73 results about "Dynamic power management" patented technology

According to the task scheduling and resource management system and method provided by the invention, full-link automatic management from peripheral event triggering to resource dynamic allocation and recovery is realized through close cooperation of the peripheral collaborative network, the dynamic power management module, the task scheduling module, the self-adaptive clock module and the exception monitoring unit. Compared with the prior art, the system not only can perform hardware-level scheduling in real time according to task priorities and system loads, but also can improve energy efficiency through regionalized power supply and clock frequency adjustment, supports rapid recovery and storage of task contexts, has a perfect fault monitoring and isolation mechanism, and is high in practicability. Therefore, the real-time performance, the energy consumption efficiency and the operation reliability of the system are obviously improved.

The invention discloses an MPC-SP-based all-vanadium redox flow battery constant-power charging and discharging control method, which is applied to an energy storage control system composed of an MPC-SP controller, a PCS and an all-vanadium redox flow battery, and is characterized in that the controller dynamically and accurately adjusts the power output to the battery based on preset SOC interval division, and the power output to the battery is increased along with the increase of the actual SOC value of the battery. The power is increased in stages. Meanwhile, the controller pays attention to the voltage Ud of the battery end all the time, and when the Ud reaches a voltage limiting value, the constant voltage mode is switched, so that the battery is effectively prevented from being damaged due to overhigh voltage. The state-based dynamic power management is much safer, more flexible and more intelligent than traditional fixed constant power control. According to the invention, the change rate of current in the charge-discharge process of the all-vanadium redox flow battery can be reduced, the service life of the battery is prolonged, and the safety is guaranteed.

The invention discloses a dynamic power management method for an all-electric ship hybrid energy storage system. The method comprises the following steps: S1, establishing a direct-current voltage dynamic model and a ship hybrid energy storage system model based on a ship micro-grid structure of a ship; s2, establishing a multi-working-condition propulsion power model based on the movement mechanism of the ship; s3, establishing a joint SOC-SOP estimation model based on the nonlinear relationship among the state of charge, the battery power characteristics and the ambient temperature; s4, on the basis of the direct-current voltage dynamic model, the ship hybrid energy storage system model and the multi-working-condition propulsion power model, establishing a dynamic power distribution model; and S5, estimating an available power range of the battery through a combined SOC-SOP estimation model, inputting the available power range into the dynamic power distribution model, obtaining a dynamic power distribution strategy, and realizing dynamic power distribution of the ship hybrid energy storage system. According to the method, the dynamic power management of the hybrid energy storage system of the all-electric ship under the uncertain navigation condition is optimized, and the stability and the economical efficiency of a ship power system are improved.

Systems, computer program products, and methods are described for dynamic power management in signal conductors, such as PCIe links. An example system determines an imminent change in link usage based on a combination of the received historical and predicted link usage information. In response, the example system either triggers a transition from a current operational state to a subsequent operational state, or dynamically adjusts a time period associated with the transition of the signal conductor from a current operational state to a subsequent operational state. These operational states are defined within a predefined sequence of operational power states, ranging from low-power states to active states. The adjustment of the transition time period serves as a mechanism to accommodate variations in link usage patterns, ensuring that transitions between operational states are both timely and efficient, optimizing the link's operational efficiency and reducing potential delays in data processing.

The invention discloses a data center power distribution optimization method and system, and the method comprises the steps: building a three-dimensional environment-power consumption correlation field model through monitoring a data center calculation node power consumption signal and environment sensing data, and deeply mining an influence rule of environment factors, such as temperature and humidity, on a power consumption demand; probabilistic power consumption parameters are extracted from the association field by applying a probability inference analysis technology, a power consumption event triggering threshold value is established, and a dynamic power consumption management boundary is formed; a quality demand matrix is generated based on service quality demand difference identification, and a hierarchical power consumption parameter system is constructed; adaptive parameters are obtained through load-power consumption correlation analysis, a power consumption redundant component is identified and converted into a power consumption enhancement cache region, and self-adaptive power consumption adjustment is achieved; and finally, constructing a power consumption control matrix, detecting power consumption imbalance nodes, carrying out balanced pairing, and generating an accurate power consumption management instruction, thereby realizing intelligent optimization control of the power consumption of the data center, effectively improving the energy utilization efficiency and guaranteeing the service quality.

Devices, systems, methods, and processes for dynamic power management in network devices are described herein. Power consumption in network devices may fluctuate due to varying load conditions, leading to inefficiency if all power supply units (PSUs) in these network devices remain active all the time. To address this, a network device is provided with a power management logic that dynamically tunes a count of active PSUs in the network device based on a load demand handled by various PSUs in the network device. The power management logic may receive, from the PSUs, one or more load status signals indicating the load demand handled by the PSUs. Based on the one or more load status signals, the power management logic may determine whether to increase or decrease the count of active PSUs. Dynamically adjusting the count of active PSUs may enhance energy efficiency, reduce costs, and promote sustainability.

The present application belongs to the technical field of computer hardware, and discloses a self-adaptive voltage regulation method for dynamic power management of a notebook computer, comprising: collecting multi-source data, generating a state label, and constructing a four-dimensional situation map; analyzing the task correlation strength and load type through space-time correlation, generating double labels in combination with user behavior; dividing the component safety boundary and allocating multiple types of credit, then forming a DAO smart contract set by constructing a component node network; and formulating state flow rules in combination with the real-time load characteristics of the components; generating a voltage regulation parameter table in combination with a V-F curve, reconstructing a synchronous regulation group and generating a synchronous regulation group configuration table, then executing component voltage regulation and state flow, and generating a state flow completion signal; generating a parameter optimization scheme through three-level feedback, and deducing the expected effect of the quantization scheme to form an evaluation report; and executing the parameter optimization scheme and synchronously updating it to the previous link as a new benchmark.

The invention relates to the technical field of vehicle-mounted emergency power supplies and management thereof, and particularly discloses an automobile emergency power supply self-adaptive output method and system based on dynamic power management, and the method comprises the steps: obtaining the equipment connection state of each output port of an automobile emergency power supply and the remaining electric quantity of the automobile emergency power supply in real time; when a device is connected, identifying a charging protocol type and a power demand parameter of the device through a protocol handshake signal; acquiring preset equipment priority data, and dynamically distributing the power of each output port in real time according to the identification result, the equipment priority data and the residual electric quantity of the automobile emergency power supply; according to the invention, in the actual combined use of multiple modules, the orderly power supply among the functional modules is ensured. In a vehicle-mounted environment, the excellent performance of plug and play of interfaces, automatic protocol identification and multi-device dynamic combination output is realized, and the use convenience and safety are obviously improved.

The invention relates to the technical field of electrical automation control, and discloses a permanent magnet recloser controller for capacitor power taking and supplying and a circuit design method thereof. According to the permanent magnet recloser controller, a multi-stage capacitor electricity taking circuit controls a three-stage capacitor switching combination through an intelligent change-over switch; the self-adaptive current detection module generates a power prediction value by adopting a Hall sensor and a sliding window algorithm; the dynamic power management circuit comprises a switching power supply, a super capacitor and a lithium battery unit; the permanent magnetic mechanism driving circuit generates a pulse signal through an IGBT; and the intelligent reclosing control module performs differential control according to the fault characteristics. The problems that in the prior art, a permanent magnet recloser controller taking and supplying power through a capacitor is unstable in power supply under the variable load working condition, power management lacks self-adaptability, the driving reliability of a permanent magnet mechanism is poor, and a reclosing strategy is solidified are solved.

This invention discloses a constant power charge-discharge control method for vanadium redox flow batteries based on MPC-SP, applied to an energy storage control system consisting of an MPC-SP controller, a PCS, and the vanadium redox flow battery. Based on a preset SOC range, the controller dynamically and precisely adjusts the power output to the battery, increasing the power in stages as the actual SOC value of the battery increases. Simultaneously, the controller constantly monitors the battery terminal voltage Ud; when Ud reaches a voltage limit, it switches to constant voltage mode, effectively preventing battery damage due to excessive voltage. This state-based dynamic power management is far safer, more flexible, and more intelligent than traditional fixed constant power control. This invention reduces the rate of current change during the charge-discharge process of the vanadium redox flow battery, extending battery life while ensuring safety.

Aspects of the disclosure are directed to dynamic power management. In accordance with one aspect, the disclosure includes determining a system state using real-time monitoring of a plurality of input / output (IO) rings; transitioning a subset of a plurality of processing engines to an offline state to decrease from a quantity of the plurality of processing engines in an active power state to a remaining quantity; determining if a software-based data plane is required in the plurality of processing engines that remain in the active power state; and transitioning a data path hardware mode and a plurality of packet data flows for the remaining quantity.

This disclosure is directed to dynamic power management of a device interface based on a desired bandwidth for transporting data by the device interface. A device interface may packetize and transport raw data to a processor core complex or a peripheral device. In different embodiments, the peripheral device or the processor core complex may generate the raw data. The peripheral device and / or the processor core complex may increase or decrease a data bandwidth of the device interface for transporting the data. In different cases, the peripheral device or the processor core complex may dynamically activate and deactivate a different number of data links of the device interface based on dynamically determining the desired bandwidth. The peripheral device and / or the processor core complex may reduce a power consumption of the device interface by dynamically deactivating one or more of the data links based on the desired bandwidth being below the data bandwidth of the activated data links.

The invention discloses a low-power-consumption Bluetooth near-field identity recognition device, a dynamic power consumption management method, a hierarchical encryption storage method and a cross-layer collaborative management method, and relates to the field of near-field recognizing.An MCU and a BLE module integrating 4MB Flash form a core, and data communication is achieved through a UART interface; the dynamic power consumption control unit adjusts a power supply strategy according to the working state of the equipment, and controls the broadcast interval of the BLE module and the power mode of the MCU; the hierarchical storage architecture based on 4MB Flash realizes sensitive data isolation through a hardware encryption engine, and supports dynamic partition access permission switching during operation; a near-field identification trigger interface, a configuration parameter read-write interface and a function expansion interface are provided, distance threshold adjustment and power consumption mode switching are supported, breakthrough between low cost and long endurance is achieved through collaborative design of hardware architecture optimization and dynamic power consumption control, and the method is suitable for large-scale deployment scenes and has wide application prospects. And the full life cycle cost of the terminal equipment is obviously reduced.

The utility model discloses an integrated control system for an electric power inspection unmanned aerial vehicle and the unmanned aerial vehicle thereof. The integrated control system comprises an integrated box body, a computer, a multi-source positioning module and a self-adaptive adjusting mechanism. According to the technical scheme of the utility model, through cooperation of multiple sensors and dynamic attitude adjustment, the inspection efficiency of the power transmission line is significantly improved; an anti-interference design and a redundancy mechanism ensure stable operation in a complex environment; dynamic power management and solar energy supplement reduce energy waste and meet the requirement of green operation; standardized mechanical components are easy to replace, and operation and maintenance cost is reduced.

This application is directed to dynamic power management among multiple memory devices of an electronic system. A plurality of memory devices are coupled into a ring of memory devices, and passes a power data packet along a power control path that tracks the ring of memory devices continuously. During a current cycle, a first memory device receives the power data packet from an upstream memory device on the power control path, and the power data packet includes at least a system power level indicating total power consumption of the plurality of memory devices. The first memory device sets a current power level of the first memory device based on the received power data packet, updates the power data packet based on the current power level, and sends the updated power data packet to a downstream memory device on the power control path.

Devices, systems, methods, and processes for dynamic power management in network devices are described herein. Power consumption in network devices may fluctuate due to varying load conditions, leading to inefficiency if all power supply units (PSUs) in these network devices remain active all the time. To address this, a network device is provided with a power management logic that dynamically tunes a count of active PSUs in the network device based on a load demand handled by various PSUs in the network device. The power management logic may receive, from the PSUs, one or more load status signals indicating the load demand handled by the PSUs. Based on the one or more load status signals, the power management logic may determine whether to increase or decrease the count of active PSUs. Dynamically adjusting the count of active PSUs may enhance energy efficiency, reduce costs, and promote sustainability.

A storage system is provided. The system includes a primary node having a processor and a memory storing scheduling logic; and a plurality of secondary nodes, each of the secondary nodes having a processor and a removable storage memory, where the processors of the primary nodes, when executing the scheduling logic, are configured to: assign priorities to tasks executed by the storage system; monitoring a processing load of the storage system; and monitoring a capacity of the memory system. The processor is further configured to adjust power consumption of a processor of at least one of the plurality of secondary nodes based on the priority of tasks performed by the storage system and the processing load and the capacity of the storage system.

The application relates to the technical field of electrical automation control, and discloses a permanent magnet recloser controller for capacitor power supply and a circuit design method thereof. The permanent magnet recloser controller comprises: a multi-stage capacitor power supply circuit which controls the combination of three-stage capacitors through an intelligent switching switch; an adaptive current detection module which generates a power prediction value by using a Hall sensor and a sliding window algorithm; a dynamic power management circuit which comprises a switching power supply, a super capacitor and a lithium battery unit; a permanent magnet mechanism driving circuit which generates a pulse signal through an IGBT; and an intelligent reclosing control module which performs differential control according to fault characteristics. The application solves the problems of the permanent magnet recloser controller for capacitor power supply in the prior art, such as unstable power supply under variable load conditions, lack of adaptability of power management, poor reliability of the permanent magnet mechanism driving, and fixed reclosing strategy.

This application relates to a temperature and humidity monitoring system and method for low-voltage power distribution equipment. The system, applied to low-voltage power distribution equipment, includes: a temperature and humidity sensing unit for collecting temperature and humidity data of the equipment; a power supply unit connected to the sensing unit and the control unit for supplying power to both; a low-power management unit connected to the power supply unit and the sensing unit; and a control unit connected to the sensing unit and the low-power management unit for analyzing and processing the temperature and humidity data, and controlling the low-power management unit to dynamically adjust the voltage of the power supply unit based on a preset dynamic power management algorithm. This application can significantly reduce battery power consumption and improve battery performance and lifespan.

The invention relates to the technical field of dynamic power consumption of memory calculation, and belongs to a dynamic power consumption optimization system and method based on adaptive memory calculation. The problems of low resource utilization rate, energy efficiency waste, thermal throttling and unstable performance caused by static resource allocation, coarse-grained power consumption control and passive heat dissipation in a traditional memory computing architecture are solved, and high-energy-efficiency, low-delay and high-reliability operation of a memory computing module is achieved.

The application relates to the technical field of central air conditioning system management, and discloses a dynamic power management system based on central air conditioning load characteristics, which mainly comprises a load characteristic analysis module, a power demand prediction module, an energy distribution optimization module and a control execution module. The load characteristic analysis module classifies load characteristics by analyzing historical operation data of the central air conditioning system; the power demand prediction module predicts future power demand in combination with load characteristic classification results and weather forecast data; the energy distribution optimization module generates an optimal energy distribution scheme according to predicted power demand and current power supply conditions by using a genetic algorithm; and the control execution module adjusts the operation of the central air conditioning system according to the optimization results. The system accurately analyzes load characteristics, predicts power demand and optimizes energy distribution, effectively reduces power cost, meets the power demand of the central air conditioning system, improves energy utilization efficiency, and has remarkable economic and environmental protection benefits.

The invention relates to a system for dynamic power management in a signal conductor. Systems, computer program products, and methods for dynamic power management in signal conductors, such as PCIe links, are described. One example system determines an impending link usage change based on a combination of received historical link usage information and predicted link usage information. In response, the example system either triggers a transition from a current operating state to a subsequent operating state, or dynamically adjusts a time period associated with the transition of the signal conductor from the current operating state to the subsequent operating state. The operating states are defined in a predefined sequence of operating power states ranging from a low power state to an active state. Adjustment of the conversion time period is taken as a mechanism, the method can adapt to the change of the link use mode, and timely and efficient conversion between operation states is ensured, so that the operation efficiency of the link is optimized, and potential delay in data processing is reduced.

A system and method for intelligently managing and distributing power from a common power source to multiple Universal Serial Bus (USB) downstream ports. The system integrates dynamic power management capabilities that enable efficient use of the available power and ensure optimal performance of connected devices. The system acquires real-time power consumption data, including current sensing to measure real-time power consumption of the connected devices and provide system wide power monitoring, to provide port power renegotiation based upon the real-time power consumption.

The embodiment of the invention discloses a bionic coupling heat dissipation and dynamic power management method and system oriented to 6G shielding, and an intelligent closed loop with dynamic coordination of heat dissipation and power is constructed by simulating a'body temperature-blood flow 'regulation mechanism of an organism. Temperature fields of hot spots such as a power amplifier chip and a filter are sensed in real time through a built-in multi-point temperature sensor; on the basis, the dynamic power distribution unit adjusts the transmitting power of each radio frequency channel in real time according to a preset temperature rise threshold value and a shielding effectiveness algorithm, so that local overheating is avoided; and meanwhile, the bionic micro-channel heat dissipation module is driven to change the flow speed of the cooling liquid, and accurate heat removal is achieved. According to the invention, it is ensured that a 6G shielding system can continuously, stably and efficiently work in a terahertz frequency band from the inside of equipment, the problems of performance degradation and equipment reliability caused by heat accumulation are solved, and the method is a key for supporting the whole machine to realize long-term compliance shielding.

The invention relates to an ultra-low power consumption Van der Waals heterojunction gas sensor based on alternating current driving. The ultra-low power consumption Van der Waals heterojunction gas sensor comprises a gas sensitive element, an alternating current signal source, measuring equipment and a data processing unit, the gas sensitive element comprises a substrate, an electrode and a Van der Waals heterojunction sensitive layer on the electrode; the Van der Waals heterojunction sensitive layer is formed by compounding a sensitive material and a conductive substrate through Van der Waals force; the alternating current signal source is composed of a direct current power supply, an oscillating circuit and a filter circuit; the measuring equipment is used for measuring complex impedance of the gas sensor under different frequencies; and the data processing unit extracts characteristic parameters according to the complex impedance data so as to identify the gas type and concentration. The gas sensor disclosed by the invention can complete measurement only by needing AC driving power of microwatt level and below, has response to ppb and even ppt level trace gas, can realize on-chip real-time EIS analysis, intelligent identification and dynamic power consumption management, and is easy to develop towards miniaturization, intelligence and array.

This invention relates to the field of power equipment monitoring technology, specifically to a surge arrester monitoring system based on rectifier array energy harvesting and dynamic power management. The system includes an energy harvesting module comprising a rectifier array and an energy conversion unit. The input terminal of the rectifier array is connected to the surge arrester grounding circuit. The energy conversion unit is used to regulate the DC signal and output a DC voltage. An energy storage and management unit has its input terminal connected to the output terminal of the energy conversion unit. A signal acquisition unit has its input terminal connected to the surge arrester valve plate. A lightning strike counting branch is included. A communication module is used to wirelessly upload monitoring and evaluation data. An MCU is connected to the energy conversion unit, energy storage and management unit, signal acquisition unit, lightning strike counting branch, and communication module. This invention solves the problem of energy imbalance in the system, thereby ensuring absolute self-powering and long-term stable maintenance-free operation of the surge arrester online monitoring device throughout its entire lifecycle.

The invention relates to an AI intelligent calculation system power consumption dynamic power management and dynamic voltage and frequency regulation method, and belongs to the technical field of artificial intelligence. According to the AI intelligent computing system, an intelligent hybrid heterogeneous computing architecture of CPU + NPU + FPGA is adopted, computing power improvement of the low-power-consumption miniaturized intelligent computing system can be achieved, and the requirement for high computing power of an AI data processing function is met. The real-time state of the system is judged through a software algorithm, dynamic voltage and frequency regulation is performed on the CPU while dynamic power management of the intelligent computing system is realized, the problems of poor endurance and high energy consumption of an embedded unmanned intelligent platform in a severe environment can be solved, longer endurance of unmanned intelligent equipment in the severe environment can be ensured, and the service life of the unmanned intelligent equipment is prolonged. And the unmanned equipment is enabled to avoid infrared tracking.

A photon detector may include a sensor device and a readout component communicatively connected to the sensor device. The sensor device may include a sensor layer including an array of sensor pixels to generate electrical signals responsive to light radiation incident on the sensor layer, and a detector device connected to the sensor layer. The detector device may include an array of detector elements to convert the electrical signals to digital signals based on photon counting, where each of the detector elements includes an analog stage and a digital stage, and a plurality of digital-to-analog converters (DACs) to output bias signals for the analog stages. The readout component may include a management device to output a set of control signals to the plurality of DACs that may cause modification to one or more of the bias signals to affect a power consumption of the detector device.

The present invention relates to the field of power management technology, specifically to a dynamic power management system and method for extended-range recreational vehicles, including an environment-internal resistance monitoring module that monitors environmental parameters in real time and measures battery internal resistance, and evaluates the environmental threat level through an environmental threat assessment model; a battery stratified sleep control module that stratifies battery groups and calculates battery health to control sleep depth; a wake-up trigger module that calculates the time required for full battery activation based on historical internal resistance recovery data and determines the wake-up start time; a battery progressive wake-up and stop module that performs stratified progressive wake-up according to the quality of battery internal resistance and determines the number of awakened batteries through power verification; and a battery re-sleep module that dynamically corrects battery health and sleep depth based on real-time battery internal resistance combined with accumulated environmental damage, and puts the remaining batteries back into sleep. The present invention can achieve collaborative power management and dynamic battery protection for multiple extended-range recreational vehicles in extreme environments.

The application discloses a kind of energy storage power station SOC calibration method, system, electronic equipment and readable medium;The energy storage power station SOC calibration method includes: receiving the SOC calibration signal sent by the energy storage battery compartment to be calibrated;Based on the current power output value of energy storage power station, future plan value and the full charge or full discharge expected time of the energy storage battery compartment to be calibrated, it is judged whether the current is suitable for the SOC calibration of energy storage battery compartment to be calibrated;If yes, based on the current power output value of energy storage power station, the power target value of each energy storage unit in energy storage power station is calculated to redistribute the power output value of each energy storage unit in energy storage power station.The energy storage power station SOC calibration method, system, electronic equipment and readable medium provided by the application can accurately calculate and adjust the power target value of energy storage unit through dynamic power management, to realize more accurate SOC calibration;While executing SOC calibration, the scheduling demand of power grid is considered, to ensure the responsiveness and reliability of energy storage power station to power grid service.