CN105261179A - Passive wireless monitoring method for missile launching canister internal environment parameters - Google Patents
Passive wireless monitoring method for missile launching canister internal environment parameters Download PDFInfo
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Abstract
The invention discloses a passive wireless monitoring method for missile launching canister internal environment parameters. The passive wireless monitoring method comprises specific steps as follows: a passive wireless monitoring system for the missile launching canister internal environment parameters is established, an environment parameter master control terminal (1) modulates RF (radio frequency) excitation signals, an RF signal transceiver (2) outputs the RF excitation signals, a passive wireless pressure sensor (4) converts the RF excitation signals, a passive wireless temperature sensor (5) converts the RF excitation signals, a passive wireless humidity sensor (6) converts the RF excitation signals, and the environment parameter master control terminal (1) receives and processes RF echo signals, so that passive wireless monitoring of the missile launching canister internal environment parameters is finished. Field wiring in a missile launching canister storage bin can be reduced, operation of a worker can be simplified, and real-time, passive, wireless and automatic acquisition of the environment parameters such as the pressure, the temperature, the humidity and the like in a missile launching canister can be realized.
Description
Technical field
The present invention relates to a kind of environmental parameter monitoring method, particularly a kind of launch canister environment parameter passive and wireless monitoring method.
Background technology
At present, the monitoring of the environmental parameter such as MISSILE LAUNCHING cylinder pressure, temperature, humidity mainly adopts the measuring methods such as active wired sensor, active radio sensor, handheld reader-built-in sensors contact.Although conventional active wired sensor can use, at a distance when measuring at every turn, except will considering the supply of power supply, its on-the-spot wiring is numerous and diverse, when particularly using on naval vessels, easily cause working environment in storage internal weapon bays unordered in a jumble, there is potential safety hazard; Adopt the self-powered active radio sensor of battery, though can realize wireless measurement, monitoring distance is far away, but its work is subject to electromagnetic environment interference, battery life restriction, particularly under marine environment, need often to change battery, and there is problem of environmental pollution in the battery under changing; Handheld reader-built-in sensors contact measurement method, when image data, because in storage internal weapon bays, launch canister number is many, workload is large, sometimes even needs staff to climb low, cause collecting efficiency low, and the situation that leakage is adopted also happens occasionally, and easily causes the imperfect of data message, in addition, a large amount of Information Monitorings needs first to record aftertreatment, and real-time is very poor.Visible, existing monitoring means is difficult to the detection requirement effectively meeting launch canister environment parameter.
Summary of the invention
The object of the invention is to provide a kind of launch canister environment parameter passive and wireless monitoring method, and solving to exist when current active wired measuring system is measured at every turn needs to provide that power supply field wiring is numerous and diverse, active radio measuring system operational battery life is subject to working environment impact and there is the problem of battery pollution environment.
A kind of launch canister environment parameter passive and wireless monitoring method, its concrete steps are:
The first step builds launch canister environment parameter passive and wireless monitoring system
Launch canister environment parameter passive and wireless monitoring system, comprising: environmental parameter main control terminal, radio-frequency signal transceiver, radio-frequency receiving-transmitting antenna, passive and wireless pressure transducer, passive wireless temperature sensor, passive and wireless humidity sensor, communication bus and radio-frequency cable.Wherein, passive and wireless pressure transducer comprises: piezoelectric substrate A, signal transmitting and receiving antenna A, interdigital transducer A, pressure sensor A, reflecting grating A and acoustic absorbant A; Passive wireless temperature sensor comprises: piezoelectric substrate B, signal transmitting and receiving antenna B, interdigital transducer B, temperature sensing device B, reflecting grating B and acoustic absorbant B; Passive and wireless humidity sensor comprises: piezoelectric substrate C, signal transmitting and receiving antenna C, interdigital transducer C, humidity sensor C, reflecting grating C and acoustic absorbant C.Environmental parameter main control terminal is connected with radio-frequency signal transceiver by communication bus; Radio-frequency signal transceiver is connected with radio-frequency receiving-transmitting antenna by radio-frequency cable; Passive and wireless pressure transducer, passive wireless temperature sensor, passive and wireless humidity sensor are placed in launch canister the position needing to monitor.
Second step environmental parameter main control terminal modulated RF pumping signal
Environmental parameter main control terminal modulates the instruction of pressure radio-frequency pumping signal according to the frequency bandwidth of passive and wireless pressure sensor senses signal; Environmental parameter main control terminal modulates the instruction of temperature rf excitation signal according to the frequency bandwidth of passive wireless temperature sensor perceptual signal; Environmental parameter main control terminal modulates the instruction of humidity rf excitation signal according to the frequency bandwidth of passive and wireless humidity sensor perceptual signal.
3rd step radio-frequency signal transceiver exports rf excitation signal
The pressure radio-frequency pumping signal instruction modulated, the instruction of temperature rf excitation signal, the instruction of humidity rf excitation signal are sent to radio-frequency signal transceiver through communication bus by environmental parameter main control terminal successively; Radio-frequency signal transceiver produces pressure radio-frequency pumping signal, temperature rf excitation signal, the humidity rf excitation signal of corresponding frequencies then, and is sent to radio-frequency receiving-transmitting antenna successively by radio-frequency cable; Pressure radio-frequency pumping signal, temperature rf excitation signal, humidity rf excitation signal send by radio-frequency receiving-transmitting antenna more successively.
4th step passive and wireless pressure transducer converting radio-frequency pumping signal
The pressure radio-frequency pumping signal that passive and wireless pressure transducer is sent by signal transmitting and receiving antenna A received RF dual-mode antenna.The pressure radio-frequency pumping signal of the corresponding frequencies received is converted to the mechanical vibration wave propagated along piezoelectric substrate A surface by passive and wireless pressure transducer by interdigital transducer A, after pressure sensor A effect, change the signal characteristic of pressure radio-frequency pumping signal, be reflected back interdigital transducer A by reflecting grating A again and convert the rf echo signal carrying pressure parameter information in launch canister to, and sending through signal transmitting and receiving antenna A.
5th step passive wireless temperature sensor converting radio-frequency pumping signal
The temperature rf excitation signal that passive wireless temperature sensor is sent by signal transmitting and receiving antenna B received RF dual-mode antenna.The temperature rf excitation signal of the corresponding frequencies received is converted to the mechanical vibration wave propagated along piezoelectric substrate B surface by passive wireless temperature sensor by interdigital transducer B, after temperature sensing device B effect, change the signal characteristic of temperature rf excitation signal, be reflected back interdigital transducer B by reflecting grating B again and convert the rf echo signal carrying temperature parameter information in launch canister to, and sending through signal transmitting and receiving antenna B.
6th step passive and wireless humidity sensor converting radio-frequency pumping signal
The humidity rf excitation signal that passive and wireless humidity sensor is sent by signal transmitting and receiving antenna C received RF dual-mode antenna.The humidity rf excitation signal of the corresponding frequencies received is converted to the mechanical vibration wave propagated along piezoelectric substrate C surface by passive and wireless humidity sensor by interdigital transducer C, after humidity sensor C effect, change the signal characteristic of humidity rf excitation signal, be reflected back interdigital transducer C by reflecting grating C again and convert the rf echo signal carrying launch canister humidity parameter information to, and sending through signal transmitting and receiving antenna C.
7th step environmental parameter main control terminal received RF echoed signal
After the humidity rf echo signal that the temperature rf echo signal that the pressure radio-frequency echoed signal that signal transmitting and receiving antenna A sends, signal transmitting and receiving antenna B send, signal transmitting and receiving antenna C send is received successively by the radio-frequency receiving-transmitting antenna on radio-frequency signal transceiver, be transferred to radio-frequency signal transceiver successively by radio-frequency cable, and send to environmental parameter main control terminal successively by communication bus.
8th step environmental parameter main control terminal process rf echo signal
Environmental parameter main control terminal by receive successively pressure radio-frequency echoed signal, temperature rf echo signal, humidity rf echo signal is through frequency modulation process; The pressure information in launch canister is obtained according to the linear transformation relation between pressure radio-frequency echoed signal and pressure; The temperature information in launch canister is obtained according to the linear transformation relation between temperature rf echo signal and temperature; The humidity information in launch canister is obtained according to the linear transformation relation between humidity rf echo signal and humidity.Environmental parameter main control terminal is analyzed corresponding pressure, temperature and humidity ambient parameter information, record, is stored and display translation.
So far, the passive and wireless monitoring of launch canister environment parameter is completed.
Launch canister environment parameter passive and wireless monitoring method provided by the invention, field wiring in launch canister holding bay can be reduced, simplify operated by personnel, realize real-time, passive, the wireless automatic collecting of the environmental parameters such as MISSILE LAUNCHING cylinder pressure, temperature, humidity.
Accompanying drawing explanation
Launch canister environment parameter passive and wireless monitoring system schematic diagram described in a kind of launch canister environment of Fig. 1 parameter passive and wireless monitoring method;
Passive and wireless pressure transducer schematic diagram described in a kind of launch canister environment of Fig. 2 parameter passive and wireless monitoring method;
Passive wireless temperature sensor schematic diagram described in a kind of launch canister environment of Fig. 3 parameter passive and wireless monitoring method;
Passive and wireless humidity sensor schematic diagram described in a kind of launch canister environment of Fig. 4 parameter passive and wireless monitoring method.
1. environmental parameter main control terminal 2. radio-frequency signal transceiver 3. radio-frequency receiving-transmitting antenna 4. passive and wireless pressure transducer 5. passive wireless temperature sensor 6. passive and wireless humidity sensor 7. communication bus 8. radio-frequency cable 41. piezoelectric substrate A42. signal transmitting and receiving antenna A43. interdigital transducer A44. pressure sensor A45. reflecting grating A46. acoustic absorbant A51. piezoelectric substrate B52. signal transmitting and receiving antenna B53. interdigital transducer B54. temperature sensing device B55. reflecting grating B56. acoustic absorbant B61. piezoelectric substrate C62. signal transmitting and receiving antenna C63. interdigital transducer C64. humidity sensor C65. reflecting grating C66. acoustic absorbant C.
Embodiment
A kind of launch canister environment parameter passive and wireless monitoring method, its concrete steps are:
The first step builds launch canister environment parameter passive and wireless monitoring system
Launch canister environment parameter passive and wireless monitoring system, comprising: environmental parameter main control terminal 1, radio-frequency signal transceiver 2, radio-frequency receiving-transmitting antenna 3, passive and wireless pressure transducer 4, passive wireless temperature sensor 5, passive and wireless humidity sensor 6, communication bus 7 and radio-frequency cable 8.Wherein, passive and wireless pressure transducer 4 comprises: piezoelectric substrate A41, signal transmitting and receiving antenna A42, interdigital transducer A43, pressure sensor A44, reflecting grating A45 and acoustic absorbant A46; Passive wireless temperature sensor comprises 5: piezoelectric substrate B51, signal transmitting and receiving antenna B52, interdigital transducer B53, temperature sensing device B54, reflecting grating B55 and acoustic absorbant B56; Passive and wireless humidity sensor 6 comprises: piezoelectric substrate C61, signal transmitting and receiving antenna C62, interdigital transducer C63, humidity sensor C64, reflecting grating C65 and acoustic absorbant C66.Environmental parameter main control terminal 1 is connected with radio-frequency signal transceiver 2 by communication bus 7; Radio-frequency signal transceiver 2 is connected with radio-frequency receiving-transmitting antenna 3 by radio-frequency cable 8; Passive and wireless pressure transducer 4, passive wireless temperature sensor 5, passive and wireless humidity sensor 6 are placed in launch canister the position needing to monitor.
Second step environmental parameter main control terminal 1 modulated RF pumping signal
Environmental parameter main control terminal 1 modulates the instruction of pressure radio-frequency pumping signal according to the frequency bandwidth of passive and wireless pressure transducer 4 perceptual signal; Environmental parameter main control terminal 1 modulates the instruction of temperature rf excitation signal according to the frequency bandwidth of passive wireless temperature sensor 5 perceptual signal; According to passive and wireless humidity sensor sense 6, environmental parameter main control terminal 1 knows that the frequency bandwidth of signal modulates the instruction of humidity rf excitation signal.
3rd step radio-frequency signal transceiver 2 exports rf excitation signal
The pressure radio-frequency pumping signal instruction modulated, the instruction of temperature rf excitation signal, the instruction of humidity rf excitation signal are sent to radio-frequency signal transceiver 2 through communication bus 7 by environmental parameter main control terminal 1 successively; Radio-frequency signal transceiver 2 produces pressure radio-frequency pumping signal, temperature rf excitation signal, the humidity rf excitation signal of corresponding frequencies then, and is sent to radio-frequency receiving-transmitting antenna 3 successively by radio-frequency cable 8; Pressure radio-frequency pumping signal, temperature rf excitation signal, humidity rf excitation signal send by radio-frequency receiving-transmitting antenna 3 more successively.
4th step passive and wireless pressure transducer 4 converting radio-frequency pumping signal
The pressure radio-frequency pumping signal that passive and wireless pressure transducer 4 is sent by signal transmitting and receiving antenna A42 received RF dual-mode antenna 3.The pressure radio-frequency pumping signal of the corresponding frequencies received is converted to the mechanical vibration wave propagated along piezoelectric substrate A41 surface by passive and wireless pressure transducer 4 by interdigital transducer A43, after pressure sensor A44 effect, change the signal characteristic of pressure radio-frequency pumping signal, be reflected back interdigital transducer A43 by reflecting grating A45 again and convert the rf echo signal carrying pressure parameter information in launch canister to, and sending through signal transmitting and receiving antenna A42.
5th step passive wireless temperature sensor 5 converting radio-frequency pumping signal
The temperature rf excitation signal that passive wireless temperature sensor 5 is sent by signal transmitting and receiving antenna B52 received RF dual-mode antenna 3.The temperature rf excitation signal of the corresponding frequencies received is converted to the mechanical vibration wave propagated along piezoelectric substrate B51 surface by passive wireless temperature sensor 5 by interdigital transducer B53, after temperature sensing device B54 effect, change the signal characteristic of temperature rf excitation signal, be reflected back interdigital transducer B53 by reflecting grating B55 again and convert the rf echo signal carrying temperature parameter information in launch canister to, and sending through signal transmitting and receiving antenna B52.
6th step passive and wireless humidity sensor 6 converting radio-frequency pumping signal
The humidity rf excitation signal that passive and wireless humidity sensor 6 is sent by signal transmitting and receiving antenna C62 received RF dual-mode antenna 3.The humidity rf excitation signal of the corresponding frequencies received is converted to the mechanical vibration wave propagated along piezoelectric substrate C61 surface by passive and wireless humidity sensor 6 by interdigital transducer C63, after humidity sensor C64 effect, change the signal characteristic of humidity rf excitation signal, be reflected back interdigital transducer C63 by reflecting grating C65 again and convert the rf echo signal carrying launch canister humidity parameter information to, and sending through signal transmitting and receiving antenna C62.
7th step environmental parameter main control terminal 1 received RF echoed signal
After the humidity rf echo signal that the temperature rf echo signal that the pressure radio-frequency echoed signal that signal transmitting and receiving antenna A42 sends, signal transmitting and receiving antenna B52 send, signal transmitting and receiving antenna C62 send is received successively by the radio-frequency receiving-transmitting antenna 3 on radio-frequency signal transceiver 2, be transferred to radio-frequency signal transceiver 2 successively by radio-frequency cable 8, and send to environmental parameter main control terminal 1 successively by communication bus 7.
8th step environmental parameter main control terminal 1 processes rf echo signal
Environmental parameter main control terminal 1 by receive successively pressure radio-frequency echoed signal, temperature rf echo signal, humidity rf echo signal is through frequency modulation process; The pressure information in launch canister is obtained according to the linear transformation relation between pressure radio-frequency echoed signal and pressure; The temperature information in launch canister is obtained according to the linear transformation relation between temperature rf echo signal and temperature; The humidity information in launch canister is obtained according to the linear transformation relation between humidity rf echo signal and humidity.Environmental parameter main control terminal 1 is analyzed corresponding pressure, temperature and humidity ambient parameter information, record, is stored and display translation.
So far, the passive and wireless monitoring of launch canister environment parameter is completed.
Claims (1)
1. a launch canister environment parameter passive and wireless monitoring method, is characterized in that concrete steps are:
The first step builds launch canister environment parameter passive and wireless monitoring system
Launch canister environment parameter passive and wireless monitoring system, comprising: environmental parameter main control terminal (1), radio-frequency signal transceiver (2), radio-frequency receiving-transmitting antenna (3), passive and wireless pressure transducer (4), passive wireless temperature sensor (5), passive and wireless humidity sensor (6), communication bus (7) and radio-frequency cable (8); Wherein, passive and wireless pressure transducer (4) comprising: piezoelectric substrate A(41), signal transmitting and receiving antenna A(42), interdigital transducer A(43), pressure sensor A(44), reflecting grating A(45) and acoustic absorbant A(46); Passive wireless temperature sensor comprises (5): piezoelectric substrate B(51), signal transmitting and receiving antenna B(52), interdigital transducer B(53), temperature sensing device B(54), reflecting grating B(55) and acoustic absorbant B(56); Passive and wireless humidity sensor (6) comprising: piezoelectric substrate C(61), signal transmitting and receiving antenna C(62), interdigital transducer C(63), humidity sensor C(64), reflecting grating C(65) and acoustic absorbant C(66); Environmental parameter main control terminal (1) is connected with radio-frequency signal transceiver (2) by communication bus (7); Radio-frequency signal transceiver (2) is connected with radio-frequency receiving-transmitting antenna (3) by radio-frequency cable (8); Passive and wireless pressure transducer (4), passive wireless temperature sensor (5) and passive and wireless humidity sensor (6) are placed in launch canister the position needing to monitor;
Second step environmental parameter main control terminal (1) modulated RF pumping signal
Environmental parameter main control terminal (1) modulates the instruction of pressure radio-frequency pumping signal according to the frequency bandwidth of passive and wireless pressure transducer (4) perceptual signal; Environmental parameter main control terminal (1) modulates the instruction of temperature rf excitation signal according to the frequency bandwidth of passive wireless temperature sensor (5) perceptual signal; According to passive and wireless humidity sensor sense (6), environmental parameter main control terminal (1) knows that the frequency bandwidth of signal modulates the instruction of humidity rf excitation signal;
3rd step radio-frequency signal transceiver (2) exports rf excitation signal
The pressure radio-frequency pumping signal instruction modulated, the instruction of temperature rf excitation signal, the instruction of humidity rf excitation signal are sent to radio-frequency signal transceiver (2) through communication bus (7) by environmental parameter main control terminal (1) successively; Radio-frequency signal transceiver (2) produces the pressure radio-frequency pumping signal of corresponding frequencies, temperature rf excitation signal and humidity rf excitation signal then, and is sent to radio-frequency receiving-transmitting antenna (3) successively by radio-frequency cable (8); Pressure radio-frequency pumping signal, temperature rf excitation signal and humidity rf excitation signal send by radio-frequency receiving-transmitting antenna (3) more successively;
4th step passive and wireless pressure transducer (4) converting radio-frequency pumping signal
Passive and wireless pressure transducer (4) is by signal transmitting and receiving antenna A(42) the pressure radio-frequency pumping signal that sends of received RF dual-mode antenna (3); Passive and wireless pressure transducer (4) by the pressure radio-frequency pumping signal of the corresponding frequencies received by interdigital transducer A(43) convert to along piezoelectric substrate A(41) and surface propagate mechanical vibration wave, through pressure sensor A(44) effect after, change the signal characteristic of pressure radio-frequency pumping signal, again by reflecting grating A(45) be reflected back interdigital transducer A(43) and convert the rf echo signal carrying pressure parameter information in launch canister to, and through signal transmitting and receiving antenna A(42) send;
5th step passive wireless temperature sensor (5) converting radio-frequency pumping signal
Passive wireless temperature sensor (5) is by signal transmitting and receiving antenna B(52) the temperature rf excitation signal that sends of received RF dual-mode antenna (3); Passive wireless temperature sensor (5) by the temperature rf excitation signal of the corresponding frequencies received by interdigital transducer B(53) convert to along piezoelectric substrate B(51) and surface propagate mechanical vibration wave, through temperature sensing device B(54) effect after, change the signal characteristic of temperature rf excitation signal, again by reflecting grating B(55) be reflected back interdigital transducer B(53) and convert the rf echo signal carrying temperature parameter information in launch canister to, and through signal transmitting and receiving antenna B(52) send;
6th step passive and wireless humidity sensor (6) converting radio-frequency pumping signal
Passive and wireless humidity sensor (6) is by signal transmitting and receiving antenna C(62) the humidity rf excitation signal that sends of received RF dual-mode antenna (3); Passive and wireless humidity sensor (6) by the humidity rf excitation signal of the corresponding frequencies received by interdigital transducer C(63) convert to along piezoelectric substrate C(61) and surface propagate mechanical vibration wave, through humidity sensor C(64) effect after, change the signal characteristic of humidity rf excitation signal, again by reflecting grating C(65) be reflected back interdigital transducer C(63) and convert the rf echo signal carrying launch canister humidity parameter information to, and through signal transmitting and receiving antenna C(62) send;
7th step environmental parameter main control terminal (1) received RF echoed signal
Signal transmitting and receiving antenna A(42) the pressure radio-frequency echoed signal, the signal transmitting and receiving antenna B(52 that send) the temperature rf echo signal that sends and signal transmitting and receiving antenna C(62) after the humidity rf echo signal that sends received successively by the radio-frequency receiving-transmitting antenna (3) on radio-frequency signal transceiver (2), be transferred to radio-frequency signal transceiver (2) successively by radio-frequency cable (8), and send to environmental parameter main control terminal (1) successively by communication bus (7);
8th step environmental parameter main control terminal (1) process rf echo signal
Environmental parameter main control terminal (1) by the pressure radio-frequency echoed signal, temperature rf echo signal and the humidity rf echo signal that receive successively through frequency modulation process; The pressure information in launch canister is obtained according to the linear transformation relation between pressure radio-frequency echoed signal and pressure; The temperature information in launch canister is obtained according to the linear transformation relation between temperature rf echo signal and temperature; The humidity information in launch canister is obtained according to the linear transformation relation between humidity rf echo signal and humidity; Environmental parameter main control terminal (1) is analyzed corresponding pressure, temperature and humidity ambient parameter information, record, is stored and display translation;
So far, the passive and wireless monitoring of launch canister environment parameter is completed.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108988817A (en) * | 2018-08-30 | 2018-12-11 | 北京机械设备研究所 | A kind of multi-environment parameter passive and wireless reading device and method |
| CN110906985A (en) * | 2019-12-05 | 2020-03-24 | 江西洪都航空工业集团有限责任公司 | Missile health monitoring system and method |
| CN114485264A (en) * | 2022-04-19 | 2022-05-13 | 四川赛狄信息技术股份公司 | Ignition control method and system for barrel-mounted missile launching |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110906985A (en) * | 2019-12-05 | 2020-03-24 | 江西洪都航空工业集团有限责任公司 | Missile health monitoring system and method |
| CN114485264A (en) * | 2022-04-19 | 2022-05-13 | 四川赛狄信息技术股份公司 | Ignition control method and system for barrel-mounted missile launching |
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