CN118029320B - Ecological treatment system and method applied to river channel - Google Patents
Ecological treatment system and method applied to river channel Download PDFInfo
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- CN118029320B CN118029320B CN202410431055.1A CN202410431055A CN118029320B CN 118029320 B CN118029320 B CN 118029320B CN 202410431055 A CN202410431055 A CN 202410431055A CN 118029320 B CN118029320 B CN 118029320B
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- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 395
- 238000003860 storage Methods 0.000 claims abstract description 120
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 238000005192 partition Methods 0.000 claims abstract description 18
- 238000010248 power generation Methods 0.000 claims description 40
- 150000001875 compounds Chemical class 0.000 claims description 39
- 102000004190 Enzymes Human genes 0.000 claims description 37
- 108090000790 Enzymes Proteins 0.000 claims description 37
- 238000004146 energy storage Methods 0.000 claims description 35
- 238000007726 management method Methods 0.000 claims description 27
- 238000005276 aerator Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 8
- 238000007667 floating Methods 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 238000011065 in-situ storage Methods 0.000 claims description 2
- 238000007865 diluting Methods 0.000 claims 1
- 230000003472 neutralizing effect Effects 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 11
- 229910052760 oxygen Inorganic materials 0.000 abstract description 11
- 239000001301 oxygen Substances 0.000 abstract description 11
- 244000005700 microbiome Species 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000005273 aeration Methods 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241000195493 Cryptophyta Species 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000032823 cell division Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 230000001850 reproductive effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- SVPKNMBRVBMTLB-UHFFFAOYSA-N 2,3-dichloronaphthalene-1,4-dione Chemical compound C1=CC=C2C(=O)C(Cl)=C(Cl)C(=O)C2=C1 SVPKNMBRVBMTLB-UHFFFAOYSA-N 0.000 description 1
- 241000192701 Microcystis Species 0.000 description 1
- 241000192710 Microcystis aeruginosa Species 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000003619 algicide Substances 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000243 photosynthetic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/02—Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Microbiology (AREA)
- Structural Engineering (AREA)
- Biodiversity & Conservation Biology (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Molecular Biology (AREA)
- Ocean & Marine Engineering (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses an ecological management system and method applied to a river channel, and belongs to the technical field of river channel management. The ecological water storage pond is arranged at two ends of the river channel body; a partition plate is arranged between the river channel body and the ecological water storage pond; the lower part of the partition plate is provided with a water inlet gate valve; a drainage gate valve is arranged at the upper part of the partition plate; a liquid level meter is arranged on the inner side of the ecological water storage pond; the water inlet end of the water lifting pump is connected to the river body through a pipeline, and the water outlet end of the water lifting pump is connected to the upper part of the ecological water storage pond through a pipeline; the ecological treatment system and the treatment method applied to the river channel improve the oxygen content of the water body by flowing and aerating the water body in the river channel; and the ecological water storage pond is used for improving the water quality of the river channel body, so that the water quality in the river channel body can be continuously improved, and the whole river channel body is treated.
Description
Technical Field
The invention particularly relates to an ecological treatment system and method applied to a river channel, and belongs to the technical field of river channel treatment.
Background
Most of the existing urban river channels are polluted by different degrees, and polluted water bodies are treated for beautifying the city, creating harmonious and sustainable living environments; the existing river course treatment method has single category, such as Chinese patent publication number: CN114477467a discloses an ecological management system and a management method applied to river and lake water, wherein the ecological management system applied to river and lake water comprises an ecological management area, and the ecological management area is formed by enclosing a water area with a set requirement; the water quality activating unit is arranged in the ecological treatment area and is used for improving water quality, increasing plug flow and adjusting the distribution curve of dissolved oxygen in water; the biological algistat is put into the ecological treatment area and is used for settling algae floating on the water surface to the water bottom, inhibiting the photosynthetic activity of the algae and stopping the propagation of the algae; the compound biological flora is put into an ecological treatment area, so that microcystis is inhibited, water bloom is eliminated, and the biodegradation rate of pollutants is improved; the method can only carry out regional water body treatment, is typically applied to lake water ecological treatment, but for long and deep riverways, the scheme cannot realize high-efficiency treatment, particularly for urban riverways in a low flow state, even if biological algicides and compound biological flora are added in a certain area, ecological treatment of the whole riverway cannot be realized.
Disclosure of Invention
In order to solve the problems, the invention provides an ecological treatment system and a treatment method applied to a river channel, which are used for improving the oxygen content of a water body by flowing and aerating the water body in the river channel; and the ecological water storage pond is used for improving the water quality of the river channel body, so that the water quality in the river channel body can be continuously improved, and the whole river channel body is treated.
The invention relates to an ecological management system applied to a river channel, which comprises:
a river channel body;
The ecological water storage ponds are arranged at two ends of the river channel body; a partition plate is arranged between the river channel body and the ecological water storage pond; the lower part of the partition plate is provided with a water inlet gate valve; a drainage gate valve is arranged at the upper part of the partition plate; a liquid level meter is arranged on the inner side of the ecological water storage pond; the top surface of the ecological water storage pond is higher than the top surface of the river channel body;
The water inlet end of the water lifting pump is connected to the river body through a pipeline, and the water outlet end of the water lifting pump is connected to the upper part of the ecological water storage pond through a pipeline; the water in the river channel body is pumped by the water lifting pump and is discharged from the upper part of the ecological water storage pond, the water draining gate valve is discharged from the upper part of the ecological water storage pond, the water can be fully aerated by using drop impact, oxidation-reduction reaction is generated between dissolved oxygen entering the water and black odorous substances (H 2 S, feS, NH3 and other reducing substances) in the water during aeration, and the treatment efficiency of a water ecological system is accelerated through water aeration reoxygenation; the water in the river channel body is pumped to an ecological water storage pond, and the water is returned to the river channel body after ecological treatment through the ecological water storage pond; the water body in the river channel body can be diluted and neutralized; the ecological water storage pond simulates the mixed replacement of tidal water flow through water pumping, ecological management and external discharge, so that the ecological management is carried out on the whole river channel body;
The water storage pond adjusting module comprises a liquid mixing pump, and the input end of the liquid mixing pump is connected to the lower part of the inner side of the ecological water storage pond; the output end of the liquid mixing pump is connected to a liquid mixing tank, and the top of the liquid mixing tank is connected to a biological compound enzyme storage tank through a rotary valve; the bottom of the liquid mixing tank is connected to the output end of the water lifting pump;
The biological compound enzyme storage tank stores general biological compound enzyme in the market, for example, bacto-Zyme series biological compound enzyme is adopted, the biological compound enzyme can promote mass propagation of beneficial bacteria in the river, consume a large amount of organic matters in the sediment, volatilize a gas part in the form of carbon dioxide after cell division, and the remained liquid is clean water; the method comprises the following steps: the biological compound enzyme can stimulate and accelerate the reaction of microorganisms, simultaneously can promote macromolecular compounds in water to be decomposed into small molecular compounds, simultaneously releases combined oxygen, enhances the reoxygenation function of water, is beneficial to the diversity of microorganisms while organic matters are degraded, and improves the activity and reproductive capacity of the microorganisms, namely the biological compound enzyme can effectively stimulate and accelerate natural biological reaction, excite the activity of indigenous microorganisms, accelerate the growth and reproduction of microorganisms and is harmless to plankton and environment; so as to quickly and effectively promote succession of polluted water bodies to benign ecosystems, so that DO in the water bodies is recovered, and pollution indexes such as COD, BOD5, NH3-N and the like are quickly reduced; the water storage pond adjusting module can control the opening and closing of the liquid mixing pump and the rotary valve according to the water quality or the opening times of the water lifting pump; if the water quality is reduced to a set value or the starting times of the water lifting pump reach the set times, the mixed liquid pump extracts water from the ecological water storage pond, the rotary valve is started, the biological compound enzyme is fed and diluted through the water, and the biological compound enzyme is re-injected into the ecological water storage pond.
Further, one end, far away from the river channel body, of the ecological water storage pond is provided with a flood discharge valve group; when the water body in the river channel is at a high position, the water body in the ecological water storage pond is discharged to a low position through the flood discharge valve set, and the water inlet gate valve is kept in an open state, so that the water body in the river channel can be rapidly discharged.
Further, one or more ecological water storage ponds are arranged between the ecological water storage ponds at the two ends of the river channel body; when the distance between the river channel bodies is too long, one or more ecological water storage ponds can be built in the middle of the river channel bodies, so that the ecological treatment efficiency of the water body in the whole river channel body is improved.
Further, the solar energy power generation system also comprises a power supply module, wherein the power supply module comprises an energy storage battery, a solar energy power generation module and a water conservancy power generation module; the solar power generation module and the hydroelectric power generation module are connected to the energy storage battery through the charge and discharge management module; the energy storage battery is connected to the power supply ends of the water inlet gate valve, the water outlet gate valve, the water lifting pump and the liquid mixing pump; the control ends of the water inlet gate valve, the water outlet gate valve, the water lifting pump and the liquid mixing pump are connected to the controller; the solar energy power generation system comprises an energy storage battery, a solar power generation module, a water conservancy power generation module, a charging and discharging management module and a controller, wherein the energy storage battery is provided with an electric quantity monitor which is connected to the controller, the solar power generation module and the water conservancy power generation module respectively generate power through solar energy and water flow potential energy, and the electric energy is supplied to the energy storage battery through the charging and discharging management module; the electric quantity monitor monitors the electric energy of the energy storage battery in real time and feeds the electric energy back to the controller, and the controller can control the opening and closing of the water inlet gate valve, the water outlet gate valve, the water lifting pump and the liquid mixing pump.
Further, the solar power generation module is fixed on the side of the ecological water storage pond through a bracket or is arranged on the inner side of the ecological water storage pond in a floating manner; the solar power generation module is connected to the energy storage battery through the junction box; the hydroelectric power generation module comprises a first hydroelectric power generator set fixed on the inner surface of the partition plate and a second hydroelectric power generator set fixed on the outer surface of the partition plate; the water wheel driving end of the first hydroelectric generating set is arranged right below the water draining end of the water lifting pump; and the water wheel driving end of the second hydroelectric generating set is arranged right below the drainage gate valve.
Further, the first hydroelectric generating set and the second hydroelectric generating set are disk type propeller blade generators or Archimedes spiral generators.
Further, the aerator and the float type water quality monitor are arranged in the ecological water storage pond, the aeration effect of the ecological water storage pond can be increased through the aerator, the oxygen content of the water body is improved, and the biological compound enzyme purifying effect is improved.
An ecological management method applied to a river course adopts an ecological management system applied to the river course, and the method comprises the following steps:
Firstly, storing water in an ecological water storage pond, opening all water inlet gate valves, keeping a flood discharge valve set in a closed state, enabling the ecological water storage pond and a river body to be in a communicating state, enabling water flows in the river body and the ecological water storage pond to be in an equal-height state, and then closing the water inlet gate valves;
Secondly, river tide-like arrangement, solar power generation module and hydroelectric power generation module continuously generate electricity, an electricity monitor monitors the electricity of an energy storage battery in real time, when the electricity reaches a set high level value, a controller judges the continuous closing time of a drainage gate valve, when the closing time exceeds a set value, the controller sends a starting signal to a water lifting pump, the water lifting pump works so as to pump water in a river channel to an ecological water storage pond, when a liquid level value reaches the set value, the water lifting pump stops, the controller acquires the stop time point of the water lifting pump and counts time, when the counted time reaches the set value, a drainage gate valve acts, the drainage time is controlled, and the water flow in the ecological water storage pond flows to the river channel; when the drainage time is reached, the drainage gate valve is closed, the closing time is continuously timed, and the timing time is cleared until the valve is opened again, so that the one-time tidal flow setting of the river is completed; when the water lifting pump or the water draining gate valve works, water flow impacts the first hydroelectric generating set or the second hydroelectric generating set to generate electricity and supply power to the energy storage battery, and when the water lifting pump is in a working state and the electric quantity of the energy storage battery monitored by the electric quantity monitor still reaches a high level value, the controller controls the aerator to act to oxygenate the ecological water storage pond; when the water lifting pump is not in a working state and the continuous closing time of the water discharging gate valve does not exceed a set value, the controller controls the aerator to act so as to oxygenate the ecological water storage pond; the aerator continuously works until the electric quantity of the energy storage battery is reduced to a set basic electric quantity value, and the aerator stops acting;
When the continuous closing time of the drainage gate valve exceeds the set upper limit value, the controller sends an opening signal to the water lifting pump, and the water lifting pump works; when the electric quantity of the energy storage battery is reduced to a low-level electric quantity value or the liquid level gauge monitors that the liquid level value reaches a set value, the water lifting pump is stopped;
Thirdly, adjusting the water quality, monitoring the water quality in the ecological water storage pond in real time by a float type water quality monitor, controlling the rotary valve to intermittently rotate by the controller when the water quality reaches a set value, stopping rotating until the water quality reaches the set number of turns, metering and discharging by the rotary valve, intermittently throwing the biological compound enzyme into a liquid mixing tank, pumping water from the inner side of the ecological water storage pond by the liquid mixing pump, delivering a water source to the liquid mixing tank, and delivering the biological compound enzyme to the output end of the water lifting pump by utilizing water flow; thereby realizing the dilution of the biological compound enzyme by adding water, and throwing the biological compound enzyme into the ecological water storage pond, and diffusing the biological compound enzyme into the water body of the ecological water storage pond by water flow; the interval collection time of the floating type water quality monitor is 2-3 days.
Compared with the prior art, the ecological treatment system and the treatment method applied to the river channel can perform aeration and water quality improvement on the water body in the ecological water storage pond, ensure the water quality of the water body in the ecological water storage pond, then neutralize the water body in the river channel by utilizing the improved water body in the ecological water storage pond, perform ecological treatment on the neutralized water body by the ecological water storage pond, return the water body subjected to ecological treatment into the river channel again, dilute the water body in the river channel, simultaneously, carry enriched biological complex enzyme into the river channel, perform in-situ treatment on the water body in the river channel, and continuously improve the water body quality in the whole river channel through cyclic and repeated tidal flow; the water in the river channel flows into and is pumped into the ecological water storage pond and then flows into the river channel from the ecological water storage pond, the water in the river channel forms a tidal flow state, oxygen dissolved in the water can be activated with maximum efficiency, and the water flow activation effect is improved; in addition, when the water body in the river channel is discharged by the water discharge gate valve and the water lifting pump and impacts the hydroelectric power generation module, the water body can be fully aerated, and the oxygen content of the water body is improved.
Drawings
FIG. 1 is a schematic diagram of the connection structure of two ends of a river channel body and an ecological water storage pond.
Fig. 2 is a schematic diagram of the structure of the ecological water storage pond installed at the two ends and the middle of the river channel respectively.
Fig. 3 is a schematic diagram of the overall structure of the ecological water storage pond of the invention.
Fig. 4 is a schematic view of a partial enlarged structure at a in fig. 3 according to the present invention.
FIG. 5 is a schematic diagram of the ecological water reservoir of the present invention with aerator and float water quality monitor.
Reference numerals: 1. river course body, 2, ecological water storage pond, 3, baffle, 4, inlet gate valve, 5, drainage gate valve, 6, water lifting pump, 7, mixed liquid pump, 8, mixed liquid case, 9, rotary valve, 10, biological complex enzyme storage tank, 11, flood discharge valves, 12, solar power module, 13, support, 14, first hydroelectric generating set, 15, second hydroelectric generating set, 16, oxygen-increasing machine, 17, float formula water quality monitor.
Detailed Description
Example 1:
The ecological management system applied to the river channel as shown in fig. 1 to 5 comprises:
A river channel body 1;
The ecological water storage ponds 2 are arranged at two ends of the river channel body 1; a partition plate 3 is arranged between the river channel body 1 and the ecological water storage pond 2; a water inlet gate valve 4 is arranged at the lower part of the partition plate 3; a drain gate valve 5 is arranged at the upper part of the partition plate 3; a liquid level meter is arranged on the inner side of the ecological water storage pond 2; the top surface of the ecological water storage pond 2 is higher than the top surface of the river channel body 1;
The water lifting pump 6 is fixed at the upper part of the ecological water storage pond 2, the water inlet end of the water lifting pump 6 is connected to the river channel body 1 through a pipeline, and the water outlet end of the water lifting pump 6 is connected to the upper part of the ecological water storage pond 2 through a pipeline; the water in the river body 1 is pumped by the water lifting pump 6 and is discharged from the upper part of the ecological water storage pond 2, and the water draining gate valve 5 is discharged from the upper part of the ecological water storage pond 2, so that the water can be fully aerated by using the fall impact, and oxidation-reduction reaction is generated between dissolved oxygen entering the water and black odorous substances (H 2 S, feS, NH3 and other reducing substances) in the water during aeration, and the treatment efficiency of a water ecological system is accelerated by the water aeration reoxygenation; the water body in the river channel body 1 is pumped to the ecological water storage pond 2, and the water body returns to the river channel body 1 after ecological treatment through the ecological water storage pond 2; the water body in the river channel body 1 can be diluted and neutralized; the ecological water storage pond 2 simulates the mixing replacement of tidal water flow through pumping, ecological management and discharging, so that the ecological management is carried out on the whole river channel body 1;
The water storage pond adjusting module comprises a liquid mixing pump 7, and the input end of the liquid mixing pump 7 is connected to the lower part of the inner side of the ecological water storage pond 2; the output end of the mixed liquor pump 7 is connected to a mixed liquor box 8, and the top of the mixed liquor box 8 is connected to a biological compound enzyme storage tank 10 through a rotary valve 9; the bottom of the liquid mixing tank 8 is connected to the output end of the water lifting pump 6;
one or more general biological compound enzymes on the market are stored in the biological compound enzyme storage tank 10, for example, a finished product Bacto-Zyme1011 series biological compound enzymes are adopted, the biological compound enzymes can promote mass propagation of beneficial bacteria in the river, consume a large amount of organic matters in the sediment, volatilize a gas part in the form of carbon dioxide after cell division, and the remained liquid is clean water; the method comprises the following steps: the biological compound enzyme can stimulate and accelerate the reaction of microorganisms, simultaneously can promote macromolecular compounds in water to be decomposed into small molecular compounds, simultaneously releases combined oxygen, enhances the reoxygenation function of water, is beneficial to the diversity of microorganisms while organic matters are degraded, and improves the activity and reproductive capacity of the microorganisms, namely the biological compound enzyme can effectively stimulate and accelerate natural biological reaction, excite the activity of indigenous microorganisms, accelerate the growth and reproduction of microorganisms and is harmless to plankton and environment; so as to quickly and effectively promote succession of polluted water bodies to benign ecosystems, so that DO in the water bodies is recovered, and pollution indexes such as COD, BOD5, NH3-N and the like are quickly reduced; the water storage pond adjusting module can control the opening and closing of the liquid mixing pump 7 and the rotary valve 9 according to the water quality or the opening times of the water lifting pump 6; if the water quality is reduced to a set value or the starting times of the water lifting pump 6 reach the set times, the water mixing pump 7 extracts water from the ecological water storage pond 2, the rotary valve 9 is started, the biological compound enzyme is fed and diluted through the water, and the biological compound enzyme is re-driven into the ecological water storage pond 2.
One end, far away from the river channel body 1, of the ecological water storage pond 2 is provided with a flood discharge valve group 11; when the water body in the river channel body 1 is at a high position, the water body in the ecological water storage pond 2 is discharged to a low position through the flood discharge valve group 11, and the water inlet gate valve 4 is kept in an open state, so that the water body in the river channel body 1 can be rapidly discharged.
One or more ecological water storage ponds 2 are also arranged between the two ecological water storage ponds 2 at the two ends of the river channel body 1; when the distance between the river channel bodies 1 is too long, one or more ecological water reservoirs 2 can be established in the middle of the river channel bodies 1, so that the ecological treatment efficiency of the water body in the whole river channel bodies 1 is improved.
The solar energy power generation system further comprises a power supply module, wherein the power supply module comprises an energy storage battery, a solar energy power generation module 12 and a water conservancy power generation module; the solar power generation module 12 and the hydroelectric power generation module are connected to the energy storage battery through the charge and discharge management module; the energy storage battery is connected to the power supply ends of the water inlet gate valve 4, the water outlet gate valve 5, the water lifting pump 6 and the liquid mixing pump 7; the control ends of the water inlet gate valve 4, the water outlet gate valve 5, the water lifting pump 6 and the liquid mixing pump 7 are connected to a controller; the energy storage battery is provided with an electric quantity monitor, the electric quantity monitor is connected to the controller, the solar power generation module 12 and the hydroelectric power generation module respectively generate power through solar energy and water flow potential energy, and the electric energy is supplied to the energy storage battery through the charge and discharge management module; the electric quantity monitor monitors the electric energy of the energy storage battery in real time and feeds the electric energy back to the controller, and the controller can control the water inlet gate valve 4, the water outlet gate valve 5, the water lifting pump 6 and the liquid mixing pump 7 to be opened and closed.
The solar power generation module 12 is fixed on the side of the ecological water storage pond 2 through a bracket 13 or is arranged on the inner side of the ecological water storage pond 2 in a floating manner; the solar power generation module 12 is connected to an energy storage battery through a junction box; the hydroelectric power generation module comprises a first hydroelectric power generator set 14 fixed on the inner surface of the partition plate 3 and a second hydroelectric power generator set 15 fixed on the outer surface of the partition plate 3; the water wheel driving end of the first hydroelectric generating set 14 is arranged right below the water draining end of the water lifting pump 6; the water wheel driving end of the second hydroelectric generating set 15 is arranged right below the drainage gate valve 5.
The first hydroelectric generating set 14 and the second hydroelectric generating set 15 are disk type propeller blade generators or Archimedes spiral generators.
The ecological water storage pond 2 is internally provided with the aerator 16 and the float type water quality monitor 17, the aeration effect of the ecological water storage pond 2 can be increased through the aerator 16, the oxygen content of water is improved, and the biological compound enzyme purifying effect is improved.
An ecological management method applied to a river course adopts an ecological management system applied to the river course, and the method comprises the following steps:
Firstly, storing water in an ecological water storage pond 2, opening all water inlet gate valves 4, keeping a flood discharge valve set 11 in a closed state, at the moment, enabling the ecological water storage pond 2 and a river channel body 1 to be in a communicating state, enabling water flows in the river channel body 1 and the ecological water storage pond 2 to be in an equal-height state, and then closing the water inlet gate valves 4;
Secondly, river tide-like arrangement, solar power generation module 12 and hydroelectric power generation module continuously generate electricity, electric quantity monitor monitors the electric quantity of the energy storage battery in real time, when the electric quantity reaches a set high level value, the controller judges that the water discharge gate valve 5 is continuously closed, when the closing time exceeds a set value, the controller sends a starting signal to the water lifting pump 6, the water lifting pump 6 works so as to pump water in a river channel to the ecological water storage pond 2, when the liquid level value reaches the set value, the water lifting pump 6 stops, the controller obtains the stop time point of the water lifting pump 6 and counts time, when the counted time reaches the set value, the water discharge gate valve 5 acts and controls the water discharge time, and the water flow in the ecological water storage pond 2 flows to the river channel; when the drainage time is reached, the drainage gate valve 5 is closed, the closing time is continuously timed, and the timing time is cleared until the valve is opened again, so that the one-time tidal flow setting of the river is completed; when the water lifting pump 6 or the water draining gate valve 5 works, water flow impacts the first hydroelectric generating set 14 or the second hydroelectric generating set 15 to generate electricity and supply power to the energy storage battery, and when the water lifting pump 6 is in a working state and the electric quantity of the energy storage battery monitored by the electric quantity monitor still reaches a high value, the controller controls the aerator 16 to act so as to oxygenate the ecological water storage pond 2; when the water lifting pump 6 is not in a working state and the continuous closing time of the water discharging gate valve 5 does not exceed a set value, the controller controls the aerator 16 to act so as to oxygenate the ecological water storage pond 2; the aerator 16 continues to work until the electric quantity of the energy storage battery is reduced to a set basic electric quantity value, and the aerator 16 stops acting;
When the continuous closing time of the drainage gate valve 5 exceeds the set upper limit value, the controller sends an opening signal to the water lifting pump 6, and the water lifting pump 6 works; when the electric quantity of the energy storage battery is reduced to a low-level electric quantity value or the liquid level gauge monitors that the liquid level value reaches a set value, the water lifting pump 6 is stopped;
Thirdly, adjusting the water quality, monitoring the water quality in the ecological water storage pond 2 in real time by a float type water quality monitor 17, controlling the rotary valve 9 to intermittently rotate until the water quality reaches a set value, stopping rotating until the water quality reaches the set value, metering and discharging by the rotary valve 9, intermittently throwing the biological compound enzyme into the liquid mixing tank 8, pumping water from the inner side of the ecological water storage pond 2 by the liquid mixing pump 7, sending a water source to the liquid mixing tank 8, and simultaneously sending the biological compound enzyme to the output end of the water lifting pump 6 by utilizing water flow; thereby realizing that the biological compound enzyme is diluted by adding water and is put into the ecological water storage pond 2, and enters the water body of the ecological water storage pond 2 through water flow diffusion; the interval collection time of the float type water quality monitor 17 is 2-3 days.
The above embodiments are merely preferred embodiments of the present invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.
Claims (5)
1. An ecological management system for river course, its characterized in that: comprising the following steps:
the river channel body is provided with a plurality of river channels,
The ecological water storage ponds are arranged at two ends of the river channel body; a partition plate is arranged between the river channel body and the ecological water storage pond; the lower part of the partition plate is provided with a water inlet gate valve; a drainage gate valve is arranged at the upper part of the partition plate; a liquid level meter is arranged on the inner side of the ecological water storage pond;
The water inlet end of the water lifting pump is connected to the river body through a pipeline, and the water outlet end of the water lifting pump is connected to the upper part of the ecological water storage pond through a pipeline;
The water storage pond adjusting module comprises a liquid mixing pump, and the input end of the liquid mixing pump is connected to the lower part of the inner side of the ecological water storage pond; the output end of the liquid mixing pump is connected to a liquid mixing tank, and the top of the liquid mixing tank is connected to a biological compound enzyme storage tank through a rotary valve; the bottom of the liquid mixing tank is connected to the output end of the water lifting pump;
The top surface of the ecological water storage pond is higher than the top surface of the river channel body;
A flood discharge valve group is arranged at one end, far away from the river channel body, of the ecological water storage pond;
The solar energy power generation system comprises a solar energy power generation module, a water conservancy power generation module and a power supply module, wherein the power supply module comprises an energy storage battery, a solar energy power generation module and a water conservancy power generation module; the solar power generation module and the hydroelectric power generation module are connected to the energy storage battery through the charge and discharge management module; the energy storage battery is connected to the power supply ends of the water inlet gate valve, the water outlet gate valve, the water lifting pump and the liquid mixing pump; the control ends of the water inlet gate valve, the water outlet gate valve, the water lifting pump and the liquid mixing pump are connected to the controller; an electric quantity monitor is arranged at the energy storage battery and is connected to the controller;
the solar power generation module is fixed on the side of the ecological water storage pond through a bracket or is arranged on the inner side of the ecological water storage pond in a floating manner; the solar power generation module is connected to the energy storage battery through the junction box; the hydroelectric power generation module comprises a first hydroelectric power generator set fixed on the inner surface of the partition plate and a second hydroelectric power generator set fixed on the outer surface of the partition plate; the water wheel driving end of the first hydroelectric generating set is arranged right below the water draining end of the water lifting pump; the water wheel driving end of the second hydroelectric generating set is arranged right below the drainage gate valve;
The water in the river channel body is pumped to an ecological water storage pond, and the water is returned to the river channel body after ecological treatment through the ecological water storage pond; diluting and neutralizing the water body in the river channel body; meanwhile, the water body in the river channel is treated in situ by carrying the enriched biological compound enzyme into the river channel, and the water body quality in the whole river channel can be continuously improved through circulating multiple times of tidal flow; the water in the river channel is pumped into the ecological water storage pond and then flows into the river channel from the ecological water storage pond, and the water in the river channel forms a tidal flow state.
2. The ecological management system applied to a river course according to claim 1, wherein: one or more ecological water storage ponds are also arranged between the ecological water storage ponds at the two ends of the river channel body.
3. The ecological management system applied to a river course according to claim 1, wherein: the first hydroelectric generating set and the second hydroelectric generating set are disk type propeller blade generators or Archimedes spiral generators.
4. The ecological management system applied to a river course according to claim 1, wherein: an aerator and a float type water quality monitor are arranged in the ecological water storage pond.
5. An ecological management method applied to a river course, which adopts the ecological management system applied to the river course as claimed in claim 1, and is characterized in that the method comprises the following steps:
Firstly, storing water in an ecological water storage pond, opening all water inlet gate valves, keeping a flood discharge valve set in a closed state, enabling the ecological water storage pond and a river body to be in a communicating state, enabling water flows in the river body and the ecological water storage pond to be in an equal-height state, and then closing the water inlet gate valves;
Secondly, river tide-like arrangement, solar power generation module and hydroelectric power generation module continuously generate electricity, an electricity monitor monitors the electricity of an energy storage battery in real time, when the electricity reaches a set high level value, a controller judges the continuous closing time of a drainage gate valve, when the closing time exceeds a set value, the controller sends a starting signal to a water lifting pump, the water lifting pump works so as to pump water in a river channel to an ecological water storage pond, when a liquid level value reaches the set value, the water lifting pump stops, the controller acquires the stop time point of the water lifting pump and counts time, when the counted time reaches the set value, a drainage gate valve acts, the drainage time is controlled, and the water flow in the ecological water storage pond flows to the river channel; when the drainage time is reached, the drainage gate valve is closed, the closing time is continuously timed, and the timing time is cleared until the valve is opened again, so that the one-time tidal flow setting of the river is completed; when the water lifting pump or the water draining gate valve works, water flow impacts the first hydroelectric generating set or the second hydroelectric generating set to generate electricity and supply power to the energy storage battery, and when the water lifting pump is in a working state and the electric quantity of the energy storage battery monitored by the electric quantity monitor still reaches a high level value, the controller controls the aerator to act to oxygenate the ecological water storage pond; when the water lifting pump is not in a working state and the continuous closing time of the water draining gate valve does not exceed a set value, the controller controls the aerator to act so as to oxygenate the ecological water storage pond; the aerator continuously works until the electric quantity of the energy storage battery is reduced to a set basic electric quantity value, and the aerator stops acting;
When the continuous closing time of the drainage gate valve exceeds the set upper limit value, the controller sends an opening signal to the water lifting pump, and the water lifting pump works; when the electric quantity of the energy storage battery is reduced to a low-level electric quantity value or the liquid level gauge monitors that the liquid level value reaches a set value, the water lifting pump is stopped;
Thirdly, adjusting the water quality, monitoring the water quality in the ecological water storage pond in real time by a float type water quality monitor, controlling the rotary valve to intermittently rotate by the controller when the water quality reaches a set value, stopping rotating until the water quality reaches the set number of turns, metering and discharging by the rotary valve, intermittently throwing the biological compound enzyme into a liquid mixing tank, pumping water from the inner side of the ecological water storage pond by the liquid mixing pump, delivering a water source to the liquid mixing tank, and delivering the biological compound enzyme to the output end of the water lifting pump by utilizing water flow; thereby realizing the dilution of the biological compound enzyme by adding water, and throwing the biological compound enzyme into the ecological water storage pond, and diffusing the biological compound enzyme into the water body of the ecological water storage pond by water flow; the interval collection time of the floating type water quality monitor is 2-3 days.
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