Gas tank safety monitoring system

Abstract

The present invention relates to a gas tank safety monitoring system, and belongs to the field of circuit monitoring. The system includes a data perception and processing module and a platform monitoring center that are interconnected; the data perception and processing module includes a sensor unit, a positioning unit, and a data processing unit; the platform monitoring center includes a basic information management module, an alarm information processing module, and an equipment operation status monitoring unit; the data processing unit is respectively connected to the sensor unit, the positioning unit, the basic information management module, the alarm information processing module, and the equipment operation status monitoring unit. The data perception and processing module is arranged on the angle valve hand wheel of the gas tank; the operation status and position change of each gas tank distributed in the retailer are monitored by the NB data acquisition module, and the seller can monitor all gas tanks in real time, avoiding manual regular inspections, saving costs, and being able to effectively use big data analysis to improve the sales and service quality of the product vendor.

Description

Technical Field

[0001] The invention belongs to the field of circuit monitoring and relates to a low-cost gas tank safety monitoring system. Background Art

[0002] At present, the GPRS (CATn) + GPS series of gas tank safety monitoring systems on the market have three main disadvantages: 1. High loss rate, greater than 35%; 2. Fast power consumption, the battery is exhausted in one month; 3. Poor positioning accuracy, greater than 500 meters. Summary of the invention

[0003] In view of this, the purpose of the present invention is to provide a gas tank safety monitoring system. To achieve the above purpose, the present invention provides the following technical solutions:

[0004] A gas tank safety monitoring system, which includes interconnected data sensing and processing modules and a platform monitoring center;

[0005] The data sensing and processing module includes a sensor unit, a positioning unit and a data processing unit;

[0006] The platform monitoring center includes a basic information management module, an alarm information processing module and an equipment operation status monitoring unit;

[0007] The data processing unit is respectively connected with the sensor unit, the positioning unit, the basic information management module, the alarm information processing module and the equipment operation status monitoring unit;

[0008] The data processing unit includes an MCU and a power supply unit;

[0009] The basic information management module includes a data statistical analysis module and an AI artificial intelligence algorithm module;

[0010] The data sensing and processing module is arranged on the angle valve hand wheel of the gas tank;

[0011] The AI ​​artificial intelligence algorithm module runs a gas tank remaining gas algorithm and an illegal filling point algorithm.

[0012] Optionally, the sensor unit includes a temperature sensor, an acceleration sensor, a magnetic field sensor, a photosensor and a travel switch.

[0013] Optionally, the positioning unit includes a NBIoT communication unit, a WiFi communication unit and a Bluetooth communication unit.

[0014] Optionally, the gas tank remaining gas algorithm is as follows: when the magnetic field sensor transmits data of a movement angle of 30 degrees, it is determined that the angle valve handwheel of the gas tank is opened, gas is output, and the gas output time is recorded to obtain the remaining gas volume; when the remaining gas volume is less than 20% and 10%, data is reported;

[0015] The algorithm for illegal filling points is as follows: if there are more than 10 gas cylinders, and within 5 days, the angle valve handwheel is opened for more than 15 seconds at the same location, and the opening time is less than 300 seconds, and this location is not a legal filling point, then this location is considered an illegal filling point.

[0016] Optionally, the calculation method of the gas output duration is: t=G / gk, wherein t is the gas output duration, g is the weight of gas consumed per unit time, G is the total weight of the gas tank, and k is the gross weight parameter.

[0017] Optionally, the equipment operation status monitoring unit includes an alarm information comprehensive management unit and an alarm OA management unit.

[0018] Optionally, the data processing unit further includes a buzzer, and the buzzer is data-connected to the alarm OA management unit.

[0019] Optionally, when the photosensor senses that the lumen increment is greater than 300 within 5 seconds, it determines that the data sensing and processing module is forcibly stripped of the angle valve handwheel, sends an alarm message to the alarm OA management unit, and starts the buzzer.

[0020] Optionally, the power supply unit is a lithium-ion battery.

[0021] Optionally, the basic information management module also includes a maintenance module.

[0022] The beneficial effects of the present invention are:

[0023] (1) By monitoring the operating status and location changes of gas tanks distributed among retailers through the NB data acquisition module, sellers can monitor all gas tanks in real time, avoiding manual regular inspections, saving costs, and avoiding manual errors. Big data analysis can be effectively used to improve product sales and service quality, thereby significantly improving overall operational efficiency.

[0024] (2) Through the communication and positioning method of NB-IOT+WiFi, low power consumption, reliable transmission and increased density of data are achieved. At the same time, the location of the gas tank (less than ten meters), usage time and temperature information are uploaded in real time, forming a seamless link between end users and gas stations. This not only reduces customer churn rate, but also improves production safety level and customer stickiness. It is a system that benefits gas safety authorities, gas company gas stations and telecommunications companies.

[0025] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and to some extent, will be obvious to those skilled in the art based on the following examination and study, or can be taught from the practice of the present invention. The objectives and other advantages of the present invention can be realized and obtained through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention will be described in detail below in conjunction with the accompanying drawings, wherein:

[0027] Figure 1 It is a system diagram of the present invention;

[0028] Figure 2 It is the connection diagram of MCU and DCDC in the present invention;

[0029] Figure 3 This is the circuit diagram of the WiFi positioning module in the present invention. DETAILED DESCRIPTION

[0030] The following describes the embodiments of the present invention by specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the illustrations provided in the following embodiments only illustrate the basic concept of the present invention in a schematic manner, and the following embodiments and features in the embodiments can be combined with each other without conflict.

[0031] Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on the present invention. In order to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of actual products. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0032] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "front", "rear", etc. indicate the orientation or position relationship, they are based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as limiting the present invention. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0033] like Figure 1 to Figure 3 As shown, it is a gas tank safety monitoring system, which includes interconnected data sensing and processing modules and a platform monitoring center;

[0034] The data sensing and processing module includes a sensor unit, a positioning unit and a data processing unit;

[0035] The platform monitoring center includes a basic information management module, an alarm information processing module and an equipment operation status monitoring unit;

[0036] The data processing unit is respectively connected with the sensor unit, the positioning unit, the basic information management module, the alarm information processing module and the equipment operation status monitoring unit;

[0037] The data processing unit includes an MCU and a power supply unit;

[0038] The basic information management module includes a data statistical analysis module and an AI artificial intelligence algorithm module;

[0039] The data sensing and processing module is arranged on the angle valve hand wheel of the gas tank;

[0040] The AI ​​artificial intelligence algorithm module runs a gas tank remaining gas algorithm and an illegal filling point algorithm.

[0041] Optionally, the sensor unit includes a temperature sensor, an acceleration sensor, a magnetic field sensor, a photosensor and a travel switch.

[0042] Optionally, the positioning unit includes a NBIoT communication unit, a WiFi communication unit and a Bluetooth communication unit.

[0043] Optionally, the gas tank remaining gas algorithm is as follows: when the magnetic field sensor transmits data of a movement angle of 30 degrees, it is determined that the angle valve handwheel of the gas tank is opened, gas is output, and the gas output time is recorded to obtain the remaining gas volume; when the remaining gas volume is less than 20% and 10%, data is reported;

[0044] The algorithm for illegal filling points is as follows: if there are more than 10 gas cylinders, and within 5 days, the angle valve handwheel is opened for more than 15 seconds at the same location, and the opening time is less than 300 seconds, and this location is not a legal filling point, then this location is considered an illegal filling point.

[0045] Optionally, the calculation method of the gas output duration is: t=G / gk, wherein t is the gas output duration, g is the weight of gas consumed per unit time, G is the total weight of the gas tank, and k is the gross weight parameter.

[0046] Optionally, the equipment operation status monitoring unit includes an alarm information comprehensive management unit and an alarm OA management unit.

[0047] Optionally, the data processing unit further includes a buzzer, and the buzzer is data-connected to the alarm OA management unit.

[0048] Optionally, when the photosensor senses that the lumen increment is greater than 300 within 5 seconds, it determines that the data sensing and processing module is forcibly stripped of the angle valve handwheel, sends an alarm message to the alarm OA management unit, and starts the buzzer.

[0049] Optionally, the power supply unit is a lithium-ion battery.

[0050] Optionally, the basic information management module also includes a maintenance module.

[0051] The parameters of this system are as follows:

[0052] Positioning accuracy: within 10 meters;

[0053] Monitoring mode: positioning / vibration / temperature / switch / photosensitive+travel switch, and combination logic;

[0054] Alarm information: <10 seconds;

[0055] Positioning information: once every 24 hours (adjustable);

[0056] Battery: 2200mAh lithium-ion battery;

[0057] Working temperature: -20-65℃;

[0058] Shell: ABS material.

[0059] The MCU model is HS6620;

[0060] The capacitor C120 in the DCDC is also connected to the pin 47 of the MCU; the capacitor C120 is grounded;

[0061] The capacitor C120 is connected in parallel with the series-connected resistor R101 and the resistor R100 respectively;

[0062] The resistor R100 is connected in parallel with the capacitor C101 and then connected in series with the inductor L100;

[0063] The inductor L100 is connected to the switch control pin of the voltage source U100, and the capacitor C101 is connected to the output voltage feedback pin of the voltage source U100;

[0064] The data signal end of the voltage source U100 is connected to a capacitor C100 and a power monitoring input VBAT port, and the capacitor C100 is grounded;

[0065] The negative pole of the voltage source U100 is grounded;

[0066] The enable pin of the voltage source U100 is connected to the enable pin port of the DCDC;

[0067] The pin 23 of the MCU is connected to the control port of the impact force sensor via the control line SCL;

[0068] The pin 24 of the MCU is connected to the data port of the impact force sensor via the data line SDA;

[0069] The pin 42 of the MCU is connected to the transmitting terminal TX of the WiFi positioning module;

[0070] The pin 41 of the MCU is connected to the receiving end RX of the WiFi positioning module.

[0071] The capacitor C120 is 10 μF and its voltage is 6.3V.

[0072] The resistor R101 is 200 kΩ, and the resistor R100WEI is 300 kΩ.

[0073] The capacitor C101 is 22 pF and is a COG capacitor.

[0074] The capacitor C100 is 4.7 μF and its voltage is 16V.

[0075] The reset end of the WiFi positioning module is connected to a resistor R600;

[0076] The WiFi positioning module is also connected to the input and output of an external crystal oscillator and an antenna.

[0077] The resistor R600 is 1 kΩ.

[0078] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solution of the present invention can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution, which should be included in the scope of the claims of the present invention.

Claims

1. Gas tank safety monitoring system, characterized by: The system includes interconnected data sensing and processing modules and a platform monitoring center; The data sensing and processing module includes a sensor unit, a positioning unit and a data processing unit; The platform monitoring center includes a basic information management module, an alarm information processing module and an equipment operation status monitoring unit; The data processing unit is respectively connected with the sensor unit, the positioning unit, the basic information management module, the alarm information processing module and the equipment operation status monitoring unit; The data processing unit includes an MCU and a power supply unit; The basic information management module includes a data statistical analysis module and an AI artificial intelligence algorithm module; The data sensing and processing module is arranged on the angle valve hand wheel of the gas tank; The AI ​​artificial intelligence algorithm module runs a gas tank remaining gas algorithm and an illegal filling point algorithm; The sensor unit includes a temperature sensor, an acceleration sensor, a magnetic field sensor, a photosensor and a travel switch; The positioning unit includes an NBIoT communication unit, a WiFi communication unit and a Bluetooth communication unit; The algorithm for the remaining gas volume in the gas tank is as follows: when the magnetic field sensor transmits data indicating a movement angle of 30 degrees, it is determined that the angle valve hand wheel of the gas tank is opened, gas is output, and the gas output duration is recorded to obtain the remaining gas volume; data is reported when the remaining gas volume is less than 20% and 10%; The illegal filling point algorithm is as follows: if there are more than 10 gas cylinders, and within 5 days, the angle valve handwheel is opened for more than 15 seconds at the same location, and the opening time is less than 300 seconds, and this location is not a legal filling point, then this location is considered an illegal filling point; The calculation method of the gas output time is: t=G / gk, where t is the gas output time, g is the gas weight consumed per unit time, G is the total weight of the gas tank, and k is the gross weight parameter; The equipment operation status monitoring unit includes an alarm information comprehensive management unit and an alarm OA management unit; The data processing unit also includes a buzzer, which is data-connected to the alarm OA management unit; When the light sensor senses that the lumen increment is more than 300 within 5 seconds, it determines that the data sensing and processing module is forcibly stripped of the angle valve handwheel, sends an alarm message to the alarm OA management unit, and starts the buzzer; The power supply unit is a lithium-ion battery; The basic information management module also includes a maintenance module.

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