A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
COMPACTION CONTROL METHOD AND COMPACTION CONTROL SYSTEM
PROBLEM TO BE SOLVED: To provide a compaction control method and a compaction control system that improve precision of compaction control.SOLUTION: The present invention relates to a compaction control method of controlling a state of compaction through rolling of a rolling machine (for example, a vibration roller) comprising a vibration source, and the compaction control method includes a vibration measuring step (S12) of measuring vibrations at a predetermined place on a rolling surface during vibration generation by the vibration source of the rolling machine and a frequency analyzing step (S13) of acquiring a frequency spectrum by taking frequency analysis (for example, FFT) of time series data of vibrations measured in the vibration measuring step, the state of compaction being controlled using a peak frequency varying among a plurality of frequency spectra acquired respectively in the frequency analyzing step at different numbers of times of rolling.SELECTED DRAWING: Figure 5
【課題】締固め管理の精度を向上させた締固め管理方法及び締固め管理システムを提供することを目的とする。【解決手段】振動源を備える転圧機械（例えば、振動ローラ）の転圧による締固め状態を管理する締固め管理方法であって、転圧機械の振動源で振動発生中に転圧面における所定の箇所での振動を計測する振動計測工程（Ｓ１２）と、振動計測工程で計測された振動の時系列データを周波数分析（例えば、ＦＦＴ）し、周波数スペクトルを取得する周波数分析工程（Ｓ１３）とを含み、異なる転圧回数において周波数分析工程でそれぞれ取得された複数の周波数スペクトル間で変化するピーク周波数を用いて締固め状態を管理する。【選択図】図５
COMPACTION CONTROL METHOD AND COMPACTION CONTROL SYSTEM
PROBLEM TO BE SOLVED: To provide a compaction control method and a compaction control system that improve precision of compaction control.SOLUTION: The present invention relates to a compaction control method of controlling a state of compaction through rolling of a rolling machine (for example, a vibration roller) comprising a vibration source, and the compaction control method includes a vibration measuring step (S12) of measuring vibrations at a predetermined place on a rolling surface during vibration generation by the vibration source of the rolling machine and a frequency analyzing step (S13) of acquiring a frequency spectrum by taking frequency analysis (for example, FFT) of time series data of vibrations measured in the vibration measuring step, the state of compaction being controlled using a peak frequency varying among a plurality of frequency spectra acquired respectively in the frequency analyzing step at different numbers of times of rolling.SELECTED DRAWING: Figure 5
【課題】締固め管理の精度を向上させた締固め管理方法及び締固め管理システムを提供することを目的とする。【解決手段】振動源を備える転圧機械（例えば、振動ローラ）の転圧による締固め状態を管理する締固め管理方法であって、転圧機械の振動源で振動発生中に転圧面における所定の箇所での振動を計測する振動計測工程（Ｓ１２）と、振動計測工程で計測された振動の時系列データを周波数分析（例えば、ＦＦＴ）し、周波数スペクトルを取得する周波数分析工程（Ｓ１３）とを含み、異なる転圧回数において周波数分析工程でそれぞれ取得された複数の周波数スペクトル間で変化するピーク周波数を用いて締固め状態を管理する。【選択図】図５
COMPACTION CONTROL METHOD AND COMPACTION CONTROL SYSTEM
締固め管理方法及び締固め管理システム
OBARA TAKASHI (author) / KOBAYASHI KAZUMI (author)
2016-12-28
Patent
Electronic Resource
Japanese
IPC:
E02D
FOUNDATIONS
,
Gründungen
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