Abstract: A dynamic power budget allocation system includes a plurality of powered subsystems. A power system controller is coupled to the plurality of powered subsystems. The power system controller is operable, for each of a plurality of time intervals, to retrieve power usage data from each of the plurality of subsystems during a current time interval. The power system controller is then operable to project power requirements for the plurality of subsystems for a subsequent time interval using the power usage data. The power system controller is then operable to determine at least one power setting for at least one of the plurality of subsystems using the power requirements, and program the at least one of the plurality of subsystems with the at least one power setting. Each powered subsystem may include a voltage regulator that provides the power usage data and is programmed with the at least one power setting.

Abstract: A dynamic power budget allocation system includes a plurality of powered subsystems. A power system controller is coupled to the plurality of powered subsystems. The power system controller is operable, for each of a plurality of time intervals, to retrieve power usage data from each of the plurality of subsystems during a current time interval. The power system controller is then operable to project power requirements for the plurality of subsystems for a subsequent time interval using the power usage data. The power system controller is then operable to determine at least one power setting for at least one of the plurality of subsystems using the power requirements, and program the at least one of the plurality of subsystems with the at least one power setting. Each powered subsystem may include a voltage regulator that provides the power usage data and is programmed with the at least one power setting.

Abstract: A voltage regulator calibrator analyzes voltage regulator output and compares the output with known electrical loads. The calibrator selects a known electrical load, applies the known electrical load to a voltage regulator, receives from the voltage regulator measured output power characteristics of the voltage regulator, compares the known electrical load with the measured output power characteristics, and generates a voltage regulator adjustment value based on the compared values. Embodiments of the present disclosure also include a method for calibrating, the method including selecting a known electrical load, applying the known electrical load to a voltage regulator, receiving measured output power characteristics of the voltage regulator, comparing the known electrical load with the measured output power characteristics, and generating a voltage regulator adjustment value based on the compared values.

Abstract: A dynamic power budget allocation system includes a plurality of powered subsystems. A power system controller is coupled to the plurality of powered subsystems. The power system controller is operable, for each of a plurality of time intervals, to retrieve power usage data from each of the plurality of subsystems during a current time interval. The power system controller is then operable to project power requirements for the plurality of subsystems for a subsequent time interval using the power usage data. The power system controller is then operable to determine at least one power setting for at least one of the plurality of subsystems using the power requirements, and program the at least one of the plurality of subsystems with the at least one power setting. Each powered subsystem may include a voltage regulator that provides the power usage data and is programmed with the at least one power setting.

Abstract: A power system is coupled to a powered system and a system capacitance. The power system includes a power system output sensor, a power conversion device, and a power system output controller. The power system output controller includes a powered system threshold that is related to a power excursion capability of the powered system. The power system output controller is operable, in response to receiving a power system output signal from the power system output sensor that exceeds the powered system threshold, to control the power conversion device to increase the power system output from the power conversion device in order to increase the energy stored in the system capacitance for use by the powered system during a power excursion. The powered system may include processors that draw power from the system capacitance during power excursions so as to not exceed the limits of the power system.

Abstract: A power management system includes a power system. A powered component is coupled to the power system. A power detect circuit is coupled to the power system. A power system controller is coupled to the power system, the powered component, and the power detect circuit. The power system controller is operable, for each of at least one workload run using the powered component, to program the power detect circuit with a first threshold for a first system operation setting and determine that the first threshold was not exceeded while the workload was running. The power system controller is then operable to program the power detect circuit with a second threshold for the first system operation setting, determine that the second threshold was exceeded while the workload was running and, in response, use the second threshold to allocate power from the power system.

Abstract: A method of one-line power mapping in a datacenter includes providing from a management system a pre-defined pattern to a rack system, in response to providing the pre-defined pattern, directing the rack system to enable a power supply unit of the rack system and to modulate a power usage of the rack system to encode the pre-defined pattern onto a power cable, wherein the power supply unit receives operating power from a power distribution unit via the power cable, receiving at the management system a power level signal from the power distribution unit, decoding at the management system the pre-defined pattern from the power level signal, and determining that the rack system is connected to the power distribution unit in response to decoding the pre-defined pattern.

Abstract: A power system is coupled to a powered system and a system capacitance. The power system includes a power system output sensor, a power conversion device, and a power system output controller. The power system output controller includes a powered system threshold that is related to a power excursion capability of the powered system. The power system output controller is operable, in response to receiving a power system output signal from the power system output sensor that exceeds the powered system threshold, to control the power conversion device to increase the power system output from the power conversion device in order to increase the energy stored in the system capacitance for use by the powered system during a power excursion. The powered system may include processors that draw power from the system capacitance during power excursions so as to not exceed the limits of the power system.

Abstract: A power management system includes a power system. A powered component is coupled to the power system. A power detect circuit is coupled to the power system. A power system controller is coupled to the power system, the powered component, and the power detect circuit. The power system controller is operable, for each of at least one workload run using the powered component, to program the power detect circuit with a first threshold for a first system operation setting and determine that the first threshold was not exceeded while the workload was running. The power system controller is then operable to program the power detect circuit with a second threshold for the first system operation setting, determine that the second threshold was exceeded while the workload was running and, in response, use the second threshold to allocate power from the power system.

Abstract: A voltage regulator calibrator analyzes voltage regulator output and compares the output with known electrical loads. The calibrator selects a known electrical load, applies the known electrical load to a voltage regulator, receives from the voltage regulator measured output power characteristics of the voltage regulator, compares the known electrical load with the measured output power characteristics, and generates a voltage regulator adjustment value based on the compared values. Embodiments of the present disclosure also include a method for calibrating, the method including selecting a known electrical load, applying the known electrical load to a voltage regulator, receiving measured output power characteristics of the voltage regulator, comparing the known electrical load with the measured output power characteristics, and generating a voltage regulator adjustment value based on the compared values.

Abstract: A supplemental power system includes a powered component, a removable module interface with a plurality of pins, and a plurality of system connections. A system controller detects a first type removable module coupled to the removable module interface and allows signals from the system connections to be transmitted to the first type removable module through the plurality of pins. The system controller detects a second type removable module coupled to the removable module interface and allows power from the second type removable module that is received through the plurality of pins to be transmitted to the powered component while not allowing signals from the system connections to be transmitted to the second type removable module through the plurality of pins. Power that is stored in the second type removable module may be provided to the powered component in response to a detected power excursion by the powered component.

Abstract: A power system is coupled to a powered system and a system capacitance. The power system includes a power system output sensor, a power conversion device, and a power system output controller. The power system output controller includes a powered system threshold that is related to a power excursion capability of the powered system. The power system output controller is operable, in response to receiving a power system output signal from the power system output sensor that exceeds the powered system threshold, to control the power conversion device to increase the power system output from the power conversion device in order to increase the energy stored in the system capacitance for use by the powered system during a power excursion. The powered system may include processors that draw power from the system capacitance during power excursions so as to not exceed the limits of the power system.

Abstract: A power management system includes a power system. A powered component is coupled to the power system. A power detect circuit is coupled to the power system. A power system controller is coupled to the power system, the powered component, and the power detect circuit. The power system controller is operable, for each of at least one workload run using the powered component, to program the power detect circuit with a first threshold for a first system operation setting and determine that the first threshold was not exceeded while the workload was running. The power system controller is then operable to program the power detect circuit with a second threshold for the first system operation setting, determine that the second threshold was exceeded while the workload was running and, in response, use the second threshold to allocate power from the power system.

Abstract: A supplemental power system includes a powered component, a removable module interface with a plurality of pins, and a plurality of system connections. A system controller detects a first type removable module coupled to the removable module interface and allows signals from the system connections to be transmitted to the first type removable module through the plurality of pins. The system controller detects a second type removable module coupled to the removable module interface and allows power from the second type removable module that is received through the plurality of pins to be transmitted to the powered component while not allowing signals from the system connections to be transmitted to the second type removable module through the plurality of pins. Power that is stored in the second type removable module may be provided to the powered component in response to a detected power excursion by the powered component.

Abstract: Systems and methods may be implemented in a power device subsystem topology to provide an arbitration and communication scheme between a single consolidated non-volatile random access (NVRAM) memory device and multiple discrete digital power controller devices in a manner that provides data protection and the ability to update the full NVRAM content when needed.

Abstract: A method of one-line power mapping in a datacenter includes providing from a management system a pre-defined pattern to a rack system, in response to providing the pre-defined pattern, directing the rack system to enable a power supply unit of the rack system and to modulate a power usage of the rack system to encode the pre-defined pattern onto a power cable, wherein the power supply unit receives operating power from a power distribution unit via the power cable, receiving at the management system a power level signal from the power distribution unit, decoding at the management system the pre-defined pattern from the power level signal, and determining that the rack system is connected to the power distribution unit in response to decoding the pre-defined pattern.

Abstract: A supplemental power system for IHS power excursions includes a processor and a memory coupled to the processor. A power system is coupled to the processor and a plurality of power supply paths. A first power supply path is operable to supply power at a first voltage from the power system to the processor. A second power supply path is operable to store power from the power system at a second voltage that is greater than the first voltage, and the second power supply path is further operable to supply the power stored at the second voltage to the processor during power excursions by the processor. In some embodiments, the second power supply path may include a boost converter to increase power at the first voltage to the second voltage, or may receive power output at the second voltage from a supplemental power rail in the power system.

Abstract: A power management system includes a power system. A powered component is coupled to the power system. A power detect circuit is coupled to the power system. A power system controller is coupled to the power system, the powered component, and the power detect circuit. The power system controller is operable, for each of at least one workload run using the powered component, to program the power detect circuit with a first threshold for a first system operation setting and determine that the first threshold was not exceeded while the workload was running. The power system controller is then operable to program the power detect circuit with a second threshold for the first system operation setting, determine that the second threshold was exceeded while the workload was running and, in response, use the second threshold to allocate power from the power system.

Abstract: A power system is coupled to a powered system and a system capacitance. The power system includes a power system output sensor, a power conversion device, and a power system output controller. The power system output controller includes a powered system threshold that is related to a power excursion capability of the powered system. The power system output controller is operable, in response to receiving a power system output signal from the power system output sensor that exceeds the powered system threshold, to control the power conversion device to increase the power system output from the power conversion device in order to increase the energy stored in the system capacitance for use by the powered system during a power excursion. The powered system may include processors that draw power from the system capacitance during power excursions so as to not exceed the limits of the power system.

Abstract: A dynamic power budget allocation system includes a plurality of powered subsystems. A power system controller is coupled to the plurality of powered subsystems. The power system controller is operable, for each of a plurality of time intervals, to retrieve power usage data from each of the plurality of subsystems during a current time interval. The power system controller is then operable to project power requirements for the plurality of subsystems for a subsequent time interval using the power usage data. The power system controller is then operable to determine at least one power setting for at least one of the plurality of subsystems using the power requirements, and program the at least one of the plurality of subsystems with the at least one power setting. Each powered subsystem may include a voltage regulator that provides the power usage data and is programmed with the at least one power setting.