Orcan Energy Ag

Orean Energy Ag

Orcan Energy Gmbh

Andreas Sichert

Andreas Schuster

Richard Aumann

Gabor Ast

Jens-Patrick Springer

Andreas Grill

Nicolas Restrepo

The invention refers to a system for energy recovery within an arrangement of industrial components. The system comprises a heat source for the arrangement; a thermodynamic circuit processing device, particularly an ORC device, having a heat exchanger for transferring heat from the heat source to a working medium of the thermodynamic circuit processing device and having an expansion device for expanding the working medium and for generating mechanical or electrical power; and at least one component of the arrangement to be driven, particularly at least one hydraulic or pneumatic machine, which can be driven with the power generated. The invention further refers to a corresponding method for energy recovery within an arrangement of industrial components.

System and method for energy recovery in industrial faciliiies

The invention relates to a device for condensation of vapour expanded in an expansion machine of a thermal power plant to a condensed liquid, in particular containing oil, comprising: a module for condensation, wherein for condensation the module comprises an inlet and one or more pipelines, for example having substantially horizontally disposed pipes; a liquid separator for separating the condensed liquid; and a liquid collector for collecting the separated, condensed liquid.

Device and method for condensation of steam from ORC systems

The system according to the invention comprises a heat source and a cooling device for discharging heat from the heat source, the cooling device comprising: a heat exchanger/radiator for transferring heat to a surrounding medium, in particular wherein the radiator is an air cooler and the surrounding medium is air; and a thermodynamic cycle device, in particular an ORC device, comprising a working medium, an evaporator for evaporating the working medium by transferring heat from the heat source to the working medium, an expansion device for generating mechanical energy, and a condenser for condensing the working medium expanded in the expansion device; wherein the cooling device further comprises a condenser coolant circuit for discharging heat out of the condenser of the thermodynamic cycle device via the heat exchanger/radiator. The method according to the invention is suitable for discharging heat from a heat source with a cooling device.

Functional synergies of thermodynamic cycles and heat sources

The present invention relates to a method for lubricant heating during starting up of a thermodynamic cycle device, wherein the cycle device comprises a working medium with a working substance and a lubricant, an evaporator for evaporating the working substance, a lubricant separator for separating at least part of the lubricant from the working medium which is supplied by the evaporator, an expansion machine which is to be lubricated with the lubricant, and a condenser device with a condenser, and wherein the method comprises the following steps: delivery of lubricant from the lubricant separator to the condenser device and/or to the evaporator during shutdown of the cycle device, as a result of which a working medium which is enriched with lubricant is provided in the condenser device and/or in the evaporator; and heating of the working medium which is enriched with lubricant in the evaporator during starting up of the cycle device. Furthermore, the invention relates to a thermodynamic cycle device which comprises means for delivering lubricant from the lubricant separator to the condenser device and/or to the evaporator during shutdown of the cycle device, as a result of which a working medium which is enriched with lubricant can be provided in the condenser device and/or in the evaporator.

Method and device for rapid oil heating for oil-lubricated expansion machines

The present invention provides a method for operating a combined heat and power (CHP) plant comprising a heating boiler, a vaporizer, an expansion machine, and a condenser, achieved according to claimThe method comprises steps a), when a first condition is met: supplying a working medium to the vaporizer to obtain an at least partially evaporated working medium, feeding the (total) evaporated working medium to the expansion machine, and operating the expansion machine such that the working medium is expanded, supplying the working medium expanded by the expansion machine to the condenser, and transferring heat of the expanded working medium supplied to the condenser to a medium of a heating circuit designed to heat an object; and b) when a second condition is met which is different from the first condition: i) supplying at least a portion of the working medium to the condenser of the CHP plant without the portion of the working medium having been supplied to the expansion machine, and transferring heat of the working medium supplied to the condenser to a medium of a heating circuit designed to heat an object, and/or supplying a medium supplied from the heating boiler to the vaporizer to a heat transfer device in which heat is transferred from this medium to a medium of a heating circuit designed to heat an object.

Co-generation system and associated method

The invention relates to a thermodynamic circuit process device comprising a working medium having a lubricant additive; an expansion machine () for converting enthalpy in the working medium into mechanical energy; a multi-stage pressure-increasing apparatus () for the step-by-step pressurization of the working medium; a means () for branching a part of the working medium between two stages of the multi-stage pressure-increasing apparatus (); and a means () for feeding the branched off part of the working medium to one or a plurality of bearing points of the expansion machine. The invention further relates to a corresponding method for lubricating an expansion machine in a thermodynamic circuit process device.

Lubrication of expansion machines

The invention relates to a method for lubricating an expansion machine () in a thermodynamic cycle device, wherein the thermodynamic cycle device comprises the expansion machine, a feed pump (), a lubricant separator () and a working medium containing a lubricant, and wherein the method comprises the following steps: The working medium is subjected to pressure by means of the feed pump. The pressurized working medium is delivered by the feed pump to the lubricant separator. At least part of the lubricant is separated from the working medium by means of the lubricant separator. At least part of the separated lubricant is delivered by the lubricant separator to the expansion machine. The invention further relates to a thermodynamic cycle device comprising a working medium that contains a working fluid and a lubricant, an expansion machine, a feed pump for subjecting the working medium to pressure, and a lubricant separator for separating at least part of the lubricant from the working medium, wherein the cycle device is designed to deliver at least part of the separated lubricant from the lubricant separator to the expansion machine.

High-pressure side separation of liquid lubricant for lubricating volumetrically working expansion machines

The present invention provides a method for open-loop controlling or closed-loop controlling and/or monitoring a device with an expansion engine which is supplied live steam of a working medium that is expanded to exhaust steam in the expansion engine comprising the steps: determining at least one physical parameter of the exhaust steam; determining at least one physical parameter of the live steam based on the determined at least one physical parameter of the exhaust steam; and open-loop controlling or closed-loop controlling and/or monitoring the device based on the at least one determined physical parameter of the live steam. A thermal power plant is also provided in which the method is realized.

Live steam determination of an expansion engine

The present invention provides a device which comprises: a heat exchanger () for transferring heat of a heat-supplying medium to a working medium which differs from said heat-supplying medium, a first supply device designed to provide a flow of the heat-supplying medium at a first temperature from a heat source to the heat exchanger, and a second supply device which is designed to deliver the heat-supplying medium after it has passed through the heat exchanger, and/or a further medium at a second temperature lower than the first temperature, to the flow of the heat-supplying medium at the first temperature.

Method and apparatus for evaporating organic working media

The present invention provides a method for lubricating an expansion machine, which method comprises: supplying of an operating medium which contains a lubricant by a vaporizer; separating of at least part of the lubricant from the operating medium which contains a lubricant and is supplied by the vaporizer; and supplying of the operating medium, which is depleted by the separation of the at least one part of the lubricant from the lubricant, to the expansion machine. Furthermore, a device is provided having a vaporizer which is configured for vaporizing an operating medium which contains a lubricant and for supplying it to an expansion machine, and having a lubricant separating device which is configured for separating at least one part of the lubricant from the operating medium which contains the lubricant and is supplied by the vaporizer to the expansion machine.

Lubrication of volumetrically operating expansion machines

The invention relates to a thermodynamic machine having a circulation system in which a working fluid, in particular a low-boiling working fluid, circulates alternately in a gaseous and a liquid phase, a heat exchanger, an expansion machine, a condenser, and a fluid pump. The invention also relates to a method for operating the thermodynamic machine. According to certain embodiments of the invention, in the flow line of the fluid pump, a partial pressure increasing the system pressure is applied to the liquid working fluid by adding a non-condensing auxiliary gas. Compact ORC machines can be implemented, preventing cavitation in the liquid working fluid.

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Munich, Germany

Andreas Sichert