The invention relates to a heat exchanger (10) of an adsorption machine, comprising—at least two heat transport pipes (15) and/or heat transport pipe sections, which are arranged at a distance (A) with respect to one another in such a way as to form at least one interspace, which is designed as a steam flow duct (18), —and pipe attachments (20) connected to the heat transport pipes (15) and/or heat transport pipe sections. According to the invention, the pipe attachments (20) are arranged in the interspace and designed as a substrate for a directly applied, binder-free active material coating (25), wherein the heat transfer grid (50) consisting of the coated pipe attachments (20) together with the heat transport pipes (15) and/or heat transport pipe sections has a steam-side outer surface of 500-3600 m2/m3.
F28F 1/12 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
F25B 17/08 - Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
F28F 13/18 - Arrangements for modifying heat transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflectingArrangements for modifying heat transfer, e.g. increasing, decreasing by surface treatment, e.g. polishing
The invention relates to a heat exchanger (10) of an adsorption machine, comprising - at least two heat transport pipes (15) and/or heat transport pipe sections, which are arranged at a distance (A) with respect to one another in such a way as to form at least one interspace, which is designed as a steam flow duct (18), – and pipe attachments (20) connected to the heat transport pipes (15) and/or heat transport pipe sections. According to the invention, the pipe attachments (20) are arranged in the interspace and designed as a substrate for a directly applied, binder-free active material coating (25), wherein the heat transfer grid (50) consisting of the coated pipe attachments (20) together with the heat transport pipes (15) and/or heat transport pipe sections has a steam-side outer surface of 500 – 3600 m²/m³.
F25B 17/08 - Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
F28F 1/12 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
B01J 20/00 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof
F28D 21/00 - Heat-exchange apparatus not covered by any of the groups
F28F 13/00 - Arrangements for modifying heat transfer, e.g. increasing, decreasing
F28F 13/18 - Arrangements for modifying heat transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflectingArrangements for modifying heat transfer, e.g. increasing, decreasing by surface treatment, e.g. polishing
3.
TEMPERATURE-CONTROL ELEMENT WITH SORPTION MATERIAL, IN PARTICULAR FOR CONTROLLING THE TEMPERATURE OF A BATTERY CELL UNIT OF A MOTOR VEHICLE
The invention provides a temperature-control element (5) with two covering plates (8) which are arranged at a distance from one another and delimit an intermediate space within which a supporting structure (23) is arranged, said supporting structure keeping the covering plates (8) at a distance from one another, wherein a sorption material (7) which makes contact with the covering plates (8) and the supporting structure (23) is additionally accommodated in the intermediate space. A temperature-control element (5) of this kind allows particularly good transfer of thermal energy between the sorption material (7) and the covering plates (8) by way of the supporting structure (23) not only serving to mechanically connect the covering plates (8) and therefore provide structural strength to the temperature-control element (5) but also causing a transfer of thermal energy between the sorption material (7) and the covering plates (8). As a result, a temperature-control element (5) according to the invention is advantageously also suitable for directly controlling the temperature of, for example, one or more battery cells of a battery cell unit, for example of a traction battery of an electrified motor vehicle.
An internal combustion engine having a combustion engine (2) and a fresh air section which is connected to the combustion engine (2) is provided, wherein a compressor (9) and at least one charge air temperature controller as part of a charge air temperature control device (10) are integrated into the fresh air section, wherein the charge air temperature controller is arranged between the compressor (9) and the combustion engine (2), and wherein the charge air temperature controller is assigned a sorption unit which comprises a sorption device and a condenser/evaporator device. Here, the condenser/evaporator device is integrated into a cooling system (14) of the internal combustion engine (1). This type of integration of a sorption unit into an internal combustion engine (1) makes an advantageous realization of heating and/or cooling as required of the charge air of the internal combustion engine possible, both in a form as a peak load cooling means and also in the form of a charge air cooling means which can be upheld permanently. The embodiment according to the invention of an internal combustion engine (1) likewise makes an advantageous realization of temperature control of air possible by means of the at least one sorption unit, which air is to be fed to a passenger interior compartment of the motor vehicle.
The invention relates to a method for controlling the temperature of a battery arrangement made up of at least one battery cell by means of a cyclically operated adsorption heat pump, consisting of an adsorber and a phase converter with a working medium circulated between the adsorber and the phase converter, wherein the at least one battery cell is brought into thermal contact with an adsorbent of the adsorber and the temperature of the battery cell is controlled in that the battery arrangement picks up adsorption heat and gives off desorption heat, wherein the heat released in the phase converter during a condensation process of the working medium and the heat picked up during an evaporation process of the working medium is dissipated to the environment and supplied from the latter. The method is characterized in that the battery arrangement and the adsorber are, if necessary, brought into thermal contact, via an auxiliary fluid circuit, with a heat transfer fluid circulated in the auxiliary fluid circuit, wherein the heat transfer fluid is brought into thermal contact with external heat sources and/or heat sinks, wherein the battery arrangement is supplied, if necessary, with thermal energy from external heat sources via the auxiliary fluid circuit or thermal energy is withdrawn from the battery arrangement via the auxiliary fluid circuit and dissipated to external heat sources.
H01M 10/663 - Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
H01M 10/659 - Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
6.
Adsorption heat pump and method for operating an adsorption heat pump
The invention relates to an adsorption heat pump, having an adsorber device, comprising a solid adsorbent, an evaporator, a condenser or an evaporator/condenser and an operating medium in an operating circuit, wherein the operating circuit has a gaseous half-circuit between the evaporator, the adsorber device and the condenser or the evaporator/condenser and the adsorber device, in which gaseous half-circuit the operating medium is gaseous, and a liquid half-circuit which is configured between the evaporator and the condenser and in which the operating medium is liquid, wherein the liquid half-circuit contains a liquid functional medium which can be mixed with the operating medium and lowers the vapor pressure of the operating medium, with a vapor pressure at 25° C. of below 0.2 mbar. In a method for operating an absorption heat pump with an operating circuit comprising an adsorber, an evaporator and a condenser or an evaporator/condenser and an operating medium which is circulated between the adsorber, the evaporator and the condenser, the operating medium is mixed, when running through the operating circuit, within the liquid half-circuit with a liquid functional medium which lowers the vapor pressure, and the operating medium is separated from the functional medium before the transfer into the gaseous half-circuit of the operating circuit.
F25B 17/08 - Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
C09K 5/04 - Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice-versa
7.
METHOD AND DEVICE FOR CONTROLLING THE TEMPERATURE OF A BATTERY ASSEMBLY
The invention relates to a method for controlling the temperature of a battery assembly, wherein the battery assembly is thermally coupled to an integrated sorption heat storage means. In a desorption phase of the sorption heat storage means, a heating of the sorption material occurs with a desorption of a fluid during a heat output of the battery assembly during an electrical discharging and/or electrical charging. A condensation of the fluid desorbed from the sorption material occurs in a condenser with a heat sink. An independent heating of the battery can be carried out with a resorption of the fluid in the sorption material. The invention also relates to a device for controlling the temperature of a battery assembly, comprising a sorption heat storage means that is thermally coupled to the battery assembly and having a fluid and a sorption material, wherein the battery assembly is designed as a heat source for thermally heating the sorption material contained in the sorption heat storage means for the desorption of the fluid, and wherein the sorption heat storage means is designed as a heat source for an independent heating of the battery via a resorption of the fluid in the sorption material.
H01M 10/659 - Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
H01M 10/663 - Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
B60H 1/00 - Heating, cooling or ventilating devices
The invention relates to an adsorption heat pump, having an adsorber device, comprising a solid adsorbent, an evaporator, a condenser or an evaporator/condenser and an operating medium in an operating circuit, wherein the operating circuit has a gaseous half-circuit between the evaporator, the adsorber device and the condenser or the evaporator/condenser and the adsorber device, in which gaseous half-circuit the operating medium is gaseous, and a liquid half-circuit which is configured between the evaporator and the condenser and in which the operating medium is liquid, wherein the liquid half-circuit contains a liquid functional medium which can be mixed with the operating medium and lowers the vapor pressure of the operating medium, with a vapor pressure at 25°C of below 0.2 mbar. In a method for operating an absorption heat pump with an operating circuit comprising an adsorber, an evaporator and a condenser or an evaporator/condenser and an operating medium which is circulated between the adsorber, the evaporator and the condenser, the operating medium is mixed, when running through the operating circuit, within the liquid half-circuit with a liquid functional medium which lowers the vapor pressure, and the operating medium is separated from the functional medium before the transfer into the gaseous half-circuit of the operating circuit.
F25B 15/10 - Sorption machines, plants or systems, operating continuously, e.g. absorption type with inert gas
F25B 15/02 - Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
F25B 15/00 - Sorption machines, plants or systems, operating continuously, e.g. absorption type
F25B 17/08 - Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Measuring and control devices for air conditioning technology; aforesaid goods except cables. Apparatus and installations for heating; Air-conditioning apparatus and installations; Heat exchangers, other than parts of machines; Heat accumulators; Refrigerating and freezing equipment; Cooling appliances and installations; Refrigerating machines; Refrigerant condensers; Parts, replacement parts and fittings for all of the aforesaid goods. Installation, maintenance and repair in the field of air conditioning technology, in particular pumps, compressors and ventilators, measuring and control apparatus for air conditioning technology, heating apparatus and installations, air conditioning apparatus and installations, heat exchangers, not parts of machines, heat accumulators, refrigerating and freezing equipment, refrigerating apparatus and installations, refrigerating machines, coolant condensers. Industrial analysis and research services; Technical design in the field of air conditioning technology; Testing, authentication and quality control; Providing of expert opinion; Material testing; Materials testing and analysing; Industrial and product design.
10.
METHOD OF FORMING AN ALUMINOSILICATE-ZEOLITE LAYER ON AN ALUMINIUM-CONTAINING METALLIC SUBSTRATE AND USE OF THE SUBSTRATE OBTAINED THEREBY
The invention relates to a method of forming an aluminosilicate zeolite layer on an aluminium-containing metallic substrate composed of metallic aluminium or an aluminium alloy which is introduced into an alkalized aqueous reaction dispersion in which silicon and optionally aluminium are present as network-forming elements, where, irrespective of whether or not aluminium is present in the aqueous reaction dispersion, the molar ratio between the aluminium in the aqueous reaction dispersion and the sum total of the network-forming elements present in the aqueous reaction dispersion is below 0.5, where, when aluminium is not present in the aqueous reaction solution, the deficiency molar ratio is 0, and the alkalized aqueous reaction dispersion containing the aluminium-containing metallic substrate is heated and aluminium is removed from the aluminium-containing metallic substrate for the aluminosilicate zeolite formation process and the layer of an aluminosilicate zeolite is formed on the aluminium-containing metallic substrate by in situ crystallizative application. In the course of this, an aluminium complexing agent with anchoring oxygen atoms is incorporated into the alkalized aqueous reaction dispersion. The invention further relates to the advantageous use of the method product in sorption-based fields of application.
C23C 18/12 - Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coatingContact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
The invention relates to a method for carrying out a heat transfer between alternately working adsorbers (Ad1, Ad2) in an adsorption refrigeration installation comprising an external cooling circuit (Kw) and an external heating circuit (Hw). The method is characterized by a closed heat transfer circuit, connected between the first and the second adsorber, comprising a heat transfer medium (Wm) circulating therein, a heat transfer with the external cooling circuit (Kw) being carried out in the heat transfer circuit via a first heat contact and a heat transfer with the external heating circuit (Hw) being carried out via a second heat contact.
F25B 17/00 - Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type
F25B 15/00 - Sorption machines, plants or systems, operating continuously, e.g. absorption type
F25B 17/08 - Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
