1) temperature-stress testing
温度应力试验
1.
Four kinds of representative concrete,which is ordinary Portland cement concrete,expansive concrete,a large amount of fly ash concrete and doped silica fume concrete,were chosed to be tested in temperature-stress testing.
文中选择了四种有代表性的混凝土进行温度应力试验,分别为普硅水泥混凝土、微膨胀混凝土、大掺量粉煤灰混凝土和掺硅灰混凝土,最后根据试验结果对不同品种混凝土的早期开裂性能进行了对比分析。
2) temperature-stress test
温度-应力试验
1.
By using the newest temperature-stress testing machine, the cracking resistance of concrete at early ages is studied and the evolution rules of temperature,stress,deformation are achieved.
利用国内最新研发的温度-应力试验机针对混凝土的早期抗裂性能进行了一系列研究,得出混凝土早期温度、应力、变形的发展规律。
2.
By using the newest temperature-stress testing machine,the deformation performances of concrete at early ages were studied and the evolution rules of temperature,stress,deformation and the elastic modulus,the coefficient of thermal expansion at early ages were achieved.
利用国内最新研发的温度-应力试验机针对混凝土早期的变形性能及开裂行为进行了一系列研究,分析了几类典型混凝土早期温度、应力、变形的发展规律,并由此得到混凝土早期弹性模量、热膨胀系数发展规律。
3) temperature-stress testing machine
温度-应力试验机
1.
Testing method for crack resistance of hydraulic concrete by temperature-stress testing machine
基于温度-应力试验机的水工混凝土抗裂性试验方法
2.
The early hydrating characteristics,stress development,the deformation modulus and creep of concrete were investigated using the uniaxial restrained and adjusted temperature-stress testing machine.
约束可调式单轴温度-应力试验机作为一种研究混凝土早期的水化特性、应力发展、变形模量以及徐变等特性的设备。
3.
Temperature control system of Concrete temperature-stress testing machine (referred to as "the testing machine") has uncertainty and nonlinear, if corresponding controller designed by accurate mathematical model the corresponding controller, when the uncertain parameters dramatic changes, it is difficult to obtain satisfy result.
温度-应力试验机(简称“试验机”)温度控制系统含具有不确定性和非线性,如果根据精确数学模型设计相应的控制器,那么当不确定参数变化剧烈时,往往难以获得满意的控制效果,甚至造成无法控制。
4) TSTM
温度应力试验机
1.
The concrete early ages cracking sensitivity of different mix proportion incorporated with variable admixture,expansive agent and polypropylene fiber were tested using Temperature Stress Testing Machine (TSTM).
采用温度应力试验机对掺加不同掺合料、膨胀剂和聚丙烯纤维的混凝土早期开裂敏感性进行了研究,并根据试验结果初步提出和讨论了混凝土抗早期开裂的评价标准。
5) thermal stress restrained specimen test
约束试件温度应力试验
1.
Aiming at the low temperature problem of asphalt mixture,thermal stress restrained specimen test and three types of additives,which are TPS,lake asphalt and Sasobit,were chosen to test.
针对沥青混合料的低温问题,选取约束试件温度应力试验和TPS,湖沥青及Sasobit三种改性剂进行了沥青混合料的低温性能试验,通过试验结果可知,TPS对低温性能的改善最好,其次是Sasobit,湖沥青最差。
6) TSRST
约束试件温度应力试验
1.
Tests on thermal stress in asphalt cement sample and its numerical simulation are performed After many tests are conducted based on the thermal stress restrained sample tester(TSRST).
沥青混凝土路面的低温开裂问题一直是道路工程界人士研究的一个热点问题 ,美国SHRP在综合分析了以前各种用于分析、研究沥青混凝土低温开裂问题的试验方法后 ,认为只有约束试件温度应力试验 (TSRST)能正确的模拟路面的现场情况 ,提出采用约束试件温度应力试验 (TSRST)来研究沥青路面的低温开裂问题 ,并对相应的试验标准 ,试验数据的分析、处理等都提出一整套方法。
2.
After many thermal stress restrained sample tests(TSRST), the authors find that the thermal stress curve suggested by SHRP is unsatisfactory and suggest a compete thermal stress curve.
在采用约束试件温度应力试验 ( TSRST)进行大量试验的基础上 ,指出 SHRP提出的温度应力典型曲线的不足 ,提出了完整的温度应力曲线规律。
补充资料:温度应力
分子式:
CAS号:
性质:当材料或构件的温度改变时,由于外部的约束和构件各部优发的相互约束,使构件各部分由于产生的膨胀或收缩不能自由地进行,由此产生的应力称为热应力,或称温度应力,也称变温应力。
CAS号:
性质:当材料或构件的温度改变时,由于外部的约束和构件各部优发的相互约束,使构件各部分由于产生的膨胀或收缩不能自由地进行,由此产生的应力称为热应力,或称温度应力,也称变温应力。
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