CN110968490A - General detection platform for atmospheric data computer - Google Patents
General detection platform for atmospheric data computer Download PDFInfo
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- CN110968490A CN110968490A CN201911156540.8A CN201911156540A CN110968490A CN 110968490 A CN110968490 A CN 110968490A CN 201911156540 A CN201911156540 A CN 201911156540A CN 110968490 A CN110968490 A CN 110968490A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3409—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment for performance assessment
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
Abstract
The invention discloses a universal detection platform for an atmospheric data computer, and aims to provide a universal detection platform which is high in test resource sharing degree and can be flexibly suitable for various types of atmospheric data computers. The invention is realized by the following technical scheme: the air data computer is connected with the special adapter through the test cable, the special adapter is in butt joint with the universal resource interface integrated with all test resources through a rectangular connector plug of a rear panel of the special adapter, and test resource distribution and electric signal connection between the test platform and the air data computer are realized; various test signals provided by the industrial personal computer system are conditioned or switched through the adapter card and the interface board in the universal adapter and are distributed to the universal resource interface, and the required power supply signals and various test signals are provided for the air data computer by using test software through replacing different special adapters and test cables, so that the test of the air data computers of various models is realized.
Description
Technical Field
The invention belongs to the technical field of test instruments, and particularly relates to a detection platform of an airborne atmospheric data computer.
Background
An atmospheric data computer called as an atmospheric machine (ADC) for short is one of the important airborne electronic devices of modern airplanes, and the main task of the atmospheric data computer is to process the atmospheric data information of the airplane in real time, and the atmospheric data computer calculates more parameters related to the atmospheric data according to a small amount of original information measured by a sensor, such as atmospheric static pressure, total pressure signals, total temperature resistance signals, other signals for correction of an attack angle, field pressure binding and the like, and outputs the atmospheric parameters, such as an atmospheric altitude Hp, an atmospheric correction altitude Hc, an indicated airspeed Vi, a vacuum speed Vt, a Mach number M, a true attack angle α t, a sideslip angle β, a lifting speed HPR, an atmospheric total temperature TAT, an atmospheric static temperature SAT and the like to other devices of the airplane in the form of analog quantity, switching quantity or digital quantity.
The air data computer detection equipment is ground support equipment of the air engine, is used for detection, fault diagnosis and maintenance of the air engine, and is an important way for improving the attendance rate and ground support capability of the airplane. The air data computer detection equipment simulates relevant systems of an airplane to provide various input signals for an air data computer: such as an air pressure signal, a total temperature resistance signal, a working power supply, an excitation signal and the like, and simultaneously simulates various output signals of an aircraft device for receiving an air data computer, measuring the precision of output parameters, diagnosing the faults of the air data computer and isolating the faults to a component board (SRU).
With the increase of the models of newly developed airplanes, the atmosphere machines matched with each model airplane are different and have various interface definitions, hardware structures, performance parameter indexes, software functions and the like, so that the atmosphere data computer detection equipment can meet the development requirement without continuous replacement, upgrade and purchase, and a large amount of funds are needed. Meanwhile, as the general planning and the unified standard are not available, the testing equipment of each air engine is mostly special testing equipment, so the developed testing equipment has single function, different operation interfaces and methods, low automation degree and low universality, is mostly incompatible, cannot share software and hardware resources, and is not beneficial to the maintenance, use and management of the equipment. With the rapid development of computer digital measurement and control technology and aviation industry, the requirements on the aspects of debugging, fault diagnosis, later maintenance guarantee and the like of the overall performance of the atmospheric machine are continuously improved, and the difficulty is increased more and more. Traditionally, test equipment with low automation degree is mostly manually operated to carry out maintenance, and the method not only consumes long time, and has low efficiency and high error rate. The model and the variety of the air data computer are more, and the development of the test equipment for each model of air data computer not only wastes hardware resources, but also occupies more space and human resources.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the general detection platform for calculating the atmospheric data, which has the advantages of high sharing degree of test resources, perfect test function, high automation degree, low cost, flexible adaptation to the test requirements of the atmospheric machines of various models and strong expandability.
The technical scheme adopted by the invention for solving the technical problems is as follows: an atmospheric data computer-generic detection platform, comprising: resistance box 2, LCD 3, general adapter 5, removable special adapter 4, signal monitoring board 6 and the industrial computer system 7 who contains the industrial control board card of integration in the rack to and through test cable 8, the atmospheric data computer 11 that bus cable 9 links to each other on special adapter 4, atmospheric pressure that trachea 10 links to each other gives equipment 12 through atmospheric data computer 11, its characterized in that: the atmosphere data computer 11 is connected with the special adapter 4 through the test cable 8, the special adapter 4is in butt joint with the universal resource interface 27 through a rectangular connector plug of a rear panel of the special adapter, and the universal resource interface 27 integrates all test resources used by each special adapter 4; the special adapter 4is matched with the atmospheric pressure given equipment 12 to complete the performance test of the various atmospheric data computers 11 and provide required power signals and various test signals for the atmospheric data computers 11; various test signals provided by the industrial personal computer system 7 are conditioned or switched through the adapter card and the interface board in the universal adapter 5 and are distributed to the universal resource interface 27 of the rear panel of the universal adapter 5, the special adapter 4 and the test cable 8, so that the test resource distribution and the electric signal connection between the test platform and the atmospheric data computer 11 are realized, and the test on the atmospheric data computers of various models can be realized by replacing different special adapters 4 and different test cables 8.
Compared with the prior art, the invention has the following beneficial effects.
The sharing degree of test resources is high. The invention starts from the software universality of the atmospheric data computer test system, adopts a mode of universal test resources and special adapters, can realize the test of the atmospheric machines of different models by replacing different special adapters and then by the association and the configuration of equipment hardware resources and the automatic execution of test programs. The universal test resource has the resource suitable for testing various types of atmospheric machines, defines a special bus interface, provides enough types, quantities and specifications of power supplies and input and output signals for the tested atmospheric machines, and realizes the sharing of the test resource. By using the universal resource interface 27 with rich testing resources, debugging, acceptance test, maintenance and troubleshooting of air data computers of different models can be realized by expanding the special adapter 4 and the special testing cable 8, the realized testing function is complete, and the sharing degree of testing resources is high. The operating personnel can utilize the platform to design the test procedure that satisfies multiple product test requirements by oneself, accomplishes the test to different grade type atmospheric engine, improves test equipment's commonality, reduces the cost that the test procedure used, shortens the test cycle of product.
The testing function is complete. The invention has the functions of self-detection of equipment, equipment verification, real-time sampling, automatic testing, fault diagnosis and data playback. The equipment self-detection is used for testing whether the self functions of the detection platform are normal or not, and can provide information for the maintenance of the platform; the equipment checking function is used by a metering department, and the part with quantity value transmission in the equipment is checked regularly; the real-time sampling function is used for production debugging of the air data computer; automatically testing a delivery acceptance test for the air data computer; the fault diagnosis is used for the maintenance and troubleshooting of the air data computer; data playback is used for test report generation and viewing. In order to meet the requirements of debugging and troubleshooting, the front panel of the special adapter 4is provided with a plurality of test holes for testing key input and output signals of the air data computer on line.
The automation degree is high. The invention uses the air data computer as a test object, integrates the test resources and equipment required by the air machine together, controls each test resource and equipment through test software, realizes the full-automatic test of the air machine, comprises the automatic setting of input signals required by the air machine, such as an atmospheric static pressure, a total pressure and air pressure signal, a total temperature resistance signal, an attack angle, a field pressure setting and other analog quantity voltage signals, simultaneously acquires, analyzes, displays and stores all output signals of the air machine, automatically completes the comprehensive test of the performance, the precision and the software and hardware faults of the air machine, and greatly improves the test efficiency of the tested product.
The cost is low. The universal resource interface 27 of the present invention employs a low cost J16G5 type three-box rectangular aircraft connector receptacle, which is mounted on the rear panel of the universal adapter 5 and provides 318 signal pins for each dedicated adapter 4. Meanwhile, for the atmospheric machines of different models, the test platform only needs to be additionally provided with the special adapter 4 and the test cable 8 connected with the atmospheric machine on the aspect of hardware resources, so that the equipment investment cost is greatly reduced.
Has strong universality and expansibility. The universal resource interface 27 of the invention self-defines the power supply sources and the input/output signal channels with enough types, quantities and specifications, can meet the test of various models of atmospheric machines, and ensures the universality and expansibility. The universal resource interface 27 comprises signals including a DC28V power supply, an AC400Hz115V power supply, 2 paths of total temperature resistance output signals, 58 paths of alternating current and direct current analog quantity input signals, 8 paths of direct current analog quantity output signals, 100 paths of discrete quantity input and output signals, 2 paths of rotation variable quantity input and output signals, 8 paths of ARINC429 bus communication interfaces and 12 paths of RS422 bus communication interfaces. The signal connection between the detection platform and the air data computer and the distribution of the test resources are completed by adopting a special adapter 4 and a test cable 8. The rear panel of the special adapter 4is provided with a three-box rectangular plug which is connected with the universal test interface 27 in an opposite mode, the universal adapter 5 is installed and fastened from the rear of the cabinet, the special adapter 4 can be conveniently connected with the universal adapter 5 in an opposite mode by pushing the special adapter 4 from the front of the cabinet through the guiding function of the fastening pin, the special adapter 4is electrically connected with the universal adapter 5 through the universal test interface 27, the connection is convenient, and the signal transmission is reliable. Debugging, acceptance test, maintenance and troubleshooting of dozens of different models of atmospheric data computers can be realized by expanding the special adapter 4 and the special test cable.
Drawings
FIG. 1 is an isometric view of an atmospheric data computer-based universal test platform according to the present invention.
FIG. 2 is a schematic block diagram of a general air data computer detection platform according to the present invention.
FIG. 3 is a schematic diagram of the industrial control computer system of FIG. 1 (including the industrial control board card).
FIG. 4is a rear view of the industrial computer system of FIG. 3 (including the industrial control board card).
Fig. 5 is a three-dimensional schematic diagram of the universal adapter of fig. 1.
Fig. 6 is a rear view of the interchangeable special adapter of fig. 1.
Fig. 7 is a three-dimensional schematic view of the dedicated adapter of fig. 6.
Fig. 8 is a schematic view of the insert cabinet of fig. 7.
FIG. 9 is a diagram illustrating the basic flow and functional module division of the testing software according to the present invention.
In the figure: 1. a cabinet, 2, a resistance box, 3, a liquid crystal display, 4, a special adapter, 5, a universal adapter, 6, a signal monitoring board, 7, an industrial personal computer system, 8, a test cable, 9.1553B bus cable, 10, an air pipe, 11, an atmospheric data computer, 12, an atmospheric pressure given device 12, 13.6U industrial personal computer case with 20 slot back board, 14, a multifunctional data acquisition card, 15, an analog output card, 16, a digital input/output card, 17, a serial port card, 18, an AR429/RS422 bus card, 19.1553B bus interface card, 20, GPIB bus card, 21, a mainboard, 22, a self-control rotary variable output card, 23, a self-control rotary variable input card, 24, a programmable logic controller card, 25, a power supply assembly, 26, an electronic plug box, 27, a universal resource interface, 28, a front panel of the universal adapter 5, 29, an adapter card, 30, 31, a monitoring signal socket, 32. special adapter front panel, 33, three-box rectangular plug, 34, product test socket, 35, special adapter rear panel, 36, fastening pin.
For further explanation and not limitation of the above-described implementations of the invention, the invention is further described below with reference to the drawings and examples, but the invention is not limited thereto, and all such concepts are to be considered as disclosed in the disclosure of the present application and the scope of protection of the present patent.
Detailed Description
Refer to fig. 1 and 2. In a preferred embodiment described below, an atmospheric data computer-generic detection platform comprises: resistance box 2, LCD 3, removable special adapter 4, general adapter 5, signal monitoring board 6 and industrial computer system 7 who contains the industrial control board card of integration in rack 1 to and through test cable 8 on special adapter 4, the atmospheric data computer 11 of bus cable 9 connection, atmospheric pressure that air pipe 10 links to each other gives equipment 12 on the air data computer 11, wherein: the atmosphere data computer 11 is connected with the special adapter 4 through the test cable 8, the special adapter 4is in butt joint with the universal resource interface 27 through a rectangular connector plug of a rear panel of the special adapter, and the universal resource interface 27 integrates all test resources for each special adapter 4; the special adapter 4is matched with the atmospheric pressure given equipment 12 to test the performance of various atmospheric data computers 11 and provide required power signals and various test signals for the atmospheric data computers 11, test resources provided by each industrial control board card in the industrial control computer system 7 are conditioned or switched through an adapter card and an interface board in the universal adapter 5 and are distributed to a universal resource interface 27 on the rear panel of the universal adapter 5, and the special adapter 4 realizes the electric signal transmission between the atmospheric data computers and the detection platform and the distribution of the test resources through a test cable 8 on the special adapter 4.
See fig. 2. The two air pressure interfaces of static pressure Ps and total pressure Pt of the air data computer 11 are connected to an air pressure output interface of an air pressure given device 12 with the model number of ADT-222C through an air pipe 10. The atmospheric pressure setting device 12 completes the output of pressure, and provides two paths of air source signals of static pressure Ps and full pressure Pt required by the test for the atmospheric data computer 11. The atmospheric pressure given device 12 is a high-precision pressure controller suitable for atmospheric data system testing, and the automatic testing mode can obviously reduce the testing time and further save the testing cost. The industrial personal computer system 7 is communicated with the atmospheric pressure given equipment 12 through a GPIB bus to send height and airspeed signals required by testing, a CPU of the atmospheric pressure given equipment 12 calculates the opening degree of an air pressure valve through feedback signals of an internal sensor to generate two paths of air pressure signals of corresponding static pressure Ps and total pressure Pt, and therefore automatic giving of the pressure signals is achieved.
The testing resources comprise a resistance box 2, atmospheric pressure given equipment 12, various data acquisition cards, bus communication cards and special function board cards, and the various board cards are all inserted into an ISA/PCI bus expansion slot of the industrial personal computer system 7 and used for providing various input signals for an atmospheric data computer and testing output signals of the atmospheric data computer in the testing process. RTt signals of the air data computer 11 can be connected with a resistance box 2 integrated in a cabinet 1 through a lead, the RTt signals are connected with a signal monitoring board 6 through a 1553B bus, the signal monitoring board 6 is connected with an industrial personal computer system 7 through a 1553B bus, and the resistance box 2 and a BRQ-1 type programmable resistance card respectively provide total temperature resistance signals for the air data computer in manual and automatic test modes. The industrial control board card in the industrial control computer system 7 is connected to a universal adapter 5 containing a power supply assembly, an adapter card and a universal resource interface 27 through cables, the universal adapter 5 is connected with a three-box rectangular plug of a special adapter 4 through the universal resource interface 27, and the special adapter 4is connected with an atmosphere data computer 11 through a replaceable test cable 8 and a 1553B bus cable 9.
Refer to fig. 3 and 4. The test signals provided by the industrial personal computer system are conditioned or switched through the adapter card and the interface board in the universal adapter and are distributed to the universal resource interface, and the special adapter and the test cable realize the test resource distribution and the electric signal connection between the test platform and the atmospheric data computer. The testing of the air data computers of various models is realized through the testing software by replacing different special adapters and testing cables. The industrial personal computer system 7 comprises: the industrial personal computer adopts a 6U industrial personal case 13 with a 20-slot back plate, and a system mainboard 21 and various PCI/ISA bus industrial personal cards are inserted into the back plate. The industrial control board card comprises 2 PCI-1602 type multifunctional data acquisition cards 14, a PIO-DA8 type analog quantity output card 15, a PCI-1753/1753E type digital quantity input/output card 16, a CP-114IS type serial port card 17, a WT-PCI-429-888 type AR429/RS422 bus card 18, a WT-PCI-1553-S type 1553B bus card 19, 2 BRQ-1 type programmable resistance cards 24, a self-made spin variable input card 22, a self-made spin variable output card 23 and a GPIB bus card 20 of 778032-01 type. The PCI-1602 type multifunctional data acquisition card tests various direct current power supply and alternating current/direct current analog quantity signals output by the atmospheric data computer 11; the PIO-DA8 type analog quantity output card provides analog quantity signals such as required attack angle, sideslip angle, field pressure binding and the like for an atmospheric data computer; the digital input channel of the PCI-1753/1753E type digital input/output card can test various switching value signals and parallel height coding signals output by the air data computer 11, and the digital output channel can provide a plurality of switching value signals such as self-checking, uncompensated, WOW and the like for the air data computer; the serial port card, the AR429/RS422 bus card and the 1553B bus card are respectively communicated with an atmospheric data computer through different buses to receive and transmit atmospheric parameters; the BRQ-1 type programmable resistance card can provide a total temperature resistance RTt signal for an atmosphere data computer, the output resistance range of the BRQ-1 type programmable resistance card is 0 omega-1.6384 Komega, the resolution ratio is 0.1 omega, the precision is +/-0.3 omega, and the precision after verification and compensation can reach +/-0.15 omega. The self-made rotary variable output card can output two paths of sine and cosine rotary transformer signals and provide angle signals for the air data computer, the output angle range is 0.00-360.00 degrees of four-quadrant angles, and the output precision is +/-4 angular divisions; the self-made rotary variable input card can test signals of two paths of sine and cosine rotary transformers and can test angle signals output by a sensor in an atmospheric data system, the measuring angle range is 0.00-360.00 degrees of four-quadrant angles, and the test precision is +/-4.5 angular divisions; the 778032-01 GPIB bus card is used for controlling ADT-222C atmospheric pressure given equipment 12 to realize automatic pressure signal given, and provides two paths of air pressure sources of static pressure Ps and full pressure Pt required by test for an atmospheric data computer.
See fig. 5. The universal adapter 5 includes: a power supply module 25, an electronic box 26 and a universal resource interface 27 connected to the rear end of the electronic box 26 on the bottom plate of the universal adapter 5, wherein the power supply module 25 and the electronic box 26 are internally connected to the universal resource interface 27 through the universal adapter 5. The universal adapter 5 is installed and fastened from the rear panel of the cabinet 1, the industrial control board signals are connected to the electronic plug box 26 through cables, the power supply assembly 25 comprises two linear integrated power supplies PSU1, PSU2 and a power supply control circuit, wherein the PSU1 is an AC-DC power supply and converts AC50Hz220V into six DC power supply voltages of +28V +/-0.5V/5A, +15V +/-0.5V/1A, -15V +/-0.5V/1A, +10V +/-0.5V/1A, -10V +/-0.5V/1A and +5V +/-0.25V/5A; the PSU2 is an AC-AC power supply, and converts AC400HZ115V into AC400Hz36V/30VA, 26V/1A and 10V/0.5A. The power supply control circuit provides working and reference power supplies for the measured atmospheric data computer and the detection platform. The front panel 28 of the universal adapter 5 is centrally provided with an adapter card 29 and an interface board 30, the adapter card 29 is vertically inserted through an upper guide rail and a lower guide rail in the electronic plug box 26 and is reliably butted with a 110-pin socket on a bottom plate of the electronic plug box, and the adapter card comprises an analog quantity input and output adapter card, a switching value input adapter card and a switching value output adapter card, so that the conditioning and the isolation of analog quantity signals and discrete quantity signals are completed; the interface board 30 is directly fixed on the electronic plug box 26 to complete the signal switching. The universal resource interface 27 is a three-box rectangular aircraft connector receptacle of the type J16G5, mounted on the rear panel of the universal adapter 5, which provides 318 signal pins for each dedicated adapter 4. In order to meet the test of various types of air data computers and ensure the universality and the expansibility, the universal resource interface 27 self-defines the sufficient types, the number and the specifications of power supply sources and input/output signal channels. The method comprises the following steps: the device comprises a DC28V power supply, an AC400Hz115V power supply, 2 paths of total temperature resistance output signals, 58 paths of alternating current and direct current analog quantity input signals, 8 paths of direct current analog quantity output signals, 100 paths of discrete quantity input and output signals, 2 paths of rotary quantity input and output signals, 8 paths of ARINC429 bus communication interfaces and 12 paths of RS422 bus communication interfaces.
The signal of the signal monitoring board 6 comes from a monitoring signal socket 31 on the front panel of the universal adapter 5, an indicator lamp on the signal monitoring board is used for displaying the working state of the power supply voltage output by the power supply assembly 25 in the universal adapter 5, a 1553B bus socket is used for connecting 1553B bus signals during the air data computer test, and other binding posts are used for external monitoring of various signals.
See fig. 6-8. The atmosphere data computer 11 is connected to a product test socket 34 of a front panel 32 of the special adapter 4 through a test cable 8, is connected to a 1553B bus socket of the signal monitoring board 6 through a 1553B bus cable 9, and is connected to pressure output ports of two air source signals of static pressure Ps and full pressure Pt of the ADT-222C atmosphere pressure given equipment 12 through an air pipe 10. The special adapter 4 distributes signals on the product test socket 34 to the three-box rectangular plug 33 on the back panel 35 of the special adapter 4, the special adapter 4is pushed in from the front of the cabinet 1, and the three-box rectangular plug 33 can be conveniently butted with the universal test interface 27 through the guiding action of the fastening pin 36, so that the electrical connection of the special adapter 4 and the universal adapter 5 is realized. In order to meet the requirements of debugging and troubleshooting, a plurality of test holes are arranged on the front panel 32 of the special adapter 4 and are used for testing key input and output signals of the air data computer on line. By replacing different special adapters 4 and different test cables 8, debugging, acceptance testing and maintenance troubleshooting of dozens of different models of atmospheric data computers can be realized.
See fig. 9. The general detection platform of the air data computer completes the test of the air data computer 11 by running test software. The test software mainly comprises a main control software module, a hardware driving module, an atmospheric data computer test module, a fault diagnosis module, a data playback module and the like, wherein the main control software module is operated to enter a main program, the equipment self-test is carried out after the initialization of the board card is completed, and the self-test at the moment is used as the functional self-test of the detection platform. The hardware driving module drives the atmospheric data computer testing module to perform product testing, a testing program is divided into two branches of 'real-time sampling' and 'automatic testing', and after the product testing is completed, fault diagnosis and test report generation can be performed through a common interface platform of the fault diagnosis module and the data playback module.
The software development is designed by adopting professional software LabWindows/CVI 8.0 in the field of measurement and automation, and the realized test interface is friendly, the test function is complete and the automation degree is high. The test software has the functions of equipment self-detection, equipment verification, real-time sampling, automatic test, fault diagnosis and data playback. The equipment self-detection after the board card initialization is used as the functional self-detection of the detection platform to detect whether each working power supply is normal, whether switching value input/output and analog value input/output channels are normal, whether bus communication such as ARINC429, RS422 and 1553B is normal and whether precision meets the test standard. If the fact that the test equipment is normal and the product test can be carried out is displayed in the information prompt box of the main operation interface popped up later, the self-test of the detection platform is qualified. If the self-checking of the detection platform fails, the product testing function cannot be selected, and a user can select the equipment self-checking function to check a detailed self-checking result. The function of ' equipment self-detection ' provides reference for the diagnosis of the fault of the test equipment, the function of ' equipment self-detection ' can be used for the self-detection of the test equipment of the product after the fault is eliminated and the self-detection is passed ' provides reference for the diagnosis of the fault of the test equipment, and the function of ' equipment self-detection ' can be used for the test of the product after the fault is eliminated and the self-detection is passed.
The test system comprises a main operation interface window, a metering department, a product test module, a product test program and a product test program, wherein the main operation interface window is a common interface platform of modules for self-detecting equipment, testing whether the functions of the detection platform are normal or not and providing information for maintenance of the platform, the equipment verification function is used by a metering department and periodically verifying a part with quantity transmission in the equipment, fault diagnosis is used for maintenance and troubleshooting of an air data computer, data playback is used for generating and checking a test report, the product test module is one of core modules of an air machine universal detection platform, the requirements of acceptance and debugging of an air machine are fully considered, the product test program comprises two branches of real-time sampling and automatic testing, real-time sampling is used for debugging the air machine, all input and output parameters of a tested product are displayed on an interface in real time, the input and output parameters are given by a user, the output parameter is not qualified, the output, the air machine, the automatic testing, the air machine testing, the air pressure test result is obtained by a self-defined air machine test program, the air machine test data test program, the air machine test result is obtained by automatically, the air machine test data test result obtained by sequentially, the air machine test program, the air machine test data test system, the air machine test system, the air pressure test system, the air machine, the air pressure test system, the air machine test system, the air pressure test system, the air machine, the air pressure test system, the air machine, the air pressure test system, the air machine, the air pressure test system, the air machine.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The protection scope of the present invention is defined by the claims, and all other ways implemented by using the contents of the specification and the drawings of the present invention are included in the protection scope of the present invention.
Claims (10)
1. An atmospheric data computer-generic detection platform, comprising: resistance box (2), LCD (3), general adapter (5), removable special adapter (4), signal monitoring board (6) and industrial computer system (7) that contain the industrial control board card of integration in the rack to and through test cable (8) on special adapter (4), atmospheric data computer (11) that bus cable (9) link to each other, atmospheric pressure that trachea (10) on through atmospheric data computer (11) link to each other gives equipment (12), its characterized in that: the atmosphere data computer (11) is connected with the special adapter (4) through a test cable (8), the special adapter (4) is in butt joint with a universal resource interface (27) through a rectangular connector plug of a rear panel of the special adapter, and the universal resource interface (27) integrates all test resources used by each special adapter (4); the special adapter (4) is matched with the atmospheric pressure given equipment (12) to complete the performance test of the various atmospheric data computers (11), and provides required power signals and various test signals for the atmospheric data computers (11); various test signals provided by the industrial personal computer system (7) are conditioned or switched through the adapter card and the interface board in the universal adapter (5) and are distributed to the universal resource interface (27) of the rear panel of the universal adapter (5), the special adapter (4) and the test cable (8) realize the test resource distribution and the electric signal connection between the test platform and the atmospheric data computer (11), and the test on the atmospheric data computers of various models is realized through replacing different special adapters (4) and test cables (8) and testing software.
2. The air data computer universal test platform of claim 1, wherein: the static pressure Ps and total pressure Pt two-way air pressure connection ports of the atmospheric data computer (11) are connected to an air pressure output connection port of atmospheric pressure given equipment (12) through an air pipe (10) to complete pressure output, and the static pressure Ps and full pressure Pt two-way air source signals required by testing are provided for the atmospheric data computer (11).
3. The air data computer universal test platform of claim 1, wherein: the industrial personal computer system (7) is communicated with the atmospheric pressure given device (12) through a GPIB bus to send height and airspeed signals required by testing, the CPU calculates the opening degree of the air pressure valve through feedback signals of the internal sensor to generate two paths of air pressure signals of corresponding static pressure Ps and total pressure Pt, and automatic giving of the pressure signals is achieved.
4. The air data computer universal test platform of claim 1, wherein: the test resources include: the device comprises a resistance box (2), atmospheric pressure given equipment (12), various data acquisition cards, a bus communication card and a special function board card, wherein various board cards are inserted into a bus expansion slot of an industrial personal computer system (7) and used for providing various input signals for an atmospheric data computer (11) and testing output signals of the atmospheric data computer in the testing process, the atmospheric data computer (11) is connected with the resistance box (2) integrated in a cabinet (1) through RTt, the signal monitoring board (6) is connected with a 1553B bus, the signal monitoring board (6) is connected to the industrial personal computer system (7) through the 1553B bus, and the resistance box (2) and a programmable resistance card (24) provide total temperature resistance signals for the atmospheric data computer (11) in manual and automatic testing modes respectively.
5. The air data computer universal test platform of claim 1, wherein: the industrial personal computer system (7) comprises: the industrial personal computer adopts a 6U industrial personal computer case (13) with a 20-slot back plate, a system main board (21) and various PCI/ISA bus industrial personal computer boards are inserted into the back plate, and the industrial personal computer boards comprise a multifunctional data acquisition card (14), an analog quantity output card (15), a digital quantity input/output card (16), a serial port card (17), an AR429/RS422 bus card (18), a 1553B bus card (19), a programmable resistance card (24), a swirl quantity input card (22), a swirl quantity output card (23) and a GPIB bus card (20); the multifunctional data acquisition card tests various direct current power supply and alternating current-direct current analog quantity signals output by the air data computer (11); the analog quantity output card provides the required attack angle, sideslip angle and field pressure mounting analog quantity signals for the air data computer; the digital quantity input/output card provides a plurality of switching value signals of self-checking, compensation and WOW for the air data computer, and simultaneously tests a plurality of switching value signals and parallel height coding signals output by the air data computer (11).
6. An air data computer-generic test platform as defined in claim 5, wherein: the serial port card and the bus card are respectively communicated with an atmosphere data computer through different buses to receive and transmit atmosphere parameters; the programmable resistance card (24) provides a total temperature resistance RTt signal for the air data computer; the rotary variable output card outputs two paths of sine and cosine resolver signals and provides an angle signal with an output angle range of 0.00-360.00 degrees in four-quadrant angle for an atmospheric data computer; the rotary variable input card can test two paths of sine and cosine resolver signals and test an angle signal output by a sensor in an atmospheric data system, and the measurement angle range of the rotary variable input card is a four-quadrant angle of 0.00-360.00 degrees; the GPIB bus card is used for controlling the atmospheric pressure given equipment (12) to realize the automatic given of pressure signals and providing two paths of air pressure sources of static pressure Ps and full pressure Pt required by the test for an atmospheric data computer.
7. The air data computer universal test platform of claim 1, wherein: the universal adapter includes: the power supply module (25) and the electronic plug box (26) are located on a bottom plate of the universal adapter (5), the universal resource interface (27) is connected to the rear end of the electronic plug box (26), and the power supply module (25) and the electronic plug box (26) are connected to the universal resource interface (27) through the internal wiring of the universal adapter (5).
8. The air data computer universal test platform of claim 1, wherein: the universal adapter (5) is installed and fastened from the rear panel of the cabinet (1), the industrial control board card signals are connected to the electronic plug box (26) through cables, and the power supply control circuit provides working and reference power supplies for the measured atmospheric data computer and the detection platform.
9. The air data computer-generic detection platform of claim 8, wherein: an adapter card (29) and an interface board (30) are centrally installed on a front panel (28) of the universal adapter (5), the adapter card (29) is vertically inserted through an upper guide rail and a lower guide rail in an electronic plug-in box (26) and is reliably butted with a 110-pin socket on a bottom plate of the electronic plug-in box, the adapter card comprises an analog quantity input and output adapter card, a switching value input adapter card and a switching value output adapter card, and the conditioning and isolation of analog quantity signals and discrete quantity signals are completed; the interface board (30) is directly fixed on the electronic plug-in box (26) to complete the signal switching.
10. The air data computer universal test platform as claimed in claim 1, wherein the air data computer (11) receives various input signals, then, calculates parameters related to air data, and outputs air parameters including air pressure height Hp, air pressure correction height Hc, indicated airspeed Vi, vacuum speed Vt, mach number M, true attack angle α t, sideslip angle β, lifting speed HPR, total air temperature TAT, and static air temperature SAT in the form of analog quantity, switching quantity or digital quantity, the air data computer universal test platform tests the air data computer (11) by running test software, the test software includes a main control software module, a hardware driving module, an air data computer test module, a fault diagnosis module and a data playback module, the main control software module runs a board card to enter the device for self-test after initialization, detects whether each working power supply is normal, the switching quantity input output, the analog quantity input output channel is normal, whether each bus communication is normal, whether precision meets the test standard, the hardware driving module drives the air data computer to run the test platform, the test module can perform real-time test, and divide the test data into two test modules for automatic fault diagnosis and fault diagnosis.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485293A (en) * | 2021-09-30 | 2022-05-13 | 重庆零壹空间科技集团有限公司 | Missile tester and self-checking method thereof |
| CN115876243A (en) * | 2023-03-08 | 2023-03-31 | 航宇伟创科技(北京)有限公司 | Aircraft atmospheric data system check out test set |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723950A (en) * | 2012-07-03 | 2012-10-10 | 航天科工防御技术研究试验中心 | Test adapter and test method for analog-to-digital converter nonlinear parameters |
| CN103713282A (en) * | 2013-12-12 | 2014-04-09 | 中国人民解放军海军工程大学 | Automatic test system of video auto-cancellation device based on general test platform |
| CN107561989A (en) * | 2017-09-19 | 2018-01-09 | 成都嘉义恒远科技有限公司 | The detecting system that a kind of air data computer detection platform and platform are formed |
| CN109828553A (en) * | 2019-02-26 | 2019-05-31 | 中国人民解放军空军工程大学航空机务士官学校 | A kind of air data computer detection system |
-
2019
- 2019-11-22 CN CN201911156540.8A patent/CN110968490A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723950A (en) * | 2012-07-03 | 2012-10-10 | 航天科工防御技术研究试验中心 | Test adapter and test method for analog-to-digital converter nonlinear parameters |
| CN103713282A (en) * | 2013-12-12 | 2014-04-09 | 中国人民解放军海军工程大学 | Automatic test system of video auto-cancellation device based on general test platform |
| CN107561989A (en) * | 2017-09-19 | 2018-01-09 | 成都嘉义恒远科技有限公司 | The detecting system that a kind of air data computer detection platform and platform are formed |
| CN109828553A (en) * | 2019-02-26 | 2019-05-31 | 中国人民解放军空军工程大学航空机务士官学校 | A kind of air data computer detection system |
Non-Patent Citations (4)
| Title |
|---|
| 张新习: "某型大气机综合测试平台研制", 《计算机测量与控制》 * |
| 曾志红 等: "机载电源模块通用测试平台设计", 《航空电子技术》 * |
| 王培元 等: "海防雷达检测平台通用性综合研究与实现", 《计算机测量与控制》 * |
| 田宇 等: "航电设备通用检测维护台的设计", 《计算机测量与控制》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485293A (en) * | 2021-09-30 | 2022-05-13 | 重庆零壹空间科技集团有限公司 | Missile tester and self-checking method thereof |
| CN115876243A (en) * | 2023-03-08 | 2023-03-31 | 航宇伟创科技(北京)有限公司 | Aircraft atmospheric data system check out test set |
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