CN109649434A - A kind of railcar intelligent maintenance system and method - Google Patents
A kind of railcar intelligent maintenance system and method Download PDFInfo
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- CN109649434A CN109649434A CN201811579229.XA CN201811579229A CN109649434A CN 109649434 A CN109649434 A CN 109649434A CN 201811579229 A CN201811579229 A CN 201811579229A CN 109649434 A CN109649434 A CN 109649434A
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- Prior art keywords
- controller
- display
- port
- bus
- railcar
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K11/00—Serving peculiar to locomotives, e.g. filling with, or emptying of, water, sand, or the like at the depots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The present invention relates to a kind of railcar intelligent maintenance systems comprising controller and the display and peripheral control circuits that are electrically connected with the controller；The controller is connect with the display by CAN bus, and the controller and engine are connected also by CAN bus；The controller and the also external 24V terminal battery of display.The present invention in PLUS+1 system platform by carrying out secondary development; there is significant trouble pressure automatic shutdown protection function in the railway engineerings such as railcar vehicle; pass through liquid crystal display; accomplish visualization human-computer interaction, preferably resolves deficiency of the existing vehicle without the real-time prompting function of real time fail intelligence.
Description
Technical field
The present invention relates to railway engineering technology fields, and in particular to a kind of railcar intelligent maintenance system and method.
Background technique
Existing railway engineering vehicle mostly uses greatly the discretization of relay to control, and does not have intelligent functions, no vehicle
Prompting function when maintenance expires is unfavorable for the operation and maintenance of vehicle.
Summary of the invention
The problem of for above-mentioned background technique, the invention proposes a kind of railcar intelligent maintenance system and sides
Method carries out secondary development in PLUS+1 system platform, accomplished visualization human-computer interaction, the existing vehicle of very good solution
Deficiency without real-time prompting function improves the controllability of railway engineering vehicle and the convenience of vehicle maintenance maintenance.
Technical scheme is as follows:
Above-mentioned railcar intelligent maintenance system comprising controller and the display being electrically connected with the controller and
Peripheral control circuits；The controller is connect with the display by CAN bus, the controller and engine also by
CAN bus connection；The controller and the also external 24V terminal battery of display.
The railcar intelligent maintenance system, in which: the CAN bus both ends are also connected with 120 Ω terminal resistances.
The railcar intelligent maintenance system, in which: the controller includes volatile memory RAM, non-volatile deposits
Reservoir ROM, A/D converting unit, D/A converting unit, digital quantity input/output interface, analog input/output interface and bus
Module；The motor rotational speed sensor, water temperature sensor, hydraulic oil temperature sensor, fuel level sensor, air filter sensor, machine filter
Sensor, oily filter sensor pass through with system pressure sensor signal wire connect the controller the digital quantity input/
Output interface and the analog input/output interface.
The railcar intelligent maintenance system, in which: the peripheral control circuits include being electrically connected with the controller
Motor rotational speed sensor, water temperature sensor, hydraulic oil temperature sensor, fuel level sensor, air filter sensor, machine filter sensor, oil
Filter sensor and system pressure sensor.
The railcar intelligent maintenance system, in which: the controller also has the connection of the first connection socket C1 and second
Socket C2；The first connection socket C1 includes anode port C101, battery cathode port C102, CAN bus high level
Port C103, CAN bus low level port C104, analog input/CAN bus grounding ports C105, digital quantity input port
C106 and C107, direct current 5V probe power anode port C108 and probe power cathode port C109；Second connection
Socket C2 includes digital quantity input/analog input/frequency input mouth C202~C206, analog input/temperature/resistance terminal
Mouth C207~C208, PWM output/digital output/PVG power port C209, PWM output/digital output/PVG output end
Mouth C210~212.
The railcar intelligent maintenance system, in which: the first connection socket C1 is connected by battery cathode port C101
The cathode for connecing the 24V terminal battery connects the anode of the 24V terminal battery by anode port C101, leads to
The described CAN bus one end of CAN bus high level port C103 connection is crossed, institute is connected to by CAN bus low level port C104
State the CAN bus other end.
The railcar intelligent maintenance system, in which: the display has Wiring port CIP1~CIP4, by connecing
Line end mouth CIP1 and CIP2 are separately connected the cathode and anode of the 24V terminal battery, pass through Wiring port CIP3 and CIP4
It is separately connected the CAN bus both ends.
The railcar intelligent maintenance system, in which: the controller uses the PLUS+1 platform of model MC024-010
Controller；The display uses the liquid crystal display of model DP570.
A kind of railcar intelligent maintenance method, based on the railcar intelligent maintenance system, wherein specifically include following
Step:
(1) pass through the software systems of PLUS+1 platform editing controller 1 and display 2, and the software that will be editted
System downloads in controller and display, and the number of the controller is sampled by the digital quantity sampling module of the software systems
The frequency values of word amount input port, the analog quantity for sampling the controller by the analog quantity sampling module of the software systems are defeated
The voltage value and resistance value of inbound port, and the ECU active transmission of engine is acquired by the software systems in CAN bus
Various state parameters.
(2) software systems collect after the information data of display in need, according between controller and display
CAN communication agreement, collected information data is sent to display by controller, display according to CAN communication agreement again
The information data received is reduced to actual numerical value and is shown after carrying out secondary treatment；
(3) it is mentioned according to accumulative mileage and working time with reference to emm message is carried out after parameter preset by the software systems
Show, and the fault message for acquiring Engine ECU sending makes warning note in the homepage of display, makes driver in display
The alarm page check specific fault message, to handle in time.
The railcar intelligent maintenance method, in which: can show that engine speed, cumulative activation are small on the display
When, current vehicle speed, accumulative mileage, engine water temperature, engine oil pressure, torque converter pressure, hydraulic system pressure, hydraulic oil temperature, combustion
Oil level, engine voltage, engine load, engine alarm parameters and maintenance information；The maintenance information tool
Expire intelligent reminding function；
The numerical value of the current vehicle speed is to be turned around generation by frequency-rotating speed modules of the software systems according to motor
How many pulses and obtained frequency values, calculate motor transient speed, calculate automobile's instant velocity further according to wheel diameter；The machine oil
The numerical value of pressure, torque converter pressure and hydraulic system pressure is by the filter module of software systems that collected voltage value is first
By filtering, corresponding pressure value is calculated using two level sensor demarcating modules of the software systems；The hydraulic oil temperature
Numerical value with fuel level is that collected resistance signal is carried out linear calibration by 6 demarcating modules of the software systems
After obtain；The various status parameter values of the engine are to directly read CAN signal by the software systems, then basis
J1939 vehicle protocol is directly obtained by mathematical operation.
The utility model has the advantages that
Railcar intelligent maintenance system of the present invention and method concept are reasonable, by carried out in PLUS+1 system platform two
Secondary exploitation forces automatic shutdown protection function to be done by display there is significant trouble in the railway engineerings such as railcar vehicle
Visualization human-computer interaction has been arrived, deficiency of the existing vehicle without the real-time prompting function of real time fail intelligence is preferably resolved.
Detailed description of the invention
Fig. 1 is the structural block diagram of railcar intelligent maintenance system of the present invention；
Fig. 2 is the interface circuit figure of the controller of railcar intelligent maintenance system of the present invention；
Fig. 3 is that the present invention is based on editors in the railcar intelligent maintenance method of PLUS+1 platform in controller and display
Software systems work flow diagram.
Specific embodiment
As shown in Figure 1, railcar intelligent maintenance system of the present invention, based on PLUS+1 platform and including controller 1, display
2 and peripheral control circuits.
The controller 1 is connect with display 2 by CAN bus, and the controller 1 and engine are connected also by CAN bus
Communication；The power supply of the controller 1 and display 2 is external 24V terminal battery.
The controller 1 uses PLUS+1 platform controller MC024-010, which uses the liquid crystal of model DP570
Display (using the PLUS+1 platform controller MC024-010 of Sa Ao Danfoss AS)；The CAN bus both ends are also set up
There are 120 ohm termination resistance.
The peripheral control circuits include the motor rotational speed sensor being electrically connected with controller 1, water temperature sensor, hydraulic oil temperature
Sensor, fuel level sensor, air filter sensor, machine filter sensor, oily filter sensor, system pressure sensor and other I/O electricity
Road；Wherein, which is mounted on the wheel of vehicle, which is mounted in the water tank of vehicle, the oil level
Sensor is mounted in the fuel tank of vehicle, which is mounted on the air cleaner of engine, the machine filter sensor
It is mounted in the oil filter of engine, which is mounted on the fuel filter of engine.
The controller 1 includes volatile memory RAM, nonvolatile memory ROM, A/D converting unit, D/A conversion list
Member, digital quantity input/output interface, analog input/output interface and bus module.Wherein, the motor rotational speed sensor, water
Temperature sensor, hydraulic oil temperature sensor, fuel level sensor, air filter sensor, machine filter sensor, oily filter sensor and system pressure
Sensor passes through digital quantity input/output interface and the analog input/output interface company that signal wire connects the controller 1
It connects.
As shown in Fig. 2, the controller 1 also has the first connection socket C1 and the second connection socket C2；First connection is inserted
The connection of seat C1 and second socket C2 respectively has 12 input/output end ports.
First connection socket C1 includes anode port C101, battery cathode port C102, CAN bus high level end
Mouth C103, CAN bus low level port C104, analog input/CAN bus grounding ports C105, digital quantity input port
C106 and C107, direct current 5V probe power anode port C108 and probe power cathode port C109；Second connection is inserted
Seat C2 includes digital quantity input/analog input/frequency input mouth C202~C206, analog input/temperature/resistance port
C207~C208, PWM output/digital output/PVG power port C209, PWM output/digital output/PVG output port
C210~212.
First connection socket C1 passes through the cathode of battery cathode port C101 connection 24V terminal battery, passes through battery
The anode of positive port C101 connection 24V terminal battery, by CAN bus high level port C103 connection CAN bus one end,
The CAN bus other end is connected to by CAN bus low level port C104；120 Ω end is also connected between the CAN bus both ends
Hold resistance R.
The display 2 has Wiring port CIP1~CIP4, is separately connected 24V end by Wiring port CIP1 and CIP2
The cathode and anode for holding battery, are separately connected CAN bus both ends by Wiring port CIP3 and CIP4.
The present invention reads each sensor and engine data by controller 1, and controller 1 is real by various information after operation
When be shown on display 2, make driver can real time inspection running state of the vehicle.
Railcar intelligent maintenance method of the present invention, based on above-mentioned railcar intelligent maintenance system, the specific steps are as follows:
(1) pass through the software systems of PLUS+1 platform editing controller 1 and display 2, and the software systems that will be editted
It downloads in controller 1 and display 2, the digital quantity by the digital quantity sampling module sampling controller 1 of the software systems is defeated
The frequency values (Hz) of inbound port pass through the analog input port of the analog quantity sampling module sampling controller 1 of software systems
Voltage value (mv), resistance value (Ω), with read switch whether electric, motor rotary speed, hydraulic system height pressure pressure, hydraulic oil
The parameters such as temperature, fuel level in tank；The various states ginseng of the ECU active transmission of engine is acquired in CAN bus by software systems
Number mainly reads engine speed, cumulative operation time, engine oil pressure, coolant temperature etc..
Wherein, in above-mentioned steps (1), what motor rotational speed sensor was detected is frequency values, and system pressure sensor is tested
What is surveyed is voltage value, and what hydraulic oil temperature sensor and fuel level sensor were detected is resistance value.
(2) software systems collect after the information data of display in need, according between controller 1 and display 2
Collected information data is sent to display 2 by controller 1 by CAN communication agreement, and display 2 is according to CAN communication agreement
Again the information data being connected to is reduced to show after the actual numerical values such as pressure, temperature, revolving speed carry out secondary treatment.
(3) by software systems according to accumulative mileage and working time, with reference to progress emm message prompt (example after parameter preset
Such as prompt to replace hydraulic filter core and hydraulic oil), and the fault message of Engine ECU sending is acquired, it is done in the homepage of display 2
Warning note out, driver can check specific fault message in the alarm page of display 2, to handle in time.
Wherein, engine speed can be shown on the display 2, cumulative activation hour, current vehicle speed, accumulative mileage, started
Machine water temperature, engine oil pressure, torque converter pressure, hydraulic system pressure, hydraulic oil temperature, fuel level, engine voltage, engine are negative
Lotus, engine alarm parameters and various maintenance information；Various maintenance information have the function of the intelligent reminding that expires.Currently
The numerical value of speed is the frequency for generating how many pulse and obtaining that turned around by frequency-rotating speed module of software systems according to motor
Value, calculates motor transient speed, calculates automobile's instant velocity further according to wheel diameter.And engine oil pressure, torque converter pressure and hydraulic
The numerical value of system pressure is first to be filtered collected voltage value by the filter module of software systems, using software systems
Two level sensor demarcating modules calculate corresponding pressure value (bar)；The numerical value of hydraulic oil temperature and fuel level is by software system
Collected resistance signal is carried out linear calibration by 6 demarcating modules of system；Because this sensor is not linear characteristic, 6 point marks
Cover half block is to be reduced to 6 sections of straight lines.The various status parameter values of engine are that CAN letter is directly read by software systems
Number, then directly obtained according to J1939 vehicle protocol by mathematical operation addition subtraction multiplication and division.
The present invention accomplished visualization human-computer interaction, very good solution deficiency of the existing vehicle without real-time prompting function,
Make driver can real time inspection running state of the vehicle, improve railway engineering vehicle controllability and vehicle maintenance maintenance just
Victory.
Claims (10)
1. a kind of railcar intelligent maintenance system, it is characterised in that: the system comprises controller and with controller electricity
The display and peripheral control circuits of connection；The controller is connect with the display by CAN bus, the controller with
Engine is connected also by CAN bus；The controller and the also external 24V terminal battery of display.
2. railcar intelligent maintenance system as described in claim 1, it is characterised in that: the CAN bus both ends are also connected with
120 Ω terminal resistances.
3. railcar intelligent maintenance system as described in claim 1, it is characterised in that: the controller includes volatile storage
Device RAM, nonvolatile memory ROM, A/D converting unit, D/A converting unit, digital quantity input/output interface, analog quantity are defeated
Enter/output interface and bus module；The motor rotational speed sensor, water temperature sensor, hydraulic oil temperature sensor, oil level sensing
Device, air filter sensor, machine filter sensor, oily filter sensor pass through signal wire with system pressure sensor and connect the controller
The digital quantity input/output interface and the analog input/output interface.
4. railcar intelligent maintenance system as described in claim 1, it is characterised in that: the peripheral control circuits include and institute
State motor rotational speed sensor, water temperature sensor, hydraulic oil temperature sensor, the fuel level sensor, air filter sensing of controller electrical connection
Device, machine filter sensor, oily filter sensor and system pressure sensor.
5. railcar intelligent maintenance system as described in claim 1, it is characterised in that: the controller also has the first connection
The connection of socket C1 and second socket C2；
The first connection socket C1 includes anode port C101, battery cathode port C102, CAN bus high level port
C103, CAN bus low level port C104, analog input/CAN bus grounding ports C105, digital quantity input port C106
With C107, direct current 5V probe power anode port C108 and probe power cathode port C109；
The second connection socket C2 includes digital quantity input/analog input/frequency input mouth C202~C206, analog quantity
Input/temperature/resistance port C207~C208, PWM output/digital output/PVG power port C209, PWM output/number
Measure output/PVG output port C210~212.
6. railcar intelligent maintenance system as claimed in claim 5, it is characterised in that: the first connection socket C1 passes through electricity
Pond cathode port C101 connects the cathode of the 24V terminal battery, passes through the anode port C101 connection 24V terminal
The anode of battery passes through CAN bus low level end by the described CAN bus one end of CAN bus high level port C103 connection
Mouth C104 is connected to the CAN bus other end.
7. railcar intelligent maintenance system as claimed in claim 5, it is characterised in that: the display has Wiring port
CIP1~CIP4 is separately connected the cathode and anode of the 24V terminal battery by Wiring port CIP1 and CIP2, passed through
Wiring port CIP3 and CIP4 are separately connected the CAN bus both ends.
8. railcar intelligent maintenance system as claimed in claim 5, it is characterised in that: the controller uses model
The PLUS+1 platform controller of MC024-010；The display uses the liquid crystal display of model DP570.
9. a kind of railcar intelligent maintenance method, based on railcar intelligent maintenance described in 1 to 8 any one of the claims
System, which is characterized in that specifically includes the following steps:
(1) pass through the software systems of PLUS+1 platform editing controller 1 and display 2, and the software systems that will be editted
It downloads in controller and display, the digital quantity of the controller is sampled by the digital quantity sampling module of the software systems
The frequency values of input port sample the analog input end of the controller by the analog quantity sampling module of the software systems
Mouthful voltage value and resistance value, and acquired in CAN bus by the software systems engine ECU active transmission it is various
State parameter.
(2) software systems collect after the information data of display in need, according to the CAN between controller and display
Collected information data is sent to display by controller by communications protocol, and display is according to CAN communication agreement again receiving
Information data be reduced to actual numerical value and shown after carrying out secondary treatment；
(3) by the software systems according to accumulative mileage and working time, with reference to progress emm message prompt after parameter preset, and
The fault message that acquisition Engine ECU issues makes warning note in the homepage of display, makes driver in the report of display
The alert page checks specific fault message, to handle in time.
10. railcar intelligent maintenance method as claimed in claim 9, it is characterised in that: can show and start on the display
Machine revolving speed, cumulative activation hour, current vehicle speed, accumulative mileage, engine water temperature, engine oil pressure, torque converter pressure, hydraulic system
Pressure, hydraulic oil temperature, fuel level, engine voltage, engine load, engine alarm parameters and maintenance information；Institute
Stating maintenance information has the function of the intelligent reminding that expires；
The numerical value of the current vehicle speed be by frequency-rotating speed modules of the software systems according to motor turn around generation how much
Pulse and obtained frequency values, calculate motor transient speed, calculate automobile's instant velocity further according to wheel diameter；
The numerical value of the engine oil pressure, torque converter pressure and hydraulic system pressure will be acquired by the filter module of software systems
To voltage value first pass through filtering, calculate corresponding pressure value using two level sensor demarcating modules of the software systems；
The numerical value of the hydraulic oil temperature and fuel level is by 6 demarcating modules of the software systems by collected resistance
Signal obtains after carrying out linear calibration；
The various status parameter values of the engine are to directly read CAN signal by the software systems, then according to J1939
Vehicle protocol is directly obtained by mathematical operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811579229.XA CN109649434A (en) | 2018-12-24 | 2018-12-24 | A kind of railcar intelligent maintenance system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811579229.XA CN109649434A (en) | 2018-12-24 | 2018-12-24 | A kind of railcar intelligent maintenance system and method |
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| Publication Number | Publication Date |
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| CN109649434A true CN109649434A (en) | 2019-04-19 |
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ID=66115499
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|---|---|---|---|
| CN201811579229.XA Pending CN109649434A (en) | 2018-12-24 | 2018-12-24 | A kind of railcar intelligent maintenance system and method |
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Application publication date: 20190419 |