1595 results about "Power distribution unit" patented technology

A power distribution system / method implementing Internet based access to hybrid home automation networks is disclosed. The system utilizes a smart gateway power controller (SGPC) configured for single / multi-gang wallplate installation to selectively switch an AC power source to a load device under switched control and / or local / remote network commands that may be routed through a variety of network interfaces and protocols present within a home or other structure-local communications network. SGPC configurations may be nested within a home automation network to permit separation of control for load devices within a common home automation environment. Present invention methods may include routing protocols between disparate home automation networks as well as remote access protocols that permit control of disparate home automation networks via the Internet using a wide variety of remote access interfaces including mobile devices, tablet computers, laptops, desktop computers, and the like.

A modular power distribution unit (PDU) for supplying electric power to attached equipment in environments such as data centers, computer rooms, and communication centers, where power requirements for attached equipment may vary. The power distribution unit includes a frame and one or more user-replaceable power modules, which fit into slots in the frame. Each power module provides one of more plug receptacles for attaching equipment to provide power thereto. The power modules are available in a variety of receptacle types, receptacle numbers, and power rating configurations to accommodate various equipment in a particular environment, as needed. The frame includes an internal connector panel for distributing power from a power source to the power modules when they are inserted in the frame. The power modules may be removed, installed, and interchanged in the frame without interrupting power to other power modules or to the power distribution unit.

Provided is a wearable, self-contained drug infusion or medical device capable of communicating with a host controller or other external devices via a personal area network (PAN). The medical device utilizes a PAN transceiver for communication with other devices in contact with a user's body, such as a physiological sensor or host controller, by propagating a current across the user's body via capacitive coupling. The wearable nature of the medical device and the low power requirements of the PAN communication system enable the medical device to utilize alternative energy harvesting techniques for powering the device. The medical device preferably utilizes thermal, kinetic and other energy harvesting techniques for capturing energy from the user and the environment during normal use of the medical device. A system power distribution unit is provided for managing the harvested energy and selectively supplying power to the medical device during system operation.

A method and apparatus for distributing power to a plurality of computers in a network. A power management system including a feed-back mechanism, is employed to monitor power consumptions of the plurality of computers. Should the overall power consumption reach a threshold, the power management system instructs the microprocessors in the plurality of computers to enter into a lower power state, such as a sleep state, for a certain duration, thus lowering overall power.

A system to monitor power loading in a plurality of power distribution units. The system includes a power monitoring gateway with a port configured to communicate with an internet protocol network using an internet protocol address. The power monitoring gateway is also configured to communicate with the plurality of power distribution units through a communication link that does not use internet protocol addressing. The communication link in some embodiments is a wireless link. In other embodiments, the communication link uses a single pair of wires with the power monitoring gateway and the power distribution units configured in a daisy chain topology.

A power and environmental monitoring system includes a power distribution unit, a power monitoring system including an internal sensor for monitoring power consumption characteristics of power supplied to equipment coupled with the power distribution unit, an environmental monitoring system including an internal sensor for monitoring environmental characteristics in a physical environment occupied by the power and environmental monitoring system, and a network connection. The power monitoring system and the environmental monitoring system share a common interface accessible via the network connection. The power distribution unit includes an I / O port for connecting an external sensor, and the environmental monitoring system is configured for receiving environmental characteristics sensed by the external sensor. The common interface comprises a series of Web pages for displaying characteristics sensed by the power monitoring system and the environmental monitoring system. An alarm is provided for alerting an operator that a characteristic has reached an alarm threshold.

A current protection apparatus (200) and current protection method (1000) that may include programmable current protection characteristics has been disclosed. A current protection apparatus (200) may include a power distribution unit (230) with power distribution outlets (PDO-1 to PDO-8), each having a corresponding circuit breaker unit (CB1 to CB8). Each circuit breaker unit (CB1 to CB8) may operate in response to a processing unit (236) that can sample current values flowing between a respective power distribution outlet (PDO-1 to PDO-8) and a load device (LD1 to LD8). Processing unit 236 may operate under control of software stored on a memory (238) to control a switching circuit (320). Current protection characteristics for each circuit breaker unit may be independently programmed and / or altered by a user, for example by way of a computer (250). In this way, each power distribution outlet (PDO-1 to PDO-8) may have current rating characteristics independently provided for a particular load device (LD1 to LD8).

Mapping computers and ports of power distribution units in a data center, the data center including a plurality of computers and a data center management server, each computer in the data center connected for power to one of a plurality of power distribution unit (‘PDU’) ports of a PDU, each PDU connected through the communications module and a data communications network to the data center management server, including generating, by a power modulating module of a computer, a power consumption signal in the PDU, the power consumption signal encoding a unique identification of the computer; demodulating, by the PDU, the power consumption signal, including retrieving from the signal the unique identification of the computer; and reporting, by the PDU to the data center management server, an association of the unique identification of the computer and a PDU port.

According to at least one of the disclosed embodiments of the present invention, there is provided a rack mounted system employing vertically mounted computer components in the form of blades for supporting circuit devices. The blades are mounted in a series of vertically spaced apart bays. In each bay, the vertically mounted blades are interconnected to a power distribution unit strip to cause the blades to be mounted compactly. Thus, a pair of sets of vertically mounted blades are attached to opposite sides of the power distribution unit within the same bay. Cooling fan units are positioned between each vertically spaced apart bays to provide vertical air flow through the system.

A network system and computer component device rack having an integrated AC power distribution system is provided. The device rack and power distribution system includes a device rack frame having a plurality of locations for receiving network system and computer component devices within. The plurality of locations stacks network system and computer component devices one over another in a generally vertical orientation. A pair of AC power sequencers are mounted on an inner side panel, and a pair of power strips is provided along a rear edge. A plurality of compound angle AC jumper cords are provided for connecting network system and computer component devices to a plurality of power outlet receptacles on the pair of power strips.

A power line communication-based aircraft power distribution system may allow for both power line communication (PLC) technology and spread spectrum time domain reflectometry (SSTDR) technology to be utilized in aircraft power distribution systems to achieve key maintenance functions. Unlike conventional power distribution systems, which may, for example, use only SSTDR for fault detection, the present invention includes a hardware platform that may allow both the PLC and the SSTDR to be utilized in aircraft power distribution systems to achieve key maintenance functions, such as real time wire fault location, and cost and weight savings. Further, unlike conventional power distribution systems, which may only detect and locate damage in feeder conductor wire sections before the power is applied to the load, the power distribution system of the present invention may permit real time wire fault location.

A method and system restores power in a power distribution network. The network includes a plurality of power sources, a plurality of loading zones, a plurality of switching devices interconnected between the plurality of power sources and the plurality of loading zones, and an intelligent electronic device associated with each of the plurality of switching devices to control the switching devices. A base network state is defined and a power restoration logic is created for the base network state. A simulation is run for the power restoration logic and then the power restoration logic is transmitted to a power restoration controller which thereafter monitors and controls the intelligent electronic devices.

A computer system includes a cabinet, a plurality of trays located in the cabinet and having a plurality of computer components mounted thereon, a first port mounted on a rear panel of the cabinet that receives a three-phase AC input to the cabinet, a power distribution unit that converts the three-phase AC input to a plurality of AC signals each having fewer than three phases, a plurality of rectifiers, and a power distribution bus. The plurality of rectifiers convert the plurality of AC signals to DC power. The power distribution bus distributes the DC power. Each of the plurality of rectifiers is coupled to the power distribution bus. The tray receives the DC power from the power distribution bus.

In one aspect, the invention provides a system for power distribution. According to some embodiments, the system includes a rack mountable power distribution unit including a housing having a first end and a second end, the housing also including an outer wall defining a cavity within the housing, and fastening elements configured to allow the housing to be mounted within an electrical equipment rack. In accordance with these embodiments, the outer wall of the housing includes an opening extending linearly between the first end and the second end of the housing and a plurality of electrical conductors located within the cavity and oriented linearly between the first end and the second end. In accordance with further embodiments, the system includes a tap module including a plurality of contacts extending therefrom wherein each of the plurality of contacts is configured to be inserted into the opening before engaging one of the plurality of electrical conductors within the cavity, respectively.

A microwave Doherty amplifier employs a way-extension in which N ways (N≧2, N is a natural number) are established, and envelope tracking for high efficiency and linearity of the power amplifier of a mobile communications base station or of a handset with improved reliability. The Doherty amplifier includes N ways, where N≧2 and N is a natural number; a carrier amplifier which is placed on one of the N ways; peak amplifiers which are placed on respective ways of the (N−1) ways excluding the way on which the carrier amplifier is placed; a power distribution unit which distributes power to each of the N ways; and a quarter wave impedance transformer at which the N ways meet.

A distribution unit has a power circuit section including a plurality of bus bars with electronic parts mounted on at least some of the bus bars. Ends of specific bus bars are projected from a main body section of the power circuit section in a adjacent manner to form fuse connection terminals. Each of the fuse connection terminals has a tip placement part to place a fuse terminal. An insulating case made of an insulating material for covering the power circuit section is opened in the projection direction of the fuse connection terminals to enable the fuse terminal to be placed in the tip placement part of the fuse connection terminal from the outside of the insulating case. The insulating case has a short-circuit prevention section intervening between the fuse connection terminals for preventing a short circuit between the fuse connection terminals.

A method of optimizing power loads of a power strip is disclosed. The power strip is of the type having single or three phase power input, a plurality of circuit breakers, and a plurality of outlets. The arrangement is such that at least one circuit breaker is associated with at least one outlet. The method includes: obtaining real-time current measurements for each phase of the single or three phase power input of the power strip; obtaining real-time current measurements for each circuit breaker of the plurality of circuit breakers of the power strip; logging the real-time current measurements for each phase of the single or three phase power input and for each circuit breaker of the plurality of circuit breakers; and analyzing the real-time current measurements of the single or three phase power input and the plurality of circuit breakers to determine a preferential order of outlets in which to apply a new load.

An electrical apparatus has an elongated housing with fuses located therein. Windows are provided in the housing to close apertures in registration with fuse locations to allow access to fuses by removing the window. Fuses may be carried on a circuit card removably engageable with a terminal block secured to a wall within the housing. A fuse compartment cover is removably secured to the housing. The window comprises a fuse condition indicator to allow determination of the condition of the fuse (i.e. blown or not blown) without having to open the window. Additionally, powered indicators such as LEDs visible through the windows may indicate the state of fuses. The housing may comprise a power distribution unit and may be rack mounted or mounted to a wall of a rack assembly. The windows are located on the housing to be removable free of engagement with the assembly. In various embodiments, the windows may be included in a different one of the walls so that the windows will be unobstructed when the housing is in one of a number of orientations. The fuse compartment may be opened without removing the unit from the rack.

An immersion cooling tank comprises: a dielectric liquid disposed within a lower volume of the tank; at least one electronic equipment immersed within the dielectric liquid and which requires electrical power to operate; and at least one power distribution unit and / or a bus bar distribution system submerged beneath a surface of the dielectric liquid and providing electrical power to the at least one electronic equipment. The immersion cooling tank further includes a condenser located vertically above the dielectric fluid and the at least one electronic equipment, and through which is flowing a condensation fluid that has a lower density than the dielectric liquid. A leak of the condensation fluid into the tank volume results in the condensation fluid floating atop the dielectric liquid and prevents the condensation liquid from coming into contact with the power distribution unit. The bus bar distribution system enables blind mating of inserted electronic components.

The invention provides an integrated electronic system for a modular microsatellite platform. The integrated electronic system comprises a processor module, a telemetry-acquisition module, a command module, a serial port communication module, a spread spectrum measurement and control module, a navigation module, a power drive module and a power distribution module, wherein the processor module is used for achieving program running, data storage and data processing; the telemetry-acquisition module is used for completing analog quantity telemetry-acquisition and data transmission; the command module is used for receiving a remote control PCM signal output by the spread spectrum measurement and control module and analyzing remote control commands and output command pulses; the serial port communication module is used for achieving serial port communication between the processor module and a platform single machine and between the processor module and other integrated electronic modules; the spread spectrum measurement and control module is used for achieving remote measurement, remote control and distance measurement; the navigation module is used for achieving GPS / BD positioning and timing functions; the power drive module is used for implementation of a current drive heater, a solenoid valve, a self-locking valve and a magnetic torquer according to control requirements; the power distribution module is used for powering on / off the platform single machine according to the control requirements. The integrated electronic system achieves function integration and centralized control, facilitates function extension, has universality and is applicable to microsatellites.

An electrical power distribution unit can include a power distribution unit enclosure, a power input associated with the power distribution unit enclosure, and a plurality of power outputs associated with the power distribution unit enclosure. At least certain power outputs can be connectable to one or more electrical loads external to the power distribution unit enclosure and to the power input. In some embodiments, an intelligent power section can communicate with at least one of the power outputs and can connect to a communications network external to the power distribution unit enclosure.

A fault analysis method includes: using a matrix of two sets of microgrid power distribution networks to analyze and solve a fault current, and for various types of faults of the distributed power distribution system, obtaining appropriate boundary conditions to calculate a variety of different types of single or simultaneous fault currents of load points. The present invention may be further applied to a situation where a bus or impedance or parallel loop is added. The present invention has good robustness and execution speed, and requires small memory space for calculation of analysis and identification of a power flow fault of the distributed power distribution system, and may be actually applied to an instrument control system for identification and analysis of a fault of a large-scalemicrogrid distribution system.

An apparatus and system are disclosed for protecting a power distribution unit from an electrical fault. A fuse interrupts a flow of electrical current in response to the electrical current rising above a current rating of the fuse. A current sensor measures the amplitude of the electrical current and outputs a current amplitude signal. A relay interrupts the flow of electrical current in response to an OFF signal. A fault module receives the current amplitude signal and sends the OFF signal to the relay in response to the amplitude of the electrical current exceeding a threshold value. The relay, the fuse, and the threshold value are selected so that a switching time of the relay is less than an opening time of the fuse for an amplitude of the electrical current between the threshold value and a maximum fault current value, so that the relay prevents the fuse from opening.