| 1. | Quadratic finite volume element method for the transient behavior of a semiconductor device 三维热传导型半导体问题的特征有限元方法和分析 |
| 2. | One dimension cubic finite volume methods and analysis for the transient behavior of a semiconductor device 半导体瞬态问题的一维三次有限体积方法及分析 |
| 3. | Finite volume methods along characteristics for the transient behavior of a semiconductor device of heat conduction 热传导型半导体瞬态问题的特征有限体积方法及分析 |
| 4. | A kind of upwind finite volume element method for the transient behavior of a semiconductor device with heat conduction 热传导型半导体瞬态问题的迎风有限体积元方法 |
| 5. | Finite volume element method along characteristics for the transient behavior of a semiconductor device of heat conduction 半导体瞬态问题的二次有限体积元方法及分析 |
| 6. | The modified upwind finite difference method for three dimensional problem for the transient behavior of semiconductor with heat conduction 三维热传导型半导体器件瞬态问题的修正迎风差分格式 |
| 7. | In this paper , using the three - state hopping model firstly , we discuss the characteristic time to reach the steady state for the potassium channel and illuminate the validation of the model to transient behaviors 另外,本文首次利用这一三态跳跃模型讨论了钾离子通道到达稳态的特征时间,说明这一模型的建立对暂态特征也是有效的。 |
| 8. | The paper ' s contents involve the following aspects : 1 based on the multi - loop method , this paper describes the construction of a mathematical model of salient - pole synchronous generators suitable for analyzing the transient behavior of internal faults in stator windings 本文针对发电机定子绕组内部故障暂态分析中存在的一系列问题,开展了研究工作,主要内容有: ( 1 )建立了凸极同步发电机定子绕组内部故障暂态计算的多回路数学模型。 |
| 9. | The mathematical model of multi - loop , which is improved through selecting new stator loops in this paper , can be used to simulate the transient behavior of external short circuit at machine ' s terminal and internal short circuit in the stator , not only under no - load condition with single machine but also under load condition connected to power network 本文改进了原来的多回路数学模型中对定子回路的选择,不仅可对同步发电机机端各种外部短路故障和单机空载下的各种定子内部故障进行暂态过程的仿真,还实现了负载时内部各种故障的暂态仿真。 |
| 10. | First of all , based on studying the transient behavior of refrigeration system , it was deduced of the mathematical models in the stable process of refrigeration system and brought to light of the heavy inertia , hysteresis coupling in refrigeration system . these results were comfirmed to be valid by a large number of experimented results . the second , to couter the characteristics of refrigeration system , reseached many control algorithms for working conditions 首先,在研究制冷系统动态特性的基础上,推导制冷系统稳定过程各主要变量间的定量关系,揭示了制冷系统的大惯性、相关性、滞后性,并进行了大量的实验加以验证;然后,针对制冷系统的特点,研究多种工况控制策略,提出d p转换的软实现概念,在此基础上,又提出了概率控制律,并将专家调节器应用于实际控制之中;最后,提供了整个压缩机测试系统的硬、软件实现? ? yzc - 500型制冷压缩机测试系统。 |