標(biāo)題: Titlebook: Dynamics of Flexible Spacecraft; Department of Genera Peter W. Likins,Robert E. Roberson,Jens Wittenburg Book 1971 CISM Udine 1971 Dynamics [打印本頁] 作者: 投降 時(shí)間: 2025-3-21 17:41
書目名稱Dynamics of Flexible Spacecraft影響因子(影響力)
書目名稱Dynamics of Flexible Spacecraft影響因子(影響力)學(xué)科排名
書目名稱Dynamics of Flexible Spacecraft網(wǎng)絡(luò)公開度
書目名稱Dynamics of Flexible Spacecraft網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Dynamics of Flexible Spacecraft被引頻次
書目名稱Dynamics of Flexible Spacecraft被引頻次學(xué)科排名
書目名稱Dynamics of Flexible Spacecraft年度引用
書目名稱Dynamics of Flexible Spacecraft年度引用學(xué)科排名
書目名稱Dynamics of Flexible Spacecraft讀者反饋
書目名稱Dynamics of Flexible Spacecraft讀者反饋學(xué)科排名
作者: aneurysm 時(shí)間: 2025-3-21 23:13 作者: Oscillate 時(shí)間: 2025-3-22 02:12 作者: 代替 時(shí)間: 2025-3-22 06:59
https://doi.org/10.1007/978-3-7091-2908-1Dynamics; Spacecraft; dynamics; mechanics作者: absorbed 時(shí)間: 2025-3-22 12:42
Introductory remarks,many purposes during the last two decades it has been possible to model the spacecraft as a rigid bodies or gyrostats, or perhaps simple two-body systems. However, even from the earliest days of real satellites, cases have been known where non-rigid characteristics have dominated the dynamical behavior.作者: 不合 時(shí)間: 2025-3-22 12:58
Betilde Mu?oz-Pogossian,Tyler FinnAny portion of a vehicle which can reasonably be idealized as linearly elastic and for which “small” oscillatory deformations may be anticipated (perhaps in combination with large steady-state deformations) is called a ..作者: 不合 時(shí)間: 2025-3-22 17:48 作者: 馬賽克 時(shí)間: 2025-3-22 23:38 作者: 配置 時(shí)間: 2025-3-23 01:38 作者: CEDE 時(shí)間: 2025-3-23 07:55
Barycentric Vectors and Related Topics,The last equation of the previous lecture shows, with minor differences in notation, the form taken by Eq. 3 of lecture 10 when Eq. 1 of that lecture is solved for a and the result used to eliminate the attachment interaction forces from the rotational equations.作者: placebo 時(shí)間: 2025-3-23 11:49
Matrix Rotational Equations,We take up here with Eq. 9 of Lecture 12, and consider the last term ..作者: obscurity 時(shí)間: 2025-3-23 16:22 作者: defray 時(shí)間: 2025-3-23 18:37
Betilde Mu?oz-Pogossian,Tyler Finnmany purposes during the last two decades it has been possible to model the spacecraft as a rigid bodies or gyrostats, or perhaps simple two-body systems. However, even from the earliest days of real satellites, cases have been known where non-rigid characteristics have dominated the dynamical behav作者: refine 時(shí)間: 2025-3-23 23:09
María del Carmen Alanís Figueroagly, there is not a single correct approach to solution, but a spectrum of methods to be applied to a family of spacecraft idealizations. Although analysts will differ in their preference for various ways of formulating equations, one man choosing Lagrange’s equations, a second preferring Hamilton’s作者: mutineer 時(shí)間: 2025-3-24 04:10 作者: 建筑師 時(shí)間: 2025-3-24 10:29 作者: forthy 時(shí)間: 2025-3-24 12:58
Betilde Mu?oz-Pogossian,Tyler Finn. 2. In each of the figures 2a), 2b), 2c) the dynamical system is a single particle P of mass m, constrainted to move in a massless tube and elastically connected to a rigid structure b which has a prescribed constant inertial angular velocity ... (unit vectors b., b., b. are fixed in b). Springs wi作者: microscopic 時(shí)間: 2025-3-24 18:21
María del Carmen Alanís Figueroaways. In Section 2.3 on substructure equations, it was assumed in order to focus that the substructure was a finite element system and the adjacent body was rigid, but this is a very special case. The procedure to be followed in developing equations for systems of substructures depends very much on 作者: pellagra 時(shí)間: 2025-3-24 20:29
Nélida Archenti,María Inés Tulaor that solution, and these equations can always be used to provide matrix transfer functions among the variables, this approach is particularly fruitful when scalar transfer functions are extracted to relate the vehicle rotation about a given axis. Such transfer functions may be expected to provide作者: 采納 時(shí)間: 2025-3-25 01:47 作者: alcoholism 時(shí)間: 2025-3-25 04:30
a spacecraft characterized as a rigid body having attached a flexible appendage idealized as a collection of elastically interconnected particles. The appendage is permitted in the paper to be configured in a general fashion, but the special case of the planar appendage shown in Fig. 16 is adopted i作者: esculent 時(shí)間: 2025-3-25 08:18 作者: neolith 時(shí)間: 2025-3-25 14:21
y number of rigid bodies. It has a topological tree-structure. Its hinges of one, two or three degrees of freedom of relative rotational motion contain at least one point which is a fixed point on either one of the two bodies connected by the respective hinge. This point was called the hinge point. 作者: 拒絕 時(shí)間: 2025-3-25 17:54 作者: 外科醫(yī)生 時(shí)間: 2025-3-25 23:59 作者: Gourmet 時(shí)間: 2025-3-26 01:04 作者: 勤勞 時(shí)間: 2025-3-26 07:08 作者: BAN 時(shí)間: 2025-3-26 10:21
The influence of spin on mode shapes and frequencies,he only significant difference in systems 2a), 2b), and 2c) is in the steady-state load in the spring restraining the motion of P within the tube; in case 2a) this spring is in tension, in case 2b) it is unloaded, and in case 2c) it is in compression.作者: 難理解 時(shí)間: 2025-3-26 13:25
Applications, important relationships. Due to an unfortunate choice of variables, however, he did not arrive at a convenient form for the equations of motion. He considered the problem: Given the motion of the human body as a function of time, i.e. the angular positions, velocities and accelerations of its parts作者: 鍵琴 時(shí)間: 2025-3-26 17:36 作者: 深淵 時(shí)間: 2025-3-26 21:29 作者: Hay-Fever 時(shí)間: 2025-3-27 02:07
Substructure equations of motion,. and ..(. = 1,...,n) which represent the appendage unknowns, the equations of motion of the appendage ultimately consist of the 6n scalar second order differential equations of motion for the n nodal bodies. The present section, however, has the intermediate objective of providing an expression for作者: moratorium 時(shí)間: 2025-3-27 08:17 作者: 量被毀壞 時(shí)間: 2025-3-27 10:33 作者: allude 時(shí)間: 2025-3-27 14:29
Equations of motion collections of substructures,ways. In Section 2.3 on substructure equations, it was assumed in order to focus that the substructure was a finite element system and the adjacent body was rigid, but this is a very special case. The procedure to be followed in developing equations for systems of substructures depends very much on 作者: AGATE 時(shí)間: 2025-3-27 19:26 作者: 上腭 時(shí)間: 2025-3-28 01:05 作者: 連鎖,連串 時(shí)間: 2025-3-28 03:10 作者: 公社 時(shí)間: 2025-3-28 09:32 作者: Atheroma 時(shí)間: 2025-3-28 10:59 作者: 莊嚴(yán) 時(shí)間: 2025-3-28 16:15
Applications,fferent nature. When it was first developed in 1965 its authors had in mind an application to spacecraft. Some details of the mathematics in this case and a typical result will be shown after this introduction. Another filed for applications is found in the study of mechanisms. One aspect will be de作者: 極小量 時(shí)間: 2025-3-28 18:47
María del Carmen Alanís Figueroalysts will differ in their preference for various ways of formulating equations, one man choosing Lagrange’s equations, a second preferring Hamilton’s principle, and a third relying upon a Newton-Euler formulation, these differences are much less fundamental than the initial choice of a mathematical model of the vehicle.作者: 灌溉 時(shí)間: 2025-3-28 23:49
María del Carmen Alanís Figueroady was rigid, but this is a very special case. The procedure to be followed in developing equations for systems of substructures depends very much on the substructure models. Various approaches will be outlined here without detailed development.作者: BINGE 時(shí)間: 2025-3-29 07:09 作者: Prostatism 時(shí)間: 2025-3-29 08:38
n at least one point which is a fixed point on either one of the two bodies connected by the respective hinge. This point was called the hinge point. A tree-structure of n bodies has n?1 hinge points. The dynamical formalism to be developed must combine the following advantages:作者: PATRI 時(shí)間: 2025-3-29 14:56
-gain gyros) and actuator (gimbaled engine). It is this portion of the vehicle that will be considered the rigid body to which the flexible appendages (RTG, science, and magnetometer booms; antenna) are attached.作者: Rebate 時(shí)間: 2025-3-29 15:45 作者: 清唱?jiǎng)?nbsp; 時(shí)間: 2025-3-29 22:12
Substructure equations of motion, the interpolation function relating the variational deformation function . of a finite element to the variational deformations at its nodes, and in terms of this relationship providing expressions for the forces and torques applied to the nodal bodies by the adjacent finite elements.作者: acquisition 時(shí)間: 2025-3-30 02:54 作者: periodontitis 時(shí)間: 2025-3-30 07:53 作者: 門窗的側(cè)柱 時(shí)間: 2025-3-30 11:43 作者: Expressly 時(shí)間: 2025-3-30 13:06
Coordinate Transformations,... and . contained within q, and since any square matrix can be written as the sum of symmetric and skew-symmetric parts, the possibility of expression of these equations in the form of Eq. (64) is guaranteed by the symmetric character of the coefficients of . in the constituent equations.作者: Fsh238 時(shí)間: 2025-3-30 18:02 作者: 六個(gè)才偏離 時(shí)間: 2025-3-30 22:52
Mathematical modeling of spacecraft,lysts will differ in their preference for various ways of formulating equations, one man choosing Lagrange’s equations, a second preferring Hamilton’s principle, and a third relying upon a Newton-Euler formulation, these differences are much less fundamental than the initial choice of a mathematical model of the vehicle.
