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Nicola Petacco, Valerio Ruggiero and Paola Gualeni
The IMO?s second-generation intact stability criteria (SGISc) have been applied to a set of seven megayacht units ranging from 40 m to 80 m. The application aims to evaluate their stability performance in a seaway. The assessment is based on two vulnerab...
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Nicola Petacco and Paola Gualeni
Intact stability represents one of the most important topics when addressing ship safety, and it is ruled by the IMO Intact Stability code, evaluating ship stability in a calm water scenario. However, the interest in ship stability in waves has increased...
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Francesco Mauro, Luca Braidotti and Giorgio Trincas
To face the design of a new ship concept, the evaluation of multiple feasible solutions concerning several aspects of naval architecture and marine engineering is necessary. Compressed natural gas technologies are in continuous development; therefore, th...
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Dongmin Shin, Yonmo Sung, Hyomin Jeong, Daehyeon Kim and Byungyoung Moon
In this paper, the evaluation procedure for Level 1, Level 2A, and Level 2B for the parametric roll among the five modes of the IMO second generation stability criteria was explained in detail. Parametric roll mode evaluation was performed using the desi...
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Kyle E. Marlantes, Sungeun (Peter) Kim and Lucas A. Hurt
This paper provides a discussion of the technical and theoretical ambiguities, requirements, and limitations to develop a practical implementation of the IMO Second Generation Intact Stability criteria. This discussion is the result of industry collabora...
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Dong-Min Shin and Byung-Young Moon
Recently, the IMO (International Maritime Organization) has reviewed technical issues considering the second generation intact stability criteria in the design stage of ships. In this paper, the evaluation procedure for Lv1 (Level 1) and Lv2 (Level 2) wa...
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Nicola Petacco, Danilo Pitardi, Carlo Podenzana Bonvino and Paola Gualeni
A methodology is presented to systematically modify the hull shape of a ballast-free container ship, in order to manage the issue of righting lever variation in waves. The IMO second generation intact stability criteria have been identified as a stabilit...
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Germano Degan, Luca Braidotti, Alberto Marinò and Vittorio Bucci
In late years, the size of RoRo cargo ships has continuously increased, leading to the so-called Large Car Truck Carriers (LCTC). The design of these vessels introduced new challenges that shall be considered during the ship design since the conceptual s...
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Donghan Woo, Hun Choe and Nam-Kyun Im
Securing a ship?s safe stability is essential. Thus, monitoring the stability parameters of the IMO requirements is required to provide an alert about the risk of the safety of ships? stability to the captain, officers, and the crew of a ship. However, c...
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Nicola Petacco and Paola Gualeni
At the beginning of 2020, after a long and demanding process, the Second Generation Intact Stability criteria (SGISc) have been finalized at the 7th session of the International Maritime Organization (IMO) sub-committee on Ship Design and Construction (S...
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Jesús Alvite-Castro, José A. Orosa, Diego Vergara, Ángel M. Costa and Rebeca Bouzón
The first technical factor involved in maritime accidents is related to the lack of intact stability. The current stability criterion, based on fixing a minimum value for each of the different static and dynamic righting arms, is not regarded as satisfac...
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Samuel Mangalathu Raj, Hossein Enshaei and Nagi Abdussamie
The operational measure (OM) of the Second-Generation Intact Stability Criteria (SGISC) is the initial step toward the design of a performance-based dynamic stability assessment of the ship by considering the vessel?s operation, loading condition and wea...
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Guido Boccadamo and Gennaro Rosano
In this paper, the application of the excessive acceleration (EA) criterion, one of five intact stability failure modes, within the second generation intact stability criteria (SGISC) framework, is shown for a set of naval vessels. First and second level...
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Doug Stead, Davide Donati, Andrea Wolter and Matthieu Sturzenegger
The stability and deformation behavior of high rock slopes depends on many factors, including geological structures, lithology, geomorphic processes, stress distribution, and groundwater regime. A comprehensive mapping program is, therefore, required to ...
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Geert Kapsenberg, Clève Wandji, Bulent Duz and Sungeun (Peter) Kim
The recently finalised Second Generation Intact Stability Criteria (SGISC), produced by the International Maritime Organisation (IMO), contain a level 3 assessment, the so-called Direct Stability Assessment (DSA). This assessment can be carried out using...
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Khaja Moiduddin, Syed Hammad Mian, Usama Umer and Hisham Alkhalefah
A custom made implant is critical in cranioplasty to cushion and restore intracranial anatomy, as well as to recover the appearance and attain cognitive stability in the patient. The utilization of customized titanium alloy implants using three-dimension...
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Gyeong Joong Lee, Jang-Pyo Hong, Kwang Keun Lee and Hee Jin Kang
SOLAS (Safety of Life at Sea), which was first enacted in 1914 as a result of the Titanic disaster, presents mandatory requirements for ship safety, such as the adoption of watertight bulkheads. However, ship accidents continue to occur despite the devel...
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Benedetto Piaggio, Giuliano Vernengo, Marco Ferrando, Giorgio Mazzarello and Michele Viviani
Submarines? manoeuvrability both in intact and degraded operating conditions is the main design concern starting at the very early stages of design. This increased complexity of the design process compared to a surface vehicle can only be handled by usin...
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Yuting Zhai, Haisheng Zhao, Xin Li and Wei Shi
In this study, a novel large-scale barge-type floating offshore wind turbine with an aquaculture cage (LSBT-FOWT-AC) in a water depth of 100 m is designed through fully coupled analysis using the SESAM tool to support the Technical University of Denmark ...
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Dongbock Kim, Sat Byul Seo, Nam Hyun Yoo and Gisu Shin
In many small- and medium-sized enterprises (SMEs), defective products are still manually verified in the manufacturing process. Recently, image classification applying deep learning technology has been successful in classifying images of defective and i...
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