Search for dissertations about: "Deployable structure"

Found 4 swedish dissertations containing the words Deployable structure.

2. 1. Numerical and Experimental Studies of Deployment Dynamics of Space Webs and CubeSat Booms

   Author : Huina Mao; Gunnar Tibert; Arne Nordmark; Anders Eriksson; Keith Seffen; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Deployable structure; Space web; Centrifugal force deployment; Deployable boom; Bi-stable tape spring; Fiber-reinforced composite; Viscoelasticity; Aerospace Engineering; Flyg- och rymdteknik;

   Abstract : In this thesis, experiments and simulations are performed to study the deployment dynamics of space webs and space booms, focusing on the deployment and stabilization phases of the space web and the behavior of the bi-stable tape spring booms after long-term stowage.The space web, Suaineadh, was launched onboard the sounding rocket REXUS-12 from the Swedish launch base Esrange in Kiruna on 19 March 2012. READ MORE

4. 2. Reliable RFID Communication and Positioning System for Industrial IoT

   Author : Chuanying Zhai; Hannu Tenhunen; Zhuo Zou; Jari Nurmi; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; 2.4-GHz UWB hybrid positioning; industrial IoT; MF-TDMA; QoS; reliable communication; RFID; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : The Internet of Things (IoT) has the vision to interconnect everything of the physical world and the virtual world. Advanced automated and adaptive connectivity of objects, systems, and services is expected to be achieved under the IoT context, especially in the industrial environment. Industry 4. READ MORE

5. 3. An Algorithmic Framework for Intelligent Concrete Structural Defects Detection and Classification

   Author : Ali Mirzazade; Björn Täljsten; Cosmin Popescu; Thomas Blanksvärd; Diogo Rodrigo Ferreira Ribeiro; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Civil Engineering Structures; defect detection; Structural Health Assessment; Bridge Inspection; Computer Vision; Point-Cloud Generation; Severity Assessment; Machine Learning Regression; Bridge 3D Modeling; Unmanned Inspections; Byggkonstruktion; Structural Engineering;

   Abstract : The primary objective of inspecting concrete civil structures is to gather information concerning the deterioration of concrete elements, including issues like concrete cover cracking, delamination, or corrosion. Typically, this data is documented through field inspection notes, hand-drawn sketches, and photographs. READ MORE

6. 4. Autonomous bridge inspection based on a generated digital model

   Author : Ali Mirzazade; Björn Täljsten; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Byggkonstruktion; Structural Engineering;

   Abstract : Railway owners manage geographically dispersed networks comprising major elements of ageing infrastructure that are very susceptible to natural hazards. Consequently, transport agencies must address maintenance issues to guarantee serviceability and safety. READ MORE