plastic hinges 中文意思是什麼
plastic hinges
解釋
塑性鉸-
Pseudo - static force testing of 1 : 2 scale models of a steel frame with dog - bone connections is first carried out in china in order to obtain elastic - plastic behavior of dog - bone connections steel frames under cyclic loading as well as to analyze collapse characteristic after structural ultimate strength has lost. the influence of dog - bone connection on the coming order of plastic hinges and failure characteristic of steel frame, and the influence of dog - bone ' s shape and position on the behavior of structure is obtained
通過試驗考察了狗骨式連接平面鋼框架結構在循環荷載作用下的彈塑性性能;了解狗骨式連接對結構塑性鉸出現的順序以及結構破壞形態的影響;了解節點處與狗骨處應力發展狀況，探討狗骨削弱的形狀和削弱位置對節點性能的影響。 -
After investigating the influence of ntff on the global ductility of the staggered truss steel framing, it show that ntff lead to decline of stiffness and lead to a bad failure mode which plastic hinges always formed in base of columns. so it ' s suggested that ntff should be avoided in the region of seismic fortification intensity is 8
6 ）通過桁架不落地對于交錯桁架體系整體延性的影響作用的研究，指l } }柑架不落地帶來了交錯杭架體系抗側剛聲夏的廠降，少補濘致抗震中不利的破壞模式的產『 -
We are able to offer our customers a wide range of components for the creation of a spectacle frame metal, plastic or combination, such as wirecore, wirecore with spring hinge, monoblock and a varity of hinges for acetate and plastic frame
主要產品有彈弓插芯系列，塑框鉸鏈系列，板材插芯系列，連體及工藝腳絲系列，是國內眼鏡配件行業配套能力最強的企業之一 -
( c ) there are no plastic hinges in frames of 7. 5 regions by intermediate earthquake action. and favorable general seismic capacity behaves in rare earthquake action. the whole structure forms a relatively exhaustive " beam - hinges plastic mechanism "
7度半框架在設防烈度地震作用下結構各個桿件均未出鉸；在罕遇地震作用下仍然表現出了良好的總體抗震性能，整個結構形成了較為徹底的「梁鉸機構」 。 -
The experimental research for beam - to - column connections of steel frame and the research influence on the steel frame is one subject of 2001 ' key research subject of ministry of construction of china, grant no. 01 - 2 - 085. researching for of beam - to - column connections under cyclic loading, for the factors effecting on the connections, for the deformation and failure character of connections, the arising order of plastic hinges and load - deformation hysteretic behavior of three pane frame under cyclic loading, the effect of semi - rigid connections on the frames, is the major purpose of this study
本文進行的鋼框架樑柱連接的試驗研究和對框架的影響研究是建設部2001年科技攻關項目《新型空腔結構板輕鋼結構體系應用研究》的子課題，旨在研究樑柱連接在循環荷載作用下的滯回性能、影響連接的各種因素、連接變形特徵和破壞特徵；研究三榀平面鋼框架在循環荷載作用下構件塑性鉸出現的順序， p ?的滯回性能以及半剛性連接對框架側移以及塑性鉸出現順序的影響。 -
The contents include as follows : the influencing factors of the displacement ductility factor of the unbonded partially prestressed concrete frame structures, such as stirrup reinforcement characteristic value, nominal shear span ratio, axial compression ratio, the appearing order of plastic hinges and partial prestressing ralio ( ppr ) are discussed. the formula of displacement ductility factor of the unbonded partially prestressed concrete frame structures is suggested by regression analysis. with regard to the aseismic design and the request of ductility and energy dissipation, the restriction of the flat - beam / column sectional size and aseismic reinforced design are discussed
本文主要包括以下內容：討論了配箍特徵值、名義剪跨比、軸壓比、塑性鉸出現順序、預應力度等因素對無粘結部分預應力混凝土框架位移延性系數的影響，回歸了考慮影響因素的位移延性系數計算公式；對無粘結部分預應力混凝土扁梁框架結構，闡述了抗震設計對扁梁、柱截面尺寸的要求與限制；對滿足延性和耗能要求的無粘結部分預應力混凝土扁梁控制截面抗震配筋進行了探討；通過對無粘結部分預應力混凝土扁梁梁端的受力分析，改進了以往扁梁梁端扭矩設計值計算公式。 -
4 pseudo - static force testing of 1 : 2 scale models including three steel frame two with semi - rigid connection and one with dog - bone connection are first carried out in china in order to obtain elastic - plastic behavior of semi - rigid connections and dog - bone connections steel frames under cyclic loading as well as to analyze collapse characteristic and the coming order of plastic hinges of the structure with different connections after structural ultimate strength has lost and conditions of stress development in the dog - bone, and the reason of the brittle failure in the rigid connections is obtained
同時探討了連接形式對鋼框架性能的影響。 4進行了兩榀半剛性連接和一榀狗骨式連接平面鋼框架結構的擬靜力試驗。通過試驗考察了半剛性連接和狗骨式連接平面鋼框架結構在循環荷載作用下的彈塑性性能；了解了不同連接形式的結構在達到極限承載力后的破壞形態和塑性鉸出現的順序。 -
Failure modes of two staggered truss steel framing buildings, the results indicate the plastic hinges mainly formed in truss members, especially concentrated to the vierendeel panel. it means the vierendeel panel in the center of the truss can provide significant ductility in the structural response and the failure mode is suitable for our performance services
指出分析所得的塑性鉸分布圖中，塑性鉸大量分佈在桁架腹桿和中間空腹節間弦桿處，而柱中塑性鉸發展則很少，這樣的破壞模式符合次要構件破壞，而主要受力構件基本不破壞的抗震設計思想。 -
The first method is that the structure cannot bear any load because of too many plastic hinges. only using this method cannot accurately reflect the influence of semi - rigid connections on stability. before a plastic hinge is formed at the node with semi - rigid connections, the rotational displacement at this node has been too large
但僅有這一種判斷方法還不準確，也不能反映半剛性對穩定的影響，因為在半剛性結點處形成塑性鉸時其轉角位移需發生很大變化，事實上這是不可能的，因為在結點處形成塑性鉸之前，結構位移已經大大超過了規范允許值。 -
Pseudo - static force testing of 1 : 2 scale models including two steel frame with semi - rigid connections is first carried out in china in order to obtain elastic - plastic behavior of semi - rigid connections steel frames under cyclic loading as well as to analyze collapse characteristic after structural ultimate strength has lost and the coming order of plastic hinges
通過試驗考察了半剛性連接平面鋼框架結構在循環荷載作用下的彈塑性性能；了解結構在喪失極限承載力后的破壞形態和塑性鉸出現的順序；利用所編程序計算了其中一個框架的受力性能。 -
The whole dynamic response process was classified as four stages, in which the first stage and the fourth one are single plastic hinge mode, and the second and the third stage are two plastic hinges mode. a closed form for the velocity and deformation of the beam was obtained
採用矩形形狀的屈服條件，並將梁的運動依照塑性鉸的不同分為四個不同的階段，其中第一和第四階段為單鉸運動模式，第二和第三階段為兩鉸運動模式。 -
After the inelastic phase, the distributing of plastic hinges is proper and reasonable, and the requirement of ductility design of structure is satisfied
進入塑性階段后，塑性鉸分佈合理，滿足了結構延性設計的要求。 -
After the analysis results are checked against the experimental results and, it is founded that a satisfactory agreement is obtained in elastic phase and a discontented agreement is gained in plastic phase since the influence of residual stress, degradation of cross - sectional stiffness and the spread of plastic zone length cannot be taken into account in plastic hinges theory
程序計算結果與試驗值相比，彈性階段吻合得較好，塑性階段由於塑性鉸法無法考慮殘余應力、剛度硬化以及塑性區長度的發武漢理工大學博士學位論文展等因素，因此與試驗值相比誤差偏大。
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