10 results about "Energy management" patented technology

An energy management strategy for boats and ships is provided. The output and distribution of energy are dynamically adjusted in accordance with commands, tides, time, locations, weather, hydrologic conditions and other factors may impact the sailing, in order to optimize the energy efficiency of boats and ships.

The invention provides a coal mine enterprise energy efficiency management and control system, comprising an on-site energy data acquisition system, an energy comprehensive monitoring subsystem, an energy analysis subsystem, an energy equipment operation and maintenance subsystem and a mobile terminal app application subsystem, wherein the on-site energy data acquisition system is connected to theenergy comprehensive monitoring subsystem; the energy comprehensive monitoring subsystem is connected to the energy analysis subsystem; the energy analysis subsystem is connected to the energy equipment operation and maintenance subsystem; and the mobile terminal app application subsystem is connected to the energy equipment operation and maintenance subsystem and the energy analysis subsystem. According to the technical scheme of the invention, effective control over the energy efficiency of coal mine enterprises is achieved; the energy management process of the enterprises is standardized;the energy management level of the enterprises is improved; the energy utilization rate in the energy production or energy consumption process is increased; and energy utilization of the enterprises is more intelligent, so that the energy consumption cost and the capacity cost of the enterprises are reduced, and the core competitiveness of the enterprises is improved.

Aspects of the present disclosure include anonymous, asynchronous, and randomized control schemes for distributed energy resources (DERs). Such control schemes may include packetized energy management (PEM) control schemes for managing DERs that may provide near-optimal tracking performance under imperfect information and consumer quality of service (QoS) constraints.

A disclosed first energy management apparatus (101a) is provided with: a device information processing unit (301) that saves collected information as device profiles; a device operation processing unit (302); an energy consumption history management unit (305) that saves collected energy consumption histories; a control history processing device (306) that creates optimal energy consumption patterns from the energy consumption histories; and a control history forwarding processing unit (303) that transmits the optimal energy consumption patterns to a second energy management apparatus (101b) in a building adjacent to the building where the first energy management apparatus (101a) is.

A high power control system includes: a single energy source; an energy source management unit configured to manage the energy source; a controller configured to output a PWM control signal under control of the energy source management unit; a plurality of inverters configured to convert a direct current into an alternating current under control of the PWM control signal of the controller; a plurality of filters coupled to output terminals of the inverters; and a plurality of switches configured to regulate connections between the filters and a load under control of a regulation control signal of the controller.

The invention provides an energy storage management device and an energy storage monitor system, relating to the technical field of energy storage system. The device comprises a controller, an energystorage battery pack, and an AC/DC converter, a DC/DC converter and a charging and discharging loop that are connected with the controller, the energy storage battery pack comprises multiple storage batteries that are connected in parallel, the controller is used for receiving a control signal sent by a system monitor, and triggering on and off the AC/DC converter, the DC/DC converter and the charging and discharging loop, so as to manage charging and discharging of the energy storage battery pack. According to the energy storage management device and the energy storage monitor system, each circuit module can be controlled separately, the storage battery parallel connection manner does not need to ensure the consistency of the storage batteries, the circuit structure is simple, the use ratio of the storage battery is improved, post operation and maintenance are facilitated, the environment is protected, and the working efficiency of energy storage management is improved.

The invention provides a front road information-based heavy commercial vehicle hybrid power energy management method. The method comprises the following steps of acquiring the road position information, the gradient information and length information in front of a vehicle by using a high-precision map, and establishing a road gradient prediction model to obtain a predicted road gradient in front of the vehicle; common driving speeds of heavy commercial vehicles with the same vehicle type and similar loads in all sections of national expressways being collected through big data, a vehicle speedprediction model being established, and the predicted vehicle speed being obtained; and calculating the power demand of the vehicle in a period of time in the future by utilizing the predicted vehicle speed and the road gradient, and obtaining the optimal power distribution among all parts of the hybrid power system and the torque and the rotating speed of all the parts by utilizing a dynamic programming algorithm according to the power demand. According to the method, a problem that a transmission dynamic planning algorithm cannot predict future working conditions is solved, accurate planning of future power distribution can be achieved, and then the fuel economy of the hybrid power heavy commercial vehicle is improved.

The invention discloses a hybrid learning-based adaptive real-time energy management method for a more-electric aircraft. The method comprises the steps of S1, establishing a more-electric aircraft energy management model; s2, in an off-line stage, acquiring load configuration data of the more-electric aircraft and inputting the load configuration data into a commercial solver in batches to obtain a solving result of the model, and forming a data set; s3, establishing an integrated deep neural network model; s4, training an integrated deep neural network model based on the data set; and S5, in an online stage, inputting real-time operation scene data into the trained model to obtain an integer solution, judging the feasibility of the integer solution, solving other continuous variables of the more-electric aircraft energy management model by adopting a commercial solver when the integer solution is feasible, otherwise, abandoning the integer solution, and obtaining all variables of the more-electric aircraft energy management model by adopting the commercial solver. The method can adapt to the dynamic operation scene of the more-electric aircraft, reduces the occupation of computing resources, reduces the solving time, improves the energy scheduling rate, and has the real-time performance, the self-adaption performance and the optimality.

The invention relates to a light storage type electric vehicle charging station control switching circuit. The circuit includes a control switch S0, a control switch S1, a control switch S2, a control switch S3, a Buck conversion circuit, a bi-directional DC/DCBUCK&BOOST module and a DSP control module; the DSP can control the control of the control switching circuit according to algorithms; two ends of the control switch S0 are connected with the output end of a solar photovoltaic power generation module and the input end of the BUCK conversion circuit; two ends of the control switch S1 are connected with an energy storage system module and the bi-directional DC/DCBUCK&BOOST module respectively, so that connection control on the energy storage system module can be realized; the control switch S2 are connected with the bi-directional DC/DCBUCK&BOOST module, a mains supply complementary access module and the control switch S3; and the control switch S3 is connected with an electric vehicle charging output module and the mains supply complementary access module. With the above technical schemes of the invention adopted, the light storage type electric vehicle charging station control switching circuit of the invention is simple in structure. Based on the combination of the control switch S0, the control switch S1, the control switch S2, the control switch S3 and direct current conversion, a plurality of working modes can be switched, control and energy management on an optical storage charging station can be optimized, and requirements for safe and reliable on-demand operation under different working conditions can be satisfied.

The invention belongs to the technical field of hybrid vehicle energy management, and discloses an HEV energy management method and system based on hierarchical return TD3. A state space signal and an action space signal of an HEV energy management strategy are selected in combination with a parallel hybrid power vehicle model, a layered return structure is adopted, the layered return structure comprises two return functions and four adjustment layers in total, the control strategy can be adjusted in a targeted mode according to different driving states of the vehicle, and the control strategy is more stable. Unnecessary repeated exploration behaviors are reduced, and the overall performance of an energy management strategy is improved.