CN108558091A - Tall building life sewage treatment electric generator - Google Patents

Tall building life sewage treatment electric generator Download PDF

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Publication number
CN108558091A
CN108558091A CN201810529121.3A CN201810529121A CN108558091A CN 108558091 A CN108558091 A CN 108558091A CN 201810529121 A CN201810529121 A CN 201810529121A CN 108558091 A CN108558091 A CN 108558091A
Authority
CN
China
Prior art keywords
water
level detecting
detecting device
electric valve
connect
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.)
Pending
Application number
CN201810529121.3A
Other languages
Chinese (zh)
Inventor
李超超
李娟�
吴星
徐敏
董启兴
杨佳豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningxia University
Original Assignee
Ningxia University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningxia University filed Critical Ningxia University
Priority to CN201810529121.3A priority Critical patent/CN108558091A/en
Publication of CN108558091A publication Critical patent/CN108558091A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/08Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03BMACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • C02F1/32Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/06Controlling or monitoring parameters in water treatment pH
    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

Abstract

A kind of tall building life sewage treatment electric generator, including sewage-treatment plant, hydroelectric installation, electrical storage device, control device, sewage-treatment plant includes process chamber, the first reservoir chamber, it is provided in process chamber except diamicton, it prevents from scratching power generator to remove solid impurity, first water-level detecting device, pH value detection device, pH value adjustment device, third solenoid electric valve in first reservoir chamber, pH value is neutrality when ensureing that water enters hydroelectric installation to cooperate;Hydroelectric installation includes the second reservoir chamber, power compartment, second reservoir chamber is provided with the second water-level detecting device, second water-level detecting device is connect with control device, the second solenoid electric valve is closed when water level is less than the position of lower layer's water-level detecting device, it is higher than in water level or in the position of upper layer detection device when opens the second solenoid electric valve, generated energy is stablized in the unit interval when ensureing power compartment inner impeller electrical power generators.

Description

Tall building life sewage treatment electric generator
Technical field
The present invention relates to tall building life technical field of sewage treatment and utilization, and in particular to a kind of tall building life is dirty Water process power generator.
Background technology
Modern society's skyscraper is more and more, the kinetic energy impact arranged from high-storey when using skyscraper sewerage Fixed wheel rotation on generator shaft, stator winding coil cutting magnetic line is driven to produce electricl energy.But it is built currently with high level It builds sewage to carry out in hydroelectric technology, the problems such as cannot be guaranteed because of sewage disposal rear impact, use substantially after first generating electricity The mode of processing thereby results in sundries, acidic materials, alkaline matter in sewage etc. and scratches, corrodes generating equipment, in addition, high The discharge of sewage in layer building is uncertain, small when big when causing generated energy, too small electric current can be lost in conducting wire and can not be into Enter in electrical storage device, this is also required in skyscraper sewage generating technology solves the problems, such as.
Invention content
In view of this, it is necessary to provide generated energy stabilization in a kind of unit interval and generating equipment will not be caused to scratch, rotten The tall building life sewage treatment electric generator of erosion.
A kind of tall building life sewage treatment electric generator, including sewage-treatment plant, hydroelectric installation, electric power storage dress It sets, control device, sewage-treatment plant is connect with building blow-off line, and sewage-treatment plant also passes through water with hydroelectric installation Pipe connects, and by treated, sewage is used to generate electricity, and hydroelectric installation is connect with electrical storage device, to store hydroelectric installation The electric energy of generation, control device are connect with sewage-treatment plant, hydroelectric installation respectively, to control its working condition, sewage Processing unit includes process chamber, the first reservoir chamber, and process chamber is connect with building blow-off line, and process chamber passes through with the first reservoir chamber First solenoid electric valve connects, and the first reservoir chamber is connect by water pipe with hydroelectric installation;Hydroelectric installation includes second Reservoir chamber, power compartment, the second reservoir chamber are located at the top of power compartment, are connected by the second solenoid electric valve and are connect with power compartment, Second reservoir chamber is also connect by water pipe with the first reservoir chamber, and hydroelectric generation component is provided in power compartment, with using under flow When impact force complete power generation, water outlet, the first solenoid electric valve, the second solenoid electric valve difference are provided with below power compartment It is connect with control device.
Preferably, include removing removing diamicton, being multiple to water progress essence for solid impurity in sewage-treatment plant, in process chamber The drainage layer of close filtering is located at the top of drainage layer except diamicton, is provided with including upper layer water-level detecting device in the first reservoir chamber With the first water-level detecting device, pH value detection device, the pH value adjustment device of lower layer water-level detecting device, under the first reservoir chamber End is additionally provided with the first solenoid electric valve, third solenoid electric valve, the first water-level detecting device, pH value detection with water pipe junction Device, pH value adjustment device, third solenoid electric valve are connect with control device respectively, and control device is filled according to the first water level detecting The keying of testing result control the first solenoid electric valve, third solenoid electric valve set, in water level less than lower layer's water level detecting dress Behind the position set, third solenoid electric valve is closed, the first solenoid electric valve is then turned on, upper layer detection device is in water level The first solenoid electric valve is closed behind position, is later acid or alkalinity according to the testing result of PH detection devices, control PH is adjusted The testing result that device launches alkaline matter or acidic materials to PH detection devices is neutrality, is then turned on third Electromagnetic Control Valve.
Preferably, in hydroelectric installation, the second reservoir chamber is provided with including upper layer water-level detecting device and lower layer's water level Second water-level detecting device of detection device, the second water-level detecting device are connect with control device, and control device is according to the second water The testing result of level detecting apparatus controls the keying of the second solenoid electric valve, is less than the position of lower layer's water-level detecting device in water level After close the second solenoid electric valve, be higher than or opened behind the position of upper layer detection device the second solenoid electric valve in water level; Turbo dynamo is provided in power compartment.
Preferably, water outlet includes the first connector, the second connector, is set respectively at the first connector, the second connector It is equipped with electric-controlled switch, the first connector is connect with resident living water pipeline, and the second connector is connect with resident's blow-off line, the One connector uses transparent setting, and transparent place is provided with ultraviolet emission device, is killed so that ultraviolet light maps in water Poison sterilizing, water outlet are additionally provided with water quality detecting device.
Preferably, in sewage-treatment plant, the upper end of process chamber is set as the lid being threadedly coupled with process chamber, on lid It is provided with handle, lid is rotated by handle to facilitate, and then open process chamber and cleared up or closed process chamber.
Tall building life sewage treatment electric generator provided by the invention, including sewage-treatment plant, hydroelectric generation dress It sets, electrical storage device, control device, sewage-treatment plant includes process chamber, the first reservoir chamber, is provided with except diamicton in process chamber, It prevents from scratching power generator to remove solid impurity, be provided with including upper layer water-level detecting device and lower water in the first reservoir chamber The first water-level detecting device, pH value detection device, pH value adjustment device, the third solenoid electric valve of level detecting apparatus, the first water Level detecting apparatus, pH value detection device, pH value adjustment device, third solenoid electric valve are connect with control device respectively, control dress The keying that the first solenoid electric valve, third solenoid electric valve are controlled according to the testing result of the first water-level detecting device is set, in water After position is less than the position of lower layer's water-level detecting device, third solenoid electric valve is closed, the first solenoid electric valve is then turned on, in water The first solenoid electric valve is closed in position behind the position in upper layer detection device, is later acid according to the testing result of PH detection devices Property or alkalinity, the testing result that control PH regulating devices launch alkaline matter or acidic materials to PH detection devices be neutrality, so Third solenoid electric valve is opened afterwards, and the acid-base property to neutralize water prevents power generator from sour corrosion or alkaline alkaline corrosion occurs; Hydroelectric installation includes the second reservoir chamber, power compartment, and the second reservoir chamber is provided with including upper layer water-level detecting device and lower layer Second water-level detecting device of water-level detecting device, the second water-level detecting device are connect with control device, are less than lower layer in water level The second solenoid electric valve is closed when the position of water-level detecting device, is higher than in water level or in the position of upper layer detection device when opens The second solenoid electric valve is opened, is deposited always by the second reservoir chamber and difference in height existing for power compartment and the indoor water of the second water storage In certain height, that is, hydraulic pressure, generated energy is stablized in the unit interval when ensureing power compartment inner impeller electrical power generators.
Description of the drawings
Fig. 1 is the structural schematic diagram of tall building life sewage treatment electric generator.
In figure:Tall building life sewage treatment electric generator 1, sewage-treatment plant 2, process chamber 21, except diamicton 211, Drainage layer 212, the first reservoir chamber 22, the first water-level detecting device 221, pH value detection device 222, pH value adjustment device 223, Three solenoid electric valves 224, the first solenoid electric valve 23, lid 24, handle 241, hydroelectric installation 33, the second reservoir chamber 31, Second water-level detecting device 311, power compartment 32, the second solenoid electric valve 33, water outlet 34, the connection of the first connector 341, second Mouth 342, electric-controlled switch 342, ultraviolet emission device 344, water quality detecting device 345, electrical storage device 4, control device 5.
Specific implementation mode
Below in conjunction with specific implementation mode, the present invention will be described in detail, so that those skilled in the art can be better Understand advantages of the present invention.
Please refer to Fig. 1, a kind of tall building life sewage treatment electric generator 1, including sewage-treatment plant 2, waterpower hair Electric installation 33, electrical storage device 4, control device 5, sewage-treatment plant 2 are connect with building blow-off line, and sewage-treatment plant 2 is also It is connect by water pipe with hydroelectric installation 3, by treated, sewage is used to generate electricity, hydroelectric installation 3 and electrical storage device 4 Connection, with store hydroelectric installation 3 generation electric energy, control device 5 respectively with sewage-treatment plant 2, hydroelectric installation 3 Connection, to control its working condition, sewage-treatment plant 2 includes process chamber 21, the first reservoir chamber 22, and process chamber 21 is arranged with building Dirty pipeline connection, process chamber 21 are connect with the first reservoir chamber 22 by the first solenoid electric valve 23, and the first reservoir chamber 22 passes through water Pipe is connect with hydroelectric installation 3;Hydroelectric installation 3 includes the second reservoir chamber 31, power compartment 32, and the second reservoir chamber 31 is located at The top of power compartment 32, is connected by the second solenoid electric valve 33, and the second reservoir chamber 31 also passes through water pipe and the first reservoir chamber 22 It connects, turbo dynamo is provided in power compartment 32, impact force when with using under flow completes power generation, the lower section of power compartment 32 It is provided with water outlet 34, the first solenoid electric valve 23, the second solenoid electric valve 33 are connect with control device 5 respectively.
Further, include except diamicton 211 in sewage-treatment plant 2, in process chamber 21, multiple drainage layers 212, remove diamicton 211 are located at the top of drainage layer 212, are provided with including upper layer water-level detecting device and lower layer's water level detecting in the first reservoir chamber 22 The first water-level detecting device 221, pH value detection device 222, the pH value adjustment device 223 of device, the lower end of the first reservoir chamber 22 It is additionally provided with third solenoid electric valve 224, the first water-level detecting device 221, pH value detection device 222, PH with water pipe junction Value adjusting device 223, third solenoid electric valve 224 are connect with control device 5 respectively, and control device 5 is according to the first water level detecting The testing result of device 221 controls the keying of the first solenoid electric valve 23, third solenoid electric valve 224, is less than lower layer in water level Behind the position of water-level detecting device, third solenoid electric valve 224 is closed, the first solenoid electric valve 23 is then turned on, at water level The first solenoid electric valve 23 is closed behind the position of upper layer detection device, is according to the testing result of PH detection devices 222 later Acid or alkalinity, control PH regulating devices 223 launch alkaline matter or the testing result of acidic materials to PH detection devices 222 is Neutrality is then turned on third solenoid electric valve 224;In hydroelectric installation 3, the second reservoir chamber 31 is provided with including upper layer water level Second water-level detecting device 311 of detection device and lower layer's water-level detecting device, the second water-level detecting device 311 and control device 5 connections, control device 5 control the keying of the second solenoid electric valve 33 according to the testing result of the second water-level detecting device 311;Hair It is provided with turbo dynamo in electric room 32;Water outlet 34 includes the first connector 341, the second connector 342, the first connector 341, electric-controlled switch 343 is respectively arranged at the second connector 342, the first connector 341 is connect with resident living water pipeline, Second connector 342 is connect with resident's blow-off line, and the first connector 341 uses transparent setting, and transparent place is provided with ultraviolet light Emitter 344 is additionally provided with water quality detecting device so that ultraviolet light, which maps to, carries out exterminating bacterium in water at water outlet 34 345;In sewage-treatment plant 2, the upper end of process chamber 21 is set as the lid being threadedly coupled with process chamber 21 24, is arranged on lid 24 There is handle 241, to facilitate by the way that 241 hands are rotated lid 24, and then opens process chamber 21 and cleared up or closed process chamber 21.
The tall building life sewage treatment electric generator handle when in use, in sewage disposal it is indoor remove diamicton, with Removing solid impurity prevents from scratching power generator, and drainage layer carries out purified treatment to sewage, be provided in the first reservoir chamber including First water-level detecting device of upper layer water-level detecting device and lower layer's water-level detecting device, pH value detection device 222, pH value adjustment Device, third solenoid electric valve, the first water-level detecting device, pH value detection device 222, pH value adjustment device, third electromagnetism control Valve processed is connect with control device respectively, and controlling PH regulating devices according to the testing result of PH detection devices launches acidic materials or alkali Property substance to adjust the pH value of water, prevent power generator from sour corrosion or alkaline alkaline corrosion occurs, upper layer inspection be in water level The first solenoid electric valve is closed when the position for surveying device, and third electromagnetism is opened after launching acidic materials or alkaline matter Control valve closes third solenoid electric valve when water level is less than the position of lower layer's water-level detecting device, is then turned on the first electromagnetism Control valve;Hydroelectric installation 3 includes the second reservoir chamber, power compartment, and the second reservoir chamber is provided with to be filled including upper layer water level detecting The second water-level detecting device with lower layer water-level detecting device is set, the second water-level detecting device is connect with control device, in water level Less than lower layer's water-level detecting device position when close the second solenoid electric valve, be higher than in water level or in upper layer detection device The second solenoid electric valve is opened when position, generated energy is stablized in the unit interval when ensureing power compartment inner impeller electrical power generators. When draining, after water quality detecting device detects, when water quality qualification, the electric-controlled switch at the first connector is opened, treated water Resident living water pipeline, when water quality detection is unqualified, the electric-controlled switch at the second connector are flowed into after ultraviolet sterilization It opens, water flows into resident's blow-off line.

Claims (5)

1. a kind of tall building life sewage treatment electric generator, it is characterised in that:It is filled including sewage-treatment plant, hydroelectric generation Set, electrical storage device, control device, sewage-treatment plant with building blow-off line connect, sewage-treatment plant also with hydroelectric generation Device is connected by water pipe, and by treated, sewage is used to generate electricity, and hydroelectric installation is connect with electrical storage device, to store water The electric energy that power generation device generates, control device is connect with sewage-treatment plant, hydroelectric installation respectively, to control its work State, the sewage-treatment plant include process chamber, the first reservoir chamber, and process chamber connect with building blow-off line, process chamber and First reservoir chamber is connected by the first solenoid electric valve, and the first reservoir chamber is connect by water pipe with the hydroelectric installation;Institute It includes the second reservoir chamber, power compartment to state hydroelectric installation, and the second reservoir chamber is located at the top of power compartment, passes through the second electromagnetism control Valve connection processed is connect with power compartment, and the second reservoir chamber is also connect by water pipe with first reservoir chamber, is provided in power compartment Hydroelectric generation component, impact force when with using under flow complete power generation, water outlet, the first electromagnetism are provided with below power compartment Control valve, the second solenoid electric valve are connect with the control device respectively.
2. tall building life sewage treatment electric generator as described in claim 1, it is characterised in that:The sewage disposal dress Include in setting, in the process chamber remove solid impurity except diamicton, multiple the drainage layer of secondary filter carried out to water, remove diamicton Positioned at the top of drainage layer, it is provided with including upper layer water-level detecting device and lower layer's water-level detecting device in first reservoir chamber The first water-level detecting device, pH value detection device, pH value adjustment device, lower end and the water pipe junction of the first reservoir chamber are also set It is equipped with third solenoid electric valve, the first water-level detecting device, pH value detection device, pH value adjustment device, third solenoid electric valve It is connect respectively with the control device, control device controls the first Electromagnetic Control according to the testing result of the first water-level detecting device The keying of valve, third solenoid electric valve closes third Electromagnetic Control behind position of the water level less than lower layer's water-level detecting device Valve is then turned on the first solenoid electric valve, and the first solenoid electric valve is closed behind the position that water level is in upper layer detection device, it It is afterwards acid or alkalinity according to the testing result of PH detection devices, control PH regulating devices launch alkaline matter or acidic materials extremely The testing result of PH detection devices is neutrality, is then turned on third solenoid electric valve.
3. tall building life sewage treatment electric generator as claimed in claim 1 or 2, it is characterised in that:The waterpower hair In electric installation, second reservoir chamber is provided with the second water level including upper layer water-level detecting device and lower layer's water-level detecting device Detection device, the second water-level detecting device are connect with the control device, and control device is according to the inspection of the second water-level detecting device The keying for surveying the second solenoid electric valve described in output control closes second behind position of the water level less than lower layer's water-level detecting device Solenoid electric valve is higher than or is opened behind the position of upper layer detection device the second solenoid electric valve in water level;The power compartment Inside it is provided with turbo dynamo.
4. tall building life sewage treatment electric generator as claimed in claim 3, it is characterised in that:The water outlet includes First connector, the second connector are respectively arranged with electric-controlled switch, the first connection at first connector, the second connector Mouth is connect with resident living water pipeline, and the second connector is connect with resident's blow-off line, and the first connector uses transparent setting, Transparent place is provided with ultraviolet emission device, so that ultraviolet light, which maps to, carries out exterminating bacterium in water, water outlet is also set up There is water quality detecting device.
5. tall building life sewage treatment electric generator as claimed in claim 4, it is characterised in that:The sewage disposal dress In setting, the upper end of the process chamber is set as the lid being threadedly coupled with process chamber, is provided with handle on lid, is passed through with facilitating Handle rotates lid, and then opens process chamber and cleared up or closed process chamber.
CN201810529121.3A 2018-05-26 2018-05-26 Tall building life sewage treatment electric generator Pending CN108558091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810529121.3A CN108558091A (en) 2018-05-26 2018-05-26 Tall building life sewage treatment electric generator

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Application Number Priority Date Filing Date Title
CN201810529121.3A CN108558091A (en) 2018-05-26 2018-05-26 Tall building life sewage treatment electric generator

Publications (1)

Publication Number Publication Date
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CN201810529121.3A Pending CN108558091A (en) 2018-05-26 2018-05-26 Tall building life sewage treatment electric generator

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111305325A (en) * 2020-05-15 2020-06-19 山东科技职业学院 Wastewater recycling system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102840082A (en) * 2011-10-12 2012-12-26 广西大学 Wastewater energy utilization device for high-rise buildings
KR20150015624A (en) * 2013-07-31 2015-02-11 포항공과대학교 산학협력단 System for generation of electricity using small hydropower
CN204419443U (en) * 2014-12-04 2015-06-24 邢台职业技术学院 A kind of electricity generating device on building water supply and drainage
CN104747357A (en) * 2015-03-27 2015-07-01 康国强 Method for driving electric generator to generate electricity by utilizing sewerage of high-rise buildings
CN106438175A (en) * 2016-12-08 2017-02-22 天津市汇祥水电设备科技有限公司 Novel water-conservancy power generation device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102840082A (en) * 2011-10-12 2012-12-26 广西大学 Wastewater energy utilization device for high-rise buildings
KR20150015624A (en) * 2013-07-31 2015-02-11 포항공과대학교 산학협력단 System for generation of electricity using small hydropower
CN204419443U (en) * 2014-12-04 2015-06-24 邢台职业技术学院 A kind of electricity generating device on building water supply and drainage
CN104747357A (en) * 2015-03-27 2015-07-01 康国强 Method for driving electric generator to generate electricity by utilizing sewerage of high-rise buildings
CN106438175A (en) * 2016-12-08 2017-02-22 天津市汇祥水电设备科技有限公司 Novel water-conservancy power generation device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111305325A (en) * 2020-05-15 2020-06-19 山东科技职业学院 Wastewater recycling system
CN111305325B (en) * 2020-05-15 2020-08-11 山东科技职业学院 Wastewater recycling system

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