1081 patents
Page 4 of 55
Utility
Hydrogen Fuel System for Aircraft
26 Oct 23
A hydrogen fuel system for an aircraft is configured to provide hydrogen fuel to the engines for propulsion.
Subrata Sarkar
Filed: 21 Apr 23
Utility
Thermally Managed Hazardous Location Led Light Fixture, Assembly and Methods without Utilizing Heat Sinks
26 Oct 23
An LED light fixture for a hazardous location includes an axially elongated enclosure fabricated from a polymer material, at least one axially elongated linear light emitting diode (LED) module mounted in the enclosure, and an LED driver module mounted in the housing that operates the at least one linear light emitting diode.
Yang Yang, Srinath K. Aanegola, Peihuan Liu
Filed: 20 Mar 23
Utility
Hybrid Switch for Substation and Other Applications and Methods of Operating Same
26 Oct 23
An apparatus includes a mechanical switch and a solid-state switch, such as a diamond switch or antiparallel-connected thyristor pair, coupled in series between an AC source and the load, such as a substation input transformer.
Eddie Wilkie, Geraldo Nojima
Filed: 27 Jun 23
Utility
Annunciating or Power Vending Circuit Breaker for an Electric Load
19 Oct 23
A circuit breaker for an electric load includes first and second terminals; a number of first separable contacts each electrically connected between one of the first terminals and one of the second terminals; a first mechanism to open, close or trip open the first contacts; a number of second separable contacts each electrically connected in series with a corresponding one of the first contacts; a second mechanism to open or close the second contacts; a processor to cause the second mechanism to open or close the second contacts, annunciate through one of the second terminals a power circuit electrical parameter for the electric load, receive from a number of the second terminals a confirmation from or on behalf of the electric load to cause the second mechanism to close the second contacts, and determine a fault state operatively associated with current flowing through the second contacts.
RONALD L. THOMPSON, JASON-DAVID NITZBERG, DAVID AUSTIN ELDRIDGE, BRANDON J. ROGERS
Filed: 9 Jun 23
Utility
Mobile Application with Combined Breaker and Relay
19 Oct 23
A mobile application includes a breaker/relay that includes a plurality of fixed contacts electrically coupled to a power bus, a plurality of corresponding moveable contacts that are selectively electrically coupled to the plurality of fixed contacts, allowing power flow through the power bus when electrically coupled to the fixed contacts and preventing power flow when not electrically coupled, an armature operationally coupled to at least one of the moveable contacts, such that the armature prevents electrical coupling between the at least one of the moveable contacts and the corresponding one of the fixed contacts when in a first position and allows electrical coupling when in a second position, a first biasing member biasing the armature into the first position or the second position; and an arc suppression assembly structured to guide and disperse an opening arc between each of the plurality of moveable contacts and the corresponding fixed contacts.
Brandon William Fisher
Filed: 26 Jun 23
Utility
Shunt Trip Circuit Interrupter
12 Oct 23
A Shunt Trip Circuit Interrupter is to be installed within an electrical panel and includes a number of sets of separable contacts, a housing, an operating mechanism structured to move each set of separable contacts between at least an ON condition and an OFF condition, and a tripping mechanism situated within an interior of the housing and including an electronic circuit, a solenoid electrically connected with the electronic circuit, and a wire electrically connected with the electronic circuit and extending between the electronic circuit and an exterior of the housing, the wire being structured to be electrically connected with a switch system having at least one of a manual switch and an electronic switch that, when actuated, actuates the solenoid that engages the operating mechanism which moves each set of separable contacts from the ON condition to the OFF condition.
Ruben Gamaliel Herrera Ortiz, Evelyn Patricia Baez Lorenzo, Ramon Alexander Perez Suarez, Glennys Johanny De Jesus Reyes, Luis Jose Ynfante Peña
Filed: 7 Apr 22
Utility
Bushing and Cable Gland Including Bushing
12 Oct 23
A cable gland includes a bushing.
Himanshu Khokle, Prince Kumar Pandey, Gangadhar Mestri, Jayram Desai, Sujit Prabhakar Tarade, Vinayak Manohar Chavan, Umakant Patil
Filed: 13 Jun 23
Utility
Motor Voltage Synthesis In Reduced Voltage Soft Starters and Motor Starters Employing the Same
12 Oct 23
A reduced voltage soft starter (RVSS) includes a switching circuit configured to selectively couple an AC power source to a motor and a control circuit configured to sense a line voltage provided to the switching circuit to produce a first voltage signal, to sense a current of the motor to generate a current signal and to generate a second voltage signal representative of a voltage of the motor responsive to the first voltage signal and the current signal.
Stan Rex Simms
Filed: 8 Apr 22
Utility
Air Conditioning Predictive Power Management System and Method
5 Oct 23
A system and method for managing a distributed energy resource (DER) within an indoor structure, the method including receiving a time window, receiving a power consumption limit, measuring an outdoor temperature, determining an indoor temperature of the indoor structure based at least on the measured outdoor temperature, the received power consumption limit, and the received time window, determining a minimum time of operation of the DER so that a power consumption of the DER is equal to or below the received power consumption limit during the received time window without compromising the quality of service controlled by the DER.
Mohd Azrin Mohd Zulkefli, Souvik Chandra, Chaitanya Ashok Baone
Filed: 29 Mar 23
Utility
Control of an Electric Water Heater Based on a Two-mass Model
5 Oct 23
Control of an electric water heater based on a two-mass model may be provided.
Souvik Chandra, Mohd Azrin Mohd Zulkefli, Arun Sukumaran Nair, Roger Alexander, Roger Rognli, Joseph E. Childs
Filed: 30 Mar 23
Utility
Grid Control
5 Oct 23
Power grid management systems and methods include determining a power reference, and sending a first message from a first controller to each of a plurality of second controllers based on the power reference.
Mohd Azrin Mohd Zulkefli, Arun SUKUMARAN NAIR, Yi Yang, Souvik Chandra, Roger ALEXANDER
Filed: 31 Mar 23
Utility
Safety Devices, Systems, and Methods for Monitoring Tools In Connection with Hazardous Environments
5 Oct 23
A safety system for managing a plurality of tools is provided.
Sangram Pawar
Filed: 1 Apr 22
Utility
Bracket for Holding the Inductor
5 Oct 23
The present application provides a bracket for holding an inductor, which inductor comprises a toroidal magnetic core including a first axis and a coil including a plurality of wires wound onto the toroidal magnetic core.
PINGCHANG LIN, JINDI LIU, JIAN WEI
Filed: 28 Mar 23
Utility
System and Method for Distributed Communications and Control for Electric Utility Grid
5 Oct 23
A system of communicating data to and between a client device in a residence and a utility network is provided.
Roger Alexander
Filed: 31 Mar 23
Utility
OFFLINE UNINTERRUPTIBLE POWER SUPPLIES (UPSs) AND RELATED DESIGN OF ENERGY (DOE) MODE FAILURE DETECTION METHODS
28 Sep 23
An offline uninterruptible power supply (UPS) is provided, including: a transformer, configured to output a utility power voltage to a load; a bidirectional converter, configured to convert alternating current from the transformer into direct current to charge a rechargeable battery, and convert direct current from the rechargeable battery into alternating current to be outputted to the transformer; and a control unit, configured to control operation of the offline UPS, where when the utility power voltage is within a normal range and the rechargeable battery is fully charged, the offline UPS enters a design of energy (DOE) mode, in the DOE mode, the transformer and the bidirectional converter are turned off, and in the DOE mode, the control unit is configured to detect a voltage of the rechargeable battery, and calculate a slope of decrease in the voltage of the rechargeable battery, and when the slope of decrease in the voltage is greater than a preset first threshold, the control unit controls the offline UPS to delete the DOE mode.
HEYI XU, KAIXIN CHEN
Filed: 20 Mar 23
Utility
Uninterruptible Power Supply
28 Sep 23
The disclosure provides an uninterruptible power supply, including: an alternating current input terminal, configured to connect to mains electricity; an alternating current output terminal, configured to connect to a load; a rectifier and an inverter sequentially connected between the alternating current input terminal and the alternating current output terminal, where direct current buses are connected between the rectifier and the inverter; a capacitive element, connected between a positive electrode and a negative electrode of the direct current buses; a rechargeable battery and a bidirectional DC/DC converter, where the bidirectional DC/DC converter is connected between the rechargeable battery and the direct current buses; and a direct current bus charging and discharging module that includes a switch assembly and at least one resistor, the switch assembly including a discharging switch and at least one charging switch, where the at least one charging switch is configured to enable a power-supply source to precharge the direct current buses via the at least one resistor, and the discharging switch is configured to discharge, independently or in cooperation with the at least one charging switch, the direct current buses via the at least one resistor.
ZHIMIN SHEN, YANREN CHEN, JUN YANG
Filed: 22 Mar 23
Utility
Electric Motor with Internal Brake Assembly
28 Sep 23
An electric motor-brake assembly includes a housing within which a rotor assembly, a stator assembly, and a brake assembly are disposed.
Daniel Henry Roberts
Filed: 23 Mar 23
Utility
Customized Electric Vehicle Charger
21 Sep 23
An electric vehicle (EV) charger includes a disconnect switch assembly including an EV connector structured to be inserted into a power receptacle for an EV, an EV charging cord coupled to the EV connector, and a disconnect switch box including a disconnect switch structured to connect or disconnect power supply to the EV and a terminal block structured to connect communications lines, where the disconnect switch box is structured to be installed at a charging space for the EV; and an EV circuit breaker charger couplable to the disconnect switch box via a separate EV charging cord and structured to be inserted within a panelboard remotely located from the charging space, the EV circuit breaker charger including a circuit interrupter structured to interrupt current from flowing to the EV in an event of fault, an EV charger structured to supply power to the EV, and a communications component structured to communicate with the EV via the communications lines.
Mitchel A. Simmons, Saivaraprasad Murahari, Advait Madhusudan Katarki
Filed: 15 Mar 22
Utility
Non-contact Aircraft Fuel Tank Gauging System and Method
21 Sep 23
A measurement system and method for liquid quantity in a receptable, the measurement system including a plurality of sensor units at various locations of the receptacle, the receptable including the liquid therein, each of the plurality of sensor units being on an outside surface of the receptacle, a data receiver coupled to the plurality of sensor units via one or more connectors and configured to receive measurements from the plurality of sensor units via the one or more connectors, and a processor coupled to the data receiver and configured to convert the received measurements from the plurality of sensor units to a measured quantity of liquid inside the receptable.
Sandip Balasaheb GAIKWAD, Ranjit Dinkar PATIL, Michael OLSZTYN, Graham Peter BAKER
Filed: 16 Mar 23
Utility
Aircraft Fuel Tank Inerting System
21 Sep 23
An aircraft fuel tank inerting system may include at least one fuel tank, at least one surge tank, an inert air assembly, at least one fluid valve connected to the at least one fuel tank, the at least one surge tank, and the inert air assembly, and/or an electronic control unit.
Stephen E. Sipprell
Filed: 15 Mar 23