Patent application number | Description | Published |
20110029101 | Methods for Data Acquisition Systems in Real Time Applications - A system may include a processing unit executing program instructions (SW), a data acquisition (DAQ) hardware device for acquiring sample data and/or generating control signals, and host memory configured to store data samples and various data associated with the DAQ and processor operations. The DAQ device may push HW status information to host memory upon being triggered by predetermined events taking place in the DAQ device, e.g. timing events or interrupts, to avoid or reduce SW reads to the DAQ device. The DAQ device may update dedicated buffers in host memory with status data on any of these events. The status information pushed to memory may be read in a manner that allows detection of race conditions. Interrupts generated by the DAQ device may be similarly handled. Upon generating an interrupt, the DAQ device may gather information required to handle the interrupt, and push the information into system memory, along with information identifying the interrupt. SW may read system memory for this information, and handle the interrupts as required without having to query the DAQ device. | 02-03-2011 |
20120025903 | Sampling of Multiple Data Channels Using a Successive Approximation Register Converter - Provided is a method for performing analog to digital conversion of a plurality of analog signal channels. The method may comprise successively processing each analog signal channel of a plurality of analog signal channels. The processing of an analog signal channel of the plurality of analog signal channels may comprise: selecting the analog signal channel from the plurality of analog signal channels, generating an analog output signal corresponding to an analog input signal transmitted over the selected analog signal channel, and sampling the analog output signal using a successive approximation register (SAR) converter. Sampling the analog output signal using a SAR converter may comprise sampling the analog output signal a specific number of times to produce a respective plurality of digital samples corresponding to the selected analog input signal. | 02-02-2012 |
20120027128 | Phase Aligned Sampling of Multiple Data Channels Using a Successive Approximation Register Converter - Provided is a method for processing data samples from a plurality of data channels. The method may include obtaining a plurality of data samples from the plurality of data channels. Obtaining the plurality of data samples may involve successively obtaining a data sample from each data channel of the plurality of data channels. Successively obtaining a data sample from each data channel may be performed a plurality of times during a specified time period. Each data sample of the plurality of data samples may be associated with a respective sample time, and each respective sample time may be relative to a single specified reference point in time. The method may further include, for each data sample of the plurality of data samples, determining a time-dependent coefficient value that may correspond to the sample time associated with the data sample, and applying the determined time-dependent coefficient value to the data sample. | 02-02-2012 |
20120030267 | Performing Multiplication for a Multi-Channel Notch Rejection Filter - A system for processing sample sequences, that may include an input, a sequence of coupled registers, including an accumulator register, and first circuitry that may be coupled to the accumulator register and to the input. The input may be configured to receive a first number of sample sequences having two or more samples. To process the first number of sample sequences, the first circuitry may be configured to generate a current effective sample corresponding to the sample for each sample in each sample sequence, write the current effective sample to the accumulator register, and shift the contents of each register into a successive register in the sequence of registers. After processing, each register of at least a subset of the sequence of registers may hold a respective final effective sample that may correspond to a different position in a processed sample sequence. | 02-02-2012 |
20120030269 | Generating Filter Coefficients for a Multi-Channel Notch Rejection Filter - Provided is a system for generating coefficient values. The system may include a base function generator and a series of accumulators including a leading and a last accumulator. In the series of accumulators, the data output of each accumulator, except the last, may be coupled to the data input of a successive adjacent accumulator. The base function generator may be configured to output, to the leading accumulator, a series of data values that may correspond to a base function that is a specified order derivative of a filter function. Each accumulator may be configured to: add a data value currently at its data input to a currently stored data value to produce an updated data value that may correspond to a respective value of a specified order integral of the base function; store the updated data value in the accumulator; and output the updated data value at its data output. | 02-02-2012 |
20140244705 | Phase Aligned Interleaved Sampling of Multiple Data Channels - Provided is a method for processing data samples from a plurality of data channels. The method may include obtaining a plurality of data samples from the plurality of data channels. Obtaining the plurality of data samples may involve successively obtaining a data sample from each data channel of the plurality of data channels. Successively obtaining a data sample from each data channel may be performed a plurality of times during a specified time period. Each data sample of the plurality of data samples may be associated with a respective sample time, and each respective sample time may be relative to a single specified reference point in time. The method may further include, for each data sample of the plurality of data samples, determining a time-dependent coefficient value that may correspond to the sample time associated with the data sample, and applying the determined time-dependent coefficient value to the data sample. | 08-28-2014 |
20150039272 | Integrated Digitizer System with Streaming Interface - A digitizer system (DS) may include one or more input channels to receive sample data, and an acquisition state machine (ASM) to organize the sample data into one or more acquisition records according to events of interest, and generate framing information corresponding to the one or more acquisition records. The events of interest may be identified by a trigger circuit in the DS, and relayed to the ASM for organizing the sample data. The DS may further include a data interface capable of receiving the one or more acquisition records and the framing information, encoding the one or more acquisition records and the framing information into encoded data, and transmitting the encoded data to an expansion module. The expansion module may receive the encoded data, decode the encoded data, and recover the sample data from the decoded data according to the framing information and the one or more acquisition records. | 02-05-2015 |
Patent application number | Description | Published |
20080307238 | System for Unified Management of Power, Performance, and Thermals in Computer Systems - A system is provided for unified management of power, performance, and thermals in computer systems. This system incorporates elements to effectively address all aspects of managing computing systems in an integrated manner, instead of independently. The system employs an infrastructure for real-time measurements feedback, an infrastructure for regulating system activity, component operating levels, and environmental control, a dedicated control structure for guaranteed response/preemptive action, and interaction and integration components. The system provides interfaces for user-level interaction. The system also employs methods to address power/thermal concerns at multiple timescales. In addition, the system improves efficiency by adopting an integrated approach, rather than treating different aspects of the power/thermal problem as individual issues to be addressed in a piecemeal fashion. | 12-11-2008 |
20090199170 | Helper Thread for Pre-Fetching Data - A set of helper thread binaries is created to retrieve data used by a set of main thread binaries. If executing a portion of the set of helper thread binaries results in the retrieval of data needed by the set of main thread binaries, then that retrieved data is utilized by the set of main thread binaries. | 08-06-2009 |
20090199181 | Use of a Helper Thread to Asynchronously Compute Incoming Data - A set of helper thread binaries is created from a set of main thread binaries. The helper thread monitors software or hardware ports for incoming data events. When the helper thread detects an incoming event, the helper thread asynchronously executes instructions that calculate incoming data needed by the main thread. | 08-06-2009 |
20100268968 | MANAGING PROCESSOR POWER-PERFORMANCE STATES - Disclosed are systems, methods, and computer program products for managing power states in processors of a data processing system. In one embodiment, the invention is directed to a data processing system having dynamically configurable power-performance states (“pstates”). The data processing system includes a processor configured to operate at multiple states of frequency and voltage. The data processing system also has a power manager module configured to monitor operation of the data processing system. The data processing system further includes a pstates table having a plurality of pstate definitions, wherein each pstate definition includes a voltage value, a frequency value, and at least one unique pointer that indicates a transition from a given pstate to a different pstate. The voltage value, frequency value, and unique pointer of a given pstate definition are configurable, during operation of the data processing system, by the power manager module in response to changes in the operating parameters of the data processing system. | 10-21-2010 |
20100293359 | General Purpose Register Cloning - A clone set of General Purpose Registers (GPRs) is created to be used by a set of helper thread binaries, which is created from a set of main thread binaries. When the set of main thread binaries enters a wait state, the set of helper thread binaries uses the clone set of GPRs to continue using unused execution units within a processor core. The set of helper threads are thus able to warm up local cache memory with data that will be needed when execution of the set of main thread binaries resumes. | 11-18-2010 |
20100299496 | Thread Partitioning in a Multi-Core Environment - A set of helper thread binaries is created to retrieve data used by a set of main thread binaries. The set of helper thread binaries and the set of main thread binaries are partitioned according to common instruction boundaries. As a first partition in the set of main thread binaries executes within a first core, a second partition in the set of helper thread binaries executes within a second core, thus “warming up” the cache in the second core. When the first partition of the main completes execution, a second partition of the main core moves to the second core, and executes using the warmed up cache in the second core. | 11-25-2010 |
20110083021 | RELIABLE SETTING OF VOLTAGE AND FREQUENCY IN A MICROPROCESSOR - Managing operations associated with one or more voltage changes and one or more frequency changes. A voltage change request and a frequency change request are associated with dynamic voltage and frequency scaling (DVFS) operations. The DVFS operations are transmitted by the processors to be executed by one or more direct current assemblies. A sequence associated with the one or more voltage changes and a sequence associated with the one or more frequency changes are detected by the system. The sequences are dynamically modified to enable insertion of an additional voltage change, whereby the additional voltage change indicates completion of one or more previous voltage change requests. Completion of the voltage change request enables one or more subsequent voltage change requests to be processed. When a voltage change request is not successfully completed one or more future voltage changes are suspended. | 04-07-2011 |
20110173461 | Customized Power Rating for Computer Equipment - A mechanism is provided for customized power rating for computer equipment. A power monitor determines actual power consumption by computer equipment in a facility. After equipment has been stressed, an operator sends the actual power consumption information to the manufacturer. The manufacturer receives the actual power consumption information and issues a certificate that acknowledges the equipment will not consume more power than what was measured. The manufacturer may provide digital media that instructs power management hardware in the computer equipment to adhere to an actual case power limit. The power management hardware treats the actual case power limit as a hard power limit. That is, the power management hardware will not specify a power cap higher than the actual case power limit. The power management hardware prevents the equipment from crossing the actual case power limit. | 07-14-2011 |
20110173468 | Oversubscribing Branch Circuits While Lowering Power Distribution Costs - A mechanism is provided for oversubscribing branch circuits. An active energy management mechanism determines a cumulative wattage rating using power consumption information for a powered element, the power consumption information is for a primary and a redundant portion of the powered element. The active energy management mechanism determines a power reduction power cap to be used by the powered element in the event of a loss of either a primary or a redundant power source supplied to the powered element using the cumulative wattage rating, a branch circuit rating, and a circuit breaker rating for the powered element. The active energy management mechanism sends the power reduction power cap to the powered element in order that the powered element reduces power to the power reduction power cap in the event of the loss of either the primary power source or the redundant power source supplied to the powered element. | 07-14-2011 |
20110292594 | Scalable Space-Optimized and Energy-Efficient Computing System - A scalable space-optimized and energy-efficient computing system is provided. The computing system comprises a plurality of modular compartments in at least one level of a frame configured in a hexadron configuration. The computing system also comprises an air inlet, an air mixing plenum, and at least one fan. In the computing system the plurality of modular compartments are affixed above the air inlet, the air mixing plenum is affixed above the plurality of modular compartments, and the at least one fan is affixed above the air mixing plenum. When at least one module is inserted into one of the plurality of modular compartments, the module couples to a backplane within the frame. | 12-01-2011 |
20110292595 | Liquid Cooling System for Stackable Modules in Energy-Efficient Computing Systems - A computing system is provided. In the computing system, a plurality of modules physically arranged in a three dimensional hexadron configuration. In the computing system, the at least one module is either a liquid-tight module filled with a non-conductive liquid coolant or a module cooled with a liquid coolant circulating through cold plates mounted on electronic components. In the computing system, the liquid coolant is circulated in a closed loop by at least one pump through a plurality of hoses through at least one of a plurality of heat exchangers. In the computing system, the plurality of heat exchangers is coupled to an exterior portion of the surface of the computing system. In the computing system, the plurality of heat exchangers cool the liquid coolant through finned tubes exposed to the surrounding air. | 12-01-2011 |
20110292596 | Heatsink Allowing In-Situ Maintenance in a Stackable Module - A modular processing module allowing in-situ maintenance is provided. The modular processing module comprises a set of processing module sides. Each processing module side comprises a circuit board, a plurality of connectors, and a plurality of processing nodes. Each processing module side couples to another processing module side using at least one connector in the plurality of connectors such that, when all of the set of processing module sides are coupled together, the modular processing module is formed. The modular processing module comprises an exterior connection to a power source and a communication system and at least one heatsink that couples to at least a portion of the plurality of processing nodes on one of the processing module sides and is designed such that, when a set of heatsinks in the modular processing module are installed, an empty space is left in a center of the modular processing module. | 12-01-2011 |
20110292597 | Stackable Module for Energy-Efficient Computing Systems - A modular processing module is provided. The modular processing module comprises a set of processing module sides. Each processing module side comprises a circuit board, a plurality of connectors coupled to the circuit board, and a plurality of processing nodes coupled to the circuit board. Each processing module side in the set of processing module sides couples to another processing module side using at least one connector in the plurality of connectors such that, when all of the set of processing module sides are coupled together, the modular processing module is formed. The modular processing module comprises an exterior connection to a power source and a communication system. | 12-01-2011 |
20120066519 | DATA CENTER POWER CONVERSION EFFICIENCY MANAGEMENT - A data center energy management (DCEM) server configures a power supply in the data center. The DCEM server sums input alternating current (AC) power of the power supply to a total AC power of the data center, wherein the total AC power of the data center is a sum of AC power of a plurality of power supplies. The DCEM server sums output direct current (DC) power of the power supply to a total DC power of the data center and reports a ratio of total AC power to total DC power as data center power conversion efficiency. The DCEM server sets a preset power supply efficiency threshold. The DCEM server determines that a real-time power efficiency level is below the power supply efficiency threshold. The DCEM server, responsive to a determination that real-time power efficiency level is below the power supply efficiency threshold, may remedy the power supply. | 03-15-2012 |
20120188719 | Liquid Cooling System for Stackable Modules in Energy-Efficient Computing Systems - A processing module is provided that comprises a set of processing module sides, each comprising a circuit board, a plurality of connectors coupled to the circuit board, and a plurality of processing nodes coupled to the circuit board. Each processing module side couples to another processing module side to form a modular processing module. The modular processing module comprises an exterior connection to a power source and a communication system and a plurality of cold plates coupled to the plurality of processing nodes. Liquid coolant is circulated through the plurality of cold plates via a closed loop by at least one pump through a plurality of tubes and through at least one heat exchanger. The at least one heat exchanger is coupled to an exterior portion of the processing module. The at least one heat exchanger cools the liquid coolant using air surrounding the processing module. | 07-26-2012 |
20120194996 | Liquid Cooling System for Stackable Modules in Energy-Efficient Computing Systems - A computing system is provided. In the computing system, a plurality of modules physically arranged in a three dimensional hexadron configuration. In the computing system, the at least one module is either a liquid-tight module filled with a non-conductive liquid coolant or a module cooled with a liquid coolant circulating through cold plates mounted on electronic components. In the computing system, the liquid coolant is circulated in a closed loop by at least one pump through a plurality of hoses through at least one of a plurality of heat exchangers. In the computing system, the plurality of heat exchangers is coupled to an exterior portion of the surface of the computing system. In the computing system, the plurality of heat exchangers cool the liquid coolant through tinned tubes exposed to the surrounding air. | 08-02-2012 |
20120195355 | Power Distribution Device Communications Platform - A communications system is provided for direct communications between powered elements. A controller hub injects a first message via a modulated communication signal onto a branch circuit using a hub-side power line communication (PLC) coupler. An element-side PLC coupler associated with a powered element in a set of powered elements detects the first message and sends an interrupt to a mini-controller in the powered element. The mini-controller receives the interrupt from the element-side PLC coupler, extracts the first message using the element-side PLC coupler; reads a destination identifier in the first message; compares the destination identifier in the first message to a mini-controller identifier in the mini-controller; sends an acknowledgement message back to the controller hub in response to the destination identifier in the first message matching the mini-controller identifier, and forwards the first message to the powered element. The powered element performs a command identified in the first message. | 08-02-2012 |
20120200285 | WIRE MANAGEMENT METHOD WITH CURRENT AND VOLTAGE SENSING - A wire management method using a wire manager including current sensing features provides input for power measurement and management systems. The wire manager may be a single wire or single bundle retaining device with a current sensor such as a hall effect sensor integrated therein, or may be a multi-wire management housing with multiple current sensing devices disposed inside for measuring the current through multiple wires. The wires may be multiple branch circuits in a power distribution panel or raceway, and the wire manager may be adapted for mounting in such a panel or raceway. Voltage sensing may also be incorporated within the sensors by providing an electrically conductive plate, wire or other element that capacitively couples to the corresponding wire. | 08-09-2012 |
20120200291 | NON-CONTACT CURRENT AND VOLTAGE SENSOR - A detachable current and voltage sensor provides an isolated and convenient device to measure current passing through a conductor such as an AC branch circuit wire, as well as providing an indication of an electrostatic potential on the wire, which can be used to indicate the phase of the voltage on the wire, and optionally a magnitude of the voltage. The device includes a housing that contains the current and voltage sensors, which may be a ferrite cylinder with a hall effect sensor disposed in a gap along the circumference to measure current, or alternative a winding provided through the cylinder along its axis and a capacitive plate or wire disposed adjacent to, or within, the ferrite cylinder to provide the indication of the voltage. | 08-09-2012 |
20120200293 | NON-CONTACT CURRENT AND VOLTAGE SENSING METHOD - A method of measurement using a detachable current and voltage sensor provides an isolated and convenient technique for to measuring current passing through a conductor such as an AC branch circuit wire, as well as providing an indication of an electrostatic potential on the wire, which can be used to indicate the phase of the voltage on the wire, and optionally a magnitude of the voltage. The device includes a housing that contains the current and voltage sensors, which may be a ferrite cylinder with a hall effect sensor disposed in a gap along the circumference to measure current, or alternative a winding provided through the cylinder along its axis and a capacitive plate or wire disposed adjacent to, or within, the ferrite cylinder to provide the indication of the voltage. | 08-09-2012 |
20120203481 | WIRE MANAGER WITH CURRENT AND VOLTAGE SENSING - A wire manager including current sensing features provides input for power measurement and management systems. The wire manager may be a single wire or single bundle retaining device with a current sensor such as a hall effect sensor integrated therein, or may be a multi-wire management housing with multiple current sensing devices disposed inside for measuring the current through multiple wires. The wires may be multiple branch circuits in a power distribution panel or raceway, and the wire manager may be adapted for mounting in such a panel or raceway. Voltage sensing may also be incorporated within the sensors by providing an electrically conductive plate, wire or other element that capacitively couples to the corresponding wire. | 08-09-2012 |
20120210145 | Customized Power Rating for Computer Equipment - A mechanism is provided for customized power rating for computer equipment. A power monitor determines actual power consumption by computer equipment in a facility. After equipment has been stressed, an operator sends the actual power consumption information to the manufacturer. The manufacturer receives the actual power consumption information and issues a certificate that acknowledges the equipment will not consume more power than what was measured. The manufacturer may provide digital media that instructs power management hardware in the computer equipment to adhere to an actual case power limit. The power management hardware treats the actual case power limit as a hard power limit. That is, the power management hardware will not specify a power cap higher than the actual case power limit. The power management hardware prevents the equipment from crossing the actual case power limit. | 08-16-2012 |
20120233479 | Oversubscribing Branch Circuits While Lowering Power Distribution Costs - A mechanism is provided for oversubscribing branch circuits. An active energy management mechanism determines a cumulative wattage rating using power consumption information for a powered element, the power consumption information is for a primary and a redundant portion of the powered element. The active energy management mechanism determines a power reduction power cap to be used by the powered element in the event of a loss of either a primary or a redundant power source supplied to the powered element using the cumulative wattage rating, a branch circuit rating, and a circuit breaker rating for the powered element. The active energy management mechanism sends the power reduction power cap to the powered element in order that the powered element reduces power to the power reduction power cap in the event of the loss of either the primary power source or the redundant power source supplied to the powered element. | 09-13-2012 |
20120245738 | Minimizing Aggregate Power from HVAC Cooling and IT Equipment in a Data Center - A mechanism is provided for minimizing aggregate power from HVAC cooling and IT equipment in a data center. The mechanism selects a high HVAC set point for low-utilization and selects a low HVAC set point for high utilization. For each cooling zone in a data center, the mechanism monitors the average utilization of equipment in the cooling zone and selects the appropriate HVAC set point based on utilization. The mechanism may determine efficiency to determine whether to adjust universal HVAC set points or the HVAC set points for each given cooling zone. That is, the mechanism may dynamically adjust HVAC set points for optimal efficiency. Alternatively, the mechanism may go beyond binary control and compute actual data center efficiency metrics to decide on intermediate set points. | 09-27-2012 |
20120317265 | Automatically Detecting and Locating Equipment Within an Equipment Rack - A mechanism is provided for automatically detecting and locating equipment within an intelligent equipment rack. The intelligent equipment rack comprises a rack controller that determines whether a signal has been received indicating that a rack space in a plurality of rack spaces in the intelligent equipment rack has been occupied by a piece of electronic equipment. Responsive to receiving the signal indicating that the rack space has been occupied by the piece of electronic equipment, the rack controller updates a rack information table in the memory with occupation information related to the rack space occupied by the piece of electronic equipment. | 12-13-2012 |
20120320524 | Heatsink Allowing In-Situ Maintenance in a Stackable Module - A modular processing module allowing in-situ maintenance is provided. The modular processing module comprises a set of processing module sides. Each processing module side comprises a circuit board, a plurality of connectors, and a plurality of processing nodes. Each processing module side couples to another processing module side using at least one connector in the plurality of connectors such that, when all of the set of processing module sides are coupled together, the modular processing module is formed. The modular processing module comprises an exterior connection to a power source and a communication system and at least one heatsink that couples to at least a portion of the plurality of processing nodes on one of the processing module sides and is designed such that, when a set of heatsinks in the modular processing module are installed, an empty space is left in a center of the modular processing module. | 12-20-2012 |
20130054032 | SENSOR-SWARM ENVIRONMENTAL EVENT DETECTION - Data center environmental sensing is provided by a measurement system that detects environmental events from inputs received from a plurality of movable sensors. The sensors are moved in response to detection of an event to a region of the data center associated with the event, providing increased spatial resolution of the measurement in the region of the event. Events such as leakage between hot and cold aisles of a data center can be detected by the system, which may use one or more movable devices that can be moved around, between and over equipment, to carry multiple sensors toward the source of the event, providing both diagnostic and detailed environmental information. | 02-28-2013 |
20130076343 | NON-CONTACT CURRENT AND VOLTAGE SENSING CLAMP - A clamping current and voltage sensor provides an isolated and convenient technique for measuring current passing through a conductor such as an AC branch circuit wire, as well as providing an indication of an electrostatic potential on the wire, which can be used to indicate the phase of the voltage on the wire, and optionally a magnitude of the voltage. The device includes a body formed from two handle portions that contain the current and voltage sensors within an aperture at the distal end, which may be a ferrite cylinder with a hall effect sensor disposed in a gap along the circumference to measure current, or alternatively a winding provided through the cylinder along its axis and a capacitive plate or wire disposed adjacent to, or within, the ferrite cylinder to provide the indication of the voltage. When the handles are compressed the aperture is opened to permit insertion of a wire for measurement. | 03-28-2013 |
20140062459 | FLEXIBLE CURRENT AND VOLTAGE SENSOR - A flexible current and voltage sensor provides ease of installation of a current sensor, and optionally a voltage sensor in application such as AC branch circuit wire measurements, which may require installation in dense wiring conditions and/or in live panels where insulating gloves must be worn. The sensor includes at least one flexible ferromagnetic strip that is affixed to a current sensing device at a first end. The second end is secured to the other side of the current sensing device or to another flexible ferromagnetic strip extending from the other side of the current sensing device to form a loop providing a closed pathway for magnetic flux. A voltage sensor may be provided by metal foil affixed to the inside of the flexible ferromagnetic strip. A clamp body, which can be a spring loaded handle operated clamp or a locking fastener, can secure the ferromagnetic strip around the wire. | 03-06-2014 |
20140100804 | Statistical Determination of Power-Circuit Connectivity - A mechanism is provided for statistical determination of power circuit connectivity based on signal detection in a circuit. Signal data from the circuit gathered and a determination is made as to whether a signal of interest is present in the gathered signal data from the circuit using a statistical analysis of the gathered signal data. The statistical analysis comprises using a mean current value and statistical deviation of the current value of the signal data over a predetermined period of time to compute a confidence range. The confidence range is compared to a first threshold and a second threshold. A determination is made that the signal is present in response to the confidence range being above the first threshold. A determination is made that the signal is not present in response to the confidence range being below the second threshold. | 04-10-2014 |
20140156100 | DATA CENTER POWER CONVERSION EFFICIENCY MANAGEMENT - A data center energy management (DCEM) server configures a power supply in the data center. The DCEM server sums input alternating current (AC) power of the power supply to a total AC power of the data center, wherein the total AC power of the data center is a sum of AC power of a plurality of power supplies. The DCEM server sums output direct current (DC) power of the power supply to a total DC power of the data center and reports a ratio of total AC power to total DC power as data center power conversion efficiency. The DCEM server sets a preset power supply efficiency threshold. The DCEM server determines that a real-time power efficiency level is below the power supply efficiency threshold. The DCEM server, responsive to a determination that real-time power efficiency level is below the power supply efficiency threshold, may remedy the power supply. | 06-05-2014 |
20140157013 | DATA CENTER POWER CONVERSION EFFICIENCY MANAGEMENT - A data center energy management (DCEM) server configures a power supply in the data center. The DCEM server sums input alternating current (AC) power of the power supply to a total AC power of the data center, wherein the total AC power of the data center is a sum of AC power of a plurality of power supplies. The DCEM server sums output direct current (DC) power of the power supply to a total DC power of the data center and reports a ratio of total AC power to total DC power as data center power conversion efficiency. The DCEM server sets a preset power supply efficiency threshold. The DCEM server determines that a real-time power efficiency level is below the power supply efficiency threshold. The DCEM server, responsive to a determination that real-time power efficiency level is below the power supply efficiency threshold, may remedy the power supply. | 06-05-2014 |
20140210453 | MULTI-BRANCH CURRENT/VOLTAGE SENSOR ARRAY - A sensor array including multiple current sensors provides input for power measurement and management systems. The sensor array includes split ferrite cylinder portions connected by a frame, so that when the array is installed around multiple branch circuits in a power distribution panel or raceway, the ferrite cylinders are completed to surround the conductor(s) of the associated branch circuit. Voltage sensing may also be incorporated within the sensors by providing an electrically conductive plate, wire or other element that capacitively couples to the corresponding wire(s). | 07-31-2014 |
20140312895 | NON-CONTACT CURRENT AND VOLTAGE SENSOR - A detachable current and voltage sensor provides an isolated and convenient device to measure current passing through a conductor such as an AC branch circuit wire, as well as providing an indication of an electrostatic potential on the wire, which can be used to indicate the phase of the voltage on the wire, and optionally a magnitude of the voltage. The device includes a housing that contains the current and voltage sensors, which may be a ferrite cylinder with a hall effect sensor disposed in a gap along the circumference to measure current, or alternative a winding provided through the cylinder along its axis and a capacitive plate or wire disposed adjacent to, or within, the ferrite cylinder to provide the indication of the voltage. | 10-23-2014 |