Page 26 - AAA NOV / DEC 2024 Digital Magazine | GBP
P. 26

They Crawl Through the              Cobra, which sounds like some-
        Insides of an Engine                thing from a superhero movie,
                                            but is actually a long, thin,
        Another engine maker Rolls-         remote-controlled robot with
        Royce has teamed up with            augmented reality and repair
        academics of Harvard University     capabilities,” a Rolls-Royce offi-
        and Nottingham University to        cial said.
        demonstrate potential future tech-
        nology of collaborative ‘swarm’     “As the robot moves through the
        robots that crawl through the       engine it gives our engineers,
        insides of an engine.               who are equipped with a virtual
                                            reality headset, a snake’s eye
        Removing an engine from a           view of what it is seeing through
        plane to repair it is expensive and   a VR platform. The engineer
        time-consuming so manufactur-       is completely immersed in           to the component with suc-
        ers such as Rolls-Royce prefer to   what the snake is seeing,” he       tion cups. Specially developed
        conduct ‘on-wing’ inspection and    explained.                          software allows the robot to
        repairs where possible.                                                 process 1,000 x 1,000- millimeter
                                            Leading MRO company Lufthansa  surfaces. Even thick composite
        Each robot measures around          Technik AG has not only devel-      structures such as wing connec-
        10mm in diameter which would        oped a stationary robot for the     tion areas pose no problem. For
        be deposited in the centre of       intricate inspection and lasting    the repair, the robot scans the
        an engine via a ‘snake’ robot       repair, but also have put a mobile   damage, identifies the surface
        and would then perform a visual     solution successfully into oper-    and calculates both the shape
        inspection of hard-to-reach areas   ation. With the help of the new     of the scarf joint and the mill-
        by crawling through the engine.     robot, mobile service teams can     ing path before cutting out the
        These robots would carry small      detect and repair large, damaged    damaged material. Afterwards,
        cameras that provide a live video   areas on the wings and the fuse-    the repair layers are cut to size
        feed back to the operator allowing   lage of an aircraft – on site and   and inserted into the 3D scarfed
        them to complete a rapid visual     even upside down.                   surface created by the robot.
        inspection of the engine with-                                          The newly inserted part is then
        out having to remove it from the    “The mobile robot can easily        manually bonded to the fuse-
        aircraft.                           recognize free-form 3D surfaces.    lage and cured. The procedure
                                            To make a scarf joint, it is placed   enhances the bonding strength
        “We call our snake robots           on a positioning device attached    and offers reproducible repairs,”
                                                                                said Henrik Schmutzler Innovation
                                                                                Engineer for composite repairs.


                                                                                The global artificial intelligence in
                                                                                robotics market size is anticipated
                                                                                to reach USD 124.77 billion by
                                                                                2030 and is anticipated to expand
                                                                                at a CAGR of 38.5 per cent from
                                                                                2024 to 2030, according to a new
                                                                                report by Grand View Research,
                                                                                Inc.

                                                                                The advantage of these technol-
                                                                                ogies is that inspection can be
                                                                                performed remotely wherever
                                                                                robots such as Sensiworm and
                                                                                Cobra are available. So, there
                                                                                is no need to physically send an

                                                                                engineer to the site.
        26 | NOVEMBER - DECEMBER 2024                                                        WWW.GBP.COM.SG/AAA
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