introduction to finite element method ppt
Lecture Notes: Introduction to Finite Element Method (Chapter 2)
Ngày tải lên :
17/10/2013, 11:15
... called a nìn (square) matrix, and x and b are (column)
vectors of dimension n.
Lecture Notes: Introduction to Finite Element Method Chapter 1. Introduction
â 1998 Yijun Liu, University of Cincinnati ... elimination methods
ã Iterative methods
Positive Definite Matrix
A square (nìn) matrix A is said to be positive definite, if for
any nonzero vector x of dimension n,
x Ax
T
> 0
Note that positive definite ... dt
ij
=
∫∫
Lecture Notes: Introduction to Finite Element Method Chapter 1. Introduction
â 1998 Yijun Liu, University of Cincinnati 8
Row and Column Vectors
[ ]
v w= =
v...
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Introduction to finite element analysis using MATLAB and abaqus
Ngày tải lên :
08/01/2014, 12:58
... programming the finite element method.
In addition, MATLAB will allow the reader to focus on the finite element method rather than on the
programming details.
Programming the finite element method involves ... Linear Elastic Finite Element Analysis of Plates 385
11.4.1 FiniteElementFormulationforThinPlates 385
11.4.1.1 Triangular Element 385
11.4.1.2 Rectangular Element 387
11.4.2 FiniteElementFormulationforThickPlates ... makes it
particularly suited for programming the finite element method. In addition, MATLAB will allow the
reader to focus on the finite element method by alleviating the programming burden. Experience
has...
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The Finite Element Method Fifth edition Volume 1: The Basis Professor O.C. Zienkiewicz, CBE, FRS ppt
Ngày tải lên :
14/03/2014, 15:20
... leads us to the
đrst deđnition of the đnite element process as a method of approximation to con-
tinuum problems such that
(a) the continuum is divided into a ®nite number of parts (elements), ... help to introduce postgraduate students, researchers
and practitioners to the modern concepts of đnite element methods. In Volume 1 we
stress the relationship between the đnite element method ... through interelement discontinuity.
Elements which pass such a patch test will converge, and indeed at times non-
conforming elements will show a superior performance to conforming elements.
The...
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The Finite Element Method Fifth edition Volume 3: Fluid Dynamics.Professor O.C. Zienkiewicz, CBE ppt
Ngày tải lên :
14/03/2014, 15:20
... is to separate the ¯uid mechanics formulations and applications
from those of solid mechanics and thus perhaps to reach a dierent interest group.
Though the introduction to the đnite element method ... useful. It was only by results which turned out to be remarkably similar to
those obtained by the Petrov±Galerkin methods that we have deemed this method to
be a success. The same remark could be directed ... investigators familiar
with the đnite element method in general terms and introduce them to the subject of
¯uid mechanics. It can thus in many ways stand alone. However, many of the general
đnite element...
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PHÂN TÍCH DAO ĐỘNG HỆ TRỤC CHÍNH TÀU THỦY BẰNG PHƯƠNG PHÁP PHẦN TỬ HỮU HẠN * VIBRATION ANALYSIS OF PROPULSION SYSTEM OF SHIP BY FINITE ELEMENT METHOD
Ngày tải lên :
09/04/2013, 12:58
...
out in the modeling system. The numerical method is used to solve in this paper is finite element
method. The result of this paper verifies this method with the ship of 350HP.
Keywords: vibration ... involves to analyzing the vibration of propulsion system of ship. It includes three type of
vibration as longitudinal vibration, tranversal vibration and torsional vibration. Among of them,
torsional ... tính to n động
cơ đốt trong, NXB Giáo Dục, 1984.
PHÂN TÍCH DAO ĐỘNG HỆ TRỤC CHÍNH TÀU THỦY
BẰNG PHƯƠNG PHÁP PHẦN TỬ HỮU HẠN
*
VIBRATION ANALYSIS OF PROPULSION SYSTEM OF SHIP BY
FINITE ELEMENT...
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Tài liệu Chapter4 Introduction to the Cisco IOS ppt
Ngày tải lên :
10/12/2013, 16:15
... is 10
(略)
Router#terminal history size ?
<0-256> Size of history buffer
Router#terminal history size 25
Router#sh terminal
(略)
History is enabled,history size is 25
(略)
Gather ...
1.show history:显示最后输入的 10 条命令,默认是 10 条,可以修改该值
2.terminal history size:修改显示最后输入过的的命令的数量,默认是 10 条,最大是 256 条
3.show terminal:显示命令历史缓存大小,如下:
Router#sh terminal
(略)
History is enabled,history size ... connector
Bring Up an Interface
打开和关闭 1 个接口,分别使用 shutdown 和 no shutdown 命令,当你关闭某个接口的时候,使用
sh interfaces 命令可以查看接口状态,并且你将看到以下输出:
Router#sh int e0
Ethernet0 is administratively down,line protocol...
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Tài liệu Module 1: Introduction to SharePoint Portal Server ppt
Ngày tải lên :
10/12/2013, 16:15
... facilitates easy access to that information.
Methods for Organizing and Storing Documents
The methods used to establish storage locations can differ from one group to
another within an organization, ...
Portal Server to your own Web site.
iv Module 1: Introduction to SharePoint Portal Server
Module Strategy
Use the following strategy to present this module:
Common Obstacles to Implementing ... PowerPoint.
Module 1: Introduction to SharePoint Portal Server 15
Accessing external content. You can add content sources to a workspace to
provide access to external information,...
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Tài liệu A Concise Introduction to Data Compression- P2 ppt
Ngày tải lên :
14/12/2013, 15:15
... X to its successors in the tree (from left to right and bottom to top). If
the immediate successor has frequency F + 1 or greater, the nodes are still in sorted
order and there is no need to ... 268, and set it
to (116, 265, s). This is why the index needs to be stored.
8. Hash(,115) → 270. Array location 270 is set to (115, 270, ).
9. Hash(a,32) → 268. A collision! Skip to the next available ... on the right and its five leaves on the left. To assign the codewords, we arbitrarily
assign a bit of 1 to the top edge, and a bit of 0 to the bottom edge, of every pair of
edges. This results...
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Tài liệu A Concise Introduction to Data Compression- P3 pptx
Ngày tải lên :
14/12/2013, 15:15
... −1
⎞
⎟
⎠
.
TheelementsofC are decorrelated. The top-left element is dominant (it is also the
sum of the 16 elements of D). It contains most of the total energy of the original D.
The elements in the top ... www.verypdf.com to remove this watermark.
136 4. Arithmetic Coding
Today, we believe in the existence of atoms. If we start with a chunk of matter, cut it
into pieces, cut each piece into smaller ... image compression to a bi-level image
therefore means that the immediate neighbors of a pixel P tend to be identical to P .
Thus, it makes sense to use run-length encoding (RLE) to compress such...
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Tài liệu A Concise Introduction to Data Compression- P4 pptx
Ngày tải lên :
14/12/2013, 15:15
... compressed in a single left -to- right, top -to- bottom scan; (b) progressive mode where
the image is compressed in multiple blocks (known as “scans”) to be viewed from coarse
to fine detail; (c) lossless ... worldwide digital component video
standard. Y is defined to have a range of 16 to 235; Cb and Cr are defined to have a
range of 16 to 240, with 128 equal to zero. There are several YCbCr sampling formats,
such ... elements
become monotonically smaller) represents low frequency, and the bottom row (with
three elements that first go down, then up) represents high frequency. Given a three-
dimensional vector...
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Tài liệu A Concise Introduction to Data Compression- P6 pptx
Ngày tải lên :
14/12/2013, 15:15
... 5.5) has one large element (the DC) at its top-left corner and smaller elements
(AC) elsewhere. The AC coefficients generally become smaller as we move from the
top-left to the bottom-right corner ... “quantization” is to restrict
a variable quantity to discrete values rather than to a continuous set of values.” If
the data to be compressed is in the form of large numbers, quantization is used to
convert ... methods. (See also Vector Quantization.)
Semiadaptive Compression. A compression method that uses a two-pass algorithm,
where the first pass reads the input to collect statistics on the data to...
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