The initial temperature of solid heat carrier has great influence on the gas composition. 热载体初始温度对热解气组成影响显著。
The effect of initial saturation on heat and mass transfer during microwave freeze drying 初始饱和度对微波冷冻干燥过程传热传质的影响
The thickness of melt layer is decreased with the initial over heat increasing, and after some time the change of thickness of melt layer becomes mild. 同时,晶层厚度随着初始过热度的增加而急剧降低,随后趋于平缓。
In the initial operation of the centralized heat supply system, such phenomena as that partial radiators aren't hot and the room-temperature can't achieve the requirement of the design often occur, which have the reasons in both design and construction. 集中供热系统初运行时,经常会遇到局部散热器不热或室温达不到设计要求等现象,其原因一般有设计和施工两个方面。
It drew the conclusion that initial fullness-rate, heat loss and pressure of cryogenic vessel had important influence on non-loss storage and transportation. 表明初始充满率、漏热量及工作压力是影响无损贮运的主要因素。
In this paper, we consider controllability of initial control problem for nonhomogeneous heat equation by constructing the new iterative sequence, generalize the main results of paper [ 1]. 本文通过构造新的迭代序列,研究了非齐次热传导方程的初值控制问题的可控性,并推广了文[1]的主要结果。
Under the condition of identical initial parameters the gas-filled heat-pipe heat exchangers and those not being gas-filled are tested and the difference among the heat-pipe minimum operating-control temperature, exhaust gas temperature and heat exchange area is analyzed. 在原始参数相同的条件下,对充气和不充气的热管换热器进行试验,分析热管最低控制工作温度、排烟温度和换热面积之间的差异。
On the Existence and Blow-up Problem of Solution for Initial Problem of Semilinear Heat Equation with Singular Coefficient 奇异半线性热方程初值问题解的存在性与Blow-up问题
All the experimental data obtained in this work can be fitted as a generalized characteristic curve of Polanyi adsorption potential theory by using the parameter of the initial heat of adsorption, which is estimated reasonably. 根据Polanyi吸附势理论,以初始吸附热表征的亲和力系数作为调节参数,对测定的吸附平衡数据进行了关联,实验数据均落在一条特征曲线附近,得到了满意的结果。
Local nonexistence for initial value problem of heat equation with variable coefficients 一个变系数热方程的初值问题的局部解的不存在性
The experimental results show that the boiling heat transfer enhancement is closely related to the particle size, the initial bed depth and the heat flux applied. 实验结果表明,沸腾换热强化效果与固体颗粒直径,初始颗粒层高度以及沸腾热流密度有关。
Test result indicated that the catalyst can increase oxidation rate of magnetite and decrease the initial temperature of heat decomposition of coke. 为研究催剂强化烧结过程的机理进行了试验,结果表明:催化剂可以提高磁铁矿的氧化速度,降低焦粉热解温度。
The Effect of Initial Concentration on Heat Stability of CSTR 起始浓度对全混釜热稳定性的影响
Initial Investigations on Heat Exchange and diffusion Coefficients in Cocoon Drying 蚕茧干燥中的换热、扩散系数初探
The results show that early injection ( injection timing at 60 ms) brings to slow initial heat release rate and rapid late heat release process. 研究结果表明,提早喷射(喷射正时60ms)会降低燃烧初期放热速率而增加后期放热速率;
The heat transfer efficiency and boiling hysteresis are affected by the method to change heat loading, the maximum initial heat loading, and surface aging before heating. 热负荷的改变方式、最高初始热负荷以及加热前表面状态均将显著影响T管的沸腾传热性能和滞后现象。
The sample evacuated at 973K showed the basicity ( initial heat of 160KJ · mol-1), stronger than that of the MgO in microcalorimetric measurement. 用CO2作探针分子,微量吸附量热结果表明973K抽空的样品碱性比纯MgO的还强。
After presenting the initial design of a heat pipe oil cooler which is used to renew the shell-and-tube oil cooler the paper describes its reasonableness and economy. 并且就电厂换热设备之一的管壳式冷油器更新为热管式冷油器的初步设计论述了其合理性和经济性。
The peak value of initial heat release is decreased and its corresponding crank angle moves close to the top-dead-center along with the increased combustion duration. The Calculation of the Heat Release Rates in Diesel Engine 燃烧初期放热尖峰出现时刻对应的曲轴转角有所提前,瞬时放热率峰值下降;柴油机燃烧放热率的计算
The effect of air superficial velocity, solid rate and initial moisture content on the heat and mass transfer were discussed. 对气体表观流速,固体循环率,颗粒初始含湿量对传热传质的影响进行了分析和讨论。
Based on unreversibility of resistance change with temperature, decreasing initial resistance by heat pretreating semiconductor bridge is also an efficient way of decreasing firing energy. 利用半导体桥阻抗温升特性的不可逆现象,提出通过加热预处理减小初始电阻,从而降低半导体桥发火能量的方法。
Precisely, we consider the optimization of the initial condition for the heat equation by means of the discrete adjoint assimilations. 确切地说,我们采用离散型伴随同化求解热传导方程的初始条件的最优化问题。
On the contrary, the initial investment of the heat transfer stations is relatively increased, the initial investment of secondary net is relatively reduced. 反之,换热站初投资相对增大,二级网初投资相对减小。
Air-source heat pump and ground-source heat pump have been widely developed in the market. However, the essences of their problems, such as frosting in winter of air-source heat pump and high initial investment upon ground-source heat pump, need to be further investigated and resolved. 空气源热泵和地源热泵已经在市场上广泛使用,然而对于它们本身固有的问题,如空气源热泵的冬季结霜、地源热泵初投资过高等,还有待进一步研究解决。
The total heat value of the pyrolysis products minus the initial heat value of the feed material is the reaction heat of pyrolysis. 热解产物的总热值减去给料热值就是热解反应热。
In this paper is a class of initial boundary conditions of non-linear heat conduction equation, to study such a broad background of the actual non-linear heat conduction equation has important theoretical and applied value. 本文主要研究对象是一类具有初值条件的非线性热传导方程,研究这类有广泛实际背景的非线性热传导方程有着重要的理论和应用价值。
On the basis, the evaluation index and limited condition for the initial heat insulation performance were determined. 在此基础上,提出了彩色太阳热反射涂料初始隔热性能评价指标与限定条件。
Finally, the choice standard of buried way of pipe based on the energy consumption of heat pump and initial cost of ground heat exchanger is deduced, and the recommended value of design parameter of ground heat exchanger is provided according the simulated result. 文中根据热泵的运行能耗和地下换热器的安装成本,推导出了埋管方式的选择标准,并通过模拟计算给出了钻孔各设计参数的推荐值。
The results indicated that the hardness and adhesion of initial oxide layer decreased after heat treatment, but heat-treating condition had little effect on their surface hardness and oxide adhesion. 热处理后,氧化皮的硬度和结合力均下降,但不同热处理制度对表面氧化膜的硬度和结合力影响不明显。