CN103343570A - Flow combined system regulating storage tank real-time control system and control method thereof - Google Patents
Flow combined system regulating storage tank real-time control system and control method thereof Download PDFInfo
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- CN103343570A CN103343570A CN2013103090397A CN201310309039A CN103343570A CN 103343570 A CN103343570 A CN 103343570A CN 2013103090397 A CN2013103090397 A CN 2013103090397A CN 201310309039 A CN201310309039 A CN 201310309039A CN 103343570 A CN103343570 A CN 103343570A
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Abstract
The invention discloses a flow combined system regulating storage tank real-time control system and method. The method comprises the following steps that a control platform obtains water flow turbidity information and flow information of a flow combined system sewage conduit and water flow turbidity information and liquid level information of a regulating storage tank in real time and carries out judging processing on the information; the control platform carries out coordination control on each electric valve and a water pump according to judging results, water inlet positions, water outlet positions and overflow positions of the regulating storage tank are flexibly controlled, and direct overflowing pollution on receiving water from severely-polluted sewage is avoided. Priority processing on sewage with high load in a flow combined system drainage system is effectively achieved through flow and turbidity control and regulating storage, and meanwhile cutting storage or processing or using or discharging is carried out on lightly-polluted water in a flow combined system pipeline, and flow combined system overflowing pollution is effectively lowered.
Description
Technical field
The present invention particularly relates to combined system storage pond real-time control system and a control method thereof based on flow and turbidity control about a kind of combined system storage pond real-time control system and control method thereof.
Background technology
Along with the continuous quickening of urbanization process and the influence of mankind's activity, the waterproof area in city significantly increases, make natural hydrology cyclic process be subjected to material impact, surface flow and peak flow obviously increase, the peak value time of origin waits in advance, these are damaged city hydrology circulation, the risk that the city flood takes place increases, combined system overflow event emerge in multitude, particularly in China, heavy rain causes drainage pipeline networks overflow event constantly to take place in recent years, and the combined system pollution load of overflow has brought serious pollution to water body, has had a strong impact on resident living and has brought enormous economic loss.
A large amount of pollutant in the combined system overflow sewage if the unprocessed receiving water body that directly is discharged into not only directly influences receiving water body water quality, also may make water body generation eutrophication and destroy aquatic ecosystem.Though China's newly-built city drainage system adopts the dirty segregation system of rain, many old towns still are the dirty combined systems of rain.Because the restriction of a lot of conditions, it is impossible substantially that some regional combined systems change segregation system, and in this case, how controlling the combined system pollution load of overflow becomes one of key subjects of the water environment comprehensive improvement that the many cities of China face.
Combined drainage system rainfall runoff degree of contamination is serious than segregation system, and ducted deposit can be that combined sewage pollutes main source by corroding or washing away and move between flush period.The pipeline deposit is mainly derived from daily sewage, because daily effluent flow rate is lower, the sedimentation of suspension in the sewage is in duct bottom, and the microorganism of raised growth also is the sedimental source of pipeline in the pipeline simultaneously.Existing researcher adopts diverse ways that combined system drainage system pipe sediment pollution contribution rate is estimated, Gromaim etc. show the monitoring result of 3l field rainfall in Paris, pipeline deposit SS(dust, suspension), the COD(COD, ChemicalOxygenDemand), BOD(biochemical oxygen demand (BOD) or bod, Biochemical Oxygen Demand) contribution rate be respectively 40%-80%, 25%-70% and 30%-80%.Have paper to point out in June, 2009 city, Beijing storm sewer runoff to be measured in addition, SS concentration is up to 2200mg/L as a result.Owing to calculate different with monitoring method, and the area of different study areas, underlying surface type, pipeline situation difference are bigger, the result that different researchs draw is difference to some extent, but can be clear and definite be that the pipeline deposit is an important pollution sources in the combined drainage system rainfall runoff pollutes.A large amount of SS in the deposit, let us may be come the sewage processing of regulating and storing by SS in the monitoring sewage, yet, nonetheless, problems such as efficient is low, the storage pond capacity utilization is low that existing combined system pipeline exists pollution load of overflow, storage pond to dam, therefore, the combined system overflow storage pond real-time control method based on flow and turbidity control arises at the historic moment.
Summary of the invention
For overcoming the deficiency that above-mentioned prior art exists, the present invention's main purpose is to provide a kind of combined system storage pond real-time control system and control method thereof, by the control of flow and turbidity with regulate and store and realize sewage priority treatment to the higher part of load in the combined drainage system effectively, simultaneously the lighter water of pollution in the tubulation road, interflow is cut and hold, handle, utilize or discharge, effectively reduced the combined system pollution load of overflow, simultaneously can exchange the retaining utilization, the conserve water resource is alleviated urban water use anxiety etc. to a certain extent.
For reaching above-mentioned and other purpose, the present invention proposes a kind of combined system storage pond real-time control system, comprises combined system sewage conduct, storage pond and Wastewater Treatment Plant, it is characterized in that this system also comprises:
First online turbidimetry device and the flow measurement device, be arranged at this combined system sewage conduct apart from this storage pond water inlet entrance distance L place, be used for this combined system sewage conduct current turbidity and flow information of monitoring in real time, and send the information of monitoring to the control platform;
Storage pond water inlet pipe and storage pond outlet pipe for this combined system sewage conduct leads to pipeline section of this storage pond, have before the storage pond pond bleed off pipe behind the bleed off pipe and storage pond pond at this storage pond water inlet pipe and storage pond outlet pipe;
Second online turbidimetry device and the liquid level emasuring device is arranged in this storage pond, is used for this storage pond current turbidity of monitoring and liquid level information in real time, and sends it to control platform;
The control platform, by the current turbidity, flow and the liquid level information that obtain are carried out judgment processing, when there is disposal ability in this Wastewater Treatment Plant, control is preferentially delivered to this Wastewater Treatment Plant with the sewage of heavy contamination in this combined system sewage conduct and is handled, and when this Wastewater Treatment Plant non-processor ability, the position of this storage pond water inlet of control and water outlet and overflow avoids the direct overflow of sewage of heavy contamination that receiving water body is brought pollution flexibly.
Further, this combined system sewage conduct, this storage pond water inlet pipe and this storage pond outlet pipe are equipped with first motor operated valve, second motor operated valve and the 3rd motor operated valve respectively, and this first motor operated valve, this second motor operated valve and the 3rd motor operated valve are by this control platform control.
Further, establish drainage pump and ball float facility in this storage pond, this second online turbidimetry device and this liquid level emasuring device are arranged on this ball float.
Further, this control platform is according to this first online turbidimetry device, this second online turbidimetry device, this liquid level emasuring device and this flow measurement device feedack, controls the position of water inlet, water outlet and the overflow of storage pond by record, the keying handling those information and then control this first motor operated valve, this second motor operated valve, the 3rd motor operated valve and water pump.
Further, this storage pond delivery port is portable outlet, and its exit position and this ball float are synchronous, can move up and down with liquid level lifting in this storage pond.
Further, tide gate is equipped with in the end that bleed off pipe enters receiving water body behind bleed off pipe and this pond before this pond.
Further, before this storage pond water inlet pipe, this pond behind bleed off pipe, this storage pond outlet pipe, this pond bleed off pipe all adopt the adverse grade paving mode, the gradient is identical with this combined system sewage conduct.
Further, this first online turbidimetry device and this second online turbidimetry device are online transmissometer, and this liquid level emasuring device is content gauge, and this flow measurement device is flow meter.
For reaching above-mentioned and other purpose, the present invention also provides a kind of combined system storage pond real-time control method, comprises the steps:
Step 1, the control platform obtains current turbidity information and the liquid level information of current turbidity information, flow information and the storage pond of combined system sewage conduct in real time, and it is carried out judgment processing;
Step 2, when there is disposal ability in Wastewater Treatment Plant, this control platform is when judging this storage pond and regulate and store volume, and control is sent into Wastewater Treatment Plant with current turbidity in this combined system sewage conduct greater than the sewage of a preset value, and the current turbidity is sent into this storage pond less than the sewage of preset value; And when judging storage pond and not having the volume of regulating and storing, current turbidity in this combined system sewage conduct is sent into this Wastewater Treatment Plant greater than the sewage of this storage pond current turbidity, current turbidity in this combined system sewage conduct is sent into this storage pond less than the water of this storage pond current turbidity, and the water that turbidity in this storage pond is higher is discharged to Wastewater Treatment Plant;
Step 3, when Wastewater Treatment Plant's non-processor ability, this control platform is controlled sewage in this combined system sewage conduct and is all held back and enter this storage pond when judging this storage pond and regulate and store volume; When judging this storage pond and not having the volume of regulating and storing, the control of this control platform enters storage pond with current turbidity on this combined system sewage conduct greater than the sewage of this storage pond current turbidity, overflow enters receiving water body behind the liquid diluting in this storage pond, simultaneously current turbidity on this combined system sewage conduct is directly overflowed to receiving water body less than the sewage of this storage pond current turbidity.
Further, in step 2, when this storage pond is regulated and stored volume, if the current turbidity of this combined system sewage conduct is greater than this preset value, first motor operated valve is opened in this control platform output signal control, close second motor operated valve and the 3rd motor operated valve, water pump does not move, combined system sewage enters this Wastewater Treatment Plant, if the current turbidity of this combined system sewage conduct is less than this preset value, this control platform is according to the distance of flow information and flow measurement device and this storage pond entrance, calculate the time T that sewage arrives this storage pond water inlet pipe entrance, T during the time output signal control close this first motor operated valve and the 3rd motor operated valve, open this second motor operated valve, water pump is not worked, and sewage enters storage pond in the combined system pipeline; When this storage pond does not have the volume of regulating and storing, if the current turbidity of this combined system sewage conduct is greater than this storage pond current turbidity, this first motor operated valve is opened in this control platform output signal control, close second motor operated valve and the 3rd motor operated valve, water pump does not move, this combined system conduit wastewater enters Wastewater Treatment Plant, if the current turbidity of combined system sewage conduct is less than this storage pond current turbidity, this control platform is according to the distance of flow information and flow measurement device and this storage pond entrance, calculate the time T that sewage arrives this storage pond water inlet pipe entrance, control during the time at T and to close this first motor operated valve, open this second motor operated valve and the 3rd motor operated valve, start water pump simultaneously, the relatively low water of combined system sewage conduct turbidity enters this storage pond, simultaneously in this storage pond the higher sewage of turbidity discharged to Wastewater Treatment Plant.
Further, in step 3, when storage pond is regulated and stored volume, first motor operated valve and the 3rd motor operated valve are closed in this control platform output signal control, open second motor operated valve, water pump is not worked, and the sewage of this combined system sewage conduct is all held back and entered this storage pond; When this storage pond does not have the volume of regulating and storing, if the current turbidity of combined system sewage conduct is greater than the current turbidity of this storage pond, this control platform is according to the distance of flow information and flow measurement device and this storage pond entrance, calculate the time T that sewage arrives this storage pond water inlet pipe entrance, first motor operated valve and the 3rd motor operated valve are closed in control when time T, open second motor operated valve, open water pump simultaneously, sewage enters storage pond on the combined system sewage conduct, overflow enters receiving water body behind the liquid diluting in storage pond, if the current turbidity of this combined system sewage conduct is less than the current turbidity of this storage pond, this first motor operated valve of motor operated valve is closed in this control platform control, this second motor operated valve and the 3rd motor operated valve, water pump is not worked, and sewage directly overflows to receiving water body without storage pond in this combined system sewage conduct.
Compared with prior art, the present invention's a kind of combined system storage pond real-time control system and control method thereof are by setting up storage pond at the combined system pipeline, and by the control of flow and turbidity with regulate and store and realize sewage priority treatment to the higher part of load in the combined drainage system effectively, simultaneously the lighter water of pollution in the tubulation road, interflow is cut and hold, handle, utilize or discharging, effectively reduced the combined system pollution load of overflow, simultaneously can exchange the retaining utilization, conserve water resource to a certain extent, alleviate urban water use anxiety etc., the present invention is applicable to the draining system at the dirty interflow of rain, reduces CSO(interflow formula sewer pipe in control in real time and overflows) aspect effect remarkable.
Description of drawings
Fig. 1 is the system architecture schematic diagram of a kind of combined system storage pond of the present invention real-time control system;
Fig. 2 is the flow chart of steps of a kind of combined system storage pond of the present invention real-time control method;
Fig. 3 is the control flow chart of the preferred embodiment of a kind of combined system storage pond of the present invention real-time control method;
Fig. 4 is the programme-control detail drawing of the preferred embodiment of Fig. 3.
The specific embodiment
Below by specific instantiation and accompanying drawings embodiments of the present invention, those skilled in the art can understand other advantage of the present invention and effect easily by the content that this manual discloses.The present invention also can be implemented or be used by other different instantiation, and the every details in this manual also can be based on different viewpoints and application, carries out various modifications and change under the spirit of the present invention not deviating from.
Fig. 1 is the system architecture schematic diagram of a kind of combined system storage pond of the present invention real-time control system.As shown in Figure 1, a kind of combined system storage pond of the present invention real-time control system comprises at least: combined system sewage conduct (main), sewage, storage pond 10, Wastewater Treatment Plant 11 and control platform 12.
Wherein storage pond 10 is arranged on the combined system pipeline, apart from storage pond 10 water inlet entrance L places first online turbidimetry device and the flow measurement device is housed at the combined system trunk sewer, be used for monitoring combined system pipeline current turbidity and flow information in real time, and with information send to control platform 12, in preferred embodiment of the present invention, the first online turbidimetry device is online transmissometer A, flow measurement device is flow meter, there is a pipeline section that leads to storage pond 10 (to comprise the storage pond water inlet pipe in the main, the storage pond outlet pipe), at storage pond water inlet and outlet pipe bleed off pipe behind the bleed off pipe and storage pond pond is arranged before the storage pond pond; Be provided with second online turbidimetry device and the liquid level emasuring device in the storage pond 10, be used for detecting in real time storage pond current turbidity and liquid level information, and with its send to control platform 12, in preferred embodiment of the present invention, the second online turbidimetry device is online transmissometer B and content gauge, control platform 12 is by the current turbidity to obtaining, flow and liquid level information are carried out judgment processing, when there is disposal ability in Wastewater Treatment Plant 11, control is preferentially delivered to Wastewater Treatment Plant 11 with the sewage of heavy contamination in the combined system trunk sewer and is handled, and when Wastewater Treatment Plant's 11 non-processor abilities, the position of control storage pond 10 water inlets and water outlet and overflow avoids the direct overflow of sewage of heavy contamination that receiving water body is brought pollution flexibly.
In preferred embodiment of the present invention, tide gate is equipped with in the end that bleed off pipe enters receiving water body behind bleed off pipe and the pond before the pond, on main, the storage pond water-in and water-out pipeline section motor operated valve is housed all, be respectively motor operated valve 1,2,3(is respectively the first motor operated valve M1, the second motor operated valve M2 and the 3rd motor operated valve M3), motor operated valve 1,2,3 is by 12 controls of control platform.Before storage pond water inlet pipe, the pond behind bleed off pipe, storage pond outlet pipe, the pond bleed off pipe all adopt the adverse grade paving mode, gradient i is identical with the combined system trunk sewer.Drainage pump and ball float facility are arranged in the storage pond 10, online transmissometer B and content gauge are housed on the ball float, the storage pond delivery port is portable outlet, and namely exit position and ball float are synchronous, can move up and down with liquid level lifting in the storage pond.Online transmissometer A, B, content gauge and flow meter are sent to the control platform to turbidity, liquid level and flow information as input signal respectively, control platform 12 is taken into account the flow meter feedack according to online transmissometer A, B, liquid level, by these information of judgment processing and then control motor operated valve 1,2,3 and the keying of water pump control the position of water inlet, water outlet and the overflow of storage pond.
Fig. 2 is the flow chart of steps of a kind of combined system storage pond of the present invention real-time control method.As shown in Figure 2, a kind of combined system storage pond of the present invention real-time control method comprises the steps:
Fig. 3 is the control flow chart of the preferred embodiment of a kind of combined system storage pond of the present invention real-time control method, and Fig. 4 is the programme-control detail drawing of the preferred embodiment of Fig. 3.Below will cooperate the present invention's of Fig. 3 and Fig. 4 preferred embodiment to be described further.At first between flush period in the combined system pipeline flow can change in time and change, next considers initial rainfall, surface flow pollution, the sedimental influence of pipeline etc., the current turbidity also can change in time and change in the combined system pipeline, the online transmissometer that reaches on the combined system sewage conduct in the storage pond can be distinguished the current turbidity variation wherein of monitoring in real time, and by real-time control system these variations is transferred to the control platform.Specifically, the real-time online transmissometer A of the online transmissometer A numerical value Ta(reading that obtains of control platform), the online transmissometer B of online transmissometer B numerical value Tb(reading), flow meter numerical value and liquid level information, according to the volume △ V that regulates and stores of liquid level information acquisition storage pond, and make following judgment processing:
(1) when Wastewater Treatment Plant (WWTP) when disposal ability is arranged (
, Q1 is pipeline flow, Q2 is Wastewater Treatment Plant's flow)
1. the storage pond volume (△ V〉0) of regulating and storing
If online transmissometer A numerical value Ta〉preset value, motor operated valve 1 is opened in the control of control platform output signal, closes motor operated valve 2,3, and water pump does not move, and combined system sewage enters Wastewater Treatment Plant (WWTP).M1, M2, M3 are respectively motor operated valve 1, motor operated valve 2 and motor operated valve 3 among Fig. 4, and M is water pump.
If transmissometer A numerical value Ta＜preset value, the control platform is according to flow rate meter feedback information (flow information) and its distance L apart from the storage pond entrance, calculate the time T that sewage arrives storage pond water inlet pipe entrance, T during the time output signal control close motor operated valve 1,3, open motor operated valve 2, water pump is not worked, and sewage enters storage pond in the combined system pipeline.
2. storage pond does not have the volume of regulating and storing (△ V=0)
If online transmissometer A numerical value is greater than online transmissometer B numerical value, i.e. Ta〉Tb, motor operated valve 1 is opened in the control of control platform output signal, closes motor operated valve 2,3, and water pump does not move, and the combined system conduit wastewater enters Wastewater Treatment Plant (WWTP).
If online transmissometer A numerical value is less than online transmissometer B numerical value, be Ta＜Tb, the control platform is according to amount counting certificate and its distance L apart from the storage pond entrance of flow meter, calculate the time T that sewage arrives storage pond water inlet pipe entrance, control during the time at T and to close motor operated valve 1, open motor operated valve 2,3, start water pump simultaneously, the relatively low water of combined system pipeline turbidity enters storage pond, simultaneously in the storage pond the higher sewage of turbidity discharged to Wastewater Treatment Plant.
(2) when Wastewater Treatment Plant (WWTP) non-processor ability (
)
1. the storage pond volume (△ V〉0) of regulating and storing
Motor operated valve 1,3 is closed in the control of control platform, opens motor operated valve 2, and water pump is not worked, and the combined system conduit wastewater is all held back and entered storage pond.
2. storage pond does not have the volume of regulating and storing (△ V=0)
If online transmissometer A numerical value is greater than transmissometer B numerical value, be Ta〉Tb, the control platform is according to flow meter numerical value, motor operated valve 1,3 is closed in control when time T, open motor operated valve 2, open water pump simultaneously, sewage enters storage pond on the combined system pipeline, and overflow enters receiving water body behind the liquid diluting in storage pond.
If transmissometer A numerical value is less than transmissometer B numerical value, i.e. Ta＜Tb, motor operated valve 1,2,3 is closed in control system control, and water pump is not worked, and sewage namely directly overflows to receiving water body without storage pond in the combined system pipeline.
In sum, the present invention's a kind of combined system storage pond real-time control system and control method thereof are by setting up storage pond at the combined system pipeline, and by the control of flow and turbidity with regulate and store and realize sewage priority treatment to the higher part of load in the combined drainage system effectively, simultaneously the lighter water of pollution in the tubulation road, interflow is cut and hold, handle, utilize or discharging, effectively reduced the combined system pollution load of overflow, simultaneously can exchange the retaining utilization, conserve water resource to a certain extent, alleviate urban water use anxiety etc., the present invention is applicable to the draining system at the dirty interflow of rain, reduces CSO(interflow formula sewer pipe in control in real time and overflows) aspect effect remarkable.
Compared with prior art, the present invention has following beneficial effect:
(1) effectively control the combined system pollution load of overflow, operational management is simple.
The control of combined system sewage overflow is a system engineering, and not only control has requirement to the water yield, and water quality is also had requirement.When the present invention has disposal ability in Wastewater Treatment Plant, the higher sewage of SS is preferentially delivered to Wastewater Treatment Plant to be handled, the sewage that SS is lower stops within it, when Wastewater Treatment Plant's non-processor ability, combined system sewage held back or reduce the combined system pollution load of overflow to the harm of receiving water body by the position of reasonably selecting overflow, also can purify water simultaneously.Storage pond has that certain capacity stores, dilute sewage and needn't make it enter channel immediately, cause pollution load of overflow, also can carry pollutants such as certain N, P in the precipitation of SS in the storage pond, this has certain effect to cutting down pollutant burden, and when cutting down pollutant emission, also can reduce the concentration of pollutant.On the other hand, the present invention is based on the control of flow and turbidity, simple to operate, control flexibly, maintenance management is convenient, make storage pond tackle the combined system pollution load of overflow more efficiently, also the combined sewage of holding back is carried out simple precipitation when potential or imminent combined system pollution load of overflow is dammed and handle, the overflowing rain water of avoiding containing a large amount of pollutants directly enters water body.
(2) take full advantage of the stagnant space of holding, increase the function of storage pond
The present invention can selectively regulate and store to current, and again can be real-time in the process of regulating and storing simultaneously the lighter water of post precipitation pollution of surface be discharged is fully utilized the stagnant space of holding of storage pond.It makes storage pond from the single memory function of regulating and storing, and is increased to regulate and store storage and processing and usefulness, forms integrated control measure.
(3) reduce the drainage system expense, deposit in the drainage pipeline networks is had certain place to go effect.
Rain dirty shunting in present many cities is not thorough, thereby the combined system storage pond real-time control method that can rationally utilize the control of flow and turbidity in sewerage pipeline network reduces the size of drainage pipe and the investment that construction cost reduces pipeline network construction, especially when drainage pipe was grown and adopted the working method of gravity current, this effect was more remarkable.When the needs drainage pumping plant, can also reduce the scale of pumping plant.In pipeline, there is deposit, the current scour pipeline, when deposit was moved with current, the present invention can effectively hold back this part current, reduced the harm that is brought by the sedimental existence of pipeline.
(4) improve the anti-load impact ability of Sewage Plant, improve discharging water quality, the protection receiving water body, thus improved the urban water-body environment.
The combined sewage that the present invention will the be dammed processing of regulating and storing, the dirty mixing water overflow of part rain also can enter storage pond, the reducing at linear flow rate of Wastewater Treatment Plant during the rainfall peak like this, disposal ability meets the demands, and the overflowing rain water of also avoiding containing a large amount of pollutants simultaneously directly enters water body.Not only can alleviate the treatment effect of impact load, assurance Sewage Plant, can improve the amount of damming again, reduce the combined sewage discharging to the pollution of water body, thereby improve the urban water-body environment.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not is used for restriction the present invention.Any those skilled in the art all can be under spirit of the present invention and category, and above-described embodiment is modified and changed.Therefore, the scope of the present invention should be listed as claims.
Claims (10)
1. a combined system storage pond real-time control system comprises combined system sewage conduct, storage pond and Wastewater Treatment Plant, and it is characterized in that: this system also comprises
First online turbidimetry device and the flow measurement device, be arranged at this combined system sewage conduct apart from this storage pond water inlet entrance distance L place, be used for this combined system sewage conduct current turbidity and flow information of monitoring in real time, and send the information of monitoring to the control platform;
Storage pond water inlet pipe and storage pond outlet pipe for this combined system sewage conduct leads to pipeline section of this storage pond, have before the storage pond pond bleed off pipe behind the bleed off pipe and storage pond pond at this storage pond water inlet pipe and storage pond outlet pipe;
Second online turbidimetry device and the liquid level emasuring device is arranged in this storage pond, is used for this storage pond current turbidity of monitoring and liquid level information in real time, and sends it to control platform;
The control platform, by the current turbidity, flow and the liquid level information that obtain are carried out judgment processing, when there is disposal ability in this Wastewater Treatment Plant, control is preferentially delivered to this Wastewater Treatment Plant with the sewage of heavy contamination in this combined system sewage conduct and is handled, and when this Wastewater Treatment Plant non-processor ability, the position of this storage pond water inlet of control and water outlet and overflow avoids the direct overflow of sewage of heavy contamination that receiving water body is brought pollution flexibly.
2. a kind of combined system storage pond real-time control system as claimed in claim 1, it is characterized in that: this combined system sewage conduct, this storage pond water inlet pipe and this storage pond outlet pipe are equipped with first motor operated valve, second motor operated valve and the 3rd motor operated valve respectively, and this first motor operated valve, this second motor operated valve and the 3rd motor operated valve are by this control platform control.
3. a kind of combined system storage pond real-time control system as claimed in claim 2, it is characterized in that: establish drainage pump and ball float facility in this storage pond, this second online turbidimetry device and this liquid level emasuring device are arranged on this ball float.
4. a kind of combined system storage pond real-time control system as claimed in claim 3, it is characterized in that: this control platform is according to this first online turbidimetry device, this second online turbidimetry device, this liquid level emasuring device and this flow measurement device feedack, controls the position of water inlet, water outlet and the overflow of storage pond by record, the keying handling those information and then control this first motor operated valve, this second motor operated valve, the 3rd motor operated valve and water pump.
5. a kind of combined system storage pond real-time control system as claimed in claim 4 is characterized in that: this storage pond delivery port is portable outlet, and its exit position and this ball float are synchronous, can move up and down with liquid level lifting in this storage pond.
6. a kind of combined system storage pond real-time control system as claimed in claim 1 is characterized in that: tide gate is equipped with in the end that bleed off pipe enters receiving water body behind bleed off pipe and this pond before this pond.
7. a kind of combined system storage pond real-time control system as claimed in claim 1, it is characterized in that: before this storage pond water inlet pipe, this pond behind bleed off pipe, this storage pond outlet pipe, this pond bleed off pipe all adopt the adverse grade paving mode, the gradient is identical with this combined system sewage conduct.
8. a combined system storage pond real-time control method comprises the steps:
Step 1, the control platform obtains current turbidity information and the liquid level information of current turbidity information, flow information and the storage pond of combined system sewage conduct in real time, and it is carried out judgment processing;
Step 2, when there is disposal ability in Wastewater Treatment Plant, this control platform is when judging this storage pond and regulate and store volume, and control is sent into Wastewater Treatment Plant with current turbidity in this combined system sewage conduct greater than the sewage of a preset value, and the current turbidity is sent into this storage pond less than the sewage of preset value; And when judging storage pond and not having the volume of regulating and storing, current turbidity in this combined system sewage conduct is sent into this Wastewater Treatment Plant greater than the sewage of this storage pond current turbidity, current turbidity in this combined system sewage conduct is sent into this storage pond less than the water of this storage pond current turbidity, and the water that turbidity in this storage pond is higher is discharged to Wastewater Treatment Plant;
Step 3, when Wastewater Treatment Plant's non-processor ability, this control platform is controlled sewage in this combined system sewage conduct and is all held back and enter this storage pond when judging this storage pond and regulate and store volume; When judging this storage pond and not having the volume of regulating and storing, the control of this control platform enters storage pond with current turbidity on this combined system sewage conduct greater than the sewage of this storage pond current turbidity, overflow enters receiving water body behind the liquid diluting in this storage pond, simultaneously current turbidity on this combined system sewage conduct is directly overflowed to receiving water body less than the sewage of this storage pond current turbidity.
9. a kind of combined system storage pond real-time control method as claimed in claim 8, it is characterized in that: in step 2, when this storage pond is regulated and stored volume, if the current turbidity of this combined system sewage conduct is greater than this preset value, first motor operated valve is opened in this control platform output signal control, close second motor operated valve and the 3rd motor operated valve, water pump does not move, combined system sewage enters this Wastewater Treatment Plant, if the current turbidity of this combined system sewage conduct is less than this preset value, this control platform is according to the distance of flow information and flow measurement device and this storage pond entrance, calculate the time T that sewage arrives this storage pond water inlet pipe entrance, T during the time output signal control close this first motor operated valve and the 3rd motor operated valve, open this second motor operated valve, water pump is not worked, and sewage enters storage pond in the combined system pipeline; When this storage pond does not have the volume of regulating and storing, if the current turbidity of this combined system sewage conduct is greater than this storage pond current turbidity, this first motor operated valve is opened in this control platform output signal control, close second motor operated valve and the 3rd motor operated valve, water pump does not move, this combined system conduit wastewater enters Wastewater Treatment Plant, if the current turbidity of combined system sewage conduct is less than this storage pond current turbidity, this control platform is according to the distance of flow information and flow measurement device and this storage pond entrance, calculate the time T that sewage arrives this storage pond water inlet pipe entrance, control during the time at T and to close this first motor operated valve, open this second motor operated valve and the 3rd motor operated valve, start water pump simultaneously, the relatively low water of combined system sewage conduct turbidity enters this storage pond, simultaneously in this storage pond the higher sewage of turbidity discharged to Wastewater Treatment Plant.
10. a kind of combined system storage pond real-time control method as claimed in claim 8, it is characterized in that: in step 3, when storage pond is regulated and stored volume, first motor operated valve and the 3rd motor operated valve are closed in this control platform output signal control, open second motor operated valve, water pump is not worked, and the sewage of this combined system sewage conduct is all held back and entered this storage pond; When this storage pond does not have the volume of regulating and storing, if the current turbidity of combined system sewage conduct is greater than the current turbidity of this storage pond, this control platform is according to the distance of flow information and flow measurement device and this storage pond entrance, calculate the time T that sewage arrives this storage pond water inlet pipe entrance, first motor operated valve and the 3rd motor operated valve are closed in control when time T, open second motor operated valve, open water pump simultaneously, sewage enters storage pond on the combined system sewage conduct, overflow enters receiving water body behind the liquid diluting in storage pond, if the current turbidity of this combined system sewage conduct is less than the current turbidity of this storage pond, this first motor operated valve of motor operated valve is closed in this control platform control, this second motor operated valve and the 3rd motor operated valve, water pump is not worked, and sewage directly overflows to receiving water body without storage pond in this combined system sewage conduct.
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| CN104108776A (en) * | 2014-06-18 | 2014-10-22 | 广东柯内特环境科技有限公司 | System and method for automatically regulating quality of standard-exceeding water in city sewage pipe network |
| CN107620374A (en) * | 2017-10-30 | 2018-01-23 | 武汉圣禹排水系统有限公司 | A kind of method for controlling the sewage in drainage system to import trunk sewer during rainfall |
| CN107620373A (en) * | 2017-10-30 | 2018-01-23 | 武汉圣禹排水系统有限公司 | A kind of method for controlling the sewage that each section is cut in dirty pipe in drainage system to import facility of regulating and storing during rainfall |
| CN107675771A (en) * | 2017-10-30 | 2018-02-09 | 武汉圣禹排水系统有限公司 | A kind of method for controlling the sewage in drainage system in each section rainwater pipeline and plumbing drain to import facility of regulating and storing during rainfall |
| CN107761905A (en) * | 2017-10-30 | 2018-03-06 | 武汉圣禹排水系统有限公司 | A kind of method for controlling the sewage in drainage system in each section to import trunk sewer and facility of regulating and storing during rainfall |
| CN107806162A (en) * | 2017-10-30 | 2018-03-16 | 武汉圣禹排水系统有限公司 | A kind of method for controlling the sewage that each shunting facility is cut in dirty pipe in drainage system to import trunk sewer during rainfall |
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| CN112320991A (en) * | 2020-11-27 | 2021-02-05 | 九江精密测试技术研究所 | Regulation and storage tank system for rainwater treatment |
| CN112408524A (en) * | 2020-12-04 | 2021-02-26 | 北控水务(中国)投资有限公司 | High-load processing system, method, device and equipment for pipe network regulation and storage coupling water plant |
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