Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
COMPACTION EVALUATION METHOD AND COMPACTION EVALUATION SYSTEM
PROBLEM TO BE SOLVED: To provide a compaction evaluation method and a compaction evaluation system capable of accurately performing compaction evaluation by directly calculating accurate ground rigidity.SOLUTION: A method for evaluating compaction of an embankment using a vibration roller vehicle comprises: a phase difference calculation step to calculate a phase difference by acquiring acceleration information from accelerometers installed on a vibration wheel of the vibration roller vehicle and a frame supporting the same and analyzing the acquired acceleration information of the vibration wheel and the frame; a ground reaction force calculation step to calculate ground reaction force on the basis of the phase difference calculated in the phase difference calculation step; and a ground rigidity calculation and evaluation step to evaluate ground rigidity by calculating the same from the relation between the calculated ground reaction force and a displacement of the vibration wheel calculated by integrating the acceleration information of the vibration wheel.SELECTED DRAWING: Figure 1
【課題】本発明は、正確な地盤剛性を直接算出して、高い精度で締固め評価できる締固め評価方法、及び締固め評価システムを提供する。【解決手段】振動ローラ車両による盛土の締固め評価方法であって、振動ローラ車両の振動輪と、振動輪を支持するフレームとに設けられた加速度計からの加速度情報を取得し、取得した振動輪の加速度情報とフレームの加速度情報を解析して、位相差を算出する位相差算出ステップと、位相差算出ステップで算出された位相差に基づいて地盤反力を算出する地盤反力算出ステップと、算出した地盤反力と、振動輪の加速度情報を積分して算出した振動輪の変位との関係から地盤剛性を算出して評価する地盤剛性算出評価ステップを含む。【選択図】図１
COMPACTION EVALUATION METHOD AND COMPACTION EVALUATION SYSTEM
PROBLEM TO BE SOLVED: To provide a compaction evaluation method and a compaction evaluation system capable of accurately performing compaction evaluation by directly calculating accurate ground rigidity.SOLUTION: A method for evaluating compaction of an embankment using a vibration roller vehicle comprises: a phase difference calculation step to calculate a phase difference by acquiring acceleration information from accelerometers installed on a vibration wheel of the vibration roller vehicle and a frame supporting the same and analyzing the acquired acceleration information of the vibration wheel and the frame; a ground reaction force calculation step to calculate ground reaction force on the basis of the phase difference calculated in the phase difference calculation step; and a ground rigidity calculation and evaluation step to evaluate ground rigidity by calculating the same from the relation between the calculated ground reaction force and a displacement of the vibration wheel calculated by integrating the acceleration information of the vibration wheel.SELECTED DRAWING: Figure 1
【課題】本発明は、正確な地盤剛性を直接算出して、高い精度で締固め評価できる締固め評価方法、及び締固め評価システムを提供する。【解決手段】振動ローラ車両による盛土の締固め評価方法であって、振動ローラ車両の振動輪と、振動輪を支持するフレームとに設けられた加速度計からの加速度情報を取得し、取得した振動輪の加速度情報とフレームの加速度情報を解析して、位相差を算出する位相差算出ステップと、位相差算出ステップで算出された位相差に基づいて地盤反力を算出する地盤反力算出ステップと、算出した地盤反力と、振動輪の加速度情報を積分して算出した振動輪の変位との関係から地盤剛性を算出して評価する地盤剛性算出評価ステップを含む。【選択図】図１
COMPACTION EVALUATION METHOD AND COMPACTION EVALUATION SYSTEM
締固め評価方法、及び締固め評価システム
FUJIMURA MITSUGI (Autor:in) / TONOGAKI SHINICHI (Autor:in) / TATEYAMA KAZUYOSHI (Autor:in) / YOKOYAMA TAKAAKI (Autor:in)
03.08.2017
Patent
Elektronische Ressource
Japanisch
IPC:
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE
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