143 patents
Page 2 of 8
Utility
Transformer helix winding production
23 May 23
Methods and apparatus for producing helix windings used for a transformer are provided.
Michael J. Harrison
Filed: 3 Sep 21
Utility
Bootstrap Start-up Circuit for Microinverter
18 May 23
A microinverter is provided herein and comprises DC side MOSFETs connected to an input side of the microinverter, AC side MOSFETs connected to an output of the microinverter, and a plurality of gate drivers connected to the AC side MOSFETs and configured to automatically drive the microinverter without a DC voltage being applied to the input side of the microinverter.
Michael J. HARRISON
Filed: 2 Nov 22
Utility
Apparatus and method for reactive power control
2 May 23
Apparatus and method for controlling reactive power.
Michael J. Harrison
Filed: 19 Jan 22
Utility
Capacity estimator for an energy generation and/or storage system
11 Apr 23
A method and apparatus for estimating capacity of a system including an energy generation system, an energy storage system or both.
Ayyapu Reddy Pallam, Sandeep Chandran, Rishabh Goel, Samuel Mattathil Joseph, Sumit Saraogi, Ashish Bansal, Jayant Somani, Badrinarayanan Kothandaraman, Ankit Prakash Gupta, Jan Spencer Rosen
Filed: 11 Apr 22
Utility
Predictive active filter for EMI attenuation
4 Apr 23
Methods and apparatus for reducing electromagnetic interference (EMI) in power conversion stage line filter are provided herein.
Brian Acker, Patrick L. Chapman, Martin Fornage
Filed: 9 Mar 21
Utility
Methods and apparatus for maintaining a power conversion system
21 Mar 23
Methods and apparatus are provided herein.
Nitish Mathur, Ashish Bansal, Sumit Saraogi, Rohit Harlalka, Karthik Lakshminarayanan, Ashok Kumar Balasubramaniam, Samuel Mattathil Joseph
Filed: 6 Nov 20
Utility
Resonant Parallel Triple Active Bridge Converter
16 Mar 23
A resonant parallel triple active bridge converter comprising a DC port configured to receive DC energy, an AC port configured to produce AC energy, and an AC line cycle energy storage port, coupled to both the DC port and the AC port, where the AC line cycle energy storage port comprises an energy storage device for storing energy during an energy conversion process.
MICHAEL J. HARRISON
Filed: 7 Sep 22
Utility
Autonomous charge balancing of distributed AC coupled batteries with droop offset
28 Feb 23
A method and apparatus for autonomous charge balancing of an energy storage device of the microgrid.
Donald Richard Zimmanck
Filed: 7 Jun 21
Utility
Method and apparatus for rapid shutdown of islandable inverters using open circuit detection
28 Feb 23
A method and apparatus for autonomous rapid shut-down of a power conditioner.
Donald Richard Zimmanck, John Scott Berdner
Filed: 15 Jun 21
Utility
Methods and apparatus for grid connectivity control
14 Feb 23
Methods and apparatus for grid connectivity control are provided herein.
Ashish Bansal, Sumit Saraogi, Rohit Harlalka, Karthik Lakshminarayanan, Manikandan Thirugnanasambandam Saingaravelu
Filed: 25 Nov 20
Utility
Active Electromagnetic Interference Cancellation Circuits
19 Jan 23
Methods and apparatus for active EMI cancellation in a switch mode power supply are provided herein.
Michael J. Harrison
Filed: 30 Jun 22
Utility
Driver for Bidirectional Fet Pair
5 Jan 23
A system for driving four-quadrant (4Q) switches of a power converter is provided herein and comprises a transformer driver module, a first gate driver module and a second gate driver module coupled to the transformer driver module via a first isolation transformer and a second isolation transformer, respectively, for receiving both switch signal information and power, and a first bidirectional switch and a second bidirectional switch coupled to the first gate driver module and the second gate driver module and to one another for driving the first bidirectional switch and the second bidirectional switch based on the switch signal information.
Tomasz Janusz Kotula, Patrick Lyle Chapman, Martin Fornage
Filed: 22 Jun 22
Utility
Gallium Nitride Bi-directional High Electron Mobility Transistor In Switched Mode Power Converter Applications
29 Dec 22
A switched mode power converter is provided herein and comprises a cycloconverter comprising a plurality of switches, wherein each switch of the plurality of switches is a native four quadrant bi-directional switch with a common drift region configured to allow current flow in a first direction from a first source terminal to second source terminal and in a second direction from the second source terminal to the first direction.
Michael J. Harrison
Filed: 16 Jun 22
Utility
Gallium Nitride Bi-directional High Electron Mobility Transistor Substrate Voltage Management Circuit
29 Dec 22
Apparatus for performing substrate voltage management is provided herein and comprises an active substrate voltage management circuit configured to be coupled to a substrate of a bidirectional gallium nitride high electron mobility transistor comprising a first source and a second source.
MICHAEL J. HARRISON, Christiaan Johannes van Antwerpen, Patrick Lyle Chapman
Filed: 22 Jun 22
Utility
Method and apparatus for tertiary control of microgrids with integrated over-current protection
27 Dec 22
A method and apparatus for tertiary control with over-current protection.
Donald Richard Zimmanck
Filed: 28 Oct 20
Utility
Distributed energy conversion systems
13 Dec 22
A distributed energy conversion system may include one or more DC power sources and two or more inverters to convert DC power from the power sources to AC power.
Ravindranath Naiknaware, Triet Tu Le, Terri Fiez, Kartikeya Mayaram
Filed: 22 Feb 17
Utility
Resilient mounting assembly for photovoltaic modules
29 Nov 22
An apparatus and system for flexibly mounting a power module to a photovoltaic (PV) module.
Anthony Charles Martin, Martin Fornage, Ho Gene Choi
Filed: 24 Aug 15
Utility
Automated roof surface measurement from combined aerial LiDAR data and imagery
29 Nov 22
Systems and methods for automatically generating a 3D model of a roof of a building are provided.
Lennie Moreno, Maxime Fafard, Elise Epaillard, Jason Wiener, Walid Masoudimansour, Jean-Daniel Bussières, Benoît Debaque, Jaden Travnik
Filed: 18 Jan 19
Utility
Voltage and current management in three-phase interconnected power systems using positive and negative sequence secondary control
22 Nov 22
A method and apparatus for secondary control in a power network.
Donald Richard Zimmanck
Filed: 28 Oct 20
Utility
Bulkhead interface and cable connector
15 Nov 22
An AC trunk cable assembly and a system for coupling AC power to a power grid.
Ryan Linderman
Filed: 31 Aug 20