A method and system for regulating a multi-component power distribution network with high proportion of distributed power sources. The method includes: the distribution network regulation center acquiring user voltage information; the information and optimization model, performing iterative calculation of corresponding preset control objectives for the distribution network regulation center in the optimization model by a Lagrange algorithm, simultaneously controlling errors of the control objectives in the iterative calculation process by a Proportional-Integral-Differential (PID) algorithm, for acquiring a regulation signal of a user side local load, and sending the user side's local load regulation signal to the user side; and performing iterative calculation of control objectives based on the regulation signal of the local load and the calculation part of the optimization model user side, and simultaneously controlling errors of the control objectives in the iterative calculation process by the PID controller, to regulate the local load.

An aspect of an information processing apparatus according to this invention includes an acquisition unit that acquires power sales information related to a plurality of types of electric power of different power generating systems, a generation unit that generates power use support information for supporting selective use of one or more types of electric power from the plurality of types of electric power based on the power sales information, and an output unit that outputs the power use support information.

The distributed power supply system includes: a communicator configured to receive a first message from a power management server configured to control the distributed power supply and receive a second message from an equipment management server configured to monitor the distributed power supply; and a controller configured to control the distributed power supply based on the first message and the second message. If the first message and the second message conflict with each other, the controller controls the distributed power supply based on the second message preferentially over the first message.

Methods and apparatus are provided herein. For example, a method for maintaining a power conversion system can include transmitting, to a computing apparatus in operable communication with the power conversion system, an alert message indicating non-working microinverters and which of the non-working microinverters are under warranty and eligible for replacement; receiving, from the computing apparatus, a request for replacement for the non-working microinverters; and transmitting, to the computing apparatus, an acknowledgment message indicating that the request has been successfully received and replacements for the non-working microinverters are being shipped.

A photovoltaic system, including: a plurality of photovoltaic panels having outputs connected in series as a string to provide a string output; a converter coupled to the string to receive the string output as an input and generate a direct current output from the input; a series connection of the string output and the direct current output; and a bus powered at least in part by the series connection of the string output and the direct current output.

A method and device which operates to record and evaluate an output of electrical energy of a hybrid power plant, wherein, in accordance with time and/or load, at least one expected generable and usable energy contribution resulting from the utilization of renewable energy sources and one expected energy contribution resulting from the utilization of convention energy carriers are recorded with different tariffs.

Systems, methods, and computer-readable media are disclosed for high-speed falling conductor protection in electric distribution systems. An example method may include calculating, by a processor, at a first time, and for each phase, one or more first impedance values associated with one or more terminals of a transmission line. The example method may also include calculating, by the processor, at a second time, and for each phase, one or more second impedance values associated with the one or more terminals. The example method may also include determining, by the processor, that a rate of change of an impedance of the one or more terminals is greater than a threshold rate of change. The example method may also include determining, by the processor and based on the determination that the rate of change of the one or more terminals is greater than the threshold rate of change, that the transmission line has broken. The example method may also include sending, by the processor and based on the determination that the transmission line has broken, a signal to de-energize the transmission line before a broken conductor reaches a ground surface.

Systems and methods for processing measurement data in an electric power system include acquiring the measurement data by a phasor measurement unit (PMU) coupled to a line of the electric power system, and inputting a plurality of the measurement data within a predetermined time window into a K-nearest neighbor (KNN) for identifying bad data among the plurality of the measurement data, wherein when one of the plurality of measurement data contains a bad datum, the machine learning module sends the bad datum to a denoising autoencoder module for correcting the bad datum, wherein the denoising autoencoder module outputs a corrected part corresponding to the bad datum, and when one of the plurality of measurement data contains no bad datum, the machine learning module bypasses the denoising autoencoder module and outputs the one of the plurality of measurement data as an untouched part.

A method for distributed assignment of yields of a facility to participating persons on the basis of a smart meter gateway network comprising smart meter gateways comprises storing information with regard to participation of a person in the facility, in a chain of data sets cryptographically linked to one another in the smart meter gateway network; storing a smart contract in a chain of data sets, the smart contract being uniquely allocated to the facility and containing facility parameters necessary to calculate yields of the facility; receiving energy information produced by the facility by at least one smart meter gateway; storing the energy information or information derived therefrom in a chain of data sets; calculating yield tokens on the basis of the energy information and the smart contract; and assigning a part of the yield tokens to a participating person on the basis of the participation information.

A method of dispatching power, an electronic device, and a storage medium, which relate to a field of artificial intelligence technology, and in particular to technical fields such as natural language processing and knowledge graph. The method includes: acquiring a power dispatching question information; determining a question semantic information corresponding to the power dispatching question information, wherein the question semantic information includes an identification of a target substation, a question intention, and a target parameter; and determining an answer information according to the question semantic information and a preset rule base, and outputting the answer information, wherein the answer information is used for a power dispatching of the target substation.