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Wyszukujesz frazę "monitoring of displacements" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Deterministic modelling of deformations as a tool for designing geodetic monitoring schemes
Autorzy:
Szostak-Chrzanowski, A.
Chrzanowski, A.
Bond, J.
Powiązania:
https://bibliotekanauki.pl/articles/225017.pdf
Data publikacji:
2007
Wydawca:
Politechnika Warszawska. Wydział Geodezji i Kartografii
Tematy:
monitoring przemieszczeń
pomiary geodezyjne
monitoring of displacements
geodetic deformation monitoring
engineering surveying
Opis:
The design of geodetic deformation monitoring schemes requires decisions to be made regarding the optimal location, density, and accuracy of geodetic sensors and targets. All too often, however, the location of the instruments and accuracy of monitoring are decided upon without regard for the expected location and magnitude of the maximum deformations of the monitored object. This can lead to incorrect interpretations of the behavior of the investigated object. A more rigorous approach is to use deterministic (a-priori) modeling of expected displacements derived from the knowledge of the geometry of the object and its environment, causative factors (loads), properties of the material, and physical laws governing the stress-strain relationship. In order to demonstrate how deterministic modeling can be used to design a geodetic scheme for deformation monitoring, an open pit mine scenario was investigated. Finite element analysis was applied to the open pit mine to obtain a prediction model of deformations at various stages of the mine development.
Źródło:
Reports on Geodesy; 2007, z. 1/82; 337-344
0867-3179
Pojawia się w:
Reports on Geodesy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Interconnection between monitoring and deterministic modeling of the behavior of large earth dams
Autorzy:
Szostak-Chrzanowski, A.
Massiera, M.
Chrzanowski, A.
Powiązania:
https://bibliotekanauki.pl/articles/225009.pdf
Data publikacji:
2007
Wydawca:
Politechnika Warszawska. Wydział Geodezji i Kartografii
Tematy:
zapora ziemna
zapora narzutowa
monitoring przemieszczeń
pomiary geodezyjne
earth dam
fockfill dam
monitoring of displacements
engineering surveying
Opis:
Monitoring of deformations, whether using geodetic or geotechnical instrumentation, besides providing a warning system in case of an abnormal behaviour of the dam, may be used as a tool for a verification of design parameters. By comparing results of monitoring measurements with a deterministic (a-priori) model of deformation, one may determine and explain causes of deformation in a case of unexpected behaviour of the investigated object and its surrounding. Thus, the role of monitoring becomes much broader than just the conventional determination of the status of the deformable object. On the other hand, a predicted behaviour of the dam may be used in designing the monitoring scheme, giving information on the magnitude and location of the expected maximum deformation parameters. In addition, with properly designed monitoring surveys, one may also determine the actual deformation mechanism. The discussed problems are illustrated by three types of earth dams located in California, USA, and in Quebec, Canada.
Źródło:
Reports on Geodesy; 2007, z. 1/82; 345-351
0867-3179
Pojawia się w:
Reports on Geodesy
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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