最佳工况

The predicted information is used to choose the optimum HVAC system and design the optimum conditions of indoor thermal environment.

该预测的信息可用于选择最佳HVAC系统以及室内热环境最优工况的设计。

To optimize the body structure, transient response simulation in time domain under different cases in virtual environment is implemented for the first time.

为达到车身结构设计的最佳化而首次实现了在虚拟环境下模拟不同工况时的车身时域动态响应。

The method of line condition's calibration for vacuum in EGR valve was proposed.

提出了发动机负荷特性试验获取最佳EGR阀真空度的线工况标定方法。

Based on the ETA/VPG and LS-DYNA software platform and "vehicle-barrier-curve-road" integrated system dynamics model, in the research, the orthogonal experimental design method and the dynamic explicit finite element method were applied jointedly. The rear wheel elevation was considered as criterion for evaluation and six cross-sectional shape design variables were created. The application of L25 (5^6) orthogonal table for simulation and the use of SPSS statistical package help the variance analysis of simulation results, and the influence levels of various factors were studied to determine the optimal parameters of concrete barrier.

为此，以NJ型混凝土护栏尺寸参数为参考基础，以防撞等级为SS级的护栏为研究目标，以大型客车总质量为18t、碰撞速度为80km/h、碰撞角度为20°的碰撞条件为研究工况，基于eta/VPG及Ls-dyna软件平台及&汽车－护栏－弯道&一体化车－路系统动力学模型，联合应用正交试验设计方法及动态显式有限元方法，以客车后轮抬高量为考核指标，对控制弯道混凝土护栏截面形状的6个设计变量，应用L25(5^6)正交试验表安排仿真试验，借助SPSS统计软件包，对仿真试验结果进行了方差分析，找出了各因素对结果的影响程度，并据此确定了弯道混凝土护栏的最佳尺寸参数。

Since long, because of different requirements when working ,belt running leanly in movement ,the carrying idler's short service life, on-site maintenance big work load and so on many breakdown reasons and crucial understanding insufficiency, have made the carrying idler's function research and manufacture not be broken through, These make the carrying idlers to transport the material in inexpensive economic cost expense not to be able to obtain manifests fully, which is one that hasn't good solution of comprehensive technical difficult problem.

长期以来，由于对皮带托滚在输送机上所处不同工况性能要求，运行中存在皮带易跑偏，易损坏，托滚使用寿命短，现场维护工作量大等诸多故障原因及关键性认识不足，因而造成了对皮带托辊的功能研究和制造无重大技术突破，使皮带输送物料的最佳效果的低廉的经济成本费用未能得到充分体现，是一项没有得到较好解决的综合性技术难题。

A water model for simulation of 1050 mm mold is established to investigate the effects of SEN structure, casting speed, immersion depth and other parameters on the fluctuation of the liquid level in the mold, the impact depth of the steel stream and entrapping of the flux, and compare the influence of different structure parameters and operating parameters on the flowing field in the mold in order to find out the best suitable compromise between the structure parameters and the operating parameters and then...

针对 10 5 0mm× 15 0mm断面的结晶器，建立了水模型，研究浸入式水口结构、拉速、浸入深度等工艺操作参数对结晶器液面波动、流股冲击深度及结晶器钢液面保护渣卷入情况的影响，比较不同水口结构参数及操做参数对结晶器内流场的影响，从而找出结构参数与工艺参数间配合最佳的工况，为水口设计提供理论依据，并经优化的水口在实际中应用，使安钢第二炼钢厂的板坯退废率由 1.5 0 %降为0 。6 %。

Through the analysis of the distributions of cold pulverized coal concentration and the area of high concentration zone, it was concluded that the smaller the central air expanding angle was, or the later the secondary air interfused, the larger the area of high concentration zone was.

通过分析冷态煤粉浓度的分布及煤粉高浓度区域面积的大小，得到：中心管扩角越小，二次风混入越晚，冷态高煤粉浓度区域面积越大；一次风率为0.2、一次风速为15 m/s、直流二次风速为25 m/s时冷态高煤粉浓度区域面积较大，有利于降低NOx的生成；内二次风旋流开度减小较外二次风旋流开度减小对冷态高煤粉浓度区域面积的影响大；内旋流强度为1.35、外旋流强度为1.56为最佳的试验工况。

The software,emulation of earthwork for pipeline,is written with Borland C＋＋ Builder 4.The earthwork for pipeline is emulated through combination of runway,work condition and work sequence,meanwhile security of pipeline can be judged,maximum local repair length of pipeline can be computed,excavation plan of pipeline can be made,position of supporting tool can be optimized,assessing of the whole reburied pipeline can be made

用C＋＋语言在BorlandC＋＋Builder4平台上编制了埋地长输管道开挖土方施工仿真软件，软件通过运行方式、工况、大修顺序的组合模拟各种土方施工情况，可以判断管道是否安全，确定局部最大修复长度，优化开挖方案，优化支撑机具的最佳位置，对重埋后的管道做整体评价等。

The existing determining method of the optimum vacuum of condenser is only fit for the condition of that condenser is clean in tubes and vacuum system tightness is up to standard or the performance of air ejector is normal.

现有的凝汽器最佳真空的确定方法只适用于凝汽器水侧管壁清洁、汽轮机真空系统严密性正常或抽气设备运行性能正常的工况。

The combustion control techniques for reheating furnace are in order to search the optimal air fuel ratio, to improve the control precision of the temperature and the velocity.

加热炉燃烧控制技术，就是在各种燃烧工况条件下，找到合理的最佳空燃比，以提高炉温控制精度和加热速度。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。