• Title/Summary/Keyword: Marine & Offshore

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A Study on the Problems and Improvement measures of Investigation of Fishing Damages Caused by Offshore Wind Power Development (해상풍력 발전사업에 따른 어업피해조사 문제점 및 개선방안에 대한 연구)

  • Youn-Suk Nam;Hyun-Gi Choo;Geo-Hyun Ryu
    • The Journal of Fisheries Business Administration
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    • v.54 no.2
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    • pp.91-107
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    • 2023
  • Offshore wind power development has been promoted in countries around the world to cope with global warming. Despite its many advantages, offshore wind power affects the marine environment during construction and operation. As a result, the reduction of fishing areas, changes in the habitat of marine animals, damage to fishing gear, and impeding the safety of fishing activities are occurring. If the offshore wind power generation project is carried out, a fishing damage investigation is nescssary. There are only four fishing damage investigations related to offshore wind power, which are being conducted similarly to the existing fishing damage investigation related to offshore construction. Therefore, this study reviewed and analyzed the report on fisheries damage investigation related to offshore wind power conducted in Korea and suggested problems and improvement measures accordingly.

Review of the marine environmental impact assessment reports regarding offshore wind farm

  • Oh, Hyun-Taik;Chung, Younjin;Jeon, Gaeun;Shim, Jeongmin
    • Fisheries and Aquatic Sciences
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    • v.24 no.11
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    • pp.341-350
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    • 2021
  • The energy production of offshore wind farms plays an important role in expanding renewable energy. However, the development of offshore wind farms faces many challenges due to its incompatibility with marine environments and its social acceptability among the local community. In this study, we reviewed the marine environmental impact assessment status of offshore wind farm development projects for 2012-2019 in South Korea. A total of nine projects were selected for this study, all of which experienced considerable conflict with local fisheries resources. To appropriately respond to the underlying challenges faced by offshore wind farm development and in order to better support decision-making for future impact assessment, our findings identified: i) a need for adequate preliminary investigation and technical examination of fisheries resources; ii) a need to assess and estimate the impact of underwater noise, vibration, and electromagnetic waves on fisheries resources during wind farm construction and operation; and iii) a need for a bottom-up approach that allows for communication with local stakeholders and policy-makers to guarantee the local acceptability of the development.

Design of an integrated network management system for telecom subsystem in offshore plants

  • Kang, Nam-seon;Kim, Nam-hun;Lee, Seon-ho;Kim, Young-goon;Yoon, Hyeon-kyu
    • Journal of Advanced Marine Engineering and Technology
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    • v.39 no.8
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    • pp.863-869
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    • 2015
  • This study analyzed the offshore plant industry and related regulations such as ISO, IEC, and Norsok Standards to develop an integrated network management system (INMS) capable of both on-site and remote management and configuration of IP-based network equipment in offshore plants. The INMS was designed based on actual specifications and POS plans, and a plan of management was verified through an offshore plant engineering company. Various modules such as PAGA interface modules, CCTV, IP-PBX, and HF-radio communication modules were developed for system implementation. Protocol and data design and screen design were followed by framework development and introduction of the automatic satellite communication function.

A Study on Development of Gap Competency Matrix for Offshore Workforce -Focusing on the Job Transportation for Seafarers- (해양플랜트 인력양성을 위한 직무능력향상 매트릭스 개발에 관한 연구 -해기사의 직업전환을 중심-)

  • LEE, Jin-Woo;LEE, Chang-Hee
    • Journal of Fisheries and Marine Sciences Education
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    • v.28 no.2
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    • pp.407-416
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    • 2016
  • The offshore plant industry has basically functioned with a rigid teamwork culture and many operations are managed by ship's crew, shifts and affiliates together. The marine sector of offshore plant has much similarity with ship's environment. So a person who had experienced on board will have advantages to work for offshore industry. But in spite of all that, only a few korean seafarers are able to join in the offshore industry due to lack of information about the offshore environment. This study analyze the employee's wage structure, nature of employment contract, requirements of job qualifications. Therefore, this study will assist for seafarers to set up how to get their work and also suggest to develop relevant offshore training courses by researching the gap competency matrix.

Technical considerations for engineering of crane pedestal operated in North-Western Australia Offshore (North-Western Australia 해상에 운용되는 Offshore Crane Pedestal 설계)

  • Song, Jun-Ho;Kim, Yong-Woon;LEE, Kyung-Seok;Kim, Man-Soo
    • Special Issue of the Society of Naval Architects of Korea
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    • 2015.09a
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    • pp.34-40
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    • 2015
  • The design, procurement and fabrication of FPSO project ordered by Inpex Browse, Ltd. have been currently carried out by DSME(Daewoo Shipbuilding Marine and Engineering Co.). The unit will be installed and operated in the Ichthys field offshore of North-Western Australia and there are the particular design requirements to do with performance on the environment loads corresponding to max. 10,000 years return period wave. Also, the operational life of FPSO has to be over 40 years. With this background, this paper introduces the structural design procedure of crane pedestal foundation operated in north-western Australia offshore. The design of crane pedestal foundation structure is basically based on international design code (i.e. API Spec. 2C), Classification society's rule and project specifications. The design load cases are mainly divided into the crane normal operating conditions and crane stowed conditions according to environment conditions of the offshore with 1-year, 5-year, 10-year, 200-year and 10,000-year return period wave. This design experience for crane pedestal foundation operated in north-western Australia offshore will be useful to do engineering of other offshore crane structures.

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Improvement for Marine Environmental Impact Assessment on the Development of Offshore Wind Power (해상풍력개발사업의 바다환경영향평가 개선방안)

  • Kim, Gui-Young;Lee, Dae-In;Jeon, Kyeong-Am;Eom, Ki-Hyuk;Yu, Jun
    • Journal of Environmental Impact Assessment
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    • v.21 no.1
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    • pp.1-13
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    • 2012
  • We diagnosed on status and problems of environmental assessment regarding development of offshore wind power, and also on reasonable core assessment items. Most of the coastal wind power are located on the western coastline of Korea and Jeju Island. In the selections of the site for the offshore wind farms, a previous investigations should be conducted with regard to distances from the land, stabilities from external forces (tide, wave, etc.) and topographical changes, and characteristics of the surroundings (distributions of protected area, fishing ground, artificial seagrasses, and shipping traffic). It is needed to assess dispersion of suspended solids, changes of the sea bottom, and impacts on fisheries resources and fishing activities under construction of offshore wind power. Furthermore, the responses of marine organisms to noise and vibration, impacts by electromagnetic fields, impacts on sea birds, hindrances to sea lane routes, and damaged scenery and marine protection areas are thoroughly assessed during operation processes. The consultation criteria in case of development of offshore wind farm is adjusted by focusing marine environmental impact assessment.

A Study on Offshore Wind Farm Development through a Review of Floating Offshore Wind Power Project Cases in Norway (부유식 해상풍력 개발사례를 통한 해상풍력단지 조성 방안 연구 - 노르웨이 사례를 중심으로)

  • Taeyun Kim;Jun-Ho Maeng
    • Journal of Wind Energy
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    • v.14 no.2
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    • pp.14-25
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    • 2023
  • This study focuses on proposing measures for the reasonable development of offshore wind farms using the case of Norway, which was the first nation in the world to build a floating offshore wind farm of 80 MW or more. Norwegian authorities conducted a strategic environment assessment in 2012 to select offshore wind farm sites, discovered 15 potential sites, and finally decided on two designated sites in 2020. Based on various survey data such as seabirds, marine environment, and fishing activities, scientific-based spatial analysis was conducted to select additional offshore wind farm sites in line with future development plans. In addition, a government-led steering committee and advisory group have established marine spatial plans since 2002. Therefore, it will be possible to listen to and coordinate the opinions of stakeholders by using the steering committee and advisory group for offshore wind power development. By examining the case of Norway, we suggest the following policy points that can achieve carbon neutrality and develop sustainable offshore wind farms: 1. Establish a government-led steering committee and advisory group that can select potential sites for offshore wind farms by coordinating the opinions of stakeholders 2. Induce efficient and sequential offshore wind farm development by using various survey data and scientific-based spatial analysis.

A basic study on the introduction of safety management system for the costal/offshore fishing vessels in Korea (연근해어선 안전관리체제 도입에 관한 기초 연구)

  • RYU, Kyung-Jin;KIM, Hyung-seok;LEE, Yoo-Won;AN, Young-Su
    • Journal of the Korean Society of Fisheries and Ocean Technology
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    • v.54 no.1
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    • pp.65-72
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    • 2018
  • This study analyzed the condition of marine accident and disaster rate of crew of Korean fishing vessels by vessel type, and checked the Australian safety management system and relevant regulation in Korea to suggest measures to build coastal/offshore fishing vessel safety management system in Korean coastal/offshore fishery. As a result, the power and production amount of Korean coastal/offshore fishing vessel is consistently decreasing while marine accident is increasing. Disaster rate of crew was higher than land industry, especially, the disaster rate of coastal/offshore fishing vessel was very high (100.0‰). Australia applies safety management system differed by vessel type and operation waters which fully considers the characteristics of pertinent vessel. The average accident rate of fishing vessels with gross tonnage over 20 tons among the Korean coastal/offshore fishing vessel was 13.6%, which was significantly higher than fishing vessels with gross tonnage below 20 tons (1.4%). Such result indicates it is urgent to implement safety management system to fishing vessel with gross tonnage over 20 tons and introduce fishing vessel safety supervisor. Establishing safety management system of coastal/offshore fishing vessel will contribute to consistent industrial development by achieving the general goal of reducing marine accident and spreading safety culture.

A Study on Education Curriculum for Human Resource of Offshore Plant (해양플랜트인력양성을 위한 교육과정개발에 대한 연구)

  • Lee, Chang-Hee;Lee, Ji-Woong;Chae, Jong-Ju
    • Journal of Fisheries and Marine Sciences Education
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    • v.26 no.3
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    • pp.498-509
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    • 2014
  • Offshore plants is an intensive industry where real value is able to be created when EPCIC(Engineering, Procurement, Construction, Installation, Commissioning) is combined. Many universities and educational institutions have established major fields and graduate schools related in offshore construction and engineering as well as safety training and occupational courses. Most of the personnel who have graduated and passed those educational institutions have been working in domestic shipbuilding companies and marine equipment manufacturers. Therefore, customized education and training should be developed according to the educational demands required and then skilled personnel are needed to be supplied at proper times. This study, therefore, has found personnel demands inside and outside the country and occupational sections of offshore plants. Consequently, this study suggests making up a council comprised of shipbuilding companies, marine equipment manufacturers and educational institutions with government organization, and also researches the necessity of getting a job of personnel trained by the customized education. These results are expected to contribute to the development of education curriculum of domestic offshore plant as well as ODC(Offshore Development Center).