关于算法:图1中的数据来自于单一发动机固定条件的试验室测试结果。
Toward analgorithm: The data in Figure 1 were from a single engine underfixed test conditions in a lab.
利用神经网络拟合发动机飞行条件、状态与控制器参数之间的关系,验证了控制器在全飞行包线内的性能。
Using neutral networks, the relationship between engine flight conditions, states and the parameters of controller are fitted, and the controller characteristics in full flight envelope are verified.
新发动机将使ChinookMk 3飞机快速部署到阿富汗,并实现其在苛刻,高温和高度的飞行条件下的高可靠性。
The new engines will enable the Chinook Mk3 to be quickly deployed to Afghanistan, and to operate more reliably in its harsh, hot and high flying conditions.
使用机器人的图像传感器无条件地定位控制杆,以打开发动机盖(locate函数)。
Use the robot's image sensor to unconditionally locate the lever to open the hood (locate function).
但是,此类事故非常少见,因为发生这种事故的条件是艇上柴油发动机系统制造或维护状况很差,以及工程人员受过的培训和指导非常差劲,这才可能让事件失控。
But such an incident is rare, as it requires a poorly built or maintained diesel system on board, and a poorly trained and supervised engineering crew to allow something like this to get out of hand.
在建模过程中不但考虑了发动机转速与油门手柄位置的关系,还考虑了发动机转速与大气条件的关系。
Modeling relation not only engine speed and accelerograph's position but also engine speed and atmosphere condition in the process.
确定此系统的内部边界条件成为发动机传热研究的难点。
How to confirm the internal boundary condition is a difficulty for above fluid-solid coupling heat transfer system.
对五种不同燃烧室体积的脉冲发动机在小、中和大油门开度三种供油条件下测定其排放物。
The exhaust gas ingredients of pulse engines, with five different combustion chamber volumes, throttle valve at small, middle and wide opening positions respectively, are tested.
目前,交流电力测功机是进行发动机性能试验的重要装置,其优点在于试验条件容易控制,参数便于采集处理,测量精度较高。
AC electrical dynamometer is an important device for engine test with easy-controlled testing conditions, easy-collected and managed parameters as well as high measuring precision.
简述了飞航导弹任务剖面、约束条件的给定、导弹的重量组成以及涡扇发动机模型。
The mission section, the constrain conditions, the weight composition of the maneuverable missile, and the model of used in turbofan engine maneuverable missile were presented.
根据HS- 990型发动机缸内工作过程的特点,建立了缸内工作过程准维模型,并恰当地确定了计算的边界条件。
According to the characteristics of HS-990 engine, a quasi-dimensional model for in-cylinder working process is developed and the computational boundary conditions are correctly determined.
对于你们谁爱细节的人,你会注意到,空气压力的大小为发动机启动将随气候条件和机场海拔切实给你。
For those of you who love details, you will note that the amount of air pressure provided to you for an engine start will vary realistically with atmospheric conditions and airport elevation.
发动机改性条件下运作非股票被排除在延长流失的建议。
Engines operating under modified conditions (non-stock) are excluded from extended drain recommendations.
提出了在负载自适应条件下实现发动机功率与负载匹配的控制方法,揭示了液压系统节能的一种方法。
Under the condition of the adaptive load, we can achieve the controlling method of the engine power matching the load, which can be used as a method of energy-saving technology of hydraulic systems.
本文在全面分析微尺度条件燃烧所面临的各种困难的基础上,重点介绍了几种典型的微型发动机的研究概况。
Based on the extensively study of micro scale combustion difficulties, the research trends of some typical micro engines are emphatically introduced.
分析了低散热发动机的传热特点,运用经验公式确定了传热边界条件;
The heat transmiting character of the Low Heat Rejection Engine is analysed and the heat transmiting boundary conditions of the firebox are computed by experience formular.
假设温度减推力起飞的风扇转速由发动机相似条件计算。
The rotation speed of the fan under assumed temperature reduced thrust takeoff is calculated based on the analogical condition of engine.
试验结果表明,在保证推力不确定度优于1.0%的条件下,拉瓦尔喷管发动机高空模拟试验的模拟偏差容限约为14%。
The test result shows that maximum tolerance of the simulated ambient pressure deviation is about 14% under which the engine thrust uncertainty remains less than 1.0%.
通过严密的理论推导,得出了不同粉尘浓度条件下发动机的磨损与空气滤清器滤清效率的经验公式。
In this study, an empirical equation is derived which describes the relationship between engine wear and air cleaner efficiency under different dust con-centrations.
介绍了富氧环境下固体火箭发动机对绝热层性能的要求,以及在该特殊条件下对绝热层所开展的研究工作。
The ablative property requirements and the studies on the insulation layer of solid rocket engine in oxidizer rich environment were presented.
在现有技术和实验室条件的基础上,构建了一种具有较好通用性和扩展性的发动机ecuHILSS。
A sort of ECU HILSS for electronic control engine which based on existing technology is accomplished. The designed system has good versatility and expansibility.
使用辅助增压泵可降低贮箱压力,并提高发动机主泵的入口压力,以保证主泵在没有汽蚀的条件下可靠工作;
The pressure in rocket tanks and the pressure on the inlet of main pumps can be increased by using boost pumps, so as to ensure that the main pumps can work reliably without cavitation erosion.
确定上述固体、流体耦合传热系统的内部边界条件成为发动机传热研究的难点。
It is difficult to confirm the internal boundary condition for the above fluid-solid coupling heat transfer system.
建立发动机气门振动的运动微分方程,该模型杆端作支承运动,考虑阻尼和较复杂的边界条件。
Considering damping and complicated boundary conditions for the valve support movement, the dynamic equation of the valve vibration of engine is found.
全气候条件下保护发动机:科曼多粘度配方,可适合极冷极热苛刻条件下的最佳引擎保护。
Protect Engines In All Temperatures:Comma are multi-viscosity formulations. They provide optimum engine protection in both hot or cold temperature conditions.
排气扩压器的作用是将发动机排出燃气的部分动能转换成压力能,真实模拟发动机排气反压和环境压力条件。
The function of exhaust diffuser is to transform part of momentum energy of exhaust gases from engine into pressure energy to simulate actual exhaust back pressure and environment pressure.
从飞行条件转换到地面模拟条件,需考虑截断发动机的原则以及发动机的缩尺效应。
From the flight condition to the ground, it must obey the principles for the shorting and scaling model.
本文描述了新一代的8000和15000发动机的设计特点和性能敷据,这些发动机的效率在(34 ~ 35)%(简单循环,ISO条件)。
This paper describes the design features and performance data of new generation 8000 and 15000 engines. The efficiency of these engines is (34-35) % (simple cycle, ISO conditions).
本文描述了新一代的8000和15000发动机的设计特点和性能敷据,这些发动机的效率在(34 ~ 35)%(简单循环,ISO条件)。
This paper describes the design features and performance data of new generation 8000 and 15000 engines. The efficiency of these engines is (34-35) % (simple cycle, ISO conditions).
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