Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
WATER LEAKAGE DISTRIBUTION ESTIMATION DEVICE
PROBLEM TO BE SOLVED: To highly reliably and accurately estimate the distribution of water leakage in a water service pipe network.SOLUTION: A water leakage distribution estimation device comprises a measurement information collection part for collecting a measured value from a measurement device installed in a water service pipe network, a risk information calculation part for calculating a water leakage risk value from pipeline information, and a water leakage distribution estimation part for estimating a parameter composed of a set of a zone constitution for integrating an adjacent area among areas for classifying a pipe network and water leakage strength of respective zones in the zone constitution, and the water leakage distribution estimation part also comprises a zone index calculation part for calculating a zone index based on the zone constitution, an error index calculation part for calculating an error index from a difference between a prediction value and the measured value calculated by a pipe network calculation of assuming the water leakage distribution based on the parameter and the risk value and an optimal parameter retrieval part for retrieving an optimal parameter for minimizing an index based on both of the zone index and the error index.SELECTED DRAWING: Figure 1
【課題】水道管網における漏水の分布を、信頼性高く、精度良く推定する【解決手段】水道管網に設置された計測装置から計測値を収集する計測情報収集部と、管路情報から漏水リスク値を計算するリスク情報計算部と、管網を区分するエリアのうち隣接するエリアを統合するゾーン構成と、ゾーン構成における各ゾーンの漏水強度との組からなるパラメータを推定する漏水分布推定部とを備え、漏水分布推定部は、さらに、ゾーン構成に基いてゾーン指標を計算するゾーン指標計算部と、パラメータとリスク値に基いて漏水分布を仮定した管網計算により計算した予測値と計測値との差から誤差指標を計算する誤差指標計算部と、ゾーン指標および誤差指標の両方に基づく指標を最小化する最適パラメータを探索する最適パラメータ探索部とを備える。【選択図】図１
WATER LEAKAGE DISTRIBUTION ESTIMATION DEVICE
PROBLEM TO BE SOLVED: To highly reliably and accurately estimate the distribution of water leakage in a water service pipe network.SOLUTION: A water leakage distribution estimation device comprises a measurement information collection part for collecting a measured value from a measurement device installed in a water service pipe network, a risk information calculation part for calculating a water leakage risk value from pipeline information, and a water leakage distribution estimation part for estimating a parameter composed of a set of a zone constitution for integrating an adjacent area among areas for classifying a pipe network and water leakage strength of respective zones in the zone constitution, and the water leakage distribution estimation part also comprises a zone index calculation part for calculating a zone index based on the zone constitution, an error index calculation part for calculating an error index from a difference between a prediction value and the measured value calculated by a pipe network calculation of assuming the water leakage distribution based on the parameter and the risk value and an optimal parameter retrieval part for retrieving an optimal parameter for minimizing an index based on both of the zone index and the error index.SELECTED DRAWING: Figure 1
【課題】水道管網における漏水の分布を、信頼性高く、精度良く推定する【解決手段】水道管網に設置された計測装置から計測値を収集する計測情報収集部と、管路情報から漏水リスク値を計算するリスク情報計算部と、管網を区分するエリアのうち隣接するエリアを統合するゾーン構成と、ゾーン構成における各ゾーンの漏水強度との組からなるパラメータを推定する漏水分布推定部とを備え、漏水分布推定部は、さらに、ゾーン構成に基いてゾーン指標を計算するゾーン指標計算部と、パラメータとリスク値に基いて漏水分布を仮定した管網計算により計算した予測値と計測値との差から誤差指標を計算する誤差指標計算部と、ゾーン指標および誤差指標の両方に基づく指標を最小化する最適パラメータを探索する最適パラメータ探索部とを備える。【選択図】図１
WATER LEAKAGE DISTRIBUTION ESTIMATION DEVICE
漏水分布推定装置
ADACHI SHINGO (Autor:in) / TAKAHASHI SHINSUKE (Autor:in) / KOIZUMI KENJI (Autor:in) / FUJII KENJI (Autor:in) / OGUMA MOTOAKI (Autor:in) / TAKEMOTO TAKESHI (Autor:in)
14.04.2016
Patent
Elektronische Ressource
Japanisch
IPC:
E03B
Anlagen oder Verfahren zum Gewinnen, Sammeln oder Verteilen von Wasser
,
INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
/
G01M
TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES
,
Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen
Leakage Calibration of Water Distribution Systems
| British Library Conference Proceedings | 2014
Leakage Model of Water Distribution Network
| ASCE | 2013
WATER LEAKAGE REPAIR DEVICE AND WATER LEAKAGE REPAIR METHOD
| Europäisches Patentamt | 2016
Night flow analysis and modeling for leakage estimation in a water distribution system
| British Library Conference Proceedings | 2010