• 本文首次底部排气应用于导弹,结合具有常规气动布局超声速导弹进行了底部排气方案设计,采用一种“底窝器”来提高进气道整流罩的底部压强,并进行风洞实验验证

    Then, the base bleed method is introduced on a general supersonic missile to decrease the base drag of the inlet cowl for the first time and is validated by wind tunnel test.

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  • 应用有限容积发动机排气系中的气体流动模拟计算。

    FVM method was applied to simulate the unsteady gas flow in manifold of diesel engine.

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  • 介绍排气系统非定常流FVM-TVD(总残差减少有限体积)。

    In this paper, a FVM-TVD method for simulation of one-dimensional unsteady flow in inlet and exhaust manifold of ICE has been constructed.

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  • 利用有限元分析了某核电站排气钢塔固有振动特性,即一阶、阶振动频率

    The finite element method is used to analyse the natural vibration of a exhaust chimney with steel structure in a nuclear power plant, such as the first, the second frequency and their model.

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  • 管内流体流量温度相关测量进行理论分析柴油机排气温度脉动信号进行相关处理,得出相关流量。

    The theoretical analysis is performed for in tube flow measurement by correlation methods, and the correlation flow is obtained from analyzing stochastic temperature signals of diesel gas.

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  • 建立汽车排气消声器声学分析模型采用有限元边界元排气消声器的传递损失进行了仿真分析和试验测试。

    The acoustic analysis model for an automotive exhaust muffler is built, and the transmission loss of exhaust muffler is measured by test and also simulated by using both FEM and BEM.

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  • 理论上分析燃煤锅炉不用添加剂排气同时,达到除尘脱硫脱一氧化氮效果介绍了该净化的特点。

    It theoretically analyzes the result of the purification method for removing dust, sulfur and NO without using any addictive, and expounds the characteristics of this purification method.

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  • 排气总管振动有限单元

    Exhaust manifold, Vibration, Finite element method;

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  • 北美日本等国家,ABS传感器齿圈、不锈钢排气 兰为代表的粉末冶金4XX系列 不锈钢零件,已成功打入汽车零件市场

    Tone wheels working with ABS sensor and exhaust flanges made from PM 4XX series stainless steel are available in the automotive part market in North America and Japan.

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  • 摩托车排气污染物测试分析系统进行工况分析不可缺少设备因此应建立完善的标定程序

    The test analysis system for motorcycle emissions is a necessary device when the code method analysis is carried out, therefore a perfect calibration program should be established.

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  • 发明涉及一种用于测量内燃机排气废气温度的方装置

    The invention relates to a method and a device for measuring the temperature of an exhaust gas flow in an exhaust line of an internal combustion engine.

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  • 本文介绍了桑塔纳”轿车工况测量排气污染物排放结果

    The measuring results of Santana's emission tested by model emission test method have been introduced in this paper.

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  • 更快更容易通风探测而且运作非常良好尤其是一些物种凯门鳄探测排气可靠一个经验

    The popping method is easier and quicker than probing the vent, and works very well in some species especially caimans, but probing the vent is more reliable when done by an experienced person.

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  • 通过对比试验方研究了我国IM195工况我国国家标准GB18352.2-2001中的新车型式认证工况排气检测工况城市工况工况相关性

    With the comparison experiment, it validated the correlation between IM195 test mode and type approval test mode of China (GB18352.2-2001), city test mode and short test mode.

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  • 采用坐标空度描述了排气复杂结构,开发了排气缸三维网格自动生成软件。

    The complex structure of exhaust hood is described by body fitted coordinates and porosity.

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  • 本文根据种国产摩托车排气污染物底盘测功机工况测试结果建立相应数据库

    Depending on chassis dynamometer test results from more than 100 motorcycles a relative database has been set up.

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  • 基于排气背压判断DPF再生时机阐述其再生控制原理

    Based on method of exhaust back-pressure to judge DPF regeneration time, working principle of regeneration control system was introduced.

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  • 利用传递函数分析某汽车排气系统挂钩局部固有频率发现一些排气系统挂钩固有频率偏低

    According to local inherent frequency of exhaust hanger systems calculated with transfer function method, it is found that the frequencies of some exhaust hanger systems are low.

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  • 利用传递函数分析某汽车排气系统挂钩局部固有频率发现一些排气系统挂钩固有频率偏低

    According to local inherent frequency of exhaust hanger systems calculated with transfer function method, it is found that the frequencies of some exhaust hanger systems are low.

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