Abstract: A damping valve device for a vibration damper of a motor vehicle comprises a coil, an axially movable armature which is at least partially disposed within the coil, a pilot valve with a pilot working chamber and a sliding tappet which is disposed in the pilot working chamber and is movable axially by means of the armature, and a main valve with a main piston which mutually separates a main control chamber and a pilot control chamber, wherein the main control chamber and the pilot control chamber are fluidically connected to one another via a flow passage, a connecting duct which is disposed between the pilot control chamber and the pilot working chamber and fluidically connects those to one another, wherein the sliding tappet is attached within the pilot working chamber in such a manner that it is rotatable about an axis extending in the radial direction of the damping valve device.

Abstract: A vibration damper of a motor vehicle comprises an outer tube and an inner tube arranged so as to be coaxial therewith, and a working piston which is arranged so as to be axially movable within the inner tube and which divides the interior space of the inner tube into a piston-rod-side working chamber and a piston-rod-remote working chamber, a damping-valve device which is arranged in the working piston, wherein the damping-valve device has: a damping-valve housing, a coil unit which is arranged within the damping-valve housing and which has a coil carrier and a coil wound thereon, and a separating element for sealing off the coil unit in relation to the damping-valve housing, and an armature chamber which is arranged within the coil unit and in which an axially movable armature is arranged, wherein the separating element is formed from a plastic.

Abstract: A damping valve device for a vibration damper of a motor vehicle comprises a coil, an axially movable armature which is at least partially disposed within the coil, and a main valve with a main piston which mutually separates a main control chamber and a pilot control chamber, wherein the main control chamber and the pilot control chamber are fluidically connected to one another via a flow passage, wherein the damping valve device has a spring element which is disposed and designed in such a manner that it impinges the main piston with a force acting in the closing direction of the main valve, wherein the damping valve device has a sealing element which is designed and disposed in such a manner that it seals the main piston in relation to housing part of the main valve, wherein the damping valve device has a pre-load element which is designed and disposed in such a manner that it impinges the sealing element with a force acting in the axial direction of the damping valve device.

Abstract: A process for producing vinyl chloride by catalytic thermal cleavage of 1,2-dichloroethane comprises supplying heat required for the thermal cleavage via a liquid heat-transfer medium or condensing heat-transfer medium, wherein the heat-transfer medium is heated at least partly by means of the thermal energy produced in the oxidation of hydrogen, ammonia, or a hydrogen-ammonia mixture. A plant for producing vinyl chloride by catalytic thermal cleavage of 1,2-dichloroethane comprises at least one reactor in which the thermal cleavage takes place and also at least one first heating device by which the reaction medium is heated in the reactor by the heat-transfer medium, the at least one first heating device being designed for an oxidation of hydrogen and/or ammonia, for example a combustion of hydrogen and/or ammonia, whereby thermal energy that can be used to heat the heat-transfer medium is generated.

Abstract: The present disclosure relates to a vibration damper for a vehicle, comprising a damper tube filled with hydraulic fluid, a working piston, which is connected to a piston rod and is arranged movably back and forth within the damper tube. An interior of the damper tube is divided by the working piston into a first working chamber and a second working chamber, a closure package, which closes off the damper tube fluid-tightly on the piston rod side, an adapter, which is fitted inside the damper tube and is intended for attaching a damping valve device, and a compression stop assembly with an auxiliary piston, which is arranged axially movably within the damper tube. The auxiliary piston is arranged between the adapter and the end of the damper tube away from the piston rod.

Abstract: In a plant and a method for producing H2 by catalytic decomposition of NH3, water serves as heat transfer medium for recovering process heat. The process heat is absorbed by water or steam and then released to NH3, resulting in heating and evaporation of NH3. The use of water or steam as heat transfer medium has benefits, including in terms of economic viability and safety.

Abstract: A vibration damper for a vehicle comprises a damper tube filled with hydraulic fluid, a working piston, which is connected to a piston rod and is arranged movably back and forth within the damper tube, the interior of the damper tube being divided by the working piston into a first working chamber on the piston rod side and a second working chamber away from the piston rod, a rebound stage suspension arrangement for additional spring suspension of the piston movement in the rebound stage, comprising a rebound stage piston, which is mounted on the piston rod, and a rebound stage spring, and a compression stage suspension arrangement for additional spring suspension of the piston movement in the compression stage, comprising a compression stage piston and a compression stage spring.

Abstract: A vibration damper for a vehicle comprises a damper tube filled with hydraulic fluid, and a working piston, which is connected to a piston rod and is arranged movably back and forth within the damper tube, the interior of the damper tube being divided by the working piston into a first working chamber on the piston rod side and a second working chamber away from the piston rod, wherein the vibration damper also comprises an outer tube arranged coaxially around the damper tube, and wherein a compensation chamber at least partially filled with hydraulic fluid is located between the damper tube and the outer tube, wherein the vibration damper has at least two bypass paths for conducting hydraulic fluid past the working piston, wherein the bypass paths are arranged in such a way that hydraulic fluid can flow through them exclusively when the working piston is in a position outside a center region of the damper tube.

Abstract: A method for training a machine-learning module of a computer-implemented prediction model for predicting product quality parameter values for one or more quality parameters of a chemical product produced by a chemical production plant. The production plant includes a plurality of sensors, each of which is configured to acquire process parameter values for one or more process parameters of a chemical process carried out by the production plant for producing the chemical product during operation of the production plant. A priori information about the production plant and the process carried out by the production plant is used, including chronological sequence information about a chronological sequence of the process carried out within the production plant, for which sensors sensor-specific time shifts between an acquisition time of training process parameter values and a production time of a product unit, during the production of which the corresponding training process parameter value was acquired.

Abstract: A method for operating a motor vehicle with a steer-by-wire steering system and a driving dynamics control system comprises converting, by the steer-by-wire steering system, a steering specification into a wheel steering angle of steerable wheels of the motor vehicle, and wherein the driving dynamics control system, taking into account a driving direction specification and a driving state of the motor vehicle, carries out an evaluation with respect to a critical driving situation and, if a critical driving situation is detected, stabilizes the motor vehicle by targeted control of at least one brake of the motor vehicle and/or at least one drive unit of the motor vehicle in order to rectify the critical driving situation, wherein, in addition to the driving dynamics control system, a driving state evaluation unit carries out an evaluation with respect to a critical driving situation and, if a critical driving situation is detected by the driving state evaluation unit, the wheel steering angle is changed in ord

Abstract: A method for controlling wheel slip of a motor vehicle having at least two wheels, an electromechanical braking system, an electric drive system, and a steer-by-wire steering system comprises: converting a target trajectory of the motor vehicle into a target movement of the motor vehicle; determining wheel-specific target longitudinal and target transverse slip values for the wheels based on the target movement using a vehicle and tyre model; and adjusting actual longitudinal and actual transverse slip values of the wheels to the respective target longitudinal and target transverse slip values by the electromechanical brake system and the electric drive system as a function of a steering angle of the steer-by-wire steering system. A motor vehicle may include a control unit designed to carry out such a method.

Abstract: The present disclosure refers to a method for manufacturing a track link for a running gear of a tracked vehicle, comprising the following method steps: P1) providing a forging blank of steel, P2) hot forging the forging blank to produce a track link blank and hot trimming of the track link blank to form at least a wheel tread part of the track link blank, P3) quenching the track link blank to a temperature T1, P4) low temperature tempering the track link blank at a temperature of 200±50° C., and P5) finish machining the tempered track link blank to produce the final shape of the track link.

Abstract: A damping valve device for a hydraulic vibration damper for a vehicle comprises: a drive region and a valve region, and a damping valve housing having a tube part which encloses the drive region and the valve region, wherein the drive region has a coil which is designed in such a manner that it generates a magnetic circuit within the damping valve device and interacts with an armature that is attached so as to be axially movable within the coil, in order to move the armature in the axial direction, wherein the armature is disposed within a pole tube, and the pole tube forms a guide of the armature, wherein the valve region has a fluid inlet and a fluid outlet for letting a hydraulic fluid into and out of the valve region, and a valve block having a plurality of flow passages for conducting the hydraulic fluid, wherein the valve region has a control slide which is attached so as to be movable relative to the valve block in such a manner that it is movable between a closed position in which the flow passages ar

Abstract: A steering system application-specific integrated circuit comprises a main block having several function blocks, a gate driver unit, at least one interface and at least one AD converter.

Abstract: A damping valve device for a hydraulic vibration damper for a vehicle comprises a drive region and a valve region, and a damping valve housing having a tube part which encloses the drive region and the valve region, wherein the drive region has a coil which is designed in such a manner that it generates a magnetic circuit within the damping valve device and interacts with an armature that is attached so as to be axially movable within the coil, in order to move the armature in the axial direction, wherein the armature is disposed within a pole tube, and the pole tube forms a guide of the armature, wherein the valve region has a fluid inlet and a fluid outlet for letting a hydraulic fluid into and out of the valve region, and a valve block having a plurality of flow passages for conducting the hydraulic fluid, wherein the valve region has a control slide which is attached so as to be movable relative to the valve block in such a manner that it is movable between a closed position in which the flow passages are

Abstract: A track assembly of a track-type mobile machine comprises a track link body, a track shoe, a bolt, wherein the track shoe is clamped with the track link body along a clamping length of the bolt, the clamping length extending from a bolt head of the bolt to a fastening section of the bolt, and a wear sensing device for measuring wear of at least one surface portion of the track link body. The bolt comprises a bolt section adjoining the clamping length, the bolt section extending into a receiving bore arranged in the track link body, the receiving bore extending from the window opening to the surface portion of the track link body where the wear is to be measured, wherein at least the part of the bolt section received in the receiving bore comprises a recess in which the wear sensing device is arranged.

Abstract: A vibration damper of a motor vehicle comprises an outer tube and an inner tube which is arranged so as to be coaxial with the latter, and a working piston which is arranged so as to be axially movable within the inner tube and divides the interior of the inner tube into a first, piston rod-proximal working chamber and a second, piston rod-distal working chamber, a damping valve device which is arranged, for example, in the working piston, wherein the damping valve device has: a coil, an axially movable armature which is at least partially arranged within the coil, a main valve having a main piston which separates a compression main control chamber and a rebound main control chamber from one another, wherein a preload element is provided which lies against the main piston in such a way that it applies a force to the main piston in the opening direction of the main valve.

Abstract: A parallel-flow regenerative shaft kiln for burning and cooling material, such as carbonate rock, comprises two shafts which are operable alternately as a burning shaft and as a regenerative shaft and are connected to one another by a connecting duct, wherein in the flow direction of the material each shaft comprises a preheating zone for preheating the material, a burning zone for burning the material and a cooling zone for cooling the material, wherein each shaft has an offgas outlet for discharging offgas from the shaft, wherein the PFR shaft kiln has a cooling gas outlet for discharging cooling gas from the shaft and wherein the cooling gas outlet is arranged in the preheating zone or the burning zone.

Abstract: A device for producing a thermally activated clay comprises a rotary kiln and a hot gas generating device separated from the rotary kiln, wherein the hot gas generating device and the rotary kiln are connected via a gas line to transfer hot gases generated in the hot gas generating device.

Abstract: A three-row roller bearing, preferably for use in a wind power plant, comprises an outer ring and a two-piece inner ring, the outer ring and the inner ring being rotatable relative to each other about an axis of rotation, wherein the bearing has a hub side via which the bearing can be connected to a hub, and a rotor blade side via which the bearing can be connected to a rotor blade, wherein the inner ring comprises a rotor blade side inner ring, a hub side inner ring and an internal bearing gear, wherein the rotor blade side inner ring comprises the internal bearing gear.