CN113111474B - Management system capable of realizing pressure of remote water supply network - Google Patents
Management system capable of realizing pressure of remote water supply network Download PDFInfo
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- CN113111474B CN113111474B CN202110451664.XA CN202110451664A CN113111474B CN 113111474 B CN113111474 B CN 113111474B CN 202110451664 A CN202110451664 A CN 202110451664A CN 113111474 B CN113111474 B CN 113111474B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 84
- 238000012544 monitoring process Methods 0.000 claims abstract description 76
- 238000013480 data collection Methods 0.000 claims abstract description 44
- 238000013500 data storage Methods 0.000 claims abstract description 39
- 238000007726 management method Methods 0.000 claims abstract description 35
- 238000012545 processing Methods 0.000 claims abstract description 34
- 238000004458 analytical method Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims description 16
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- 238000003825 pressing Methods 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims description 4
- 238000004088 simulation Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000011161 development Methods 0.000 abstract description 8
- 230000009172 bursting Effects 0.000 abstract description 3
- 239000008400 supply water Substances 0.000 abstract description 2
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- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
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- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/18—Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/28—Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
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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
- 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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/08—Fluids
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2113/00—Details relating to the application field
- G06F2113/14—Pipes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/12—Timing analysis or timing optimisation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/14—Force analysis or force optimisation, e.g. static or dynamic forces
Abstract
The invention relates to the technical field of valve remote control, in particular to a management system capable of realizing remote water supply network pressure. A management system capable of realizing pressure of a remote water supply network is characterized in that: the system comprises a pipe network data collection and storage module, a pressure demand point analysis module, a pressure master control module, a client website, a client management module and a pressure master control module, wherein the pipe network data collection and storage module is connected with a local pressure reducing and stabilizing valve monitoring module on a main water pipe through an Internet of things, the pipe network data collection and storage module is respectively connected with the pressure demand point analysis module and the pipe network monitoring and processing module, the pressure demand point analysis module is respectively connected with the client website and the pressure master control module, the client website is connected with the client management module, and the pressure master control module is connected with the pipe network monitoring and processing module; the pressure main control module, the client management module and the pipe network monitoring processing module are respectively connected with the client, and the client is internally provided with a client service mobile phone APP and client service computer software. Compared with the prior art, the utility model can improve the pipe network utilization rate, reduce leakage and pipe bursting rate, supply water efficiently and promote the automatic development of the pipe network.
Description
Technical Field
The invention relates to the technical field of valve remote control, in particular to a management system capable of realizing remote water supply network pressure.
Background
Since the 21 st century, technology is becoming more and more advanced, automation is developing towards intellectualization, and automatic driving technology which needs safe and complex and changeable scenes is to be realized. However, the development of the pipe network system based on the fluid is slow, especially in the aspect of the water supply pipe network related to international folk life, the degree of automation is very low, the leakage rate is very high, the water resource is very wasted, the water source of China is not abundant, and the water resource is more saved. In recent years, the country is also concerned with the policy and fund support, the development direction of intelligent water affairs is put forward, and the leakage reduction target is set to be within 10%. However, due to the characteristics of the fluid, the development of corresponding valves is difficult and the cost is high especially for large-diameter water supply pipelines. For four and five years, although some developments are made, a lot of pipe network equipment and systems are available, most of the systems are only theoretically supported, the practical situation of specific implementation is not achieved, and no system scheme capable of being well solved is available.
Therefore, a pressure management system which is feasible, easy to realize and intelligent for adjusting the pressure of the pipe network according to the requirement is developed. Therefore, the utility ratio of the pipe network can be improved, the leakage and pipe explosion rate can be reduced, the water can be supplied efficiently, the automatic development of the pipe network can be promoted, the intelligent water service in China can be led, and the intelligent trend of the pipe network system is brought to the international front.
Disclosure of Invention
The invention provides a management system capable of realizing the pressure of a remote water supply network, which is used for overcoming the defects of the prior art, improving the utilization rate of the network, reducing the leakage and pipe bursting rate, efficiently supplying water and promoting the automatic development of the network.
In order to achieve the above purpose, the management system capable of realizing the pressure of the remote water supply network is designed and comprises a local pressure reducing and stabilizing valve monitoring module, a cloud pressure control system and a client, wherein the local pressure reducing and stabilizing valve monitoring module is respectively arranged on a main water pipe of each area, and a guide valve controller is arranged in the local pressure reducing and stabilizing valve monitoring module, and is characterized in that: the cloud pressure control system comprises a pipe network data collection and storage module, a pressure demand point analysis module, a client website, a pressure master control module, a client management module and a pipe network monitoring and processing module, wherein the pipe network data collection and storage module is connected with a local pressure reducing and stabilizing valve monitoring module on a main water pipe through the Internet of things, the pipe network data collection and storage module is respectively connected with the pressure demand point analysis module and the pipe network monitoring and processing module, the pressure demand point analysis module is respectively connected with the client website and the pressure master control module, the client website and the pressure master control module are connected with each other, the client website is connected with the client management module, and the pressure master control module is connected with the pipe network monitoring and processing module; the pressure main control module, the client management module and the pipe network monitoring processing module are respectively connected with a client, and a client service mobile phone APP and client service computer software are arranged in the client; the working modes of the management system comprise a time-pressure mode, a flow-pressure mode and an intelligent mode.
The specific flow of the time-pressure mode is as follows:
s11, starting;
s12, performing a simulation test by empirically setting time-pressure parameters;
s13, the client website selects a time-pressure mode;
s14, inputting time-pressure parameters;
s15, a pipe network data collection and storage module transmits signals when a time-pressure mode is started;
s16, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s17, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s18, modifying and executing the guide valve controller;
s19, comparing the pressure value by the guide valve controller;
s110, the guide valve controller starts an internal electromagnetic valve;
s111, opening a pilot valve of a hydraulic control valve by an electromagnetic valve to perform adjustment work;
s112, regulating pressure by a pilot-operated pilot valve controlled pressure reducing and stabilizing valve;
s113, performing a step (S19) after the pipeline meets the pressure requirement;
s114, a pipe network data collection and storage module transmits signals;
s115, the pressure demand point analysis module and the guide valve controller start data transmission;
s116, a pipe network data collection and storage module stores data;
s117, a pipe network monitoring processing module processes data;
s118, the pipe network monitoring processing module sends data;
s119, the client server displays pipe network information.
The flow-pressure mode is specifically as follows:
s21, collecting the flow on the network by an electronic flowmeter in the local pressure reducing and stabilizing valve monitoring module at the same time;
s22, after receiving the flow signal, the guide valve controller performs a step (S28);
s23, the client website selects a flow-pressure mode;
s24, the pipe network data collection and storage module transmits signals when the flow-pressure mode is started;
s25, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s26, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s27, modifying and executing the guide valve controller;
s28, the pilot valve controller compares the flow value;
s29, the guide valve controller starts an internal electromagnetic valve;
s210, an electromagnetic valve opens a pilot valve to perform adjustment;
s211, controlling a pressure reducing and stabilizing valve to adjust the opening of a valve by a pilot control pilot valve;
s212, after the pipeline meets the flow requirement, performing a step (S21);
s213, the pipe network data collection and storage module transmits signals;
s214, the pressure demand point analysis module and the guide valve controller start data transmission;
s215, a pipe network data collection and storage module stores data;
s216, a pipe network monitoring processing module processes data;
s217, a pipe network monitoring processing module sends data;
s218, the client server displays pipe network information.
The specific flow of the intelligent mode is as follows:
s31, starting;
s32, preparing area flow, height and distance information;
s33, the client website selects an intelligent mode;
s34, inputting the height, flow, distance parameters and the lowest pressure value and starting an intelligent mode;
s35, when the intelligent mode is started, the client website produces basic data and the pipe network data collection and storage module transmits signals;
s36, a pressure demand point analysis module acquires data;
s37, analyzing data by a pressure demand point analysis module;
s38, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s39, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s310, modifying and executing the guide valve controller;
s311, the pilot valve controller compares the pressure values;
s312, the guide valve controller starts an internal electromagnetic valve;
s313, the electromagnetic valve opens the pilot valve to perform adjustment;
s314, regulating pressure by using a pilot-operated valve to control a pressure reducing and stabilizing valve;
s315, after the pipeline meets the pressure requirement, performing a step (S311);
s316, the pipe network data collection and storage module transmits signals;
s317, the pressure demand point analysis module and the guide valve controller start data transmission;
s318, after the pipe network data collection and storage module stores data, performing a step (S36);
s319, a pipe network monitoring processing module processes data;
s320, the pipe network monitoring processing module sends data;
s321, the client server displays pipe network information;
s322, the client sends a data exception control signal;
s323, the pressure master control module receives and transmits the abnormal control signal and then performs the step (S39).
The local pressure reducing and stabilizing valve monitoring module comprises a signal antenna, a control and data communication box of a guide valve controller, a solenoid valve box of the guide valve controller, a battery box of the guide valve controller, a three-way switch, a pilot valve, a pressure reducing and stabilizing valve guide valve, a pressure reducing and stabilizing valve, a pipeline, a filter, a three-way connector and a connecting hose, wherein adjacent pipelines are connected through the pressure reducing and stabilizing valve, one end of the pressure reducing and stabilizing valve guide valve is connected to the upper part of the pressure reducing and stabilizing valve guide valve, the other end of the pressure reducing and stabilizing valve guide valve is connected to one end of the pilot valve, the other end of the pilot valve is respectively connected to the solenoid valve box of the guide valve controller and the first end of a first three-way connector through the three-way switch and the hose, the second end of the first three-way connector is connected to the pressure reducing and stabilizing valve through the filter, the second end of the second three-way connector is connected to the control and data communication box of the guide valve controller, and the third end of the second three-way connector is connected to the solenoid valve box of the guide valve controller; the control and data communication box of the guide valve controller is connected with the pressure reducing and stabilizing valve and the pressure and flow sensors on the pipeline, and the top of the control and data communication box of the guide valve controller is connected with the signal antenna; the control and data communication box of the guide valve controller is connected with the electromagnetic valve box of the guide valve controller through a wire, and the wire is connected with the electromagnetic valve box of the guide valve controller through a wire and the battery box of the guide valve controller.
The hydraulic control pilot valve comprises a valve body, a lock nut, an upper gland, a lower pressure plate, a diaphragm and a thimble, wherein the top of the valve body is connected with the upper gland to form a cavity structure, the diaphragm is arranged between the valve body and the upper gland, and the top of the upper gland is connected with the upper lock nut; the lower end of the thimble penetrates through the diaphragm, the lower pressing plate and the valve body and is positioned below the valve body; the lower part of the valve body is sleeved with 3 lower locking nuts.
Compared with the prior art, the invention provides the management system capable of realizing the pressure of the remote water supply network, which can improve the utilization rate of the network, reduce leakage and pipe bursting rates, efficiently supply water and promote the automatic development of the network.
Drawings
FIG. 1 is a system connection diagram of the present invention.
FIG. 2 is a system layout diagram of the present invention.
FIG. 3 is a flow chart of the time-pressure mode of the present invention.
FIG. 4 is a flow chart of the flow-pressure mode of the present invention.
FIG. 5 is a flow chart of the intelligent mode of the present invention.
FIG. 6 is a block diagram of a local pressure relief and stabilization valve monitoring module.
Fig. 7 is a front view of a local pressure reducing and stabilizing valve monitoring module structure.
FIG. 8 is a cross-sectional view of the pilot operated valve.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, the cloud pressure control system comprises a pipe network data collection and storage module, a pressure demand point analysis module, a client website, a pressure master control module, a client management module and a pipe network monitoring and processing module, wherein the pipe network data collection and storage module is connected with a local pressure reducing and stabilizing valve monitoring module on a main water pipe through the internet of things, the pipe network data collection and storage module is respectively connected with the pressure demand point analysis module and the pipe network monitoring and processing module, the pressure demand point analysis module is respectively connected with the client website and the pressure master control module, the client website is connected with the client management module, and the pressure master control module is connected with the pipe network monitoring and processing module; the pressure main control module, the client management module and the pipe network monitoring processing module are respectively connected with a client, and a client service mobile phone APP and client service computer software are arranged in the client; the working modes of the management system comprise a time-pressure mode, a flow-pressure mode and an intelligent mode.
As shown in fig. 3, the specific flow of the time-pressure mode is as follows:
s11, starting;
s12, performing a simulation test by empirically setting time-pressure parameters;
s13, the client website selects a time-pressure mode;
s14, inputting time-pressure parameters;
s15, a pipe network data collection and storage module transmits signals when a time-pressure mode is started;
s16, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s17, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s18, modifying and executing the guide valve controller;
s19, comparing the pressure value by the guide valve controller;
s110, the guide valve controller starts an internal electromagnetic valve;
s111, opening a pilot valve of a hydraulic control valve by an electromagnetic valve to perform adjustment work;
s112, regulating pressure by a pilot-operated pilot valve controlled pressure reducing and stabilizing valve;
s113, performing a step (S19) after the pipeline meets the pressure requirement;
s114, a pipe network data collection and storage module transmits signals;
s115, the pressure demand point analysis module and the guide valve controller start data transmission;
s116, a pipe network data collection and storage module stores data;
s117, a pipe network monitoring processing module processes data;
s118, the pipe network monitoring processing module sends data;
s119, the client server displays pipe network information.
As shown in fig. 4, the flow-pressure mode is specifically described as follows:
s21, collecting the flow on the network by an electronic flowmeter in the local pressure reducing and stabilizing valve monitoring module at the same time;
s22, after receiving the flow signal, the guide valve controller performs a step (S28);
s23, the client website selects a flow-pressure mode;
s24, the pipe network data collection and storage module transmits signals when the flow-pressure mode is started;
s25, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s26, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s27, modifying and executing the guide valve controller;
s28, the pilot valve controller compares the flow value;
s29, the guide valve controller starts an internal electromagnetic valve;
s210, an electromagnetic valve opens a pilot valve to perform adjustment;
s211, controlling a pressure reducing and stabilizing valve to adjust the opening of a valve by a pilot control pilot valve;
s212, after the pipeline meets the flow requirement, performing a step (S21);
s213, the pipe network data collection and storage module transmits signals;
s214, the pressure demand point analysis module and the guide valve controller start data transmission;
s215, a pipe network data collection and storage module stores data;
s216, a pipe network monitoring processing module processes data;
s217, a pipe network monitoring processing module sends data;
s218, the client server displays pipe network information.
As shown in fig. 5, the specific flow of the intelligent mode is as follows:
s31, starting;
s32, preparing area flow, height and distance information;
s33, the client website selects an intelligent mode;
s34, inputting the height, flow, distance parameters and the lowest pressure value and starting an intelligent mode;
s35, when the intelligent mode is started, the client website produces basic data and the pipe network data collection and storage module transmits signals;
s36, a pressure demand point analysis module acquires data;
s37, analyzing data by a pressure demand point analysis module;
s38, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s39, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s310, modifying and executing the guide valve controller;
s311, the pilot valve controller compares the pressure values;
s312, the guide valve controller starts an internal electromagnetic valve;
s313, the electromagnetic valve opens the pilot valve to perform adjustment;
s314, regulating pressure by using a pilot-operated valve to control a pressure reducing and stabilizing valve;
s315, after the pipeline meets the pressure requirement, performing a step (S311);
s316, the pipe network data collection and storage module transmits signals;
s317, the pressure demand point analysis module and the guide valve controller start data transmission;
s318, after the pipe network data collection and storage module stores data, performing a step (S36);
s319, a pipe network monitoring processing module processes data;
s320, the pipe network monitoring processing module sends data;
s321, the client server displays pipe network information;
s322, the client sends a data exception control signal;
s323, the pressure master control module receives and transmits the abnormal control signal and then performs the step (S39).
As shown in fig. 6 and 7, the local pressure reducing and stabilizing valve monitoring module comprises a signal antenna, a control and data communication box of a guide valve controller, an electromagnetic valve box of the guide valve controller, a battery box of the guide valve controller, a three-way switch, a pilot valve, a pressure reducing and stabilizing valve guide valve, a pressure reducing and stabilizing valve, pipelines, filters, three-way joints and connecting hoses, wherein adjacent pipelines 1 are connected through the pressure reducing and stabilizing valve 2, one end provided with the pressure reducing and stabilizing valve guide valve 3 is connected to the upper part of the pressure reducing and stabilizing valve 2, the other end of the pressure reducing and stabilizing valve guide valve 3 is connected with one end of the pilot valve 4, the other end of the pilot valve 4 is respectively connected with the electromagnetic valve box 6 of the guide valve controller and the first end of the first three-way joint 10 through the three-way switch 12 and the hoses, the second end of the first three-way joint 10 is connected with the pressure reducing and stabilizing valve 2, the third end of the first three-way joint 10 is connected with the first end of the second three-way joint 11 through the filter 9, the second end of the second three-way joint 11 is connected with the control and data communication box 5 of the guide valve controller, and the third end of the second three-way joint 11 is connected with the electromagnetic valve box 6 of the guide valve controller; the control and data communication box 5 of the guide valve controller is connected with the pressure and flow sensors on the pressure reducing and stabilizing valve 2 and the pipeline 1, and the top of the control and data communication box 5 of the guide valve controller is connected with the signal antenna 8; the control and data communication box 5 of the guide valve controller is connected with the electromagnetic valve box 6 of the guide valve controller through a wire, and the wire is connected with the electromagnetic valve box 6 of the guide valve controller with the battery box 7 of the guide valve controller through a wire.
As shown in fig. 8, the pilot valve 4 comprises a valve body, a lock nut, an upper gland, a lower pressure plate, a diaphragm and a thimble, wherein the top of the valve body 4-6 is connected with the upper gland 4-2 to form a cavity structure, the diaphragm 4-4 is arranged between the valve body 4-6 and the upper gland 4-2, and the top of the upper gland 4-2 is connected with the upper lock nut 4-1; the bottom of the diaphragm 4-4 is provided with a lower pressing plate 4-5, the top of the diaphragm 4-4 is provided with the upper end of a thimble 4-3, and the lower end of the thimble 4-3 penetrates through the diaphragm 4-4, the lower pressing plate 4-5 and the valve body 4-6 and is positioned below the valve body 4-6; the lower part of the valve body 4-6 is sleeved with 3 lower lock nuts 4-7.
For the sake of clarity, the embodiment of the intelligent network pressure management system provided by the invention is divided into the following ways, and the system layout only represents one of the possible numerous situations. As shown in FIG. 1, the main pipeline is decompressed by the decompression pressure stabilizing valve and then is divided into 7 branch pipes for different scenes. The left pipeline connection diagram forms a local hardware connection system, the right cloud and the client, and programs in the guide valve controller and the pressure sensor form a soft connection system, and the connecting lines represent data transmission.
The local pressure reducing and stabilizing valve monitoring module is a local connection system consisting of a pilot pressure reducing and stabilizing valve, a pilot valve and a pilot valve controller. The connection is shown in fig. 5 and 6, according to which: the pilot pressure reducing and stabilizing valve is arranged on the pipeline, the pilot valve of the pilot pressure reducing and stabilizing valve is fixed on the pilot valve of the pilot pressure reducing and stabilizing valve by a nut, and the pilot valve controller is arranged on one side of the pressure reducing valve. The pressure port of the pilot valve controller, the water inlet and outlet of the pilot valve and the pressure taking port of the main valve are connected by a quick-connection hose. For convenient maintenance and management, the guide valve controller is made into a combined module; the module comprises a left pressure sensor, a control chip, an electronic control and data communication box such as an internet of things card, a middle multi-channel electromagnetic valve box, a right battery box and three control boxes which are connected by fool-proof wire plugs. The external antenna can ensure that the signal is used in a severe environment.
The cloud end and the server end required by the invention contain 8 types of software or websites or services which need to run and connect with the Internet, and the data transmission function is configured and started according to the requirements. The local guide valve controller is required to install an Internet of things card and start data transmission, and is configured to start an internal pre-control program, 7 Internet of things pressure sensor plug-in Internet of things cards and start data transmission. The data association is shown by the connection in the figure, and the fluid characteristic that the pressure regulation at the back end of the hidden pressure reducing and stabilizing valve directly affects the pressure at the back end pressure sensor is not clearly shown, and the key closed-loop control is specifically described herein.
The invention realizes the functions. The intelligent pipe network pressure management system is used for adjusting the pressure at the rear end of the pressure reducing and stabilizing valve according to the pressure required by the far-end users of 7 branches at the rear end. This demand pressure is a 24 hour dynamic demand pressure throughout the day and meets the water demand of all users at the back end, with intelligent adjustments accurate to the minimum 1 minute interval adjustment. The pipe network parameter display is displayed on the client service software, and the parameters comprise front and rear end pressure of the pressure reducing and stabilizing valve, pressure at 7 pressure sensors of the Internet of things and flow used by 7 pipelines, wherein the pressure and the flow are slightly delayed data, and the delay is about 5s of real-time conditions. The client service software also displays the system running condition and the abnormal alarm condition. Meanwhile, the client service software is provided with a manual adjusting button for manually controlling the pressure reducing and stabilizing valve, the pressure reducing and stabilizing valve can be closed or opened through the button, but the automatic adjustment can be stopped when the function is started, and the operation can not be resumed until the option is closed. Thus, the emergency handling after manual verification is convenient by alarming. Abnormal automatic control adjustment can also be realized according to the setting situation, and in order to avoid the sudden water interruption of a user, the starting of the function needs to be considered by the user judiciously. In particular, the client service software stores two key parameter daily operation charts of pressure and flow, and stores the charts in a local device in a picture form, so that a customer can conveniently inquire and analyze the past operation conditions.
The invention operates the setting. And the system administrator creates a client account number by using client management software, and the client logs in a client website by using the account number. Each account has a dedicated network visual operation interface, and the use setting is performed in the page. The setting comprises the following specific points: binding of devices. Binding is accomplished with device numbers, each device having a unique serial number. In this example, the pilot valve controller and 7 pressure sensors have dedicated serial numbers to be bound.
The equipment attribute is set, and equipment is initialized, such as an Internet of things card number, a sampling period, a data transmission period, working condition basic parameters, an abnormal alarm mode, pressure limiting parameters and the like. The operation mode comprises mode selection and mode attribute setting, and saving and enabling.
The invention operates in "smart mode", as shown in fig. 5, and starts the preparation, according to the installation position of the sensor of the internet of things in this example, the maximum flow of the end partition user, the maximum use height of the area and the maximum delivery distance need to be prepared, and then the client website is input to start the "smart mode".
After the system is started, the data collection and storage software can send a data collection starting command, the end 7 pressure sensors of the Internet of things start to transmit pressure data after receiving the command, the guide valve controller can transmit front and rear end pressure and flow value of the flowmeter after receiving the command, and the data collection and storage software receives and stores the data.
In the aspect of pressure control, steady-state acquisition, pressure demand analysis software acquires flow, height and distance parameters input by a website, calculates each minimum pressure meeting the demands of 7 user areas, and simultaneously retrieves data stored by data collection and storage software to calculate to obtain the minimum pressure of the demands; then, the lowest pressure is taken as a reference, the collected terminal pressure data are compared, pressure control data are generated, and cloud master control software is notified; the cloud master control acquires pressure control data, integrates the pressure control data into a pressure reducing valve control command and sends a control signal, the pilot valve controller receives the signal to change a local control program to control the action of a pilot valve, the pilot valve is controlled to regulate the pressure at the rear end of a pressure reducing and stabilizing valve, and the pressure at a sensor of the far-end Internet of things is changed until the pressure is equal; at the moment, pressure demand analysis software obtains the pressure at the rear end of the pressure reducing and stabilizing valve and stores the pressure in a steady state; and (3) adjusting the pressure of the rear end of the steady-state pressure reducing and stabilizing valve in each period every day, dividing the pressing force into periods, and generating integrated time-pressure data by recording one-week operation data. And the cloud master control acquires time-pressure data from the pressure demand analysis software, generates a control signal for controlling time-pressure, the pilot valve controller receives the signal to change the local control program into a time-pressure mode for execution, and the pilot valve controller compares the pressure of the rear end of the pressure reducing and stabilizing valve to adjust the pilot valve, and the pilot valve adjusts the pressure reducing and stabilizing valve to meet the pressure demand of the rear end. During the tristable operation, the pressure demand analysis software analyzes the collected data and records the deviation from the minimum pressure value, corrects the time-pressure data every 7 days, and performs the steady-state regulation so as to correct different use situations.
In the aspect of pipe network monitoring, pipe network monitoring processing software invokes data of data collection and storage software, performs graphic processing, flow calculation and anomaly calculation, and sends the processed data to client software, and mobile phone APP and client service computer software display pipe network information. If abnormality occurs, the client can be used for sending abnormal control data to the cloud master, and the cloud master generates a pressure control signal to control the pressure of the pipe network.
The structural layout of the combined area implementation of the plurality of local pressure reducing and stabilizing valves is shown in fig. 2. And after the pump station, each branch and subdivision pressure area of the main pipeline is provided with a local pipe network pressure reducing and stabilizing valve control subsystem, and the adverse important nodes of the user side are provided with the pressure sensors of the Internet of things. And the steady-state time-pressure is formed through the comparison of the unfavorable point data, a local accurate pressure regulating system is controlled, and the pressure management of a large-area pipe network is realized.
And the front two branches form a control subsystem of the pressure reducing and stabilizing valve of the two-stage local pipe network, and the front stage realizes the two-way minimum pressure requirement by acquiring the pressure required by the front end of the final stage and integrating the pressure requirement of the management and control area.
And the comprehensive monitoring control function is realized, the full-area pressure monitoring, the sectional flow calculation and the pressure control of each branch are realized through the deployment.
The compatible joint system functions can be used together with SCADA system software compatible with water service systems, such as a water plant monitoring system, a secondary water supply monitoring system and a pump station monitoring system, are realized through networking and SCADA, DMA partitions like water supply in most areas are all part of intelligent water service, real-time monitoring and control are carried out in partial areas of an urban pipe network, and the intelligent pipe network pressure management system is combined to realize wider pressure management on regional water supply. Displaying pipe network data information through a client of the intelligent pressure management system; the automatic control and the remote manual control of the water plant can realize the multi-clock requirement of the control. And the safety pressure management measures under the failure condition are effectively solved.
The intelligent pressure management system can finely adjust the pressure of the pipe network in real time, so that information is fed back to the water supply pump station scheduling system to realize pressure management of the whole water supply pipe network. The installation of more node systems and the more subdivided management and control area realize remote monitoring and control, and according to unfavorable point pressure data acquisition, analysis, regulate and control pressure reducing and stabilizing valve control pipe network pressure for self-adaptation wisdom pressure control can be feasible, reliable realization.
Claims (3)
1. The utility model provides a can realize management system of remote water supply network pressure, includes local decompression steady voltage valve control module, high in the clouds pressure control system, customer end, is equipped with local decompression steady voltage valve control module on the main water pipe of each region respectively, is equipped with guide valve controller in the local decompression steady voltage valve control module, its characterized in that: the cloud pressure control system comprises a pipe network data collection and storage module, a pressure demand point analysis module, a client website, a pressure master control module, a client management module and a pipe network monitoring and processing module, wherein the pipe network data collection and storage module is connected with a local pressure reducing and stabilizing valve monitoring module on a main water pipe through the Internet of things, the pipe network data collection and storage module is respectively connected with the pressure demand point analysis module and the pipe network monitoring and processing module, the pressure demand point analysis module is respectively connected with the client website and the pressure master control module, the client website and the pressure master control module are connected with each other, the client website is connected with the client management module, and the pressure master control module is connected with the pipe network monitoring and processing module; the pressure main control module, the client management module and the pipe network monitoring processing module are respectively connected with a client, and a client service mobile phone APP and client service computer software are arranged in the client; the working modes of the management system comprise a time-pressure mode, a flow-pressure mode and an intelligent mode;
the specific flow of the time-pressure mode is as follows:
s11, starting;
s12, performing a simulation test by empirically setting time-pressure parameters;
s13, the client website selects a time-pressure mode;
s14, inputting time-pressure parameters;
s15, a pipe network data collection and storage module transmits signals when a time-pressure mode is started;
s16, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s17, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s18, modifying and executing the guide valve controller;
s19, comparing the pressure value by the guide valve controller;
s110, the guide valve controller starts an internal electromagnetic valve;
s111, opening a pilot valve of a hydraulic control valve by an electromagnetic valve to perform adjustment work;
s112, regulating pressure by a pilot-operated pilot valve controlled pressure reducing and stabilizing valve;
s113, performing step S19 after the pipeline meets the pressure requirement;
s114, a pipe network data collection and storage module transmits signals;
s115, the pressure demand point analysis module and the guide valve controller start data transmission;
s116, a pipe network data collection and storage module stores data;
s117, a pipe network monitoring processing module processes data;
s118, the pipe network monitoring processing module sends data;
s119, the client server displays pipe network information;
the flow-pressure mode is specifically as follows:
s21, collecting the flow on the network by an electronic flowmeter in the local pressure reducing and stabilizing valve monitoring module at the same time;
s22, after receiving the flow signal, the guide valve controller carries out step S28;
s23, the client website selects a flow-pressure mode;
s24, the pipe network data collection and storage module transmits signals when the flow-pressure mode is started;
s25, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s26, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s27, modifying and executing the guide valve controller;
s28, the pilot valve controller compares the flow value;
s29, the guide valve controller starts an internal electromagnetic valve;
s210, an electromagnetic valve opens a pilot valve to perform adjustment;
s211, controlling a pressure reducing and stabilizing valve to adjust the opening of a valve by a pilot control pilot valve;
s212, after the pipeline meets the flow requirement, performing step S21;
s213, the pipe network data collection and storage module transmits signals;
s214, the pressure demand point analysis module and the guide valve controller start data transmission;
s215, a pipe network data collection and storage module stores data;
s216, a pipe network monitoring processing module processes data;
s217, a pipe network monitoring processing module sends data;
s218, the client server displays pipe network information;
the specific flow of the intelligent mode is as follows:
s31, starting;
s32, preparing area flow, height and distance information;
s33, the client website selects an intelligent mode;
s34, inputting the height, flow, distance parameters and the lowest pressure value and starting an intelligent mode;
s35, when the intelligent mode is started, the client website produces basic data and the pipe network data collection and storage module transmits signals;
s36, a pressure demand point analysis module acquires data;
s37, analyzing data by a pressure demand point analysis module;
s38, the pressure main control module sends a control signal to the local pressure reducing and stabilizing valve monitoring module;
s39, receiving signals by a guide valve controller in the local pressure reducing and stabilizing valve monitoring module;
s310, modifying and executing the guide valve controller;
s311, the pilot valve controller compares the pressure values;
s312, the guide valve controller starts an internal electromagnetic valve;
s313, the electromagnetic valve opens the pilot valve to perform adjustment;
s314, regulating pressure by using a pilot-operated valve to control a pressure reducing and stabilizing valve;
s315, after the pipeline meets the pressure requirement, performing step S311;
s316, the pipe network data collection and storage module transmits signals;
s317, the pressure demand point analysis module and the guide valve controller start data transmission;
s318, after the pipe network data collection and storage module stores data, step S36 is carried out;
s319, a pipe network monitoring processing module processes data;
s320, the pipe network monitoring processing module sends data;
s321, the client server displays pipe network information;
s322, the client sends a data exception control signal;
s323, the pressure master control module receives and transmits the abnormal control signal and then proceeds to step S39.
2. The system for managing pressure in a remote water supply network according to claim 1, wherein: the local pressure reducing and stabilizing valve monitoring module comprises a signal antenna, a control and data communication box of a guide valve controller, a solenoid valve box of the guide valve controller, a battery box of the guide valve controller, a three-way switch, a pilot valve, a pressure reducing and stabilizing valve guide valve, a pressure reducing and stabilizing valve, pipelines, filters, three-way connectors and connecting hoses, wherein adjacent pipelines (1) are connected through the pressure reducing and stabilizing valve (2), the upper part of the pressure reducing and stabilizing valve (2) is connected with one end of the pressure reducing and stabilizing valve guide valve (3), the other end of the pressure reducing and stabilizing valve guide valve (3) is connected with one end of the pilot valve (4), the other end of the pilot valve (4) is respectively connected with the solenoid valve box (6) of the guide valve controller and the first end of the first three-way connector (10) through the three-way switch (12) and the hose, the second end of the first three-way connector (10) is connected with the first end of the second three-way connector (11), and the third end of the first three-way connector (10) is connected with the first end of the second three-way connector (11) through the filter (9), the second end of the second three-way connector (11) is connected with the control and the solenoid valve box of the data communication box (5), and the third end of the third valve controller (6) is connected with the solenoid valve box (6); the control and data communication box (5) of the guide valve controller is connected with the pressure and flow sensors on the pressure reducing and stabilizing valve (2) and the pipeline (1), and the top of the control and data communication box (5) of the guide valve controller is connected with the signal antenna (8); the control and data communication box (5) of the guide valve controller is connected with the electromagnetic valve box (6) of the guide valve controller through a wire, and the wire is connected with the electromagnetic valve box (6) of the guide valve controller through a wire and the battery box (7) of the guide valve controller.
3. The system for managing pressure in a remote water supply network according to claim 2, wherein: the hydraulic control pilot valve (4) comprises a valve body, a lock nut, an upper gland, a lower pressure plate, a diaphragm and a thimble, wherein the top of the valve body (4-6) is connected with the upper gland (4-2) to form a cavity structure, the diaphragm (4-4) is arranged between the valve body (4-6) and the upper gland (4-2), and the top of the upper gland (4-2) is connected with the upper lock nut (4-1); the bottom of the diaphragm (4-4) is provided with a lower pressing plate (4-5), the top of the diaphragm (4-4) is provided with the upper end of a thimble (4-3), and the lower end of the thimble (4-3) penetrates through the diaphragm (4-4), the lower pressing plate (4-5) and the valve body (4-6) and is positioned below the valve body (4-6); the lower part of the valve body (4-6) is sleeved with 3 lower locking nuts (4-7).
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