258 results about "Fossil fuel" patented technology

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.

The invention relates to the technical field of virtual power plants, and discloses a virtual power plant load prediction and optimization control method, which comprises the following steps: obtaining historical operation load data of a virtual power plant for characteristic decomposition to obtain a trend component, a seasonal component and a residual component, inputting the trend component, the seasonal component and the residual component into a load prediction model based on LSTM (Long Short Term Memory), and obtaining a load prediction value in a future set time period; calculating theoretical output of renewable energy sources to determine supply and demand conditions of energy supply and load prediction values; controlling energy storage charging or discharging and controlling the fossil fuel generator set to be started or stopped by combining the peak and valley conditions of the load prediction value; actual operation data of the virtual power plant are collected in real time, deviation meeting the predicted value is compared, and the energy storage charging and discharging strategy and the fossil fuel generator set output strategy are adjusted. According to the method, by accurately capturing load characteristics and cooperatively optimizing a multi-energy scheduling and dynamic adjustment mechanism, the operation stability and economy of the virtual power plant are improved, the energy waste is reduced, and the adaptability to a power system is enhanced.

The invention discloses a space radiant energy collection and conversion system, which relates to the technical field of energy conversion, and comprises a motor, a main shaft, a steam turbine, an expansion machine and a synchronous generator, a clutch I and a clutch II are respectively mounted on the main shaft on the right side of the motor and the left side of the steam turbine; and a transmission I, a transmission II and a transmission III are sequentially mounted on the main shaft between the clutch I and the clutch II. According to the space radiant energy collection and conversion system, energy sources are infinite, and radiant energy in air and water is utilized and is an inexhaustible energy source; the cost is extremely low: the cost of generating one kilowatt-hour can be reduced to one minute; the system does not depend on fossil fuel, and pollution of exhaust emission to the nature is avoided.

The invention provides an evaluation method and system for carbon emission factors of fuel and a storage medium, and relates to the technical field of environmental protection and energy conservation, and the method comprises the steps: obtaining a plurality of historical carbon emission factors corresponding to the fuel and historical data of external factors; based on the historical carbon emission factors and the historical data of the external factors, screening out influence factors corresponding to the carbon emission factors from the external factors; based on the influence factors, determining significant influence factors corresponding to the carbon emission factors; matching each significant influence factor with different weight coefficients, and acquiring actual data of each significant influence factor; and determining an actual carbon emission factor based on the weight coefficient and the actual data. Under the condition that the carbon emission does not need to be accurately measured, a professional laboratory is not needed to carry out chemical analysis on the carbon content and the carbon oxidation rate of fossil fuel to obtain the fuel carbon emission factor, the time hysteresis of carbon emission accounting is effectively shortened, and the requirements of enterprises for real-time monitoring of carbon emission and dynamic adjustment of the production process are met.

The invention relates to a compressed air energy storage system based on a high-temperature heat pump and low-melting-point fused salt. The compressed air energy storage system comprises a compression module, a control module and a power supply module. The compression module receives input electric energy and generates a high-pressure air signal and a first medium-low-temperature compression heat signal. The air storage module is connected with the compression module and receives and stores the high-pressure air signal; the first-stage fused salt heat storage module is connected with the compression module, and receives and stores the first medium-low temperature compression heat signal; the evaporator side of the high-temperature heat pump module is connected with the low-temperature section of the first-stage fused salt heat storage module, and part of first fused salt heat medium signals are received to serve as low-temperature heat source signals. The power generation module is connected with the air storage module to receive released high-pressure air signals and connected with the high-temperature section of the first-stage fused salt heat storage module and the condenser side of the high-temperature heat pump module to receive first fused salt heat medium signals and high-temperature heat energy signals correspondingly. The compressed air energy storage system based on the high-temperature heat pump and the low-melting-point molten salt can solve the problems that traditional compressed air energy storage is low in efficiency and depends on fossil fuel and geographical conditions.

The present invention provides a method for producing a sintered ore, with which it is possible to improve granulation properties of a sintering starting material even in cases where PKS charcoal is mixed with the sintering starting material in order to reduce the discharge amount of carbon dioxide, and ore concentrate is mixed with the sintering starting material in order to increase the total Fe amount.　The method for producing a sintered ore comprises: a starting material blending step (step S101) for blending and granulating an iron starting material and a solid carbonaceous material that contains a first carbonaceous material and a second carbonaceous material so as to produce a sintering starting material; a starting material layer formation step (step S102) for supplying the sintering starting material onto a pallet of a sintering machine so as to form a starting material layer; and a sintering step (step S103) for igniting and firing the upper surface of the starting material layer so as to produce a sintered ore. In the starting material blending step (step S101), palm shell charcoal is blended as the first carbonaceous material, and a carbonaceous material derived from a fossil fuel is blended as the second carbonaceous material. The arithmetic average particle diameter of the palm shell charcoal is smaller than the arithmetic average particle diameter of the second carbonaceous material.

A combustion method using a fuel combustion device, a cement manufacturing method, and a cement calcination facility including a fuel combustion device, in which while the amount of a fossil fuel used as a fuel supplied to a fuel combustion device provided in various facilities such as a cement calcination facility is reduced, the radiation heat transfer amounts of various burners are maintained, whereby the amount of heat transferred to a heating target such as a powder raw material of cement clinker is maintained to maintain a state suitable for calcination, the amount of carbon dioxide emitted from the various facilities is reduced, and the various facilities can be operated at a low cost, and a fuel combustion device including a fuel supply mechanism having a mechanism that supplies a flammable powder, a mechanism that supplies a fuel gas, and a mechanism that supplies a non-flammable powder are used.

The invention particularly relates to a novel self-power-generation system and method for an offshore unmanned platform. According to the system, ORC power generation is conducted through waste heat resources generated when the offshore unmanned platform produces water and crude oil, electric power generated by the ORC power generation system is adjusted and used through the load adjusting control system, the electric power is supplied to the offshore unmanned platform, and fluctuation of a power grid is prevented. Self power generation of the offshore unmanned platform can be achieved, the isolated network problem is solved, meanwhile, ORC power generation is used for replacing a turbine generator set, fossil fuel and operation and maintenance cost are saved, the economical efficiency of the offshore unmanned platform is improved, and the method can be widely applied to the field of industrial waste heat utilization.

The utility model discloses a system for preparing green methanol from biomass. The system mainly comprises a boiler power generation unit, an air separation unit, a gasification unit, a conversion unit, a desulfurization and decarbonization unit, a compression unit, a synthesis unit and a rectification unit. Pneumatic dense-phase conveying is adopted for biomass feeding of the gasification unit, CO2 of the desulfurization and decarbonization unit is selected as conveying gas, the biomass smashing particle size, the conveying density and the temperature and pressure of the conveying gas are controlled, and the biomass conveying stability is guaranteed. The gasification furnace adopts a waste heat boiler technology, sensible heat byproduct saturated steam of high-temperature synthesis gas can be recycled, purge gas of a synthesis unit is overheated to generate power to serve as system power, and the purge gas of the synthesis unit can be supplemented through byproduct superheated steam of a gas boiler when the electric quantity is insufficient. Biomass is adopted as an energy source instead of traditional fossil fuel, dependence on the fossil fuel can be remarkably reduced, carbon emission is reduced, the energy utilization efficiency is improved, the green electricity requirement is met, and a basis is provided for green methanol certification.

To provide an ink container made of biomass plastic that has improved strength against impacts such as dropping the ink container. [Solution] The ink container of the present disclosure is an ink container for supplying ink to an ink dispensing device, the ink container having an ink storage section for storing the ink and a dispensing section for dispensing the ink stored in the ink storage section, wherein the ink storage section has (a) a first region and a second region and a main body region sandwiched between the first region and the second region, (b) the first region and the main body region, or (c) the second region and the main body region, the main body region comprising a first resin derived from biomass, and the first region and the second region comprising a second resin derived from fossil fuels. The technology of the present disclosure can contribute to the realization of a sustainable society such as a decarbonized / circular economy.

Hydrogenation reactions are catalyzed by driving charged particles (e.g., an electric current or particle beam) into and / or through a catalytic material so as to deliver energy for hydrogenation of one or more compounds chemisorbed by the catalytic material. The energy provided by the charged particles may be adjusted (e.g., based on a measured temperature and / or pressure associated with the reaction) to maintain a desired reaction temperature and / or prevent overheating of the reaction. In one example, hydrogen loading of the catalytic material (e.g., via electrolysis) enhances reaction rates. A wide variety of organic and inorganic reactants are contemplated for applications in food, energy production and storage (e.g., fossil-fuels, bio-fuels, petrochemicals, fuel cells), pharmaceuticals and other chemicals, as well as environmental applications (e.g., wastewater treatment, emissions reduction, carbon capture and sequestration).

The present application relates to coal gangue treatment technical field, provide a kind of coal gangue-containing biofuel particle and its preparation method and application.The biofuel particle provided by the present application includes: coal gangue powder 60~62%;14~15% of oil-stained mixture;High molecular waste powder 24~26%;The oil-stained mixture is waste engine oil and / or oil-stained material;The oil-stained material is obtained by crushing and drying in turn from swill.The oil-stained mixture used in the present application is rich in oil and fat, with high volatile matter, easy to ignite, coal gangue and waste tires and / or waste plastic bottles have high fixed carbon content, long burning time, so that the biofuel particle of the present application has high calorific value, stable combustion, can be used as alternative fuel to alleviate the problem of traditional fossil fuel shortage.The present application uses catering leftovers swill, waste tires and / or waste plastic bottles and coal gangue powder, to prepare biofuel particles, which solves the various hazards caused by long-term storage of coal gangue.

The invention provides a process and equipment for preparing biomass briquette from municipal solid waste. The invention relates to a process for preparing biomass briquette coal from municipal solid waste. The process comprises the following steps: S1, pretreating waste impurities; s2, drying and modifying; s3, crushing and mixing; s4, molding and pressing; s5, curing and curing; and S6, finished product detection and packaging. According to the technology for preparing the biomass briquette from the municipal solid waste, non-combustible impurities in the waste are precisely removed through pretreatment, the bonding performance and combustion performance of materials are improved through modification treatment, the forming and curing technology is precisely regulated and controlled, and the biomass briquette is prepared. The prepared biomass briquette is high in strength, stable in calorific value, high in combustion efficiency and low in pollutant emission, biomass components in household garbage are converted into clean renewable energy sources, environmental pollution caused by garbage landfill and incineration is effectively reduced, the resource utilization rate of waste is increased, the pressure of fossil fuel shortage is relieved, and environmental protection is achieved. And the method has remarkable environmental benefits and social benefits.

This invention discloses a formula and preparation process for high-calorific-value leaf and walnut shell composite bio-granules. The formula consists of 40% solid wood sawdust, 45% walnut shells, 10% highland barley straw, and 5% leaves. The preparation process includes: slicing, drying, coarsely crushing, and sieving the solid wood sawdust, highland barley straw, and leaves; separately crushing the walnut shells and mixing them with the above-mentioned impurity-removed raw materials, followed by fine crushing; finally, pelletizing the mixture into granules with a length of 5 cm and a diameter of 1 cm using a pelletizer. The granules have a lower heating value of 20.8 MJ / kg (approximately 5000 kcal / kg), a basic ash content of 1.93%, a basic sulfur content of 0.05%, and a dry ash-free volatile matter content of 78.15%. This invention realizes the resource utilization of agricultural and forestry waste, producing a high-calorific-value, low-pollution product. The preparation process is simple and controllable, and it can replace fossil fuels, making it suitable for industrial and civilian applications with significant economic and environmental benefits.

[Problem] To produce hydrogen while avoiding the discharge of carbon dioxide by a simple constitution without depending on fossil fuels. [Solution] A hydrogen production system 1 comprises: a biogas generation device 2 that generates a biogas which contains first methane and carbon dioxide from biomass; a hydrogenation device 3 that generates second methane by hydrogenation of the carbon dioxide contained in the biogas, thereby generating a hydrogenated gas containing the first and second methane; a thermal decomposition device 5 that generates hydrogen and solid carbon by direct decomposition of the first and second methane; and a generated hydrogen supply line L3 that is connected to the hydrogenation device 3 and is for supplying some of the hydrogen generated by the thermal decomposition device 5 to the hydrogenation device 3. In a normal operation state, the hydrogenation device 3 generates the second methane using only the hydrogen supplied from the generated hydrogen supply line L3.

The application discloses a plasma gas heating furnace, and relates to the technical field of heating furnaces.The heating furnace is of an inner-outer sleeve structure, and comprises a furnace body inner sleeve, which is a plasma gas passage and is provided with a gas outlet; a furnace body outer sleeve, which is a working gas passage and is sleeved on the outer side of the furnace body inner sleeve and is in communication with the furnace body inner sleeve; and an arc plasma torch, which is arranged at the end of the furnace body inner sleeve far from the gas outlet; and an air inlet assembly, which is arranged in communication with the furnace body outer sleeve and is used for feeding working gas into the furnace body outer sleeve. The arc plasma torch is used for spraying high-temperature plasma jet into the furnace body, and the working gas fed from the air inlet assembly is mixed with the high-temperature plasma jet to form target gas, so that high-temperature inert gas heated by electric energy is used to replace high-temperature flue gas generated by combustion of fossil fuel, a heat source is provided for an industrial furnace, and nearly zero carbon dioxide emission is realized in the whole heating process.

The invention discloses a new energy power system which comprises a temperature difference driving module composed of a shape memory alloy element, and a clock transmission module mechanically connected to the temperature difference driving module. The environment adaptation module is integrated on the temperature difference driving module and / or the clock transmission module; the invention relates to the technical field of new energy power generation, the system utilizes the huge day and night temperature difference of the moon to generate power through the periodic deformation of a shape memory alloy element, and compared with traditional fossil fuel power generation, the system does not need to consume limited resources and is convenient to use. Greenhouse gases and pollutants are not generated, and the method is environment-friendly to the moon; compared with nuclear power generation, the risk of radioactive substance leakage does not exist, the safety control requirement is relatively low, and the construction and maintenance cost is lower.

This invention belongs to the field of carbon capture, utilization, and storage technology, and relates to a self-sufficient heat source heat pump coupling system and method for regenerating carbon-captured amine solutions. The self-sufficient heat source heat pump coupling system includes a carbon-captured amine solution circulation subsystem, a high-temperature heat pump circulation subsystem, and at least one mid-tower cooling circulation loop. By setting up a liquid collection device, cooling system, pumping and redistribution system in the mid-section of the absorber tower, the heated rich liquid is extracted outside the tower, cooled to the target temperature, and then reinjected, thereby improving the absorbent absorption efficiency, reducing amine solution loss, and decreasing the cooling load within the tower. For the low-grade waste heat generated during the reaction, high-temperature heat pump technology is used to transport it to the reboiler to reach the required heat source temperature. This invention constructs a closed system for internal energy recycling, enabling amine solution regeneration without an external fossil fuel heat source, thereby reducing operating costs and completely eliminating direct carbon emissions during the regeneration process.

The clean development mechanism requires to replace fossil fuel with clean energy as much as possible. According to an existing solar heating pipe heat collecting device, a heating pipe is fixed, and a collecting lens is generally arranged at a small corner of the ground, so that design and construction are convenient, and investment is saved; however, a mirror surface system is insufficient in lighting quantity, low in efficiency, insufficient in energy reflected to a heating pipe, low in light energy utilization rate and single in heating; sufficient solar energy is wasted in vain around many energy-consuming places, and there is no suitable facility for use, such as heating in many old industrial and mining scenes, offices, schools, hospitals, hotels, common people and the like, so that the solar energy is wasted in vain. The invention provides a suspension type solar condensation heating pipe system, a heating medium heating pipe is arranged at the high altitude and is just close to a focus line of a groove type condensation lens, the condensation lens is hung on the heating pipe, and the condensation lens irradiates a heating pipeline; the heating pipe can also be of an assembly combined structure, so that multifunctional heating is realized; solar energy can be easily and efficiently utilized in existing cities and villages at low cost.

A two-cycle turbo machine (gas turbine cycle and steam turbine cycle) operating at atmospheric air temperature is provided. The turbo machine operates with the temperature of the air in the atmosphere instead of fossil fuels in order to zero the emission of toxic gases such as CO, CO2 and NOx in nature and does not require any other fuel.

The invention relates to the technical field of energy conversion and combined cycle, and discloses an energy supply method and system and a program product, and the method comprises the steps: obtaining the power demand load capacity, the power supply load capacity and the target energy storage capacity of a compressed air energy storage module; when the electricity demand load is smaller than the photo-thermal power supply load, photo-thermal power generation supplies power to the electric equipment and the energy storage module so as to guarantee normal operation of the energy supply system; if the sum of the electricity demand load and the energy storage target energy storage amount is smaller than the photo-thermal power supply load, photo-thermal power generation supplies power to the electric equipment, the energy storage module and the fuel synthesis module at the same time; when the electricity demand load is greater than the photo-thermal power supply load, the photo-thermal power generation and energy storage module is cooperated to supply power to the electric equipment; and if the sum of the photo-thermal power supply load and the energy storage target energy storage amount is smaller than the electricity demand load, the methanol stored in the fuel synthesis module is used for supplying power to photo-thermal power generation. Through coupling energy supply, the problem that a traditional energy supply system depends on fossil fuel, and carbon emission is generated by additional fuel is solved.

The application provides a hazardous waste incineration waste heat intelligent gradient utilization system and method, the system comprises: a thermal energy gradient utilization subsystem and an intelligent control and optimization subsystem; the thermal energy gradient utilization subsystem is provided with multiple waste heat utilization units, wherein a high-temperature power generation level waste heat boiler is used for recovering high-temperature flue gas heat energy and generating steam to drive a steam turbine generator unit to generate power; a medium-temperature process driving level flue gas bypass system is used for providing a process heat source to a drying device and / or a denitration device to replace or partially replace auxiliary fossil fuel heating; a low-temperature heating / cooling level waste heat recovery device is used for recovering low-temperature flue gas waste heat and supplying energy to a plant area heating or cooling system; the intelligent control and optimization subsystem is used for acquiring incineration working conditions and operation state data of the multiple waste heat utilization units and performing coordinated control on the multiple waste heat utilization units. The application can meet the requirement of standard pollutant emission while improving energy utilization efficiency and reducing auxiliary fossil energy consumption.

The invention discloses a multi-energy self-adaptive scheduling method and system based on time sequence prediction, and relates to the technical field of energy scheduling, the multi-energy self-adaptive scheduling method based on time sequence prediction comprises the following steps: S1, multi-energy data acquisition and preprocessing: using various types of sensors to acquire original data of various types of energy in a multi-energy system in real time, the energy comprises but is not limited to solar energy, wind energy, water energy, fossil energy and electric energy in the energy storage device, and the collected data covers the output and consumption of the energy and the operation state parameters of energy equipment; the method comprises the following steps: collecting original data, cleaning the collected original data, removing noise data and abnormal values, filling missing data by adopting a data interpolation method, and normalizing data of different dimensions to obtain a normalized multi-energy data set. The multi-energy scheduling technology provided by the invention can meet the requirements of a multi-energy system on efficient, accurate and adaptive scheduling.

A device (1) for monitoring gaseous emissions in industrial plants or when conveying fossil fuels, comprising a wind-exposed element (2), at least one traction cable (3), the at least one traction cable (3) having a first end (4) and a second end (5), the at least one traction cable (3), by way of the first end (4), being indirectly or directly connected to the wind-exposed element (2), at least one sensor (6), which is preferably arranged at least 1 m downstream of the wind-exposed element (2), more preferably 1-3 m downstream of the wind-exposed element (2), and is connected to the at least one traction cable (3), and a base station (7) comprising a traction cable storage device (8) to which the second end (5) of the at least one traction cable (3) is connected, the wind-exposed element (2) having a flow-facing concave surface (9) in order to generate a lifting force (F2) on the wind-exposed element (2) in the event of a wind flow force (F1) and thus to cause a traction force (FT) away from the direction of the base station (7) on the traction cable (3).

A portable human performance, renewable clean energy generator and pollution control system, with devices and associated methods to create mechanisms, paralleling organic flower plants for users to quickly harness it to improve their human performance. Knowing what mechanisms in a system should not operate at what times is crucial to force multiplying limited resource inputs. A tipping points arbitrage predictive model method leverages all mechanisms' operations toward specific needs of users, bending supply to meet demand, reducing waste and increasing output, whether in energy or human performance. Especially for disasters, when electricity is less reliable and portable generators are often used yet emit dangerous levels of carbon emissions, and even at low levels reduce human performance. This invention harnesses primarily heat, not fossil fuels. Synergistically, chemicals used for human performance provide heat, helping reach advantageous renewable energy tipping points, while reducing risk of adversely exceeding human performance tipping points.

This invention relates to the field of hydrogen energy technology, specifically to a photocatalytic water splitting method for hydrogen production. It addresses the problems of harsh reaction conditions, low hydrogen production efficiency, and poor catalyst cycle stability in existing photocatalytic hydrogen production methods. Specifically, it uses water as the reaction medium, adds a catalyst and an electron sacrificial agent, and achieves hydrogen production through water splitting under visible light irradiation. The catalyst is prepared from cobalt ferrite, indium zinc sulfide, and biochar, and the electron sacrificial agent is triethanolamine. This method enhances the separation and transport of photogenerated carriers through the synergistic effect of the catalyst and electron sacrificial agent, resulting in high hydrogen production efficiency, strong stability, simple process, and controllable cost. Furthermore, hydrogen energy, as a zero-carbon energy source, can replace fossil fuels, reducing pollution and carbon emissions at the source, contributing to the dual carbon goals, and providing an efficient solution for large-scale hydrogen production, possessing both industrial application and ecological environmental value.

The utility model discloses an alternative fuel pyrolysis gasification and cement production line coupling system. The system comprises a decomposing furnace, a smoke chamber, an n-stage raw material preheating system, a pyrolysis gasification device and an ash cooling and conveying system, a raw material distributing device is arranged on a blanking pipe of an (n-1)-stage cyclone cylinder in the n-stage raw material preheating system; an outlet of the raw material distributing device is respectively communicated with a raw material inlet of the decomposing furnace and a hot raw material inlet of the pyrolysis gasification device; the pyrolysis gasification device comprises a suspension section positioned at the upper part, a transition section and a boiling section positioned at the middle part, and an air distribution system and a slag outlet positioned at the lower part; a tertiary air inlet is formed in the side surface of the suspension section, and a flue gas outlet communicated with the decomposing furnace is formed in the upper part; an alternative fuel inlet, a bed material inlet and a hot raw material inlet are respectively formed in the side surface of the middle part; and the slag outlet is respectively communicated with the smoke chamber and the ash cooling and conveying system. According to the utility model, the alternative fuel heat utilization efficiency and fossil fuel substitution rate of the cement kiln can be greatly improved.

Provided herein are processes and systems related to a carbon dioxide sequestration process, comprising a) calcining limestone using a fossil fuel alternative input to form a mixture comprising lime and a gaseous stream comprising more than about 30 vol % carbon dioxide; and b) treating the mixture comprising lime with atmospheric air and allowing carbon dioxide from the atmospheric air to react with the mixture and form a composition comprising calcium carbonate, calcium bicarbonate, or combination thereof. Provided also herein are processes and systems related to a carbon dioxide sequestration process, comprising a) calcining limestone using a fossil fuel alternative input to form a mixture comprising lime and a gaseous stream comprising more than about 30 vol % carbon dioxide; and b) treating the mixture comprising lime with natural water and allowing dissolved carbon dioxide in the natural water to react with the mixture to form a composition comprising calcium carbonate, calcium bicarbonate, or combination thereof.