Embedded health monitoring system for active and passive structure of aeroplane
A health monitoring system, an active and passive technology, applied in the testing of machines/structural components, measuring devices, impact testing, etc., can solve problems such as inconvenient use for users, huge equipment, complicated connection relationships, etc., and achieve convenient aircraft maintenance Personnel, increased monitoring area, and good scalability
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[0054] Such as figure 1 As shown, this embodiment is an embedded aircraft active and passive structure health monitoring system based on PC / 104-plus architecture, including a software module, a system power supply module, a controller module, a high-speed memory module, a sensor signal acquisition module, a signal Amplifying module, acoustic emission triggering module, channel switching module, digital management module, excitation signal output module, power amplifying module, state control indicating module, signal switching module.
[0055] Such as figure 2 As shown, the whole system accepts external DC 18-32V power supply, and the system power supply module converts the external power supply into the power supply required by each module in the system except the power amplifier module through DC / DC, including +5V / 10A, - 5V / 2A, +12V / 1A, -12V / 0.3A, this part of the power supply is provided to the controller module, and then the controller module sends the power to each modu...
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