JP2002309660A - System for supplying treated sewage - Google Patents
System for supplying treated sewageInfo
- Publication number
- JP2002309660A JP2002309660A JP2001118307A JP2001118307A JP2002309660A JP 2002309660 A JP2002309660 A JP 2002309660A JP 2001118307 A JP2001118307 A JP 2001118307A JP 2001118307 A JP2001118307 A JP 2001118307A JP 2002309660 A JP2002309660 A JP 2002309660A
- Authority
- JP
- Japan
- Prior art keywords
- rainwater
- water
- pump
- sewage
- sewage treatment
- 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.)
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Links
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Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、下水処理場で発生
する処理水を上流側の需要地に送水するための下水処理
水の送水システムに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewage treatment water supply system for sending treated water generated at a sewage treatment plant to a demand area on an upstream side.
【０００２】[0002]
【従来の技術】近年、都市地域における良好な水環境を
確保しようとする動きが活発化している。水量の減少、
枯渇した河川の流量の維持や、良好な水辺空間の創出を
図るため、都市下水路や雨水幹線を活用することが検討
されている。例えば、水需要の逼迫している地域を中心
に下水処理水のトイレ用水やせせらぎ水路用の用水とし
て再利用しようとする研究が行なわれている。2. Description of the Related Art In recent years, there has been an increasing movement to secure a favorable water environment in urban areas. Decrease in water volume,
In order to maintain the flow of depleted rivers and create a favorable waterside space, the use of urban sewers and rainwater trunk lines is being studied. For example, research is being conducted to reuse sewage treatment water as toilet water or water for babble waterways mainly in areas where water demand is tight.
【０００３】さて、従来から下水処理には、合流式と分
流式の２システムが現実に採用されている。図４は合流
式下水処理の模式フローであり、汚水と雨水が合流され
た下水ｃとして、処理場２に送られて簡易処理あるいは
高級処理され、処理水ｄとして放流される。この場合、
処理場２に至る下水管の経路場の途中において自然流下
で下水ｃが流れないかあるいは下水管に計画量以上の下
水が流入する場合には、ポンプ場１が設けられる。その
ポンプ場においては、処理場にて処理し得る計画水量Ｑ
の３倍に相当する３Ｑまでが、下水を送水する汚水ポン
プｐ１１によって処理場２に円滑に送られるよう配慮さ
れているとともに、ポンプ場１に降雨時に前記設計水量
３Ｑを超える下水の増分を直接放流水ｅとして河川に直
接放流するための雨水ポンプｐ１２が設置されている。[0003] Conventionally, two systems of a converging type and a splitting type are actually used for sewage treatment. FIG. 4 is a schematic flow chart of the combined sewage treatment, in which sewage and rainwater are sent to the treatment plant 2 as sewage c, which is subjected to simple treatment or high-grade treatment, and discharged as treated water d. in this case,
If the sewage c does not flow under natural flow in the middle of the sewage pipe route to the treatment plant 2, or if a sewage flows into the sewage pipe in an amount larger than a planned amount, the pump station 1 is provided. At the pumping station, the planned water volume Q that can be treated at the treatment plant
Up to 3Q, which is three times the amount of sewage, is considered so that it can be smoothly sent to the treatment plant 2 by the sewage pump p11 for sending sewage. A rainwater pump p12 for discharging directly to a river as discharge water e is provided.
【０００４】そして、この直接放流用の雨水ポンプｐ１
２は、下流側の受入能力を超過するような急激な増水に
対処できるようかなり大きな容量能力に、例えば、処理
場に送水するためのポンプｐ１１の２倍〜数倍の能力に
設定してあるのが通例であった。ところが、このような
観点から設置された放流水用の雨水ポンプｐ１２は、降
雨時に運転されるが、晴天時には全く運転されることが
なく休止状態となっていた。The rainwater pump p1 for direct discharge
2 is set to a considerably large capacity so as to cope with a sudden increase in water that exceeds the receiving capacity on the downstream side, for example, to a capacity two to several times that of the pump p11 for sending water to the treatment plant. Was customary. However, the rainwater pump p12 for discharged water installed from such a viewpoint is operated during rainfall, but is not operated at all in fine weather and is in a halt state.
【０００５】一方、分流式下水処理は、図５に模式的に
示す通り、雨水ａを受け入れるポンプ場１を有する雨水
系統と、汚水ｂを受け入れる処理場２を有する汚水系統
とは、分離されていて合流式のような水の授受はない。
汚水系統においては中継ポンプ場と呼ばれるポンプ場は
存在するが、晴雨に関わらず汚水を送水するために稼動
する汚水専用のポンプ場であり、雨水とは異なってい
る。雨水系統に関しては、通常降雨から豪雨などの急激
な降雨に対処し、直接放流するため、ポンプ場内に直接
放流水ｅのための雨水ポンプｐ１２が設置されるが、合
流式の雨水ポンプｐ１２に同じく、大容量に設定され、
かつ晴天時には同様に休止状態となっていた。[0005] On the other hand, in the split-flow type sewage treatment, as schematically shown in Fig. 5, a rainwater system having a pumping station 1 for receiving rainwater a and a sewage system having a treatment station 2 for receiving sewage b are separated. There is no transfer of water as in the confluence type.
In the sewage system, there is a pumping station called a relay pumping station, but it is a pumping station dedicated to sewage that operates to send sewage regardless of the rain and is different from rainwater. Regarding the rainwater system, a rainwater pump p12 for direct discharge water e is installed in the pumping station in order to cope with sudden rainfall from normal rainfall to heavy rainfall, etc., but the same as the combined rainwater pump p12. , Set to large capacity,
And when it was fine, it was also in a resting state.
【０００６】現在までの合流式あるいは分流式下水道に
おいては、雨水直接放流による公共用水域への汚濁負荷
流出を防止する目的で、ポンプ場等の下水道流域におい
て雨水処理装置あるいは雨水滞水池が設けられ、雨天時
に利用される設備となっているが、利用後の設備の清掃
には、上水を利用する洗浄システムとしていた。[0006] In the combined or divided sewer system to date, a rainwater treatment device or a rainwater reservoir is provided in a sewerage basin such as a pump station for the purpose of preventing the discharge of a pollutant load into public water bodies due to the direct discharge of rainwater. Although the equipment is used in rainy weather, cleaning equipment after use has been a cleaning system that uses clean water.
【０００７】[0007]
【発明が解決しようとする課題】本発明は、上記の問題
点を解決するためになされたものであり、下水処理にお
ける雨天時の雨水直接放流用ポンプを晴天時に活用する
ことを可能としつつ、晴天時に前記した都市地域などに
おける良好な水環境の整備や、とりわけ下水道に関して
はその流域における雨水関連設備の洗浄に寄与すること
を可能とする下水処理水の送水システムを提供する。SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is possible to utilize a pump for directly discharging rainwater in rainy weather in sewage treatment in fine weather. Provided is a water supply system for treated sewage water that can contribute to maintenance of a favorable water environment in the above-mentioned urban area or the like in fine weather, and particularly to the cleaning of rainwater-related equipment in the basin of a sewer.
【０００８】[0008]
【課題を解決するための手段】上記の問題は、晴天時に
おいて、降雨時の雨水を放流するために設置した雨水ポ
ンプを用いて、下水処理場の処理水を上流側の需要地域
に送水することを特徴とする本発明の下水処理水の送水
システムによって、解決することができる。また、上記
の問題は、下水処理場の処理水を送水するための処理水
ポンプと、その処理水ポンプから降雨時の雨水を直接放
流するために設置したポンプ場内の雨水ポンプに達する
第１送水水路と、前記雨水ポンプから上流側の需要地域
に達する第２送水水路を設置し、晴天時において、前記
処理水を上流側の需要地域に送水可能としたことを特徴
とする、本発明の下水処理水の送水システムによって解
決することができる。SUMMARY OF THE INVENTION The problem described above arises when, on fine weather, a stormwater pump installed to discharge rainwater during rainfall is used to send treated water from a sewage treatment plant to a demand area on the upstream side. The problem can be solved by the system for feeding treated sewage water according to the present invention. In addition, the above-mentioned problem is caused by a first water supply pump that reaches a treated water pump for supplying treated water in a sewage treatment plant and a rainwater pump in a pumping station installed for directly discharging rainwater during rainfall from the treated water pump. A sewage system according to the present invention, wherein a water channel and a second water supply channel reaching the demand area on the upstream side from the rainwater pump are installed, and when the weather is fine, the treated water can be supplied to the demand area on the upstream side. This can be solved by a treated water supply system.
【０００９】さらに、下水処理場と前記上流側の需要地
域との間に、複数のポンプ場がある場合においても、前
記下水処理場の処理水を、複数のポンプ場の雨水ポンプ
を用いて順次中継させることにより、前記上流側の需要
地域に送水する前記下水処理水の送水システムとして解
決することができる。Furthermore, even when there are a plurality of pumping stations between the sewage treatment plant and the demand area on the upstream side, the treated water of the sewage treatment plant is sequentially discharged using the rainwater pumps of the plurality of pumping stations. By relaying, it is possible to solve the problem as the sewage treatment water supply system for supplying water to the upstream demand area.
【００１０】[0010]
【発明の実施の形態】次に、本発明の下水処理水の送水
システムに係る実施形態について、図１〜３を参照しな
がら説明する。図１は、第１実施形態として、合流式下
水処理システムに本発明を組み合わせたシステムのフロ
ー図である。本システムは従来からの機能としてポンプ
場１に集められる汚水と雨水が合流された下水ｃが、ポ
ンプ場１のポンプｐ１１によって下流側の下水処理場２
に送られて簡易処理あるいは高級処理され、処理水ｄと
して放出されるしくみとなっている。一方、ポンプ場１
には降雨時の設計処理水量を超える増水分を直接放流水
ｅとして河川に放流するための雨水ポンプｐ１２が設置
されている点は先に説明したものと同様である。さらに
特に合流式下水道においてはポンプ場と同様に下水処理
場においても降雨時の設計処理水量を超える増水分を直
接放流水ｅとして河川に放流するための雨水ポンプが設
けられている。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of a system for feeding treated sewage water of the present invention will be described with reference to FIGS. FIG. 1 is a flowchart of a system in which the present invention is combined with a combined sewage treatment system as a first embodiment. The present system has a conventional function in which sewage c in which sewage and rainwater collected in the pumping station 1 are combined is discharged to the downstream sewage treatment plant 2 by the pump p11 of the pumping station 1.
And then subjected to simple processing or high-grade processing and released as treated water d. On the other hand, pump station 1
Is similar to that described above in that a rainwater pump p12 for discharging the increased water exceeding the designed treatment water amount during rainfall directly to the river as discharge water e is provided. Further, particularly in the combined sewer system, a rainwater pump is provided in the sewage treatment plant as well as the pumping station, for discharging the increased water exceeding the designed treatment water amount during rainfall to the river as the direct discharge water e.
【００１１】この実施形態の特徴とするところは、下水
処理場２の処理水ｄを送水するために、合流式下水道で
は一般に下水処理場内に設置されている上記の雨水ポン
プを処理水ポンプｐ２１として活用し、その処理水ポン
プ２１から降雨時の雨水を放流するために上流側に設置
したポンプ場内の雨水ポンプｐ１２に達する第１送水水
路Ｌ１と、前記雨水ポンプｐ１２からさらに上流側の需
要地域に達する第２送水水路Ｌ２を設置し、この処理水
ポンプｐ２１、雨水ポンプｐ１２および前記第１、２送
水水路Ｌ１、２を用いて、晴天時には、前記処理水ｄを
上流側の需要地域に送水可能なシステムを構築した点に
ある。The feature of this embodiment is that, in order to feed the treated water d from the sewage treatment plant 2, the above-mentioned rainwater pump generally installed in the sewage treatment plant is used as the treated water pump p21 in the combined sewerage system. The first water supply channel L1 which reaches the rainwater pump p12 in the pump station installed on the upstream side for discharging rainwater during rainfall from the treated water pump 21 and the demand water area further upstream from the rainwater pump p12. A second water supply channel L2 is set up and the treated water d can be supplied to the demand area on the upstream side in fine weather by using the treated water pump p21, the rainwater pump p12, and the first and second water supply channels L1 and L2. In building a simple system.
【００１２】そして、この送水設備に係るシステムによ
って、降雨時の雨水を放流するためにポンプ場１、処理
場２に設置した雨水ポンプｐ１２、あるいは処理水ポン
プ２１を晴天時に活用して、下流側の下水処理場２の処
理水を上流側の需要地域に送水することにより、前記都
市地域などにおける良好な水環境の水源の役割を果たす
ことができるようになるのである。[0012] The system relating to the water supply system utilizes the rainwater pump p12 or the treated water pump 21 installed in the pumping station 1, the treatment plant 2 or the treated water pump 21 for discharging rainwater during rainfall when the weather is fine. By transmitting the treated water of the sewage treatment plant 2 to the demand area on the upstream side, it becomes possible to play a role of a water source of a favorable water environment in the urban area or the like.
【００１３】図２は、本発明の第２実施形態を示すもの
で、分流式下水処理システムに本発明を組み合わせたシ
ステムのフロー図である。雨天時には既存分流式下水道
システムにおいては汚水ｂと雨水ａが別系統として流
れ、汚水については処理される点は、前述の通りであ
る。そして、この実施形態の特徴とするところは、下水
処理場２の処理水を送水するための処理水ポンプｐ２１
を設置し、その処理水ポンプ２１から、ポンプ場１の降
雨時の雨水を放流するために設置した雨水ポンプｐ１２
に達する第１送水水路Ｌ１と、前記雨水ポンプｐ１２か
ら上流側の需要地域に達する第２送水水路Ｌ２を設置
し、前記ポンプｐ２１、ｐ１２と同送水水路Ｌ１、Ｌ２
を用いて、晴天時には、前記処理水ｄを上流側の需要地
域に送水可能なシステムを構築とした点にある。FIG. 2 shows a second embodiment of the present invention, and is a flow chart of a system in which the present invention is combined with a split-flow type sewage treatment system. As described above, in rainy weather, the sewage b and the rainwater a flow as separate systems in the existing diverted sewer system, and the sewage is treated as described above. A feature of this embodiment is that a treated water pump p21 for sending treated water from the sewage treatment plant 2 is provided.
Is installed, and a rainwater pump p12 is installed from the treated water pump 21 to release rainwater during rainfall in the pumping station 1.
And a second water supply channel L2 reaching the demand area on the upstream side from the rainwater pump p12, and the pumps p21, p12 and the same water supply channels L1, L2.
In this case, a system that can supply the treated water d to a demand area on the upstream side when the weather is fine is constructed.
【００１４】かくして、この第２実施形態においても、
第１実施形態の場合に同じく、降雨時の雨水を放流する
ためにポンプ場１に設置されている雨水ポンプｐ１２を
活用して、下水処理場２の処理水を上流側の需要地域に
送水することにより、前記都市地域などにおける良好な
水環境の水源の役割を果たすことができるのである。Thus, also in the second embodiment,
Similarly, in the case of the first embodiment, the effluent from the sewage treatment plant 2 is sent to the demand area on the upstream side by using the rainwater pump p12 installed in the pumping station 1 to discharge rainwater during rainfall. Thereby, it can play a role of a water source of a favorable water environment in the urban area or the like.
【００１５】次に、図３を用いて本発明の第３実施形態
について説明する。図３において、既存プロセスにおい
ては通常の雨天時に雨水と汚水を合流した下水ｃは下水
管２１を経て下水処理場２に導かれ、処理水ｄとして放
流される。この下水管２１には、雨天時に設計水量以上
の雨水が流れ込むため所定量以上の下水が流入した場合
には、ポンプ場に設置した雨水ポンプｐ１２ａ、ｐ１２
ｂ、ｐ１２ｃを用いて公共用水域等へ雨水を直接放流す
るしくみとなっている。このようなケースでは、下水処
理場に処理水ポンプｐ２１を設置するか既に設置してあ
る雨水ポンプを晴天時に処理水ポンプｐ２１として活用
し、この処理水ポンプｐ２１と上流側の雨水ポンプｐ１
２ａとの間に第１送水水路Ｌ１を、雨水ポンプｐ１２ａ
と上流側の雨水ポンプｐ１２ｂとの間に第２送水水路Ｌ
２を、雨水ポンプｐ１２ｂと上流側の雨水ポンプｐ１２
ｃとの間に第３送水水路Ｌ３を設置して、晴天時は、そ
れら雨水ポンプ類と送水水路を用いて、前記処理水ｄを
上流側の需要地域に送水可能なシステムとする。Next, a third embodiment of the present invention will be described with reference to FIG. In FIG. 3, in the existing process, sewage c obtained by combining rainwater and sewage during normal rainy weather is led to the sewage treatment plant 2 via the sewage pipe 21 and discharged as treated water d. When a predetermined amount or more of sewage flows into the sewage pipe 21 during rainy weather, the rainwater pumps p12a, p12
b, p12c is used to directly discharge rainwater into public water areas. In such a case, the treated water pump p21 is installed in the sewage treatment plant or the already installed rainwater pump is used as the treated water pump p21 in fine weather, and the treated water pump p21 and the upstream rainwater pump p1 are used.
2a between the first water supply channel L1 and the rainwater pump p12a.
And the upstream water rain pump p12b.
2 with the rainwater pump p12b and the upstream rainwater pump p12
A third water supply channel L3 is provided between the water supply device c and the rainwater pumps and the water supply channel when the weather is fine, so that the treated water d can be supplied to the demand area on the upstream side.
【００１６】かくして、このような送水設備のシステム
によれば、上流側の需要地域との間に設置されている複
数の雨水ポンプは、雨天時には増水放流という所期の効
果を発揮するものであるが、晴天時には、これら複数の
雨水ポンプを順次中継しながら送水を繰り返して、下水
処理場から長距離はなれた上流側の需要地域に対して、
処理水ｄを送りとどけることができるようになる。かく
して、下水処理水は遠隔地都市地域における水環境の水
源の役割を果たすことができるのである。Thus, according to such a water supply system, the plurality of rainwater pumps installed between the upstream and downstream demand areas exhibit the expected effect of increasing water discharge during rainy weather. However, when the weather is fine, the water supply is repeated while successively relaying these multiple rainwater pumps, and the demand area on the upstream side, which is a long distance from the sewage treatment plant,
The treated water d can be delivered. Thus, sewage can serve as a source of water for the water environment in remote urban areas.
【００１７】さらに、このような送水設備のシステムに
よれば、増水時に上記複数の雨水ポンプから直接放流す
る雨水の汚濁負荷を除去するためにポンプ場に設置され
る滞水池、雨水処理装置に、処理水ｄを送りとどけるこ
とができるようになる。かくして、下水処理水はポンプ
場における洗浄水として活用が可能となり、滞水池、雨
水処理装置の良好な維持管理を行うことができる。Further, according to such a water supply system, a stagnant pond and a rainwater treatment device installed in a pumping station for removing a pollutant load of rainwater directly discharged from the plurality of rainwater pumps at the time of increasing water, The treated water d can be delivered. Thus, the treated sewage can be used as washing water at the pumping station, and good maintenance of the reservoir and the rainwater treatment device can be performed.
【００１８】[0018]
【発明の効果】本発明の下水処理水の送水システムは、
以上説明したように構成されているので、下水処理にお
ける雨水直接放流用ポンプの余力を活用して、晴天時に
処理水を上流の需要地域に送水できるので、大容量送水
ポンプを新設する必要がなくなり、莫大な設備費も不要
となるから、かねてから懸案となっていた都市地域にお
ける良好な水環境の整備に大いに寄与できるという優れ
た効果がある。また合流式下水道に限定すれば処理水は
滞水池、雨水処理装置の洗浄に活用できる有用な水資源
であり、本システムの利用価値はさらに増大する。よっ
て本発明は、従来の問題点を解消した下水処理水の送水
システムとして、実用的価値はきわめて大なるものがあ
る。The sewage treated water delivery system of the present invention has the following features.
With the configuration described above, it is possible to send the treated water to the upstream demand area in fine weather by utilizing the surplus power of the rainwater direct discharge pump in sewage treatment, eliminating the need to newly install a large capacity water pump. In addition, since an enormous equipment cost is not required, there is an excellent effect that it can greatly contribute to the maintenance of a favorable water environment in an urban area, which has long been a concern. In addition, if limited to the combined sewer system, the treated water is a useful water resource that can be used for cleaning the ponds and rainwater treatment equipment, and the utility value of this system is further increased. Therefore, the present invention has a very high practical value as a sewage treatment water supply system which has solved the conventional problems.
【図１】本発明の第１実施形態を説明するためのシステ
ムフロー図。FIG. 1 is a system flow chart for explaining a first embodiment of the present invention.
【図２】第２の実施形態を示すシステムフロー図。FIG. 2 is a system flow chart showing a second embodiment.
【図３】第３の実施形態を示すシステムフロー図。FIG. 3 is a system flow chart showing a third embodiment.
【図４】合流式下水処理を説明するためのシステムフロ
ー図。FIG. 4 is a system flow diagram for explaining combined sewage treatment.
【図５】分流式下水処理を説明するためのシステムフロ
ー図。FIG. 5 is a system flow diagram for explaining a divided sewage treatment.
１ ポンプ場、２ 下水処理場、ａ 雨水、ｂ 汚水、
ｃ 下水、ｄ 処理水、ｅ 放流水、ｐ１１ ポンプ、
ｐ１２ 雨水ポンプ、ｐ２１ 処理水ポンプ、Ｌ１ 第
１送水水路、Ｌ２ 第２送水水路、２１ 下水管。1 pumping station, 2 sewage treatment plant, a rainwater, b sewage,
c sewage, d treated water, e effluent, p11 pump,
p12 rainwater pump, p21 treated water pump, L1 first water supply channel, L2 second water supply channel, 21 sewer pipe.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 宮田 篤 愛知県名古屋市瑞穂区須田町２番56号 日 本碍子株式会社内 Ｆターム(参考） 2D063 AA07 DC04 ────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Atsushi Miyata 2-56 Suda-cho, Mizuho-ku, Nagoya-shi, Aichi F-term in Nihon Insulators Co., Ltd. (reference) 2D063 AA07 DC04
Claims (4)
るために設置した雨水ポンプを用いて、下水処理場の処
理水を上流側の需要地域に送水することを特徴とする下
水処理水の送水システム。1. A sewage treatment water characterized by sending treated water from a sewage treatment plant to a demand area on an upstream side by using a rainwater pump installed for discharging rainwater during rainfall in fine weather. Water transmission system.
理水ポンプと、その処理水ポンプから降雨時の雨水を放
流するために設置したポンプ場内の雨水ポンプに達する
第１送水水路と、前記雨水ポンプから上流側の需要地域
に達する第２送水水路を設置し、晴天時において、前記
処理水を上流側の需要地域に送水可能としたことを特徴
とする下水処理水の送水システム。2. A treated water pump for supplying treated water from a sewage treatment plant, a first water supply passage reaching a rainwater pump in a pumping station installed for discharging rainwater during rainfall from the treated water pump, A second sewage water channel that reaches the demand area on the upstream side from the rainwater pump, and the treated water can be sent to the demand area on the upstream side in fine weather.
に、複数のポンプ場がある場合において、前記下水処理
場の処理水を、複数のポンプ場の雨水ポンプを用いて順
次中継して、前記上流側の需要地域に送水することを特
徴とする請求項１に記載の下水処理水の送水システム。3. When there are a plurality of pumping stations between the sewage treatment plant and the upstream demand area, the treated water of the sewage treatment plant is sequentially relayed using rainwater pumps of the plurality of pumping stations. The sewage treated water supply system according to claim 1, wherein the water is supplied to the upstream demand area.
テムにおいて、前記下水処理場の処理水を晴天時にポン
プ場における雨水処理設備、雨水滞水池の洗浄水として
利用することを特徴とする下水処理水の送水システム4. The sewage treatment water supply system according to claim 1, wherein the effluent from the sewage treatment plant is used as rainwater for a rainwater treatment facility at a pumping station and a stormwater reservoir when the weather is fine. Sewage treatment water transmission system
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001118307A JP4266534B2 (en) | 2001-04-17 | 2001-04-17 | Sewage treatment water transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001118307A JP4266534B2 (en) | 2001-04-17 | 2001-04-17 | Sewage treatment water transmission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2002309660A true JP2002309660A (en) | 2002-10-23 |
| JP4266534B2 JP4266534B2 (en) | 2009-05-20 |
Family
ID=18968719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001118307A Expired - Fee Related JP4266534B2 (en) | 2001-04-17 | 2001-04-17 | Sewage treatment water transmission system |
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| Country | Link |
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| JP (1) | JP4266534B2 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884056A (en) * | 2014-03-15 | 2014-06-25 | 陈丽 | Indoor air purification and sewage treatment integrated circulation device |
| CN104878828A (en) * | 2015-06-26 | 2015-09-02 | 山东钢铁股份有限公司 | Rain and sewage flow diversion system for steel-making plant |
| CN107352755A (en) * | 2017-08-31 | 2017-11-17 | 中国能源建设集团陕西省电力设计院有限公司 | A kind of transformer station's rainwater comprehensive utilization system and method |
| CN108775066A (en) * | 2018-07-02 | 2018-11-09 | 常州市排水管理处 | A kind of closure works system |
| CN109235605A (en) * | 2018-09-30 | 2019-01-18 | 上海市政工程设计研究总院（集团）有限公司 | It is a kind of to be responsible for the automatic device for removing pipeline deposit suitable for multichannel |
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2001
- 2001-04-17 JP JP2001118307A patent/JP4266534B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884056A (en) * | 2014-03-15 | 2014-06-25 | 陈丽 | Indoor air purification and sewage treatment integrated circulation device |
| CN104878828A (en) * | 2015-06-26 | 2015-09-02 | 山东钢铁股份有限公司 | Rain and sewage flow diversion system for steel-making plant |
| CN107352755A (en) * | 2017-08-31 | 2017-11-17 | 中国能源建设集团陕西省电力设计院有限公司 | A kind of transformer station's rainwater comprehensive utilization system and method |
| CN107352755B (en) * | 2017-08-31 | 2023-06-16 | 中国能源建设集团陕西省电力设计院有限公司 | Comprehensive rainwater utilization system and method for transformer substation |
| CN108775066A (en) * | 2018-07-02 | 2018-11-09 | 常州市排水管理处 | A kind of closure works system |
| CN109235605A (en) * | 2018-09-30 | 2019-01-18 | 上海市政工程设计研究总院（集团）有限公司 | It is a kind of to be responsible for the automatic device for removing pipeline deposit suitable for multichannel |
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| Publication number | Publication date |
|---|---|
| JP4266534B2 (en) | 2009-05-20 |
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