用非稳态仿真验证了流体经过旋转叶轮结构和稳压罐后,在出口处能达到平稳流动状态。
It is proved that the fluid through the structure of rotating impeller and tank regulator can achieve a smooth flow state at the exit by making use of unsteady state simulation.
在常用于稳态仿真的容积法模型基础上,结合曲柄连杆机构的动力学模型,建立了二冲程柴油机的扭矩预测模型。
Based on control volume model often used for steady state simulation and crank-connecting rod model, a torque generation model for a two-stroke diesel engine was established.
本文利用已建立并通过实验验证的空气源热泵机组稳态仿真数学模型,对机组在新工况与常规工况下的低温稳态特性进行了计算机仿真。
A general steady-state simulation model was presented for predicting the performance of air source heat pump unit in low ambient operating conditions.
经计算机仿真表明,新算法与原算法相比,收敛性能有所改善,收敛速度加快,稳态剩余误差减小。
Computer simulation shows that the improved algorithm has better convergence performance than the conventional algorithm. It can speed up convergence rate and decrease state residual error.
仿真结果表明,新的算法比传统的算法有好的性能和小的稳态剩余误差,并且大大减少了计算复杂度。
The simulation results show that the new algorithm has better performance, less steady residual error and lower calculation complexity than conditional ones.
并进行了仿真研究,结果表明,基于稳定性而设计的模糊控制系统不仅具有良好的动态及稳态的性能,而且具有很强的抗扰能力。
The simulation results show that fuzzy control systems which are designed based on the stability have not only good dynamic and steady state feature but also strong rejection ability to disturbances.
经计算机仿真与理论分析表明,该算法与传统恒模算法相比,收敛速度加快,稳态剩余误差减小。
Computer simulations and theory analyses show that the proposed algorithm can speed up convergence rate and decrease state residual error compared with conventional CMA blind equalization algorithm.
仿真结果表明在稳态时功率因数接近于1(0.99),验证了给出的励磁电流的控制方法、四象限开关表的正确性。
The simulation results show that the power factor approaches to 1 (0.99) at stable state, and the exciting current control method and switches table in four quadrants are correct.
理论分析和计算机仿真实验均表明,新算法与传统的恒模算法相比,具有更快的收敛速度和更小的稳态剩余误差。
The theoretical analysis and the simulation results proved to show that the new algorithm has improved performance of the convergence speed and residual error than traditional CM algorithm.
对由粉碎作业和分级作业构成的闭路粉碎流程,可用循环收敛法进行流程稳态的仿真计算。
For a closed-circuit comminution process composed of comminution and classification operations, the steady-state can be calculated by means of simulating the process with converging locked-cycles.
仿真结果表明,采用改进模糊控制方案的系统响应快,稳态精度高,并保持了较强的鲁棒性,控制效果较为理想。
The simulation results showed that the modified controller with the satisfied control effect had the characteristics of quick response, high stability accuracy and good robustness.
在理论分析的基础上制定了PID反馈控制和数字补偿相结合的控制策略,并对该控制系统的动、稳态特性进行了仿真分析。
According to theoretical analysis, a control strategy combining PID-feedback control with digital-compensation was proposed and its performance was analyzed through simulation.
在引入故障影响因素的情况下,针对液体火箭发动机中常见的典型故障模式进行稳态故障效应仿真和分析,为该发动机的故障检测与诊断工作奠定了基础。
Then the variation of main engine parameters were analysed based on the simulation results. This work laid the foundation for fault detection and diagnoses of this engine.
计算机仿真表明,该算法实现简单,收敛效果好,稳态剩余误差小,其性能优于已有的一些同类算法。
Simulation results show that the proposed algorithm has better performances with low complexity, fast convergence and small steady residual error than the same algorithm.
仿真结果表明,该系统具有响应快、稳态精度高、鲁棒性强等优点,能很好地应用于磨削加工的质量控制。
The results of simulations show that this system has rapid response speed, high steady state accuracy and good robustness. it can be applied to the grind manufacturing very well.
以某型飞机环境控制系统为例,利用该模型库构建了环控系统完整的全流量仿真模型,并给出稳态计算结果和动态响应分析。
The example of ACES full simulation model is spliced using the simulation model library and steady simulation result and dynamic process analysis is given in this paper.
二区域四机的仿真结果证明施加这种控制策略的电力系统稳定器抑制振荡能力更强,进入稳态时间更短。
Simulation results in two-area four-machine proves that power system stabilizer under this strategy has stronger capacity of checking shocks and becomes stable more quickly.
采用PHEONICS数值仿真软件,对热电冰箱的无负载瞬态工作、有负载稳态和瞬态工作时箱内温度场和流场进行了数值模拟。
In steady and transient state, air temperature field and flow field inside the thermoelectric refrigerator, loaded and no loaded, are calculated by using a CFD software PHEONICS.
本文采用数字求解,并用所得出的状态空间模型对同步电动机步进运动的稳态特性进行了仿真研究。
The solutions are found by computer and the steady -state characteristics of synchronous motor on step motion are simulated and analyzed by using these state space models.
以流体力学三大守恒方程为基础,建立了等温和非等温条件下的燃气管网稳态和动态仿真理论模型。
The theoretical dynamic simulation models for stationary flow and transient flow under the isothermal and non-isothermal condition are set up based on the three conservation equations.
通过对履带车辆转向过程的分析,建立了电传动履带车辆稳态转向的数学模型,并进行了仿真研究,为电传动系统的参数设计提供了理论依据。
Based on the analysis of the steering performance of a tracked vehicle, a steady mathematic model for simulating the steering process is set up and simulated in this article.
所建立的数学模型可仿真轴带发电机系统的正常及非正常工况,达到了较高的稳态和动态仿真精度。
The mathematical models can describe the normal and abnormal running processes of the shaft generator system and get a better simulation accuracy under whether stable or dynamic running condition.
基于两相流体网络,建立了针对具有复杂流路布置的翅片管换热器稳态通用分布参数仿真模型。
A general steady distributed parameters model of fin-and-tube heat exchanger with complex refrigerant circuits was developed based on two-phase fluid network.
建立了硬质合金烧结-热等静压炉内传热的三维非稳态数值仿真模型,对炉内的温度场进行仿真与优化。
A three dimensional unsteady numerical model of cemented carbide sinter-HIP furnace was established. The temperature field was simulated and optimized with this model.
仿真结果表明,该控制方法比传统PID控制更好的改善了系统的动态性能,提高了稳态精度。
Simulation show that this control method can improve the system's dynamical performance and its static accuracy in comparison with the traditional PID control.
理论分析和计算机仿真实验均表明该算法与传统的恒模算法相比,都具有更快的收敛速度和更小的稳态剩余误差。
Theoritical analyse and computer simulation both shows the new one has faster convergent speed and less steady error than traditional constant-modulus algorithms.
仿真结果表明,该控制方法比传统PID控制更好的改善了系统的动态性能,提高了稳态精度。
The simulation results indicate that this control method can improve the systems dynamical performance and enhance its static precision contrasting than the traditional PID control system.
通过计算机仿真结果表明,这种模糊增益调整PID控制器比常规pid控制器有更好的控制效果,大大改善了系统的动态和稳态性能。
Computer simulation results show that the fuzzy PID gain setting control method is superior to current PID control, and greatly improves the dynamic capability and stabilization capability.
仿真实验结果表明,具有自适应神经网络的模糊推理系统控制的异步电机矢量控制系统不仅动态和稳态性能都得到提高,而且具有较强的鲁棒性。
Simulation results show that the induction motor vector control system with adaptive neuro-fuzzy inference system can improve the static and dynamic performance of the motor and has good robust.
仿真实验结果表明,具有自适应神经网络的模糊推理系统控制的异步电机矢量控制系统不仅动态和稳态性能都得到提高,而且具有较强的鲁棒性。
Simulation results show that the induction motor vector control system with adaptive neuro-fuzzy inference system can improve the static and dynamic performance of the motor and has good robust.
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