CN113359552A - Water supply pump room automatic control system and method based on big data analysis - Google Patents
Water supply pump room automatic control system and method based on big data analysis Download PDFInfo
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- CN113359552A CN113359552A CN202110618614.6A CN202110618614A CN113359552A CN 113359552 A CN113359552 A CN 113359552A CN 202110618614 A CN202110618614 A CN 202110618614A CN 113359552 A CN113359552 A CN 113359552A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention discloses a water supply pump room automatic control system based on big data analysis, which comprises a primary water supply pump room, a plurality of secondary water supply pump rooms connected with the primary water supply pump room, a wireless pressure sensor arranged at the water outlet ends of the primary water supply pump room and the secondary water supply pump rooms, and an intelligent control terminal connected with the wireless pressure sensor, wherein the primary water supply pump room is connected with a water source, the secondary water supply pump rooms are connected with a water terminal and used for supplying water for the water terminal, the secondary water supply pump room comprises a water inlet pipe connected with the primary water supply pump room, a water outlet pipe connected with the water terminal, and a pressure regulating pump arranged between the water inlet pipe and the water outlet pipe, the intelligent control terminal is in communication connection with the pressure regulating pump, and the wireless pressure sensor is arranged on the water outlet pipe. Compared with the prior art, the water supply pump room automatic control system based on big data analysis provided by the invention has the advantages of full-day time interval adaptation and automatic calculation, control and adjustment. The invention also provides a water supply pump room automatic control method based on big data analysis.
Description
Technical Field
The invention relates to edge intelligence, automatic control and cloud computing in the field of water supply, in particular to a water supply pump room automatic control system and method based on big data analysis.
Background
In the urban water supply process, because water supply network pressure loss, lift are not enough, lead to user's water pressure not enough, it is poor to experience with water, consequently, during the pipe network that resident household was carried from the water works to the running water, increased once supply booster pump room and secondary water supply booster pump room, aim at providing flow, the stable running water of pressure for the resident.
At present, the water supply pump room carries out PID regulation with end pressure around the water pump to the water pump, adjusts the operating frequency of water pump through end pressure around the water pump to make pump delivery pressure stable. This kind of regulation, extensive guarantee feed pump rear end water pressure, nevertheless all have very long distance from water end (tap) to secondary water supply pump house and primary water supply pump house, and the change of water end water pressure of using is detected by secondary water supply pump house and needs certain time, and the change of secondary water supply pump house water pressure can need longer time by primary water supply pump house detection, and this just leads to the secondary water supply pump house to need to maintain the pump speed of minimum feed water pressure, and the pump speed of minimum feed water pressure also needs to be maintained to primary water supply pump house.
The diameter of the output pipeline of the secondary water supply pump room is smaller than that of the output pipeline of the primary water supply pump room by tens of times, the power consumption required for maintaining the lowest pump speed is low, and the power consumption required for maintaining the lowest pump speed of the primary water supply pump room is large. However, the number of the primary water supply pump rooms in the city is far smaller than that of the secondary water supply pump rooms, so that the sum of the electric quantity consumed by the primary water supply pump rooms and the secondary water supply pump rooms is extremely large. However, during the night and off-peak periods, the power consumption is only to maintain the minimum water supply pressure, and if the tail end of the water is not used, the consumption is purely useless.
Therefore, it is necessary to provide a big data analysis-based automatic water supply pump room control system and method with full day period adaptation and automatic calculation control and adjustment to solve the above technical problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a water supply pump room automatic control system and method based on big data analysis, which are adaptive and automatically calculated, controlled and adjusted all day long.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a supply water pump house autonomous system based on big data analysis, including once supply water pump house, with a plurality of secondary water supply pump houses that supply water pump house to connect, set up in once supply water pump house with the wireless pressure sensor of secondary water supply pump house, and with the intelligent control terminal that wireless pressure sensor connects, once supply water pump house and water source connection, secondary water supply pump house is connected with water terminal and is used for supplying water for water terminal, secondary supply water pump house include with the inlet tube that once supplies water pump house to connect, with water terminal connection's outlet pipe, set up in the inlet tube with pressure regulating pump between the outlet pipe, intelligent control terminal with pressure regulating pump communication connection, wireless pressure sensor set up in the outlet pipe.
Preferably, the pressure regulating pump comprises a base, a water passing seat which is installed on the base and is provided with a water passing cavity, a first pressure cavity communicated with the water passing cavity, an impeller which is arranged in the first pressure cavity, a volute which is close to the impeller and is arranged at an interval relative to the impeller, and a driving motor which drives the impeller to rotate, wherein the volute is arranged at the joint of the first pressure cavity and the water passing cavity, and the driving motor is in communication connection with the intelligent control terminal.
Preferably, the pressure regulating pump further comprises a second pressure cavity arranged on one side of the first pressure cavity far away from the water passing cavity and communicated with the first pressure cavity, a connecting switch arranged on the wall of the second pressure cavity, and a pressure regulating device arranged outside the second pressure cavity and covering the connecting switch, wherein the pressure regulating device is electrically connected with the connecting switch, and meanwhile, the pressure regulating device is in communication connection with the intelligent control terminal.
Preferably, the pressure regulating pump further comprises a communication module installed on the base, the communication module is respectively connected with the wireless pressure sensor, the connecting switch, the pressure regulating device and the driving motor, and the wireless pressure sensor, the connecting switch, the pressure regulating device and the driving motor are all in communication connection with the intelligent control terminal through the communication module.
Preferably, the structure of the primary water supply pump room is the same as that of the secondary water supply pump room, the diameter of the pipeline of the primary water supply pump room is 30 times to 50 times that of the pipeline of the secondary water supply pump room, and the thickness of the pipeline of the primary water supply pump room is 5 times that of the pipeline of the secondary water supply pump room.
The automatic control method of the water supply pump house based on big data analysis provides the automatic control system of the water supply pump house based on big data analysis, and comprises the following steps:
step S10, the wireless pressure sensor monitors the water pressure of the water outlet ends of the primary water supply pump room and the secondary water supply pump room, and the wireless pressure sensor uploads the monitored water pressure data of the primary water supply pump room and the monitored water pressure data of each secondary water supply pump room to the intelligent control terminal in real time;
step S20, the intelligent control terminal carries out big data modeling analysis on the primary water supply pump room water pressure data and each secondary water supply pump room water pressure data to obtain a water pump operation strategy;
and step S30, the intelligent control terminal adjusts the primary water supply pump room and the secondary water supply pump room in a time-sharing mode according to the water pump operation strategy.
Preferably, in step S20, the big data modeling analysis further includes:
the energy efficiency management model is used for controlling the power consumption of the primary water supply pump room and the secondary water supply pump room, wherein the calculation formula of the power loss Cn of the single primary water supply pump room/secondary water supply pump room is as follows:
wherein, I (i) is the power consumption of a single water pump in the pump room; a is the energy consumption of the pump room control system and is a constant.
Preferably, the big data modeling analysis comprises:
the pressure loss model is used for determining the influence of pipeline materials, pipeline laying angle lines and pipeline corner nodes on water supply pressure in the water supply network, wherein the calculation formula of the pressure loss Pn in the whole pipe network is as follows:
wherein h (i) is the pressure loss of each section of pipeline in the water supply network due to the material; k (i) is the pressure loss caused by the bending of the water supply nodes and the pipelines in the water supply network; l (i) pressure loss generated by the valve to the home.
Preferably, the big data modeling analysis further comprises:
the pressure response model monitors real-time pressure of water outlet ends of the primary water supply pump room and the secondary water supply pump room in real time through the wireless pressure sensor, compares the value of the real-time pressure with the pressure loss model, and is used for correcting the pressure loss model;
the water pressure demand Δ P is calculated as follows:
wherein, P0 is the total pressure of pump room water supply, and F is the constant of supply current coefficient, and is the constant.
Preferably, the big data modeling analysis further comprises:
and the pump speed decision model can obtain corresponding water supply pressure by adjusting the rotating speed R of the single water supply pump according to the pressure loss model, the pressure response model and the energy efficiency management model, and the calculating formula of the rotating speed R (i) of the single water supply pump is as follows:
and acquiring a historical data model and detecting and determining the water pressure demand and the current total water supply pressure P0 of the pump room in real time according to the pump speed decision model, wherein the intelligent control terminal can control the starting number of the water supply pumps in a single pump room and the rotating speed of the single water supply pump.
In summary, compared with the prior art, the water supply pump room automatic control system and the method based on big data analysis provided by the invention have the advantages that the intelligent control terminal is connected with the wireless pressure sensor, the intelligent control terminal is in communication connection with the pressure regulating pump, the wireless pressure sensor transmits the water pressure of the water outlet pipes of the primary water supply pump room and the secondary water supply pump room to the intelligent control terminal in real time, the intelligent control terminal analyzes big data, and regulates and controls the working state of the pressure regulating pump in the primary water supply pump room and the secondary water supply pump room, so that the time-sharing regulation and control of the water supply pump room automatic control system based on big data analysis are realized, residents can stop the pump in an idle (small water consumption) state while stable water consumption is ensured, and the power consumption of the pump room is greatly reduced, the service life of the pump house is prolonged, and meanwhile, the water cost can be reduced, so that the pump house has great significance for civilian life; through setting up the pressure regulating pump include first pressure chamber, set up in impeller in the first pressure chamber, with the second pressure chamber of first pressure chamber intercommunication, set up in the connecting switch in the chamber wall of second pressure chamber, cover connecting switch's pressure regulating device utilizes driving motor drives the impeller is rotatory, through control the rotational speed regulation of impeller the pressure in the first pressure chamber, simultaneously, utilize pressure regulating device is right pressure in the second pressure chamber carries out electrodeless regulation and control, makes pressure regulating pump's pressure regulation mode and pump house system adaptation promote control efficiency, guarantee the pressure regulation effect.
Drawings
FIG. 1 is a schematic structural framework diagram of a water supply pump house automatic control system based on big data analysis provided by the invention;
FIG. 2 is a schematic perspective view of a partial structure of a water supply pump house autonomous system based on big data analysis according to the present invention;
FIG. 3 is a sectional view of the water supply pumping house autonomous system based on big data analysis shown in FIG. 2, taken along the line A-A;
FIG. 4 is an enlarged view of a portion B of the water supply pumping house autonomous system based on big data analysis shown in FIG. 3;
FIG. 5 is a flow chart of a water supply pumping house automatic control method based on big data analysis provided by the invention;
fig. 6 is an interaction diagram of a big data modeling process in the water supply pumping room automatic control method based on big data analysis provided by the invention.
In the figure, 100, a water supply pump house automatic control system based on big data analysis; 10. a primary water supply pump house; 20. a secondary water supply pump house; 21. a water inlet pipe; 22. a water outlet pipe; 23. a pressure regulating pump; 231. a base; 232. a water passing seat; 2321. a water passing cavity; 233. a first pressure chamber; 234. an impeller; 235. a volute; 236. a drive motor; 237. a second pressure chamber; 238. a connecting switch; 239. a pressure regulating device; 30. a wireless pressure sensor; 40. an intelligent control terminal; 101. and (5) using water for termination.
Detailed Description
The invention is described in detail below with reference to the figures and examples. The following experimental examples and examples are intended to further illustrate but not limit the invention.
Referring to fig. 1 to 4, the present invention provides a big data analysis-based water supply pump house automatic control system 100, wherein the big data analysis-based water supply pump house automatic control system 100 includes a primary water supply pump house 10, a plurality of secondary water supply pump houses 20 connected to the primary water supply pump house 10, wireless pressure sensors 30 disposed on the primary water supply pump house 10 and the secondary water supply pump houses 20, and an intelligent control terminal 40 connected to the wireless pressure sensors 30. Wherein, the primary water supply pump room 10 is connected with a water source, and the secondary water supply pump room 20 is connected with the water terminal 101 and is used for supplying water for the water terminal 101.
The secondary water supply pump room 20 comprises a water inlet pipe 21 connected with the primary water supply pump room 10, a water outlet pipe 22 connected with the water terminal 101, and a pressure regulating pump 23 arranged between the water inlet pipe 21 and the water outlet pipe 22.
The wireless pressure sensor 30 is arranged on the water outlet pipe 22 and used for monitoring the water pressure of the water outlet pipe 22 in real time, transmitting the monitored water pressure data to the intelligent control terminal 40 in real time, and analyzing big data by the intelligent control terminal 40.
The pressure regulating pump 23 is in communication connection with the intelligent control terminal 40. Specifically, the pressure regulating pump 23 includes a base 231, a water passing seat 232 mounted on the base 231 and having a water passing cavity 2321, a first pressure chamber 233 communicated with the water passing cavity 2321, an impeller 234 disposed in the first pressure chamber 233, a volute 235 disposed close to the impeller 234 and opposite to the impeller 234 at an interval, a driving motor 236 driving the impeller 234 to rotate, a second pressure chamber 237 disposed on a side of the first pressure chamber 233 away from the water passing cavity 2321 and communicated with the first pressure chamber 233, a connection switch 238 disposed on a wall of the second pressure chamber 237, a pressure regulating device 239 disposed outside the second pressure chamber 237 and covering the connection switch 238, and a communication module (not shown) mounted on the base 231.
The base 231 serves as a support. Simultaneously, in production and installation, it is a plurality of pressure regulating pump 23 can share one usually base 231, so minimize pressure regulating pump 23's occupation of land space, simultaneously, it is comparatively compact a plurality of pressure regulating pump 23 structure is favorable to the management and control of pressure, has avoided setting up too dispersion because of pressure regulating pump 23 and has leaded to the condition emergence that different pump body pressures are different in same pump house.
The volute 235 is arranged at the connection position of the first pressure chamber 233 and the water passing chamber 2321, and the driving motor 236 is in communication connection with the intelligent control terminal 40. In the working process of the water supply pump house self-control system 100 based on big data analysis, when the intelligent control terminal 40 receives the pressure signal of the wireless pressure sensor 30 and needs to be pressurized according to big data analysis, the intelligent control terminal 40 sends a working signal to the driving motor 236, the driving motor 236 drives the impeller 234 to rotate, and the impeller 234 cooperates with the turbine 235 to increase the pressure in the first pressure chamber 233.
In the single secondary water supply pump room 20, the number of the working pressure regulating pumps 23 and the rotating speed of the impeller 234 in the single pressure regulating pump 23 are controlled by the intelligent control terminal 40, and on the premise of meeting the water pressure of the water outlet pipe 22, the energy consumption of the pressure regulating pump 23 is saved as much as possible.
For example, when the intelligent control terminal 40 calculates according to big data that the water consumption rate of the user is lower in a certain period of time at night, the intelligent control terminal 40 controls the secondary water supply pump room 20 supplying water to the area, and reduces the number of the pressure regulating pumps 23 operating in the period of time and the energy consumption of a single pressure regulating pump 23, thereby implementing time-sharing regulation of the water supply pump room automatic control system 100 based on big data analysis.
The pressure adjusting device 239 is electrically connected with the connecting switch 238, and meanwhile, the pressure adjusting device 239 is in communication connection with the intelligent control terminal 40. In this way, the pressure adjusting device 239 and the connection switch 238 are used to perform stepless adjustment on the second pressure cavity 237 together, that is, the pressure of the pressure adjusting pump 23 by the first pressure cavity 237 is adjusted to be coarse adjustment, when the intelligent control terminal 40 controls the rotation speeds of the driving motor 236 and the impeller 234 to make the water pressure value of the corresponding water outlet pipe 22 approach the target value, the connection switch 238 is turned on, so that the pressure adjusting device 239 acts on the second pressure cavity 237, and further fine adjustment and stepless adjustment of the water pressure of the water outlet pipe 22 are realized.
Preferably, in the present embodiment, the pressure regulator 239 is a water pressure controller manufactured by Andon electronics, Inc. under model number LU-926UJ8V 7. Of course, in other embodiments of the present invention, the pressure adjusting device 239 may be any other machine capable of adjusting the water pressure, and is within the protection scope of the present invention.
Specifically, the communication module is respectively connected to the wireless pressure sensor 30, the connection switch 238, the pressure adjustment device 239, and the driving motor 236. The wireless pressure sensor 30, the connection switch 238, the pressure adjusting device 239 and the driving motor 236 are all connected to the intelligent control terminal 40 through the communication module.
The structure of the primary water supply pump room 10 is the same as that of the secondary water supply pump room 20, the water inlet pipe of the primary water supply pump room 10 is connected with a water source, and the water outlet pipe of the primary water supply pump room 10 is connected with the water inlet pipe 21 of the secondary water supply pump room 20.
Wherein, the pipeline diameter of the primary water supply pump room 10 is 30 times to 50 times of the pipeline diameter of the secondary water supply pump room 20, and the pipeline thickness of the primary water supply pump room 10 is 5 times of the pipeline thickness of the secondary water supply pump room 20.
Referring to fig. 5 to 6, the present invention further provides a method for automatically controlling a water supply pumping house based on big data analysis, which provides the above-mentioned automatic control system 100 for a water supply pumping house based on big data analysis. The method specifically comprises the following steps:
step S10, the wireless pressure sensor monitors the water pressure of the water outlet ends of the primary water supply pump room and the secondary water supply pump room, and the wireless pressure sensor uploads the monitored water pressure data of the primary water supply pump room and the monitored water pressure data of each secondary water supply pump room to the intelligent control terminal in real time;
step S20, the intelligent control terminal carries out big data modeling analysis on the primary water supply pump room water pressure data and each secondary water supply pump room water pressure data to obtain a water pump operation strategy;
specifically, in this step, the big data modeling analysis includes an energy efficiency management model, a pressure loss model, a pressure response model, and a pump speed decision model.
The energy efficiency management model is used for controlling the power consumption of the primary water supply pump room and the secondary water supply pump room. Specifically, the calculation formula of the power loss Cn of the single sequential water supply pump room/secondary water supply pump room is as follows:
wherein, I (i) is the power consumption of a single water pump in the pump room; a is the energy consumption of the pump room control system and is a constant.
The pressure loss model is used for determining the influence of pipeline materials, pipeline laying angle lines and pipeline corner nodes on water supply pressure in the water supply network. Specifically, the calculation formula of the pressure loss Pn in the whole pipe network is as follows:
wherein h (i) is the pressure loss of each section of pipeline in the water supply network due to the material; k (i) is the pressure loss caused by the bending of the water supply nodes and the pipelines in the water supply network; l (i) pressure loss generated by the valve to the home.
The pressure response model detects real-time pressure of the water outlet ends of the primary water supply pump room and the secondary water supply pump room in real time through the wireless pressure sensor, compares the value of the real-time pressure with the pressure loss model, and is used for correcting the pressure loss model. Specifically, the water pressure demand Δ P is calculated as follows:
wherein, P0 is the total pressure of pump room water supply, and F is the constant of supply current coefficient, and is the constant.
And the pump speed decision model obtains the responsive water supply pressure by adjusting the rotating speed R of the single water supply pump according to the pressure loss model, the pressure response model and the energy efficiency management model. Specifically, the calculation formula of the rotation speed r (i) of the single water supply pump is as follows:
and acquiring a historical data model and detecting and determining the water pressure demand and the current total water supply pressure P0 of the pump room in real time according to the pump speed decision model, wherein the intelligent control terminal can control the starting number of the water supply pumps in a single pump room and the rotating speed of the single water supply pump.
And step S30, the intelligent control terminal adjusts the primary water supply pump room and the secondary water supply pump room in a time-sharing mode according to the water pump operation strategy.
Compared with the prior art, the water supply pump room automatic control system and the method based on big data analysis provided by the invention have the advantages that the intelligent control terminal is connected with the wireless pressure sensor, the intelligent control terminal is in communication connection with the pressure regulating pump, the wireless pressure sensor transmits the water pressure of the water outlet pipes of the primary water supply pump room and the secondary water supply pump room to the intelligent control terminal in real time, the intelligent control terminal carries out big data analysis, the working states of the pressure regulating pump in the primary water supply pump room and the secondary water supply pump room are regulated, the time-sharing regulation of the water supply pump room automatic control system based on big data analysis is realized, residents can stop the pump in an idle (small water consumption) state while stable water consumption is ensured, the power consumption of the pump room is greatly reduced, and the service life of the pump room is prolonged, meanwhile, the water cost can be reduced, and the method has great significance for the civilization; through setting up the pressure regulating pump include first pressure chamber, set up in impeller in the first pressure chamber, with the second pressure chamber of first pressure chamber intercommunication, set up in the connecting switch in the chamber wall of second pressure chamber, cover connecting switch's pressure regulating device utilizes driving motor drives the impeller is rotatory, through control the rotational speed regulation of impeller the pressure in the first pressure chamber, simultaneously, utilize pressure regulating device is right pressure in the second pressure chamber carries out electrodeless regulation and control, makes pressure regulating pump's pressure regulation mode and pump house system adaptation promote control efficiency, guarantee the pressure regulation effect.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that several improvements and modifications without departing from the principle of the present invention will occur to those skilled in the art, and such improvements and modifications should also be construed as within the scope of the present invention.
Claims (10)
1. The utility model provides a water supply pump house automatic control system based on big data analysis, its characterized in that, including once supply water pump house, with a plurality of secondary water supply pump houses that supply water pump house and connect once, set up in once supply water pump house with the wireless pressure sensor of secondary water supply pump house and with the intelligent control terminal that wireless pressure sensor connects, once supply water pump house and water source connection, secondary water supply pump house and water terminal connection are used for supplying water for the water terminal, secondary supply water pump house include with the inlet tube that once supplies water pump house and connect, with the outlet pipe of water terminal connection, set up in the inlet tube with pressure regulating pump between the outlet pipe, intelligent control terminal with pressure regulating pump communication connection, wireless pressure sensor set up in the outlet pipe.
2. The automatic water supply pump room control system based on big data analysis according to claim 1, wherein the pressure regulating pump comprises a base, a water passing seat mounted on the base and having a water passing cavity, a first pressure cavity communicated with the water passing cavity, an impeller arranged in the first pressure cavity, a volute arranged close to the impeller and opposite to the impeller at a certain interval, and a driving motor driving the impeller to rotate, the volute is arranged at a connection position of the first pressure cavity and the water passing cavity, and the driving motor is in communication connection with the intelligent control terminal.
3. The automatic water supply pump room control system based on big data analysis as claimed in claim 2, wherein the pressure regulating pump further comprises a second pressure chamber disposed on a side of the first pressure chamber away from the water passing chamber and communicated with the first pressure chamber, a connection switch disposed on a wall of the second pressure chamber, and a pressure regulating device disposed outside the second pressure chamber and covering the connection switch, the pressure regulating device is electrically connected with the connection switch, and meanwhile, the pressure regulating device is in communication connection with the intelligent control terminal.
4. The automatic water supply pump room control system based on big data analysis according to claim 3, wherein the pressure regulating pump further comprises a communication module installed on the base, the communication module is respectively connected with the wireless pressure sensor, the connecting switch, the pressure regulating device and the driving motor, and the wireless pressure sensor, the connecting switch, the pressure regulating device and the driving motor are all in communication connection with the intelligent control terminal through the communication module.
5. The water supply pump house automatic control system based on big data analysis of claim 1, characterized in that the structure of the primary water supply pump house is the same as the structure of the secondary water supply pump house, the pipe diameter of the primary water supply pump house is 30 times to 50 times of the pipe diameter of the secondary water supply pump house, and the pipe thickness of the primary water supply pump house is 5 times of the pipe thickness of the secondary water supply pump house.
6. A big data analysis-based water supply pumping house automatic control method, providing the big data analysis-based water supply pumping house system according to claims 1 to 5, characterized by comprising the following steps:
step S10, the wireless pressure sensor monitors the water pressure of the water outlet ends of the primary water supply pump room and the secondary water supply pump room, and the wireless pressure sensor uploads the monitored water pressure data of the primary water supply pump room and the monitored water pressure data of each secondary water supply pump room to the intelligent control terminal in real time;
step S20, the intelligent control terminal carries out big data modeling analysis on the primary water supply pump room water pressure data and each secondary water supply pump room water pressure data to obtain a water pump operation strategy;
and step S30, the intelligent control terminal adjusts the primary water supply pump room and the secondary water supply pump room in a time-sharing mode according to the water pump operation strategy.
7. The water supply pumping house automatic control method based on big data analysis according to claim 6, wherein in the step S20, the big data modeling analysis comprises:
the energy efficiency management model is used for controlling the power consumption of the primary water supply pump room and the secondary water supply pump room, wherein the calculation formula of the power loss Cn of the single primary water supply pump room/secondary water supply pump room is as follows:
wherein, I (i) is the power consumption of a single water pump in the pump room; a is the energy consumption of the pump room control system and is a constant.
8. The water supply pumping house automatic control method based on big data analysis according to claim 7, wherein the big data modeling analysis further comprises:
the pressure loss model is used for determining the influence of pipeline materials, pipeline laying angle lines and pipeline corner nodes on water supply pressure in the water supply network, wherein the calculation formula of the pressure loss Pn in the whole pipe network is as follows:
wherein h (i) is the pressure loss of each section of pipeline in the water supply network due to the material; k (i) is the pressure loss caused by the bending of the water supply nodes and the pipelines in the water supply network; l (i) pressure loss generated by the valve to the home.
9. The water supply pumping house automatic control method based on big data analysis according to claim 8, wherein the big data modeling analysis further comprises:
the pressure response model monitors real-time pressure of water outlet ends of the primary water supply pump room and the secondary water supply pump room in real time through the wireless pressure sensor, compares the value of the real-time pressure with the pressure loss model, and is used for correcting the pressure loss model;
the water pressure demand Δ P is calculated as follows:
wherein, P0 is the total pressure of pump room water supply, and F is the constant of supply current coefficient, and is the constant.
10. The water supply pumping house automatic control method based on big data analysis according to claim 9, wherein the big data modeling analysis further comprises:
and the pump speed decision model is used for obtaining corresponding water supply pressure by adjusting the rotating speed R of the single water supply pump according to the pressure loss model, the pressure response model and the energy efficiency management model, and the calculating formula of the rotating speed R (i) of the single water supply pump is as follows:
and acquiring a historical data model and detecting and determining the water pressure demand and the current total water supply pressure P0 of the pump room in real time according to the pump speed decision model, wherein the intelligent control terminal can control the starting number of the water supply pumps in a single pump room and the rotating speed of the single water supply pump.
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| CN114263244A (en) * | 2022-01-25 | 2022-04-01 | 中韩杜科泵业(湖州)有限公司 | Intelligent water-saving and electricity-saving multi-time water supply equipment |
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| CN113359552B (en) | 2022-01-04 |
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