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Diesel patents

      

This page is updated frequently with new Diesel-related patent applications.




 Regulation of a diesel exhaust after-treatment system via exhaust energy determination patent thumbnailRegulation of a diesel exhaust after-treatment system via exhaust energy determination
A method is disclosed for regulating an exhaust after-treatment (at) system for a diesel engine. The method includes detecting the engine's cold start when the engine's exhaust gas flow directed into the at system is at a temperature below a threshold value.
Gm Global Technology Operations Llc


 Diesel exhaust fluid deposit mitigation patent thumbnailDiesel exhaust fluid deposit mitigation
One form of the present application is an apparatus including an internal combustion engine structured to produce an exhaust flow, an exhaust system structured to receive the exhaust flow, and a reductant injector structured to inject reductant into a primary passage of the exhaust system upstream of a catalyst. The apparatus further includes an injector passage structured to receive a portion of exhaust upstream of the injector and further structured to flow the exhaust into the primary passage around the injector in a manner such that deposit formation is reduced..
Cummins Emission Solutions, Inc.


 Microencapsulation of chemical additives patent thumbnailMicroencapsulation of chemical additives
The present disclosure relates to new and optimized processes for the preparation of micro- and nano-scale capsules containing lubricant chemical additives. The present disclosure also relates to micro- and nano-scale capsules prepared by such processes, which are useful in a variety of applications, including automotive lubricants, diesel lubricants, industrial lubricants, metal-working lubricants, coolants, and process fluids.
The George Washington University


 Aftertreatment system for diesel vehicle patent thumbnailAftertreatment system for diesel vehicle
An aftertreatment system for a diesel vehicle includes a lean nox trap (lnt) catalyst, which is installed at a downstream of a diesel engine, absorbs nitrogen oxide (nox) in a lean atmosphere, desorbs nitrogen oxide (nox) in a rich atmosphere based on a lambda window, and converts some of the desorbed nitrogen oxide (nox) to ammonia (nh3). A selective catalytic reduction (scr) catalyst is installed at a downstream of the lnt catalyst and purifies nitrogen oxide (nox) that has passed through the lnt catalyst using ammonia (nh3) generated at the lnt catalyst..
Hyundai Motor Company


 Method and system for exhaust particulate matter sensing patent thumbnailMethod and system for exhaust particulate matter sensing
Methods and systems are provided sensing particulate matter by a particulate matter (pm) sensor positioned downstream of a diesel particulate filter (dpf) in an exhaust system, where the pm sensor may include plurality of individual electrode pairs coupled to plurality of voltage sources and further to plurality of measurement devices. In one example, a method may include determining a total pm sensor current by summing current generated across the plurality of electrode pairs by determining the sum total of the current generated across the individual electrode pairs.
Ford Global Technologies, Llc


 Serviceable diesel fuel filter assembly patent thumbnailServiceable diesel fuel filter assembly
A filter assembly for filtering diesel fuel used by a diesel engine includes a housing that defines a housing opening, an unfiltered fuel inlet and a filtered fuel outlet. A panel is matable to the housing for sealably enclosing the opening for forming a housing chamber.
Sogefi Engine Systems Usa, Inc.


 Diesel fuel filter assembly patent thumbnailDiesel fuel filter assembly
A filtration assembly filters diesel fuel used by a diesel engine and includes a filter element disposed within a housing. The housing includes an unfiltered fuel inlet and a filtered fuel outlet.
Sogefi Engine Systems Usa, Inc.


 Gaseous fuel combustion  an internal combustion engine patent thumbnailGaseous fuel combustion an internal combustion engine
diesel-cycle engines are known to have greater power, torque and efficiency compared to otto-cycle engines of like displacement. When the fuel is a gaseous fuel, such as natural gas, a pilot fuel (such as diesel) is normally required to assist with ignition in a gaseous fuelled diesel-cycle engine.
Westport Power Inc.


 Low sulfur biodiesel composition and  making patent thumbnailLow sulfur biodiesel composition and making
The invention provides fatty acid methyl ester fuel compositions and methods of making same.. .
Agron Bioenergy, Llc


 Diesel fuel guard patent thumbnailDiesel fuel guard
A device is provided to prevent the accidental introduction of an incorrect liquid into a tank, such as the introduction of gasoline into the fuel system of a diesel fuel container. The device discriminates between nozzle diameters, allowing entrance of nozzle diameters at or greater than a predetermined minimum diameter while inhibiting entrance of nozzles having diameters less than the predetermined minimum diameter.

Oil filter removal and drain system and method

An oil filter removal and drain system including an oil-filter-removal assembly and a drain-attachment assembly in functional combination. The oil-filter-removal assembly includes a top-frame, a bottom-frame, a geared-socket-hub, a filter-socket, a plurality of geared-clamp-jaws, a filter-gasket, and a toggle-clamp in functional and structural combination.

Catalyzed scr filter and emission treatment system

Provided is a catalyst article for simultaneously remediating the nitrogen oxides (nox), particulate matter, and gaseous hydrocarbons present in diesel engine exhaust streams. The catalyst article has a soot filter coated with a material effective in the selective catalytic reduction (scr) of nox by a reductant, e.g., ammonia..
Basf Corporation

Heterogeneous catalyst for transesterification and preparing same

A transesterification catalyst that is heterogeneous and a method for preparing said transesterification catalyst are provided. The catalyst can be used in a variety of transesterification reactor configurations including cstr (continuous stirred tank reactors), ebullated (or ebullating) beds or any other fluidized bed reactors, and pfr (plug flow, fixed bed reactors).
Crystaphase Products, Inc.

Locomotive electrical systems simulator

A system for simulating electrical systems of a diesel-electric locomotive comprising includes a first electric motor for simulating a locomotive diesel engine and a generator coupled to the electric motor for simulating a locomotive main generator in a main generator operating mode. A second electric motor is driven by an electrical output of the generator in the main generator operating mode and simulates a locomotive traction motor.
Bnsf Railway Company

Method and system for exhaust particulate matter sensing

Methods and systems are provided sensing particulate matter by a particulate matter sensor positioned downstream of a diesel particulate filter in an exhaust system. In one example, a method may include increasing an inlet opening of the particulate matter sensor when an exhaust flow rate falls below a threshold to allow more particulates to enter the particulate matter sensor and further includes decreasing the inlet opening when the exhaust flow rate rises above the threshold to reduce the particulates entering the sensor.
Ford Global Technologies, Llc

Method and system for exhaust particulate matter sensing

Methods and systems are provided sensing particulate matter by a particulate matter sensor positioned downstream of a diesel particulate filter in an exhaust system. In one example, a method may include increasing an inlet opening of the particulate matter sensor when an exhaust flow rate falls below a threshold to allow more particulates to enter the particulate matter sensor and further includes decreasing the inlet opening when the exhaust flow rate rises above the threshold to reduce the particulates entering the sensor.
Ford Global Technologies, Llc

System and adaptive aftertreatment control of nox

System and method of treating exhaust gas from an internal combustion engine using selective catalytic reduction (scr) and adaptive control of diesel exhaust fluid (def) injection. Adaptive control of def injection includes intentionally underdosing the injected def based on an amount of def determined by an electronic control unit as an amount needed to reduce nitrogen oxides (nox) to a compliance threshold.
Deere & Company

Method and system for exhaust particulate matter sensing

Methods and systems are provided sensing particulate matter by a particulate matter sensor positioned downstream of a diesel particulate filter in an exhaust system. In one example, a method may include increasing an inlet opening of the particulate matter sensor when an exhaust flow rate falls below a threshold to allow more particulates to enter the particulate matter sensor and further includes decreasing the inlet opening when the exhaust flow rate rises above the threshold to reduce the particulates entering the sensor.
Ford Global Technologies, Llc

Power generation using independent dual organic rankine cycles from waste heat systems in diesel hydrotreating-hydrocracking and atmospheric distillation-naphtha hydrotreating-aromatics facilities

Optimizing power generation from waste heat in large industrial facilities such as petroleum refineries by utilizing a subset of all available hot source streams selected based, in part, on considerations for example, capital cost, ease of operation, economics of scale power generation, a number of orc machines to be operated, operating conditions of each orc machine, combinations of them, or other considerations are described. Subsets of hot sources that are optimized to provide waste heat to one or more orc machines for power generation are also described.
Saudi Arabian Oil Company

Power generation using independent triple organic rankine cycles from waste heat in integrated crude oil refining and aromatics facilities

A power generation system includes four heating fluid circuits thermally coupled to heat sources from sub-units of a petrochemical refining system. The sub-units include a hydrocracking plant, an aromatics plant, and a diesel hydro-treating plant.
Saudi Arabian Oil Company

Power generation from waste heat in integrated crude oil diesel hydrotreating and aromatics facilities

A power generation system includes two heating fluid circuits coupled to multiple heat sources from multiple sub-units of a petrochemical refining system. The sub-units include an integrated diesel hydro-treating plant and aromatics plant.
Saudi Arabian Oil Company

Power generation using independent dual organic rankine cycles from waste heat systems in diesel hydrotreating-hydrocracking and continuous-catalytic-cracking-aromatics facilities

Optimizing power generation from waste heat in large industrial facilities such as petroleum refineries by utilizing a subset of all available hot source streams selected based, in part, on considerations for example, capital cost, ease of operation, economics of scale power generation, a number of organic rankine cycle (orc) machines to be operated, operating conditions of each orc machine, combinations of them, or other considerations are described. Subsets of hot sources that are optimized to provide waste heat to one or more orc machines for power generation are also described.
Saudi Arabian Oil Company

Power generation from waste heat in integrated crude oil hydrocracking and aromatics facilities

A power generation system includes two heating fluid circuits coupled to multiple heat sources from multiple sub-units of a petrochemical refining system. The sub-units include an integrated hydrocracking plant and aromatics plant.
Saudi Arabian Oil Company

Power generation from waste heat in integrated hydrocracking and diesel hydrotreating facilities

A power generation system includes a heating fluid circuit thermally coupled to multiple heat sources from at least an integrated hydrocracking plant and diesel hydro-treating plant of a petrochemical refining system. A first subset of the heat sources includes diesel hydro-treating plant heat exchangers coupled to streams in the diesel hydro-treating plant.
Saudi Arabian Oil Company

Composition of additives and high-performance fuel comprising such a composition

A composition of fuel additives includes at least a first additive of a triazole derivative and a second additive of a quaternary ammonium salt. The disclosure also relates to a diesel fuel including such a composition and the use of a fuel for limiting deposits in a diesel engine.
Total Marketing Services

Non-oxidized desulfurization process and using the same

A non-oxidized diesel desulfurization process that uses temperature swing adsorption along with an adsorbent to adsorb sulfur compounds and other impurities petroleum-based from fuel compositions, including light distillates, middle distillates, diesel, gasoline and transmix. The process uses temperature cycling of an adsorbent bed to adsorb and desorb organosulfur compounds and other impurities.
Spintek Filtration, Inc.

Rechargeable battery power system having a battery with multiple uses

Conventional internal combustion engine technology has been around for decades and historically has been the primary power source for virtually all industrial equipment. It relies on carbon-based fuels, is loud, polluting, and the machines it powers are expensive to operate and maintain.
Osc Manufacturing & Equipment Services, Inc.

Novel diagnosing scr catalyst and feed gas quality in a diesel after-treatment system

An exhaust diagnostic system. The system includes a diesel engine having an exhaust system with a diesel particulate filter (dpf), a diesel oxidation catalyst (doc), a selective catalytic reduction (scr) catalyst, a first nox sensor located upstream of the scr catalyst and a second nox sensor located downstream of the scr catalyst.
Fev North America, Inc.

Diagnostic methods for a high efficiency exhaust aftertreatment system

An apparatus includes a nitrogen oxide (nox) module and a selective catalytic reduction (scr) diagnostic module. The nox module is in exhaust gas communication with an exhaust flow of an exhaust aftertreatment system from an engine.
Cummins, Inc.

Regeneration of particulate filters in autonomously controllable vehicles

Embodiments for regeneration a particulate filter in a motor vehicle having a self-control mode for the autonomous control of a drive mode and having a diesel particulate filter disposed in the exhaust system of a diesel engine of the motor vehicle are provided. In one example, a method for protecting the diesel particulate filter from overheating and premature aging comprises: starting the self-control mode, starting/verifying a regeneration process of the diesel particulate filter with combustion of the soot particles adsorbed on the diesel particulate filter, and monitoring a temperature of the diesel particulate filter and/or of the exhaust gas directed through the diesel particulate filter during the regeneration process.
Ford Global Technologies, Llc

Fatty acid blends and uses therefor

Provided herein are blends oils or fatty acids comprising more than 50% medium chain fatty acids, or the fatty acid alkyl esters thereof, and having low melting points. Such blends are useful as a fuel or as a starting material for the production of, for example, a biodiesel.

Operation of transport refrigeration systems to prevent engine stall and overload

The performance of a transport refrigeration system having a transport refrigeration unit powered by a diesel engine is optimized by matching a capacity output of the transport refrigeration unit to an available shaft power of the diesel engine.. .
Carrier Corporation

Coalescing element of a water separator device, and water separator device

A coalescing element for a water separator device for fuel is provided with at least one coalescing medium that separates water contained in the fuel from the fuel. The coalescing element is arranged in a housing of the water separator device such that the coalescing element separates at least one fuel inlet of the housing from at least one fuel outlet of the housing.
Mann+hummel Gmbh

Combustion cycle process

An aspect of the present disclosure is a process for generating work, in particular via a combustion cycle. The process comprises the steps of compressing an oxidator, e.g.

System containing nanoparticles and magnetizing components combined with an ultrasonic atomizer used for saving diesel in an internal combustion engine

The present invention relates to a system comprising an ultrasonic atomizer and a magnetic component for efficient burning of a fluid fuel in a combustion chamber, said magnetizing component comprising a magnetizing material and nanoparticles comprising oxides of cobalt, zinc, aluminum and magnesium. In preferred embodiments, said magnetizing material comprises neodymium-iron-boron (ndfeb) magnet and said nanoparticles comprise co3o4, zno, al2o3 and mgo..

Method of protecting a diesel particulate filter from overheating

A method for preventing overheating of a diesel particulate filter during regeneration when an engine is idling may include using an electric machine to apply a load to the engine and compensating for the increase in applied load by increasing an engine torque set point to reduce the concentration of oxygen in the exhaust gas flowing to the diesel particulate filter. Increased engine torque may be provided by adjusting air-fuel ratio by enriching an air-fuel mixture supplied to the engine and the diesel particulate filter.
Ford Global Technologies, Llc

Additive for lubricant compositions comprising an organomolybdenum compound, and a derivatized triazole

A lubricating composition for use in heavy duty diesel engines which is formulated to allow the use of organo-molybdenum compounds but which overcomes the issue of cu and/or pb corrosion and also maintains elastomer seal compatibility. The lubricant is characterized by having a composition comprising (a) an organo-molybdenum compound, (b) an alkylated diphenylamine derivative of triazole, (c) base oil, and optionally (d) one or more additives selected from the group including antioxidants, dispersants, detergents, anti-wear additives, extreme pressure additives, friction modifiers, rust inhibitors, corrosion inhibitors, seal swell agents, anti-foaming agents, pour point depressants and viscosity index modifiers..
Vanderbilt Chemicals, Llc

Additive for lubricant compositions comprising a sulfur-containing and a sulfur-free organomolybdenum compound, and a triazole or a derivatized triazole

A lubricating composition for use in heavy duty diesel engines which is formulated to allow the use of organomolybdenum compounds but which overcomes the issue of cu and/or pb corrosion. The lubricant is characterized by having a synergistic additive composition comprising (a) a sulfur-free organo-molybdenum compound, (b) a sulfur-containing organo-molybdenum compound and (c) a triazole derivative prepared by reacting 1,2,4-triazole, a formaldehyde source and an amine; (a), (b) and (c) being present in an amount sufficient to allow the lubricating composition to pass the high temperature corrosion bench test astm d 6594 with respect to cu and/or pb corrosion..
Vanderbilt Chemicals, Llc

Biorefining compounds and organocatalytic upgrading methods

The invention provides new methods for the direct umpolung self-condensation of 5-hydroxymethylfurfural (hmf) by organocatalysis, thereby upgrading the readily available substrate into 5,5′-di(hydroxymethyl) furoin (dhmf). While many efficient catalyst systems have been developed for conversion of plant biomass resources into hmf, the invention now provides methods to convert such nonfood biomass directly into dhmf by a simple process as described herein.
Colorado State University Research Foundation



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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    This listing is a sample listing of patent applications related to Diesel for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Diesel with additional patents listed. Browse our RSS directory or Search for other possible listings.


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