Abstract: A heat exchanger may include a heat exchanger block that may have a plurality of pipes and at least one collector. The at least one collector may include at least one pipe end that may accommodate the plurality of pipes in a leakproof manner at a longitudinal end thereof. The heat exchanger may include a terminal piece that may have a duct structure. The duct structure may include a plurality of webs that may separate a plurality of ducts situated between the plurality of webs from each other. The plurality of webs may include a web width bS of 1.0 mm<bS<5.0 mm. The plurality of webs may define a ratio between the web width bS and a duct width bK may be of bS/bK<4.

Abstract: A battery cooling device may include a refrigeration circuit configured to communicate a refrigerant in a flow direction. The refrigeration circuit may include a plurality of refrigerant paths configured to be flowed through in parallel by the refrigerant along the flow direction. The plurality of refrigerant paths may respectively include at least one of a cooling element and a cooling element section. The at least one of the cooling element and the cooling element section may be fluidically incorporated into the respective refrigerant paths and be thermally coupled in a heat-transmitting manner to at least one battery. A plurality of valve devices may be arranged in the respective refrigerant paths and be configured to control a throughflow of the refrigerant.

Abstract: A heat exchanger is provided that includes a first flow channel for a refrigerant, a second flow channel for a refrigerant, and a third flow channel for a coolant, wherein the first flow channel has a first region for initial cooling of the refrigerant and a second region for further cooling of the refrigerant. The refrigerant can flow in a high-pressure phase in the first flow channel and the refrigerant can flow in a low-pressure phase in the second flow channel. A first heat exchange occurs between the refrigerant in the first region of the first flow channel and the coolant in the third flow channel and a second heat exchange occurs between the refrigerant in the second region of the first flow channel and the refrigerant in the second flow channel.

Abstract: The invention relates to a condenser in stacked-plate design, wherein a heat exchanger block is formed by a plurality of plate elements, which form channels adjacent to each other between the plate elements when the plate elements are stacked on top of each other, wherein a first number of the channels is associated with a first flow channel and a second number of the channels is associated with a second flow channel, and a refrigerant can flow through the first flow channel and a coolant can flow through the second flow channel, wherein the first flow channel has a first region for desuperheating and condensing the vaporous refrigerant and a second region for subcooling the condensed refrigerant.

Abstract: The invention relates to a stacked plate heat exchanger, comprising a plurality of elongate plates which are stacked on one another and connected to one another and which have a corrugated profile, which plates have a cavity for leading through a medium to be cooled in the longitudinal direction of the plates and define a further cavity for leading through a coolant, wherein leadthrough openings for supplying or discharging the medium to be cooled or the coolant are formed approximately in the end regions of each elongate plate and each elongate plate is surrounded by a bent-off edge, wherein an nth corrugation of the corrugated profile of each plate is drawn close to the edge, preferably into the edge, whereas the other corrugations of the corrugated profile of the plate terminate before the edge, where n=2, 3, 4 etc.

Abstract: A heat exchanger is provided that includes a first tube/fin block, first headers arranged on both sides of the first tube/fin block, which first headers communicate with the tubes of the first tube/fin block, and a second tube/fin block having second headers arranged on both sides of the second tube/fin block, which second headers communicate with the tubes of the second tube/fin block, wherein the first tube/fin block having the corresponding first headers is an air-cooled low-temperature coolant cooler and the second tube/fin block having the corresponding second headers is an air-cooled refrigerant cooler, wherein the headers of the first tube/fin block arranged on a respective side of the tube-fin block and a header of the second tube/fin block are connected to one another.

Abstract: The invention relates to a condenser, in particular a condenser cooled by a coolant, said condenser consisting of at least one tube/fin block having several flat tubes, each flat tube having a plurality of flow channels that extend adjacent to one another in the tube transverse direction and define a refrigerant-side hydraulic diameter (Dh refrigerant). At least one respective intermediate element defining a coolant-side hydraulic diameter (Dh coolant) is arranged in the region of the flat tubes. The condenser is characterized in that the ratio of the two hydraulic diameters (Dh coolant) to (Dh refrigerant) is greater than (>) 1.3.

Abstract: This application relates to a coolant condenser assembly for an air conditioning system for a motor vehicle. In a supercooling region, at least two cooling pipes, as the first supercooling parallel section, are acted upon in parallel by the coolant in a fluid-conducting manner, the coolant which flows out of the first supercooling parallel section flows into a first supercooling intermediate flow duct, and the first supercooling intermediate flow duct opens into at least two cooling pipes as the second supercooling parallel section, and the second supercooling parallel section opens into a second supercooling intermediate flow duct and the second supercooling intermediate flow duct opens into at least two cooling pipes as the third supercooling parallel section, such that the outlet opening is disposed on a second longitudinal side of the coolant condenser assembly.

Abstract: The present invention relates to a golf course management system for golf carts. The system includes a touch screen display device and a processor communicatively connected with the touch screen display device. The processor includes a global positioning system is configured to determine a location of the golf cart on a golf hole; display an image of a golf hole; display a location of the golf cart on the golf hole; receive a first touch location on the touch screen display device and calculate the corresponding distance on the golf course between the golf cart and the first touch location; and receive a second touch location on the touch screen display device and calculate the corresponding distance on the golf course between the first touch location and the second touch location.

Abstract: Described are polyester monofilaments having a surficially applied glycidyloxyalkylenetrialkoxysilane-containing finish. They are notable for particularly good adhesion in elastomers.

Abstract: Conductive soil-repellent core-sheath fiber of high chemical resistance, its preparation and use

Abstract: A piezoceramic bending converter (1) provided with a flat supporting body (2) and a polarized lead zirconate titanium piezoceramic (3) applied to at least one side of said supporting body. For low thermal self deformation, a nickel/cobalt/iron alloy, nickel/iron alloy and a silicon/germanium semi-material are used as materials for the supporting body (2), wherein the thermal expansion coefficient of the supporting body (2) is adapted to that of the piezoceramic (3).

Abstract: The invention relates to a process for calibrating sections of glass tubing, wherein a glass-tubing section is heated to a softening temperature, shaped to the calibrating dimension, and allowed to cool. The invention furthermore concerns suitable equipment for implementing this process.