温度膨胀系数

纤维复合材料杆件等温度膨胀系数预报方法研究

On the Prediction of Equivalent Coefficients of Thermal Expansion for Fiber Composite Member Bar

宜选用温度膨胀系数小的材料作为骨架，也可根据试验测出温度对线圈输出电压的影响，在不同温度下进行修正。

It is suitably selected the small temperature expansion coefficient material to take the skeleton . According to the temperature to the coil output voltage influence , the revision is carried on under the different temperature .

应用复合材料力学理论，建立了反映层面影响的等效横向和竖向温度线膨胀系数分析模型，据此对碾压混凝土坝等效温度线膨胀系数的特性进行了分析；

A analysis model of equivalent temperature linear expansion coefficient is established and analyzed its property , via applying mechanics of composite material theory .

同时，利用混凝土温度线膨胀系数测定仪对胶粉聚苯颗粒保温浆料在湿热状态下的性能进行了初步测试和研究。

The preliminary checkout and study have been made on performance of colloid powder polyphenylene grain thermal insulation mortar under moist heat condition using mensuration device of concrete temperature linear expansion coefficient .

用热膨胀仪确定了LSGM的烧结温度及热膨胀系数。

The sintering temperature and thermal expansion coefficient of the LSGM sample were determined using dilatometer .

采用差式扫描量热法（DSC）和热机械分析（TMA）方法研究了P2O5SiO2Na2OAl2O3玻璃系统的热力学性质，探讨了磷酸盐玻璃中不同二氧化硅含量对其特征温度、热膨胀系数的影响。

The thermodynamic properties of P_2O_5-SiO_2-Na_2O-Al_2O_3 glass system were investigated by means of differential scanning calorimetry and thermo-mechanical analysis . The characteristic temperature and the thermal expansion coefficient of the system with different SiO_2 contents were then discussed .

同时，由于其良好的润湿性、导电性和导热性及较低的封接温度和热膨胀系数，在电子封装中也得到广泛应用。

And , because of good wettability , electrical and thermal-conductivity , low sealing package temperature and coefficient of thermal expansion , so it is widely used in electron package .

该方法使我们利用普通微机能很容易地对包含超过105个原子的晶体薄膜的比热、熔化温度、热膨胀系数、热传导系数等热学性质进行模拟。

This approach enable us to simulate the thermal properties including specific heat capacity , melting temperature , thermal expansion coefficient and thermal conductivity of film containing more than 105 atoms easily with ordinary microcomputer .

而聚酰亚胺的热性能，如玻璃化转变温度Tg、热膨胀系数α是其应用于工业各领域重要的评价指标。

But the thermal properities of TPI , such as glass transition temperature ( Tg ) and coefficient of thermal expansion ( CTE ), are considered as the important indexes as TPI is applied in industries .

在0～1000℃范围内，随着温度升高，线膨胀系数增高，而导热系数降低，线膨胀系数和导热系数的平均值分别为4.42×10-6K-1和13.2W/（m·K）。

Beyond 1 000 ℃, as temperature increases , its linear expension coefficient increases but the thermal conductivity decreases , and their average values are 4.42 × 10 ~ ( - 6 ) K ~ ( - 1 ) and 13.2 W / ( m · K ), respectively .

采用铅硼硅熔块釉研制出同时符合普通粘土瓦坯的烧成温度低、热膨胀系数低这两个主要性能特点的釉料。

The color glaze of low firing temperature and low expansion coefficient , to match the glaze tile made from common clay , was prepared in lead borosilicate system .

随TiO2含量增加，玻璃的密度、折射率、转变温度、软化温度和热膨胀系数也随之增加。

Increasing the TiO_2 content , it then increases the refractive index , density , transformation tem-perature , softening temperature , coefficient of thermal expansion of the glasses .

研究了上述系统玻璃折射率、色散、密度、轻变温度、转化温度、热膨胀系数、热光常数和成份之间关系。

The relations between glass composition and refractive index , dispersion , density , transformation temperature , softening temperature , thermal expansion coefficient , thermal optical coefficient are studied .

此外，本文还研究了玻璃相的软化温度、析晶温度及热膨胀系数对厚膜电阻性能的影响。

Effects of the softening temperature , the crystallization temperature and the coefficient of thermal expansion of glass on the properties of TFR have also been discussed .