نتایج جستجو برای: mining trucks
تعداد نتایج: 89428 فیلتر نتایج به سال:
More than 50-60% of minerals in Russia and the CIS countries are mined an open-pit or mining quarry, as it is most economical productive. JSC "CC Kuzbassrazrezugol" ranks second terms total coal production among regions Russian Federation first Kuzbass. Quarry dump trucks main mode technological transport when transporting rock. An important task facing road to reduce cost transported products....
due to extraordinary large amount of information and daily sharp increasing claimant for ui benefits and because of serious constraint of financial barriers, the importance of handling fraud detection in order to discover, control and predict fraudulent claims is inevitable. we use the most appropriate data mining methodology, methods, techniques and tools to extract knowledge or insights from ...
Background and aim: hazardous materials transport is one of the most important problems in developing countries. The accidents involving the fleet of hazardous materials transport can have irreparable consequences. The study was aimed to present safety performance assessment pattern of road trucks with risk assessment approach. Methods: This is a descriptive study. In this study, the Accidents...
Comparative studies of the corrosion characteristics motor oils used in internal combustion engines BelAZ 75131 mining dump trucks using liquefied natural gas - methane as a fuel are presented. It is noted that an increase lead concentration waste oil can be influenced by when it interacting with crank mechanism bearings liners, which have their composition. The research technique data on pH va...
Overall comparisons of crash rates based on mileage indicate that truck crash rates are lower than car crash rates, but that truck crashes are more severe. In 1978 the overall U.S. crash rate for cars was estimated at 8.2 accidents per million vehicle-miles of travel; for large trucks (including combinations) the rate was 4.7 per million vehicle-miles, and for combination trucks (e.g., tractor-...
Trucks account for one-fifth of transport sector emissions in Europe. To decarbonise, heavy-duty road freight must switch to zero-emission vehicles quickly. This report examines whether battery electric vehicles, systems and hydrogen fuel cell could compete with diesel-driven vehicles. It looks at the total cost ownership across nine different vehicle-size segments The gives six recommendations...
Object detection is an essential task for autonomous vehicles to ensure safety. Due the complexity of mining environments, it difficult detect objects accurately and robustly. To address these issues, this paper proposes a novel 3D LiDAR-based object method fusing semantic geometric features trucks in environments (3DSG). A road region extraction presented by establishing segmentation network w...
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