Electric energy metering automation simulation laboratory
A technology of electric energy measurement and laboratory, which is applied in the direction of measuring electric variables, measuring devices, instruments, etc., can solve the problems of great difference in communication signal energy, lack of measurement data of environmental interference signals, uncertainties of equipment and systems, etc., and achieve reduction Effect of R&D investment and risk reduction
A technology of electric energy measurement and laboratory, which is applied in the direction of measuring electric variables, measuring devices, instruments, etc., can solve the problems of great difference in communication signal energy, lack of measurement data of environmental interference signals, uncertainties of equipment and systems, etc., and achieve reduction Effect of R&D investment and risk reduction
CN101776740AInactive Publication Date: 2010-07-14YUNNAN POWER GRID +2
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[0044] The present invention is mainly composed of database server, power operating condition simulation workstation, electric energy acquisition system simulation workstation, virtual electric energy meter workstation, power distribution module, electric energy meter test main screen, electric energy meter test mobile split screen, current source generator and three-phase purification Power supply and other parts.
[0045] The database server collects various electromagnetic interference environmental information, and stores the data that produces various electromagnetic interference signals, provides data for the entire laboratory and saves newly generated data.
[0046] The simulation workstation accepts the data of the database server and controls the power distribution module and the main screen control module to enter the state suitable for the test according to the preset test plan. The power distribution module and the main screen control module use the CAN network to run wi...
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The invention provides an electric energy metering automation simulation laboratory which is used for experimenting, researching and producing an electric energy metering meter or evaluating the running capability of a traditional electric energy meter. A mode of simulating a true power utilization environment is adopted, an actual power utilization site environment is reproduced by using the modes of an interference signal source, a lightning stroke surge signal source, three-phase independent impedance simulation, the true access of an electric appliance and the like, the interference noiseof a power utilization network is recorded by a real-time frequency spectrum and waveform recording system, the running conditions of an electric energy metering device and a remote meter reading system under various power utilization environments are also observed, recorded and calculated, the obtained mass data are analyzed, and the relevant performance parameters of the electric energy metering device and a remote electric energy data collection system are summarized so as to obtain concrete quantitative data and provide a data support for constructing a relevant standard.
Description
Technical field [0001] The invention is an electric energy measurement automation simulation laboratory used in the electric power industry for experiments, research, and production of electric energy meters or for evaluating the operation capability of existing electric energy meters. Background technique [0002] Under the background that the State Grid Corporation of China and China Southern Power Grid are fully promoting the construction of a strong smart grid characterized by informatization, digitization, automation and interaction, electric energy measurement has become the basic unit of data collection for the entire grid and the key to the success or failure of the construction of a smart grid Link: With the development of communication technology, a variety of communication technologies have become important communication means for electric energy metering devices and even become standard components. The addition of these communication functional components will more or ...
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Patent Timeline
14 Jul 2010
Publication
CN101776740A
- IPC
- G01R35/04
- Inventors
- 曹敏; 张龙