CN101342946B - Automatic testing equipment and method for audio frequency management assembly of airbus aircrafts - Google Patents
Automatic testing equipment and method for audio frequency management assembly of airbus aircrafts Download PDFInfo
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- CN101342946B CN101342946B CN2008100541327A CN200810054132A CN101342946B CN 101342946 B CN101342946 B CN 101342946B CN 2008100541327 A CN2008100541327 A CN 2008100541327A CN 200810054132 A CN200810054132 A CN 200810054132A CN 101342946 B CN101342946 B CN 101342946B
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Abstract
An automatic testing device for an audio management module of a passenger airplane and a method thereof are disclosed. The automatic testing device comprises an industrial control machine, a bus adapter, a piece of automatic testing equipment and a signal adapter. The invention makes use of the industrial control machine to run the automatic testing program sets and control the automatic testing equipment through the bus adapter so as to generate various signals needed in the test, and outputs the signals to the audio management module through the signal adapter; meanwhile, the output of the audio management module is transferred by the signal adapter and a corresponding device in the automatic testing equipment is used for data collection, then the collected data is transferred to the industrial control machine through the bus adapter and the test result is judged through data analysis and treatment function of the automatic testing program sets, thus not only avoiding the troubles of adapting to an audio control panel and requiring a special selective call signal source but also greatly reducing the test time of the automatic testing and greatly reducing man-made errors.
Description
Technical field
The present invention relates to a kind of aircraft maintenance device, particularly relate to a kind of Air Passenger series aircraft audio Management Unit automatic testing equipment and method.
Background technology
Audio Management Unit (AMU) is the ingredient of amusement of advanced main cabin and service system, is used for the management and the control of audio resource on the aircraft.According to statistics, Audio Management Unit belongs to troublesome key device, if can not keep in repair rapidly and accurately, will influence the normal flight of aircraft.At present, the test of Air Passenger series aircraft AMU is generally adopted by means of audio frequency controller panel (Audio ControlPanel, ACP) and the assistant adjustment mode of special-purpose selective call signal source, thereby still be in a lower level, so up to the present still there are not the special ATE (automatic test equipment) and the method for Air Passenger series aircraft audio Management Unit.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of need not by means of the audio frequency control panel, and the device and method that does not need special-purpose selective call signal source just can test automatically Air Passenger series aircraft audio Management Unit.
In order to achieve the above object, Air Passenger series aircraft audio Management Unit automatic testing equipment provided by the invention comprises:
An industrial computer is used to move the autotest program collection, and it controls ATE (automatic test equipment) by bus adapter, tests needed various signals to produce, and exports to Audio Management Unit by signal adapter; The sound signal of Audio Management Unit output can be transmitted via signal adapter simultaneously, and be converted to digital signal and collection, receive by bus adapter then,, and reach a conclusion with analysis and the processing of carrying out data by ATE (automatic test equipment);
A bus adapter with the industrial computer interface, and links to each other with ATE (automatic test equipment), and the control, the data-signal that are used for system is transmitted exchange between industrial computer and ATE (automatic test equipment), and unified host-host protocol;
An ATE (automatic test equipment) is used to produce the required various signals of test, and is used for the management and the control of Audio Management Unit power supply, and the sound signal with Audio Management Unit output converts digital signal to simultaneously;
A signal adapter links to each other with ATE (automatic test equipment) and Audio Management Unit, is used for the conversion of signal between ATE (automatic test equipment) and the Audio Management Unit and adaptive.
Described ATE (automatic test equipment) comprises: an audio signal source that is used to produce sound signal; A selective call signal source that is used to produce the selective call signal; An analogue audio frequency control panel that is used to simulate with the audio frequency control panel of Audio Management Unit cooperating; A discrete signal input-output unit that is used for discrete signal input, output conversion; A power management and a control device that is used for the management of Audio Management Unit power supply; A data collecting card that is used for the sound signal of Audio Management Unit 1 output is converted to digital signal; An ARINC429 communication card matches with corresponding software programs, and the required audio frequency control panel of simulation test Audio Management Unit, to realize the automatic control of audio frequency control panel, automatic test is achieved.
Utilize the automatic test approach of the Air Passenger series aircraft audio Management Unit automatic testing equipment that the invention described above provides to comprise the following step that carries out in order: (1) user selects the S1 stage of piece number, audio board and test event; (2) the S2 stage of automatic testing equipment self-test; (3) a certain S3 stage that begins to test in automatic testing equipment all test events to user's selection; (4) the S4 stage of generation test signal; (5) the S5 stage of selection test channel; (6) test signal is added on S6 stage of Audio Management Unit; (7) after the Audio Management Unit output, the S7 stage whether output valve is judged in the claimed range of theoretical value; (8) if the judged result in S7 stage be output valve not in the claimed range of theoretical value, show the unsanctioned S8 stage of this test; (9) if the judged result in S7 stage be output valve in the claimed range of theoretical value, show the S9 stage that this test is passed through; (10) carry out the test of all selected projects item by item, and judge the stage whether all selected test events all test the S10 that finishes; (11) finish S11 stage of all selected project testings.
Air Passenger series aircraft audio Management Unit automatic testing equipment provided by the invention and method are to utilize industrial computer operation autotest program collection, and by bus adapter control ATE (automatic test equipment), test required various signals to produce, and export to Audio Management Unit by signal adapter; Simultaneously the output of Audio Management Unit is transmitted via signal adapter, and utilize in the ATE (automatic test equipment) corresponding device thereof to carry out data acquisition, then the data that collect are transferred to industrial computer via bus adapter, the result who judges test by the data analysis and the processing capacity of autotest program collection, so not only can remove from and need cooperate with the audio frequency control panel and the trouble of the selective call signal source that needs are special-purpose, automatically test can also reduce the required time of test greatly simultaneously, and greatly reduced the mistake that human factor caused, thereby will become the new trend of Air Passenger series aircraft audio Management Unit test undoubtedly.In addition, though there is multiple model in the AMU of different group of planes, function is all basic identical, and interface all will be observed unified international standard standard, therefore this automatic testing equipment can be applied to the test of other parts by suitable improvement, so have good extendability.
Description of drawings
Fig. 1 is that Air Passenger series aircraft audio Management Unit automatic testing equipment provided by the invention constitutes block diagram.
Fig. 2 is an Air Passenger series aircraft audio Management Unit automatic test approach process flow diagram provided by the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments Air Passenger series aircraft audio Management Unit automatic testing equipment provided by the invention and method are elaborated.
As shown in Figure 1, Air Passenger series aircraft audio Management Unit automatic testing equipment provided by the invention comprises: an industrial computer 12, be used to move the autotest program collection, it is by bus adapter 11 control ATE (automatic test equipment) 3, test needed various signals to produce, and export to Audio Management Unit 1 by signal adapter 2; The sound signal of Audio Management Unit 1 output can be transmitted via signal adapter 2 simultaneously, and convert digital signal to and gather by ATE (automatic test equipment) 3, receive by bus adapter 11 then,, and reach a conclusion with analysis and the processing of carrying out data; A bus adapter 11 with industrial computer 12 interfaces, and links to each other with ATE (automatic test equipment) 3, and the control, the data-signal that are used for system is transmitted exchange between industrial computer 12 and ATE (automatic test equipment) 3, and unified host-host protocol; An ATE (automatic test equipment) 3 is used to produce the required various signals of test, and is used for the management and the control of Audio Management Unit 1 power supply, and the sound signal with Audio Management Unit 1 output converts digital signal to simultaneously; A signal adapter 2 links to each other with ATE (automatic test equipment) 3 and Audio Management Unit 1, is used for the conversion of signal between ATE (automatic test equipment) 3 and the Audio Management Unit 1 and adaptive.
Described ATE (automatic test equipment) 3 comprises: an audio signal source 4 that is used to produce sound signal; A selective call signal source 5 that is used to produce the selective call signal; An analogue audio frequency control panel 6 that is used to simulate with the audio frequency control panel of Audio Management Unit 1 cooperating; A discrete signal input-output unit 7 that is used for discrete signal input, output conversion; A power management and a control device 8 that is used for the management of Audio Management Unit 1 power supply; A data collecting card 9 that is used for the sound signal of Audio Management Unit 1 output is converted to digital signal; An ARINC429 communication card 10 matches with corresponding software programs, and the required audio frequency control panel of simulation test Audio Management Unit 1, to realize the automatic control of audio frequency control panel, automatic test is achieved.
When the user need test Audio Management Unit 1, at first Audio Management Unit 1 is linked to each other with Air Passenger series aircraft audio Management Unit automatic testing equipment provided by the invention, open industrial computer 12 operation autotest program collection then.The user can select corresponding piece number and audio board, and can select integral body, a few item or a certain item to test.Above-mentioned work be set finish after, will enter the self-test stage, self-test is used to detect automatic testing equipment itself and whether has fault, only the test that just can enter the back under the no problem situation of device itself.In the concrete testing audio Management Unit 1 a certain the time, industrial computer 12 will move the autotest program collection, and the hardware system by bus adapter 11 control ATE (automatic test equipment) 3, to produce the required various signals of test, export to Audio Management Unit 1 by signal adapter 2 then, the output that makes Audio Management Unit 1 simultaneously is by signal adapter 2, utilize on the ATE (automatic test equipment) 3 corresponding device thereof to carry out data acquisition then, and the data that collect are transferred to industrial computer 12 via bus adapter 11, the result who judges test by the data analysis and the processing capacity of autotest program collection then.Carry out the test of the next item down then, until the test of finishing all selected projects, and printing reports.The user can find out at a glance from form which test event do not pass through, thereby finds out guilty culprit.
As shown in Figure 2, utilize the automatic test approach of the Air Passenger series aircraft audio Management Unit automatic testing equipment that the invention described above provides to comprise the following step that carries out in order: (1) user selects the S1 stage of piece number, audio board and test event; This stage user can select corresponding piece number and need the project of test to test according to the demand of this test; (2) the S2 stage of automatic testing equipment self-test; Whether all modules that this automatic testing equipment is checked self in stage can both operate as normal, to guarantee normally carrying out of test; (3) a certain S3 stage that begins to test in automatic testing equipment all test events to user's selection; According to the test event of selecting, and the test event of having carried out, begin to carry out a certain test; (4) the S4 stage of generation test signal; According to the requirement of this test event, the control corresponding apparatus is to produce the required signal of test; (5) the S5 stage of selection test channel; According to the requirement of this test event, the test signal that produces is input to a certain passage of test, and also is connected to output signal in the respective channel; (6) test signal is added on S6 stage of Audio Management Unit 1; Input channel by selecting is added on test signal in the respective channel of Audio Management Unit 1; (7) after Audio Management Unit 1 output, the S7 stage whether output valve is judged in the claimed range of theoretical value; Obtain the output valve of this project testing from Audio Management Unit 1 corresponding output channel, and the claimed range that will export result and this project theoretical value compares, whether meet the demands to judge output; (8) if the judged result in S7 stage be output valve not in the claimed range of theoretical value, show the unsanctioned S8 stage of this test; (9) if the judged result in S7 stage be output valve in the claimed range of theoretical value, show the S9 stage that this test is passed through; (10) carry out the test of all selected projects item by item, and judge whether all selected test events all test the S10 stage that finishes; If test does not finish, turn back to the S3 stage, proceed the test of next project; If test finishes, prepare to finish test; (11) finish S11 stage of all selected project testings.
Claims (1)
1. Air Passenger series aircraft audio Management Unit automatic testing equipment, it comprises:
An industrial computer (12) is used to move the autotest program collection, and it is tested needed various signals to produce, and export to Audio Management Unit (1) by signal adapter (2) by bus adapter (11) control ATE (automatic test equipment) (3); The sound signal of Audio Management Unit (1) output can be transmitted via signal adapter (2) simultaneously, and convert digital signal to and gather by ATE (automatic test equipment) (3), receive by bus adapter (11) then,, and reach a conclusion with analysis and the processing of carrying out data;
A bus adapter (11) with industrial computer (12) interface, and links to each other with ATE (automatic test equipment) (3), and the control, the data-signal that are used for system is transmitted exchange between industrial computer (12) and ATE (automatic test equipment) (3), and unified host-host protocol;
An ATE (automatic test equipment) (3) is used to produce the required various signals of test, and is used for the management and the control of Audio Management Unit (1) power supply, and the sound signal with Audio Management Unit (1) output converts digital signal to simultaneously;
A signal adapter (2) links to each other with ATE (automatic test equipment) (3) and Audio Management Unit (1), is used for the conversion of signal between ATE (automatic test equipment) (3) and the Audio Management Unit (1) and adaptive;
It is characterized in that: described ATE (automatic test equipment) (3) comprising: an audio signal source (4) that is used to produce sound signal; A selective call signal source (5) that is used to produce the selective call signal; An analogue audio frequency control panel (6) that is used for the audio frequency control panel of simulation and Audio Management Unit (1) cooperating; A discrete signal input-output unit (7) that is used for discrete signal input, output conversion; A power management and a control device (8) that is used for the management of Audio Management Unit (1) power supply; A data collecting card (9) that is used for the sound signal of Audio Management Unit (1) output is converted to digital signal; An ARINC429 communication card (10) matches with corresponding software programs, and the required audio frequency control panel of simulation test Audio Management Unit (1), to realize the automatic control of audio frequency control panel, automatic test is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100541327A CN101342946B (en) | 2008-08-15 | 2008-08-15 | Automatic testing equipment and method for audio frequency management assembly of airbus aircrafts |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100541327A CN101342946B (en) | 2008-08-15 | 2008-08-15 | Automatic testing equipment and method for audio frequency management assembly of airbus aircrafts |
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| Publication Number | Publication Date |
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| CN101342946A CN101342946A (en) | 2009-01-14 |
| CN101342946B true CN101342946B (en) | 2011-08-24 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101700810B (en) * | 2009-11-04 | 2013-03-13 | 中国民航大学 | Boeing and Airbus aircraft audio management unit test adapter |
| CN102014310B (en) * | 2010-11-16 | 2013-03-06 | 中国民航大学 | Airborne selective calling signal generator and implementation method thereof |
| CN102092477B (en) * | 2010-11-30 | 2013-02-20 | 中国民航大学 | Device and method for automatic test and fault diagnosis of plane audio integrated system |
| CN103048984B (en) * | 2013-01-17 | 2013-12-18 | 中国民航大学 | Multi-channel ARINC(aeronautical radio incorporated) 700 bus monitoring device and realizing method thereof |
| CN104184525B (en) * | 2013-05-22 | 2017-04-12 | 中国国际航空股份有限公司 | Digital-flight-data-acquisition-unit-based test platform and test method of signal transmission device |
| US9639997B2 (en) | 2013-05-22 | 2017-05-02 | Air China Limited | Test apparatus and test method based on DFDAU |
| CN107592307A (en) * | 2017-09-11 | 2018-01-16 | 中国航空工业集团公司西安飞机设计研究所 | A kind of airborne audio management system voice transfer verification method |
| CN110031751A (en) * | 2019-05-23 | 2019-07-19 | 北京安达维尔测控技术有限公司 | A kind of airliner audio-frequency control panel automatic testing equipment |
| CN115550101A (en) * | 2022-09-20 | 2022-12-30 | 中国第一汽车股份有限公司 | Automobile audio bus test system |
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