CN108915062A - Sponge Municipal rainwater treatment circuit design method - Google Patents

Sponge Municipal rainwater treatment circuit design method Download PDF

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Publication number
CN108915062A
CN108915062A CN201810806843.9A CN201810806843A CN108915062A CN 108915062 A CN108915062 A CN 108915062A CN 201810806843 A CN201810806843 A CN 201810806843A CN 108915062 A CN108915062 A CN 108915062A
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China
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rainwater
rain
storage well
municipal
rainfall
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CN201810806843.9A
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Chinese (zh)
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CN108915062B (en
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韩少鹏
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韩少鹏
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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F1/00Methods, systems, or installations for draining-off sewage or storm water
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/02Arrangement of sewer pipe-lines or pipe-line systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F2201/00Details, devices or methods not otherwise provided for
    • E03F2201/10Dividing the first rain flush out of the stormwater flow

Abstract

A kind of sponge Municipal rainwater treatment circuit design method uses different rain-water drainage processing systems by different zones in city, reduces the pollution of initial rainwater, the threat for avoiding initial rainwater from constituting urban ecological environment.Meanwhile setting is optimized for initial rainwater storage pool according to many years rain fall, to make municipal administration department realize automatic processing for Municipal Drainage Engineering control aspect, to improve the efficiency of management.

Description

Sponge Municipal rainwater treatment circuit design method
Technical field
The present invention relates to the technical fields of municipal drainage processing, more particularly, to a kind of sponge Municipal rainwater treatment pipe Road design method.
Background technique
With the continuous quickening of the Chinese society rate of economic development, to sacrifice ecological environment as cost Development of Urban economy institute Bring serious consequence slowly shows, and it includes that flood, rainfall runoff are dirty that numerous domestic province and area, which all suffer from, A series of problems including dye etc. has seriously affected the normal life of city dweller, while to the permanent steady of Chinese society economy Fixed development also produces inhibition.
" sponge city " is a kind of completely new urban development theory currently proposed in the world." sponge city " as its name suggests Be exactly to liken sponge at urban construction, it is desirable in face of the precipitations weather such as heavy rain, city can incarnation be one Bulk has " sponge " of extremely strong water absorbing capacity, a large amount of rainwater resource is sufficiently collected and utilize, thereafter through with a series of The scientific and technological means of modernization realize purification and " secondary treatment " to rainwater resource, mention for urban afforestation, road-cleaning etc. For necessity water.Therefore under " sponge city " theory, Municipal Drainage Engineering needs to drain from previous Quick drainage, nearby It is changed into and integrates infiltration function, water storage function, purification function, the comprehensive draining engineering with water function and drain function etc., So that city can show rapidly " sponge " function of itself, and then effectively prevent under the weather conditions such as heavy rainfall There is the problems such as waterlogging and rainwater runoff pollution in city.
In the Municipal Drainage Engineering in " sponge city ", initial rainwater pollution is a major issue to be treated.Work as drop When rain generates, the accumulation of pollutants of earth's surface is impacted in rainfall, and the influence meeting of various sediments and organic waste is so that initial rainwater In contain a large amount of pollutants, its pollution level is even more than municipal sewage, constitutes a serious threat to urban ecological environment.With The extension of rainfall duration, pollutant concentration gradually decrease, and finally maintain a low concentration range.Sponge the idea of the city is answered With the drainage system for capableing of Optimizing City, initial rainwater and subsequent rainwater is made to carry out shunting processing.
For the different zones in city, the pollution level being subject to is different, and there is the higher areas of pollution level The regions such as domain, such as road, bridge, factory, parking lot, soot, industrial park, traffic activity and consumption by vehicle Damage, vehicle exhaust, solid waste, trade effluent, pollution particulate matter etc. influence, and in rainfall, there are biggish dirts for initial rainwater Dye;There is also regions such as pollution level lower regions, such as park, greenery patches, square, suffered by pollution level it is smaller, The less pollution of initial rainwater when rainfall.It is usually to shunt it storage well in the prior art for the processing of initial rainwater Afterwards, sewage treatment plant is transported to by individual sewage treatment pipeline to be handled, however this method needs to be arranged two circuits, It is high to build difficulty, while the initial rainwater of pollution level lower region being transported in sewage treatment plant and also will increase sewage treatment The processing load of factory.To solve the above-mentioned problems, improved municipal rain processing system is proposed in the prior art, only in dirt Sewage treatment pipeline is arranged in the higher region of dye degree, and the initial rainwater in the region is transported to sewage by sewage treatment pipeline Treatment plant, and region lower for pollution level is not provided with sewage treatment pipeline, by the region institute, rain all passes through municipal administration Discharge pipe line is discharged into after river or storage for Greenland Irrigation, to reduce pipeline construction difficulty and sewage treatment plant Burden.However, higher situation may also occur in the first rain pollution in the lower region of pollution level, such as the period distances that rain When the long period, accumulation of pollutants concentration is increased in region, and the first rain pollution level in the lower region of pollution level is caused to increase, And such just rain is discharged into river or is used to irrigate, it can be for constituting a threat to urban ecological environment.
To solve the above-mentioned problems, a kind of sponge Municipal rain processing system is proposed, it is lower in pollution level Just rain storage well stores initial rainwater into second just rain storage well when its first rain pollution increases for region setting second, When water level in second first rain storage well reaches threshold value, sewage treatment plant's processing is transported to after being extracted.However, the technology In scheme, the time that water level reaches threshold value is uncertain, and municipal administration department is difficult to determine when processing second just in rain storage well The first rain of storage, leads to difficult management.
Summary of the invention
The present invention further provides a kind of sponge Municipal rainwater treatment circuit design methods, can make municipal pipeline Department is uniformly processed with first rain of certain period for the second first rain storage well in second area, to improve management Efficiency.
As one aspect of the present invention, a kind of sponge Municipal rainwater treatment circuit design method is provided, including such as Lower step:(1)The first rainwater collection collector is set in the biggish region of pollution level, for collecting the rainwater in the region;(2)Institute The first rain storage well of setting first below the first rainwater collection collector is stated, for storing the initial rainwater in the region;(3)At sewage Pipe connection described first just rain storage well and sewage treatment plant are managed, the initial rainwater in first just rain storage well is transported to dirt Water treatment plant is handled;(4)The first rainwater collection collector is connected by the first municipal rain pipe, after initial rainwater Rainwater passes through municipal rainwater pipeline discharge;(5)The second rainwater collection collector is set in the region of less pollution, for collecting the region Rainwater;(6)The second first rain storage well being connect by the first solenoid valve with the second rainwater collection collector is set;(7)? The two just interior settings of rain storage well are for measuring the floodometer of the described second first rain storage well;(8)Setting passes through the second electromagnetism The second municipal rain pipe that valve is connect with the second rainwater collection collector;(9)Rainfall timer is set, for calculating current rainfall The interval of time and last time rain time;(10)Controller is set, when in rainfall according to the determining rainfall of rainfall timer Between be spaced, when determining current rainfall described in the first solenoid valve and the switch of second solenoid valve;(11)It is deposited in the described second first rain Suction pump is set in Chu Jing, the rainwater in described second just rain storage well can be pumped to the storage of the transport rainwater on ground and held Received rainwater can be transported to sewage treatment plant and be handled by device, the transport rainwater storage container;Its feature exists In:The step(6)In, according to many years mean precipitation situation in the region, determine the capacity of the described second first rain storage well And watermark threshold;The step(11)In, according to the described second first capacity intervals specific period of rain storage well or the When two just rain storage Well Water Levels reach its watermark threshold, sends transport rainwater storage container to reach the second area, pass through pumping Water pump extracts the rainwater in the second first rain storage well, is transported to sewage treatment plant and is handled.
Preferably, the areas such as the biggish region of the pollution level, including road, bridge, factory, parking lot, industrial park Domain;The regions such as the pollution level lesser region, including park, greenery patches, square.
Preferably, the step(6)In, using half a year as the period, when rainfall interval is greater than in half a year in statistics last decade Between threshold value number, select wherein maximum five times of number, calculate its mean value N, then determine the appearance of the second first rain storage well Measure V=N × V1× ε, wherein V1For the flow of rain at the beginning of second area, ε is redundancy coefficient, be can be set between 1.15 ~ 1.3.
Preferably, the step(11)In, the specific period is half a year, and the watermark threshold is that the described second first rain is deposited The receiving rainwater of Chu Jing reaches corresponding water level depth when 0.95V.
Preferably, the controller opens first electromagnetism at rainfall initial stage when rain time interval is greater than threshold value Valve closes the second solenoid valve, by the initial rainwater of the described second just rain storage well collection second area, is then shut off institute The first solenoid valve is stated, the second solenoid valve is opened, the rainwater after initial rainwater is passed through into municipal rainwater pipeline discharge;It is dropping When rain time interval is less than threshold value, first solenoid valve is closed, the second solenoid valve is opened, the institute of current rainfall is rainy Water passes through municipal rainwater pipeline discharge.
Preferably, the threshold value of the time interval is determined according to the pollution level of the second area.
Preferably, the threshold value of the time interval is set as 30 days, 40 days or 50 days.
Preferably, rainwater is discharged to river or is used to irrigate greenbelt after collecting by the municipal rainwater pipeline.
Preferably, the transport rainwater storage container is the vehicle for being provided with water storage container.
It preferably, further include communication module, the controller passes through when the water level of the second first rain storage well reaches threshold value Communication module passes the signal to municipal administration department, and signal sends transport rainwater storage to be held based on the received for municipal administration department Rainwater in described second just rain storage well is transported to sewage treatment plant and handled by device to the second area.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sponge Municipal rain processing system of the embodiment of the present invention.
The step of Fig. 2 is the sponge Municipal rainwater treatment circuit design method of the embodiment of the present invention.
Specific embodiment
In order to illustrate more clearly of technical solution of the present invention, embodiment will be used simply to be situated between the present invention below Continue, it should be apparent that, be described below in be only one embodiment of the present of invention, for those of ordinary skill in the art come It says, without any creative labor, other technical solutions can also be obtained according to these embodiments, also belonged to Disclosure of the invention range.
The municipal rain processing system for sponge city of the embodiment of the present invention, referring to Fig. 1, including the first rainwater-collecting Pipe, the first first rain storage well, sewage treating tube, the first municipal rain pipe, the second rainwater collection collector, the second first rain storage well, the One solenoid valve, the second municipal rain pipe, second solenoid valve, rainfall timer, controller, floodometer, suction pump and fortune Defeated rainwater storage container.
The sponge Municipal rainwater treatment circuit design method of the embodiment of the present invention, referring to fig. 2,(1)In pollution level The first rainwater collection collector is arranged in biggish region, for collecting the rainwater in the region;(2)Below the first rainwater collection collector The first rain storage well of setting first, for storing the initial rainwater in the region;(3)The described first first rain is connected by sewage treating tube Initial rainwater in first just rain storage well is transported to sewage treatment plant and handled by storage well and sewage treatment plant;(4) The first rainwater collection collector is connected by the first municipal rain pipe, the rainwater after initial rainwater is passed through into municipal rainwater pipeline Discharge;(5)The second rainwater collection collector is set in the region of less pollution, for collecting the rainwater in the region;(6)Setting passes through the The second first rain storage well that one solenoid valve is connect with the second rainwater collection collector;(7)It is arranged in second just rain storage well and uses In the floodometer for measuring the described second first rain storage well;(8)Setting passes through second solenoid valve and second rainwater-collecting The municipal rain pipe of the second of pipe connection;(9)Rainfall timer is set, for calculating current rain time and last time rain time Interval;(10)Controller is set, the rain time interval determined in rainfall according to rainfall timer, when determining current rainfall The switch of first solenoid valve and second solenoid valve;(11)Suction pump is set in described second just rain storage well, it can Rainwater in described second just rain storage well is pumped into the transport rainwater storage container on ground, the transport rainwater storage is held Received rainwater can be transported to sewage treatment plant and be handled by device.
Step(1)It is middle that first rainwater collection collector is set to first area, for collecting the rainwater of first area.Firstth area Domain includes the regions such as pollution level higher region, including road, bridge, factory, parking lot, soot, industrial park, these Region is influenced by the traffic activity of vehicle and consume, vehicle exhaust, solid waste, trade effluent, pollution particulate matter etc., There are biggish pollutions for initial rainwater when rainfall, even if rainfall interval is shorter twice, the pollutant concentration for including in initial rainwater Also larger, it needs initial rainwater being collected into sewage treatment plant and handles.
Step(2)In, the first just rain storage well is set below the first rainwater collection collector, for storing the first rainwater-collecting The initial rainwater for the first area that pipe is collected.It can be arranged between the first rainwater collection collector and the first first rain storage well and float Valve, after first, just rain storage well reaches just rain collecting amount, float trap closes the first rainwater collection collector and the first just rain storage Pipeline between well makes the rainwater after initial rainwater no longer pass through the first first rain storage well.Step(3)In first just rain storage Well connects sewage treatment plant by sewage treating tube, the initial rainwater in first just rain storage well can be transported to sewage treatment Factory is handled.
Step(4)First municipal rain pipe of the first rainwater collection collector of middle setting connection, for by the initial stage of first area Rainwater after rainwater passes through municipal rainwater pipeline discharge, and the first rainwater collection collector and the first municipal administration can be controlled by valve The connection and closing of rain pipe.The rainwater for the non-just rain not polluted can be discharged to river or collection by municipal rainwater pipeline Afterwards for irrigating greenbelt.
Step(5)In second area be arranged the second rainwater collection collector, for collecting the rainwater of second area.Second area Including regions such as pollution level lower regions, including park, greenery patches, square, the dirt suffered when shorter of pollution deposit time Dye degree is smaller, the less pollution of initial rainwater in rainfall;In the rainfall interval long period twice, the pollution deposit time compared with Long, just the pollution level of rain rainwater aggravates at this time.
Step(6)In, the second first rain storage well that setting is connected by the first solenoid valve with the second rainwater collection collector, Its rainwater that second area can be collected according to the rainwater pollution situation of second area.Second first rain storage well is not provided with municipal dirt Water process pipeline.Wherein, according to many years mean precipitation situation in the region, determine described second just rain storage well capacity with And watermark threshold.Specifically, counting time of the rainfall interval greater than time threshold in half a year in last decade using half a year as the period Number selects wherein maximum five times of number, calculates its mean value N, then determines capacity V=N × V of the second first rain storage well1× ε, wherein V1For the flow of rain at the beginning of second area, ε is redundancy coefficient, be can be set between 1.15 ~ 1.3;Its watermark threshold The receiving rainwater for being set as the second first rain storage well reaches corresponding water level depth when 0.95V.
Step(7)In, floodometer is set in the second first rain storage well, and floodometer is deposited for measuring the second first rain The water level of Chu Jing, avoiding second, just rainwater is more than to overflow after its water level in rain storage well.Step(8)In, setting passes through the second electricity The second municipal rain pipe that magnet valve is connect with the second rainwater collection collector can will pass through municipal rain pipe by its rainwater Road discharge.Step(9)In, rainfall timer being set, current rain time being recorded in rainfall, when for calculating current rainfall Between interval with last time rain time.Rainfall timer may include independent for detecting the sensor of rainfall, can also not Sensor is set, by the Data Communication in Computer Networks with meteorological department, determines current and last time rainfall time interval.
Step(10)Middle setting controller determines current rainfall according to the rain time interval that rainfall timer determines Initial rainwater whether need to store, so that it is determined that the switch of first solenoid valve and second solenoid valve.Specifically, control Device indicates that the pollution level of the initial rainwater of current rainfall is higher, at rainfall initial stage when rain time interval is greater than threshold value The first solenoid valve is opened, second solenoid valve is closed, passes through the initial rainwater of the second just rain storage well collection second area;In the early stage After rainwater-collecting, the first solenoid valve is closed, opens second solenoid valve, the rainwater after initial rainwater is passed through into municipal rainwater Pipeline discharge;Controller when rain time interval is less than threshold value, indicate the pollution level of the initial rainwater of current rainfall compared with It is low, the first solenoid valve is closed, second solenoid valve is opened, institute's rain of current rainfall is passed through into municipal rainwater pipeline discharge.Its In, the threshold value at rain time interval can be determined according to the pollution level of the second area, such as can be by time interval Threshold value is set as 30 days, 40 days or 50 days.
Due in step(6)The middle capacity that the second first rain storage well is provided with according to many years rain fall, therefore according to step Suddenly(6)In the setting period, in step(11)In with the interval specific period send transport rainwater storage container to second just rain Rainwater in second just rain storage well will be transported to sewage treatment plant by suction pump and handled by storage well.Rainwater storage Container can be the vehicle for being provided with water storage container.Suction pump can be set in second just rain storage well, also can be set In rainwater storage container, it is placed into when needing to draw water in the second first rain storage well.In order to avoid more than many years rainfall feelings The frequent rainfall of condition causes when not reaching the specific period, the initial rainwater of the second first rain storage well storing excess, the When water level in two first rain storage wells reaches its watermark threshold, controller communicates information to municipal administration portion by communication module Door, municipal administration department are in time handled the rainwater in second just rain storage well according to information.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment, All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.For the ordinary skill people of the art For member, several improvements and modifications without departing from the principles of the present invention should be regarded as falling into protection scope of the present invention.

Claims (6)

1. a kind of sponge Municipal rainwater treatment circuit design method, includes the following steps:(1)In the biggish area of pollution level The first rainwater collection collector is arranged in domain, for collecting the rainwater in the region;(2)It is arranged first below the first rainwater collection collector First rain storage well, for storing the initial rainwater in the region;(3)By sewage treating tube connect described first just rain storage well with And sewage treatment plant, the initial rainwater in first just rain storage well is transported to sewage treatment plant and is handled;(4)Pass through first Municipal rain pipe connects the first rainwater collection collector, and the rainwater after initial rainwater is passed through municipal rainwater pipeline discharge;(5) The second rainwater collection collector is set in the region of less pollution, for collecting the rainwater in the region;(6)Setting passes through the first solenoid valve The first rain storage well of second connect with the second rainwater collection collector;(7)It is arranged in second just rain storage well for measuring State the floodometer of the second first rain storage well;(8)It is arranged and passes through what second solenoid valve was connect with the second rainwater collection collector Second municipal rain pipe;(9)Rainfall timer is set, for calculating the interval of current rain time Yu last time rain time; (10)Controller is set, the rain time interval determined in rainfall according to rainfall timer, when determining current rainfall described in The switch of first solenoid valve and second solenoid valve;(11)Suction pump is set in described second just rain storage well, it can be by institute Rainwater at the beginning of stating second in rain storage well pumps to the transport rainwater storage container on ground, the transport rainwater storage container energy Enough by received rainwater, it is transported to sewage treatment plant and is handled;It is characterized in that:The step(6)In, according to the area Many years mean precipitation situation in domain determines the capacity and watermark threshold of the described second first rain storage well;The step(11) In, reach its water level according to the capacity intervals specific period of the described second first rain storage well or in the second just rain storage Well Water Level When threshold value, transport rainwater storage container is sent to reach the second area, is extracted in the second first rain storage well by suction pump Rainwater is transported to sewage treatment plant and is handled.
2. municipal administration rain processing system according to claim 1, it is characterised in that:The biggish region of pollution level, Including regions such as road, bridge, factory, parking lot, industrial parks;The lesser region of pollution level, including it is park, green The regions such as ground, square.
3. municipal administration rain processing system according to claim 2, it is characterised in that:The step(6)In, it is week with half a year Phase counts the number that rainfall interval in last decade is greater than time threshold, selects wherein maximum five times of number, calculate its mean value Then N determines capacity V=N × V of the second first rain storage well1× ε, wherein V1For the flow of rain at the beginning of second area, ε is redundancy Coefficient can be set between 1.15 ~ 1.3.
4. municipal administration rain processing system according to claim 3, it is characterised in that:The step(11)In, it is described specific Period is half a year, and the watermark threshold is that the receiving rainwater of the described second first rain storage well reaches corresponding water level depth when 0.95V Degree.
5. municipal administration rain processing system according to claim 4, it is characterised in that:The municipal administration rainwater pipeline arranges rainwater For irrigating greenbelt after arriving river out or collecting.
6. municipal administration rain processing system according to claim 5, it is characterised in that:The transport rainwater storage container is to set It is equipped with the vehicle of water storage container.
CN201810806843.9A 2018-07-21 2018-07-21 Sponge city municipal rainwater treatment pipeline design method Active CN108915062B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111441446A (en) * 2020-03-27 2020-07-24 武汉圣禹排水系统有限公司 Drainage method, electronic equipment and controller used for drainage method

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CN106368287A (en) * 2016-10-21 2017-02-01 中国化学工程第六建设有限公司 Municipal rod water draining system
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CN102619272A (en) * 2012-03-31 2012-08-01 重庆大学 Comprehensive control method for town water pollution in three gorges reservoir area
KR20140109602A (en) * 2013-03-06 2014-09-16 주식회사 예건 Rainwater storing system with primary rainwater treatment abillity
CN105649174A (en) * 2015-12-31 2016-06-08 武汉美华禹水环境有限公司 Rainwater discarding control system and method
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