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  Basic Structural Dynamics
Posted by: apocalipse - 01-06-2013, 06:59 PM - Forum: Archive - Replies (1)

Basic Structural Dynamics


[Image: 40799033623460798890.jpg]

Authors:James C. Anderson, Farzad Naeim
ISBN: 978-0-470-87939-9
Hardcover
288 pages
August 2012

Description:
A concise introduction to structural dynamics and earthquake engineering

Basic Structural Dynamics serves as a fundamental introduction to the topic of structural dynamics. Covering single and multiple-degree-of-freedom systems while providing an introduction to earthquake engineering, the book keeps the coverage succinct and on topic at a level that is appropriate for undergraduate and graduate students. Through dozens of worked examples based on actual structures, it also introduces readers to MATLAB, a powerful software for solving both simple and complex structural dynamics problems.

Conceptually composed of three parts, the book begins with the basic concepts and dynamic response of single-degree-of-freedom systems to various excitations. Next, it covers the linear and nonlinear response of multiple-degree-of-freedom systems to various excitations. Finally, it deals with linear and nonlinear response of structures subjected to earthquake ground motions and structural dynamics-related code provisions for assessing seismic response of structures.

Chapter coverage includes:
Single-degree-of-freedom systems
Free vibration response of SDOF systems
Response to harmonic loading
Response to impulse loads
Response to arbitrary dynamic loading
Multiple-degree-of-freedom systems
Introduction to nonlinear response of structures
Seismic response of structures

If you're an undergraduate or graduate student or a practicing structural or mechanical engineer who requires some background on structural dynamics and the effects of earthquakes on structures, Basic Structural Dynamics will quickly get you up to speed on the subject without sacrificing important information.

More info:
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regards,
apocalipse

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  Design of Cold-formed Steel Structures: Eurocode 3: Design of Steel Structures. Part
Posted by: apocalipse - 01-06-2013, 06:49 PM - Forum: Eurocode (EC) - Replies (2)

Design of Cold-formed Steel Structures: Eurocode 3: Design of Steel Structures. Part 1-3 Design of cold-formed Steel Structures


[Image: 73365878719653821382.jpg]

ECCS - European Convention (Editor), Associacao Portuguesa de (Editor)
ISBN: 978-3-433-02979-4
Paperback
512 pages
October 2012

Description:
The book is concerned with design of cold-formed steel structures in building based on the Eurocode 3 package, particularly on EN 1993-1-3.
It contains the essentials of theoretical background and design rules for cold-formed steel sections and sheeting, members and connections for building applications.
Elaborated examples and design applications - more than 200 pages - are included in the respective chapters in order to provide a better understanding to the reader.

More info:
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apocalipse

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  The Mean Elastic Settlement of a Uniformly Loaded Area at a Depth below the Ground S
Posted by: miquan - 01-06-2013, 05:05 PM - Forum: Archive - No Replies

Dear all,

I'm looking for this paper for depth factor of Fox (1948)

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If someone have,please kindly share for me.
Thanks,
Miquan

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  Process of Approval of both Architectural and Structural plans
Posted by: hmwere - 01-06-2013, 03:40 PM - Forum: Free Discussion - Replies (3)

May we share here the process of approval of development plans ( both architectural and structural plans) in your respective countries by the respective authorities.

Thanks and regards

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  Download Directly From Letitbit & 7 premium days
Posted by: KhaLed-S.E - 01-06-2013, 08:30 AM - Forum: Free Discussion - No Replies

1- First step Registe here

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[Image: 48198068016852160174.jpg]

2- Activate account via mail

[Image: 64135463106945358669.jpg]

3- Complete registry and Copy link that i highlight

[Image: 42020594614037851620.jpg]


4- Activate by phone

[Image: 43636338460888578984.jpg]


5- Add it to firefox

[Image: 44198931980958167207.jpg]
Private Note:
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Add to other browser :

Google Chrome

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Opera

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My trial


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  AASHTO M 251-06
Posted by: pezhmankhan - 01-06-2013, 07:08 AM - Forum: Archive - No Replies

Dear Friends,
I need this document:

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  seismic design to EC8
Posted by: melkat - 01-05-2013, 03:40 PM - Forum: Journals, Papers and Presentations - No Replies

Seismic Design to EC8

Author: Dr. Jack Pappin | Size: 8.5 MB | Format: PDF | Quality: Unspecified | Year: 2012 | pages: 108

[Image: 61031327268376678908.jpg]


[Image: info.png]

The short Course on Seismic Design to EC8 by Dr. Jack Pappin, Arup, Hong Kong, 14th December 2012, The Institution of Engineers Malaysia, Petaling Jaya, Selangor.

Topics content
• Seismic hazard
• Site response / Liquefaction
• Design of buildings to EC8
• Foundation design to EC8
• Other ground effects

[Image: download.png]
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  STAAD.Offshore (Version: 03.00.01.02) Installation only
Posted by: sandeepb - 01-05-2013, 01:51 PM - Forum: Bentley Products - Replies (2)

STAAD.Offshore (Version: 03.00.01.02) Installation only

Size: 89 MB

[Image: info.png]

Automatic Wave Load Generation and Design for Offshore and Floating Structures

Overview
STAAD.Offshore is comprised of two primary modules: wave load and transport.

Wave Load Module

The wave load module calculates wave loads on structures using either stream function, Stokes 5th Order theory, AIRY theory, or a user defined grid wave. The program generates STAAD.Pro loading data for the stiffness analysis. The wave load module computes the wave loading intensities due to wave and/or current effects along the submerged portion of the structural members and appurtenances below the wave surface profile, relative to the local X, Y, Z and global X, Y, Z axes. The wave loadings are summed at the joints for each member using simple beam theory from which the total structure base shear and overturning moments are calculated.

The wave can be stepped through the structure in any specified direction over a range subdivided into equal internals using either phase angles or length units. The interval is specified by giving the start and finish positions of the wave crest relative to the structure mud line axis and a step interval.

The wave force co-efficients, drag, and added mass, can be specified independently for each member or using member range. The coefficients are relative to the member local co-ordinate system.

Marine growth and current velocity profiles are specified relative to the mean water level and are described as a discrete set of data points. The magnitude of the current at other elevations is determined by direct interpolation or extrapolation of the data. Alternatively, current flow continuity can be selected. The marine growth is only applied to the members within the profile range that is specified.

The program computes the wave surface profile, wave celerity and wave length. The wave loading intensity along the members is assumed to be linear varying over a segment length. The accuracy is controlled by the user by specifying the appropriate number of segments along the members or by using the auto-segmentation option.

The program generates STAAD.Pro loading data comprising of equivalent simple beam joint loads for buoyancy, wave loading intensities on structural members, and joint loads for wave loading on appurtenances. The structures deadweight can be generated by STAAD.Pro. Other output files include the structure base force summaries. There is an option in the program to neglect the overturning moments at the base that are caused by the vertical forces. This allows the vertical wave force effects to be quantified. The wave forces are calculated from Morison’s equation using either stream functions, Stokes 5th Order, or Airy linear theory, to compute the particle velocities and accelerations, or a user defined grid of velocities and accelerations.

Transport module

The transport module can calculate the inertia forces due to motion accelerations, consisting of any combination of the 3-translational and 3-rotational degrees of freedom. The inertia loads can either be lumped at the nodes, or distributed along the members. The program generates a complete STAAD.Pro input file consisting of basic load cases for the inertia loadings on the structure, together with the STAAD.Pro commands necessary to perform analysis, output displacements, reactions, and member end forces.

Motion loads can be generated in all six degrees of freedom (DOF), and combined, to form basic STAAD.Pro load cases. The DOF motions in a load case can be added or subtracted by specifying a directional load factor, such as -1.2, 1.0 and so on; a factor greater than 1.0 would signify a correction factor being applied to the generated load. If gravity tilt loads are to be generated then the global Y axis must be set vertically upwards. Also, in respect to vessel motions, a suitable axis convention would be to set the global Y axis vertical with the global X axis in the direction of the vessel longitudinal axis.

This convention gives the following correspondence between each DOF in terms of ship motions. Thus, for example, using directional load factors it is possible to form load cases comprising of heave + roll, or heave - roll and heave + pitch, or heave - pitch, to determine the maximum member forces at all positions within a structure.

[Image: homepage.png]
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  STAAD.Pro V8i SELECTseries 4 Patch
Posted by: sandeepb - 01-05-2013, 01:43 PM - Forum: Bentley Products - Replies (2)

STAAD.Pro V8i SELECTseries 4 (20.07.09.21) - Trial Version

Size: 450 MB
[Image: screen.png]

[Image: 99391905323929324470.jpg]

[Image: tips.png]

STAAD.Pro V8i SELECTseries 4 (20.07.09.21)

STAAD.Pro V8i SELECTseries 4 Patch Release:

In August this year, we released SELECTseries 4 of STAAD.Pro V8i. The
main enhancement included in this release was the introduction of the latest
AISC 360-10 steel design code. However, this did not include a few features
that were found to be required by many users that use the AISC code and has led
to production of a new patch release which is now available on the Bentley
SELECT servers. The key issues addressed include:-
1.Deflection Checks,
Enhanced over other AISC deflection checks in that a design will only perform
deflection checks on those load cases classified as SERVICABILITY.
2.Automatic profile selection.
3.Slenderness
Optional checks added with the MAIN and TMAIN parameters
4.Single angle section
Design about both principal and geometric axes.

[Image: homepage.png]
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  Warehouse (gable Frame) calculation notes and drawings
Posted by: Administrator - 01-05-2013, 12:50 PM - Forum: Calculation Notes & Analysis Files - Replies (5)

Warehouse (gable Frame) calculation notes and drawings

Size: 6.22 MB | Format: PDF | Quality: Original preprint | Year: 2010

[Image: 18353401724083823300.png]

[Image: 22112918257497452518.png]

[Image: 39992787887656111088.png]


[Image: info.png]

Calculation notes of a gable-steel-frame, with construction drawings.
This is real building and drawings that all documents has been officially issued and approved.
I share it with you,


[Image: download.png]
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[Image: comments.png]
Please do not share it with others, and it is for your personal use only.


[Image: password.png]
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