Wall support for raise bored shafts

Getting access to underground area's is a useful construction activity for many human activities. Each year we use over 500 megatons of metals in our everyday life, which has all been mined from pits and underground ore deposits sometimes as deep as 3000m. To gain access to these deep deposits requires an efficient method of construction of...

Wave Energy Conversion: Theory of wave energy conversion; Wave energy converters, the state of the art; Design of a wave power converting breakwater for the Port of Bilbao, North Spain

Since the awareness that the conventional energy sources will run short, the use of various renewable energy sources has been investigated, these are solar, wind, ocean and geothennal energy. Quite some countries are interested in wave energy conversion. In several countries some full-scale wave energy converting pilot plants have been tested....