Results 11 to 20 of about 49,516 (286)

Seismic Exploration Wireless Sensor System Based on Wi-Fi and LTE

open access: yesSensors, 2020
In present seismic exploration wireless sensor systems with large acquisition channels, it is difficult to achieve a high data rate, high reliability and long distance in wireless data transmission simultaneously.
Zhiyuan Yin, Yan Zhou, Yongxin Li
doaj   +3 more sources

A Flexible Sensing Unit Manufacturing Method of Electrochemical Seismic Sensor. [PDF]

open access: yesSensors (Basel), 2018
Li G   +8 more
europepmc   +2 more sources

Determination of coordinates of the earthquake hypocenter by the method of circles

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2021
Objective. The aim of the study is to develop a method for determining the coordinates of the earthquake hypocenter using various combinations of second and fourth order figures as a geo-locus of the hypocenter position points.Method.
G. K. Aslanov, T. G. Aslanov
doaj   +1 more source

Application of Spatio-Temporal Spectral Analysis for Detection of Seismic Waves in Gravitational-Wave Interferometer

open access: yesGalaxies, 2021
Mixed spatio–temporal spectral analysis was applied for the detection of seismic waves passing through the west–end building of the Virgo interferometer.
Robert Szymko   +6 more
doaj   +1 more source

Registration and spectral analysis of waveforms of 10.24.2019 earthquake in the Caucasus using the new IGES-006 seismic sensor

open access: yesRussian Journal of Earth Sciences, 2020
The paper considers the application possibility of the new IGES-006 seismic sensor for monitoring tasks. The sensor is developed at the Institute of Geophysics and Engineering Seismology after A.
Karapetyan J K   +3 more
doaj   +1 more source

Shaking Table Design for Testing Earthquake Early Warning Systems

open access: yesDesigns, 2023
The unpredictability in time of seismic activities and the dependence of tectonic movements on a multitude of factors challenges specialists to identify the most accurate related methods to avoid catastrophes associated with hazards.
Elena Serea, Codrin Donciu
doaj   +1 more source

INVESTIGATION OF THE DEPENDENCE OF EARTHQUAKE FOCUS COORDINATE DETERMINATION ERRORS ON CALCULATION METHODS (SPHERES AND HYPERBOLOIDS)

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2018
. Objectives This work is a continuation of a series of articles devoted to an analysis of the effect of the utilised second-order surface types on the accuracy of determining earthquake epicentre and hypocentre coordinates. Methods  In order to find the
Gaidarbek K. Aslanov   +3 more
doaj   +1 more source

Downhole Microseismic Monitoring Using Time-Division Multiplexed Fiber-Optic Accelerometer Array

open access: yesIEEE Access, 2020
Microseismic monitoring is of importance for several geoscience research aspects and for applications in oil and gas industry. For signals generated by the ultra-weak microseismic events, conventional moving-coil geophone systems have reached their limit
Fei Liu   +11 more
doaj   +1 more source

Choice of hardware complexes for discretisation of analogue signal during industrial explosion

open access: yesТехнічна інженерія, 2021
The discrete of analogue signal from seismic sensor SM-3 in time of industrial explosion is investigated. To assess the seismic effect of mass explosions, a method was used that records information about seismic oscillations of both the soil base of ...
V.V. , V.A. , T.V. , O.M.
doaj   +1 more source

Influence of seismic activity on the atmospheric electric field in Lisbon (Portugal) from 1955 to 1991 [PDF]

open access: yes, 2012
In the present study, we considered the influence of seismic activity on the atmospheric electric field recorded at Portela meteorological station (Lisbon, Portugal) for the period from 1955 to 1991.
Bezzeghoud, M.   +6 more
core   +1 more source

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