|| List of recent Diesel-related patents
|Dual fuel common rail depressurization during engine shutdown and machine using same|
A machine includes a compression ignition engine fueled from common rail fuel injectors that predominately inject natural gas fuel that is compression ignited with a small pilot injection of liquid diesel fuel. When an engine shutdown command is communicated to an electronic controller, the supply of gaseous fuel to the gas rail is stopped and the gaseous fuel common rail is depressurized by continuing to run the engine and inject gaseous and liquid fuels while commanding a liquid pressure greater than the gas pressure.
|Tailored oils produced from recombinant heterotrophic microorganisms|
Methods and compositions for the production of oil, fuels, oleochemicals, and other compounds in recombinant microorganisms are provided, including oil-bearing microorganisms and methods of low cost cultivation of such microorganisms. Microalgal cells containing exogenous genes encoding, for example, a lipase, a sucrose transporter, a sucrose invertase, a fructokinase, a polysaccharide-degrading enzyme, a keto acyl-acp synthase enzyme, a fatty acyl-acp thioesterase, a fatty acyl-coa/aldehyde reductase, a fatty acyl-coa reductase, a fatty aldehyde reductase, a fatty aldehyde decarbonylase, and/or an acyl carrier protein are useful in manufacturing transportation fuels such as renewable diesel, biodiesel, and renewable jet fuel, as well as oleochemicals such as functional fluids, surfactants, soaps and lubricants..
|Process of producing oil from algae using biological rupturing|
A process for production of biofuels from algae can include cultivating an oil-producing algae, extracting the algal oil, and converting the algal oil to form biodiesel. Extracting the algal oil from the oil-producing algae can include biologically rupturing cell wall and oil vesicles of the oil-producing algae using at least one enzyme such as a cellulose or glycoproteinase, a structured enzyme system such as a cellulosome, a virus, or combination of these materials..
|Post-injection strategy optimization for cabin comfort in diesel-powered vehicles|
A method of optimizing usage of post-injection strategy for improved cabin comfort in a vehicle includes detecting a set of conditions corresponding to parameters pertaining to the vehicle's hardware components, driving components and operating conditions. If one or more of the set of conditions are satisfied, the method implements the post-injection strategy for the vehicle, for a pre-determined time, if the fuel-oil ratio for the engine of the vehicle is lower than a pre-determined value..
|Method and structure for prevention of incorrect fueling operations|
A method and structure are described for preventing the accidental introduction of an incorrect liquid into a tank, such as the introduction of gasoline into the fuel system of a diesel-powered vehicle. In a first embodiment, the entrance to a fill tube of a diesel-powered vehicle is configured with a sensor ring.
|Dual fuel injector with f, a and z orifice control|
A dual fuel injector utilizes first and second control valves to open and close first and second nozzle outlet sets to inject a first fuel and a second fuel, respectively. The first and second fuels may be natural gas and liquid diesel, respectively.
|Dual fuel common rail transient pressure control and engine using same|
A compression ignition engine is fueled from common rail fuel injectors that predominately inject natural gas fuel that is compression ignited with a small pilot injection of liquid diesel fuel. Before and after a rapid load loss transient, the liquid and gaseous rail pressures are controlled toward respective pressures based upon engine speed and load.
|Internal combustion and waste heat steam engine having a heat recovery steam generator exhaust manifold|
An improved internal combustion and waste hat steam engine having an heat recovery steam generator optimized for the steam cycle, that can operate on steam, fuel, or a water-fuel composition where the mixture is at a critical temperature and in a homogeneous single phase. The condensing waste heat recovery steam generator exhaust manifold is close-coupled to the engine cylinder exhaust ports and provides heat to create the homogeneous mixture and steam.
|Push lock differential pressure sensor|
A diesel particulate filter is provided and may include a filter housing having an inlet and an outlet and a filter element disposed within the filter housing. A first metal conduit may be in fluid communication with an interior of the filter housing between the inlet and the filter element and a second metal conduit may be in fluid communication with the interior of the filter housing between the filter element and the outlet.
|Method of formulating a fuel composition for use in internal-combustion engines|
A blendstock for forming a fuel composition for use in internal-combustion engines, includes a polar fluid component, a microblender component, and a neutralizer component. The neutralizer component is present in an amount effective to substantially neutralize the microblender component to allow for the microblender component to substantially spontaneously blend with the polar fluid component.
|Tert-butyl hydroperoxide (tbhp) as a diesel additive|
The present invention relates to the use of tbhp as a fuel additive and in particular as an additive to diesel fuel.. .
|Process for obtaining a diesel like fuel|
Disclosed is an enrichment method for obtaining components for the production of a diesel like fuel additive or a diesel like fuel from crude tall oil. In the method, lipophilic components, being present in said crude tall oil, are extracted with an organic solvent and the resulting extract is washed with sulfuric acid and water..
|Emulsions and methods usable within a wellbore|
Emulsions usable within a wellbore as drilling fluids can be prepared by providing an emulsion base that includes a crude biodiesel product, and adding an emulsifying subsystem to the emulsion base. Solid particles in the emulsifying subsystem migrate to interfaces between continuous and discontinuous components in the emulsion base to define phases of the emulsion.
|Selective catalytic reduction outlet mixing device|
Accurate measurement of exhaust gas compounds is necessary for correct operation of exhaust treatment systems, such as selective catalytic reduction (scr) units used in diesel engines. However, accurate sensor readings assume an even distribution of compounds in an exhaust stream in order to use a sampled measurement to be extrapolated to the compound concentrations in the full stream.
|Universal synthetic lubricant, method and product-by-process to replace the lost sulfur lubrication when using low-sulfur diesel fuels|
A diesel fuel lubricant as a replacement for sulfur lubrication in ultra-low and low sulfur diesel fuels, the process for producing said lubricant, and the method of using said lubricant. This lubricant comprises alpha-olefins; low odor aromatic solvents; and at least one a base oil selected from the base oil group consisting of hydroisomerized high base oils and ht severe hydro-cracked base oils; as well as other ingredients.
|Phase behaviors and properties of certain triacylglycerols and fatty acid methyl esters|
This application relates to phase behaviors of certain triacylglycerols and fatty acid methyl esters, and how the phase behaviors of these individual components in a biodiesel fuel, as well as their combined mixtures, helps understand the fundamental mechanisms of their crystallization so as to design biodiesel fuels with improved low temperature characteristics.. .
|Algae strain for biodiesel fuel production|
Use of an algal for biodiesel fuel selected for growing strain of production, the genus desmodesmus wherein said strain was under high nutrient conditions and is characterized as having a determined fatty by acid nuclear methyl ester content of 2.6% magnetic resonance analysis, nitrogen content of 11.3% and a carbon content of 46.3%. Given the growth and elemental composition of this strain t the instant algal strain is of particular use as a biomass source for biofuel lipids and/or biodiesel fuel production..
|Systems and methods for diesel oxidation catalyst with decreased so3 emissions|
A diesel oxidation catalyst (doc) catalytic converter for at least the conversion of carbon monoxide and hydrocarbons, removal of a fraction of particulate matter, and decrease of sulfur trioxide emissions within exhaust gases from an engine and consequently of sulfuric acid, is disclosed. The doc may include any suitable configuration including at least a substrate and a washcoat, where the substrate has a plurality of channels, suitable porosity, offers a three-dimensional support for the washcoat, and is made of any suitable material.
|Diesel exhaust gas purification catalyst and diesel exhaust gas purification system|
A diesel exhaust gas purification catalyst contains a substrate, and a catalyst layer formed on the substrate. The catalyst layer contains a carrier, a noble metal and/or an oxide thereof supported by the carrier, and a composite oxide of cerium and one or more group iii and/or group iv elements.
|Process for oxidative conversion of organosulfur compounds in liquid hydrocarbon mixtures|
The process for the desulfurization of a sulfur-containing hydrocarbon mixture, such as a full-range, hydrotreated diesel oil, is accomplished with an aqueous oxidizing agent in the presence of a catalyst and a co-catalyst, and thereafter selectively removing the oxidized compounds by solvent extraction. Optionally, the foregoing steps are followed by solvent stripping and recovery, and a final polishing step..
|Crude glycerol fermenting process for the production of ethanol and hydrogen|
The present invention concerns a fermenting process of crude glycerol derived from biodiesel production for preparation of ethanol and hydrogen using activated sludge enriched and directly acclimatized on biodiesel by-product. .
|Biodiesel manufacturing system and apparatus|
A portable biodiesel manufacturing or processing plant for processing on continuous basis a raw plant based oil feedstock to form biodiesel.. .
|Method for producing a diesel fuel|
A method relating to oil refining, which can be used to produce low-sulfur diesel fuel, comprising oil demineralization and distillation, and extraction and mixing of diesel fractions, followed by hydrogen refining of the mixture. In an atmospheric tower, two diesel fractions that boil at 171-341° c.
|Process for conversion of feedstocks obtained from renewable sources based on marine fuels|
E) a stage for separating the effluent that is obtained from stage d) into a gaseous fraction that comprises hydrogen and at least one diesel-fuel-based fraction.. .
|Work vehicle and wheel loader|
A work vehicle includes an engine, an exhaust gas post-processing device, an engine room and a partitioning member. The exhaust gas post-processing device includes a diesel particulate filtering device, a selective catalyst reduction device, a connecting pipe connecting the diesel particulate filtering and the selective catalyst reduction device, and an injection device configured to inject a reducing agent into the connecting pipe.
|Intake gas distribution box for use in an engine, in particular a motor vehicle engine, and gas supply module comprising said box|
An intake gas distribution box (18) for an engine is intended to equip a gas supply module of the engine. The box (18) comprises a recirculated exhaust gas injection device (24) for the engine.
|Injection timing management in dual fuel engine system|
A fuel injection timing management system for a dual fuel engine is configured to determine a first diesel injection timing corresponding to a first mode of operation of the engine system and a second diesel injection timing corresponding to a second mode of operation. Further, determine a direction of change in a mode of operation of the engine system, and selectively perform a change in the diesel injection timing from the first diesel injection timing to the second diesel injection timing at a first rate of transition or a second rate of transition, based on the direction of change in a mode of operation of the engine system..
|Diesel fuel stabilization for enhanced combustion|
A fuel system is provided including a diesel fuel reservoir configured to supply a diesel fuel having a first amount of dissolved oxygen. An advanced diesel engine is arranged generally downstream from the diesel fuel reservoir.
|Reformer enhanced alcohol engine|
Reformer-enhanced alcohol engine system. The engine system includes a spark-ignited alcohol engine having a compression ratio in the range of 13-15 and includes a turbocharger or supercharger operatively connected to the engine to provide a pressure boost of at least about 2.5 times atmospheric pressure to cylinders of the engine.
|Portable hydrogen supplemental system and method for lowering particulate matter and other emissions in diesel engines at idle|
A portable on-demand hydrogen supplemental system is provided for producing hydrogen gas and injecting the hydrogen gas into the air intake of internal combustion engines for the purpose of increasing the combustion efficiency in the combustion chamber and lowering particulate emissions at idle. Hydrogen increases the laminar flame speed of diesel fuels, thus increasing combustion efficiency.
|On board fuel storage and supply in a rail vehicle|
Preferred application to internal combustion engine rail vehicles with multiple railcars equipped with multiple diesel engines.. .
|Exhaust gas purification device of internal combustion engine|
An exhaust gas purification device includes an exhaust gas after-treatment device provided in an exhaust passage of an internal combustion engine, and has an oxidation catalyst and a dpf or diesel particulate filter. The exhaust gas purification device also includes an exhaust pipe injector which feeds a fuel to the oxidation catalyst, and a control unit which controls regeneration of the filter by supplying the oxidation catalyst with the fuel from the exhaust pipe injector.
|Exhaust gas post-treatment unit and construction vehicle carrying same|
An exhaust gas post-treatment unit includes a diesel particulate filtering device that treats engine exhaust gas, a selective catalyst reduction device that treats the engine exhaust gas, a connecting pipe, an injection device, a cooling water supply pipe and a cooling water return pipe. The connecting pipe connects the diesel particulate filtering device and the selective catalyst reduction device.
|Process and apparatus for producing diesel|
A process and apparatus are disclosed for hydrocracking hydrocarbon feed in a hydrocracking unit and hydrotreating a diesel product from the hydrocracking unit in a hydrotreating unit. The hydrocracking unit and the hydrotreating unit share the same recycle gas compressor.
|Methods of upgrading biooil to transportation grade hydrocarbon fuels|
The present invention relates to the field of biomass derived fuels. It further relates to thermochemical production of liquids (biooils) from biomass.
|Marine diesel engine lubricating oil compositions|
Disclosed herein are marine diesel engine lubricating oil compositions which comprises (a) a major amount of an oil of lubricating viscosity, and (b) about 3 wt. % to about 40 wt.
|Treated biodiesel glycerin|
Disclosed are compositions that include treated biodiesel glycerin. The disclosed compositions may be utilized as soil-amendments for controlling pests, weeds and for enhancing growth of plants.
|Fuel-dispensing nozzle inhibitor|
A nozzle inhibitor is adapted to be arranged in a filler neck included in a fuel tank fill tube and is configured to allow only a diesel fuel nozzle having an outer diameter that is greater than a specified minimum diameter to be inserted into the fill tube to a depth sufficient so that a user may dispense diesel fuel from that nozzle into the fill tube. The nozzle inhibitor inhibits insertion of a small-diameter unleaded fuel nozzle into the fill tube, yet allows insertion of a large-diameter diesel fuel nozzle into the fill tube so that only diesel fuel is dispensed into a diesel fuel tank coupled to the fill tube..
|Fuel filter of an internal combustion engine, and filter element of a fuel filter|
Disclosed is a fuel filter (10) for fuel, in particular diesel fuel, of an internal combustion engine, in particular of a motor vehicle, and to a filter element of such a fuel filter. A housing (12) has at least one fuel inlet (26) for the fuel to be cleaned, at least one fuel outlet (18) for cleaned fuel, and at least one water outlet (30) for water which has been separated from the fuel.
|Common rail fuel injection system|
A common rail fuel injection system includes injectors having a fuel intake port and being provided for respective cylinders of a multi-cylinder diesel internal combustion engine, a common rail accumulating pressurized fuel, a high-pressure supply pump supplying high-pressure fuel, a fuel supply pipe causing the common rail and the high-pressure supply pump to communicate with each other. The fuel injection pipes communicating with pressure supply ports provided in the common rail and causing the injectors and the pressure supply ports to communicating with each other.
|Control device for turbocharged diesel engine|
An object of the invention is to satisfy various constraints associated with supercharging pressure control even during transitional operation in a turbocharged diesel engine of which a supercharging pressure is actively controllable through operation of an actuator. The control device calculates a steady target value that is a target value of the supercharging pressure during steady operation on the basis of an engine rotation speed and a fuel injection amount, and operates the actuator through feedback control such that an actual supercharging pressure calculated from a signal of a supercharging pressure sensor is brought close to the steady target value.
|Rejuvenation control of palladium-only diesel oxidation catalyst|
A method is disclosed for assessing and maintaining the use of a palladium-only (i.e., platinum free) oxidation catalyst body to oxidize carbon monoxide and hydrocarbons in the exhaust stream of a diesel engine powered vehicle, which is operated at a fuel-lean air-to-fuel ratio (a/f) for much of the time it powers a vehicle. Periodically, a recent history of the temperatures of the exhaust gas at the inlet to the palladium oxidation catalyst body is prepared in a computer control module.
|Stabilized fluids for industrial applications|
The present invention is directed toward compositions suitable for use as dielectric fluids, lubricant fluids and biodiesel fluids. Compositions described herein are obtained from a saturated, unsaturated or combinations of both monol, diol, triol or polyol acyl ester based fluid and/or a non-ester based fluid and 2,4,6-tris(di-c1-c6-alkylaminomethyl)phenol and/or the carboxylic acid salt of 2,4,6-tris(di-c1-c6-alkylaminomethyl)phenol.
|Stabilized fluids for industrial applications|
The present invention is directed toward compositions suitable for use as dielectric fluids, lubricant fluids and biodiesel fluids. Compositions described herein are obtained from a saturated, unsaturated or combinations of both monol, diol, triol or polyol acyl ester based fluid and/or a non-ester based fluid and 2,4,6-tris(di-c1-c6-alkylaminomethyl) phenol and/or the carboxylic acid salt of 2,4,6-tris(di-c1-c6-alkylaminomethyl) phenol.
|Systems and methods for variations of zpgm oxidation catalysts compositions|
The present disclosure refers to variation of compositions for catalytic converters free of platinum group metals, which may be employed to manufacture zpgm oxidation catalyst systems, to remove main pollutants from exhaust of diesel engines, by oxidizing toxic gases. Suitable support oxides material may include zro2, zro2 doped with lanthanide group metals, nb2o5, nb2o5—zro2, al2o3 and al2o3 doped with lanthanide group metals, tio2 and doped tio2 may be used.