shaking table design

Senior Design Project - Shake Table - YouTube

Dec 2, 2014 ... Hi, this is a nice setup and I'd be curious if you'd be willing to discuss some details for what you used here, and the lessons you learned while working with this? Thanks in advance!. Read more. Show less. Reply 1 2. Nazrim Shamsudin3 months ago. may I know how do you program the shaking table with...

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Design, Scaling, Similitude, and Modeling of Shake Modeling of ...

Topics Covered. • Overview of shake-table test considerations. • Dimensional analysis. • Similitude law. Similitude law. • Scaling and design of test structures. • Modeling of test structures. • Case Study: Shake Table tests of an infilled y frame. Shake Table Training Workshop 2010 – San Diego, CA...

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Design and development of a seismic shaking table for evaluation ...

The aim of this project is to design and develop a seismic shaking table for analysing and evaluating the performance of elastomeric bearings. The methodology employed is to generate analog voltage signals in the same ratio of the original earthquake displacement data through Arduino microcontroller for the pneumatic...

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The design, construction and testing of a simple shaking table for ...

Jan 1, 1997 ... Shaking tables are widely used in commercial mines but have found little use by small-scale miners due to their relatively high cost. The purpose of this phase of the project was to design, construct and test a cheap, simple shaking table that could be produced for use by small-scale miners in developing...

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Diagonal Plane Shaking Table Design - 911 Metallurgist

Jul 19, 2017 ... Recent experiments indicate that the usual type of gold concentrating-table is not only poorly adapted to produce the desired results, but also is based upon an incorrect principle, namely, the use of riffles to perform the work of stratifying the various minerals. We have heard a good deal about riffles for...

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The design, construction and testing of a simple shaking table for ...

Jan 14, 2010 ... Mitchell, C.J.; Styles, M.T.; Evans, E.J.. 1997 The design, construction and testing of a simple shaking table for gold recovery: laboratory testing and field trials. Nottingham, UK, British Geological Survey, 51pp. (WC/97/061) (Unpublished). Before downloading, please read NORA policies.

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Wilfley shaking table

Project ti tlr : Mitigation of mining-rela ted mercury pollution iiazarcis. Project reference : R6226. Riblwgruphic refi:wicti : C f Mitchell! M T Styles & E. ] Evans. The design, construction and testing of a simple shaking table for gold recovery: Laboratory testing and field trials. BGS Technical Report h7C\97i61. 0 NERC 1997.

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DIY Shake Table

DIY Shake Table. Lab Related Activity: Engineering for Earthquakes. 201 S. Market St. San Jose CA. 95113. 1-408-294-8324 thetech.org. This activity is meant to extend your students' knowledge of the topics covered in our Engineering for. Earthquakes lab. Through this activity, students will practice engineering design...

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Design of a low-cost servo-actuated shaking table ... - AIP Publishing

Design of a Low-Cost Servo-Actuated Shaking Table for. Simulating Ground Motions with Strong Vertical. Component. EfstratiosTsolakis1. National Technical University of Athens ,Laboratory of Machine Design. Abstract. This article proposes a new set of configurationsfor the construction of a low cost servo-actuatedshake...

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Shaking Tables, Knudsen Bowl - Mineral Technologies

Gravity Seperation Equipment. mdlogoonly. 'Gemeni' Shaking Tables. For gold operations we design and manufacture the MD Gemeni range of Shaking Tables. Specifically designed to produce a gold concentrate that can be directly smelted to bullion, the Gemeni Shaking Tables are a cost effective solution. The 'Mk2'...

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Optimal Design and Hybrid Control for the Electro-Hydraulic ... - MDPI

Aug 5, 2016 ... Keywords: dual-shaking table; system optimal design; synchronization and tracking control; adaptive sliding mode control; feed-forward inverse control; observer-based compensation. 1. Introduction. The electro-hydraulic earthquake simulation shaking table is the most important piece of equipment for...

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Detail design and construction procedure of laminar soil containers ...

The objective of the scale-modeling procedure for this test program is to achieve “dynamic similarity,” where model and prototype experience homologous forces. For this purpose, adopted methodology by Meymand (1998 Meymand, P. J. 1998, Shaking table scale model...

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DESIGN IMPLICATIONS OF A LARGE-SCALE SHAKING TABLE ...

Mar 1, 2015 ... A full-scale, four-story, reinforced concrete building designed in accordance with the current Japanese seismic design code was tested under multi-directional shaking on the E-Defense shake table. A two-bay moment frame system was adopted in the longer plan direction and a pair of multi-story walls was...

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Shake-table test on a four-storey structure with ... - Infoscience - EPFL

Swiss design codes provide indications on the choice of the force reduction factor q or on the. Shake-table test on a four-storey structure with reinforced concrete and unreinforced masonry walls. M. Tondelli1, S. Petry1, S. Peloso2, K Beyer1. 1 Earthquake Engineering and Structural Dynamics Laboratory (EESD), School of...

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RESEARCH ARTICLE Shake Table System: A ... - Ingenta Connect

Shake tables or earthquake simulators are used extensively in seismic research especially in structural testing. They are used in verifying the earthquake performance by simulating the motions of earth ground. A typical shake table consists of the mechanical structure, the type of actuator to be used and the design of control.

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How To Build and Operate Shaker Tables | Suspension (Vehicle ...

In other words he invented a machine that was cheap and easy to build and operate. His invention was called the Rittinger Percussion Table and almost every other Shaker Table made today is based upon his original design ideas, which were genius in their simplicity. Figure 1. 2. Shaker Tables Figure 1 illustrates a side...

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Shaking Table Study on Displacement-Based Design for Seismic ...

This paper presents the experimental and analytical results of a shaking-table study on the elastic and inelastic behavior of a 2 / 3 -scale three-story steel structure retrofitted by the nonlinear viscous dampers. The properties of the dampers used in the test are designed based on the displacement-based design procedure.

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Shaker Tables for Processing Hard Rock Ores - - ICMJ's Prospecting ...

Different table designs are made by some manufacturers for coarse or fine grinds of ore, or for roughing versus finishing treatment of ores. The deck sizes on commercially manufactured shaker tables range from units only 30 by 18 inches for small laboratory testing models up to large production tables up to 15 feet long for...

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Detail design, building and commissioning of tall building structural ...

Nov 11, 2015 ... model. Therefore, in this study, a comprehensive procedure for design, building and commissioning of scale tall building structural models has been developed and presented for practical applications in shaking table test programmes. To validate the structural model, shaking table tests and numerical time...

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Shaking table model test on Shanghai World Financial Center Tower

Sep 12, 2006 ... The aspect ratio of height to width also exceeds the stipulated limit of 7 for seismic design intensity 7. A 1/50 scaled model is made and tested on shaking table under a series of one and two-dimensional base excitations with gradually increasing acceleration amplitudes. This paper presents the dynamic...

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STRUCTURE magazine | Pioneering Shaking Table Continues to ...

However, technical uncertainties and economic constraints related to then-available servo-valves, hydraulic actuators and control systems, the desired operational displacement limits of the table, and the ability to limit overturning rotation and flexure of the table, resulted in the design and construction of a prototype shaking...

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Teacher Workshop 1: Shake Table | Questacon - The National ...

This activity is a guide for running a shake table activity with your students, based on Questacon Smart Skills Teacher Workshop 1. Curriculum links are provided at the end of this document, but this hands-on design thinking activity is suitable for students from year 6 to 9. In this workshop, participants use simple materials to...

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SHAKE TABLE - John C Lahr

Construction details are posted for two shake table designs. To demonstrate the need for a diagonal element to give a wall shear resistance, I use 6-inch long pieces of wood or plastic with magnets mounted at each end. I have attached Velcro to the platform and mating Velcro to a "base block." The base block has magnets...

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1 SHAKING TABLE MODEL TEST OF A SUPER ... - cosmos-eq.org

In this paper, a shaking table model test of a 1/35 scale model of a super high-rise building with setbacks in elevation is introduced, including the structural system characteristics, model material selection, similitude relationship and simplification of the model design. By analyzing the dynamic property, acceleration and...

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Chapter 5: Shake Table Test | Seismic Design of Geosynthetic ...

Read chapter Chapter 5: Shake Table Test: TRB's National Cooperative Highway Research Program (NCHRP) Web-Only Document 187: Seismic Design of Geosynthe...

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Shaking table test and dynamic response prediction on an ...

This paper presents the results from shaking table tests of a one-tenth-scale reinforced concrete (RC) building model. The test model is a protype of a building that was seriously damaged during the...

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Materials For Shaker Tables - Granta Design

Materials For Shaker Tables. Shakers, if you live in Pennsylvania, are the members of an obscure and declining religious sect, noted for their austere wooden furniture. To those who live elsewhere they are devices for vibration-testing. This second sort of shaker consists of an electromagnetic actuator driving a table,...

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Pei leads team simulating 6.7 earthquakes on massive shake-table ...

Jul 14, 2017 ... Engineering researchers are putting an innovative two-story structure made of cross-laminated timber (CLT) panels through a series of seismic tests to gather scientific data that will enable design of mass timber buildings that can survive large earthquakes with little or no repair. Colorado School of Mines...

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Shake Table Facility - Columbia University

The Department of Civil Engineering and Engineering Mechanics has recently acquired a medium-scale shake table facility to conduct experimentation in structural ... Figure 2. Design Spectrum of the Columbia Univ. Shake Table for 2-ton Payload. (Actual Performance Exceeds Design Spectrum). Summary of Key Features...

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Experimental Study using Earthquake Shake Table - IRJET

in the form of dampers. As shake table are used in many research work as it produces the same effects that earthquake produces. Using horizontal shake table analysis of deflection of building is done for different cases. Designing of shake table is done considering the factors and specifications of earthquake produced.

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Direct Acceleration Feedback Control of Shake Tables with Force ...

acceleration tracking than conventional displacement-controlled strategies. This paper provides the control architecture, details of the controller design and experimental results. Furthermore, the impact of input errors in shake table testing on the structural response is also discussed. Keywords: Shake tables, Acceleration...

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Innovative Shake Table System Configurations - MTS Systems ...

The following case studies represent a cross-section of how MTS is helping address these issues with innovative solutions, from multi-table configurations to additional actuators to table-on-table designs. Multi-table configurations for long-span bridges. Tongji University is at the forefront of shake table testing models of...

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Earthquake Shaking – Building Contest and Shake Table Testing ...

and subjecting the buildings to ground vibration (shaking similar to earthquake vibrations) on a small shake table. The buildings are constructed by of two- or three-person teams of students or workshop participants. After construction, the buildings are tested by subjecting them to earthquake shaking to see which designs...

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shaking table experimental study of reinforced concrete high-rise ...

The similarity design is the key to obtain the good test results. Firstly, this paper discusses the similarity theory of high-rise building model for shaking table experiment. Micro-concrete high- rise building model is a big and heavy model. But the carrying capacity of the shaking table is limited. So the scale of the high-rise...

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Full-Scale Building Tests on World's Largest Earthquake Shaking ...

Jan 30, 2014 ... Located just north of Kobe in Miki City, Japan, the E-Defense shake table measures approximately 65 by 49 ft. and can support building experiments ... The test program intends to shed light on the full system-performance of modern buildings built in accordance with today's seismic design codes and find...

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Design, Similitude Scaling, and Simulation of a Shake-Table Test ...

Shake Table Training Workshop 2015 – San Diego, CA. NHERI @ UCSD Workshop, 14-15 December, 2015. Design, Similitude Scaling, and. Simulation of a Shake-Table Test. Structure. Andreas Koutras, Ph.D. Student. Department of Structural Engineering. University of California, San Diego. - A single-story reinforced...

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Selecting Processes for Shaker Table Top The Design Model A ...

Selecting Processes for Shaker Table Top. The Design Model. A shaker table, figure 1, is a device for vibration-testing. The table consists of an electromagnetic actuator driving a table, at frequencies up to 1000 Hz, to which the test-object (e.g., a space probe, an automobile or aircraft component or the like) is clamped.

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Abstract Introduction Seismic Isolator: Marco Eberth ... - Trinity College

building failure. Table 1 displays the peak ground acceleration and the predicted damage by the United States Geological Survey. This table was used in the design of the shaker table to be able to create a ground acceleration greater than 1.24g. It is also used during the study of seismic isolation to determine the theoretical...

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Seismic Modeling with an Earthquake Shake Table

May 1, 2012 ... structures, earthquake shake tables were invented to model seismic waves and simulate an earthquake. Earthquake shake tables have been on the leading edge of seismic design and technology. The earliest use of a shake table dates back over a century [2]. Modern earthquake shake tables are typically...

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Shaker Tables - Variable Sized Material Separation Equipment By ...

Shaker Tables from Mt. Baker Mining & Metals improve your ore, PCB and scrap material separation results - Sold separately, or as part of a turn-key system. ... percentage and high concentration ratio; No anchoring required when extra weight is added to frame base; Simple mechanical design for trouble-free service and...

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