CN108773907A - Polluted river channel ecological remediation and treatment method based on river network in plain areas - Google Patents
Polluted river channel ecological remediation and treatment method based on river network in plain areas Download PDFInfo
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- CN108773907A CN108773907A CN201810972808.4A CN201810972808A CN108773907A CN 108773907 A CN108773907 A CN 108773907A CN 201810972808 A CN201810972808 A CN 201810972808A CN 108773907 A CN108773907 A CN 108773907A
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
Abstract
The invention discloses the polluted river channel ecological remediation and treatment methods based on river network in plain areas, closed circulating water system and Ecosystem restoration system are built as unit of river network in plain areas is by whole village, pipe, centralized processing are received into whole domestic pollution collection in village, all closing forms closed circulating water system in all rivers, multiple Ecosystem restoration systems are designed in closed circulating water system, each Ecosystem restoration system interaction, carry out Water Ecological Recovery and the depollution of environment, it is at low cost, efficient, it realizes ecological management and repairs double goal.
Description
Technical field
The invention belongs to technical field of environmental management, and in particular to the polluted river channel restoration of the ecosystem based on river network in plain areas
Administering method.
Background technology
For a long time, since plain river network topography is low, flood stands in the breach, and the job facilities for controlling river are predominantly anti-
Flood water drainage function is dominate, and performance of the Regional water conservancy project to other functions such as river network environment protections has been constrained.The nineties
Since, with the high speed development of social economy, the quickening of Development of China's Urbanization, the cry that water environment improves is higher and higher.Pass through length
The practice and management and running of phase draws clear scheduling using hydraulic engineering, improves the inland river River-Net Water Quality of Water Conservancy piece, oneself at
For with sewage treatment plant construction and sewage shut off outer row, river comprehensive improvement and the three big water pollution controls deposited and water environment
One of Improving Measurements, for mitigating the black smelly state in river, improve recent urban river water especially under current social and economic condition
Environmental quality has a very important significance.But it is to be scheduling to mainly appoint with the water quality in the main great river in a city to draw clear scheduling
Business, and how internal ecological environment is realized if adjusting effective measures not yet for the at village level network of waterways.
River channel is the important carrier of Resources and eco-environment in the rural area of plains region, is cleaning water source, agricultural production, agriculture
People's livelihood work and rural ecological and the important foundation of rural economy social development.With mountain channel and basin-wide extensive river phase
Than its structure feature of river channel, water stream characteristics, sediment characteristics and functional character etc. all exist larger in the rural area of plains region
Difference, vertical section do not have that the variation of apparent step, span is smaller, metamorphosis is larger, average longitudinal river slope is shallower and river canal
Change degree is higher；Flow rate of water flow and section flow are accordingly smaller, are unfavorable for migration and the dilution degradation of pollutant, and river easily becomes silted up
Product, sediment charge are higher, and river water system is unsmooth to be occurred often, and environmental capacity of water is relatively low；And it is responsible for a certain extent
Flood passage water drainage, water supply, shipping, the heavy responsibilities such as dirt, catchwork irrigation, fishery cultivating, tourist sight, amusement and recreation, ecology, culture of receiving,
It is ecology corridor and scenery important in the landscape of town and country, is that resident goes sight-seeing the important space having a rest.
For a long time, the mankind lay particular emphasis on a variety of demands for meeting human society to water when developing and utilizing river, and neglect
Depending on the demand of protection river itself ecosystem, and with the fast development of economic society, production, the life of the mankind are even more to add
The influence to rural area river channel ecology environment is weighed.The nature in plains region rural area river especially middle and small river, capillary river
Ecology is destroyed, and causes much to negatively affect, and outstanding behaviours is seriously polluted in water quality, water decaying is even dry, riverbed
Structure and stability declines, the ecological functions of riverfront band are degenerated, river habitat diversification and bio-diversity are remarkably decreased, flood
Hidden danger is serious etc..Rural area middle and small river, capillary river and broken end creek, pond, are both the freshwater resources and water of preciousness
Sharp integrated system engineering, large, medium and small waters respectively has function, has their own characteristics each, indispensable, middle and small river, capillary river process
Degeneration, seriously affected miniclimate, small ecology natural equilibrium.Moreover, China is the country of a scarcity of fresh water resources, i.e.,
Make to be in the Jiangsu Province for the title for having the south of the lower reaches of the Yangtze River, " water quality type water shortage " problem is still very prominent, high-quality water resource it is deficient
The scene of the weary serious restriction for having become Region Sustainable Development, original " foot bridge, flowing water, other " has not existed yet.
Invention content
To overcome the drawbacks described above of the prior art, the purpose of the present invention is to provide the pollution rivers based on river network in plain areas
Road ecological remediation and treatment method, River ecological restoration: techniques are embodied in water quality of river improvement, ecological revetment and ecoscape construction
Aspect, wherein water correction include peripheral doses, chemical remediation and bio-ecological restoration；Ecological revetment includes vegetation shore protection, wood
Stake shore protection and stone material shore protection；Ecoscape includes spit of fland step, near water pavement and water balcony.
To achieve the above object, the present invention adopts the following technical scheme that：
Polluted river channel ecological remediation and treatment method based on river network in plain areas, for the pollution river of river network in plain areas
Road, construction closed circulating water system and Ecosystem restoration system specifically include the following steps as unit of whole village：
(1) pipe, centralized processing are received into whole domestic pollution collection in village；
(2) by all rivers in area of village, all closing forms the closed circulating water system；
(3) bright ditch at village level river or wide canal is selected to be used as irrigation channel, by the closing of described irrigation channel one end, as
Water transport channel between the at village level river；
(4) flow of the water transferring canal is flowed to each river channel by the water pump power between at village level trunk river,
Then it is drawn water at village level trunk river by river channel gravity flow, forms water seal enclosed in river and move in circles flowing；
(5) multiple Ecosystem restoration systems are designed in the closed circulating water system；
(6) it interacts inside each Ecosystem restoration system and/or between the Ecosystem restoration system, carries out Ecology
Reparation and the depollution of environment, you can.
Further, the polluted river channel includes one kind in black-odor riverway, bad 5 class river or 3-5 class water bodys river.Into
One step, the Ecosystem restoration system includes：Eco-agricuhure system, ecological fishery system and ecological wetland system.
Further, the ecological fishery system includes one or more in fish, shrimp, spiral shell, shellfish.
Further, the ecological wetland system includes submerged plant, emergent aquactic plant and floatingleaved plant.
Compared with prior art, the beneficial effects of the present invention are：
1, the polluted river channel ecological remediation and treatment method based on river network in plain areas is at low cost, efficient in the present invention.
2, the present invention forms closed circulating water system as unit of village, on the one hand reduces the pollution at external water source, another
Aspect carries out effective restoration of the ecosystem to internal water body.
3, the present invention in closed circulating water system by designing multiple Ecosystem restoration systems, in conjunction with ecologic breeding, people
Work wetland or natural wetland carry out recycling to pollution, realize ecological management and repair double goal.
4, Ecosystem restoration system carries out Water Ecological Recovery and the depollution of environment in the present invention, and Major Nutrient is polluted recycling,
Substantially reduce systemic contamination pressure.
Description of the drawings
Fig. 1 is the schematic diagram of the enclosed water ecological recycle system in the whole village in regular distribution river in the present invention；
Fig. 2 is the schematic diagram of the enclosed water Ecosystem restoration system in the irregular distribution whole village in river in the present invention；
Fig. 3 is the schematic layout pattern of village's water system open cycle system in embodiment 1；
Fig. 4 is the schematic layout pattern of village's water system totally enclosed type circulatory system in embodiment 1；
Fig. 5 is the schematic layout pattern of village's water system totally enclosed type circulatory system in embodiment 2；
Fig. 6 is the flow schematic diagram of village's totally enclosed type circulatory system in embodiment 2；
Fig. 7 is the schematic diagram of village's Ecosystem restoration system in embodiment 2；
Fig. 8 is the schematic layout pattern of village's water system totally enclosed type circulatory system in embodiment 3.
Specific implementation mode
The technical solution that the invention will now be described in detail with reference to the accompanying drawings, but protection scope of the present invention is not limited to following implementations
Example.
Embodiment 1：The polluted river channel ecological remediation and treatment in the villages Shanghai Chongming Hua Piao
The villages Hua Piao are located at the Chongming County towns Chen Jia Midwest, and west neighbour center-town, to the east of Xi Jiagang, south depends on Chen Pang highways, north is extremely
Open up The Hong Village, morning twilight village.The aorta Chen Hai highways of Chongming through thing in the middle part of village, revive high-speed impenetrating by Shanghai Changjiang Tunnel and Bridge and Shanghai
In village east north and south, the entrance charge station of the Chongming island proper of Shanghai Changjiang Tunnel and Bridge is located in the village middle and south, the traffic of Chongming Island
It is western that hinge is located in village.After liberation because of the flower villages river-rafting Shu Chuan center, therefore the villages Hua Piao are named as, are made of the natural village villages Hua Piao,
2670 people of total population ploughs 1585.00 mu, 150.00 mu of grainfield, 700.00 mu of long-term field of vegetables, 85.00 mu of forest land, fish pond
90.00 mu, 20.00 mu of livestock and poultry farm, 500.00 mu of the crab pool, the north boundary rivers You Piaoyu, the south rivers You Yubei.
Referring to attached water system open cycle in village's shown in Fig. 3, pass through the several pumping plants for floating abundant boundary river and original inlet channel
Road makes each ditch that vanishes be flowed in terms of the rivers Yu Bei, forms a water system circulated.Wherein, correlation vanish in ditch have it is many wet
The waters such as ground, various aquacultures or Rice Cropping space are formed to nutritional utilization in these irrigation canals and ditches；Water body is sought by wetland
It supports and the shutting off of silt, aquatic ecological culturing and ecological agriculture space makes full use of nutrition in these water bodys, reduce water
Various nutriments in body and suspended material.
The ecotype combined referring to attached village's water system totally enclosed type cycle shown in Fig. 4 and organic agriculture.By by two rivers
It is closed at both ends, to form a closed village.By the several pumping plants for floating abundant boundary river and several trunk channels, to the rivers Yu Bei
Aspect flows, and then the river water in the rivers Yu Bei flows to the abundant boundary river of the drift on the north again due to pressure, create and surround every house instead
Stream landscape, be formed simultaneously one and circulate water system.If only collecting rainwater, and pipe is received in domestic pollution, agricultural is using life
Comprehensive ecological organic village construction may be implemented in state agricultural, and whole village's water system ecology is greatly improved.
Correlation vanishes near ditch, and especially part local-style dwelling houses makes room with lifting due to cutting the earth, and can create very big more spacious wetland,
These wetlands are conducive to reduce water nutrition substance, are retained to silt；Various aquacultures or Rice Cropping are adopted
With ecological agriculture mode, exempts from the uses such as chemical fertilizer and pesticide, while using circulating water cultivation pattern, not only reduce outer row pressure power, together
When these cultivating systems can also to irrigation canals and ditches nutrition pollute efficiently be utilized.The closed water body in the villages Hua Piao helps to raise whole village
Water level, be suitable for creating preferable water landscape.It is the landscape that create on the upper streams of flower drift for the villages Hua Piao, it is dirty for rural area
The rural areas such as dye is administered, quality of agricultural product (such as aquatic products, fruit product, rice product, victual) is promoted, which are revitalized, provides important way
Diameter.
Embodiment 2：The polluted river channel ecological remediation and treatment in the villages Shanghai Chongming Yu Feng
The villages Yu Feng are located at south to old abundant boundary river, and the villages Bei Zhihongtian boundary river, west to Xi Jiagang, to the east of the row that rises, traffic is very
Convenient, complete 5029 mu of village's partition area can be divided into 28 villager group by 3381 mu of area of row.The villages Yu Feng are located at Chongming County
The towns the Chen Jia southeast, with more than 300 years history, original Yu Feng in 2002 merges with the villages Yu Nan became the villages Xin Yufeng.By nature
The villages abundant Fenghe Yu Nanliang of village merge composition.3390 people of total population, 1401 family of total amount are ploughed 3381.00 mu, grainfield 2300.00
Mu, 800.00 mu of long-term field of vegetables, 70.00 mu of forest land, 20.00 mu of fish pond, 0.00 mu of livestock and poultry farm, 50 mu of the crab pool, rice crab symbiosis 100
Mu.Specific polluted river channel ecological remediation and treatment method is as follows：
(1) three river mouths in full village are formed into natural closing using original situation and controls lock, or be directly transformed into more
For spacious control lock, not only ensure to control flood, but also ensures the needs of waste water ecological control and ecological agriculture development.
(2) original old pumping plant or discarded improvement of pumping station are restored, pumping plant northwards direction river course clear up obstacle replaces pipe culvert
To ensure the logical spacious of water, it is a systemic circulation that water pump, which promotes the cycle in trunk river,.
(3) emergent aquactic plant, floatingleaved plant, submerged plant are planted in channel, water is endured in water feeding of water pump irrigation canals and ditches leading portion plantation part
Plant, area account for river surface one third, and floatingleaved plant is planted at later half end；Based on kind of planting submerged plant, emphasis is repaiied in each river
Multiple trunk river kind planting submerged plant, is equipped with emergent aquactic plant such as water lily of part landscape etc..
(4) some predacious fishes such as spiral shell, shellfish are put in water body in a suitable place to breed and carries out bio operon, controls small-sized trash fish.
(5) eco-agricultural region uses recirculated water Eco-breeding pattern in Ecosystem restoration system, such as cray ecologic breeding, river
The pattern of the not exhaust emission such as crab ecological breeding；These cultivating system not only not blowdowns can more utilize river nutrition,
Realize the interaction between partial circulating and systemic circulation.
(6) field between irrigation canals and ditches is directly cut the earth, and is reduced Soil surface water position, is built into wetlands ecosystems, entire for increasing
The ecosystem capacity of the circulatory system and the utilization that water nutrition is polluted.
(7) the narrow ditch on related village periphery mutually interconnects, and increases coverage of water, gets through water body dead angle, realize water comprehensively
Body function is promoted, and beautiful rural looks is created, shown in attached drawing 5,6 and 7.
Embodiment 3：The polluted river channel ecological remediation and treatment in irregular river village
By taking village Xu's homestead village of one, the Senior Residents in Fengxian District of Shanghai towns Hong Miao Plain property as an example, the characteristics of this village is river
Irregular status is presented, by the river integrally closed in this village, forms a closed ecosystem.Then, according to village and
Field position, is divided into the field of the 4 bulk ecological agricultures, and each field builds 4 small follow using a water inlet, a water-out manners
Loop system.The cultivation of each lesser circulation or plantation object are different, including aquaculture system, Rice Cropping system, the woods
Deng；Part plantation aquatic vegetable or wetland.The drainage of each eco-species cultivating system forms a big life to village river
State system, carries out always and the nutrition of each partial circulating exchanges, by each breeding cell formation at a complex ecosystem, from
And formed and efficiently use nutritional resource pattern, while using rainwater as main water source, avoiding being influenced by outside contamination water source,
Ecological organic Eco village construction is realized, shown in attached drawing 8.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. the polluted river channel ecological remediation and treatment method based on river network in plain areas, which is characterized in that be directed to river network in plain areas
Polluted river channel, closed circulating water system and Ecosystem restoration system are built as unit of whole village, include the following steps：
(1) pipe, centralized processing are received into whole domestic pollution collection in village；
(2) by all rivers in area of village, all closing forms the closed circulating water system；
(3) bright ditch at village level river or wide canal is selected to be used as irrigation channel, by the closing of described irrigation channel one end, as described
Water transport channel between at village level river；
(4) flow of the water transferring canal is flowed to each river channel by the water pump power between at village level trunk river, then
It is drawn water at village level trunk river by river channel gravity flow, forms water seal enclosed in river and move in circles flowing；
(5) multiple Ecosystem restoration systems are designed in the closed circulating water system；
(6) it interacts inside each Ecosystem restoration system and/or between the Ecosystem restoration system, carries out Water Ecological Recovery
And the depollution of environment, you can.
2. the polluted river channel ecological remediation and treatment method based on river network in plain areas as described in claim 1, which is characterized in that
The Ecosystem restoration system includes：Eco-agricuhure system, ecological fishery system and ecological wetland system.
3. the polluted river channel ecological remediation and treatment method based on river network in plain areas, feature exist as claimed in claim 1 or 2
In the ecological fishery system includes one or more in fish, shrimp, spiral shell, shellfish.
4. the polluted river channel ecological remediation and treatment method based on river network in plain areas, feature exist as claimed in claim 1 or 2
In the ecological wetland system includes submerged plant, emergent aquactic plant and floatingleaved plant.
5. the polluted river channel ecological remediation and treatment method based on river network in plain areas as described in claim 1, which is characterized in that
The polluted river channel includes one kind in black-odor riverway, bad 5 class river or 3-5 class water bodys river.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810972808.4A CN108773907A (en) | 2018-08-24 | 2018-08-24 | Polluted river channel ecological remediation and treatment method based on river network in plain areas |
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| CN201810972808.4A CN108773907A (en) | 2018-08-24 | 2018-08-24 | Polluted river channel ecological remediation and treatment method based on river network in plain areas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115184570A (en) * | 2022-07-06 | 2022-10-14 | 南京景古梧桐语生态科技有限公司 | Polluted river ecological restoration and treatment method based on plain river network area |
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| JP2012240040A (en) * | 2011-05-14 | 2012-12-10 | Mutsuo Sato | Floating water purification apparatus |
| CN104556592A (en) * | 2015-02-01 | 2015-04-29 | 武汉中科水生环境工程股份有限公司 | Overall ecological remediation system of eutrophic plain river network |
| CN105645669A (en) * | 2014-12-18 | 2016-06-08 | 镇江市规划设计研究院 | River water circulation and water purification combined system and purification method thereof |
| CN106284197A (en) * | 2016-09-10 | 2017-01-04 | 安徽蓝鼎环保能源科技有限公司 | A kind of intersection water system construction method of Ecological Disposal pollution of area source |
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2018
- 2018-08-24 CN CN201810972808.4A patent/CN108773907A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012240040A (en) * | 2011-05-14 | 2012-12-10 | Mutsuo Sato | Floating water purification apparatus |
| CN102493388A (en) * | 2011-12-30 | 2012-06-13 | 管卫兵 | Crossed water system construction method for ecologically treating non-point source pollution |
| CN105645669A (en) * | 2014-12-18 | 2016-06-08 | 镇江市规划设计研究院 | River water circulation and water purification combined system and purification method thereof |
| CN104556592A (en) * | 2015-02-01 | 2015-04-29 | 武汉中科水生环境工程股份有限公司 | Overall ecological remediation system of eutrophic plain river network |
| CN106284197A (en) * | 2016-09-10 | 2017-01-04 | 安徽蓝鼎环保能源科技有限公司 | A kind of intersection water system construction method of Ecological Disposal pollution of area source |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115184570A (en) * | 2022-07-06 | 2022-10-14 | 南京景古梧桐语生态科技有限公司 | Polluted river ecological restoration and treatment method based on plain river network area |
| CN115184570B (en) * | 2022-07-06 | 2023-07-18 | 南京景古梧桐语生态科技有限公司 | Polluted river ecological restoration and treatment method based on plain river network area |
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Application publication date: 20181109 |