CN202065160U - Monitoring system for rainwater pumping station - Google Patents
Monitoring system for rainwater pumping station Download PDFInfo
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- CN202065160U CN202065160U CN2011200023274U CN201120002327U CN202065160U CN 202065160 U CN202065160 U CN 202065160U CN 2011200023274 U CN2011200023274 U CN 2011200023274U CN 201120002327 U CN201120002327 U CN 201120002327U CN 202065160 U CN202065160 U CN 202065160U
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- rainwater
- pumping station
- rainfall
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Abstract
The utility model discloses a monitoring system for a rainwater pumping station. The monitoring system comprises a water collecting tank, an interception pump, a rainwater pump, a monitoring instrument, a pipe network hydraulics model module and a meteorology prediction model module. Travel control devices are arranged on the interception pump and the rainwater pump; the monitoring instrument is arranged in the water collecting tank and is at the pipeline positions of the interception pump and the rainwater pump; the pipe network hydraulics model module is connected with the meteorology prediction model module; and the monitoring instrument is connected with the interception pump and the rainwater pump that are provided with the travel control devices by the pipe network hydraulics model module and the meteorology prediction model module. The operations of the interception pump and the rainwater pump can be monitored in real time by the monitoring instrument, the meteorology prediction model module and the hydraulics model module; and the mixed water and the rainwater in the water collecting tank can be discharged and controlled effectively, the pollution to the environment caused by discharging the mixed water is effectively controlled, and the rainwater storing function of the rainwater pump can be exerted fully, and the water gathering on the pavement can be prevented.
Description
Technical field
The utility model relates to a kind of pumping station monitoring system, relates in particular to a kind of rainfall pumping station supervisory system.
Background technique
Rise the nineties in last century, and the correlation research of water resources and ecotope begins to be subjected to global concern, the research contents that the protection water environment becomes to attach most importance to.Along with the propelled at high velocity of China's urban construction, urban drainage pipe network is perfect day by day, has brought into play enormous function to solving China's cities and towns water environment pollution.But the most of urban drainage pipe network of China still lags behind urban construction and resident's needs, has limited the further improvement of city river water quality, have in addition cause more serious water environment pollution.At present, high dirty rate area and the city cut, the whole nation, the rain dirt that problems such as the dirty hybrid junction of drainage pipeline networks rain, pipeline leakage cause mixes water makes river water quality generally be affected, water quality does not reach the functional zone standard, influence city image and citizen life, restricted urban sustainable development.
Even and, certain dirty (giving up) water of drought stream is arranged still in the storm sewer in the area of having adopted the dirty separate drain system of rain.With inner city, Shanghai City municipal administration pumping plant row river amount statistics is example, and dry flow sewage discharging in 2004 reaches 34.75 ten thousand m3, and chemical oxygen demand (COD) (COD) concentration of the dirty mixing water discharging of rain is up to 1000mg/L, can continue 2-3 days for the influence of river water quality.Therefore, when the design-build of rainfall pumping station, generally all consider dam pump is set in catch basin, the rain dirt of the catch basin that is used for damming mixes water; Simultaneously, this pump can also be used for the catch basin of finding time when rainfall pumping station overhauls.
But because in the actual motion of rainfall pumping station, generally adopt opening/stopping of manual control rainwater pump and dam pump, therefore there is certain hysteresis quality and non-linear, mixing water for the rain dirt in the catch basin can not effectively control, and can not prevent to mix because of the dirt of rainfall pumping station moderate rain the discharging pollution on the environment of water; When rainy,, can not give full play to the rainwater cumulative effect of rainfall pumping station simultaneously, often cause surface gathered water serious owing to lack control in real time.
Therefore, those skilled in the art is devoted to develop a kind of automatic operating system that can real time on-line monitoring control rainfall pumping station.
The model utility content
Because the above-mentioned defective of prior art, technical problem to be solved in the utility model is the hysteresis quality that exists in the Monitoring and Controlling of rainfall pumping station dam pump and rainwater pump and non-linear.
For achieving the above object, the utility model provides a kind of rainfall pumping station supervisory system, comprises catch basin, dam pump, rainwater pump, monitor, pipe network water mechanical model module and meteorological forecasting model module.Described dam pump and rainwater pump are provided with travel control device, described monitor is located in the catch basin and the pipeline place of dam pump and rainwater pump, described pipe network water mechanical model module links to each other with meteorological forecasting model module, and described monitor links to each other with the rainwater pump with the dam pump that is provided with travel control device with meteorological forecasting model module by described pipe network water mechanical model module.
Further, wherein said monitor comprises the electromagnetic flowmeter of being located at dam pump and place, rainwater pump line road, is located at the ultrasonic level gage in the catch basin.Preferably, wherein said monitor also comprises pluviograph.
Further, wherein also comprise a touch process control machine, described pipe network water mechanical model module and meteorological forecasting model module are located in the described touch process control machine.
Further, wherein also comprise a programmable logic controller (PLC), described touch process control machine links to each other with described monitor, dam pump and rainwater pump by described programmable logic controller (PLC).
Further, wherein also comprise water quality testing meter, described water quality testing meter places described catch basin.Preferably, wherein said water quality testing meter comprises suspended matter detector and chemical oxygen demand (COD) detector.
In better embodiment of the present utility model, rainfall pumping station supervisory system of the present utility model comprises catch basin, dam pump, rainwater pump, electromagnetic flowmeter, ultrasonic level gage, pluviograph, water quality testing meter, touch process control machine and programmable logic controller (PLC).
The utility model is by the operation of monitor and weather prognosis and hydraulic model module real time and on line monitoring dam pump and rainwater pump, mix water and rainwater has carried out effective emission control for the rain dirt in the catch basin, both effectively controlled the dirt of discharging rain and mixed the pollution of water environment, give full play to the rainwater cumulative effect of rainfall pumping station again, prevent to cause the formation of surface gathered water.
The utility model has changed the simple operation pattern that water pump is in the past controlled simple reference level, in controlling method, introduce rainfall effect prediction technology, by catch basin and storm sewer operating conditions in hydraulic model module tracks simulation forecast rainfall duration, instruct rainfall pumping station before rain, to find time in advance and operating conditions such as general rainfall descends the adjustment of Control Parameter, carry out Dynamic Selection and switching between control mode, the contrast of row's river amount when damming the water yield and rainy day when optimizing the pumping plant fine day, under the prerequisite that the existing utility drainage capacity can be born, increase the water yield of damming when fine, the rainy rainfall pumping station dirt of meteorological upward light rain (10mm/24h) condition of basic realization mixes water and does not arrange the river or arrange the river less, realize damming when storm sewer is fine more, the control purpose of discharging less during the rainy day, control effect have been taken into account the water body quality in rainfall pumping station periphery river course and the city flood control safety of service zone.
Be described further below with reference to the technique effect of accompanying drawing, to understand the purpose of this utility model, feature and effect fully design of the present utility model, concrete structure and generation.
Description of drawings
Fig. 1 is the structural representation of a preferred embodiment of the present utility model.
Fig. 2 is the system block diagram of the supervisory system of a preferred embodiment of the present utility model.
Embodiment
As shown in Figure 1, comprise catch basin 1 in the rainfall pumping station of preferred embodiment of the present utility model, be provided with the dam pump 2 and the rainwater pump 3 of travel control device.Monitor in the supervisory system comprises the ultrasonic level gage of being located in the catch basin 14, the electromagnetic flowmeter 5 of being located at dam pump 2 pipeline places, the electromagnetic flowmeter 6 of being located at place, rainwater pump line road and pluviograph 7.Monitor links to each other with programmable logic controller (PLC) (hereinafter to be referred as PLC) 8.Also comprise hydraulic model module 10 and meteorological forecasting model module 11 in the supervisory system, hydraulic model module 10 and meteorological forecasting model module 11 are located in the touch process control machine (hereinafter to be referred as IPC) 9, touch process control machine (IPC) 9 is by programmable logic controller (PLC) (PLC) 8 and monitor, and the dam pump 2 that is provided with travel control device is connected with rainwater pump 3.
As shown in Figure 1, 2, the control flow of supervisory system of the present utility model is as follows: monitor transfers to PLC (8) with catch basin water level, rainwater pump and the parameters such as dam pump working state, rainfall rate of gathering; PLC (8) with the data transmission of collecting to IPC (9); Weather prognosis model module 11 transfers to IPC (9) with the rainfall intensity and the parameter such as rainfall predicted value of prediction; The data of IPC (9) comprehensive monitor and 11 transmission of meteorological forecasting model module, and transfer to pipe network water mechanical model module 10; Pipe network water mechanical model module 10 calculates the waterpower state of catch basin and storm sewer according to the digital simulation of IPC (9) transmission, and transfers to IPC (9); IPC (9) formulates control strategy and control target according to the waterpower state that pipe network water mechanical model module is calculated, and transfers to PLC (8); PLC (8) transfers to dam pump 2 and the rainwater pump 3 that is provided with travel control device with the control strategy and the control target of IPC (9) transmission, realizes the start-stop control of dam pump and rainwater pump.
The utility model is formulated control strategy and target according to the water level and the rainfall data of the catch basin of monitoring in real time, controls the start-stop of dam pump and rainwater pump, thereby realizes the real time on-line monitoring control to rainfall pumping station.
In the rainfall pumping station supervisory system of the utility model preferred embodiment, also comprise suspended matter detector and chemical oxygen demand (COD) detector, be used for the water quality in detected set pond, for the monitoring effluent discharge provides foundation.
" three-way " indexs such as the formed stage hydrograph of data, discharge curve and rainfall line that monitor in the utility model and weather prognosis model module are gathered in real time formulate control strategy for supervisory system and target provides decision support.
Pipe network water mechanical model module in the utility model is the theoretical calculation foundation with Sheng-Wei south journey, module receives the parameters such as rainfall pumping station catch basin water level, rainwater pump and dam pump working state, rainfall intensity and rainfall predicted value of IPC real-time collecting, with 15min-30min is to carry out catch basin and storm sewer operation simulation and state forecast in 72 hours futures the time lag automatically.
Control strategy that IPC formulates in the supervisory system and goal-setting multiple mode of operation.In concrete mode of operation, general control program is: digital simulation catch basin and storm sewer waterpower state that the hydraulic model module is gathered by monitor and meteorological forecasting model module, the forecast set water level in water pool, and then judge the surface gathered water situation, and draw the limit value of catch basin water level thus according to storm sewer and surface gathered water situation, the start-stop dam pump is proposed or/and the catch basin water level value of rainwater pump; The water level value that each mode of operation proposes according to the hydraulic model module is controlled dam pump or/and the start-stop of rainwater pump.Each mode of operation specifically can comprise: the control mode of finding time in advance before fine operation control mode, pipe flushing control mode, the rain, general rainfall operation control mode, heavy rain control mode and maintenance control mode:
1, fine operating mode is moved at common major control dam pump, in the hope of keeping operating water level certain in catch basin and the Storm Sewer Network, and the fine day that the makes full use of Storm Sewer Network ability of regulating and storing.In embodiment of the present utility model, according to the technological requirement of draining operation, rainfall pumping station is provided with 2 dam pumps, and 1 dam pump is as normal turn on pump when fine, and another is as alternative pump.Therefore the utility model is mainly controlled the start-stop of alternative dam pump.The water level height overall of the utility model embodiment's catch basin is 7.6 meters, water level maintains 2.3-2.6 rice usually during fine before not using the utility model, in embodiment of the present utility model, because the utlity model has forecast function to the Storm Sewer Network water yield, water level when thereby reduction that can be suitable is fine has satisfied the requirement that flood control is found time in advance preferably.
The control of this pattern is according to being: according to the hydraulic model module to catch basin and Storm Sewer Network running state Real Time Simulator result calculated, adjust alternative dam pump working time, keep rainfall pumping station catch basin water level in 0.5 meter-1.5 meters interval, thereby cut down the water retention capacity of catch basin and Storm Sewer Network about 40% when fine, both satisfied the requirement that flood control is found time in advance, make full use of the water retention capacity of rainfall pumping station again, reduce impact load the downstream drainage facility;
2, the pipe flushing pattern, the pattern of regular when being fine day (as weekly) operation for the flushing pipe sediments, the pipe flushing pattern goes out to set catch basin water level value, the pump platform number of start-stop dam pump and rainwater pump test run (withdrawal of currency from circulation water) is set to open/cut off the water place value according to the flow velocity analog computation of flushing;
3, the pattern of finding time in advance before the rain, after the rainfall early warning of receiving the weather prognosis model module, if the hydraulic model module simulation judges that this rainfall will form significantly surface gathered water on a large scale according to current operating water level, then the hydraulic model module will be pointed out needs the storm sewer of finding time in advance before the rainfall incident takes place.
In embodiment of the present utility model, when the rainfall incident takes place, and rainfall rate then can start the rainwater pump and find time in advance when reaching 10mm/24h to 15mm/24h; And when the service requirement of rainwater pump is found time storm sewer in the scheduled time again, can start other big flow water pumps and draw water.
4, general rainfall operation control mode is mainly tackled under the light rain situation, in the hope of make full use of the drainage capacity of dam pump under less than the 10-15mm situation at daily rainfall, reduces the rainwater pump to the row river probability of dry flow sewage with put the river amount;
In the present embodiment, when weather prognosis model module forecast rainfall grade in the following rainfall of moderate rain, and the hydraulic model module finds obviously to move when the surface gathered water incident takes place this pattern on a large scale in analog computation.
Monitor is gathered the operation conditions of dam pump under this pattern, weather prognosis model module prediction rainfall rate, and the operation conditions of catch basin and Storm Sewer Network is judged the surface gathered water situation behind the hydraulic model module tracks simulation 20min-30min.Unless tangible surface gathered water incident appears in analog result, generally should avoid pumps in drainage system.In case and tangible surface gathered water appears in analog result, need the pump drainage of operation rainwater, then this pattern transfers the heavy rain control mode to.
5, the heavy rain control mode is mainly tackled rainfall rate and is surpassed the above rainfall of 20mm/24h, to ensure that the city flood control capacity is a main target, the start-stop of major control rainwater pump; For the separate system rainfall pumping station, arrive and be scheduled to stop dam pump behind the unlatching water level, open the rainwater pump; For the combined system pumping plant, arrive rainwater and open the follow-up dam pump of opening of water level, open the rainwater pump.
6, maintenance mode is applicable to that the rainfall pumping station supervisory system breaks down or drainage equipment such as pump machine when occurring than major break down, moves this pattern in the time of need carrying out pusher side control debugging;
Under this pattern, need to close the pump early gate, the water level early warning is set.
Switching between different mode of the present utility model mainly according to the result of hydraulic model simulation real-time prediction, has taken into account environmental protection and flood control safe requirement by selecting different operating modes.
The utility model has changed the simple operation pattern that water pump is in the past controlled simple reference level, in controlling method, introduce rainfall effect prediction technology, by catch basin and storm sewer operating conditions in hydraulic model module tracks simulation forecast rainfall duration, instruct rainfall pumping station before rain, to find time in advance and operating conditions such as general rainfall descends the adjustment of Control Parameter, carry out Dynamic Selection and switching between control mode, the contrast of row's river amount when damming the water yield and rainy day when optimizing the pumping plant fine day, under the prerequisite that the existing utility drainage capacity can be born, increase the water yield of damming when fine, the rainy rainfall pumping station dirt of meteorological upward light rain (10mm/24h) condition of basic realization mixes water and does not arrange the river or arrange the river less, realize damming when storm sewer is fine more, the control purpose of discharging less during the rainy day, control effect have been taken into account the water body quality in rainfall pumping station periphery river course and the city flood control safety of service zone.
More than describe preferred embodiment of the present utility model in detail.The ordinary skill that should be appreciated that related domain need not creative work and just can make many modifications and variations according to design of the present utility model.Therefore, all technician in the art comply with design of the present utility model on the basis of existing technology by the available technological scheme of logical analysis, reasoning, or a limited experiment, all should be in the determined protection domain by claims.
Claims (7)
1. rainfall pumping station supervisory system, comprise catch basin, dam pump, the rainwater pump, it is characterized in that, also comprise monitor, pipe network water mechanical model module and meteorological forecasting model module, described dam pump and rainwater pump are provided with travel control device, described monitor is located in the catch basin and the pipeline place of dam pump and rainwater pump, described pipe network water mechanical model module links to each other with meteorological forecasting model module, and described monitor links to each other with the rainwater pump with the dam pump that is provided with travel control device with meteorological forecasting model module by described pipe network water mechanical model module.
2. rainfall pumping station supervisory system as claimed in claim 1, wherein said monitor comprise the electromagnetic flowmeter of being located at dam pump and place, rainwater pump line road and are located at ultrasonic level gage in the catch basin.
3. rainfall pumping station supervisory system as claimed in claim 2, wherein said monitor also comprises pluviograph.
4. rainfall pumping station supervisory system as claimed in claim 1 wherein also comprises a touch process control machine, and described pipe network water mechanical model module and meteorological forecasting model module are located in the described touch process control machine.
5. rainfall pumping station supervisory system as claimed in claim 4 wherein also comprises a programmable logic controller (PLC), and described touch process control machine links to each other with described monitor, dam pump and rainwater pump by described programmable logic controller (PLC).
6. rainfall pumping station supervisory system as claimed in claim 1 wherein also comprises water quality testing meter, and described water quality testing meter places described catch basin.
7. rainfall pumping station supervisory system as claimed in claim 6, wherein said water quality testing meter comprise suspended matter detector and chemical oxygen demand (COD) detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200023274U CN202065160U (en) | 2011-01-06 | 2011-01-06 | Monitoring system for rainwater pumping station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200023274U CN202065160U (en) | 2011-01-06 | 2011-01-06 | Monitoring system for rainwater pumping station |
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| Publication Number | Publication Date |
|---|---|
| CN202065160U true CN202065160U (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200023274U Expired - Fee Related CN202065160U (en) | 2011-01-06 | 2011-01-06 | Monitoring system for rainwater pumping station |
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| Country | Link |
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| CN (1) | CN202065160U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591996A (en) * | 2013-10-27 | 2014-02-19 | 沈阳建筑大学 | Early warning and emergency responding device and method for waterlogging of separation-system rainwater pipe networks |
| CN108018934A (en) * | 2017-11-28 | 2018-05-11 | 扬州蓝翔机电工程有限公司 | Integral intelligent cuts dirty well |
-
2011
- 2011-01-06 CN CN2011200023274U patent/CN202065160U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591996A (en) * | 2013-10-27 | 2014-02-19 | 沈阳建筑大学 | Early warning and emergency responding device and method for waterlogging of separation-system rainwater pipe networks |
| CN103591996B (en) * | 2013-10-27 | 2016-04-13 | 沈阳建筑大学 | A kind of separate system Storm Sewer Network waterlogging early warning and emergency response facility and method |
| CN108018934A (en) * | 2017-11-28 | 2018-05-11 | 扬州蓝翔机电工程有限公司 | Integral intelligent cuts dirty well |
| CN108018934B (en) * | 2017-11-28 | 2023-11-14 | 扬州蓝翔机电工程有限公司 | Integrated intelligent dirt intercepting well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20170106 |