Offshore Renewable Energy: wind, tidal or wave
Offshore Renewable Energy: wind, tidal or wave
批准号:
2880882
负责人:
金额:
$0.0万
依托单位:
依托单位国家:
英国
项目类别:
Studentship
财政年份:
2023
资助国家:
英国
项目状态:
未结题
起止时间:
2023 至 --
中文摘要
张力腿平台(TLP)风力涡轮机被提出作为海上浮式风力涡轮机的解决方案,以减少系泊系统的占地面积,同时提高系统稳定性,与其他浮式基础类型相比,减少了大量的质量。然而,筋中的高张力将巨大的上升力传递给锚,而传统海上工业的保守性导致设计中使用了很大的安全系数。这导致张力腿平台的锚定系统对于浮式风电项目来说是负担不起的。通过OrcaFlex对两种张力腿平台概念的分析,将研究锚载荷最繁重的情况。使用这些负载情况,吸力沉箱锚以及一些新颖的锚设计将使用ORE弹射器的伸缩锚测试设备进行测试。利用测试结果以及其他技术和经济因素,将开发出一种比较锚的整体方法,以便为张力腿平台项目选择和确定锚的尺寸。这将有助于降低张力腿平台漂浮式海上风电的成本,这被视为目前采用该技术的主要障碍。
英文摘要
Tension leg platform (TLP) wind turbines are proposed as a solution for offshore floatingwind turbines to reduce the footprint of the mooring system whilst also enhancing systemstability and removing a large amount of mass compared to other floating foundation types.However, the high tensions in the tendons transfer large uplift forces into the anchors whilstconservatism in the traditional offshore industry leads to large safety factors being used indesign. This has caused the anchor systems for TLPs to be unaffordable for floating windprojects. Through OrcaFlex analysis of two TLP platform concepts, the most onerous casesfor anchor loading will be investigated. Using these load cases, suction caisson anchors,alongside some novel anchor designs, will be tested using the ORE Catapult's scaled anchortest rig. Using the outputs of the testing, alongside other technical and economic factors,a holistic methodology for comparison of anchors will be developed to enable the selectionand sizing of anchors for TLP projects. This will help to reduce the cost of TLP floatingoffshore wind, which is seen as the major barrier to the adoption of the technology atpresent.
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