Results 21 to 30 of about 702,143 (289)

Results of the attitude reconstruction for the UniSat-6 microsatellite using in-orbit data [PDF]

open access: yes, 2016
UniSat-6 is a civilian microsatellite that was launched in orbit on the 19th of June, 2014. Its main mission consisted in the in-orbit release of a number of on-board carried Cubesats and in the transmission to the UniSat-6 ground station of telemetry ...
Chantal Cappelletti   +11 more
core   +3 more sources

Ground Plane Motion Parameter Estimation for Non-circular Paths [PDF]

open access: yesProcedings of the British Machine Vision Conference 1992, 1992
A method of motion parameter estimation for AGV’s is developed based on a new trajectory constraint algorithm. It is assumed that the vehicle will follow a circular path over the vision sampling interval. The algorithm has been found to be more effective and consistent than least squares estimators when the motion obeys the trajectory constraint ...
G. J. Ellwood   +4 more
openaire   +1 more source

Novel Evaluation Method for Site Effect on Earthquake Ground Motion Based on Modified Horizontal to Vertical Spectral Ratio

open access: yesFrontiers in Earth Science, 2022
The effect of local site conditions on the earthquake ground motion is a very important factor to be considered in engineering seismic fortification.
Xiaojun Li   +3 more
doaj   +1 more source

Near-Real-Time Strong Motion Acquisition at National Scale and Automatic Analysis

open access: yesSensors, 2022
A strong motion monitoring network records data that provide an excellent way to study how source, path, and site effects influence the ground motion, specifically in the near-source area.
Giovanni Costa   +10 more
doaj   +1 more source

Vulnerability Analysis Based on Ground Motion Intensity Parameters

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Based on the ground motion intensity parameters PGA and Sa, this paper conducts a comparative analysis of the vulnerability of the Guangyue building’s wooden structure. The results show that under the same earthquake intensity, the existence of a high platform will increase the probability of damage to the Guangyue building’s ...
Dailong Wang   +4 more
openaire   +1 more source

Near-field horizontal and vertical earthquake ground motions [PDF]

open access: yes, 2003
Strong-motion attenuation relationships are presented for peak ground acceleration, spectral acceleration, energy density, maximum absolute input energy for horizontal and vertical directions and for the ratio of vertical to horizontal of these ground ...
Ambraseys, N. N., Douglas, J.
core   +1 more source

Analysis of the Influence of Structure–Soil–Structure Interaction on the Seismic Response for Nuclear Power Plant ASTS

open access: yesEnergies, 2022
After the Fukushima nuclear accident in Japan, whether the structural safety of the nuclear power plant (NPP) can be guaranteed under an earthquake has been of wide concern. Automatic seismic trip systems (ASTS) have been deployed in NPPs.
Liang Li, Qun Chen, Rong Pan
doaj   +1 more source

WINSTON-BATAN: A SEISMOLOGICAL GROUND-MOTION ANALYSIS CODE

open access: yesJurnal Natural, 2018
A thorough understanding of an earthquake is very important to provide a descriptive knowledge and in the same time as a prescriptive knowledge for the future development.
Yuliastuti Yuliastuti   +2 more
doaj   +1 more source

Microzonation of Ground Motion Parameters in Shangluo City

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract This paper studied the regional seismic tectonic characteristics, regional seismic activity characteristics, the near-field seismic tectonic characteristics, near-field earthquake activity characteristics about the site of Seismic Microzonation in Shangluo City, seismic belts and potential seismic source zone were divided ...
Hanliang Zhang   +4 more
openaire   +1 more source

Microzonation of ground motion parameters in Xianyang City

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract In this paper, based on the study about the geology, seismology and conditions of site of seismic microzonation in Xianyang City, the microzonation of ground motion parameters in Xianyang City was finished, which can contribute to the aseismic fortification of the structure of in Xianyang.
Baolai Li   +3 more
openaire   +1 more source

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