ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
ABSTRACT The paper summarizes the design concept and outline of a buoy system for monitoring a coastal sea state. Miniaturization of the buoy was achieved by submerging it in severe sea conditions. The configurations and tensions of the mooring lines in disturbances were calculated, and it was confirmed ...
ABSTRACT: GPS Comprehensive Oceanographic Monitoring System (GCOMS) using buoy platform has been developed since 1997. GCOMS technology has already been applied to the nationwide GPS Wave Gauges to monitor 15 locations around the Japanese coast. On the basis of the GCOMS technology, new types of monitoring ...
ABSTRACT Some fields of the mines being in operation in the Far East do not border upon the shelf of the Okhotskoye, Japan and Beringovo seas. This fact forces the miners to leave much coal in productive pillars. The officials of the department of Mining Mineral Resources of the Far East of State Technical ...
ABSTRACT Wave power density near Japan is hot so high as Europe where wave power is under developing by Joule II project. But multi purpose wave power generator can be designed to generate electricity and promote fishing business near shore. It is improved floating type wave power device. CylInder ...
A new type of floating breakwater, mainly using the wave dissipation mechanism caused by wave slamming to a bundle of cylindrical members near the water surface, was developed. It aims attenuation of both reflected and transmitted waves about the floating breakwater. Model tests show that the basic ...
ABSTRACT Trawling is one of the methods of fishing. In this paper, single boat trawling is taken up and the method to calculate the motion of a trawl net system using the lumped mass method is shown. In calculation, rational simplification of the trawl net system (creation of an approximation model) ...
ABSTRACT: Environmental measurement of Dokai Bay surrounded by a Japanese leading heavy and chemical industrial area is evaluated as one of the success instances from the heavy industrial pollution which degraded the bay’s ecosystem to be called “the dead sea”. After the restoration, the bay newly ...
ABSTRACT The land reclamation area of Saemangeum in Korea is located between 126°10′E~126°50′E and 35°35′N~36°05′N at the western coast of the Korea. The 33 km sea dike and 40,100 ha reclamation area is being constructed in the Saemangeum area in Korea. Such large-scale coastal land reclamation project ...
ABSTRACT This study analyzes and synthesizes the sea water overflow (overtopping) patterns caused by typhoon Maemi in September, 2003, and movement mechanism of storm surge and high wave connected directly to inundation are investigated by topographical characteristics of open-end and closed coastal ...
ABSTRACT Large arrays of interconnected pontoons have been developed in the past for structures such as bridges when connected in a line, and are also being considered for a range of projects such as floating harbours, and even airports when these arrays are extended to mat-like structures. The benefits ...
ABSTRACT The extreme shallow water area of Zhangjuhe is a portion of the complex-forms oil-gas rich area in the rifted basin of Bohai Bay. The Zhangxi Structure in this area is a rollover anticline and the Zhangdong Structure is a large-scale faulted anticline zone controlled by the basement swell. ...
ABSTRACT: The clean-up of oil spills in the Arctic environment is often limited by severe and cold environmental conditions. Mechanical methods are usually considered to be most favourable for oil spill combatting. However, remote spin sites, long distances, severe environmental conditions and sensitive ...
ABSTRACT: There is evidence of changes in sea level and wave height on various time-scales, globally and regionally. For example, the North Atlantic Oscillation appears to be correlated with increasing wave height in the North Atlantic over recent decades. These changes may or may not be anthropogenic ...
Abstract: This paper outlines the potential for electricity production from the rapid tidal currents experienced in the waters around Orkney and Shetland, which lie off the north coast of the mainland of Scotland. The potential resource availability is examined, taking into account the limitations ...
ABSTRACT Currently, in Europe approximately 20% of its electricity comes from renewable energy sources. Regarding wind energy, as most of the inland prime locations are being used up, the next place to look for wind is offshore. In addition, one of the most promising renewable energy sources is sea ...
Summary Identifying and locating active faults in coastal and offshore areas require high-resolution geophysical methods where trenching is impossible at subaqueous sites. Multi-channelseismic reflection profiling using high-frequency (100-10,000 Hz) energy sources and state-of-the-art digital streamers ...
Introduction The PCR-based analysis of homologous genes has become one of the most powerful approaches for species detection and identification, particularly with the recent availability of Next Generation Sequencing platforms (NGS) making it possible to identify species composition from a broad range ...
ABSTRACT: The continuous line bucket (CLB) system has been improved by combining the techniques of the Turning CLB and Hydrodynamic Separation. The cost of mining nodules from the Cook Islands, or similar deposits, at 5,000 m depths at a rate of 1,000 tons/day, is estimated to be US$69, which is favorably ...
The Arctic energy in Russian Federation is developing in two directions. Building up the means of ""big"" and ""small"" energy. The main sources for ""big"" energy complexes, serving the needs of large industrial centres, are hydroelectric power, hydrocarbon stuff and nuclear power. The principal task ...
ABSTRACT: The subsea tieback routes of the Medway Field Development cross a mobile seabed with large sand waves and numerous megaripples. To allow the pipelines to be laid, without excessive free spanning, two lay corridors were pre-swept using a Trailing Suction Hopper Dredger (TSHD). The requirement ...