Abstract: A heat exchanger includes: heat exchanger bodies arranged in parallel, each allowing a fluid to be cooled to flow therethrough in one direction; a housing that forms a coolant passage that allows a coolant to flow therethrough around each of the heat exchanger bodies; a coolant inlet portion and a coolant outlet portion located in a position corresponding to first ends of the heat exchanger bodies in a flow direction of the fluid to be cooled; a separating portion that separates the coolant passages in a position corresponding to second ends of the head exchanger bodies in the flow direction of the fluid to be cooled so that a communicating portion that allows the coolant passages to communicate with each other is left; and a flow passage area increasing portion that increases a flow passage area of the communicating portion. This structure achieves good cooling performance in the heat exchanger.

Abstract: A method of producing ice cubes in a mold and pan in cool ambient air wherein the steps of removing the mold from the pan and removing the ice cubes from the mold are carried out without any heating or thawing to obtain individual ice cubes with a substantially dry outer surface. A method of producing a block of ice cubes in cool ambient air is also provided wherein the steps above are repeated so that the ice cubes drop row above row to produce a block of ice cubes. A method of packaging ice cubes is also provided comprising obtaining a plurality of ice cubes with a substantially dry outer surface and of a stackable shape. The ice cubes are arranged adjacently into a block, and the block is encapsulated in a suitable packaging material.

Abstract: Heat transfer management apparatuses are disclosed. In one embodiment, a heat transfer management apparatus includes a composite lamina having an insulator substrate and a plurality of thermal conductor traces coupled to the insulator substrate, where the plurality of thermal conductor traces are arranged into a first enhanced thermal conduction region and a second enhanced thermal conduction region. The heat transfer management apparatus also includes a heat generating component mount coupled to the composite lamina and a temperature sensitive component mount coupled to the composite lamina and positioned distally from the heat generating component mount.

Abstract: A closed circulating water cooling apparatus includes an internal cooling apparatus, a plate heat exchanger, and an auxiliary cooling apparatus. The internal cooling apparatus comprises an internal cooling circulator pump and an air cooler. The auxiliary cooling apparatus comprises an external cooling circulator pump and an underground water pipe. Internal cooling water flowing through the plate heat exchanger from the internal cooling apparatus exchanges heat with external cooling water flowing through the plate heat exchanger from the auxiliary cooling apparatus. Utilization of the closed circulating water cooling apparatus and method allows for increased cooling capacity, when the environmental temperature is greater than the maximum inflow water temperature permitted by a piece of technical equipment, for the cooling apparatus to still provide sufficient cooling capacity, and for the equipment to obviate any water loss during operation.

Abstract: An extruded heat transfer tube with an internal passage includes a tube body made of an extruded material of an aluminum alloy having a composition that includes 0.3 mass % or more and less than 0.8 mass % of Mn; more than 0.1 mass % and less than 0.32 mass % of Si; 0.3 mass % or less of Fe; 0.06 mass % or more and 0.3 mass % or less of Ti; and Al balance including inevitable impurities, a ratio of a Mn content to a Si content, Mn %/Si %, exceeding 2.5. The extruded heat transfer tube further includes a Zn-containing layer provided directly on an outer surface of the tube body.

Abstract: A liquefied gas treatment system includes: a liquefied gas supply line connected from a liquefied gas storing tank to a source of demand, a pump provided on the liquefied gas supply line, and configured to pressurize liquefied gas discharged from the liquefied gas storing tank, a heat exchanger provided on the liquefied gas supply line between the source of demand and the pump, and configured to heat exchange the liquefied gas supplied from the pump with heat transfer media, a media heater configured to heat the heat transfer media, a media circulation line connected from the media heater to the heat exchanger, and a controller configured to change a flow rate of the heat transfer media flowing into the media heater or calories supplied to the heat transfer media by the media heater on the basis of a flow rate of the liquefied gas supplied to the heat exchanger

Abstract: A system configured to thermally regulate heat dissipation of a power plant system (e.g. steam turbine, gas turbine compressor, intercooler or other fluidic thermal source, etc.) and acoustically attenuate operation of an air cooled heat exchanger via sound reflection, sound absorption, sound diffraction, and/or active noise cancellation is disclosed. In one embodiment, a system includes: a set of inner barriers; a base barrier disposed beneath the set of inner barriers; a set of outer barriers disposed about the base barrier and the set of inner barriers, the set of outer barriers including a top surface located above a bottom surface of the set of inner barriers; a heat exchanger fluidly connected to a power generation system and disposed within the set of inner barriers; and a set of fans disposed within the set of inner barriers and configured to form a flow of air through the set of inner barriers.

Abstract: Disclosed therein are a heat pump system for a vehicle and a method of controlling the heat pump system, which determines that frosting begins on an exterior heat exchanger and carries out a defrosting control if a difference value between outdoor temperature and refrigerant temperature of an outlet side of the exterior heat exchanger is above a frosting decision temperature in a heat pump mode, thereby increasing frost-prevention and defrosting effects and enhancing heating performance and stability of the system because the system recognizes the beginning of frosting on the exterior heat exchanger at a proper time so as to carry out the defrosting control.

Abstract: Vessel assemblies, heat transfer units for prefabricated vessels, and methods for heat transfer prefabricated vessel are provided. A heat transfer unit includes a central rod, and a plurality of peripheral rods surrounding the central rod and connected to the central rod. The plurality of peripheral rods are movable between a first collapsed position and a second bowed position, wherein in the second bowed position a midpoint of each of the plurality of peripheral rods is spaced from the central rod relative to in the first position. The heat transfer unit further includes a heat transfer element connected to one of the plurality of peripheral rods.

Abstract: A heat exchange apparatus is provided with an indirect evaporative heat exchange section. An evaporative liquid is downwardly distributed onto the indirect section to indirectly exchange sensible heat with a hot fluid stream flowing within a series of enclosed circuits which comprise the indirect evaporative heat exchange section. An ideal flow rate for such evaporative liquid is between 2.0 and 4.0 gallons per minute per square foot of top surface area of the indirect heat exchange section.

Abstract: Cooling performance is secured by reducing a compression loss when a high-pressure gas refrigerant is allowed to flow without heat exchange on cooling in a vehicle interior heat exchanger. In the vehicle interior heat exchanger, an upstream header and a downstream header are communicated and connected with the same end side of the refrigerant circulation tubes of an upstream tube group and a downstream tube group where the refrigerant circulation tubes are stacked. Internal spaces of the upstream header and the downstream header are communicated and connected with each other via communication holes in the boss portions of the connecting member. In the vehicle interior heat exchanger, the total opening area of the communication holes is set such that the percentage thereof, with respect to the total opening area of the channel on the uppermost stream side of the upstream tube group, is in the range of 38% to 93%.

Abstract: An appliance includes a compact condenser assembly formed with at least two separately and independently produced wire on tube condensers. Each of the at least two wire on tube condensers has a condenser inlet and a condenser outlet. The at least two wire on tube condensers are at least substantially locked and positioned in a matingly engaged configuration forming a compact condenser assembly. The at least two wire on tube condensers are configured to be operationally connected in at least one of a parallel configuration, a series configuration, a selectable configuration, and a bypass configuration.

Abstract: A heat exchanger (1) for gases, in particular for the exhaust gases of an engine includes a bundle of tubes (2) arranged inside a casing (3) defining a gas inlet (4) and outlet (5). The tubes (2) being intended for the circulation of the gases with a view to exchanging heat with a coolant, and the tubes (2) being distributed in at least one column having a plurality of rows defining a plurality of spaces (8) between the rows, and including a coolant inlet pipe (9) and outlet pipe (10) connected to the casing (3). The exchanger (1) includes a bypass channel (11) incorporated into the casing (3) capable of connecting the spaces (8) defined between the rows of tubes (2) located in front of the channel (11) with one of the coolant pipes (10), in such a way as to improve the distribution of the coolant.

Abstract: A cooling system for a work vehicle includes first heat exchanger, a fan spaced apart from the first heat exchanger, a second heat exchanger extending between the fan and the first heat exchanger, and a third heat exchanger spaced apart from the second heat exchanger and extending between the fan and the first heat exchanger, A baffle plate is pivotally to a first position reducing air flow through the first heat exchanger and to a second position reducing air flow through the second heat exchanger. The baffle plate is pivoted by a linear actuator.

Abstract: An air-conditioning system includes a vehicle air-conditioner which uses a target blowing-out temperature as the basis to control an air outlet temperature in a cabin and a seat air-conditioning unit which sucks recirculated air into a seat. The air-conditioning system controls at least the seat air-conditioning air flow per unit time so as to perform seat air-conditioning. The air-conditioning system increases the seat air-conditioning air flow when detecting that the vehicle speed is stopped or idling, calculates a correction amount for the target blowing-out temperature considered neutral in warmness sense level for the increased seat air-conditioning air flow, and uses the correction amount as the basis to correct the target blowing-out temperature.

Abstract: A heat pipe system for conducting thermal energy. The heat pipe system includes a sealed tube having along its length a reservoir region, an evaporator region, and a condenser region, the tube having a first end and a second end and an inside wall. The system also includes a wick disposed adjacent the inside wall of the tube, the wick including a first portion at the first end of the tube and a second portion adjacent the first portion, wherein the first portion of the wick is thicker than the second portion of the wick, and wherein the second portion of the wick does not extend to the second end of the tube. The system also includes a working fluid contained within the tube.

Abstract: A refrigerator includes a body, first and second storage compartments and a machine compartment formed in the body, a blower fan disposed in the machine compartment, first and second refrigerating units comprising first and second compressors to compress first and second refrigerants, respectively, first and second condensers to condense the first and second refrigerants, respectively, first and second expansion valves to expand the first and second refrigerants, respectively, and first and second evaporators to evaporate the first and second refrigerants, respectively, the first and second refrigerating units supplying cold air to the first and storage compartments, respectively. The first compressor, the second compressor, and the first condenser are disposed in the machine compartment and are cooled by forcible flow of air caused by the blower fan, and the second condenser is disposed outside the machine compartment and is cooled by natural convection of air.

Abstract: A magneto-caloric cooling system includes an energy absorption area configured to be thermally coupled to a thermal energy absorbing device. At least one energy dissipation area is configured to be thermally coupled to a thermal energy dissipation device. A thermal energy transfer device is configured to be cycled between the energy absorption area and the energy dissipation area. A magnetic field generation device is configured to produce a magnetic field proximate the energy dissipation area.

Abstract: A heat storage system (400) comprising a system gas inlet (460), a system gas outlet (470), and at least two thermal stores (401, 402) connected together in series therebetween, wherein each store comprises a chamber having a gas inlet (461,462), a gas outlet (471,472), and a gas-permeable thermal storage media 431 disposed therebetween, the system further comprising flow controllers (451, 452, 453, 454, 457) operatively connected to bypass passageways and so configured that, during operation, the flow path of a gas flowing through the system (400) for transfer of thermal energy to or from the storage media (431) can be selectively altered in respect of which stores (401, 402) in the series are used in response to the progress of the thermal transfer.

Abstract: A climate control system including an air controller switchable between fresh air, recirculated air, and partial recirculated air modes is disclosed. The system further includes a control module connected to the controller and a link operatively connecting the washer fluid system and the module. When the washer fluid system is activated, the module switches the controller from the fresh air mode to the recirculated air mode, preventing washer fluid odors from entering the vehicle cabin while the washer fluid system is activated. The module can also selectively switch the air controller between fresh, recirculated, and partial recirculated air modes based on condition inputs. Non-limiting examples of condition inputs include a fog look-up table, wet bulb level, humidity level, air quality level, and temperature level. The module directs the air controller to switch to the fresh air mode based on information generated by one or more of the condition inputs.