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漂浮风力涡轮机的解决方案,以减少系泊系统的占地面积,同时与其他浮动基础类型相比,还可以增强系统稳定性并消除大量质量。然而,筋的高张力将巨大的上拔力传递到锚杆中,而传统海上行业的保守导致设计中采用了较大的安全系数。这导致TLP的锚定系统对于浮动风能项目来说负担不起。通过OrcaFlex对两个TLP平台概念的分析,将调查锚杆加载最繁重的情况。使用这些载荷情况,吸力沉箱锚,以及一些新的锚设计,将使用矿石弹射器的比例锚定测试台进行测试。利用测试的结果,结合其他技术和经济因素,将制定一种比较锚的整体方法,以便能够为TLP项目选择锚和确定锚的大小。这将有助于降低TLP漂浮在海上风能的成本,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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