Abstract: A heat exchanger including at least one first module and one second module for the heat exchange between a first fluid medium and a second fluid medium, wherein the first fluid medium can be conducted through a closed channel system separate from the second fluid medium, with the closed channel system being able to be flowed around by the second fluid medium and with the second fluid medium being gaseous. A first wetting apparatus is provided for the first module and a second wetting apparatus is provided for the second module by means of which the first module and the second module can be wetted by a third fluid medium, with the first wetting apparatus for the first module being able to be actuated independently of the wetting apparatus for the second module.

Abstract: An insulated cooler unit that produces cooled air is disclosed. The cooler unit includes, within a thermally-insulated housing chamber, an inlet for introducing air to be cooled, an outlet for exiting of cooled air, an air heat exchanger for cooling air, a first fan. The cooler unit additionally includes a first track member having a first channel member, at least one first sliding member configured to slide within the first channel member. The first fan is connected to the first sliding member and is slidably mounted in the first track member by the at least one first sliding member, and is capable of being slidably moved over a portion of a first length of the first track member.

Abstract: Disclosed is a heat exchanger having a plurality of sheet element arrangements, wherein the arrangements contain a plurality of openings, wherein adjacent openings are separated from one another, wherein in operation the openings are flowed through by a first. The openings extend at least sectionally separately from one another within the sheet element arrangement, wherein adjacent sheet element arrangements are each arranged at a spacing from one another so that a second fluid can flow in the intermediate space between two adjacent sheet element arrangements. At least one of the arrangements is interrupted by a cut-out so that the arrangement has at least one first sheet element and one second sheet element, with the second sheet element being so arranged such that the second sheet element can be flowed through by the first fluid subsequent to the first sheet element, with the cut-out containing a flow-directing element.

Abstract: A heat exchanger including at least one first module and one second module for the heat exchange between a first fluid medium and a second fluid medium, wherein the first fluid medium can be conducted through a closed channel system separate from the second fluid medium, with the closed channel system being able to be flowed around by the second fluid medium and with the second fluid medium being gaseous. A first wetting apparatus is provided for the first module and a second wetting apparatus is provided for the second module by means of which the first module and the second module can be wetted by a third fluid medium, with the first wetting apparatus for the first module being able to be actuated independently of the wetting apparatus for the second module.

Abstract: The invention relates to a heat exchange system (1) including a heat exchanger (2) with a flow passage (210) arranged in a flow segment (21). For the exchange of heat between a transport fluid (3) and a heat transfer medium (4) flowing through the flow passage (210) in the operating state, the transport fluid (3) can be brought into flowing contact with the heat exchanger (2) via an inlet area (201) and can be led away again from the heat exchanger (2) via an outlet area (202). In accordance with the invention, for the determination of a degree of contamination (V) of the heat exchanger (2), a contamination sensor (5) in the form of a pressure sensor (5) and/or of a speed sensor (5) is provided with which a transport parameter (TK) can be determined which is characteristic for the flow of the transport fluid (3) from the inlet area (201) via the outlet area (202). Furthermore, the invention relates to a method for the operation of a heat exchange system (1).

Abstract: A heat exchanger arrangement is presented having at least one heat exchanger module (2), which includes a plurality of microchannel heat transfer elements (6.1, 6.2) and a plurality of heat exchange ribs (7.1, 7.2) which are connected to the microchannel heat transfer elements in a thermally conductive manner and which form air channels, and having a ventilation apparatus to generate an airflow (12?) in the air channels. The heat exchanger arrangement additionally includes a wetting apparatus to wet the microchannel transfer elements and/or the heat exchange ribs with liquid (10?). The heat exchanger arrangement is furthermore characterized in that the heat exchanger module or modules is/are arranged at an angle (?) with respect to the vertical.

Abstract: The invention relates to a modular heat exchange system (1) having a heat exchange module (2, 21, 22) which includes a first heat exchange module (21) with a heat exchanger (3). In this respect, an outer boundary of the heat exchange module (2) is formed by an inflow surface (4) and an outflow surface (5) such that, for the exchange of heat between a transport fluid (6) and a heat agent (7) flowing through the heat exchanger (3) in the operating state, the transport fluid (6) can be supplied to the heat exchange module (2) via the inflow surface (4), can be brought into flow contact with the heat exchanger (3) and can be led away again the heat exchange module (2) via the outflow surface (5). In accordance with the invention, a first boundary surface (81) of the first heat exchange module (2, 21) is inclined at a presettable angle of inclination (?) with respect to a second boundary surface (82) of the first heat exchange module (2, 21).

Abstract: The invention relates to a heat exchange system with a heat exchanger (1, 101, 102) including an inflow area (2) and an outflow area (3), wherein for the exchange of heat between a transport fluid (4) and a heat transfer agent (5) flowing through the heat exchanger (1, 101, 102) in the operational state, the transport fluid (4) can be conducted via an arriving flow area (200) of the heat exchange system and via the inflow area (2) to the heat exchanger (1, 101, 102), can be brought into flow contact with the heat exchanger (1, 101, 102) and can be led away again from the heat exchanger (1, 101, 102) via the outflow area (3). In accordance with the invention the heat exchange system (100) includes an automatic cleaning system (7) for the removal of contaminants (6).

Abstract: The invention relates to a heat exchange system (1) having a heat exchanger (2) for the exchange of heat between a fluid (3) and an environmental atmosphere. The heat exchanger (2) in this respect includes an inlet passage (4), an outlet passage (5) and a heat transfer device (6) having a plurality of micro-passages (61), with the inlet passage (4) being in flow communication with an inlet segment (62) of the heat transfer device (6) and the outlet passage (5) being in flow communication with an outlet segment (63) of the heat transfer device (6) such that the fluid (3) for the exchange of heat with the environmental atmosphere can be supplied from the inlet passage (4) via the inlet segment (62), through the plurality of micro-passages (61) of the heat transfer device (6), and via the outlet segment (63) to the outlet passage (5). In accordance with the invention, the heat exchange system (1) includes a compensation means (7) for the compensation of thermomechanical strains.