163 results about "Energy development" patented technology

The invention discloses a wind energy resource prediction method, system and device and a storage medium, and relates to the field of renewable energy sources, and the method comprises the steps: obtaining the three-dimensional wind field observation data of a target region; performing space-time alignment processing operation on the three-dimensional wind field observation data to generate a space-time sequence; performing multi-source data fusion on the space-time sequence, and constructing a multi-dimensional wind field matrix; establishing a wind energy potential prediction model based on the multi-dimensional wind field matrix; and predicting to-be-predicted wind energy data based on the wind energy potential prediction model to obtain a wind energy resource prediction result. And efficient, accurate and reliable resource evaluation is provided for wind energy development of various terrain areas by constructing a machine learning model.

The invention belongs to the technical field of oil and gas reservoir energy development, and discloses a three-dimensional injection and production well pattern construction method based on a multi-objective algorithm. The problem that the delimited potential area is difficult to effectively use due to the fact that existing potential evaluation is only based on a single index is effectively solved. Comprising the steps that a fault inner core, a fault outer core, a fracture development dense zone and a secondary fracture zone are proposed; carrying out inter-well connectivity analysis on the oil reservoir units by utilizing an oil reservoir engineering method and a numerical simulation streamline method; based on the embedded discrete fracture model, analyzing a remaining oil distribution mode under the control of the nuclear band structure; a multi-parameter comprehensive evaluation system is constructed by combining the remaining oil utilization potential, the displacement power, the flow capacity, the connectivity relation and the reserve abundance; a three-dimensional injection-production well pattern construction technology is formed for an oil reservoir with or without bottom water; based on a multi-objective optimization algorithm, three-dimensional collaborative optimization of the recovery ratio, the well control reserves and the net present value is taken as a core, and a high-efficiency well location deployment technology for different fault zones is constructed.

The invention discloses a wave energy array development site selection method, which belongs to the field of wave energy development and utilization, and comprises the following steps of: 1) processing geographical distribution data by utilizing a GIS (Geographic Information System) spatial analysis method to obtain a limited development area graph layer; and 2) constructing an evaluation index system of wave energy array development site selection, and carrying out standardization processing to obtain a comprehensive evaluation result. And 3) calculating an offshore distance, and generating a refined developable range layer. And 4) carrying out wave direction statistical analysis in the developable range to obtain an array development range. And 5) on the basis of determining the array development range of the target sea area, determining a potential development site. 6, quantitative analysis and trend analysis of the array development capability are carried out with the potential development site as the center point, and the key development site is determined.According to the method, multi-dimensional evaluation indexes such as environment compatibility, resource endowment, technical feasibility and economic rationality are integrated, and a scientific basis is provided for array development site selection of the wave power station.

The invention belongs to the field of ecological environment evaluation and energy development, and discloses an ecological product value evaluation-based onshore wind power project ecological influence evaluation method, which comprises the following steps of S1, determining an onshore wind power project ecological influence evaluation range; s2, determining an ecological product list of the assessment area according to the assessment range, the ecological product list including supply service, adjustment service and culture service indexes; s3, according to the ecological product list, the ecological product value of the evaluation area is calculated, and the ecological product value comprises a supply service value, an adjustment service value and a culture service value; and S4, comparing and analyzing the ecological product values before and after the land wind power project construction, and quantifying the ecological influence of the land wind power project. According to the method, the ecological product value is evaluated through the multi-dimensional indexes, the influence of the wind power project on the ecological system is quantified, a scientific basis is provided for optimizing wind power site selection and protection measures, and coordinated development of the wind power project and ecological protection is promoted.

The invention relates to the field of ocean energy development, and discloses a floating fan anchor chain optimization method and device based on a genetic algorithm and a medium, and the method comprises the steps: obtaining the installation data of a floating fan system; based on the installation data of the floating fan system, a full-coupling numerical model of the mooring system is established by adopting CFD software; a genetic algorithm is adopted to optimize the full-coupling numerical model, and mooring optimization parameters are obtained; the mooring optimization parameters are applied to actual installation of the floating type draught fan system; according to the method, the high-precision full-coupling numerical model is established through the advanced CFD technology, the performance of the floating fan system in the complex marine environment is comprehensively and accurately predicted and evaluated, meanwhile, the mooring system is optimized through the genetic algorithm, the optimal parameter combination is found, the stability and reliability of the system are greatly improved, and the method is suitable for popularization and application. Powerful support is provided for application and development of the floating fan technology under deep sea and severe sea conditions, and remarkable beneficial effects are achieved.

The invention relates to the field of wind and sand prevention and control, in particular to a desert photovoltaic large base peripheral prevention and control system and method. The prevention and control system comprises a main air guide direction prevention and control system and a secondary air guide direction prevention and control system; the main wind direction prevention and control system is sequentially provided with three high vertical sand blocking fences, a lateral anti-lateral quicksand fence, a first sand stabilization grid area with a grid structure, two first plant sand blocking forest belts, a first plant sand stabilization area and a windproof sand blocking dust suppression fence in the direction from the upwind direction to the photovoltaic base. And the secondary wind guide direction prevention and control system comprises a second sand stabilization grid area, a second plant sand blocking forest belt and a second plant sand stabilization area. The sand prevention system can effectively solve the problems that an existing sand prevention technology is low in efficiency, unsustainable and the like, erosion and damage of sand grains to photovoltaic panels and infrastructures are reduced, the power generation efficiency is improved, the maintenance cost is reduced, long-term stable and efficient operation of a desert photovoltaic large base is guaranteed, and powerful support is provided for energy development and ecological protection balance in the desert area.

The invention relates to an ocean temperature difference energy power generation efficiency prediction method and device, and belongs to the technical field of ocean energy development and prediction. Through the self-learning capability of the PINN, the relation between network input (energy accumulator pressure, motor rotating speed, current flowing through a load resistor and time) and network output (system efficiency) is established, and the prediction of the ocean temperature difference energy power generation efficiency is realized. According to the method, the PINN model is used for embedding physical constraints, so that the physical reasonability can still be ensured under the condition of insufficient data, transfer learning except conditions used in a small training data set and training is remarkably improved, high-precision rapid prediction can be realized, and the reliability is improved.

Disclosed are methods, systems, and computer programs for dynamically generating a development plan for a resource site. The methods for example, include receiving seismic data associated with a subsurface of the resource site. The seismic data may be associated with a propagated wavefield within the subsurface of the resource site and can include at least structural geological data associated with the resource site. The methods also include directionally determining a plurality of rate of change data based on the propagated wavefield within the subsurface. The methods further include executing an averaging operation using the plurality of rate of change data and thereby generate an impedance model. The impedance model may be used to generate a development plan which is then used for energy development operations at the resource site.

The invention discloses a numerical simulation method and system for a coal underground gasification process, and belongs to the technical field of energy development. The method comprises the following steps: constructing a gasification cavity, cavity wall and raw coal three-area conceptual model; establishing a kinetic model coupled with five types of chemical reactions (complete oxidation, water vapor conversion, Boudouard reaction, hydrogenization and water-gas shift), and associating porosity change and cavity wall temperature gradient distribution; dynamic evolution prediction of the semi-teardrop-shaped gasification cavity is realized through a numerical flow of cyclically updating the porosity, marking the cavity, calculating the reaction and outputting the synthesis gas; a cavity form and synthesis gas component curve is generated based on a multi-module system (data preparation, numerical calculation, result analysis and visualization). The problem that the gasification cavity evolution simulation precision is insufficient in the prior art is solved, and the method is suitable for UCG engineering design and safety evaluation.

The invention relates to a rock core seepage heat exchange dynamic coupling simulation system based on outlet temperature feedback. The system comprises a multi-medium precise injection system, a gradient temperature control rock core clamping system, an outlet multi-dimensional information sensing system, a dynamic coupling central control system and a pressure compensation and circulation backflow system. The central control system receives feedback signals of the outlet end and adjusts injection power and an axial gradient temperature control area in real time, and deep dynamic coupling of a seepage field, a temperature field and a stress field is achieved. The problems that a traditional experiment is constant in injection temperature and lacks outlet feedback are solved, real stratum temperature scale distribution can be accurately reconstructed, the physical fidelity and data reliability of a heat exchange coupling experiment are remarkably improved, and an advanced experiment supporting platform is provided for basic mechanism research in the field of energy development.

The invention relates to the technical field of wind energy development and utilization, in particular to a multi-source meteorological data dynamic fusion wind power plant simulation method, which comprises the following steps of: accessing satellite remote sensing, a ground observation station, numerical forecasting and wind power plant historical operation data, and outputting standardized meteorological data through format analysis, standardized processing and cleaning; a credibility score is calculated based on multi-dimensional indexes such as data integrity and time consistency, and abnormal data restoration or standby data source switching is achieved; in combination with wind power plant DEM topographic features and a self-adaptive sliding window, the weight of a data source is adjusted in real time through reinforcement learning, and a dynamic weight value is generated; an improved Windpowerlib framework adapts to fusion data, fan parameters are dynamically configured, and an initial simulation result is generated; and collecting real-time data of the wind power plant, and correcting model parameters by using Kalman filtering. The wind power plant simulation precision and timeliness can be improved, the data utilization rate and the model adaptability are enhanced, and the deviation between the simulation result and the actual working condition is reduced.

The invention, which relates to the technical field of new energy power generation, discloses a photovoltaic power generation system using a wind power plant ground and a transmission channel, comprising a wind turbine generator group with a reinforced platform, and a photovoltaic array which is distributed below a fan base platform, a wind power plant road and a power transmission corridor and adopts an adjustable double-sided double-glass assembly with an inclination angle of 15-35 degrees. The wind-solar coupling device comprises a mechanical connection mechanism (a fixed support and a maintenance channel) and an electrical coupling unit (a multi-port converter integrated output is connected to a booster station), the dynamic power regulation and control system (comprising an output prediction module and the like) based on wind-solar complementarity, and the current collection circuit with the current-carrying capacity is designed according to the wind-solar maximum superposition power. According to the system, land occupation and power transmission cost are reduced through collaborative layout, output fluctuation ratio is reduced through dynamic regulation and control, power grid acceptance capability is improved, generating capacity is improved through intelligent design, loss is reduced, energy recovery is realized, operation and maintenance cost is reduced, and the problems of resources, stability and efficiency in new energy development are effectively solved.

The invention discloses a floating type offshore hydrogen-based energy production platform easy to release and a working method thereof, and relates to the field of offshore new energy development. The production platform comprises a platform body, a floating body foundation, a mooring system, a quick plugging device and a dynamic cable. The mooring system comprises at least one mooring assembly, and the quick plugging device is installed between the platform body and the dynamic cable. An auxiliary propeller is installed on one side wall of the floating body foundation and used for moving and adjusting when the platform is positioned and released. The multiple mooring assemblies are connected with a releasing device through anchor chains to achieve disconnection of anchoring positions, the production platform can be withdrawn out of an anchoring area, and platform damage caused by anchor chain breakage in extreme stormy wave environments such as typhoons is avoided. Electrical connection between the dynamic cable and the offshore wind power plant is cut off through the quick plugging device, and the cable is cut off in a non-destructive manner, so that repeated deployment cost caused by traditional cutting is avoided; after release, the production platform can be repositioned through the tug, anchor chains and cables do not need to be cut and relaid, and operation and maintenance are convenient.

The invention discloses an ultra-short-term photovoltaic power prediction method and system based on an image derived graph structure, and belongs to the technical field of new energy development and utilization. The method comprises the following steps: taking a foundation cloud picture as input, performing image element segmentation by using a superpixel segmentation method, and extracting block high-dimensional features by using a ResNet neural network; calculating nodes and edges of a graph structure by taking a historical data time sequence feature and an image partitioning feature as input, realizing embedded construction of the graph structure, and aggregating coupling features of data and an image by using a graph sampling aggregation network; based on the photovoltaic power value, taking the time sequence feature, the image local feature and the global coupling feature as input, and performing multi-modal feature fusion by using a multi-head attention mechanism to obtain a fusion feature vector; and a multi-step prediction result is obtained through an encoder-decoder. The photovoltaic power ultra-short-term prediction precision can be improved, support is provided for safe and stable operation of a power grid, and the method has certain engineering practical value.

Disclosed are methods, systems, and computer programs that determine stratigraphic marker data for energy development operations at a resource site. According to one embodiment, the methods include generating a stratigraphic model for the resource site. The stratigraphic model, for example, comprises a machine learning model having one or more parameters. The methods also include configuring the stratigraphic model using training data following which the trained stratigraphic model is used to generate, based on data captured at the resource site, stratigraphic marker data or geological facies data for the resource site. The stratigraphic marker data or geological facies data comprises geological sequence boundary data indicating uniform or non-uniform sediment deposition information or geological layering information associated with the resource site.

The invention discloses a deep reservoir energy development method, device and equipment, and the method comprises the steps: obtaining a first geological parameter of a target area to be subjected to energy development, carrying out the first drilling and first fracturing of the target area, and obtaining an injection well group, a first production well group and a first fracture network; when it is determined that first energy produced by the first production well group meets a first preset condition, second drilling and second fracturing are conducted on the target area based on second geological parameters of the target area and the first fracture network, and a second production well group and a second fracture network are obtained, and communicating the first crack network, the second crack network, the injection well group and the second production well group to obtain a third crack network, and constructing a heat storage system so as to utilize the heat storage system to perform multi-energy collaborative development on the target area. Through the method, the infrastructure cost and workload of deep stratum energy development can be reduced, the service life of a gas field is prolonged, and the energy development efficiency is improved.

The invention relates to the technical field of climate data processing, and discloses a climate data correction method and system, and the method comprises the steps: obtaining first to-be-corrected data; performing a first screening operation on the first to-be-corrected data to obtain a first screening result, and generating three-channel feature data; inputting the three-channel feature data into a pre-trained first correction network model to obtain three-channel feature data correction output; performing a first division extraction operation on the first to-be-corrected data to obtain a regional feature matrix; and performing first fusion operation on the three-channel feature data correction output and the regional feature matrix to obtain multi-source climate data collaborative correction output. According to the method, the climate data correction precision can be remarkably improved, correction errors are reduced, high-reliability data support is provided for climate prediction, disaster early warning, agricultural production and new energy development, and the development of meteorological services towards the precision and intelligence direction is powerfully promoted.

The invention discloses a method, a system, a medium, equipment and a product for evaluating the landslide risk of a photovoltaic site along a railway in the technical field of electrified railway new energy development. The method comprises the following steps: carrying out Pearson correlation analysis on a railway line photovoltaic site landslide risk preliminary evaluation factor of a target site to obtain a railway line photovoltaic site landslide risk evaluation factor; according to the landslide risk evaluation factor of the photovoltaic site along the railway and the project location sample data set, carrying out landslide prediction by using a BP neural network to obtain a prediction result; and obtaining a contribution value of each photovoltaic site landslide risk evaluation factor along the railway to a prediction result in a prediction process by using an SHAP model, and obtaining a photovoltaic site landslide risk evaluation result along the railway. Aiming at the scene of photovoltaic along the railway, the problem of difficulty in site selection and the like is solved, and the photovoltaic construction efficiency and quality along the railway can be effectively improved.

The invention relates to a new energy development regional planning method based on a digital twinborn technology. The method comprises the following steps: collecting regional multi-source data, and constructing a regional information model based on the digital twinborn technology; collecting regional power grid data and constructing a new energy development capability capacity constraint based on the regional power grid data; forest data of a surrounding area of the area is collected and superposed with three-area three-line vector data of the territorial space to generate a new energy development avoidance constraint; after the new energy development avoidance constraint acts on the regional information model, constructing a new energy development region through the constrained regional information model, and performing building available surface evaluation on the constructed new energy development region to obtain an evaluated new energy development region; and setting the equipment capacity in each evaluated new energy development area based on the new energy development capability capacity constraint.

The invention belongs to the technical field of energy, and particularly relates to a device for recycling waste heat of a power plant to dry biomass fuel and a using method. The device comprises an auxiliary steam header, a pressure matcher, a condenser hot well, a biomass fuel dryer and a flash tank. A gas outlet of the auxiliary steam header and a gas outlet of the condenser hot well are both communicated with a gas inlet of the pressure matcher; an air outlet of the pressure matcher is communicated with a thermal medium inlet of the biomass fuel dryer, a thermal medium outlet of the biomass fuel dryer is communicated with a water inlet of the flash tank, and an air outlet of the flash tank is communicated with an air inlet of the pressure matcher. According to the device, heat of gas generated by the auxiliary steam header and the condenser hot well is recycled to heat and dry wet biomass fuel, the comprehensive utilization rate of energy is increased, and the system operation cost is reduced; and waste heat energy generated by the power plant is utilized in a gradient mode, environmental pollution is reduced, and the environment-friendly energy development direction is met.

The invention discloses an ocean energy recovery and sea water desalination system integrated device in the technical field of crossing of new energy development and water resource treatment, which comprises an ocean power generation module, a wind power generation module and a sea water desalination module, an energy regulation module is arranged between the ocean power generation module and the sea water desalination module and between the wind power generation module and the sea water desalination module; the energy adjusting module is connected with the ocean energy power generation module and the wind energy power generation module and comprises a power detection unit, the power detection unit is composed of a mounting shell and power detection equipment, a leading-in connector is arranged in the middle of the mounting shell, and the leading-in connector can be connected with the ocean energy power generation module and the wind energy power generation module; the lead-in joint is connected with the power detection equipment through the detection connecting piece; the energy storage unit is composed of a converter, electromagnetic coupling equipment and an energy storage part. The problems of difficult power matching, poor power supply stability, low energy conversion efficiency, single coupling mode and the like in the integration process of the existing ocean energy and seawater desalination system are solved.

The application discloses a numerical simulation method and system for a coal underground gasification process and belongs to the technical field of energy development. The method comprises the following steps: constructing a conceptual model of a gasification cavity, a cavity wall and a raw coal three-zone; establishing a kinetic model coupled with five types of chemical reactions (complete oxidation, steam conversion, Boudouard reaction, hydrogen gasification and water gas shift); correlating the porosity change and the cavity wall temperature gradient distribution; realizing the dynamic evolution prediction of a semi-teardrop-shaped gasification cavity through a numerical process of cyclically updating the porosity, marking the cavity, calculating the reaction and outputting the synthesis gas; and generating the cavity shape and the synthesis gas component curve based on a multi-module system (data preparation, numerical calculation, result analysis and visualization). The application solves the problem of insufficient simulation precision of the gasification cavity evolution in the prior art and is suitable for UCG engineering design and safety evaluation.

The invention discloses a fixed wave fluctuation power generation system and method, and relates to the technical field of ocean energy development. The system comprises a frame for stabilizing a power generation floating body or a fixed stand column and the power generation floating body fluctuating along with sea waves, a vertically-installed rack is arranged on the side face of the stand column, a power generation gear meshed with the rack is arranged on the side face of the power generation floating body, and a power generation device is further arranged. The clutch mechanism is provided with a power generation flywheel and a transmission rod and connected with a main shaft of the power generation device, the transmission rod is connected with the power generation gear, the power generation flywheel is provided with an installation hole, the transmission rod is provided with a right-angle clamping groove, and the flywheel is provided with a one-way limiting shaft. According to the method, a fixed wave fluctuation system is adopted for power generation. The system and the method can realize stable, efficient and continuous wave energy power generation, and have the advantages of long service life and low power generation cost. If the technology is popularized and applied, positive and far-reaching influences can be generated on ocean energy development and energy green transformation.

The invention relates to the technical field of ocean energy development and utilization, in particular to a power generation buoy capable of converting wave energy through cross-medium coupling, which comprises an annular floating body, an air turbine, a water turbine, a connecting pipe, a power generation module and a mooring system, the water turbine is fixedly installed in water below the annular floating body, the air turbine is connected with the water turbine through the connecting pipe, the air turbine is connected with the power generation module, the power generation module is fixed above the annular floating body, and the mooring system is moored below the waterline of the annular floating body. The outer rotor, the stator and the inner rotor in the power generation module are coaxially arranged, when the outer rotor and the inner rotor relatively rotate, an inner magnetic field and an outer magnetic field are electromagnetically coupled, and cross-medium coupling conversion wave energy power generation of the device is achieved; the air turbine and the water turbine are connected through the connecting pipe, a pipe shaft of the air turbine and an output shaft of the water turbine transmit energy to the power generation module, power aggregation is achieved, and the power generation efficiency is improved.

The invention belongs to the technical field of ocean new energy development and utilization, and discloses an offshore wind-light-wave-flow combined power generation energy island structure which comprises a plurality of breakwaters, the adjacent ends of the multiple breakwaters are connected to form a circular ring, the inner side walls of the breakwaters are connected with a plurality of supporting film structures correspondingly, and the supporting film structures are arranged on the inner side walls of the breakwaters. A plurality of floating photovoltaics are connected to the ends, away from the water body, of the supporting film structures, a plurality of water passing openings and a plurality of ventilation openings are formed in the upstream face of the outer side of the breakwater, and the water passing openings are formed in the sides, close to the sea surface, of the ventilation openings and located below the sea surface; the wave power generation device has the wave power generation function, the photovoltaic wave dissipation function, the wind power generation device basic function and the ocean current power generation suspension structure function, external wave power generation, internal photovoltaic power generation, upper wind power generation and lower ocean current power generation can be achieved at the same time, and three-dimensional comprehensive development and utilization of ocean resources are fully achieved; and repeated construction of infrastructures is avoided.

The application belongs to the technical field of renewable energy development, and particularly relates to a collaborative control method and system suitable for a high-altitude wind-solar complementary power generation system. The method collects environmental and equipment parameters at a high frequency, constructs a wind power and photovoltaic control model, and predicts wind and light resources based on historical and real-time data. A power generation model is established based on a multi-objective optimization function and system constraints to generate an initial regulation scheme and realize wind-solar-storage collaborative operation. Through real-time collection of operation data, calculation of deviations and analysis of reasons, the system executes immediate control correction or generates a next period strategy correction instruction, thereby completing closed-loop optimization control. The application improves the power supply reliability in high-altitude areas.

The permanent magnets repel like poles and attract unlike poles to another permanent magnet, which is the inherent attribute of the permanent magnets, the generated attraction and repulsion force does not need to consume energy, and the permanent magnets can do work outwards. However, acting is single, and extra energy consumption is needed when the magnetic force is used for repeated acting after the magnetic force is separated. A shear separation scheme is designed to reduce energy consumption, continuously reciprocating attraction and repulsive force is obtained to serve as power of the device, mechanical energy is output outwards, and energy conservation of a shear separation system and energy conservation of magnetic force acting of the device are analyzed from the perspective of physics and belong to two systems respectively. Power of the magnetomotive device comes from magnetic force of a permanent magnet and is not directly related to system input energy, external output mechanical energy is far larger than the system input energy, technical prejudice is overcome, technical means abandoned by people due to the technical prejudice are adopted, and the magnetomotive device free of environmental pollution is invented to do work. The principle that the energy conservation law is not violated is explained through the mass energy conservation law, and a novel energy development scheme free of environmental pollution is provided.

The invention discloses a hydraulic machine with a folding impeller, which belongs to the field of new energy development, mainly comprises a ring pipe, the folding impeller and a chain pulley, and is mainly used for converting vast rivers, lakes, ravines and streams and water resources lost in vain every day into kinetic energy for power generation or mechanical operation output. A plurality of ring pipes can be used for connection, an internal power generation device can output more energy, when incoming water is only in flow velocity or small fall, the long-strip-shaped ring pipes and an external transmission machine can be used for generating power or driving the machine to operate, and as long as the incoming water has the fall and the flow velocity, the blank that water resources are lost in vain can be solved in the field of new energy development.

The present invention relates to a method and device for predicting ocean thermal energy generation efficiency, belonging to the field of marine energy development and prediction technology. Leveraging the self-learning capabilities of the PINN neural network (PINN) model, a relationship is established between network inputs (accumulator pressure, motor speed, current flowing through a load resistor, and time) and outputs (system efficiency), enabling prediction of ocean thermal energy generation efficiency. By embedding physical constraints in the PINN model, the present invention ensures physical rationality even in data-scarce conditions. This method significantly improves transfer learning beyond small training datasets and training conditions, achieving high-precision and rapid predictions and enhancing reliability.

This invention relates to the field of new energy development technology and discloses a new energy assessment method, device, and computer equipment based on mountainous valley regions. This invention targets new energy development areas in mountainous valley terrain and, using meteorological and hydrological coupling software, comprehensively assesses the exploitable wind, solar, and hydropower resources within these areas. Areas not designated as new energy development areas (steep slope areas) are excluded, thereby improving the accuracy of the assessment results and ensuring that the results more accurately reflect the actual exploitable resource quantity. This provides accurate assessment data support for renewable energy development in mountainous valley regions with complex terrain, contributing to the formulation of reasonable energy policies and long-term development plans.