In order to investigate the frictional temperature of brake rotor,the thermal transmission model of brake disc during braking was theoretically derived,and the equation of heat conduction on the basis of change of friction heat flow intensity and experimental research to real brake plate was obtained.

為了研究摩擦過程中制動(dòng)盤摩擦表面溫升的情況欧美日韩在线视频网，在1∶1慣性制動(dòng)實(shí)驗(yàn)研究的基礎(chǔ)上，基于制動(dòng)過程中摩擦熱流強(qiáng)度的變化，建立了制動(dòng)時(shí)制動(dòng)盤傳熱模型，推導(dǎo)出了制動(dòng)盤摩擦表面溫度的計(jì)算公式国产三级官网，并用此公式算出的結(jié)果與實(shí)測溫度進(jìn)行了對比。

The equation of heat conduction with surface effect is derived by applying the minimum principle of latent heat flux to describe the temperature distribution and reveal the size-dependence of thermoelastic damping in the form of energy dissipation during the vibration process.

由熱流勢原理導(dǎo)出了包含表面效應(yīng)影響的熱傳導(dǎo)方程91天色，描述了振動(dòng)過程中溫度的變化分布黑人大战欧美视频啪视频，揭示了熱阻尼在表面效應(yīng)影響下的尺度相關(guān)性。

In the third chapter, by the analysis of the thermal lens effect of laser crystal, single-end-pumped laser crystal is analyzed and a thermal model suited for particular operating circumstance is founded. By the use of equation of heat conduction and with the boundary conditions, the half analytic solution of thermal field in the laser crystal is obtained through half-analytic thermal analysis, and a practical example is calculated together with analysis of the effect of some parameters on the distribution of thermal field.

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Based on the thermodynamic analysis of heat transfer process between water jet and the blade surface, the differential equations of heat convection and differential equation of steady heat conduction between water jet and the blade surface are established. Power expression of heat exchange and temperature field expression of the blade are derived.

根據(jù)對水射流與刀片間傳熱過程的熱力學(xué)分析分別建立了水射流與刀片表面對流換熱微分方程組和熱源與刀片間的穩(wěn)態(tài)導(dǎo)熱微分方程，推導(dǎo)出水射流對刀片的換熱功率表達(dá)式和刀片內(nèi)溫度場表達(dá)式无码97视频。

By using the homogeneous balance principle and Hermite transform, various kinds of exact solutions to a stochastic nonlinear evolution equations can be algebraically obtained in terms of the exact solutions of heat conduction equation with variable coefficients.

利用齊次平衡原則及厄爾米特變換黄色视频玖玖网站，借助于變系數(shù)熱傳導(dǎo)方程的各種精確解，用代數(shù)的方法獲得了一隨機(jī)非線性發(fā)展方程組的各種精確解国产综合一区二区三区精品。

Using a kind of new solution to sovle the heat conduction equation of the anisotropic medium,general solution expressions of the temperature field and the thermal distortion field of Nd∶YVO4 crystal with rectangular section were obtained.

利用各向異性介質(zhì)熱傳導(dǎo)方程的半解析求解方法日本片一级，得出了矩形截面Nd∶YVO4晶體的溫度場、端面熱形變場的通解表達(dá)式色欲无码综合视频一区二区。

According to axisymmetric unsteady heat conduction equation of orthogonal aniso tropic material and boundary conditions,the equilibrium equation of a system of finite elements is deduced with triangular element of high accuracy,and programs are designed.

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In order to solve the thermal effect problem of laser rod by diode laser end—pumped,based on the heat conduct theory,a novel eigenfunction group of heat conduction equation was es—tablished and the general solutions of temperature field and thermal distortion field within laserrod were obtained.

為了解決激光二極管端面泵浦激光棒引起的熱效應(yīng)問題性插影院色插，基于熱傳導(dǎo)理論欧美日韩精品巨乳中文字幕，建構(gòu)了熱傳導(dǎo)方程新的本征函數(shù)解综合视频一区二区，得出了激光棒內(nèi)溫度場與熱形變場的一般解析表達(dá)式。

Assuming that the temperature distribution close to the concrete surface is the quadratic function of the coordinate, the back-analysis equations of thermal conductivity, heat transfer coefficient and absorption coefficient of solar radiation are derived based on one dimension Fourier equation of heat conduction and thermal boundary conditions.

為了選取更接近實(shí)際的熱工參數(shù)又大又粗的免费视频，采用試驗(yàn)和反演分析相結(jié)合的方法免费一级a片精品久久网，計(jì)算影響日照條件下混凝土結(jié)構(gòu)溫度場和溫度效應(yīng)分析結(jié)果的熱工參數(shù)。

Functionally graded material ; non-fourier equation of heat conduction ; multiple scattering of thermal waves ; subsurface spheroid defect

功能梯度材料在线精品视频播放；非Fourier導(dǎo)熱九九高清色综合免费视频在线观看；熱波多重散射；亞表面缺陷