佳木斯大学学报(自然科学版)
佳木斯大學學報(自然科學版)
가목사대학학보(자연과학판)
JOURNAL OF JIAMUSI UNIVERSITY (NATURAL SCIENCE EDITION)
2015年
2期
176-179
,共4页
吴楚乔%贾敏才%霍宏斌
吳楚喬%賈敏纔%霍宏斌
오초교%가민재%곽굉빈
P&H无张力锚杆基础%锚杆预应力%基础内力和变形
P&H無張力錨桿基礎%錨桿預應力%基礎內力和變形
P&H무장력묘간기출%묘간예응력%기출내력화변형
P&H tensionless pile wind turbine foundation%pre-stressed anchor%stress and deformation in foundation
P&H无张力灌注桩基础是一种新型的风机基础,已用于我国多个风电场中。本文基于陕西某风电场P&H无张力灌注桩基础的设计资料,利用FLAC3 D有限差分软件建立土体和基础的模型。分析了锚杆和基础在极端荷载作用下的受力和变形特性,讨论了锚杆这一结构构件在P&H无张力灌注基础中的作用,以及不同锚杆预应力对基础内部应力分布及变形的影响。
P&H無張力灌註樁基礎是一種新型的風機基礎,已用于我國多箇風電場中。本文基于陝西某風電場P&H無張力灌註樁基礎的設計資料,利用FLAC3 D有限差分軟件建立土體和基礎的模型。分析瞭錨桿和基礎在極耑荷載作用下的受力和變形特性,討論瞭錨桿這一結構構件在P&H無張力灌註基礎中的作用,以及不同錨桿預應力對基礎內部應力分佈及變形的影響。
P&H무장력관주장기출시일충신형적풍궤기출,이용우아국다개풍전장중。본문기우협서모풍전장P&H무장력관주장기출적설계자료,이용FLAC3 D유한차분연건건립토체화기출적모형。분석료묘간화기출재겁단하재작용하적수력화변형특성,토론료묘간저일결구구건재P&H무장력관주기출중적작용,이급불동묘간예응력대기출내부응력분포급변형적영향。
Patrick& Henderson(P&H) tensionless pile wind turbine foundation is a new type of fan foun-dation, which has been applied in lots of wind farms in our country .Based on the design information of a wind farm in Shanxi province , a simulation of P&H tensionless pile wind turbine foundation and surrounding soil was achieved with FLAC3D.This paper analyzed the stress and deformation properties of anchor and foundation .The function of the anchor in P&H tensionless pile wind turbine foundation was discussed as well as the effects of pre-stress on the stress distribution and deformation in the foundation .