CN203422426U - Universal comprehensive automatic test system of airborne computer of civilian airliner - Google Patents
Universal comprehensive automatic test system of airborne computer of civilian airliner Download PDFInfo
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- CN203422426U CN203422426U CN201320334514.1U CN201320334514U CN203422426U CN 203422426 U CN203422426 U CN 203422426U CN 201320334514 U CN201320334514 U CN 201320334514U CN 203422426 U CN203422426 U CN 203422426U
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Abstract
A universal comprehensive automatic test system of an airborne computer of a civilian airliner comprises a test controller, a test instrument collection, a switching system, and a signal interface device. The test controller is connected with the test instrument collection and the switching system through an instrument control bus; the test instrument collection and the switching system are connected with the signal interface device; and the signal interface device is used for connecting a to-be-tested object which is an airborne electronic device of the to-be-tested civilian airliner. The test system of the utility model is divided into several independent function modules, and uses the switching system cascade, so that the flexible connection and the channel switching between the test instrument collection and the to-be-tested object are realized and the limited test instrument collection is in time-share use; the resource reuse of the test instrument collection is greatly improved; the reduction of the cost of the test system is facilitated; and the test system expansion and reconfiguration and the like are facilitated.
Description
Technical field
The utility model relates to a kind of aircarrier aircraft electronic unit Auto-Test System, relates in particular to a kind of large-scale general integrated automated test system of airline carriers of passengers airborne computer.
Background technology
Auto-Test System refers under the control of computing machine, the general designation of a type systematic that can automatically complete excitation, measurement, data processing, show and output test result.Auto-Test System has been used for the performance test to measurand (Unit Under Test, be called for short UUT), according to the analysis of test result, also can be expanded into diagnostic system to the diagnosis of fault and location.Auto-Test System is divided into by tested object: Special Automatic test macro and general purpose automatic test system.General purpose automatic test system: be for certain field and measurand and the test macro of developing.
At present, the detection of the air environment of airliner and maintenance platform conventionally all by the exploitation of external producer with integrated and then be introduced into domestic.At home, the automatic test and maintenance system of aircarrier aircraft electronic unit is integrated more late with exploitation starting, does not also develop enterprise or the unit of standardization, normalized large-scale advanced General comprehensive automatic test system.More external companies are through the accumulation of many decades, at aircarrier aircraft electronic unit Development of auto-testing system and integration field in obvious leading position.Its representative has the SMART CATS Auto-Test System of early stage Israel RADA company, and the present ATEC 6 serial large-scale integrated automated test systems of leading EADS company technically.
The introduction of these ASs and correlation technique is for we have brought significant benefit and valuable technological accumulation.But meanwhile, can not ignore, the introduction of these technology needs a large amount of project investment funds on the one hand; benefit and risk are difficult to reach a rational equilibrium point; on the other hand, manufacturer can carry out blockade on new techniques with some special boards conventionally, and later maintenance cost is very high.In addition, due to the variation of market and electronic equipment test request, above-mentioned introduction system is carried out to the expansion of hardware configuration and testing software and revise very complicated.
Under this overall background, according to us, use the experience of advanced foreign technology, and on the basis of groping of nearly 10 years aspect integrated automated test system exploitation, develop a kind of advanced person meet industry standardization, normalized large-scale advanced General comprehensive automatic test system is significant.
Utility model content
The purpose of this utility model is to provide a kind of low cost, easily expansion, reusability of resources is good, the degree of modularity is high large-scale general integrated automated test system.
The purpose of this utility model can realize by following scheme: a kind of General comprehensive automatic test system of airline carriers of passengers airborne computer, this test macro comprises test controller, testing tool collection, switching system and signal interface unit, described test controller is connected with switching system with described testing tool collection by instrument controlling bus, described testing tool collection is connected with described signal interface unit with switching system, and described signal interface unit is for being that airline carriers of passengers air environment to be measured is connected with measurand;
Test controller is controlled testing tool collection by switching system, signal interface unit, corresponding testing tool collection is communicated with measurand, and control testing tool collection and complete the excitation to measurand, collection and the measurement of test data, then the measurement result data that the transmission of read test instrument collection comes, described test controller completes test report output according to measurement result data.
Test macro of the present utility model is by the control of test controller, can automatically realize the setting of testing tool collection, the excitation of testing tool set pair measurand, the generation of the collection of test data, measurement and processing and test report, can complete the test to measurand automatically.The utility model is being used in the experience of foreign test macro, by summing up, test macro is divided into several independently functional modules, control functional module---test controller, test function module---testing tool collection, channel selecting functional module---switching system and adaptive linkage function module---signal testing interface, make the utility model degree of modularity high, easily expansion.The utility model is by the cascade of switching system, flexible connection and the passage realized between testing tool collection and measurand switch, the timesharing utilization of realization to limit test instrument collection, has improved the reusability of resources of testing tool collection greatly, is conducive to reduce the cost of test macro.
Described signal testing interface arrangement is the universal testing interface device that meets ARINC 608A standard, measurand by described signal interface unit realize standard with described testing tool collection with switching system, rapid physical is connected.
Described instrument controlling bus comprises the buses such as PXI, VXI, GPIB, RJ45.
As specific embodiment of the utility model, described switching system is connected with described test controller by PXI bus, and described testing tool collection is connected with described test controller by PXI, VXI, GPIB, RJ45 bus.
Described testing tool collection comprises the independent input resource arranging, driver resource, power-supply system etc., described input resource is comprised of multiple program control test surveying instrument, comprises multimeter, oscillograph, Timer/Counter, ARINC429 receiver, angle position indicator, phase voltage table, sensor; Described driver resource comprises AWG (Arbitrary Waveform Generator), D/A converter, ARINC429 generator, RS-232/422/485 communication interface etc.; Described power-supply system comprises the AC/DC power supply of multiple control able to programme etc.
Described switching system comprises bus matrix assembly, resource allocation component, independent switch assembly and power switch component, described bus matrix assembly is a 384*8 switch matrix, described resource allocation component is a 64*8 switch matrix, described bus matrix assembly is connected by 8 tunnel emulation buss with described resource allocation component, described independent switch assembly is comprised of a plurality of relay switches independent of each other, and described power switch component is comprised of a plurality of relay switches independent of each other equally.
Described signal interface unit comprise signal receiver and with the suitable adapter of measurand, described adapter is connected with described signal receiver, measurand is connected on signal receiver by corresponding adapter.
The signal receiver of described signal interface unit comprises 21 grooves, the corresponding 3-8 groove of bus matrix interface, the corresponding 9-11 groove of resource distribution interface, the corresponding 12-17 groove of independent switch interface, the corresponding 20-21 groove of power switch interface, above-mentioned four class interfaces are corresponding connected with four assemblies of switching system, the input resource of testing tool collection, driver resource are connected with independent switch interface with the resource distribution interface of described signal interface unit, and the power-supply system of testing tool collection is connected with the power switch interface of described signal interface unit; The power switch interface of signal interface unit can hold 30 amperes, 15 tunnel large power supply and connect the following power supply connection in 7.5 amperes, ,75 road.
The relative prior art of the utility model has following beneficial effect: the hardware structure of test macro of the present utility model meets ARINC 608A standard, the utility model is divided into several independently functional modules by test macro, even if the utility model degree of modularity is high, easily expansion, while changing as the test request in measurand, only need to revise in test controller corresponding program and/or access new testing tool collection, aspect the expansion modification of hardware Pei Xinghe testing software, being all very easy to; In addition, the utility model is by the cascade of switching system, flexible connection and the passage realized between testing tool collection and measurand switch, the timesharing utilization of realization to limit test instrument collection, greatly improved the reusability of resources of testing tool collection, reduced test macro and developed required equipment and number of cables, be conducive to reduce the cost of test macro, be simultaneously also conducive to the expansion of test macro and reconfigure etc.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the utility model hardware integration;
Fig. 2 is the connection block diagram of the utility model switching system, signal interface unit, testing tool collection and measurand;
Fig. 3 is the structural representation of the utility model signal interface unit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the General comprehensive automatic test system of the airline carriers of passengers airborne computer of the utility model specific embodiment, comprises test controller, testing tool collection, switching system and signal interface unit.The present embodiment selects the 610G industrial computer of Hua Yan scientific & technical corporation as its test controller, and test controller is connected with switching system with testing tool collection by instrument controlling bus.Instrument controlling bus comprises PXI, VXI, GPIB, RJ45, and switching system is mainly connected with test controller by PXI bus, and testing tool collection is mainly connected with test controller by PXI, VXI, GPIB, RJ45 bus.
Testing tool collection is connected with signal interface unit with switching system, and signal testing interface arrangement is the universal testing interface device that meets ARINC 608A standard, and testing tool collection is connected with measurand by signal interface unit with switching system.Signal interface unit is mainly used in the standard of measurand, access fast, signal interface unit comprise signal receiver and with the suitable adapter of measurand, as some fixtures supporting with measurand, the stationary installation being connected with measurand and various test cables etc., measurand is connected with signal receiver by corresponding adapter.
Test controller is realized the control of various testing tool collection and switching system in test macro, determines the setting of working method, state, function and the parameter of testing tool collection, the channel selecting of gauge tap system and switching.Test controller is controlled testing tool collection by switching system, signal interface unit, corresponding testing tool collection is communicated with measurand, and control testing tool collection and complete the excitation to measurand, collection and the measurement of test data, then the measurement result data that the transmission of read test instrument collection comes, described test controller completes test report output according to measurement result data.
As shown in Figure 2, switching system comprises bus matrix assembly, resource allocation component, independent switch assembly and power switch component, bus matrix assembly is a 384*8 switch matrix, resource allocation component is a 64*8 switch matrix, bus matrix assembly is connected by 8 tunnel emulation buss with resource allocation component, independent switch assembly is comprised of a plurality of relay switches independent of each other, and power switch component is comprised of a plurality of relay switches independent of each other equally.
Equally as shown in Figure 2, testing tool collection comprises input resource, driver resource, power-supply system.Input resource is comprised of multiple program control test surveying instrument, comprises multimeter, oscillograph, Timer/Counter, ARINC429 receiver, angle position indicator, phase voltage table, sensor, for gathering and measuring various signals.Driver resource refers to that other provides the general name of the device of various unlike signals to measurand except power-supply system.To the excitation of measurand, be to send other signal except power supply function to described measurand.Driver resource comprises AWG (Arbitrary Waveform Generator), D/A converter, ARINC429 generator, RS-232/422/485 communication interface etc., for measurand provides necessary test and excitation signal.Power-supply system comprises the AC/DC power supply of multiple control able to programme etc.
As shown in Figure 2,3, the signal receiver of signal interface unit comprises 21 grooves, is mainly divided into bus matrix interface, resource distribution interface, and independent switch interface and power switch interface four classes, four class interfaces are four assemblies of corresponding switching system respectively.
As shown in Figure 2, the 3-8 groove of bus matrix interface respective signal interface arrangement, is mainly used in connecting the test point of measurand and the bus matrix module of switching system.The 9-11 groove of resource distribution interface respective signal interface arrangement, is mainly used in the resource distribution module in connecting test instrument collection and switching system.Bus matrix module is connected by 8 tunnel emulation buss with resource distribution module, and they realize being connected of measurand measurement point and corresponding testing tool collection under the control of test controller.Test controller is selected idle emulation bus, measurand is connected in this emulation bus, resource distribution module is by same emulation bus simultaneously, corresponding testing tool collection is connected in this emulation bus, realize being connected of testing tool collection and measurand, and then realize the measurement of signal.
By emulation bus, can realize switching testing tool collection and flexible the connection with passage between measurand, the timesharing utilization of realization to limit test instrument collection, greatly improved the utilization factor of testing tool collection, reduce test macro and developed required equipment and number of cables, be conducive to reduce the cost of test macro.
The 12-17 groove of independent switch interface respective signal interface arrangement, be mainly used in connecting the independent switch assembly of other testing tool collection (as signal source and sensor) and switching system, also be connected with measurand simultaneously, system controller is controlled the break-make of independent switch module repeat circuit switch, for measurand configures the incentive condition that meets test request.
The 20-21 groove of power switch interface respective signal interface arrangement, be mainly used in the power-supply system of connecting test instrument collection and power switching module and the measurand of switching system, the break-make that system controller is controlled power switching module repeat circuit switch, realizes powering on and power-off of measurand.Power switch interface can hold 30 amperes, 15 tunnel large power supply and connect the following power supply connection in 7.5 amperes, ,75 road.
Workflow of the present utility model is as follows: test controller is controlled all kinds of testing tool collection test and excitation signal is provided, and the break-make of the relay in gauge tap system, by test signal interface arrangement, test and excitation signal is exported to measurand, measurand is moved under the condition of appointment, and then by signal interface arrangement, switching system, the running status of measurand and output are linked in the concentrated various types of signal detection resource of testing tool, the measurement of settling signal and collection, the measurement result that test controller read signal the detects resource row operation of going forward side by side, process and compare, judge that whether measurand is in normal operation, the test report of last outputting standard.
Claims (8)
1. the General comprehensive automatic test system of an airline carriers of passengers airborne computer, it is characterized in that, this test macro comprises testing tool collection, switching system, signal interface unit and control testing tool collection complete the excitation to measurand, the collection of test data and measurement, then the measurement result data that the transmission of read test instrument collection comes, and the test controller that completes test report and export according to measurement result data, described test controller is connected with switching system with described testing tool collection by instrument controlling bus, described testing tool collection is connected with described signal interface unit with switching system, described signal interface unit is for being that airline carriers of passengers air environment to be measured is connected with measurand, test controller is controlled testing tool collection by switching system, signal interface unit, and corresponding testing tool collection is communicated with measurand.
2. the General comprehensive automatic test system of airline carriers of passengers airborne computer according to claim 1, it is characterized in that, described signal testing interface arrangement is the universal testing interface device that meets ARINC 608A standard, measurand by described signal interface unit realize standard with described testing tool collection with switching system, rapid physical is connected.
3. the General comprehensive automatic test system of airline carriers of passengers airborne computer according to claim 2, is characterized in that, described instrument controlling bus comprises PXI, VXI, GPIB, RJ45 bus.
4. the General comprehensive automatic test system of airline carriers of passengers airborne computer according to claim 3, it is characterized in that, described switching system is connected with described test controller by PXI bus, and described testing tool collection is connected with described test controller by PXI, VXI, GPIB, RJ45 bus.
5. the General comprehensive automatic test system of airline carriers of passengers airborne computer according to claim 4, it is characterized in that, described testing tool collection comprises independent input resource, driver resource, the power-supply system arranging, described input resource is comprised of multiple program control test surveying instrument, comprises multimeter, oscillograph, Timer/Counter, ARINC429 receiver, angle position indicator, phase voltage table, sensor; Described driver resource comprises AWG (Arbitrary Waveform Generator), D/A converter, ARINC429 generator, RS-232/422/485 communication interface; Described power-supply system comprises the AC/DC power supply of multiple control able to programme.
6. according to the General comprehensive automatic test system of the airline carriers of passengers airborne computer described in claim 1 ~ 5 any one, it is characterized in that, described switching system comprises bus matrix assembly, resource allocation component, independent switch assembly and power switch component, described bus matrix assembly is a 384*8 switch matrix, described resource allocation component is a 64*8 switch matrix, described bus matrix assembly is connected by 8 tunnel emulation buss with described resource allocation component, described independent switch assembly is comprised of a plurality of relay switches independent of each other, described power switch component is comprised of a plurality of relay switches independent of each other equally.
7. the General comprehensive automatic test system of airline carriers of passengers airborne computer according to claim 6, it is characterized in that, described signal interface unit comprise signal receiver and with the suitable adapter of measurand, described adapter is connected with described signal receiver.
8. the General comprehensive automatic test system of airline carriers of passengers airborne computer according to claim 7, it is characterized in that, the signal receiver of described signal interface unit comprises 21 grooves, the corresponding 3-8 groove of bus matrix interface, the corresponding 9-11 groove of resource distribution interface, the corresponding 12-17 groove of independent switch interface, the corresponding 20-21 groove of power switch interface, above-mentioned four class interfaces are corresponding connected with four assemblies of switching system, the input resource of testing tool collection, driver resource is connected with independent switch interface with the resource distribution interface of described signal interface unit, the power-supply system of testing tool collection is connected with the power switch interface of described signal interface unit, the power switch interface of signal interface unit can hold 30 amperes, 15 tunnel large power supply and connect the following power supply connection in 7.5 amperes, ,75 road.
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| CN201320334514.1U CN203422426U (en) | 2013-06-09 | 2013-06-09 | Universal comprehensive automatic test system of airborne computer of civilian airliner |
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Cited By (6)
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| CN106199250A (en) * | 2016-06-28 | 2016-12-07 | 国营芜湖机械厂 | A kind of aviation work card electronic system and operational approach thereof |
| CN107402596A (en) * | 2017-08-08 | 2017-11-28 | 电子科技大学 | A kind of AWG based on instruction architecture |
| CN108319516A (en) * | 2017-12-28 | 2018-07-24 | 上海科梁信息工程股份有限公司 | A kind of test system and test method |
| CN109188249A (en) * | 2018-09-27 | 2019-01-11 | 国核自仪系统工程有限公司 | Nuclear power station security level I&C system board automatic testing equipment |
| CN113865446A (en) * | 2021-08-18 | 2021-12-31 | 上海机电工程研究所 | Missile testing and remote measuring integrated testing system and testing method thereof |
| CN114563762A (en) * | 2022-03-03 | 2022-05-31 | 中国民航大学 | Automatic testing device for receiver of airborne very high frequency navigation system |
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2013
- 2013-06-09 CN CN201320334514.1U patent/CN203422426U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199250A (en) * | 2016-06-28 | 2016-12-07 | 国营芜湖机械厂 | A kind of aviation work card electronic system and operational approach thereof |
| CN106199250B (en) * | 2016-06-28 | 2018-12-11 | 国营芜湖机械厂 | A kind of aviation work card electronic system and its operating method |
| CN107402596A (en) * | 2017-08-08 | 2017-11-28 | 电子科技大学 | A kind of AWG based on instruction architecture |
| CN107402596B (en) * | 2017-08-08 | 2020-03-24 | 电子科技大学 | Arbitrary waveform generator based on instruction framework |
| CN108319516A (en) * | 2017-12-28 | 2018-07-24 | 上海科梁信息工程股份有限公司 | A kind of test system and test method |
| CN108319516B (en) * | 2017-12-28 | 2021-11-23 | 上海科梁信息科技股份有限公司 | Test system and test method |
| CN109188249A (en) * | 2018-09-27 | 2019-01-11 | 国核自仪系统工程有限公司 | Nuclear power station security level I&C system board automatic testing equipment |
| CN113865446A (en) * | 2021-08-18 | 2021-12-31 | 上海机电工程研究所 | Missile testing and remote measuring integrated testing system and testing method thereof |
| CN114563762A (en) * | 2022-03-03 | 2022-05-31 | 中国民航大学 | Automatic testing device for receiver of airborne very high frequency navigation system |
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