Browsing UoM Conferences by Title

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  • Design and evaluation of a capacitive sensor for real time monitoring of gravimetric moisture content in soil 
    Pieris, TPD; Chathuranga, KVDS [Conference-Full-text]
    Soil moisture content measurements are required widely in the fields of lawn maintenance, irrigation systems of farming, soil processing in civil engineering etc. The paper presents a novel two terminal sensor for real-time ...
  • 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 ...
  • Design and fabrication of a spiral classifier for off-shore sand washing 
    Udawatte, NBB; Siriwardene, HP; Samaratunga, SPND; Udayanga, WAC; Rupasinghe, SN; Theeparuban, B; Fernando, WLW [Conference-Full-text]
    The rapid growth of construction industry has created a significant demand for sand. Consequently, it has increased the exploitation rate of river sand giving rise to adverse environmental impacts. Therefore, the tendency ...
  • Design and fabrication of an automatic tension monitoring and regulation system for needle thread 
    Randima, LML; Sandaranga, DMBC; Jayawardana, TSS; Fernando, EASK [Conference-Abstract]
    A matched needle and bobbin thread tensions is a major requirement of a seam and also to the quality of garment. This paper describes an attempt on the development of an automated needle thread tension regulating system ...
  • Design and fabrication of cable bolt for excavation in a fractured rock 
    Dhanawardana, YLC; Siriwardana, HDPM; Henderson, SH; Kumara, HMCP; Indika, KAS; Dharmaratne, PGR; Welideniya, HS; Rohitha, LPS [Conference-Abstract]
    In fractured rock masses, large excavations have an unsupported stand-up times Jess than the minimum time required to support the roof after the excavation. Therefore, the principal objective in the design of a support ...
  • Design and fabrication of cable bolt for excavation in a fractured rock 
    Dhanawardana, YLC; Siriwardana, HDPM; Henderson, SH; Kumara, HMCP; Indika, KAS; Dharmaratne, PGR; Welideniya, HS; Rohitha, LPS [Conference-Full-text]
    In fractured rock masses, large excavations have an unsupported stand-up times less than the minimum time required to support the roof after the excavation. Therefore, the principal objective in the design of a support ...
  • Design and fabrication of cable bolt for excavation in a fractured rock 
    Dhanawardana, YLC; Siriwardana, HDPM; Henderson, SH; Kumara, HMCP; Indika, KAS; Dharmaratne, PGR; Welideniya, HS; Rohitha, LPS [Conference-Extended-Abstract]
    Most often in fractured rock masses, large excavations have an unsupported stand-up times less than the minimum time required to support the roof after the excavation. During past few years a wide variety of dowels and ...
  • Design and fabrication of hydrocyclones using Krebs mathematical model 
    Hettiarachchi, RNDS; Liyanaarachchi, KR; Lokubalasooriya, LBAM; Merza, AAMIMA; Thinesh, S; Femando, WLW [Conference-Full-text]
    Hydrocyclone is one of the most important devices used in mineral processing industry. It is a continuously operating classifying device that utilizes centrifugal, gravitational and inertial forces to classify particles. ...
  • Design and fabrication of split Hopkinson pressure bar apparatus to investigate high strain rate mechanical behavior of low carbon steel 
    Edirisinghe, DJ; Nidushan, ND; Abeygunawardana, AAGA [Conference-Abstract]
    This work consists of designing and fabricating of compression split Hopkinson pressure bar (SHPB) apparatus to investigate the high strain rate stress-strain behavior of low carbon steel at strain rates of 217.686 s-1, ...
  • Design and Implementation of a Laboratory-scale Microgrid 
    Muthugala, VV; Pathirana, NPDS; Nanayakkara, WHKP; Nanayakkara, NPDCD; Hemapala, KTMU [Conference-Abstract]
    This paper deals with the implementation of a single phase laboratory scale micro grid (MG) including a control system based on emulated energy resources and loads which permits the experimentation of various scenarios. ...
  • Design and implementation of a robot hand for service purposes 
    Pathirana, MGK; Perara, KTK; Sirithunge, HPC; Srimal4, PHDAS; Jayasekara, AGBP [Conference-Abstract]
    The paper focuses on designing and implementation of an interactive robotic arm for pick and place and service applications. The robot is expected to have image processing and voice recognition capability. Therefore ...
  • Design and implementation of an automated load scheduling and monitoring system 
    Liyanage, BLCB; Tharushika, GHAS; Liyanage, KLSV; Porambage, MD; Abeygunawardane, SK; Wijesiriwardana, R [Conference-Abstract]
    An automated load scheduling and monitoring system is implemented by using smart sockets, a central control unit, and a user interface. This system can perform real-time power monitoring and appliance scheduling tasks ...
  • Design and implementation of an inverted pendulum controller to be used as a lab trainer and a teaching tool 
    Mohamed, MLH; Malithi, GMS; Mudunkotuwa, SRH; Mannapperuma, MMAD; Abeykoon, AMHS [Conference-Extended-Abstract]
    The inverted Pendulum is one of the most challenging and important classical problems of Control Engineering. This paper presents a solution to this inherently unstable problem. With the pendulum being mounted on a cart ...
  • Design and implementation of high-power- factor dimmable fluorescent lamp ballast circuit 
    Ratnayake, KMUS; Priyankara, WDS; Premachandra, WAD; Rajapakshe, RPRH; Wickramarachchi, N [Conference-Extended-Abstract]
    Lighting is an essential element of home and work environment that affects lives of people in many different ways. In Sri Lanka, people spend significant amount of their electric hills on lighting. As one of the widely ...
  • Design and optimization of a mems based piezoresistive pressure sensor for flash flood level measurement 
    Priyadarshana, TGP; Wijethunge, HMDP; Jayasekara, BCCP; Amarasinghe, YWR [Conference-Full-text]
    This paper is focused on designing and optimization of a Micro Electro Mechanical System (MEMS) based piezoresistive type pressure sensor to enhance the sensitivity by optimally utilizing the maximum available Silicon wafer ...
  • Design and Optimization of a MEMS Based Piezoresistive Pressure Sensor for Hash Flood Level Measurement. 
    Priyadarshana, TGP; Wijethunge, HMDP; Jayasekara, BCCP; Amarasinghe, YWR [Conference-Full-text]
    This paper is focused on designing and optimization of a Micro Electro Mechanical System (MEMS) based piezoresistive .t ype pressure 10 enhance the sensitivity by optimally utilizing the maximum available Silicon wafer ...
  • Design and optimization of linear actuator for biomedical applications 
    Chandrasiri, WAD; Rashmika, WAD; Adikary, SU [Conference-Abstract]
    Microelectromechanical system (MEMS) actuators are a promising innovation that is essential to the development of a wide variety of biomedical devices. The invention of smaller fluid pumps has been valued with increasing ...
  • Design and performance optimisation of graphite-based batteries for advanced energy storage system 
    Liyanage, LDNM; Reval, SS; Madushan, IL; Rohitha, LPS [Conference-Full-text]
    This research focuses on the development of a graphite-based battery, utilising the abundant graphite resources available in Sri Lanka while facing the challenges of limited access to advanced materials and technologies. ...
  • Design and realization of pogrammable induction motor drive 
    Kurnarawadu, S; Ranindu, D; Rathnayakae, G; Sreeskanth, V; Sriragu, A; Sudarsan, Gl [Conference-Abstract]
    There are different algorithms available for speed control of induction motors, while every algorithm has its relative merits over the other. The inverters available in the market are mostly designed using application ...
  • Design and simulation of a 4-dof vibratory gyroscope 
    Konara, KMTMB; Amarasinghe, YWR [Conference-Full-text]
    In this paper, design and simulation of a Multi DoF (Degree of Freedom) Vibratory Gyroscope is presented. Most of the available gyroscopes are vibratory gyroscopes due to their design and fabrication simplicity. But the ...