CN205538129U - Integrated analysis device of water supply network leakage loss control - Google Patents
Integrated analysis device of water supply network leakage loss control Download PDFInfo
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- CN205538129U CN205538129U CN201620089166.XU CN201620089166U CN205538129U CN 205538129 U CN205538129 U CN 205538129U CN 201620089166 U CN201620089166 U CN 201620089166U CN 205538129 U CN205538129 U CN 205538129U
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Abstract
The utility model provides an integrated analysis device of water supply network leakage loss control, the device is equipped with the flow supervisory equipment including the flow registering instrument, including third party communication transmission medium to and carrying out the system of main website that communicates through transfer protocols through third party communication transmission medium and flow supervisory equipment, flow supervisory equipment still includes first communication module. The mounting means is simple, and the integrated level is high, and test pipe diameter scope is wide, the method in proper order in steps: water supply network system area massing, carry out zero pressure test, to the block pipe network the regional end monitoring of intaking intake in real time flow and pressure and upload the system of main website, the system of main website receives real time pressure data and flow data to show, storage, analysis and report. Can in time discover the early sign that the water supply network leaks, the discernment wide range, location leakage point and analysis result check -up effectively fast, water supply system's the many -sided comprehensive benefit of economy, cost, resource, management and service is improved to the basic cost input of reducing water supply system.
Description
Technical field
The utility model relates to water supply network, particularly relates to the comprehensive analysis device of a kind of water supply network leakage loss monitoring.
Background technology
The existing monitoring method for pipe network leakage, such as acoustic signal monitoring, flow monitoring, pressure monitoring etc., these monitoring methods first pass through at fixing point installation sensor or monitoring device can collect and survey and the leakage points of Logic judgment existence, but, accomplish effectively to position concrete leakage points, must be by some auxiliary equipments, such as listening rod, leak detector etc..Missing existence due to the physics of water system to involve a wide range of knowledge, search the features such as difficulty, leakage points easily diffusion, the signal transducer or the monitoring device quantity unknown number that meet demand are big, certainly will increase water supply network leakage loss monitoring cost number.
Summary of the invention
Technical problem to be solved in the utility model is the defect making up above-mentioned prior art, it is provided that the comprehensive analysis device of a kind of water supply network leakage loss monitoring.
The comprehensive analysis device technical problem of water supply network leakage loss of the present utility model monitoring is solved by the following technical programs.
The comprehensive analysis device of this water supply network leakage loss monitoring, is provided with the traffic monitoring equipment including flow registering instrument.
The feature of the comprehensive analysis device of this water supply network leakage loss monitoring is:
Including third party's communication transmission media, and the main station system communicated by host-host protocol with described traffic monitoring equipment by described third party's communication transmission media, described main station system is for receiving transient data by communication module, and show, storage and management, by minimum stream analysis method at night, confirm minimum discharge at night, carry out pipe network model group test again, obtain pipe network model pipeline section position and ullage size information, in combination with pressure leakage loss index analysis, identify that user uses water feature, determine pressure and leakage loss relation curve, miss with more Precise control pipe network, finally produce this region pipe network model monitoring analysis report.
Described traffic monitoring equipment also includes the first communication module communicated with described third party's communication transmission media by host-host protocol, described first communication module passes through third party's communication transmission media according to host-host protocol transmission after the conversion of serial data conversion and IP data, realization is dialled up on the telephone and TCP/IP data communication, described host-host protocol is the one dialled in host-host protocol and TCP/IP host-host protocol of self-defining post package PPP, described traffic monitoring equipment is used for real-time monitored area flow of inlet water, pressure, and by the instantaneous delivery data of monitoring, pressure data uploads described main station system by first communication module.
The comprehensive analysis device technical problem of water supply network leakage loss of the present utility model monitoring is solved by technical scheme further below.
Described main station system is based on Embedded Hardware Platform and the industrial PC of linux or uClinux operating system, and PC (the Personal Computer that the kernel of CPU is X86-based or ARM framework, initialism is PC) in one, including communication module, and the leakage loss group test module being connected with described communication module respectively by data/address bus, night, minimum discharge analyzed module, pressure leakage loss index analysis module, display module, Reports module, memory module, operating system and existing and in the Dynamic link library library file of extension application programming interface (Application Programming Interface thereof, initialism is API).
Described communication module uploads described main station system in real time for resolving corresponding host-host protocol the data of described traffic monitoring equipment collection of reducing.
Described leakage loss group test module tests the mean value of data, maximum and minimum of a value for analyzing between each group, control test interval, it is ensured that the process before and after test and the integrality of data, produces a kind of of leakage loss group analysis and quantifies basic data source.
Described night minimum discharge analyze module for use mean value computation and minimum data method to continuous acquisition to minimum discharge at different night be analyzed, obtain minimum discharge at night, another producing leakage loss group analysis quantifies basic data source.
After described pressure leakage loss index analysis module is used for coordinating minimum discharge at night to change ductwork pressure value, quantifies the ullage reduced, pipe network model is analyzed and controls.
By in real time/history curve and form, described display module is for intuitively showing that synchronization/flow the most in the same time, pressure data change.
Described Reports module derives the historical electronic document of the Comprehensive analysis results i.e. region pipe network model monitoring analysis report of the file output pipe network leakage loss monitoring including word, excel form by figure, number integration by the way of being combined, set up historical data base, described region pipe network model monitoring analysis is reported the result including leakage loss group and testing, minimum discharge analysis result at night, pressure leakage loss index analysis result, is integrated flow, pressure curve figure, and guidance instruction.
Described memory module is for the flow data source of other modules inputted in real time according to the autonomous memory gap set and data form, pressure data store historical data storehouse.
The comprehensive analysis device technical problem of water supply network leakage loss of the present utility model monitoring is solved by following further technical scheme.
Described traffic monitoring equipment is at least one traffic monitoring equipment, and at least one the leakage loss control point being arranged on water supply network accordingly carries out traffic monitoring.
The flow registering instrument of described traffic monitoring equipment is the flow registering instrument using Linux or uClinux Embedded System Design, including supporting that caliber is the flow sensor of DN20～DN2000, pressure sensor, memory and liquid crystal display, for water inlet end flow, the collection of pressure, store and show, and uploading described main station system in real time with transmission protocol mode by described first communication module.
Described memory is the one in RAM card and storage card.
Described third party's communication transmission media is the wireless communication transmissions medium including GPRS that mobile communication operator provides.
The comprehensive analysis method of water supply network leakage loss of the present utility model monitoring, has following steps successively:
1) water supply pipe net system is blocking, have in being divided into some relatively independent blocking pipe network regions, each independent blocking pipe network region step by step and an only water inlet end, valve number is 3～10；
When water inlet end is more than 1, it is difficult to ensure the sealing in region, affect the accuracy of leakage loss test.Valve number is 11 or more, can increase the testing time, it is difficult to ensure the validity that night, minimum discharge was analyzed, and valve number is 1 or 2, it is difficult to ensure the validity of leakage loss group test.
2) select to carry out the blocking pipe network region of leakage loss analysis, carry out zero pressure test；
3) water inlet end in blocking pipe network region being monitored real-time flow of inlet water and pressure, and upload described main station system, flux unit is rice3/ hour, pressure unit is rice；
4) described main station system receives real-time pressure data and data on flows by communication module, and carries out showing, store, analyze and reporting.
Described step 2) select to carry out the blocking pipe network region of leakage loss analysis, carry out zero pressure test, have successively following step by step:
2 1) the water inlet end valve in blocking pipe network region, closed test region are closed；
2 2) by pressure sensor monitoring pressure data；
2 3) carried out terminal analysis pressure data by described traffic monitoring equipment, or analyzed pressure data by the memory module of described main station system, then shown result by display module；
If pressure reduces to zero, show that border seal is good, then carry out pressure data analysis；
If pressure does not reduces to zero, show that border seal is poor, then check valvular sealing in test zone, until pressure reduces to zero；
2 4) after having tested, open the water inlet end valve in blocking pipe network region, recover normal water supply.
Described step 3) water inlet end in blocking pipe network region is monitored real-time flow of inlet water and pressure, and upload described main station system, have successively following step by step:
3 1) at water inlet end, flow-monitoring device is installed, gathers data on flows and pressure data at least three days respectively by flow sensor and pressure sensor；
3 2) pressure data gathered and data on flows are cached；
3 3) pressure data and data on flows are shown on the spot by LCD MODULE；
3 4) with transmission protocol mode, real-time pressure data and data on flows are uploaded described main station system by communication module.
Described step 4) described main station system receives real-time pressure data and data on flows by communication module, and carries out showing, store, analyze and reporting, have successively following step by step:
4 1) described communication module obtains real-time pressure data and data on flows with transmission protocol mode；
4 2) described memory module completes real-time pressure data and data on flows write into Databasce, it is achieved storage；
4 3) pressure data and data on flows during described display module obtains described database carry out including the display of pressure and leakage loss relation curve form；
4 4) during described Reports module obtains database, pressure data and data on flows carry out the display of pressure and leakage loss relation report form；
4 5) in described minimum discharge analysis at night module acquisition database, pressure data and data on flows determine minimum discharge at night；
4 6) described leakage loss group test module combines minimum discharge at night and carries out water supply network leakage loss group analysis, obtains and includes region leakage loss pipeline section, the information of ullage；
4 7) described pressure leakage loss index analysis module obtains day wastage, it is provided that the prompting of more Precise control pipe network leakage；
Pressure with the basic relational expression of leakage loss is: L=(P1 ÷ P0)N；
In formula:
P0 is the force value before changing on pipe network；
P1 is the force value after changing on pipe network；
L is leakage loss index (%)；
N is depending on the coefficient 0.5～1.5 of the soft or hard of main leak type and tubing, and the N in blocking region is generally assumed to be 1.15；
4 8) described Reports module derives the historical electronic document that the i.e. region pipe network model monitoring analysis of Comprehensive analysis results of the file output pipe network leakage loss monitoring including word, excel form is reported by the way of figure, number integration combine, and it is stored in historical data base, described region pipe network model monitoring analysis is reported the result including leakage loss group and testing, minimum discharge analysis result at night, pressure leakage loss index analysis result, is integrated flow, pressure curve figure, and guidance instruction.
Described step by step 4 5) minimum discharge at night is analyzed module and is obtained pressure data and data on flows in database and determine minimum discharge at night, has following sub-step successively:
45 1) flow of inlet water when obtaining in historical data base first day 0～when 4, calculates minimum flow of inlet water Qmin1；
45 2) flow of inlet water when obtaining in historical data base second day 0～when 4, calculates minimum flow of inlet water Qmin2；
45 3) flow of inlet water when obtaining in historical data base the 3rd day 0～when 4, calculates minimum flow of inlet water Qmin3；
The rest may be inferred ...,
45 N) flow of inlet water when obtaining in historical data base the N days the 0th～when 4, calculate minimum flow of inlet water Qmin N；
Relatively Qmin1, Qmin2 ... Qmin N, determines minimum discharge Qmin at night in this block.
Described step by step 4 6) leakage loss group test module combines minimum discharge at night and carries out water supply network leakage loss group analysis, obtains and includes region leakage loss pipeline section, the information of ullage, has following sub-step successively:
46 1) block inner valve is numbered, the mode drawn near is used to determine numbered 1#, 2# ... M#, close duration of valve opening interval and ensure that the point of storage database is at least 15, guarantee remote traffic meter valve closing before test, and confirm that this point pressure is zero；
46 2) close make water supply flow curve smoother before flowmeter valve or higher than interval time 2 times after carry out leakage loss group test, be sequentially completed following operation:
Close 1# valve, record the shut-in time, wait interval time, it is ensured that storage point at least 15；
Close 2# valve, record the shut-in time, wait interval time, it is ensured that storage point at least 15；
The rest may be inferred ...,
Close M# valve, record the shut-in time, wait interval time, it is ensured that storage point at least 15；
After all valve closings are complete, wait interval time, it is ensured that storage point at least 15；
Open M# valve, record the opening time, wait interval time, it is ensured that storage point at least 15；
Open (M-1) # valve, record the opening time, wait interval time, it is ensured that storage point at least 15；
The rest may be inferred ...,
Open 1# valve, record the opening time, wait interval time, it is ensured that storage point at least 15；
After opening whole valve, make water supply flow curve smoother before closing flowmeter valve or higher than interval time 2 times；
After having tested, carry out water supply network leakage loss group analysis in conjunction with minimum discharge at night, be sequentially completed following operation:
Obtain first 30 minutes of the 1# valve closing of leakage loss group test to the historical data opening latter 30 minutes；
Calculate first 30 minutes interior flow mean value Q0 of 1# valve closing；
Calculate after 1# valve closing to removing the flow mean value Q1 after maximum, maximum Q1max, minimum of a value Q1min before 2# valve closing；
Calculate after 2# valve closing to removing the flow mean value Q2 after maximum, maximum Q2max, minimum of a value Q2min before 3# valve closing；
The like ...,
Calculate after M# valve closing to removing the flow mean value QM after maximum, maximum QMmax, minimum of a value QMmin before 1# valve opening；
It is sequentially completed following operation again:
Relatively minimum discharge Qmin size at night in Q0, this block, takes minimum of a value and resets Q0；
Calculating wastage Q1z=Q1-Q0 of 1# valve region, if Q1z >=0.8 × Q0, then there is severe leakage in 1# management valve region, otherwise continues to observe；
Calculating wastage Q2z=Q2-Q1 of 1# valve region, if Q2z >=0.8 × Q0, then there is severe leakage in 2# management valve region, otherwise continues to observe；
The like ...,
Calculating wastage QMz=QM-QM-1 of M# valve region, if QMz >=0.8 × Q0, then there is severe leakage in M# management valve region, otherwise continues to observe.
Described step by step 4 7) pressure leakage loss index analysis module obtains day wastage, it is provided that the prompting of more Precise control pipe network leakage, has following sub-step successively:
47 1) obtain before valve closing intake pressure in database, calculate leakage loss index L0 (%) under this pressure；
47 2) change force value is set, calculates leakage loss index L1 (%) under this pressure；
47 3) the i.e. pressure leakage loss index ratio L=of leakage ratio (L1/L0) × 100 (%) is calculated；
47 4) decreasing value Qx=Qmin × (1-L) of minimum discharge at current night is calculated；
47 5) ullage Qd=Qmin × L × 24 reduced 24 hours every days are calculated；
47 6) ductwork pressure is changed, miss with more Precise control pipe network, carry out effective management and control leakage ratio, control cost, innovation service, promote user satisfaction, improve the economy of water system, cost, resource, manage and service many comprehensive benefits, and reach effective coordination and common development.
The utility model compared with prior art provides the benefit that:
Device mounting means of the present utility model is simple, integrated level is high, tests caliber wide ranges, can find the early indication that water supply network leaks in time, identification range is wide, fast and effeciently location leakage points and analysis result verification, the basic cost reducing water system puts into, management and control leakage ratio, promote user satisfaction, auxiliary enterprises decision-making provides scheme support, improves the economy of water system, cost, resource, manages and service many comprehensive benefits, and reaches effective coordination and common development.
Accompanying drawing explanation
Fig. 1 is the compositional block diagram of the utility model device detailed description of the invention.
Detailed description of the invention
Below in conjunction with detailed description of the invention and compare accompanying drawing the utility model is illustrated.
A kind of comprehensive analysis device of water supply network leakage loss monitoring as shown in Figure 1, it is provided with third party's communication transmission media 2, includes the traffic monitoring equipment 3 of flow registering instrument 11 and first communication module 12, and the main station system 1 communicated by host-host protocol with traffic monitoring equipment 3 by third party's communication transmission media 2.Third party's communication transmission media 2 is the wireless communication transmissions medium including GPRS that mobile communication operator provides.Traffic monitoring equipment 3 is at least one traffic monitoring equipment, and at least one the leakage loss control point being arranged on water supply network accordingly carries out traffic monitoring.The flow registering instrument of traffic monitoring equipment 3 is the flow registering instrument using Linux or uClinux Embedded System Design, including supporting that caliber is the flow sensor of DN20～DN2000, pressure sensor, memory and liquid crystal display, for water inlet end flow, the collection of pressure, store and show, and uploading main station system 1 in real time with transmission protocol mode by first communication module 12.Memory is the one in RAM card and storage card.First communication module 12 passes through third party's communication transmission media 2 according to host-host protocol transmission after the conversion of serial data conversion and IP data, realization is dialled up on the telephone and TCP/IP data communication, host-host protocol is the one dialled in host-host protocol and TCP/IP host-host protocol of self-defining post package PPP, traffic monitoring equipment 3 is for real-time monitored area flow of inlet water, pressure, and by first communication module 12, the instantaneous delivery data of monitoring, pressure data are uploaded main station system 1.
Main station system 1 is based on Embedded Hardware Platform and the industrial PC of linux or uClinux operating system, and the one in the PC PC that the kernel of CPU is X86-based or ARM framework, including communication module 5, and leakage loss group test module 6, minimum discharge analysis at night module 7, pressure leakage loss index analysis module 8, display module 9, Reports module 10, memory module 4, operating system and existing and in the Dynamic link library library file of extension application programming interface API thereof being connected with communication module 5 respectively by data/address bus.Main station system 1 is for receiving transient data by communication module 5, and carry out showing, storage and management, by minimum stream analysis method at night, confirm minimum discharge at night, then carry out pipe network model group test, obtain pipe network model pipeline section position and ullage size information, in combination with pressure leakage loss index analysis, identify that user uses water feature, determine pressure and leakage loss relation curve, miss with more Precise control pipe network, finally produce this region pipe network model monitoring analysis report.
Communication module 5 is MODBUS, uploads main station system 1 in real time for resolving the data of corresponding host-host protocol the traffic monitoring equipment 3 that reduces collection.
Leakage loss group test module 6 tests the mean value of data, maximum and minimum of a value for analyzing between each group, control test interval, it is ensured that the process before and after test and the integrality of data, produces a kind of of leakage loss group analysis and quantifies basic data source.
Night minimum discharge analyze module 7 for use mean value computation and minimum data method to continuous acquisition to minimum discharge at different night be analyzed, obtain minimum discharge at night, another producing leakage loss group analysis quantifies basic data source.
After pressure leakage loss index analysis module 8 is used for coordinating minimum discharge at night to change ductwork pressure value, quantifies the ullage reduced, pipe network model is analyzed and controls.
By in real time/history curve and form, display module 9 is for intuitively showing that synchronization/flow the most in the same time, pressure data change.
Reports module 10 derives the historical electronic document of the Comprehensive analysis results i.e. region pipe network model monitoring analysis report of the file output pipe network leakage loss monitoring including word, excel form by figure, number integration by the way of being combined, set up historical data base, region pipe network model monitoring analysis is reported the result including leakage loss group and testing, minimum discharge analysis result at night, pressure leakage loss index analysis result, is integrated flow, pressure curve figure, and guidance instruction.
Memory module 4 is for the flow data source of other modules inputted in real time according to the autonomous memory gap set and data form, pressure data store historical data storehouse.
The comprehensive analysis method of the water supply network leakage loss monitoring of this detailed description of the invention, has following steps successively:
1) water supply pipe net system is blocking, have in being divided into some relatively independent blocking pipe network regions, each independent blocking pipe network region step by step and an only water inlet end, valve number is 3～10；
When water inlet end is more than 1, it is difficult to ensure the sealing in region, affect the accuracy of leakage loss test.Valve number is 11 or more, can increase the testing time, it is difficult to ensure the validity that night, minimum discharge was analyzed, and valve number is 1 or 2, it is difficult to ensure the validity of leakage loss group test.
2) select to carry out the blocking pipe network region of leakage loss analysis, carry out zero pressure test, have successively following step by step:
2 1) the water inlet end valve in blocking pipe network region, closed test region are closed；
2 2) by pressure sensor monitoring pressure data；
2 3) carried out terminal analysis pressure data by traffic monitoring equipment, or analyzed pressure data by the memory module of main station system, then shown result by display module；
If pressure reduces to zero, show that border seal is good, then carry out pressure data analysis；
If pressure does not reduces to zero, show that border seal is poor, then check valvular sealing in test zone, until pressure reduces to zero；
2 4) after having tested, open the water inlet end valve in blocking pipe network region, recover normal water supply；
3) water inlet end in blocking pipe network region being monitored real-time flow of inlet water and pressure, and upload main station system, flux unit is rice3/ hour, pressure unit is rice, have successively following step by step:
3 1) at water inlet end, flow-monitoring device is installed, gathers data on flows and pressure data at least three days respectively by flow sensor and pressure sensor；
3 2) pressure data gathered and data on flows are cached；
3 3) pressure data and data on flows are shown on the spot by LCD MODULE；
3 4) with transmission protocol mode, real-time pressure data and data on flows are uploaded main station system by communication module；
4) main station system receives real-time pressure data and data on flows by communication module, and carries out showing, store, analyze and reporting, have successively following step by step:
4 1) communication module obtains real-time pressure data and data on flows with transmission protocol mode；
4 2) memory module completes real-time pressure data and data on flows write into Databasce, it is achieved storage；
4 3) pressure data and data on flows during display module obtains database carry out including the display of pressure and leakage loss relation curve form；
4 4) during Reports module obtains database, pressure data and data on flows carry out the display of pressure and leakage loss relation report form；
4 5) minimum discharge at night is analyzed module and is obtained pressure data and data on flows in database and determine minimum discharge at night, has following sub-step successively:
45 1) flow of inlet water when obtaining in historical data base first day 0～when 4, calculates minimum flow of inlet water Qmin1；
45 2) flow of inlet water when obtaining in historical data base second day 0～when 4, calculates minimum flow of inlet water Qmin2；
45 3) flow of inlet water when obtaining in historical data base the 3rd day 0～when 4, calculates minimum flow of inlet water Qmin3；
The rest may be inferred ...,
45 N) flow of inlet water when obtaining in historical data base the N days the 0th～when 4, calculate minimum flow of inlet water Qmin N；
Relatively Qmin1, Qmin2 ... Qmin N, determines minimum discharge Qmin at night in this block；
4 6) leakage loss group test module combines minimum discharge at night and carries out water supply network leakage loss group analysis, obtains and includes region leakage loss pipeline section, the information of ullage, has following sub-step successively:
46 1) block inner valve is numbered, the mode drawn near is used to determine numbered 1#, 2# ... M#, close duration of valve opening interval and ensure that the point of storage database is at least 15, guarantee remote traffic meter valve closing before test, and confirm that this point pressure is zero；
46 2) close make water supply flow curve smoother before flowmeter valve or higher than interval time 2 times after carry out leakage loss group test, be sequentially completed following operation:
Close 1# valve, record the shut-in time, wait interval time, it is ensured that storage point at least 15；
Close 2# valve, record the shut-in time, wait interval time, it is ensured that storage point at least 15；
The rest may be inferred ...,
Close M# valve, record the shut-in time, wait interval time, it is ensured that storage point at least 15；
After all valve closings are complete, wait interval time, it is ensured that storage point at least 15；
Open M# valve, record the opening time, wait interval time, it is ensured that storage point at least 15；
Open (M-1) # valve, record the opening time, wait interval time, it is ensured that storage point at least 15；
The rest may be inferred ...,
Open 1# valve, record the opening time, wait interval time, it is ensured that storage point at least 15；
After opening whole valve, make water supply flow curve smoother before closing flowmeter valve or higher than interval time 2 times；
After having tested, carry out water supply network leakage loss group analysis in conjunction with minimum discharge at night, be sequentially completed following operation:
Obtain first 30 minutes of the 1# valve closing of leakage loss group test to the historical data opening latter 30 minutes；
Calculate first 30 minutes interior flow mean value Q0 of 1# valve closing；
Calculate after 1# valve closing to removing the flow mean value Q1 after maximum, maximum Q1max, minimum of a value Q1min before 2# valve closing；
Calculate after 2# valve closing to removing the flow mean value Q2 after maximum, maximum Q2max, minimum of a value Q2min before 3# valve closing；
The like ...,
Calculate after M# valve closing to removing the flow mean value QM after maximum, maximum QMmax, minimum of a value QMmin before 1# valve opening；
It is sequentially completed following operation again:
Relatively minimum discharge Qmin size at night in Q0, this block, takes minimum of a value and resets Q0；
Calculating wastage Q1z=Q1-Q0 of 1# valve region, if Q1z >=0.8 × Q0, then there is severe leakage in 1# management valve region, otherwise continues to observe；
Calculating wastage Q2z=Q2-Q1 of 1# valve region, if Q2z >=0.8 × Q0, then there is severe leakage in 2# management valve region, otherwise continues to observe；
The like ...,
Calculating wastage QMz=QM-QM-1 of M# valve region, if QMz >=0.8 × Q0, then there is severe leakage in M# management valve region, otherwise continues to observe；
4 7) pressure leakage loss index analysis module obtains day wastage, it is provided that the prompting of more Precise control pipe network leakage；
Pressure with the basic relational expression of leakage loss is: L=(P1 ÷ P0)N；
In formula:
P0 is the force value before changing on pipe network；
P1 is the force value after changing on pipe network；
L is leakage loss index (%)；
N is depending on the coefficient 0.5～1.5 of the soft or hard of main leak type and tubing, and the N in blocking region is generally assumed to be 1.15；
There is following sub-step successively:
47 1) obtain before valve closing intake pressure in database, calculate leakage loss index L0 (%) under this pressure；
47 2) change force value is set, calculates leakage loss index L1 (%) under this pressure；
47 3) the i.e. pressure leakage loss index ratio L=of leakage ratio (L1/L0) × 100 (%) is calculated；
47 4) decreasing value Qx=Qmin × (1-L) of minimum discharge at current night is calculated；
47 5) ullage Qd=Qmin × L × 24 reduced 24 hours every days are calculated；
47 6) ductwork pressure is changed, miss with more Precise control pipe network, carry out effective management and control leakage ratio, control cost, innovation service, promote user satisfaction, improve the economy of water system, cost, resource, manage and service many comprehensive benefits, and reach effective coordination and common development；
4 8) Reports module derives the historical electronic document that the i.e. region pipe network model monitoring analysis of Comprehensive analysis results of the file output pipe network leakage loss monitoring including word, excel form is reported by the way of figure, number integration combine, and it is stored in historical data base, region pipe network model monitoring analysis is reported the result including leakage loss group and testing, minimum discharge analysis result at night, pressure leakage loss index analysis result, is integrated flow, pressure curve figure, and guidance instruction.
Above content is to combine concrete preferred embodiment further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For the utility model person of an ordinary skill in the technical field; make some equivalents without departing from the concept of the premise utility to substitute or obvious modification; and performance or purposes are identical, the scope of patent protection that the utility model is determined all should be considered as belonging to by the claims submitted to.
Claims (6)
1. a comprehensive analysis device for water supply network leakage loss monitoring, is provided with the traffic monitoring equipment including flow registering instrument, it is characterised in that:
Including third party's communication transmission media, and the main station system communicated by host-host protocol with described traffic monitoring equipment by described third party's communication transmission media；
Described traffic monitoring equipment also includes the first communication module communicated with described third party's communication transmission media by host-host protocol.
2. the comprehensive analysis device of water supply network leakage loss monitoring as claimed in claim 1, it is characterised in that:
Described main station system is based on Embedded Hardware Platform and the industrial PC of linux or uClinux operating system, and the one in the PC PC that the kernel of CPU is X86-based or ARM framework, including communication module, and the leakage loss group being connected with described communication module respectively by data/address bus tests module, minimum discharge at night analyzes module, pressure leakage loss index analysis module, display module, Reports module, memory module, operating system.
3. the comprehensive analysis device of water supply network leakage loss monitoring as claimed in claim 1, it is characterised in that:
Described traffic monitoring equipment is at least one traffic monitoring equipment, is arranged at least one leakage loss control point of water supply network accordingly.
4. the comprehensive analysis device of water supply network leakage loss monitoring as claimed in claim 3, it is characterised in that:
The flow registering instrument of described traffic monitoring equipment is the flow registering instrument using Linux or uClinux Embedded System Design, including supporting that caliber is the flow sensor of DN20～DN2000, pressure sensor, memory and liquid crystal display.
5. the comprehensive analysis device of water supply network leakage loss monitoring as claimed in claim 4, it is characterised in that:
Described memory is the one in RAM card and storage card.
6. the comprehensive analysis device of water supply network leakage loss monitoring as claimed in claim 1, it is characterised in that:
Described third party's communication transmission media is the wireless communication transmissions medium including GPRS that mobile communication operator provides.
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| CN201620089166.XU Expired - Fee Related CN205538129U (en) | 2016-01-29 | 2016-01-29 | Integrated analysis device of water supply network leakage loss control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109145413A (en) * | 2018-08-03 | 2019-01-04 | 泰华智慧产业集团股份有限公司 | Gravity pipeline station receives water surface analysis method and device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109145413A (en) * | 2018-08-03 | 2019-01-04 | 泰华智慧产业集团股份有限公司 | Gravity pipeline station receives water surface analysis method and device |
| CN109145413B (en) * | 2018-08-03 | 2023-04-07 | 泰华智慧产业集团股份有限公司 | Method and device for analyzing water collection range of gravity pipeline pump station |
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