ABSTRACT
This article takes advantage of the industry-level drone remote sensing mapping system to carry out three-dimensional modeling and intelligent trajectory planning of the crane, which is an innovative move. Prior to this, most of the drone remote sensing mapping system were used in construction, electricity, agriculture and other fields. Industry-level drone tilt photography technology through ultra -low altitude tilting photography, at the same time, through the three-dimensional solution of drone navigation films and its corresponding POS information, obtain the complete and accurate information of the ground target to achieve fully automated three-dimensional modeling. The three-dimensional model established by the UAV is the basis for crane autonomous inspection and trajectory planning. Furthermore, special locations, such as limited locations, can be observed more intuitively on the basis of the three-dimensional model, and fine-tuned trajectory planning inspection can be carried out on key locations. Intelligent algorithms such as deep learning and artificial neural network in relevant software are used to measure and locate suspected structural defects. Finally, the test results on a typical crane show that the method can effectively improve the inspection efficiency and intelligence.
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Index Terms
- Research and application of defect detection in crane based on industry-level drone three-dimensional modeling and autonomous trajectory planning technology
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