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 bond-graph theory 键合图(5)
 键合图
 Using bond-graph theory to establish systems' mathematic model is simple , convenience, obvious, accurate. 键合图理论用于系统的数学建模具有简单、方便、直观、精确等优点。 短句来源 In this paper, the bond-graph model of the system was established using bond-graph theory, then the state-space of the system was deduced. 本文首先利用键合图理论建立系统的键合图模型,然后推导系统的状态方程。 短句来源 A four-degree-of-freedom vehicle vibration model is set up based on bond-graph theory and the state equations are deduced. Selecting the minimum sum energy of vertical and pitching vibration and the energy needed to provide control force as the objective function, adopting the Linear Quadratic Gaussian(LQG) control strategy, the optimal control plus and the Kalman filter plus are obtained. 基于键合图理论建立了四自由度 1 /2车辆主动悬架的振动模型并推导出状态方程 ,以车身垂直振动、纵向角振动及控制总能量最小为目标函数 ,采用随机线性二次型高斯 ( LQG)控制 ,得到了主动悬架的最优控制增益和 Kalman滤波增益 . 短句来源 By the integration of the qualitative-model-based diagnosis method and the bond-graph theory that is effective on modeling dynamic systems,a qualitative bond-based fault diagnosis method for a large turbo-pump fed liquid-propellant rocket engine (LRE) is proposed. 结合基于模型知识的诊断推理方法和键合图理论在定性建模方面的优点,提出并研究了液体火箭发动机基于定性键合图模型的故障诊断方法。 短句来源 Based on the bond-graph theory, the bond-graph of water distribution systems studied is presented according to the dynamic structure. Then the system nonlinear state space equations are derived from the power bond-graph above. 基于功率键合图理论,将所研究的城市配水系统的动态结构绘制成功率键合图,从功率键合图推导出系统的非线性状态空间方程。 短句来源
 相似匹配句对
 Graph Theory. Graph Theory。 短句来源 Applications of Bond Graph Theory to Control Engineering 键图理论在控制工程中的应用 短句来源 Application of Bond Graph Theory in Vibration Analysis 键合图理论在振动分析中的运用 短句来源 On teaching graph theory 关于图论课教学的思考 短句来源 Application of Bond Graph Theory in Vibration Analysis of Vehicles 键合图理论在汽车振动分析中的应用 短句来源

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 This paper studied on the application of Power Bond Graph theory to analyse a complex hydraulic system.The article took hydraulic speed control system of the traction unit of MLS3-170 type shearer for an example,represents how to simplify the system with regard to a complexe system of a series of inputs and outputs Bund Graph, wrote out the equation of state and solved with computer at the same time,analyzed and discussed also. 本文应用功率键合图理论,以 MLS_(?)-170型采煤机牵引部液压调速系统为例,对于多输入多输出的复杂系统如何进行系统简化、建立功率键合图模型、列写状态方程以及状态方程的计算机求解等进行了分析与探讨。 In this paper,the SDOF and MDOF vibration of cam follower system arc discussed,theelastic deformation of cam shaft is taken into account.The method used is to construct thebond graph first,then to fred the state variables and to establish state equations and block di.agrams according to the bond graph theory.The laplace transform method is used.As for theSDOF case,the deviation of momentum of follower lumped mass from its theoretical motionfor four types of cam input motion is analysed,i.e.(1)constant... In this paper,the SDOF and MDOF vibration of cam follower system arc discussed,theelastic deformation of cam shaft is taken into account.The method used is to construct thebond graph first,then to fred the state variables and to establish state equations and block di.agrams according to the bond graph theory.The laplace transform method is used.As for theSDOF case,the deviation of momentum of follower lumped mass from its theoretical motionfor four types of cam input motion is analysed,i.e.(1)constant acceleration,(2)sine curve,(3)cycloid,and(4)cubic polynomial.As for the MDOF system,the procedure to find transferfunctions is given. 本文分析了当凸轮轴具有弹性变形时,单自由度与多自由度时凸轮从动体系统的振动。先建立键图。然后由键图理论出发,以凸轮位移(速度)作为输入变量,找出状态变量,列出状态方程,建立框图。对于单自由度还分析了当凸轮位移规律为(1)等加速度;(2)简谐运动;(3)摆线运动;(4)三次方多项式时由于振动使从动体质量块所具有动量的附加项(即实际与理论动量之间的偏离),所用的方法为拉氏变换。对于多自由度则说明了求各传递函数的途径。 Based on bond graph theory, the bond graph model of a vehicle vibration system with five degress of freedom, has been set up, the state equation derived and the dynamic simulation program established. In addition, the vibration responses of a light truck and a light crosscountry vehicle to a triangle obstacle excitation were calculated, the effect of suspension system parameters on vibration characteristics was analyzed. Finally, the comparison between the experimental results and the theoretical calculations... Based on bond graph theory, the bond graph model of a vehicle vibration system with five degress of freedom, has been set up, the state equation derived and the dynamic simulation program established. In addition, the vibration responses of a light truck and a light crosscountry vehicle to a triangle obstacle excitation were calculated, the effect of suspension system parameters on vibration characteristics was analyzed. Finally, the comparison between the experimental results and the theoretical calculations and the proposals for improving vehicle ride comfort performances were given in this paper. 本文应用键合图理论建立了汽车5自由度振动系统的键图模型并推导出状态方程。编制了动态仿真程序,计算了国产某轻型越野车和某轻型货车驶过三角形单个凸起时的振动响应,分析了悬架参数对振动的影响,指出了提高该车平顺性的途径。进行了轻型货车实车试验并将试验结果与计算结果做了对照,证明所选模型和所编程序是正确的和实用的。 << 更多相关文摘
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