15results about How to "Improve consumption efficiency" patented technology

The invention discloses a regional power grid new energy consumption prediction and decision support system, which relates to the technical field of smart power grids and new energy, and comprises a data acquisition unit, a characteristic analysis unit, a prediction model construction unit, a decision generation unit and an interactive display unit, multi-source data such as new energy power generation, meteorological information and power grid operation are collected in real time through the data collection unit, key features are extracted through the feature analysis unit, a solid foundation is provided for prediction model construction, the prediction model constructed through the quantum fusion algorithm can accurately predict the new energy power generation capacity and the power grid load, and the prediction efficiency is improved. Meanwhile, the decision generation unit can quickly generate an optimal new energy consumption decision scheme based on a dynamic fuzzy neural network technology, effectively cope with power grid fluctuation and ensure stable operation of a power grid, and the functions jointly improve the utilization rate of new energy and the overall efficiency of the power grid.

This invention discloses a photovoltaic (PV) and energy storage collaborative regulation and management platform and control method, belonging to the field of shipboard new energy storage regulation. It aims to solve the problems of poor adaptability, insufficient safety protection, and lagging regulation in shipboard PV-storage systems. The platform includes a shipboard PV-storage regulation parameter acquisition module, a PV-storage-fuel power collaborative scheduling module, and a marine environment early warning and regulation module. It collects multi-source data and associates it with spatiotemporal tags to construct a dataset and calculate core regulation parameters, predicting PV output trends. It quantifies marine environmental stress factors, couples equipment parameters to analyze failure probabilities, and provides graded early warnings. It executes a three-level scheduling based on "PV priority consumption – energy storage supplementation – fuel oil backup," linking risk levels to dynamically optimize strategies. This invention achieves precise matching of energy supply and demand, reduces the risk of equipment failure caused by the marine environment, ensures continuous power supply to core loads, improves PV consumption efficiency and system stability, and balances environmental protection and operational economy, making it suitable for various shipboard new energy power supply scenarios.

This invention belongs to the field of salt cavern gas storage engineering, specifically disclosing a method for brine treatment, gas storage, and cavity expansion in salt caverns. The method integrates brine absorption, gas storage, and expansion in two salt caverns, A and B. Through the formation of a hydraulic fracturing network and pressure drive by the brine, rapid in-situ absorption of large volumes of brine can be achieved on an engineering scale, significantly improving brine absorption efficiency. Furthermore, hydraulic fracturing modifies the cavity of salt cavern A, increasing the brine storage space in the reservoir, allowing for more efficient and larger-volume brine discharge from salt cavern B, expanding its usable space, and increasing the construction volume of salt cavern B as a compressed air storage facility. In addition, the method reduces or even eliminates the energy consumption and facility investment required for large-scale surface brine concentration and evaporation or long-distance transportation, significantly reducing processing costs.

The invention belongs to the technical field of rural distributed new energy power generation and comprehensive utilization of agriculture and forestry residues, and discloses a distributed green electricity coupled biomass upgrading collaborative system which comprises a new energy green electricity module, a proton exchange membrane water electrolysis module, a biomass gasification module and a synthetic natural gas module. The new energy green electricity module is respectively connected with the proton exchange membrane electrolyzed water module, the biomass gasification module and the synthetic natural gas module; the new energy green power module comprises a wind power generation system or a photovoltaic power generation system; the proton exchange membrane electrolyzed water module comprises a hydrogen outlet and an oxygen outlet, the hydrogen outlet is connected with the synthetic natural gas module, and the oxygen outlet is connected with the biomass gasification module; the biomass gasification module comprises a water outlet and a gasified gas outlet, the water outlet is connected with the proton exchange membrane electrolyzed water module, and the gasified gas outlet is connected with the synthetic natural gas module; the problems of low efficiency and resource waste in the current new energy power generation and biomass utilization process are solved.

The invention provides a quotation decision-making system and method suitable for a sustainable development mechanism. The method comprises the following steps: automatically generating a simulation subject of each quotation participant according to information of each quotation participant, quotation spatial constraints and report spatial constraints; based on a clearing mechanism, the quotation and the report quantity of each simulation subject are cleared during each iteration, multiple iterations are carried out until an iteration cut-off condition is reached, each simulation subject provides the quotation and the report quantity during each iteration, and after each simulation subject provides the quotation and the report quantity, a clearing simulation unit clears the quotation and the report quantity of each simulation subject; and determining a quotation according to the income of the at least one simulation subject after multiple iteration clearing. According to the scheme, a scientific and reasonable decision reference is provided for each subject participating in bidding, and the risk of virtual high offer or ultra-low price loss can be reduced, so that resource configuration can be optimized, the new energy consumption efficiency can be improved, and price fluctuation of a quotation market can be reduced.

The invention relates to a power grid new energy bearing capacity assessment method, and the method improves the adaptability of an assessment result to an actual working condition through bringing a deep peak regulation unit and spatial distribution change into the safety bearing capacity assessment of a power grid. The method comprises the following steps of: analyzing a restriction relationship between deep peak regulation of a unit and new energy bearing capacity, and quantitatively analyzing the starting level of a thermal power generating unit, the starting level of a hydroelectric generating unit, spinning reserve capacity, power supply load and tie line power at the same time, so as to identify key factors which influence the safe and stable operation bearing capacity of a power grid; the deviation of single-dimension evaluation is avoided; moreover, key factors influencing the safe and stable operation bearing capacity of the power grid are identified, and a power grid new energy bearing capacity evaluation result is generated, so that scheduling and planning suggestions of the power grid bearing capacity are effectively proposed, and the new energy consumption efficiency and the safe operation level of the power grid are improved. The method has the advantages of being high in overall adaptability, accurate and efficient.

The invention, which relates to the technical field of energy scheduling, discloses a new-energy-consumption-based source-network-load-storage combined optimization scheduling method comprising the following steps: acquiring an ultra-short-term power prediction curve and historical error data of a new energy station in a target area, and adjusting capability parameters of a conventional generator set, distributed energy storage and an adjustable load; based on historical error data, analyzing time sequence probability distribution of prediction errors, determining a confidence interval of an error amplitude and a confidence interval of an error change rate, and forming a double envelope line representing an uncertainty dynamic range; according to the deviation between the double envelope and the ultra-short-term power prediction curve, generating a corresponding power compensation demand sequence period by period; according to the error change rate confidence interval, generating a corresponding power change rate demand sequence period by period; according to the invention, the power balance capability of the source network load storage system is improved, the operation stability of the power grid is powerfully guaranteed, and the new energy consumption efficiency is obviously improved.

The invention discloses an online deployment method and system based on a household optical storage all-in-one machine cluster. The method comprises the following steps: acquiring basic data of a low-voltage power distribution network; the uncertain factors are preprocessed; establishing a power distribution network model; calculating internal schedulable power or vacant power of the node, and performing energy allocation of the optical storage all-in-one machine in the node; establishing upper and lower layer models of an online deployment strategy, and optimizing input information of upper and lower layers of the power distribution network model; and integrating the optimized input information to obtain the input power of the reference node of the power distribution network, the energy allocation condition between the optical storage all-in-one machines and the reactive power output by the optical storage node. According to the method, a double-layer household optical storage all-in-one machine cluster optimization model is adopted, local electric energy quality optimization and internal mutual support are achieved, the method adapts to the characteristics of multiple points and wide faces of distributed photovoltaic resources, photovoltaic in-situ elimination is achieved, optical storage nodes can be helped to participate in operation of a low-voltage power distribution network, and the stability of the power distribution network is improved.

A vehicle thermal management system. A first coolant loop passes through a battery 110 and a first valve 170. A second coolant loop passes through a heater 290, a cabin 210, and a second valve 270. A first connecting path 310 connects the first valve 170 and a second point of the second coolant loop. A second connecting path 320 connects the second valve 270 and a first point of the first coolant loop 180. The first valve 170 selectively allows coolant to circulate through the first coolant loop or flow to the second point 280 through the first connecting path 310. The second valve 270 selectively allows coolant to circulate through the second coolant loop or flow to the first point 180 through the second connecting path 320. A second cooling unit 260 cools the cabin. The first coolant loop additionally passes through a first cooling unit 160.

The present invention discloses a message consumption method and a message system, wherein N one-to-one corresponding message storage queues and message consumption queues are respectively set on a message consumption server and a message storage server, and messages are stored in the message storage queue according to a preset queue storage order and a message distribution server's mark on the message, and messages are consumed from the message consumption queue according to a preset queue consumption order and a message distribution server's mark on the message, so that the last message consumption and the current message consumption satisfy that each of the message consumption queues consumes messages in units of a preset number according to the preset queue consumption order, thereby ensuring the order in which the messages are consumed. In addition, since N message pulling processes are set on the message consumption server to pull messages from the message storage server at the same time, compared with a single message pulling process, the message pulling efficiency and the message consumption efficiency and message throughput in high concurrency scenarios are improved.

The present invention provides a cold water tank. In the cold water tank, an accommodation space for accommodating a fluid is partitioned by means of partition walls alternately disposed in the transverse direction such that the fluid flows straight along the partition walls, and an evaporator having m evaporation pipes forming an offset and m-1 connection pipes connecting the m evaporation pipes is disposed in the accommodation space opposite to the partition walls so as to be heat-exchanged with the fluid. Therefore, the cold water tank has increased contact surface area heat-exchanged with the fluid and prevents excessive ice formation, and thus provides an enhanced cold water dispensing performance.

A fuel cell power generation system (10) includes a fuel cell (6) generating electric power with hydrogen, a condenser (8) extracting hydrogen contained in steam discharged from the fuel cell (6), and a hydrogen supply route which supplies hydrogen extracted by the condenser (8) to the fuel cell (6).

The application discloses a renewable energy hydrogen production energy storage power generation system, method and device, wherein the system is connected with an electric equipment, a hydrogen production system is configured through renewable energy power generation capacity, and a first hydrogen production amount is obtained through the hydrogen production system; a second hydrogen production amount required by a hydrogen fuel cell power generation system is determined through an electricity demand of the electric equipment. Further, the second hydrogen production amount is compared with the first hydrogen production amount, a hydrogen storage amount required by a hydrogen storage system can be obtained, and the hydrogen storage system is configured according to the hydrogen storage amount, so that the configuration of each subsystem in the renewable energy hydrogen production energy storage power generation system is coordinated, and the safety, economy and stability of the renewable energy hydrogen production energy storage power generation system during operation are guaranteed.

The invention relates to a message consumption method and device, computer equipment, a computer readable storage medium and a computer program product. The method is applied to a group coordination server and comprises the steps of selecting a main consumer from a target consumption group under the condition that message configuration information of the target consumption group changes; sending the message distribution strategy to the main consumer to indicate the main consumer to update the message distribution strategy according to a rebalance decision corresponding to the changed message configuration information to obtain a new message distribution strategy; based on the new message distribution strategy, determining a target consumer and a new subscription scheme to which the target consumer belongs, converting the consumption state of the target consumer into a heavy balance state, and continuously consuming the message in an available state by other consumers in the target consumption group according to the subscription scheme to which the target consumer belongs; and sending the new subscription scheme to the target consumer so as to indicate the target consumer to update the consumption state to the available state and consume the message according to the new subscription scheme, thereby improving the message consumption efficiency.