CN102736614A - Test system for diesel locomotive microcomputer cabinet - Google Patents

Test system for diesel locomotive microcomputer cabinet Download PDF

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Publication number
CN102736614A
CN102736614A CN2011100896561A CN201110089656A CN102736614A CN 102736614 A CN102736614 A CN 102736614A CN 2011100896561 A CN2011100896561 A CN 2011100896561A CN 201110089656 A CN201110089656 A CN 201110089656A CN 102736614 A CN102736614 A CN 102736614A
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CN
China
Prior art keywords
diesel locomotive
unit
plug
test
cabinet
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Pending
Application number
CN2011100896561A
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Chinese (zh)
Inventor
郭照华
陈学民
伍文龙
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ZHUZHOU TIANLONG RAILWAY ELECTRIC APPLIANCE CO Ltd
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ZHUZHOU TIANLONG RAILWAY ELECTRIC APPLIANCE CO Ltd
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Priority to CN2011100896561A priority Critical patent/CN102736614A/en
Publication of CN102736614A publication Critical patent/CN102736614A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a test system for a diesel locomotive microcomputer cabinet. The test system comprises an upper computer and a test host connected with the upper computer, wherein the test host consists of a mainframe box as well as a single-board computer plugin, a signal source plugin, a digital quantity input/output plugin and a current/voltage source plugin which are arranged in the mainframe box; the upper computer receives a test instruction formulated according to a test purpose, compiles information corresponding to the test instruction, and sends the information to the single-board computer plugin; the single-board computer plugin controls the signal source plugin and the digital quantity input/output plugin to output signals to a tested microcomputer cabinet; the single-board computer plugin collects chopping signals of the tested diesel locomotive microcomputer cabinet, carries out analog computation to obtain digital voltage signals of diesel locomotive traction motor current, outputs the digital voltage signals to the signal source plugin and the current/voltage source plugin, and then outputs to the diesel locomotive microcomputer cabinet after conversion; and the single board computer plug-in receives an operation result of the tested microcomputer cabinet and feeds back the operation result to the upper computer, which then compares the operation result with an expected target value to obtain a test result.

Description

Diesel locomotive microcomputer cabinet test macro
Technical field
The present invention relates to the locomotive technology field, more particularly, relate to a kind of diesel locomotive microcomputer cabinet test macro.
Background technology
Diesel locomotive microcomputer cabinet is to aim at quasi high-speed diesel-electric locomotive control system designed; Not only can carry out permanent merit excitation and anti-idle running control; And can protect diesel engine and electric equipments, can carry out functions such as fault diagnosis, demonstration and record through being connected with display screen then.
The detection means of existing diesel locomotive microcomputer cabinet all is manually to give signal basically; Not high on accuracy and work efficiency; And detect very loaded down with trivial details; Therefore often be easy to omit test item, the microcomputer cabinet takes place, and all normally are put on the locomotive and situation that can not operate as normal in ground detection.
For this reason, be badly in need of a kind of diesel locomotive microcomputer cabinet test macro at present, realize its test process of robotization completion.
Summary of the invention
In view of this, the present invention provides a kind of diesel locomotive microcomputer cabinet test macro, accomplishes the test process of microcomputer cabinet to realize robotization.
For realizing above-mentioned purpose, the existing scheme that proposes is following:
A kind of diesel locomotive microcomputer cabinet test macro; Comprise: host computer and the Test Host that links to each other with said host computer; Said Test Host comprises: mainframe box and the single card microcomputer plug-in unit, signal source plug-in unit, the digital quantity that are arranged in the said mainframe box are gone into out plug-in unit and stream potential source plug-in unit, wherein:
Said host computer receives the test instruction of formulating according to test purpose, and compiling is with this test instruction information corresponding and be sent to the single card microcomputer plug-in unit;
After said single card microcomputer plug-in unit receives said information; Control said digital quantity and go into out each switching value to the tested diesel locomotive microcomputer cabinet of plug-in unit output diesel locomotive, control said signal source plug-in unit output each frequency signal of diesel locomotive and the required high terminal voltage signal of diesel locomotive microcomputer cabinet to tested diesel locomotive microcomputer cabinet; Said single card microcomputer plug-in unit is gathered the chopping signal of tested diesel locomotive microcomputer cabinet; Simulation trial obtains the digital voltage signal of diesel locomotive traction motor current; Export this digital voltage signal to said signal source plug-in unit and stream potential source plug-in unit again, by the current of electric voltage sensor interface that exports diesel locomotive microcomputer cabinet after its conversion to;
Said single card microcomputer plug-in unit receives the operation result of tested diesel locomotive microcomputer cabinet and feeds back to host computer, by host computer this result and the set goal value is compared and obtains test result.
Preferably, said Test Host is connected with host computer through the usb data line.
Preferably, said single card microcomputer plug-in unit is communicated by letter with tested diesel locomotive microcomputer cabinet through the RS422 bus.
Preferably, said single card microcomputer plug-in unit is gone into out plug-in unit through AMS bus and said signal source plug-in unit, digital quantity and is communicated by letter with stream potential source plug-in unit.
Preferably; Said test purpose comprises: whether the control characteristic that detects diesel locomotive microcomputer cabinet can realize, whether whether detect diesel locomotive microcomputer cabinet control characteristic parameter correct and detect diesel locomotive microcomputer cabinet each item protection parameter when the locomotive operation fault and meet the requirements.
Preferably, said signal source plug-in unit is used for the voltage signal of said diesel locomotive traction motor current is converted into the analog voltage signal of diesel locomotive traction motor current.
Preferably, said stream potential source plug-in unit is used for the analog voltage signal of said diesel locomotive traction motor current is converted into the analog current signal of diesel locomotive traction motor current.
Preferably, said host computer also is used to show said test result.
Can find out from above-mentioned technical scheme; During diesel locomotive microcomputer cabinet test system and test microcomputer cabinet disclosed by the invention; Operating personnel import host computer after formulating test instruction according to different test purposes; Host computer obtains and the test instruction information corresponding according to the test instruction compiling; And being sent to the single card microcomputer plug-in unit, the control figure amount was gone into out each switching value to the tested diesel locomotive microcomputer cabinet that plug-in unit is exported diesel locomotive after said single card microcomputer plug-in unit received said information, and control signal source plug-in unit output each frequency signal of diesel locomotive and the required high terminal voltage signal of diesel locomotive microcomputer cabinet to tested diesel locomotive microcomputer cabinet; Afterwards; Said single card microcomputer plug-in unit is gathered the chopping signal of tested diesel locomotive microcomputer cabinet; Simulation trial obtains the digital voltage signal of diesel locomotive traction motor current; Export this digital voltage signal to said signal source plug-in unit and stream potential source plug-in unit again, by the current of electric voltage sensor interface that exports diesel locomotive microcomputer cabinet after its conversion to; Said single card microcomputer plug-in unit receives the operation result of tested diesel locomotive microcomputer cabinet and feeds back to host computer, by host computer this result and the set goal value is compared and obtains test result.In above-mentioned test process, do not need manually to give signal, realized the test process of robotization completion diesel locomotive microcomputer cabinet.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the disclosed a kind of diesel locomotive microcomputer cabinet test macro of the embodiment of the invention;
Fig. 2 is the structural representation of the disclosed a kind of diesel locomotive microcomputer cabinet test macro of another embodiment of the present invention.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention discloses a kind of diesel locomotive microcomputer cabinet test macro, accomplish the test process of microcomputer cabinet to realize robotization.
As shown in Figure 1; The disclosed diesel locomotive microcomputer of present embodiment cabinet test macro comprises host computer 101 and the Test Host 102 that links to each other with host computer 101; Test Host 102 comprises: mainframe box and the Switching Power Supply plug-in unit, single card microcomputer plug-in unit 201, signal source plug-in unit 202, the digital quantity that are arranged in the said mainframe box are gone into out plug-in unit 203 and stream potential source plug-in unit 204, wherein:
Host computer 101 links to each other through the usb data line with Test Host 102, and data transmission is reliable and simple;
Single card microcomputer plug-in unit 201, signal source plug-in unit 202, digital quantity in Test Host 102 mainframe boxes gone into out plug-in unit 203 and flowed the node that potential source plug-in unit 204 is on the AMS bus, and single card microcomputer plug-in unit 201 is gone into out plug-in unit 203 through AMS bus and signal source plug-in unit 202, digital quantity and communicated by letter with stream potential source plug-in unit 204;
Single card microcomputer plug-in unit 201 is communicated by letter with tested diesel locomotive microcomputer cabinet 103 through the RS422 bus.
Concrete: host computer 101 receives the test instruction of formulating according to test purpose, and compiling is with this test instruction information corresponding and be sent to single card microcomputer plug-in unit 201; After single card microcomputer plug-in unit 201 receives said information; The control figure amount is gone into out each switching value to the tested diesel locomotive microcomputer cabinet 103 of plug-in unit 203 output diesel locomotives; Control signal source plug-in unit 202 output each frequency signal of diesel locomotive and the required high terminal voltage signal of diesel locomotive microcomputer cabinet to tested diesel locomotive microcomputer cabinet 103; Make tested diesel locomotive microcomputer cabinet 103 know the operation conditions of diesel locomotive, and produce chopping signal with control function; Afterwards; The chopping signal that single card microcomputer plug-in unit 201 is gathered tested diesel locomotive microcomputer cabinet 103; Simulation trial obtains the digital voltage signal of diesel locomotive traction motor current; Export this digital voltage signal to signal source plug-in unit 202 and stream potential source plug-in unit 204 again, after its conversion, export the current of electric voltage sensor interface of tested diesel locomotive microcomputer cabinet to, make tested diesel locomotive microcomputer cabinet according to test instruction operation and generation operation result; Again, single card microcomputer plug-in unit 201 through the tested diesel locomotive microcomputer of RS422 communications reception cabinet 103 operation result and feed back to host computer 101, by host computer 101 this result and the set goal value are compared and obtain test result.
After host computer 101 obtains test result, show again after can storing that like this, the staff just can obtain tested diesel locomotive microcomputer cabinet 103 through the observation test result and whether pass through test.
And; Signal source plug-in unit 202 is specially with the digital voltage signal of stream potential source plug-in unit 204 conversion diesel locomotive traction motor currents: the digital voltage signal of signal source plug-in unit 202 diesel locomotive traction motor currents converts analog voltage signal into; Afterwards, stream potential source plug-in unit 204 converts analog voltage signal into analog current signal again.
The disclosed diesel locomotive microcomputer of present embodiment cabinet test macro carries out the purpose that following three aspects the time are mainly accomplished in the test of microcomputer cabinet: whether the control characteristic that detects diesel locomotive microcomputer cabinet can realize, whether whether detect diesel locomotive microcomputer cabinet control characteristic parameter correct and detect diesel locomotive microcomputer cabinet each item protection parameter when the locomotive operation fault and meet the requirements.
When needs carry out above-mentioned tripartite appearance test the time; Operating personnel import host computer after formulating test instruction according to different test purposes; Host computer obtains with the test instruction information corresponding according to the test instruction compiling and is sent to the single card microcomputer plug-in unit, and the single card microcomputer plug-in unit is gone into out plug-in unit according to the information that receives through AMS bus control signal source plug-in unit and digital quantity and outputed signal to tested diesel locomotive microcomputer cabinet; Afterwards; The single card microcomputer plug-in unit is gathered the chopping signal of the tested diesel locomotive microcomputer of port processing cabinet through the PWM ripple of tested diesel locomotive microcomputer cabinet; Simulation trial obtains the digital voltage signal of diesel locomotive traction motor current; Export this digital voltage signal to said signal source plug-in unit and stream potential source plug-in unit again, by the current of electric voltage sensor interface that exports diesel locomotive microcomputer cabinet after its conversion to; Said single card microcomputer plug-in unit receives the operation result of tested diesel locomotive microcomputer cabinet and feeds back to host computer, by host computer this result and the set goal value is compared and obtains test result.In above-mentioned test process, do not need manually to give signal, realized the test process of robotization completion diesel locomotive microcomputer cabinet.
In the disclosed diesel locomotive microcomputer of the foregoing description cabinet test macro; Switching Power Supply plug-in unit in the Test Host adopts the standard switch power supply; Input is a DC110V voltage; Output+5V ,+15V ,-15V ,+24V ,-24V goes into out plug-in unit for single card microcomputer plug-in unit, signal source plug-in unit, digital quantity and stream potential source plug-in unit is supplied power, and guarantees the control system operate as normal.
Concrete, as shown in Figure 2, civil power AC220V is that power-supply device 104 provides power supply, output DC110V after its conversion is Test Host 102 and tested diesel locomotive microcomputer cabinet 103 power supplies.
Be equipped with Switching Power Supply plug-in unit 205 in Test Host 102 cabinets, can the DC110V voltage of power-supply device output be reduced to+5V ,+15V ,-15V ,+24V ,-the different voltages of 24V.Wherein :+5V ,+15V ,-15V provides power supply for the AMS bus board; Test Host 102 interior veneer machine transplanting of rice parts 201, digital quantity are gone into out plug-in unit (not illustrating among the figure), signal source plug-in unit (not illustrating among the figure) all hangs on the ASM bus, all by the AMS bus board power supply is provided; 205 outputs of Switching Power Supply plug-in unit+24V ,-24V is 204 power supplies of stream potential source plug-in unit, and also relay provides working power to+24V on the plug-in unit for digital quantity is gone into out.
Each embodiment adopts the mode of going forward one by one to describe in this instructions, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims (8)

1. diesel locomotive microcomputer cabinet test macro; It is characterized in that; Comprise: host computer and the Test Host that links to each other with said host computer; Said Test Host comprises: mainframe box and the single card microcomputer plug-in unit, signal source plug-in unit, the digital quantity that are arranged in the said mainframe box are gone into out plug-in unit and stream potential source plug-in unit, wherein:
Said host computer receives the test instruction of formulating according to test purpose, and compiling is with this test instruction information corresponding and be sent to the single card microcomputer plug-in unit;
After said single card microcomputer plug-in unit receives said information; Control said digital quantity and go into out each switching value to the tested diesel locomotive microcomputer cabinet of plug-in unit output diesel locomotive, control said signal source plug-in unit output each frequency signal of diesel locomotive and the required high terminal voltage signal of diesel locomotive microcomputer cabinet to tested diesel locomotive microcomputer cabinet; Said single card microcomputer plug-in unit is gathered the chopping signal of tested diesel locomotive microcomputer cabinet; Simulation trial obtains the digital voltage signal of diesel locomotive traction motor current; Export this digital voltage signal to said signal source plug-in unit and stream potential source plug-in unit again, after its conversion, export the current of electric voltage sensor interface of diesel locomotive microcomputer cabinet to;
Said single card microcomputer plug-in unit receives the operation result of tested diesel locomotive microcomputer cabinet and feeds back to host computer, by host computer this result and the set goal value is compared and obtains test result.
2. system according to claim 1 is characterized in that said Test Host is connected with host computer through the usb data line.
3. system according to claim 1 is characterized in that, said single card microcomputer plug-in unit is communicated by letter with tested diesel locomotive microcomputer cabinet through the RS422 bus.
4. system according to claim 1 is characterized in that, said single card microcomputer plug-in unit is gone into out plug-in unit through AMS bus and said signal source plug-in unit, digital quantity and communicated by letter with stream potential source plug-in unit.
5. system according to claim 1; It is characterized in that; Said test purpose comprises: whether the control characteristic that detects diesel locomotive microcomputer cabinet can realize, whether whether detect diesel locomotive microcomputer cabinet control characteristic parameter correct and detect diesel locomotive microcomputer cabinet each item protection parameter when the locomotive operation fault and meet the requirements.
6. system according to claim 1 is characterized in that said signal source plug-in unit is used for the voltage signal of said diesel locomotive traction motor current is converted into the analog voltage signal of diesel locomotive traction motor current.
7. system according to claim 6 is characterized in that, said stream potential source plug-in unit is used for the analog voltage signal of said diesel locomotive traction motor current is converted into the analog current signal of diesel locomotive traction motor current.
8. system according to claim 1 is characterized in that, said host computer also is used to show said test result.
CN2011100896561A 2011-04-11 2011-04-11 Test system for diesel locomotive microcomputer cabinet Pending CN102736614A (en)

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Application Number Priority Date Filing Date Title
CN2011100896561A CN102736614A (en) 2011-04-11 2011-04-11 Test system for diesel locomotive microcomputer cabinet

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Application Number Priority Date Filing Date Title
CN2011100896561A CN102736614A (en) 2011-04-11 2011-04-11 Test system for diesel locomotive microcomputer cabinet

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109857091A (en) * 2019-03-07 2019-06-07 唐山百川智能机器股份有限公司 EM2000 microcomputer plug-in detection apparatus

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2244722Y (en) * 1995-12-22 1997-01-08 北京理工大学 Dynamic simulative controller for IC engine
JP2002163001A (en) * 2000-11-27 2002-06-07 Teijin Seiki Co Ltd Actuator controller
JP2002323994A (en) * 2001-04-24 2002-11-08 Matsushita Electric Works Ltd System for testing operation input
CN101520661A (en) * 2009-02-27 2009-09-02 株洲南车时代电气股份有限公司 Method and device for testing microcomputer control system of diesel locomotive
CN201575924U (en) * 2009-12-04 2010-09-08 株洲南车时代电气股份有限公司 Diesel locomotive state detection device
CN202083955U (en) * 2011-04-11 2011-12-21 株洲田龙铁道电气有限公司 Test system for diesel locomotive microcomputer cabinet

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2244722Y (en) * 1995-12-22 1997-01-08 北京理工大学 Dynamic simulative controller for IC engine
JP2002163001A (en) * 2000-11-27 2002-06-07 Teijin Seiki Co Ltd Actuator controller
JP2002323994A (en) * 2001-04-24 2002-11-08 Matsushita Electric Works Ltd System for testing operation input
CN101520661A (en) * 2009-02-27 2009-09-02 株洲南车时代电气股份有限公司 Method and device for testing microcomputer control system of diesel locomotive
CN201575924U (en) * 2009-12-04 2010-09-08 株洲南车时代电气股份有限公司 Diesel locomotive state detection device
CN202083955U (en) * 2011-04-11 2011-12-21 株洲田龙铁道电气有限公司 Test system for diesel locomotive microcomputer cabinet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109857091A (en) * 2019-03-07 2019-06-07 唐山百川智能机器股份有限公司 EM2000 microcomputer plug-in detection apparatus

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Application publication date: 20121017