A system includes a flexible datacenter and a power generation unit that generates power on an intermittent basis. The flexible datacenter is coupled to both the power generation unit and grid power through a local station. By various methods, a control system may detect a transition of the power generation unit into a stand-down mode and selectively direct grid power delivery to always-on systems in the flexible datacenter.

Method and system for phase detecting of hybrid wye-connected and delta-connected loads in an unbalanced power distribution system. A data-driven event-triggered phase identification algorithm is presented in which the exceeding current fluctuation events are used to build the relationship between the feeder head and the undetermined phase load and mutual information index is used to assess the dependence level of the feeder head on the undetermined phase load. The connected and non-connected phase of wye-connected and delta-connected single-phase load are determined as the phase having highest and lowest dependences of the phases of feeder head on the load, respectively.

Systems and methods use a scalable cloud computing platform combined with an AI-based grid control process to facilitate collection of data from a large number of DERs. The data is organized into multiple time series with different resolutions required for grid control. A hierarchical tree structure facilitates efficient data aggregation and control signal generation, enhancing the system's capacity to manage at least 100,000 edge devices, theoretically scaling up to millions of edge devices. Embodiments optimize data collection by allowing minor delays, improving the overall efficiency and resource utilization of the system.

A cloud computing system is provided for testing a Distributed Energy Resource (DER) Management System (DERMS) that manages operation of DERs connected to a power system. The cloud system implements a DERMS testing platform on virtualized cloud computing resources of the system. The platform tests the DERMS and is modularized. In some embodiments, the DERMS is modularized into at least a simulation module and a communication module, where the simulation module is configured to simulate DER(s) of power system and the communication module communicatively interfaces DERMS with DER(s) via communication network(s). The simulation module also simulates the power system under test conditions as the DERMS manages operation of DER(s) via the communication module. The cloud computing system exposes the platform as a service for testing the DERMS under test conditions. The cloud system scales the resources allocated to the platform with the number of DER(s) simulated under different test conditions.

A communication adapter capable of performing communication even in a case where power supply from an external device has ceased is provided. The communication adapter includes a power storage configured to receive power supplied from an external device and store the power, a communication unit configured to receive power supplied from the power storage, a control unit configured to communicate with an external management device via the communication unit, a first power supply line through which the power supplied from the external device goes to the control unit, thereby bypassing the power storage, and a second power supply line through which the power supplied from the power storage goes to the control unit.

A photovoltaic system includes: a plurality of solar cell modules each including a plurality of solar cells, at least one monitoring device configured to measure a module voltage of a corresponding solar cell module from among the plurality of solar cell modules, and a current measuring device that receives the measured module voltage from the at least one monitoring device and is connected to the plurality of solar cell modules through a power line to measure a module current of the plurality of solar cell modules.

Disclosed in the present application is a conversion apparatus, comprising: a CAN protocol transceiver interface; a communication protocol transceiver interface; and a protocol conversion module provided with a first interface and a second interface, wherein the first interface is connected to the CAN protocol transceiver interface, and the second interface is connected to the communication protocol transceiver interface. The protocol conversion module is configured to convert first data into second data, or to convert the second data into the first data, wherein the first data is transmitted in the CAN protocol, and the second data is transmitted in the communication protocol.

A modular system is described which can provide high frequency monitoring of power use and responsive control as well as enabling network connectivity for centralised monitoring and operation. One modular system consists of a communications bus, end caps, and a combination of the modules providing communications, power metering, relay control and battery backup. Each modular system can be configured with a combination of modular units as needed for the application. A combination of bus communication monitoring and tilt detection provides security against external tampering after installation.

A solution is disclosed for providing fault-managed power systems using optical elements. The fault-managed power systems are able to provide safe and efficient power delivery utilizing optical fiber links to improve signal integrity, security, and reach of the system.

A fault managed power (FMP) transmitter for use in an electrical power system, having a power source port configured to be connected to a first electrical power source of the plurality of electrical power sources and an power bus port configured to be electrically connected to the common electrical bus. There is at least one switch between the power source port and the power bus port and processing circuitry configured to control the at least one switch to receive power from the first electrical power source and to transmit FMP output pulses via the power bus port over the common electrical bus to the FMP receiver. The processing circuitry is configured to receive an external timing trigger to enable the processing circuitry to synchronize the transmission of the FMP output pulses with the transmission of FMP output pulses from each of the at least one other FMP transmitter.