The detecting means (1) comprise measuring means (2) adapted to measure and provide at least one raw data corresponding to an aircraft parameter, computing means (3) adapted to estimate at least one derivative of said raw data, and detecting means (4) adapted to detect a failure with the aid of said derivative, said computing means (3) being adapted to estimate said derivative by differentiation.

The detecting means (1) comprise measuring means (2) adapted to measure and provide at least one raw data corresponding to an aircraft parameter, computing means (3) adapted to estimate at least one derivative of said raw data, and detecting means (4) adapted to detect a failure with the aid of said derivative, said computing means (3) being adapted to estimate said derivative by differentiation.

A distributed sensor module system comprises a plurality of sensor modules configured to be aerially deployable from a deployment device, the deployment device including an unmanned aerial vehicle (UAV) or an aeronautically deployable unitized container, the plurality of sensor modules configured to communicate with each other. A first sensor module comprises a first sensor configured to obtain first sensor information from a first environment proximate to the first sensor, a processor coupled to the first sensor, the processor configured to process the first sensor information to obtain locally processed first sensor information, and a communication transceiver coupled to the processor, the communication transceiver configured to communicate the locally processed first sensor information to a second sensor module, the first sensor module and the second sensor module configured to be aerially deployable.

A distributed sensor module system comprises a plurality of sensor modules configured to be aerially deployable from a deployment device, the deployment device including an unmanned aerial vehicle (UAV) or an aeronautically deployable unitized container, the plurality of sensor modules configured to communicate with each other. A first sensor module comprises a first sensor configured to obtain first sensor information from a first environment proximate to the first sensor, a processor coupled to the first sensor, the processor configured to process the first sensor information to obtain locally processed first sensor information, and a communication transceiver coupled to the processor, the communication transceiver configured to communicate the locally processed first sensor information to a second sensor module, the first sensor module and the second sensor module configured to be aerially deployable.

A fixture is provided for securing an annular drone module to a test stand. The fixture includes a rear outside annulus, a front inside annulus, a plurality of tabs, and a plurality of flanges. The rear outside annulus extend radially to an outer rim and longitudinally from an aft surface and a lip surface. The front inside annulus extends radially to a mezzanine rim and longitudinally from the lip surface to a fore surface. The tabs extending radially from the mezzanine rim on the front inside annulus. The plurality of flanges extending from the outer rim on the rear outside annulus. The drone module is disposed facing the lip surface between the tabs and the mezzanine rim by first mechanical fasteners, and the flanges mount to the test stand by second mechanical fasteners, such as screws. The fixture can be a unitary construction and be composed of thermoset plastic.

A fixture is provided for securing an annular drone module to a test stand. The fixture includes a rear outside annulus, a front inside annulus, a plurality of tabs, and a plurality of flanges. The rear outside annulus extend radially to an outer rim and longitudinally from an aft surface and a lip surface. The front inside annulus extends radially to a mezzanine rim and longitudinally from the lip surface to a fore surface. The tabs extending radially from the mezzanine rim on the front inside annulus. The plurality of flanges extending from the outer rim on the rear outside annulus. The drone module is disposed facing the lip surface between the tabs and the mezzanine rim by first mechanical fasteners, and the flanges mount to the test stand by second mechanical fasteners, such as screws. The fixture can be a unitary construction and be composed of thermoset plastic.

A method includes receiving a sampled input, the sampled input being a result of a detection device sensing a plurality of environmental conditions by an air cycle machine; processing the sampled input to detect whether the plurality of environmental conditions includes a deviation from an expected operation of the air cycle machine; and generating a notification output in response to the plurality of environmental conditions including the deviation from the expected operation of the air cycle machine.

A method includes receiving a sampled input, the sampled input being a result of a detection device sensing a plurality of environmental conditions by an air cycle machine; processing the sampled input to detect whether the plurality of environmental conditions includes a deviation from an expected operation of the air cycle machine; and generating a notification output in response to the plurality of environmental conditions including the deviation from the expected operation of the air cycle machine.

The invention discloses an automatic assembly equipment of door check comprising an L-shaped component semi-finished product assembly device and a finished product assembly device; the L-shaped component semi-finished product assembly device comprises a first material feeding device, a first riveting device, a first flipping device and a first large turntable, wherein the first material feeding device, the first pressing riveting device and the first flipping device are connected by the first large turntable; the finished product assembly device comprises a second material feeding device, a second riveting device, two turning devices, a material exporting device and a second turntable, wherein the second material feeding device, the second riveting device, the second flipping device and the material exporting device are arranged in turn around the second large turntable. The automatic assembly equipment for door check of this present invention is used for automatically assembling the door check.

The invention discloses an automatic assembly equipment of door check comprising an L-shaped component semi-finished product assembly device and a finished product assembly device; the L-shaped component semi-finished product assembly device comprises a first material feeding device, a first riveting device, a first flipping device and a first large turntable, wherein the first material feeding device, the first pressing riveting device and the first flipping device are connected by the first large turntable; the finished product assembly device comprises a second material feeding device, a second riveting device, two turning devices, a material exporting device and a second turntable, wherein the second material feeding device, the second riveting device, the second flipping device and the material exporting device are arranged in turn around the second large turntable. The automatic assembly equipment for door check of this present invention is used for automatically assembling the door check.