Patents by Inventor Arne Andersson
Arne Andersson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230173927Abstract: A vehicle arrangement for braking comprising at least a first electric motor comprising a first shaft being arranged to be mechanically connected to a drive shaft of the vehicle via a gearbox, and a braking compressor comprising a compressor shaft being arranged to be mechanically connected to the first shaft of the first electric motor via a compressor clutch, such that the first shaft drives the compressor shaft, wherein the first shaft is connected to the gearbox via a first motor clutch and a first gearbox shaft, the arrangement further comprising a mass flow rate controlling means arranged for controlling the air mass flow rate through the compressor. A method for controlling a vehicle arrangement, a method for braking a shaft of an electric motor, a control unit, a vehicle, a computer program and to a computer readable medium.Type: ApplicationFiled: November 1, 2022Publication date: June 8, 2023Inventors: Tove Audhav, Arne Andersson
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Publication number: 20230154655Abstract: An air cooled resistor arrangement comprising a first elongated tube member which is housed inside a second elongated tube member. The first and second elongated tube members are spaced apart from each other by an air gap for allowing a flow of air to flow through the first elongated tube member and the air gap.Type: ApplicationFiled: October 20, 2022Publication date: May 18, 2023Inventors: Tove Audhav, Fredrik Rahm, Magnus Ising, Arne Andersson
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Publication number: 20230086299Abstract: A cooling system includes a fluid circuit and a cooler arranged in fluid communication with said fluid circuit. The cooler regulates the temperature of said coolant. The fluid circuit comprises a first coolant fluid branch for circulating coolant to regulate a temperature of a low temperature component and a second coolant fluid branch for circulating coolant to regulate a temperature of a high temperature component. A first pump unit is arranged in said first coolant fluid branch. A coolant temperature control system is disposed in said first coolant fluid branch and regulates a temperature of the coolant to the low temperature component on the basis of a temperature difference between a coolant temperature upstream the coolant temperature control system and a temperature required at an inlet of the low temperature component.Type: ApplicationFiled: September 13, 2022Publication date: March 23, 2023Applicant: VOLVO TRUCK CORPORATIONInventors: Pranav Arya, Arne Andersson
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Patent number: 11598248Abstract: An internal combustion engine system includes a reciprocating compressor for pressurizing a fluid medium and having a compressor cylinder for accommodating a compressor piston. The compressor cylinder has a main cylinder volume and a secondary adjustable volume in fluid communication with the main cylinder volume so as to provide a variable geometrical compression ratio.Type: GrantFiled: November 8, 2021Date of Patent: March 7, 2023Assignee: VOLVO TRUCK CORPORATIONInventor: Arne Andersson
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Patent number: 11519305Abstract: An internal combustion engine system, includes a two-stroke piston machine having a cylinder for accommodating a reciprocating piston, and further at least one valve for regulating a flow of fluid medium; the ICE system further comprising a rotatable crankshaft for operating the reciprocating piston. The rotatable crankshaft comprises an integrated cam lobe arranged to operate the at least one valve of the two-stroke piston machine.Type: GrantFiled: November 8, 2021Date of Patent: December 6, 2022Assignee: VOLVO TRUCK CORPORATIONInventor: Arne Andersson
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Patent number: 11512654Abstract: The present invention relates to a method for controlling injection of a gaseous fuel, such as hydrogen or a hydrogen based gas, and a water-based fluid medium into a combustion engine. The method comprises the steps of: in a first operational mode injecting the gaseous fuel and optionally a water based fluid medium into a combustion chamber of the engine at a relatively high pressure; in a second operational mode injecting water as liquid into engine to reduce the temperature and pressure inside the combustion chamber, and injecting the gaseous fuel into the combustion chamber at a relatively low pressure.Type: GrantFiled: November 10, 2021Date of Patent: November 29, 2022Assignee: VOLVO TRUCK CORPORATIONInventors: Arne Andersson, Albert Serra Dalmau
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Publication number: 20220371434Abstract: There is provided a truck, comprising a cab and a plurality of storage tanks secured behind the rear of the cab, wherein the storage tanks are configured to contain hydrogen gas. An energy conversion system is configured to receive hydrogen gas from the storage tanks and to convert the chemical energy of the hydrogen into mechanical or electric energy. A cooling arrangement is configured to cool the energy conversion system. A wall is provided behind the cab and laterally of the storage tanks, the wall having its main extension in a vertical plane, wherein said wall houses at least a part of said cooling arrangement.Type: ApplicationFiled: November 1, 2019Publication date: November 24, 2022Inventors: Arne ANDERSSON, Staffan LUNDGREN
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Patent number: 11459978Abstract: A piston arrangement for a clean combustion engine, such as a hydrogen engine. The piston arrangement comprises a piston configured for reciprocal movement inside a cylinder having a cylinder wall, the piston having a piston head configured to face a first compartment with pressurized gas, a sealing arrangement comprising at least one sealing ring configured to be arranged to seal the piston to the cylinder wall and separating the first compartment from a second compartment, and a water channel extending from an interior of the piston to the sealing ring to provide water for lubricating the sealing ring. The piston head comprises a pumping element configured to be arranged to pressurize the water in the water channel by pressurised gas in the first compartment.Type: GrantFiled: November 9, 2021Date of Patent: October 4, 2022Assignee: VOLVO TRUCK CORPORATIONInventor: Arne Andersson
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Patent number: 11454178Abstract: The present invention relates to a method for controlling an internal combustion engine arrangement, which method comprises the steps of controlling an outlet valve to be arranged in an at least partial open position during a portion of an intake stroke; and providing a reducing agent to at least a portion of the flow of combustion gas exhausted from the combustion cylinder during an exhaust stroke.Type: GrantFiled: March 12, 2018Date of Patent: September 27, 2022Assignee: VOLVO TRUCK CORPORATIONInventors: Arne Andersson, Lennart Andersson
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Patent number: 11378027Abstract: The invention provides a method for controlling an internal combustion engine (2) for controlling an internal combustion engine (2) comprising at least one first cylinder (201) and at least one second cylinder (202) with respective reciprocating pistons, an intake guide (305) arranged to guide air from a fresh air intake arrangement (303) to the first and second cylinders (201, 202), a fuel system (801, 802) arranged to inject fuel into the first and second cylinders (201, 202), a first exhaust guide (401) and a second exhaust guide (402) arranged to guide gases from the first and second cylinders (201, 202), respectively, towards an exhaust after treatment system (7), the method comprising—receiving (S1) in the first cylinder (201), from the intake guide (305), air from the fresh air intake arrangement (303) or gases including air from the fresh air intake arrangement (303), —expelling from the first cylinder (201), to the first exhaust guide (401), gases in the form of the air received in the first cylinderType: GrantFiled: June 26, 2018Date of Patent: July 5, 2022Assignee: VOLVO TRUCK CORPORATIONInventors: Arne Andersson, Staffan Lundgren, Lennart Andersson
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Patent number: 11370443Abstract: The invention relates to a method (100) for controlling a powertrain system (10) of a vehicle (1) during gear upshifting, said powertrain system comprising: an internal combustion engine system (11) comprising an internal combustion engine (12) configured to output a rotational speed (W1) via an engine output shaft (8); a transmission arrangement (14) having a number of gear stages to obtain a set of gears, the transmission arrangement being operatively connected to the internal combustion engine via a transmission input shaft (64) and further having a transmission output shaft (24) for providing a rotational speed to one or more drive wheels (26) of the vehicle; the method comprising the steps of: operating (110) the engine in a four-stroke operation to provide engine rotational speed output via the engine output shaft; receiving (120) an indication of an intended upshifting from a gear of the set of gears to a higher gear of the sets of gears; reducing (130) the rotational speed of the engine output shaft bType: GrantFiled: February 26, 2018Date of Patent: June 28, 2022Assignee: VOLVO TRUCK CORPORATIONInventor: Arne Andersson
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Publication number: 20220154667Abstract: A piston arrangement for a clean combustion engine, such as a hydrogen engine. The piston arrangement comprises a piston configured for reciprocal movement inside a cylinder having a cylinder wall, the piston having a piston head configured to face a first compartment with pressurized gas, a sealing arrangement comprising at least one sealing ring configured to be arranged to seal the piston to the cylinder wall and separating the first compartment from a second compartment, and a water channel extending from an interior of the piston to the sealing ring to provide water for lubricating the sealing ring. The piston head comprises a pumping element configured to be arranged to pressurize the water in the water channel by pressurised gas in the first compartment.Type: ApplicationFiled: November 9, 2021Publication date: May 19, 2022Applicant: VOLVO TRUCK CORPORATIONInventor: Arne ANDERSSON
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Publication number: 20220154654Abstract: The present invention relates to a method for controlling injection of a gaseous fuel, such as hydrogen or a hydrogen based gas, and a water-based fluid medium into a combustion engine. The method comprises the steps of: in a first operational mode injecting the gaseous fuel and optionally a water based fluid medium into a combustion chamber of the engine at a relatively high pressure; in a second operational mode injecting water as liquid into engine to reduce the temperature and pressure inside the combustion chamber, and injecting the gaseous fuel into the combustion chamber at a relatively low pressure.Type: ApplicationFiled: November 10, 2021Publication date: May 19, 2022Applicant: VOLVO TRUCK CORPORATIONInventors: Arne Andersson, Albert Serra Dalmau
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Publication number: 20220154652Abstract: An internal combustion engine system includes a reciprocating compressor for pressurizing a fluid medium and having a compressor cylinder for accommodating a compressor piston. The compressor cylinder has a main cylinder volume and a secondary adjustable volume in fluid communication with the main cylinder volume so as to provide a variable geometrical compression ratio.Type: ApplicationFiled: November 8, 2021Publication date: May 19, 2022Applicant: VOLVO TRUCK CORPORATIONInventor: Arne ANDERSSON
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Publication number: 20220154604Abstract: An internal combustion engine system, includes a two-stroke piston machine having a cylinder for accommodating a reciprocating piston, and further at least one valve for regulating a flow of fluid medium; the ICE system further comprising a rotatable crankshaft for operating the reciprocating piston. The rotatable crankshaft comprises an integrated cam lobe arranged to operate the at least one valve of the two-stroke piston machine.Type: ApplicationFiled: November 8, 2021Publication date: May 19, 2022Applicant: VOLVO TRUCK CORPORATIONInventor: Arne ANDERSSON
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Publication number: 20220154671Abstract: An internal combustion engine includes a four-stroke combustion cylinder assembly configured for combustion of hydrogen gas within at least one combustion chamber of the combustion cylinder assembly such as to drive a crankshaft of the engine, an intake passage upstream of the cylinder assembly and an exhaust passage downstream of the cylinder assembly; a displacement compressor arranged within the intake passage, the displacement compressor being configured for compression of intake gas, an exhaust gas recirculation system configured for recirculating at least a portion of the exhaust from the exhaust passage to the displacement compressor.Type: ApplicationFiled: November 15, 2021Publication date: May 19, 2022Inventors: Arne ANDERSSON, Albert Serra DALMAU
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Patent number: 11286847Abstract: The invention provides an internal combustion engine system (1) comprising—at least one combustor (3), and—a first expander (4) arranged to receive exhaust gases from at least one of the at least one combustor (3), and to expand and extract energy from the exhaust gases —characterized in that the system comprises a second expander (5) arranged to receive exhaust gases from the first expander (4), and to expand and extract energy from the exhaust gases.Type: GrantFiled: August 25, 2020Date of Patent: March 29, 2022Assignee: VOLVO TRUCK CORPORATIONInventors: Lennart Andersson, Arne Andersson, Bengt Johansson, Nhut Lam, Staffan Lundgren
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Patent number: 11261804Abstract: An internal combustion engine system includes a combustion cylinder provided with a reciprocating piston movable between a top dead center (TDC) and a bottom dead center (BDC) within the combustion cylinder. A first outlet valve is connected to the combustion cylinder for controllably directing exhaust gas from the combustion cylinder to a first exhaust gas manifold of the internal combustion engine system. A second outlet valve is connected to the combustion cylinder for controllably directing exhaust gas from the combustion cylinder to a second exhaust gas manifold of the internal combustion engine system. A turbocharger system includes a turbine and a compressor, wherein the turbine is arranged in fluid communication with the first exhaust gas manifold. An exhaust emission control device is arranged in fluid communication with the second exhaust gas manifold.Type: GrantFiled: February 16, 2018Date of Patent: March 1, 2022Assignee: VOLVO TRUCK CORPORATIONInventor: Arne Andersson
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Patent number: 11220943Abstract: The present invention relates to an internal combustion engine arrangement (100) comprising a first (102) and a second (104) expansion cylinder, and an interconnection conduit (106) between an outlet (108) of the first expansion cylinder (102) and an outlet (110) of the second expansion cylinder (104), wherein the outlet of the first expansion cylinder is further arranged in fluid communication with an exhaust gas recirculation (EGR) conduit (112) for delivery of a flow of combusted exhaust gas to an intake passage of the internal combustion engine arrangement, and wherein the second expansion cylinder comprises a reducing agent injection device (114) for controllably delivery of a reducing agent into the second expansion cylinder.Type: GrantFiled: April 16, 2018Date of Patent: January 11, 2022Assignee: VOLVO TRUCK CORPORATIONInventors: Lennart Andersson, Arne Andersson
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Publication number: 20210362721Abstract: The invention relates to a method (100) for controlling a powertrain system (10) of a vehicle (1) during gear upshifting, said powertrain system comprising: an internal combustion engine system (11) comprising an internal combustion engine (12) configured to output a rotational speed (W1) via an engine output shaft (8); a transmission arrangement (14) having a number of gear stages to obtain a set of gears, the transmission arrangement being operatively connected to the internal combustion engine via a transmission input shaft (64) and further having a transmission output shaft (24) for providing a rotational speed to one or more drive wheels (26) of the vehicle; the method comprising the steps of: operating (110) the engine in a four-stroke operation to provide engine rotational speed output via the engine output shaft; receiving (120) an indication of an intended upshifting from a gear of the set of gears to a higher gear of the sets of gears; reducing (130) the rotational speed of the engine output shaft bType: ApplicationFiled: February 26, 2018Publication date: November 25, 2021Applicant: VOLVO TRUCK CORPORATIONInventor: Arne ANDERSSON