Abstract: The invention relates to a power plant connected to an electrical grid and a method for controlling the power plant. The power plant comprises one or more power generators and at least one synchronous condenser. The power generators may be wind turbine generators, solar photovoltaic elements or other kinds of renewable power generators. During a deviation in frequency on the electrical grid, the synchronous condenser counteracts the frequency deviation, but it may also unintentional supply active power during the frequency event. The control method is controlling the active power supply from the power generators during the frequency events based only on the active power output from the power generators.

Abstract: A wireless radio repeater includes an antenna configured to receive a message associated with an electric power delivery system. The wireless radio repeater also includes circuitry configured to receive electrical measurement data, identify a condition of the electric power delivery system based on the electrical measurement data, and cause the antenna to re-transmit the message received via the antenna in response to identifying the condition based on the electrical measurement data.

Abstract: A method and system for predicting regional short-term energy power by taking weather into consideration includes: obtaining meteorological data of all moments in a set time in the future through a network; extracting respectively, from a historical database according to the obtained meteorological data, historical weather station meteorological data, historical network API meteorological data, and historical measured power generation power data within a set time period that meet meteorological conditions corresponding to all the moments; obtaining historical total error data; obtaining real-time error meteorological data; obtaining total error meteorological data; combining the obtained meteorological data of all the moments in the set time in the future with total error meteorological data of all the moments to obtain predicted meteorological data; obtaining predicted power data according to the predicted meteorological data; and optimizing an energy generation plan of a system according to the obtained pre

Abstract: In some cases, a method may include receiving electricity usage data from a re-ordering device and determining usage information for an appliance that is electrically connected to the re-ordering device based on the electricity usage data. The method may also include determining, based on the usage information and order history information for a customer, an estimated remaining quantity of an item that is associated with an appliance type of the appliance. The method further includes comparing the estimated remaining quantity of the item to a threshold associated with the item. In response to determining that the threshold associated with the item is satisfied, the method includes decrementing the estimated remaining quantity of the item. In response to determining that the threshold associated with the item is not satisfied, the method includes generating order data for automated re-ordering of the item for delivery to the customer.

Abstract: A multiplicity of uninterruptible power supply (UPS) devices may be equipped with a plurality of sensors which report on the state of various operational parameters of the UPS devices to a registry device. Output of the registry device may be displayed on a dedicated GUI and/or written to log files at a monitoring station. In the event that one or more sensors reports a parameter to the registry device which is indicative of a malfunction of one or more of the UPS devices, examination the registry device output may indicate which UPS device or devices is/are malfunctioning. Related embodiments, apparatus, systems, and methods are also discussed.

Abstract: This disclosure relates to a device for a vehicle for detecting an activation action in at least two different detection areas, and in particular for mounting on a vehicle part to activate at least one function of the vehicle as a function of the detection, including a printed circuit board having a plurality of layers arranged one above the other in an axial direction, a first electrically conductive sensing element for capacitive sensing in a first of the detection areas, a second electrically conductive sensing element for capacitive sensing in a second of the detection areas, where the sensor elements are arranged at different ones of the layers of the printed circuit board, characterized in that in that the sensor elements are configured to be at least partially congruent, the congruent areas of the sensor elements being positioned offset with respect to one another in a lateral direction.

Abstract: Systems, devices, and methods include protection functions in an electrical power system. A processing subsystem may include a processor. A memory subsystem may comprise a first memory section and a second memory section. A memory management subsystem may, in a first operational mode, enable memory access between the processor and the first memory section and the second memory section and, in a second operational mode, enable memory access between the processor and only the first memory section.

Abstract: A site monitoring method uses an electrical socket device to collect current data of an electrical appliance that is electrically connected to the electrical socket device. Based on the current data, a management server can derive a user behavior in connection with using the electrical appliance, and send out a warning message when the user behavior thus derived is abnormal.

Abstract: A multi-sensor, real-time, in-process current and voltage estimation system is disclosed including sensors, affiliated hardware, and data processing algorithms that allow accurate estimation of currents and voltages from magnetic and electric field measurements, respectively. Aspects of the system may be embodied in a detector that is readily attachable to conductors of an energized system for contactless current and/or voltage sensing of the conductors without requiring the conductors to be disconnected from the energized system.

Abstract: A system includes a processing circuit configured to provide an energy use setpoint based on energy data including an energy characteristic and subject to a constraint based on a variable condition of a building. The processing circuit is configured to estimate a value for the energy use setpoint that will result in the variable condition of the building satisfying the constraint and provide a control signal for equipment based on a difference between the energy use setpoint and a measured energy use.

Abstract: An intelligent electronic device (IED) is provided. The IED includes a metering sub-assembly and an input base module sub-assembly. The metering sub-assembly is hinged to the input base module sub-assembly, where when in an open position, various cables, connectors, and input/output cards/modules are accessible. Various input/output cards/modules are interchangeable to add/change functionality and/or communication capabilities to the IED In one embodiment, a communication card is provided with at least one antenna disposed internal or external to a housing of the IED.

Abstract: The present disclosure provides exemplary embodiments of voltage harvesting devices used in power distribution systems, and provides power distribution system architectures utilizing the voltage harvesting devices. Generally, the voltage harvesting devices transform distribution line AC voltages to produce a low wattage output for distribution system communication and control type devices. The voltage harvesting device can operate whether irrespective of the presence of load current.

Abstract: Embodiments disclosed herein generally relate to line-powered wireless communications systems, and more specifically to methods and apparatus for providing persistent and ubiquitous wireless communications and sensor networks in physical premises to enable a wide variety of different applications and use cases.

Abstract: Systems, methods, and apparatus for smart electric power grid communication are disclosed in the present invention. At least one grid element transmits at least one registration message over an Internet Protocol (IP)-based network to at least one coordinator. The at least one coordinator registers the at least one grid element upon receipt of the at least one registration message. The at least one grid element automatically and/or autonomously transforms into at least one active grid element for actively functioning in the electric power grid. The at least one coordinator tracks based on revenue grade metrology an amount of power available for the electric power grid or a curtailment power available from the at least one active grid element.

Abstract: Apparatuses, methods, and systems for automated sensor integration and data collection. One method includes managing, by a platform server, a sensor library that includes sensor information for a plurality of sensors, receiving, by the platform server, from a user, a selection of a sensor from the sensor library and a selection of an associated datum, generating, by the platform server, a configuration based on the selected sensor and the associated datum, communicating, by the platform server, the configuration to a computing device over a wireless link, receiving, by the computing device, the configuration, updating, by the computing device, with the configuration, and transmitting and receiving, by the computing device, data with the selected sensor based on the configuration.

Abstract: A system, method, and computer-readable medium are disclosed for performing a data center monitoring and management operation. The data center monitoring and management operation includes: identifying data center asset data to monitor; collecting data center asset data; and, performing an adaptive update scheduling operation, the adaptive update scheduling operation adaptively adjusting a prioritization and frequency of data center asset data collection to provide adapted data center asset data.

Abstract: A system for optimizing a network of power plants includes at least one memory storing a network model of a network of power plants including a power plant model for each power plant, each power plant model including one or more equipment models of power plant equipment of a power plant, and plant relationships between the power plant models. The system further includes at least one processor configured to modify an attribute of a first equipment model included in a first power plant model of a first power plant, identify at least one plant relationship between the first power plant model and a second power plant model of a second power plant, determine an expected change in operation of the second power plant based on the modified attribute and the at least one plant relationship, and generate a record including an indication of the expected change.

Abstract: A first switching unit switches a first power grid from an isolated operation to a grid-connected operation. In switching the first power grid from the isolated operation to the grid-connected operation, the first switching unit determines a master and a slave among a plurality of power adjustment resources and allows the first power grid to be connected to the second power grid after master-slave control by means of the master and the slave such that electric power of the first power grid is in synchronization with electric power of the second power grid. The first switching unit preferentially selects as the master, a power adjustment resource close to a point of connection between the first power grid and the second power grid from among the plurality of power adjustment resources.

Abstract: A differential protection device monitors a first object to be protected in an electrical energy supply network. The differential protection device has a measuring unit configured to acquire measurement values at one end of the first object to be protected, a communication unit configured to exchange measurement values with a differential protection device arranged at another end of the first object to be protected, the communication unit has a physical interface for transmitting and receiving the measurement values, and an evaluation unit configured to form a differential value and to generate a fault signal indicating a fault with regard to the first object to be protected if the differential value exceeds a predefined threshold value. Ideally, the differential protection device is configured to monitor further objects to be protected and to exchange respective further measurement values with regard to each further object to be protected.

Abstract: According to aspects of the disclosure, a sensing system includes at least one sensor configured to provide an output signal indicative of a sensed property, an interface configured to be coupled to a computing device, and a processor coupled to the interface, the processor being configured to provide, to the computing device via the interface, a first Transducer Electronic Data Sheet (TEDS) template indicative of a first variable of the sensed property, and provide, to the computing device via the interface, a second TEDS template indicative of a second variable of the sensed property.

Abstract: The present disclosure provides a phase compensation method and apparatus for measuring an array antenna. The phase compensation method includes: an operation S1 of exporting measured far-field directivity patterns of a first array unit and a second array unit, to establish a coordinate system, so as to determine a spatial geometrical relationship between the first array unit and the second array unit; an operation S2 of determining a wave path difference between the first array unit and the second array unit based on the spatial geometrical relationship between the first array unit and the second array unit; and an operation S3 of performing phase compensation on the second array unit based on the wave path difference.

Abstract: Examples relate to flexible datacenters or other power loads tolerant of intermittent operation and configured to use power received behind-the-meter. A system may include a plurality of computing systems that receive behind-the-meter (“BTM”) power from a BTM power source. The system may include a first controller configured to control a first set of computing systems and a second controller configured to control a second set of computing systems of the plurality of computing systems. The system may also include a third controller communicatively coupled to the first controller and the second controller. The third controller is configured to provide instructions to the first controller and the second controller based on BTM power availability at the plurality of computing systems.

Abstract: A method includes generating a utility portal interface in response to a request from a utility computer system that receives parameters that specify a demand response event; providing a display of groups of energy-consuming locations that are available to be selected to participate in the demand response event; providing a display of an energy demand profile for the utility during the demand response event; receiving a selection of a subset of the groups of energy-consuming locations to participate in the demand response event; causing the display of the energy demand profile for the utility during the demand response event to be dynamically updated as the subset of the groups of energy-consuming locations are selected or deselected by the utility computer system to participate; and sending transmissions to thermostats associated with the subset of the groups of energy-consuming locations to execute the demand response event.

Abstract: A hyperspectral stereoscopic CubeSat with computer vision and artificial intelligence capabilities consists of a device and a data processing methodology. The device comprises a number of VIS-NIR-TIR hyperspectral sensors, a central processor with memory, a supervisor system running independently of the imager system, radios, a solar panel and battery system, and an active attitude control system. The device is launched into low earth orbit to capture, process, and transmit stereoscopic hyperspectral imagery in the visible and infrared portions of the electromagnetic spectrum. The processing methodology therein comprises computer vision and convolutional neural network algorithms to perform spectral feature identification and data transformations.

Abstract: A computer implemented method is provided for monitoring and managing system electrical power usage. The method includes sensing component electrical usage, comparing the component usage against a corresponding lookup table, and adjusting the component usage so system power usage remains below an established threshold.

Abstract: In a method and system, voltage and/or current signals on an electrical/power system is monitored. A power event is identified from the monitored voltage and/or current signals. In response to event identification, waveforms of the monitored voltage and/or current signals are captured. Energy-related signals are calculated and extracted from pre-event measurements, event measurements and post-event measurements using the captured waveforms. Additional information associated with the event is identified and calculated by comparing (a) the calculated and used energy-related signals from pre-event measurements, with (b) the calculated and used energy-related signals from post-event measurements.

Abstract: A watt meter for electrical panels including a housing assembly, a power quality assembly and an electric assembly. Housing assembly includes a housing, wherein said housing is a cabinet suitable for electric components. The housing includes an opening in a front side thereof. Power quality assembly includes a power quality analyzer housed inside the housing, wherein the display of the power quality analyzer is placed parallel to the opening allowing the user to see the actual kilowatt hours being consumed, instant power, current, voltage, frequency and power factor. Electric assembly includes a capacitor device with a predetermined capacitance and a transformer device wherein are operatively connected to the residential power supply and to the power quality analyzer.

Abstract: A system includes a plurality of controllers associated with the plurality of units of building equipment, each controller comprising a plurality of communication ports, a plurality of cables connected to the plurality of communication ports and linking together the plurality of controllers, wherein the plurality of controllers are configured to self-identify a break in a connection between two the plurality of controllers by monitoring statuses of the plurality of communication ports. The system also includes circuitry configured to receive a signal indicative of the order of the connections between the plurality of controllers from the plurality of controllers, generate a graphical map of the order of the connections between the plurality of controllers based on the signal, receive, from the plurality of controllers, an indication of a break in a connection between two of the plurality of controllers, and update the graphical map to indicate the connection as broken.

Abstract: Systems, methods, and apparatus for smart electric power grid communication are disclosed in the present invention. At least one grid element is constructed and configured in network-based communication with a server via at least one coordinator. The at least one grid element is transformed into at least one active grid element automatically and/or autonomously after initial connection with the server. The at least one active grid element sends and receives messages to and from the server via at least one coordinator. The at least one coordinator matches and prioritizes the at least one active grid element. The at least one coordinator provides a priority flag on the messages. The at least one coordinator tracks an actual amount of power introduced to and available for an electric power grid or a curtailment power available from the at least one active grid element.

Abstract: The present disclosure is directed to a machine learning system for use with a power distribution system. The machine learning system includes a data library, a machine learning module, and an action module. The data library stores a plurality of data samples, where at least a portion of the data samples are associated with one or more intelligent electronic devices (IEDs). The machine learning module processes data samples from the data library using at least one machine learning algorithm and outputs at least one recommendation and/or prediction based on the data samples received. The action module receives the at least one recommendation and/or prediction and performs at least one action based on the recommendation and/or prediction. The at least one action includes outputting at least one communication signal and/or at least one control signal to at least one client or at least one of the one or more IEDs.

Abstract: The present disclosure provides a method and system for predicting a potential future energy consumption of a plurality of energy loads in a built environment. The method includes a step of collecting a first set of statistical data associated with a plurality of energy consuming devices. The method includes another step of accumulating a second set of statistical data associated with each of a plurality of users present inside the built environment. The method includes yet another step of analyzing the first set of statistical data and the second set of statistical data. In addition, the method includes yet another step of predicting a set of predictions associated with the potential future energy consumption of each of the plurality of energy consuming devices.

Abstract: When a baseline is in a certain state, a server executes a process including: a step of calculating an amount of power exchanged between a battery and a power grid during the first charging control; a step of calculating an amount of power exchanged between the battery and the power grid during the second charging control; a step of calculating an amount of power exchanged between the battery and the power grid during the first power feeding control; a step of calculating an amount of power exchanged between the battery and the power grid during the second power feeding control; and a step of setting a calibration line for the amount of power.

Abstract: A system for determining a phase of a power supply coupled to a metering device. The system includes a collection device in electronic communication with a metering device connected to a power distribution network and having a memory and one or more electronic processors. The electronic processors are configured to receive a first beacon signal and measure a phasor in response to receiving the first beacon signal. The phasor is stored in the memory along with an identification value associated with the device that transmitted the first beacon signal and a first time. The electronic processors receive a second beacon signal, and extract data from the request message. The electronic processors determine whether the extracted time matches the first time and based on determining that the extracted time matches the first time stored in the memory, calculate a phase by comparing the reference phasor data to the stored phasor.

Abstract: Aspects of the subject disclosure may include, for example, embodiments detecting and correcting load imbalance on power supply phases within a managed scope using a software controlled power switch matrix that is resident in each power distribution unit supplying power in the managed scope. Managed scope could include a plurality of power distribution units supplying a plurality of circuit or equipment loads in a plurality of premises. On each PDU, the software controlled switch matrix maintains and changes physical coupling of power supply phases to circuit and equipment loads. Further embodiments include correcting power supply phase load imbalances through software commands to adjust the coupling of power supply phases to circuit or equipment loads. Embodiments are intended to help power administrators maintain power supply phase load balance effectively in a managed scope. Other embodiments are disclosed.

Abstract: Systems, methods, and apparatus for smart electric power grid communication are disclosed in the present invention. At least one grid element is constructed and configured in network-based communication with a server via at least one coordinator. The at least one grid element is transformed into at least one active grid element automatically and/or autonomously after initial connection with the server. The at least one active grid element sends and receives messages to and from the server via at least one coordinator. The at least one coordinator matches and prioritizes the at least one active grid element. The at least one coordinator provides a priority flag on the messages. The at least one coordinator tracks an actual amount of power introduced to and available for an electric power grid or a curtailment power available from the at least one active grid element.

Abstract: The present disclosure is directed to systems and methods for automatically determining compliant operation of a power supply panel integrated in a fire alarm system, the method including the steps of receiving a first input in a first selectable field relating to a manufacturer type of the fire alarm system; receiving a second input in a second selectable field relating to a circuit class associated with circuits of the fire alarm system; receiving a third input in a third selectable field relating to an end-of-line resistor size; receiving one or more additional inputs relating to at least one of the power supply panel or the fire alarm system; and performing one or more calculations based on the first, second, and third inputs and the one or more additional inputs to generate outputs for determining compliant operation of the power supply panel integrated in the fire alarm system.

Abstract: An electrical protection system arranged to detect and isolate faults either in a electrical power distribution. The system comprises at least a first busbar and a second busbar in electrical communication with each other through s powerline having a first end electrically coupled to the first busbar by a first circuit breaker and a second end connected to the second busbar by a second circuit breaker. It is connected to the at least two busbars, and configured to simultaneously collect/determine a first electrical quantity at each of the at least two busbars and compare the collected/determined electrical quantity to a second. When the first electrical quantity value less than the second quantity value, the system causes the first and second circuit breakers to open so as to decouple the electrical connection between first and second busbars. The system 100 detects and isolates fault efficiently while using voltage measurements.

Abstract: Systems and methods are provided for an application platform with flexible permissioning.

Abstract: A management device is connected to an AC power line provided with a plurality of connection ports, each of which can be connected to an electric device including a power storage unit. The management device includes a measurement unit configured to measure an electric signal on the AC power line, a determination unit configured to determine a type of the electric device connected to the AC power line via a connection port in the plurality of connection ports based on a measurement result of the measurement unit, and a first prediction unit configured to predict an amount of power supply on the AC power line due to discharge of the power storage unit based on a determination result of the determination unit.

Abstract: A method for monitoring a photovoltaic (PV) system includes receiving PV system information for a predetermined timeframe; displaying a power flow based on the received PV system information corresponding to the predetermined timeframe; displaying energy storage system information based on the received PV system information corresponding to the predetermined timeframe; and displaying an energy mix analysis based on the received PV system information corresponding to the predetermined timeframe.

Abstract: A wiring module includes: a common power supply line whose one end is electrically connected to a power source; and a power supply branch part provided halfway through the common power supply line, wherein the power supply branch part includes at least one group of a power supply branch line branched halfway through the common power supply line and an overcurrent blocking part provided in the power supply branch line to enter a non-continuity state when current exceeding allowable current flows in the power supply branch line. A wiring module is a wiring module disposed along a fixing target member, and includes: a power supply flat wiring body disposed along a surface of a fixing target member; and a ground flat wiring body disposed along a surface of the power supply flat wiring body on an opposite side from the fixing target member.

Abstract: Included are an energy management apparatus that manages at least one or more management target that consumes energy; and a user terminal that transmits and receives information to and from the energy management apparatus via a network. The energy management apparatus includes an energy management controller that prepares a question regarding a behavior of a user who uses the at least one or more management target, and transmits it to the user terminal. The user terminal includes a user terminal controller that transmits a question answer regarding the received question to the energy management controller when receiving the question transmitted from the energy management controller. The energy management controller predicts an energy consumption amount of the at least one or more management target based on the received question answer when receiving the question answer transmitted from the user terminal controller.

Abstract: A method for obfuscating data at-transit can include receiving a request for communicating data, determining a sequence of data at-transit for a window of time; and providing the sequence of the data at transit for performing communications across interconnect to another component. The described method can be carried out by an obfuscation engine implemented in an electronic system such as within a secure element. A secure element can include a processor and a memory. The obfuscation engine can be part of the processor, part of the memory, or a stand-alone component.

Abstract: An electricity meter includes a power line interface circuit configured to generate measurements of parameters for at least two electricity transmission paths. The meter also includes a balance determination circuit configured to generate at least one balance metric that indicates a balance between the electricity transmission paths from the generated measurements. The meter further includes a communications circuit configured to transmit balance information to an external recipient responsive to the at least one balance metric.

Abstract: The present disclosure generally relates to propagating context information from a first electronic device to a second electronic device. In one example, in response to detecting the second electronic device satisfies a distance criterion with respect to the first electronic device, the first electronic device determines whether propagation of the context to the second electronic device is permitted. If propagation of the context to the second electronic device is permitted and while the second electronic device satisfies the distance criterion with respect to the first electronic device, the context is transmitted to the second electronic device.

Abstract: An energy monitoring system is provided including a device such as an inductive clamp associated with an electric circuit and configured to measure current load of the electric circuit and an energy monitoring device. The energy monitoring device comprises a processor and a memory including computer program code, the memory and the computer programming code configured to, with the processor, cause the monitoring device to receive circuit data including the measured current from the inductive clamp, determine a Power Set for one or more intermittent loads associated with the electric circuit based at least in part on the circuit data, determine a solution for the circuit data based on determined Solution Sets of the Power Set, and determine an energy usage for an appliance based on the solution.

Abstract: The present invention includes a hunting determination unit configured to determine whether hunting has occurred or not for each of control devices in a power transmission and distribution system based on a control history of the control devices, a time constant calculation unit configured to calculate an adjustment time constant in which a time constant of the control device having state information indicating a state of the control device, with a high significance level, is increased, when the hunting determination unit determines that the hunting has occurred in one or more of the control devices, and a time constant transmission unit configured to transmit the adjustment time constant to the control device.

Abstract: In an aspect a system for charging from an electric vehicle charger to an electric grid, the system comprising an electric grid, wherein the electric grid is configured to trickle charge the electric vehicle recharging component, an electric vehicle recharging component connected to at least the electric grid, the electric vehicle recharging component comprising, at least a battery storage system, a power delivery station configured to deliver power to an energy source of an electric vehicle, and a computer device, the computer device configured to detect a failure of the electric grid, and power the electric grid in an event of the failure.

Abstract: Smart electricity monitors with unique identities placed at individual power outlets within a building communicate frequent power measurements to a service which determines, from this power usage data, which outlets are associated with occupied seats within the building. This occupancy information can be used to update an occupancy model for the building that is used to forecast the building's occupancy. Based on present occupancy, projected occupancy, and other data, in some instances, the building's thermostats can be controlled and unoccupied seats can be assigned dynamically.

Abstract: A multiple light controlling system where a primary control pod receives a lighting schedule wirelessly and re-communicates the lighting schedule to a plurality of slaved secondary control pods via power line communication. Each of the control pods may in turn control several lights in a growing zone. Each zone may have its own lighting schedule to promote optimal plant development. Each of the control pods may also gather environmental or operational information and return that information to the primary control pod and ultimately to a remote computing device.