Results 21 to 30 of about 1,317,495 (382)

Speed-Power Performance Analysis of an Existing 8,600 TEU Container Ship using SPA(Ship Performance Analysis) Program and Discussion on Wind-Resistance Coefficients

한국해양공학회지, 2020
This study discusses data collection, calculation of wind and wave-induced resistance, and speed-power analysis of an 8,600 TEU container ship. Data acquisition system of the ship operator was improved to obtain the data necessary for the analysis, which
Myung-Soo Shin , Min Suk Ki, Beom Jin Park, Gyeong Joong Lee, Yeong Yeon Lee , Yeongseon Kim, Sang Bong Lee   +6 more
doaj   +1 more source

Discussions on Availability of Weather Information Data and Painting Effect of Existing 8,600 TEU Container Ship Using Ship Performance Analysis Program

한국해양공학회지, 2020
This paper discusses the effectiveness of onboard measurements and data extracted from weather information for speed-power analysis. Furthermore, validation results of hull and propeller cleaning and painting during dry-docking are discussed.
Myung-Soo Shin, Min Suk Ki, Gyeong Joong Lee, Beom Jin Park, Yeong Yeon Lee, Yeongseon Kim, Sang Bong Lee   +6 more
doaj   +1 more source

Direct Numerical Optimisation of a Fuel Jet Pump Based on a Pseudo-Compressibility Method Using Characteristic Boundary Conditions

Communications, 2005
The paper tries to give an overview of the latest industrial development of the Department of Aircraft and Ships at the Budapest University of Technology and Economics.The numerical investigation presented below based on Chorin's pseudo-compressibility ...
Arpad Veress, Jozsef Rohacs, Imre Santa, Tamas Gausz   +3 more
doaj   +1 more source

An Autonomous Path Planning Model for Unmanned Ships Based on Deep Reinforcement Learning

Italian National Conference on Sensors, 2020
Deep reinforcement learning (DRL) has excellent performance in continuous control problems and it is widely used in path planning and other fields. An autonomous path planning model based on DRL is proposed to realize the intelligent path planning of ...
Siyu Guo, Xiuguo Zhang, Yisong Zheng, Yiquan Du   +3 more
semanticscholar   +1 more source

An assessment of the sportfishery on artificial "Liberty Ship" reefs off Port Aransas, Texas [PDF]

, 1977
The concept of using surplus World War II Liberty Ships for the construction of artificial reefs to increase the availability of sportfish off the Texas coast was originally suggested in 1974.
Roels, Oswald A., Vetter, Russell
core   +1 more source

Interval follow up of a 4-day pilot program to implement the WHO surgical safety checklist at a Congolese hospital

Globalization and Health, 2017
Background The World Health Organisation Surgical Safety Checklist (SSC) improves surgical outcomes and the research question is no longer ‘does the SSC work?’ but, ‘how to make the SSC work?’ Evidence for implementation strategies in low-income ...
Michelle C. White, Jennifer Peterschmidt, James Callahan, J. Edward Fitzgerald, Kristin L. Close   +4 more
doaj   +1 more source

Automatic collision avoidance of ships [PDF]

, 2008
One of the key elements in automatic simulation of ship manoeuvring in confined waterways is route finding and collision avoidance. This paper presents a new practical method of automatic trajectory planning and collision avoidance based on an artificial
Han, D., Lee, B.S., Xue, Y.
core   +1 more source

Rudder roll stabilization for ships [PDF]

, 1990
This paper describes the design of an autopilot for rudder roll stabilization for ships. This autopilot uses the rudder not only for course keeping but also for reduction of the roll. The system has a series of properties which make the controller design
Amerongen, J. van, Klugt, P.G.M. van der, Nauta Lemke, H.R. van   +2 more
core   +3 more sources

Visualization of Turbulent Flow Fields Around a Circular Cylinder at Reynolds Number 1.4×105 Using PIV

한국해양공학회지, 2023
This study investigates the experimental parameters of particle image velocimetry (PIV) to enhance the measurement technique for turbulent flow fields around a circular cylinder at a Reynolds number (Re) of 1.4×105.
Jun-Hee Lee, Bu-Geun Paik, Seok-Kyu Cho, Jae-Hwan Jung   +3 more
doaj   +1 more source

Ships Passing In The Night? [PDF]

, 2014
In this Cousins Research Group Report, David Mathews describes two different civic engagement movements. One is underway in higher education. On campuses across the country, leadership and service learning programs are growing, and students are taught ...
David Mathews
core   +1 more source