CN111592094A - MBR aeration integrated utilization system - Google Patents

MBR aeration integrated utilization system Download PDF

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Publication number
CN111592094A
CN111592094A CN202010462947.XA CN202010462947A CN111592094A CN 111592094 A CN111592094 A CN 111592094A CN 202010462947 A CN202010462947 A CN 202010462947A CN 111592094 A CN111592094 A CN 111592094A
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module
aeration
sensor
value
water
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CN111592094B (en
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幸响付
李勇
牟联华
王陆军
朱恒
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Anhui Hong Ji Environmenal Technology Co ltd
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Anhui Hong Ji Environmenal Technology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00—Aeration of stretches of water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The invention discloses an MBR aeration integrated utilization system, which is used for solving the problem that the prior sewage treatment system does not carry out backflow utilization on aeration, so that a large amount of aeration is directly discharged, and resource waste is caused; the flabellum is blown in the exhaust process of aeration and rotates, and the flabellum drives the disk frame and rotates, and then rotates through the basin on the disk frame, will take out the play water of MBR membrane cisterna through the water pump, and the purpose of utilizing the aeration is to flow back the muddy water mixed liquid that does not pass through the membrane to front end good oxygen pond or oxygen deficiency pond, avoids current sewage treatment system not to carry out the backward flow utilization to the aeration, causes a large amount of direct discharges of aeration, causes the wasting of resources.

Description

MBR aeration integrated utilization system
Technical Field
The invention relates to the technical field of MBR aeration integrated utilization, in particular to an MBR aeration integrated utilization system.
Background
In the field of sewage treatment and water resource recycling, MBR (membrane bioreactor) is a novel water treatment technology combining a membrane separation unit and a biological treatment unit. According to the structure of the membrane, the membrane can be divided into a flat membrane, a tubular membrane, a hollow fiber membrane and the like, and according to the membrane aperture, the membrane can be divided into an ultrafiltration membrane, a microfiltration membrane, a nanofiltration membrane, a reverse osmosis membrane and the like.
In the using process, as long as the MBR membrane module is immersed in the water to be treated, aeration is continuously carried out, and the main function of the device is to scour the surface of the membrane through aeration, clean pollutants on the surface of the membrane and reduce membrane pollution; the existing sewage treatment system does not carry out backflow utilization on aeration, so that a large amount of aeration is directly discharged, and resource waste is caused.
Disclosure of Invention
The invention aims to provide an MBR aeration integrated utilization system in order to solve the problems that the prior sewage treatment system does not carry out backflow utilization on aeration, so that a large amount of aeration is directly discharged, and resources are wasted; the aeration is collected through the aeration collection cover, the data analysis module is used for analyzing a pressure value and a water level value, when the execution module receives an aeration utilization instruction, the execution module controls the first electromagnetic valve and the second electromagnetic valve to be opened, the collected aeration is discharged through the exhaust pipe, the fan blades are blown to rotate in the aeration discharging process, the fan blades drive the first central rod to rotate, the first central rod drives the second central rod to rotate through the first belt pulley, the second belt pulley and the V-belt, the disc frame is driven to rotate through the second central rod, the water tank on the disc frame is driven to rotate, water in the MBR membrane module is sent into the water tank through the water tank, the water is sent into the aerobic pool or the anoxic pool through the water outlet pipe, and the water in the MBR membrane module is sent into the aerobic pool or the anoxic pool through the backflow utilization of the aeration; the effluent of the MBR membrane tank is pumped out by a water pump, and the purpose of aeration is to make muddy water mixed liquor which does not pass through the membrane flow back to the front-end aerobic tank or the anoxic tank, so that the problem that the conventional sewage treatment system does not utilize the aeration in a backflow manner, a large amount of aeration is directly discharged, and resource waste is caused is avoided;
the purpose of the invention can be realized by the following technical scheme: the MBR aeration integrated utilization system comprises a sewage treatment box, wherein an MBR membrane assembly is arranged in the sewage treatment box, an aeration pipe is arranged in the sewage treatment box and is positioned below the MBR membrane assembly, one end of the aeration pipe is connected with one end of a connecting air pipe, the other end of the connecting air pipe penetrates through the sewage treatment box and is positioned outside the sewage treatment box, and the other end of the connecting air pipe is communicated with an air outlet of an air blower;
the top wall of the interior of the sewage treatment tank is provided with an aeration collection cover, the top of the aeration collection cover is connected with one end of a vertical pipe in a penetrating manner, the other end of the vertical pipe is connected with one end of an exhaust pipe in a penetrating manner, the other end of the exhaust pipe is provided with a first central rod through a fixing frame, one end of the first central rod is positioned in the exhaust pipe, one end of the first central rod is fixedly provided with a fan blade, and the other end of the first central rod is welded with a first; a second electromagnetic valve is arranged on the exhaust pipe;
a disc frame is arranged above the MBR membrane assembly, a plurality of water channels are uniformly formed in the disc frame, one end of a second central rod is welded in the center of one side of the disc frame, the other end of the second central rod penetrates through the sewage treatment box and is positioned outside the sewage treatment box, and a first ball bearing is arranged at the connecting position of the second central rod and the sewage treatment box; the other end of the second central rod is welded with a second belt pulley, and the first belt pulley is in transmission connection with the second belt pulley through a V-belt;
one end of an arc-shaped water collecting pipe is mounted on one side of the disc frame, and the other end of the arc-shaped water collecting pipe is communicated with one end of the water tank; the water tank is fixedly arranged on the inner side wall of the sewage treatment tank through screws, one side of the water tank is connected with one end of a water outlet pipe in a penetrating manner, the other end of the water outlet pipe penetrates through the sewage treatment tank and is positioned outside the sewage treatment tank, and a first electromagnetic valve is arranged on the water outlet pipe;
install the one end of drinking-water pipe in the MBR membrane module, the other end and the suction pump through connection of the other end and the suction pump of the lateral wall that the sewage treatment case was run through to the other end of drinking-water pipe.
The mount includes second ball bearing, and second ball bearing's annular inner wall fixes the cover through the welding and connects in first well core rod, and the symmetrical welding has two set-squares on second ball bearing's the annular outer wall, and the one end integrated into one piece of set-square has the arc, has seted up the bolt hole on the arc, and the arc passes through fastening bolt to be fixed on the blast pipe.
Preferably, an air pressure sensor is arranged inside the aeration collecting cover, and a water level sensor is arranged inside the MBR membrane module; an electric cabinet is arranged on the side wall of one side of the sewage treatment box, and an analog-digital conversion module, a data analysis module, an execution module, a power supply module, a data acquisition module, a data processing module, a calibration distribution module and a data storage module are arranged in the electric cabinet;
the air pressure sensor is used for collecting a pressure signal of aeration inside the sewage treatment tank and transmitting the pressure signal to the module conversion module, and the water level sensor is used for collecting a water level signal in the MBR membrane module and transmitting a digital signal to the analog-to-digital conversion module;
the analog-to-digital conversion module is used for converting the received pressure signal and water level signal into a pressure value and a water level value and sending the pressure value and the water level value to the data analysis module;
the data analysis module is used for analyzing the pressure value and the water level value, and the specific analysis steps are as follows:
the method comprises the following steps: setting a first pressure threshold value to be FY; recording the received pressure value as Fi; setting the received water level value as Pi; setting a water level threshold value and recording the water level threshold value as PY;
step two: when Fi is larger than FY and Pi is less than or equal to PY, generating an aeration utilization instruction, and sending the aeration utilization instruction to an execution module;
step three: and when Fi > FY and Pi > PY, generating an aeration water pumping instruction and sending the aeration water pumping instruction to the execution module.
Preferably, the execution module is configured to receive the aeration utilization instruction and the aeration water pumping instruction and perform a treatment, where the treatment process specifically includes:
a: when the execution module receives an aeration utilization instruction, the execution module controls the first electromagnetic valve and the second electromagnetic valve to be opened, meanwhile, the execution module sends an acquisition instruction to the air pressure sensor, and the air pressure sensor acquires a pressure signal after receiving the acquisition instruction, converts the pressure signal into a pressure value through the analog-to-digital conversion module and sends the pressure value to the execution module; when the pressure value is smaller than a second pressure threshold value FZ; the execution module controls the first electromagnetic valve and the second electromagnetic valve to be closed;
b: when the execution module receives an aeration water pumping instruction, the execution module controls the first electromagnetic valve and the second electromagnetic valve to be opened, and simultaneously controls the water pumping pump to work, the execution module sends an acquisition instruction to the air pressure sensor and the water level sensor, and the air pressure sensor acquires a pressure signal after receiving the acquisition instruction, converts the pressure signal into a pressure value through the analog-to-digital conversion module and sends the pressure value to the execution module; when the pressure value is smaller than a second pressure threshold value FZ; the execution module controls the first electromagnetic valve and the second electromagnetic valve to be closed; the water level sensor collects a water level signal after receiving the collection instruction, converts the water level signal into a water level value through the analog-to-digital conversion module and sends the water level value to the execution module; and when the water level value is smaller than a second water level threshold value PZ, controlling the water suction pump to stop working, wherein PZ is smaller than PY, and FZ is smaller than FY.
Preferably, the power supply module is used for providing electric energy for the air pressure sensor, the water level sensor, the data analysis module, the analog-to-digital conversion module, the execution module, the first electromagnetic valve, the second electromagnetic valve, the data acquisition module, the data processing module, the calibration distribution module and the data storage module.
Preferably, the data acquisition module is used for acquiring sensor information of the air pressure sensor and the water level sensor and sending the sensor information to the data processing module; the sensor information comprises the position, the model, the power-on starting time, the power-on ending time and the number of times of sending signals to the analog-to-digital conversion module of the sensor;
the data processing module is used for analyzing and processing the sensor information, and the specific processing steps are as follows:
s1: mark the sensor as Cj, j ═ 1, 2; wherein the water pressure sensor is C1, and the air pressure sensor is C2;
s2: calculating the time difference between the corresponding electrification starting time and the corresponding electrification ending time of the sensor to obtain the single electrification duration, and counting the time of the starting time and the current time range of the systemSumming all the single-time electrifying time length in the range to obtain the total electrifying time length which is recorded as TCj；
S3: setting the number of times that the sensor sends signals to the analog-to-digital conversion module as WCj；
S4: acquiring all models corresponding to the sensors, wherein each model corresponds to a preset value, matching the model of the sensor Cj with all models to obtain the corresponding preset value, and marking the preset value as YCj；
S5: obtaining TCj、WCjAnd YCjAnd using a formula
Figure BDA0002511550870000051
Obtaining a calibration notification value JZ of the sensorCj(ii) a Wherein h1, h2 and h3 are all preset proportionality coefficients;
s6: when the calibration notification value is larger than the set threshold value, generating a calibration notification instruction, and marking the sensor as a sensor to be calibrated; and the data processing module sends the position of the sensor to be calibrated and a calibration notification instruction to the calibration distribution module.
Preferably, the data storage module is used for storing personnel information of technicians, wherein the personnel information comprises names, ages, time of employment, mobile phone numbers and total times of calibration;
the calibration distribution module is used for distributing the sensors to be calibrated to corresponding technicians for calibration, and the specific distribution steps are as follows:
SS 1: label the technician Rk, k 1, … …, 10; setting the age of the technician to NRk(ii) a The total number of calibrations is recorded as QRk(ii) a Wherein, when the technician allocates for the first time, the total number of calibration times is zero;
SS 2: calculating the time difference between the attendance time of the technician and the current system time to obtain the attendance time of the technician, and recording as TRkThe unit is day;
SS 3: obtaining NRk、TRkAnd QRkThe value of (d);
SS 4: and using formulas
Figure BDA0002511550870000052
Obtaining a calibrated compliance value D for the technicianRk(ii) a Wherein h4, h5 and h6 are all preset proportionality coefficients;
SS 5: selecting the technician with the maximum calibration coincidence value as the selected personnel, and increasing the total calibration times of the selected personnel once;
SS 6: the calibration distribution module sends the position and the model of the sensor to be calibrated to a mobile phone terminal of a selected person, the selected person receives the position and the model of the sensor to be calibrated through the mobile phone terminal and calibrates the sensor, after calibration is completed, the time of completion of calibration is sent to the data acquisition module, and the data acquisition module marks the time of completion of calibration as the start time of statistics.
Compared with the prior art, the invention has the beneficial effects that:
1. the aeration is collected through the aeration collecting cover, the air pressure sensor is used for collecting pressure signals of the aeration in the sewage treatment tank and transmitting the pressure signals to the module conversion module, and the analog-digital conversion module converts the received pressure signals and water level signals into pressure values and water level values and sends the pressure values and the water level values to the data analysis module; the data analysis module is used for analyzing the pressure value and the water level value, when the execution module receives an aeration utilization instruction, the execution module controls the first electromagnetic valve and the second electromagnetic valve to be opened, collected aeration is discharged through the exhaust pipe, the fan blade is blown to rotate in the aeration discharging process, the fan blade drives the first central rod to rotate, the first central rod drives the second central rod to rotate through the first belt disc, the second belt disc and the triangular belt, the disc frame is driven to rotate through the second central rod, water in the MBR membrane module is sent into the water tank through the water tank, the water is sent to the aerobic pool or the anoxic pool through the water outlet pipe, the effluent of the MBR membrane pool is pumped out through the water pump by utilizing the aeration, the purpose of utilizing the aeration is to flow back the muddy water mixed liquid which does not pass through the membrane to the front-end aerobic pool or the anoxic pool, and the existing sewage treatment system is prevented from being used for backflow, a large amount of aeration is directly discharged, and resource waste is caused;
2. the data acquisition module is used for acquiring sensor information of the air pressure sensor and the water level sensor and sending the sensor information to the data processing module; the data processing module is used for analyzing and processing the sensor information and obtaining a calibration notification value of the sensor by using a formula; when the calibration notification value is larger than the set threshold value, generating a calibration notification instruction, and marking the sensor as a sensor to be calibrated; the data processing module sends the position of the sensor to be calibrated and the calibration notification instruction to the calibration distribution module, the calibration distribution module is used for distributing the sensor to be calibrated to corresponding technicians for calibration, the sensor is analyzed and calculated to obtain a calibration notification value, the sensor is calibrated according to the calibration notification value, and meanwhile the corresponding technicians are reasonably distributed through the calibration distribution module for calibration.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a cross-sectional view of the overall construction of the present invention;
fig. 2 is a schematic view of the first and second pulley arrangements of the present invention;
FIG. 3 is a schematic view of the overall structure of the disk carrier of the present invention;
FIG. 4 is a schematic view of the overall structure of the fixing frame of the present invention;
fig. 5 is an internal schematic block diagram of the electric cabinet of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the MBR aeration integrated utilization system includes a sewage treatment tank 1, an MBR membrane module 12 is installed inside the sewage treatment tank 1, an aeration pipe 11 is installed inside the sewage treatment tank 1 and below the MBR membrane module 12, one end of the aeration pipe 11 is connected with one end of a connecting air pipe 21, the other end of the connecting air pipe 21 penetrates through the sewage treatment tank 1 and is located outside the sewage treatment tank 1, and the other end of the connecting air pipe 21 is connected with an air outlet of an air blower 2 in a penetrating manner;
an aeration collection cover 14 is mounted on the top wall of the interior of the sewage treatment tank 1, one end of a vertical pipe 16 is connected to the top of the aeration collection cover 14 in a penetrating manner, the other end of the vertical pipe 16 is connected with one end of an exhaust pipe 17 in a penetrating manner, a first central rod 71 is mounted at the other end of the exhaust pipe 17 through a fixing frame 6, one end of the first central rod 71 is located in the exhaust pipe 17, a fan blade 7 is fixedly mounted at one end of the first central rod 71, and a first belt disc 72 is welded at the other end of the first; the exhaust pipe 17 is provided with a second electromagnetic valve 18;
a disc frame 5 is installed above the MBR membrane module 12, a plurality of water channels 54 are uniformly formed in the disc frame 5, one end of a second central rod 51 is welded at the center of one side of the disc frame 5, the other end of the second central rod 51 penetrates through the sewage treatment tank 1 and is positioned outside the sewage treatment tank 1, and a first ball bearing 53 is installed at the connecting position of the second central rod 51 and the sewage treatment tank 1; the other end of the second central rod 51 is welded with a second belt pulley 52, and the first belt pulley 72 is in transmission connection with the second belt pulley 52 through a V-belt 8; a sealing ring for sealing the joint of the second central rod 51 and the sewage treatment tank 1 is sleeved on the first ball bearing 53;
one end of an arc-shaped water collecting pipe 4 is arranged on one side of the disc frame 5, and the other end of the arc-shaped water collecting pipe 4 is communicated with one end of the water tank 41; the water tank 41 is fixedly arranged on the inner side wall of the sewage treatment tank 1 through screws, one side of the water tank 41 is connected with one end of a water outlet pipe 43 in a penetrating manner, the other end of the water outlet pipe 43 penetrates through the sewage treatment tank 1 and is positioned outside the sewage treatment tank 1, and a first electromagnetic valve 42 is arranged on the water outlet pipe 43;
one end of a water pumping pipe 13 is installed in the MBR membrane module 12, the other end of the water pumping pipe 13 penetrates through the side wall of the sewage treatment tank 1, and the other end of the water pumping pipe 13 is communicated with a water pumping pump 9.
The fixing frame 6 comprises a second ball bearing 61, the annular inner wall of the second ball bearing 61 is fixedly connected to a first central rod 71 through welding, two triangular plates 62 are symmetrically welded to the annular outer wall of the second ball bearing 61, an arc-shaped plate 63 is integrally formed at one end of each triangular plate 62, a bolt hole 64 is formed in the arc-shaped plate 63, and the arc-shaped plate 63 is fixed to the exhaust pipe 17 through a fastening bolt 65.
An air pressure sensor 15 is arranged inside the aeration collection cover 14, and a water level sensor is arranged inside the MBR membrane module 12; an electric cabinet 3 is arranged on the side wall of one side of the sewage treatment box 1, and an analog-digital conversion module, a data analysis module, an execution module, a power supply module, a data acquisition module, a data processing module, a calibration distribution module and a data storage module are arranged in the electric cabinet 3;
the air pressure sensor 15 is used for collecting pressure signals of aeration inside the sewage treatment tank 1 and transmitting the pressure signals to the module conversion module, and the water level sensor is used for collecting water level signals in the MBR membrane module 12 and transmitting digital signals to the analog-to-digital conversion module;
the analog-to-digital conversion module is used for converting the received pressure signal and water level signal into a pressure value and a water level value and sending the pressure value and the water level value to the data analysis module;
the data analysis module is used for analyzing the pressure value and the water level value, and the specific analysis steps are as follows:
the method comprises the following steps: setting a first pressure threshold value to be FY; recording the received pressure value as Fi; setting the received water level value as Pi; setting a water level threshold value and recording the water level threshold value as PY;
step two: when Fi is larger than FY and Pi is less than or equal to PY, generating an aeration utilization instruction, and sending the aeration utilization instruction to an execution module;
step three: and when Fi > FY and Pi > PY, generating an aeration water pumping instruction and sending the aeration water pumping instruction to the execution module.
The execution module is used for receiving the aeration utilization instruction and the aeration water pumping instruction and processing the instructions, and the specific processing process is as follows:
a: when the execution module receives an aeration utilization instruction, the execution module controls the first electromagnetic valve 42 and the second electromagnetic valve 18 to be opened, meanwhile, the execution module sends an acquisition instruction to the air pressure sensor 15, and the air pressure sensor 15 acquires a pressure signal after receiving the acquisition instruction, converts the pressure signal into a pressure value through the analog-to-digital conversion module and sends the pressure value to the execution module; when the pressure value is smaller than a second pressure threshold value FZ; the execution module controls the first solenoid valve 42 and the second solenoid valve 18 to close;
b: when the execution module receives an aeration water pumping instruction, the execution module controls the first electromagnetic valve 42 and the second electromagnetic valve 18 to be opened, and simultaneously controls the water pumping pump 9 to work, the execution module sends an acquisition instruction to the air pressure sensor 15 and the water level sensor, and the air pressure sensor 15 acquires a pressure signal after receiving the acquisition instruction, converts the pressure signal into a pressure value through the analog-to-digital conversion module and sends the pressure value to the execution module; when the pressure value is smaller than a second pressure threshold value FZ; the execution module controls the first solenoid valve 42 and the second solenoid valve 18 to close; the water level sensor collects a water level signal after receiving the collection instruction, converts the water level signal into a water level value through the analog-to-digital conversion module and sends the water level value to the execution module; and when the water level value is smaller than a second water level threshold value PZ, controlling the water suction pump 9 to stop working, wherein PZ is smaller than PY, and FZ is smaller than FY.
The power supply module is used for supplying electric energy to the air pressure sensor 15, the water level sensor, the data analysis module, the analog-to-digital conversion module, the execution module, the first electromagnetic valve 42, the second electromagnetic valve 18, the data acquisition module, the data processing module, the calibration distribution module and the data storage module;
the data acquisition module is used for acquiring sensor information of the air pressure sensor 15 and the water level sensor and sending the sensor information to the data processing module; the sensor information comprises the position, the model, the power-on starting time, the power-on ending time and the number of times of sending signals to the analog-to-digital conversion module of the sensor;
the data processing module is used for analyzing and processing the sensor information, and the specific processing steps are as follows:
s1: mark the sensor as Cj, j ═ 1, 2; wherein the water pressure sensor is C1, and the air pressure sensor 15 is C2;
s2: calculating the time difference between the corresponding electrification starting time and the corresponding electrification ending time of the sensor to obtain the single electrification duration, and counting the time range between the starting time and the current time range of the systemSumming all single-time electrifying time lengths in the enclosure to obtain the total electrifying time length which is recorded as TCj；
S3: setting the number of times that the sensor sends signals to the analog-to-digital conversion module as WCj；
S4: acquiring all models corresponding to the sensors, wherein each model corresponds to a preset value, matching the model of the sensor Cj with all models to obtain the corresponding preset value, and marking the preset value as YCj；
S5: obtaining TCj、WCjAnd YCjAnd using a formula
Figure BDA0002511550870000101
Obtaining a calibration notification value JZ of the sensorCj(ii) a Wherein h1, h2 and h3 are all preset proportionality coefficients;
s6: when the calibration notification value is larger than the set threshold value, generating a calibration notification instruction, and marking the sensor as a sensor to be calibrated; and the data processing module sends the position of the sensor to be calibrated and a calibration notification instruction to the calibration distribution module.
The data storage module is used for storing personnel information of technicians, wherein the personnel information comprises names, ages, enrollment time, mobile phone numbers and total calibration times;
the calibration distribution module is used for distributing the sensors to be calibrated to corresponding technicians for calibration, and the specific distribution steps are as follows:
SS 1: label the technician Rk, k 1, … …, 10; setting the age of the technician to NRk(ii) a The total number of calibrations is recorded as QRk(ii) a Wherein, when the technician allocates for the first time, the total number of calibration times is zero;
SS 2: calculating the time difference between the attendance time of the technician and the current system time to obtain the attendance time of the technician, and recording as TRkThe unit is day;
SS 3: obtaining NRk、TRkAnd QRkThe value of (d);
SS 4: and using formulas
Figure BDA0002511550870000111
Obtaining a calibrated compliance value D for the technicianRk(ii) a Wherein h4, h5 and h6 are all preset proportionality coefficients;
SS 5: selecting the technician with the maximum calibration coincidence value as the selected personnel, and increasing the total calibration times of the selected personnel once;
SS 6: the calibration distribution module sends the position and the model of the sensor to be calibrated to a mobile phone terminal of a selected person, the selected person receives the position and the model of the sensor to be calibrated through the mobile phone terminal and calibrates the sensor, after calibration is completed, the time of completion of calibration is sent to the data acquisition module, and the data acquisition module marks the time of completion of calibration as the start time of statistics.
When the device is used, the blower 2 is started, the blower 2 sends air into the sewage treatment tank 1 through the aeration pipe 11, and bubbles are generated through the aeration pipe 11 to scour the membrane surface of the MBR membrane module 12, control membrane pollution and stabilize transmembrane pressure difference; the aeration collecting cover 14 is used for collecting aeration, the air pressure sensor 15 is used for collecting pressure signals of the aeration in the sewage treatment tank 1 and transmitting the pressure signals to the module conversion module, and the analog-digital conversion module is used for converting the received pressure signals and water level signals into pressure values and water level values and sending the pressure values and the water level values to the data analysis module; the data analysis module is used for analyzing the pressure value and the water level value when Fi is used>FY, and Pi is less than or equal to PY, generating an aeration utilization instruction, and sending the aeration utilization instruction to an execution module; when Fi is turned on>FY, and Pi>PY, then generate the aeration instruction of pumping water, and pump the aeration instruction of pumping water and send to the execution module and be used for receiving aeration and utilize instruction and aeration instruction of pumping water and handle, when execution module received aeration and utilize the instruction, then execution module control first solenoid valve 42 and second solenoid valve 18 open, the aeration of collecting is discharged through blast pipe 17, aeration exhaust process blows flabellum 7 and rotates, flabellum 7 drives first central pole 71 and rotates, first central pole 71 drives second central pole 51 through first belt pulley 72, second belt pulley 52 and V belt 8 and rotates, thereby drive disk frame 5 through second central pole 51 and rotate, and then through disk frame 5 onThe water tank 54 rotates, water in the MBR membrane module is sent into the water tank 41 through the water tank 54 and is conveyed to the aerobic tank or the anoxic tank through the water outlet pipe, the aeration is performed for backflow utilization, the outlet water of the MBR membrane module is pumped out through the water pump, and the purpose of utilizing the aeration is to backflow muddy water mixed liquid which does not pass through the membrane to the front-end aerobic tank or the anoxic tank, so that the problem that the conventional sewage treatment system does not perform backflow utilization on the aeration, a large amount of aeration is directly discharged, and resource waste is caused is avoided; the data acquisition module is used for acquiring sensor information of the air pressure sensor 15 and the water level sensor and sending the sensor information to the data processing module; the data processing module is used for analyzing and processing sensor information, calculating time difference between electrifying starting time and electrifying ending time corresponding to the sensor to obtain single electrifying time length, summing all single electrifying time lengths in a time range of the statistical starting time and the current time range of the system to obtain total electrifying time length, acquiring all models corresponding to the sensor, enabling each model to correspond to one preset value, matching the model of the sensor Cj with all models to obtain corresponding preset values, and utilizing a formula to calculate the total electrifying time length
Figure BDA0002511550870000121
Obtaining a calibration notification value JZ of the sensorCj(ii) a When the calibration notification value is larger than the set threshold value, generating a calibration notification instruction, and marking the sensor as a sensor to be calibrated; the data processing module sends the position of the sensor to be calibrated and the calibration notification instruction to the calibration distribution module, the calibration distribution module is used for distributing the sensor to be calibrated to corresponding technicians for calibration, the sensor is analyzed and calculated to obtain a calibration notification value, the sensor is calibrated according to the calibration notification value, and meanwhile the corresponding technicians are reasonably distributed through the calibration distribution module for calibration.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (7)

  1. The MBR aeration integrated utilization system comprises a sewage treatment tank (1) and is characterized in that an MBR membrane module (12) is installed inside the sewage treatment tank (1), an aeration pipe (11) is installed below the MBR membrane module (12) inside the sewage treatment tank (1), one end of the aeration pipe (11) is connected with one end of a connecting air pipe (21), the other end of the connecting air pipe (21) penetrates through the sewage treatment tank (1) and is located outside the sewage treatment tank (1), and the other end of the connecting air pipe (21) is in through connection with an air outlet of an air blower (2);
    an aeration collecting cover (14) is installed on the top wall inside the sewage treatment tank (1), the top of the aeration collecting cover (14) is in through connection with one end of a vertical pipe (16), the other end of the vertical pipe (16) is in through connection with one end of an exhaust pipe (17), the other end of the exhaust pipe (17) is provided with a first central rod (71) through a fixing frame (6), one end of the first central rod (71) is located in the exhaust pipe (17), one end of the first central rod (71) is fixedly provided with fan blades (7), and the other end of the first central rod (71) is welded with a first belt pulley (72); a second electromagnetic valve (18) is arranged on the exhaust pipe (17);
    a disc frame (5) is installed above the MBR membrane assembly (12), a plurality of water channels (54) are uniformly formed in the disc frame (5), one end of a second central rod (51) is welded at the center of one side of the disc frame (5), the other end of the second central rod (51) penetrates through the sewage treatment tank (1) and is positioned outside the sewage treatment tank (1), and a first ball bearing (53) is installed at the connecting position of the second central rod (51) and the sewage treatment tank (1); the other end of the second central rod (51) is welded with a second belt pulley (52), and the first belt pulley (72) is in transmission connection with the second belt pulley (52) through a V-belt (8); a sealing ring for sealing the joint of the second central rod (51) and the sewage treatment tank (1) is sleeved on the first ball bearing (53);
    one end of an arc-shaped water collecting pipe (4) is mounted on one side of the disc frame (5), and the other end of the arc-shaped water collecting pipe (4) is communicated with one end of the water tank (41); the water tank (41) is fixedly arranged on the inner side wall of the sewage treatment tank (1) through screws, one side of the water tank (41) is connected with one end of a water outlet pipe (43) in a penetrating manner, the other end of the water outlet pipe (43) penetrates through the sewage treatment tank (1) and is positioned outside the sewage treatment tank (1), and a first electromagnetic valve (42) is arranged on the water outlet pipe (43);
    install the one end of drinking-water pipe (13) in MBR membrane module (12), the other end and suction pump (9) through connection of the other end and the suction pump of the lateral wall of sewage treatment case (1) and drinking-water pipe (13) are run through to the other end of drinking-water pipe (13).
  2. 2. The MBR aeration integrated utilization system according to claim 1, wherein the fixing frame (6) comprises a second ball bearing (61), the annular inner wall of the second ball bearing (61) is fixedly sleeved on the first central rod (71) through welding, two triangular plates (62) are symmetrically welded on the annular outer wall of the second ball bearing (61), one end of each triangular plate (62) is integrally formed with an arc-shaped plate (63), bolt holes (64) are formed in the arc-shaped plates (63), and the arc-shaped plates (63) are fixed on the exhaust pipe (17) through fastening bolts (65).
  3. 3. The MBR aeration integrated utilization system according to claim 1, wherein an air pressure sensor (15) is installed inside the aeration collection cover (14), and a water level sensor is installed inside the MBR membrane module (12); an electric cabinet (3) is arranged on the side wall of one side of the sewage treatment box (1), and an analog-digital conversion module, a data analysis module, an execution module, a power supply module, a data acquisition module, a data processing module, a calibration distribution module and a data storage module are arranged in the electric cabinet (3);
    the air pressure sensor (15) is used for collecting pressure signals of aeration inside the sewage treatment tank (1) and transmitting the pressure signals to the module conversion module, and the water level sensor is used for collecting water level signals in the MBR membrane module (12) and transmitting digital signals to the analog-digital conversion module;
    the analog-to-digital conversion module is used for converting the received pressure signal and water level signal into a pressure value and a water level value and sending the pressure value and the water level value to the data analysis module;
    the data analysis module is used for analyzing the pressure value and the water level value, and the specific analysis steps are as follows:
    the method comprises the following steps: setting a first pressure threshold value to be FY; recording the received pressure value as Fi; setting the received water level value as Pi; setting a water level threshold value and recording the water level threshold value as PY;
    step two: when Fi is larger than FY and Pi is less than or equal to PY, generating an aeration utilization instruction, and sending the aeration utilization instruction to an execution module;
    step three: and when Fi > FY and Pi > PY, generating an aeration water pumping instruction and sending the aeration water pumping instruction to the execution module.
  4. 4. The MBR aeration integrated utilization system of claim 3, wherein the execution module is configured to receive an aeration utilization command and an aeration pumping command and perform treatment, and the treatment process comprises the following specific steps:
    a: when the execution module receives an aeration utilization instruction, the execution module controls the first electromagnetic valve (42) and the second electromagnetic valve (18) to be opened, meanwhile, the execution module sends an acquisition instruction to the air pressure sensor (15), and the air pressure sensor (15) acquires a pressure signal after receiving the acquisition instruction, converts the pressure signal into a pressure value through the analog-to-digital conversion module and sends the pressure value to the execution module; when the pressure value is smaller than a second pressure threshold value FZ, the execution module controls the first electromagnetic valve (42) and the second electromagnetic valve (18) to be closed;
    b: when the execution module receives an aeration water pumping instruction, the execution module controls the first electromagnetic valve (42) and the second electromagnetic valve (18) to be opened and controls the water pumping pump (9) to work, the execution module sends an acquisition instruction to the air pressure sensor (15) and the water level sensor, and the air pressure sensor (15) acquires a pressure signal after receiving the acquisition instruction, converts the pressure signal into a pressure value through the analog-to-digital conversion module and sends the pressure value to the execution module; when the pressure value is smaller than a second pressure threshold value FZ; the execution module controls the first electromagnetic valve (42) and the second electromagnetic valve (18) to be closed; the water level sensor collects a water level signal after receiving the collection instruction, converts the water level signal into a water level value through the analog-to-digital conversion module and sends the water level value to the execution module; and when the water level value is smaller than a second water level threshold value PZ, controlling the water suction pump (9) to stop working, wherein PZ is smaller than PY, and FZ is smaller than FY.
  5. 5. The MBR aeration integrated utilization system according to claim 3, wherein the power supply module is used for supplying electric energy to the air pressure sensor (15), the water level sensor, the data analysis module, the analog-to-digital conversion module, the execution module, the first solenoid valve (42), the second solenoid valve (18), the data acquisition module, the data processing module, the calibration distribution module and the data storage module.
  6. 6. The MBR aeration integrated utilization system according to claim 3, wherein the data acquisition module is used for acquiring sensor information of an air pressure sensor (15) and a water level sensor and sending the sensor information to the data processing module; the sensor information comprises the position, the model, the power-on starting time, the power-on ending time and the number of times of sending signals to the analog-to-digital conversion module of the sensor;
    the data processing module is used for analyzing and processing the sensor information, and the specific processing steps are as follows:
    s1: mark the sensor as Cj, j ═ 1, 2; wherein the water pressure sensor is C1, and the air pressure sensor (15) is C2;
    s2: calculating the time difference between the electrifying start time and the electrifying end time corresponding to the sensor to obtain the single electrifying time length, summing all the single electrifying time lengths in the time range of the statistical start time and the current time range of the system to obtain the total electrifying time length, and recording the total electrifying time length as TCj；
    S3: setting the number of times that the sensor sends signals to the analog-to-digital conversion module as WCj；
    S4: acquiring all models corresponding to the sensors, wherein each model corresponds to a preset value, matching the model of the sensor Cj with all models to obtain the corresponding preset value, and marking the preset value as YCj；
    S5: obtaining TCj、WCjAnd YCjAnd using a formula
    Figure FDA0002511550860000041
    Obtaining a calibration notification value JZ of the sensorCj(ii) a Wherein h1, h2 and h3 are all preset proportionality coefficients;
    s6: when the calibration notification value is larger than the set threshold value, generating a calibration notification instruction, and marking the sensor as a sensor to be calibrated; and the data processing module sends the position of the sensor to be calibrated and a calibration notification instruction to the calibration distribution module.
  7. 7. The MBR aeration integrated utilization system of claim 3, wherein the data storage module is configured to store personnel information of a technician, the personnel information including name, age, time of employment, cell phone number, and total number of calibrations;
    the calibration distribution module is used for distributing the sensors to be calibrated to corresponding technicians for calibration, and the specific distribution steps are as follows:
    SS 1: label the technician Rk, k 1, … …, 10; setting the age of the technician to NRk(ii) a The total number of calibrations is recorded as QRk(ii) a Wherein, when the technician allocates for the first time, the total number of calibration times is zero;
    SS 2: calculating the time difference between the attendance time of the technician and the current system time to obtain the attendance time of the technician, and recording as TRkThe unit is day;
    SS 3: obtaining NRk、TRkAnd QRkThe value of (d);
    SS 4: and using formulas
    Figure FDA0002511550860000051
    Obtaining a calibrated compliance value D for the technicianRk(ii) a Wherein h4, h5 and h6 are all preset proportionality coefficients;
    SS 5: selecting the technician with the maximum calibration coincidence value as the selected personnel, and increasing the total calibration times of the selected personnel once;
    SS 6: the calibration distribution module sends the position and the model of the sensor to be calibrated to a mobile phone terminal of a selected person, the selected person receives the position and the model of the sensor to be calibrated through the mobile phone terminal and calibrates the sensor, after calibration is completed, the time of completion of calibration is sent to the data acquisition module, and the data acquisition module marks the time of completion of calibration as the start time of statistics.
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