Abstract: An internal combustion engine, with an engine regulating device and an exhaust gas aftertreatment device with an SCR catalytic converter for the reduction of at least one NOx component, and with a catalytic converter regulating device, wherein the engine regulating device is prescribed a target value for an NOx mean value of the NOx component of the exhaust gases, which mean value results at an outlet point of the exhaust gas aftertreatment device in relation to a predefinable time period, and the engine regulating device is configured at least in one operating mode to continuously calculate an NOx reference value for the catalytic converter regulating device with consideration of Nox components which have already been emitted and the predefined target value, which reference value is selected in such a way that the predefined target value results at the outlet point of the exhaust gas aftertreatment device at the end of the predefinable time period when the calculated NOx reference value of the catalytic conv

Abstract: A method including: mechanically driving a generator with an internal combustion engine, creating a generator rotary speed corresponding to a generator frequency, control of the internal combustion engine such that the generator frequency is in a tolerance range, wherein a grid frequency is within the tolerance range, detecting a phase angle difference between a current and/or a voltage generated by the generator and a grid current and/or a grid voltage, synchronizing the voltage and/or the current with the grid voltage and/or the grid current to reduce as phase angle difference (??), and electrically connecting the generator to a power supply grid, wherein at least one temporary change in an ignition timing of at least one cylinder unit of the internal combustion engine is performed to reduce the phase angle difference (??).

Abstract: An internal combustion engine, with an engine regulating device and an exhaust gas aftertreatment device with an SCR catalytic converter for the reduction of at least one NOx component, and with a catalytic converter regulating device, wherein the engine regulating device is prescribed a target value for an NOx mean value of the NOx component of the exhaust gases, which mean value results at an outlet point of the exhaust gas aftertreatment device in relation to a predefinable time period, and the engine regulating device is configured at least in one operating mode to continuously calculate an NOx reference value for the catalytic converter regulating device with consideration of Nox components which have already been emitted and the predefined target value, which reference value is selected in such a way that the predefined target value results at the outlet point of the exhaust gas aftertreatment device at the end of the predefinable time period when the calculated NOx reference value of the catalytic conv

Abstract: A method of synchronizing a generator (3) with a power supply grid (4) having a grid frequency including the following steps: f) mechanically driving the generator (3) by means of an internal combustion engine (2), in particular a gas engine, creating a generator rotary speed corresponding to a generator frequency generated by the generator (3) at the prevailing generator rotary speed, g) closed-loop or open-loop control of the internal combustion engine (2) such that the generator frequency is in a tolerance range, wherein the grid frequency is within the tolerance range, h) detecting a phase angle difference between a current generated by the generator (3) and/or a voltage generated by the generator (3) on the one hand and a grid current and/or a grid voltage on the other hand, i) synchronizing the voltage generated by the generator (3) and/or the current generated by the generator (3) on the one hand with the grid voltage and/or the grid current on the other hand by the phase angle difference (??) being

Abstract: An internal combustion engine (1), with an engine regulating device (3) and an exhaust gas aftertreatment device (16) with an SCR catalytic converter (4) for the reduction of at least one NOx component, and with a catalytic converter regulating device (6), wherein the engine regulating device (3) is prescribed a target value for an NOx mean value of the NOx component of the exhaust gases, which mean value results at an outlet point (7) of the exhaust gas aftertreatment device (16) in relation to a predefinable time period, and the engine regulating device (3) is configured at least in one operating mode to continuously calculate an NOx reference value for the catalytic converter regulating device (6) with consideration of Nox components which have already been emitted and the predefined target value, which reference value is selected in such a way that the predefined target value results at the outlet point of the exhaust gas aftertreatment device (16) at the end of the predefinable time period when the calcu

Abstract: An internal combustion engine (1), with an engine regulating device (3) and an exhaust gas aftertreament device (16) with an SCR catalytic converter (4) for the reduction of at least one NOx component, and with a catalytic converter regulating device (6), wherein the engine regulating device (3) is prescribed a target value for an NOx mean value of the NOx component of the exhaust gases, which mean value results at an outlet point (7) of the exhaust gas aftertreatment device (16) in relation to a predefinable time period, and the engine regulating device (3) is configured at least in one operating mode to continuously calculate an NOx reference value for the catalytic converter regulating device (6) with consideration of Nox components which have already been emitted and the predefined target value, which reference value is selected in such a way that the predefined target value results at the outlet point of the exhaust gas aftertreatment device (16) at the end of the predefinable time period when the calcul

Abstract: The invention relates to an efficient process for the preparation of isoolefin polymers such as polyisobutene or butyl rubber by polymerization of a liquid medium comprising the monomer(s) and ethane or carbon dioxide that is substantially dissolved therein.

Abstract: A method of operating a genset (1), wherein an internal combustion engine (2) drives a generator (3), wherein a kinematic parameter characteristic for a rotation of a rotor (13) of the generator (3) and an electrical parameter characteristic for a frequency and/or a phase of a power supply network (4) are directly or indirectly detected, wherein at least one deviation of the kinematic parameter from the electrical parameter is used in a control of the mechanical power output of the internal combustion engine (2) before or during a connecting of the generator (4) to the power supply network (4) in order to supply electrical power to the power supply network (4), wherein a control intervention for a control of the mechanical power output of the internal combustion engine (2) using the control law is starting to fire a plurality—preferably all—of previously unfired cylinders (11) and/or stopping to fire a plurality—preferably all—previously fired cylinders (11).

Abstract: An internal combustion engine comprising at least one turbo charger, which comprises a compressor, at least one bypass valve, through which the compressor can be bypassed by at least a partial stream of air or an air-fuel mixture, and a control unit is provided. The control unit is configured to open or closed loop control the bypass valve. As such, the control unit is configured to at least partially open the at least one bypass valve and keep the at least one bypass valve open during a start of the internal combustion engine. The control unit is also configured to keep the at least one bypass valve open until an engine parameter of the internal combustion engine satisfies a predetermined startup criterion.

Abstract: A method of operating a genset (1), wherein an internal combustion engine (2) drives a generator (3), wherein a kinematic parameter characteristic for a rotation of a rotor (13) of the generator (3) and an electrical parameter characteristic for a frequency and/or a phase of a power supply network (4) are directly or indirectly detected, wherein at least one deviation of the kinematic parameter from the electrical parameter is used in a control of the mechanical power output of the internal combustion engine (2) before or during a connecting of the generator (4) to the power supply network (4) in order to supply electrical power to the power supply network (4), wherein a control intervention for a control of the mechanical power output of the internal combustion engine (2) using the control law is starting to fire a plurality—preferably all—of previously unfired cylinders (11) and/or stopping to fire a plurality—preferably all—previously fired cylinders (11).

Abstract: An internal combustion engine comprising at least one turbo charger, which comprises a compressor, at least one bypass valve, through which the compressor can be bypassed by at least a partial stream of air or an air-fuel mixture, and a control unit is provided. The control unit is configured to open or closed loop control the bypass valve. As such, the control unit is configured to at least partially open the at least one bypass valve and keep the at least one bypass valve open during a start of the internal combustion engine. The control unit is also configured to keep the at least one bypass valve open until an engine parameter of the internal combustion engine satisfies a predetermined startup criterion.

Abstract: A retaining catch for a socket pipe connection has a substantially circle-arc-shaped catch body, on which is arranged a protrusion which projects from the catch body. The catch body has a catch cross section in a cross-sectional plane as seen radially in a direction transverse to its circle-arc shaped longitudinal extent. The catch body has a bending portion, and the catch body, along the bending portion, has a reduction cross section which is reduced in size—as seen radially—in relation to the catch cross section.

Abstract: A turbofan engine having a thrust reverser having at least one movable control surface, movable to and from a reversing position where at least a portion of the bypass air flow is at least partially reversed, a thrust reverser actuation system having multiple actuators and a lockout mechanism movable between an inhibit condition, wherein movement of the multiple actuators is prevented, and a permit condition, wherein movement of the multiple actuators is permitted.

Abstract: Systems, methods, and non-transitory computer-readable media can generate at least one multi-author story using content items that satisfy one or more grouping criteria associated with the multi-author story, wherein the content items were previously published by users of a social networking system and provide access to the multi-author story to one or more users of the social networking system that satisfy one or more access restrictions associated with the multi-author story.

Abstract: A turbofan engine having a thrust reverser having at least one movable control surface, movable to and from a reversing position where at least a portion of the bypass air flow is at least partially reversed, a thrust reverser actuation system having multiple actuators and a lockout mechanism movable between an inhibit condition, wherein movement of the multiple actuators is prevented, and a permit condition, wherein movement of the multiple actuators is permitted.

Abstract: A touch-sensitive pushbutton switch includes an optical sensor, in particular an infrared sensor, and an evaluation circuit. The evaluation circuit is able, through the use of a reference device, to set a sensitivity of the optical sensor in dependence on a detected basic level of an evaluation signal.

Abstract: Internal combustion engine includes at least one combustion chamber to which air, a combustion gas, and a stabilizing gas can be supplied. At least one sensor measures at least one engine variable and an open-loop or closed-loop control device is connected to the at least one sensor. Due to the open-loop or closed-loop control device, a quantity of the stabilizing gas supplied to the at least one combustion chamber can be controlled by open-loop or closed-loop control in dependence on the at least one engine variable.

Abstract: A retaining catch for a socket pipe connection has a substantially circle-arc-shaped catch body, on which is arranged a protrusion which projects from the catch body. The catch body has a catch cross section in a cross-sectional plane as seen radially in a direction transverse to its circle-arc shaped longitudinal extent. The catch body has a bending portion, and the catch body, along the bending portion, has a reduction cross section which is reduced in size—as seen radially—in relation to the catch cross section.