curb weight of the train, the tractive force and the running resistance；
The train identification module, the identification number image for obtaining the train by video monitoring, and according to described
Identification number image obtains the identification number of the train, and determines the vehicle of the train；
The train operating safety monitoring modular, for the vehicle and testing result according to the train, to the train
Electric power safety operational monitoring is carried out, the testing result includes the speed of service, the tractive force, the running resistance, institute
State at least one of payload and the specific load efficiency.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the locomotive velocity measuring module is used for
The mode for detecting the speed of service of the train of the rail traffic is specially：
The locomotive velocity measuring module, for obtaining the speed of service of train at runtime by laser velocimeter；
The locomotive velocity measuring module is additionally operable to transmit the speed of service to backstage management equipment, so that the backstage is managed
Reason equipment stores the speed of service.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the tractive force of train detects mould
Block is used to determine that the mode of the tractive force of the train is specially according to the speed of service of the train：
The tractive force of train detection module, the tractive force characteristic curve for determining the train；Wherein, the traction
Force characteristic curve includes the expection curve of traction characteristics obtained according to tractive force theoretical parameter and is obtained according to traction Experiment of Thermophysics
Practical curve of traction characteristics；And determine the quantity of motor-car in the train, the quantity of motor and institute in each motor-car
State the maximum drawbar pull of target motor in train；And according to the tractive force characteristic curve, the train the speed of service,
The quantity of the motor-car, the quantity of the motor and the maximum drawbar pull determine the tractive force of the train.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the train payload calculates
The mode that module is used for total weight when obtaining the train operation is specially：
The train payload computing module, for according to the datum drag of the tractive force of the train, the train,
The acceleration of the additional drag of the train and the train obtains the total weight when train operation.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the train running resistance detection
Module is for determining that the mode of the datum drag of the train is specially：
The train running resistance detection module, for obtaining the corresponding target constant of the train, and according to the mesh
Mark constant and the speed of service determine the datum drag of the train；
The train running resistance detection module is for determining that the mode of the additional drag of the train is specially：
The train running resistance detection module, the gradient for track where determining the train and the train
Additional resistance due to curve；And total weight when according to the gradient, the additional resistance due to curve and the train operation determines
The additional drag of the train.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the train payload calculates
Module is used to obtain the payload of the train according at least one of the parameter to be detected after the operation data and optimization
Mode with specific load efficiency is specially：
The train payload computing module, for determining train total weight at runtime, the train
The total energy consumption of curb weight and the train；And the sky of the total weight and the train according to the train at runtime
Car weight amount determines the payload of the train；And it is true according to the total energy consumption of the train and the payload of the train
The specific load efficiency of the fixed train.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the train identification module is used for
The mode of the identification number of the train is obtained according to the identification number image, and determines that the mode of the vehicle of the train is specific
For：
The train identification module, for passing through Optical Character Recognition system (Optical Character
Recognition, OCR) identification number in the identification identification number image, and according to the identification number in the identification number image
In position identify the vehicle of the train.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the train identification module is also used
The identification number image of the train is obtained in the fore-end by video monitoring, and the identification number image is converted into image
Electric signal；And described image electricity is transmitted to the back partition of the video monitoring by the transmission section of the video monitoring
Signal, and described image electric signal is stored on digital hard disk by the back partition.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the train operating safety monitoring
Module is used for vehicle and testing result according to the train, and the mode that electric power safety operational monitoring is carried out to the train is specific
For：
The train operating safety detection module, the incoming video text for obtaining the train according to the video monitoring
The station data of part, outbound video file and station；Wherein, the station data includes into lock number and going out lock number；With
And according to the incoming video file, the outbound video file, the station data, the vehicle of the train and described
The testing result of train carries out electric power safety operational monitoring to the train.
Second aspect of the embodiment of the present invention discloses a kind of Train electrical safe operation monitoring method of rail traffic, described
The Train electrical safe operation monitoring method of rail traffic is applied to the Train electrical safety of rail traffic disclosed in first aspect
In operation monitoring system, including：
Locomotive velocity measuring module detects the speed of service of the train of the rail traffic, and the speed of service includes adding for train
Speed and present speed；And
Tractive force of train detection module determines the tractive force of the train according to the speed of service of the train；And
Train running resistance detection module determines the running resistance of the train, the running resistance include datum drag and
Additional drag；And
Train payload computing module obtains the operation data of the train and parameter to be detected, and is joined according to optimization
Exponential model optimizes the parameter to be detected, and in the parameter to be detected according to the operation data and after optimizing at least
A kind of payload and specific load efficiency obtaining the train；Wherein, the parameter to be detected include at least unladen vehicle weight,
Friction coefficient and environmental parameter, total weight, institute when the operation data is including at least the speed of service, the train operation
State curb weight, the tractive force and the running resistance of train；And
Train identification module obtains the identification number image of the train by video monitoring, and according to the identification number image
The identification number of the train is obtained, and determines the vehicle of the train；
Train operating safety monitoring modular carries out power ampere according to the vehicle and testing result of the train to the train
Full operational monitoring, the testing result include the speed of service, the tractive force, the running resistance, the payload
At least one of with the specific load efficiency.
The third aspect of the embodiment of the present invention discloses a kind of server, including：
It is stored with the memory of executable program code；
The processor coupled with the memory；
The processor calls the executable program code stored in the memory, executes the embodiment of the present invention the
The Train electrical safe operation of rail traffic disclosed in one side monitors system.
Fourth aspect of the embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program,
In, the computer program makes computer execute the Train electrical peace of rail traffic disclosed in first aspect of the embodiment of the present invention
Full operation monitoring system.
The 5th aspect of the embodiment of the present invention discloses a kind of computer program product, when the computer program product is being counted
When being run on calculation machine so that the computer executes the Train electrical safe operation monitoring system of rail traffic disclosed in first aspect
System.
Compared with prior art, the embodiment of the present invention has the advantages that：
In the embodiment of the present invention, the Train electrical safe operation monitoring system of rail traffic includes：Locomotive velocity measuring module, row
Vehicle tractive force detection module, train running resistance detection module, train payload computing module, train identification module and train
Operation power safety monitoring module.Wherein, locomotive velocity measuring module is used to detect the fortune for the train for including acceleration and present speed
Scanning frequency degree, to monitor the operating status of train in real time；Tractive force of train detection module is used to be determined according to the speed of service of train
(running resistance includes basic to running resistance of the tractive force and train running resistance detection module of train for determining train
Resistance and additional drag)；Train payload computing module is for obtaining the operation data of train and parameter to be detected, Yi Jigen
Detection parameters are treated according to Optimal Parameters model to optimize, and in the parameter to be detected according to operation data and after optimizing at least
A kind of payload and specific load efficiency obtaining train, by the acquisition of the essential information to train, optimization, to be directed to
Property is monitored train；Train identification module is used to obtain the identification number image of train by video monitoring, and according to mark
Knowledge image obtains the identification number of train, and determines the vehicle of train, after essential information and the optimization to combine train
Parameter to be detected has the unit efficiency situation to train of emphasis to be monitored；Train operating safety monitoring modular is used for basis
The vehicle and testing result of train carry out electric power safety operational monitoring to train.In conclusion implementing the embodiment of the present invention, energy
Enough by the safety monitoring to train, enhances the electric power safety when train operation to rail traffic and monitor dynamics, improve rail
The Electrical Safety of train in road traffic, and realize the purpose of rail traffic using electricity wisely.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is that a kind of structure of the Train electrical safe operation monitoring system of rail traffic disclosed by the embodiments of the present invention is shown
It is intended to；
Fig. 2 is that a kind of interaction of the Train electrical safe operation monitoring method of rail traffic disclosed by the embodiments of the present invention is shown
It is intended to；
Fig. 3 is a kind of structural schematic diagram of server disclosed by the embodiments of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that the term " comprising " and " having " in the embodiment of the present invention and attached drawing and their any changes
Shape, it is intended that cover and non-exclusive include.Such as contain the process of series of steps or unit, method, system, product or
Equipment is not limited to the step of having listed or unit, but further includes the steps that optionally not listing or unit or optional
Ground further includes for the intrinsic other steps of these processes, method, product or equipment or unit.
The embodiment of the invention discloses a kind of Train electrical safe operations of rail traffic to monitor system and method, Neng Goutong
The safety monitoring to train is crossed, enhances the electric power safety when train operation to rail traffic and monitors dynamics, improve track friendship
The Electrical Safety of train in logical, and realize the purpose of rail traffic using electricity wisely.It is described in detail separately below.
Referring to Fig. 1, Fig. 1 is a kind of Train electrical safe operation monitoring system of rail traffic disclosed by the embodiments of the present invention
The structural schematic diagram of system.As shown in Figure 1, the Train electrical safe operation monitoring system of the rail traffic includes：
Locomotive velocity measuring module 101, tractive force of train detection module 102, train running resistance detection module 103, train have
LOAD FOR module 104, train identification module 105 and Train electrical operational safety monitoring modular 106 are imitated, wherein：
Locomotive velocity measuring module 101, the speed of service of the train for detecting rail traffic, the speed of service include adding for train
Speed and present speed.
In the embodiment of the present invention, locomotive velocity measuring module 101 can obtain the train of rail traffic by laser velocimeter
Acceleration a and present speed v.Wherein, laser velocimeter can be set to the side of train rail, to measure incoming train and go out
The speed of service of train of standing and the train running speed of opposite direction.In addition, the measurement range of laser velocimeter can be
20m-3300m, measured speed can be 0-100m/s, and the speed responsive time can be 0.1s-0.5s, and launch angle can be 12
Degree.So executing the measurement that locomotive velocity measuring module 101 can detect the speed of service of rail transit train by laser velocimeter
Precision is higher, cost is relatively low, and measurement accuracy is not influenced by train slipping, can improve the prison to train running speed
Survey accuracy.
As an alternative embodiment, obtaining rail traffic by laser velocimeter in locomotive velocity measuring module 101
It, can also be by serial communication (for example, RS485 or RS232) to back-stage management after the acceleration a and present speed v of train
Equipment transmission acceleration a and present speed v is recorded in real time with the acceleration a and present speed v to train.
As an alternative embodiment, locomotive velocity measuring module 101 can detect rail traffic by speed measuring motor
The speed of service of train；In addition, locomotive velocity measuring module 101 can also detect the fortune of the train of rail traffic by Doppler radar
Scanning frequency degree, the measurement accuracy of this method are small and do not influenced by train slipping by the influence of topography；In addition, locomotive velocity measuring mould
Block 101 directly can also be detected the speed of service of train by GPS and not influenced by train slipping；In addition,
Locomotive velocity measuring module 101 can also detect the speed of service of the train of rail traffic, the measurement by inertial acceleration sensor
Method does not depend on external information and is not easy by external disturbance, and the embodiment of the present invention is not construed as limiting.
In the embodiment of the present invention, after the speed of service that the train of rail traffic is detected in locomotive velocity measuring module 101, touch
Tractive force of train detection module 102 is sent out to start.
Tractive force of train detection module 102, the tractive force for determining train according to the speed of service of train.
As an alternative embodiment, tractive force of train detection module 102 can also determine target motor in train
Maximum drawbar pull Fm, in train in the quantity n1 of motor-car and each motor-car motor quantity n2, with according to Wf2=n1
N2Fm obtains the tractive force Wf2 of train.
In the embodiment of the present invention, train is determined according to the speed of service of train in tractive force of train detection module 102
After tractive force, triggering train payload computing module 104 starts.
Train running resistance detection module 103, the running resistance for determining train, running resistance include datum drag and
Additional drag.
As an alternative embodiment, train running resistance detection module 103 can also be arranged according to Wr=A/R
The additional resistance due to curve of vehicle, wherein A is experimental constant, and R is sweep；In addition, train running resistance detection module 103 is also
It can determine the gradient i in the track ramp where train, and obtain the additional drag Wfz of train according to Wfz=(i+Wr) M2；
In addition, train running resistance detection module 103 can also be according to Wjz=A+Bv+Cv2The datum drag Wjz of train is obtained,
In, A, B, C are constant, different trains corresponding A, B and C differences.
In the embodiment of the present invention, after the running resistance that train running resistance detection module 103 determines train, trigger column
Vehicle payload computing module 104 starts.
Train payload computing module 104, the operation data for obtaining train and parameter to be detected, and according to excellent
Change parameter model is treated detection parameters and is optimized, and according at least one of the parameter to be detected after operation data and optimization
Obtain the payload and specific load efficiency of train；Wherein, parameter to be detected includes at least unladen vehicle weight, friction coefficient and ring
Border parameter, operation data include at least the speed of service, train operation when total weight, the curb weight of train, tractive force and
Running resistance.
In the embodiment of the present invention, train payload computing module 104 can basisIt is arranged
Total weight M2 when vehicle is run；In addition, train payload computing module 104 can also determine train curb weight M1 and
The total energy consumption Q of train, and according to the payload M of M2-M1=M acquisition trains, and according to the unit of E=Q/M acquisition trains
Load efficiency E.
In the embodiment of the present invention, the operation data of train and ginseng to be detected are obtained in train payload computing module 104
Number, and detection parameters are treated according to Optimal Parameters model and are optimized, and according to be detected after operation data and optimization
After at least one of parameter obtains payload and the specific load efficiency of train, train operating safety monitoring modular is triggered
106 start.
Train identification module 105, the identification number image for obtaining train by video monitoring, and according to identification number image
The identification number of train is obtained, and determines the vehicle of train.
In the embodiment of the present invention, train identification module 105 can be based on machine vision image recognition technology, and combine video
Monitoring and graph image algorithm obtain the identification number image of train.In addition, train identification module 105 can also be by supervising video
The character features of image extract in control, comparison identifies, determine the vehicle of train.
In the embodiment of the present invention, the identification number image of train, and root are obtained by video monitoring in train identification module 105
After obtaining the identification number of train, and the vehicle of determining train according to identification number image, train operating safety monitoring modular is triggered
106 start.
Train operating safety monitoring modular 106 carries out power ampere for the vehicle and testing result according to train to train
Full operational monitoring, testing result include in the speed of service, tractive force, running resistance, payload and specific load efficiency extremely
Few one kind.
In the embodiment of the present invention, train operating safety monitoring modular 106 may determine that be wrapped in the testing result to train
Whether the parameter contained meets the standard parameter range of safe train operation.
As it can be seen that the Train electrical safe operation for implementing rail traffic described in Fig. 1 monitors system, Laser Measuring can be passed through
The measurement accuracy of the speed of service of fast instrument detection rail transit train is higher, cost is relatively low, and measurement accuracy is not dallied by train
The influence of skidding, and then the monitoring accuracy to train running speed can be improved；Additionally it is possible to pass through the operation to train
The monitoring of the parameters such as speed, tractive force, running resistance, payload and specific load efficiency carries out safe operation prison to train
Control.So the safety to train can be passed through by implementing the Train electrical safe operation monitoring system of rail traffic described in Fig. 1
Monitoring enhances the electric power safety when train operation to rail traffic and monitors dynamics, improves the electricity consumption of train in rail traffic
Safety, and realize the purpose of rail traffic using electricity wisely.
As an alternative embodiment, the Train electrical safe operation of rail traffic described in Fig. 1 monitors system
In, the mode that locomotive velocity measuring module 101 is used to detect the speed of service of the train of rail traffic is specifically：
Locomotive velocity measuring module 101, for obtaining the speed of service of train at runtime by laser velocimeter
Locomotive velocity measuring module 101 is additionally operable to transmit the speed of service to backstage management equipment, so that back-stage management equipment is to fortune
Scanning frequency degree is stored.
Tractive force of train detection module 102 is used to determine that the mode of the tractive force of train is specific according to the speed of service of train
It is：
Tractive force of train detection module 102, the tractive force characteristic curve for determining train；Wherein, traction force characteristic is bent
Line includes the expection curve of traction characteristics obtained according to tractive force theoretical parameter and is actually led according to what traction Experiment of Thermophysics obtained
Draw characteristic curve；And determine the quantity of motor-car in train, target motor is most in the quantity of motor and train in each motor-car
Large traction；And it is led according to tractive force characteristic curve, the speed of service of train, the quantity of motor-car, the quantity of motor and maximum
Gravitation determines the tractive force of train.
The mode that train payload computing module 104 is used for total weight when obtaining train operation is specifically：
Train payload computing module 104, for according to the tractive force of train, the datum drag of train, train it is attached
The total weight when acceleration of resistance and train being added to obtain train operation.
Train running resistance detection module 103 is for determining that the mode of the datum drag of train is specifically：
Train running resistance detection module 103, for obtaining the corresponding target constant of train, and according to target constant and fortune
Scanning frequency degree determines the datum drag of train.
Train running resistance detection module 103, it is additional for the gradient of track where determining train and the curve of train
Resistance；And total weight when according to the gradient, additional resistance due to curve and train operation determines the additional drag of train.
Train payload computing module is used to be obtained according at least one of the parameter to be detected after operation data and optimization
Train payload and the mode of specific load efficiency be specifically：
Train payload computing module 104, for determine train total weight at runtime, the curb weight of train,
And the total energy consumption of train；And the effective of train is determined according to the curb weight of train total weight at runtime and train
Load；And the specific load efficiency of train is determined according to the total energy consumption of train and the payload of train.
Train identification module 105 is used to obtain the mode of the identification number of train according to identification number image, and determines train
The mode of vehicle be specially：
Train identification module 105, for passing through the identification number in Optical Character Recognition system OCR identification marking images,
And the vehicle of train is identified according to position of the identification number in identification number image.
Train identification module 105 is additionally operable to obtain the identification number image of train by the fore-end of video monitoring, and will
Identification number image is converted to electric image signal；And it is passed to the back partition of video monitoring by the transmission section of video monitoring
Defeated electric image signal, and electric image signal is stored on digital hard disk by back partition.
Train operating safety monitoring modular 106 is used for vehicle and testing result according to train, and power ampere is carried out to train
The mode of operational monitoring is specifically entirely：
Train operating safety detection module 106, for obtaining the incoming video file of train according to video monitoring, outbound regarding
Frequency file and the station data at station；Wherein, station data includes into lock number and going out lock number；And it is regarded according to entering the station
Frequency file, outbound video file, station data, the vehicle of train and train testing result to carry out power ampere to train for the national games
Row monitoring.
As it can be seen that implement the optional embodiment, the green of train, low-carbon, Effec-tive Function can be realized, to reach energy saving
Emission reduction, the purpose for reducing cost；Additionally it is possible to by the way that the model of the operation actual conditions of train and train is combined, more
Add the efficient purpose realized and carry out safe operation monitoring to train.
Referring to Fig. 2, Fig. 2 is a kind of Train electrical safe operation monitoring side of rail traffic disclosed by the embodiments of the present invention
The flow diagram of method.The Train electrical safe operation monitoring method of the rail traffic as shown in Figure 2 may comprise steps of：
A1, locomotive velocity measuring module detect the speed of service of the train of rail traffic, and the speed of service includes the acceleration of train
And present speed.
In the embodiment of the present invention, locomotive velocity measuring module can obtain the acceleration of the train of rail traffic by laser velocimeter
Spend a and present speed v.Wherein, laser velocimeter can be set to the side of train rail, to measure incoming train and outbound row
The speed of service of vehicle and the train running speed of opposite direction.In addition, the measurement range of laser velocimeter can be 20m-
3300m, measured speed can be 0-100m/s, and the speed responsive time can be 0.1s-0.5s, and launch angle can be 12 degree.
So execute locomotive velocity measuring module can be detected by laser velocimeter rail transit train the speed of service measurement accuracy compared with
Height, cost are relatively low, and measurement accuracy is not influenced by train slipping, and the monitoring that can be improved to train running speed is accurate
Property.
As an alternative embodiment, the train of rail traffic is obtained by laser velocimeter in locomotive velocity measuring module
Acceleration a and present speed v after, can also be by serial communication (for example, RS485 or RS232) to backstage management equipment
Transmission acceleration a and present speed v is recorded in real time with the acceleration a and present speed v to train.
As an alternative embodiment, locomotive velocity measuring module can detect the train of rail traffic by speed measuring motor
The speed of service；In addition, locomotive velocity measuring module can also detect the speed of service of the train of rail traffic by Doppler radar,
The measurement accuracy of this method is small and do not influenced by train slipping by the influence of topography；In addition, locomotive velocity measuring module also may be used
To be directly detected and not influenced by train slipping to the speed of service of train by GPS；In addition, locomotive velocity measuring mould
Block can also detect the speed of service of the train of rail traffic by inertial acceleration sensor, which does not depend on outside
It information and is not easy by external disturbance, the embodiment of the present invention is not construed as limiting.
A2, tractive force of train detection module determine the tractive force of train according to the speed of service of train.
As an alternative embodiment, tractive force of train detection module can also determine that target motor is most in train
In large traction Fm, train in the quantity n1 of motor-car and each motor-car motor quantity n2, with according to Wf2=n1n2Fm
Obtain the tractive force Wf2 of train.
A3, train running resistance detection module determine that the running resistance of train, running resistance include datum drag and add
Resistance.
As an alternative embodiment, train running resistance detection module can also obtain train according to Wr=A/R
Additional resistance due to curve, wherein A is experimental constant, and R is sweep；In addition, train running resistance detection module 103 may be used also
To determine the gradient i in the track ramp where train, and according to the additional drag Wfz of Wfz=(i+Wr) M2 acquisition trains；This
Outside, train running resistance detection module 103 can also be according to Wjz=A+Bv+Cv2Obtain the datum drag Wjz of train, wherein
A, B, C are constant, different trains corresponding A, B and C differences.
A4, train payload computing module obtain the operation data of train and parameter to be detected, and are joined according to optimization
Exponential model is treated detection parameters and is optimized, and is obtained according at least one of the parameter to be detected after operation data and optimization
The payload and specific load efficiency of train；Wherein, parameter to be detected includes at least unladen vehicle weight, friction coefficient and environment ginseng
Number, operation data include at least total weight, the curb weight of train, tractive force and the operation when speed of service, train operation
Resistance.
In the embodiment of the present invention, train payload computing module 104 can basisIt is arranged
Total weight M2 when vehicle is run；In addition, train payload computing module 104 can also determine train curb weight M1 and
The total energy consumption Q of train, and according to the payload M of M2-M1=M acquisition trains, and according to the unit of E=Q/M acquisition trains
Load efficiency E.
A5, train identification module obtain the identification number image of train by video monitoring, and are obtained according to identification number image
The identification number of train, and determine the vehicle of train.
In the embodiment of the present invention, train identification module 105 can be based on machine vision image recognition technology, and combine video
Monitoring and graph image algorithm obtain the identification number image of train.In addition, train identification module 105 can also be by supervising video
The character features of image extract in control, comparison identifies, determine the vehicle of train.
It is for the national games to carry out power ampere according to the vehicle and testing result of train to train for A6, train operating safety monitoring modular
Row monitoring, testing result includes at least one in the speed of service, tractive force, running resistance, payload and specific load efficiency
Kind.
In the embodiment of the present invention, train operating safety monitoring modular 106 may determine that be wrapped in the testing result to train
Whether the parameter contained meets the standard parameter range of safe train operation.
As it can be seen that implementing method described in Fig. 2, the speed of service of rail transit train can be detected by laser velocimeter
Measurement accuracy is higher, cost is relatively low, and measurement accuracy is not influenced by train slipping, and then can be improved and be transported to train
The monitoring accuracy of scanning frequency degree；Additionally it is possible to by the speed of service of train, tractive force, running resistance, payload and
The monitoring of the parameters such as specific load efficiency carries out running safety monitoring to train.So implementing method described in Fig. 2 can lead to
The safety monitoring to train is crossed, enhances the electric power safety when train operation to rail traffic and monitors dynamics, improve track friendship
The Electrical Safety of train in logical, and realize the purpose of rail traffic using electricity wisely.
Referring to Fig. 3, Fig. 3 is the structural schematic diagram of another server disclosed by the embodiments of the present invention.As shown in figure 3,
The server may include：
It is stored with the memory 301 of executable program code；
The processor 302 coupled with memory 301；
Wherein, processor 302 calls the executable program code stored in memory 301, and a kind of track for executing Fig. 2 is handed over
Logical Train electrical safe operation monitoring method.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to transporting by laser velocimeter acquisition train
Speed of service when row.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to transmit the speed of service to backstage management equipment,
So that back-stage management equipment stores the speed of service.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to determine the tractive force characteristic curve of train；Its
In, tractive force characteristic curve includes the expection curve of traction characteristics obtained according to tractive force theoretical parameter and real according to traction thermal technology
Test the practical curve of traction characteristics of acquisition；And determine the quantity of motor-car in train, in each motor-car motor quantity and train
The maximum drawbar pull of middle target motor；And according to tractive force characteristic curve, the speed of service of train, the quantity of motor-car, motor
Quantity and maximum drawbar pull determine the tractive force of train.
As an alternative embodiment, above-mentioned processor 302 be additionally operable to the tractive force according to train, train it is basic
The acceleration of resistance, the additional drag of train and train obtains total weight when train operation.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to obtain the corresponding target constant of train, and root
The datum drag of train is determined according to target constant and the speed of service.
As an alternative embodiment, above-mentioned processor 302 be additionally operable to determine train where track the gradient and
The additional resistance due to curve of train；And total weight when according to the gradient, additional resistance due to curve and train operation determines train
Additional drag.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to determine train total weight at runtime, row
The curb weight of vehicle and the total energy consumption of train；And it is true according to the curb weight of train total weight at runtime and train
Determine the payload of train；And the specific load efficiency of train is determined according to the total energy consumption of train and the payload of train.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to identify by Optical Character Recognition system OCR
Identification number in identification number image, and the vehicle of the position identification train according to identification number in identification number image.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to obtain by the fore-end of video monitoring
The identification number image of train, and identification number image is converted into electric image signal；And by the transmission section of video monitoring to
The back partition of video monitoring transmits electric image signal, and electric image signal is stored on digital hard disk by back partition.
As an alternative embodiment, above-mentioned processor 302 is additionally operable to obtain entering the station for train according to video monitoring
The station data of video file, outbound video file and station；Wherein, station data includes into lock number and going out lock number；
And according to the testing result of incoming video file, outbound video file, station data, the vehicle of train and train to row
Vehicle carries out electric power safety operational monitoring.
The embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program, wherein the computer
Program makes computer execute a kind of Train electrical safe operation monitoring method of rail traffic of Fig. 2.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact
Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can
Any other computer-readable medium for carrying or storing data.
In the above-described embodiments, it can be realized wholly or partly by software, hardware, firmware or its arbitrary combination.When
When using software realization, can entirely or partly it realize in the form of a computer program product.The computer program product packet
Include one or more computer instructions.When loading on computers and executing the computer program instructions, entirely or partly
It generates according to the flow or function described in the embodiment of the present application.The computer can be all-purpose computer, special purpose computer, calculating
Machine network or other programmable devices.The computer instruction can store in a computer-readable storage medium, Huo Zhecong
One computer readable storage medium is transmitted to another computer readable storage medium, for example, the computer instruction can be with
Pass through wired (such as coaxial cable, optical fiber, Digital Subscriber Line) from a web-site, computer, server or data center
Or wireless (such as infrared, wireless, microwave etc.) mode is transmitted to another web-site, computer, server or data center.
The computer-readable medium can be that any usable medium that computer can access either can be used comprising one or more
The data storage devices such as medium integrated server, data center.The usable medium can be magnetic medium (magnetic medium example
Such as can be floppy disk, hard disk, tape), optical medium (such as CD) or semiconductor medium (such as solid state disk).Above-mentioned
It in embodiment, all emphasizes particularly on different fields to the description of each embodiment, there is no the part being described in detail in some embodiment, may refer to other
The associated description of embodiment.
In several embodiments provided herein, it should be understood that disclosed device, it can be by others side
Formula is realized.For example, the apparatus embodiments described above are merely exemplary, for example, above-mentioned module division, only
A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple module or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussion phase
Coupling, direct-coupling or communication connection between mutually can be by some interfaces, the INDIRECT COUPLING or communication link of device or module
It connects, can be electrical or other forms.
The above-mentioned module illustrated as separating component may or may not be physically separated, aobvious as module
The component shown may or may not be physical module, you can is located at a place, or may be distributed over multiple nets
In network module.Some or all of wherein module can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each function module in each embodiment of the application can be integrated in a processing module, can also be
Modules physically exist alone, can also two or more modules be integrated in a module.Above-mentioned integrated module
Both the form that hardware may be used is realized, can also be realized in the form of software function module.
If above-mentioned integrated module is realized and when sold or used as an independent product in the form of software function module,
A retrievable memory of computer can be stored in.Based on this understanding, the technical solution of the application substantially or
Say all or part of of the part that contributes to existing technology or the technical solution, it can body in the form of software products
Reveal and, which is stored in a memory, including several requests are used so that a computer equipment
(can be personal computer, server or network equipment etc., can be specifically the processor in computer equipment) executes sheet
The all or part of step of each embodiment above method of application.
The above, above example are only to illustrate the technical solution of the application rather than its limitations；Although with reference to before
Embodiment is stated the application is described in detail, however it will be understood by those of ordinary skill in the art that；It still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features；And
These modifications or replacements, the spirit and model of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of Train electrical safe operation of rail traffic monitors system, which is characterized in that the train electrical of the rail traffic
Power safe operation monitors system：
Locomotive velocity measuring module, tractive force of train detection module, train running resistance detection module, train payload calculate mould
Block, train identification module and Train electrical operational safety monitoring modular, wherein：
The locomotive velocity measuring module, the speed of service of the train for detecting the rail traffic, the speed of service include row
The acceleration and present speed of vehicle；
The tractive force of train detection module, the tractive force for determining the train according to the speed of service of the train；
The train running resistance detection module, the running resistance for determining the train, the running resistance include basic
Resistance and additional drag；
The train payload computing module, the operation data for obtaining the train and parameter to be detected, and according to
Optimal Parameters model optimizes the parameter to be detected, and according to the parameter to be detected after the operation data and optimization
At least one of obtain the payload and specific load efficiency of the train；Wherein, the parameter to be detected includes at least sky
Vehicle quality, friction coefficient and environmental parameter, it is total when the operation data is including at least the speed of service, the train operation
Weight, the curb weight of the train, the tractive force and the running resistance；
The train identification module, the identification number image for obtaining the train by video monitoring, and according to the mark
Number image obtains the identification number of the train, and determines the vehicle of the train；
The train operating safety monitoring modular carries out the train for the vehicle and testing result according to the train
Electric power safety operational monitoring, the testing result include the speed of service, the tractive force, the running resistance, described have
Imitate at least one of load and the specific load efficiency.
2. the Train electrical safe operation of rail traffic according to claim 1 monitors system, which is characterized in that the row
The mode of the speed of service that vehicle speed measuring module is used to detect the train of the rail traffic is specially：
The locomotive velocity measuring module, for obtaining the speed of service of train at runtime by laser velocimeter；
The locomotive velocity measuring module is additionally operable to transmit the speed of service to backstage management equipment, so that the back-stage management is set
It is standby that the speed of service is stored.
3. the Train electrical safe operation of rail traffic according to claim 1 or 2 monitors system, which is characterized in that institute
Tractive force of train detection module is stated for determining that the mode of the tractive force of the train is specific according to the speed of service of the train
For：
The tractive force of train detection module, the tractive force characteristic curve for determining the train；Wherein, the tractive force is special
Linearity curve includes the expection curve of traction characteristics obtained according to tractive force theoretical parameter and the reality obtained according to Experiment of Thermophysics is drawn
Border curve of traction characteristics；And determine the quantity of motor-car in the train, the quantity of motor and the row in each motor-car
The maximum drawbar pull of target motor in vehicle；And the speed of service, described according to the tractive force characteristic curve, the train
The quantity of motor-car, the quantity of the motor and the maximum drawbar pull determine the tractive force of the train.
4. the Train electrical safe operation of rail traffic according to claim 3 monitors system, which is characterized in that the row
The mode that vehicle payload computing module is used for total weight when obtaining the train operation is specially：
The train payload computing module, for according to the datum drag of the tractive force of the train, the train, described
The acceleration of the additional drag of train and the train obtains the total weight when train operation.
5. the Train electrical safe operation of rail traffic according to claim 1 or 2 monitors system, which is characterized in that institute
Train running resistance detection module is stated for determining that the mode of the datum drag of the train is specially：
The train running resistance detection module, for obtaining the corresponding target constant of the train, and it is normal according to the target
Number and the speed of service determine the datum drag of the train；
The train running resistance detection module is for determining that the mode of the additional drag of the train is specially：
The train running resistance detection module, for the gradient of track and the curve of the train where determining the train
Additional drag；And described in total weight determination when according to the gradient, the additional resistance due to curve and the train operation
The additional drag of train.
6. the Train electrical safe operation of rail traffic according to claim 1 monitors system, which is characterized in that the row
Vehicle payload computing module is used for described in the acquisition of at least one of the parameter to be detected according to the operation data and after optimizing
The payload of train and the mode of specific load efficiency are specially：
The train payload computing module, the empty wagons for determining train total weight at runtime, the train
The total energy consumption of weight and the train；And the empty wagons weight of the total weight and the train according to the train at runtime
Amount determines the payload of the train；And institute is determined according to the total energy consumption of the train and the payload of the train
State the specific load efficiency of train.
7. the Train electrical safe operation of rail traffic according to claim 1 monitors system, which is characterized in that the row
Vehicle identification module is used to obtain the mode of the identification number of the train according to the identification number image, and determines the train
The mode of vehicle is specially：
The train identification module, for identifying the identification number in the identification number image by Optical Character Recognition system OCR,
And the vehicle of the train is identified according to position of the identification number in the identification number image.
8. the Train electrical safe operation of rail traffic according to claim 7 monitors system, which is characterized in that the row
Vehicle identification module is additionally operable to obtain the identification number image of the train by the fore-end of video monitoring, and by the mark
Number image is converted to electric image signal；And by the transmission section of the video monitoring to the backstage portion of the video monitoring
Divide transmission described image electric signal, and described image electric signal is stored on digital hard disk by the back partition.
9. the Train electrical safe operation of rail traffic according to claim 8 monitors system, which is characterized in that the row
Vehicle operational safety monitoring modular is used for vehicle and testing result according to the train, and electric power safety operation is carried out to the train
The mode of monitoring is specially：
The train operating safety detection module, for obtained according to the video monitoring train incoming video file,
Outbound video file and the station data at station；Wherein, the station data includes into lock number and going out lock number；And
According to the incoming video file, the outbound video file, the station data, the vehicle of the train and the train
Testing result to the train carry out electric power safety operational monitoring.
10. a kind of Train electrical safe operation monitoring method of rail traffic, which is characterized in that the train electrical of the rail traffic
The Train electrical safe operation that power safe operation monitoring method is applied to claim 1~9 any one of them rail traffic is supervised
In examining system, including：
Locomotive velocity measuring module detects the speed of service of the train of the rail traffic, and the speed of service includes the acceleration of train
And present speed；And
Tractive force of train detection module determines the tractive force of the train according to the speed of service of the train；And
Train running resistance detection module determines that the running resistance of the train, the running resistance include datum drag and add
Resistance；And
Train payload computing module obtains the operation data of the train and parameter to be detected, and according to Optimal Parameters mould
Type optimizes the parameter to be detected, and according at least one of the parameter to be detected after the operation data and optimization
Obtain the payload and specific load efficiency of the train；Wherein, the parameter to be detected includes at least unladen vehicle weight, friction
Coefficient and environmental parameter, total weight, the row when operation data is including at least the speed of service, the train operation
The curb weight of vehicle, the tractive force and the running resistance；And
Train identification module obtains the identification number image of the train by video monitoring, and is obtained according to the identification number image
The identification number of the train, and determine the vehicle of the train；
It is for the national games to carry out power ampere according to the vehicle and testing result of the train to the train for train operating safety monitoring modular
Row monitoring, the testing result includes the speed of service, the tractive force, the running resistance, the payload and institute
State at least one of specific load efficiency.
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Application publication date: 20180928 |