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Browsing Materials Engineering Symposium on Innovation for Industry by Faculty

Browsing Materials Engineering Symposium on Innovation for Industry by Faculty "Engineering"

Now showing items 1-20 of 141

Activated graphene oxide for removal of methylene blue from wastewater

Raveena, LAL; Viraji, HA; Rathnayake, RMSL; Sitinamaluwa, HS [Conference-Abstract]

Lately, activated oxidized graphene has sparked a lot of attention in the fields of wastewater treatment and water filtration. Here, the possibility for using activated graphene oxide (AGO) to remove methylene blue (MB) ...
Characterization of creep behaviour of viscoelastic materials by ultrasound pulse- echo technique

HEWESSAGE, HDDN; KOTHALAWALA, SSW; Sivahar, V [Conference-Abstract]

For any viscoelastic material, creep is a phenomenon which tends to change microstructure and the mechanical properties of material. Therefore, it is important to quantify and predict the creep and creep rate of a component. ...
Design and development of ultrasonic wave generator using piezoelectric ceramics

Sivanujan, S; Adikary, SU [Conference-Abstract]

Ultrasonic transducers using piezoelectric materials are popular among researchers because of the efficiency, ease handling, low weight, and small size. In this research, an ultrasonic wave generator using piezoelectric ...
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 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 simulation of solid state micropump based on piezoelectric actuator

Sivahar, V [Conference-Abstract]

This research presents the design and simulation of a solid-state insulin micropump based on a piezoelectric actuator for a wearable insulin pump device to be used on the human body. The primary objectives of this design ...
Design of a Dynamic Mechanical Analyser for Rubber Compounds

Herath, HMRC; Rodrigo, IJ; Weragoda, VSC [Conference-Abstract]

Dynamic mechanical analysis (DMA) is a powerful technique for characterization of the viscoelastic properties of polymers such as thermoplastics, composites, thermosets and elastomers in the form of sheet specimens, ...
Design of natural fiber and wastepaper composite using numerical analysis method

Madushani, RK; Dilhari, BA; Udayakumara, SV [Conference-Abstract]

The consumption of papers in various applications has been increased rapidly during the past decades. To produce one ton of paper; 12 trees, 540 000 liters of water, fuel consumption for transporting the trees are used ...
Design/fabrication of bi-axial tensile testing machine and numerical modeling of polymer composite under bi-axial stress state

Arachchi, KADDK; Sandanayaka, SMP; Abeygunawardane, AAGA; Weragoda, VSC [Conference-Abstract]

In real engineering applications, materials are subjected to different types of loads applied in several directions. Characterizing materials using the Uni-axial tensile testing can be only enough for Isotropic materials. ...
Designing an elastomer for reinforced elastomeric cushion bridge expansion joints

Welivita, WKCS; Wijayasiri, ISWC; Weragoda, VSC [Conference-Abstract]

This project is focused to improve the properties and to avoid the premature failures of the Reinforced Elastomeric Cushion Bridge Expansion Joint which is used by the industrial organization of Expressway Operation, ...
Designing of rubber based strain sensor as a vehicle tyre performance indicator

Vinoshan, S; Kobika, B; Weragoda, VSC [Conference-Abstract]

For the development of strain sensor to measure the uneven deformation in the vehicle tyres, so that to improve the safety of the vehicles and self- driving cars. the design of elastomeric strain sensor fulfils the ...
Determination of moisture content of wood using ultrasonic pulse velocity

Vithanage, VSC; Wijesinghe, MPMC; Piyathilake, SAKVM; Sivahar, V [Conference-Abstract]

Wood is one of the conventional materials still used in many engineering applications. As a natural material, it is subjected to dynamic property variations. One of the major reasons for the property variation of wood ...
Determine the relationship between corrosion rate and grain size of low carbon steel

Sivasangaranathan, V; Sirinatha, DR; Sivahar, V [Conference-Abstract]

There are few studies on the effect of grain size on the corrosion rate of low carbon steel. In the current work, a series of grain sizes have been obtained in typical low-carbon steels through simple heat treatment. As ...
Development of a computer software for polymer composite mechanical properties analysis

Mudalige, SP; Sanjeewa, PVGI; Weragoda, VSC [Conference-Abstract]

This research investigates the development of a software application designed for the analysis of polymer composites and the estimation of their mechanical properties, specifically the elastic modulus and tensile strength. ...
Development of a lab scale dynamic mechanical analyzer

Rathnayaka, RMPC; Madushani, HDT; Weragoda, VSC [Conference-Abstract]

Dynamic mechanical properties refer to the response of a material when it is subjected to a periodic strain. Dynamic mechanical analysis (DMA) is an important technique used to measure the mechanical and viscoelastic ...
Development of a low cost, static light scattering based nano-particle size analyzer

Anuradha, SKA; Ishan, HHA; Amarasinghe, DAS [Conference-Abstract]

A machine based on Static Light Scattering theories was developed for the cost effective and efficient Quality Control of the average particle size of nano-particles used in different manufacturing industries. In particular ...
Development of a low-cost ceiling material based on local rice husks and waste plastics

Lakmal, TCT; Chathurika, KPI; Udayakumara, SV [Conference-Abstract]

In the modern world, plastics play a dominant role among all other types of materials. However, not like other materials, plastics take long time to degrade in normal environmental conditions. Plastics used in packaging ...
Development of a method to measure contact angles of sessile droplets to analyze and enhance the surface wettability of nichrome

Kumarasiri, AAAP; Amarasinghe, DAS; Attygalle, D [Conference-Abstract]

Nichrome (Ni/Cr) alloys are used in many industrial applications due to their better electrical properties and commercial availability. It is a known fact that these alloys are having a surface passivation layer of chromium ...
Development of a methodology to identify repairable photoreceptor drums

Sampath, WGC; Senarath, GN; Attygalle, D [Conference-Abstract]

Toner cartridges are discarded due to the degradation of the organic photoconductor while the other parts of the cartridge are in usable condition. This research is focused on developing a method to identify repairable ...
Development of a photosensor based on photo dielectric effect of cadmium sulphide

Kumari, TID; Jayasumana, MASD; Attygalle, D [Conference-Abstract]

A photosensor is an electronic component that detects the presence of visible light, infrared transmission (IR), and/or ultraviolet (UV) energy. A photosensor which changes its electrical capacitance in the presence of ...

Now showing items 1-20 of 141

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Browsing Materials Engineering Symposium on Innovation for Industry by Faculty "Engineering"

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