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Shuaihe Zhao, Yuanqing Xia, Liqun Ma and Hongjiu Yang
The quadrotor Unmanned Aerial Vehicle (UAV) belongs to an open-loop unstable nonlinear system, which also has the characteristics of underdrive, strong coupling and external disturbance. In the height control of quadrotor UAVs, the traditional sliding mo...
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Pavel N. Kazanskii
The complex unsteady flow in cavities leads to the formation of large-scale disturbances in the shear layer. Natural closed-loop mechanisms provoke a dramatic increase in pressure pulsations and aerodynamic noise. This paper presents the experimental stu...
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Samia Hamdane, Luis Carlos Carvalho Pires, Pedro Dinho Silva and Pedro Dinis Gaspar
The thermal performance and environmental impact of agricultural greenhouses (GH) connected to earth-to-air heat exchanger (EAHE) systems depend on the ambient temperature, soil temperature, EAHE system, and greenhouse specifications. The impact of an EA...
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Magdalena Pichlak and Adam R. Szromek
The socio-economic transformations taking place nowadays bring about the necessity to transform the currently dominating linear paradigm of economic growth. The basis for such a transformation is, first of all, the implementation of sustainable systems o...
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Fredrik Fogh Sørensen, Malte von Benzon, Jesper Liniger and Simon Pedersen
Offshore pipelines and structures require regular marine growth removal and inspection to ensure structural integrity. These operations are typically carried out by Remotely Operated Vehicles (ROVs) and demand reliable and accurate feedback signals for o...
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