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Diesel patents



      
           
This page is updated frequently with new Diesel-related patent applications. Subscribe to the Diesel RSS feed to automatically get the update: related Diesel RSS feeds. RSS updates for this page: Diesel RSS RSS


Date/App# patent app List of recent Diesel-related patents
11/13/14
20140336901
 High-pressure fuel pump protection patent thumbnailHigh-pressure fuel pump protection
A method to protect a high-pressure fuel pump in a diesel-engine system includes enabling the high-pressure fuel pump when fuel pressure in the diesel-engine system is above a threshold, and disabling the high-pressure fuel pump if the fuel pressure is below the threshold. In this manner, the high-pressure fuel pump is protected from premature wear and failure due to inadequate lubrication..
11/13/14
20140336045
 Perovskite and mullite-like structure catalysts for diesel oxidation and method of making same patent thumbnailPerovskite and mullite-like structure catalysts for diesel oxidation and method of making same
Disclosed here are material formulations of use in the conversion of exhaust gases. A catalyst is formed by using a perovskite structure having the general formula abo3 or a mullite structure having the general formula of ab2o5 where components “a” and “b” may be any suitable non-platinum group metals.
11/13/14
20140335578
 Integrated biodiesel process patent thumbnailIntegrated biodiesel process
Methods of using crude glycerol to make fatty acids are provided, as well as integrated methods of converting glycerol waste from biodiesel production into more biodiesel. Bacteria and other microbes engineered to produce free fatty acids from glycerol are also provided..
11/13/14
20140334990
 Zpgm diesel oxidation catalyst systems and methods thereof patent thumbnailZpgm diesel oxidation catalyst systems and methods thereof
The present disclosure refers to a plurality of methods employed for production of zpgm diesel oxidation catalyst systems substantially free of pgm, which may include a substrate, a washcoat, and an impregnation layer. Washcoat may include at least one carrier material oxides.
11/13/14
20140334989
 Zpgm diesel oxidation catalysts and methods of making and using same patent thumbnailZpgm diesel oxidation catalysts and methods of making and using same
Diesel oxidation zpgm catalyst systems are disclosed. Zpgm catalyst systems may oxidize toxic gases, such as carbon monoxide, hydrocarbons and nitrogen oxides that may be included in exhaust gases.
11/13/14
20140332530
 Fuel-dispensing nozzle inhibitor patent thumbnailFuel-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 relatively larger 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..
11/13/14
20140332529
 Anti-misfueling filler neck device patent thumbnailAnti-misfueling filler neck device
An anti-misfueling filler neck device includes sliding projections mounted at the bottom of a housing to move laterally to allow a flapper to be opened only when a fuel gun for a diesel vehicle is inserted, thus preventing gasoline from being injected into the diesel vehicle.. .
11/13/14
20140331964
 Dual fuel engine diagnostic system and method of operating same patent thumbnailDual fuel engine diagnostic system and method of operating 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. Prior to servicing the engine, a service tool may establish a communication link with an electronic controller that controls operation of the engine.
11/13/14
20140331963
 Dual fuel common rail transient pressure control and engine using same patent thumbnailDual 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 fueling increase transient, the liquid and gaseous rail pressures are controlled toward respective pressures based upon engine speed and load.
11/13/14
20140331858
 Method for controlling regeneration of diesel particulate filter in construction machinery patent thumbnailMethod for controlling regeneration of diesel particulate filter in construction machinery
The present disclosure relates to a method for controlling regeneration of diesel particulate filter in construction machinery. The regeneration controlling method for the diesel particulate filter of construction machinery according to the present disclosure includes: a first active generation operation of actively regenerating a diesel particulate filter (dpf) according to a predetermined first active regeneration schedule when a quantity of soot inside the dpf within is a predetermined allowance section; and a second active regeneration operation of actively regenerating the diesel particulate filter according to a second active regeneration schedule, which is different from the first active regeneration schedule, according to the quantity of soot when the quantity of soot exceeds the allowance section..
11/13/14
20140331706
Transport refrigeration system powered by diesel engine with pressurized combustion air
A transport refrigeration system includes a diesel engine equipped with a combustion air pressurization device, such as a turbo-charger or a supercharger. The diesel engine powers at least one component associated with the transport refrigeration system, such as a refrigeration compressor or an air-moving device..
11/13/14
20140331648
Over temperature / pressure safety device and method for diesel particulate filters
A safety device for an exhaust gas aftertreatment system provides an alternative exhaust route in case of high temperatures or pressures within the regenerating particulate filter of the exhaust gas aftertreatment system that may cause damage to the particulate filter. The safety device comprises a valve that redirects the flow of exhaust gas from the regenerating particulate filter when specified temperature or pressure thresholds are met or exceeded..
11/13/14
20140331645
System and method for injector fault remediation
A machine includes an engine having an exhaust system. A diesel exhaust fluid (def) injector provides metered amounts of def and includes a valve adapted to selectively open in response to a command.
11/13/14
20140331643
Diesel particulate filter passive regeneration during stationary power take-off
The systems and method described above in the present disclosure allow for regeneration of a diesel particulate filter while a vehicle is in stationary power take-off mode. Described is a method of: during select power take-off conditions, reducing an egr rate responsive to an indication to regenerate a diesel particulate filter..
11/13/14
20140331550
Acid-free quaternized nitrogen compounds and use thereof as additives in fuels and lubricants
The present invention relates to novel acid-free quaternized nitrogen compounds, to the preparation thereof and to the use thereof as a fuel and lubricant additive, more particularly as a detergent additive, as a wax antisettling additive (wasa) or as an additive for reducing internal diesel injector deposits (idid); to additive packages which comprise these compounds; and to fuels and lubricants thus additized. The present invention further relates to the use of these acid-free quaternized nitrogen compounds as a fuel additive for reducing or preventing deposits in the injection systems of direct-injection diesel engines, especially in common-rail injection systems, for reducing the fuel consumption of direct-injection diesel engines, especially of diesel engines with common-rail injection systems, and for minimizing power loss in direct-injection diesel engines, especially in diesel engines with common-rail injection systems..
11/13/14
20140331549
Biofuel consisting of a mixture of naturally occurring fatty acid esters and method for producing said biofuel
The invention relates to a diesel biofuel consisting of a mixture of naturally occurring fatty acid esters and containing an ester of ω-unsaturated acids having a chain with 11 or 13 carbon atoms or corresponding saturated acids. The invention also relates to a method for producing such a biofuel..
11/06/14
20140330059
Method of using carbon nanotubes fuel production
Use of a particular form of carbon—carbon nanotubes—as the catalyst. The present technology uses cnts produced via air-assisted chemical vapor deposition (cvd), which can produce these extremely active catalysts (over an order higher in the magnitude of the activity of the catalyst as compared to the conventional fe based catalyst) in a single step for converting carbonaceous materials such as coal, biomass, natural gas to liquid fuels such as gasoline, diesel, jet fuel, kerosene etc.
11/06/14
20140330033
Mechanically enhanced separation of reaction products in biodiesel production
Apparatus and related methods for reacting a natural oil with a short chain alcohol in the presence of an alkaline catalyst and mesh to produce biodiesel, significantly decreasing the amount of time for the glycerol byproduct to settle out of the reaction mixture. The process for the production of biodiesel includes providing animal or vegetable oil to create a first component, combining a short chain alcohol with a strong base to create a second component, and combining the first and second components together in the presence of a mesh, such that the mesh is in contact with the combined components.
11/06/14
20140329669
Alumina material containing barium sulfate and exhaust gas purifying catalyst using same
Disclosed are alumina materials including a barium sulfate, catalyst or adsorbent using the same, in particular, catalyst for exhaust gas purification superior in nox purification performance, suitable as a catalyst for purifying harmful substances included in exhaust gas discharged from an internal combustion engine of a gasoline vehicle, a diesel vehicle. An alumina material containing a barium sulfate in an amount of 5 to 70% by mass to alumina, wherein average particle size of barium sulfate dispersing in the alumina material is 4 μm or smaller, average particle size of alumina is 50 μm or smaller, and bet specific surface area of the alumina material is 20 to 250 m2/g; a catalyst for exhaust gas purification using the alumina material including a barium sulfate.
11/06/14
20140327248
System and method for operating a diesel engine
A power generating set includes an engine operable in response to a flow of fuel to produce a flow of exhaust gas. A generator is coupled to the engine and is operable in response to operation of the engine to produce a total electrical power, a primary load is electrically connected to the generator to receive a portion of the total electrical power, and a secondary load is selectively connected to the generator to receive a portion of the total electrical power.
11/06/14
20140326661
Liquid filtration media containing melt-blown fibers
A filter and filter media configured and arranged for placement in a fuel stream is disclosed. The filter and filter media allow for filtering of liquid fuels, such as diesel fuel.
11/06/14
20140326216
Method and apparatus for increasing diesel engine efficiency
A diesel engine enhancement assembly, including a microprocessor connected to the ecm, a control interface, a pump assembly connected to the microprocessor, an injector connected in fluidic communication the pump assembly and to an engine and the microprocessor, and a tank assembly connected to the pump assembly. The microprocessor initiates injection of predetermined amounts of combustion enhancing fluid into the engine when predetermined conditions are met..
11/06/14
20140325965
Diesel exhaust fluid control system
An engine has an exhaust gas system and a reductant delivery system. The reductant delivery system includes a pump which pumps reductant from a tank an injector which injects reductant into the exhaust gas, and a heater for heating the reductant in the tank.
11/06/14
20140325962
Diesel engine exhaust gas purification method and exhaust gas purification system
An exhaust gas purification method of a diesel engine, which purifies exhaust gas while suppressing deterioration in drivability and fuel consumption, including when exhaust gas enters a rich reduction state, opening an egr valve and closing an intake throttle, if a temperature of an nox occlusion reduction catalyst is at or above a predetermined temperature, and a vehicle having a diesel engine is decelerating from a speed at or above a predetermined speed, and then closing an exhaust throttle provided downstream of the nox occlusion reduction catalyst and supplying fuel to the nox occlusion reduction catalyst as a reductant.. .
11/06/14
20140325899
Certain dimers as crystallization depressants
This application relates to certain dimers as crystallization depressants for biodiesel fuels, and methods for making the same. Such dimers, due to their particular structure and conformation, disrupt the regular packing of linear saturated fatty acid methyl esters, thereby delaying nucleation and mitigating crystal growth.
11/06/14
20140325898
Method to optimize biodiesel production
Apparatus and related methods for reacting a natural oil and salt composition with a short chain alcohol in the presence of an alkaline catalyst to produce biodiesel, significantly decreasing the amount of time for the glycerol byproduct to settle out of the reaction mixture. The process for the production of biodiesel includes combining animal or vegetable oil with a salt to create a first component, combining a short chain alcohol with a strong base to create a second component, and combining the first and second components together.
10/30/14
20140323784
High productivity kolbe reaction process for transformation of fatty acids derived from plant oil and animal fat
Oils from plants and animal fats are hydrolyzed to fatty acids for a kolbe reaction. The invention relates to a high productivity kolbe reaction process for electrochemically decarboxylating c4-c28 fatty acids using small amounts of acetic acid to lower anodic passivation voltage and synthesizing c6-c54 hydrocarbons.
10/30/14
20140323755
Method for producing biodiesel using microorganisms without drying process
There is provided a method of producing biodiesel without drying and lipid component extraction steps in an alcohol-rich condition. Also, there is provided a method of effectively producing biodiesel without a catalyst under optimal conditions for transesterification.
10/30/14
20140322087
Sugar alcohol split injection conversion
A method of hydrotreating liquefied biomass feedstock with diesel feedstock to produce alkanes is demonstrated that prevents damage to the reactor catalyst, reduces coke production, and converts nearly all of the polyols to alkanes. In order to mitigate the potential coking issue and to moderate the temperature of the catalyst bed while maintaining high conversion for sugar alcohol to hydrocarbon via a hydrotreating process, a diesel feedstock is fed over the reactor catalyst with multiple injections of polyol feedstock along the reactor..
10/30/14
20140319866
Self-containment for machinery
Systems and methods of the invention relate to containing a portion of liquid associated with a diesel machine (e.g., combustion fuel machine, and the like) used in an outside environment. A diesel machine and an associated fuel storage can be contained within a self containment device that prevents liquid(s) to be exposed to an outside environment such as, but not limited to, a ground, a soil, a water source, vegetation, plant, trees, and the like.
10/30/14
20140319024
Methods for producing diesel range materials having improved cold flow properties
Embodiments of a method for producing a diesel range material having improved cold flow properties are provided. In one embodiment, the method includes the steps of providing a waxy diesel range feedstock, producing an intermediary product stream containing a predetermined amount of oxygenated organocompounds from the waxy diesel range feedstock, and contacting the intermediary product stream with a dewaxing catalyst under process conditions at which the oxygenated organocompounds chemically interact with the dewaxing catalyst to convert a portion of the n-paraffins within the intermediary product stream to iso-paraffins while minimizing cracking of the diesel range material..
10/30/14
20140318631
Methods and systems for converting food waste oil into biodiesel fuel
This invention provides the market with low-cost retrieval of valuable used cooking oil to customer distribution centers, where a mobile production unit visits to create biodiesel fuel, which can be immediately used by customers to fuel their fleet. In some variations, a method comprises identifying a network of customer distribution centers, collecting used cooking oil transported from users to customer distribution centers, providing a mobile reactor to convert used cooking oil into biodiesel fuel under effective reaction conditions, producing biodiesel fuel on-site at the customer distribution centers, and introducing the biodiesel fuel, directly or via a fuel blend, into fleet vehicles.
10/30/14
20140318487
Alkoxylated quaternary ammonium salts and diesel fuels containing the salts
A fuel soluble additive for a diesel engine, a method for improving performance of fuel injectors and a method for cleaning fuel injectors for a diesel engine. The fuel soluble additive includes a quaternary ammonium salt derived from an amido amine containing at least one tertiary amino group and an epoxide, in the presence of a proton donor selected from a carboxylic acid and an alkyl phenol.
10/30/14
20140318142
Bio-fuel composition and method for manufacture of bio-fuel composition
The present invention provides a liquid bio-fuel mixture comprising: a liquid condensate product of bio-mass fast pyrolysis; a bio-diesel component; and an alcohol component. The liquid bio-fuel mixture is macroscopically single phase.
10/30/14
20140318111
Decomposition tube for an engine
An exhaust conduit for a diesel engine is disclosed. The exhaust conduit may include a tubular body having a cylindrical side wall, and a plurality of plates arranged substantially parallel with one another and disposed within the tubular body.
10/30/14
20140318110
V slot flow
Exhaust pipe or exhaust stack 3a extending vertical from the trucks diesel engine is modified with a slot to reduce back pressure. This pressure reduction enables the engine to operate more efficiently resulting in improved fuel economy..
10/30/14
20140318108
Proportional heater control for diesel emission system for marine powered generator set
A proportional heater controls a marine diesel powered generator with a diesel particulate filter (dpf). A proportional control is applied to the heater based upon exhaust temperature.
10/30/14
20140318104
System and method for scr inducement
A system and method of inducing proper operation of a diesel engine exhaust after-treatment system employing scr technology monitors components to detect a fault condition representing one of a def level fault, a def quality fault, and a tampering fault, activates a trigger event indicator in response to detecting the fault condition. The trigger event indicator provides an indicium to an operator of the presence of the fault condition.
10/30/14
20140318103
Method of controlling a diesel particulate filter
A method and apparatus for controlling a diesel particulate filter is disclosed. The control is carried out with the aid of a soot loading model selected from a plurality of available soot loading models including at least one soot loading physical model which makes use of signals from an exhaust gas pressure sensor.
10/30/14
20140318001
Polymorphism and microstructure of certain triacylglycerols and fatty acid methyl esters
This application relates to the polymorphism and microstructure of certain triacylglycerols and fatty acid methyl esters, and how the properties 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.. .
10/30/14
20140317923
Oil system for diesel engines that operate in cold environments
An aftermarket modification for diesel engines that operate in cold environments particularly those using a liquid-to-air oil cooler. Engine oil can be routed to a bypass module having a thermostatic element that directs the oil to bypass the oil cooler and return to the engine if the engine oil is below the desired temperature.
10/23/14
20140316677
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.
10/23/14
20140315267
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..
10/23/14
20140315265
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..
10/23/14
20140312132
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..
10/23/14
20140311618
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.
10/23/14
20140311455
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.
10/23/14
20140311444
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.
10/23/14
20140311136
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.
10/23/14
20140311109
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.
10/23/14
20140311020
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.
10/23/14
20140311019
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.. .
10/23/14
20140311018
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..


Popular terms: [SEARCH]

Diesel topics: Exhaust Gas, Downstream, Carboxylic Acid, Carbon Dioxide, Hydrocarbon, Diesel Particulate Filter, Catalytic Reduction, Selective Catalytic Reduction, Internal Combustion Engine, Diesel Oxidation Catalyst, Combustion, Chemical Reaction, Fatty Acid, Oleaginous Yeast, Polysaccharides

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