CN104281524A - Authentication test system of double 2-vote-2 on-board controller - Google Patents
Authentication test system of double 2-vote-2 on-board controller Download PDFInfo
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- CN104281524A CN104281524A CN201410587270.7A CN201410587270A CN104281524A CN 104281524 A CN104281524 A CN 104281524A CN 201410587270 A CN201410587270 A CN 201410587270A CN 104281524 A CN104281524 A CN 104281524A
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Abstract
The invention discloses an authentication test system of a double 2-vote-2 on-board controller. The double 2-vote-2 on-board controller comprises a peripheral process unit, a main process unit, an on-board radio unit, a network switch, a data recorder and an inquiry responder; the authentication test system comprises terminal strips, power sources, an access box, a first interface sub-rack, a second interface sub-rack, a third interface sub-rack and an environmental simulation computer. The authentication test system is capable of performing effective functional test on the double 2-vote-2 on-board controller to meet the national requirement that railway products must be authenticated.
Description
Technical field
The present invention relates to train signal field tests.
Background technology
Vehicle Controller is the key equipment of railcar, and it needs to carry out authentication test, and this is state's laws mandatory provisions.From another angle, Vehicle Controller is key equipment, only has through strict its performance of functional test guarantee intact, just can guarantee safe operation.Two take advantage of two to get two Vehicle Controllers comprises peripheral processing unit (Periphery Process Unit), Main Processor Unit (Main Process Unit), vehicular mounted radio units (On-board Radio Unit), the network switch, datalogger and for inquiry response device, wherein: peripheral processing unit provides interface for main process subrack and peripheral train apparatus, train-line; Main Processor Unit can control all functions that driverless train control (ATC) needs; Vehicular mounted radio units is the interface that vehicle communicates with uphole equipment; Datalogger is used for the control command that the main process subrack of real time record sends; Inquiry response device newly marks information for receiving ground, has communication interface with peripheral processes subrack.How accurately carrying out above-mentioned authentication test is the problem that those skilled in the art need to solve.
Summary of the invention
The object of the present invention is to provide a kind of two authentication test systems taking advantage of two to get two Vehicle Controllers, carry out effective functional test to take advantage of two to get two Vehicle Controllers to two.
The technical scheme realizing above-mentioned purpose is:
The two authentication test systems taking advantage of two to get two Vehicle Controllers, described two take advantage of two to get two Vehicle Controllers comprises peripheral processing unit, Main Processor Unit, vehicular mounted radio units, the network switch, datalogger and is inquiry response device,
Described authentication test system comprises terminal block, power supply, access case, first interface subrack, the second interface subrack, the 3rd interface subrack and environmental simulation computer, wherein:
Described environmental simulation computer by serial line interface and described peripheral processing unit two peripheral processes boards (peripheral interface control card, PICC) communicate, by two Main Processing Unit cartoon letters of serial line interface and described Main Processor Unit, by the encrypting and decrypting cartoon letters of serial line interface and described vehicular mounted radio units;
Described environmental simulation computer is connected with described second interface subrack and the 3rd interface subrack;
Described first interface subrack, the second interface subrack and the 3rd interface subrack cable separately, by after described terminal block, are connected to described peripheral processing unit, Main Processor Unit and vehicular mounted radio units;
Terminal block described in described plant-grid connection;
Described access case connects described vehicular mounted radio units and the network switch;
Described environmental simulation computer also connects the described network switch.
Two are taken advantage of to get in the authentication test system of two Vehicle Controllers above-mentioned two,
Described peripheral processing unit comprises the first vehicle interface module, the second vehicle interface module, the 3rd vehicle interface module, peripheral special applications board, acceleration transducer interface, speed sensor interface and peripheral interface communication processing unit;
Described environmental simulation computer sends discrete digital signal to described peripheral processing unit by the second interface subrack, read by serial line interface the digital signal that peripheral processes board reads simultaneously, the digital signal data that comparison sends and the data that serial line interface receives, draw the test result of the first vehicle interface module;
Described environmental simulation computer sends test command by serial line interface to peripheral processes board, described peripheral processing unit exports digital model to described environmental simulation computer according to test command, described environmental simulation electricity contrast test order and the digital signal read, draw the test result of the second vehicle interface module;
Described environmental simulation computer sends test command by serial line interface to peripheral processes board, peripheral processes board sends corresponding digital signal to peripheral special applications board according to test command, peripheral special applications board is exported by the 3rd vehicle interface module after digital signal is converted to current value, described environmental simulation computer contrasts the traction braking current signal read and test command, draws the test result of peripheral special applications board;
Described environmental simulation computer sends discrete digital signal to described peripheral processing unit by the second interface subrack, is compared simultaneously, draw the test result of the 3rd interface module by serial ports from peripheral processes board fetch interface information;
Described environmental simulation computer sends simulating signal to described peripheral processing unit by the second interface subrack, is compared simultaneously, draw the test result of acceleration transducer interface and speed sensor interface by serial ports from peripheral processes board fetch interface information;
Described environmental simulation computer sends test command to described peripheral processing unit and reads CAN (control area net（CAN）) communications status of itself and Main Processor Unit, draws the test result of peripheral interface communication processing unit;
Described environmental simulation computer passes through serial line interface and sends test command to two of described Main Processor Unit Main Processing Unit cards, obtains the result of the test of its Ethernet ring, local area network communication test and front end ethernet test;
Described environmental simulation computer sends test command to one of Main Processor Unit piece of Main Processing Unit card by serial line interface, path, two networkings can be tested after this Main Processing Unit card receives orders, article one, be through the described network switch, access case, the antennal interface of vehicular mounted radio units and vehicular mounted radio units and carry out communication test, a network interface being through vehicular mounted radio units carries out communication test.
The invention has the beneficial effects as follows: the present invention is main body by environmental simulation computer, mating interface subrack, port row etc. take advantage of two to get two Vehicle Controllers to two to carry out effectively.Functional test, specification is effective, must carry out this requirement of certification with satisfied country to Iron-surfur clusters.
Accompanying drawing explanation
Fig. 1 is the equipment connection schematic diagram that authentication test system of the present invention and two takes advantage of two to get two Vehicle Controllers;
Fig. 2 is the test structure figure that authentication test system of the present invention and two takes advantage of two to get two Vehicle Controllers.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Two take advantage of two to get two Vehicle Controller authentication tests comprises environmental testing and electromagnetic interference (EMI)/compatible two major parts.Specifically contain the following aspects: EMC test; Test of electromagnetic disturbance; Operating temperature is tested; Storing temperature is tested; Operational humidity is tested; Mechanical vibration are tested; Mechanical shock test.When carrying out functional test, first need the disposable plates board programming in each for Vehicle Controller subrack to become beta version, comprise the embedded Pentium Celeron M board in cab signal system security controls device subrack, the peripheral interface Communication processing board in safe interface subrack and the safe unit board in vehicular mounted radio units.
Refer to Fig. 1 and Fig. 2, two take advantage of two to get two Vehicle Controllers comprises peripheral processing unit 1, Main Processor Unit 2, vehicular mounted radio units 3, the network switch 4, datalogger 5 and for inquiry response device 6, wherein: because the network switch 4, datalogger 5, inquiry response device 6 are for buying part, test certification is provided by product vendor.Authentication test system of the present invention comprises terminal block 8, power supply 9, access case 10, first interface subrack 11, second interface subrack 12, the 3rd interface subrack 13 and environmental simulation computer 14, wherein:
Power supply 9, for power supply, can provide 110 volts and 24 volts of direct supplys; Access case 10 is for simulating trackside signal; First interface subrack 11 is set of power resistor, is used for dummy load; Second interface subrack 12 comprises three pieces of identification boards, and five pieces of simulating signal boards are used for the interface of simulating vehicle traction, braking and acceleration and speed sensor signal; 3rd interface subrack 13 comprises four digital IO boards.
Environmental simulation computer 14 by serial line interface and peripheral processing unit 1 two peripheral processes boards communicate, by two Main Processing Unit cartoon letters of serial line interface and Main Processor Unit 2, by the encrypting and decrypting cartoon letters of serial line interface and vehicular mounted radio units 3.
Environmental simulation computer 14 is connected with the second interface subrack 12 and the 3rd interface subrack 13;
First interface subrack 11, second interface subrack 12 and the respective cable of the 3rd interface subrack 13, by after terminal block 8, are connected to the Amphrnol connector at peripheral processing unit 1, Main Processor Unit 2 and vehicular mounted radio units 3 back.That is: two take advantage of two to get two Vehicle Controllers and authentication test system of the present invention is connected by cable 7, cable 7 comprises digital input/output line, simulating signal cable, monitoring cable.Interface subrack plays light-coupled isolation, level conversion and analog-to-digital function.
Power supply 9 accesses terminal block 8; Access case 10 connects vehicular mounted radio units 3 and the network switch 4; Interconnection network switch 4 gone back by environmental simulation computer 14.
During test, environmental simulation computer 14 sends order to peripheral processing unit 1, Main Processor Unit 2 and vehicular mounted radio units 3 by serial port.
Peripheral processing unit 1 comprises the first vehicle interface module, the second vehicle interface module, the 3rd vehicle interface module, peripheral special applications board, acceleration transducer interface, speed sensor interface and peripheral interface communication processing unit;
First vehicle interface module testing, for testing two input interfaces taking advantage of two to get two Vehicle Controllers, environmental simulation computer 14 sends discrete digital signal to peripheral processing unit 1 by interface subrack; Meanwhile, environmental simulation computer 14 is also by the digital signal that serial line interface reading peripheral processes board is read, and the digital signal data that the comparison of environmental simulation computer sends and the data that serial line interface accepts, draw the test result of this module.
Second vehicle interface module testing, for testing two output interfaces taking advantage of two to get two Vehicle Controllers, environmental simulation computer sends test command by serial line interface to peripheral processes board, peripheral processing unit 1 exports digital model to environmental simulation computer 14 according to test command, environmental simulation electricity contrast test order and the digital signal read, draw the test result of this module.
Peripheral special applications board test, for testing the two traction braking signals taking advantage of two to get two Vehicle Controllers, environmental simulation computer 14 sends test command by serial line interface to peripheral processes board, peripheral processes board sends corresponding digital signal to peripheral special applications board according to test command, peripheral special applications board is exported by the 3rd vehicle interface card after digital signal is converted to current value, environmental simulation computer 14 contrasts the traction braking current signal read and test command, draws the test result of this module.
3rd vehicle interface module-vehicle identification code interface testing, proximity transducer interface, inquiry response device interface testing, for the function of testing vehicle identification code interface, proximity transducer interface and inquiry response device interface.Environmental simulation computer sends discrete digital signal to peripheral processing unit 1 by interface subrack; In addition, environmental simulation computer 14 is compared from peripheral processes board fetch interface information by serial ports.
Acceleration transducer interface testing, speed sensor interface are tested, for testing vehicle acceleration transducer interface and speed sensor interface.Environmental simulation computer 14 sends simulating signal to peripheral processing unit 1 by interface subrack; In addition, environmental simulation computer 14 is compared from peripheral processes board fetch interface information by serial ports.
Peripheral interface communication processing unit control area net（CAN） is tested, for the control area net（CAN） communication between peripheral processing unit 1 and Main Processor Unit 2.Environmental simulation computer 14 sends test command to peripheral processing unit 1 and reads CAN communication state between itself and Main Processor Unit 2.
The Main Processing Unit card Ethernet ring test of Main Processor Unit 2, for testing the Ethernet ring test of two pieces of Main Processing Unit card inside, environmental simulation computer 14 passes through serial line interface and sends test command and Ethernet ring test result.
Main Processing Unit snaps into the controller local area network test of peripheral interface address card, communicates with the controller local area network of peripheral processing unit 1 for testing.Environmental simulation computer sends test command to Main Processing Unit card and reads the CAN communication state of itself and peripheral processing unit 1.
Main Processing Unit card front end ethernet test, for testing the front end network interface of Main Processing Unit card, environmental simulation computer 14 sends test command to wherein one piece of Main Processing Unit card by serial line interface, Main Processing Unit card receives by front end network interface and another block Main Processing Unit cartoon letters after test command, and feeds back to environmental simulation computer 14 by serial line interface.
Radio-cell network test, for testing the front end network interface of Main Processing Unit card, environmental simulation computer 14 sends test command to one of Main Processor Unit 2 piece of Main Processing Unit card by serial line interface, path, two networkings can be tested after this Main Processing Unit card receives orders, article one, be through the network switch 4, access case 10, the antennal interface of vehicular mounted radio units 3 and vehicular mounted radio units 3 and carry out communication test, a network interface being through vehicular mounted radio units 3 carries out communication test.Main Processing Unit card feeds back to environmental simulation computer 14 test result.
Above embodiment is used for illustrative purposes only, but not limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, various conversion or modification can also be made, therefore all equivalent technical schemes also should belong to category of the present invention, should be limited by each claim.
Claims (2)
1. the two authentication test systems taking advantage of two to get two Vehicle Controllers, described two take advantage of two to get two Vehicle Controllers comprises peripheral processing unit, Main Processor Unit, vehicular mounted radio units, the network switch, datalogger and is inquiry response device,
It is characterized in that, described authentication test system comprises terminal block, power supply, access case, first interface subrack, the second interface subrack, the 3rd interface subrack and environmental simulation computer, wherein:
Described environmental simulation computer by serial line interface and described peripheral processing unit two peripheral processes boards communicate, by two Main Processing Unit cartoon letters of serial line interface and described Main Processor Unit, by the encrypting and decrypting cartoon letters of serial line interface and described vehicular mounted radio units;
Described environmental simulation computer is connected with described second interface subrack and the 3rd interface subrack;
Described first interface subrack, the second interface subrack and the 3rd interface subrack cable separately, by after described terminal block, are connected to described peripheral processing unit, Main Processor Unit and vehicular mounted radio units;
Terminal block described in described plant-grid connection;
Described access case connects described vehicular mounted radio units and the network switch;
Described environmental simulation computer also connects the described network switch.
2. the according to claim 1 two authentication test systems taking advantage of two to get two Vehicle Controllers, is characterized in that,
Described peripheral processing unit comprises the first vehicle interface module, the second vehicle interface module, the 3rd vehicle interface module, peripheral special applications board, acceleration transducer interface, speed sensor interface and peripheral interface communication processing unit;
Described environmental simulation computer sends discrete digital signal to described peripheral processing unit by the second interface subrack, read by serial line interface the digital signal that peripheral processes board reads simultaneously, the digital signal data that comparison sends and the data that serial line interface receives, draw the test result of the first vehicle interface module;
Described environmental simulation computer sends test command by serial line interface to peripheral processes board, described peripheral processing unit exports digital model to described environmental simulation computer according to test command, described environmental simulation electricity contrast test order and the digital signal read, draw the test result of the second vehicle interface module;
Described environmental simulation computer sends test command by serial line interface to peripheral processes board, peripheral processes board sends corresponding digital signal to peripheral special applications board according to test command, peripheral special applications board is exported by the 3rd vehicle interface module after digital signal is converted to current value, described environmental simulation computer contrasts the traction braking current signal read and test command, draws the test result of peripheral special applications board;
Described environmental simulation computer sends discrete digital signal to described peripheral processing unit by the second interface subrack, is compared simultaneously, draw the test result of the 3rd interface module by serial ports from peripheral processes board fetch interface information;
Described environmental simulation computer sends simulating signal to described peripheral processing unit by the second interface subrack, is compared simultaneously, draw the test result of acceleration transducer interface and speed sensor interface by serial ports from peripheral processes board fetch interface information;
Described environmental simulation computer sends test command to described peripheral processing unit and reads the CAN communication state of itself and Main Processor Unit, draws the test result of peripheral interface communication processing unit;
Described environmental simulation computer passes through serial line interface and sends test command to two of described Main Processor Unit Main Processing Unit cards, obtains the result of the test of its Ethernet ring, local area network communication test and front end ethernet test;
Described environmental simulation computer sends test command to one of Main Processor Unit piece of Main Processing Unit card by serial line interface, path, two networkings can be tested after this Main Processing Unit card receives orders, article one, be through the described network switch, access case, the antennal interface of vehicular mounted radio units and vehicular mounted radio units and carry out communication test, a network interface being through vehicular mounted radio units carries out communication test.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587270.7A CN104281524B (en) | 2014-10-28 | 2014-10-28 | Authentication test system of double 2-vote-2 on-board controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410587270.7A CN104281524B (en) | 2014-10-28 | 2014-10-28 | Authentication test system of double 2-vote-2 on-board controller |
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| CN104281524A true CN104281524A (en) | 2015-01-14 |
| CN104281524B CN104281524B (en) | 2017-02-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110879717A (en) * | 2019-11-27 | 2020-03-13 | 四川虹美智能科技有限公司 | EEPROM parameter programming device and method |
| CN111162974A (en) * | 2020-01-22 | 2020-05-15 | 卡斯柯信号有限公司 | Configurable two-out-of-two hardware platform aging test system and test method |
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| CN104281524B (en) | 2017-02-08 |
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Address after: 201206 Shanghai City, Pudong New Area Jinhai Road No. 1000 Building No. 28 Patentee after: Shanghai electric traffic automation system Co., Ltd. Address before: 201206 Shanghai City, Pudong New Area Jinhai Road No. 1000 Building No. 28 Patentee before: Shanghai is from instrument Tai Leizi traffic automation System Co., Ltd |