JP2021116579A - Management system for rainwater utilization facility - Google Patents

Management system for rainwater utilization facility Download PDF

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JP2021116579A
JP2021116579A JP2020010138A JP2020010138A JP2021116579A JP 2021116579 A JP2021116579 A JP 2021116579A JP 2020010138 A JP2020010138 A JP 2020010138A JP 2020010138 A JP2020010138 A JP 2020010138A JP 2021116579 A JP2021116579 A JP 2021116579A
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rainwater
rainwater utilization
plan
management system
meteorological information
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JP7390903B2 (en
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和浩 佐藤
Kazuhiro Sato
和浩 佐藤
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Shimizu Construction Co Ltd
Shimizu Corp
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Shimizu Corp
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

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Abstract

To provide a management system for a rainwater utilization facility that can be effective in addition to reducing an amount of tap water used.SOLUTION: A system 10 for managing at least one rainwater utilization facilities 20, 24, 28, 32 on a building 12 or a site 30 thereof comprises: rainwater storage means 36 installed in the building 12 or the site 30 thereof to store rainwater; supply means 46 provided for each of the rainwater utilization facilities 20... and supplying the rainwater stored in the rainwater storage means 36 for each of the rainwater utilization facilities 20...; meteorological information acquisition means 54 for acquiring meteorological information for a predetermined period; plan setting means 56 for setting a rainwater utilization plan for the predetermined period for each of the rainwater utilization facilities 20... based on the acquired meteorological information; and control means 58 for controlling the supply means 46 and the rainwater utilization facilities 20... based on the set rainwater utilization plan.SELECTED DRAWING: Figure 1

Description

本発明は、建物などに備わる雨水利用設備の管理システムに関するものである。 The present invention relates to a management system for rainwater utilization equipment provided in a building or the like.

従来、建物の地下などに雨水ピットを設け、雨水ピットに溜めた雨水をトイレの洗浄や潅水などの雑用水として活用する技術が知られている(例えば、特許文献1を参照)。 Conventionally, there is known a technique of providing a rainwater pit in the basement of a building and utilizing the rainwater collected in the rainwater pit as miscellaneous water for cleaning toilets and irrigation (see, for example, Patent Document 1).

特開平6−173302号公報Japanese Unexamined Patent Publication No. 6-17302

ところで、雨水ピットの貯水量は、降雨量と雑用水の使用量のバランスにより増減する。しかし、この貯水量は、特に管理されていないことから、上水使用量の削減以外の効果は期待できないという問題があった。このため、上水使用量の削減以外にも効果を発揮できる技術が求められていた。 By the way, the amount of water stored in the rainwater pit increases or decreases depending on the balance between the amount of rainfall and the amount of miscellaneous water used. However, since this amount of water stored is not particularly controlled, there is a problem that no effect other than reduction of the amount of clean water used can be expected. For this reason, there has been a demand for a technology that can exert an effect other than reducing the amount of clean water used.

本発明は、上記に鑑みてなされたものであって、上水使用量の削減以外にも効果を発揮できる雨水利用設備の管理システムを提供することを目的とする。 The present invention has been made in view of the above, and an object of the present invention is to provide a management system for rainwater utilization equipment that can exert an effect other than reduction of water consumption.

上記した課題を解決し、目的を達成するために、本発明に係る雨水利用設備の管理システムは、建物またはその敷地に備わる少なくとも一つの雨水利用設備を管理するためのシステムであって、建物またはその敷地に設けられ、雨水を貯留する雨水貯留手段と、雨水利用設備ごとに設けられ、雨水貯留手段に貯留された雨水を雨水利用設備に供給する供給手段と、所定期間の気象情報を取得する気象情報取得手段と、取得した気象情報に基づいて、所定期間の雨水利用計画を雨水利用設備ごとに設定する計画設定手段と、設定した雨水利用計画に基づいて、供給手段、雨水利用設備を制御する制御手段とを備えることを特徴とする。 In order to solve the above-mentioned problems and achieve the object, the rainwater utilization equipment management system according to the present invention is a system for managing at least one rainwater utilization equipment provided in a building or its site, and is a building or a system for managing at least one rainwater utilization equipment. A rainwater storage means for storing rainwater on the site, a supply means for supplying rainwater stored in the rainwater storage means to the rainwater use equipment, and weather information for a predetermined period are acquired. Meteorological information acquisition means, plan setting means for setting a rainwater use plan for a predetermined period for each rainwater use facility based on the acquired meteorological information, and control of supply means and rainwater use facility based on the set rainwater use plan. It is characterized in that it is provided with a control means for the operation.

また、本発明に係る他の雨水利用設備の管理システムは、上述した発明において、雨水貯留手段に貯留された雨水を雨水利用設備に供給することなく建物の敷地外に排出する排出手段をさらに備え、制御手段は、設定した雨水利用計画に基づいて、排出手段を制御することを特徴とする。 Further, in the above-described invention, the management system of the other rainwater utilization equipment according to the present invention further includes a discharge means for discharging the rainwater stored in the rainwater storage means to the outside of the building site without supplying the rainwater utilization equipment to the rainwater utilization equipment. The control means is characterized in that the discharge means is controlled based on the set rainwater utilization plan.

また、本発明に係る他の雨水利用設備の管理システムは、上述した発明において、取得した気象情報が短時間豪雨を示す情報である場合は、計画設定手段は、短時間豪雨の予想時刻までに雨水貯留手段の貯水量を可能な限りゼロにするように雨水利用計画を設定することを特徴とする。 Further, in the management system of other rainwater utilization equipment according to the present invention, when the acquired weather information is information indicating short-time heavy rain in the above-mentioned invention, the plan setting means is by the expected time of short-time heavy rain. It is characterized by setting a rainwater utilization plan so that the amount of water stored in the rainwater storage means is reduced to zero as much as possible.

また、本発明に係る他の雨水利用設備の管理システムは、上述した発明において、取得した気象情報が渇水もしくは少雨を示す情報、または、上水使用不可を示す情報である場合は、計画設定手段は、雨水貯留手段の貯水量を温存するように雨水利用計画を設定することを特徴とする。 Further, in the above-mentioned invention, when the acquired weather information is information indicating drought or light rain, or information indicating that clean water cannot be used, the management system of other rainwater utilization equipment according to the present invention is a planning setting means. Is characterized by setting a rainwater utilization plan so as to preserve the amount of water stored in the rainwater storage means.

また、本発明に係る他の雨水利用設備の管理システムは、上述した発明において、気象情報取得手段は、所定時間ごとに気象情報を取得し、計画設定手段は、気象情報の変化に対応するために、所定時間ごとに雨水利用計画を更新することを特徴とする。 Further, in the management system of other rainwater utilization facilities according to the present invention, in the above-described invention, the meteorological information acquisition means acquires the meteorological information at predetermined time intervals, and the plan setting means responds to changes in the meteorological information. In addition, it is characterized by updating the rainwater utilization plan at predetermined time intervals.

また、本発明に係る他の雨水利用設備の管理システムは、上述した発明において、気象情報取得手段は、建物の地域周辺の気象状況、洪水、浸水、豪雨および少雨の少なくとも一つに関する情報を気象情報と合わせて取得することを特徴とする。 Further, in the management system of other rainwater utilization facilities according to the present invention, in the above-mentioned invention, the meteorological information acquisition means obtains information on at least one of the weather conditions, floods, inundation, heavy rain and light rain around the area of the building. The feature is that it is acquired together with the information.

本発明に係る雨水利用設備の管理システムによれば、建物またはその敷地に備わる少なくとも一つの雨水利用設備を管理するためのシステムであって、建物またはその敷地に設けられ、雨水を貯留する雨水貯留手段と、雨水利用設備ごとに設けられ、雨水貯留手段に貯留された雨水を雨水利用設備に供給する供給手段と、所定期間の気象情報を取得する気象情報取得手段と、取得した気象情報に基づいて、所定期間の雨水利用計画を雨水利用設備ごとに設定する計画設定手段と、設定した雨水利用計画に基づいて、供給手段、雨水利用設備を制御する制御手段とを備えるので、例えば気象情報が大雨などの場合には、事前に雨水貯留手段の貯水量を空にして雨水バッファーを確保することで、大量の雨水を一時的に貯留でき、地域の洪水・浸水抑止に貢献できる。したがって、本発明によれば、上水使用量の削減以外にも効果を発揮することができるという効果を奏する。 According to the management system of the rainwater utilization facility according to the present invention, it is a system for managing at least one rainwater utilization facility provided in the building or its site, and is provided in the building or its site to store rainwater. Based on the means, the supply means provided for each rainwater utilization facility and supplying the rainwater stored in the rainwater storage means to the rainwater utilization facility, the meteorological information acquisition means for acquiring the meteorological information for a predetermined period, and the acquired meteorological information. Therefore, it is provided with a plan setting means for setting a rainwater utilization plan for a predetermined period for each rainwater utilization facility and a control means for controlling the supply means and the rainwater utilization facility based on the set rainwater utilization plan. In the case of heavy rain, a large amount of rainwater can be temporarily stored by emptying the amount of water stored in the rainwater storage means in advance to secure a rainwater buffer, which can contribute to the prevention of floods and inundation in the area. Therefore, according to the present invention, it is possible to exert an effect other than the reduction of the amount of clean water used.

また、本発明に係る他の雨水利用設備の管理システムによれば、雨水貯留手段に貯留された雨水を雨水利用設備に供給することなく建物の敷地外に排出する排出手段をさらに備え、制御手段は、設定した雨水利用計画に基づいて、排出手段を制御するので、雨水貯留手段の雨水を強制的に排水することができるという効果を奏する。 Further, according to the management system of other rainwater utilization equipment according to the present invention, the control means is further provided with a discharge means for discharging the rainwater stored in the rainwater storage means to the outside of the building site without supplying the rainwater utilization equipment to the rainwater utilization equipment. Controls the discharge means based on the set rainwater utilization plan, so that the rainwater of the rainwater storage means can be forcibly drained.

また、本発明に係る他の雨水利用設備の管理システムによれば、取得した気象情報が短時間豪雨を示す情報である場合は、計画設定手段は、短時間豪雨の予想時刻までに雨水貯留手段の貯水量を可能な限りゼロにするように雨水利用計画を設定するので、事前に雨水貯留手段の貯水量を空にして雨水バッファーを確保することで、大量の雨水を一時的に貯留でき、地域の洪水・浸水抑止に貢献することができるという効果を奏する。 Further, according to the management system of other rainwater utilization facilities according to the present invention, when the acquired weather information is information indicating short-time heavy rain, the planning setting means is the rainwater storage means by the expected time of short-time heavy rain. Since the rainwater utilization plan is set so that the amount of water stored in the stormwater is set to zero as much as possible, a large amount of rainwater can be temporarily stored by emptying the amount of water stored in the rainwater storage means in advance and securing a rainwater buffer. It has the effect of contributing to the prevention of floods and inundation in the area.

また、本発明に係る他の雨水利用設備の管理システムによれば、取得した気象情報が渇水もしくは少雨を示す情報、または、上水使用不可を示す情報である場合は、計画設定手段は、雨水貯留手段の貯水量を温存するように雨水利用計画を設定するので、断水時の用水を確保することができるという効果を奏する。 Further, according to the management system of other rainwater utilization equipment according to the present invention, if the acquired weather information is information indicating drought or light rain, or information indicating that clean water cannot be used, the plan setting means is rainwater. Since the rainwater utilization plan is set so as to preserve the amount of water stored in the storage means, it is possible to secure water for water outage.

また、本発明に係る他の雨水利用設備の管理システムによれば、気象情報取得手段は、所定時間ごとに気象情報を取得し、計画設定手段は、気象情報の変化に対応するために、所定時間ごとに雨水利用計画を更新するので、気象状況の変化に柔軟に対応することができるという効果を奏する。 Further, according to the management system of other rainwater utilization facilities according to the present invention, the meteorological information acquisition means acquires the meteorological information at predetermined time intervals, and the plan setting means is predetermined in order to respond to changes in the meteorological information. Since the rainwater utilization plan is updated every hour, it has the effect of being able to flexibly respond to changes in weather conditions.

また、本発明に係る他の雨水利用設備の管理システムによれば、気象情報取得手段は、建物の地域周辺の気象状況、洪水、浸水、豪雨および少雨の少なくとも一つに関する情報を気象情報と合わせて取得するので、地域周辺の気象状況、洪水、浸水、豪雨および少雨の少なくとも一つに関する情報に応じて雨水利用設備を効率的に管理することができるという効果を奏する。 Further, according to the management system of other rainwater utilization facilities according to the present invention, the meteorological information acquisition means combines the information on at least one of the meteorological conditions, floods, inundation, heavy rain and light rain around the area of the building with the meteorological information. It has the effect of being able to efficiently manage stormwater utilization facilities according to information on at least one of the weather conditions around the area, floods, inundation, heavy rains and light rains.

図1は、本発明に係る雨水利用設備の管理システムの実施の形態を示す概略図である。FIG. 1 is a schematic view showing an embodiment of a management system for rainwater utilization equipment according to the present invention. 図2は、気象情報に基づく雨水利用計画の一例を示すテーブル図である。FIG. 2 is a table diagram showing an example of a rainwater utilization plan based on meteorological information. 図3は、地域情報に基づく雨水利用計画の一例を示すテーブル図である。FIG. 3 is a table diagram showing an example of a rainwater utilization plan based on regional information.

本発明は、雨水利用対象を複数の区分に分け、平常時、渇水(少雨)予測時、豪雨予測時、緊急時の利用対象を区分ごとに変更するものである。以下に、本発明に係る雨水利用設備の管理システムの実施の形態を図面に基づいて詳細に説明する。なお、この実施の形態によりこの発明が限定されるものではない。 The present invention divides a rainwater use target into a plurality of categories, and changes the use target for each category during normal times, when a drought (light rain) is predicted, when a heavy rain is predicted, and when an emergency is made. Hereinafter, embodiments of the management system for rainwater utilization equipment according to the present invention will be described in detail with reference to the drawings. The present invention is not limited to this embodiment.

図1に示すように、本実施の形態に係る雨水利用設備の管理システム10は、複数階層型の集合住宅建物12内の管理室14に設けられた管理サーバー16を備える。建物12には、屋上18に設けられた太陽光パネル20(太陽光発電パネル)と、屋上18・外壁22へ散水するための散水装置24と、各住戸26に設けられた水洗式のトイレ28が備わっている。建物12に隣接する敷地30には、植栽32が植えられている。本実施の形態では、太陽光パネル20、散水装置24、トイレ28、植栽32が本発明の雨水利用設備に相当する。 As shown in FIG. 1, the management system 10 of the rainwater utilization equipment according to the present embodiment includes a management server 16 provided in the management room 14 in the multi-story apartment building 12. The building 12 has a solar panel 20 (solar power generation panel) provided on the roof 18, a sprinkler 24 for sprinkling water on the roof 18 and the outer wall 22, and a flush toilet 28 provided on each dwelling unit 26. Is equipped. Planting 32 is planted on the site 30 adjacent to the building 12. In the present embodiment, the solar panel 20, the watering device 24, the toilet 28, and the planting 32 correspond to the rainwater utilization equipment of the present invention.

建物12の地下Gには、沈砂槽34、雨水貯留槽36(雨水貯留手段)、ろ過器38、雑用水槽40が設けられている。沈砂槽34は、屋上18などに降り注いだ雨水を排水する排水管42から送られる雨水を沈砂処理するためのものであり、雨水貯留槽36の前段に設けられる。雨水貯留槽36は、沈砂処理した後の雨水を貯留するためのものであり、例えば雨水ピット、雨水貯留タンクで構成される。ろ過器38は、雨水貯留槽36から供給される雨水をろ過処理するためのものである。雑用水槽40は、ろ過処理された雨水を雑用水として貯留するためのものである。この雑用水槽40には、上水道水を補給可能である。雑用水槽40は、供給管44に接続している。供給管44には、雑用水槽40の雑用水を各雨水利用設備に供給するための枝管46(供給手段)が設けられている。 A sand basin 34, a rainwater storage tank 36 (rainwater storage means), a filter 38, and a miscellaneous water tank 40 are provided in the underground G of the building 12. The sand basin 34 is for sand-sinking the rainwater sent from the drainage pipe 42 for draining the rainwater that has fallen on the rooftop 18, etc., and is provided in front of the rainwater storage tank 36. The rainwater storage tank 36 is for storing rainwater after the sand settling treatment, and is composed of, for example, a rainwater pit and a rainwater storage tank. The filter 38 is for filtering rainwater supplied from the rainwater storage tank 36. The miscellaneous water tank 40 is for storing the filtered rainwater as miscellaneous water. The miscellaneous water tank 40 can be replenished with tap water. The chore water tank 40 is connected to the supply pipe 44. The supply pipe 44 is provided with a branch pipe 46 (supply means) for supplying the miscellaneous water of the miscellaneous water tank 40 to each rainwater utilization facility.

雨水貯留槽36には、ろ過器38、雑用水槽40への給水処理を実行するための給水装置48と、外部に強制排水するための図示しない排水装置が設けられている。給水装置48は、ポンプ等を用いて構成することができる。排水装置は、雨水貯留槽36に貯留された雨水を雨水利用設備に供給することなく建物12の敷地外に排出する排出手段である。排水装置は沈砂槽34に設けることもできる。雑用水槽40には、供給管44への給水処理を実行するための給水装置50と、外部に強制排水するための図示しない排水装置が設けられている。給水装置50は、ポンプ等を用いて構成することができる。排水装置は、雑用水槽40に貯留された雨水を雨水利用設備に供給することなく建物12の敷地外に排出する排出手段である。供給管44に接続する各枝管46には、バルブ52が設けられている。給水装置48、50の動作、排水装置の動作、ろ過器38の動作、バルブ52の開度は、管理サーバー16により制御される。 The rainwater storage tank 36 is provided with a water supply device 48 for executing water supply treatment to the filter 38 and the miscellaneous water tank 40, and a drainage device (not shown) for forcibly draining water to the outside. The water supply device 48 can be configured by using a pump or the like. The drainage device is a drainage means for discharging the rainwater stored in the rainwater storage tank 36 to the outside of the site of the building 12 without supplying the rainwater utilization equipment. The drainage device can also be provided in the sand basin 34. The miscellaneous water tank 40 is provided with a water supply device 50 for executing water supply treatment to the supply pipe 44 and a drainage device (not shown) for forcibly draining water to the outside. The water supply device 50 can be configured by using a pump or the like. The drainage device is a drainage means for discharging the rainwater stored in the miscellaneous water tank 40 to the outside of the site of the building 12 without supplying the rainwater utilization equipment. A valve 52 is provided in each branch pipe 46 connected to the supply pipe 44. The operation of the water supply devices 48 and 50, the operation of the drainage device, the operation of the filter 38, and the opening degree of the valve 52 are controlled by the management server 16.

管理サーバー16は、雨水(雑用水)を利用した(1)太陽光パネル20の洗浄、(2)屋上18・外壁22への散水、(3)トイレ28の洗浄、(4)植栽32への潅水、および、(5)雨水貯留槽36、雑用水槽40からの強制排水を一元管理するためのものである。この管理サーバー16は、気象情報取得手段54と、計画設定手段56と、制御手段58とを有している。管理サーバー16は、例えばコンピュータ、ディスプレイなどを用いて構成される。 The management server 16 uses rainwater (miscellaneous water) to (1) wash the solar panel 20, (2) water the roof 18 and the outer wall 22, (3) wash the toilet 28, and (4) go to the planting 32. This is for centralized management of irrigation and (5) forced drainage from the rainwater storage tank 36 and the miscellaneous water tank 40. The management server 16 has a weather information acquisition means 54, a plan setting means 56, and a control means 58. The management server 16 is configured by using, for example, a computer or a display.

気象情報取得手段54は、所定期間の気象情報を取得するためのものであり、例えばインターネットなどのネットワークを通じて、周知の気象予報サービスなどから所定期間の気象情報を取得する。所定期間とは、例えば一日間、数日間、一週間、数週間、1か月間、数か月間などの任意の期間である。気象情報とは、天気予報や気象データ(観測値)を含む気象に関する情報であり、例えば、建物の地域周辺に関する降水量予測情報、豪雨・渇水(少雨)予測情報、防災に関わる気象情報(大雨注意報・警報など)、建物周辺の洪水・浸水に関する予測情報などである。気象情報取得手段54は、所定時間ごとに気象情報を取得してもよい。 The weather information acquisition means 54 is for acquiring weather information for a predetermined period, and acquires weather information for a predetermined period from a well-known weather forecast service or the like through a network such as the Internet, for example. The predetermined period is an arbitrary period such as one day, several days, one week, several weeks, one month, and several months. Meteorological information is information related to the weather including weather forecasts and meteorological data (observed values). Warnings, warnings, etc.), forecast information on floods and inundation around the building, etc. The weather information acquisition means 54 may acquire weather information at predetermined time intervals.

計画設定手段56は、取得した気象情報に基づいて、所定期間の雨水利用計画を雨水利用設備ごとに設定するためのものである。所定期間とは、例えば向こう数日間、一週間、数週間、1か月間、数か月間などの任意の期間である。雨水利用計画とは、雨水利用設備ごとの雨水利用の実施スケジュールのことである。計画設定手段56は、取得した気象情報を、平常時、豪雨予測時、渇水(少雨)予測時(節水要請の発動)、緊急時(上水使用不可)の区分に分類し、この区分に基づいて雨水利用計画を設定してもよい。計画設定手段56は、気象情報(天気予報など)の変化に対応するために、所定時間ごと(例えば12時間や24時間ごと)に雨水利用計画を更新してもよい。このようにすれば、気象状況の変化に柔軟に対応することが可能となる。 The plan setting means 56 is for setting a rainwater utilization plan for a predetermined period for each rainwater utilization facility based on the acquired meteorological information. The predetermined period is an arbitrary period such as the next few days, one week, several weeks, one month, and several months. The stormwater utilization plan is an implementation schedule for stormwater utilization for each stormwater utilization facility. The plan setting means 56 classifies the acquired meteorological information into categories of normal time, heavy rain prediction, drought (light rain) prediction (invocation of water saving request), and emergency (water supply not available), and is based on this classification. You may set a rainwater utilization plan. The plan setting means 56 may update the rainwater utilization plan at predetermined time intervals (for example, every 12 hours or 24 hours) in order to respond to changes in weather information (weather forecast, etc.). In this way, it becomes possible to flexibly respond to changes in weather conditions.

雨水利用計画の一例を図2に示す。この図の例では、向こう一週間の雨水利用の実施スケジュールを設定している。猛暑日は35℃以上の日、真夏日は30℃以上の日、大雨は時間雨量(例えば50mm以上)、警報、特別警報に基づいて設定している。雨は時間雨量(例えば50mm以下)、小雨は時間雨量(例えば5mm以下)に基づいて設定している。また、雨水利用の条件として、(1)の太陽光パネルについては、30日間降雨がなければ雨水を利用して洗浄を実施する。(2)の散水については、真夏日または猛暑日の夕刻に雨水を利用して実施する。(3)のトイレについては特に条件を設けずに毎日実施する。(4)の潅水については、3日間降雨がなければ雨水を利用して潅水を実施する。(5)の強制排水については、豪雨の前日までに実施する。 An example of a rainwater utilization plan is shown in FIG. In the example of this figure, the implementation schedule of rainwater use for the next week is set. Extremely hot days are set based on days of 35 ° C or higher, midsummer days are set on days of 30 ° C or higher, heavy rainfall is set based on hourly rainfall (for example, 50 mm or higher), warnings, and special warnings. Rain is set based on hourly rainfall (for example, 50 mm or less), and light rainfall is set based on hourly rainfall (for example, 5 mm or less). In addition, as a condition for using rainwater, the solar panel in (1) is washed using rainwater if there is no rainfall for 30 days. Watering in (2) will be carried out using rainwater on the evening of midsummer days or hot days. The toilet in (3) will be carried out every day without any special conditions. Regarding the irrigation of (4), if there is no rainfall for 3 days, irrigation will be carried out using rainwater. Forced drainage in (5) will be implemented by the day before heavy rain.

制御手段58は、設定した雨水利用計画に基づいて、給水装置48、50の動作、図外の排水装置の動作、ろ過器38の動作、バルブ52の開度を制御するためのものである。制御手段58が給水装置48の動作を制御することで、雨水貯留槽36からろ過器38への雨水の供給量を制御する。制御手段58が給水装置50の動作を制御することで、雑用水槽40から供給管44への雨水の供給量を制御する。制御手段58が雨水貯留槽36の排水装置、雑用水槽40の排水装置の動作を制御することで、雨水貯留槽36、雑用水槽40の各貯水量を調整する。制御手段58が各バルブ52の開度を開閉制御することで、供給管44から各枝管46への雨水(雑用水)の供給量を調整する。バルブ52を全閉にすると雨水の供給が止まり、開くと雨水の供給がされる。この制御手段58により、雨水を利用した(1)太陽光パネル20の洗浄、(2)屋上18・外壁22への散水、(3)トイレ28の洗浄、(4)植栽32への潅水、および、(5)雨水貯留槽36、雑用水槽40からの強制排水に係る動作をそれぞれ制御することが可能となる。 The control means 58 is for controlling the operation of the water supply devices 48 and 50, the operation of the drainage device (not shown), the operation of the filter 38, and the opening degree of the valve 52 based on the set rainwater utilization plan. The control means 58 controls the operation of the water supply device 48 to control the amount of rainwater supplied from the rainwater storage tank 36 to the filter 38. The control means 58 controls the operation of the water supply device 50 to control the amount of rainwater supplied from the miscellaneous water tank 40 to the supply pipe 44. The control means 58 controls the operation of the drainage device of the rainwater storage tank 36 and the drainage device of the miscellaneous water tank 40 to adjust the water storage amounts of the rainwater storage tank 36 and the miscellaneous water tank 40. The control means 58 controls the opening and closing of each valve 52 to adjust the amount of rainwater (miscellaneous water) supplied from the supply pipe 44 to each branch pipe 46. When the valve 52 is fully closed, the rainwater supply is stopped, and when the valve 52 is opened, the rainwater is supplied. By this control means 58, (1) cleaning of the solar panel 20, (2) watering of the roof 18 and the outer wall 22, (3) cleaning of the toilet 28, (4) irrigation of the planting 32, using rainwater. And (5), it is possible to control the operation related to the forced drainage from the rainwater storage tank 36 and the miscellaneous water tank 40, respectively.

上記の構成の動作および作用について説明する。
まず、取得した気象情報が平常時に区分される場合は、上記の(1)〜(4)の雨水利用を実施する。雨水を利用した太陽光パネル20の洗浄によって太陽光パネル20の発電効率を維持することができる。また、屋上18・外壁22への散水によって外皮冷却による空調負荷の低減が可能となりZEB(net Zero Energy Building)性能を維持することができる。また、ヒートアイランド現象の抑止効果が期待できる。
The operation and operation of the above configuration will be described.
First, when the acquired meteorological information is classified in normal times, the rainwater used in (1) to (4) above is used. The power generation efficiency of the solar panel 20 can be maintained by cleaning the solar panel 20 using rainwater. In addition, the air conditioning load can be reduced by cooling the outer skin by watering the roof 18 and the outer wall 22, and the ZEB (net Zero Energy Building) performance can be maintained. In addition, the effect of suppressing the heat island phenomenon can be expected.

一方、取得した気象情報が豪雨予測時に区分される場合(例えば短時間豪雨)は、計画設定手段56は、短時間豪雨の予想時刻までに雨水貯留槽36の貯水量を可能な限りゼロにするように雨水利用計画を設定する。雨水利用計画は、上記の(1)〜(4)の雨水利用のみを計画したものでもよいし、(1)〜(4)に加えて(5)によって強制的に排水する計画でもよい。制御手段58は、こうした雨水利用計画に基づいて給水装置48、50の動作、図外の排水装置の動作、ろ過器38の動作、バルブ52の開度を制御する。雨水利用計画に沿った雨水利用や強制排水がなされることで、大雨対策として事前に雨水貯留槽36の貯水量を空にして雨水バッファーを確保することができる。この結果、大量の雨水を一時的に貯留でき、地域の洪水・浸水抑止に貢献することができる。したがって、本実施の形態によれば、上水使用量の削減以外にも効果を発揮することができる。 On the other hand, when the acquired weather information is classified at the time of forecasting heavy rain (for example, short-time heavy rain), the plan setting means 56 sets the amount of water stored in the rainwater storage tank 36 to zero as much as possible by the predicted time of short-time heavy rain. Set a rainwater utilization plan so that. The rainwater utilization plan may be a plan for only using the rainwater of (1) to (4) above, or may be a plan for forcibly draining water according to (5) in addition to (1) to (4). The control means 58 controls the operation of the water supply devices 48 and 50, the operation of the drainage device (not shown), the operation of the filter 38, and the opening degree of the valve 52 based on the rainwater utilization plan. By using rainwater and forcibly draining water according to the rainwater utilization plan, it is possible to secure a rainwater buffer by emptying the amount of water stored in the rainwater storage tank 36 in advance as a measure against heavy rain. As a result, a large amount of rainwater can be temporarily stored, which can contribute to the prevention of floods and inundation in the area. Therefore, according to the present embodiment, it is possible to exert an effect other than the reduction of the amount of clean water used.

他方、取得した気象情報が渇水(少雨)予測時(節水要請の発動)に区分される場合や、緊急時(上水使用不可)に区分される場合は、計画設定手段56が、雨水貯留槽36の貯水量を温存するように雨水利用計画を設定し、これに基づいて制御手段58が制御する。例えば、渇水予測時では、雨水を利用した(1)太陽光パネル20の洗浄、(2)屋上18・外壁22への散水を中止し貯水量を温存する。また、災害時では、雨水を利用した(1)太陽光パネル20の洗浄、(2)屋上18・外壁22への散水、(4)植栽32への潅水を中止し貯水量を温存する。こうすれば、BCP(Business Continuity Plan)対策として、断水時において雑用水を確保することができる。 On the other hand, when the acquired meteorological information is classified as a drought (light rain) prediction (invocation of a water saving request) or an emergency (water supply is not available), the plan setting means 56 is a rainwater storage tank. A rainwater utilization plan is set so as to preserve the amount of water stored in 36, and the control means 58 controls based on this. For example, when a drought is predicted, (1) cleaning the solar panel 20 using rainwater and (2) watering the roof 18 and the outer wall 22 are stopped to preserve the amount of water stored. In the event of a disaster, (1) cleaning the solar panel 20 using rainwater, (2) watering the roof 18 and the outer wall 22, and (4) irrigating the planting 32 are stopped to preserve the amount of water stored. In this way, as a measure against BCP (Business Continuity Plan), it is possible to secure miscellaneous water even when the water is cut off.

上記の実施の形態において、気象情報取得手段54が、建物12の地域周辺の気象状況、洪水・浸水・豪雨・少雨に関する情報を気象情報と合わせて取得し、計画設定手段56が、取得した気象情報に基づいて、所定期間の雨水利用計画を雨水利用設備ごとに設定してもよい。このようにすれば、地域周辺の気象状況、洪水・浸水・豪雨・少雨に関する情報に応じて雨水利用設備を効率的に管理することができる。 In the above embodiment, the meteorological information acquisition means 54 acquires information on the meteorological conditions around the area of the building 12 and information on flood / inundation / heavy rain / light rain together with the meteorological information, and the plan setting means 56 acquires the acquired meteorological conditions. Based on the information, a rainwater utilization plan for a predetermined period may be set for each rainwater utilization facility. In this way, the stormwater utilization equipment can be efficiently managed according to the weather conditions around the area and information on floods, inundation, heavy rains, and light rains.

また、雨水利用設備を備えた複数の建物12を地域内で統括管理する地域管理センターを設け、面的な運用を行ってもよい。例えば、地域管理センターが、地域周辺の気象状況や洪水・浸水・豪雨・少雨に関する情報を気象情報と合わせて取得して、取得した情報に基づいて運用モードを設定し、各建物12の管理サーバー16に対して運用モードを通知する。運用モードの通知は情報通信ネットワークを介して遅れなく行うものとする。各建物12の管理サーバー16が運用モードに沿った雨水利用を実施することで、複数の建物12を効率的に管理することもできる。この地域管理センターによる運用例を図3に示す。この図の例では、モード1が大雨準備の運用モード、モード2が節水対策の運用モード、モード3が高温対策の運用モード、モード4が平常時の運用モードである。通知を受けた建物12の管理サーバー16は、通知された運用モードにしたがって、上記の(1)〜(4)の雨水利用、(5)の強制排水を実施する制御を行う。 In addition, a regional management center for centrally managing a plurality of buildings 12 equipped with rainwater utilization facilities may be provided and operated in a face-to-face manner. For example, the regional management center acquires information on the weather conditions around the area and information on floods, inundation, heavy rain, and light rain together with the weather information, sets the operation mode based on the acquired information, and manages the management server for each building 12. Notify 16 of the operation mode. The operation mode notification shall be made without delay via the information communication network. When the management server 16 of each building 12 uses rainwater according to the operation mode, it is possible to efficiently manage a plurality of buildings 12. An operation example by this regional management center is shown in FIG. In the example of this figure, mode 1 is an operation mode for heavy rain preparation, mode 2 is an operation mode for water saving measures, mode 3 is an operation mode for high temperature measures, and mode 4 is an operation mode for normal times. The management server 16 of the building 12 that has received the notification controls the use of rainwater (1) to (4) and the forced drainage of (5) according to the notified operation mode.

上記の実施の形態において、気象情報取得手段54は、気象情報として天気予報のみを取得してもよいし、天気予報に加えて過去の気象データ(実績値)を取得してもよい。いずれの場合も、制御手段58による上記の(1)、(2)の雨水利用制御が可能である。なお、気象データ(実績値)のみを取得する場合は、上記の(1)の制御は困難と考えられる。例えば、大雨の予報によって雨水利用制御する場合、天気予報のみでも制御判断は可能であるが、過去の気象データ(実績値)をも取得できた方がより適切な制御判断が可能となるので好ましい。一方、少雨の予報によって雨水利用制御する場合、天気予報のみでも制御判断は可能であるが、過去の気象データ(実績値)をも取得できた方がより適切な制御判断が可能となるので好ましい。また、この場合は、気象データ(実績値)のみでも雨水量の温存判断は可能である。 In the above embodiment, the weather information acquisition means 54 may acquire only the weather forecast as the weather information, or may acquire the past weather data (actual value) in addition to the weather forecast. In either case, the control means 58 can control the use of rainwater in the above (1) and (2). When only the meteorological data (actual value) is acquired, it is considered difficult to control the above (1). For example, when controlling the use of rainwater based on a heavy rain forecast, it is possible to make a control judgment using only the weather forecast, but it is preferable to be able to obtain past weather data (actual values) because more appropriate control judgment is possible. .. On the other hand, when controlling the use of rainwater based on the forecast of light rain, it is possible to make a control judgment only by the weather forecast, but it is preferable that the past weather data (actual value) can also be acquired because more appropriate control judgment can be made. .. Further, in this case, it is possible to judge the preservation of the amount of rainwater only by the meteorological data (actual value).

上記の実施の形態においては、建物12に降り注いだ雨水を有効利用する場合を例にとり説明したが、本発明はこれに限るものではなく、雨水に加えて燃料電池、空調熱源などからの排水も雨水貯留槽36に貯留し、これを雨水利用設備の雑用水として有効利用してもよい。このようにしても上記と同様の作用効果を奏することができる。 In the above embodiment, the case where the rainwater poured on the building 12 is effectively used has been described as an example, but the present invention is not limited to this, and in addition to the rainwater, drainage from a fuel cell, an air conditioning heat source, or the like is also included. It may be stored in the rainwater storage tank 36 and effectively used as miscellaneous water of the rainwater utilization facility. Even in this way, the same effect as described above can be obtained.

以上説明したように、本発明に係る雨水利用設備の管理システムによれば、建物またはその敷地に備わる少なくとも一つの雨水利用設備を管理するためのシステムであって、建物またはその敷地に設けられ、雨水を貯留する雨水貯留手段と、雨水利用設備ごとに設けられ、雨水貯留手段に貯留された雨水を雨水利用設備に供給する供給手段と、所定期間の気象情報を取得する気象情報取得手段と、取得した気象情報に基づいて、所定期間の雨水利用計画を雨水利用設備ごとに設定する計画設定手段と、設定した雨水利用計画に基づいて、供給手段、雨水利用設備を制御する制御手段とを備えるので、例えば気象情報が大雨などの場合には、事前に雨水貯留手段の貯水量を空にして雨水バッファーを確保することで、大量の雨水を一時的に貯留でき、地域の洪水・浸水抑止に貢献できる。したがって、本発明によれば、上水使用量の削減以外にも効果を発揮することができる。 As described above, according to the rainwater utilization facility management system according to the present invention, it is a system for managing at least one rainwater utilization facility provided in the building or its site, and is provided in the building or its site. A rainwater storage means for storing rainwater, a supply means for supplying rainwater stored in the rainwater storage means to the rainwater use facility provided for each rainwater utilization facility, and a weather information acquisition means for acquiring weather information for a predetermined period. It is provided with a plan setting means for setting a rainwater utilization plan for a predetermined period for each rainwater utilization facility based on the acquired weather information, and a control means for controlling the supply means and the rainwater utilization facility based on the set rainwater utilization plan. So, for example, when the weather information is heavy rain, a large amount of rainwater can be temporarily stored by emptying the storage amount of the rainwater storage means in advance and securing a rainwater buffer, which is useful for preventing floods and inundation in the area. Can contribute. Therefore, according to the present invention, it is possible to exert an effect other than the reduction of the amount of clean water used.

また、本発明に係る他の雨水利用設備の管理システムによれば、雨水貯留手段に貯留された雨水を雨水利用設備に供給することなく建物の敷地外に排出する排出手段をさらに備え、制御手段は、設定した雨水利用計画に基づいて、排出手段を制御するので、雨水貯留手段の雨水を強制的に排水することができる。 Further, according to the management system of other rainwater utilization equipment according to the present invention, the control means is further provided with a discharge means for discharging the rainwater stored in the rainwater storage means to the outside of the building site without supplying the rainwater utilization equipment to the rainwater utilization equipment. Controls the discharge means based on the set rainwater utilization plan, so that the rainwater of the rainwater storage means can be forcibly drained.

また、本発明に係る他の雨水利用設備の管理システムによれば、取得した気象情報が短時間豪雨を示す情報である場合は、計画設定手段は、短時間豪雨の予想時刻までに雨水貯留手段の貯水量を可能な限りゼロにするように雨水利用計画を設定するので、事前に雨水貯留手段の貯水量を空にして雨水バッファーを確保することで、大量の雨水を一時的に貯留でき、地域の洪水・浸水抑止に貢献することができる。 Further, according to the management system of other rainwater utilization facilities according to the present invention, when the acquired weather information is information indicating short-time heavy rain, the planning setting means is the rainwater storage means by the expected time of short-time heavy rain. Since the rainwater utilization plan is set so that the amount of water stored in the stormwater is set to zero as much as possible, a large amount of rainwater can be temporarily stored by emptying the amount of water stored in the rainwater storage means in advance and securing a rainwater buffer. It can contribute to the prevention of floods and inundation in the area.

また、本発明に係る他の雨水利用設備の管理システムによれば、取得した気象情報が渇水もしくは少雨を示す情報、または、上水使用不可を示す情報である場合は、計画設定手段は、雨水貯留手段の貯水量を温存するように雨水利用計画を設定するので、断水時の用水を確保することができる。 Further, according to the management system of other rainwater utilization equipment according to the present invention, if the acquired weather information is information indicating drought or light rain, or information indicating that clean water cannot be used, the plan setting means is rainwater. Since the rainwater utilization plan is set so as to preserve the amount of water stored in the storage means, it is possible to secure water for water outage.

また、本発明に係る他の雨水利用設備の管理システムによれば、気象情報取得手段は、所定時間ごとに気象情報を取得し、計画設定手段は、気象情報の変化に対応するために、所定時間ごとに雨水利用計画を更新するので、気象状況の変化に柔軟に対応することができる。 Further, according to the management system of other rainwater utilization facilities according to the present invention, the meteorological information acquisition means acquires the meteorological information at predetermined time intervals, and the plan setting means is predetermined in order to respond to changes in the meteorological information. Since the rainwater utilization plan is updated every hour, it is possible to flexibly respond to changes in weather conditions.

また、本発明に係る他の雨水利用設備の管理システムによれば、気象情報取得手段は、建物の地域周辺の気象状況、洪水、浸水、豪雨および少雨の少なくとも一つに関する情報を気象情報と合わせて取得するので、地域周辺の気象状況、洪水、浸水、豪雨および少雨の少なくとも一つに関する情報に応じて雨水利用設備を効率的に管理することができる。 Further, according to the management system of other rainwater utilization facilities according to the present invention, the meteorological information acquisition means combines the information on at least one of the meteorological conditions, floods, inundation, heavy rain and light rain around the area of the building with the meteorological information. It is possible to efficiently manage stormwater utilization facilities according to information on at least one of the weather conditions around the area, floods, inundation, heavy rains and light rains.

以上のように、本発明に係る雨水利用設備の管理システムは、雨水利用設備を備えた建物などに有用であり、特に、大雨による水害が想定される地域では当該地域の洪水・浸水抑止対策に適している。 As described above, the management system for rainwater utilization equipment according to the present invention is useful for buildings equipped with rainwater utilization equipment, and is particularly useful for flood / inundation control measures in areas where flood damage due to heavy rain is expected. Is suitable.

10 雨水利用設備の管理システム
12 建物
14 管理室
16 管理サーバー
18 屋上
20 太陽光パネル(雨水利用設備)
22 外壁
24 散水装置(雨水利用設備)
26 住戸
28 トイレ(雨水利用設備)
30 敷地
32 植栽(雨水利用設備)
34 沈砂槽
36 雨水貯留槽(雨水貯留手段)
38 ろ過器
40 雑用水槽
42 排水管
44 供給管
46 枝管(供給手段)
48,50 給水装置
52 バルブ
54 気象情報取得手段
56 計画設定手段
58 制御手段
G 地下
10 Stormwater utilization equipment management system 12 Building 14 Management room 16 Management server 18 Rooftop 20 Solar panels (rainwater utilization equipment)
22 Outer wall 24 Watering device (rainwater utilization equipment)
26 Dwelling units 28 Toilet (rainwater utilization equipment)
30 Site 32 Planting (rainwater utilization equipment)
34 Sand basin 36 Rainwater storage tank (rainwater storage means)
38 Filter 40 Miscellaneous water tank 42 Drainage pipe 44 Supply pipe 46 Branch pipe (supply means)
48, 50 Water supply device 52 Valve 54 Meteorological information acquisition means 56 Plan setting means 58 Control means G Underground

Claims (6)

建物またはその敷地に備わる少なくとも一つの雨水利用設備を管理するためのシステムであって、
建物またはその敷地に設けられ、雨水を貯留する雨水貯留手段と、
雨水利用設備ごとに設けられ、雨水貯留手段に貯留された雨水を雨水利用設備に供給する供給手段と、
所定期間の気象情報を取得する気象情報取得手段と、
取得した気象情報に基づいて、所定期間の雨水利用計画を雨水利用設備ごとに設定する計画設定手段と、
設定した雨水利用計画に基づいて、供給手段、雨水利用設備を制御する制御手段とを備えることを特徴とする雨水利用設備の管理システム。
A system for managing at least one stormwater facility on a building or its site.
A stormwater storage means installed on a building or its site to store stormwater,
A supply means that is provided for each rainwater utilization facility and supplies the rainwater stored in the rainwater storage means to the rainwater utilization facility.
Meteorological information acquisition means for acquiring meteorological information for a predetermined period,
Based on the acquired meteorological information, a plan setting means for setting a stormwater utilization plan for a predetermined period for each stormwater utilization facility, and
A management system for rainwater utilization equipment, which comprises a supply means and a control means for controlling rainwater utilization equipment based on a set rainwater utilization plan.
雨水貯留手段に貯留された雨水を雨水利用設備に供給することなく建物の敷地外に排出する排出手段をさらに備え、制御手段は、設定した雨水利用計画に基づいて、排出手段を制御することを特徴とする請求項1に記載の雨水利用設備の管理システム。 Further equipped with a discharge means for discharging the rainwater stored in the rainwater storage means to the outside of the building site without supplying the rainwater utilization facility, the control means controls the discharge means based on the set rainwater utilization plan. The management system for rainwater utilization equipment according to claim 1, which is characterized. 取得した気象情報が短時間豪雨を示す情報である場合は、計画設定手段は、短時間豪雨の予想時刻までに雨水貯留手段の貯水量を可能な限りゼロにするように雨水利用計画を設定することを特徴とする請求項1または2に記載の雨水利用設備の管理システム。 If the acquired meteorological information is information indicating short-term heavy rainfall, the planning means sets a rainwater utilization plan so that the amount of water stored in the rainwater storage means is reduced to zero by the expected time of short-term heavy rainfall. The management system for rainwater utilization equipment according to claim 1 or 2, characterized in that. 取得した気象情報が渇水もしくは少雨を示す情報、または、上水使用不可を示す情報である場合は、計画設定手段は、雨水貯留手段の貯水量を温存するように雨水利用計画を設定することを特徴とする請求項1または2に記載の雨水利用設備の管理システム。 If the acquired weather information indicates drought or light rain, or information indicating that clean water cannot be used, the planning means should set a rainwater utilization plan so as to preserve the amount of water stored in the rainwater storage means. The management system for rainwater utilization equipment according to claim 1 or 2, which is characterized by this. 気象情報取得手段は、所定時間ごとに気象情報を取得し、計画設定手段は、気象情報の変化に対応するために、所定時間ごとに雨水利用計画を更新することを特徴とする請求項1〜4のいずれか一つに記載の雨水利用設備の管理システム。 Claims 1 to 1, wherein the meteorological information acquisition means acquires meteorological information at predetermined time intervals, and the plan setting means updates the rainwater utilization plan at predetermined time intervals in order to respond to changes in the meteorological information. The management system for rainwater utilization equipment according to any one of 4. 気象情報取得手段は、建物の地域周辺の気象状況、洪水、浸水、豪雨および少雨の少なくとも一つに関する情報を気象情報と合わせて取得することを特徴とする請求項1〜5のいずれか一つに記載の雨水利用設備の管理システム。 Any one of claims 1 to 5, wherein the meteorological information acquisition means acquires information on at least one of the meteorological conditions, floods, inundation, heavy rain, and light rain around the area of the building together with the meteorological information. Management system for rainwater utilization equipment described in.
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