Browsing ERE - 2008 by Title

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  • 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 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. ...
  • Designing an underground ventilation system and fan selection 
    Widisinghe, SD; Silva, WJMPGS; Jayakody, JASP; Konsal, J; Rasika, WGP; WeIideniya, HS; Ekanayake, K [Conference-Full-text]
    Mixing of stale air with fresh air (short-circuiting of airflows) is a critical issue in any underground ventilation system. This study was done at Bogala mines owned by Bogala Graphite Lanka Ltd, where this type of ...
  • Development of a methodology for selection of industrial grade-a quarry site for coarser and finer aggregates 
    Maduranga, HGS; Sinthuja, S; Soundararajan, P; Kumara, MHCM; Amadoru, T; Wimal, MD; Abeysinghe, AMKB [Conference-Full-text]
    Recent history has revealed that the identification of prospective mineral resources is essential to sustain mineral based industry to full fill the demand required in future. Aggregate industry also has the same risk ...
  • Feasibility studies of a constructed wetland to treat contaminated water 
    Weerasooriya, UK; Dilrukshi, RAN; Adikari, AMHW; Rajeeth, A; Achchuthan, P; Karunarathne, S [Conference-Full-text]
    Among the vast number of methods that can be applied for the treatment of contaminated water, mine water was identified one of the best methods of treating of abandoned as the subsurface flow constructed wetlands ...
  • Fragmentation modelling for an 'A' grade quarry 
    Brahmanage, IR; Thusharana, SD; Wanniarachchi, WAAC; Anjana, PMN; WeIideniya, HS; Dharmarathne, PGR [Conference-Full-text]
    This research focuses on the degree of fragmentation resulting from a blast in an 'A' grade quarry. Two blast geometries were tested and verified in this research study. Quarrying industry has a quite long history in Sri ...
  • Investigation of salt water intrusion along the Bolgoda estuary 
    Jayamali, KVSD; Wijayawardhana, HMJT; Rajakaruna, RMCM; Indika, JPR; Rambukwella, UDP; Ratnayake, NP [Conference-Full-text]
    Saltwater intrusion is a natural process that occurs in virtually all coastal water bodies. It causes various effects resulting high breeding of fish, prawns, water hyacinths and drinking water problems due to contamination ...
  • Proceedings 3rd Annual Conference on Mining for Sustainable Development - A Multidisciplinary Approach [Pre Text] 
    Karunaratne, S [Conference-Full-text]
  • Seasonal changes and coastal erosion in the South Western part of Sri Lanka 
    Subramaniam, DN; Amarakoon, GGNN; Gunathunga, SGAS; Pathinayaka, RC; Indeewara, VGD; Vijitha, AVP; Rathnayake, NP [Conference-Full-text]
    Sri Lanka is an Island, the economy of which relies very much on the developments of the coastal region, which supports tourism and fisheries. In addition, especially in the South-Western part of the country, the ...
  • Tunnel design for fractured rocks and suitable support selection 
    Senthilkumar, M; Senadhira, AMADM; Giriwaksan, S; Welideniya, HS; Dharmaratne, PGR [Conference-Full-text]
    This research focused on design of a tunnel in highly fractured rocks, and to propose suitable support classes, based on the study carried out at the Upper Kotmale Hydro Power project location. The necessity arises in ...