2306 patents
Page 10 of 116
Utility
Detection of a Failure Condition In a Three-phase Electrical Asset
7 Sep 23
A system includes a monitoring module configured to: receive a first indication related to a three-phase input of a three-phase AC electrical asset; receive a second indication related to a three-phase output of the three-phase AC electrical asset; determine performance metrics for the three-phase AC electrical asset based on the first indication and the second indication; determine error metrics by comparing each determined performance metrics to a pre-determined estimated performance metric; compare each of the error metrics to one of a plurality of pre-determined thresholds, the thresholds being determined when the three-phase AC electrical asset is in a healthy condition; and determine whether a developing fault condition exists in the three-phase AC electrical asset based on the comparison.
Prasad Arvind Venikar, Bubathi Muruganantham, Mugdha Vyankatesh Limaye, Bibhudatta Patnaik, Mark Andre Faulkner, Travis Vernon Spoone, Robert Edward Page, Antonio Romero Oruga
Filed: 27 Feb 23
Utility
Hybrid Arc Flash Mitigation System
7 Sep 23
A system including an arc flash sensor that detects an arc flash event and an arc flash mitigation device in communication with the sensor.
Xin Zhou, Brian E. Carlson, Brooke E. Lang, Robert P. Griffin
Filed: 16 May 23
Utility
Phase-selective Interruption for Three-phase Ac Circuits with Thomson Coil Actuated Switches and Breakers
7 Sep 23
A system and method for interrupting power in a three-phase power system interrupts power in the faulted phase and the next sequential phase at high speeds, while interrupting power in the remaining phase at a normal operation speed.
Steven Chen, Tyler Holp
Filed: 2 Mar 22
Utility
Coordinating Installation and Connection of a Motor Control Center Subunit Having Moveable Line Contacts
7 Sep 23
A system and method are provided for coordinating the installation and removal a motor control center subunit with the power connection and interruption thereof.
Robert A. Morris, Scott E. McPherren, Daniel J. Leeman
Filed: 25 Oct 22
Utility
Overcurrent detector
5 Sep 23
An overcurrent detector with an electric line and a sensor for monitoring an electric current in the line and outputting a measurement signal, and an integral-unit adapted to integrate an interval of consecutive values of the measurement signal and outputting an integrator-signal, the detector comprises a comparator unit for comparing a value of the integrator-signal with a threshold level and outputting a trigger signal, with the detector further comprises a threshold level determination unit, an input being connected to the sensor for receiving an actual measurement signal, and with an output being connected to the comparator unit, proving the comparator unit with the threshold level, and that the threshold level determination unit is adapted to determine the threshold level in dependence on the value of the actual measurement signal.
Wolfgang Hauer
Filed: 18 Nov 20
Utility
Current control apparatus
5 Sep 23
An apparatus for a load tap changer includes a first primary winding electrically connected to a first contact, the first contact configured to connect to one of a plurality of taps in a load tap changer; a second contact, the second contact configured to connect to one of the plurality of taps in the load tap changer; a magnetic core; and a control circuit including: a secondary winding configured to magnetically couple to the first primary winding and the magnetic core; and an electrical network electrically connected to the secondary winding, the electrical network being configured to prevent magnetic saturation of the magnetic core during switching of the first or second contact.
Jonathan Michael Schaar, Tiefu Zhao
Filed: 9 Dec 20
Utility
Automatic address generation for modular electronic devices
5 Sep 23
A system of electronic modules is described, along with a method of assigning addresses to the modules.
Marc Michael Guardiani
Filed: 24 Jul 20
Utility
Arc chute debris blocker
5 Sep 23
An arc chute assembly includes a first arc side and a second arc side opposite and spaced apart from the first arc side, each arc side including a first vertical edge, a second vertical edge, and a debris blocker component at the second vertical edge, where the debris blocker component is disposed proximate to the separable contacts and structured to contain debris generated during an interruption; and a plurality of arc plates disposed between the arc sides, the separable contacts disposed within the plurality of arc plates, each arc plate including a base and two legs each extending from the base and comprising a distal element proximate to the separable contacts, where each arc plate is structured to attract and quench an arc generated upon opening of the separable contacts associated with the interruption and the distal element is structured to accelerate the opening of the separable contacts.
Alexis Rodriguez Rodriguez, Guaroa De Jesus Vasquez Ortiz, Rolando Sthanison Mata Mordan
Filed: 12 Nov 21
Utility
Vacuum circuit interrupter with dual plate actuation
5 Sep 23
A circuit breaker includes a vacuum interrupter.
Asish Das, Santhosh Kumar Chamarajanagar Govinda Nayaka, Andrew L. Gottschalk, R. Michael Slepian, Jayaraman Muniyappan
Filed: 21 Apr 21
Utility
Direct driven latch for ultra-fast switch
5 Sep 23
A latching assembly for latching the moving conductor assembly of a circuit interrupter after an opening stroke includes a streamlined latch that omits components commonly prone to damage during latching operations in existing latching assemblies.
Andrew L. Gottschalk, Xin Zhou, Robert Michael Slepian, Santhosh Kumar Chamarajanagar Govinda Nayaka
Filed: 10 Jun 22
Utility
Circuit protector arc flash reduction system with parallel connected semiconductor switch
5 Sep 23
An arc flash mitigation system includes a main circuit protector such as a high amperage overcurrent protection fuse, and an arc flash mitigation network connected in parallel to the main circuit protector.
Michael Henricks
Filed: 21 Sep 21
Utility
Quick connect
5 Sep 23
An electrical connection assembly includes an electrical box including a housing having an internal surface defining an internal volume of the housing.
Shane Semple, Ronald Conroy, Joseph Platt, Prince Kumar Pandey, Himanshu G. Khokle, Gangadhar Mestri
Filed: 11 Feb 22
Utility
Synchronization of electrical power grids
5 Sep 23
Electrically connecting a first node of a first power grid to a second node of a second power grid includes: determining a phase angle of at least one phase of an AC voltage at the first node in the first power grid; determining a phase angle of at least one phase of an AC voltage at the second node in the second power grid; determining a phase angle metric based on comparing the phase angle of the AC voltage in the first power grid to the phase angle of the AC voltage in the second power grid; comparing the phase angle metric to a phase angle threshold; and if the phase angle metric is equal to or exceeds the phase angle threshold, controlling a dispatchable energy source in the first power grid in a P-Q control mode to adjust the phase angle of at least one phase of the AC voltage at the first node.
Vijay Bhavaraju, Souvik Chandra, Abrez Mondal, Yi Yang
Filed: 14 May 21
Utility
a System and Method Configured to Correlate Grip Pressure and Action Quality
31 Aug 23
A system and method configured to receive or obtain action quality data related to a user's action with a tool, such as a swing with a golf club, and corresponding pressure data related to the user's grip on the tool during the action.
Daniel ZUCCHETTO, Padhraig RYAN
Filed: 14 Dec 20
Utility
Splice Plate for Cable Tray Fitting
31 Aug 23
A fitting splice plate connects a cable tray fitting to a cable tray section.
Travis Cole Shelton
Filed: 8 May 23
Utility
Solid State Circuit Interrupter
31 Aug 23
A circuit interrupter including a current sensor having a normal sensor output and an over current detection output, a solid state switch module structured to have a closed state to allow current to flow through the circuit interrupter and an open state to interrupt current flowing through the circuit interrupter, a gate driver structured to control the solid state switch module including a desaturation function output, wherein the gate driver is structured to cause the solid state switch module to interrupt current flowing through the circuit interrupter when the DESAT function output changes to the on state, and an electronic trip circuit structured to output a trip signal to the gate driver when the normal sensor output reaches a first threshold level or the overcurrent detection output changes to the on state.
Xin Zhou, Brian E. Carlson, Yanjun Feng, Jianyang Liu, Michael Slepian, Andrew L. Gottschalk, Santhosh Kumar Chamarajanagar Govinda Nayaka
Filed: 14 Mar 23
Utility
Control of Power Resources Based on Battery State of Health and Operation Metrics
31 Aug 23
Control of power resources based on battery state of health (SoH) and operation metrics includes estimating a SoH of a particular battery using an end-of-life SOH value and a kWh warranty value from battery catalog data and a battery kWh from battery throughput data; estimating battery capacity using the estimated SoH and a rated battery capacity from the battery catalog data; and estimating an allowable monthly throughput using a month warranty value, the kWh warranty value, the battery kWh, and number of operating months.
Sumedh Shashikant Puradbhat, Pranavamoorthy Balasubramanian, Hossein Ghassempour Aghamolki
Filed: 28 Feb 22
Utility
High current, compact fusible disconnect switch with dual slider assembly and an actuator bias element
22 Aug 23
A fusible disconnect switch device is provided.
You Lu, Xuecheng Zhang, Robert S. Douglass
Filed: 6 Jul 21
Utility
Voltage regulation device that includes a converter for harmonic current compensation and reactive power management
22 Aug 23
A voltage regulation device includes: an input node configured to receive electrical power from an electrical power source; a primary winding electrically connected to the input node; an output node configured to provide electrical power to a load; a shunt winding electrically connected to the output node; a converter configured to provide a compensation current to the shunt winding; and a control system configured to: determine a harmonic compensation signal based on harmonic frequency data; determine a reactive power compensation signal based on a reactive power set point; and control the converter based on the determined harmonic compensation signal and the determined reactive power compensation signal to produce the output compensation signal.
Hossein Ghassempour Aghamolki, Wei Ren, Swaroop Gajare
Filed: 15 Jul 21
Utility
Composite luminaire
22 Aug 23
A luminaire includes a core made up of a first material and an LED lighting arrangement mounted to the core.
Jeremy M. Santiago Baerga
Filed: 21 Apr 22