CN108548978A - Train electromagnetic interference monitors system and train electromagnetic interference method for obtaining path - Google Patents
Train electromagnetic interference monitors system and train electromagnetic interference method for obtaining path Download PDFInfo
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- CN108548978A CN108548978A CN201810616157.5A CN201810616157A CN108548978A CN 108548978 A CN108548978 A CN 108548978A CN 201810616157 A CN201810616157 A CN 201810616157A CN 108548978 A CN108548978 A CN 108548978A
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- electromagnetic interference
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- voltage class
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/008—Testing of electric installations on transport means on air- or spacecraft, railway rolling stock or sea-going vessels
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- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
A kind of train electromagnetic interference monitoring system of present invention offer and train electromagnetic interference method for obtaining path, system is mainly connect including inductor assembly with the circuit module of each voltage class in Electric system, the circuit module of the corresponding inductive signal of circuit module for obtaining each voltage class, each voltage class is the circuit module divided with the voltage class belonging to operating voltage in Electric system；And analysis of electromagnetic interference device is connect with the inductor assembly, for according to the corresponding signal max-thresholds of each voltage class and the inductive signal, obtain the circuit module there are electromagnetic interference, there are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference path of Electric system.By the circuit module signal monitoring to each voltage class of Electric system, the module there are electromagnetic interference is obtained, to quickly determine electromagnetic interference path, artificial detection range is reduced, improves the detection efficiency of Electro Magnetic Compatibility.
Description
Technical field
The present invention relates to signal processing technology more particularly to a kind of train electromagnetic interference monitoring systems and train electromagnetic interference
Method for obtaining path.
Background technology
The rail traffic development of current China is swift and violent, and bullet train EMU, city underground obtain running application on a large scale.
But since high-speed EMUs onboard electrical equipment is more and more intensive, electromagnetic compatibility problem, which increasingly becomes, influences train stabilization, peace
The key factor of row for the national games.If during train operation, train sensor may be caused train to close by electromagnetic interference on vehicle
Key member cisco unity malfunction so that Electric system operation is abnormal, seriously affects railway security stable operation.
Existing train electromagnetism monitoring method is typically basic according to the voltage of circuit part, electric current, power etc. on train
The exception monitoring signal of amount obtains whether there is electromagnetic interference in Electric system, then to each in Electric system
Module is manually detected.
But electromagnetic monitoring method in the prior art is only capable of determining whether there is electromagnetic interference, it is still necessary to manually to train electrical
Each circuit part of gas system gradually detects.
Invention content
A kind of train electromagnetic interference monitoring system of present invention offer and train electromagnetic interference method for obtaining path, with realization pair
The accurate detection in electromagnetic interference path in Electric system reduces artificial detection range, to improve detection efficiency.
According to the first aspect of the invention, a kind of train electromagnetic interference monitoring system is provided, including：
Inductor assembly is connect with the circuit module of each voltage class in Electric system, for obtaining each electricity
Press the corresponding inductive signal of circuit module of grade, the circuit module of each voltage class be in the Electric system with
The circuit module that voltage class belonging to operating voltage divides；
Analysis of electromagnetic interference device is connect with the inductor assembly, is used for according to the corresponding signal of each voltage class most
Big threshold value and the inductive signal, obtain the circuit module there are electromagnetic interference, and there are the circuit moulds of electromagnetic interference according to described
Block determines the electromagnetic interference path of the Electric system.
Optionally, the analysis of electromagnetic interference device includes：
Signal pickup assembly is connect with the inductor assembly, for obtaining each voltage from the inductor assembly
The corresponding inductive signal of circuit module of grade, and the interference signal section of the inductive signal is obtained, the interference signal section packet
It includes in the inductive signal beyond to section of setting aside some time before and after the interference waveform of induction signal max-thresholds and the interference waveform
Interior extension waveform, described is the signal maximum threshold of same voltage class corresponding with the inductive signal to induction signal max-thresholds
Value；
Electromagnetic interference path acquisition device, connect with the signal pickup assembly, for from the signal pickup assembly
When getting the interference signal section, according to the corresponding circuit module of the interference signal section, the electricity there are electromagnetic interference is obtained
Road module, there are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference path of the Electric system.
Optionally, electromagnetic interference path acquisition device includes：
Cab signal sending device is connect with the signal pickup assembly, and with ground based terminal be wirelessly connected, for from
It is when the signal pickup assembly gets the interference signal section, the interference signal section and the interference signal section is corresponding
Circuit module mark is sent to the ground based terminal；
It is dry to determine that there are electromagnetism for being identified according to the corresponding circuit module of the interference signal section for the ground based terminal
The circuit module disturbed, there are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference road of the Electric system
Diameter, and preserve the interference signal section.
Optionally, the inductor assembly includes multiple inductors, and each inductor is opposite with a voltage class
It answers；The inductor is connected with the circuit module of corresponding same voltage class.
Optionally, the inductor is current inductor；The current inductor and the corresponding same voltage class
The transmission cable current coupling of circuit module connects.
Optionally, the inductor is voltage sensor；The voltage sensor and the corresponding same voltage class
The transmission cable voltage of circuit module is of coupled connections.
According to the second aspect of the invention, a kind of train electromagnetic interference method for obtaining path is provided, including：
The corresponding inductive signal of circuit module of each voltage class in Electric system is obtained, each voltage class
Circuit module is the circuit module divided with the voltage class belonging to operating voltage in the Electric system；
According to the corresponding signal max-thresholds of each voltage class and the inductive signal, the circuit there are electromagnetic interference is obtained
Module；
There are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference path of the Electric system.
Optionally, described according to the corresponding signal max-thresholds of each voltage class and the inductive signal, obtain the presence of electricity
The circuit module of magnetic disturbance, including：
There will be beyond the inductive signal to induction signal max-thresholds, it is determined as noisy signal, the correspondence
Signal max-thresholds are the signal max-thresholds of same voltage class corresponding with the inductive signal；
By the corresponding circuit module of the noisy signal, it is determined as the circuit module there are electromagnetic interference.
Optionally, described there are the circuit modules of electromagnetic interference according to described, determine the electromagnetism of the Electric system
Interference path, including：
By it is described there are the circuit module of electromagnetic interference by voltage class descending or ascending order arrangement, be determined as the train
The electromagnetic interference path of electrical system.
Optionally, the inductive signal is the voltage induced signal on the circuit module transmission cable, and the signal is most
Big threshold value is voltage signal max-thresholds；
Alternatively, the current sensing signal on the circuit module transmission cable, the signal max-thresholds are current signal
Max-thresholds.
According to the third aspect of the invention we, a kind of device is provided, including：Memory, processor and computer program,
In, the computer program is stored in the memory, and is configured as being executed by the processor, to realize the present invention the
Two aspects and the various the methods that may be designed of second aspect.
According to the fourth aspect of the invention, a kind of readable storage medium storing program for executing is provided, meter is stored in the readable storage medium storing program for executing
Calculation machine program, the computer program are performed for realizing the various possible designs of second aspect of the present invention and second aspect
The method.
A kind of train electromagnetic interference monitoring system provided by the invention and train electromagnetic interference method for obtaining path, system master
It to be connect with the circuit module of each voltage class in Electric system including inductor assembly, for obtaining described each voltage etc.
The corresponding inductive signal of circuit module of grade, the circuit module of each voltage class are in Electric system with belonging to operating voltage
Voltage class divide circuit module；And analysis of electromagnetic interference device is connect with the inductor assembly, for according to each
The corresponding signal max-thresholds of voltage class and the inductive signal, obtain the circuit module there are electromagnetic interference, according to described
There are the circuit modules of electromagnetic interference, determine the electromagnetic interference path of Electric system.By each to Electric system
The circuit module signal monitoring of voltage class, obtains the module there are electromagnetic interference, to quickly determine electromagnetic interference path, contracting
Small artificial detection range, improves the detection efficiency of Electro Magnetic Compatibility.
Description of the drawings
Fig. 1 is a kind of application scenarios schematic diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of train electromagnetic interference monitoring system structure diagram provided in an embodiment of the present invention；
Fig. 3 is another train electromagnetic interference monitoring system structure diagram provided in an embodiment of the present invention；
Fig. 4 is another train electromagnetic interference monitoring system structure diagram provided in an embodiment of the present invention；
Fig. 5 is a kind of inductor assembly, signal pickup assembly and cab signal sending device provided in an embodiment of the present invention
Structural schematic diagram；
Fig. 6 is a kind of train electromagnetic interference method for obtaining path flow diagram provided in an embodiment of the present invention；
Fig. 7 is a kind of hardware architecture diagram of analysis of electromagnetic interference device provided in an embodiment of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
Term " first ", " second ", " third " " in description and claims of this specification and above-mentioned attached drawing
The (if present)s such as four " are for distinguishing similar object, without being used to describe specific sequence or precedence.It should manage
The data that solution uses in this way can be interchanged in the appropriate case, so as to the embodiment of the present invention described herein can in addition to
Here the sequence other than those of diagram or description is implemented.
It should be appreciated that in the various embodiments of the application, the size of the serial number of each process is not meant to execute sequence
Priority, each process execution sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present application
Journey constitutes any restriction.
It should be appreciated that in this application, " comprising " and " having " and their any deformation, it is intended that covering is not arranged
His includes to be not necessarily limited to clearly for example, containing the process of series of steps or unit, method, system, product or equipment
Those of list step or unit, but may include not listing clearly or for these processes, method, product or equipment
Intrinsic other steps or unit.
It should be appreciated that in this application, " multiple " refer to two or more.
It should be appreciated that in this application, " with the corresponding B of A ", " A and B are corresponding " or " B and A are corresponding " indicate B
It is associated with A, B can be determined according to A.Determine that B is not meant to determine B only according to A according to A, can also according to A and/or
Other information determines B.
Depending on context, as used in this " if " can be construed to " ... when " or " when ... " or
" in response to determination " or " in response to detection ".
It should be appreciated that in this application, electromagnetic interference (Electromagnetic Interference, referred to as：EMI) it is
Interference cable signal and the electronic noise for reducing signal integrity, EMI are usually produced by electromagnetic radiation occurring source such as motor and machine
It is raw.Electromagnetic interference include electromagnetic compatibility refer to reduced performance after equipment is interfered and to equipment generate interference interference source this two
The layer meaning.
It should be appreciated that in this application, Electro Magnetic Compatibility (Electromagnetic Compatibility, referred to as：
EMC) refer to equipment or system meet the requirements in its electromagnetic environment operation in its environment any equipment generation can not
The ability for the electromagnetic interference endured.Therefore, EMC includes the requirement of two aspects：One side refers to equipment in normal course of operation
In to place environment generate electromagnetic interference no more than certain limit value；Another aspect refers to utensil to existing in the environment
Electromagnetic interference there is a degree of immunity to interference, i.e. electromagnetic susceptibility.
It should be appreciated that in this application, inductor refers to sensor (transducer/sensor) or detection device,
Its function is the information that can be experienced measured information, and can will experience, and is for conversion into electric signal according to certain rules.At this
Inductor can be voltage sensor either current inductor in application, and voltage sensor is used to pass through contact or non-contact
The connection type of formula obtains the voltage signal of circuit, and current inductor by contact or contactless connection type for being obtained
The current signal of sense circuit.Inductor can be hall sensor, can also be probe.
It should be appreciated that in this application, circuit module is all the circuit module marked off with voltage class, such as the electricity that works
Pressure is that the circuit of DC24V is circuit module corresponding with DC24V voltage class, operating voltage be the circuit of DC110V be with
The corresponding circuit module of DC110V voltage class.
It should be appreciated that in this application, mobile communications network refers between mobile subscriber and fixed point user or to move
Employ the communication media that the communication between family is realized.Existing mobile communications network, the coverage area according to system and operator
Formula can be divided into：Bi-directional conversational honeycomb public mobile communication, one-way or bi-directional dialog mode specialized mobile radio, unidirectional receiving type
Radio call, home cordless phone and Wireless local subscriber loop etc..
Technical scheme of the present invention is described in detail with specifically embodiment below.These specific implementations below
Example can be combined with each other, and same or analogous concept or process may be repeated no more in some embodiments.
It is a kind of application scenarios schematic diagram provided in an embodiment of the present invention referring to Fig. 1.Electric system includes and 4
A one-to-one 4 circuit modules of voltage class, circuit module can be electrical equipment (1,2,3,4).Each electrical equipment
One inductor (10,20,30,40) of corresponding configuration, such as can be that electric current induction is arranged on the cable of each electrical equipment
The electric current inductance loop of device realizes the induction to cable current.Each inductor distribute a data collecting card (11,21,31,
41), 4 data collecting cards (11,21,31,41) are connect by train LAN with the same vehicle-mounted transmitter 5.Vehicle-mounted hair
It send device 5 to receive 4 collected electromagnetic interference coherent signals of data collecting card (11,21,31,41), and is packaged and issues in monitoring
The ground based terminal 6 of the heart.In application scenarios shown in FIG. 1, inductor (10,20,30,40), data collecting card (11,21,31,41)
And vehicle-mounted transmitter 5 can be attached by train LAN and data communication.LAN can use technical grade
Wireless aps module, it is ensured that being completely covered in 16 block lengths of high-speed EMUs, design WLAN can save
The cable gone between device is arranged, can also accomplish synchronism while gathered data.Vehicle-mounted transmitter 5 and ground based terminal 6
Can be that data connection is carried out by mobile communications network, mobile communications network can be that 4G mobile communications networks, 3G movements are logical
Communication network, 2G mobile communications networks or Beidou communication system etc..Data buffer storage and breakpoint transmission work(may be used in transmission process
Can, emitting antenna selecting suitable position avoids being shielded.Such as abnormal data of record, time, location coordinates, equipment state
Etc. electromagnetic interferences coherent signal be uniformly sent to ground based terminal 6.Ground based terminal 6 can also be such as Fig. 1 institutes with terminal server
The unit that the multiple main frames shown are constituted.In application scenarios shown in Fig. 1, ground based terminal is adopted by receiving in real time from train
The electromagnetic interference coherent signal collected, is monitored the Electro Magnetic Compatibility of Electric system, and when finding electromagnetic interference
It quickly determines interference path, provides electromagnetic interference coherent signal to technical staff to carry out electromagnetic interference situation analysis.
It is a kind of train electromagnetic interference monitoring system structure diagram provided in an embodiment of the present invention referring to Fig. 2, it is main to wrap
It includes：Inductor assembly 201 and analysis of electromagnetic interference device 202.Specifically, each in inductor assembly 201, with Electric system
The circuit module of voltage class connects, the corresponding inductive signal of circuit module for obtaining each voltage class, described each
The circuit module of voltage class is the circuit module divided with the voltage class belonging to operating voltage in the Electric system.
Analysis of electromagnetic interference device 202 is connect with the inductor assembly 201, for obtaining Electric from the inductive component 201
The corresponding inductive signal of the circuit module of each voltage class in system, according to the corresponding signal max-thresholds of each voltage class and institute
State inductive signal, obtain the circuit module there are electromagnetic interference, according to described there are the circuit module of electromagnetic interference, determine described in
The electromagnetic interference path of Electric system.
In the embodiment shown in Figure 2, inductor assembly 201 can be the device for having multiple inductive probes, can also
It is the set of multiple inductors.If each inductive probe or each inductor that inductor assembly includes, corresponding different voltages
Grade is used to detect the electric signal of different voltages grade.The corresponding voltage class of inductor, referring to can be by the inductor sense
Answer, detect the electronic equipment of electric signal to correspond to the grade of operating voltage.It, can be according to be detected in specific implementation
Inductive probe or inductor is respectively configured in the voltage class that Electric system has, to realize the electricity to each voltage class
Road module can obtain inductive signal.The circuit mould that Electric system includes is divided with different voltages grade in the present embodiment
Block.It is to be understood that the corresponding voltage class of different branch is different in control cabinet, then one relevant voltage of every shunt configuration
The inductor of grade.In Electric system, common voltage class may include：DC24V、DC110V、AC230V、
AC440V、AC2750V、DC3000V、AC27.5kV。
Analysis of electromagnetic interference device 202 shown in Fig. 2 can be the device loaded ON TRAINS, can also be part cargo shipment
ON TRAINS, the device of part setting on the ground.The analysis of electromagnetic interference device loaded ON TRAINS can be hardware configuration
Device, can also be the device of software configuration or the device of software and combination of hardware.Specifically, each voltage class
All corresponding to be preset with signal max-thresholds, the corresponding signal max-thresholds of each voltage class indicate the circuit mould of each voltage class
Block, in the electric signal maximum amplitude of electromagnetic compatibility.In one implementation, inductive signal can be had exceeded signal
The circuit module of the voltage class of max-thresholds is interpreted as the circuit module for electromagnetic interference occurred.Analysis of electromagnetic interference device
Inductive signal is obtained from inductor assembly, whether has exceeded corresponding signal max-thresholds according to these inductive signals, just
It can decide whether that there are electromagnetic interferences, and there are the inductive signals of electromagnetic interference to derive from which voltage class, thus soon
Speed determines the electromagnetic interference path of the Electric system.It is illustrated with application scenarios shown in Fig. 1, from 4 electricity
In 4 inductive signals that gas equipment (1,2,3,4) obtains respectively, the inductive signal amplitudes of 3 electrical equipments (1,2,3) has super
Go out its corresponding signal max-thresholds, then electromagnetic interference path can be electrical equipment 1, electrical equipment 2, electrical equipment 3 successively.
Electromagnetic interference path can also be voltage class, such as 1 corresponding voltage grade DC24V of electrical equipment, voltage class corresponding voltage
Grade DC110V, 3 corresponding voltage grade AC440V of electrical equipment, then electromagnetic interference path can be successively DC24V, DC110V,
AC440V.The circuit module that same voltage class can be used in as the embodiment in electromagnetic interference path using voltage class corresponds to not
The case where with physical device.
A kind of train electromagnetic interference monitoring system structure is present embodiments provided, includes mainly inductor assembly and train electrical
The circuit module connection of each voltage class in gas system, the corresponding induction letter of circuit module for obtaining each voltage class
Number, the circuit module of each voltage class is to be divided with the voltage class belonging to operating voltage in the Electric system
Circuit module；And analysis of electromagnetic interference device is connect with the inductor assembly, for according to the corresponding letter of each voltage class
Number max-thresholds and the inductive signal, obtain the circuit module there are electromagnetic interference, and there are the electricity of electromagnetic interference according to described
Road module determines the electromagnetic interference path of the Electric system.Pass through the electricity to each voltage class of Electric system
Road module by signal monitoring, obtains the module there are electromagnetic interference, to quickly determine electromagnetic interference path, reduces artificial detection model
It encloses, to improve the detection efficiency of Electro Magnetic Compatibility.
It is another train electromagnetic interference monitoring system structure diagram provided in an embodiment of the present invention referring to Fig. 3.Upper
On the basis of stating embodiment, Fig. 3 is to obtain the Signals collecting function of analysis of electromagnetic interference device shown in Fig. 2 and electromagnetic interference path
Take function respectively with two self-contained units come a kind of constructive embodiment for realizing.In structure shown in Fig. 3, analysis of electromagnetic interference dress
It sets and may further include：Signal pickup assembly 211 and electromagnetic interference path acquisition device 212.Specifically, signal pickup assembly
211 connect with the inductor assembly, and the circuit module for obtaining each voltage class from the inductor assembly corresponds to
Inductive signal, and obtain the interference signal section of the inductive signal, the interference signal section includes surpassing in the inductive signal
Go out the extension waveform to setting aside some time in section before and after the interference waveform of induction signal max-thresholds and the interference waveform, it is described
It is the signal max-thresholds of same voltage class corresponding with the inductive signal to induction signal max-thresholds.It obtains in electromagnetic interference path
Device 212 is taken to be connect with the signal pickup assembly, for getting the interference signal section from the signal pickup assembly
When, according to the corresponding circuit module of the interference signal section, the circuit module there are electromagnetic interference is obtained, there is electricity according to described
The circuit module of magnetic disturbance determines the electromagnetic interference path of the Electric system.
In the embodiment shown in fig. 3, signal pickup assembly 211 can be data collecting card or spectrum analyzer.Number
Acquisition range according to capture card for example can include 100kHz-10MHz ranges, this frequency range contains impulse disturbances, surge interference
Noise signal.In order to reduce the data volume in subsequent processes, signal pickup assembly 211 will be less than signal max-thresholds
Normal waveform part is deleted, main to retain in inductive signal beyond the interference waveform to induction signal max-thresholds.And in order to retain
The extension waveform set aside some time before and after interference waveform in section is also remained, head is consequently formed by the information end to end of interference waveform
Tail reserved part amplitude is less than the interference signal section of signal max-thresholds.The above-mentioned acquisition mode of signal pickup assembly can be threshold value
Triggering mode carries out signal acquisition according to signal max-thresholds.Section of setting aside some time for example can be 10 seconds.Signal pickup assembly
211 sample rate can reach 20MS/s, be acquired to 10MHz signal waveforms below.Signal pickup assembly believes induction
It number is acquired, and screens and retain interfering signal section, each interference signal section corresponds to a voltage class.Electromagnetic interference path
Acquisition device 212 is according to the interference signal section got from signal pickup assembly 211, so that it may to determine by voltage class or
The electromagnetic interference path that circuit module is formed.Electromagnetic interference path indicates the voltage class or electricity that mutually there is electromagnetic interference
Road module.Such as there are the circuit modules of electromagnetic interference by descending or the ascending order arrangement of voltage class by described, is determined as described
The electromagnetic interference path of Electric system.A kind of possible electromagnetic interference path can be：DC24V→DC110V→AC440V
→DC3000V→AC25kV。
It is another train electromagnetic interference monitoring system structure diagram provided in an embodiment of the present invention referring to Fig. 4.Upper
On the basis of stating embodiment, structure shown in Fig. 4 be by electromagnetic interference path acquisition device in Fig. 3 with cab signal sending device and
Ground based terminal is come the embodiment realized.In structure shown in Fig. 4, electromagnetic interference path acquisition device may further include：Vehicle
Carry sender unit 221 and ground based terminal 222.Specifically, cab signal sending device 221, with the signal pickup assembly
211 connections, and be wirelessly connected with ground based terminal 222, for getting the interference signal section from the signal pickup assembly
When, the interference signal section and the corresponding circuit module mark of the interference signal section are sent to the ground based terminal.It is described
Ground based terminal 222 determines that there are the circuit moulds of electromagnetic interference for being identified according to the corresponding circuit module of the interference signal section
Block determines the electromagnetic interference path of the Electric system, and preserve according to described there are the circuit module of electromagnetic interference
The interference signal section.Ground based terminal can be monitored in real time using multiple host computers, realize multi-user's real time monitoring,
Monitoring software can have map read functions, in conjunction with teledata send data ground based terminal show abort situation,
Time.Other remote computer clients being connect with ground based terminal can have multi-user's lookup work(by connecting real-time performance
Can, collection point split screen display available function, map read functions, data recording function, the monitoring functions such as playback function.
In the embodiment shown in fig. 4, cab signal sending device 221 is the equipment loaded ON TRAINS, and ground is whole
End 222 is provided in the equipment on ground, and cab signal sending device 221 and ground based terminal 222 are wirelessly connected.Cab signal is sent out
It can be the sending submodule in signal transceiver to send device 221, can also be unidirectional apparatus for transmitting signal.Ground based terminal
222 can be one or more hosts, storage and analysis of the user to interference signal section.Ground based terminal 222 described can will be done
It disturbs signal segment to show to user, so that user analyzes the Electro Magnetic Compatibility of train, investigates electromagnetic interference source and be disturbed
Circuit part.
It is that a kind of inductor assembly, signal pickup assembly and cab signal provided in an embodiment of the present invention are sent referring to Fig. 5
The structural schematic diagram of device.In structure shown in Fig. 5, inductor assembly includes multiple inductors (51,52,53,54,55),
Each inductor is corresponding with a voltage class, and the inductor connects with the circuit module of corresponding same voltage class
It connects.5 voltage class that Electric system uses in Fig. 5 are respectively：DC24V (corresponding inductor 51), DC110V (corresponding senses
Answer device 52), AC440V (corresponding inductor 53), DC3000V (corresponding inductor 54), AC25kV (corresponding inductor 55).Each
Inductor is correspondingly arranged there are one signal pickup assembly.Signal pickup assembly includes capture card, data-analyzing machine and wireless module.
Capture card obtains the corresponding inductive signal of circuit module of each voltage class from the inductor assembly.Data-analyzing machine obtains
It includes in the inductive signal beyond to induction signal maximum threshold to take the interference signal section of the inductive signal, the interference signal section
The extension waveform set aside some time before and after the interference waveform of value and the interference waveform in section, it is described to induction signal max-thresholds
It is the signal max-thresholds of same voltage class corresponding with the inductive signal.Each wireless module is unified to send out interference signal section
It send to cab signal sending device, wherein cab signal sending device can be for example shown in fig. 5 right mounted on inductor 53
Cab signal sending device on the data-analyzing machine answered.
In one implementation, the inductor is current inductor.The current inductor with it is described corresponding same
The transmission cable current coupling of the circuit module of voltage class connects.
In another implementation, the inductor is voltage sensor.The voltage sensor with it is described corresponding same
The transmission cable voltage of the circuit module of one voltage class is of coupled connections.
Above-described embodiment monitors the cable cross talk conditions of different voltages grade simultaneously, can simultaneously capture under identical operating mode
Cable voltage or curent change.Above-described embodiment carries out path to rail vehicle built-in system crosstalk electromagnetic compatibility problem and looks into
It looks for, can solve the problems, such as the point-by-point monitoring omission brought because electromagnetic compatibility is sporadic.Can accurately, time savingly search circuit
Coupled problem, to save more costs of labor, after equipment is installed in place, by the prison that vehicle data remotely can be realized
Control.It neither influences the normal operation of vehicle nor delays the diagnosis of failure, bringing great convenience property.
It is a kind of train electromagnetic interference method for obtaining path flow diagram provided in an embodiment of the present invention referring to Fig. 6, packet
Step S601 is included to step S603, it is specific as follows：
S601 obtains the corresponding inductive signal of circuit module of each voltage class in Electric system.
Wherein, the circuit module of each voltage class is in the Electric system with the voltage belonging to operating voltage
The circuit module of grade classification.
S602 obtains that there are electromagnetic interferences according to the corresponding signal max-thresholds of each voltage class and the inductive signal
Circuit module.
S603, there are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference road of the Electric system
Diameter.
The executive agent of each step of embodiment of the method shown in Fig. 6 can be accordingly electromagnetic interference shown in Fig. 2 point
The analysis of electromagnetic interference device of analysis apparatus, the executive agent as embodiment of the method shown in this Fig. 6 can be the device of software class
Module, implementing principle and technical effect are similar with the description of embodiment illustrated in fig. 2, and details are not described herein again.
On the basis of the above embodiments, described to be believed according to the corresponding signal max-thresholds of each voltage class and the induction
Number, the circuit module there are electromagnetic interference is obtained, may include：There will be beyond the induction letter to induction signal max-thresholds
Number, it is determined as noisy signal, described is same voltage class corresponding with the inductive signal to induction signal max-thresholds
Signal max-thresholds.By the corresponding circuit module of the noisy signal, it is determined as the circuit module there are electromagnetic interference.
On the basis of the above embodiments, described there are the circuit modules of electromagnetic interference according to described, determine the train
The electromagnetic interference path of electrical system, including：There are the circuit modules of electromagnetic interference by the descending or liter of voltage class by described
Sequence arranges, and is determined as the electromagnetic interference path of the Electric system.
On the basis of the above embodiments, the inductive signal is the voltage induced letter on the circuit module transmission cable
Number, the signal max-thresholds are voltage signal max-thresholds.Alternatively, the electric current induction letter on the circuit module transmission cable
Number, the signal max-thresholds are current signal max-thresholds.
It is a kind of hardware architecture diagram of analysis of electromagnetic interference device provided in an embodiment of the present invention, the dress referring to Fig. 7
Set including：Processor 91, memory 92 and computer program；Wherein
Memory 92, for storing the computer program, which can also be flash memory (flash).The calculating
Machine program is, for example, to realize application program, the function module etc. of the above method.
Processor 91, the computer program for executing the memory storage, to realize, device executes in the above method
Each step.The specific associated description that may refer in previous methods embodiment.
Optionally, memory 92 can also be integrated with processor 91 either independent.
When device except the memory 92 is independently of processor 91, described device can also include：
Bus 93, for connecting the memory 92 and processor 91.
The present invention also provides a kind of readable storage medium storing program for executing, computer program is stored in the readable storage medium storing program for executing, it is described
Computer program is performed the method for realizing above-mentioned various embodiments offer.
Wherein, readable storage medium storing program for executing can be computer storage media, can also be communication media.Communication media includes just
In any medium for transmitting computer program from a place to another place.Computer storage media can be general or special
Any usable medium enough accessed with computer capacity.For example, readable storage medium storing program for executing is coupled to processor, to enable a processor to
Information is read from the readable storage medium storing program for executing, and information can be written to the readable storage medium storing program for executing.Certainly, readable storage medium storing program for executing can also
It is the component part of processor.Processor and readable storage medium storing program for executing can be located at application-specific integrated circuit (Application
Specific Integrated Circuits, referred to as：ASIC in).In addition, the ASIC can be located in user equipment.Certainly,
Processor and readable storage medium storing program for executing can also be used as discrete assembly and be present in communication equipment.
The present invention also provides a kind of program product, the program product include execute instruction, this execute instruction be stored in it is readable
In storage medium.At least one processor of equipment can read this from readable storage medium storing program for executing and execute instruction, at least one processing
Device executes this and executes instruction so that equipment implements the method that above-mentioned various embodiments provide.
In the embodiment of above-mentioned apparatus, it should be appreciated that processor can be central processing unit (English：Central
Processing Unit, referred to as：CPU), it can also be other general processors, digital signal processor (English：Digital
Signal Processor, referred to as：DSP), application-specific integrated circuit (English：Application Specific Integrated
Circuit, referred to as：ASIC) etc..General processor can be microprocessor or the processor can also be any conventional place
Manage device etc..It can be embodied directly in hardware processor in conjunction with the step of method disclosed in the present application and execute completion or use
Hardware and software module combination in reason device execute completion.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of train electromagnetic interference monitors system, which is characterized in that including：
Inductor assembly is connect with the circuit module of each voltage class in Electric system, for obtaining described each voltage etc.
The corresponding inductive signal of circuit module of grade, the circuit module of each voltage class are in the Electric system with work
The circuit module that voltage class belonging to voltage divides；
Analysis of electromagnetic interference device is connect with the inductor assembly, for according to the corresponding signal maximum threshold of each voltage class
Value and the inductive signal, obtain the circuit module there are electromagnetic interference, and there are the circuit modules of electromagnetic interference according to described, really
The electromagnetic interference path of the fixed Electric system.
2. system according to claim 1, which is characterized in that the analysis of electromagnetic interference device includes：
Signal pickup assembly is connect with the inductor assembly, for obtaining each voltage class from the inductor assembly
The corresponding inductive signal of circuit module, and obtain the interference signal section of the inductive signal, the interference signal section includes institute
It states in inductive signal beyond to setting aside some time in section before and after the interference waveform of induction signal max-thresholds and the interference waveform
Extend waveform, described is the signal max-thresholds of same voltage class corresponding with the inductive signal to induction signal max-thresholds；
Electromagnetic interference path acquisition device, connect with the signal pickup assembly, for being obtained from the signal pickup assembly
When to the interference signal section, according to the corresponding circuit module of the interference signal section, the circuit mould there are electromagnetic interference is obtained
Block, there are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference path of the Electric system.
3. system according to claim 2, which is characterized in that electromagnetic interference path acquisition device includes：
Cab signal sending device is connect with the signal pickup assembly, and is wirelessly connected with ground based terminal, for from described
When signal pickup assembly gets the interference signal section, by the interference signal section and the corresponding circuit of the interference signal section
Module id is sent to the ground based terminal；
The ground based terminal determines that there are electromagnetic interferences for being identified according to the corresponding circuit module of the interference signal section
Circuit module, there are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference path of the Electric system, with
And preserve the interference signal section.
4. system according to claim 1, which is characterized in that the inductor assembly includes multiple inductors, each to feel
Answer device corresponding with a voltage class；The inductor is connected with the circuit module of corresponding same voltage class.
5. system according to claim 4, which is characterized in that the inductor is current inductor；The electric current induction
Device is connected with the transmission cable current coupling of the circuit module of the corresponding same voltage class.
6. system according to claim 4, which is characterized in that the inductor is voltage sensor；The voltage induced
Device is of coupled connections with the transmission cable voltage of the circuit module of the corresponding same voltage class.
7. a kind of train electromagnetic interference method for obtaining path, which is characterized in that including：
Obtain the corresponding inductive signal of circuit module of each voltage class in Electric system, the circuit of each voltage class
Module is the circuit module divided with the voltage class belonging to operating voltage in the Electric system；
According to the corresponding signal max-thresholds of each voltage class and the inductive signal, the circuit mould there are electromagnetic interference is obtained
Block；
There are the circuit modules of electromagnetic interference according to described, determine the electromagnetic interference path of the Electric system.
8. the method according to the description of claim 7 is characterized in that described according to the corresponding signal max-thresholds of each voltage class
With the inductive signal, the circuit module there are electromagnetic interference is obtained, including：
There will be beyond the inductive signal to induction signal max-thresholds, it is determined as noisy signal, it is described to induction signal
Max-thresholds are the signal max-thresholds of same voltage class corresponding with the inductive signal；
By the corresponding circuit module of the noisy signal, it is determined as the circuit module there are electromagnetic interference.
9. method according to claim 7 or 8, which is characterized in that described there are the circuit moulds of electromagnetic interference according to described
Block determines the electromagnetic interference path of the Electric system, including：
By it is described there are the circuit module of electromagnetic interference by voltage class descending or ascending order arrangement, be determined as the Electric
The electromagnetic interference path of system.
10. the method according to the description of claim 7 is characterized in that the inductive signal is the circuit module transmission cable
On voltage induced signal, the signal max-thresholds be voltage signal max-thresholds；
Alternatively, the current sensing signal on the circuit module transmission cable, the signal max-thresholds are that current signal is maximum
Threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616157.5A CN108548978A (en) | 2018-06-14 | 2018-06-14 | Train electromagnetic interference monitors system and train electromagnetic interference method for obtaining path |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616157.5A CN108548978A (en) | 2018-06-14 | 2018-06-14 | Train electromagnetic interference monitors system and train electromagnetic interference method for obtaining path |
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| CN108548978A true CN108548978A (en) | 2018-09-18 |
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| CN201810616157.5A Pending CN108548978A (en) | 2018-06-14 | 2018-06-14 | Train electromagnetic interference monitors system and train electromagnetic interference method for obtaining path |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208726A (en) * | 2019-06-03 | 2019-09-06 | 辽宁开普医疗系统有限公司 | For the detection system for the outside electromagnetic interference for influencing magnetic resonance system image quality |
| CN113067650A (en) * | 2021-03-16 | 2021-07-02 | 北京交大思诺科技股份有限公司 | BTM signal and interference analysis processing apparatus |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101226682A (en) * | 2007-01-19 | 2008-07-23 | 同济大学 | Device for monitoring stray current of novel subway |
| CN102385012A (en) * | 2011-10-21 | 2012-03-21 | 北京交通大学 | Monitoring system of electromagnetic environment of vehicle-mounted train control equipment for train |
| CN202948092U (en) * | 2012-12-12 | 2013-05-22 | 中国电力科学研究院 | Measurement system for transient electromagnetic interference of transformer station |
| CN103308801A (en) * | 2013-06-04 | 2013-09-18 | 上海无线电设备研究所 | Ground test method for full-aircraft electromagnetic compatibility of commercial aircraft |
| CN103727978A (en) * | 2013-12-25 | 2014-04-16 | 长城信息产业股份有限公司 | Wagon state real-time monitoring terminal and method based on compass communications |
| CN105447862A (en) * | 2015-11-19 | 2016-03-30 | 中国农业大学 | Remote fault diagnosis method, device and system for high-voltage DC converter station |
| CN105633903A (en) * | 2016-01-18 | 2016-06-01 | 京东方科技集团股份有限公司 | Electric device, electric system and terminal device having fault monitoring function |
| CN107479462A (en) * | 2017-08-22 | 2017-12-15 | 深圳企管加企业服务有限公司 | Computer room electromagnetic interference monitoring method, device and storage medium based on Internet of Things |
| CN107677899A (en) * | 2017-08-22 | 2018-02-09 | 深圳企管加企业服务有限公司 | Computer room electromagnetic interference monitoring system based on Internet of Things |
| CN107884617A (en) * | 2017-11-03 | 2018-04-06 | 中车青岛四方机车车辆股份有限公司 | A kind of rail vehicle interference electric current test device and rail vehicle |
-
2018
- 2018-06-14 CN CN201810616157.5A patent/CN108548978A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101226682A (en) * | 2007-01-19 | 2008-07-23 | 同济大学 | Device for monitoring stray current of novel subway |
| CN102385012A (en) * | 2011-10-21 | 2012-03-21 | 北京交通大学 | Monitoring system of electromagnetic environment of vehicle-mounted train control equipment for train |
| CN202948092U (en) * | 2012-12-12 | 2013-05-22 | 中国电力科学研究院 | Measurement system for transient electromagnetic interference of transformer station |
| CN103308801A (en) * | 2013-06-04 | 2013-09-18 | 上海无线电设备研究所 | Ground test method for full-aircraft electromagnetic compatibility of commercial aircraft |
| CN103727978A (en) * | 2013-12-25 | 2014-04-16 | 长城信息产业股份有限公司 | Wagon state real-time monitoring terminal and method based on compass communications |
| CN105447862A (en) * | 2015-11-19 | 2016-03-30 | 中国农业大学 | Remote fault diagnosis method, device and system for high-voltage DC converter station |
| CN105633903A (en) * | 2016-01-18 | 2016-06-01 | 京东方科技集团股份有限公司 | Electric device, electric system and terminal device having fault monitoring function |
| CN107479462A (en) * | 2017-08-22 | 2017-12-15 | 深圳企管加企业服务有限公司 | Computer room electromagnetic interference monitoring method, device and storage medium based on Internet of Things |
| CN107677899A (en) * | 2017-08-22 | 2018-02-09 | 深圳企管加企业服务有限公司 | Computer room electromagnetic interference monitoring system based on Internet of Things |
| CN107884617A (en) * | 2017-11-03 | 2018-04-06 | 中车青岛四方机车车辆股份有限公司 | A kind of rail vehicle interference electric current test device and rail vehicle |
Non-Patent Citations (1)
| Title |
|---|
| DEPARTMENT OF DEFENSE INTERFACE STANDARD: "《REQUIREMENTS FOR THE CONTROL OF ELECTROMAGNETIC INTERFERENCE CHARACTERISTICS OF SUBSYSTEMS AND EQUIPMENT》", 20 August 1999 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208726A (en) * | 2019-06-03 | 2019-09-06 | 辽宁开普医疗系统有限公司 | For the detection system for the outside electromagnetic interference for influencing magnetic resonance system image quality |
| CN110208726B (en) * | 2019-06-03 | 2021-07-09 | 辽宁开普医疗系统有限公司 | Detection system for external electromagnetic interference influencing imaging quality of magnetic resonance system |
| CN113067650A (en) * | 2021-03-16 | 2021-07-02 | 北京交大思诺科技股份有限公司 | BTM signal and interference analysis processing apparatus |
| CN113067650B (en) * | 2021-03-16 | 2023-09-22 | 北京交大思诺科技股份有限公司 | BTM signal and interference analysis processing device |
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