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SEWAGE UNKNOWN WATER SIMPLE EVALUATION METHOD
PROBLEM TO BE SOLVED: To provide a sewage unknown water simple evaluation method that contributes to understanding of the actual state of a wide-ranging unknown water problem by enabling unknown water to be evaluated at low cost.SOLUTION: Provided is a sewage unknown water simple evaluation method that calculates the water level of sewage on the basis of a measurement value of a first pressure gauge installed in a sewage pipeline facility so as to measure pressure corresponding to the water-level of the sewage and a measurement value of a second pressure gauge installed in a place opened to the atmosphere so as to measure atmospheric pressure applied on the water surface of the sewage, and evaluates the unknown water on the basis of the calculated water level. The evaluation is executed by carrying out measurements by the first and second pressure gauges for each prescribed time, generating date data by dividing the water level of each measurement time based on the obtained measurement values by dates, and diving the date data into data obtained on a target rainy day when a precipitation amount per day is equal to or lager than a fixed amount, and data obtained on rainfall influence days within a predetermined number of days from the target rainy day, data obtained on fine days which are not rainfall influence days, and data other than these.SELECTED DRAWING: Figure 1
【課題】低コストで不明水の評価を可能とし、広範囲にわたる不明水問題の実態の把握に資する下水不明水の簡易評価法を提供すること。【解決手段】下水の水位に対応する圧力を計測するために下水管路施設に設置された第1の圧力計1の計測値と、前記下水の水面に作用している大気圧を計測するために大気に開放された箇所に設置された第2の圧力計2の計測値とに基づいて前記下水の水位を求め、求めた水位に基づいて不明水を評価する下水不明水の簡易評価法であって、各前記圧力計1,2は所定時間毎に計測を行い、得られた計測値に基づく計測時刻毎の水位を日付で区切って日付データとし、当該日付データを、日降水量が一定以上の対象降雨日に得られたものと、対象降雨日から所定日数日以内の降雨影響日に得られたものと、前記降雨影響日に該当しない晴天日に得られたものと、これら以外のものとに区分した上で前記評価を行う。【選択図】図1
SEWAGE UNKNOWN WATER SIMPLE EVALUATION METHOD
PROBLEM TO BE SOLVED: To provide a sewage unknown water simple evaluation method that contributes to understanding of the actual state of a wide-ranging unknown water problem by enabling unknown water to be evaluated at low cost.SOLUTION: Provided is a sewage unknown water simple evaluation method that calculates the water level of sewage on the basis of a measurement value of a first pressure gauge installed in a sewage pipeline facility so as to measure pressure corresponding to the water-level of the sewage and a measurement value of a second pressure gauge installed in a place opened to the atmosphere so as to measure atmospheric pressure applied on the water surface of the sewage, and evaluates the unknown water on the basis of the calculated water level. The evaluation is executed by carrying out measurements by the first and second pressure gauges for each prescribed time, generating date data by dividing the water level of each measurement time based on the obtained measurement values by dates, and diving the date data into data obtained on a target rainy day when a precipitation amount per day is equal to or lager than a fixed amount, and data obtained on rainfall influence days within a predetermined number of days from the target rainy day, data obtained on fine days which are not rainfall influence days, and data other than these.SELECTED DRAWING: Figure 1
【課題】低コストで不明水の評価を可能とし、広範囲にわたる不明水問題の実態の把握に資する下水不明水の簡易評価法を提供すること。【解決手段】下水の水位に対応する圧力を計測するために下水管路施設に設置された第1の圧力計1の計測値と、前記下水の水面に作用している大気圧を計測するために大気に開放された箇所に設置された第2の圧力計2の計測値とに基づいて前記下水の水位を求め、求めた水位に基づいて不明水を評価する下水不明水の簡易評価法であって、各前記圧力計1,2は所定時間毎に計測を行い、得られた計測値に基づく計測時刻毎の水位を日付で区切って日付データとし、当該日付データを、日降水量が一定以上の対象降雨日に得られたものと、対象降雨日から所定日数日以内の降雨影響日に得られたものと、前記降雨影響日に該当しない晴天日に得られたものと、これら以外のものとに区分した上で前記評価を行う。【選択図】図1
SEWAGE UNKNOWN WATER SIMPLE EVALUATION METHOD
下水不明水の簡易評価法
GOTO KIYOSHI (Autor:in)
01.02.2018
Patent
Elektronische Ressource
Japanisch
IPC:
G06Q
Datenverarbeitungssysteme oder -verfahren, besonders angepasst an verwaltungstechnische, geschäftliche, finanzielle oder betriebswirtschaftliche Zwecke, sowie an geschäftsbezogene Überwachungs- oder Voraussagezwecke
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DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES
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E03F
SEWERS
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Abwasserkanäle
UNKNOWN WATER ANALYSIS METHOD, UNKNOWN WATER ANALYZER, AND UNKNOWN WATER ANALYSIS PROGRAM
Europäisches Patentamt | 2022
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