Abstract: A cable end connector and the method of making the same are disclosed. The connector includes a first contact module, a second contact module, a central grounding unit, a grounding means, and a shielding shell electrically connecting with the grounding means. The first contact module includes first contacts and a first insulator retaining the first contacts. The first insulator has a first tongue section and a first assembling section. The second contact module includes second contacts and a second insulator retaining the second contacts. The second insulator has a second tongue section and a second assembling section. The shielding shell has a front shell and a rear shell partially overlapped on the front shell. The front shell substantially encloses the first and the second tongue sections of the first and the second contact modules, the central grounding unit and the grounding means. The rear shell covers the first and the second assembling sections of the first and the second contact modules.

Abstract: A housing slice for forming a modular housing for mounting an electrical component on a grounding rail carries a grounding member for grounding the electrical component to the grounding rail. The grounding member extends outside of the housing slice but does not extend beyond the sides of the housing slice to permit side-by-side stacking of the housing slice carrying the grounding member with other housing slices with or without grounding members.

Abstract: A card holding member able to be inserted into a card connector via an insertion slot in an outer member and able to hold a card equipped with terminal members, the card holding member comprising a card accommodating portion able to accommodate the card, a connecting base portion connected to the card accommodating portion, a movable sleeve mounted on the connecting base portion slidably in the insertion and ejection directions of the card holding member, a first sealing member forming a seal between the connecting base portion and the movable sleeve, and a second sealing member forming a seal between the insertion slot and the movable sleeve. The use of the two sealing members helps to absorb displacement of the card holding member in case of misalignment between the card connector and the insertion slot.

Abstract: [Object] To provide a common plug for AC/DC which can easily prevent erroneous insertion into a plug receptacle. [Solution] Provided is a common plug for AC/DC including at least one pair of connection terminals. At least one connection terminal of the at least one pair of connection terminals is able to rotate around an axis of an insertion direction into a socket so as to have a first state in a case where the connection terminal is inserted into a socket for supplying AC power and a second state in a case where the connection terminal is inserted into a socket for supplying DC power, the second state being different from the first state.

Abstract: A protective arrangement for an electronic device includes a flexible cover having a panel and a skirt that form an interior cavity to receive an electronic device; and an adapter fixedly positioned in the flexible cover and having a male plug with connectors extending into the interior cavity of the flexible cover for mating with a female socket of the device and a contactor with contacts adjacent outwardly from the flexible cover and electrically coupled to one or more of the connectors of the plug. A docking cradle or external adapter can receive the electronic device and cover. A docking cradle may have a movable arm.

Abstract: A terminal unit has a terminal unit body, a first terminal connector located adjacent a first opening in the terminal unit body for connection of a first conductor passing through the first opening, and a second terminal connector located adjacent a second opening in the terminal unit body for connection of a second conductor passing through the second opening. The first terminal connector conductor terminates internally of the terminal unit at a first link connection point, and the second terminal connector conductor terminates internally of the terminal unit at a second link connection point. The first and second link connection points are accessible via a link opening in the terminal unit body and a removable link comprising a link conductor and a link handle is removably insertable into the link opening.

Abstract: Apparatuses and processes associated with a dual in-line memory module (DIMM) adaptor card. Specifically, the DIMM adaptor card may be configured to removeably couple with a slot of a printed circuit board (PCB). The DIMM adaptor card may further be configured to removeably couple with a first DIMM and a second DIMM. Other embodiments may be described and/or claimed.

Abstract: A commutator is formed by providing an electrically insulating commutator body. First and second areas are defined on the commutator body covering a brush contact surface in an alternating manner. At least the surfaces of the first areas are formed of laser direct structured material. The first areas are treated by a laser to form metal particle layers. Conductive layers are formed on the metal particle layers by a plating process to form commutator segments. Terminals are connected to the conductive layers for connecting the commutator to rotor windings.

Abstract: A method produces a brush for a commutator motor, in particularly for a motor vehicle fan, for electrically contacting a connected contact lead to a commutator via a spring-loaded contact with a commutator. Accordingly, a brush material, particularly carbon dust, is poured into a cuboid matrix and compressed by a plunger in a contact direction for forming the brush.

Abstract: A terminal connecting method including: removing a insulation film by a predetermined length from one end of a litz wire; inserting to a pressure fixing part a terminal part of the litz wire; compressing a first portion of the pressure fixing part with a first compression force to cause plastic deformation of an entirety of the pressure fixing part, and to temporarily fix the terminal part of the litz wire to the pressure fixing part; compressing a second portion of the pressure fixing part with a second compression force greater than the first compression force to locally cause plastic deformation of the pressure fixing part and the litz wire, the second portion being a part of the first portion; and pouring molten solder from a front end side of the pressure fixing part to firmly fix the litz wire to the terminal metal fitting.

Abstract: A feeder device includes a feed finger and a lifting arm. The feed finger is mounted to and movable relative to the frame along a feed stroke in a feed direction and in an opposite return direction. The feed finger is pivotable towards and away from a feed object. The lifting arm is fixedly mounted to the frame. The feed finger moves relative to the lifting arm as the feed finger is moved along the feed stroke. The lifting arm has a deflectable tip engaging the feed finger. The deflectable tip is deflected as the feed finger is moved in the feed direction. The deflectable tip is un-deflected as the feed finger is moved in the return direction. The un-deflected tip engaging the feed finger and pivoting the feed finger away from the feed object as the feed finger is moved along the lifting arm in the return direction.

Abstract: Overmolded electrical plugs with integrated strain relief are disclosed. The strain relief may have multiple protrusions extending though the overmolded housing which are visible to users. The strain relief may employ a ratcheting mechanism which permanently secures the strain relief on the electrical power cord. The strain relief may be partially assembled in a pre-lock configuration on the electrical power cord where the strain relief may be positioned on the power cord, and then be further pressed to a locked configuration in which the is securely attached to the power cord. The strain relief is self-aligned on the electrical plug during an assembly process.

Abstract: A method and system for a dynamic keying system is disclosed. The method and system can include a male connector device having a first plurality of settings for one or more key features, and a female connector device having a second plurality of settings for one or more key features. The female connector device can be configured to operate in an initial mode in which it is configured to, in response to the introduction of the male connector device, correspond a first setting of the first plurality of settings to a second setting of the second plurality of settings. The female connector device can also be configured to operate in a subsequent mode, in which it can permit coupling with at least one male connector device having the first setting and consistently deny access to at least one male connector device having a third setting different than the first setting.

Abstract: There is provided a laser unit that may include: a master oscillator configured to output a linear-polarized laser light beam; a first polarization device disposed in a light path of the linear-polarized laser light beam and provided with a polarization axis substantially aligned with a polarization direction of the linearly-polarized incident laser light beam; a second polarization device disposed in the light path of the linear-polarized laser light beam and provided with a polarization axis substantially aligned with a direction of the polarization axis of the first polarization device; and a laser amplifier disposed between the first polarization device and the second polarization device in the light path of the linear-polarized laser light beam and including a pair of discharge electrodes disposed to oppose each other, an opposing direction of the pair of discharge electrodes being substantially aligned with the direction of the polarization axis of the first polarization device.

Abstract: Problem: to suppress the number of times complete gas replacement in a laser chamber. Solution: this excimer laser apparatus may include a gas supply unit, connected to a first receptacle that holds a first laser gas containing halogen gas and a second receptacle that holds a second laser gas having a lower halogen gas concentration than the first laser gas, that supplies the first laser gas and the second laser gas to the interior of the laser chamber. Then, gas pressure control in which the gas supply unit supplies the second laser gas to the interior of the laser chamber or a gas exhaust unit partially exhausts gas from within the laser chamber, and partial gas replacement control in which the gas supply unit supplies the first laser gas and the second laser gas to the interior of the laser chamber and the gas exhaust unit partially exhausts gas from within the laser chamber sequentially, may be selectively performed.

Abstract: A flash lamp pumped CTH:YAG resonating laser and method for operating the laser whereby the laser is capable of lasing at the 2097 nm wavelength. The method for operating at the 2097 nm wavelength include utilizing an output coupler with a lower reflectivity and minimizing the passive losses in the laser. The resulting laser is capable of operating with a lower intra-cavity energy density and increased output energy, decreasing the probability of optical breakdown of the laser components when operated.

Abstract: The laser assembly includes a semiconductor with an active semiconductor region, a controllable oscillator for generating a periodic electric signal that is applied to the semiconductor laser to generate a surface acoustic wave in or near the active semiconductor region such that a diffraction grating structure is created in or near the active semiconductor region by the surface acoustic wave, an emission wavelength of the active semiconductor region being determined by a periodicity of the diffraction grating structure, wherein the controllable oscillator is configured to set a frequency of the periodic electric signal in accordance with a control signal, and a control circuit for generating the control signal for the controllable oscillator in such a manner that a shift of the emission wavelength from heating of the active semiconductor region during emission of the optical signal is at least partially compensated by an opposite shift of the emission wavelength from a change of the periodicity of the diffra

Abstract: A casing for a laser spark plug, in particular, of an internal combustion engine of a motor vehicle, or of a stationary engine; the casing including at least one casing part and a combustion chamber window joined to the casing part to form a seal at least regionally; characterized in that at least one sealing element, whose coefficient of thermal expansion at an operating temperature of the laser spark plug is greater than the coefficient of thermal expansion of the casing part at the operating temperature of the laser spark plug, is provided between the casing part and the combustion chamber window.

Abstract: A spark plug 1 includes a cylindrical housing, a cylindrical insulator, a center electrode, a terminal bracket, a ground electrode, and a resistor. The insulator is held on the inside of the housing. The center electrode 4 is held on the inside of the insulator, with a tip end being projected therefrom. The terminal bracket is held on the inside of the insulator, with a base end part and being projected therefrom. The ground electrode forms a spark discharge gap G between itself and the center electrode. The resistor contains carbon and is disposed on the inside of the insulator so as to be located between the center electrode 4 and the terminal bracket. In an axial direction X of the spark plug, the resistor has a higher carbon content in a first region positioned on a tip side, compared to a second region positioned on a base end side.

Abstract: A stab assembly includes at least one bus bar having and an elongated extension, and a number of line terminals including at least one twofold line terminal. The twofold line terminal has a plug-on portion having an engaging portion. The engaging portion substantially overlays and engages the elongated extension.

Abstract: A facility (1) processes multi-core cable (2) having a screening braid and/or foil sheathing, inner conductors (2a), and/or internal filler. The facility (1) includes stations (3, 5-10, 12) each for at least one respective processing step of cable stripping; the opening up, trimming, and folding back of any screening braid present; the removal of any foil present; and the removal of any internal filler present. A transport device transports cut-to-length cables to and from these stations (3, 5-10, 12). The transport system (13) connects stations (3, 5-10, 12). At least one control unit (17) may be provided, whereby all stations (3, 5-10, 12) may be automatically operated.

Abstract: A wire harness assembly includes a housing defining an interior volume which extends into the housing along an axis and also defines an outer surface having a retention protuberance extending outward therefrom. A seal is received within the interior volume and a wire extends through the seal into the interior volume. A seal includes skirt segments which extend from the seal retainer wall such that each of the skirt segments is positioned laterally to the outer surface and such that one of the skirt segments is a lock arm having a lock aperture which captures the retention protuberance therein, thereby retaining the seal retainer to the housing. A flex limiting strap joins the lock arm to an adjacent one of the skirt segments and limits the extent to which the lock arm flexes away from the axis.

Abstract: The invention described herein is a fire protection device in the form of an insert designed to be quickly installed in new or existing electrical boxes located in firewalls. This insert is comprised of a material designed to withstand high direct heat and serve as a barrier to the passage of direct heat or smoke and gases through firewalls rated under ASTM E-119. The insert features a flanged open end which overlaps any gaps between the existing electrical box and the wall. The back wall of the insert box may have either openings to permit wires to pass through to the electrical device or a plug-harness assembly which obviates the use of holes in the back of the insert box.

Abstract: A feedthrough for feeding signals through a panel having opposite sides includes first and second parts. The first part can include a first body configured to be disposed in a first portion of an opening in a panel, a first lumen disposed within the first body, and a first engagement area comprising a first contact area. The second part can include a second body configured to be disposed in a second portion of the opening in the panel, a second lumen disposed within the second body, and a second engagement area configured to engage the first contact area, wherein engaging the first contact area with the second engagement area causes deformation of the first part, the second part, or both to hold the first part and the second part within the opening such that the first lumen and the second lumen are disposed generally concentrically with each other.

Abstract: A supporting apparatus for a conductor, comprising a helical rod having a plurality of turns. The pitch between the turns varies along the length of the helical rod, from a region of longer pitch at an end of the helical rod to a region of shorter pitch along the rod.

Abstract: There is provided a protection circuit configured to indicate an overcurrent condition of a conductor conducting a load current, the protection circuit including a first current integrator and a second current integrator, each of the first and second integrators being configured to integrate an input voltage proportional to the load current, a summing amplifier configured to receive an offset voltage, to amplify a signal from the second integrator, and to generate a trip threshold based on the input voltage and the offset voltage, and a comparator configured to compare an output of the first current integrator and the trip threshold, and to generate a trip signal at a trip time when the trip threshold is equal to an output of the first integrator, the trip signal indicating an overcurrent condition.

Abstract: A power system includes main circuit interrupters each having a load output, feeder circuit interrupters, a number of tie circuit interrupters, and a circuit. The circuit is structured to block communication, at least when at least one of the tie circuit interrupters has an open state between a first and a second of the main circuit interrupters, of a zone selective interlocking output of one of the feeder circuit interrupters having a line input electrically connected to the load output of the first main circuit interrupter to a zone selective interlocking input of the second main circuit interrupter, and of a zone selective interlocking output of a different one of the feeder circuit interrupters having a line input electrically connected to the load output of the second main circuit interrupter to a zone selective interlocking input of the first main circuit interrupter.

Abstract: A pre-charge circuit is disclosed for a vehicle including a battery and a load. The pre-charge circuit includes a time delay circuit configured to, in response to receiving power from the battery, generate a first voltage. The first voltage increases from a first value toward a second value. The pre-charge circuit includes a switch control circuit configured to, in response to the first voltage, provide a second voltage that follows the first voltage. The pre-charge circuit includes a switching circuit configured to selectively connect the battery to the load based on the second voltage and disconnect the load from the battery in response to the second voltage reaching a predetermined threshold value. The pre-charge circuit includes an output circuit configured to restrict an amount of power and inrush current that is provided from the battery to the load through the switching circuit.

Abstract: A power distribution monitoring system is provided that can include a number of features. The system can include a plurality of power line sensing devices configured to attach to individual conductors on a power grid distribution network. The sensing devices can be configured to measure and monitor, among other things, current and electric-field on the conductors. The system can further include one or more arc shields positioned near the sensing devices and configured to prevent damage to the conductor or sensing device in the event of a traveling arc. Methods of installing and protecting the system are also discussed.

Abstract: A transient voltage suppressor (TVS) apparatus includes a plurality of input/output (I/O) pins, a plurality of ground pins, and a substrate. The substrate includes a plurality of division parts and a carrier part. The carrier part carries a chip. The division parts are disposed between each of the I/O pins and the ground pins. The chip is electrically connected to the I/O pins and the ground pins, and the division parts are electrically insulated from the I/O pins and the ground pins.

Abstract: Apparatus and methods for electrostatic discharge (ESD) protection of radio frequency circuits are provided. In certain configurations, an ESD protection circuit includes two or more pairs of field effect transistors (FETs) electrically connected in series between a radio frequency signal pin and a radio frequency ground pin. Each of the two or more pairs of FETs includes a negative ESD protection FET for providing protection from negative polarity ESD events and a positive ESD protection FET for providing protection from positive polarity ESD events. The source and gate of the negative ESD protection FET are electrically connected to one another, and the source and gate of the positive ESD protection FET are electrically connected to one another. Additionally, the drains of the negative and positive ESD protection FETs are electrically connected to one another. The ESD protection circuit exhibits a relatively low capacitance and flat capacitance versus voltage characteristic.

Abstract: A power supply system offshore plant comprises: a generator; an AC/DC converter converting, AC generated from the generator into DC to supply the direct current to a DC bus; a power load connected to the DC bus to generate regenerative power; a first power storage unit for storing power when a voltage of the DC bus is maintained at a level of a first threshold value or higher for a first time period, and supplying the stored power to the DC bus when the voltage of the DC bus is maintained at a level of a second threshold value or lower for a second time period; and a first resistance unit for consuming power when the voltage of the DC bus is maintained at the level of the first threshold value or higher for a third time period. The third time period is longer than the first time period.

Abstract: The control circuit includes first and second primary terminals for connection to a DC network, a secondary terminal connected in series between the first and second primary terminals and at least one auxiliary energy conversion element and an auxiliary terminal. The first and second primary terminals have a plurality of modules and a plurality of primary energy conversion elements connected in series therebetween to define a current transmission path, each module including at least one energy storage device, each energy storage device being selectively removable from the current transmission path.

Abstract: A power supply circuit coupled to a power source for providing electronic energy to a workload includes a first switch, a control circuit, a first diode, and a backup power, in which the input of the first switch is coupled to the power source, the output of the first switch is coupled to the workload, the control circuit is coupled to the control terminal of the first switch for determining the state of the power source, the anode of the first diode is coupled to the power source, the cathode of the first diode is coupled to the first terminal of the backup power, the first terminal of the backup power is further coupled to the workload, when the control circuit determines that the power source is in a power-off state, a control signal is applied to the control terminal of the first switch to turn off the first switch.

Abstract: An energy store for a photovoltaic system has: a first capacity range which is provided for feeding into the power grid; a second capacity range which is provided for internal consumption and feeding into the power grid; and a third capacity range which is provided for feeding into the power grid.

Abstract: A demand side electric power supply management system is disclosed. The system comprises an islanded power system having a point of coupling to a supply grid. The islanded power system supplies a plurality of electric loads, each of which is associated with a load controller to control the maximum power demanded by that load. A measuring means associated with the point of coupling measures the total power transfer between the grid and the islanded system, and a system controller monitors the measured power transfer relative to a set point and provides a control signal to a plurality of load controllers. Each load controller receives substantially the same control signal and determines the maximum power which each load associated with the load controller is allowed to draw from the islanded power system based on information contained in the control signal.

Abstract: Node controllers and power distribution networks in accordance with embodiments of the invention enable distributed power control. One embodiment includes a node controller including a distributed power control application; a plurality of node operating parameters describing the operating parameter of a node and a set of at least one node selected from the group consisting of an ancestor node and at least one child node; wherein send node operating parameters to nodes in the set of at least one node; receive operating parameters from the nodes in the set of at least one node; calculate a plurality of updated node operating parameters using an iterative process to determine the updated node operating parameters using the node operating parameters that describe the operating parameters of the node and the set of at least one node, where the iterative process involves evaluation of a closed form solution; and adjust node operating parameters.

Abstract: A load controller is connected with a residential electric load to regulate electric power drawn by the load from a residential a.c. electric power distribution system via power input terminals of the load. A voltmeter is connected to measure voltage at the power input terminals, and an ammeter is connected to measure electric current at the power input terminals. A microprocessor or microcontroller is programmed to compute a source impedance of the power distribution system as seen from the power input terminals using measured voltage and electric current at the power input terminals. The source impedance may be computed by determining an equivalent source voltage as equal to measured voltage at the power input terminals when the electric current at the power input terminals is zero, and computing the source impedance from measured non-zero electric current at the power input terminals in combination with at least the equivalent source voltage.

Abstract: A transfer switch including a lockout-tagout assembly and lockout-tagout method are provided. An example method includes a latch of a transfer switch actuating a first switch, wherein actuating the first switch sends an inhibit signal to an electronic controller of the transfer switch. The example method further includes the latch actuating a second switch, wherein actuating the second switch opens operator cutoff thereby preventing function of an operator assembly of the transfer switch. Still further, the example method includes, after the latch actuating the first switch and the second switch, locking the latch so as to mechanically prevent the source contact from closing.

Abstract: This document relates to electricity management using modulated waveforms. One example modulates electricity to obtain modulated electricity having at least two different alternating current frequencies including a first alternating current frequency and a second alternating current frequency. The example delivers the modulated electrical power having the at least two different alternating current frequencies to multiple different electrical devices, including a first electrical device configured to utilize the first alternating current frequency and a second electrical device configured to utilize the second alternating current frequency. The modulated electricity can be delivered at least partly over an electrical line shared by the first electrical device and the second electrical device.

Abstract: Various embodiments of the invention include a system including: at least one computing device operably connected with a location on a power grid, the at least one computing device configured to control a power factor at the location on the power grid by performing actions including: determining a phase angle at the location on the power grid in degrees; converting the phase angle to radians from degrees; determining a reactive power exported at the location on the power grid based upon the phase angle in radians and an exported mega-watt measurement at the location on the power grid; and determining the power factor at the location on the power grid based upon the phase angle in radians and the reactive power exported at the location on the power grid.

Abstract: An energy storage system is provided with one or more local energy storage systems and a procedure to operate such an energy storage system. The local energy storage systems are connected to a non-local power supply grid and/or one or more local power supply grids each compromising at least one local control unit, which is intended at least for control of the respective energy storage system for localized regulating and system tasks (LRS) for the one or more respective local power supply grids. The energy storage system furthermore comprises a central control unit connected via the communication network to the respective local control units, which is intended for control (SNL) of absorbing (En) and emitting (Ep) energy of the one or more local energy storage systems to the non-local power supply grid, with the central control unit being equipped to dispose of all portions of the local storage capacities (LSKg).

Abstract: Provided is a Battery Energy Storage System (BESS) management device for managing a BESS for receiving and charging electrical energy and supplying the electrical energy to a DC/AC converter by discharging the charged electrical energy in a power supply system. The BESS management device includes a measurement unit configured to measure State of Charges (SOCs) of a plurality of series-connected modules or cells in the BESS and a DC power supply unit configured to supply DC power to one of the plurality of modules or one of the plurality of cells on the basis of the SOCs of the plurality of modules or cells.

Abstract: Embodiments of the present invention disclose a power supply method, including: rectifying a second alternating current, and converting the second alternating current into a second high voltage direct current; when the second high voltage direct current is abnormal, inputting a third high voltage direct current to a DC/DC module; when the second high voltage direct current is normal, inputting the second high voltage direct current to the DC/DC module; and converting, by the DC/DC module, the second high voltage direct current or the third high voltage direct current into a low voltage direct current for outputting.

Abstract: An electrical grid control system includes a plurality of power conversion apparatuses each storing active power relationship information indicating a relationship between an active power control level representing a level of control for active power output to an electrical grid, and a connection point frequency being a frequency at a connection point to the electrical grid; and a control apparatus that repeatedly receives information indicating a system frequency measured in the electrical grid, determines the active power control level based on the system frequency, and transmits the active power control level to the plurality of power conversion apparatuses. Each power conversion apparatus repeatedly measures the connection point frequency, receives the active power control level from the control apparatus, and controls the active power based on the measured connection point frequency, the received active power control level, and the active power relationship information.

Abstract: An electric power acquisition section acquires a power demand of a load. An assist control section determines that an assist condition is satisfied when the power demand exceeds a threshold value within a time slot for permitting electric power to be supplied to the load. When determining that the assist condition is satisfied, the assist control section presents a selection prompt to inquire whether or not to activate an assist operation for supplying the electric power from a power storage device, on an operation display device through a notification control section. If there is a response for requesting activation of the assist operation from the operation display device in response to the selection prompt, the assist operation is started. The assist condition is set in a storage unit by a condition setting section.

Abstract: Disclosed herein are a variety of systems and methods for management of an electric power generation and distribution system. According to various embodiments, a system consistent with the present disclosure may be configured to analyze a data set comprising a plurality of generator performance characteristics of a generator at a plurality of operating conditions. The performance characteristics may be used to produce a generator capability model. The generator capability model may comprise a mathematical representation approximating the generator performance characteristics at the plurality of operating conditions. The system may further produce an estimated generator capacity at a modeled condition that is distinct from the generator performance characteristics of the data set and is based upon the generator capability model and may implement a control action based on the estimated generator capacity at the modeled condition.

Abstract: Systems and techniques are provided for a power receiver circuit. A power receiver circuit may include power generating elements that may generate alternating current. The power receiver circuit may include group circuits that may connect power generating elements in parallel to combine the alternating current from the power generating elements into a single alternating current. The power receiver circuit may include rectifier circuits which may include rectifier channels connected to the group circuits and may include a rectifier that may generate direct current from alternating current. The power receiver circuit may include a step down converter connected to rectifier circuits that may convert direct current to direct current of a target voltage level. An output switch and linear regulator may be connected to the step down converter, and a microcontroller may be connected to the linear regulator and the output switch and may control the output switch.

Abstract: The embodiments described herein include a transmitter that transmits a power transmission signal (e.g., radio frequency (RF) signal waves) to create a three-dimensional pocket of energy. At least one receiver can be connected to or integrated into electronic devices and receive power from the pocket of energy. A wireless power network may include a plurality of wireless power transmitters each with an embedded wireless power transmitter manager, including a wireless power manager application. The wireless power network may include a plurality of client devices with wireless power receivers. Wireless power receivers may include a power receiver application configured to communicate with the wireless power manager application. The wireless power manager application may include a device database where information about the wireless power network may be stored.

Abstract: The disclosure features wireless energy transfer sources that include at least two source resonators and a power source, where: each of the at least two source resonators has a nominal impedance when a device resonator is not positioned on or near any of the at least two source resonators, the nominal impedances of each of the at least two source resonators varying by 10% or less from one another; and the at least two source resonators are configured so that during operation of the wireless energy transfer source, when a device resonator is positioned on or near a first one of the at least two source resonators: (a) the impedance of the first source resonator is reduced to a value smaller than the nominal impedances of each of the other resonators by a factor of 2 or more.