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Method for opportunistically balancing charge between battery cells
Systems and methods for balancing battery cells of a battery pack are disclosed. In one example, a charge imbalance is determined while battery cells operate in...
Apparatus and method for altering the properties of a battery by
processing through the application of a...
A system and method for altering the properties of a battery by exposure of the battery to a magnetic field is described herein. The method comprises generating...
Power providing equipment, mobile device, operating method of mobile
An operating method includes receiving a wireless power signal from a power providing equipment; and transmitting an encoded ID to the power providing...
Wireless power transmission apparatus
Disclosed is a wireless power transmission apparatus. The wireless power transmission apparatus includes a mounting member, an upper transmission coil on the...
Wireless energy transfer
Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a...
Wireless non-radiative energy transfer
Described herein are embodiments of a source high-Q resonator, optionally coupled to an energy source, a second high-Q resonator, optionally coupled to an...
Energy conveyance device
Devices and methods for conveying energy through a watertight enclosure can include placing at least one means for converting electrical energy into vibrational...
Combined power supply and input/output system with boost capability
A combined power and input/output system for an electronic device includes a host system; a target system operably coupled to the host system via a combined...
Power supply device, method for controlling the power supply device, and
Provided are a power supply device capable of producing a highly-accurate supply voltage at low power consumption, a method for controlling the power supply...
Method for efficiency-driven operation of dispatchable sources and storage
units in energy systems
The invention is directed to a method or management system which 1) dispatches high efficiency generators first, 2) charges/discharges energy storage units in a...
Wind turbine generator controller responsive to grid frequency change
A wind turbine generator park (1) for supplying power to a power system (37), the park having an assigned first droop response characteristic for use in...
System and method for controlling a dual-fed induction generator in
response to high-voltage grid events
In one aspect, a method for controlling a dual-fed induction generator (DFIG) during a high-voltage grid event is provided. The method includes setting, by a...
Method for use of static inverters in variable energy generation
A method to collect energy from generation systems such as, for example, wind farms or solar farms with widely distributed energy-generation equipment. In some...
Power regulating system for solar power station
The invention relates to a system for the dynamic regulation of a regenerative energy generation installation comprising a plurality of energy generation units....
Method and system for control power in remote DC power systems
A method and system for a control power supply system is provided. The control power supply system includes a first conductor configured to carry a direct...
Method, apparatus and system for suppressing low frequency oscillation in
A method, apparatus and system for suppressing low frequency oscillation in a power system. The method includes determining a system transfer function of an...
Surge suppression system for medium and high voltage
A system of surge suppressor units is connected at multiple locations on a power transmission and distribution grid to provide grid level protection against...
Converter station power set point analysis system and method
Converter stations have real and reactive power set points initially determined as part of a main loadflow analysis routinely performed on the AC power system...
Adaptive demand response based on distributed load control
Adaptive demand response based on distributed load control may be provided. A demand response request indicative of a demand response event for an area may be...
Method and system for power management in substations
Power management systems and methods are disclosed for a plant electrical network using plurality of controllers configured for power management such that a...
System and method for controlling an electricity supply
A system for controlling an electricity supply to a load comprises at least one battery for storing energy. The system also comprises a controller for...
Method and apparatus for reactive power capable inverters
A system, method, and apparatus for converting DC input power to AC output power, including a DC-AC inverter employing: a first feedback loop for determining a...
Current distribution apparatus
A current distribution apparatus comprising a common current source arranged to deliver an input current into a plurality of branches such that the input...
Electro-optic terminal protection system with matching stub
Apparatus for protecting a device from transients. The apparatus includes a switching network and a transmission line electrically connecting an input to an...
Electrostatic discharge protection circuitry with reduced capacitance
Integrated circuits with electrostatic discharge (ESD) protection circuitry are provided. Integrated circuits may include input-output pins that are coupled to...
Controlling a thermally sensitive over-current protector
A method for controlling a thermally sensitive over-current protector is described. A battery current is monitored. It is then determined whether or not the...
Protection and control system, protection and control device, and merging
A protection and control system includes a first merging unit which obtains an electric variable from a transformer, and digitally converts the obtained...
Electrical or electronic safety circuit
A time triggered crowbar, which is so embodied that it monitors the on-time of at least one downstream electronic component and the period of clocking and...
Protection circuit for electronic system
Damages to the rectifying MOSFET in the secondary side of voltage converters are reduced or eliminated by inserting intermediary steps between detecting a...
Circuit breaking arrangement
A circuit breaking arrangement is disclosed, which is adapted to be coupled to a transmission line arranged to carry direct current for controllably effecting...
DC current interruption system able to open a DC line with inductive
The invention pertains to a DC current interruption system able to open a DC line with inductive behavior, comprising a primary mechanical breaker (S0), a...
Manual reset ground fault circuit interruptor (GFCI) with a quick connect
A Ground Fault Circuit Interrupter (GFCI) interrupts the flow of current through a pair of lines extending between a source of power and a load. The GFCI...
Method, circuit breaker and switching unit for switching off high-voltage
A high voltage DC circuit breaker includes a semiconductor switching assembly in series with a mechanical switch. When the semiconductor switching assembly is...
Cable enclosure systems, plugs and methods for using the same
An enclosure system for receiving a cable includes an enclosure having an inner chamber and an open position exposing the inner chamber and a closed position...
Method for detection of charge originating from lightning
The invention relates to a detection apparatus of a wind turbine wherein said wind turbine comprises a down-conducting system arranged to conduct current...
Optimized current bus
A current bus that includes an opening that extends from one side of the current bus to an opposing side of the current bus. The opening changes in size as the...
Electrical box cover
An electrical box cover including a body for securing a plurality of electrical connections therein, a cover having a door, the door having a first end with at...
Electrical power transmission system and method
A power carrier transmits an electrical current to and from a load. The carrier has a set of wires carrying electricity in parallel to the load and another set...
Multi-function wire stripping hand tool and kit and method for using same
A multi-function wire stripping band tool generally for electricians that has a wire stripping system for a controlled cut and strip of the insulation from a...
Passive arc protection for main breaker line side power conductors
In a switchgear cabinet, the line side power conductors upstream of the main breaker are surrounded with arc attenuating/extinguishing channels and protective...
Vertical-mount electrical power distribution plugstrip
A vertical-mount electrical power distribution plugstrip comprises a long, thin plugstrip body with several power outlet plugs distributed along the length of...
A subsea switchgear is provided. The subsea switchgear includes a first power input for receiving electric power from a power source and a second power input...
Breaker-operated electrical connection shutter for panelboards
Method and apparatus for minimizing exposure to live parts in the panelboard allow safe insertion and removal of a circuit breaker from the panelboard. The...
Spark plug for an internal combustion engine
Spark plug for an internal combustion engine, having a center electrode and a ground electrode arranged in radial direction around the center electrode, wherein...
Monolithic integrated photonics with lateral bipolar and BiCMOS
After forming a first trench extending through a top semiconductor layer and a buried insulator layer and into a handle substrate of a ...
Semiconductor laser light source
A sub-mount includes a sub-mount substrate, an Au layer placed above the sub-mount substrate, a barrier layer which is placed on the Au layer and has a barrier...
Quantum dot SOA-silicon external cavity multi-wavelength laser
A hybrid external cavity multi-wavelength laser using a QD RSOA and a silicon photonics chip is demonstrated. Four lasing modes at 2 nm spacing and less than 3...
Method for controlling wavelength-tunable laser
The method for controlling a wavelength-tunable laser comprises a first step of acquiring a driving condition of the wavelength-tunable laser for laser...
Multi-emitter diode laser package
A laser diode assembly contains a plurality of laser diode chips packaged closely in a row. Each laser diode chip is bonded on both P-side and N-side to first...
Method of producing a semiconductor laser element, and semiconductor laser
A method of producing a semiconductor laser element includes A) providing at least one carrier assemblage having a multiplicity of carriers for the ...