Abstract: The invention relates to the monitoring of products by means of active radio tags. According to the invention, packagings of products are provided with an active radio tag that detects at least one environmental condition and/or at least one packaging state, and which emits a signal at time intervals, which provides information about a unique identifier and at least one state in which the respective product is found. The signal is picked up by a receiver that extracts the unique identifier and the state information and transmits same together with location information to an external server.

Abstract: The invention relates to the monitoring of products by means of active radio tags. According to the invention, packagings of products are provided with an active radio tag that detects at least one environmental condition and/or at least one packaging state, and which emits a signal at time intervals, which provides information about a unique identifier and at least one state in which the respective product is found. The signal is picked up by a receiver that extracts the unique identifier and the state information and transmits same together with location information to an external server.

Abstract: The invention relates to the monitoring of products by means of active radio tags. According to the invention, packagings of products are provided with an active radio tag that detects at least one environmental condition and/or at least one packaging state, and which emits a signal at time intervals, which provides information about a unique identifier and at least one state in which the respective product is found. The signal is picked up by a receiver that extracts the unique identifier and the state information and transmits same together with location information to an external server.

Abstract: The invention relates to the monitoring of products by means of active radio tags. According to the invention, packagings of products are provided with an active radio tag that detects at least one environmental condition and/or at least one packaging state, and which emits a signal at time intervals, which provides information about a unique identifier and at least one state in which the respective product is found. The signal is picked up by a receiver that extracts the unique identifier and the state information and transmits same together with location information to an external server.

Abstract: The invention concerns a stationary power plant, in particular a gas power plant, to generate electricity; having an internal combustion engine, comprising a fuel medium inlet and an exhaust gas outlet, whereas an exhaust-gas flow of the internal combustion engine is discharged via the exhaust gas outlet; having an electrical generator, which is driven by the internal combustion engine to generate electricity, and which is coupled or can be coupled to an electrical grid, in order to feed the generated electricity into said grid; having a fuel medium supply, which is connected to the fuel medium inlet; wherein a steam circuit, in which a working medium is circulated by means of a feed pump, is provided, comprising a heat exchanger arranged in the exhaust gas flow, by means of which waste heat of the exhaust gas flow is transferred to the working medium for partially or completely evaporating the working medium, further comprising a condenser, in which the working medium partially or completely condenses.

Abstract: The invention relates to a drive unit, in particular for a vehicle drive, comprising a drive machine generating driving power, a cooling system for the fluid cooling of the drive machine and/or a component of the drive unit which is supplied at least indirectly with driving power by the drive machine, wherein in the cooling system a coolant circulates; a lubricating circuit for the lubrication of at least one movable component of the drive unit with a lubricant. The invention is characterized in that the drive unit further comprises an accumulation reservoir, in which a comprehensive operating fluid, which comprises a mixture of an ionic fluid and a vaporizable fluid, is stockpiled, wherein the cooling system and the lubricating circuit are at least indirectly fluidically connected to the accumulation reservoir in order to extract lubricant and coolant from the comprehensive operating fluid.

Abstract: A drive train for a motor vehicle is provided. The drive train includes a heat flow generating drive motor, a steam engine in a steam circuit, and an evaporator. The evaporator has an inlet for liquid working fluid and an outlet for evaporated working fluid. The evaporator also includes an auxiliary outlet, via which a portion of the heated working fluid is guided through the inlet into the first evaporator and is discharged with the heat flow, before the residual working fluid in the evaporator is further evaporated by means of the heat flow.

Abstract: A drive train, especially a vehicle drive train, includes: an engine for supplying drive power into the drive train; a cooling circuit in which a cooling medium is revolved in order to cool the engine or an electric generator or another unit; an expansion machine which is driven with fluid or steam as a working medium and by way of which additional drive power can be supplied to the drive train or which drives an electric generator or another unit, the cooling medium of the cooling circuit being simultaneously the working medium of the expansion machine; and a bypass to the expansion machine which is provided through which the working medium of the expansion machine is forced through a switching valve or can be guided past the expansion machine automatically by the prevailing pressure conditions.

Abstract: A heat exchanger plate for an evaporator includes a flow transverse distribution device. Disks of the flow transverse distribution device conduct the medium to be evaporated to the flow channel extending in the direction of the longitudinal axis. The disks include openings allowing a flow of the medium in the direction of the longitudinal axis with comparatively higher flow resistance than in the direction of the transverse axis. The number of disks arranged one behind the other in the direction of the longitudinal axis varies over the width of the heat exchanger plate in the direction of the transverse axis. On each width section, in which the entry of the medium into the disks arranged one behind the other is intended, the comparatively largest number of disks is provided one behind the other. As the distance from the entrance increases, the number decreases in the direction of the transverse axis.

Abstract: The invention relates to a method for operating a steam power plant, comprising a steam engine which is operated with a vaporous working medium, an evaporator for evaporating the working medium; a condenser for liquefying the working medium and a reservoir for the working medium. The invention is characterized in that a lubricant sump in a housing of the steam engine is heated to a temperature above the evaporating temperature of the working medium by means of a heating device during the starting phase of the steam engine.

Abstract: The invention concerns a stationary power plant, in particular a gas power plant, to generate electricity; having an internal combustion engine, comprising a fuel medium inlet and an exhaust gas outlet, whereas an exhaust-gas flow of the internal combustion engine is discharged via the exhaust gas outlet; having an electrical generator, which is driven by the internal combustion engine to generate electricity, and which is coupled or can be coupled to an electrical grid, in order to feed the generated electricity into said grid; having a fuel medium supply, which is connected to the fuel medium inlet; wherein steam circuit, in which a working medium is circulated by means of a feed pump, is provided, comprising a heat exchanger arranged in the exhaust gas flow, by means of which waste heat of the exhaust gas flow is transferred to the working medium for partially or completely evaporating the working medium, further comprising a condenser, in which the working medium partially or completely condenses.

Abstract: The invention relates to a tube bundle heat exchanger having a plurality of tube windings (1) through which a heat transfer medium flows in parallel. The tube windings start from a common inlet chamber (2) for the heat transfer medium and open into a common outlet chamber (3). Each tube winding comprises an alternating sequence of tube sections (6) running alternately in two planes parallel to each other, and tube bends (7) connecting same, wherein within each of the two planes four or more pipe sections extend disposed side by side or parallel to each other, and wherein the pipe bends are designed to have a change of direction through 180° with respect to an associated bend axis and have the same bend radii.

Abstract: The invention concerns a conveyor system for oil or gas with an engine, which generates an exhaust gas flow 4; with a conveying device (2) driven by the engine in the form of a pump or compressor, which conveys and/or compresses said oil or said gas; with an exhaust gas energy recovery device, which converts the heat of the exhaust gas flow (4) into mechanical energy.

Abstract: The invention relates to a working fluid for a steam circuit process carried out in a device comprising a steam generator, an expander, a condenser, and a reservoir for the working fluid, comprising a working medium that evaporates by the addition of heat in a steam generator, performs mechanical work by expanding in the expander during the steam phase, and condenses in the condenser; an ionic fluid serving as an antifreeze component and having a melting point in the reservoir below the freezing point of the working medium, wherein the decomposition temperature of the ionic fluid is above the evaporating temperature of the working medium in the steam generator.

Abstract: A drive train for a motor vehicle includes: a vehicle drive engine for driving the motor vehicle via a vehicle drive shaft driven by a vehicle drive engine; and a compressor which can be driven optionally or permanently for compressing air for a compressed-air system of the motor vehicle. The compressor is associated with at least one drive unit in the form of a steam-driven expansion machine by which the compressor can be driven.

Abstract: The invention relates to an arrangement for exhaust gas heat utilization comprising a steam generator arrangement (20) to which exhaust gas is applied, in which heat contained in the exhaust gas can be transferred to a working medium for further utilization, characterized by a heat accumulator (38) to which the exhaust gas can be applied, and control means for controlling exhaust gas partial flows according to a value representing the available heat energy of the exhaust gas by the heat accumulator and the steam generator arrangement.

Abstract: The invention concerns a drive train, in particular for a motor vehicle, having a heat flow generating drive motor; having a steam engine in a steam circuit, in which a working fluid is evaporated and is expanded in the steam engine; having a evaporator, which is arranged in the steam circuit and is operated with at least one portion of the heat flow, so as to evaporate the working fluid; wherein the evaporator comprises an inlet for liquid working fluid and an outlet for evaporated working fluid. The invention is characterised in that that the evaporator moreover comprises an auxiliary outlet, via which a portion of the heated working fluid is guided through the inlet into the first evaporator and is discharged with the heat flow, before the residual working fluid in the evaporator is further evaporated by means of the heat flow.

Abstract: The invention relates to a heat exchanger plate for an evaporator; with a longitudinal axis and a transverse axis, with the transverse axis being disposed perpendicularly or substantially perpendicularly to the longitudinal axis; with at least one flow channel which extends in the direction of the longitudinal axis of the heat exchanger plate through a heat supply area of the heat exchanger plate and conducts the medium to be evaporated; with an inlet for the medium to be evaporated, which inlet is in a flow-conducting connection with the at least one flow channel arranged in the direction of the longitudinal axis of the heat exchanger plate, with a meandering inflow channel being provided in the direction of the longitudinal axis between the inlet and the at least one flow channel arranged in the direction of the longitudinal axis, which inflow channel is in a flow-conducting connection with the inlet and the at least one flow channel, and conducts the medium which flows out of the inlet to the at least o

Abstract: A heat exchanger plate for an evaporator includes a flow transverse distribution device. Disks of the flow transverse distribution device conduct the medium to be evaporated to the flow channel extending in the direction of the longitudinal axis. The disks include openings allowing a flow of the medium in the direction of the longitudinal axis with comparatively higher flow resistance than in the direction of the transverse axis. The number of disks arranged one behind the other in the direction of the longitudinal axis varies over the width of the heat exchanger plate in the direction of the transverse axis. On each width section, in which the entry of the medium into the disks arranged one behind the other is intended, the comparatively largest number of disks is provided one behind the other. As the distance from the entrance increases, the number decreases in the direction of the transverse axis.

Abstract: The invention is characterized in that the expander is integrated into the secondary side of the transmission by means of one or more of the following features: the expander has a housing which substantially completely surrounds the expander; the expander is equipped with a drive shaft which projects out of the housing and has a coupling element that is fixed to the drive shaft and that produces a drive connection.