687 results about "Power control system" patented technology

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 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.

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.

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.

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 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 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.

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 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 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.

The invention discloses a visual measurement device and method for the combustion process of an electronic control solid propellant. The measurement device comprises a grain sample, a power source, a control system, a high-speed camera, a constant-volume combustion bomb, a temperature controller and a gas supply system. The constant-volume combustion bomb comprises a heating element, a combustion chamber and an integrated seat, and the high-speed camera directly faces the visual window; the integrated seat comprises an adapter and an electrode assembly, the electrode assembly comprises an electrode column, an electrode clamping plate and an electrode slice, the electrode slice is attached to the side face of a grain sample, the grain sample is located in an electrode slice excitation area and comprises a medicine core and an insulating layer, and the lower end of the medicine core is an initial combustion section; according to the measuring device, the image technology and the controllable environment cavity are fused, the burning rate of the solid propellant under various working conditions is collected, the burning rate and related burning parameters can be accurately measured without interference under various set working conditions through a grain sample special for non-contact measurement and an exciting electrode assembly, and the measuring method can achieve synchronous triggering collection of multiple physical quantities, so that the measuring efficiency is improved. And the multi-physical coupling combustion characteristics of the propellant can be conveniently analyzed.

The invention discloses a power supply intelligent control management system based on dynamic load identification. The system comprises a data acquisition module, a signal processing module, a dynamic load identification module, a control decision module, an execution and feedback module, a man-machine interaction module and a remote communication module. The data acquisition module is used for performing high-frequency sampling on voltage, current, power factor, active power, reactive power and current waveform data in a power supply circuit; and the signal processing module is used for preprocessing the collected data, including filtering, denoising, normalization and feature extraction. The limitation that a traditional power supply control system can only execute static timing or coarse-grained control is broken through, and dynamic identification, intelligent management and remote interaction control of loads are realized by fusing multiple intelligent algorithms and deep customizable strategies; the method has remarkable technical progress and practical application value in the aspects of energy conservation, safety, intelligence and user experience.

The invention provides an under-water discharge machining system and method for a radiation environment. The under-water discharge machining system comprises a pulse power supply control system, an electric spark machining head device and a servo control system. The pulse power supply control system comprises a power supply control box, a rectifier and a power amplifier which are electrically connected in sequence. And the power amplifier is electrically connected with the servo control system and the electric spark machining head device. The electric spark machining head device is provided with a feedback signal wiring connected to the servo control system. The pulse power supply control system is matched with the servo control system to drive the electric discharge machining head device to guarantee the process of the workpiece to be machined, so that the problem that conventional electric discharge machining equipment cannot be used in the high-radiation and boron-containing water environment is solved.

The invention relates to an NUP-based intelligent control system for a thermal power plant, which combines a DCS with an NPU to construct a novel thermal power control system comprising a control layer, a calculation layer, a communication layer and a management layer. In a calculation layer, traditional control logic is executed in a DCS, and advanced algorithms such as artificial intelligence and the like are executed by an NPU acceleration module; a general compiler is adopted to support a mainstream programming language to construct an algorithm library, and a deep learning framework is combined to improve a function; the data management uses a lightweight database; and the communication layer adopts a high-speed industrial Ethernet and is compatible with a mainstream protocol to realize data interaction. According to the scheme, the defects of insufficient response speed, algorithm processing capability and parallel operation capability when a traditional DCS deals with the problems of new energy fluctuation and the like are solved, and the effects of improving the flexibility and stability of a unit, improving the calculation speed of an AI algorithm, reducing the data query and extraction speed, realizing self-adaptive adjustment of control parameters of the unit and iterative optimization of performance are achieved. And the system has good compatibility and expansibility, and can be seamlessly connected with the existing DCS system.

The invention relates to the technical field of automatic control, and discloses a compact shelving power supply control system comprising a power supply assembly; each compact shelf assembly comprises a driving module and at least one state sensor; and the central control assembly is configured to respond to a target instruction representing the target state of the compact shelving and execute the following operations: S1, updating a discrete time state space model representing the unified behavior of all compact shelving assemblies in real time according to actual state information fed back by the state sensor; and S2, based on the updated discrete time state space model and the representation compact shelving target state. An online identification mechanism is introduced, a system model can be automatically updated according to real-time data, and changes of physical characteristics such as loads and friction are automatically compensated. According to the design, high-precision and high-stability control can be kept for a long time without manual intervention, and the environmental adaptability and robustness of the system are greatly improved.

The invention discloses a multi-physical field test device based on simulation of thunder and dust coupling, belongs to the technical field of climate simulation tests, and provides the following scheme that the multi-physical field test device comprises a test bin, and an upper sealing assembly is arranged above the test bin; the upper sealing assembly is lifted upwards, so that the sealing cloth is pulled open in advance to keep the test bin sealed, the lower sealing assembly is driven by the sliding rod to move upwards, the rotary clamping assembly drives the test piece to be separated from the sealing ring upwards, meanwhile, the protective cover makes contact with the sealing ring, and at the moment, the load bearing plate is lifted upwards by a certain height for material taking operation; in this way, the sealing effect of the test bin can be achieved, sand and dust are effectively prevented from overflowing from the cavity in the sample taking-out process, waste of sand and dust resources is reduced, pollution of the sand and dust to the external test environment is avoided, the environment maintenance cost in the test process is reduced, the sample taking and placing process is controlled through a pure mechanical structure, and the test efficiency is improved. And the damage of strong electromagnetic interference generated during lightning simulation to the power control system is avoided.

The invention relates to the technical field of circuit power control, in particular to a multistage circuit power control system based on an electric light source. The device comprises a power supply module, a power adjusting module and a detection feedback module. Alternating current is converted into direct current through the power supply module to provide stable direct current for system work, the power adjusting module adjusts the power range of the electric light source through a multi-stage power adjusting circuit, the PWM adjusting circuit is adopted to control the output duty ratio, the power of the electric light source is accurately adjusted and controlled to a specific value, and the power control precision is improved. The detection feedback module monitors current parameters and voltage parameters of the electric light source in real time, compares the current parameters and the voltage parameters with preset power parameters, and feeds back adjusting signals to the power adjusting module through a closed-loop control algorithm to form closed-loop control, so that the use flexibility and the energy-saving effect of the electric light source are improved, and stable and safe operation of the electric light source is guaranteed.

The invention belongs to the technical field of power system automation control, and particularly relates to a dual-machine hot standby new energy power control system, which is characterized in that the output end of a main scheduling module is connected with the input end of a first communication management machine, and the output end of a standby scheduling module is connected with the input end of a second communication management machine; the output ends of the first communication management machine and the second communication management machine are connected with the input end of the first switch; the output ends of the main motion module and the standby motion module are connected with the input end of the first switch; and the output end of the first switch is respectively connected with the input ends of the first controller module and the second controller module. The monitoring module keeps communication with the first controller module and the second controller module at the same time, but only displays controller data in a'control 'state and parameter information of the two controllers, and the effect of improving data accuracy and system reliability is achieved.

A first ECU (control device) controls power supplied through a power supply switch, by turning the power supply switch on or off. A second ECU (switching device) turns a power switch on or off. In the first ECU, a processing unit executes non-power supply control processing different from processing relating to control of power supplied through the power supply switch. After a current conduction fault in which a current flows through the power supply switch despite an instruction being given to turn off the power supply switch is detected, the second ECU alternately turns the power switch on and off repeatedly.

The invention relates to a power supply control system and method and a vehicle motor controller, and the system comprises a low-voltage power supply which is used for supplying power to a power supply management module and a drive circuit, and supplying power to a microcontroller and a safety circuit through the power supply management module; the low-voltage power supply is respectively connected with the power management module and the driving circuit; the power supply management module is respectively connected with the microcontroller and the safety circuit; the first high-voltage power supply is used for supplying power to the power supply management module and the driving circuit under the condition that the low-voltage power supply is abnormal, and supplying power to the microcontroller and the safety circuit through the power supply management module; the first high-voltage power supply is respectively connected with the power management module and the driving circuit; the second high-voltage power supply is used for supplying power to the microcontroller, the safety circuit and the driving circuit under the condition that the power supply management module is abnormal; therefore, power can be stably supplied to the microcontroller, the safety circuit and the driving circuit, and the stability and safety of the vehicle motor controller are effectively improved.

To provide a power supply control device and a power supply control method that can appropriately cope with two or more demand response (DR) requests.SOLUTION: In a power supply control system supplying power from an electric power system to a facility, a RA server 200 that is a power supply control device for drawing up a control plan for a distributed power supply (solar cell device, power storage device, and fuel cell device) comprises: a receiving unit that receives demand response requests for requesting supply and demand adjustment in the electric power system; and a control unit that draws up the control plan for the distributed power supply installed in the facility for a target period. When two or more demand response requests are received for the target period as the demand response requests, the control unit draws up the control plan for the distributed power supply on the basis of the degree of priority of each of the two or more demand response requests.SELECTED DRAWING: Figure 3

The invention discloses a method and device for reducing power consumption of a satellite terminal and electronic equipment. The method comprises the following steps: acquiring the original transmitting power of a satellite terminal; the original transmitting power is adjusted through a power control system, the target transmitting power of the satellite terminal is obtained, and the power control system is used for dynamically adjusting the transmitting power of the satellite terminal; determining a target working voltage of the satellite terminal according to the target transmitting power; the target power consumption of the satellite terminal for data communication under the target transmitting power and the target working voltage is determined, and the target power consumption is smaller than the corresponding original power consumption of the satellite terminal under the original transmitting power. According to the communication satellite terminal, the technical problem that energy consumption is too high due to too high transmitting power or too high working voltage during long-time communication of a traditional communication satellite terminal is solved.

An apparatus of a vehicle may comprise a first DC-DC converter configured to convert an input voltage into a first voltage, a first power distributor configured to supply the first voltage to at least one first electrical load, a second DC-DC converter configured to convert the input voltage into a second voltage, a second power distributor configured to supply the second voltage to at least one second electrical load, and a bidirectional converter configured to convert power between power associated with the first low-voltage and power associated with the second low-voltage based on a power conversion request signal generated by one power distributor and provide the converted power to the other power distributor. Each power distributor is configured to determine a spare current amount and transmit the power conversion request signal based on a failure in the other DC-DC converter.

The invention belongs to the technical field of scheduling control of renewable energy hydrogen production systems, and provides a real-time scheduling compensation system and method for a renewable energy hydrogen production system. Obtaining an electrolytic cell cluster scheduling plan, a power grid real-time electricity price signal, a real-time running state of an electrolytic cell cluster and real-time output of renewable energy, which are generated by an optimal scheduling model used by the scheduling platform; secondly, comparing the real-time output of the renewable energy source with the minimum operating power threshold of the electrolytic cell, and generating a compensation decision instruction based on a trust scheduling principle in combination with the real-time electricity price signal of the power grid and the real-time operating state of the electrolytic cell cluster; and then, the compensation decision instruction is issued to a power control system of the electrolytic cell cluster, and the scheduling control system corrects the periodically generated electrolytic cell cluster scheduling plan in real time according to the compensation decision instruction. The hydrogen production amount, the wind energy utilization rate and the overall operation efficiency can be remarkably improved.

The invention provides a ship electric power control system, and belongs to the technical field of power generation, and the system comprises a shaft power generation system which comprises a shaft power generator and a shaft power generation frequency conversion cabinet; the shaft generator is of an up-and-down split structure and comprises a rotor and stators, the rotor is installed on a ship main propulsion shaft, and the stators are located around the ship main propulsion shaft; the rotor is driven by a ship main propeller shaft to rotate and is matched with the stator to generate electricity, and the stator is of an up-down split structure; and the shaft power generation frequency conversion cabinet is electrically connected with the shaft power generator and is used for converting the electric energy generated by the shaft power generator into electric energy required by a ship power grid. The rotor and the stator of the shaft generator are of an up-down half-split structure, the shaft generator can adapt to the surrounding installation environment of the ship main propeller shaft, the installation process is simplified, the damage risk of the ship body structure is avoided, the shaft generator and the shaft generator frequency conversion cabinet are reasonable in layout, the electric energy conversion control precision can be guaranteed, and the electric energy transmission efficiency is improved; the problem that the power supply efficiency is affected by structure and layout problems is solved.

A utility vehicle having a power control system including a key switch with multiple positions corresponding to modes including a park mode, where a parking brake mechanism is engaged for stationary stability; an operation mode, enabling directional movement by disengaging the parking brake and activating the drive arrangement; and a tow mode, which disengages the parking brake and sets the drive arrangement to neutral, allowing for manual maneuvering of the vehicle in either a forward or reverse direction.

The invention provides a magnet power supply control system, and relates to the technical field of data processing, and the system is used for obtaining a parameter setting instruction input by a control terminal, determining control input parameters of each time point according to a set current value and an actual voltage value, constructing a second data matrix according to a historical operation sequence index value, the first data matrix and the second data matrix are superposed to obtain a fusion data tensor, gradient features are extracted according to the fusion data tensor, response fitting degrees between the gradient features and all control paths are calculated, a mode fitting index set is obtained, the maximum response fitting degree is extracted, the state conversion direction is determined, and a state conversion index is obtained; and calling a control parameter mapping path, mapping the logic condition of the physical circuit change into a digital control sequence to obtain a control factor matrix, generating an execution instruction, and sending the execution instruction to a power output execution layer. Hardware control can be replaced by data driving, and stable operation of the magnet power supply is ensured.

The invention relates to the technical field of new energy power system control, in particular to an adaptive power control system based on distributed photovoltaic group dispatching and group control. The self-adaptive power control system based on distributed photovoltaic group regulation and group control comprises a distributed data acquisition module which is used for acquiring illumination intensity, environment temperature, inverter output power and bus voltage of all photovoltaic nodes in real time; according to the method, the threshold value is automatically adjusted along with the environment change through dynamic threshold value calculation and real-time fusion of illumination, temperature and historical voltage deviation data, so that the dynamic threshold value can be synchronously reduced in a photovoltaic shed tree shielding scene when local illumination is suddenly reduced, false triggering caused by threshold value stiffness under a fixed threshold value strategy is avoided, and the reliability of the photovoltaic shed tree shielding scene is improved. And meanwhile, by setting a multi-level power adjustment strategy, a flexible adjustment means is called preferentially, and the photovoltaic unit is cut off only in an extreme scene, so that the loss of power generation is reduced.