CN107355688A - A kind of LeakView urban water supplies pipe network model Control management system - Google Patents
A kind of LeakView urban water supplies pipe network model Control management system Download PDFInfo
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- CN107355688A CN107355688A CN201710576695.1A CN201710576695A CN107355688A CN 107355688 A CN107355688 A CN 107355688A CN 201710576695 A CN201710576695 A CN 201710576695A CN 107355688 A CN107355688 A CN 107355688A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/20—Administration of product repair or maintenance
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
A kind of LeakView urban water supplies pipe network model Control management system, including:Control management system includes partition management system,Leakage loss noise on-line monitoring system,Water hammer warning monitoring system,Partition management system forms water supply network from water of dispatching from the factory,One-level subregion,Secondary partition,DMA,User end multistage uses water unit partition management mode,It is each that scientific management is carried out by water balance test with water unit,By water supply network leakage loss to pressure-responsive mechanism,Formulate water-saving result and the optimal pressure controlling strategy of economic matching,Leakage loss noise on-line monitoring terminal noise monitoring device, which substitutes, manually listens leakage,Noise is showed in the form of data,Compared and analyzed by critical data,Find region existing for doubtful leakage,Water hammer warning monitoring system is combined using net systemic transient flowing pressure fluctuation situation with big data technology,Realize the quick change of on-line monitoring pipe network system pressure,By abnormal pressure situation of change instant alarming,Realize on-line early warning,Deeply excavation and analyze data,Formulate protecting water hammer.
Description
Technical field
The present invention relates to water supply network operation and operational management, belongs to municipal works technical field, and in particular to a kind of
LeakView urban water supply pipe network model Control management systems.
Background technology
Prior art is done basic zone metering, determined whether according to night minimum discharge by pipeline regular visit
Leak.Pipeline inspection is, it is necessary to consume a large amount of manpowers and find that leakage loss efficiency is low.Judge according to subregion night minimum discharge frequent
Report by mistake, fail to report situation, live inspection is gone in waste of manpower.
The content of the invention
The present invention is in order to overcome the shortcomings of above-mentioned technology and defect, there is provided a kind of urban water supply pipe network model control management
System.The present invention's is accomplished in the following manner:
A kind of LeakView urban water supplies pipe network model Control management system, including:Control management system includes subregion pipe
Water supply network is formed a fraction by reason system, leakage loss noise on-line monitoring system, water hammer warning monitoring system, partition management system
Area, secondary partition, DMA, user end multistage use water unit partition management mode, each to be entered with water unit by water balance test
Row scientific management, by water supply network leakage loss to pressure-responsive mechanism, formulate water-saving result and the optimal pressure of economic matching
Regulating strategy, leakage loss noise on-line monitoring terminal noise monitoring device, which substitutes, manually listens leakage, and noise is opened up in the form of data
It is existing, compared and analyzed by critical data, find region existing for doubtful leakage, water hammer warning monitoring system uses net systemic transient
Flowing pressure fluctuation situation is combined with big data technology, the quick change of on-line monitoring pipe network system pressure is realized, by abnormal pressure
Situation of change instant alarming, realizes on-line early warning, deeply excavation and analyze data, formulates protecting water hammer.
Water supply network formation one-level subregion, secondary partition, DMA, user end multistage are used water unit by partition management system
The use aqueous nature at partition management mode, one-level subregion and secondary partition Main Basiss water source, terrain formation similar with pressure
It subregion, can also divide by administrative area, be supplied water by special water supply main pipe or main, then by the branch pipe in subregion to next
The user of rank supplies water, and realizes that water main separates with the function of branch pipe.
The main level weighing apparatus testing procedure includes:
1) water supply total amount, statistics water-supplying unit year water supply total amount, including self-produced output and outsourcing output two are counted
Part;
2) registered user's water consumption is counted, counts the year in all users of water-supplying unit's registration with water summation, including
Charged water consumption amount and free water consumption two parts;
3) test and measuring loss water, tests resident caused by changing (summary table to family table) due to charge node respectively
Lose water and non-resident user lose water caused by error in dipping, obtain overall metering loss water,
4) unknown losses water is estimated, estimation non-registered users are with water and because user such as refuses to look at the damage caused by management factors
Fluid loss;
5) leakage water is calculated, registered user's water consumption, metering loss water, other loss water are subtracted by water supply total amount
Amount, obtain missing water.
Substituted with terminal noise monitoring device and manually listen leakage, the large scale deployment leakage based on subregion pipe network or on main pipeline network
Damage noise meter, by inspection type or it is fixed in a manner of, to pipe network carry out a period of time leakage loss monitor, recording noise, will
Noise shows in the form of data, is compared and analyzed by critical data, finds region existing for doubtful leakage, online noise monitoring
System, which has, to be assessed, finds, positioning function.
Water hammer recorder, high-frequency real time on-line monitoring are arranged on aqueduct, main pipeline network pipeline in water system
Pipe network system pressure fluctuates situation, and abnormal conditions record is formulated into safeguard procedures scheme to analyze.
Specifically, it is described by water supply network leakage loss to pressure-responsive mechanism, formulate water-saving result and economic matching most
Excellent pressure controlling strategy includes:
1) pipe network node water is calculated
Q=cPn
In the formula:Q is pipe network water-saving amount;C is leakage factor value;P is ductwork pressure;N is arranged to 0.5;
2) water-saving amount calculated by Stress control is calculated
In the formula:Q1For the water before Stress control;Q2For the water after Stress control;H1Before Stress control
Pressure (m); H2To implement the pressure of Stress control;The N1For tubing index;The N1Including 0.5~2.5;
It can be calculated using the formula and implement Stress control Q2Water, and then according to QSection=Q1-Q2Calculate and pass through
The water-saving amount Q that Stress control calculatesSection;
3) ductwork pressure is performed and optimal service pressure is provided according to the water consumption of user per hour;
The optimal service pressure includes:Meet the minimum pressure of user's water consumption in the implementation pressure control zones;
Specifically, the N1Including:When the tubing is metal, N1For 0.5;When not grasped to live tubing situation, institute
State N1For 1;When the leakage is the small leakage or background leakage of pipe fitting joint, N1For 1.5;When the tubing is plastics, N1For 2.5.
Invention further aims to provide a devcie, system, terminal device, storage device, and/or medium, institute
State and contain following instructions in device, system, terminal device, storage device, and/or medium, and/or can perform the instruction
Application program:
Calculate or judge optimal service pressure;
The calculating judges that optimal service pressure includes:
1) pipe network node water is calculated
Q=cPn
In the formula:Q is pipe network water-saving amount;C is leakage factor value;P is ductwork pressure;N is arranged to 0.5;
2) water-saving amount calculated by Stress control is calculated
In the formula:Q1For the water before Stress control;Q2For the water after Stress control;H1Before Stress control
Pressure (m); H2To implement the pressure of Stress control;The N1For tubing index;The N1Including 0.5~2.5;
It can be calculated using the formula and implement Stress control Q2Water, and then according to QSection=Q1-Q2Calculate and pass through
The water-saving amount Q that Stress control calculatesSection;
3) ductwork pressure is performed and optimal service pressure is provided according to the water consumption of user per hour;
The optimal service pressure includes:Meet the minimum pressure of user's water consumption in the implementation pressure control zones;
Specifically, the terminal device includes mobile and/or intelligent terminal;Described device includes mobile phone, computer, notebook
Computer, robot;The storage device includes the storage device of mobile phone, computer, notebook computer, robot, and/or system;
The medium includes hard disk, mobile hard disk, CD, floppy disk, document, file, USB flash disk.
A further object is for the present invention provides device, system, terminal device, storage device, and/or Jie of the present invention
The preparation method of matter, the preparation method include importing the instruction and/or application program, write, and/or move into the dress
Put, in system, terminal device, storage device, and/or medium.
The present invention's a further object is any system of the offer present invention, described device, system, terminal device, deposits
Store up the application of equipment, and/or medium in leakage loss, control leakage loss, and/or preparation control leakage loss Related product is reduced.
Beneficial effects of the present invention:
1. partition management is one of effective effective means for solving production and marketing difference and leakage loss.Carry out intelligence from the height for management of supplying water
Distribution of the water-supply quantity in pipe network system is dispatched, meanwhile, become more meticulous from smallest particles degree and optimize network hydraulic operation state.Enterprise is real
Existing pipe network optimizes operation, balance ductwork pressure, reduces pipe explosion accident, improves water quality situation, and reduction production and marketing is poor, reduces leakage loss, subtracts
Few directly or indirectly economic loss, improve enterprise operation income.
It is the prerequisite finely excavated of economizing on water 2. water balance test is the foundation of water using planning management, water balance test
Important, the irreplaceable role of performer in saving water measurement.Improve attention journey of the enterprise to water-related management work
Degree, strengthen enterprise to water-related management work, improve itself water saving, with water and Guan Shui managerial skills etc. be emphasis development
Rectification.Meanwhile strengthen whole people's consciousness of saving water.
3. the stress management that becomes more meticulous makes enterprise quickly realize water-saving result, leak rate is reduced, balances ductwork pressure, improves pipe
Network operation situation, pipe explosion accident is reduced, extend assets service life, improve user satisfaction, reduce directly or indirectly economic damage
Lose.
Large user is monitored on-line 4. large user's management realizes enterprise, solved " low load with strong power " or " high load with small power "
The problem of, system water meter periodic calibration plan increase enterprise income, solves production to extend the water meter cycle and improve measuring accuracy
Report the accomplishment of a task or termination of a mission and leakage loss problem.
5. new meterological management makes enterprise search leakage loss point by data mining, water saving difficult point is broken through from source, is realized
It is poor to reduce production and marketing, reduces leak rate.Differential water supply with strong pointsly, promote the lifting of water-saving technology, realize and rationally effectively divide
With water supply.Meanwhile promote the transformation of administrative control of measuring instrument mode theory, improve metering technology normalized, perfect measuring system, realize
The reduction of water supply cost, the raising of enterprise income.
6. leakage loss noise monitoring makes enterprise using inspection type or fixed extensive arrangement leakage loss noise meter, with subregion
Pipe network monitoring is combined with each other and confirmed, and improves the degree of accuracy of leakage loss affair alarm, reduces the scope of leakage loss, improves leakage loss point location
The degree of accuracy.
7. water hammer early warning monitors water system pressure situation with making enterprise's real-time online high-frequency, pressure anomaly number is analyzed
According to the responding ability of emergent abnormal accident occurs for formulation water hammer early warning prediction scheme, raising, reduces impacted scope, reduction need not
The economic loss wanted.
Brief description of the drawings
Fig. 1 is urban water supply pipe network partition management structural representation
Embodiment
A kind of LeakView urban water supplies pipe network model Control management system, including:Control management system includes subregion pipe
Water supply network is formed a fraction by reason system, leakage loss noise on-line monitoring system, water hammer warning monitoring system, partition management system
Area, secondary partition, DMA, user end multistage use water unit partition management mode, each to be entered with water unit by water balance test
Row scientific management, by water supply network leakage loss to pressure-responsive mechanism, formulate water-saving result and the optimal pressure of economic matching
Regulating strategy, leakage loss noise on-line monitoring terminal noise monitoring device, which substitutes, manually listens leakage, and noise is opened up in the form of data
It is existing, compared and analyzed by critical data, find region existing for doubtful leakage, water hammer warning monitoring system uses net systemic transient
Flowing pressure fluctuation situation is combined with big data technology, the quick change of on-line monitoring pipe network system pressure is realized, by abnormal pressure
Situation of change instant alarming, realizes on-line early warning, deeply excavation and analyze data, formulates protecting water hammer.Divide DMA embodiment party
Method is to consider water source property, position, quantity, City Terrain landforms, Administration partition functional character, water supply network topological structure
Back ground Information situation etc., pipe network system is built or transform as the subregion of different stage, not same-action, realizes water rationing.
As shown in figure 1, the use aqueous nature at one-level subregion and secondary partition Main Basiss water source, terrain are similar with pressure
Subregion is formed, can also be divided by administrative area.Supplied water by special water supply main pipe or main, then by the branch pipe in subregion to
The other user of next stage supplies water, and realizes that water main separates with the function of branch pipe.Flowmeter is installed on water rationing border, can be fitted
When closing does not influence the valve of hydraulic regime, the transformation of reduction pipe network or newly-increased, arranges pressure, flow and water in subregion as far as possible
Quality supervision measuring point, monitoring and monitoring pipe network operation situation.The valve and discharge end water that periodic maintenance is closed, guarantee
Reliability.
DMA, large user and non-DMA are divided in water supply network.By resident, commercial user or other users in DMA
Deng composition.Form single channel by way of closing valve enters water to DMA as far as possible;The clearer and more definite water meter position of need of more water inlets and pass
System, and confirm that subregion is measured by more water inlets and complete closing, principle upper inlet is no more than two.The valve that periodic maintenance is closed
And discharge end water, guarantee reliability.
Establish DMA highly cover, large user's measurement, then be virtually aggregated into secondary partition, passing through in level-2 area
The automatic pressure equilibrium system (i.e. water quantity exchange) to supply water on demand is established in pressure regulation, it is ensured that water supply network is safe for operation;It is empty again
Plan collects as one-level subregion, and this process is a process progressively solidified.
Water balance test is the effective ways to carrying out scientific management with water unit, and further carries out city and economize on
The basis that water conservancy project is made.It can be fully understanded with the netted condition of water unit tube, each unit water use status, drafting water by water balance test
Balance chart, according to the water data of measure, water balance relation and reasonable use of water degree are found, is taken appropriate measures, excavated
Water saving potential, reach reinforcement management of the use of water, improve the horizontal purpose of reasonable use of water.
Water data specifically include:Water supply total amount, registered user's water consumption, metering loss water, unknown losses water.
Leakage loss water=water supply total amount-registered user's water consumption
Miss water=leakage loss water-metering loss water-unknown losses water
Unknown losses water, which refers to caused by non-registered users the management factors such as refuse to look into water and user, loses water
Leakage water calculating process mainly includes:
1) water supply total amount is counted.Count water-supplying unit's year water supply total amount, including self-produced output and outsourcing output two
Part.
2) registered user's water consumption is counted.The year in all users of water-supplying unit's registration is counted with water summation, including
Charged water consumption amount and free water consumption two parts.
3) test and measuring loss water.Resident caused by changing (summary table to family table) due to charge node is tested respectively
Lose water and non-resident user loses water caused by error in dipping, obtain overall metering loss water.
4) unknown losses water is estimated.Estimation non-registered users are with water and because user such as refuses to look at the damage caused by management factors
Fluid loss.
5) leakage water is calculated.Registered user's water consumption, metering loss water, other loss water are subtracted by water supply total amount
Amount, obtain missing water.
The implementation of Intelligent fine areal pressure management, the water supply network optimization operation to subregion bring comprehensive benefit.It is logical
The mode of over-pressed power management, bring rapid and significant water-saving result.Stress control can optimize pipe network operation, balance pipe network pressure
Power, protection local pressure, reduce pipe explosion accident, saving water resource.Meanwhile water supply pipe management is a long-term O&M mistake
Journey, the service life of water supply network can be extended by the optimization operation of pressure, improve the economy that pipe network assets use, fully
Rationally utilize existing storage pipe network assets.Leakage loss model and pressure control are established based on simulation technology, Chaos Genetic Algorithm
Simulation, research leakage loss are formulated water-saving result and the optimal pressure controlling strategy of economic matching, calculated to pressure-responsive mechanism
Water-saving amount.
Pipe network node water and the relation of ductwork pressure are as follows:
Q=cPn
In above-mentioned formula:Q is pipe network node water;C is leakage factor value;P is ductwork pressure;N is arranged to 0.5.
The pressure of pipe network is bigger, and leakage water is bigger;
Water-saving amount (the Q calculated by Stress controlSection) calculation formula it is as follows:
In above-mentioned formula:Q1For the water (m before Stress control3/h);Q2For the water (m after Stress control3/h);H1For pressure
Pressure (m) before power control;H2To implement the pressure (m) of Stress control;The N1For tubing index;The N1Including 0.5~
2.5;Specifically, when the tubing is metal, N1For 0.5;When not grasped to live tubing situation, the N1For 1;The leakage
Lose for the small leakage of pipe fitting joint or background leakage when, N1For 1.5;When the tubing is plastics, N1For 2.5;
It can be calculated using above-mentioned formula and implement Stress control Q2Water (Q1、H1、H2、N1It is known), and then according to QSection
=Q1- Q2Calculate the water-saving amount Q calculated by Stress controlSection。
The implementation of Intelligent fine areal pressure management includes:Ductwork pressure is performed per hour according to the water consumption of user
There is provided optimal service pressure, (situations such as floor of each implementation Stress control case, is different, and required service pressure is not
The same, the pressure of Stress control is lower, and water-saving amount is bigger, and optimal service pressure implements Stress control area firstly the need of guarantee
Basic service pressure needed for domain), avoid redundancy head.So, the pressure of supervisor's net can be raised, balances the pressure of pipe network.
Strengthen the supervision to large user, development, economic benefit and the social benefit of enterprise will be directly connected to.Pass through
Management to large user, the water of selling of enterprise can be effectively improved, reduction production and marketing is poor, and increase enterprise sells water income.Therefore, it is right
Large user's water meter utilizes the algorithm of water networking independent research to realize from selecting table, being managed with table, pipe table and in terms of changing four, table
Water meter matches analysis, meanwhile, have the plan checked management and formulate water meter periodic inspection according to table.
The generation of production and marketing difference and leakage loss is by measuring instrument unreasonable allocation, supervises water supply system that is out-of-sequence and thus bringing
One of the reason for system information is sluggish, confusion causes.Sealed tube under the conditions of disturbance of the foundation based on Fluid Mechanics Computation technology
Road flow field model, builds the allocation plan storehouse of measuring instrument, and is cured as distributing software, propelling current of equidirectional amount meter information rationally
Change transformation.With means such as big data clouds, collection, transmission, storage and the analysis of continuous data are completed, establishes measurement monitoring
System, promote urban water structural adjustment, improve water-use efficiency, realize scientifically metering, distribution and fine-grained management, will " meter
Measure instrument management " lifted to " continuous data management ".
Leakage loss noise monitoring is to substitute by Principles of Acoustics and manually listen leakage, will make an uproar tradition with terminal noise monitoring device
Sound shows in the form of data, is compared and analyzed by critical data, finds region existing for doubtful leakage.Online noise monitoring system
System is with assessment, discovery, positioning function.Combined using this technology with subregion, it is general to carry out leakage loss as extensive rapid deployment
The mode looked into uses, and improves leakage loss generaI investigation efficiency, improves the monitoring and management to leakage loss.
Water system aqueduct and water supply network main conduit due to by valve it is unexpected be turned on and off, water pump is shut down
Or situations such as opening, easily cause water hammer.It is of the invention by pipe network system transient flow pressure oscillation situation for the generation of pre- water hammer-resistant
Combined with big data technology, realize the quick change of on-line monitoring pipe network system pressure, be Times by abnormal pressure situation of change
It is alert, on-line early warning is realized, deeply excavation and analyze data, formulate protecting water hammer.
Claims (10)
- A kind of 1. LeakView urban water supplies pipe network model Control management system, it is characterised in that:Control management system includes dividing Water supply network is formed one by area's management system, leakage loss noise on-line monitoring system, water hammer warning monitoring system, partition management system Level subregion, secondary partition, DMA, user end multistage use water unit partition management mode, each to be surveyed with water unit by water balance Examination carries out scientific management, by water supply network leakage loss to pressure-responsive mechanism, formulates water-saving result and economic matching is optimal Pressure controlling strategy, leakage loss noise on-line monitoring terminal noise monitoring device, which substitutes, manually listens leakage, by noise with the shape of data Formula shows, and is compared and analyzed by critical data, finds region existing for doubtful leakage, water hammer warning monitoring system uses net system Transient flow pressure oscillation situation is combined with big data technology, realizes the quick change of on-line monitoring pipe network system pressure, will be abnormal Pressure changing instant alarming, realizes on-line early warning, deeply excavation and analyze data, formulates protecting water hammer.
- 2. LeakView urban water supplies pipe network model Control management system according to claim 1, it is characterised in that:Subregion Water supply network formation one-level subregion, secondary partition, DMA, user end multistage are used water unit partition management mode by management system, The use aqueous nature at one-level subregion and secondary partition Main Basiss water source, terrain and pressure similar figures Composition Region, also can be by row Administrative division divides, and is supplied water by special water supply main pipe or main, is then supplied by the branch pipe in subregion to the other user of next stage Water, realize that water main separates with the function of branch pipe.
- 3. LeakView urban water supplies pipe network model Control management system according to claim 1, it is characterised in that:It is described Main level weighing apparatus testing procedure includes:1) water supply total amount, statistics water-supplying unit year water supply total amount, including self-produced output and outsourcing output two parts are counted;2) registered user's water consumption is counted, counts the year in all users of water-supplying unit's registration with water summation, including charging Water consumption and free water consumption two parts;3) test and measuring loss water, resident caused by changing (summary table to family table) due to charge node is tested respectively and is lost Water and non-resident user's loss water caused by error in dipping, obtain overall metering loss water,4) unknown losses water is estimated, estimation non-registered users lose water caused by the management factors such as refusing to look into water and due to user Amount;5) leakage water is calculated, registered user's water consumption, metering loss water, other loss waters are subtracted by water supply total amount, obtained To leakage water.
- 4. LeakView urban water supplies pipe network model Control management system according to claim 1, it is characterised in that:With end End noise monitoring device, which substitutes, manually listens leakage, the large scale deployment leakage loss noise record based on subregion pipe network or on main pipeline network Instrument, by inspection type or it is fixed in a manner of, to pipe network carry out a period of time leakage loss monitor, recording noise, by noise with data Form show, find region existing for doubtful leakage, online noise monitoring system, which has, to be assessed, finds, positioning function.
- 5. LeakView urban water supplies pipe network model Control management system according to claim 1, it is characterised in that:Supplying Water hammer recorder, high-frequency real time on-line monitoring pipe network system pressure are arranged on the aqueduct of water system, main pipeline network pipeline Fluctuation situation, and abnormal conditions record is formulated into safeguard procedures scheme to analyze.
- 6. LeakView urban water supplies pipe network model Control management system according to claim 1, it is characterised in that described By water supply network leakage loss to pressure-responsive mechanism, water-saving result and the optimal pressure controlling strategy bag of economic matching are formulated Include:1) pipe network node water is calculatedQ=cPnIn the formula:Q is pipe network water-saving amount;C is leakage factor value;P is ductwork pressure;N is arranged to 0.5;2) water-saving amount calculated by Stress control is calculated<mrow> <mfrac> <msub> <mi>Q</mi> <mn>1</mn> </msub> <msub> <mi>Q</mi> <mn>2</mn> </msub> </mfrac> <mo>=</mo> <msup> <mrow> <mo>(</mo> <mfrac> <msub> <mi>H</mi> <mn>1</mn> </msub> <msub> <mi>H</mi> <mn>2</mn> </msub> </mfrac> <mo>)</mo> </mrow> <msub> <mi>N</mi> <mn>1</mn> </msub> </msup> </mrow>In the formula:Q1For the water before Stress control;Q2For the water after Stress control;H1For the pressure before Stress control (m);H2To implement the pressure of Stress control;The N1For tubing index;The N1Including 0.5~2.5;It can be calculated using the formula and implement Stress control Q2Water, and then according to QSection=Q1-Q2Calculate and pass through pressure Control the water-saving amount Q calculatedSection;3) ductwork pressure is performed and optimal service pressure is provided according to the water consumption of user per hour.
- 7. a kind of device, system, terminal device, storage device, and/or medium, it is characterised in that described device, system, terminal Contain following instructions in equipment, storage device, and/or medium, and/or can perform the application program of the instruction:Calculate or judge optimal service pressure;The calculating judges that optimal service pressure includes:1) pipe network node water is calculatedQ=cPnIn the formula:Q is pipe network water-saving amount;C is leakage factor value;P is ductwork pressure;N is arranged to 0.5;2) water-saving amount calculated by Stress control is calculated<mrow> <mfrac> <msub> <mi>Q</mi> <mn>1</mn> </msub> <msub> <mi>Q</mi> <mn>2</mn> </msub> </mfrac> <mo>=</mo> <msup> <mrow> <mo>(</mo> <mfrac> <msub> <mi>H</mi> <mn>1</mn> </msub> <msub> <mi>H</mi> <mn>2</mn> </msub> </mfrac> <mo>)</mo> </mrow> <msub> <mi>N</mi> <mn>1</mn> </msub> </msup> </mrow>In the formula:Q1For the water before Stress control;Q2For the water after Stress control;H1For the pressure before Stress control (m);H2To implement the pressure of Stress control;The N1For tubing index;The N1Including 0.5~2.5;It can be calculated using the formula and implement Stress control Q2Water, and then according to QSection=Q1-Q2Calculate and pass through pressure Control the water-saving amount Q calculatedSection;3) ductwork pressure is performed and optimal service pressure is provided according to the water consumption of user per hour.
- 8. a kind of device, system, terminal device, storage device, and/or medium according to claim 7, its feature exist In the terminal device includes mobile and/or intelligent terminal;Described device includes mobile phone, computer, notebook computer, robot; The storage device includes the storage device of mobile phone, computer, notebook computer, robot, and/or system;The medium includes Hard disk, mobile hard disk, CD, floppy disk, document, file, USB flash disk.
- 9. the described device of claim 7 and/or 8, system, terminal device, the preparation method of storage device, and/or medium, described Preparation method include by it is described instruction and/or application program import, write-in, and/or move into described device, system, terminal device, In storage device, and/or medium.
- 10. any systems of claim 1-6, the described device of claim 7 and/or 8, system, terminal device, storage are set Application of the standby, and/or medium in leakage loss, control leakage loss, and/or preparation control leakage loss Related product is reduced.
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