JP3176174B2 - Pump station rainwater inflow prediction device - Google Patents
Pump station rainwater inflow prediction deviceInfo
- Publication number
- JP3176174B2 JP3176174B2 JP11061193A JP11061193A JP3176174B2 JP 3176174 B2 JP3176174 B2 JP 3176174B2 JP 11061193 A JP11061193 A JP 11061193A JP 11061193 A JP11061193 A JP 11061193A JP 3176174 B2 JP3176174 B2 JP 3176174B2
- Authority
- JP
- Japan
- Prior art keywords
- rainfall
- amount
- inflow
- main trunk
- rainwater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Sewage (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、降雨時の雨水排水、浸
水災害防除を目的とする下水道雨水ポンプ所または処理
場などのポンプ所のポンプ運転に用いられるポンプ所雨
水流入量予測装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pump station rainwater inflow predicting device used for pump operation of a pump station such as a sewerage stormwater pump station or a treatment plant for the purpose of controlling rainwater drainage and inundation disaster during rainfall.
【０００２】[0002]
【従来の技術】下水処理施設は、汚水の処理だけでな
く、雨水に起因する災害を防止し、都市衛生の安全およ
び環境の保持を図るため必要不可欠なものである。この
ような観点から雨水ポンプ所または処理場のポンプ所に
設置してある雨水ポンプの運転台数制御は非常に重要と
なっている。2. Description of the Related Art A sewage treatment facility is indispensable not only for treating sewage but also for preventing disasters caused by rainwater and for maintaining the safety of urban sanitation and maintaining the environment. From such a viewpoint, it is very important to control the number of operating rainwater pumps installed at a rainwater pumping station or a pumping station of a treatment plant.
【０００３】住宅地の密集化や舗装道路の普及に伴い、
雨水が下水管（幹線）へ流入する割合が多くなってきて
いる。このため雨水ポンプは、一時に大量の雨水を河川
に排水する機能が必要となり、非常に大きな容量のもの
が使用されている。[0003] With the density of residential areas and the spread of paved roads,
The rate of rainwater flowing into sewers (mains) is increasing. For this reason, the rainwater pump needs a function of draining a large amount of rainwater into a river at a time, and a very large capacity is used.
【０００４】一般に雨水ポンプの運転台数決定方法とと
して、次のような方法が使用されている。例えば、計測
された降雨量のデータを基にポンプ所の運転員の勘によ
り雨水ポンプの運転台数決定をする方法、あるいはポン
プ所のポンプ井に設置された水位計の水位に応じて雨水
ポンプの運転台数決定を行う方法等が用いられている。Generally, the following method is used as a method for determining the number of operating rainwater pumps. For example, a method of determining the number of rainwater pumps to be operated based on the measured rainfall data based on the intuition of the operator at the pumping station, or a method of determining the number of operating rainwater pumps according to the water level of a water level gauge installed at the pump well at the pumping station. A method of determining the number of operating vehicles is used.
【０００５】[0005]
【発明が解決しようとする課題】上述のように、雨水ポ
ンプの運転台数決定方法として、降雨量のデータを基に
雨水ポンプの運転台数を決定する方法があるが、この場
合ＲＲＬ法を用いて降雨量のデータから対象領域内の雨
水流出量を求めている。As described above, as a method of determining the number of operating rainwater pumps, there is a method of determining the number of operating rainwater pumps based on rainfall data. In this case, the RRL method is used. The rainfall runoff in the target area is obtained from the rainfall data.
【０００６】しかしながら、対象流域内の雨水流出量を
ＲＲＬ法を使用して演算した場合、最流下点のポンプ所
への雨水流入量を演算することは出来るが、主要幹線の
途中の流量、水位を算出することはできない。このた
め、主要幹線の途中にある子ポンプ所への流入量は演算
できない。However, when the rainwater outflow in the target basin is calculated using the RRL method, the rainwater inflow to the pump station at the lowest point can be calculated, but the flow rate and water level in the middle of the main trunk line can be calculated. Cannot be calculated. For this reason, it is not possible to calculate the amount of inflow to the slave pump station in the middle of the main trunk line.
【０００７】本発明はこのような点を考慮してなされた
ものであり、主要幹線から枝分れした設けられたポンプ
所への雨水流入量を制度良く測定することができるポン
プ所雨水流入量測定装置を提供することを目的とする。[0007] The present invention has been made in view of the above points, and a pump station rainwater inflow which can measure the rainwater inflow from a main trunk to a pump station provided in a branch. It is an object to provide a measuring device.
【０００８】[0008]
【課題を解決するための手段】本発明は、対象流域内の
降雨量分布を示す雨量に関するデータに基づいて降雨量
を求める降雨量演算装置と、降雨量演算装置で求めた降
雨量に基づいて、対象領域内の主要幹線への雨水流出量
を求める流出量演算装置と、流出量演算装置で求めた主
要幹線への雨水流出量に基づいて、主要幹線内の流下情
況を求める第１の管渠内流下演算装置と、第１の管渠内
流下演算装置で求めた主要幹線内の流下情況に基づい
て、主要幹線から枝分れして設けられたポンプ所への流
入量を求めるポンプ所流入量演算装置と、を備えたこと
を特徴とするポンプ所雨水流入量予測装置である。SUMMARY OF THE INVENTION The present invention provides a rainfall calculating device for obtaining a rainfall based on rainfall data indicating a rainfall distribution in a target basin, and a rainfall calculating device for obtaining a rainfall calculated by the rainfall calculating device. A first flow rate calculating device for calculating the amount of rainwater flowing out to the main trunk in the target area; A pumping station for calculating the amount of inflow to a pumping station branching off from the main trunk line based on the flow down condition in the main trunk line obtained by the downflow calculating device in the culvert and the first downflow calculating device in the culvert. A rainfall inflow predicting device for a pump station, comprising: an inflow calculating device.
【０００９】[0009]
【作用】降雨量演算装置において、雨量に関するデータ
から降雨量を求めることともに、流出量演算装置により
降雨量に基づいて対象流域内の主要幹線への雨水流出量
を求める。第１の管渠内流下演算手段により、雨水流出
量から幹線内の流下情況を求め、この収容幹線内の流下
情況に基づいて、ポンプ所流入量演算装置により主要幹
線から枝分れしたポンプ所への流入量を求める。In the rainfall amount calculating device, the rainfall amount is obtained from the data relating to the rainfall amount, and the runoff amount calculating device obtains the rainwater outflow amount to the main trunk line in the target basin based on the rainfall amount. The first downflow calculation means in the sewer calculates the downflow situation in the main line from the rainwater outflow, and based on the downflow condition in the storage main line, the pump station branched from the main main line by the pump station inflow calculation device. Calculate the amount of inflow to
【００１０】[0010]
【実施例】以下、図面を参照して本発明の実施例につい
て説明する。図１は、本発明によるポンプ所雨水流入量
予測装置の一実施例を示す構成ブロック図である。図１
において、ホンプ所流入量演算装置は、降雨量演算装置
１と、流出量演算装置２と、管渠内流下演算装置３と、
ポンプ所流入量演算装置４と、表示装置５とを備えてい
る。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a configuration block diagram showing an embodiment of a pump station rainwater inflow prediction device according to the present invention. FIG.
In the pump station inflow calculation device, the rainfall calculation device 1, the outflow calculation device 2, the downflow calculation device 3 in the sewer,
A pump station inflow rate calculation device 4 and a display device 5 are provided.
【００１１】降雨量演算装置１には、レーダ受信装置６
で得られたレーザ受信電力データが入力されるデータ伝
送装置８と、地上雨量計９で得られた降雨量データが入
力されるテレメータ装置１０とが接続されている。降雨
量演算装置１は、データ伝送装置側８またはテレメータ
装置１０から得られた対象流域内の降雨量分布を示す雨
量に関するデータ（例えば降雨強度）をもとに、降雨量
を算出するようになっており、また算出した降雨量は所
定の観測周期毎に表示装置５に表示される。The rainfall calculating device 1 includes a radar receiving device 6
The data transmission device 8 to which the laser reception power data obtained by the above is input and the telemeter device 10 to which the rainfall data obtained by the ground rain gauge 9 are input are connected. The rainfall calculation device 1 calculates the rainfall based on the rainfall data (for example, rainfall intensity) indicating the rainfall distribution in the target basin obtained from the data transmission device side 8 or the telemeter device 10. The calculated amount of rainfall is displayed on the display device 5 at each predetermined observation cycle.
【００１２】流出量演算装置２は、降雨演算装置１から
得られた降雨量に基づいて、対象流域内における地域特
性により選択された流出解析手段に従って、流域内の主
要幹線（主要下水管）への雨水流出量を算出するもので
あり、算出された雨水流出量は所定の観測周期毎に表示
装置５に示される。The runoff amount calculation device 2 is connected to a main trunk line (main sewer pipe) in the basin based on the rainfall amount obtained from the rainfall calculation device 1 and according to runoff analysis means selected according to the regional characteristics in the target basin. Is calculated, and the calculated rainwater outflow is shown on the display device 5 at each predetermined observation cycle.
【００１３】管渠内流下演算装置３は、流出量演算装置
２から得られた雨水流出量をもとに、主要幹線内の流下
過程を演算するようになっている。主要幹線内の流下情
況を演算をする場合、使用目的によりモデルを選択し、
指定箇所の主要幹線内の流量および水位等の流下情況を
算出することができる。また、算出された流量および水
位等の主要幹線内の流下情況は所定の観測周期毎に表示
装置５に表示される。The downflow calculation device 3 in the sewer calculates the downflow process in the main trunk line based on the rainwater outflow obtained from the outflow calculation device 2. When calculating the flow situation in the main trunk line, select the model according to the purpose of use,
It is possible to calculate the flow conditions such as the flow rate and water level in the main trunk line at the designated location. Further, the calculated flow conditions such as the flow rate and the water level in the main trunk line are displayed on the display device 5 every predetermined observation period.
【００１４】ポンプ所流入量演算装置４は、管渠内流下
演算装置３から得られた流量および水位等の流下情況を
基に主要幹線から枝分れした子ポンプ所への流入量を演
算するものであり、算出された子ポンプ所への流入量は
所定の観測周期毎に表示装置５に表示される。The pump station inflow amount calculation device 4 calculates the inflow amount into the sub-pump station branched from the main trunk line based on the flow conditions such as the flow rate and water level obtained from the downflow calculation device 3 in the sewer. The calculated inflow amount to the child pumping station is displayed on the display device 5 at each predetermined observation cycle.
【００１５】次にこのような構成からなる本実施例の作
用について、図５のフローチャートに沿って説明する。
降雨時、特に大雨の時、主要幹線からポンプ所への雨水
流入量の晴天時の約１０倍以上になる場合がある。この
ような場合、対象流域におけるポンプ所への流入流量を
把握しておかないと、浸水が起こる可能性がある。ポン
プ所への流入流量を算出するためには、対象流域の特徴
に応じた入力データを使用する必要がある。本実施例で
は、雨量に関するデータとして、対象流域の特徴に応じ
て、レーダ受信装置６からのレーダ受信電力データ、ま
たはテーセン法を用いた地上雨量計９から降雨量データ
のいずれかを使用することができる。Next, the operation of this embodiment having the above-described configuration will be described with reference to the flowchart of FIG.
During rainfall, especially during heavy rain, the amount of rainwater flowing into the pumping station from the main trunk line may be about 10 times or more that of fine weather. In such a case, inundation may occur unless the flow rate into the pump station in the target basin is known. In order to calculate the inflow rate to the pump station, it is necessary to use input data corresponding to the characteristics of the target basin. In this embodiment, as the data relating to the rainfall, either the radar reception power data from the radar receiver 6 or the rainfall data from the ground-based rain gauge 9 using the Thesen method is used according to the characteristics of the target basin. Can be.
【００１６】次に降雨量演算装置１は、データ伝送装置
８またはテレメータ装置１０から得られた雨量に関する
データ（降雨強度）に基づいて降雨量を算出する。Next, the rainfall amount calculating device 1 calculates a rainfall amount based on the rainfall data (rainfall intensity) obtained from the data transmission device 8 or the telemeter device 10.
【００１７】次に流出量演算装置２では、図２に示すよ
うに以下の処理が行なわれる。ポンプ所への流入流量を
算出するためには、対象流域の地域特性に応じた流出解
析を行う必要がある。本実施例では、流出量演算装置２
により、都市流域内における地域特性に応じて流出解析
の手段としてＲＲＬ法または修正ＲＲＬ法のどちらかを
選択し、選択された手法に従い、降雨量演算装置１で得
られた降雨量に基づいて流域内の主要幹線への雨水流出
量１３を算出する。Next, the outflow amount calculation device 2 performs the following processing as shown in FIG. In order to calculate the inflow to the pump station, it is necessary to perform an outflow analysis according to the regional characteristics of the target basin. In this embodiment, the outflow amount calculation device 2
Therefore, either the RRL method or the modified RRL method is selected as a means of runoff analysis according to the regional characteristics in the urban basin, and the basin is determined based on the rainfall obtained by the rainfall amount calculation device 1 according to the selected method. Calculate the rainwater outflow 13 to the main trunk line inside.
【００１８】ここでＲＲＬ法とは、舗装道路、住宅密集
等から構成される不浸透面積を主とする都市化流域の流
出解析を行なう手法であり、英国ＲＲＬ(Road Reesearc
hLaboratory)のL.H.Watkins が開発したものである。ま
た修正ＲＲＬ法とは土木研究所が開発したものであり、
ＲＲＬ法の一部を修正した流出解析手法である。修正Ｒ
ＲＬ法は土地利用により浸透域、不浸透域に分け、降雨
計算を行う手法である。Here, the RRL method is a method for analyzing runoff in an urbanized watershed mainly composed of impermeable areas composed of paved roads, densely-built houses, and the like.
hLaboratory) developed by LHWatkins. The modified RRL method was developed by PWRI,
This is a runoff analysis method in which a part of the RRL method is modified. Modification R
The RL method is a method of dividing rainfall into an infiltration area and an impervious area according to land use and calculating rainfall.
【００１９】ＲＲＬ法と修正ＲＲＬ法のどちらにおいて
も、ピーク流量の推算は、まず図６に示すように決めら
れた時間毎に降雨の移送を示す曲線で囲んだ面積等到達
時間面積を推定し、次いで、その時間内の平均降雨強度
から流域内の流入流量を求め、以下に示す貯留量関数を
用いて最終的な流出流量を定める、という手順で行なわ
れる。 貯留量関数の使用式 運動式 Ｓ＝Ｋ・Ｑn …(1) (1) 、(2) 式において、 Ｋ、ｎ：流域による定数 Ｓ ：雨水貯留量［ｍ3 ］ Ｑ ：雨水流出量［ｍ3 ／ｓ］ ｔ ：時間 ［ｓ］ Ｐ ：雨水の流入量［mm／ｓ］ 流出量演算手段２で算出された雨水流出量１３は、所定
の観測周期毎に表示装置５に表示される。なお、この表
示装置５の代わりに、印字装置または記録装置を設け、
印字、記録等により出力表示しても良い。In both the RRL method and the modified RRL method, the peak flow is estimated by first estimating the arrival time area, such as the area surrounded by a curve indicating the rainfall transfer at every predetermined time as shown in FIG. Then, the inflow flow rate in the basin is determined from the average rainfall intensity during that time, and the final outflow flow rate is determined using the storage function shown below. Formula for using the stored amount function Motion formula S = K · Q n … (1) (1) and (2), K, n: constant depending basin S: rainwater storage amount [m 3] Q: rainwater runoff [m 3 / s] t: time [s] P: inflow of rainwater [ mm / s] The rainwater outflow amount 13 calculated by the outflow amount calculation means 2 is displayed on the display device 5 at every predetermined observation cycle. In addition, a printing device or a recording device is provided instead of the display device 5,
The output may be displayed by printing or recording.
【００２０】次に管渠内流下演算装置３では、図４に示
すように以下の処理が行なわれる。Next, in the downflow calculation device 3 in the pipe sewer, the following processing is performed as shown in FIG.
【００２１】対象流域に降った雨は、主要幹線に集まり
ポンプ所へ流入していく。ポンプ所に接続されている主
要幹線内の流下状況は、管渠の構造、形態に応じて異な
っている。このため従来は、使用されている主要幹線毎
に時間に応じた水位およびそぐ等の流下状況を算出する
ためには、長時間がかかった。The rain that has fallen in the target basin collects on the main trunk line and flows into the pump station. The state of flow in the main trunk line connected to the pump station differs depending on the structure and form of the sewer. For this reason, conventionally, it took a long time to calculate the water level and the flow-down state such as erosion according to time for each main trunk line used.
【００２２】本実施例では、管渠内流下演算装置３によ
り、流出量演算装置２から得られた雨水流出量をもとに
主要幹線内の流下状況を求める。なお、管渠内流下演算
装置３では、使用目的により、時間を気にせずに主要幹
線内の流下情況を求める管渠内流下モデル１４（第１の
管渠内流下演算装置）または演算時間のかからない簡易
化流化モデル１５（第２の管渠内流下演算手段）のどち
らかのモデルを選択する事が出来る。In the present embodiment, the downflow condition in the main trunk line is obtained by the downflow calculation device 3 in the sewer based on the rainwater outflow obtained from the outflow calculation device 2. In addition, in the downflow calculation device 3 in the sewer, the downflow model 14 (first downflow calculation device in the sewer) or the calculation time of the calculation time in the sewer, which determines the flow situation in the main trunk line without worrying about the time, depending on the purpose of use. It is possible to select one of the simplified flow models 15 (second flow down calculation means in the sewer), which is not applicable.
【００２３】簡易化流下モデル１５では、主要幹線内に
流入した流量がそのまま時間と共に変化し、計算単位時
刻毎に最終ポンプ所への流入流量１６が直接的に演算さ
れる。管渠内流下モデル１４では、計算単位時刻毎に指
定された計算点の主要幹線内の流量１７および管渠内の
水位１８等の流下情況が算出される。In the simplified flow-down model 15, the flow rate flowing into the main trunk line changes with time as it is, and the flow rate 16 flowing into the final pumping station is directly calculated for each calculation unit time. In the sewer flow model 14, the flow conditions such as the flow rate 17 in the main trunk and the water level 18 in the sewer at the designated calculation point at each calculation unit time are calculated.
【００２４】管渠内流下モデル１４で使用する式を以下
に示す。The equation used in the downflow model 14 is shown below.
【００２５】[0025]
【数１】 (3) 、(4) 式において、 Ａ：水路断面積 ［ｍ2 ］ ｇ：重力加速度 ［ｍ／ｓ2 ］ ｈ：水深 ［ｍ］ ｉ：河床勾配 ［0/00］ ｎ：Manning （マニング）の粗度係数 ｑ：単位長さ当たり支流合流量 ［ｍ3 ／ｓ］ Ｑ：流量 ［ｍ3 ／ｓ］ Ｒ：径深 ［ｍ］ ｔ：時間 ［ｓｅｃ］ Ｕ：平均流速 ［ｍ／ｓ］ ｘ：流下方向の座標 ［ｍ］ 簡易化流下モデル１５で算出された最終ポンプ所への流
入量１６、および管渠内流下モデル１４で算出された流
量１７および管渠内の水位１８等は、所定の観測周期毎
に表示装置５に表示される。(Equation 1) In the formulas (3) and (4), A: Channel cross section [m 2 ] g: Gravitational acceleration [m / s 2 ] h: Water depth [m] i: Riverbed gradient [0/00] n: Manning Roughness coefficient q: tributary flow rate per unit length [m 3 / s] Q: flow rate [m 3 / s] R: diameter [m] t: time [sec] U: average flow rate [m / s] x: Coordinates in the downflow direction [m] The inflow amount 16 to the final pumping station calculated by the simplified downflow model 15, the flow rate 17 calculated by the downflow model 14 in the sewer, the water level 18 in the sewer, etc. are as follows: It is displayed on the display device 5 at every predetermined observation cycle.
【００２６】次にポンプ所流入量演算装置４において、
管渠内流下演算装置３の管渠内流下モデル１４で求めら
れた流量および水位等の流下情況に基づいて、主要幹線
から枝分かれして設けられた子ポンプ所への流入量が演
算される。このように算出された子ポンプ所への流入量
は、所定の観測周期毎に表示装置５に表示される。ここ
で、子ポンプ所とは、最終下点にある最終ポンプ所以外
の主要幹線の途中に設けられているポンプ所をいう。Next, in the pump station inflow rate calculation device 4,
On the basis of the flow conditions such as the flow rate and the water level obtained by the downflow model 14 in the downflow pipe of the downflow calculation device 3, the inflow amount to the sub-pump station branched from the main trunk line is calculated. The amount of inflow to the child pumping station calculated in this way is displayed on the display device 5 at each predetermined observation cycle. Here, the child pumping station is a pumping station provided in the middle of the main trunk other than the final pumping station at the final lower point.
【００２７】以上説明したように本実施例によれば、主
要幹線内の流量および水位を演算することができるの
で、主要幹線内の氾濫状況を知る事ができ、また主要幹
線から枝分れして設けられた子ポンプ所への流入量を精
度良く求めることができる。As described above, according to the present embodiment, the flow rate and the water level in the main trunk can be calculated, so that the flood condition in the main trunk can be known, and the main branch can be branched from the main trunk. It is possible to accurately determine the amount of inflow to the sub-pump station provided.
【００２８】また、流出量演算装置において、対象流域
から主要幹線への雨水流出量を算出する際、対象流域の
特性に合った手法を選択できるようにしたので、対象流
域が異なる場合でも精度良く雨水流出量を求めることが
できる。Further, when calculating the amount of rainwater outflow from the target basin to the main trunk in the runoff amount calculation device, a method suitable for the characteristics of the target basin can be selected, so that even if the target basin is different, the method is accurate. Stormwater runoff can be determined.
【００２９】なお、上記実施例では、降雨量演算装置１
に入力されるデータとして、レーダ受信装置６またはテ
ーセン法を用いた地上雨量計９のいずれかのデータが用
いられるが、地上雨量計９とレーダ受信装置６とを併用
する事によりデータ精度を向上させることができる。In the above embodiment, the rainfall amount calculating device 1
The data to be input to either the radar receiver 6 or the ground rain gauge 9 using the Thesen method is used, but the data accuracy is improved by using the ground rain gauge 9 and the radar receiver 6 together. Can be done.
【００３０】また、本実施例では、流出量演算装置２に
おいて流出解析の手法としてＲＲＬ法と修正ＲＲＬ法と
を使用する例を示したが、その他にタンクモデル、貯留
関数法等の手法を付け加えることもできる。Further, in this embodiment, an example in which the RRL method and the modified RRL method are used as the outflow analysis method in the outflow amount calculation device 2 has been described, but other methods such as a tank model and a storage function method are added. You can also.
【００３１】[0031]
【発明の効果】以上説明したように本発明によれば、対
象流域内の主要幹線内の流下状況に基づいて、主要幹線
から枝分れして設けられたポンプ所への流入量を求める
ので、枝分れして配置されたポンプ所への流入量を精度
良く算出することができる。As described above, according to the present invention, the amount of inflow to the pump station branching from the main trunk is determined based on the flow down state in the main trunk in the target basin. , It is possible to accurately calculate the inflow amount into the branch-placed pump station.
【図１】本発明によるポンプ所雨水流入量予測装置の一
実施例を示す全体構成ブロック図。FIG. 1 is an overall configuration block diagram showing an embodiment of a pump station rainwater inflow prediction device according to the present invention.
【図２】流出量演算装置を示す詳細図。FIG. 2 is a detailed view showing an outflow amount calculating device.
【図３】管渠内流下演算装置を示す詳細図。FIG. 3 is a detailed view showing a downflow calculation device in a sewer.
【図４】対象流域内の主要幹線およびポンプ所を示す配
置図。FIG. 4 is a layout diagram showing a main trunk line and a pumping station in a target basin.
【図５】本発明の作用を示すフローチャート。FIG. 5 is a flowchart showing the operation of the present invention.
【図６】対象流域内の等到達時間面積を示す図。FIG. 6 is a diagram showing an equal arrival time area in a target basin.
１ 降雨量演算装置 ２ 流出量演算装置 ３ 管渠内流下演算装置 ４ ポンプ所流入量演算装置 １４ 管渠内流下 １５ 簡易化流下モデル DESCRIPTION OF SYMBOLS 1 Rainfall calculation device 2 Runoff calculation device 3 Downstream calculation device 4 Pump station inflow calculation device 14 Downflow in a sewer 15 Simplified flowdown model
フロントページの続き (72)発明者 篠 原 哲 哉 東京都港区芝浦一丁目１番１号 株式会 社東芝 本社事務所内 (56)参考文献 特開 平５−44243（ＪＰ，Ａ) 特開 昭55−59508（ＪＰ，Ａ) 特開 平４−216732（ＪＰ，Ａ) 特開 平１−246601（ＪＰ，Ａ) 特開 平６−264495（ＪＰ，Ａ) 特開 平６−26093（ＪＰ，Ａ) 特開 平５−156689（ＪＰ，Ａ) 特開 平５−265513（ＪＰ，Ａ) 特開 平５−303407（ＪＰ，Ａ) 特開 平６−102911（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) E03F 1/00 E03F 5/22 Continuation of front page (72) Inventor Tetsuya Shinohara 1-1-1, Shibaura, Minato-ku, Tokyo Inside the head office of Toshiba Corporation (56) References JP-A-5-44243 (JP, A) JP-A Sho 55-59508 (JP, A) JP-A-4-216732 (JP, A) JP-A-1-246601 (JP, A) JP-A-6-264495 (JP, A) JP-A-6-26093 (JP, A) A) JP-A-5-156689 (JP, A) JP-A-5-265513 (JP, A) JP-A-5-303407 (JP, A) JP-A-6-102911 (JP, A) (58) Survey Field (Int.Cl. 7 , DB name) E03F 1/00 E03F 5/22
Claims (3)
るデータに基づいて降雨量を求める降雨量演算装置と、 降雨量演算装置で求めた降雨量に基づいて、対象領域内
の主要幹線への雨水流出量を求める流出量演算装置と、 流出量演算装置で求めた主要幹線への雨水流出量に基づ
いて、主要幹線内の流下情況を求める第１の管渠内流下
演算装置と、 第１の管渠内流下演算装置で求めた主要幹線内の流下情
況に基づいて、主要幹線から枝分れして設けられたポン
プ所への流入量を求めるポンプ所流入量演算装置と、 を備えたことを特徴とするポンプ所雨水流入量予測装
置。1. A rainfall calculating device for calculating a rainfall based on rainfall data indicating a rainfall distribution in a target basin, and a main trunk line in the target region based on the rainfall calculated by the rainfall calculating device. An outflow amount calculating device for calculating a rainwater outflow amount, a first downflow calculating device in a sewer for obtaining a flowing state in a main trunk based on a rainwater outflow amount to the main trunk obtained by the outflow amount calculating device, A pump station inflow calculation device for calculating an inflow to a pump station branching from the main trunk on the basis of the flow situation in the main trunk determined by the downflow calculation device in the sewer. A rainfall inflow prediction device for a pumping station.
Ｌ法を用いて、対象流域内の雨水流出量を求めることを
特徴とする請求項１記載のポンプ所雨水流入量予測装
置。2. The outflow amount calculating device is an RRL method or a modified RR method.
The rainfall inflow prediction device according to claim 1, wherein the rainwater outflow amount in the target basin is obtained by using the L method.
流出量に基づいて、この雨水流出量から対象流域内の最
終ポンプ所への流入量を直接求める第２の管渠内流下演
算手段を更に備えたことを特徴とする請求項１記載のポ
ンプ所雨水流入量予測装置。3. A second downflow calculation in a sewer based on the amount of rainwater outflow to the main trunk determined by the outflow amount calculation device, wherein the amount of inflow to the final pump station in the target basin is directly calculated from the amount of rainwater outflow. 2. The apparatus for predicting rainwater inflow at a pump station according to claim 1, further comprising means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11061193A JP3176174B2 (en) | 1993-05-12 | 1993-05-12 | Pump station rainwater inflow prediction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11061193A JP3176174B2 (en) | 1993-05-12 | 1993-05-12 | Pump station rainwater inflow prediction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06322808A JPH06322808A (en) | 1994-11-22 |
| JP3176174B2 true JP3176174B2 (en) | 2001-06-11 |
Family
ID=14540219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11061193A Expired - Fee Related JP3176174B2 (en) | 1993-05-12 | 1993-05-12 | Pump station rainwater inflow prediction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3176174B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6556389B1 (en) * | 2019-01-30 | 2019-08-07 | 株式会社日圧機販 | Drainage channel monitoring system, drainage channel monitoring method, and drainage channel monitoring program |
-
1993
- 1993-05-12 JP JP11061193A patent/JP3176174B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06322808A (en) | 1994-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Kull et al. | Evolution of Clark's unit graph method to spatially distributed runoff | |
| Kothyari et al. | Sediment yield estimation using GIS | |
| Amaguchi et al. | Development and testing of a distributed urban storm runoff event model with a vector-based catchment delineation | |
| US4987913A (en) | Apparatus and method for controlling operation of storm sewage pump | |
| JP2008050903A (en) | Flood prediction method and flood prediction system | |
| JP6976198B2 (en) | Simulation device and rainwater monitoring system using the simulation device | |
| CN115471078B (en) | Flood risk point assessment method and device based on urban water affair system | |
| US6522972B2 (en) | Method for determining an instantaneous unit hydrograph | |
| JP3176174B2 (en) | Pump station rainwater inflow prediction device | |
| CN115661330B (en) | Digital twinning-based method and device for calculating accumulated water in sinking square | |
| Emerson et al. | Application of HEC-HMS to model the additive effects of multiple detention basins over a range of measured storm volumes | |
| JP3279703B2 (en) | Inflow water prediction method and inflow water prediction device | |
| Smeltzer et al. | A phosphorus budget, model, and load reduction strategy for Lake Champlain | |
| JP2000276235A (en) | Wide area rainwater drainage system supporting device | |
| JP3437700B2 (en) | Pump station inflow prediction support device | |
| Corradini et al. | An adaptive model for flood forecasting on medium size basins | |
| Georgakakos et al. | Estimation of flash flood potential for large areas | |
| CN112097851B (en) | Waterlogging condition detection method and waterlogging prediction method for easy waterlogging point | |
| JPH09198145A (en) | Pump site inflow estimation support device | |
| Basnayaka et al. | Comparing hydrology and hydraulics surface routing approaches in modeling an urban catchment | |
| JPH0476637B2 (en) | ||
| Hiramoto et al. | Preparation of an inundated district forecast chart using GIS data | |
| Arumsari et al. | Spatial data and catchment discretization for assessment coastal URBAN drainage performance using gis and MIKE URBAN-SWMM | |
| SHIMIZU et al. | ENHANCED RAINFALL-RUNOFF-FLOOD SIMULATION WITH RRI MODEL INCORPORATING RIVER VEGETATION RESISTANCE BASED ON 2D NUMERICAL CALCULATION RESULTS AND SLOPE DIRECTION SURFACE FLOW FLUX | |
| JPH08123538A (en) | Pump yard flow-in rate prediction supporting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080406 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090406 Year of fee payment: 8 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100406 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100406 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110406 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130406 Year of fee payment: 12 |
|
| LAPS | Cancellation because of no payment of annual fees |