42results about "Refining by particle radiation" patented technology

Methods and systems are described for processing cellulosic and lignocellulosic materials into useful intermediates and products, such as energy and fuels. For example, conveying systems and methods, such as highly efficient vibratory conveyors, are described for the processing of the cellulosic and lignocellulosic materials.

Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful intermediates and products, such as energy, fuels, foods or materials. For example, systems and methods are described that can be used to treat feedstock materials, such as cellulosic and / or lignocellulosic materials, in a vault in which the equipment is protected from radiation and hazardous gases by equipment enclosures. The equipment enclosures may be purged with gas.

Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful intermediates and products, such as energy, fuels, foods or materials. For example, systems and methods are described that can be used to treat feedstock materials, such as cellulosic and / or lignocellulosic materials, while cooling equipment and the biomass to prevent overheating and possible distortion and / or degradation. The biomass is conveyed by a conveyor, which conveys the biomass under an electron beam from an electron beam accelerator. The conveyor can be cooled with cooling fluid. The conveyor can also vibrate to facilitate exposure to the electron beam. The conveyor can be configured as a trough that can be optionally cooled.

The present invention is drawn to a method of processing heavy paraffinic oils or heavy aromatic oils using radiation chemistry of polyethylene under oxidizing conditions. The process of the invention will result in a chain reaction for oxidative scission as the basis for a radiation processing for heavy paraffinic or aromatic oils. The method of the invention will allow for the cost-efficient and environmentally-friendly processing of heavy oils into lighter petroleum products.

A process for reducing the naphthenic acidity of petroleum oils or their fractions is described, said process comprising providing a hydrocarbon feed 103 / 203 / 303 having between 0.1 and 99 wt % of emulsified / dispersed water in oil, said feed containing salts and a content of naphthenic acids measured as TAN between 0.1 and 10 mg KOH / g oil; directing the said petroleum oil feed and emulsified / dispersed water towards an energy emitter device in the microwave range and submitting said feed 103 / 203 / 303 in liquid phase, under pressure between 0.7 and 4.5 MPa at temperatures between 50° C. and 350° C. to the microwave radiation, applied in the range of 1 mm to 30 cm to said feed so that the presence of salts, the applied temperature and the high dielectric constant of the water droplets make that the heat is absorbed on the spot by the water and heat said water preferentially to the oil, while the naphthenic compounds at the interface between the droplets and the oil catch said heat; effecting the decomposition of the carboxylic acids responsible for the naphthenic acidity in the petroleum feed at temperatures around 320° C. and generating CO2; separating with the aid of any known device 106 / 106′ / 112 / 117 / 208 / 208′ / 214 / 219 / 310 / 310′ / 316 / 321 any gas phase generated, water and oil; and recovering the hydrocarbon oil stream 108 / 113 / 119 / 210 / 215 / 221 / 312 / 317 / 323 having a reduced content in naphthenic acids. The process is designed to be applied to the reduction of naphthenic acids in feeds of petroleum oils and their fractions in the oil production step, in refineries or any industrial installation.

The present invention is to provide an efficient and highly practical novel desulfurization device capable of executing the depth desulfurization. A high-energy beam irradiating desulfurization device for a petroleum product or a petroleum semimanufactured product, comprising a catalyst liquid-liquid contact part for contacting a metal compound solution as a catalyst and the petroleum product or the petroleum semimanufactured product, a high-energy beam irradiating part, and a sulfide collecting part for separating and collecting sulfide of the metal produced by the high-energy beam irradiation, is provided.

The invention relates to an ultrasonic resonance desulfurization electrochemical technology reactor and a reaction technology thereof, and belongs to the technical field of organic matter waste processing. The ultrasonic resonance desulfurization electrochemical technology reactor and the reaction technology have the advantages of good removal effect of harmful substances in an oil product, and high working safety. The ultrasonic resonance desulfurization electrochemical technology reactor comprises a cylinder body, the upper end of the cylinder body is an upper seal head, the lower end of the cylinder body is a lower seal head, the upper seal head is provided with an oil inlet tube and a reagent feeding tube, a stirrer is arranged in the cylinder body, the upper end of the stirrer is arranged at the middle portion of the upper seal head, and the lower seal head is provided with an oil outlet tube. The reactor is characterized in that the cylinder body comprises an inner layer cylinder body and an outer layer cylinder body, and the outer sidewall of the inner layer cylinder body is provided with an ultrasonic transducer.

A hybrid fuel and methods of making the same. A process for making a hybrid fuel includes the steps of combining a biofuel emulsion blend and a liquid fuel product to form a hybrid fuel. Optionally, the hybrid fuel can be combined with water in a water-in-oil process and include oxygenate additives and additive packages. A hybrid fuel includes blends of biofuel emulsions and liquid fuel products, including light gas diesel. Optionally, the hybrid fuel can include water, oxygenate additives, and other additive packages.

The invention discloses a fuel synchronous superposition treatment device and method. A magnetic field with intensity of 0.4MT, ultrasonic waves with the frequency of 1.25 MHz and the intensity of 70W / cm<2>, and electromagnetic waves with the wavelength of 7.0 mu m and the radiating power of 400W are simultaneously utilized to synchronously perform superposition treatment on fuel. After performing superposition treatment on the fuel, the fuel becomes cleaner, and the activity of the fuel can be better enhanced; and thus, the intermolecular cohesion of the fuel is lowered, the molecular configuration is changed, the viscosity and surface tension of the fuel are lowered, colloids and other impurities in the fuel are effectively removed, and the flowability, combustibility and cleanness of the fuel are enhanced, thereby greatly enhancing the combustion speed of the fuel, the temperature of the combustion zone and the complete combustion coefficient. The fuel is treated by a physical method, thereby basically avoiding the problem of secondary pollution due to use of chemical additives.

The invention discloses a series plasma pyrolysis flow reactor and an operation method thereof, which comprises a series flow pipe, a dielectric layer, a high-pressure copper plate, a low-pressure copper plate, an upper electrode shell, a lower electrode shell, an electrode connecting ear, a high-pressure electrode and a grounded electrode; the series flow pipe comprises a first-stagepyrolysis device, a second-stagepyrolysis device, an electrode fixing surface, a round pipe, an observation window, a temperature measuring port, a fuel inlet and a product outlet, the first-stagepyrolysis deviceand the second-stagepyrolysis device are arranged in the middle of the series flow pipe with a proper distance. The reactor has a compact structure and reasonable design; the second-stage pyrolysis device can be arranged at the back of the first-stagepyrolysis device to control the airflow velocity to change the residence time of a treated species in the two pyrolysis zones, so that the state of the species which reaches the secondpyrolysis device after first pyrolysis is different. The effects of treatment of stable species and pyrolysis of intermediate species by plasma on final pyrolysis products are studied.

The invention includes a gas processing system for transforming a hydrocarbon-containing inflow gas into outflow gas products, where the system includes a gas delivery subsystem, a plasma reaction chamber, and a microwave subsystem, with the gas delivery subsystem in fluid communication with the plasma reaction chamber, so that the gas delivery subsystem directs the hydrocarbon-containing inflow gas into the plasma reaction chamber, and the microwave subsystem directs microwave energy into the plasma reaction chamber to energize the hydrocarbon-containing inflow gas, thereby forming a plasma in the plasma reaction chamber, which plasma effects the transformation of a hydrocarbon in the hydrocarbon-containing inflow gas into the outflow gas products, which comprise acetylene and hydrogen. The invention also includes methods for the use of this gas processing system.

The present invention is drawn to a method of processing heavy paraffinic oils or heavy aromatic oils using radiation chemistry of polyethylene under oxidizing conditions. The process of the invention will result in a chain reaction for oxidative scission as the basis for a radiation processing for heavy paraffinic or aromatic oils. The method of the invention will allow for the cost-efficient and environmentally-friendly processing of heavy oils into lighter petroleum products.

A method for optimizing a desalting process in which a hydrocarbon feedstock is passed to a desalter through a line under a set of conditions, the hydrocarbon feedstock containing a hydrocarbon fluid, water and a salt, said method comprising: obtaining spectra of the hydrocarbon feedstock under a plurality of environments in the line; comparing the spectra; and based on the comparison of the spectra, either modifying or maintaining the set of conditions under which the hydrocarbon feedstock is passed to the desalter; wherein the spectra are obtained using neutron backscattering.

The invention provides a method for removing a water-soluble polymer in polymer-bearing crude oil. The method comprises the following steps: uniformly adding a barium carbonate particle into the polymer-bearing crude oil, then radiating the obtained crude oil mixture in a microwave environment and carrying out filtering so as to effectively remove the water-soluble polymer in the polymer-bearing crude oil. The objective of the invention is to provide the method for removing the water-soluble polymer in the polymer-bearing crude oil to overcome the problems of difficult demulsification of the polymer-bearing crude oil produced after polymer flooding on the ground and during transporting, reduced efficiency of a heater, high cost of a de-emulsifier and the like. The method can remove the water-soluble polymer in the polymer-bearing crude oil and has the advantages of easiness in operation and realization and low cost; the barium carbonate particle used in the invention has the characteristics of regeneration performance and repeated usability, so cost of the method is reduced; and the method is applicable to technological treatment of polymer-bearing crude oil produced from a polymer flooded oil reservoir.

Methods and systems relate to treating an oil-in-water emulsion with an electron beam to decrease aromatic content therein for subsequent recovery of diesel products with upgraded cetane number. The method includes passing the emulsion formed of water and a hydrocarbon stream, such as light cycle oil, through an electron beam. The electron beam causes radiolysis of the water into intermediates that react with and open rings of aromatic compounds from the hydrocarbon stream. Separation of the water from the emulsion after the treating with the electron beam provides the diesel products, which may be hydroprocessed to remove oxygenates.