Browsing by Author "Jayaweera, ND"

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  • Biomimetic flexible robot arm design and kinematic analysis of a novel flexible robot arm 
    Deashapriya, KP; Sampath, PAG; Wijekoon, WMSB; Jayaweera, ND; Kulasekera, AL [Conference-Full-text]
    Conventional robot manipulators have singularities in their workspaces and constrained spatial movements. Flexible and soft robots provide a unique solution to overcome this limitation. Flexible robot arms have biologically ...
  • Design and characterization of a 3d printed wave spring for use in a flexible robotic arm 
    Gunarathna, CH; Ranasinghe, AD; Piyumal, NA; Kulasekera, AL; Jayaweera, ND [Conference-Full-text]
    This paper proposes the use of wave springs as structural segments for soft, flexible robotic arms. Conventional robotic arms are limited in their use within confined spaces due to the lack of maneuverability and safety. ...
  • Design and development of a novel fixturing solution for handling complex shaped components 
    Dharmathilaka, SPIE; Devasurendra, SN; Chathuranga, PK; Kulasekera, AL; Jayaweera, ND [Conference-Extended-Abstract]
    Fixturing is one of the key subprocesses used in many industries such as aerospace, automobile and marine engineering. Most existing fixturing systems use pin-type end effectors which apply concentrated loads (See Fig. 1. ...
  • Design and development of a novel re-configurable fixturing system 
    Jayaweera, ND; Subasinghe, LU; Gajanayaka, HGAR [Technical paper]
    Modem aerospace industry is continuously seeking new technologies due to potential increase in demand for new aircrafts which are to be produced on a single production line while reducing model changeover time and improving ...
  • Design and Development of Flexible Fixturing System for Handling Irregular Shaped Components 
    Rukshan, KHI; Chaminie, WAN; Madushan, MD; Jayaweera, ND [Conference-Full-text]
    Manufacturing industry is a rapid developing area and requires new technologies and concepts to increase the profit margin through high production rate and high quality. To have a sufficient and higher production rate ...
  • Design and experimental characterization of a soft bending actuator for morphing aerofoils 
    De Silva, K; Maduranga, S; Chamika, V; De Silva, L; Kulasekera, AL; Samaraweera, N; Jayaweera, ND [Conference-Full-text]
    This paper presents the design, simulation, and experimental validation of a vacuum-driven, soft-bending actuator for morphing wing development for small fixed-wing unmanned aerial vehicles (UAVs). The actuator uses an ...
  • Development of a best-fit algorithm for feature based assembly 
    Jayaweera, ND; Herath, HMRA; Madushanka, PAP; Sampath, HPC; Jayamaha, JHAS [Conference-Abstract]
    Traditionally, domestic water pump assembly is often carried out manually using dedicated fixed systems. These are inflexible, have long manufacturing lead time and can lead to capital bottlenecks. One way of introducing ...
  • Development of an electric drive system for conventional automobiles 
    Randeny, V; Herath, A; Jayaweera, ND; De Silva, S [Conference-Abstract]
    Numerous studies have been conducted motor driven vehicles powered by different energy sources. Solar energy,fuel cells and super
  • Development of an electric hybrid vehicle using a super capacitor and a battery unit 
    Gunarathna, WMCE; Priyasad, AKPDM; Ramanayake, RKCM; Jayaweera, ND; De Silva, CMSP [Conference-Abstract]
    There are more concerns over the environment due to global warming and the effects of using non-renewable energy sources, these concerns have paved the way to the development of vehicles using alternative energy sources ...
  • Fault detection and diagnosis of automobiles without obd systems 
    Subasinghe, LU; Mendis, KTD; Chandima, PKT; Jayaweera, ND; De Silva, S [Conference-Abstract]
    Early fault diagnosis for automobile engines is very important to ensure reliable operation of the engine. Most of e faults in an automobile engine cannot be detected externally. Detecting faults and its’ location, without ...
  • An improved fixturing solution for holding complex shaped components 
    Balasuriya, BMSCB; Bhanuka, HWP; Sampath, HLR; Kulasekera, AL; Jayaweera, ND [Conference-Full-text]
    Manufacturing industry faces several challenges when manufacturing complex shaped components. One such challenge is holding complex shaped components. For such instances, various dedicated fixturing methods are used, ...
  • A Novel fixturing system for complex shaped components 
    Posindu, BA; Janaka, EB; Kasun, DT; Seekkuarachchi, PS; Kulasekera, AL; Jayaweera, ND [Conference-Abstract]
    Many components used in the aerospace industry are complex shaped components, without symmetric axes and parallel surfaces. During fabrication and repair, these components require fixing for processes such as drilling, ...
  • Re-configurable supporting structures for aircraft industry 
    Pihillegedara, T; Udyanga, N; Sampath, R; Jayaweera, ND; Subasinghe, L [Article-Abstract]
    Aircraft industry is continuously seeking new technologies due to the competitive market and high demand. During maintenance and manufacturing practices, dedicated supporting structures are used to handle large parts of ...