CN112752066A - Intelligent meter reading system and method - Google Patents
Intelligent meter reading system and method Download PDFInfo
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- CN112752066A CN112752066A CN201911045936.5A CN201911045936A CN112752066A CN 112752066 A CN112752066 A CN 112752066A CN 201911045936 A CN201911045936 A CN 201911045936A CN 112752066 A CN112752066 A CN 112752066A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/51—Indexing; Data structures therefor; Storage structures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
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Abstract
The invention relates to an intelligent meter reading system which comprises a server and a plurality of meter reading ends, wherein the meter reading ends are in communication connection with the server. The server comprises a meter head information database, a meter head interface template database, a meter reading information database, a meter reading management module and a character recognition module. The meter reading end comprises a camera, a flash lamp and a meter head interface information acquisition module. The invention also discloses an intelligent meter reading method which comprises the processes of data acquisition, data extraction, data identification, data storage and the like. The invention adopts the external machine identification mode to obtain the reading information of the instrument, realizes the purpose of low-cost intelligent modification of the traditional mechanical instrument, and has the characteristics of intelligent meter reading and low modification and maintenance cost.
Description
Technical Field
The invention relates to an intelligent meter reading system and method, in particular to an intelligent meter reading system and method with low modification cost, and belongs to the field of intelligent meter reading systems.
Background
The intelligent meter reading system is a data acquisition system based on network and computer and suitable for centralized management of meters for residents in high-rise and residential areas. The system integrates the use amount of thousands of households with a computer network center of a management department, fundamentally solves the problems of low automation degree, multiple intermediate links, untimely payment and the like of the existing resident water, electricity and gas management, and realizes the scientific management of residential quarters. At present, the price of intelligent instrument is higher, and the later maintenance cost is also higher, and most residents still adopt traditional mechanical type instrument.
Disclosure of Invention
The invention discloses a new scheme, which adopts an external machine identification mode to obtain the reading information of the meter, realizes the purpose of low-cost intelligent modification of the traditional mechanical meter, and solves the problem of high modification and maintenance cost caused by the adoption of the intelligent meter at present.
The intelligent meter reading system comprises a server and a plurality of meter reading ends, wherein the meter reading ends are in communication connection with the server.
The server comprises a meter head information database, a meter head interface template library, a meter reading information database, a meter reading management module and a character recognition module, wherein the meter head information database is used for storing and managing collected meter head interface information, the meter head interface template library is used for storing and managing meter head interface template information, the meter reading information database is used for storing and managing meter reading information, the meter reading management module is used for managing a meter reading process, and the character recognition module is used for recognizing characters.
The meter reading end comprises a camera, a flash lamp and a meter interface information acquisition module, the camera is used for acquiring meter interface information, the flash lamp is used for providing illumination, and the meter interface information acquisition module is used for controlling the camera and the flash lamp.
The invention also discloses an intelligent meter reading method based on the intelligent meter reading system, wherein the intelligent meter reading system comprises a server and a plurality of meter reading ends, and the meter reading ends are in communication connection with the server. The server comprises a meter head information database, a meter head interface template database, a meter reading information database, a meter reading management module and a character recognition module. The meter reading end comprises a camera, a flash lamp and a meter head interface information acquisition module. The method is characterized by comprising the following steps: the method comprises the steps that a meter reading management module starts a meter head interface information acquisition module of a meter reading end at set meter reading time, the meter head interface information acquisition module controls a flash lamp to assist a camera to acquire meter head interface information and upload the acquired meter head interface information into a meter head information database, the meter reading management module calls the meter head interface information in the meter head information database to be compared with information in a meter head interface template database to determine the type of a meter head interface, the meter reading management module extracts reading information in the meter head interface information according to the determined type of the meter head interface, and a character recognition module recognizes the extracted reading information to generate reading information in a character format and stores the reading information in the meter reading information database.
Further, the meter reading end of the method is one or more of an electric meter reading end, a water meter reading end and a gas meter reading end.
Further, the header interface information of the method comprises picture information and video information, the meter reading management module calls the picture information in the header information database and compares the picture information with the information in the header interface template database to determine the type of the header interface, and the meter reading management module extracts the reading information in the picture information according to the determined type of the header interface for the character recognition module to recognize.
Furthermore, the meter reading management module of the method calls the video information in the header information database and judges whether the acquired picture information is real-time information of the header interface or not according to the characteristics of the video picture.
Further, a header interface information acquisition module of the method controls a flash lamp to assist a camera to continuously acquire and upload a plurality of header interface picture information and store the acquired header interface picture information into a header information database, a meter reading management module calls the header interface picture information in the header information database and compares the header interface picture information with information in a header interface template library to determine the type of a header interface, the meter reading management module extracts the reading information in the header interface picture information according to the determined type of the header interface, a character recognition module respectively recognizes the extracted reading information to generate corresponding reading information in a plurality of character formats, and the meter reading management module stores the reading information with the highest repetition rate in the reading information in the plurality of character formats into a meter reading information database.
Furthermore, the intelligent meter reading system of the scheme further comprises a background management end, the background management end is in communication connection with the server, the background management end comprises a meter reading information management page, the server further comprises a statistical module and a statistical information database, the statistical module is used for calling information in the meter reading information database, generating a meter reading data statistical table according to a set algorithm and storing the statistical data statistical table in the statistical information database, and an administrator is used for calling and reading the information in the statistical information database through the meter reading information management page.
Furthermore, the intelligent meter reading system of the scheme further comprises a user side, the user side is in communication connection with the server, the user side comprises a meter reading information inquiry page, the system assigns user inquiry authority, and a user can read information in the meter reading information database in an inquiry authority range through the meter reading information inquiry page.
The intelligent meter reading system and the intelligent meter reading method adopt an external machine identification mode to acquire the reading information of the meter, realize the purpose of low-cost intelligent modification of the traditional mechanical meter, and have the characteristics of intelligent meter reading and low modification and maintenance cost.
Drawings
FIG. 1 is a schematic diagram of an intelligent meter reading system.
Detailed Description
The intelligent meter reading system comprises a server and a plurality of meter reading ends, wherein the meter reading ends are in communication connection with the server, and can be one of an electric meter reading end, a water meter reading end and a gas meter reading end or a plurality of meter reading ends. The server comprises a meter head information database, a meter head interface template library, a meter reading information database, a meter reading management module and a character recognition module, wherein the meter head information database is used for storing and managing collected meter head interface information, the meter head interface template library is used for storing and managing meter head interface template information, the meter reading information database is used for storing and managing meter reading information, the meter reading management module is used for managing a meter reading process, and the character recognition module is used for recognizing characters. The meter reading end comprises a camera, a flash lamp and a meter interface information acquisition module, the camera is used for acquiring meter interface information, the flash lamp is used for providing illumination, and the meter interface information acquisition module is used for controlling the camera and the flash lamp.
The invention also discloses an intelligent meter reading method based on the intelligent meter reading system, wherein the intelligent meter reading system comprises a server and a plurality of meter reading ends, and the meter reading ends are in communication connection with the server. The server comprises a meter head information database, a meter head interface template database, a meter reading information database, a meter reading management module and a character recognition module. The meter reading end comprises a camera, a flash lamp and a meter head interface information acquisition module. The method is characterized by comprising the following steps: the method comprises the steps that a meter reading management module starts a meter head interface information acquisition module of a meter reading end at set meter reading time, the meter head interface information acquisition module controls a flash lamp to assist a camera to acquire meter head interface information and upload the acquired meter head interface information into a meter head information database, the meter reading management module calls the meter head interface information in the meter head information database to be compared with information in a meter head interface template database to determine the type of a meter head interface, the meter reading management module extracts reading information in the meter head interface information according to the determined type of the meter head interface, and a character recognition module recognizes the extracted reading information to generate reading information in a character format and stores the reading information in the meter reading information database.
The scheme adopts an external machine identification mode to obtain the reading information of the meter, and realizes the purpose of low-cost intelligent modification of the traditional mechanical meter, the meter reading management module controls the meter reading end to be opened through a network according to the period set by an internal clock, the camera of the meter reading end collects the meter head interface information and then uploads the meter head interface information to a system for storage, the meter reading management module judges the type of the meter head interface, such as an electric meter, a water meter and a gas meter, according to the similarity of the uploaded information and a meter head interface template in a template library, if the meter head interface template is the electric meter, the type of the meter head interface is the electric meter, the position of the reading area arrangement of each meter head is different, a corresponding template is found through comparison, the reading information in the collected meter head interface information is extracted according to the reading position set by the template, the character identification module converts the reading information into recognizable character reading information, facilitating other module calls. According to the scheme, the main functional modules of the system are arranged at the server side, so that the function of the field meter reading end is simplified, the influence of field environment or human factors and the interference on normal acquisition and identification of data are avoided, the traditional meter reading end is intelligently transformed at lower cost on the premise of ensuring the accuracy of the data, and the maintenance cost is also reduced.
In order to meet the requirement of character recognition, the header interface information of the method comprises picture information and video information, the meter reading management module calls the picture information in the header information database and compares the picture information with the information in the header interface template library to determine the type of the header interface, and the meter reading management module extracts the reading information in the picture information according to the determined type of the header interface for the character recognition module to recognize. Based on the scheme, whether the acquired picture information is a fake image can be checked by adopting a video fake identification mode, namely, after the meter reading management module of the method calls the video information in the header information database, whether the acquired picture information is real-time information of the header interface is judged according to the characteristics of the video picture. The scheme effectively avoids the situation of on-site counterfeiting and ensures the real reliability of data acquisition.
In order to improve the accuracy of character recognition, a header interface information acquisition module of the method controls a flash lamp to assist a camera to continuously acquire a plurality of header interface picture information and upload the acquired header interface picture information into a header information database, a meter reading management module calls the header interface picture information in the header information database and compares the header interface picture information with information in a header interface template library to determine the type of a header interface, the meter reading management module extracts the reading information in the header interface picture information according to the determined header interface type, a character recognition module respectively recognizes the extracted reading information to generate corresponding reading information in a plurality of character formats, and the meter reading management module stores the reading information with the highest repetition rate in the reading information in the plurality of character formats into a meter reading information database. In the scheme, a mode of identifying the same picture for multiple times is adopted to avoid identification errors possibly caused by only one-time identification, and when multiple identification results exist, the identification result with the highest repetition rate obtained in multiple identification is adopted as a final result, for example, if the identification result obtained by six-time identification is '003896, 003896, 003896, 009686, 009686 and 003986', the '003896' with the highest repetition rate is taken as the final identification result.
In order to facilitate an administrator to timely master staged meter reading data, the intelligent meter reading system of the scheme further comprises a background management end, the background management end is in communication connection with the server, the background management end comprises a meter reading information management page, the server further comprises a statistical module and a statistical information database, the statistical module is used for calling information in the meter reading information database, generating a meter reading data statistical table according to a set algorithm and storing the statistical data statistical table in the statistical information database, and the administrator is used for calling and reading information in the statistical information database through the meter reading information management page.
In order to meet the requirement of a user on acquiring meter reading data, the intelligent meter reading system of the method further comprises a user side, the user side is in communication connection with the server, the user side comprises a meter reading information inquiry page, the system assigns user inquiry authority, and the user can read information in the meter reading information database in an inquiry authority range through the meter reading information inquiry page.
The system, the device, the module and the like disclosed in the present disclosure may be implemented by using general and customary schemes known in the art, and the involved algorithms may use known general and customary algorithms, or may be modified as appropriate according to specific situations. For example, the character recognition module may employ a character recognition module similar to an OCR device, or the like.
The intelligent meter reading system and the intelligent meter reading method are not limited to the contents disclosed in the specific embodiments, the technical solutions presented in the embodiments can be extended based on the understanding of those skilled in the art, and simple alternatives made by those skilled in the art according to the present solution in combination with common general knowledge also belong to the scope of the present solution.
Claims (8)
1. The intelligent meter reading system is characterized by comprising a server and a plurality of meter reading ends, wherein the meter reading ends are in communication connection with the server,
the server comprises a meter head information database, a meter head interface template library, a meter reading information database, a meter reading management module and a character recognition module, wherein the meter head information database is used for storing and managing collected meter head interface information, the meter head interface template library is used for storing and managing meter head interface template information, the meter reading information database is used for storing and managing meter reading information, the meter reading management module is used for managing a meter reading process, the character recognition module is used for recognizing characters,
the meter reading end comprises a camera, a flash lamp and a meter interface information acquisition module, the camera is used for acquiring meter interface information, the flash lamp is used for providing illumination, and the meter interface information acquisition module is used for controlling the camera and the flash lamp.
2. The intelligent meter reading method is based on an intelligent meter reading system, the intelligent meter reading system comprises a server and a plurality of meter reading ends, the meter reading ends are in communication connection with the server, the server comprises a meter head information database, a meter head interface template library, a meter reading information database, a meter reading management module and a character recognition module, the meter reading ends comprise cameras, flash lamps and a meter head interface information acquisition module, and the intelligent meter reading method is characterized by comprising the following steps of:
the method comprises the steps that a meter reading management module starts a meter head interface information acquisition module of a meter reading end at set meter reading time, the meter head interface information acquisition module controls a flash lamp to assist a camera to acquire meter head interface information and upload the acquired meter head interface information into a meter head information database, the meter reading management module calls the meter head interface information in the meter head information database to be compared with information in a meter head interface template database to determine the type of a meter head interface, the meter reading management module extracts reading information in the meter head interface information according to the determined type of the meter head interface, and a character recognition module recognizes the extracted reading information to generate reading information in a character format and stores the reading information in the meter reading information database.
3. The intelligent meter reading method according to claim 2, wherein the meter reading end is one or more of an electric meter reading end, a water meter reading end and a gas meter reading end.
4. The intelligent meter reading method according to claim 2, wherein the header interface information includes picture information and video information, the meter reading management module calls the picture information in the header information database and compares the picture information with the information in the header interface template database to determine the type of the header interface, and the meter reading management module extracts the reading information in the picture information according to the determined type of the header interface for the character recognition module to recognize.
5. The intelligent meter reading method according to claim 4, wherein the meter reading management module calls video information in the header information database and then judges whether the collected picture information is real-time information of the header interface according to the characteristics of the video picture.
6. The intelligent meter reading method according to claim 2, wherein the header interface information acquisition module controls the flash lamp to assist the camera to continuously acquire a plurality of header interface picture information and upload the acquired header interface picture information into the header information database, the meter reading management module calls the header interface picture information in the header information database to compare with information in the header interface template database to determine the type of the header interface, the meter reading management module extracts the reading information in the header interface picture information according to the determined type of the header interface, the character recognition module respectively recognizes the extracted reading information to generate corresponding reading information in a plurality of character formats, and the meter reading management module stores the reading information with the highest repetition rate in the reading information in the plurality of character formats into the meter reading information database.
7. The intelligent meter reading method according to claim 2, wherein the intelligent meter reading system further comprises a background management end, the background management end is in communication connection with the server, the background management end comprises a meter reading information management page, the server further comprises a statistical module and a statistical information database, the statistical module retrieves information in the meter reading information database, generates a meter reading data statistical table according to a set algorithm and stores the statistical data statistical table in the statistical information database, and an administrator retrieves information in the statistical information database through the meter reading information management page.
8. The intelligent meter reading method according to claim 2, wherein the intelligent meter reading system further comprises a user side, the user side is in communication connection with the server, the user side comprises a meter reading information query page, the system assigns a user query authority, and a user can retrieve information in the meter reading information database within a query authority range through the meter reading information query page.
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| CN201911045936.5A CN112752066A (en) | 2019-10-30 | 2019-10-30 | Intelligent meter reading system and method |
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2019
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| CN103067426A (en) * | 2011-10-21 | 2013-04-24 | 中国电信股份有限公司 | System and method of remote intelligent meter reading and instrument front-end collecting device |
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