long-term creep test 中文意思是什麼
long-term creep test
解釋
長時蠕變試驗-
Five sets of long - term axial loading equipment were designed and manufactured. the component of long - term loading test comprised axial creep and creep recovery at two different level of sustained load
試驗中，獲取了不同損傷程度加固柱在長期荷載作用下的試驗數據，同時考慮了不同大小軸壓荷載的影響。 -
Available empirical results indicate that the creep of reinforcement strongly influences the overall behavior of rs structures, which is demonstrated by excessive deformations. different creep tests are discussed and the test methods to obtain the two kinds of creep curves are compared in this thesis. the methods of how to determine the reduction factor according to long - term strength of creep or allowable strain during the services life are presented
文中介紹和研究了不同的蠕變試驗手段，比較了獲得兩種蠕變曲線的試驗方法，並給出了兩種蠕變曲線一定范圍外推的數據處理方法;給出怎樣根據設計使用年限的長期蠕變強度或容許應變來確定蠕變折減系數的方法，並用計算實例來說明。 -
In view of the fact that prediction of creep and shrinkage with current bridge provision for specific concrete under specific ambience sometimes has a big discrepancy with real values, a new method to obtain the expressions of creep and shrinkage from newly - built pc bridges short - term test results is presented, and relative equations have been established. therefore, a reliable long - term prediction on effect due to creep and shrinkage in pc bridges holds a firm bearing point
研究中發現某一特定環境下工作的混凝土用現有規范公式預測得到的徐變、收縮特性常有偏差較大的現象，由此提出了從新建預應力混凝土橋梁短期試驗結果推算梁體相應素混凝土在工作環境下的徐變、收縮特性的思想和方法，並建立了計算式，為新建預應力混凝土橋梁可靠的徐變效應分析提供了前提和保證。 -
Based on creep test of soft sheaf, according to time effect of long term strength, fuxin haizhou open - pit coal mine slope is exemplified to study dynamic stability of side slope, and method for predicting the instability of this slope is discussed
摘要以阜新海州露天礦邊坡為例，在弱層流變試驗的基礎上，依據其長期強度的時間效應，對該處邊坡進行了穩定性動態評價，探討了該類型邊坡失穩預測的方法。 -
This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation
本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗，得出鋼管混凝土的收縮徐變規律，對試驗數據進行了擬合，對鋼管混凝土的收縮和徐變系數進行了分析和比較，從而為鋼管混凝土的徐變計算模式提供參考，同時通過引入合理的假定，並結合由「齡期調整有效模量法」導出的混凝土徐變本構關系，推導出了鋼管核心混凝土考慮徐變影響后的等效彈性模量計算公式，並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。 -
At present, the experi - mental research for structures strengthened with cfrp focuses on the bending and shearing etc, but the creep research is limited. aimed at the situation, the paper complete several aspects as following : ( 1 ) long - term test on ten concrete columns with three different surface treatment of coat free, epoxy coated and cfrp sheet wrapped were completed. the creep properties of those concrete columns were studied
目前國內對于碳纖維加固結構的試驗研究主要集中在抗彎、抗剪等短期性能方面，而對其徐變性能研究十分有限，針對這種情況，本文主要完成了以下工作: （ 1 ）完成了10個不同表面處理混凝土短柱的徐變試驗，研究了長期荷載作用下不同表面處理軸心受壓短柱的徐變發展規律。
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