CN116068510B - Product testing system for automatic assembly product of phased array radar - Google Patents
Product testing system for automatic assembly product of phased array radar Download PDFInfo
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- CN116068510B CN116068510B CN202310094828.7A CN202310094828A CN116068510B CN 116068510 B CN116068510 B CN 116068510B CN 202310094828 A CN202310094828 A CN 202310094828A CN 116068510 B CN116068510 B CN 116068510B
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- 238000012360 testing method Methods 0.000 title claims abstract description 133
- 238000004088 simulation Methods 0.000 claims abstract description 53
- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000001228 spectrum Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 10
- 230000010363 phase shift Effects 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 230000010354 integration Effects 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000003786 synthesis reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000004132 cross linking Methods 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 5
- 238000011056 performance test Methods 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- 239000000523 sample Substances 0.000 claims description 5
- 230000001629 suppression Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 5
- 238000012795 verification Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
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- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses a product testing system for automatically assembling products of a phased array radar, which comprises a testing host, a power module and a program control switch, wherein the testing host comprises a software system and a hardware system, the software system comprises a flight simulation system, a wave control simulation system, a weapon simulation system, a scanning control system and a multi-channel digital testing system, the hardware system comprises a bus communication module, a digital signal instrument, a digital multimeter, a power analyzer, a vector network analyzer, a spectrum analyzer and a microwave signal source, the power module supplies power for the software system and the hardware system in the testing host, and the program control switch can be used for connecting the testing host and the products and controlling the start of a testing program. The invention basically covers all the test indexes of the phased array radar product by combining the software system and the hardware system, has high test automation degree and test accuracy, and can be suitable for various types of instruments for testing.
Description
Technical Field
The invention belongs to the technical field of phased array radar products, and particularly relates to a product testing system for an automatic phased array radar assembly product.
Background
Phased array radar, i.e., phase control electronically scanned array radar, has the ability to rapidly and accurately switch beams so that the radar can complete scanning of full airspace within 1 minute. A phased array radar is a radar area array consisting of a large number of identical radiating elements, each of which is independently wave controlled and phase shifter controlled in phase and amplitude, and can obtain an accurate and predictable radiation pattern and beam pointing. When the radar works, the transmitter distributes power to each antenna unit through the feeder line network, and the energy is radiated out through a large number of independent antenna units and is subjected to power synthesis in space to form the required beam direction.
In the phased array radar batch production stage, the TR component of the product needs to be tested, the consistency, the repeatability and the accuracy of product indexes are the key of the test, the related test is completed by adopting an automatic test technology, a large amount of repetitive work is submitted to an automatic test system to be completed, the labor force can be saved, the error can be reduced, the test efficiency can be improved, and the test contents which are difficult to complete manually can be completed.
Disclosure of Invention
The invention aims to provide a product testing system for automatically assembling a phased array radar product, which basically covers all test indexes of the phased array radar product by combining a software system and a hardware system, has high test automation degree and test accuracy, and can be adapted to various types of instruments for testing so as to solve the problems in the prior art in the background art.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a product test system of automatic equipment product of phased array radar, includes test host computer, power module and program control switch, the test host computer includes software system and hardware system, the software system includes flight simulation system, wave accuse simulation system, weapon analog system, scanning control system and multichannel digital test system, flight simulation system, wave accuse simulation system, weapon analog system, scanning control system and multichannel digital test system install in the test host computer with the form of software, the hardware system includes bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source, bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source install in the test host computer with the mode of modularization integration, power module is software system and hardware system power supply in the test host computer, program control switch integration connecting wire and control switch can be used to connect test host computer and product and control the beginning of test program.
Preferably, the program-controlled switch provides different frequency bands of DC-18G, DC-20G, DC-26.5G, DC-40G, and customized switch matrixes with different switch matrix scales meet the channel switching requirement in the test process, and frequent cable replacement in the test process is avoided.
Preferably, the test host tests the TR assembly of the phased array radar, and the test indexes include: transmit power, harmonics, P1dB/IP3, phase noise, noise figure, spurious suppression, group delay, amplitude-phase characteristics, phase linear offset, VSWR, attenuation accuracy, phase shift accuracy, transmit-receive transition time, phase shift settling time, blocking recovery time, pulse envelope, rise time, fall time, efficiency, etc.
Preferably, the power module selects program-controlled power supplies with different paths and different output characteristics according to the power supply requirements of TR components with different types of phased array radars.
Preferably, the flight simulation system is used for simulating the heading, altitude and ground speed related flight data of the carrier, setting coordinates and speed of a target, verifying data communication and image transmission between the radar and the carrier, setting two working modes of the radar air-air and air-plane, and converting two coordinate systems.
Preferably, the weapon simulation system simulates two modes of a machine-mounted weapon on the ground and in the air, and can verify the correctness of the cross-linking between the radar and the weapon, such as simulating the multi-stage states of weapon preparation, launching and guidance.
Preferably, the wave control simulation system can output various wave control signals required by controlling the phased array antenna to work, including data signals, addresses, beam building and beam effective signals, various timing signals are generated through the simulator, including receiving and transmitting switching signals, external modulation signals and external triggering signals, and the output of the signals can be externally triggered and externally synchronized.
Preferably, the scanning control system is responsible for transferring the scanning test task set by the computer to the hardware system and controlling the test probe inside the hardware system to complete the product test task.
Preferably, the multi-path digital testing system generates multi-path and multi-target radar echo simulation signals in a digital synthesis mode, and generates different electromagnetic environment simulation signals according to requirements for comprehensive performance test or verification of the radar.
Preferably, the test host supports LAN, GPIB, USB and serial port multi-type communication interfaces, can integrate multi-type instrument drive and support hot switching, greatly reduces dependence on instrument models, and is convenient to replace.
The invention has the technical effects and advantages that: compared with the prior art, the product testing system for the automatic assembly product of the phased array radar has the following advantages:
the invention basically covers all the test indexes of the phased array radar product by combining the software system and the hardware system, has high test automation degree and test accuracy, and can be suitable for various types of instruments for testing.
Drawings
Fig. 1 is a system block diagram of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
the utility model provides a product test system of automatic equipment product of phased array radar, including test host computer, power module and program controlled switch, test host computer includes software system and hardware system, software system includes flight simulation system, wave accuse simulation system, weapon analog system, scan control system and multichannel digital test system, flight simulation system, wave accuse simulation system, weapon analog system, scan control system and multichannel digital test system install in test host computer with the form of software, hardware system includes bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source, bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source are installed in test host computer with the mode of modularization integration, power module is software system and hardware system power supply in the test host computer, program controlled switch integration connecting wire and control switch can be used to connect test host computer and product and control the beginning of test program.
The program-controlled switch provides different frequency bands such as DC-18G, DC-20G, and customized switch matrixes (M multiplied by N, providing transmitting and receiving state reversing functions) with different switch matrix scales, so that the channel switching requirement in the test process is met, and frequent cable replacement in the test process is avoided.
The test host tests the TR component of the phased array radar, and the test indexes comprise: transmit power, harmonics, P1dB/IP3, phase noise, noise figure, spurious suppression, group delay, amplitude-phase characteristics, phase linear offset, VSWR, attenuation accuracy, phase shift accuracy, transmit-receive transition time, phase shift settling time, blocking recovery time, pulse envelope, rise time, fall time, efficiency, etc.
The power module selects program-controlled power supplies with different paths and different output characteristics according to the power supply requirements of TR components with different types of phased array radars.
The flight simulation system can simulate the relevant flight data such as heading, altitude, ground speed and the like of the carrier, set the coordinates and speed of a target, verify the data communication and image transmission of the radar and the carrier, set various working modes such as the air-air condition and the air surface of the radar, and can perform conversion of various coordinate systems.
The weapon simulation system can simulate two modes of a machine-mounted weapon on the ground and in the air, can verify the correctness of cross linking between the radar and the weapon, and can simulate a plurality of stage states such as weapon preparation, launching, guidance and the like.
The wave control simulation system can output various wave control signals required by controlling the phased array antenna to work, including data signals, addresses, beam establishment signals, beam effective signals and the like. Various timing signals can be generated through the simulator, including a receiving and transmitting switching signal, an external modulation signal and an external triggering signal, and the output of the signals can be externally triggered and externally synchronized.
The scanning control system is responsible for transferring the scanning test task set by the computer to the hardware system and controlling the test probe inside the hardware system to complete the product test task.
The multi-channel digital test system generates multi-channel and multi-target radar echo simulation signals in a digital synthesis mode, and generates different electromagnetic environment simulation signals according to requirements, so that the multi-channel and multi-target radar echo simulation signals are used for comprehensive performance test or verification of the radar.
The test host supports LAN, GPIB, USB, serial ports (RS 484/RS422/RS 232) and other multi-type communication interfaces, can integrate multi-type instrument drive and support hot switching, greatly reduces dependence on instrument models, and is convenient to replace.
Example 2:
the utility model provides a product test system of automatic equipment product of phased array radar, including test host computer, power module and program controlled switch, test host computer includes software system and hardware system, software system includes flight simulation system, wave accuse simulation system, weapon analog system, scan control system and multichannel digital test system, flight simulation system, wave accuse simulation system, weapon analog system, scan control system and multichannel digital test system install in test host computer with the form of software, hardware system includes bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source, bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source are installed in test host computer with the mode of modularization integration, power module is software system and hardware system power supply in the test host computer, program controlled switch integration connecting wire and control switch can be used to connect test host computer and product and control the beginning of test program.
The program-controlled switch provides different frequency bands such as DC-26.5G, DC-40G, and customized switch matrixes (M multiplied by N, providing transmitting and receiving state reversing functions) with different switch matrix scales, so that the channel switching requirement in the test process is met, and frequent cable replacement in the test process is avoided.
The test host tests the TR component of the phased array radar, and the test indexes comprise: transmit power, harmonics, P1dB/IP3, phase noise, noise figure, spurious suppression, group delay, amplitude-phase characteristics, phase linear offset, VSWR, attenuation accuracy, phase shift accuracy, transmit-receive transition time, phase shift settling time, blocking recovery time, pulse envelope, rise time, fall time, efficiency, etc.
The power module selects program-controlled power supplies with different paths and different output characteristics according to the power supply requirements of TR components with different types of phased array radars.
The flight simulation system can simulate the relevant flight data such as heading, altitude, ground speed and the like of the carrier, set the coordinates and speed of a target, verify the data communication and image transmission of the radar and the carrier, set various working modes such as the air-air condition and the air surface of the radar, and can perform conversion of various coordinate systems.
The weapon simulation system can simulate two modes of a machine-mounted weapon on the ground and in the air, can verify the correctness of cross linking between the radar and the weapon, and can simulate a plurality of stage states such as weapon preparation, launching, guidance and the like.
The wave control simulation system can output various wave control signals required by controlling the phased array antenna to work, including data signals, addresses, beam establishment signals, beam effective signals and the like. Various timing signals can be generated through the simulator, including a receiving and transmitting switching signal, an external modulation signal and an external triggering signal, and the output of the signals can be externally triggered and externally synchronized.
The scanning control system is responsible for transferring the scanning test task set by the computer to the hardware system and controlling the test probe inside the hardware system to complete the product test task.
The multi-channel digital test system generates multi-channel and multi-target radar echo simulation signals in a digital synthesis mode, and generates different electromagnetic environment simulation signals according to requirements, so that the multi-channel and multi-target radar echo simulation signals are used for comprehensive performance test or verification of the radar.
The test host supports LAN, GPIB, USB, serial ports (RS 484/RS422/RS 232) and other multi-type communication interfaces, can integrate multi-type instrument drive and support hot switching, greatly reduces dependence on instrument models, and is convenient to replace.
Example 3:
the utility model provides a product test system of automatic equipment product of phased array radar, including test host computer, power module and program controlled switch, test host computer includes software system and hardware system, software system includes flight simulation system, wave accuse simulation system, weapon analog system, scan control system and multichannel digital test system, flight simulation system, wave accuse simulation system, weapon analog system, scan control system and multichannel digital test system install in test host computer with the form of software, hardware system includes bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source, bus communication module, digital signal appearance, digital multimeter, power analyzer, vector network analyzer, spectrum analyzer and microwave signal source are installed in test host computer with the mode of modularization integration, power module is software system and hardware system power supply in the test host computer, program controlled switch integration connecting wire and control switch can be used to connect test host computer and product and control the beginning of test program.
The program-controlled switch provides different frequency bands such as DC-18G, DC-20G, DC-26.5G, DC-40G, and customized switch matrixes (M multiplied by N, providing transmitting and receiving state reversing functions) with different switch matrix scales, so that the channel switching requirement in the test process is met, and frequent cable replacement in the test process is avoided.
The test host tests the TR component of the phased array radar, and the test indexes comprise: transmit power, harmonics, P1dB/IP3, phase noise, noise figure, spurious suppression, group delay, amplitude-phase characteristics, phase linear offset, VSWR, attenuation accuracy, phase shift accuracy, transmit-receive transition time, phase shift settling time, blocking recovery time, pulse envelope, rise time, fall time, efficiency, etc.
The power module selects program-controlled power supplies with different paths and different output characteristics according to the power supply requirements of TR components with different types of phased array radars.
The flight simulation system can simulate the relevant flight data such as heading, altitude, ground speed and the like of the carrier, set the coordinates and speed of a target, verify the data communication and image transmission of the radar and the carrier, set various working modes such as the air-air condition and the air surface of the radar, and can perform conversion of various coordinate systems.
The weapon simulation system can simulate two modes of a machine-mounted weapon on the ground and in the air, can verify the correctness of cross linking between the radar and the weapon, and can simulate a plurality of stage states such as weapon preparation, launching, guidance and the like.
The wave control simulation system can output various wave control signals required by controlling the phased array antenna to work, including data signals, addresses, beam establishment signals, beam effective signals and the like. Various timing signals can be generated through the simulator, including a receiving and transmitting switching signal, an external modulation signal and an external triggering signal, and the output of the signals can be externally triggered and externally synchronized.
The scanning control system is responsible for transferring the scanning test task set by the computer to the hardware system and controlling the test probe inside the hardware system to complete the product test task.
The multi-channel digital test system generates multi-channel and multi-target radar echo simulation signals in a digital synthesis mode, and generates different electromagnetic environment simulation signals according to requirements, so that the multi-channel and multi-target radar echo simulation signals are used for comprehensive performance test or verification of the radar.
The test host supports LAN, GPIB, USB, serial ports (RS 484/RS422/RS 232) and other multi-type communication interfaces, can integrate multi-type instrument drive and support hot switching, greatly reduces dependence on instrument models, and is convenient to replace.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The utility model provides a product test system of automatic equipment product of phased array radar, includes test host computer, power module and program-controlled switch, its characterized in that: the test host comprises a software system and a hardware system, wherein the software system comprises a flight simulation system, a wave control simulation system, a weapon simulation system, a scanning control system and a multi-channel digital test system, the flight simulation system, the wave control simulation system, the weapon simulation system, the scanning control system and the multi-channel digital test system are installed on the test host in a software mode, the hardware system comprises a bus communication module, a digital signal instrument, a digital multimeter, a power analyzer, a vector network analyzer, a frequency spectrum analyzer, a microwave signal source, the bus communication module, the digital signal instrument, the digital multimeter, the power analyzer, the vector network analyzer, the frequency spectrum analyzer and the microwave signal source are installed on the test host in a modularized integration mode, the power module supplies power for the software system and the hardware system in the test host, and a program-controlled switch integrated connecting wire and a control switch can be used for connecting the test host with products and controlling the start of a test program.
2. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the program-controlled switch provides different frequency bands of DC-18G, DC-20G, DC-26.5G, DC-40G, and customized switch matrixes with different switch matrix scales meet the channel switching requirement in the test process, and frequent cable replacement in the test process is avoided.
3. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the test host tests the TR component of the phased array radar, and the test indexes comprise: transmit power, harmonics, P1dB/IP3, phase noise, noise figure, spurious suppression, group delay, amplitude-phase characteristics, phase linear offset, VSWR, attenuation accuracy, phase shift accuracy, transmit-receive transition time, phase shift settling time, blocking recovery time, pulse envelope, rise time, fall time, efficiency.
4. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the power module selects program-controlled power supplies with different paths and different output characteristics according to the power supply requirements of TR components with different types of phased array radars.
5. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the flight simulation system is used for simulating the course, altitude and ground speed related flight data of the carrier, setting coordinates and speed of a target, verifying data communication and image transmission of the radar and the carrier, setting two working modes of the radar air-air and air-plane, and converting two coordinate systems.
6. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the weapon simulation system simulates two modes of a machine-mounted weapon on the ground and in the air, and can verify the correctness of cross linking between a radar and the weapon, such as simulating a plurality of stage states of weapon preparation, launching and guidance.
7. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the wave control simulation system can output various wave control signals required by controlling the phased array antenna to work, including data signals, addresses, beam establishment and beam effective signals, various timing signals are generated through the simulator, including receiving and transmitting switching signals, external modulation signals and external triggering signals, and the output of the signals can be externally triggered and externally synchronized.
8. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the scanning control system is responsible for transferring the scanning test task set by the computer to the hardware system and controlling the test probe inside the hardware system to complete the product test task.
9. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the multi-channel digital test system generates multi-channel and multi-target radar echo simulation signals in a digital synthesis mode, and generates different electromagnetic environment simulation signals according to requirements for comprehensive performance test or verification of the radar.
10. A product testing system for a phased array radar automated assembly product as claimed in claim 1, wherein: the test host supports LAN, GPIB, USB and serial port multi-type communication interfaces, can integrate multi-type instrument drive and support hot switching, greatly reduces dependence on instrument models, and is convenient to replace.
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