The kinetic curing reaction of hybrid materials performs by differential scanning calorimetry ( DSC) technique at different heating rate. 利用差示扫描量热仪对杂化材料的固化动力学进行了研究。
Welded sections will also have locked-in stress owing to a combination of differential heating and cooling cycles as well as to changes in cross section. 焊接面将也有锁紧力,这是因为不同的加热和冷却的循环以及结合面的变形。
The Differential Analysis in the Air-Conditioning and Heating Test Method for Railway Passenger Cars in China and Abroad 国内外铁路客车空调采暖试验方法的差异分析
The temperature field of a large forged back-up roll during differential heating and cooling was simulated with a computer based finite element method. 利用热处理温度场的计算机模拟软件计算出大型锻钢支承辊锻件差温加热及冷却时的温度场。
New Process of Differential Heating Containerless Forging 差温无模锻造新工艺
Improvement for Spray Quenching Process of Grooved Roll with Integrally Differential Heating 开槽轧辊整体差温加热喷雾淬火工艺的改进
The reason of abnormal differential expansion was found out by analyzing the operational data on site and studying the flange and bolt heating equipment. 通过对现场运行数据的分析和对法兰螺栓加热装置的详细研究,得出引起高压缸胀差异常的原因。
The effect of high pressure on gelatinization degree of maize starch was studied with the differential heating scanning calorimeter ( DSC). 采用差热扫描量热法(DSC)研究了不同压力及保压时间对玉米淀粉糊化度的影响。
Based on a fundamental differential equation derived, the boundary conditions of heat flow output is discussed taking the influences of the space between heating coil and cooling nozzle into consideration. 首次分析了温度场中的热流输出边界条件,并考虑了加热线圈与冷却喷嘴间距的影响。
Furthermore, the horizontal distribution of the incident solar radiance at the underlying surface shows that the thermodynamic vertical circulation induced by the differential heating may be one of the most important trigger for the spawn and development of MCSs. 此外,从地面接收到的太阳辐射能量分布情况来看,下垫面不均匀加热引起的热力环流是这次暴雨过程中尺度对流系统发生发展的一个重要的触发机制。
In the aspect of equipments, electronic barometer is replaced by Fortin barometer, electronic differential manometer replaces U-shaped manometer, Backman thermometer substitute 1/ 10 thermometer, accumulator tank is used to substitute accumulator bottle, and heating is also improved. 在设备方面,用电子气压计代替福廷式气压计、用电子压差计代替U型压力计、用电子贝克曼温度计代替1/10温度计、用缓冲罐代替缓冲瓶,同时加热方式也进行了相应的改进。
The Magnetic Effect of the Differential Laser Gyro and the Choose of Heating Element 四频差动激光陀螺的磁效应研究及加热器件的选择
A study on the structure, main devices and working principle of a variable differential calorimeter used for metered heating is made. 对一种用于计量供暖的变差式热量表的结构及主要装置、工作原理进行了研究。
In this paper, the reduced form ( four differential equations of the first order) of generalized MHD equations is obtained, only some approximations satisfied by the experimental condition of heating tokamak plasma are used. 本文从含有广义欧姆定律的磁流体力学方程组出发,仅作符合加热托卡马克等离子体具体实验条件的近似,把广义磁流体方程组简化成4元一阶微分方程组。
Based on studying of the documents about freeze-drying process and freeze-drying mathematical model, it is founded that a partial differential mathematical model of heat and mass transfer in the condition of entire radiation heating, and the application and solution of the models is also discussed. 在对食品冷冻干燥过程及其数学模型文献深入研究的基础上,建立了纯辐射加热条件下传热、传质的偏微分数学模型,并对模型的求解及应用进行了讨论。
Crystallization behavior of PET changes with SSP. The isothermal crystallization of PET with SSP was investigated using differential scanning calorimetry ( DSC) and polarizing microscope ( with heating and freezing stage). 聚酯(PET)固相缩聚(SSP)中切片的结晶性能及其演变影响固相缩聚反应,采用差示扫描量热仪(DSC)和热台偏光显微镜研究了固相缩聚反应前后PET切片的等温结晶特性。
A mathematical model on the shaft differential heating temperature zone theoretical calculation 轴类件差温加热温度场理论计算的数学模型
According to Maxwell ′ s equations and heat-conduction differential equation, a mathematical modal was developed to describe the distribution of electromagnetic field, inductive eddy current and thermal field in the axisymmetric workpieces for induction heating. 从麦克斯韦方程组和导热微分方程出发,导出了轴对称感应加热工件的电磁场、感生涡流和温度场分布的基本方程;
Their thermal behaviour was examined by differential scanning calorimetry ( DSC) under different heating rates. 用示差扫描量热器,以不同的升温速率测量了它们的热行为。
Differential scanning calorimetry ( DSC) was used to study the constant rate heating and cooling and the isothermal crystallizing behavior of the two component PEG system. The characteristic parameters at different temperatures were examined and the heat of exotherms and endotherms was measured. 采用差示扫描量热法(DSC)对二元聚乙二醇(PEG)体系的等速升降温性能及等温结晶性能进行了研究,并对各温度特征参数及熔融、结晶热作了表征。
PEM Analysis for 3D Temperature Distribution by Thermal Differential Heating 差温加热的三维温度场有限元分析
Under the circumstance of not establishing the mathematical model of electric heating furnace, this article fulfill single neuron adaptive PID ( proportion? integral and differential) and intelligent control single neuron adaptive PSD ( proportion? summation and differential) intelligent control of electric heating furnace successfully. 文章在不建立电加热炉数学模型的情况下,实现了电加热炉炉温的单神经元自适应PID智能控制和单神经元自适应PSD智能控制。
A primary investigation for the rapid determination of oxide inclusion in steel by differential heating method 差热法快速测定钢中氧化夹杂的初探
The results show that the differential heating over the equatorial area has a great influence on both the position and the intensity of the cross-equatorial flows. 结果表明,赤道附近的非均匀加热场对越赤道气流的位置和强度均有重要的影响。
In the stage of decomposition, differential thermal analysis was used to investigate the reason of the low heating rate in traditional calcinations route. 在薄膜的分解阶段,本论文首先采用差热分析手段对各原料组分在分解过程中的热力学行为进行分析,以研究在传统分解工艺中导致其升温速率缓慢的原因。
Using the methods of thermogravimetry and differential scanning calorimetry ( TG-DSC), study the regularities of fusion characters in different geological time by analyzing the performance of TG-DSC curves through heating process. 利用热重法和差示扫描量热法(TG-DSC),通过对煤灰升温过程在TG-DSC曲线上的表现特征进行分析,研究不同地质年代的煤灰内矿物组成差异对熔融特性的影响规律。