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Pung-Guk Jang, Hyung-Gon Cha, Min-Chul Jang, Bonggil Hyun, Tae Seob Choi, Younseok Kang and Kyoungsoon Shin
To prevent the invasion of alien species, the International Maritime Organization and the United States Costal Guard require that a ballast water management system (BWMS) be installed on ships to treat the ballast water before discharging it. BWMS techno...
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Bonggil Hyun, Hyung-Gon Cha, Yeong-Kyu An, Yong-Seok Park, Min-Chul Jang, Pung-Guk Jang and Kyoungsoon Shin
To investigate the removal efficiency of the grinding device (GD) as a potential replacement for the pretreatment filtration device of ballast water, solid grinding and viability experiment were conducted according to a treatment flow rate of 5 tons (Pil...
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Pung-Guk Jang, Bonggil Hyun and Kyoungsoon Shin
We conducted a shipboard ballast water test using seawater of extreme turbidity collected from Shanghai Port (China) (>300 mg total suspended solids (TSS)/L), and normal seawater collected in other ports (<100 mg TSS/L). All three types of International ...
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Leo Campara, Vlado Francic, Lovro Maglic and Nermin Hasanspahic
Along with the International Maritime Organization (IMO), the United States Maritime Administration has developed its own ballast water management legislation under the dual authority of the US Coast Guard and the Environmental Protection Agency. The IMO...
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Nermin Hasanspahic, Marijana Pecarevic, Niko Hrdalo and Leo Campara
Ballast water is recognized as a major vector for the transfer of Harmful Aquatic Organisms and Pathogens (HAOP) and a source of sea pollution that negatively affects the environment and human health. Therefore, the International Maritime Organization (I...
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Vasile Rata, Carmen Gasparotti and Liliana Rusu
The objective of this work is to develop a case study in order to improve the ballast water management in the Black Sea’s ports. From this perspective, the present paper provides an extensive explanation about the main issues related to the control...
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Vasile Rata, Carmen Gasparotti and Liliana Rusu
The objective of this work is to develop a case study in order to improve the ballast water management in the Black Sea?s ports. From this perspective, the present paper provides an extensive explanation about the main issues related to the control of ma...
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Xiaobang Wang, Yang Yu, Siyu Li, Jie Zhang and Zhijie Liu
The Revolving Floating Crane (RFC) is a specialized engineering vessel crucial for offshore lifting operations, such as offshore platform construction and deep-water salvaging. It boasts impressive lifting capacity, good adaptability to various environme...
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Balázs Eller, Majid Movahedi Rad, Imre Fekete, Szabolcs Szalai, Dániel Harrach, Gusztáv Baranyai, Dmytro Kurhan, Mykola Sysyn and Szabolcs Fischer
The current paper concerns the investigation of CC (Concrete Canvas), a unique building material from the GCCM (geosynthetic cementitious composite mat) product group. The material is suitable for trench lining, trench paving, or even military constructi...
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Romina Kraus
Ballast water is recognised as successfully transporting non-native (potentially) invasive alien species and other harmful organisms (human pathogens and toxic phytoplankton) from one region to another. Global warming enables the successful adaptation of...
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Qiao Liu, Zhenxing Lu, Zhijie Liu, Peng Lin and Xiaobang Wang
Ballast systems and ballast water dynamic allocation between ballast tanks are very important for ensuring the offshore operation efficiency and safety of the revolving floating crane (RFC). Its modeling and solving have multiple difficulties such as mod...
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William R. Batista, Flavio C. Fernandes, Claudio C. Lopes, Rosangela S. C. Lopes, Whitman Miller and Gregory Ruiz
An accepted solution to the environmental problems related to a ship?s ballast water has been the adoption and proper utilization of approved onboard ballast water plans and management systems (BWMS). On 8 September 2017, the International Maritime Organ...
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Shwet Prakash, Venkat Kolluru and Carol Young
Ballast water systems in large LNG carriers are essential for proper operations and stability. Water withdrawn from the surrounding environment to supply to the ballast can pose entrainment and impingement risk to the resident fish population. Quantifica...
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Xiaorui Wang, Xu Liu, Yunhong Lin and Fei Tan
Small curved metro shield tunnels located in fine sand layers are sensitive to the response of horizontal and vertical cyclic loads from train operations, especially for centrifugal horizontal loads. The majority of Zhengzhou?s strata are dominated by th...
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Ornella Tortorici, Charly Péraud, Cédric Anthierens and Vincent Hugel
Underwater remotely operated vehicles (ROVs) are linked to the surface through a tether that is usually controlled by a human operator. The length of the tether being deployed in the water in real time is a critical determinant of the success of the miss...
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Troy A. Byrnes and Ryan J. K. Dunn
Boating and shipping operations, their associated activities and supporting infrastructure present a potential for environmental impacts. Such impacts include physical changes to bottom substrate and habitats from sources such as anchoring and mooring an...
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Maíra Mucci, Natalia Pessoa Noyma, Leonardo de Magalhães, Marcela Miranda, ... Miquel Lürling
Pág. 121 - 130
Combining coagulant and ballast to remove cyanobacteria from the water column is a promising restoration technique to mitigate cyanobacterial nuisance in surface waters. The organic, biodegradable polymer chitosan has been promoted as a coagulant and is ...
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Victor Alekseev, Hans-Uwe Dahms, Jiang-Shiou Hwang and Natalia Sukhikh
Invertebrates in tropical ecosystems are generally considered to have little or no need for a dormant phase due to the stability of the habitat. However, resting stages of aquatic organisms are occasionally found here as well. This fact increases the pos...
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Diane Scicluna, Claire De Marco Muscat-Fenech, Tonio Sant, Giuliano Vernengo and Tahsin Tezdogan
There exist vast areas of offshore wind resources with water depths greater than 100 m that require floating structures. This paper provides a detailed analysis on the hydrostatic stability characteristics of a novel floating wind turbine concept. The pr...
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Anyuan Bi, Fengye Zhao, Xiantao Zhang and Tong Ge
Autonomous underwater vehicles (AUVs) are increasingly being applied to highly detailed survey and inspection tasks over large ocean regions. These vehicles are required to have underwater hovering and low-speed cruising capabilities, and energy-saving p...
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