A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
To provide a measurement method for accurately calculating a waveform of physical quantity of a structure regardless of a state of the structure or a moving body which moves on the structure.SOLUTION: A measurement method includes: a step S1 of acquiring first observation point information including the time when each of the sections of a moving body passes through a first observation point and physical quantity which is a response to an action; a step S2 of acquiring second observation point information including the time when the sections pass through a second observation point and physical quantity which is a response to an action; a step S3 of calculating a deflection waveform of a structure caused by the sections; a step S4 of calculating a moving body deflection waveform by adding the deflection waveform; a step S5 of calculating a measurement waveform of physical quantity of a third observation point; a step S6 of calculating a correlation function between the moving body deflection waveform and the measurement waveform; a step S7 of multiplying the correlation waveform by the moving body deflection waveform to calculate an estimated waveform; and a step S8 of selecting the measurement waveform or the estimated waveform on the basis of the magnitude of the measurement waveform.SELECTED DRAWING: Figure 23
【課題】構造物や構造物を移動する移動体の状態によらずに構造物の物理量の波形を精度良く算出可能な計測方法を提供する。【解決手段】移動体の各部位が第１の観測点を通過した時刻及び作用に対する応答である物理量を含む第１観測点情報を取得するステップＳ１と、前記各部位が第２の観測点を通過した時刻及び作用に対する応答である物理量を含む第２観測点情報を取得するステップＳ２と、前記各部位による構造物のたわみ波形を算出するステップＳ３と、前記たわみ波形を加算して移動体たわみ波形を算出するステップＳ４と、第３の観測点の物理量の計測波形を算出するステップＳ５と、前記移動体たわみ波形と前記計測波形との相関係数を算出するステップＳ６と、前記相関係数と前記移動体たわみ波形とを乗算し、推定波形を算出するステップＳ７と、前記計測波形の大きさに基づいて、前記計測波形又は前記推定波形を選択するステップＳ８と、を含む、計測方法。【選択図】図２３
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
To provide a measurement method for accurately calculating a waveform of physical quantity of a structure regardless of a state of the structure or a moving body which moves on the structure.SOLUTION: A measurement method includes: a step S1 of acquiring first observation point information including the time when each of the sections of a moving body passes through a first observation point and physical quantity which is a response to an action; a step S2 of acquiring second observation point information including the time when the sections pass through a second observation point and physical quantity which is a response to an action; a step S3 of calculating a deflection waveform of a structure caused by the sections; a step S4 of calculating a moving body deflection waveform by adding the deflection waveform; a step S5 of calculating a measurement waveform of physical quantity of a third observation point; a step S6 of calculating a correlation function between the moving body deflection waveform and the measurement waveform; a step S7 of multiplying the correlation waveform by the moving body deflection waveform to calculate an estimated waveform; and a step S8 of selecting the measurement waveform or the estimated waveform on the basis of the magnitude of the measurement waveform.SELECTED DRAWING: Figure 23
【課題】構造物や構造物を移動する移動体の状態によらずに構造物の物理量の波形を精度良く算出可能な計測方法を提供する。【解決手段】移動体の各部位が第１の観測点を通過した時刻及び作用に対する応答である物理量を含む第１観測点情報を取得するステップＳ１と、前記各部位が第２の観測点を通過した時刻及び作用に対する応答である物理量を含む第２観測点情報を取得するステップＳ２と、前記各部位による構造物のたわみ波形を算出するステップＳ３と、前記たわみ波形を加算して移動体たわみ波形を算出するステップＳ４と、第３の観測点の物理量の計測波形を算出するステップＳ５と、前記移動体たわみ波形と前記計測波形との相関係数を算出するステップＳ６と、前記相関係数と前記移動体たわみ波形とを乗算し、推定波形を算出するステップＳ７と、前記計測波形の大きさに基づいて、前記計測波形又は前記推定波形を選択するステップＳ８と、を含む、計測方法。【選択図】図２３
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
計測方法、計測装置、計測システム及び計測プログラム
KOBAYASHI SACHIHIRO (author)
2021-09-27
Patent
Electronic Resource
Japanese
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
| European Patent Office | 2021
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
| European Patent Office | 2021
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
| European Patent Office | 2021
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
| European Patent Office | 2021
MEASUREMENT METHOD, MEASUREMENT APPARATUS, MEASUREMENT SYSTEM, AND MEASUREMENT PROGRAM
| European Patent Office | 2021