CN106060161B - Electricity, water and gas metering and management Internet of things test platform and test method - Google Patents
Electricity, water and gas metering and management Internet of things test platform and test method Download PDFInfo
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- CN106060161B CN106060161B CN201610541770.6A CN201610541770A CN106060161B CN 106060161 B CN106060161 B CN 106060161B CN 201610541770 A CN201610541770 A CN 201610541770A CN 106060161 B CN106060161 B CN 106060161B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
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- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
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- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention relates to an electricity, water and gas metering and management Internet of things test platform and a test method.A sensing layer jointly forms an electricity, water and gas metering and management Internet of things data acquisition platform by an electricity meter field data wired and wireless monitoring system, a water meter field data wired and wireless monitoring system and a gas meter field data wired and wireless monitoring system; the network layer is an Internet of things information platform for electricity, water and gas metering and management, which consists of wireless data transceiver equipment, a data processing system, a router and a remote monitoring system which are connected in sequence; and the application layer is an application platform of the Internet of things for metering and managing electricity, water and gas, which is formed by a test platform control center, a demonstration device and a metering data storage center. The invention realizes the teaching and experimental application of the Internet of things by simulating the remote centralized meter reading system, can intuitively demonstrate the connection relation among all the devices and the mutual information interaction mode, can perform simulation operation and device performance test, and is beneficial to popularizing the knowledge of the Internet of things and training talents of the Internet of things.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to a test platform and a test method for electricity, water and gas metering and management Internet of things.
Background
The internet of things is a new generation of information technology, and sensors, controllers, machines, personnel, objects and the like are connected together in a new mode by utilizing communication technologies such as local networks or the internet and the like to form networks for people-to-object connection, object-to-object connection and information, remote management control and intellectualization. The internet of things is an extension of the internet, comprises the internet and all resources on the internet, and is compatible with all applications of the internet.
At present, the Internet of things is still in the development and popularization stage, and many people feel lively and careless about the concept of the Internet of things. Some schools have developed professional courses of internet of things, but most schools do not have internet of things technology test devices matched with teaching because the internet of things technology is just introduced into a teaching link. Therefore, the development of an Internet of things test platform is necessary for teaching and testing of the Internet of things technology.
At present, the mode that electricity, water and gas meters are controlled by 'one household and three meters', and the meter reading is carried out manually from one household to another, has exposed various defects, is not suitable for the modern construction of cities, and has become a trend by adopting a centralized meter reading system; with the continuous progress of modern science and technology, the centralized meter reading of water, electricity and gas becomes the necessary requirement for the development of modern residential areas towards intellectualization and informatization. The remote centralized meter reading becomes a technology which is most closely related to the Internet of things technology and is most developed in the near stage, and the system is very suitable for being used as a demonstration system of an Internet of things technology test platform for the Internet of things technology which is very wide in coverage content and relatively abstract.
Disclosure of Invention
The invention provides an Internet of things testing platform and a testing method for electricity, water and gas metering and management, which realize Internet of things teaching and testing application by simulating a remote centralized meter reading system, can intuitively demonstrate the connection relation among equipment and the mutual information interaction mode, can perform simulation operation and equipment performance test, and are beneficial to rapidly popularizing Internet of things knowledge and culturing more Internet of things professional technical talents at the present stage.
In order to achieve the purpose, the invention adopts the following technical scheme:
the electricity, water and gas metering and managing Internet of things test platform comprises a sensing layer, a network layer and an application layer; in the perception layer, constitute electricity, water, gas measurement and management thing networking data acquisition platform jointly by wired wireless monitoring system of ammeter field data, wired wireless monitoring system of water gauge field data and the wired wireless monitoring system of gas meter field data, wherein:
the wired wireless monitoring system for the field data of the electric meter consists of a test electric meter, a load, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the test electricity meters are arranged in parallel, each test electricity meter is connected with a load, the power supply input end and the grounding end of the test electricity meter are respectively connected with an alternating current 220V power supply through a live wire and a ground wire, and the output side of the alternating current 220V power supply is also provided with a mobile remote wireless switch; dividing the test electricity meter into at least 4 groups according to the data output form, 1 st group: the data output end of at least 2 experimental electricity meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: the data output end of at least 2 blocks of test electricity meters is connected with a middle-distance wireless data transmitter in parallel, and the 3 rd group: the data output end of the single-block test electricity meter is connected with a mobile wireless data transmitter, and the 4 th group: the data output end of the single-block test electricity meter is connected with the middle-distance wireless data transmitter;
the wired and wireless monitoring system for the water meter field data consists of a test water meter, a water quantity regulating valve, a water supply system, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the water supply system comprises a water storage tank, a water supply pipe and a water return pipe, wherein the water supply pipe and the water return pipe are respectively connected with the water storage tank, one end of the water supply pipe, which extends into the water storage tank, is provided with a submersible pump, and the submersible pump is connected with a 220V water pump power supply through a mobile remote wireless switch; the test water meters are respectively connected between the water supply pipe and the water return pipe in parallel, and a water quantity regulating valve is arranged between each test water meter and the water return pipe; dividing the test water meters into at least 4 groups according to the data output form, wherein the 1 st group is as follows: the data output end of at least 2 experimental water meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: the data output end of at least 2 experimental water meters is connected with the middle-distance wireless data transmitter after being connected in parallel, and the 3 rd group: the data output end of the single test water meter is connected with the mobile wireless data transmitter, and the 4 th group: the data output end of the single test water meter is connected with the medium-distance wireless data transmitter;
the gas meter field data wired wireless monitoring system consists of a test gas meter, a gas supply system, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the air supply system comprises an air supply main pipe, air supply branch pipes, an air supply pipe and an air outlet pipe, wherein a test fan is arranged on the air supply main pipe and is connected with a 220V fan power supply through a mobile remote wireless switch; the test gas meter is respectively connected with the gas supply main pipe through the gas supply branch pipe, a gas quantity regulating valve is arranged on a gas supply pipe connected with the test gas meter and the gas supply branch pipe, and an outlet of a gas outlet pipe behind the test gas meter is communicated with the atmosphere; the test gas meters are divided into at least 4 groups according to the data output form, the 1 st group: the data output end of at least 2 experimental gas meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: connect the wireless data transmitter of well distance after the data output end of 2 piece at least experimental gasometers connects in parallel, 3 rd group: the data output end of the single-block test gas meter is connected with a mobile wireless data transmitter, and the 4 th group: the data output end of the single-block test gas meter is connected with the middle-distance wireless data transmitter;
in the network layer, an electricity, water and gas metering and managing Internet of things information platform is formed by a wireless data transceiver, a data processing system, a router and a remote monitoring system which are sequentially connected, the wireless data transceiver comprises a mobile wireless data receiver and a middle-distance wireless data receiver, and the mobile wireless data receiver and the middle-distance wireless data receiver are respectively in communication connection with a mobile wireless data transmitter and a middle-distance wireless data transmitter of the sensing layer; the data processing system is additionally connected with the data storage and the database server; the remote monitoring system comprises an upper computer, a mobile phone and a notebook computer, wherein the router is respectively connected with the upper computer and the cloud server through the Internet and is connected with the mobile phone or the notebook computer through a wireless local area network;
in the application layer, an electricity, water and gas metering and managing Internet of things application platform is composed of a test platform control center, a demonstration device and a metering data storage center, the demonstration device and the metering data storage center are respectively connected with the test platform control center, and the test platform control center is in communication connection with a cloud server.
The data processing system in the electricity, water and gas metering and managing Internet of things information platform consists of an embedded microcomputer, a power supply module and a wireless network card, wherein the power supply module and the wireless network card are connected with the embedded microcomputer, the embedded microcomputer is connected with the Internet through a USB/RS-485 communication interface, and the embedded computer is further selectively connected with an LCD display screen and a temperature monitoring module.
The mobile wireless data transmitter is a GPRS/LTE wireless data transmitter, the medium-distance wireless data transmitter is an RF wireless data transmitter, the mobile wireless receiver is a GPRS/LTE wireless data receiver, and the medium-distance wireless receiver is an RF wireless data receiver; the mobile remote wireless switch is a GPRS/LTE wireless switch.
The test electricity meter consists of a network electricity metering device controller, a current sensor CT, a voltage sensor PT and an ASLC measuring chip, wherein the current sensor CT and the voltage sensor PT are connected with the network electricity metering device controller through the ASLC measuring chip; the network electric quantity metering device controller is also respectively connected with the watchdog, the clock circuit and the DS18B20 temperature measuring element and is connected with the mobile wireless data transmitter or the medium-distance wireless data transmitter through the USB/RS-485 communication interface.
The test water meter consists of a water meter microprocessor, a water pulse counter, a water meter FM ferroelectric memory, a water meter clock circuit and a water meter power management module, wherein the water pulse counter, the water meter FM ferroelectric memory, the water meter clock circuit and the water meter power management module are respectively connected with the water meter microprocessor; the water meter power management module comprises a water meter power supply and a water meter power detection module; the water meter microprocessor is connected with the control end of the water quantity regulating valve and is connected with a mobile wireless data transmitter or a medium-distance wireless data transmitter through a USB/RS-485 communication interface; the water meter microprocessor is selectively connected with the water meter LCD display screen.
The test gas meter consists of a gas meter microprocessor, a gas pulse counter, a gas meter FM ferroelectric memory, a gas meter clock circuit and a gas meter power supply management module, wherein the gas pulse counter, the gas meter FM ferroelectric memory, the gas meter clock circuit and the gas meter power supply management module are respectively connected with the gas meter microprocessor; the gas meter power supply management module comprises a gas meter power supply and a gas meter power supply detection module; the gas meter microprocessor is additionally connected with the control end of the gas flow regulating valve and is connected with a mobile wireless data transmitter or a medium-distance wireless data transmitter through a USB/RS-485 communication interface; the gas meter microprocessor is selectively connected with the gas meter LCD display screen and the gas leakage alarm.
The wired and wireless monitoring system for the site data of the electric meter, the wired and wireless monitoring system for the site data of the water meter and the wired and wireless monitoring system for the site data of the gas meter are integrated in an equipment metering data acquisition control cabinet; the equipment metering data acquisition control cabinet is divided into an upper layer, a middle layer and a lower layer, wherein the upper layer is used for setting an electric meter field data wired and wireless monitoring system, the middle layer is used for setting a gas meter field data wired and wireless monitoring system, and the lower layer is used for setting a water meter field wired and wireless monitoring system; the mobile wireless data transmitter and the medium-distance wireless data transmitter of each field data wired and wireless monitoring system are arranged outside the cabinet body of the equipment metering data acquisition control cabinet.
The electricity, water and gas metering and management Internet of things test method based on the electricity, water and gas metering and management Internet of things test platform comprises the following steps:
1) Building an electricity, water and gas metering and managing Internet of things test platform, debugging equipment and communication connection, and ensuring that all parts work normally; then, respectively carrying out electricity, water and gas metering and management Internet of things tests;
2) Acquiring metering data through a sensing layer;
acquiring electric quantity metering data: bulbs with different powers are adopted as loads to be connected with the test electricity meters, an alternating current 220V power supply is controlled by a mobile remote wireless switch to supply power to the test electricity meters and the loads, and electricity metering data of 4 groups of test electricity meters are collected in groups; the current value and the voltage value of a load circuit are acquired through a current sensor and a voltage sensor, an ASLC measuring chip automatically calculates electric quantity data comprising current, voltage, frequency, active power, reactive power and power factor according to the current value and the voltage value, and the electric quantity data is transmitted to a corresponding mobile wireless data transmitter/medium-distance wireless data transmitter through a network electric quantity metering device controller; the electric quantity metering data acquisition test process can be respectively completed, wherein the electric quantity metering data acquisition test process comprises the steps of acquiring electric quantity metering data of a parallel test electricity meter and transmitting the electric quantity metering data through a mobile wireless data transmitter, acquiring electric quantity metering data of a single test electricity meter and transmitting the electric quantity metering data through a mobile wireless data transmitter, acquiring electric quantity metering data of the single test electricity meter and transmitting the electric quantity metering data through a middle-distance wireless data transmitter;
water quantity metering data acquisition: the power supply of the 220V water pump is controlled by the mobile remote wireless switch to supply power to the submersible pump, the submersible pump pumps water from the water storage tank to the water supply pipe, and then the water returns to the water storage tank through each test water meter, each water quantity regulating valve and the water return pipe; the opening of each water quantity regulating valve is controlled by a water meter microprocessor, so that the water quantity flowing through each test water meter is different; collecting the water quantity metering data of the 4 groups of test water meters in groups; the net accumulated flow of the water meter is measured through a water pulse counter and is used as water quantity measuring data, and the water quantity measuring data is transmitted to a corresponding mobile wireless data transmitter/middle-distance wireless data transmitter through a water meter microprocessor; the water meter FM ferroelectric memory is used for storing water meter operation parameters and collected historical data when the power is off, and the water meter LCD display screen is used for cooperatively checking or setting parameters of the test water meter and the water quantity regulating valve; the water quantity metering data acquisition test process of the parallel test water meters, the transmission of the water quantity metering data of the middle-distance wireless data transmitter, the water quantity metering data acquisition of the single test water meter, the transmission of the mobile wireless data transmitter and the water quantity metering data acquisition of the single test water meter and the transmission of the middle-distance wireless data transmitter can be respectively completed;
and (3) acquiring gas quantity metering data: a test fan is adopted to convey air to simulate the coal gas conveying process; the power supply of the 220V fan is controlled by the mobile remote wireless switch to supply power to the test fan, the test fan conveys air to each test gas meter through the main air supply pipe, the branch air supply pipe and the air supply pipe, and then the air is discharged to the atmosphere through the air outlet pipe behind the test gas meters; the opening degree of each gas quantity regulating valve is controlled by a gas meter microprocessor, so that the gas quantity passing through each test gas meter is different; collecting the gas quantity metering data of 4 groups of test gas meters in groups; the net accumulated flow of the gas meter is measured through a gas pulse counter and is used as gas quantity measuring data, and the gas quantity measuring data is transmitted to a corresponding mobile wireless data transmitter/middle-distance wireless data transmitter through a gas meter microprocessor; the gas meter FM ferroelectric memory is used for storing gas meter operating parameters and collected historical data when the power is off, and the gas meter LCD display screen is used for cooperatively checking or setting parameters of a test gas meter and a gas quantity regulating valve; the gas quantity metering data acquisition test process can be respectively completed, wherein the gas quantity metering data acquisition test process comprises the steps of acquiring gas quantity metering data of parallel test gas meters, transmitting the gas quantity metering data through a mobile wireless data transmitter, acquiring gas quantity metering data of single test gas meters, transmitting the gas quantity metering data through the mobile wireless data transmitter, acquiring gas quantity metering data of the single test gas meters, and transmitting the gas quantity metering data through a middle-distance wireless data transmitter;
3) Processing and transmitting data through a network layer;
the wireless data transceiver receives the metering data of electric quantity, water quantity and gas quantity from the sensing layer and transmits the related data to the data processing system; the data processing system adopts an embedded microcomputer processing system with the functions of multi-channel input, signal unified conditioning, isolated programmable amplification and A/D conversion, can simultaneously access a plurality of collected electric quantity, water quantity or gas quantity metering data analog signals, converts the analog signals into digital signals in a time-sharing manner, and performs statistics, comparison, storage or execution through the embedded microcomputer; according to the test requirement, a field monitoring database, an equipment maintenance procedure database, an expert information database and a fault diagnosis procedure database which are used for storing historical data, real-time monitoring data and equipment operation records are selectively arranged in the database server; the embedded microcomputer can call the data stored in the related database at any time when performing data comparison; the current metering data of the electric quantity, the water quantity or the gas quantity can be checked or historical statistical data can be inquired at any time through an upper computer, a mobile phone or a notebook computer;
4) Performing test application or teaching demonstration application through the application layer;
through the cloud platform, the application layer can realize data sharing with the network layer; the computer can be used as a test platform control center, downloads electricity, water and gas metering data from the cloud, and stores the electricity, water and gas metering data into a metering data storage center so as to be called at any time; the demonstration device can be a display, a projector or a large-screen liquid crystal television; when the test application is carried out, the test platform of the Internet of things for electricity, water and gas metering and management is subjected to simulation operation, effective test data for electricity, water and gas metering and management is obtained, a basis is provided for database management, equipment management, personnel management, cost management, technical management and service management related to an online electricity, water and gas metering and management system, and the test platform of the Internet of things for electricity, water and gas metering and management can be used as an equipment performance detection system to carry out performance detection on updated products of related equipment; when the teaching demonstration application is carried out, various devices of the test platform for measuring electricity, water and gas and managing the Internet of things and the interconnection relation of the devices can be visually displayed, and the whole or local simulation operation demonstration is carried out, so that the Internet of things is transformed from intangible to tangible, and the teaching demonstration application is convenient for students to understand and master.
Compared with the prior art, the invention has the beneficial effects that:
1) The test platform integrates a plurality of modern advanced technologies such as microelectronics, a wireless sensor, GPRS/LTE, RF wireless data receiving and transmitting, a computer, LCD display, a field bus, internet +, cloud storage, centralized management service and the like, and realizes the test functions of electricity, water and gas metering and Internet of things management; the device can be used as special equipment for college teaching or scientific knowledge popularization, and has wide popularization and higher application value;
2) Electricity, water and gas metering and management are the most representative remote monitoring systems in the current internet of things technology, and the test platform can be used as a device performance test system and can collect various test data, so that the performance of the online internet of things monitoring and management system is further improved;
3) On the basis of simulation operation, the cultivation of management talents in the fields of databases, equipment, personnel, cost, technology, service and the like of the monitoring and management system of the Internet of things can be further expanded.
Drawings
Fig. 1 is a composition structure diagram of an internet of things test platform for electricity, water and gas measurement and management.
Fig. 2 is a schematic structural diagram of a wired and wireless monitoring system for water meter field data according to the invention.
Fig. 3 is a schematic structural diagram of a wired and wireless monitoring system for electric meter field data according to the invention.
Fig. 4 is a schematic structural diagram of a wired and wireless monitoring system for field data of a gas meter according to the present invention.
Fig. 5 is a schematic structural diagram of an internet of things information platform for electricity, water and gas metering and management according to the invention.
Fig. 6 is a schematic structural diagram of an information platform data processing system of the electricity, water and gas metering and managing internet of things.
Fig. 7 is a schematic structural diagram of the test electricity meter of the invention.
Fig. 8 is a schematic structural diagram of the test water meter of the present invention.
Fig. 9 is a schematic diagram of the structure of a test gas meter according to the present invention.
In the figure: S1-S6 test water meters B1-B6, a water quantity regulating valve 1, a water storage tank 2, a water supply pipe 3, a water return pipe 4, a submersible pump 5, a mobile remote wireless switch D1-D6, test electricity meters 1D-6D, loads Q1-Q6, test gas meters 6, a test fan 7, a gas supply main pipe 8, a gas supply branch pipe 9, a gas supply pipe 10, a gas outlet pipe 11, a gas quantity regulating valve 12, wireless data transceiver 13, a data processing system 14, a router 15, an upper computer 16, a mobile phone 17, a notebook computer 17, a water meter, a water storage tank and a water supply pipe 6
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1, the electricity, water and gas metering and managing internet of things test platform comprises a sensing layer, a network layer and an application layer; in the perception layer, constitute electricity, water, gas measurement and management thing networking data acquisition platform jointly by wired wireless monitoring system of ammeter field data, wired wireless monitoring system of water gauge field data and the wired wireless monitoring system of gas meter field data, wherein:
as shown in fig. 3, the wired and wireless monitoring system for the field data of the electric meter consists of test electric meters D1-D6, loads 1D-6D, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the test electricity meters D1-D6 are arranged in parallel, each test electricity meter is connected with a load, the power supply input end and the grounding end of each test electricity meter are respectively connected with an alternating current 220V power supply through a live wire and a ground wire, and the output side of the alternating current 220V power supply is also provided with a mobile remote wireless switch 5; dividing the test electricity meters D1-D6 into at least 4 groups according to the data output form, 1 st group: the data output end of at least 2 experimental electricity meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: the data output end of at least 2 blocks of test electricity meters is connected with a middle-distance wireless data transmitter in parallel, and the 3 rd group: the data output end of the single-block test electricity meter is connected with a mobile wireless data transmitter, and the 4 th group: the data output end of the single-block test electricity meter is connected with the middle-distance wireless data transmitter;
as shown in fig. 2, the wired and wireless monitoring system for the water meter field data is composed of test water meters S1-S6, water quantity regulating valves B1-B6, a water supply system, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the water supply system comprises a water storage tank 1, a water supply pipe 2 and a water return pipe 3, the water supply pipe 2 and the water return pipe 3 are respectively connected with the water storage tank 1, one end of the water supply pipe 2 extending into the water storage tank 1 is provided with a submersible pump 4, and the submersible pump 4 is connected with a 220V water pump power supply through a mobile remote wireless switch 5; the test water meters S1-S6 are respectively connected in parallel between the water supply pipe 2 and the water return pipe 3, and a water quantity regulating valve is arranged between each test water meter and the water return pipe 3; dividing the test water meters S1-S6 into at least 4 groups according to the data output form, wherein the 1 st group is as follows: the data output end of at least 2 experimental water meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: the data output end of at least 2 experimental water meters is connected with the middle-distance wireless data transmitter after being connected in parallel, and the 3 rd group: the data output end of the single test water meter is connected with the mobile wireless data transmitter, and the 4 th group: the data output end of the single test water meter is connected with the medium-distance wireless data transmitter;
as shown in fig. 4, the gas meter field data wired and wireless monitoring system is composed of test gas meters Q1-Q6, a gas supply system, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the air supply system comprises an air supply main pipe 7, air supply branch pipes 8, an air supply pipe 9 and an air outlet pipe 10, wherein the air supply main pipe 7 is provided with a test fan 6, and the test fan 6 is connected with a 220V fan power supply through a mobile remote wireless switch 5; the test gas meters Q1-Q6 are respectively connected with a gas supply main pipe 7 through gas supply branch pipes 8, gas quantity regulating valves 11 are arranged on gas supply pipes 9 connecting the test gas meters Q1-Q6 with the gas supply branch pipes 8, and outlets of gas outlet pipes 10 behind the test gas meters Q1-Q6 are communicated with the atmosphere; the test gas meters Q1-Q6 are divided into at least 4 groups according to the data output form, group 1: the data output end of at least 2 experimental gas meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: connect the wireless data transmitter of well distance after the data output end of 2 piece at least experimental gasometers connects in parallel, 3 rd group: the data output end of the single-block test gas meter is connected with a mobile wireless data transmitter, and the 4 th group: the data output end of the single-block test gas meter is connected with a middle-distance wireless data transmitter;
as shown in fig. 5, in the network layer, an information platform of the electricity, water and gas metering and management internet of things is composed of a wireless data transceiver 12, a data processing system 13, a router 14 and a remote monitoring system which are connected in sequence, the wireless data transceiver 12 includes a mobile wireless data receiver and a medium-distance wireless data receiver, and the mobile wireless data receiver and the medium-distance wireless data receiver are respectively in communication connection with a mobile wireless data transmitter and a medium-distance wireless data transmitter of the sensing layer; the data processing system 13 is additionally connected to a data storage and database server; the remote monitoring system comprises an upper computer 15, a mobile phone 16 and a notebook computer 17, the router 14 is respectively connected with the upper computer 15 and the cloud server through the Internet, and is connected with the mobile phone 15 or the notebook computer 17 through a wireless local area network;
as shown in fig. 1, the application layer is an application platform for measuring and managing the electricity, water and gas by using a test platform control center, a demonstration device and a measurement data storage center, the demonstration device and the measurement data storage center are respectively connected with the test platform control center, and the test platform control center is in communication connection with a cloud server.
As shown in fig. 6, the data processing system in the information platform of the electricity, water and gas metering and management internet of things is composed of an embedded microcomputer, a power supply module and a wireless network card which are connected with the embedded microcomputer, the embedded microcomputer is connected with the internet through a USB/RS-485 communication interface, and the embedded computer is further selectively connected with an LCD display screen and a temperature monitoring module.
The mobile wireless data transmitter is a GPRS/LTE wireless data transmitter, the medium-distance wireless data transmitter is an RF wireless data transmitter, the mobile wireless receiver is a GPRS/LTE wireless data receiver, and the medium-distance wireless receiver is an RF wireless data receiver; the mobile remote wireless switch is a GPRS/LTE wireless switch.
As shown in fig. 7, the test electricity meter is composed of a network electricity metering device controller, a current sensor CT, a voltage sensor PT and an ASLC measuring chip, wherein the current sensor CT and the voltage sensor PT are connected to the network electricity metering device controller through the ASLC measuring chip; the network electric quantity metering device controller is also respectively connected with the watchdog, the clock circuit and the DS18B20 temperature measuring element and is connected with the mobile wireless data transmitter or the medium-distance wireless data transmitter through the USB/RS-485 communication interface.
As shown in fig. 8, the test water meter is composed of a water meter microprocessor, a water pulse counter, a water meter FM ferroelectric memory, a water meter clock circuit and a water meter power management module, which are respectively connected with the water meter microprocessor; the water meter power management module comprises a water meter power supply and a water meter power detection module; the water meter microprocessor is connected with the control end of the water quantity regulating valve and is connected with a mobile wireless data transmitter or a medium-distance wireless data transmitter through a USB/RS-485 communication interface; the water meter microprocessor is selectively connected with the water meter LCD display screen.
As shown in fig. 9, the test gas meter is composed of a gas meter microprocessor, and a gas pulse counter, a gas meter FM ferroelectric memory, a gas meter clock circuit, and a gas meter power management module, which are respectively connected to the gas meter microprocessor; the gas meter power supply management module comprises a gas meter power supply and a gas meter power supply detection module; the gas meter microprocessor is additionally connected with the control end of the gas flow regulating valve and is connected with a mobile wireless data transmitter or a medium-distance wireless data transmitter through a USB/RS-485 communication interface; the gas meter microprocessor is selectively connected with the gas meter LCD display screen and the gas leakage alarm.
The wired and wireless monitoring system for the site data of the electric meter, the wired and wireless monitoring system for the site data of the water meter and the wired and wireless monitoring system for the site data of the gas meter are integrated in an equipment metering data acquisition control cabinet; the equipment metering data acquisition control cabinet is divided into an upper layer, a middle layer and a lower layer, wherein the upper layer is used for setting an electric meter field data wired and wireless monitoring system, the middle layer is used for setting a gas meter field data wired and wireless monitoring system, and the lower layer is used for setting a water meter field wired and wireless monitoring system; the mobile wireless data transmitter and the medium-distance wireless data transmitter of each field data wired and wireless monitoring system are arranged outside the cabinet body of the equipment metering data acquisition control cabinet.
The electricity, water and gas metering and management Internet of things test method based on the electricity, water and gas metering and management Internet of things test platform comprises the following steps:
1) Building an electricity, water and gas metering and managing Internet of things test platform, debugging equipment and communication connection, and ensuring that all parts work normally; then, respectively carrying out electricity, water and gas metering and management Internet of things tests;
2) Acquiring metering data through a sensing layer;
acquiring electric quantity metering data: bulbs with different powers are adopted as loads 1D-6D to be connected with the test electricity meters D1-D6, an alternating current 220V power supply is controlled by a mobile remote wireless switch 5 to supply power to the test electricity meters D1-D6 and the loads 1D-6D, and electric quantity metering data of 4 groups of test electricity meters are collected in groups; the current value and the voltage value of a load circuit are acquired through a current sensor and a voltage sensor, an ASLC measuring chip automatically calculates electric quantity data comprising current, voltage, frequency, active power, reactive power and power factor according to the current value and the voltage value, and the electric quantity data is transmitted to a corresponding mobile wireless data transmitter/medium-distance wireless data transmitter through a network electric quantity metering device controller; the electric quantity metering data acquisition test process can be respectively completed, wherein the electric quantity metering data acquisition test process comprises the steps of acquiring electric quantity metering data of a parallel test electricity meter and transmitting the electric quantity metering data through a mobile wireless data transmitter, acquiring electric quantity metering data of a single test electricity meter and transmitting the electric quantity metering data through a mobile wireless data transmitter, acquiring electric quantity metering data of the single test electricity meter and transmitting the electric quantity metering data through a middle-distance wireless data transmitter;
water quantity metering data acquisition: the power supply of the 220V water pump is controlled by the mobile remote wireless switch 5 to supply power to the submersible pump 4, the submersible pump 4 pumps water from the water storage tank 1 to the water supply 2 pipe, and then the water returns to the water storage tank 1 through the test water meters S1-S6, the water quantity regulating valves B1-B6 and the water return pipe 3; the opening degree of each water quantity regulating valve B1-B6 is controlled by a water meter microprocessor, so that the water quantity flowing through each test water meter S1-S6 is different; collecting water quantity metering data of 4 groups of test water meters in groups; the net accumulated flow of the water meter is measured through a water pulse counter and is used as water quantity measuring data, and the water quantity measuring data is transmitted to a corresponding mobile wireless data transmitter/middle-distance wireless data transmitter through a water meter microprocessor; the water meter FM ferroelectric memory is used for storing water meter operation parameters and collected historical data when power is off, and the water meter LCD display screen is used for cooperatively checking or setting parameters of the test water meter and the water quantity regulating valve; the water quantity metering data acquisition test process of the parallel test water meters, the transmission of the water quantity metering data of the middle-distance wireless data transmitter, the water quantity metering data acquisition of the single test water meter, the transmission of the mobile wireless data transmitter and the water quantity metering data acquisition of the single test water meter and the transmission of the middle-distance wireless data transmitter can be respectively completed;
and (3) acquiring gas quantity metering data: a test fan 6 is adopted to convey air to simulate the coal gas conveying process; the 220V fan power supply is controlled by the mobile remote wireless switch 5 to supply power to the test fan 6, the test fan 6 conveys air to each test gas meter Q1-Q6 through the main air supply pipe 7, the branch air supply pipe 8 and the air supply pipe 9, and then the air is discharged to the atmosphere through the air outlet pipe 10 behind the test gas meters Q1-Q6; the opening degree of each gas quantity regulating valve 11 is controlled by a gas meter microprocessor, so that the gas quantities passing through the test gas meters Q1-Q6 are different; collecting gas quantity metering data of 4 groups of test gas meters in groups; the net accumulated flow of the gas meter is measured through a gas pulse counter and is used as gas quantity measuring data, and the gas quantity measuring data is transmitted to a corresponding mobile wireless data transmitter/middle-distance wireless data transmitter through a gas meter microprocessor; the gas meter FM ferroelectric memory is used for storing gas meter operating parameters and collected historical data when the power is off, and the gas meter LCD display screen is used for cooperatively checking or setting parameters of a test gas meter and a gas quantity regulating valve; the gas quantity metering data acquisition test process can be respectively completed, wherein the gas quantity metering data acquisition test process comprises the steps of acquiring gas quantity metering data of parallel test gas meters, transmitting the gas quantity metering data through a mobile wireless data transmitter, acquiring gas quantity metering data of single test gas meters, transmitting the gas quantity metering data through the mobile wireless data transmitter, acquiring gas quantity metering data of the single test gas meters, and transmitting the gas quantity metering data through a middle-distance wireless data transmitter;
3) Processing and transmitting data through a network layer;
the wireless data transceiver 12 receives the metering data of electric quantity, water quantity and gas quantity from the sensing layer and transmits the related data to the data processing system 13; the data processing system 13 adopts an embedded microcomputer processing system with the functions of multi-channel input, signal unified conditioning, isolated programmable amplification and A/D conversion, can simultaneously access a plurality of collected electric quantity, water quantity or gas quantity metering data analog signals, converts the analog signals into digital signals in a time-sharing manner, and performs statistics, comparison, storage or execution through the embedded microcomputer; according to the test requirement, a field monitoring database, an equipment maintenance procedure database, an expert information database and a fault diagnosis procedure database which are used for storing historical data, real-time monitoring data and equipment operation records are selectively arranged in the database server; the embedded microcomputer can call the data stored in the related database at any time when performing data comparison; the upper computer 15, the mobile phone 16 or the notebook computer 17 can check the current metering data of the electric quantity, the water quantity or the gas quantity or inquire historical statistical data at any time;
4) Performing test application or teaching demonstration application through the application layer;
through the cloud platform, the application layer can realize data sharing with the network layer; the computer can be used as a test platform control center, downloads electricity, water and gas metering data from the cloud, and stores the electricity, water and gas metering data into a metering data storage center so as to be called at any time; the demonstration device can be a display, a projector or a large-screen liquid crystal television; when the test application is carried out, the test platform of the Internet of things for electricity, water and gas metering and management is subjected to simulation operation, effective test data for electricity, water and gas metering and management is obtained, a basis is provided for database management, equipment management, personnel management, cost management, technical management and service management related to an online electricity, water and gas metering and management system, and the test platform of the Internet of things for electricity, water and gas metering and management can be used as an equipment performance detection system to carry out performance detection on updated products of related equipment; when the teaching demonstration application is carried out, various devices of the test platform for measuring electricity, water and gas and managing the Internet of things and the interconnection relation of the devices can be visually displayed, and the whole or local simulation operation demonstration is carried out, so that the Internet of things is transformed from intangible to tangible, and the teaching demonstration application is convenient for students to understand and master.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The electricity, water and gas metering and managing Internet of things test platform comprises a sensing layer, a network layer and an application layer; the utility model is characterized in that, in the perception layer, constitute electricity, water, gas measurement and management thing networking data acquisition platform jointly by wired wireless monitoring system of ammeter field data, the wired wireless monitoring system of water gauge field data and the wired wireless monitoring system of gas meter field data, wherein:
the wired wireless monitoring system for the field data of the electric meter consists of a test electric meter, a load, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the test electricity meters are arranged in parallel, each test electricity meter is connected with a load, the power supply input end and the grounding end of each test electricity meter are respectively connected with an alternating current 220V power supply through a live wire and a ground wire, and the output side of the alternating current 220V power supply is also provided with a mobile remote wireless switch; dividing the test electricity meter into at least 4 groups according to the data output form, 1 st group: the data output end of at least 2 experimental electricity meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: the data output end of at least 2 blocks of test electricity meters is connected with a middle-distance wireless data transmitter in parallel, and the 3 rd group: the data output end of the single-block test electricity meter is connected with a mobile wireless data transmitter, and the 4 th group: the data output end of the single test electricity meter is connected with the medium-distance wireless data transmitter, and bulbs with different powers are used as loads to be connected with the test electricity meters;
the wired and wireless monitoring system for the water meter field data consists of a test water meter, a water quantity regulating valve, a water supply system, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the water supply system comprises a water storage tank, a water supply pipe and a water return pipe, wherein the water supply pipe and the water return pipe are respectively connected with the water storage tank, one end of the water supply pipe, which extends into the water storage tank, is provided with a submersible pump, and the submersible pump is connected with a 220V water pump power supply through a mobile remote wireless switch; the test water meters are respectively connected between the water supply pipe and the water return pipe in parallel, and a water quantity regulating valve is arranged between each test water meter and the water return pipe; dividing the test water meter into at least 4 groups according to the data output form, wherein the 1 st group comprises: the data output end of at least 2 experimental water meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: the data output end of at least 2 experimental water meters is connected with the middle-distance wireless data transmitter after being connected in parallel, and the 3 rd group: the data output end of the single test water meter is connected with the mobile wireless data transmitter, and the 4 th group: the data output end of the single test water meter is connected with the medium-distance wireless data transmitter;
the gas meter field data wired wireless monitoring system consists of a test gas meter, a gas supply system, a mobile wireless data transmitter and a medium-distance wireless data transmitter; the air supply system comprises an air supply main pipe, air supply branch pipes, an air supply pipe and an air outlet pipe, wherein a test fan is arranged on the air supply main pipe and is connected with a 220V fan power supply through a mobile remote wireless switch; the test gas meter is respectively connected with the gas supply main pipe through the gas supply branch pipes, a gas quantity regulating valve is arranged on a gas supply pipe connected with the test gas meter and the gas supply branch pipes, and an outlet of a gas outlet pipe behind the test gas meter is communicated with the atmosphere; the test gas meters are divided into at least 4 groups according to the data output form, the 1 st group: the data output end of at least 2 experimental gas meters is connected with a mobile wireless data transmitter after being connected in parallel, and the 2 nd group: connect the wireless data transmitter of well distance after the data output end of 2 piece at least experimental gasometers connects in parallel, 3 rd group: the data output end of the single-block test gas meter is connected with a mobile wireless data transmitter, and the 4 th group: the data output end of the single-block test gas meter is connected with a middle-distance wireless data transmitter;
in the network layer, an electricity, water and gas metering and managing Internet of things information platform is formed by a wireless data transceiver, a data processing system, a router and a remote monitoring system which are sequentially connected, the wireless data transceiver comprises a mobile wireless data receiver and a middle-distance wireless data receiver, and the mobile wireless data receiver and the middle-distance wireless data receiver are respectively in communication connection with a mobile wireless data transmitter and a middle-distance wireless data transmitter of the sensing layer; the data processing system is additionally connected with the data storage and the database server; the remote monitoring system comprises an upper computer, a mobile phone and a notebook computer, the router is respectively connected with the upper computer and the cloud server through the Internet, and is connected with the mobile phone or the notebook computer through a wireless local area network;
the application layer is an application platform of the electricity, water and gas metering and managing internet of things, which is composed of a test platform control center, a demonstration device and a metering data storage center, the demonstration device and the metering data storage center are respectively connected with the test platform control center, and the test platform control center is in communication connection with a cloud server.
2. The electric, water and gas metering and managing internet of things test platform as claimed in claim 1, wherein the data processing system in the electric, water and gas metering and managing internet of things information platform consists of an embedded microcomputer, a power supply module and a wireless network card which are connected with the embedded microcomputer, the embedded microcomputer is connected with the internet through a USB/RS-485 communication interface, and the embedded computer is further selectively connected with an LCD display screen and a temperature monitoring module.
3. The electricity, water and gas metering and managing internet of things test platform as claimed in claim 1, wherein the mobile wireless data transmitter is a GPRS/LTE wireless data transmitter, the middle-distance wireless data transmitter is an RF wireless data transmitter, the mobile wireless receiver is a GPRS/LTE wireless data receiver, and the middle-distance wireless receiver is an RF wireless data receiver; the mobile remote wireless switch is a GPRS/LTE wireless switch.
4. The electricity, water and gas metering and managing internet of things test platform according to claim 1, wherein the test electricity meter is composed of a network electricity metering device controller, a current sensor CT, a voltage sensor PT and an ASLC measuring chip, and the current sensor CT and the voltage sensor PT are connected with the network electricity metering device controller through the ASLC measuring chip; the network electric quantity metering device controller is also respectively connected with the watchdog, the clock circuit and the DS18B20 temperature measuring element and is connected with the mobile wireless data transmitter or the medium-distance wireless data transmitter through the USB/RS-485 communication interface.
5. The electricity, water and gas metering and managing internet of things test platform as claimed in claim 1, wherein the test water meter comprises a water meter microprocessor, a water pulse counter, a water meter FM ferroelectric memory, a water meter clock circuit and a water meter power management module, wherein the water pulse counter, the water meter FM ferroelectric memory, the water meter clock circuit and the water meter power management module are respectively connected with the water meter microprocessor; the water meter power management module comprises a water meter power supply and a water meter power detection module; the water meter microprocessor is connected with the control end of the water quantity regulating valve and is connected with a mobile wireless data transmitter or a medium-distance wireless data transmitter through a USB/RS-485 communication interface; the water meter microprocessor is selectively connected with the water meter LCD display screen.
6. The electricity, water and gas metering and managing internet of things test platform as claimed in claim 1, wherein the test gas meter consists of a gas meter microprocessor, a gas pulse counter, a gas meter FM ferroelectric memory, a gas meter clock circuit and a gas meter power management module, wherein the gas pulse counter, the gas meter FM ferroelectric memory, the gas meter clock circuit and the gas meter power management module are respectively connected with the gas meter microprocessor; the gas meter power supply management module comprises a gas meter power supply and a gas meter power supply detection module; the gas meter microprocessor is additionally connected with the control end of the gas flow regulating valve and is connected with a mobile wireless data transmitter or a medium-distance wireless data transmitter through a USB/RS-485 communication interface; the gas meter microprocessor is selectively connected with the gas meter LCD display screen and the gas leakage alarm.
7. The electricity, water and gas metering and managing internet of things test platform as claimed in claim 1, wherein the electricity meter field data wired and wireless monitoring system, the water meter field data wired and wireless monitoring system and the gas field data wired and wireless monitoring system are integrated in a device metering data acquisition control cabinet; the equipment metering data acquisition control cabinet is divided into an upper layer, a middle layer and a lower layer, wherein the upper layer is used for setting an electric meter field data wired and wireless monitoring system, the middle layer is used for setting a gas meter field data wired and wireless monitoring system, and the lower layer is used for setting a water meter field wired and wireless monitoring system; the mobile wireless data transmitter and the medium-distance wireless data transmitter of each field data wired and wireless monitoring system are arranged outside the cabinet body of the equipment metering data acquisition control cabinet.
8. The electricity, water and gas metering and managing internet of things test method of the electricity, water and gas metering and managing internet of things test platform based on the claim 1 is characterized by comprising the following steps:
1) Building an electricity, water and gas metering and managing Internet of things test platform, debugging equipment and communication connection, and ensuring that all parts work normally; then, respectively carrying out electricity, water and gas metering and management Internet of things tests;
2) Acquiring metering data through a sensing layer;
acquiring electric quantity metering data: bulbs with different powers are adopted as loads to be connected with the test electricity meters, an alternating current 220V power supply is controlled by a mobile remote wireless switch to supply power to the test electricity meters and the loads, and electricity metering data of 4 groups of test electricity meters are collected in groups; the current value and the voltage value of a load circuit are acquired through a current sensor and a voltage sensor, an ASLC measuring chip automatically calculates electric quantity data comprising current, voltage, frequency, active power, reactive power and power factor according to the current value and the voltage value, and the electric quantity data is transmitted to a corresponding mobile wireless data transmitter/medium-distance wireless data transmitter through a network electric quantity metering device controller; the electric quantity metering data acquisition test process can be respectively completed, wherein the electric quantity metering data acquisition test process comprises the steps of acquiring electric quantity metering data of a parallel test electricity meter and transmitting the electric quantity metering data through a mobile wireless data transmitter, acquiring electric quantity metering data of a single test electricity meter and transmitting the electric quantity metering data through a mobile wireless data transmitter, acquiring electric quantity metering data of the single test electricity meter and transmitting the electric quantity metering data through a middle-distance wireless data transmitter;
water quantity metering data acquisition: the power supply of the 220V water pump is controlled by the mobile remote wireless switch to supply power to the submersible pump, the submersible pump pumps water from the water storage tank to the water supply pipe, and then the water returns to the water storage tank through each test water meter, each water quantity regulating valve and the water return pipe; the opening of each water quantity regulating valve is controlled by a water meter microprocessor, so that the water quantity flowing through each test water meter is different; collecting the water quantity metering data of the 4 groups of test water meters in groups; the net accumulated flow of the water meter is measured through a water pulse counter and is used as water quantity measuring data which are transmitted to a corresponding mobile wireless data transmitter/middle-distance wireless data transmitter through a water meter microprocessor; the water meter FM ferroelectric memory is used for storing water meter operation parameters and collected historical data when the power is off, and the water meter LCD display screen is used for cooperatively checking or setting parameters of the test water meter and the water quantity regulating valve; the water quantity metering data acquisition test process of the parallel test water meters, the transmission of the water quantity metering data of the middle-distance wireless data transmitter, the water quantity metering data acquisition of the single test water meter, the transmission of the mobile wireless data transmitter and the water quantity metering data acquisition of the single test water meter and the transmission of the middle-distance wireless data transmitter can be respectively completed;
and (3) acquiring gas quantity metering data: a test fan is adopted to convey air to simulate the coal gas conveying process; the power supply of the 220V fan is controlled by the mobile remote wireless switch to supply power to the test fan, the test fan conveys air to each test gas meter through the main air supply pipe, the branch air supply pipe and the air supply pipe, and then the air is discharged to the atmosphere through the air outlet pipe behind the test gas meters; the opening degree of each gas quantity regulating valve is controlled by a gas meter microprocessor, so that the gas quantity passing through each test gas meter is different; collecting the gas quantity metering data of 4 groups of test gas meters in groups; the net accumulated flow of the gas meter is measured through a gas pulse counter and is used as gas quantity measuring data, and the gas quantity measuring data is transmitted to a corresponding mobile wireless data transmitter/middle-distance wireless data transmitter through a gas meter microprocessor; the gas meter FM ferroelectric memory is used for storing gas meter operating parameters and collected historical data when the power is off, and the gas meter LCD display screen is used for cooperatively checking or setting parameters of a test gas meter and a gas quantity regulating valve; the gas quantity metering data acquisition test process can be respectively completed, wherein the gas quantity metering data acquisition test process comprises the steps of parallel test gas meter gas quantity metering data acquisition, transmitting by a mobile wireless data transmitter, parallel test gas meter gas quantity metering data acquisition, transmitting by a middle-distance wireless data transmitter, single block test gas meter gas quantity metering data acquisition, transmitting by a mobile wireless data transmitter, single block test gas meter gas quantity metering data acquisition and transmitting by a middle-distance wireless data transmitter;
3) Processing and transmitting data through a network layer;
the wireless data transceiver receives the metering data of electric quantity, water quantity and gas quantity from the sensing layer and transmits the related data to the data processing system; the data processing system adopts an embedded microcomputer processing system with the functions of multi-channel input, signal unified conditioning, isolated programmable amplification and A/D conversion, can simultaneously access a plurality of collected electric quantity, water quantity or gas quantity metering data analog signals, converts the analog signals into digital signals in a time-sharing manner, and performs statistics, comparison, storage or execution through the embedded microcomputer; according to the test requirement, a field monitoring database, an equipment maintenance procedure database, an expert information database and a fault diagnosis procedure database which are used for storing historical data, real-time monitoring data and equipment operation records are selectively arranged in the database server; the embedded microcomputer can call the data stored in the related database at any time when performing data comparison; the current metering data of the electric quantity, the water quantity or the gas quantity can be checked or historical statistical data can be inquired at any time through an upper computer, a mobile phone or a notebook computer;
4) Performing test application or teaching demonstration application through the application layer;
through the cloud platform, the application layer can realize data sharing with the network layer; the computer can be used as a test platform control center, downloads electricity, water and gas metering data from a cloud end and stores the electricity, water and gas metering data into a metering data storage center so as to be called at any time; the demonstration device can be a display, a projector or a large-screen liquid crystal television; when the test application is carried out, the test platform of the Internet of things for electricity, water and gas metering and management is subjected to simulation operation, effective test data for electricity, water and gas metering and management is obtained, a basis is provided for database management, equipment management, personnel management, cost management, technical management and service management related to an online electricity, water and gas metering and management system, and the test platform of the Internet of things for electricity, water and gas metering and management can be used as an equipment performance detection system to carry out performance detection on updated products of related equipment; when the teaching demonstration application is carried out, various devices of the test platform for measuring electricity, water and gas and managing the Internet of things and the interconnection relation of the devices can be visually displayed, and the whole or local simulation operation demonstration is carried out, so that the Internet of things is transformed from intangible to tangible, and the teaching demonstration application is convenient for students to understand and master.
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