virtual work method of structural analysis

paul levine - the midas method of technical analysis

... microenvironment of ripples and wisps of wind which relate to the particular dynamics of the stock itself.Relegating to a later article the important topic of the application of Midas methods to the ... credibility of the S/R hierarchy on thebasis of its manifest ability to bring a degree of order into the apparently random zigzag patterns of stock prices. One measure of the power of any scientific ... simultaneously does a good job of accommodating all of the pullbacks from the start of themove through the dip to 31 at a cumulative volume of about 3.3. (The subsequent penetrations of theTOPFINDER curve...

Fundamentals of Structural Analysis P1 docx

Danh mục: Kĩ thuật Viễn thông

... Plane Truss types 313. Method of Joint and Method of Section 33Problem 1. 43Problem 2. 554. Matrix Method of Joint 56Problem 3. 61Problem 4. 66Truss Analysis: Force Method, Part II 675. ... the slope-deflection method. The above description outlines the introduction of the two fundamental methods of structural analysis, the displacement method and the force method, and their applicationsto ... Acknowledging the fact that virtually all computer structural analysis programs are based on the matrix displacement method of analysis, the text begins withthe matrix displacement method. A matrix operations...

Fundamentals of Structural Analysis P2 doc

Danh mục: Kĩ thuật Viễn thông

... bedetermined. The resulting method of analysis is simple and straightforward and is veryeasy to be implemented into a computer program. As a matter of fact, virtually all structural analysis computer ... truss. A complex truss is best solved by the computer version of the method of joint to be described later. A special method, called method of substitution, wasdeveloped for complex trusses in the ... given loading case.PADEFP 31Truss Analysis: Force Method, Part I1. IntroductionIn the chapter on matrix displacement method of truss analysis, truss analysis isformulated with nodal displacement...

Fundamentals of Structural Analysis Episode 1 Part 1 docx

Danh mục: Kĩ thuật Viễn thông

... the slope-deflection method. The above description outlines the introduction of the two fundamental methods of structural analysis, the displacement method and the force method, and their applicationsto ... Plane Truss types 313. Method of Joint and Method of Section 33Problem 1. 43Problem 2. 554. Matrix Method of Joint 56Problem 3. 61Problem 4. 66Truss Analysis: Force Method, Part II 675. ... important in theunderstanding of the behavior of a structure and the development of a feel for it.The force method of analysis is then extended to beam and rigid frame analysis, almost inparallel...

Fundamentals of Structural Analysis Episode 1 Part 1 pptx

Danh mục: Kĩ thuật Viễn thông

... the slope-deflection method. The above description outlines the introduction of the two fundamental methods of structural analysis, the displacement method and the force method, and their applicationsto ... distribution of roof load to the plane trusses.A roof structure with two Fink trusses.BracingRafterPurlin Fundamentals of Structural Analysis S. T. Mau Truss Analysis: Matrix Displacement Method ... Plane Truss types 313. Method of Joint and Method of Section 33Problem 1. 43Problem 2. 554. Matrix Method of Joint 56Problem 3. 61Problem 4. 66Truss Analysis: Force Method, Part II 675....

Fundamentals of Structural Analysis Episode 1 Part 2 pot

Danh mục: Kĩ thuật Viễn thông

... bedetermined. The resulting method of analysis is simple and straightforward and is veryeasy to be implemented into a computer program. As a matter of fact, virtually all structural analysis computer ... and Method of SectionThe method of joint draws its name from the way a FBD is selected: at the joints of atruss. The key to the method of joint is the equilibrium of each joint. From each FBD,two ... 2.xy124m3m2m2m33m1321.0 MN0.5 MN 31Truss Analysis: Force Method, Part I1. IntroductionIn the chapter on matrix displacement method of truss analysis, truss analysis isformulated with nodal displacement...

Fundamentals of Structural Analysis Episode 1 Part 3 pps

Danh mục: Kĩ thuật Viễn thông

... kNRx1Ry1Ry3 Truss Analysis: Force Method, Part I by S. T. Mau40Solution. We shall illustrate a special feature of the method of joint.(1) Identify all force unknowns. The FBD of the whole structure ... kNFaFcFb534543x Truss Analysis: Force Method, Part I by S. T. Mau53(2) Method of joint.Joints used to solve for vertical web member forces.At each of the circled joints, the vertical ... Truss Analysis: Force Method, Part I by S. T. Mau35Solution. We shall give a detailed step-by-step solution.(1) Identify all force unknowns. The very first step in any force method of analysis...

Fundamentals of Structural Analysis Episode 1 Part 3 pps

Danh mục: Kĩ thuật Viễn thông

... kNABCDEFGHIJKLRAVRGVRAHxy Truss Analysis: Force Method, Part I by S. T. Mau52K-Truss analysis – vertical web members.Solution. We can use either the method of section or the method of joint, but the pre-requisite ... kNaABbc16 kN Truss Analysis: Force Method, Part I by S. T. Mau40Solution. We shall illustrate a special feature of the method of joint.(1) Identify all force unknowns. The FBD of the whole structure ... kNFaFcFb534543x Truss Analysis: Force Method, Part I by S. T. Mau53(2) Method of joint.Joints used to solve for vertical web member forces.At each of the circled joints, the vertical...

Fundamentals of Structural Analysis Episode 1 Part 4 pps

Danh mục: Kĩ thuật Viễn thông

... Principle of Virtual Work. It is often used in conjunction with the displacement method of analysis. Sincewe are developing the force method of analysis herein, we shall not explore theapplication of ... and sine of the orientation angle.iαiβRnPn Truss Analysis: Force Method, Part I by S. T. Mau564. Matrix Method of JointThe development of the method of joint and the method of section ... (12)whereδW = virtual work done by external forces upon the virtual displacement.δU = virtual work done by internal forces upon the virtual displacement.The application of Eq. 12 will produce...

Fundamentals of Structural Analysis Episode 1 Part 4 pptx

Danh mục: Kĩ thuật Viễn thông

... kN0.5 kN Truss Analysis: Force Method, Part I by S. T. Mau564. Matrix Method of JointThe development of the method of joint and the method of section pre-dates the advent of electronic computer. ... The method we shallintroduce is the unit-load method, the derivation of which requires an understanding of the concept of work done by a force. A brief review of the concept follows. Work and Virtual ... (left) and a case of virtual force (right).The additional work done is called virtual work in both cases, although they are inducedwith different means. The symbol for virtual work is δW, which...

Fundamentals of Structural Analysis Episode 1 Part 5 pdf

Danh mục: Kĩ thuật Viễn thông

... original problem. This method of analysis for statically indeterminate structures is called the method of consistent deformations.Example 17. Find the force in bar 6 of the truss shown, given ... amatrix force method formulation is of theoretical interest and its practical application isnot as common as that of the matrix displacement method. Details of the matrix force method can be ... Force∆o'∆ovjfjVj∆iPiDisp.External ForceFj Truss Analysis: Force Method, Part II by S.T.Mau83Displacement of node c of the primary structure due to the applied load.The displacement of node c due to the redundant...

Fundamentals of Structural Analysis Episode 1 Part 5 pps

Danh mục: Kĩ thuật Viễn thông

... amatrix force method formulation is of theoretical interest and its practical application isnot as common as that of the matrix displacement method. Details of the matrix force method can be ... ASystem B Truss Analysis: Force Method, Part II by S.T.Mau92 Truss Analysis: Force Method, Part II by S.T.Mau81Problem 5.(1) Find the horizontal displacement of node 2 of the loaded truss ... Truss Analysis: Force Method, Part II by S.T.Mau79Unit load for movement between node 2 and node 6 in the direction of 2-6, case (a).To find the rotation of bar 2, we can apply a pair of unit...

Fundamentals of Structural Analysis Episode 1 Part 6 doc

Danh mục: Kĩ thuật Viễn thông

... number of equilibrium equations. The differencebetween the two numbers is the degree of indeterminacy. The number of force unknownsis the sum of the number of reaction forces and the number of ... value of the load.(4) According to Eq. 2, the slope of the moment diagram is equal to the value of theshear, and the integration of the shear function gives the moment diagram. Beam and Frame Analysis: ... is an applied load (q≠0), the direction of change of the shear diagramfollows the direction of the load and the rate of change is equal to the intensity of theload. If a concentrated load is...

Fundamentals of Structural Analysis Episode 1 Part 6 pdf

Danh mục: Kĩ thuật Viễn thông

... number of equilibrium equations. The differencebetween the two numbers is the degree of indeterminacy. The number of force unknownsis the sum of the number of reaction forces and the number of ... degrees of indeterminacy.We can verify easily that each of the stand-alone trees is stable and statically determinate,i.e. the number of unknowns is equal to the number of equations in each of the ... thedegrees of indeterminacy of the original uncut frame.This simple way of counting can be extended to multi-story multi-bay frames withhinges: simply treat the conditions of construction of each...

Fundamentals of Structural Analysis Episode 1 Part 7 ppsx

Danh mục: Kĩ thuật Viễn thông

... rotation of a section is equal to the rotation of the neutral axis. The rate of change of angle of the neutral axis is defined as thecurvature. The reciprocal of the curvature is called the radius of ... kN-mL/2L/21 kN2aaa2Pa Beam and Frame Analysis: Force Method, Part II by S. T. Mau133Energy Method – Unit Load Method. The conjugate beam method is the preferred method for beam deflections, but ... BeamReactions2aaaP 121Beam and Frame Analysis: Force Method, Part II5. Deflection of Beams and FramesDeflection of beams and frames is the deviation of the configuration of beams and framesfrom their...