CN103822547A - Test system and test method for torpedo electromagnetic fuse - Google Patents
Test system and test method for torpedo electromagnetic fuse Download PDFInfo
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- CN103822547A CN103822547A CN201410078420.1A CN201410078420A CN103822547A CN 103822547 A CN103822547 A CN 103822547A CN 201410078420 A CN201410078420 A CN 201410078420A CN 103822547 A CN103822547 A CN 103822547A
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Abstract
The invention relates to a test system for a torpedo electromagnetic fuse. The test system is characterized by comprising a main control computer, a communication processing circuit, a logic control circuit, a DDS (Direct Digital Synthesizer) circuit, an A/D (Analog to Digital) circuit, a storage circuit, a digital phase-shifting circuit, a conditioning circuit, D/A (Digital to Analog) circuits, a program control attenuator circuit, a receiving coil, a horizontal transmitting coil and a vertical transmitting coil; the communication processing circuit consists of an Ethernet interface circuit and a single chip microcomputer, the main control computer is connected with the communication processing circuit through an Ethernet network cable, the logic control circuit is mutually connected with the communication processing circuit and the DDS circuit respectively, the communication processing circuit is connected with the digital phase-shifting circuit, the receiving coil is connected with the conditioning circuit, the conditioning circuit is connected with the A/D circuit, the A/D circuit is connected with the logic control circuit and the storage circuit, the storage circuit is connected with the digital phase-shifting circuit, the digital phase-shifting circuit is connected with the two D/A circuits, the D/A circuits are connected with the program control attenuator circuit, and the program control attenuator circuit is connected with the horizontal transmitting coil and the vertical transmitting coil. The test system overcomes the existing disadvantages that the adaptability for different signal forms and signal parameters is low. The test system has the advantages of convenient test and high universality. The invention also discloses a test method for the torpedo electromagnetic fuse.
Description
Technical field
The present invention relates to torpedo automatic test technology, particularly relate to a kind of torpedo electromagnetic fuze test macro, the invention still further relates to the method for testing of utilizing this test macro.
Background technology
After the start of torpedo electromagnetic fuze, in seawater, launch Electromagnetic Continuous ripple signal, then receiving target reflection echo, in the time there is no target, electromagnetic wave is returned by sea surface reflection, echo-signal intensity fluctuation is little, and phase of echo does not change, when by surface ship or submarine, there is the change of approximately 90 degree in the phase of echo being reflected by target, and echo-signal intensity has a greater change in the process by target at torpedo, target approach region, it is large that signal becomes, leaving echo signal diminishes, therefore echo-signal has a fluctuating, fuze system differentiates whether there is target by the fluctuating to echo-signal phase place and amplitude.And torpedo must check before using, whether good to determine the performance state of torpedo, and torpedo electromagnetic fuze is extremely important content in torpedo test job.The conventional method of test torpedo electromagnetic fuze is to replace target with metallic plate, manually metallic plate is streaked above fuse, and simulation torpedo is by target, and the shortcoming of this method is to need manual operation, and degree is inadequate automatically, and manual operation is had relatively high expectations.Another method is exactly according to known torpedo electromagnetic fuze parameter, through calculating in real time or being stored in advance in non-volatile type memorizer, then return to torpedo electromagnetic fuze at setting-up time output echo, the shortcoming of this method is system complex, be difficult to produce the phase shift of setting, and must predict signal parameter, poor to the adaptability of torpedo electromagnetic fuze parameter.
Summary of the invention
The object of the invention is to overcome the weak point of above-mentioned prior art, and a kind of torpedo electromagnetic fuze test macro is provided.
Another object of the present invention is to provide a kind of method of testing of utilizing this test macro.First it solve the adaptability problem of test torpedo electromagnetic fuze to unlike signal parameter.Can produce phase shift, simulated target echo more realistically simultaneously.
The object of the invention is to reach by following measure: a kind of torpedo electromagnetic fuze test macro, it comprises main control computer, communication processing circuit, logic control circuit, DDS circuit, A/D circuit, memory circuit, digital phase shift circuit, modulate circuit, D/A circuit, program control attenuator circuit, receiving coil, horizontal transmitting coil, Vertical Launch coil, described communication processing circuit is made up of ethernet interface circuit and single-chip microcomputer, main control computer is connected with communication processing circuit by Ethernet netting twine, logic control circuit respectively with communication processing circuit, DDS circuit interconnection, communication processing circuit is connected with digital phase shift circuit, receiving coil is connected with modulate circuit, modulate circuit is connected with A/D circuit, A/D circuit andlogic control circuit, memory circuit is connected, memory circuit is connected with digital phase shift circuit, digital phase shift circuit is connected with two-way D/A circuit, D/A circuit is connected with program control attenuator circuit, program control attenuator circuit is connected with horizontal transmitting coil and Vertical Launch coil.
A kind of torpedo electromagnetic fuze method of testing, it comprises the following steps:
(1) setup control parameter on main control computer, comprise sample rate, playback rate, phase shift angle, amplitude fading etc., and being set to logic control circuit and digital phase shift circuit by communication processing circuit, logic control circuit control DDS circuit produces sampling clock and playback clock and outputs to logic control circuit;
(2) receiving coil receives the Electromagnetic Continuous ripple signal of torpedo electromagnetic fuze transmitting, and is converted into the signal of telecommunication, sends into modulate circuit;
(3) logic control circuit output gathers the clock of writing of clock and memory circuit, control A/D circuit and carry out data acquisition, and deposit image data in memory circuit, what logic control circuit was exported memory circuit simultaneously reads clock and D/A clock, and memory circuit output data are also sent into digital phase shift circuit together with D/A clock;
(4) data signal that digital phase shift circuit is exported memory according to setup parameter and playback clock carry out producing the two-way needing after phase shift is processed to be had the data signal of setting phase shift and delivers to D/A circuit, produces two-way analog signal output;
(5) analog output signal outputs to horizontal transmitting coil and Vertical Launch coil after program control attenuator circuit decay;
(6) horizontal transmitting coil and Vertical Launch coil convert electrical signals to electromagnetic wave signal and are coupled in torpedo electromagnetic fuze system;
(7) in the time that simulation torpedo passes through target, main control computer sends corresponding phase-shift value to phase shift treatment circuit, sends one group of program control pad value simultaneously, the envelope of signal waveform while producing torpedo by target by program control attenuator circuit.The phase-shift value of aimless passage is 0, and pad value is a fixed value.Tool of the present invention has the following advantages: (1) is tested simple and convenient; (3) all there is versatility for dissimilar torpedo electromagnetic fuze signal form and signal parameter; (4) level of integrated system is high, and versatility is good.
Accompanying drawing explanation
Fig. 1 is torpedo electromagnetic fuze test system structure block diagram of the present invention.
The specific embodiment
Describe performance of the present invention in detail below in conjunction with accompanying drawing, but they are not construed as limiting the invention, only for example.Simultaneously by illustrating that advantage of the present invention will become more clear and easily understand.
Consult accompanying drawing known: a kind of torpedo electromagnetic fuze test macro, it comprises main control computer, communication processing circuit, logic control circuit, DDS circuit, A/D circuit, memory circuit, digital phase shift circuit, modulate circuit, D/A circuit, program control attenuator circuit, receiving coil, horizontal transmitting coil, Vertical Launch coil, described communication processing circuit is made up of ethernet interface circuit and single-chip microcomputer, main control computer is connected with communication processing circuit by Ethernet netting twine, logic control circuit respectively with communication processing circuit, DDS circuit interconnection, communication processing circuit is connected with digital phase shift circuit, receiving coil is connected with modulate circuit, modulate circuit is connected with A/D circuit, A/D circuit andlogic control circuit, memory circuit is connected, memory circuit is connected with digital phase shift circuit, digital phase shift circuit is connected with two-way D/A circuit, D/A circuit is connected with program control attenuator circuit, program control attenuator circuit is connected with horizontal transmitting coil and Vertical Launch coil.
A kind of torpedo electromagnetic fuze method of testing, it comprises the following steps:
(1) setup control parameter on main control computer, comprise sample rate, playback rate, phase shift angle, amplitude fading etc., and being set to logic control circuit and digital phase shift circuit by communication processing circuit, logic control circuit control DDS circuit produces sampling clock and playback clock and outputs to logic control circuit;
(2) receiving coil receives the Electromagnetic Continuous ripple signal of torpedo electromagnetic fuze transmitting, and is converted into the signal of telecommunication, sends into modulate circuit;
(3) logic control circuit output gathers the clock of writing of clock and memory circuit, control A/D circuit and carry out data acquisition, and deposit image data in memory circuit, what logic control circuit was exported memory circuit simultaneously reads clock and D/A clock, and memory circuit output data are also sent into digital phase shift circuit together with D/A clock;
(4) data signal that digital phase shift circuit is exported memory according to setup parameter and playback clock carry out producing the two-way needing after phase shift is processed to be had the data signal of setting phase shift and delivers to D/A circuit, produces two-way analog signal output;
(5) analog output signal outputs to horizontal transmitting coil and Vertical Launch coil after program control attenuator circuit decay;
(6) horizontal transmitting coil and Vertical Launch coil convert electrical signals to electromagnetic wave signal and are coupled in torpedo electromagnetic fuze system;
(7) in the time that simulation torpedo passes through target, main control computer sends corresponding phase-shift value to phase shift treatment circuit, sends one group of program control pad value simultaneously, the envelope of signal waveform while producing torpedo by target by program control attenuator circuit.The phase-shift value of aimless passage is 0, and pad value is a fixed value.
Referring to Fig. 1, wherein set up the block diagram of torpedo electromagnetic fuze test macro, main control computer to system parameter setting, comprises the parameters such as sample rate, playback rate, phase-shift value, pad value by ethernet line, and DDS circuit receives setting speed parameter and produces and gathers and playback clock.Logic control circuit adopts CPLD to realize, and digital phase shift circuit adopts FPGA to realize.After the start of torpedo electromagnetic fuze transmits, receiving coil is converted to the electromagnetic signal receiving the signal of telecommunication and passes to modulate circuit, conditioning circuits for triggering will be sent into A/D circuit after signal amplitude conditioning, CPLD output gathers clock, A/D circuit starts to gather waveform and deposits data in memory, store clock is exported by CPLD, the playback clock of CPLD control simultaneously outputs on memory, memory adopts FIFO to realize, it is on FPGA that the data signal of memory output outputs to digital phase shift circuit, FPGA carries out phase shift according to the phase shifting parameter of setting to data signal and produces two ways of digital signals, and output to D/A circuit, the analog signal with setting phase place of D/A circuit output is received program control attenuator circuit, the two-way deamplification of output is delivered to horizontal transmitting coil and Vertical Launch coil, coil converts electrical signals to electromagnetic wave signal and is coupled in torpedo electromagnetic fuze system, torpedo electromagnetic fuze system judges whether to exist target after receiving signal processing.
Claims (2)
1. a torpedo electromagnetic fuze test macro, is characterized in that it comprises main control computer, communication processing circuit, logic control circuit, DDS circuit, A/D circuit, memory circuit, digital phase shift circuit, modulate circuit, D/A circuit, program control attenuator circuit, receiving coil, horizontal transmitting coil, Vertical Launch coil, described communication processing circuit is made up of ethernet interface circuit and single-chip microcomputer, main control computer is connected with communication processing circuit by Ethernet netting twine, logic control circuit respectively with communication processing circuit, DDS circuit interconnection, communication processing circuit is connected with digital phase shift circuit, receiving coil is connected with modulate circuit, modulate circuit is connected with A/D circuit, A/D circuit andlogic control circuit, memory circuit is connected, memory circuit is connected with digital phase shift circuit, digital phase shift circuit is connected with two-way D/A circuit, D/A circuit is connected with program control attenuator circuit, program control attenuator circuit is connected with horizontal transmitting coil and Vertical Launch coil.
2. a torpedo electromagnetic fuze method of testing, is characterized in that it comprises the following steps:
(1) setup control parameter on main control computer, comprise sample rate, playback rate, phase shift angle, amplitude fading etc., and being set to logic control circuit and digital phase shift circuit by communication processing circuit, logic control circuit control DDS circuit produces sampling clock and playback clock and outputs to logic control circuit;
(2) receiving coil receives the Electromagnetic Continuous ripple signal of torpedo electromagnetic fuze transmitting, and is converted into the signal of telecommunication, sends into modulate circuit;
(3) logic control circuit output gathers the clock of writing of clock and memory circuit, control A/D circuit and carry out data acquisition, and deposit image data in memory circuit, what logic control circuit was exported memory circuit simultaneously reads clock and D/A clock, and memory circuit output data are also sent into digital phase shift circuit together with D/A clock;
(4) data signal that digital phase shift circuit is exported memory according to setup parameter and playback clock carry out producing the two-way needing after phase shift is processed to be had the data signal of setting phase shift and delivers to D/A circuit, produces two-way analog signal output;
(5) analog output signal outputs to horizontal transmitting coil and Vertical Launch coil after program control attenuator circuit decay;
(6) horizontal transmitting coil and Vertical Launch coil convert electrical signals to electromagnetic wave signal and are coupled in torpedo electromagnetic fuze system;
(7) in the time that simulation torpedo passes through target, main control computer sends corresponding phase-shift value to phase shift treatment circuit, sends one group of program control pad value simultaneously, the envelope of signal waveform while producing torpedo by target by program control attenuator circuit.The phase-shift value of aimless passage is 0, and pad value is a fixed value.
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| CN105841558A (en) * | 2016-04-25 | 2016-08-10 | 中国人民解放军63908部队 | Performance testing instrument for guided ammunition electronic device |
| CN106154893A (en) * | 2015-03-30 | 2016-11-23 | 上海黄浦船用仪器有限公司 | A kind of parallel data high speed acquisition device and application |
| CN107677166A (en) * | 2017-11-22 | 2018-02-09 | 中国工程物理研究院电子工程研究所 | A kind of all-electronin contact fuze tester and its method of testing |
| CN108332623A (en) * | 2017-12-28 | 2018-07-27 | 中国船舶重工集团公司第七0研究所 | A kind of Multifunctional compound fuze intelligent detecting instrument |
| CN109633324A (en) * | 2018-12-24 | 2019-04-16 | 苏州烽燧电子有限公司 | Electronic fuse testboard control device |
| CN114593648A (en) * | 2022-03-18 | 2022-06-07 | 河北迥然科技有限公司 | Testing device for magnetic induction distance fuse |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106154893A (en) * | 2015-03-30 | 2016-11-23 | 上海黄浦船用仪器有限公司 | A kind of parallel data high speed acquisition device and application |
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| CN107677166A (en) * | 2017-11-22 | 2018-02-09 | 中国工程物理研究院电子工程研究所 | A kind of all-electronin contact fuze tester and its method of testing |
| CN107677166B (en) * | 2017-11-22 | 2023-09-12 | 中国工程物理研究院电子工程研究所 | Full-electronic trigger fuze tester and testing method thereof |
| CN108332623A (en) * | 2017-12-28 | 2018-07-27 | 中国船舶重工集团公司第七0研究所 | A kind of Multifunctional compound fuze intelligent detecting instrument |
| CN109633324A (en) * | 2018-12-24 | 2019-04-16 | 苏州烽燧电子有限公司 | Electronic fuse testboard control device |
| CN109633324B (en) * | 2018-12-24 | 2024-03-01 | 苏州烽燧电子有限公司 | Control device for electronic fuze test board |
| CN114593648A (en) * | 2022-03-18 | 2022-06-07 | 河北迥然科技有限公司 | Testing device for magnetic induction distance fuse |
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Application publication date: 20140528 |