CN111721907A - Sewage treatment in-situ monitoring system - Google Patents

Sewage treatment in-situ monitoring system Download PDF

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Publication number
CN111721907A
CN111721907A CN202010621327.6A CN202010621327A CN111721907A CN 111721907 A CN111721907 A CN 111721907A CN 202010621327 A CN202010621327 A CN 202010621327A CN 111721907 A CN111721907 A CN 111721907A
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CN
China
Prior art keywords
sensor
detection
controller
sewage treatment
communication module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010621327.6A
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Chinese (zh)
Inventor
王建辉
游庆国
申渝
张海东
陈佳
齐高相
高旭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing University
Chongqing Technology and Business University
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Chongqing Technology and Business University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Technology and Business University filed Critical Chongqing Technology and Business University
Priority to CN202010621327.6A priority Critical patent/CN111721907A/en
Publication of CN111721907A publication Critical patent/CN111721907A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18Water
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network-specific arrangements or communication protocols supporting networked applications
    • H04L67/12Network-specific arrangements or communication protocols supporting networked applications adapted for proprietary or special purpose networking environments, e.g. medical networks, sensor networks, networks in a car or remote metering networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30Services specially adapted for particular environments, situations or purposes
    • H04W4/38Services specially adapted for particular environments, situations or purposes for collecting sensor information

Abstract

The invention relates to the technical field of sewage treatment, and particularly discloses a sewage treatment in-situ monitoring system which comprises a measurement and control box and a plurality of detection devices, wherein each detection device comprises a mounting frame and a sensor group, the detection devices are connected with the measurement and control box through a network, the sensor group comprises one or more of a DO sensor, a temperature sensor, a pH sensor and an SS sensor, and the detection devices are arranged at a water outlet of an adjusting tank, a water inlet of a purification reactor, the middle part of the purification reactor, a water outlet of the purification reactor, the adjusting tank and a secondary sedimentation tank; the first communication module, the first controller and the alarm module are arranged in the measurement and control box, the first controller is used for acquiring detection results of the sensors through the detection device, and the first controller is also used for controlling the alarm module to give an abnormal alarm when the detection results are abnormal. The in-situ monitoring system for sewage treatment provided by the invention can comprehensively detect the water quality of sewage and effectively ensure the sewage treatment quality.

Description

Sewage treatment in-situ monitoring system
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage treatment in-situ monitoring system.
Background
Along with the rapid development of society, the production volume of sewage is also bigger and bigger, if can not in time handle sewage and can cause the pollution to the environment, traditional sewage treatment, people's work load is great, and causes the waste of resource easily. Therefore, how to liberate manpower in sewage treatment, improve the sewage treatment efficiency and improve the resource utilization rate is a difficult problem facing the whole society all the time.
Along with the development of electric automatization, a lot of automatic sewage treatment systems have also appeared, current sewage treatment system all carries out unified processing to sewage according to predetermined treatment parameter and processing rule, in order to realize the regulation and control of pertinence to sewage, need acquire the quality of water, velocity of flow, flow etc. state of sewage, current sewage treatment system only sets up a set of to two sets of detection sensor in water inlet department and water outlet department usually, but only to purifying reactor's water inlet and water outlet sampling can not comprehensively reflect the state of sewage, this accuracy that will make the data reduces, and then can influence the treatment effect of sewage.
Disclosure of Invention
The invention aims to provide a sewage treatment in-situ monitoring system which can solve the problems of single sampling point and incomplete data acquisition in the existing sewage detection.
In order to solve the technical problem, the present application provides the following technical solutions:
sewage treatment normal position monitoring system includes:
the device comprises a measurement and control box and a plurality of detection devices, wherein each detection device comprises a mounting frame and a sensor group, the detection devices are connected with the measurement and control box through a network, each sensor group comprises one or more of a DO sensor, a temperature sensor, a pH sensor and an SS sensor, and the detection devices are arranged at the water outlet of an adjusting tank, the water inlet of a purification reactor, the middle part of the purification reactor, the water outlet of the purification reactor, the adjusting tank and a secondary sedimentation tank;
the measurement and control box is internally provided with a first communication module, a first controller and an alarm module, the first controller is electrically connected with the first communication module and the alarm module, the first controller is used for acquiring detection results of the sensors through the detection device, and the first controller is also used for controlling the alarm module to send out an abnormal alarm when the detection results are abnormal.
The noun explains: DO refers to dissolved oxygen in the wastewater; SS refers to suspended matter in sewage.
The technical scheme of the invention can realize comprehensive and accurate detection of water quality parameters in each link of the sewage treatment system, thereby facilitating a user to master the working state of the sewage treatment system, facilitating the sewage treatment system to regulate and control the purification reactor and ensuring the treatment effect. The detection devices are arranged at the positions of the regulating tank and the secondary sedimentation tank, so that the inflow water quality and the treated water quality can be detected, and the dosage can be conveniently controlled; through setting up the alarm module, can be when finding the parameter unusual, the very first time carries out the police dispatch newspaper, lets the staff handle, avoids or reduces unqualified sewage and is discharged.
Further, detection device includes second controller and second communication module, second communication module includes observes and controls case communication module and ad hoc network communication module, observe and control case communication module and be used for establishing network connection with first communication module, ad hoc network communication module is used for network deployment between detection device.
The automatic construction of the transmission network is realized through the ad hoc network communication module, the detection device can be added at will, the network distribution in advance is not needed, the deployment cost is low, and the expansibility is good.
Further, the first controller is also electrically connected with an electromagnetic valve of the drain pipe of the secondary sedimentation tank, and the first controller is also used for switching off the electromagnetic valve of the drain pipe of the secondary sedimentation tank when the detection result is abnormal.
And the corresponding electromagnetic valve is automatically turned off, so that unqualified sewage is prevented from being discharged.
The first controller is further used for sending the detection result to the data server through the first communication module.
The data server is used for storing, and remote management is convenient to carry out.
The system further comprises a supervision terminal, wherein the supervision terminal is connected with the data server through a network and is used for a user to remotely check the data stored in the data server.
Through the supervision terminal, managers can monitor the working state of the sewage treatment system in real time conveniently.
Furthermore, the monitoring terminal is also used for sending a detection signal to a controller of the monitoring box through the data server, and the controller reads detection data of the detection sensor after receiving the detection signal and uploads the detection data to the data server.
The detection data can be refreshed remotely through the supervision terminal, and real-time data checking is achieved.
Further, the temperature sensor is integrated on the DO sensor or/and the pH sensor.
The volume and the number of the sensors are reduced, and the sensors are convenient to deploy and install.
Further, detection device includes the motor, is equipped with the motor on the mounting bracket, the output shaft transmission of motor is connected with the dwang, be equipped with the installation position that is used for installing the sensor on the dwang, the motor is connected with the second controller electricity, the second controller is used for controlling the motor periodicity just reverse when sensor group detects.
Through positive and negative rotation, the sewage on the periphery is more uniform, and the detection precision is improved.
Further, the first controller is further configured to, when a detection result of one sensor of the detection device is abnormal, determine whether the current sensor is faulty according to data of other sensors of the detection device where the sensor is located and sensor data of a detection device adjacent to the detection device, and control the alarm module to issue a fault alarm when the sensor is faulty.
And judging whether a fault exists or not through adjacent data and giving an alarm so as to solve the problem of the fault of the sensor in time.
Furthermore, the installation position comprises a movable rod, the rotating rod is provided with an insertion hole, one end of the movable rod extends into the insertion hole and is in sliding connection with the insertion hole, a spring is arranged between the movable rod and the bottom of the insertion hole, and the sensor is arranged at one end of the movable rod, which is far away from the insertion hole; and the first controller is also used for sending instructions to the second controller to control the motor to accelerate or decelerate when the sensor is detected to have a fault.
The sliding rod is matched with the acceleration and deceleration to realize centrifugation and reset, so that the mounting position and the sensor are displaced and vibrated, dirt adhered to the surface of the mounting position and the sensor can be removed, and partial faults can be automatically solved.
Drawings
FIG. 1 is a logic block diagram of an embodiment of the in-situ monitoring system for wastewater treatment according to the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
example one
As shown in fig. 1, the sewage treatment in-situ monitoring system disclosed in this embodiment includes a measurement and control box, a plurality of detection devices, a data server and a supervision terminal, wherein each detection device includes a mounting rack, a second controller, a second communication module and a sensor group, and the detection devices are connected with the measurement and control box through a network.
The sensor group comprises one or more of a DO sensor, a temperature sensor, a pH sensor and an SS sensor, and the detection device is arranged at the water outlet of the regulating tank, the water inlet of the purification reactor, the middle part of the purification reactor, the water outlet of the purification reactor, the regulating tank and the secondary sedimentation tank; in this embodiment, the positions of the detection devices are different, the types of the sensors included in the sensor groups are also different, the detection devices arranged at the water outlet of the adjusting tank, the water inlet of the purification reactor, the middle of the purification reactor and the water outlet of the purification reactor respectively comprise a DO sensor, a temperature sensor and a pH sensor, the detection devices arranged at the positions of the adjusting tank and the secondary sedimentation tank are also provided with SS sensors, and in order to reduce the occupation of the installation space, in this embodiment, the temperature sensors are integrated on the pH sensors.
The measurement and control box is internally provided with a first communication module, a first controller and an alarm module, the first controller is electrically connected with the first communication module and the alarm module, the first controller is used for acquiring detection results of the sensors through the detection device, and the first controller is also used for sending the detection results to the data server through the first communication module. The first controller is also used for controlling the alarm module to give an abnormal alarm when the detection result has an abnormality.
In this embodiment, the second communication module includes a measurement and control box communication module and an ad hoc network communication module, the measurement and control box communication module is used for establishing network connection with the first communication module, and the ad hoc network communication module is used for networking between the detection devices. In this embodiment, the ad hoc network module adopts a Zigbee module, and the measurement and control box communication module and the first communication module both adopt a WiFi wireless communication module.
The first controller is also electrically connected with the electromagnetic valve of the drain pipe of the secondary sedimentation tank, and the first controller is also used for switching off the electromagnetic valve of the drain pipe of the secondary sedimentation tank when the detection result is abnormal.
And the monitoring terminal is connected with the data server through a network and is used for a user to remotely check the data stored on the data server. The monitoring terminal is further used for sending a detection signal to a first controller of the monitoring box through the data server, the first controller reads detection data of the detection sensor after receiving the detection signal and uploads the detection data to the data server, then a user can remotely refresh the detection data, real-time data checking is achieved, and the first controller is further used for sending an alarm prompt to the monitoring terminal when detecting that a detection result is abnormal. In this embodiment, the monitoring terminal is one or more of a mobile phone, a computer, and a tablet computer.
Example two
The difference between this embodiment and the first embodiment lies in that detection device includes the motor, is equipped with the motor on the mounting bracket, and motor output shaft power is connected with the dwang, is equipped with the installation position that is used for installing the sensor on the dwang, and the motor is connected with the second controller electricity, and the second controller is used for controlling the periodic positive and negative rotation of motor when sensor group detects, and then makes quality of water more even around, reduces the error for it is more accurate to detect.
The first controller is also used for judging whether the current sensor is in fault or not according to the data of other sensors of the detection device where the sensor is located and the sensor data of the adjacent detection device of the detection device when the detection result of one sensor of the detection device is abnormal, because certain correlation exists among various parameters of the water quality and the parameter change of the similar water quality is not too large, when the detection result of one sensor is abnormal, judging whether the data of other sensors of the detection device is abnormal or not, if so, judging whether the detection device and the sensor are in fault or not, if not, judging whether the sensor is in fault or not according to whether the difference value between the sensor data of the same type of the adjacent detection device and the current sensor data is larger than a threshold value or not, and simultaneously judging whether the sensor is in fault or not according to the historical data of the sensor, if so, judging whether the sensor is in fault or not according to whether the difference value between the current, and controls the alarm module to issue a fault alarm when the sensor fails.
The installation position comprises a movable rod, the rotating rod is provided with an insertion hole, one end of the movable rod extends into the insertion hole and is in sliding connection with the insertion hole, a spring is arranged between the movable rod and the bottom of the insertion hole, and the sensor is arranged at one end of the movable rod, which is far away from the insertion hole; the first controller is also used for sending instructions to the second controller to control the motor to accelerate or decelerate when the sensor is detected to have a fault. The sliding rod is matched with the acceleration and deceleration to realize centrifugation and reset, so that the mounting position and the sensor are displaced and vibrated, dirt adhered to the surface of the mounting position and the sensor can be removed, and partial faults can be automatically solved.
The foregoing are merely exemplary embodiments of the present invention, and no attempt is made to show structural details of the invention in more detail than is necessary for the fundamental understanding of the art, the description taken with the drawings making apparent to those skilled in the art how the several forms of the invention may be embodied in practice with the teachings of the invention. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. Sewage treatment normal position monitoring system, its characterized in that: the method comprises the following steps:
the device comprises a measurement and control box and a plurality of detection devices, wherein each detection device comprises a mounting frame and a sensor group, the detection devices are connected with the measurement and control box through a network, each sensor group comprises one or more of a DO sensor, a temperature sensor, a pH sensor and an SS sensor, and the detection devices are arranged at the water outlet of an adjusting tank, the water inlet of a purification reactor, the middle part of the purification reactor, the water outlet of the purification reactor, the adjusting tank and a secondary sedimentation tank;
the measurement and control box is internally provided with a first communication module, a first controller and an alarm module, the first controller is electrically connected with the first communication module and the alarm module, the first controller is used for acquiring detection results of the sensors through the detection device, and the first controller is also used for controlling the alarm module to send out an abnormal alarm when the detection results are abnormal.
2. The in-situ sewage treatment monitoring system of claim 1, wherein: the detection device comprises a second controller and a second communication module, the second communication module comprises a measurement and control box communication module and an ad hoc network communication module, the measurement and control box communication module is used for establishing network connection with the first communication module, and the ad hoc network communication module is used for networking between the detection devices.
3. The in-situ sewage treatment monitoring system of claim 1, wherein: the first controller is also electrically connected with the electromagnetic valve of the drain pipe of the secondary sedimentation tank, and the first controller is also used for switching off the electromagnetic valve of the drain pipe of the secondary sedimentation tank when the detection result is abnormal.
4. The in-situ sewage treatment monitoring system of claim 3, wherein: the first controller is further used for sending the detection result to the data server through the first communication module.
5. The in-situ sewage treatment monitoring system of claim 4, wherein: the monitoring terminal is connected with the data server through a network and is used for a user to remotely check data stored on the data server.
6. The in-situ sewage treatment monitoring system of claim 5, wherein: the monitoring terminal is further used for sending detection signals to a controller of the monitoring box through the data server, and the controller reads detection data of the detection sensor after receiving the detection signals and uploads the detection data to the data server.
7. The in-situ sewage treatment monitoring system of claim 6, wherein: the temperature sensor is integrated on the DO sensor or/and the pH sensor.
8. The in-situ sewage treatment monitoring system of claim 2, wherein: the detection device comprises a motor, a motor is arranged on the mounting frame, an output shaft of the motor is connected with a rotating rod in a transmission manner, an installation position for installing the sensor is arranged on the rotating rod, the motor is electrically connected with a second controller, and the second controller is used for controlling the periodic positive and negative rotation of the motor when the sensor group detects.
9. The in-situ sewage treatment monitoring system of claim 8, wherein: the first controller is further used for judging whether the current sensor is in fault or not according to data of other sensors of the detection device where the sensor is located and sensor data of the detection device adjacent to the detection device when the detection result of one sensor of the detection device is abnormal, and controlling the alarm module to give out a fault alarm when the sensor is in fault.
10. The in-situ sewage treatment monitoring system of claim 9, wherein: the installation position comprises a movable rod, the rotating rod is provided with an insertion hole, one end of the movable rod extends into the insertion hole and is in sliding connection with the insertion hole, a spring is arranged between the movable rod and the bottom of the insertion hole, and the sensor is arranged at one end of the movable rod, which is far away from the insertion hole; and the first controller is also used for sending instructions to the second controller to control the motor to accelerate or decelerate when the sensor is detected to have a fault.
CN202010621327.6A 2020-06-30 2020-06-30 Sewage treatment in-situ monitoring system Pending CN111721907A (en)

Priority Applications (1)

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CN202010621327.6A CN111721907A (en) 2020-06-30 2020-06-30 Sewage treatment in-situ monitoring system

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Application Number Priority Date Filing Date Title
CN202010621327.6A CN111721907A (en) 2020-06-30 2020-06-30 Sewage treatment in-situ monitoring system

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* Cited by examiner, † Cited by third party
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CN112415168A (en) * 2020-12-31 2021-02-26 深圳万知达科技有限公司 Water quality monitoring management system based on internet
CN114062638A (en) * 2022-01-17 2022-02-18 武汉科迪智能环境股份有限公司 Water quality detection method, system, computer equipment and storage medium

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CN110618247A (en) * 2019-10-25 2019-12-27 重庆工商大学 Sewage treatment dystopy monitoring system

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CN110006481A (en) * 2019-02-28 2019-07-12 重庆工商大学 Water quality monitoring equipment applied to sewage treatment
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112415168A (en) * 2020-12-31 2021-02-26 深圳万知达科技有限公司 Water quality monitoring management system based on internet
CN114062638A (en) * 2022-01-17 2022-02-18 武汉科迪智能环境股份有限公司 Water quality detection method, system, computer equipment and storage medium

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