Abstract: The invention relates, in particular, to a drive unit for an electric bicycle, comprising an electric motor drive having a stator and a rotor, wherein the rotor can be rotated about a rotor axis, and comprising a housing part in which a bearing point for the stator is provided. The bearing point comprises a wall running around the rotor axis, which borders a receiving means for the stator. An edge region is formed on the wall, which extends in a circumferential direction around the rotor axis, and which projects axially in relation to the rotor axis and is surrounded by an encompassing portion of a component mounted on the housing part, so that the edge region is supported by a part of the encompassing portion in a direction pointing radially outwards relative to the rotor axis.

Abstract: A drive unit for an electric bicycle, having a housing, which holds an electric motor for power-operated generation of a motor torque, an output element for providing a driving torque for driving the electric bicycle, and which is operatively connected to the electric motor via an output shaft for transmitting the motor torque to the output element, wherein the output shaft has an inner section, which is in the interior of the housing and serves for receiving the motor torque from the electric motor, and an outer section, at which the output element for receiving the motor torque from the output shaft is arranged, wherein the housing has a housing opening through which the output shaft projects with the outer section out of the housing, and having a sealing element at the housing opening for sealing the interior of the housing at the output shaft.

Abstract: The proposed solution relates in particular to a circuit board assembly for a drive unit of an electric bicycle, said circuit board assembly comprising two interconnected circuit boards. The circuit board assembly comprises a circuit board holder to which one of the circuit boards is secured and by means of which the circuit boards are held with respect to one another at a distance specified by the circuit board holder.

Abstract: The proposed solution relates in particular to a drive housing for a drive unit of an electric bicycle, having—a bearing section that is intended to mount at least part of a motor of the drive unit in an interior of the drive housing,—a housing opening via which the interior is connected to an exterior surrounding the drive housing, and—a ventilation assembly on the housing opening and configured to allow air to flow from the interior into the exterior and to prevent liquid from penetrating from the exterior into the interior. The ventilation assembly comprises a carrier component, mounted on the housing opening and having a plurality of interconnected air guidance channels, at least one of which opens into the interior, and which are covered towards the exterior by a cover element fixed on the carrier component.

Abstract: The proposed solution relates in particular to a drive unit for an electric bicycle, comprising—at least one electromotive drive, —a bottom bracket spindle assembly and—a transmission assembly for transferring a drive torque generated by the electromotive drive to an output element of the bottom bracket spindle assembly, wherein the transmission assembly has a transmission carrier on which at least two interacting transmission elements are each mounted so as to be rotatable.

Abstract: A pressure loss production device having a process gas inflow with a process gas inflow inlet, a process gas inflow outlet, a process gas inflow longitudinal center axis, and a process gas inflow cross-sectional surface, having a process gas distributor with a process gas distributor longitudinal center axis, a process gas distributor cross-sectional surface, a process gas distributor inlet arranged on a first end face and a process gas distributor outlet arranged on a second end face, and having a process gas outflow that includes a process gas outflow inlet, a process gas outflow outlet, a process gas outflow longitudinal center axis, and a process gas outflow cross-sectional surface. The process gas inflow and process gas outflow are arranged, relative to one another, in such a manner that the process gas inflow longitudinal center axis and the process gas outflow longitudinal center axis are arranged offset from one another.

Abstract: A process and to an apparatus for production of a granular cannabinoid material essentially soluble in aqueous medium, wherein a matrix liquid composed of a first liquid that dissolves a cannabinoid or composed of a first liquid that dissolves a cannabinoid and a second liquid that forms an emulsion with the first liquid and a cannabinoid dissolved in the first liquid or emulsion is produced. The matrix liquid is dried by convection, and wherein the apparatus has a vessel system having an inlet and a matrix liquid outlet for production of the matrix liquid and a drying apparatus fluidically connected to the matrix liquid outlet of the vessel system.

Abstract: A method for the continuous production of an active ingredient granulate is provided, which comprises the following steps: (a) preparing a spray composition by dissolving or dispersing an active ingredient and optionally one or more excipients in a liquid; (b) providing solid particles in a process space; (c) introducing droplets of the spray composition into an injection zone of the process space in which the liquid evaporates; (d) repeatedly guiding the solid particles back past the sprayed droplets in the process space with the aid of a process gas jet, so that at least a portion of the droplets, which may have already lost part of the liquid contained, comes into contact with solid particles and larger solid particles are formed through agglomeration; (e) removing the active ingredient granulate from the process space in the form of solid particles, wherein the active ingredient in the form used has a Hausner factor of 1.19 or greater.

Abstract: A method for manufacturing particles including (a) bringing at least one starting material into a reactor, (b) subjecting the at least one starting material to a thermal treatment of a pulsating process gas stream in a treatment zone of the reactor, (c) forming particles, and (d) bringing the particles which are obtained in steps (b) and (c) out of the reactor. The at least one starting material is thermally treated in the treatment zone at a treatment temperature of 100° C. to 3000° C. and a retention time in the range of 0.1 s to 25 s, and a temperature regulation of the process gas stream is decoupled from the generation and maintenance of a pulsation of the process gas stream. Also provided is a reactor for manufacturing particles according to the method.

Abstract: A method for manufacturing particles including (a) bringing at least one starting material into a reactor, (b) subjecting the at least one starting material to a thermal treatment of a pulsating process gas stream in a treatment zone of the reactor, (c) forming particles, and (d) bringing the particles which are obtained in steps (b) and (c) out of the reactor. The at least one starting material is thermally treated in the treatment zone at a treatment temperature of 100° C. to 3000° C. and a retention time in the range of 0.1 s to 25 s, and a temperature regulation of the process gas stream is decoupled from the generation and maintenance of a pulsation of the process gas stream. Also provided is a reactor for manufacturing particles according to the method.

Abstract: A method for controlling a particle-forming fluidization process taking place in a fluidization apparatus with regard to at least one product property of a process material. In a process cycle, a plurality of process parameters of the fluidization process are determined at a first time, which are forwarded as process parameter actual values to a control device having a control functionality. A process model product property value for a second time subsequent to the first time is calculated in the control device using the process parameter actual values on the basis of a process model stored for the at least one product property. A plurality of optimization parameter sets is generated in the control device from a plurality of process parameter optimization values provided, using which a plurality of optimization forecast values is calculated at a third time by means of an optimization model.

Abstract: A process gas dividing system including a process gas dividing device as well as to use of a process gas dividing system in a reactor system for the production and/or treatment of particles in an oscillating process gas stream, in particular a pulsation reactor.

Abstract: A reactor system for the production and/or treatment of particles in an oscillating process gas stream. The reactor system includes a reactor unit that has an upstream feed unit and a downstream discharge unit and a reactor that includes a multiple burner system that has a combustion chamber, an exhaust gas pipe that follows downstream from the combustion chamber, and a plurality of burners. A part of the burners of the multiple burner systems are suitable for production of the oscillating process gas stream. The burners of the multiple burner system are arranged in the combustion chamber of the reactor unit.

Abstract: A reactor system and a method for the production and/or treatment of particles in an oscillating process gas stream. The reactor system includes a reaction unit and a pulsation device. A pulsation that has a pulsation frequency and a pulsation pressure amplitude can be imposed on the process gas by means of the pulsation device. The pulsation device can adapt a pulation frequency and/or pulsation pressure amplitude of the pulsation to one of the inherent resonance frequencies of a resonator.

Abstract: The invention relates to a pressure loss production device (1) having a process gas inflow (2) that has a process gas inflow inlet (5), a process gas inflow outlet (6), a process gas inflow longitudinal center axis (A-A), and a process gas inflow cross-sectional surface (7), having a process gas distributor (3) that has a process gas distributor longitudinal center axis (B-B), a process gas distributor cross-sectional surface (8), a process gas distributor inlet (10) arranged on a first end face (9) and a process gas distributor outlet (12) arranged on a second end face (11), and having a process gas outflow (4) that comprises a process gas outflow inlet (13), a process gas outflow outlet (14), a process gas outflow longitudinal center axis (C-C), and a process gas outflow cross-sectional surface (15), wherein the process gas inflow (2) is connected with the first end face (9) of the process gas distributor (3), and the second end face (11) of the process gas distributor (3) is connected with the process gas

Abstract: A process for the continuous production of an active ingredient granulate is provided, which comprises the following steps: (a) preparing a spray composition by dissolving or dispersing an active ingredient and optionally one or more excipients in a liquid; (b) providing solid particles in a process space; (c) introducing droplets of the spray composition into an injection zone of the process space in which the liquid evaporates; (d) repeated guiding of the solid particles past the sprayed droplets in the process space with the aid of a process gas jet, so that at least a portion of the droplets, which may have already lost part of the liquid contained, comes into contact with solid particles and larger solid particles are formed through agglomeration; (e) removing the active ingredient granulate from the process space in the form of solid particles, wherein the active ingredient comprises metformin or an acid addition salt of metformin, in particular metformin hydrochloride.

Abstract: A method for the continuous production of an active ingredient granulate is provided, which comprises the following steps: (a) preparing a spray composition by dissolving or dispersing an active ingredient and optionally one or more excipients in a liquid; (b) providing solid particles in a process space; (c) introducing droplets of the spray composition into an injection zone of the process space in which the liquid evaporates; (d) repeatedly guiding the solid particles back past the sprayed droplets in the process space with the aid of a process gas jet, so that at least a portion of the droplets, which may have already lost part of the liquid contained, comes into contact with solid particles and larger solid particles are formed through agglomeration; (e) removing the active ingredient granulate from the process space in the form of solid particles, wherein the active ingredient in the form used has a Hausner factor of 1.19 or greater.

Abstract: A process and to an apparatus for production of a granular cannabinoid material essentially soluble in aqueous medium, wherein a matrix liquid composed of a first liquid that dissolves a cannabinoid or composed of a first liquid that dissolves a cannabinoid and a second liquid that forms an emulsion with the first liquid and a cannabinoid dissolved in the first liquid or emulsion is produced. The matrix liquid is dried by convection, and wherein the apparatus has a vessel system having an inlet and a matrix liquid outlet for production of the matrix liquid and a drying apparatus fluidically connected to the matrix liquid outlet of the vessel system.

Abstract: A method for manufacturing particles including (a) bringing at least one starting material into a reactor, (b) subjecting the at least one starting material to a thermal treatment of a pulsating process gas stream in a treatment zone of the reactor, (c) forming particles, and (d) bringing the particles which are obtained in steps (b) and (c) out of the reactor. The at least one starting material is thermally treated in the treatment zone at a treatment temperature of 100° C. to 3000° C. and a retention time in the range of 0.1 s to 25 s, and temperature regulation of the process gas stream is decoupled from the generation and maintenance of a pulsation of the process gas stream. Also provided is a reactor for manufacturing particles according to the method.

Abstract: A method for manufacturing mixed oxide powders including the steps (a) producing a raw material mixture, (b) bringing the raw material mixture into a hot gas flow for the thermal treatment in a reactor, (c) forming particles of the mixed oxide powder, and (d) bringing the particles of the mixed oxide powder which are obtained in the step (b) and (c) out of the reactor, wherein the raw material mixture is manufactured in the form of a solution or suspension of at least one salt and/or salt mixture of at least one compound of the elements lithium, nickel and/or manganese, as well as a mixed oxide powder which is manufactured according to this method.