48 results about "Alternative energy" patented technology

The invention relates to the technical field of power system optimization control, in particular to an alternative energy storage control system based on power grid operation optimization data analysis. The system comprises a power grid data acquisition module used for acquiring various types of power data; the power grid data processing module is used for determining a fluctuation coefficient of each transformer substation and determining an electric energy stability factor of each transformer substation in combination with correlation between different types of electric data; determining a dynamic stability index of each transformer substation by combining the electric energy stability factor based on the dispersion degree of the acquisition moments corresponding to all the peak values and the average distribution condition of all the elements in each cluster; and the energy storage control module is used for controlling the alternative energy storage control system. According to the invention, by analyzing the uncertainty of the load behavior of the power grid, the control precision of the alternative energy storage control system is improved.

The invention relates to the technical field of fuels and additives thereof, in particular to an alcohol fuel with a catalytic effect and an additive thereof.The alcohol fuel with the catalytic effect comprises C1-C7 alcohol and hydrocarbon, and a rare earth compound catalytic material is used in the fuel; the rare earth compound comprises a hydroxyl group or a phenyl group or a C5-C25 group or a carboxyl group or an amino group or a metal, the alcohol fuel is high in formula calorific value adjustable calorific value, can well adapt to an internal combustion engine or an engine for testing the alcohol fuel, is a novel alternative energy with potential, and can be used for preparing the alcohol fuel. The environmental protection problem of fossil fuel is solved, and the fuel efficiency is accelerated.

Methods, systems, and devices for using a backup capacitor as an alternate energy source via dynamic APL budgeting are described. A memory system may use excess power available at an energy storage device such as a backup capacitor to improve performance under various circumstances. The amount of power reserved for the APL may be dynamically determined based on various conditions of the memory system. The energy reserved for APL recovery may be dynamically budgeted so that excess energy from the energy storage device may be used to improve operations. The energy storage device may be recharged using surplus power when the amount of energy required for operations at the SSD is less than the maximum power budget for the SSD.

Bidirectional isolated universal topology (BIUT) high power DC-DC converter assemblies and systems balance voltages and control currents between high power DC sources and high power DC loads where at least some of the high power DC sources are alternative energy or renewable energy power supplies and high power DC loads associated with alternative energy or renewable energy. The BIUT high power DC-DC converter assemblies and systems are capable of reversing current flow direction where loads become the sources and sources become the load in DC power systems where the supplies and loads are all connected to a common DC voltage bus.

The invention discloses a multi-objective planning method for an integrated energy system containing oxygen-enriched combustion carbon capture, and relates to the technical field of integrated energy system planning and optimized operation, and the method comprises the steps: building an integrated energy system model, combining an oxygen-enriched combustion carbon capture unit, energy storage equipment, two-stage P2G and a dynamic electric power carbon emission factor, and carrying out the optimization of the integrated energy system model; unified calculation of energy coupling of electricity, heat, gas and oxygen and carbon emission is realized; a source-load double-side response mechanism is introduced, and supply and demand collaboration is realized through load reduction, transfer and alternative energy supply and source-side flexible adjustment; a double-layer optimization framework is adopted, the upper layer carries out capacity planning, the lower layer executes operation scheduling, and dual minimization of operation cost and carbon emission is achieved through iterative solution. The carbon capture efficiency and the energy utilization rate are improved, the system flexibility is enhanced, and the operation cost is reduced.

The application provides an enterprise carbon reduction path optimization method based on CCER and energy saving technical improvement cooperation, relates to the technical field of energy saving and emission reduction, and comprises the following steps: acquiring a carbon quota gap of an enterprise; acquiring project data of each alternative energy saving technical improvement project and CCER project; determining an influence relationship of each alternative energy saving technical improvement project on an energy structure of the enterprise; based on the influence relationship, combining the carbon quota gap and the project data, constructing a plurality of candidate carbon reduction paths, and each candidate carbon reduction path comprising an implementation sequence of the energy saving technical improvement project; and optimizing and solving the candidate carbon reduction paths to determine a target carbon reduction path. The application converts an enterprise emission reduction path from a static project set into a dynamic state evolution process, predicts changes in emission reduction potential of subsequent projects by simulating changes in the energy structure of the enterprise caused by previous projects, and thus finds a globally optimal implementation sequence.

A method of operating a mobile machine, including connecting a first power module to the mobile machine, the first power module including a first energy source type, removing the first power module from the mobile machine, and connecting a second power module to the mobile machine, the second power module including a second energy source type, different than the first energy source type.

The field of the technique of the following invention is that of wind and photovoltaic alternative energies. Normally these two solutions involve photovoltaic panels and turbines which are functionally distinct from each other and that also occupy different spaces. This invention proposes a unique support structure that allows the simultaneous use of a solar tracker and one or more turbines. The result is a hybrid device with all the equipment mounted on board that is simple to install.

Offshore floating structure may include one or more mooring lines coupled to an elongated base for anchoring the elongated base to a sea floor. Offshore floating structure may further include a mounting platform coupled to the elongated base and configured to removably couple one or more power support components for supporting one or more offshore operations. The one or more power support components may comprise one or more renewable energy power sources, one or more alternative power sources, one or more power storage systems configured to store and provide energy generated from the one or more renewable energy power sources or the one or more alternative power sources, and one or more electric charging stations configured to receive the energy generated from the one or more renewable energy power sources or the one or more alternative power sources. Offshore floating structure may be manually, remotely, and / or autonomously operated.

In accordance with presently disclosed embodiments, a hybrid drive system that uses multiple sources of mechanical energy to drive a pump is provided. The hybrid drive system may include a first mover for generating first mechanical energy, a pump, a drivetrain for providing first mechanical energy from the first mover to the pump, and a second mover within the drivetrain to generate and provide second mechanical energy to the pump. The multiple sources of mechanical energy may provide flexibility with respect to system design and allow for alternative sources of fuel and energy to be used to drive pumping systems. This may reduce the total diesel fuel consumption necessary to perform a well stimulation operation as well as provide for configurations in which diesel engines may be excluded from the pumping process in favor of alternative energy sources that typically do not have sufficient torque capacity to power a pump.

We teach a novel, refrigeration system, or climate control system comprising the following attachments to a bounded heat reservoir that improves the temperature control capability of the reservoir, for cooling, and also heating the reservoir: low power fans and gravity-driven water spraying for outside cooling, a U duct that assists the outside cooling above besides siphoning out heat from within the reservoir, and a low-pressure water extensible tank embedded adjacently to increase the heat capacity of the doubly-cooled reservoir for a thermal storage benefit that applies when power supply from alternate energy like wind and solar is low.

The invention relates to a block chain energy optimization method and device, equipment, a medium and a computer program product. The method comprises the following steps: acquiring alternative energy data, and establishing an evaluation criterion corresponding to the alternative energy data; respectively establishing a weighted sum model, a risk aversion decision model and a fairness criterion weight model according to the alternative energy data and the evaluation criterion; establishing a multi-target comprehensive optimization model according to the weighted sum model, the risk aversion decision model and the fairness criterion weight model; and determining an energy decision scheme of the current block chain through the multi-target comprehensive optimization model. By adopting the method, the block chain energy optimization efficiency can be improved, and robustness, fairness and optimization efficiency can be considered.

Wind-resistant energy harvesting tower including a main column extending vertically from a base, and a plurality of ledges extending laterally outward from main column, each ledge including solar panel for absorbing and converting solar energy into electricity. Tower includes wind turbine positioned between ledges, for converting wind energy into alternate energy. At least one of main column and ledges is rotatable to orient tower to minimize drag when subject to wind loads. A rotor may rotate ledges to a ledge orientation for increasing wind resistance of tower. Main column may include wind resistance geometry to enable rotation of main column about its longitudinal axis when subject to wind loads. Ledges may include first ledge portion having lower wind resistance and second ledge portion having higher wind resistance and longer than first ledge portion, for compelling a rotation of ledge along wind direction when subject to a wind load.

Technologies for dual-stage charge collection and energy storage include an energy storage module having a first stage energy storage device, a second stage energy storage device, and a microcontroller. The first stage energy storage device may include capacitive storage and the second stage energy storage device may include battery storage. When rectified input power is available from an unbalanced peak alternating current power signal, the microcontroller activates quick charging of the first stage energy storage device. When the first stage energy storage device is full, the microcontroller activates charging of the second stage energy storage device. When the second stage energy storage device is full, the microcontroller activates power delivery to an external load. Other embodiments are described and claimed.

The invention discloses an isolation switch current measurement method based on a double-magnetic-core alternative energy supply type. The method comprises the steps that the isolation switch current I # corresponding to the saturation magnetic flux density of a first magnetic core is set and serves as a threshold value of magnetic core alternative energy supply; during first-time working, the two magnetic cores operate together, and the test capacitor is charged through the controllable rectifier bridge; when the capacitance reaches a discharge threshold value, the microprocessor is started, and the first magnetic core is set to work firstly (A1 is low and A2 is high); when the energy management module Vout1 is at a low level, the capacitor is charged, and the processor records the time and enters a low-power-consumption state; when the capacitor reaches the discharge threshold value again, the processor is awakened and records the current time, and the charging time is calculated; inverting current I1 through a pre-stored current and charging time fitting function, and if I1 is greater than I #, switching a second magnetic core to supply energy; otherwise, the first magnetic core is still used. According to the invention, the charging time of the test capacitor is measured in a magnetic field inversion mode to reversely deduce the current of the isolating switch, and the accuracy of measuring the current of the isolating switch can be improved by alternately supplying energy through double magnetic cores.

The claims discussed hereinbefore depict processes comprising heterogeneous components and devices where the present invention has revealed processes wherein said components and devices may be assembled in a manner as explained hereinbefore to achieve certain desired results. Said desired results being the generating of electricity and / or alternative energy sources. The present invention reveals processes of generating said electrical and / or mechanical energy for an undeterminable period, or until such point in time where the components are switched off.

The present application relates to a kind of participating in the determination method of energy storage aggregate of grid regulation and storage medium, the method comprises: obtaining target area in grid regulation instruction, the operating parameter of each energy storage system and the corresponding alternative energy storage aggregate set of target area;According to the operating parameter of each energy storage system in the target area, determine the regulation index of each energy storage aggregate in the alternative energy storage aggregate set;Based on the regulation instruction in the target area and the regulation index of each aggregate in the alternative energy storage aggregate set, determine the energy storage aggregate participating in the grid regulation under the grid regulation instruction.The technical scheme provided by the present application not only improves the regulation ability of energy storage, but also can respond to short or ultra-short power system power fluctuation.

The present invention relates to the technical field of power system optimization and control, and specifically to an alternative energy storage control system based on power grid operation optimization data analysis. The system includes: a power grid data acquisition module for acquiring various types of power data; a power grid data processing module for determining the fluctuation coefficient of each substation, and combining the correlation between different types of power data to determine the power stability factor of each substation; based on the discrete degree of all peak values ​​corresponding to the acquisition time, and the average distribution of all elements in each cluster, and combined with the power stability factor, the dynamic stability index of each substation is determined; an energy storage control module for controlling the alternative energy storage control system. The present application improves the control accuracy of the alternative energy storage control system by analyzing the uncertainty of the power grid load behavior.

A small-scale portable and transportable thorium LFTR (Liquid Fluoride Thorium Reactor) in the form of a molten salt reactor for use in clean power generation. The LFTR will serve as a modular design for stand alone, potential off-grid, or in addition to supporting power baseload as a primary, auxiliary and / or alternative energy power source.

The invention discloses an alternative energy storage planning method for improving the power supply capability of a distribution network and a related device, and belongs to the technical field of electrical engineering, and the method comprises the steps: building a function alternative energy storage optimization planning double-layer model, the upper layer of the double-layer model is a planning layer, and the lower layer is an operation layer; the double-layer model is optimized and solved, an electrochemical energy storage system planning scheme is obtained, and the electrochemical energy storage system planning scheme comprises an electrochemical energy storage system access node and a configuration scale. According to the planning method, remote mountainous areas, islands and other areas where power grids are difficult to extend serve as application scenes, the power supply capacity of the distribution network tail end is guaranteed while new energy access and consumption of the distribution network side are promoted, and technical support is provided for efficient energy storage planning under the scene that the power supply capacity of the distribution network tail end is improved.

Some embodiments described in this disclosure are directed to a system for determining a deficit or surplus in green energy for use in an industrial process. In some embodiments, the system is configured to predict future available green energy using weather forecasts. In some embodiments, the system is configured to model power demand for an industrial process and determine whether a green energy source such as solar and / or wind will be able to meet the power demand. In some embodiments, the system is configured to suggest alternate energy sources for purchase to make up for a green energy deficit. In some embodiments, the system is configured to suggest a best time to buy or sell energy to optimize a profit or loss.

The invention discloses a performance judgment method for a power system function alternative energy storage system. The method comprises the following steps: determining a to-be-judged power system function alternative energy storage system; constructing a performance system of the function alternative energy storage system of the power system; calculating an index score of each power system function alternative energy storage system; calculating the index weight of each power system function alternative energy storage system; and calculating the performance judgment score of each power system function alternative energy storage system, and completing the performance judgment of the power system function alternative energy storage system. The invention also discloses a system for realizing the performance judgment method of the function alternative energy storage system of the power system. The method is less affected by subjective factors of experts, and is higher in reliability and better in accuracy.

The invention relates to an alternative energy storage feasibility evaluation method based on an access evaluation index, and the method comprises the following steps: determining a typical application scene, and taking the application scene as a first level of an evaluation system; establishing an access index evaluation system comprising a plurality of application scenes; configuring an evaluation standard of the access index evaluation system; calculating a feasibility evaluation index I of the alternative energy storage scheme; and judging whether the feasibility evaluation index I exceeds a threshold value T. According to the method, a feasibility evaluation method comprising multiple application scenes is established, and different access evaluation indexes and evaluation standards are set for the application scenes with different energy storage consumption characteristics; and the feasibility evaluation index is set, and the feasibility evaluation index is calculated in two dimensions of economy and technicality, so that the comprehensiveness of the evaluation system is improved, and the accuracy of the evaluation result is improved.

A heating ventilating or air conditioning (HVAC) system includes a unit configured for use in a heating or a cooling operation for an environment. The unit includes an interface configured to receive electric energy from an alternative energy source and a controller configured to perform an optimization of an objective function for the unit to determine a first amount of electric energy to receive from an energy grid and a second amount of the electric energy from the alternative energy source for use in the heating or cooling operation at each time step of an optimization period in response to a cost characteristic of the electric energy received from the energy grid. The unit is configured to use the first amount and the second amount for the heating or cooling operation.

The present invention relates to a method for managing and processing energy generation and carbon credits obtained by generating renewable energy from alternative electrical energy sources, such as photovoltaic or wind power for example. The renewable energy injected into the distribution grid is verified through consumption documentation provided and made available to the consumer by the operator, this being the generation plant approved by the operator responsible for the local network, and the amount of kWh generated is validated by an application or software that converts kWh into CO2eq, which is then credited to the user's carbon credit account, incentivizing the reduction of greenhouse gas emissions through the sale of carbon credits, rewarding users who voluntarily generate and inject energy from renewable sources into the energy distribution grid.

The invention provides an energy storage scheduling method and system for a photovoltaic energy storage system based on particle swarm optimization, and the method comprises the steps: selecting a point with the maximum rise rate in an energy storage capacity-maximum annual average peak clipping proportion curve, and determining the initial capacity of the energy storage system; the charge state, the load power, the photovoltaic power generation power and the time of the energy storage system are used as state spaces, and the energy storage power is used as an optimization action; training a particle swarm optimization algorithm by taking the product minimization of the maximum grid power peak value square root in the time period and the daily grid power peak value square sum as an optimization target; in the range of + / -A% of the initial capacity value, energy storage capacity alternative values are selected at equal intervals, traversal is conducted through a trained particle swarm optimization algorithm, solving is conducted with the maximum weighted sum of the internal return rate IRR and the cost recovery rate as an objective function, and then an energy storage capacity configuration value and a corresponding action strategy are obtained. Accurate control over the energy storage capacity and the charging and discharging power is achieved.

The application discloses a high-efficiency and ultra-low pollution utilization method of petroleum and alternative energy sources, and belongs to the technical field of petroleum processing.The method comprises the following steps: step 1, atmospheric distillation of crude oil; step 2, fractionation of light oil; step 3, preliminary cracking of heavy oil; step 4, high-pressure separation of the cracked raw material heavy oil; step 5, preparation of heavy oil slurry through microporous carrier filtration and electrostatic adsorption; and step 6, coke preparation.The application can guarantee the combustion effect of the heavy oil slurry and coke, improve the preparation efficiency and activity effect of the coke, significantly improve the low-pollution utilization performance of the petroleum and alternative energy sources, and meet the needs of petroleum and chemical processing.

This disclosure relates to a method for manufacturing diamond watch crystals using multiple techniques to produce the final product. The method of this disclosure begins with a chemical vapor deposition (CVD) process using high-purity graphite as a carbon source substrate. In this step, the use of gases, temperatures, and energy sources is further implemented to facilitate the formation of a diamond layer on the substrate. The disclosure provides alternative energy sources that can be used in CVA, including microwave plasma, DC plasma, inductively coupled plasma, and hot filament methods. The method of this disclosure further implements a high-pressure, high-temperature step following the CVA process. These two steps are repeated, with the first subsequent step involving seed diamond. The final high-pressure, high-temperature step is used to remove impurities prior to cutting and polishing.