61 results about "Energy management controller" patented technology

The invention discloses a ship intelligent energy management method and system, and relates to the technical field of ship energy management, and the method comprises the steps: collecting operation data and a navigation condition signal, and transmitting the operation data and the navigation condition signal to an energy management controller, dividing ship operation states according to the navigation working condition signals, and constructing an equipment operation priority rule in combination with energy consumption requirements of different operation states; and selecting each energy consumption device according to a device operation priority rule, calculating a target energy supply value of each energy consumption device according to the power consumption load data, distributing the output power data, generating an energy supply instruction of each energy consumption device, and sending the energy supply instruction to an energy consumption device control unit to realize intelligent energy coordination under the driving of an operation state. According to the method, the problems of inaccurate state identification, rough priority division, unreasonable energy distribution and the like in traditional ship energy management are solved, and the operation efficiency and controllability of a ship energy system are improved.

The invention discloses a distributed light storage and charging integrated system, which comprises a photovoltaic power generation unit, an energy storage unit, a charging unit, a power grid interface unit, an energy management controller and a direct current bus, the photovoltaic power generation unit comprises a DC / DC converter, and the photovoltaic power generation unit is connected with the DC bus through the DC / DC converter; the energy storage unit comprises a lithium ion battery pack, a flywheel energy storage device, a bidirectional DC converter and a flywheel controller. The lithium ion battery pack and the flywheel energy storage device are connected to the DC bus through the bidirectional DC converter and the flywheel controller respectively. The charging unit comprises at least one direct-current quick charging pile, at least one alternating-current slow charging pile and a DC / AC inverter, the direct-current quick charging pile is directly connected with the direct-current bus, and the alternating-current slow charging pile is connected with the direct-current bus through the DC / AC inverter; the power grid interface unit comprises an AC / DC converter and is connected with the DC bus through the AC / DC converter. According to the invention, through collaborative design of a modular hardware architecture and an intelligent time-sharing strategy, comprehensive improvement of economy, reliability and functionality of the system is realized.

The invention discloses a core load intelligent power supply system and method and a household data center and energy storage device cooperation system, and the core load intelligent power supply system comprises an energy storage device which is used for storing and providing electric energy; the intelligent distribution box is respectively connected with the energy storage device and the power grid and is used for receiving and managing electric energy from the energy storage device and the power grid; the energy management controller is used for entering an off-grid power supply state through power supply of the energy storage device under the condition that abnormal power supply of the power grid is detected, and controlling the intelligent distribution box to enter an intelligent standby power mode so as to maintain continuous power supply of the core load accessed through the core load switch control branch; and when it is detected that the residual electric quantity of the energy storage device is reduced to a first threshold value, sending an orderly shutdown instruction to the core load through the communication link, so that the core load is safely shut down. According to the scheme, core standby power is carried out on the core load, and it is ensured that transmission data of the core load is not damaged.

The invention discloses an energy management control system and method for a fuel cell electric aircraft, and belongs to the technical field of fuel cells, the energy management control system comprises a fuel cell assembly, a first DC / DC converter, a lithium battery, a solar panel, a second DC / DC converter, an energy management controller and a touch display module, and the lithium battery is used for outputting a second power signal. Energy is distributed according to needs, for example, when the energy consumption of a flight task is high, the hybrid power mode is automatically switched, the energy supply flexibility is enhanced, the touch display module gives consideration to task demand input and energy state display, the operation convenience and the monitoring intuition are improved, finally, the energy utilization efficiency is greatly improved, and the endurance time of the aircraft is prolonged. And meanwhile, the stability and reliability of energy supply in different task scenes are guaranteed.

The invention belongs to the technical field of aviation electric propulsion, and provides a power and thermal management parameter optimization integrated framework suitable for a high-power hydrogen electric propulsion aircraft, which mainly comprises an overall design and parameter optimization module, a power distribution and control module and a comprehensive thermal management analysis module, the overall design and parameter optimization module realizes optimal balance of thrust, energy efficiency and stability of the aircraft through aerodynamic design, mission profile analysis, propulsion system configuration and weight estimation; the power distribution and control module dynamically distributes power output of power sources such as a lithium battery, a hydrogen fuel cell and a hydrogen turbine engine based on a model predictive control method and by means of cooperative work of a top energy management controller and component control units, and the optimal power utilization rate of different flight stages is ensured. The comprehensive heat management analysis module integrates a low-temperature cooling loop, a non-low-temperature heat management system and a temperature monitoring and heat recovery unit, accurately controls and adjusts the temperature and heat consumption of key components, and ensures that the key components always run in a safe temperature range; through parameter transmission and feedback iterative optimization between the modules, the energy efficiency and stability of the aircraft under the high-load condition are remarkably improved, and the development requirements of future high-power hydrogen-electric propulsion aircrafts for high efficiency, low carbon emission and multi-working-condition adaptability are met.

The invention discloses a vehicle multi-power coordination control method and device, a medium and a product, and relates to the field of deep learning, and the method comprises the steps: defining the real-time speed of a vehicle and the real-time remaining capacity of a battery as state variables, and defining the output power of an engine as an action variable; determining awards at all moments based on the instantaneous fuel consumption rate and the residual electric quantity fluctuation degree of the vehicle at all moments; and taking the state quantity at each moment, the action variable at each moment and the reward at each moment as the real-time state of the vehicle. Inputting the real-time state of the vehicle in a preset time period into the trained off-line energy management controller, and determining the reference output power of the engine at each moment in the preset time period; based on the reference output power of the engine at each moment in the preset time period, determining the reference rotating speed of the engine at each moment; and determining the target output power of the engine at each moment according to the reference rotating speed of the engine at each moment and a grey wolf optimization algorithm. And the stability and the energy utilization rate in the vehicle running process are improved.

The invention discloses an optical storage diesel energy management system and method. The system comprises a photovoltaic power generation system, an energy storage system, a diesel power generation system, an alternating current bus, a load and an energy management controller. The photovoltaic power generation system, the energy storage system, the diesel power generation system and the load are all electrically connected with the alternating current bus, and the photovoltaic power generation system, the energy storage system and the diesel power generation system are all in communication connection with the energy management controller; and the energy management controller controls the operation states of the photovoltaic power generation system, the energy storage system and the diesel power generation system according to the photovoltaic power generation power of the photovoltaic power generation system, the total load power of the load, the energy storage charge state of the energy storage system and a priority control strategy. According to the invention, the photovoltaic power generation system is directly and electrically connected to the AC bus, so that the photovoltaic power loss can be avoided, the system operation efficiency is improved, and the real-time cooperative control of three paths of energy sources of the photovoltaic power generation system, the energy storage system and the diesel power generation system is realized through the photovoltaic power generation power, the total load power and the energy storage charge state.

The invention discloses a photo-thermal coupling self-powered tracking driving system, relates to the technical field of photovoltaic power generation, and solves the problems of energy consumption waste and use limitation in the prior art. The thermoelectric conversion module generates power by utilizing the temperature difference between waste heat generated by the photovoltaic panel in an illumination working state and the environment, the photovoltaic panel and the thermoelectric conversion module are electrically connected with the hybrid energy storage unit, and the hybrid energy storage unit comprises a capacitor and a rechargeable battery which are connected in parallel; the energy management controller is electrically connected with the photovoltaic panel, the thermoelectric conversion module and the hybrid energy storage unit and used for collecting the environment illumination intensity, the electric quantity state of the battery and the terminal voltage of the capacitor and generating a control instruction based on collected signals, and the driving mechanism is connected with the energy management controller and used for driving the hybrid energy storage unit to work. And driving the photovoltaic panel to adjust the azimuth angle and / or the elevation angle in response to the control instruction so as to perform sun tracking motion. The use adaptability is improved, and energy waste is reduced.

The invention provides a computer time-sharing power supply control method based on a power grid and an energy storage system. The method comprises the steps that real-time electricity price data of a regional power grid and load rate data of the regional power grid are acquired in real time; under the condition that the load rate data of the regional power grid exceeds a preset peak threshold value and the real-time electricity price data is in a peak-time electricity price interval, controlling an energy storage system to supply power to a computer equipment cluster at dynamic adjustable power; and when the load rate data of the regional power grid is lower than a preset valley threshold value and the real-time electricity price data is in a valley electricity price interval, the energy management controller closes the power supply output of the energy storage system, and supplies power to the computer equipment cluster through the power grid. According to the technical scheme, the energy storage system is used for supplying power to the computer equipment cluster at the peak of the power grid load, and the mains supply is used for supplying power to the computer equipment cluster at the valley of the power grid load, so that the operation cost of the computer equipment cluster can be effectively reduced, and meanwhile, the stability of the computer equipment during execution and operation of the calculation task is ensured.

The invention belongs to the technical field of new energy power systems, and particularly relates to an intelligent land-based unmanned platform hydrogen-lithium hybrid power system and a management method.The system comprises a gas supply module, a power supply module, an energy storage module, an energy management controller and a slope sensor, the energy management controller is configured to control the energy storage module to output power for the main power source when the slope angle detected by the slope sensor is larger than a first set threshold value. When the slope angle is smaller than or equal to the first set threshold value, the fuel cell is controlled to output power for the main power source.

This invention discloses a fuel cell hybrid propulsion system and its power fluctuation-consumption synergistic optimization method. The system includes a fuel cell power generation unit, a lithium-ion battery unit, an electric drive unit, a sensing and data acquisition unit, and an energy management controller. Based on near-end strategy optimization, an intelligent agent is constructed with system state and operating condition information as input and power source power allocation commands as output. A reward function integrating total energy consumption penalty and power fluctuation penalty is designed to drive the intelligent agent to learn the optimal energy management strategy in a continuous action space. This invention can suppress frequent and drastic fluctuations in lithium-ion battery power, extend battery life, ensure system safety, and minimize overall hydrogen fuel consumption while meeting dynamic power demand and safety constraints. It achieves synergistic optimization of long-term operational economy and system output stability, enabling efficient, smooth, and long-life operation of the hybrid propulsion system in dynamic environments.

The invention discloses a hybrid electric drive loader energy output management method based on end cloud fusion, relates to the technical field of loader energy output management, and solves the technical problems that an existing loader energy management strategy lacks a remote model updating mechanism, and a control strategy cannot be continuously evolved along with the use process. The method comprises the following steps: step 1, determining the type of the loader and building a corresponding mechanical-electric-hydraulic coupling model; 2, an energy output management control strategy based on equivalent fuel oil optimization is built, simulation is conducted on the energy output management control strategy and a mechanical-electric-hydraulic coupling model, and an energy management controller is obtained to form energy output management work MAPload; 3, deploying the mechanical-electrical-hydraulic coupling model to a cloud environment for cloud training, and obtaining an evolutionary energy output management MAPupdate; step 4, updating the energy output management work MAPload based on the evolutionary energy output management MAPupdate; 5, repeating the steps 3-4; the invention provides an end-cloud collaborative closed-loop optimization architecture, which realizes continuous iteration and performance improvement of an energy management system.

The present application relates to a kind of hybrid power transmission system drive control method combined energy management and torsional vibration suppression, belong to hybrid electric vehicle technical field, comprising the following steps: S1: energy management controller distributes the drive power of engine motor according to driver's intention and vehicle driving state, and determines vehicle driving mode;S2: hybrid controller selects corresponding torsional vibration controller according to the driving mode and switching state of vehicle, and additional motor active control torque command is based on the output of energy management controller;S3: motor controller, engine controller and transmission controller receive command, and carry out speed torque control to power source;S4: the torque speed command of controller is executed to each component of transmission system;S5: sensor of each component of transmission system detects current vehicle driving state, and feedback to upper controller.

The present invention relates to the technical field of energy management of integrated energy systems, and relates to a method for controlling an integrated energy system based on a state machine. On the one hand, an integrated energy system is provided, including many system components such as a photovoltaic power generation module, a battery, a power hub, an electrolysis hydrogen production and storage module, a hydrogen storage tank, a fuel cell power generation module, a waste heat recovery module, a power grid, a thermal power user and an energy management controller; on the other hand, an method for controlling energy management of an integrated energy system based on a state machine is provided, including operating load information of each module in the integrated energy system, and state information of the operation of the integrated energy system based on the state machine under different scenario working conditions. The present invention comprehensively considers various factors, optimizes the integrated energy system according to the actual operating load information of each module, establishes an integrated energy system operation optimization model, realizes effective conversion between energy sources such as electricity, hydrogen and heat, and improves the comprehensive energy utilization rate.

The invention discloses an MHC intelligent hybrid power system and a mobile port crane adopting the same. The hybrid power system comprises an internal combustion engine generator set, a lithium battery energy storage device, a driving device, an information acquisition unit and an energy management controller. The lithium battery energy storage device and the driving device are respectively connected with a direct current bus through a bidirectional DC / DC converter and a four-quadrant inverter, and the energy management controller adopts a management architecture in which outer ring rolling prediction and inner ring sliding mode control are coordinated; when the MHC works, the system predicts the load power demand in the future time domain in advance according to the current load information and selects the corresponding working mode, so that the power of the internal combustion engine and the lithium battery pack can be reasonably distributed in the heavy load stage, the internal combustion engine is always located in the optimal fuel economic area, fuel consumption and emission are reduced, the energy efficiency is improved, and the service life of the internal combustion engine is prolonged. Or in a load reduction or braking stage, the lithium battery pack recovers and stores the generated energy, so that the battery capacity and the cost are reduced.

The present invention discloses a robust HDP energy management system and method for an extended-range loader. The system includes a control layer and an execution layer. The control layer includes an on-board data collector, a demand power mapping module, a vehicle system model, an optimization objective function construction module, a robust HDP energy management controller, an engine controller, and a BMS controller. The on-board data collector obtains the vehicle's system state parameters in real time. The demand power mapping module obtains the demand power of the drive motor. The vehicle system model uses the vehicle speed and battery SOC at the next moment as output. The robust HDP energy management controller calculates the power allocated to the engine and the power allocated to the battery pack. The engine controller is used to control the power output of the engine, and the BMS controller is used to control the power output of the battery pack. The present invention reduces the strategy's dependence on the analytical model, has good real-time performance, and the online update method of the vehicle system model improves the working condition adaptability and robustness of the energy management strategy.

This invention discloses a multi-system integrated control method for cold and heat sources based on heat recovery. The method relies on a four-tube combined cooling and heating architecture linked by a central energy management controller, a medical gas compression waste heat cascade recovery system, and a photovoltaic power generation system. This invention can achieve physical coupling of cooling of clean operating rooms and preheating of domestic hot water through a four-tube chiller unit, recovering condensation heat while outputting cooling capacity. It can also achieve energy saving and consumption reduction by uniformly scheduling photovoltaic green electricity, compression waste heat, and cooling and heating capacity through a central energy management controller.

The present invention relates to a method and system for energy distribution management of an electric vehicle with a dual energy source of a lithium battery and a super capacitor. The system includes a lithium battery pack, a super capacitor, an energy management controller, a drive system, an on-vehicle remote terminal, an on-vehicle multimedia, and a cloud platform; a fuzzy controller is provided in the energy management controller; the energy management controller is respectively connected to the lithium battery pack, the super capacitor, the drive system, and the on-vehicle remote terminal; the on-vehicle multimedia is connected to the on-vehicle remote terminal for parameter download requests and data upload requests; the cloud platform is communicatively connected to the on-vehicle remote terminal for data invocation and storage. The present invention not only reasonably plans the energy usage and distribution of a vehicle with a dual energy source on the premise of meeting the vehicle driving requirements, but also proposes a system solution for jointly autonomously updating fuzzy parameters in the cloud, which greatly improves the applicability of this strategy.

The application discloses an energy management system of a UAV fuel cell hybrid power system, comprising a fuel cell group, a lithium battery group and a bidirectional DC-DC power supply controller; the fuel cell group is connected to a DC bus at a load end through the bidirectional DC-DC power supply controller, the lithium battery group is connected in parallel to the DC bus, the bidirectional DC-DC power supply controller collects bus voltage, fuel cell group output voltage and current, initial SOE, minimum SOE, thermodynamic theory output voltage and load power, solves real-time SOE of the fuel cell, and completes multi-working-condition energy management and control through multi-parameter threshold comparison. The application can directly manage and control fuel cell output power and SOE by relying on the bidirectional DC-DC power supply controller, without an additional energy management controller; the lithium battery works adaptively with the bus voltage, BMS control is saved, and the problems of cooperation obstacles and data delay caused by non-uniform interfaces and protocols of BMS and FCS are avoided.

The invention discloses a six-megawatt structural unit full-hydrogen new energy driving power generation method, and relates to the technical field of new energy power generation, and the method comprises the steps: collecting the wind-solar power generation power, the power grid demand power and the hydrogen storage state, executing the ultra-short-term prediction of the wind-solar power generation power, and obtaining a wind-solar power generation power prediction curve; inputting the wind-solar power generation power, the power grid demand power, the hydrogen storage state and the wind-solar power generation power prediction curve into a digital twinborn model equivalent to a physical unit through an energy management controller, carrying out multi-target look-ahead optimization simulation, and generating an optimal preset control instruction sequence; and issuing the optimal preset control instruction sequence to the electrolytic cell, the proton exchange membrane fuel cell unit and the hydrogen internal combustion engine to obtain a target operation state. By comparing the deviation between the actual operation data and the preset instruction sequence, a new round of data acquisition and optimization adjustment is triggered, closed-loop control is formed, and the look-ahead decision-making ability and the overall operation efficiency in coping with the wind and light volatility and the power grid demand variability are improved.

1. The name of the design product: heating energy controller. 2. The use of the design product: the design product is used for heating energy data collection, centralized management and control. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. The design includes colors. 6. The right view is symmetrical with the left view, and the right view is omitted.

The application provides a millisecond-level prediction suppression method and equipment for reverse power flow in a light storage and charging collaborative scenario, and relates to the technical field of smart grids. The method comprises the following steps: collecting in real time through an energy management controller; predicting a grid connection point according to multi-source operation data flow in combination with the light storage and charging collaborative scenario; presetting a reverse power flow threshold value, comparing the reverse power flow threshold value with a grid connection point net power trend; grading according to a reverse power flow risk index, formulating a collaborative suppression decomposition scheme; and respectively issuing power control instructions to perform millisecond-level prediction suppression of the reverse power flow. The application solves the technical problem in the prior art that only real-time power threshold values are relied on for triggering judgment, there is a lack of advanced perception of the grid connection point power change trend, protection actions can only be performed after the reverse power flow occurs, there is control lag, and the safety and stability of power grid operation are affected. The application changes reverse power flow control from post-disposal to proactive prevention and collaborative optimization, and ensures the stability of power grid operation.

This invention relates to the field of energy-saving technology for construction machinery, and discloses an energy recovery and reuse device for a hydraulic system of construction machinery. The device includes: an energy recovery interface for connecting to the regeneration oil port of the main hydraulic system to form a regeneration circuit; a composite energy storage module for receiving hydraulic energy of different pressure levels from the regeneration circuit and storing and releasing the energy in an optimal manner; an intelligent electro-hydraulic control valve group for controlling the on / off state, flow direction, and flow rate of the recovery and release oil circuits; and an intelligent energy management controller for predicting changes in the overall machine load in real time, dynamically coordinating energy recovery, storage, and release to achieve optimal overall energy efficiency of the hydraulic system. This invention upgrades the recovery of energy from in-situ utilization to global scheduling through multi-source energy recovery and prediction-based intelligent dynamic allocation, enabling precise release at the moment when auxiliary power is most needed, maximizing energy utilization; and significantly reducing fuel consumption.

The present application relates to the technical field of new energy vehicles, and discloses a photovoltaic power generation method and system for new energy vehicle glass and vehicle body outer cover combination, the method comprising collecting electric parameter data and environmental parameter data of each partition of the vehicle power generation glass assembly and the vehicle power generation clothing assembly; calculating a comprehensive power generation index of each partition and a comprehensive power generation index of the whole vehicle; comparing the comprehensive power generation index of the whole vehicle with a predetermined threshold, and performing three-level progressive correction of the electrical parameter domain, the thermophysical property domain and the circuit topology domain according to the comparison result; the corrected electric energy is stored in the energy storage battery group after being processed by the energy management controller; the system comprises a vehicle power generation glass assembly, a vehicle power generation clothing assembly, an energy management controller and an energy storage battery group; the present application realizes the collaborative management and hierarchical regulation of photovoltaic power generation in the vehicle body glass area and the outer cover area, and improves the power generation stability and energy utilization rate of the whole vehicle photovoltaic system under complex working conditions.

This invention discloses a train energy management method, an energy management controller, and a train, relating to the field of energy management. The method includes determining the State of Charge (SOC) range within which the charging and discharging efficiency of the power battery reaches a preset efficiency. Before vehicle operation, if the SOC value of the power battery is less than the maximum value of the SOC range, the fuel cell is controlled to rapidly charge the power battery to the maximum SOC value. When the vehicle is in traction mode, the power battery and fuel cell are controlled to simultaneously supply power to the traction system and auxiliary system. When the vehicle is at a constant speed, if the SOC value of the power battery is greater than the maximum value of the SOC range, the power battery is controlled to supply power to the traction system and auxiliary system. The power battery achieves optimal charging and discharging efficiency only within the SOC range. Therefore, when the power battery's SOC value is below this range, the fuel cell needs to charge the power battery; when it is above this range and not in traction mode, the power battery supplies power to achieve optimal efficiency.

The invention provides a high-voltage battery pack parallel connection device and method based on an energy system. The high-voltage battery pack parallel connection device comprises a high-voltage bus, n battery packs, n switches, a communication bus and an energy management controller. The high-voltage bus comprises an anode bus and a cathode bus which are respectively connected with anodes and cathodes of the n battery packs; a switch is arranged on a circuit between each battery pack and the high-voltage bus, and the switch is controlled by the energy management controller to be switched on and off; each battery pack comprises a BMS controller and a battery array, the BMS controller is connected with the battery array and sends the information to the energy management controller through a communication bus, and the energy management controller judges whether the battery packs are connected into the system in parallel or not according to the obtained battery array information and judgment conditions. According to different working conditions, whether the battery pack in the system has a parallel connection condition or not can be automatically judged, the parallel connection control operation is executed, the stability of system voltage after connection is ensured, and the safety of equipment and the whole system is maintained.

This invention discloses an integrated aviation power energy management controller and control method, comprising: a single modular housing; a battery management module, a power conversion module, a power distribution and protection module, and a microcontroller; wherein the battery management module, power conversion module, and power distribution and protection module are all integrated within the single modular housing; wherein the power conversion module is a bidirectional DC / DC converter using wide bandgap semiconductor devices; the power distribution and protection module includes a solid-state circuit breaker; the battery management module includes a multi-channel battery status monitoring circuit and an isolated current acquisition unit with redundant design; thereby achieving high physical integration of the aircraft while possessing aviation-grade functional safety, highly reliable redundant sensing, and efficient bidirectional energy management capabilities.

The invention discloses a central air conditioner energy management controller which comprises a main machine body shell, a control panel is arranged at the front end of the main machine body shell, a handle controls a gear shaft fixed to the lower end of the main machine body shell to rotate, and a ventilation groove is formed in the upper end of the main machine body shell. When the heat dissipation grid is installed, the protruding blocks are clamped in the clamping grooves, so that the heat dissipation grid is located in the ventilation grooves and prevented from falling into the inner position of the main machine body shell, a gear shaft is rotated by rotating a handle, a gear plate moves through a gear structure, and the heat dissipation grid is installed. According to the utility model, the square slot is formed in the shell, the square slot is inserted into the square slot, so that the heat dissipation grid is mounted, and through the connection mode, when the heat dissipation grid is damaged, the heat dissipation grid can be replaced independently, and the whole shell does not need to be replaced, so that the use cost is reduced.

The invention discloses a fuel cell vehicle queue hierarchical cooperative energy management control method and system, and the method comprises the steps: building a hierarchical cooperative control frame and a fuel cell electric vehicle model based on a network connection fuel cell electric vehicle queue; based on an upper-layer longitudinal motion coordination controller, distributed model prediction control is carried out on the fuel cell electric vehicle model, and the expected torque and speed of the fuel cell electric vehicle are obtained; based on a lower-layer energy management controller, energy management is conducted according to the expected torque and speed of the fuel cell electric vehicle, and the optimal output power of a fuel cell and the optimal output power of a lithium battery are obtained; and fuel cell vehicle queue layered collaborative energy management control is realized. According to the invention, SoC adjustment and equivalent hydrogen energy consumption minimization can be realized, and reasonable power distribution and energy-saving optimization are realized. The fuel cell vehicle queue hierarchical collaborative energy management control method and system can be widely applied to the technical field of battery energy management.

The invention relates to the technical field of unmanned aerial vehicle hybrid power control, and discloses a solar unmanned aerial vehicle energy management control method and system based on a reversible hydrogen fuel cell, a storage medium and computer equipment. According to the characteristics of the reversible hydrogen-oxygen fuel cell, the remaining hydrogen is calculated in combination with the flight working condition; finally, the energy management controller distributes solar cell net power according to the flight height, the hydrogen remaining amount and airborne equipment power, and propeller target input power and fuel cell input or output power are obtained. According to the invention, the endurance time of the unmanned aerial vehicle is remarkably prolonged through an energy management strategy of cooperation of multiple batteries. And the strategy fully considers the flight working condition and the characteristics of the energy storage device, and compared with a strategy only according to solar day and night changes and energy storage electric quantity, the energy regulation and control stability and effect are better when working condition and solar energy change disturbance is coped.