CN105800866B - A kind of seashore wetland ecological revetment technological system of manward and environmental demand - Google Patents
A kind of seashore wetland ecological revetment technological system of manward and environmental demand Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
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- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
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- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/327—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
A kind of process of the seashore wetland ecological revetment technological system of manward and environmental demand, include Eco dike, artificial wet land system, purification pool, data monitoring and automatic control system, main process flow steps therein are as follows: A) build dykes and dams；B) to embankment slope, there are apertures, connect artificial swamp, form natural wetlands ecosystems in artificial swamp, are keeping strand Constructed Wetland Ecology System structure of community above；Sewage can be introduced purification pool, and is then discharged out by water purifying tank by C) contamination accident if it exists, it is contemplated that add a purification pool every 500 meters of sea wall length；D) if the generation of pollution-free event, the valve opening purified on pool can be with connection artificial swamp, so that Constructed Wetland Ecology System connection natural wetland region and ocean；E biology) is introduced in artificial swamp, good growing space is provided for it, forms complete ecotone Ecosystem Food net；F automatic control system real-time monitoring relevant environmental parameter) is utilized.
Description
Technical field
The invention belongs to Environmental Science and Engineering application fields, and in particular to a kind of strand of manward and environmental demand
The process of Wetland ecological shore protection technological system, in coastal coastal area, by common natural wetland and intertidal zone and all
If the artificial coastal engineering of breakwater combines, the stable operation of the original natural ecosystems in intertidal zone, and energy not only can protect
The erosion for reducing wave to dykes and dams structures is played, and cuts down the corrosion function of offshore engineering structures.
Background technique
Seashore wetland itself is the staggeredly ecosystem with land and ocean denominator, has natural resources abundant
With complicated ecological interactive process.In recent years, since coastal region urbanization process is aggravated, especially in some estuarine wetlands
Area, spring tide, climax and storm tide spread unchecked and the invasion of stormy waves and soil are caused to flood in order to prevent, the meeting on littoral ground
Build the dykes and dams shore protection structures for being specifically used to water blocking.However, the construction of large-scale dykes and dams bank-protection works can be to seashore wetland
Ecological environment generates not small influence: the enclosing of dykes and dams changes the hydrological characteristics of immediate offshore area, and the living environment of many biologies is dwelt
Breath environment is destroyed；In addition, the ecosystem that the activity of dykes and dams bank-protection works also causes seashore wetland important is seriously degenerated, biology
Diversity reduces.The coastal breakwater dam built by armored concrete, although protecting shadow of the city not by storm tide and flood
It rings, but has obstructed the substance of original ecosystem and energy exchange in dykes and dams, increase the fragility of the local ecosystem, make
Original system fragmentation is obtained, the risk of ecosystem degradation is improved.It is, thus, sought for can protect coastal city not by
The influence and invasion of storm surge disaster, and the ecological revetment method of energy conservation of nature wetlands ecosystems integrality.Ecological revetment
Integrate flood control effect, ecological effect, landscape effect and the effect of self-purification, be not only a much progress of bank-protection works construction,
The mainstream technology of bank-protection works construction from now on will be become.
Currently, ecological revetment technology is mostly used in rivers and lakes, except preventing riverbank from collapsing, so that dykes and dams, which have, makes river
The effect that water and soil interpenetrate, can be enhanced the ability of the river self-purification, there is the revetment form of certain natural landscape effect.
Increase the riverbank coefficient of roughness using plant and is combined with civil engineering, a kind of river course slope protection shape that river slope surface is protected
Formula.Coastal for seashore wetland, marine ecosystems and terrestrial ecosystems staggeredly exist, so that the ecological revetment engineering of seashore
Scheme more needs the demand of ecology-oriented environment, premised on minimizing and destroy wetlands ecosystems, proposes seashore wetland
Ecological revetment technology keeps the integrality of original ecosystem.
Need to take into account four big functions for seashore wetland ecological revetment technology:
First is moisture-proof wave absorption ability: the most essential effect of dykes and dams shore protection is to prevent flood, the invasion of storm tide and sea
Erosion of the wave to structures in ocean, this is the essential of bank-protection works, it is therefore desirable to Engineering Disign Standard is mentioned according to national sea,
The dykes and dams height needed, width parameter are calculated, tide volume parameter carries out moisture-proof wave absorption design；
Second is ecological protection ability: traditional dam construction, and the matter and energy for having obstructed seawater and land completely is handed over
It changes, therefore to the integrality for reducing original ecosystem, therefore ecological revetment technology needs ecology-oriented and environmental demand, it is right
Original physical barrier is rationally improved, and is compensated original ecological profit and loss, is restored littoral zone Ecosystem Service；
Third is water body self-purification ability: since seashore wetland area is rich in energy resources, oil exploitation, salt pan exploitation
Mankind's activity interference phenomenon is obvious, is influenced in addition by the urbanization process of coastal region, and the discharge that can generate various pollutants is asked
Topic, therefore the ability that seashore wetland ecological revetment engineering technology needs to have simple process water body purification；
The fourth is that Landscape optimization ability: littoral zone landscape effect can be improved in the exploitation of ecological revetment technology, is littoral zone
It brings cultural body teach, travel, entertain potential Ecosystem Service Value；
In actual operation, it is not yet opened completely for taking into account the seashore wetland ecological revetment technical work of above-mentioned four big functions
Exhibition, the ecological revetment technology much having proposed are only to increase the ramp coefficient of roughness to ramp planting plants, can not accomplish more
Function it is integrated, ecosystem physical barrier problem still exists, and also and is not thorough, does not have to the protections of the ecological functions of wetland
The function of considering the self-purification of water, can't be a holonomic system.
Summary of the invention
The purpose of the present invention is to provide the seashore wetland ecological revetment technological systems of a kind of manward and environmental demand
Process, in the apparent seashore wetland coastal area of urbanization process, to reach the protection to seashore wetland ecological resources,
And restore original Ecosystem Services Value, play the purpose of protection seashore wetland living resources and water resource.
In order to achieve the above objectives, the seashore wetland ecological revetment of a kind of manward proposed by the present invention and environmental demand
The process of technological system includes Eco dike system, artificial wet land system, purification water-locking effect, data monitoring and automatic
Control system, main process flow steps therein are as follows:
A dykes and dams, tide volume, side slope are built in the significant seashore wetland coastal region of) smaller to air speed influence while urbanization
The gradient, height of dam, dam width allow overtopping wave, dike line to arrange, crest elevation of levee design parameter, need to refer to " People's Republic of China (PRC) sea
Dike engineering design code " (GB/T51015-2014), and have the function of basic moisture-proof wave absorption, Eco dike uses staged
Design method need to also plant salt meadow bog aquatic vegetation in side slope to increase the side slope coefficient of roughness, to cut down based on kinetic energy of wave,
Prevent dykes and dams structures from corroding；
B) to embankment slope, there are certain apertures, increase dykes and dams porosity, seawater is allowed slowly to infiltrate through dykes and dams
Inside is internally provided with the artificial swamp region of enclosing in dykes and dams, and by water inside testing pump wetland, enclosing uses can be saturating
Artificial swamp can be connected by water filtering layer, vertical setting with strand natural wetland, and Eco dike is also required to setting Inlet and outlet water tune
Valve is saved, to control disengaging water, the water body of artificial swamp self-purification is discharged into ocean, plants reed in wetland, alkali is fluffy
Seashore wetland vegetation forms natural wetlands ecosystems, is connected by pipeline with ocean, plays and maintains natural wetland ecology
The Link role of system and marine ecosystems, can be using artificial swamp region as the staggeredly buffering of wetlands ecosystems
Band is keeping natural wetland ecosystem structure of community above, but still keeps and the connectivity of marine ecosystems and complete
Property；
C) contamination accident occurs if it exists, sewage can be introduced Constructed Wetland For Purifying pool, valve closes on dykes and dams at this time
It closes, sewage flows into sedimentation basin after purification and then is able to be discharged into sea by water purifying tank, is carried out periphery sewage with reaching
The effect of processing, therefore whole system needs data monitoring and automatic control system to control the water quality water in ecological protection region
Amount variation, needs to install cleaning equipment, and surrounding body is directly introduced purification pool by pipe duct, using wetland itself from
Net effect is gone out nitrogen and phosphorus pollution substance, it is contemplated that is added a purification pool every 500 meters of sea wall length, can be removed 20% dirt
Water impurity, and monitored on-line by data monitoring and automatic control system；
D) if the generation of pollution-free event, the valve opening purified on pool can be with the artificial swamp connection on periphery, this
When dykes and dams on valve opening so that Constructed Wetland Ecology System is restored, and connection natural wetland and ocean play life in this way
The effect of state buffering；
E) in artificial swamp, salt-tolerant plant is introduced, planktonic organism, benthon, wetland piscine organism group mentions for it
For good growing space, complete ecotone Ecosystem Food net is formed, is had to the recovery natural wetland ecosystem important
Meaning；
F) small-sized weather station is set on dykes and dams, solar radiation, humidity, wind speed meteorologic parameter are monitored, in artificial swamp
Valve current meter nearby is installed, multiparameter water quality analyzer is installed in purification pool, with periodic detection DO, turbidity, water temperature,
TDS, TP, TN, ORP routine water quality indicator, soil physico-chemical index, chlorophyll can be monitored by installing pertinent instruments in artificial swamp
A, photosynthetic efficiency, carbon dioxide content ecological index are joined using data monitoring and automatic control system real-time monitoring relevant environment
Number；
Step A uses step nature shore protection mode, is on the basis of natural type shore protection using concrete, reinforced concrete
Soil material reinforces a kind of ecological revetment pattern of impact resistance, specifically uses vegetation type eco-concrete method: mainly by porous mixed
Solidifying soil, water-keeping material, slightly soluble fertilizer and topsoil composition.Topsoil is laid on cellular concrete surface, forms vegetation germination
Space, while the nutrient at vegetation germination initial stage being provided, due to the fluctuation of tide, it is therefore desirable to plant the stronger seaweed of adhesive ability
Ocean type vegetation leans on the mattess for being provided with pit-hole of approximately level in dykes and dams, provides life for shrimp crab marine benthos
Space living；
Artificial swamp region in step B introduces natural wetland species, cultivates half month, by link wetland and dike
The valve on dam is opened flat gate using the steel under the conditions of can resisting High Voltage, generally opens up gate at one every 500m, and there are
The water return pipeline of aperture about 500mm；Wetland dispersed elevation will be higher by dykes and dams base slope, can be by wetland by way of flow by gravity
Water imports ocean, and pumping plant can be set inside wetland, can be introduced seawater inside wetland by elevator pump, to adjust wetland
Water；
Purification pool is divided into three conditioning tanks, respectively aerobic ponds, anaerobic pond and exposure by setting purification pool in step C
The gas pool, with the sequence that anaerobism-aeration-is aerobic, the pollution to generate to wetland neighboring area carries out purified treatment, wherein anaerobism
The pool can only generally pre-process, and often be placed in the head end of oxidation pond system, to undertake higher BOD loading；The full pool of aerobic ponds is all
Aerobic zone, to make solar ray energy reach pool bottom, the depth of aerobic ponds is shallower, and projected depth is generally in 0.3~0.5m, and high load capacity is good
The BOD5 Design cooling load on the oxygen pool is higher, thus the moisture residence time is short；Two small-sized aerators of installation, aerated pond are needed in aerated pond
The general depth of water 3~4m, most deep reachable 5m.Aerated pond is supplied oxygen using artificial aeration, and water surface impeller aeration or air-blowing generally can be used
Oxygen supply.Aerated pond organic loading and removal rate are higher, and the average removal rate in 70% or more, TP and TN of BOD5 removal rate also exists
80% or more；
Water purification is delivered to water purifying tank by passing through pipeline after purification pool by sewage, and water purification is stored to be used in
Dykes and dams surrounding landscape afforests the water demand of urban operating mechanism；
Biological denitrification process uses traditional biological denitrification process, and " three nitrogen " substance in water is passed through nitrifier and nitrous
Change in bacterium, by a series of nitrifications and nitrosation process, removes the nitrogen in water removal, correlated response is complex, key reaction
Journey are as follows:
NH4++3/202 → NO2-+2H++H2O-278.42kJ (nitrifier reacts with nitrococcus participation)
Biological Phosphorus Removal Process uses traditional Biological Phosphorus Removal Processes, and sludge is alternately transported under anaerobism and aerobic state
Row can make the phosphatic polyP bacteria dominance growth of excess accumulation, keep activated sludge phosphorus content higher than ordinary activated sludge.Sludge
Middle polyP bacteria discharges phosphorus under anaerobic state, excessively absorbs phosphorus under aerobic state；
The switch of valve is controlled by data monitoring and automatic control system in step D, when artificial swamp water compared with
Gao Shi opens levee gate connection artificial swamp；When wetland water is lower, closes levee gate and pass through elevator pump for seawater
Inject wetland with regulating pondage,；When there is no contamination accident, purification pool can also with artificial swamp connection, when tidal level is lower
's；The water valve of artificial swamp enclosing links natural wetland by open channel simultaneously, can also play and carry out ecological benefit to natural wetland
The effect of water and biological connection；
The biology that seashore wetland can be introduced in step E to artificial swamp region, by dykes and dams periphery marine ecosystems institute
The biology for including with hygrometrically ecosystem biology carries out ecological connection in dykes and dams, with the integrality of the conservation of nature ecosystem,
The generation of ecology barrier phenomenon is prevented, wherein it is as shown in the table to introduce species；
1 artificial wet land system biological classification table of table
Coherent detection instrument is installed in step F, to meteorological condition, hydrographic features, ecological behavior, four aspect of water quality condition into
Row real-time monitoring, and control relevant factor variation；
The purpose of the present invention is to provide the seashore wetland ecological revetment technological systems of a kind of manward and environmental demand
Process play the role of taking into account ecological environment compared to the design of traditional dykes and dams protective equipment, it is therefore prevented that ecology resistance
Every the generation of phenomenon, the integrality of Coastal Ecosystem is protected, ecology buffering is played to the ecology interaction of wetland-ocean
Effect, the clean-up effect that this method implements simply to purify pool is prominent, on the basis of not destroying original ecosystem, to sea
Bank storm surge disaster is protected, and has ensured people's property safety, at the same to the significant coastal region of urbanization provide landscape,
Culture and education entertains social potential value, in the sustainability and wetland-marine ecology of omnibearing protection seashore wetland natural resources
The integrality of system plays an important role to people's production and living.
Detailed description of the invention
Fig. 1 is technology path schematic diagram of the invention；Fig. 2 is process flow diagram of the invention；Fig. 3 is respectively correlation
The sketch of equipment；Wherein Fig. 3 (a) is Eco dike and artificial wet land system simplified schematic diagram；Fig. 3 (b) is purification pool cloth
Set schematic diagram；Fig. 3 (c) is general layout schematic diagram；
Specific embodiment
The purpose of the present invention is to provide the seashore wetland ecological revetment technological systems of a kind of manward and environmental demand
Process, main implementation method is as follows:
A) entire dykes and dams are realized using armored concrete, small-sized to plant there are thickness about 100mm sandy soil in side slope
Pumping equipment is preferably arranged after slope surface height is greater than 4m in vegetation.Slope surface vertical drainage ditch can every 50~100m be arranged one, and
It should be connected with the gutter of parallel coast trend, since there are moisture-proof wave absorption requirements, when gravity retaining wall must be built,
Take the layered shaping of the step of thickness about 500mm~800mm.On the basis of natural type shield mentions, armored concrete is used again
Material ensures big anti-flood capacity, and trapezoidal box-shaped frame such as is made in reinforced column or water-fast log, put into big stone,
Or the pipe of concrete of insertion different-diameter, form very deep fish nest, bottom can be improved rough surface by three stage layereds setting simultaneously
Coefficient is laid with rugged chad to improve the adhesive ability of marine algae sea-plant on second layer armoured concrete slab
Layer, to provide living space for shrimp, crab, insect, shellfish marine organisms, can be laid with wetland soil layer in third layer, to plant reed
Reed, cattail emergent aquactic plant；Zostera marina submerged plant is then planted close to dam body top, grows it in seam in great numbers, pale yellowish green
Vegetation, shown in concrete mode such as Fig. 3 (a).
B Central Control Room) is covered in monitoring area peripheral edge, monitors the variation of water quality and quantity, and pass through data monitoring and automatic control
System processed realizes that the unlatching of levee gate and valve is closed, and to the weather station data on dykes and dams, the Ecological Parameter of artificial swamp
And the water quality parameter in purification pool carries out multiple target and integrates real-time monitoring.
C the centrifugal pump of model IS50-32-125, lift 5m, power of motor 0.55kW) are used, revolving speed is
It is standby to be set as dual-purpose one by 1450r/min.
D) purification pool uses long 5m, and the purification water pool of wide 3m is laid with the pipeline that caliber is about 500mm, by from artificial
The polluted water that wetland and surrounding body introduce carries out purified treatment into pool, the pool is divided into three using concrete, to detest
The aerobic sequence of oxygen-aeration-is handled, and by the way of blast aeration, the water body by purification is flowed into only by pipeline
Pond, water in water purifying tank for landscape, municipal activities, another slowly reflux controlled using valve by 200mm pipeline import
Artificial swamp region, shown in specific embodiment such as Fig. 3 (b).
E) remaining equipment traditionally research and develop by design standard, no longer does specific detailed description, general layout schematic diagram
See shown in Fig. 3 (c).
Attached drawing is shown in specific device design.
Since construction intensity is larger, this design is able to by the combination of Computerized three-dimensional simulation model and middle simulated test first
Verifying, pilot scale is by the Experimental Base progress related experiment in the ecological natural protection zone of the Shandong region Huanghe delta and arranges,
Coastal Ecosystem related data is detected, and by related data conclusion, imports computer operation, compares related experiment conclusion.It will
Conventional dam engineering and ecological revetment engineering technology related data are as follows to this, as shown in following table result:
2 system realistic simulation result of table compares
As it can be seen that with ecological revetment technology, can effectively improve water quality in seashore wetland area, reduce water pollution,
The interaction that wetlands ecosystems and marine ecosystems can also effectively be maintained, plays the role of ecological connection, prevents ecology
The generation for obstructing phenomenon, improves overall regional ecological environmental quality.
Claims (1)
1. a kind of construction method of the seashore wetland ecological revetment technological system of manward and environmental demand includes Eco dike
System, artificial wet land system, purification water-locking effect, data monitoring and automatic control system, main process flow steps therein
Are as follows:
A the significant seashore wetland coastal region build dykes and dams of) smaller to air speed influence while urbanization, tide volume, grade of side slope,
Height of dam, dam width allow overtopping wave, dike line to arrange, crest elevation of levee design parameter, with reference to " People's Republic of China's embankment project is set
Meter specification " (GB/T51015-2014), and have the function of basic moisture-proof wave absorption, Eco dike uses stepped design side
Formula also, to cut down based on kinetic energy of wave, prevents dykes and dams to increase the side slope coefficient of roughness in side slope plantation salt meadow bog aquatic vegetation
Structures corrode；
B) to embankment slope, there are certain apertures, increase dykes and dams porosity, so that seawater slowly infiltrates through inside dykes and dams, in dike
Dam is internally provided with the artificial swamp region of enclosing, and by water inside testing pump wetland, enclosing uses porous filtering layer, hangs down
To setting, artificial swamp is connected with strand natural wetland, Eco dike is also provided with Inlet and outlet water control valve, to control into
The water body of artificial swamp self-purification is discharged into ocean, plants reed, the peculiar plant of the fluffy seashore wetland of alkali in artificial swamp by water yield
Quilt forms natural wetlands ecosystems, is connected by pipeline with ocean, plays and maintains the natural wetland ecosystem and ocean
The Link role of the ecosystem is protected using artificial swamp region as the buffer zone of staggeredly Constructed Wetland Ecology System above
The peculiar structure of community of the natural wetland ecosystem is held, but still keeps the connectivity and integrality with marine ecosystems；
C) contamination accident occurs if it exists, and sewage is introduced Constructed Wetland For Purifying pool, and valve is closed on dykes and dams at this time, sewage warp
Sedimentation basin is flowed into after crossing purification and then is able to be discharged into sea by water purifying tank, to reach the effect for handling periphery sewage
Fruit, therefore whole system needs data monitoring and changes with automatic control system to control the water quality and quantity in ecological protection region,
It needs to install cleaning equipment, and surrounding body is directly introduced by purification pool by pipe duct, utilize the self purification of wetland itself
Nitrogen and phosphorus pollution substance is removed, a purification pool is added every 500 meters of sea wall length, removes 20% sewage impurity, and pass through
Data monitoring and automatic control system are monitored on-line；
D) if the generation of pollution-free event, the artificial swamp connection of the valve opening and periphery on pool is purified, at this time on dykes and dams
Valve opening plays ecology buffering so that Constructed Wetland Ecology System is restored, and connection natural wetland and ocean in this way
Effect；
E) in artificial swamp, salt-tolerant plant is introduced, planktonic organism, benthon, wetland piscine organism group provides good for it
Good growing space, forms complete ecotone Ecosystem Food net, and to restoring, the natural wetland ecosystem is significant；
F) small-sized weather station is set on dykes and dams, solar radiation, humidity, wind speed meteorologic parameter, the valve in artificial swamp are monitored
Door nearby installs current meter, installs multiparameter water quality analyzer in purification pool, with periodic detection DO, turbidity, and water temperature, TDS,
TP, TN, ORP routine water quality indicator install pertinent instruments in artificial swamp and monitor soil physico-chemical index, chlorophyll a, photosynthetic effect
Rate, carbon dioxide content ecological index utilize data monitoring and automatic control system real-time monitoring relevant environmental parameter；
Step A uses step nature shore protection mode, is on the basis of natural type shore protection using concrete or armored concrete
Material reinforces a kind of ecological revetment pattern of impact resistance, specifically uses vegetation type eco-concrete method: mainly by porous coagulation
Soil, water-keeping material, slightly soluble fertilizer and topsoil composition, topsoil are laid on cellular concrete surface, and it is empty to form vegetation germination
Between, while the nutrient at vegetation germination initial stage being provided, due to the fluctuation of tide, it is therefore desirable to plant the stronger seaweed sea of adhesive ability
Foreign type vegetation is provided with the mattess of pit-hole by the part of approximately level in dykes and dams, provides for shrimp crab marine benthos
Living space；
Artificial swamp region in step B introduces natural wetland species, cultivates half month, will link wetland and dykes and dams
Valve is opened flat gate using the steel under the conditions of can resisting High Voltage, opens up gate at one every 500m, and there are aperture 500mm
Water return pipeline；Wetland dispersed elevation will be higher by dykes and dams base slope, and wetland water is imported ocean, pumping plant by way of flow by gravity
It is arranged inside wetland, is introduced seawater inside wetland by elevator pump, to adjust wetland water；
Purification pool is divided into three conditioning tanks, respectively aerobic ponds, anaerobic pond and aerated pond by setting purification pool in step C,
With the sequence that anaerobism-aeration-is aerobic, the pollution to generate to wetland neighboring area carries out purified treatment, wherein anaerobic pond
It can pre-process, be placed in the head end of oxidation pond system, often to undertake higher BOD5Load；The full pool of aerobic ponds is all aerobic zone,
To make solar ray energy reach pool bottom, the depth of aerobic ponds is shallower, and projected depth is in 0.3~0.5m, and the BOD of high load capacity aerobic ponds5
Design cooling load is higher, thus the moisture residence time is short；Two small-sized aerators are installed, aerated pond 3~4m of the depth of water exposes in aerated pond
The gas pool is aerated using water surface impeller or air-blowing oxygen supply；Aerated pond organic loading and removal rate are higher, BOD5Removal rate averagely exists
The removal rate of 70% or more, TP and TN are also 80% or more；
Water purification is delivered to water purifying tank by passing through pipeline after purification pool by sewage, and water purification is stored to be used in dykes and dams
Surrounding landscape afforests the water demand of urban operating mechanism；
The switch of valve is controlled by data monitoring and automatic control system in step D, when artificial swamp water is higher,
Open levee gate connection artificial swamp；When wetland water is lower, closes levee gate and injected seawater by elevator pump
Wetland is with regulating pondage；When there is no contamination accident, purification pool also with artificial swamp connection, when tidal level is lower；People simultaneously
The water valve of work wetland enclosing links natural wetland by open channel, also functions to and carries out ecological water supplement and biological connection to natural wetland
Effect；
The distinctive biology of seashore wetland is introduced to artificial swamp region in step E, is included by dykes and dams periphery marine ecosystems
Biology carry out ecological connection with internal side of dyke or dam wetlands ecosystems biology and prevented with the integrality of the conservation of nature ecosystem
The generation of ecology barrier phenomenon；
Coherent detection instrument is installed in step F, to meteorological condition, hydrographic features, ecological behavior, water quality condition four in terms of carry out it is real
When monitor, and control relevant factor variation.
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| CN201610131614.2A CN105800866B (en) | 2016-03-09 | 2016-03-09 | A kind of seashore wetland ecological revetment technological system of manward and environmental demand |
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| CN105800866B true CN105800866B (en) | 2019-11-01 |
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| CN106396272A (en) * | 2016-11-04 | 2017-02-15 | 上海溪昌环境工程有限公司 | Algal, bacterial and fish symbiotic ecological purifying pond |
| CN107935187A (en) * | 2017-12-08 | 2018-04-20 | 南京工大开元环保科技（滁州）有限公司 | A kind of city river comprehensive regulation and ecological restoring method and its system |
| CN107973494B (en) * | 2017-12-29 | 2020-12-15 | 中国水利水电科学研究院 | Lake-entering river channel water quality purification and water resource recycling system |
| CN108595799A (en) * | 2018-04-12 | 2018-09-28 | 福建省水利水电勘测设计研究院 | A kind of large size is opened flat lock and drains off floodwaters the method for numerical simulation of moisture-proof traffic control |
| WO2019204970A1 (en) * | 2018-04-24 | 2019-10-31 | 中国海洋大学 | Novel coastal wetland erosion protection structure and construction method therefor |
| CN108718932A (en) * | 2018-05-08 | 2018-11-02 | 南京林业大学 | A kind of seashore wetland method for recovering vegetation |
| CN110386666B (en) * | 2019-07-16 | 2021-12-07 | 河海大学 | Surface flow wetland-composite pond system for sewage treatment |
| CN110565593B (en) * | 2019-09-06 | 2020-08-04 | 北京中铁生态环境设计院有限公司 | Ecological water purification dam |
| CN111401753B (en) * | 2020-03-18 | 2022-12-06 | 自然资源部第一海洋研究所 | Quantitative evaluation method for influence of sea source interference on coastal wetland ecosystem |
| CN113216073B (en) * | 2021-05-06 | 2022-06-28 | 生态环境部南京环境科学研究所 | Coastal wetland construction and reclamation method for ecological reclamation of enclosed sea |
| CN117509921B (en) * | 2024-01-05 | 2024-05-07 | 江苏龙腾工程设计股份有限公司 | Intelligent photovoltaic ecological wetland restoration system for coastal zone of river and lake |
| CN117764005B (en) * | 2024-02-22 | 2024-05-14 | 泸州职业技术学院 | Design method and system for micro-polluted river constructed wetland treatment system |
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