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JP2023169657A |
To provide a method and a system for evaluating the plastic deformation capability of a member, in which the plastic deformation capability of the member can be appropriately evaluated.An evaluation device 20 includes a control part 21 f...
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JP7389345B2 |
To provide a test body support tool capable of reducing cost required for replacement.A test body support tool supports a test body simulating a partial structure of a vehicle body. The test body support tool includes a base member, a ri...
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JP7388975B2 |
To provide a vibration testing device with which, when testing a region of a test piece where apparatus is plastic in a vibration testing device, it is possible to approximately grasp a degree of damage due to low cycle fatigue before ca...
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JP7382065B2 |
To stably vibrate a specimen and to make a size of a vibration test device compact.A vibration test device includes: a vibration table 11; a first vibration machine 31 for vibrating the vibration table 11 along a first direction that is ...
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JP7382062B2 |
To prevent an engagement portion of a swing member from running onto an adjacent slope and facilitate replacement of a roller portion.A supporting device comprises: a movable portion side receiving member 10 mounted to a movable portion ...
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JP2023164325A |
To perform a collision performance evaluation test in a deformation mode for crushing a cross section of an evaluation member that corresponds to an automobile structure component and has a hollow cross section extending in a longitudina...
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JP7373616B2 |
To provide a method for diagnosing and evaluating a structure based on the always fine movement of the structure, which is different from a conventional method in which soundness and safety of the structure is achieved by directly applyi...
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JP2023161018A |
To provide a method for diagnosing and evaluating a structure based on the always fine movement of the structure, which is different from a conventional method in which soundness and safety of the structure is achieved by directly applyi...
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JP2023159779A |
To obtain a simulated earthquake motion which conforms to an acceleration response spectrum being a target and in which input energy of the actual earthquake motion is properly expressed.A simulated earthquake motion creation device 100 ...
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JP2023159679A |
To provide a soundness evaluation system capable of evaluating soundness of a building in earthquake occurrence, including torsion response of the building.There is provided a soundness evaluation system comprising: at least two sensors ...
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JP2023158791A |
To propose a fatigue durability evaluation method for a structural member that enables prediction of a fatigue strength and a damage state of a concrete member by simple numerical analysis.A fatigue durability evaluation method for a str...
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JP2023158896A |
To provide a centrifugal load tester which can give prescribed vibration acceleration to a sample by suppressing vibration of a support frame without increasing the weight of the recessed support frame that supports an excitor that excit...
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JP7371107B2 |
An acoustic or mechanical vibration testing system includes a MIMO control system coupled to at least two separately controllable groups of vibration transducers and at least two control sensor transducers wherein the number of control s...
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JP7369664B2 |
To provide a vibration device capable of appropriately reproducing a vibration state during vehicle travel.A vibration device 1 vibrates a drive wheel W by an actuator 12 for vibration in a state of being interposed between the a first r...
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JP7369535B2 |
To provide an impact test method.An impact test method of evaluating the impact resistance of a sample including at least one subject component includes: a vibration step of vibrating the sample at a plurality of vibration levels; a samp...
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JP7369642B2 |
To provide a vibration device capable of more accurately grasping a generation state of abnormal noise generated when a vehicle is vibrated.A controller 40 of a vibration device 1 controls a vibrator 10 so as to vibrate a wheel W by a co...
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JP7368838B2 |
To make it possible to reduce an increase in power required to drive an impact table by providing a fall preventing means independently of the impact table.According to an aspect of the present invention, there is provided an impact test...
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JP7367315B2 |
To provide an impact testing device that can automatically apply an adequate impact acceleration that meets test conditions to a test piece.An impact testing device includes impact application means 1, detection means 2, and control mean...
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JP7364476B2 |
To provide a performance evaluation method for a tuned mass damper capable of efficiently performing performance evaluation of the tuned mass damper on a building.A performance evaluation method for a TMD 12 includes: an installation ste...
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JP7363964B1 |
[Problem] To find the optimal position of the joining line that minimizes the length of the joining line while improving fatigue life and rigidity under variable load conditions, and at the same time achieving weight reduction of parts t...
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JP2023146320A |
To provide a method for creating simulated earthquake motion that has been verified against the target spectrum and is within the excitation limits of the excitation device.The method for creating simulated earthquake motion includes a n...
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JP2023145584A |
To correctly carry out an evaluation of a state of an inspection object.A state evaluation device is configured to: detect a striking sound when striking a surface of an exterior material 2 adhered to a building skeleton by a hammer 20, ...
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JP7359607B2 |
To efficiently analyze a vibration test and provide information useful for analysis.A vibration test analyzer stores moving-image data that is generated by fixing a photographing range and photographing a test object under vibration test...
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JP2023145752A |
To prevent the generation of chatter vibration between a vibration table and a weight.A vibrator according to an embodiment of the present invention comprises a vibration table and a counterbalance unit attached to the vibration table. T...
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JP2023141429A |
To provide a device capable of performing drop impact testing with a high reproducibility that matches the actual phenomena.A free fall impact testing device which makes a falling object free fall and collide with an impact receiving pla...
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JP2023138102A |
To provide vibration to a vehicle even if the vehicle does not have an engine.A vehicle controller (1) includes a driving control unit (41) for executing vibration control to drive vibration of a rotor of an electric motor (15) equipped ...
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JP2023136117A |
To propose a vibration characteristic analysis method to improve the prediction accuracy of vibration characteristics at arbitrary points in an architectural structure.The present invention measures the frequency response function at a m...
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JP2023136493A |
To provide an information processing device and an information processing method capable of appropriately evaluating repairs of a building when future input loads are assumed.In the present invention, measured values of responses of a bu...
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JP7352081B2 |
To provide an impact testing device, impact testing system and impact testing method that are stable in behavior or attitude.The present invention relates to an impact testing device that gives a test body an impact, and the impact testi...
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JP7347356B2 |
A predicting device, including a processor configured to: acquire displacement data that expresses a time series of displacements at respective points in time that are input to a vibration proofing member, and velocity data that expresse...
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JP7344848B2 |
To propose a shear soil tank for a model vibration experiment capable of lightening the shear soil tank without changing exciting performance, and resultantly capable of handling a larger ground model.A shear soil tank 1 for a model vibr...
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JP2023127895A |
To reproduce a deformation state of a center pillar that is close to a full vehicle test with a simple configuration in a side collision testing device, a testing condition determination method and a side collision testing method of a ce...
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JP2023124564A |
To provide a specification method, specification apparatus, specification system and program of a time deviation amount of plural seismometers which can highly accurately calculate a time deviation amount of the plural seismometers and u...
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JP2023123148A |
To solve the problem that the vehicle speed deviates from a predetermined speed at a separation position of a vehicle by feeding back the traction speed at the position where the influence of expansion and contraction of a traction rope ...
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JP2023123149A |
To solve the problem that the vehicle speed deviates from a predetermined speed at a separation position of a vehicle by changing the traction speed of a motor according to the load amount on a traction motor near the completion of accel...
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JP3243547U |
Kind Code: A1 To provide a vibration test apparatus capable of testing in an environment closer to actual transportation by adding inclination (slope) as a test condition. A vibration test apparatus includes a table cradle 2 installed on...
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JP2023121561A |
To reduce displacement that is input to a vibration control device with a simple constitution.A displacement converter 20 comprises: a cylinder 22 formed by arranging a large-diameter portion 22A and a small-diameter portion 22B having d...
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JP7333981B2 |
To enable a multiaxial and concurrent vibration in a frequency region with frequencies of 2 kHz or larger by increasing the rigidity and the motion accuracy of a linear guide.A vibration device according to an embodiment of the present i...
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JP7334138B2 |
To provide a displacement estimation method for railroad bridge capable of targeting a railroad bridge such that it is easy to specify its external force caused by a train, and easily finding a high-precision displacement waveform at low...
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JP2023117069A |
To provide a reaction suppression technology for a work machine that cyclically presses or strikes a desired location (where "cyclically" denotes not only a plurality of cycles but also a single cycle), which requires only suppression of...
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JP7330218B2 |
The disclosure provides an excitation device, in which a vibration in a front-rear direction generated by excitation actuators is input to second bars via excitation arms and excitation shafts, and four wheels are vibrated by the vibrati...
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JP2023115422A |
To provide an impact testing machine for increasing repetition precision of a collision speed regardless of a relatively compact configuration.An impact testing machine for evaluating impact on an impact test object includes a thread for...
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JP7329810B2 |
To accurately evaluate a state of an inspection object.Hammering sound which is generated when the surface of an exterior material 2 adhered to a building skeleton is hit with a hammer 20 is detected to generate a hammering sound detecti...
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JP7327577B1 |
[Problem] To improve the fatigue life of a continuous joint line that joins an assembly of parts under fluctuating load conditions, and at the same time achieve the optimum arrangement of the joint line that minimizes the length of the j...
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JP7324389B2 |
A vibration testing device (60) according to this disclosure comprises: an upper lid part (10) that is at least one part of an upper lid (1) of a manhole; a receiving part (20) that is at least one part of a receiving frame (2) of the ma...
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JP2023110225A |
To provide a structure vibration mode identification method capable of properly identifying the vibration modes of a structure by field tests.The structure vibration mode identification method includes: vibrating multiple excitation poin...
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JP2023106145A |
To suppress discontinuous change of hydraulic pressure at the time when a movement direction of a rod changes, and suppress deterioration of versatility, in a cylinder drive system and a vibration test device.A cylinder drive system of t...
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JP2023105915A |
To impart vibration to an object to be vibrated in various directions.A vibration testing device includes: a table which is arranged on a predetermined reference plane and on which an object to be vibrated is placed; a support mechanism ...
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JP7314679B2 |
To provide a method and a device for measuring on the basis of only an output signal of a line sensor, orientation oscillation of an optical sensor unit in which an imaging optical system and the line sensor are incorporated.An optical s...
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JP2023101604A |
To enable the simple reproduction of deformation behavior of a center pillar in a practical vehicle in a center pillar single body side collision test.A method for testing a side collision of a center pillar single body having a side sil...
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