31 description of the shaking table shaking table model test is carried out using mts shaking table facility at the state key laboratory for disaster reduction in civil university shanghai engineering tongji china the table can input threedimensional and six degreeoffreedom motions the.
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31 description of the shaking table shaking table model test is carried out using mts shaking table facility at the state key laboratory for disaster reduction in civil university shanghai engineering tongji china the table can input threedimensional and six degreeoffreedom motions the.
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Based on the predetermined material test results of the shaking table test model s e is determined as 035 considering the capacity of the shaking table the scaling factor of acceleration s a is set to 4 all the other scaling factors are derived from these three factors and are listed in table 1.
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Conventional frame system in four storeys on a shaking table the building has been modelled before construction due to the table limit the scale factor of the model is chosen as 1235 of a prototype the shaking table test of the scaled model of the building is carried out under several ground motions to verify the safety of the system.
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D6 youngs modulus 198x10 5 nmm2 shaking table the outline of the shaking table used in this study is shown in fig3 and the capacity of the shaking table is shown in table 2 generally in shaking table tests the motion of the table is generated by not only drive force from actuators but also reaction force from the specimen.
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shaking table test on 12scale model of columnandtie timber structure filled with wooden walls dissipation behaviors of the two models under the seismic ground motions of varying intensity were obtained through shaking table tests the comparative analyses of the seismic performance of the two models indicated that the pullout length of.
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Due to the table limit the scale factor of the model is chosen as 1 235 of a prototype the shaking table test of the scaled model of the building is carried out under several ground motions to.
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Due to the table limit the scale factor of the model is chosen as 1235 of a prototype the shaking table test of the scaled model of the building is carried out under several ground motions to verify the safety of the system the simulated motions were applied to the model in twoperpendicular directions.
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a 12scale model of a twostory selfcentering reinforced concrete frame model was designed and tested on the shaking table in state key laboratory of disaster reduction in civil engineering at tongji university to evaluate the seismic behavior of the structure.
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shaking table the shaking table test is carried out in the state key laboratory of disaster reduction in civil engineering at tongji university shanghai performance parameters of the shaking table fig 1a are listed in table 1 the size of the table is 6 m in length and 4 m in width the payload capacity is 70000 kg.
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a 125 scale model was designed and made for shaking table test to study its seismic performance and the acceleration and displacement responses of soil structure and equipment under unidirectional and bidirectional ground motions were analyzed respectively the test results show that the acceleration response of the structure and soil.
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Lab equipment inc 1549 ardmore ave itasca il 60143 usa phone 630 5954288 fax 630 5955196.
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a microconcrete model representing the highrise building was constructed in 120 scale shaking table tests were conducted and the model was subjected to earthquake actions representing minor moderate major and supermajor earthquakes for a region of moderate seismicity with basic seismic intensity at the viith degree pursuant to gb500112001.
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Now we planed parametric shaking table tests with small scale models experimental parameters of the models can be natural period number of stories stiffness distribution along the height etc in this paper part of the experimental results are reported and discussed 2 specimen and experimental procedures 21 specimen figure 1 shows the.
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Shaking e positions of acceleration sensors and displacement sensors are shown in figure 4 4test results and analysis 41 damage patterns when subjected to frequent 6 there were no noticeable shaking and visible damages it can be predicted that the test model can remain in a serviceable condition after frequent 6 and there was no.
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Shaking table tests on a 112 scale model to investigate the seismic performance of a 17story rc highrise structure with a high degree of torsional eccentricity and softstory irregularities in the bottom two stories ye et al 2004 do shaking table to test on a rc structure jiang et al 2005 carried out shaking table test on an irregular.
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Taking the baiyunding tunnel in northeast china as a background a shaking table test with a geometric scaling ratio of 130 was built details of test setup and procedures are introduced first and then the test results are presented the discussion of the results is based on the peak ground acceleration pga the longitudinal the contact.
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The performance requirements of the shaking table 4 requirements of construction and capability of equipment must be accessible in laboratory consequently nongravity model of nonprototype materials is adopted in the present test similitude table 1 test objectives and arrangement.
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The test hysteresis loop before the shaking table test is shown in fig3 and the result is summarized in table 2 where kd242nmm qd23kn was obtained table 2 details of the lead rubber bearing used 100 diameterheight mm 100742 inner steel plate 10mmx15.
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The tests are performed in the lnec 3d shaking table on 13 reduced scale models of 4 story unreinforced masonry buildings with masonry shear walls and woodframed floors the experimental tests are described and the reinforcement schemes as well as the reasons behind their.
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Therefore a shake table test was carried out using a largescale laminar box on the largescale shake table in tsukuba the inside dimensions of the model were 116 m in length 31 m in width and 45 m in depth next a dynamic centrifuge test on the behavior of a sheetpile wall and a soil.
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Unbalanced unbalanced vibrating conveyors are a near resonant frequency style conveyor that are classified as being earth anchored this means that the conveyor is required to be mounted securely to a robust structure typically a customers concrete slab of adequate thickness that can absorb the reaction forces that are created from the dynamic motion of the conveyor trough.
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Vibration test required sine sweep testing random vibration testing prototype qualification test qualification test level limit level x 125 acceptance level 6 db duration 15 minaxis 2 octavesmin from 5 50 hz 3 mina hz protoflight qualification test protoqualification test level limit level x 125 acceptance level 3 db.
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Yeo sy hsu mf komatsu k et al 2 more authors 2016 shaking table test of the taiwanese traditional diehdou timber frame international journal of architectural.
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