A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ORBIT EVALUATION SYSTEM OR ORBIT EVALUATION METHOD
To provide an orbit evaluation system capable of accurately evaluating an orbit or maintenance work thereof and making contribution to high efficiency of the maintenance of the orbit, or an orbit evaluation method.SOLUTION: An orbit evaluation system 1 comprises an information generating unit, an analyzing unit, and an evaluating unit, the information generating unit generating orbit displacement information including a value of rail chord level displacement of an evaluation target section in plural points of time based on rail height information measured during running by a measurement device mounted in a railway vehicle, the analyzing unit finding parameters α, β, γ, δ such that the following displacement theoretical formula (A), (y=δ-γe+βx) (A), where y indicates chord level displacement, x indicates degree of progress after construction, α indicates consolidation properties of a track bed, β indicates stability after a consolidation process, γ indicates degree of influence on the consolidation process, and δ indicates an amount of correction of residual displacement immediately after the construction, is fitted into orbit displacement information generated by the information generating unit, and the evaluating unit calculating an evaluation value of the orbit of the evaluation target section with the use of the displacement theoretical formula (A) fitted by the analyzing unit.SELECTED DRAWING: Figure 1
【課題】軌道又はその保守工事を正確に評価し、軌道のメンテナンスの高効率化に寄与できる軌道評価システム又は軌道評価方法を提供する。【解決手段】軌道評価システム１は、鉄道車両に搭載された計測装置により走行中に計測されたレールの高さ情報に基づいて複数時点における評価対象区間のレールの弦高低変位の値を含んだ軌道変位情報を生成する情報生成部と、情報生成部により生成された軌道変位情報に下記変位理論式（Ａ）がフィッティングするようにパラメータα、β、γ、δを求める分析部と、（ｙは弦高低変位、ｘは施工後の経過度数、αは道床の圧密性、βは圧密過程後の安定性、γは圧密過程の影響度、δは施工直後の残留変位の補正量。）分析部でフィッティングされた変位理論式（Ａ）を用いて評価対象区間の軌道の評価値を計算する評価部とを備える。【選択図】図１
ORBIT EVALUATION SYSTEM OR ORBIT EVALUATION METHOD
To provide an orbit evaluation system capable of accurately evaluating an orbit or maintenance work thereof and making contribution to high efficiency of the maintenance of the orbit, or an orbit evaluation method.SOLUTION: An orbit evaluation system 1 comprises an information generating unit, an analyzing unit, and an evaluating unit, the information generating unit generating orbit displacement information including a value of rail chord level displacement of an evaluation target section in plural points of time based on rail height information measured during running by a measurement device mounted in a railway vehicle, the analyzing unit finding parameters α, β, γ, δ such that the following displacement theoretical formula (A), (y=δ-γe+βx) (A), where y indicates chord level displacement, x indicates degree of progress after construction, α indicates consolidation properties of a track bed, β indicates stability after a consolidation process, γ indicates degree of influence on the consolidation process, and δ indicates an amount of correction of residual displacement immediately after the construction, is fitted into orbit displacement information generated by the information generating unit, and the evaluating unit calculating an evaluation value of the orbit of the evaluation target section with the use of the displacement theoretical formula (A) fitted by the analyzing unit.SELECTED DRAWING: Figure 1
【課題】軌道又はその保守工事を正確に評価し、軌道のメンテナンスの高効率化に寄与できる軌道評価システム又は軌道評価方法を提供する。【解決手段】軌道評価システム１は、鉄道車両に搭載された計測装置により走行中に計測されたレールの高さ情報に基づいて複数時点における評価対象区間のレールの弦高低変位の値を含んだ軌道変位情報を生成する情報生成部と、情報生成部により生成された軌道変位情報に下記変位理論式（Ａ）がフィッティングするようにパラメータα、β、γ、δを求める分析部と、（ｙは弦高低変位、ｘは施工後の経過度数、αは道床の圧密性、βは圧密過程後の安定性、γは圧密過程の影響度、δは施工直後の残留変位の補正量。）分析部でフィッティングされた変位理論式（Ａ）を用いて評価対象区間の軌道の評価値を計算する評価部とを備える。【選択図】図１
ORBIT EVALUATION SYSTEM OR ORBIT EVALUATION METHOD
軌道評価システム及び軌道評価方法
KASAI RYOHEI (author) / KOMATSU YOSHIHIRO (author) / NISHIFUJI YASUTAKA (author) / MOTOYOSHI SHIGERU (author)
2019-02-07
Patent
Electronic Resource
Japanese
IPC:
E01B
PERMANENT WAY
,
Gleisoberbau
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