Self-learning intelligent meter reading method and self-learning intelligent meter reading system

A smart meter reading and self-learning technology, applied in the field of power grid, can solve the problems of increasing the number of supplementary readings, less time and frequency of supplementary readings, and high installation site selection, so as to increase equipment costs, improve the success rate of meter reading, and improve the success rate effect

Active Publication Date: 2018-11-30
SHENZHEN CLOU ELECTRONICS
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  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] At present, automatic remote meter reading is basically popular in my country. The developed provinces in the east and south have achieved full coverage. The average success rate of on-site meter reading is about 96%. Due to the complex on-site environment, it is difficult to improve it a little bit. Another On the one hand, there are more and more data items for meter reading, and there are fewer and fewer opportunities for supplementary copying in a limited time. For electric meters that cannot be copied back, staff need to read them on site. If the success rate of meter reading can be increased by 1%, then Hundreds of millions of yuan in meter reading fees and maintenance fees can be saved nationwide a year
[0005] There are two existing methods to improve the success rate of meter reading. One is to install more repeaters. According to the actual situation, the station area may need to install several repeaters, each of which is about several hundred yuan, and the equipment cost is high. There are still high requirements for installation site selection, and installation management also has a considerable cost; one is to increase the number of supplementary readings. With the increase of meter reading data items, the fixed meter reading interval is very limited, leaving The time and frequency of supplementary copying are getting less and less

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Embodiment Construction

[0053] It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.

[0054] Build a test system to test the influence of voltage on carrier communication performance. The test system includes a concentrator, a 50dB fixed attenuator, an adjustable attenuator and a power meter. One end of the concentrator is connected to a 220V voltage source, and the other end is connected to a 50dB fixed in series. The attenuator and the adjustable attenuator are connected to the energy meter, read through the concentrator, and then adjust the attenuation multiple in the line until the carrier meter reading fails, test the overall carrier communication performance of the concentrator, and get the test result list 1:

[0055] Table 1: List of power supply and receiver sensitivity test results

[0056] Voltage

Receiver sensitivity

200V

91dB

220V

83dB

25...

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Abstract

The invention discloses a self-learning intelligent meter reading method, which comprises: establishing the sample libraries of each electric meter, and recording the latest N meter reading data; calculating the optimal meter reading period according to the N meter reading data; calculating the meter reading priority according to the optimal meter reading period; and ordering the electric meters according to the meter reading priority, and reading the electric meter according to the meter reading priority and the optimal meter reading period when the meter reading time is reached. The invention further discloses a self-learning intelligent meter reading system. According to the present invention, the invention relates to the technical field of power grids; and with the method and the system, the most suitable reading times of each electric meter are found, and the meter is read at the most suitable reading time, such that the optimal meter reading success rate can be achieved, the success rate of the whole power consumption information collection can be effectively improved, the adding of the equipment cost is not required, and the improved meter reading success rate can greatly reduce the cost of the manual meter reading.

Description

technical field [0001] The invention relates to the technical field of power grids, in particular to a self-learning intelligent meter reading method and system. Background technique [0002] Concentrator: refers to the equipment that collects the data of each collection terminal or electric energy meter, processes and stores it, and can exchange data with the master station or handheld device at the same time. [0003] An attenuator is a device that introduces a predetermined attenuation within a specified frequency range. [0004] At present, automatic remote meter reading is basically popular in my country. The developed provinces in the east and south have achieved full coverage. The average success rate of on-site meter reading is about 96%. Due to the complex on-site environment, it is difficult to improve it a little bit. Another On the one hand, there are more and more data items for meter reading, and there are fewer and fewer opportunities for supplementary copying...

Claims

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Application Information

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IPC IPC(8): G08C19/00G01R35/02G01R11/02G06F17/30
CPCG01R11/02G01R35/02G08C19/00Y02D10/00
Inventor 李焱
Owner SHENZHEN CLOU ELECTRONICS
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