895 results about "Power control system" patented technology

The invention provides a wind power control system based on wind speed prediction, and relates to the field of intelligent scheduling control, and the system obtains a time sequence of real-time wind speed values and historical data of the wind speed values in a preset time period, encodes the real-time wind speed time sequence and historical subsequences respectively, extracts global long-term dependence and local disturbance characteristics, and carries out the prediction of the wind speed values according to the global long-term dependence and local disturbance characteristics. Semantic association of real-time features and historical similar scenes is dynamically fused through decision anchor points, a high-precision wind speed prediction value is generated based on fusion, real-time deviation analysis of the prediction value and cut-out wind speed is carried out, and a hierarchical power limiting strategy is triggered by combining a dynamic threshold adjustment mechanism. According to the scheme, the nonlinear time sequence rule of the wind speed is automatically captured through deep learning, the actual working condition change is dynamically responded, the prediction precision is effectively improved, the control delay is shortened, the power generation efficiency is optimized, and the power grid voltage stability is guaranteed.

The invention discloses a low-carbon flexible coal-fired unit power control system and method, and relates to the technical field of power systems, and the system comprises a cascade waste heat recovery module, a boiler deep regulation and control module, a thermal coordination module, an environmental protection and emission reduction module, an intelligent operation scheduling module and an energy efficiency monitoring module. The gradient waste heat recovery module carries out gradient recovery on flue gas heat energy according to temperature zone grades; the boiler depth regulation and control module is used for regulating combustion air supply and heat absorption paths to realize low-load stable combustion; the thermal coordination module dynamically distributes thermal loads between the multiple heat sources and the thermal units; the environmental protection and emission reduction module jointly controls desulfurization, denitration and wastewater resourceful treatment; the intelligent operation scheduling module generates a load regulation and control instruction and coordinates multi-module response; the energy efficiency monitoring module collects and analyzes energy consumption and emission indexes and assists strategy optimization. The energy efficiency utilization and emission control capability of the unit under the deep peak regulation condition is improved, and flexible, efficient and low-carbon operation is achieved.

The present invention provides a detachable and reconfigurable large-folding manned lunar rover, comprising a front suspension mounting plate, a front bottom plate, a rear suspension mounting plate, a rear bottom plate, a suspension system, a seat, a power supply, a control system, a storage bag, a remote control, an antenna, a connection fixing mechanism, a folding fixing mechanism, wheels, a dual-axle suspension, and a clamping seat. Compared with the traditional lunar rover, the vehicle has a folding and unfolding function to achieve a small envelope launch; at the same time, the whole vehicle has a separation and reconstruction function, and the whole vehicle can be separated and reconstructed into two three-wheeled manned vehicles to ensure the normal progress of the mission when the whole vehicle has a partial failure.

The invention discloses a portable operation and maintenance gateway management and control method and system based on dynamic monitoring feedback, and relates to the field of portable operation and maintenance gateway management and control, and the method comprises the steps: enabling a portable operation and maintenance gateway to be connected between an operation and maintenance terminal and a power control system in series, and carrying out the dual authentication of personnel and equipment; after authentication is passed, operation and maintenance are started, identity, time, position and gateway state of operation and maintenance personnel are collected and monitored in real time, reference information is matched to obtain a matching result, operation and maintenance behaviors are monitored in real time, multi-source data are collected, a management and control strategy is dynamically generated based on risk assessment, and a safety response is triggered; when the equipment is abnormal, an emergency repair mode is switched, non-core authority is relaxed, and whole-course auditing is carried out; the data in the whole operation and maintenance process is uploaded to a remote management platform after structured arrangement, and multi-channel synchronization and delayed uploading are supported when the network is abnormal. The system comprises an authentication module, a risk assessment module, a strategy execution module and a data synchronization module, power operation and maintenance whole-process safety management and control are achieved, efficiency and safety are both considered, and operation traceability is guaranteed.

The invention relates to the technical field of intelligent power control, and discloses an intelligent power control system based on the Internet of Things, and the system comprises a monitoring terminal, a power execution device and a cloud platform control center which are in communication connection. The monitoring terminal collects current and voltage signals; the power execution equipment receives an instruction to switch the switch state; a load monitoring unit of the cloud platform control center determines a fault section and generates and maps a load characteristic curve, a prediction processing unit corrects a power supply path to generate an execution strategy, and a steady state regulation and control unit and a transient state regulation and control unit of the power control unit control execution operation under normal and abnormal working conditions respectively. The monitoring terminal comprises a data acquisition device and the like, and the power execution equipment comprises a circuit breaker and other modules. The system realizes intelligent monitoring, fault positioning and load management and protection of a power system, and improves reliability and efficiency.

An anomaly detection method for an energy storage system includes receiving multiple sensing data retrieved from an electronic component of the energy storage system; inputting the multiple sensing data to a temperature prediction model; respectively receiving the multiple sensing data of same type and computing multiple time-series features related to the type based on the multiple sensing data of the type by each of a plurality of model encoders; outputting the multiple time-series features of each type to a reweighting model; computing a predicted temperature feature based on the multiple time-series features by the reweighting model and outputting the predicted temperature feature to a model decoder; reconstructing a predicted temperature feature by the model decoder to generate a predicted temperature of the electronic component; and determining whether the electronic component operates abnormally by estimating an error between the predicted temperature and a current temperature.

The invention provides a new energy light truck energy distribution method and system, and the method comprises the steps: obtaining the position and track of a vehicle to obtain the road section data of a current driving road section, carrying out the data preprocessing of the road section data, and carrying out the fusion of the preprocessed data, so as to obtain the current load and driving state of the vehicle; inputting the preprocessed data into an initial energy consumption model, introducing a deep learning algorithm to dynamically adjust model parameters of the initial energy consumption model to obtain an iterated target energy consumption model, and obtaining energy consumption coefficient data according to the target energy consumption model; and a motor torque demand curve is generated in real time according to the current load, the road slope and the predicted endurance mileage, torque distribution data are adjusted in combination with an adaptive algorithm, the adjusted torque distribution data are transmitted into a vehicle power control system to obtain real-time operation data of the vehicle, and then energy distribution is conducted on the new energy light truck. According to the invention, the endurance prediction precision is improved, and the real-time adaptive optimization of torque distribution control is realized.

An enhanced lighting control system is provided that utilizes updated communications technology to provide a cost and resource efficient lighting control system that allows for a retrofit installation into existing lighting systems. The lighting control system utilizes single pair ethernet connection protocols, as well as a pulsed power source, to enable the efficiencies.

The invention provides an ad hoc network communication power control system and method based on a centerless node, and relates to the technical field of wireless communication, and the system comprises a link quality evaluation module which is used for evaluating the link quality between a node and an adjacent node; the power adjusting module is used for calculating and adjusting the transmitting power of the node according to the link quality, the service requirement and the energy state; the channel power coordination module is used for monitoring the channel interference condition in real time and dynamically selecting a channel and coordinating power when the interference is relatively large; the energy sensing and limiting module is used for monitoring node energy and limiting a power adjustment range according to an energy state; and the information interaction and synchronization module is used for ensuring accurate exchange and synchronization of information among the nodes. According to the invention, by improving link quality evaluation, optimizing a power adjustment strategy, enhancing interference processing capability and realizing more effective energy management, efficient power control in a dynamically changing network environment is realized, and the overall performance and stability of the network are improved.

The invention discloses an intelligent UPS power supply control system, and relates to the technical field of UPS power supplies, and the system comprises a first detection module, and when the first detection module detects that the electric energy provided by a power supply control module is lower than a first low-voltage threshold value and is greater than a second low-voltage threshold value, the UPS power supply is started; the first battery module or the second battery module and the power supply control module are controlled by the energy-saving control module to carry out electric energy superposition power supply, so that the electric energy consumption of the first battery module and the second battery module is reduced, and the electric energy of the power supply control module is reasonably utilized; the charging and discharging control module automatically controls the first battery module or the second battery module to carry out balanced discharging and controls the first battery module and the second battery module to carry out series discharging, and the charging and discharging control module can carry out balanced charging control. According to the intelligent UPS control system, the cruising ability of the power supply can be increased, the power supply efficiency of the power supply is improved, the charging and discharging safety is improved, and the service life is prolonged.

The invention provides a temperature rise test system, and relates to the field of heating characteristic testing of power equipment. The system comprises a power supply control system, an electric field regulation and control system, an environment simulation system, a discharge detection system, a three-dimensional temperature field monitoring system and a processing system. The power supply control system simulates equipment operation voltage; the electric field regulation and control system simulates a non-uniform electric field in the equipment; the environment simulation system simulates external environment conditions; the discharge detection system detects the partial discharge condition of the equipment under the simulation condition, obtains discharge parameters and transmits the discharge parameters to the processing system; the three-dimensional temperature field monitoring system monitors temperature distribution on the surface and in the equipment and transmits the temperature distribution to the processing system; and the processing system determines an association relationship between the partial discharge condition and the temperature rise based on the temperature distribution and the discharge parameters. Through cooperation of multiple systems, the influence of the external environment and internal electrical parameters on heating of the equipment is comprehensively simulated, and the heating behavior of the equipment under the actual working condition is reflected more truly, so that the accuracy of temperature rise simulation is improved.

A self-contained single-trailer sand-conveyor and mixer system capable of being erected into an operational configuration and reconfigured into a compact highway-travel configuration, without the need for safety harnesses. The system, mounted on a single trailer, includes an input feed hopper for side-loading sand, first and second conveyors for material transport, a sand-liquid blender for producing frac-sand slurry, a vibratory sifter for debris removal, and a discharge funnel with a boot for precise slurry output. The system also integrates automated elevation actuators, and height-maintenance locks. Some embodiments include hydraulic mechanisms to ensure operational stability and worker safety. With pre-assembled components, OSHA-compliant safety features, and a generator-powered control system, this invention offers quick deployment, improved safety, and efficient frac-sand handling.

The invention relates to the technical field of robots, and provides a Robomaster multi-sensor fusion decision-making-based sentry robot which comprises a chassis, a holder, an actuator module, a sensing module, a lower computer and an upper computer. The lower computer comprises a receiving module, a decision module, a distribution module and a motion control module; the upper computer comprises a laser radar navigation module and an image recognition processing module; the decision-making module is used for performing corresponding processing on the received data fusion robot according to the situation faced by the robot; and the distribution module is used for directly sending the received sensing data of the sensing module and the data of the judgment system to the laser radar navigation module and the image recognition processing module. According to the scheme, through multi-sensor fusion and a low-computing-power control system, a complex environment can be sensed more comprehensively, low-delay image processing and path planning are achieved, multiple independent and mutually decoupled modules are integrated, and high expansibility and stability are achieved.

The present invention discloses a demagnetization method based on a weak magnetic environment. A three-axis geomagnetic compensation coil is built outside a passive shielding device. Current is injected into the coil to generate a reverse magnetic field to offset the geomagnetism, thereby providing a weak magnetic environment for the shielding device. Based on the weak magnetic environment, a demagnetization power supply control system and a demagnetization coil are used to demagnetize the passive shielding layer of the magnetic shielding device, thereby further improving the demagnetization performance. This method can not only reduce the cost of using high-performance shielding materials when the magnetic shielding device adopts multi-layer shielding, but also effectively reduce the residual magnetism inside the shielding space, thereby constructing an extremely weak magnetic environment.

The invention discloses a nuclear power plant reactor core optimization power control method based on imitation learning. A reactor core optimization power control model comprising a plurality of intelligent agents and an average layer is constructed based on the imitation learning method; and averaging the output results of the trained agents as a final control result. According to the invention, nuclear power plant reactor core optimization power control is developed based on an imitation learning method, an intelligent agent is trained in a supervised manner to learn a nuclear power plant power control system and decision logic of an operator, and serious consequences caused by direct interaction between an immature intelligent agent and a power plant are avoided while real data of the power plant are effectively utilized. A plurality of agents are integrated by adopting an integrated learning method, so that the model can be suitable for multiple working conditions of peak regulation, normal start-stop and emergency shut-down of a plurality of nuclear power plants. Each agent is optimized based on the Bayesian method in the training process, the optimal hyper-parameter is searched, and the network training efficiency and the fault diagnosis precision are improved.

The invention discloses a decoupling control system and method for a supercritical carbon dioxide direct circulation nuclear power plant. A compressor inlet temperature constant control strategy and a compressor inlet pressure constant control strategy are adopted. A compressor inlet temperature control system adjusts the opening degree of a cooler cold side valve, and a compressor inlet pressure control system adjusts the working medium filling and discharging of a capacity box. In order to guarantee the power supply quality, a transmission shaft rotating speed constant control strategy is adopted, and transmission shaft auxiliary torque is adjusted through a transmission shaft rotating speed control system. In order to ensure the system efficiency, a reactor core outlet temperature constant control strategy is adopted, and a reactor core outlet temperature control system is used for adjusting the opening degree of a control valve; in order to achieve the reactor following operation target, a reactor core power matching demand power control strategy is adopted, the control rod speed is adjusted through a power control system, and based on the neuron PID decoupling control technology, the control target that each output parameter in the system is only influenced by a certain specific input parameter is achieved.

The invention provides an AI intelligent electrochemical multi-effect treatment device, and belongs to the technical field of circulating water treatment. Comprising a main control module, an execution module, a processing module and an auxiliary module, wherein the main control module comprises an AI intelligent control system; the execution module comprises a power supply control system, an electrode system and an automatic electrode reversing device; the processing module comprises a reaction tank and a gas processing system; the auxiliary module comprises an auxiliary component. The AI control system is used for collecting and analyzing water quality data, dynamically adjusting operation parameters and achieving automatic reverse electrode operation, the gas collecting cover is used in cooperation for collecting gas, and then the gas is separated, classified, purified and discharged after safety monitoring, so that the service life of electrodes and equipment is prolonged while efficient water scale removal is achieved, and the water scale removal efficiency is improved. Therefore, the service life, the applicability and the safety of the equipment are improved.

A cooling system for a modular power control system (MPCS) is provided. The MPCS comprises modules. Each module has a chassis with a first manifold segment for first common manifold and a second manifold segment for second common manifold. When the modules are mounts to each other, the first manifold segments align to form the first common manifold and the second manifold segments align to form the second common manifold, providing two fluid channels between endcaps. The chassis of at least two modules further have a first opening providing a fluid interface region between the first common manifold and a module specific flow path, and a second opening providing a fluid interface region between the module specific flow path and the second common manifold. The module specific flow path provides at least one fluid branch between the first common manifold and the second common manifold.

The invention discloses a distributed parallel operation control system and method based on a high-power water-cooled power supply. A CAN interface is used for receiving and transmitting protocol signals output by each device in real time; the ARM control system is used for starting a CAN protocol control algorithm, analyzing data and signals received by the CAN interface, judging whether output current of an equipment system is changed or not, judging whether adjustment is needed or not, detecting equipment disconnection or adding of new equipment or the like, and determining the running parameter state of the water-cooling power supply; the power control system feeds back to the ARM control system in real time, calculates an output current value and sends the output current value to the power control system, and the power control system controls loop output power and generates a current sharing control signal. A control command is transmitted through a CAN parallel operation cable and a customized interface protocol to realize parallel operation of a plurality of power supplies and management of the number of the power supplies on the bus, the operation state and logic control. And reliable, stable and rapid data communication and autonomous and controllable distributed parallel operation control can be realized.

The invention discloses an IGBT full-bridge series inverter power supply control system, which relates to the technical field of inverter power supplies and comprises an inverter output module, the inverter output module inverts direct-current electric energy accessed by a power supply module, and when the detected electric energy is larger than a first voltage threshold value or smaller than a second voltage threshold value, the inverter output module outputs the inverted electric energy. The intelligent control module controls the soft switching module to carry out zero-voltage and zero-current soft switching-on processing on a switching element which is not switched on in the inversion output module, the terminal voltage change rate of the switching element in a switched-off state is reduced, zero-voltage soft switching-off is carried out, and when the detected electric energy is smaller than a first voltage threshold value or a second voltage threshold value, the soft switching-off is carried out. The soft switch module cooperates with the auxiliary capacitor module to carry out half-bridge inversion and carries out output compensation or enlarges the output voltage range through the electric energy output by the series compensation module and the inversion control module. According to the IGBT full-bridge series inverter power supply control system, the switching loss can be reduced, the electric energy conversion efficiency and the power supply precision are improved, and the power supply voltage range is enlarged.

A multi-power-source vehicle control system comprises: a first power control device configured with one or more power management components, each for generating a corresponding power control signal; a plurality of control units, one of the plurality of control units being connected to the first power control device, the connection among the plurality of control units being configurable to enable a plurality of driving devices to work cooperatively or independently, and each of the plurality of control units being configured to analyze a corresponding power control signal; a plurality of power controllers being correspondingly connected with the plurality of control units and used for outputting drive signals to the corresponding power devices according to the power control signals analyzed by the corresponding control units.

The invention discloses a whole vehicle power supply control system and control method based on a vehicle use mode, and relates to the technical field of vehicle low-voltage power supply control. The system comprises a central computing unit and an area controller, wherein the central computing unit integrates control logic and functions of an upper layer and performs power supply management on whole vehicle equipment; the area controller becomes a hub of a bottom layer sensor and an actuator and is used for controlling and executing an equipment power supply in the area; a power supply mode switch and a power supply mode relay are cancelled, the control of the whole vehicle power supply does not need active operation of a user, the user only pays attention to function requirements, and the user experience is improved; the power supply of the equipment is actively identified by the vehicle according to the vehicle use mode and function requirements, and the equipment independently supplies power and is more intelligent; in a certain use scene, only the current equipment related to the current function supplies power, and the current can be cut off for the equipment without function requirements, so that the power consumption of waiting for input when the equipment is in an activation mode or a standby mode is reduced.

An enhanced lighting control system is provided that utilizes updated communications technology to provide a cost and resource efficient lighting control system that allows for a retrofit installation into existing lighting systems. The lighting control system utilizes single pair ethernet connection protocols, as well as a pulsed power source, to enable the efficiencies.

The invention discloses a photovoltaic inverter power supply control system and method, belonging to the technical field of photovoltaic inverters, comprising a photovoltaic power generation component, a DC battery electrically connected to the photovoltaic power generation component, a plurality of inverter power supply components electrically connected to the DC battery and a general control system, wherein the general control system comprises a first voltage monitoring module, a voltage control module, a voltage adjustment module, a temperature detection module, a low temperature judgment module, a temperature early warning module and a cycle start-stop module, and the invention has the effect of automatically reducing the operation of the inverter power supply when there is a risk of overheating of the inverter power supply, thereby effectively reducing the possibility of overheating of the inverter power supply.

The invention discloses a fan blade forward and reverse rotation adjustment protection method and system under the environment of too large wind speed and wind sand. The system comprises a power source, a PLC control system, fan blades, a touch screen, a stepping motor, a closed-loop stepping driver, an integrated vibration transmitter and a wind speed sensor. Wind speed monitoring is carried out through a wind speed sensor, vibration monitoring is carried out on fan blades through an integrated vibration transmitter, the wind speed sensor and the integrated vibration transmitter are in signal transmission connection with a control system, and a closed-loop stepping driver of a stepping motor for driving the fan blades is in signal transmission connection with the control system. The control system sends out a pulse or a control signal to control the closed-loop stepping driver, and the closed-loop stepping driver drives the stepping motor to act so as to adjust forward and reverse rotation of the stepping motor in wind and sand environments. The environment state of the fan can be judged by detecting the wind speed and the wind and sand, so that the aim of protecting fan blades by adjusting the reverse rotation of the stepping motor in the wind and sand environment is achieved.

The invention discloses an intelligent monitoring system for a subway platform door, and relates to the technical field of intelligent monitoring. The method comprises the following steps that platform door operation data are transmitted to a station PC terminal; the site PC terminal preprocesses the data and then sends the data to the switch; the camera collects a panel image of the power supply control system, identifies indicator light information and key information of the panel, and sends the information to the switch; the various sensors collect environment data of the equipment room and transmit the environment data to the line server through the comprehensive monitoring network, and indicator light information, key information and platform door operation data are sent to the line server. And the line server analyzes the uploaded data and sends an analysis result to the management end PC. According to the system, the operation state, fault information, PSL / IBP and other operation and use conditions of the platform door of each station are remotely monitored in real time through the system, the state and fault information of the power supply system are monitored in real time, the monitoring strength and supervision efficiency of the subway platform door are improved, and the workload of platform door management personnel is reduced.

The invention discloses a dual-channel bidirectional DC / DC power supply module capable of realizing multiphase interleaved parallel connection, and belongs to the field of power supply management. The dual-channel bidirectional DC / DC power supply module comprises a dual-channel bidirectional DC / DC controller, a switch tube, an energy storage inductor, an energy storage capacitor, a sampling resistor and a peripheral auxiliary resistor capacitor, in addition, two channel high-voltage ports, two channel low-voltage ports, two channel enabling ports, a direction control port, a current configuration port, a clock output port, a clock input port and a multi-phase operation phase configuration port are arranged. Two-channel bidirectional energy flow can be realized by using four switching tubes, phase configuration can be performed on a multi-power module system to realize multi-phase interleaving parallel operation, output voltage ripples are reduced, output power is improved, single-channel current can be configured through a current configuration port, and automatic current sharing of multi-phase interleaving parallel operation is realized. The size of a power system is reduced, complexity and cost of a power control system are reduced, and power supply reliability is improved.

The invention discloses a power control system of a container gantry crane, which relates to the technical field of crane power control, and is characterized in that operation condition data of a modularized lithium battery is acquired, the health state is evaluated, basic battery state information is formed, a short-period operation evaluation model is constructed, and a load prediction curve is output; the method comprises the following steps: carrying out modular battery management, short-period working condition prediction, dynamic power distribution and feedback scheduling, distributing power, adjusting the priority of each driving system, matching a power demand, planning a feedback path, identifying a replacement module, executing a hot plug operation, collecting real-time state data, and carrying out feedback processing. The load prediction of the driving system, the accurate evaluation of the battery state and the optimization of the energy path are realized; and by combining a hot-plug battery replacement structure and closed-loop monitoring of the whole machine state, the power supply regulation and control flexibility and the system operation stability are improved, and the method is suitable for power control of the container gantry crane in a high-frequency operation scene.

The invention provides a power regulation method based on buffer pool compressed air energy storage and an energy storage system, and belongs to the field of power grid dispatching. A comprehensive energy management and power control system receives a real-time power dispatching instruction sent by a power grid dispatching center; the energy storage capacity of the energy storage system and the allowable power change range of the energy storage system are fed back to a power grid dispatching center, so that the power grid dispatching center can conveniently plan and dispatch the compressed air energy storage system, and meanwhile, the comprehensive energy management and power control system receives a signal of a sensor of an air storage chamber of the compressed air energy storage system; and calculating the energy storage capacity of the compressed air energy storage system and the fluctuation power adjustment available power consumption and the frequency modulation available power consumption corresponding to the water level of the buffer pool. The comprehensive energy management and power control system sends a peak regulation power instruction to the compressed air energy storage power control system, and sends a power instruction and a frequency modulation function enable signal to the water pump power control system and the water turbine power control system. The method can provide frequency modulation response for the power grid and stabilize new energy output fluctuation.

The invention belongs to the field of energy storage and power generation combination, and provides a hybrid energy storage and power generation combined power control system and method, and the system comprises a power generation unit, a hybrid energy storage unit, a detection unit, a dynamic frequency response unit, a self-adaptive median calibration unit, and a combined system cooperative control unit. The dynamic frequency response unit dynamically distributes a power instruction based on a power grid frequency deviation delta f and a real-time inertia constant H: when delta f / delta fthgt; one hour power type energy storage is 100% in response; 0.5 lt; when delta f / delta fth is less than or equal to 1, distributing according to a ratio of 7: 3; and when delta f / delta fth is less than or equal to 0.5, the power type energy storage bears all delta P. The self-adaptive median calibration unit adjusts an SOC target value in real time through a dynamic median generator, and power type energy storage out-of-limit locking is avoided in combination with a deviation integrator and a safety boundary protector. And the combined control unit cooperates with multi-source output to realize economic dispatching and frequency stability. The problems of hybrid energy storage dynamic distribution, SOC real-time calibration and multi-source cooperative control are solved.