Power consumption information interference signal filtering device, power consumption information collection system and method
A technology of power consumption information and interference signal, applied in the field of power grid, can solve the problems of inconsistent impedance of electrical equipment, unstable power line impedance, affecting the accuracy of power consumption information, etc., to achieve the effect of improving accuracy
Active Publication Date: 2021-06-29
STATE GRID HEBEI ELECTRIC POWER RES INST +3
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Problems solved by technology
[0003] At present, the traditional method of obtaining power consumption information is to use collection equipment to periodically collect power consumption information of power consumption equipment through power lines. The existence of equipment leads to inconsistencies in the impedance of electrical equipment, resulting in unstable impedance of the power line used to transmit power consumption information, which affects the accuracy of collected power consumption information
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[0031] In the following description, specific details such as specific system structures and technologies are presented for the purpose of illustration rather than limitation, so as to thoroughly understand the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the invention may be practiced in other embodiments without these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
[0032] It should be understood that when used in this specification and the appended claims, the terms "comprising" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude one or Presence or addition of multiple other features, integers, steps, operations, elements, components and / or collections thereof.
[0033] It ...
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The invention belongs to the technical field of power grids. The power consumption information interference signal filter device, power consumption information collection system and method provided by the embodiments of the invention include an impedance stabilization circuit and a filter circuit, and the output end of the impedance stabilization circuit is connected to the input end of the filter circuit. , the input end of the impedance stabilization circuit is connected to the electrical equipment, and the output end of the filter circuit is connected to the electricity collection device; the impedance stabilization circuit includes: a first capacitor, a second capacitor and an impedance inductance; the second capacitor and the impedance inductance are connected in series, connected in series The second capacitor and the impedance inductance are connected in parallel with the first capacitor, the two ends of the first capacitor are the input ends of the impedance stabilization circuit, and the two ends of the second capacitor and the impedance inductance connected in series are the output ends of the impedance stabilization circuit. The embodiment of the present invention can adjust the problem of unstable power line impedance in the process of collecting electricity consumption information, and improve the accuracy of collected electricity consumption information.
Description
technical field [0001] The invention belongs to the technical field of power grids, and in particular relates to a power consumption information interference signal filtering device, a power consumption information collection system and a method. Background technique [0002] Grid electricity consumption information includes electricity consumption, meter abnormality, interference, and power outages. The collection of these information is helpful for remote management of residents' electricity consumption. [0003] At present, the traditional method of obtaining power consumption information is to use collection equipment to periodically collect power consumption information of power consumption equipment through power lines. The existence of equipment leads to inconsistencies in the impedance of electrical equipment, resulting in unstable impedance of the power line used to transmit power consumption information, which affects the accuracy of collected power consumption inf...
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IPC IPC(8): H04B3/54G08C19/00
CPCG08C19/00H04B3/54
Inventor 武超飞陶鹏李翀任鹏李飞耿建坡
Owner STATE GRID HEBEI ELECTRIC POWER RES INST