403 results about "Electricity generation" patented technology

The present invention relates to the technical field of carbon footprint calculation. Disclosed are a method and system for calculating a carbon footprint of a high-energy-consuming product on the basis of electro-carbon coupling. The method comprises: collecting data of electricity consumption and data of a carbon emission factor for electricity generation in the production process of a high-energy-consuming product; constructing an electro-carbon coupling model for describing the relationship between electricity consumption and carbon emission, and performing iterative optimization; using the electro-carbon coupling model combined with the collected electricity consumption data and the carbon emission factor for electricity within a corresponding time period to calculate carbon emissions of energy directly consumed for electricity generation during each phase; and analyzing and calculating indirect carbon emissions of raw materials and energy consumed during the other indirect stages in the production of the product, and verifying the result. Thus, the relationship between electricity consumption and carbon emission is more accurately reflected, the impact of time and place changes on carbon emission factors can be taken into consideration, and a method for comprehensively evaluating an overall carbon footprint of a product is provided, thereby facilitating more comprehensive understanding and management of the environmental impact of the product.

The invention provides an electro-hydrogen ammonia heat co-production device and method taking biomass gas as a raw material. The device comprises an oxygen supply chamber, a fuel cell layer, a methane reforming hydrogen production chamber, an electrolytic bath layer, a synthesis ammonia chamber and a cooling water chamber, the electro-hydrogen ammonia heat co-production device taking the biomass gas as the raw material adopts a multi-layer sleeve type structure and is sequentially provided with an oxygen supply chamber, a fuel cell layer, a methane reforming hydrogen production chamber, an electrolytic bath layer, a synthetic ammonia chamber and a cooling water chamber from inside to outside. The invention provides an electricity-hydrogen-ammonia-heat co-production device and method taking biomass gas as a raw material, the biomass gas is taken as the raw material, electricity generation, hydrogen production, ammonia synthesis and heat supply are integrated in the same device, an electricity-hydrogen-ammonia-heat co-production system is formed in cooperation with auxiliary facilities, and a co-production method of the electricity-hydrogen-ammonia-heat co-production system is provided. The system is high in integration level, beneficial to investment reduction, low in equipment complexity, convenient to operate and maintain, and beneficial to large-scale popularization and efficient production.

The invention discloses a preparation method and application of a carbon-loaded cobalt nanoparticle and iron monatomic electro-catalytic material, relates to a preparation and regulation method of a zinc air battery cathode catalyst, and solves the problems of low electricity generation performance and poor stability of an existing rechargeable zinc air battery cathode. Specifically, a high-efficiency and stable-catalysis carbon-loaded cobalt nanoparticle and iron monatomic electro-catalysis material is reasonably designed and successfully synthesized by utilizing the adsorption effect of a metal organic framework (MOFs) and polyvinylpyrrolidone as an ion adsorption layer, and under the condition that active sites are not sacrificed, the high-efficiency and stable-catalysis carbon-loaded cobalt nanoparticle and iron monatomic electro-catalysis material can be used for preparing a high-efficiency and stable-catalysis carbon-loaded cobalt nanoparticle / iron monatomic electro-catalysis material. And the dispersity of cobalt nanoparticles and the catalytic activity of iron monatomic are improved. The obtained material is used as a zinc air battery cathode material, the overall performance of a rechargeable zinc air battery can be improved, and efficient and oriented conversion of the zinc air battery is achieved.

The invention relates to the technical field of vehicle range extending control, and discloses a vehicle range extender control method, device and equipment and a storage medium, and the method comprises the steps: obtaining the road section information of each segment of the vehicle in the remaining driving road section; based on the road section information, the required electricity consumption of the vehicle in each section and the total energy recovery electricity quantity corresponding to the remaining driving road sections are obtained; if the sum of the required electricity consumption of the slope section is larger than the total energy recovery electricity quantity, the basic power generation level of at least part of the road sections is increased in the remaining driving road sections to obtain a target power generation level, and a range extender of the vehicle is controlled to generate power based on the target power generation level; wherein the basic power generation level is determined through a preset power generation strategy. Therefore, when the energy recovery electric quantity cannot balance the electricity consumption of the slope section, more electricity is generated in the whole road section by improving the electricity generation level, the whole-course electricity demand is further guaranteed, and the situation that the vehicle generates a large amount of electricity on the uphill road section, and consequently the vehicle NVH performance is poor is avoided.

An embodiment of a system includes a pipeline of a wastewater system, an equalization tank that is configured to receive wastewater from the pipeline, and a return line extending from the equalization tank to the pipeline. In addition, the system includes an electricity generation assembly in fluid communication with the return line that is configured to generate electrical power using a flow of wastewater through the return line. The electricity generation assembly includes a flow channel, a water wheel that is partially inserted into the flow channel such that a portion of the water wheel is extended outside of the flow channel, and an electrical generator connected to the water wheel.

The invention discloses a traction type anti-falling elevator for a small space and an anti-falling method thereof.The traction type anti-falling elevator comprises a derrick and a lift car arranged in the derrick and further comprises a steel belt driving mechanism, the steel belt driving mechanism comprises a driving rod, a driving wheel is arranged on the driving rod, and a steel belt assembly is wound around the driving wheel; a first gearbox and a main motor driving the first gearbox to rotate are arranged at one end of the driving rod, a second gearbox is arranged at the other end of the driving rod, a generator is connected to the end, away from the driving rod, of the second gearbox, and a generator protector is arranged between the output positive electrode and the output negative electrode of the generator. The second gearbox and the generator are mounted at the other end of the driving rod, so that when the lift car falls and the driving rod rotates highly, the driving rod rotating at a high speed can drive the generator to generate electricity, the generator after electricity generation can give reactive force to the second gearbox, and the second gearbox gives the reactive force to the driving rod; the driving rod drives the car to descend slowly.

The invention provides a vehicle network interaction regulation and control method based on power grid multi-agent cooperation and related equipment. The method comprises the steps of determining weather information, vehicle information, vehicle owner information, a prediction agent, a regulation and control agent and a pricing agent; according to the weather information, the vehicle information, the vehicle owner information and the prediction agent, determining a regional power utilization load, a regional power generation load and a vehicle charging request; and according to the regional electricity consumption predicted quantity, the regional electricity generation predicted quantity, the vehicle charging request, the regulation and control agent and the pricing agent, regulating and controlling the charging and discharging state of the vehicle accessed to the power grid, calculating the income of the vehicle owner according to the pricing agent, and sending the income to the vehicle owner. Through organic cooperation of the multiple power grid intelligent agents, on the premise that the travel requirements of users are met, temporary power supply provided by non-renewable energy generator sets is reduced in the climbing process of the power grid, the peak regulation capacity of the power grid is improved, and the income of the users is increased.

A tool fitting with fluid based electricity generation and an electric tool are provided. The tool fitting includes a housing and an auxiliary assembly, the housing is provided with a fluid port. The auxiliary assembly is installed on the housing. The auxiliary assembly includes a power generation unit and a function component, the function component is electrically connected to the power generation unit, and the power generation unit can covert kinetic energy to electric energy and supply power to the function component.

The invention provides a virtual power plant electric power bidding strategy determination method and device, equipment and a medium, and the method comprises the steps: constructing an input vector based on the predicted clearing electricity price of a power grid node of a virtual power plant; the input vector is input into a bidding strategy model, a bidding strategy of the virtual power plant is output, and the bidding strategy comprises the electricity selling price, the electricity selling capacity, the electricity purchasing price and the electricity purchasing capacity; the objective function of the bidding strategy model is constructed by taking the maximum total profit of the virtual power plant as an objective; the total profit is determined based on the electricity selling income, the electricity purchasing expenditure and the electricity generation cost of the virtual power plant. According to the method, the seller characteristics of the virtual power plant after the distributed resources are aggregated are utilized, the clearing electricity price of each member node is predicted at the same time, and then the bidding strategies including the electricity selling price, the electricity selling capacity, the electricity purchasing price and the electricity purchasing capacity are predicted by taking the maximum total profit as the target, so that the virtual power plant transacts in the electricity market with double identities, and the transaction efficiency is improved. The utilization rate of aggregated electric power resources is improved to the maximum extent, it is guaranteed that generated electric power can be supplied to the market, and resource waste is avoided.

Waste heat cascade utilization system for the synergistic recovery of heat energy from heat exchange and milling heat, characterized in that it includes a mechanical heat recovery device, a primary preheating device, a secondary steam generation device and a tertiary low-temperature utilization device; wherein the mechanical heat recovery device connects the heat-generating components of the blower mill to the dry pipe inlet air duct in order to absorb the heat generated by the heat-generating components of the blower mill and transfer it to the dry pipe inlet air duct; wherein the primary preheating device, the secondary steam generating device and the tertiary low-temperature utilization device are arranged sequentially in the flue gas duct at the dry pipe flue gas outlet; wherein the heat outlet of the primary preheating device is connected to the combustion air duct of the boiler in order to preheat the combustion air of the boiler; wherein the steam outlet of the secondary steam generating device is connected to the steam inlet of a steam turbine to assist the turbine in driving a generator for electricity generation; and wherein the tertiary low-temperature utilization device is connected to the process water line to regulate the process water temperature and to assist the plant heating.

The invention provides a micro-grid intelligent operation optimization method and system, and relates to the technical field of micro-grids, and the method comprises the steps: obtaining historical power generation power, historical power utilization power and historical energy complementation power, and determining historical power utilization efficiency; training an electric power prediction model; acquiring external condition parameters at the current moment, selecting a historical target moment, and further determining predicted power utilization power; and according to the predicted electricity consumption power and the trained electricity consumption power prediction model, determining predicted electricity generation power and predicted energy complementation power of the external power grid, and based on the predicted electricity generation power and the predicted energy complementation power, controlling connection between the electricity generation equipment and the external power grid and connection between the micro-grid and the external power grid. According to the invention, the relation between the power consumption power of each power consumption device and the power consumption efficiency of the micro-grid can be determined, the historical target time is screened based on the external condition parameters, the predicted power consumption power is obtained, the prediction accuracy is improved, the generated power of the power generation device and the complementary energy power of the external power grid can be accurately planned, and the prediction efficiency is improved. And the overall power utilization efficiency of the micro-grid is improved.

The invention discloses a method for enhanced removal of VOCs (volatile organic compounds) and synchronous power generation by a biological filter bed coupled microbial fuel cell system. According to the method, VOCs are introduced into a cathode chamber of a microbial fuel cell and then upwards penetrate through a filler layer of a fungus-bacterium coupled biological filter bed, in the stage, hydrophobic VOCs are adsorbed by fungal hyphae and then are aerobically degraded by bacteria to generate metabolic intermediates, hydrophilic VOCs can be directly degraded by aerobic bacteria, the purified VOCs are discharged from the top, and the purified VOCs are discharged from the bottom of the microbial fuel cell. Hydrophilic VOCs and metabolic intermediates which are not degraded in time can enter an anode chamber of the microbial fuel cell along with the nutrient solution, and the hydrophilic VOCs and the metabolic intermediates are further degraded as power generation substrates and generate electrons (e <->). According to the invention, the fungus-bacteria mixed biological filter bed is coupled with the microbial fuel cell system for treatment, so that enhanced removal is realized, and high-efficiency power generation is also realized.

The invention discloses an energy-saving control method and system for a servo hydraulic motor, and the method comprises the steps: detecting and obtaining the initial state of a load, and determining the initial flow and initial pressure required by the servo hydraulic motor; the initial rotating speed and the initial torque of the servo hydraulic motor are set, the power needed by the servo hydraulic motor is calculated, and therefore the servo hydraulic motor is driven to operate; real-time data of the servo hydraulic motor in the operation stage are obtained, the deviation of the servo hydraulic motor is calculated according to the real-time data, and the operation rotating speed and the operation torque of the servo hydraulic motor are adjusted in real time according to the deviation; when the servo hydraulic motor is in the operation stage, the temperature of hydraulic oil is monitored in real time, when the temperature of the hydraulic oil exceeds a set threshold value, heat of the servo hydraulic motor is recovered through a heat recovery device, and the recovered heat is stored through a phase change material; when the servo hydraulic motor is in the braking stage, electricity is generated through reverse rotation of the servo hydraulic motor, and electric energy generated by electricity generation is stored in the energy storage device.

The invention provides hydrogen production and storage energy equipment which comprises a cabinet body, and a water storage tank, a hydrogen production device, a control mainboard, an energy management device, a hydrogen storage device, a gas-water separation device and a fuel cell power generation device which are fixedly mounted in the cabinet body, the water storage tank, the hydrogen production device, the control mainboard and the energy management device are arranged on the same side of the cabinet body; and the hydrogen storage device, the gas-water separation device and the fuel cell power generation device are jointly arranged on the other side of the cabinet body. The invention has the advantages of miniaturized structure, reasonable and compact layout, avoidance of structural redundancy, strong heat dissipation capability, convenience in use and maintenance, moderate cost, high electrical safety and the like. The whole machine is powered by the solar panel, the hydrogen storage bottle outputs hydrogen to generate electricity, the three functions of hydrogen production, hydrogen utilization and electricity generation are achieved at the same time, solar energy and water can be conveniently converted into green hydrogen energy and electric energy, water, hydrogen and oxygen in the whole machine are recycled in the whole machine, the process is environmentally friendly, and the energy utilization rate is high.

The invention discloses a moisture power generation device and a preparation method thereof. The invention discloses a preparation method of a moisture power generation device. The preparation method comprises the following steps: (1) preparing polypyrrole modified dust-free paper; (2) sequentially placing the polypyrrole modified dust-free paper, a sodium alginate / graphene oxide mixed solution and the polypyrrole modified dust-free paper in a directional freeze-drying device, freezing with liquid nitrogen, and then freeze-drying; and (3) soaking the freeze-dried product in a CaCl2 solution, pressing the product into a sheet, soaking the sheet in a LiCl solution, and blow-drying the sheet to obtain the moisture power generation device. The prepared moisture power generation device has the advantages of being good in structural stability and excellent in moisture power generation performance, and meanwhile the preparation method is simple and low in cost.

Aspects of this disclosure relate to multi-position solar panel arrays. Solar panel arrays may be configured for movement between regions that may allow for a dual use of land, such as for both agricultural production and electricity generation. Moveable frames may be configured for mounting solar panels to form a moveable solar panel array. A plurality of solar panel arrays may be configured for movement along rails between a first position and at least a second position, whereby the solar panel arrays may be arranged for solar power generation in each of these positions.

The invention discloses a power load prediction analysis method, which comprises the following steps: power utilization data acquisition: establishing a power utilization information acquisition system based on a plurality of power utilization acquisition devices, and collecting power utilization data of users through the power utilization acquisition devices; preprocessing the data; comprising data denoising, data filling, data deletion and normalization processing; grid unit division is carried out based on double information of user power utilization characteristics and geographic positions; performing power short-term load prediction on the plurality of power utilization grid units based on the CNN-LSTM combination model, and outputting prediction results; acquiring local power plant generator output condition and system operation mode change data; dynamically matching the electricity demand and supply of the electricity utilization side and the electricity generation side; according to the method, dual information of user power utilization characteristics and geographic space positions is considered, the load prediction accuracy is improved by utilizing a gridding division mode, power generation grid unit dynamic division is performed on the power generation side according to user power utilization demands, and dynamic matching of the power utilization demands and supply is realized.

The invention provides a gravity energy storage electricity generation and storage circulating device with a high duty ratio, the device comprises a conveying channel, a displacement channel and a chain plate piece, the conveying channel surrounds the displacement channel, the conveying channel and the displacement channel each comprise a chain piece and a rotating wheel piece, and the rotating wheel pieces are arranged at the end of the conveying channel and the end of the displacement channel; the chain piece surrounds the rotating wheel piece; the chain plate piece can be bent in the conveying channel, and the chain plate piece can bear the weight block body in the shifting channel and drive the weight block body to move from the loading position to the unloading position. According to the device, the weight block body can move in a limited space, the space occupied by a conveying channel can be reduced, then high-duty-ratio conveying is achieved, and the efficiency is improved; the integrated design saves space and occupied area, realizes intensive design, and is particularly suitable for a scene with limited space; the power grid can be directly connected, so that power generation is stable and smooth; and the problems of low equipment utilization rate and low circulation efficiency of the bearing mechanism are also solved.

An energy storage system includes a pneumatic vessel, a cable system attached to the vessel, a compressor for pressurizing the vessel, a generator attached to the cable system, a turboexpander generator for receiving compressed air from the vessel, and a control system. The system deflates and allows the vessel to sink in a body of water, inflates the vessel to store energy when an abundance of it exists, and allows the inflated vessel to resurface to release its buoyant energy to the generator via the cable system and to release compressed air to the turboexpander generator to generate electricity when electricity demand is high and / or electricity generation from other sources is low.

A computer, encompassing the programming for: Forecasting, in a vehicle at a multitude of locations, a quantity of electricity generation associated with each location; wherein the amount of electricity generated is based on data that the computer receives from one or more sensors; and wherein the sensors measure data in real time at the vehicle's location; Select one of the locations based on at least the projected electricity generation volumes; Determine that a movement threshold has been reached; and Moving the vehicle to the selected location after the movement threshold is reached, the determination of whether a movement threshold has been reached includes the following: Determining the electricity generation difference between a current location and the selected location; and Determining the energy required to move the vehicle to the selected location; The threshold of motion is reached when the difference is greater than the required energy.

The invention relates to a method and system for generating steam and electricity, comprising a first electrical heat production system (20) and a second heat and electricity production system (30) comprising: (a) a heat exchanger (32) connected to a water-supplied conduit (2), (b) a thermodynamic machine (33) producing hot gases circulating inside the heat exchanger (32) to transfer heat to the water circulating in the exchanger, (c) a thermal storage system (34) coupled to the circuit (330) of the thermodynamic machine (33), (d) a heating device (340) for the thermal storage system, and (e) an electrical generator (36) driven by a turbine of the thermodynamic machine. The heat required for the thermodynamic machine to operate and produce hot gases is supplied by the thermal storage system during its discharge phase. Figure 1.

An electricity generation apparatus 21 comprising an electrically conducting first member 22 wound around a plurality of magnetic elements 23 embedded in a second member 24. When the apparatus 21 is

An embodiment of a system includes a pipeline of a wastewater system, an equalization tank that is configured to receive wastewater from the pipeline, and a return line extending from the equalization tank to the pipeline. In addition, the system includes an electricity generation assembly in fluid communication with the return line that is configured to generate electrical power using a flow of wastewater through the return line. The electricity generation assembly includes a flow channel, a water wheel that is partially inserted into the flow channel such that a portion of the water wheel is extended outside of the flow channel, and an electrical generator connected to the water wheel.

This invention provides a comprehensive energy-saving system and control method for plant factories, comprising: a liquid CO2 energy storage and release subsystem for compressing and storing gaseous CO2 generated in the plant factory into liquid CO2 and controlling the release of the liquid CO2; a refrigeration subsystem for vaporizing the liquid CO2 released by the liquid CO2 energy storage and release subsystem to obtain CO2 gas; an electricity generation system for expanding the vaporized CO2 gas to generate electricity for use in the plant factory; and a CO2 gas supply and recovery subsystem for processing the generated CO2 gas and transporting it to the plant cultivation area of ​​the plant factory, and recovering the CO2 gas that is not absorbed and utilized by the plants. This invention reduces the operating cost and energy consumption of plant factories.

The application belongs to the technical field of electric power, and provides a method and device for identifying influencing factors of power grid receiving capacity under multi-form load. Firstly, multi-scale data such as annual, monthly and daily data of industrial electricity, agricultural electricity, transportation electricity, municipal life electricity and new energy electricity generation are obtained. Secondly, the obtained power load data is subjected to feature extraction and cluster analysis by means of improved path integral method and multi-dimensional extended space method. Thirdly, the correlation between the power grid receiving capacity and the cluster feature data is analyzed by means of improved Spearman method. Finally, the running performance under the access situation of multiple loads is predicted by means of improved LSTM algorithm, so as to identify the influencing factors of the power grid receiving capacity under the access of multi-form load. The method for identifying the influencing factors of the power grid receiving capacity under the access of multi-form load systematically considers the multi-aspect influence of different load types on the power grid.

The invention discloses an electrolyte membrane for a concentration cell and a preparation method of the electrolyte membrane. The preparation method comprises the following steps: synthesizing a sulfonated polyether-ether-ketone polymer; the sulfonated polyether-ether-ketone polymer is used for preparing a sulfonated polyether-ether-ketone membrane, namely an electrolyte membrane, through a solvent pouring method, and the electrolyte membrane is used as a concentration difference battery electrolyte membrane, so that the battery power density can reach more than 5W / m < 2 >. The concentration cell electrolyte membrane is simple in preparation method, excellent in electricity generation performance and good in mechanical performance, and has practical application potential.

The invention discloses a novel method for generating electricity by treating aged landfill leachate through a Co3O4 / Ni-MOF anode single-chamber MFC, and belongs to the technical field of inorganic environment materials and waste water resource utilization. The method comprises the following steps: firstly preparing different materials and taking the different materials as an anode catalyst of a microbial fuel cell (MFC), then constructing a single-chamber MFC, taking anaerobic activated sludge obtained by culturing aerobic activated sludge of a sewage treatment plant as anolyte, adding a nutrient solution, stabilizing for several periods, replacing an anaerobic sludge matrix in an anode chamber with the aged landfill leachate, and finally preparing the aged landfill leachate in the single-chamber MFC. The MFC is operated at room temperature and constant pressure, organic pollutants and ammonia nitrogen in the aged landfill leachate can be removed, and meanwhile electric energy can be recycled. The method is simple in equipment, convenient to operate, energy-saving and free of secondary pollution. When the anode catalyst is Co3O4 / Ni-MOF, the maximum power density of the single-chamber MFC reaches 882 mW / m < 2 >, the maximum output voltage is 524 mV, the COD removal rate can reach 35.3%, and the ammonia nitrogen removal rate can reach 48.5%.

The present application belongs to the technical field of water pollution treatment, and particularly relates to a kind of constructed wetland coupled microbial fuel cell and a kind of water pollution treatment method.The modified iron-carbon material in the present application can reduce the inhibitory effect of antibiotics on device electricity generation, well maintain the activity of electricity-generating bacteria, and maintain stable electricity generation of the system;The modified iron-carbon material in the present application not only has efficient electron transport capacity, strengthens electron transfer, but also has a large number of active adsorption sites, can effectively remove ofloxacin, and is helpful for denitrification;At the same time, the surface area of the modified iron-carbon material is huge, and the surface is loaded with Fe, which can improve the removal capacity of phosphorus.The present application realizes efficient degradation of ofloxacin and conventional pollutants by reasonably constructing a constructed wetland coupled microbial fuel cell, and has higher electricity generation performance.

The utility model discloses large wind power steel ball machining equipment which comprises a water tank, one end of the water tank is fixedly connected with a heat insulation box body, one end of the heat insulation box body is fixedly connected with a drying box body, one end of the heat insulation box body is fixedly connected with a collecting box, and the upper portion of the drying box body is fixedly connected with a heat preservation cover. A conveying belt is arranged on the upper side of the interior of the drying box body, two air guide plates are arranged on the lower portion of the conveying belt, and a heating device is arranged between the two air guide plates. The heat insulation box body and the heat preservation cover are arranged, so that heat generated in the machining process is effectively managed. The heat insulation box body adopts a rock wool layer as a heat insulation material, a sponge heat insulation layer is fixed at the upper part of the heat insulation cover, and through the combined action of the designs, the loss of heat to the outside can be obviously reduced, so that the advantage of saving heat energy is achieved.