truss bar 中文意思是什麼
truss bar
解釋
構架桿-
For a truss with more than one redundant bar, more than one release will be required to obtain the primary frame.
對于有一個以上多餘桿的桁架要得到基本體系，就要放鬆一個以上的約束。 -
Its hysteretic curve is plumper, its ductility coefficient and energy dissipation capacity have been improved remarkably. the inclined staff of the steel bar truss has a restraining faction to the development of the crack, and the phenomena is that there has more crak and larger distributing area on the shear wall, which is an important token of the improved seismic capacity. concealed steel bar truss has the faction of increasing the height of plastic hinge area, which is another important token of
研究結果表明:內藏鋼桁架高剪力墻與普通高剪力墻相比:屈服荷載和極限荷載均比顯著提高;屈服剛度明顯提高;其滯回環相對飽滿，延性系數及耗能能力顯著提高;內藏鋼桁架高剪力墻，其鋼桁架斜桿對裂縫發展有控製作用，現象是墻體上的裂縫較多、分佈域較廣，這是抗震耗能能力增強的重要表徵;內藏鋼桁架高剪力墻有增大底部塑性耗能區域的作用，這是抗震耗能能力增強的另一重要表徵;內藏鋼桁架還有顯著提高抵抗剪力墻基地剪切滑移能力的作用。 -
The experimental study on the seismic behavior of six 1 / 3 scale and shear - span ratio 2. 2 high - rise shear walls, including a high - rise shear wall with steel frame, a high - rise shear wall with steel truss, a high - rise shear wall with steel frame - steel truss, a high - rise shear wall with steel bar truss, a high - rise shear wall with steel - steel bar truss and a usual one, has been studied
6個試件包括1個普通混凝土高剪力墻、 1個內藏鋼筋桁架混凝土高剪力墻、 1個內藏鋼框架混凝土高剪力墻、 1個內藏鋼框架-鋼筋桁架高剪力墻、 1個內藏鋼桁架混凝土高剪力墻及1個內藏鋼-鋼筋組合桁架混凝土高剪力墻。 -
The experimental study on the seismic behavior of six mid - rise shear walls with 1 / 3 scale and shear - span ratio 1. 85 has been done. the six mid - rise shear walls include a shear wall with steel frame, a shear wall with steel truss, a shear wall with steel frame - steel bar truss, a shear wall with steel bar truss, a shear wall with steel - steel bar truss and a usual one
6個試件包括1個普通混凝土中高剪力墻、 1個內藏鋼框架混凝土中高剪力墻、 1個內藏鋼筋桁架混凝土中高剪力墻、 1個內藏鋼框架-鋼筋桁架混凝土中高剪力墻、 1個內藏鋼桁架混凝土中高剪力墻及1個內藏鋼-鋼筋組合桁架混凝土中高剪力墻。 -
3. some suggestions for seismic tectonic measure of shear wall with concealed steel bar truss have been presented. and some advice for seismic design of this new shear wall has been put forward
3 .給出了內藏鋼桁架混凝土組合剪力墻的抗震構造措施，提出了該新型剪力墻結構的抗震設計建議。 -
For shape optimization of truss structure, the design variables are separated into two kinds of bar sectional size and nodal position by multilevel decomposition optimization method
對于桁架結構形狀優化，應用層次分解優化方法，將設計變量分成桿件截面積和節點位置兩類變量。 -
The optimized section area considering reliability is in some degree different from that without it, which can be applied in practice. the examples of three bar truss and parallel chord truss with biggish span are analyzed on the conditions of reliability or not, the results of which prove the model and method proposed in this paper are feasible
本文分別從考慮可靠度約束和不考慮可靠度約束的情況下對三桿桁架，和跨度較大的平行弦桁架進行算例分析；並將兩種演算法結果進行比較，結果證明本文模型與方法是可行的和現實的。 -
Compared with the usual shear wall, shear wall with concealed steel bar truss have the following advantages : 1. cracking load, yield load and ultimate load are obviously higher. 2
與普通中高剪力墻相比，內藏鋼桁架中高剪力墻具有以下優勢: 1 .開裂荷載明顯提高，屈服荷載和極限荷載均顯著提高。 -
To demonstrate the performance of the algorithm, an example of ten - bar truss optimization with discrete cross - section areas is presented
最後，對一個十桿桁架進行拓撲和尺寸協同演化計算，給出計算結果。 -
The optimal model of truss structure is established, in which the cross sectional areas of bar are taken as design variables, the structure weight is taken as objective function. in the process, the reliability of structural displacement and bar stress and the fundamental frequency are taken as constraint functions. from the engineering practice, all the reliability constraints, which are implicit generally with the design variables, are equalized and transferred to the conventional explicit constraints
本文將主要考慮桁架結構的優化問題，首先建立數學模型，即以桁架的橫截面積為設計變量、以重量最小為優化目標，位移、應力等可靠性及基頻為約束條件；最後，從工程實際出發，對結構系統的可靠性隱形約束進行等價顯化處理，使之轉化為常規的橫截面積優化問題。
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