CN109144038A - A kind of rail traffic gating device diagnostic system and method - Google Patents
A kind of rail traffic gating device diagnostic system and method Download PDFInfo
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- CN109144038A CN109144038A CN201811264854.5A CN201811264854A CN109144038A CN 109144038 A CN109144038 A CN 109144038A CN 201811264854 A CN201811264854 A CN 201811264854A CN 109144038 A CN109144038 A CN 109144038A
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- dsp
- gating device
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- rail traffic
- voltage
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Electric Motors In General (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses a kind of rail traffic gating device diagnostic system and methods: including DSP and being connected to power module, soft-start module, watchdog circuit, memory circuit, motor-drive circuit, delivery outlet, the key input mouth of DSP, the motor-drive circuit connects DSP by current sampling device, the soft-start module connects external power supply, the motor drive module connection motor and power module, the DSP is also connected with host computer and remote diagnosis system, and the power module connects DSP by voltage sampling circuit.When work, key input mouth self diagnosis includes that enabling train-line self diagnosis and door enable train radiodiagnosis x, whether within a preset range DSP diagnoses supply voltage by voltage sampling circuit, if then working on, if otherwise sampled voltage is compared with power failure information is locally stored, off-line analysis fault message, must be out of order conclusion.Present invention reduces the operation failure rates of gating device, reduce accident analysis difficulty, keep car door operation safer.
Description
Technical field
The present invention relates to rail traffics to gate device technical field, and in particular to a kind of rail traffic gating device diagnostic system
And method.
Background technique
Rail traffic is mainly used in high-speed rail and urban rail with gating device, by signals such as the switch gates of reception vehicle, is driven
Dynamic motor drives car door transmission device to realize the functions such as switch gate, and car door operation state has biggish shadow to the safety of passenger
It rings.Existing rail traffic in the process of running, can not judge the state of gating device with gating device in advance, when occur car door without
When method beats the failures such as on and off is not in place, the basic reason for generating failure can not be captured in time, it can only be by fault information reporting
To vehicle control center, vehicle needs reproduction failure after Hui Ku to be diagnosed and analyzed again, and require a great deal of time progress
Simulation and analysis failure, can not solve the problems, such as in the short time；Even some failures cannot reappear, and lead to not thoroughly solve to ask
Topic.These result in car door maintenance higher cost, and produce bigger effect to the operation of rail traffic, or even influence the people of passenger
Body safety.Therefore design one kind can self diagnosis analysis, and can be avoided the rail traffic of safety accident and diagnosed with gating device and be
System is particularly important.
Summary of the invention
To solve deficiency in the prior art, the present invention provides a kind of rail traffic gating device diagnostic system and method,
Solves the technical problem that gating device the degree of automation in the prior art is not high, self diagnosis analysis performance is bad.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of rail traffic gating device diagnostic system: it including DSP and is connected to the power module of DSP, soft-start module, guards the gate
Dog circuit, memory circuit, motor-drive circuit, delivery outlet, key input mouth, the motor-drive circuit pass through current sample
Device connects DSP, and the soft-start module connects external power supply, the motor drive module connection motor and power module, institute
It states DSP and is also connected with host computer and remote diagnosis system, the power module connects DSP by voltage sampling circuit.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic system above-mentioned: the DSP and remote diagnosis
Pass through Ethernet or 3G or 4G network connection between system.
A kind of rail traffic gating device diagnostic method: including power supply self diagnosis, DSP self diagnosis, motor driven self diagnosis,
Key input mouth self diagnosis and delivery outlet self diagnosis, the key input mouth self diagnosis include that enabling train-line self diagnosis and door make
It can train radiodiagnosis x.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned: the power supply self diagnosis
Method is: power module obtain it is electric, DSP by voltage sampling circuit diagnose supply voltage whether within a preset range, if then after
Continuous work, if otherwise comparing sampled voltage with power failure information is locally stored, off-line analysis fault message obtains event
Hinder conclusion.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned, the side of the DSP self diagnosis
Method is: watchdog circuit is periodically detected DSP, and gating device reset is restarted if DSP has exception.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned: the motor driven autodiagnosis
Disconnected method is: DSP acquires the electric current of motor-drive circuit by current sampling device, if it exists overcurrent protection signal and specified
Overcurrent protection signal is more than that preset times then stop driving motor, malfunction coefficient and DSP progress off-line analysis in time.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned: current sampling device acquisition
The biphase current of motor-drive circuit.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned: the key input mouth is certainly
The method of diagnosis is: DSP is filtered to the signal of key input mouth and updates, compares the signal and spare letter of key input mouth
It is number whether consistent, forbid opening door operation if inconsistent, until restarting the hardware circuit of gating device, analysis of key signal.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned: the delivery outlet self diagnosis
Method be: DSP compare delivery outlet signal be expected it is whether consistent, delivery outlet failure is diagnosed as if inconsistent, is forbidden defeated
The signal of outlet exports and is configured as input port, malfunction coefficient, off-line analysis failure.
As a kind of prioritization scheme, a kind of rail traffic gating device diagnostic method above-mentioned: the power supply self diagnosis packet
It includes and 15V voltage, VCC voltage, 5V voltage and the VCC1 voltage after power module conversion is detected and analyzed.
Advantageous effects of the invention:
1. the present invention is able to detect gating device voltage change conditions, motor operating state, input/output port state, dsp operation shape
State carries out emphasis monitoring to the key input mouth for influencing door movement, gating device state is stored, when gating in car operation
Device generates failure, and the gating device state stored when being occurred by failure can quickly find the basic reason for leading to failure, saves
The time and efforts that technical staff analyzes failure is saved.In addition, diagnosing gating device state in advance, and early warning and alarm are carried out, led to
Cross Ethernet or 3G or 4G network and send remote diagnosis system for gating device early warning and alarm signal, remote diagnosis system according to
Gating device diagnostic state reminds maintenance staff that gating device is safeguarded or maintained in advance.
2. reduce accident analysis difficulty present invention reduces the operation failure rate of gating device, reduce the maintenance time and
Expense improves car operation efficiency, keeps car door operation safer.
Detailed description of the invention
Fig. 1 is the principle of the present invention structure chart.
Fig. 2 is power supply self diagnosis flow chart of the present invention.
Fig. 3 is DSP self diagnosis flow chart of the present invention.
Fig. 4 is motor driven self diagnosis flow chart of the present invention.
Fig. 5 is key input message self diagnosis flow chart of the present invention.
Fig. 6 is delivery outlet self diagnosis flow chart of the present invention.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention
Technical solution, and not intended to limit the protection scope of the present invention.
As shown in Figure 1: present embodiment discloses a kind of rail traffic gating device diagnostic system, including DSP and it is connected to
Power module, soft-start module, watchdog circuit, memory circuit, motor-drive circuit, delivery outlet, the key input of DSP
Mouthful, motor-drive circuit connects DSP by current sampling device, and soft-start module connects external power supply, and motor drive module connects
Motor and power module are connect, DSP is also connected with host computer and remote diagnosis system, and power module is connected by voltage sampling circuit
DSP。
Specifically, preferably passing through Ethernet or 3G or 4G network connection between the DSP and remote diagnosis system of the present embodiment.
The present embodiment also discloses a kind of rail traffic gating device diagnostic method, specifically includes power supply self diagnosis, DSP certainly
Diagnosis, motor driven self diagnosis, key input mouth self diagnosis and delivery outlet self diagnosis, key input mouth self diagnosis include the column that open the door
Fare self diagnosis and door enable train radiodiagnosis x.
As shown in Figure 2: the method for power supply self diagnosis is: gating device power on after by soft start formed supply voltage, power supply
Voltage is converted into 15V voltage, VCC voltage through power module, and wherein 15V voltage is used to supply by motor-drive circuit to motor
Electricity；15V voltage is converted into 5V voltage using power module, and 5V voltage is used to power to other chips；VCC voltage is through power supply mould
Block is converted into VCC1 voltage, and VCC1 voltage is used to power to communication chip.
DSP diagnoses above-mentioned each voltage (voltage containing 15V, VCC voltage, 5V voltage and VCC1 voltage) by voltage sampling circuit
Voltage value whether within a preset range, if then working on, if otherwise by sampled voltage and be locally stored power failure letter
Breath compares, off-line analysis fault message, and must be out of order conclusion.
As shown in Figure 3: the method for the DSP self diagnosis of the present embodiment is: DSP constantly carries out feeding dog, watchdog circuit period
Property detection DSP, if DSP exist it is abnormal if gating device reset restarts.
As shown in Figure 4: the method for the motor driven self diagnosis of the present embodiment is: DSP acquires electricity by current sampling device
The electric current of drive circuit, if it exists overcurrent protection signal and in specified time overcurrent protection signal be more than preset times then stop
Driving motor, malfunction coefficient and DSP carry out off-line analysis.
Specific practice is: ADC interruption subroutine reads the biphase current of motor-drive circuit, A phase and B phase in real time, according to
Current processing algorithm carries out calculating actual samples electric current, and then calculated current sampling data controls motor,
If it exists overcurrent protection signal and in specified time overcurrent protection signal be more than preset times then stop driving motor, malfunction coefficient
And DSP carries out off-line analysis.This method is used to judge the state of three-phase current, judge motor whether phase shortage.
As shown in Figure 5: the method for key input mouth self diagnosis is: DSP is filtered and more the signal of key input mouth
Newly, whether signal and the space signal for comparing key input mouth are consistent, if the two time of arrival (toa) is inconsistent, forbid opening the door
Operation, until restarting the hardware circuit of gating device, analysis of key signal.
As shown in Figure 6: the method for delivery outlet self diagnosis is: after gating device power-up initializing, ADC interruption is read defeated in real time
Exit feedback signal, if whether the signal of DSP comparison delivery outlet and expection are consistent, if inconsistent be diagnosed as delivery outlet failure,
Forbid the signal of delivery outlet to export and is configured as input port, malfunction coefficient, off-line analysis failure.
The present invention is able to detect gating device voltage change conditions, motor operating state, input/output port state, dsp operation
State carries out emphasis monitoring to the key input mouth for influencing door movement, gating device state is stored, when door in car operation
It controls device and generates failure, the gating device state stored when being occurred by failure can quickly find the basic reason for leading to failure,
Save the time and efforts that technical staff analyzes failure.In addition, diagnosing gating device state in advance, and early warning and alarm are carried out,
Remote diagnosis system, remote diagnosis system root are sent by gating device early warning and alarm signal by Ethernet or 3G or 4G network
According to gating device diagnostic state, remind maintenance staff that gating device is safeguarded or maintained in advance.
Present invention reduces the operation failure rates of gating device, reduce accident analysis difficulty, reduce maintenance time and expense
With, improve car operation efficiency, make car door operation it is safer.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of rail traffic gating device diagnostic system, it is characterised in that: including DSP and be connected to the power module, soft of DSP
Starting module, watchdog circuit, memory circuit, motor-drive circuit, delivery outlet, key input mouth, the motor driven electricity
Road connects DSP by current sampling device, and the soft-start module connects external power supply, and the motor drive module connects motor
And power module, the DSP are also connected with host computer and remote diagnosis system, the power module is connected by voltage sampling circuit
DSP。
2. a kind of rail traffic gating device diagnostic system according to claim 1, it is characterised in that: the DSP and remote
Pass through Ethernet or 3G or 4G network connection between journey diagnostic system.
3. a kind of rail traffic gating device diagnostic method, it is characterised in that: driven including power supply self diagnosis, DSP self diagnosis, motor
Dynamic self diagnosis, key input mouth self diagnosis and delivery outlet self diagnosis, the key input mouth self diagnosis include enabling train-line from
Diagnosis and door enable train radiodiagnosis x.
4. a kind of rail traffic gating device diagnostic method according to claim 3, it is characterised in that: the power supply autodiagnosis
Disconnected method is: power module obtain it is electric, DSP by voltage sampling circuit diagnose supply voltage whether within a preset range, if
It then works on, if otherwise comparing sampled voltage with power failure information is locally stored, off-line analysis fault message is obtained
Be out of order conclusion.
5. a kind of rail traffic gating device diagnostic method according to claim 3, it is characterised in that: the DSP autodiagnosis
Disconnected method is: watchdog circuit is periodically detected DSP, and gating device reset is restarted if DSP has exception.
6. a kind of rail traffic gating device diagnostic method according to claim 3, it is characterised in that: the motor driven
The method of self diagnosis is: DSP by current sampling device acquire motor-drive circuit electric current, if it exists overcurrent protection signal and
Overcurrent protection signal is more than that preset times then stop driving motor, malfunction coefficient and DSP progress off-line analysis in specified time.
7. a kind of rail traffic gating device diagnostic method according to claim 6, it is characterised in that: current sampling device
Acquire the biphase current of motor-drive circuit.
8. a kind of rail traffic gating device diagnostic method according to claim 3, it is characterised in that: the key input
The method of mouthful self diagnosis is: DSP the signal of key input mouth is filtered and is updated, is compared the signal of key input mouth with it is standby
It is whether consistent with signal, forbid opening door operation if inconsistent, until restarting the hardware circuit of gating device, analysis of key signal.
9. a kind of rail traffic gating device diagnostic method according to claim 3, it is characterised in that: the delivery outlet is certainly
The method of diagnosis is: whether the signal of DSP comparison delivery outlet and expection are consistent, and delivery outlet failure is diagnosed as if inconsistent, is prohibited
Only the signal of delivery outlet exports and is configured as input port, malfunction coefficient, off-line analysis failure.
10. a kind of rail traffic gating device diagnostic method according to claim 4, it is characterised in that: the power supply is certainly
Diagnosis includes that 15V voltage, VCC voltage, 5V voltage and the VCC1 voltage after power module conversion are detected and analyzed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264854.5A CN109144038B (en) | 2018-10-29 | 2018-10-29 | Gate controller diagnosis system and method for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264854.5A CN109144038B (en) | 2018-10-29 | 2018-10-29 | Gate controller diagnosis system and method for rail transit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109144038A true CN109144038A (en) | 2019-01-04 |
| CN109144038B CN109144038B (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811264854.5A Active CN109144038B (en) | 2018-10-29 | 2018-10-29 | Gate controller diagnosis system and method for rail transit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374379A (en) * | 2021-06-29 | 2021-09-10 | 中车唐山机车车辆有限公司 | Vehicle door control system and vehicle door control method |
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| CN101936110A (en) * | 2010-08-27 | 2011-01-05 | 东南大学 | Intelligent door control system for rail train doors |
| CN102536033A (en) * | 2011-12-23 | 2012-07-04 | 南京理工大学 | Intelligent door control system of rail train |
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Patent Citations (6)
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| US20040049319A1 (en) * | 2001-06-15 | 2004-03-11 | Nabco, Ltd. | Method and system for administering automatic door apparatus, and automatic door apparatus |
| CN101405471A (en) * | 2006-02-08 | 2009-04-08 | 纳博特斯克株式会社 | Automatic door unit |
| CN101761284A (en) * | 2008-12-22 | 2010-06-30 | 重庆川仪自动化股份有限公司 | Controller of rail transportation safety door |
| CN101936110A (en) * | 2010-08-27 | 2011-01-05 | 东南大学 | Intelligent door control system for rail train doors |
| CN102536033A (en) * | 2011-12-23 | 2012-07-04 | 南京理工大学 | Intelligent door control system of rail train |
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| CN113374379A (en) * | 2021-06-29 | 2021-09-10 | 中车唐山机车车辆有限公司 | Vehicle door control system and vehicle door control method |
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| CN109144038B (en) | 2020-12-22 |
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Address after: No.89 SaJiaWan, Gulou District, Nanjing, Jiangsu Province, 210003 Applicant after: NANJING KANGNI ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 210013, Gu Ping Gang 4, Gulou District, Jiangsu, Nanjing Applicant before: NANJING KANGNI ELECTRONIC TECHNOLOGY Co.,Ltd. |
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