Abstract: A heat exchanger includes a first end opposite a second end, a first side opposite a second side, a first layer, and a second layer. The first side and the second side extend from the first end to the second end. The first layer includes an inlet at the first end and an outlet at the second end of the heat exchanger. The second layer includes a first passage at the first end of the heat exchanger and extending from the first side to the second side and a second passage adjacent to the first passage. The second passage extends from the first side to the second side. The second layer further includes a third passage extending from the second end toward the second passage. The first passage is fluidically connected to the third passage proximate the second end and the third passage is fluidically connected to the second passage.

Abstract: An air-conditioning unit is provided, comprising: an input vent for receiving return air; an intermediate vent; an output vent; a blower fan proximate to the input vent for moving the return air from the input vent to the intermediate vent; and an air-conditioner coil between the intermediate vent and the output vent including an active portion including one or more operational air-conditioning coils that receive a first portion of the return air from the intermediate vent, for circulating a coolant, condition the first portion of the return air by heat exchange with the coolant to create conditioned air, and pass the conditioned air to the output vent, and an inactive portion that does not circulate coolant and passes a second portion of the return air as unconditioned air to the output vent, wherein the conditioned air and the unconditioned air pass through the output vent as supply air.

Abstract: Heat exchanger presenting a first gas flow path containing a heat-regenerative packing and a separate second gas flow path containing a heat-conductive packing and use of same for heating a gas to be heated by means of heat recovered from a hot gas in a two-phase alternating heat-recovery process.

Abstract: An apparatus includes first and second microchannel heat exchangers and first and second pipes. The first heat exchanger includes a first inlet, a second inlet, a first tube, a second tube, a first outlet, and a second outlet. Refrigerant at the first inlet is directed through the first tube to the first outlet and the first pipe. Refrigerant at the second inlet is directed through the second tube to the second outlet and the second pipe. The second heat exchanger includes a third inlet, a fourth inlet, a third tube, a fourth tube, a third outlet, and a fourth outlet. The third inlet directs refrigerant from the first pipe through the third tube towards the third outlet. The fourth inlet directs the refrigerant from the second pipe through the fourth tube towards the fourth outlet. The first pipe overlaps the second pipe between the two heat exchangers.

Abstract: An immersion cooling system configured to store a coolant configured for cooling a heat source and including a liquid container, a tube and a gas regulating assembly. The liquid container is configured to store the coolant configured to cool the heat source. One end of the tube is connected to the liquid container. The gas regulating assembly is located above the tube and includes a valve, a cooler, and a gas container. The valve includes a first pipe, a second pipe and a third pipe. The valve is switchable to connect the first pipe to the second pipe or connect the first pipe to the third pipe. The first pipe of the valve is connected to the tube via the cooler. The second pipe is connected to ambient air, and the third pipe is connected to the gas container.

Abstract: A heat exchanger for an internal combustion engine may include a base tube and a flange extending at least partially around the base tube. The flange may be formed as a forged piece.

Abstract: A vehicle heat management system is provided. The system includes a radiator module having a battery radiator and an electric component radiator. A valve module has an inner space that is divided into a first chamber and a second chamber. Each chamber includes a first passage, a second passage, and a third passage. The first passage connects each chamber to a battery radiator, the second passage connects each chamber to a high-voltage battery core, and the third chamber connects each chamber to an electric component radiator and an electric component core. Each chamber includes therein a guide unit that selectively closes the first passage, the second passage, or the third passage depending on a rotation angle thereof. An actuator that is connected to the guide unit adjusts the rotation angle of the guide unit.

Abstract: A grey water heat recovery apparatus has first and second passes arranged in counter-flow orientation. It has a hot side for grey water, and a cold side for fresh water supplied under pressure. It extracts heat from the grey water drains of a building. The fresh water is carried in tubing modules in series immersed in a grey water sump in a cylindrical plastic or stainless steel pipe. The coils have a return leg such that both ends of the fresh water coil are carried out through the same upper end pipe closure, without a pressurized line wall penetration in the walls of the pipe. There is a non-electrically conductive barrier between the fresh water and grey water flow paths. The apparatus has a leak detection circuit and co-operable bypass valves. The entire assembly may be enclosed in a unitary external housing with easily accessible connection fittings.

Abstract: An air distribution duct configured to be connected to a heating and/or air-conditioning device of a motor vehicle, the air distribution duct including: a connection end configured to be connected to the heating and/or air conditioning device; a closed other end; a longilinear main branch with one end which forms the closed end and the other end which forms the connection end, one face of the main branch being pierced with one or a number of orifices; at least one other orifice situated on a secondary branch one end of which is connected to the main branch and the free other end of which is closed, the at least one other orifice being on a face situated on a same side of the duct as the other orifices of the main branch.

Abstract: A cooling system that includes two or more fans that each have a chassis. The chassis includes a first face, a second face, and a sidewall. The fans then can be attached to each other by attaching a sidewall of a first fan chassis to a sidewall of a second fan chassis. An adjustable vane is attached perpendicularly and approximately equidistant between the fans, with an angular control element that is attached to the first fan chassis. The vane can be oriented such that the vane divides the airflow distributed to the fans. The vane then can be adjusted radially by the angular control element, which is attached to the fan chassis. If an impeller of a fan chassis fails the vane can be adjusted radially using an angular control element to distribute more airflow to the failed fan superimposing the non-failed fan chassis.

Abstract: A liquid cooling heat sink structure and its cooling circulation system include a thermal conduction module, and a liquid supply module, and the liquid supply module is installed on the thermal conduction module and has a containing space for receiving plural fins of the thermal conduction module, and the liquid supply module has a continuous surrounding peripheral wall oriented in a plurality of directions facing towards the outside of the liquid supply module, and the peripheral wall has two first liquid opening and a second liquid opening, and the two first liquid opening are disposed at positions of the peripheral wall in any two facing directions respectively.

Abstract: The invention relates to a heat exchanger for cooling a switch cabinet, with a first line system for a first coolant and with a second line system, separated fluidically from the first line system, for a second coolant, in which the first and the second line system are coupled thermally to one another, and to a corresponding switch cabinet.

Abstract: An infrared camouflage device and a vehicle including such a device which includes an array of parallel pipes carrying a heat-transfer fluid for changing the thermal signature of a vehicle. This device is characterized in that it includes an inlet manifold, an intermediary manifold, a first series of first pipes connecting the inlet manifold to the intermediary manifold, a second series of second pipes connecting the intermediary manifold to an outlet manifold, each first pipe being located in the vicinity of a second pipe so as to form, at the device, an alternation of first and second parallel pipes, the inlet manifold and the outlet manifold being in the vicinity of each other.

Abstract: A method for discharge control of a separator including an inlet for a dairy product, a first outlet conduit for a first processed dairy product, and a second outlet conduit for a second dairy product. The first processed dairy product having a higher fat concentration than the second processed dairy product. The method involves detecting a flow rate of the first processed dairy product in the first outlet conduit, controlling the flow rate of the first processed dairy product in the first outlet conduit by regulating an opening degree of a regulating valve connected to the first outlet conduit, detecting the opening degree of the regulating valve, and discharging the separator when the opening degree of the regulating valve exceeds a predetermined value. The invention also relates to a separator for separating a dairy product into a first processed dairy product and a second processed dairy product.

Abstract: A vented bucket for use in an endless conveyor system, such as a bucket elevator, includes two oppositely disposed side panels joined by a rear panel, a bottom panel, and a front panel. At least one vent tube extends along or within one of the rear panel, side panels or front panel in a substantially vertical orientation.

Abstract: A mounting clip that can be used to mount a heat exchanger to a housing, for example, in a HVAC system is disclosed. The mounting clip may include a receiver portion configured to receive, for example, an end portion of the heat exchanger. The mounting clip may also include a clip portion configured to secure the mounting clip to the housing. The mounting clip can be used to mount the heat exchanger to the housing relatively easily, reducing the manufacturing cost and time of the HVAC system.

Abstract: A cooling tower having an evaporative media along with a liquid distribution system that distributes hot liquid over the evaporative media. The cooling tower includes a pair of heat exchanger modules that each have a first set of passageways in fluid communication with a first flow duct and a second set of passageways in fluid communication with a second flow duct. The heat exchanger module transfers heat from a first air stream into a second air stream. The cooling tower further includes a first bypass flow path that extends between the first heat exchanger module and the second heat exchanger module whereby a bypass door regulates airflow there through.

Abstract: Techniques that facilitate two-phase liquid cooling electronics are provided. In one example, a system comprises a pump and a valve. The pump circulates a coolant refrigerant through a two-phase refrigerant system associated with an electronic component. The valve controls a flow path of the coolant refrigerant that flows through the two-phase refrigerant system. Furthermore, the valve modifies the flow path of the coolant refrigerant through the two-phase refrigerant system in response to a determination that an operation of the pump satisfies a defined criterion.

Abstract: Techniques that facilitate two-phase liquid cooling electronics are provided. In one example, a system comprises a pump and a valve. The pump circulates a coolant refrigerant through a two-phase refrigerant system associated with an electronic component. The valve controls a flow path of the coolant refrigerant that flows through the two-phase refrigerant system. Furthermore, the valve modifies the flow path of the coolant refrigerant through the two-phase refrigerant system in response to a determination that an operation of the pump satisfies a defined criterion.

Abstract: A vented bucket for use in an endless conveyor system, such as the conveyor belt of a grain elevator or feed elevator, includes two oppositely disposed side panels joined by a rear panel, a bottom panel, and a front panel. At least one vent tube extends along or within one of the rear panel, side panels or front panel in a substantially vertical orientation.

Abstract: A system for cooling down a boiling vessel, such as a pot, including at least a first length of tubing encircling an outer wall of the pipe, and having a fluid flow bore through its length, supported by opposing handles of the pot; a connector for engaging an end of a water line to the first length of tubing; a source of water introduced into the first length of tubing, under pressure, so that the water travels through the entire first length of tubing; a plurality of flow openings spaced along the walls of the first length of tubing, so that water is sprayed from the openings against the outer wall of the pot from both the first length of tubing, to cool the pot along its entire outer wall. There may be further provided additional lengths of tubing spraying water against the pot wall and a collection pan positioned below the pot to collect water flowing off of the wall of the pot, so that the water can flow from the pan into a hose to direct the water to a point away from the boiling pot.

Abstract: Disclosed are a header assembly and a heat exchanger. The header assembly includes: a header; a distribution member disposed in the header and having a distribution opening; a regulating member disposed movably at the distribution member and configured to regulate the distribution opening; and a driving member configured to magnetically drive the regulating member to move so as to regulate the distribution opening. By means of changing the position of the driving member, the header assembly and the heat exchanger are capable of changing the position of the regulating member via magnetic force, thereby regulating the distribution opening. Therefore, requirements under different operating conditions can be satisfied, and the applicability and distributing effect for refrigerant are improved.

Abstract: A water heater includes a burner generating combustion gas, a heat exchanger heating water which flows through the inside, through heat exchange with combustion gas generated in the burner, a fan supplying air to the burner, and a housing storing these components. The water heater has a water entry portion in a top plate of the housing. A water supply pipe for supplying water to the inside of the heat exchanger is connected to the water entry portion. The water entry portion is arranged to be included, in a plane view, in at least one component constituting the heat exchanger and an exhaust path for combustion gas which has passed through the heat exchanger. The component is made of a material having corrosion resistance against drainage water resulting from condensation of combustion gas.

Abstract: A heat exchanger of the type having a tube assembly made up of a number of tubes through which a first medium flows and around and between which a second medium flows to accept heat from, or transfer heat to, the first medium. One of the media is constrained by a baffle to follow a path through the heat exchanger. According to the invention, the baffle is completely separate from the tubes, so permitting the baffle to adjust automatically. The baffle may be carried on springs and the position based on a pressure balance of the first medium, with the result of allowing the first medium to flow through a varying amount of tubes.

Abstract: A vehicle includes a powertrain having an engine and at least one controller. The controller is programmed to selectively heat at least one of a plurality of components of the powertrain with a given amount of waste heat based on an expected decrease in friction power associated with an expected increase in temperature from the given amount of waste heat for each of the components.

Abstract: A condensate separator device for a compressor arrangement for the production of compressed air having a separator housing that has a compressor-side inlet connection and an outlet connection for discharging the dehydrated compressed air. A base-side drainage valve is provided for releasing the condensate, which has collected in the separator housing, into the surrounding environment via a release opening. The valve is pneumatically-piloted seat valve able to be controlled by an electro-pneumatic control valve, and this electro-pneumatic control valve of the drainage valve is arranged outside the separator housing and connected to a pilot connection of the drainage valve via a control pressure-line.

Abstract: Methods and systems are provided for regulating air flow through a charge air cooler. In one example, an air flow regulating element may be positioned in a tank of the charge air cooler, the air flow regulating element including a cylindrical barrel valve rotatable about a rotational axis to adjust air flow through cooling tubes in the charge air cooler. A position of the barrel valve may be based on a mass air flow rate and/or a temperature at an outlet of the charge air cooler.

Abstract: Systems and methods of producing a frozen food product include dosing ingredients with a liquefied gas while mixing the ingredients using self-cleaning interlocking beaters. The beaters are optionally also disposed to clean a container in which the ingredients are frozen. The rate and amount of cooling is controlled by measuring the quantity of liquid nitrogen, measuring viscosity of the frozen food product, measuring temperature, and/or the like.

Abstract: A polymerized film forming method for forming a polymerized film on a target surface of a workpiece using a first raw material gas which contains a first monomer and a second raw material gas which contains a second monomer differing from the first monomer includes: supplying the first raw material gas wherein difunctional non-aromatic amine having a hydrolyzable group is used for the first monomer; and supplying the second raw material gas wherein difunctional acid anhydride is used for the second monomer.

Abstract: The invention relates to an intercooler for a motor vehicle with an internal combustion engine that is supercharged in steps. In this case, the intercooler has an air outlet opening as well as two air inlet openings, a heat exchanger module being associated with each air inlet opening. Air channels of the two heat exchanger modules are ultimately brought together in an air box of the intercooler, which is connected to the air outlet opening. It is thus made possible to bring together compressed charging air from two supercharging assemblies only in the area of the intercooler. To improve the pressure ratios during operation of only one supercharging assembly, a non-return valve is provided in an air channel. Thus, a module for separately bringing the airways together can be eliminated, thereby reducing the installation space requirement.

Abstract: An information handling system includes: an immersion server drawer (ISD) having: an impervious enclosure which holds a volume of dielectric cooling liquid within/at the enclosure bottom. The ISD is configured with dimensions that enable insertion of liquid-cooled servers within the enclosure bottom. A plurality of liquid-cooled servers can be placed in a side-by-side configuration along one dimension of the ISD, with one or more heat dissipating components of the servers being placed below a surface layer of the cooling liquid. Submerged components of the immersion server are liquid-cooled, while the other heat generating components above the liquid surface are air cooled by rising vapor generated by boiling and vaporization of the cooling liquid. The ISD is placed in an ISD cabinet, which is configured with an upper condenser that allows for multi-phase cooling of the electronic devices placed within the immersion server drawer. The ISD cabinet can be rack-mountable.

Abstract: Embodiments for a charge air cooler are provided. In one example, an engine method comprises increasing intake air flow velocity through a charge air cooler in response to an estimated condensation formation value within the charge air cooler. In this way, condensation accumulation within the charge air cooler may be prevented.

Abstract: A heat-receiving device includes: a plurality of heat receivers into which a refrigerant flows; a series path that comprises a connection path connecting adjacent heat receivers among the plurality of heat receivers, that connects the plurality of heat receivers in series, and into which the refrigerant flows; a bypass path that is not connected to the plurality of heat receivers, and into which the refrigerant flows; a branch path that connects the connection path and the bypass path, and into which the refrigerant flows; and a throttle valve that is provided in the connection path on an upstream side with respect to a connection point of the connection path and the branch path, and that reduces a flow rate at which the refrigerant flows into the connection path as a temperature of the refrigerant flowing into the connection path decreases.

Abstract: A liquid-cooling module includes a liquid-providing component, a liquid-receiving component and at least one heat dissipating assembly. The liquid-providing component has a liquid inlet and a plurality of liquid-providing openings, while the liquid inlet is used for being connected to a cooler. The liquid-receiving component has a plurality of liquid-receiving openings and a liquid outlet, and the liquid outlet is used for being connected to the cooler. The at least one heat dissipating assembly includes a flow tube. One end of the flow tube is detachably connected to one of the plurality of liquid-providing openings, and the other end of the flow tube is connected on one of the plurality of liquid-receiving openings.

Abstract: A heat exchanger includes: a bypass valve; a stack of standard tubes; and, in the stack, a pair of stacked-together adapter tubes. Each standard tube end has spaced-apart walls including openings. Each adapter tube end has: a wall including an opening; and a passage. At one end of the pair, the passages communicate with one another and the openings communicate with the openings in adjacent standard tubes; at the other end, the openings communicate with the openings in adjacent standard tubes. The valve includes a plug with opposed plug walls, one plug wall having one of an inlet and outlet, the plug being disposed with its walls between and at said other end of the pair and with the inlet and outlet communicating with the passages. An actuator is adjacent to the plug and has a reciprocating plunger for selectively blocking at least said one of the inlet and outlet.

Abstract: A device for cooling a gas flow of an internal combustion engine includes a housing, an inlet and an outlet for a gas of the internal combustion engine, which is to be cooled, an inlet and an outlet for a liquid coolant, a heat exchanger for heat transfer between the gas and the coolant, a first wall section of the housing, wherein the first wall section is arranged between the coolant and the gas flow, and a second wall section of the housing, wherein the second wall section is arranged between the coolant and the atmosphere, wherein the first wall section and the second wall section are integrally formed in one piece.

Abstract: A waste heat recovery system that efficiently converts waste heat from an engine coolant and an engine exhaust in a vehicle. The system includes a coolant heat exchanger that receives heat from the engine coolant, an exhaust heat exchanger that receives heat from the engine exhaust and an economizer heat exchanger. A plurality of valves control the flow of the fluid in different modes as determined by a power ratio between the heat provided by the exhaust heat exchanger and the heat provided by the coolant heat exchanger, including an economizer heat exchanger after coolant heat exchanger mode at low power ratios, where the fluid from the pump flows to the economizer heat exchanger after the coolant heat exchanger and an economizer heat exchanger before coolant heat exchanger mode at high power ratios, where the fluid from the pump flows to the economizer heat exchanger before the coolant heat exchanger.

Abstract: A heat exchanger divided into two regions through which a heat exchange medium is flowed and an inlet side and an outlet side are integrally formed so as to simplify a construction thereof using a header tank of a double-tube structure type, and in which a flow control valve having a single body is disposed at one side of the heat exchanger so as to facilely control an amount of the heat exchange medium bypassed or flowed into each region.

Abstract: An apparatus controls a temperature of a device by circulating a fluid through a heat sink in thermal contact with the device. The apparatus includes an adjustable cold input, which inputs a cold portion of the fluid having a first temperature, and an adjustable hot input, which inputs a hot portion of the fluid having a second temperature higher than the first temperature. The apparatus further includes a chamber, connected to the cold input and hot input, in which the cold and hot portions of the fluid mix in a combined fluid portion that impinges on the heat sink. The combined fluid portion has a combined temperature that directly affects a temperature of the heat sink. The cold input and hot input are adjusted to dynamically control the combined temperature, enabling the heat sink temperature to compensate for changes in the device temperature, substantially maintaining a set point temperature of the device.

Abstract: A device for cooling a heat source of a motor vehicle is provided that includes a cooling body which has a plurality of feed flow channels and a plurality of return flow channels. At least a multiplicity of the feed flow channels and return flow channels are arranged adjacent to one another in an alternating fashion in the cooling body.

Abstract: A process for continuously providing superheated liquid to a chemical process vessel by providing a first heating device capable of heating an entire liquid effluent stream from the vessel, the first heating device receiving the entire liquid effluent stream from the vessel and returning a heated liquid stream to the vessel; filling a similar second heating device with liquid from the liquid effluent stream prior to applying any heat to the second heating device; heating and increasing the liquid effluent stream supplied to the second heating device while decreasing the liquid effluent stream provided to the first heating device until the second heating device is receiving and returning all the heated liquid stream to the vessel, while adjusting heat to the devices as needed to maintain the heated liquid below the flash point and maintain the desired total amount of superheated liquid provided to the vessel.

Abstract: A solar collector, comprising: (a) a plurality of thermosiphon tubes in which water flows, each tube having a top opening and a bottom opening; (b) a top manifold having a water inlet and water outlet and disposed at the top opening of the tubes, providing both a water feed into at least one of the plurality of tubes and a water exit from the rest of the tubes; and (c) a bottom basin connecting the bottom openings of the tubes. In some embodiments the plurality of tubes are divided into at least one inlet tube and the rest as outlet tubes by a stopper disposed in the top manifold.

Abstract: Various methods and systems are provided for a vehicle with an engine system and a power dissipation system. One example method includes, during directing airflow from an airflow generating device to cool a component of the power dissipation system, and directing the airflow from the airflow generating device to cool a component of the engine system.

Abstract: A heat exchange apparatus is provided and includes an external structure to support an airflow cooled computing device, first and second doors, each of which includes a heat transfer surface, sequentially coupled to the external structure downstream from the computing device, a water supply system fluidly coupled to a water supply and to the heat transfer surfaces of the first and second doors to thereby supply water to the heat transfer surfaces, first and second valves coupled to the water supply system for association with the first and second doors, respectively, and an exhaust system, disposed proximate to the external structure, configured to recycle the cooled airflow downstream from the first and second doors for repeated cooling of the computing device.

Abstract: In a vehicular air conditioning apparatus, a first blower unit is connected by a connection duct to a side portion of a casing having respective air passages defined therein, and a second blower unit separate from the first blower unit is connected to a lower portion of the casing. In addition, air is supplied to the interior of the casing from the first blower unit and is cooled by a first cooling section of an evaporator, whereas air that is supplied from the second blower unit is cooled by passing through a second cooling section in the evaporator, which is separated from the first cooling section by a pair of first and second partitioning members.

Abstract: A heat recovery unit comprise a heat exchanger (3) which is arranged in an annular space (4) which constitutes a part of an exhaust conduit (2) from e.g. a gas turbine or diesel engine. A bypass conduit (6) for the exhaust is arranged through the annular space (4), and the distribution of exhaust flow through the heat exchanger (3) and the bypass conduit (6) is regulated by means of a regulating valve (7). The regulating valve is a rotating damper valve (7) which is arranged in the exhaust conduit (2) adjacent to the heat exchanger (3), said rotating damper valve having a stationary part (8) and a rotatable part (9) which both are provided with openings (10, 12; 11, 13) which may be brought to cover or overlap each other. Both the stationary part (8) and the rotatable part (9) are formed by two conical oppositely directed portions (8a, 8b; 9a, 9b).

Abstract: A waste heat recovery system that efficiently converts waste heat from an engine coolant and an engine exhaust in a vehicle. The system includes a coolant heat exchanger that receives heat from the engine coolant, an exhaust heat exchanger that receives heat from the engine exhaust and an economizer heat exchanger. A plurality of valves control the flow of the fluid in different modes as determined by a power ratio between the heat provided by the exhaust heat exchanger and the heat provided by the coolant heat exchanger, including an economizer heat exchanger after coolant heat exchanger mode at low power ratios, where the fluid from the pump flows to the economizer heat exchanger after the coolant heat exchanger and an economizer heat exchanger before coolant heat exchanger mode at high power ratios, where the fluid from the pump flows to the economizer heat exchanger before the coolant heat exchanger.

Abstract: A waste heat boiler has heat exchange tubes for indirect heat exchange of a relatively hot process gas and a cooling media, and a by-pass tube for by-passing a part of the process gas; a process gas collector collects and mixes a part of the heat exchanged process gas and at least a part of the by-passed process gas before the mix is lead via a control valve to the process gas outlet of the waste heat boiler together with the rest of the heat exchanged process gas.

Abstract: A heat exchanger for an internal combustion engine includes a first flow channel; a second flow channel arranged adjacent to the first flow channel; a line separate from the second flow channel; and a valve channel in which an adjustable valve element is disposed. The valve channel is arranged upstream of the first and second flow channels and an inlet channel is arranged upstream of the valve channel in a flow direction of exhaust gas. The valve element includes a baffle plate, the baffle plate having an end portion that extends diagonally in the valve channel with respect to the flow axis of the first flow channel. The valve element includes a flap that is pivotably mounted at the end portion of the baffle plate such that the flap is pivotable about an axis that extends in a direction of a width of a common housing.

Abstract: A heat transmission unit includes a channel conducting a coolant, and a channel conducting a fluid to be cooled. The two channels are separated from each other by a wall provided with ribs extending therefrom into at least one of the two channels. The channel conducting the fluid to be cooled includes a fluid inlet and a fluid outlet. The channel is separated by a partition wall, arranged in flow direction, into a first and a second partial channel having a first partial inlet for fluid and a second partial inlet for fluid, and a first partial outlet for fluid and a second partial outlet for fluid. At least the first partial inlet for fluid is adapted to be shut off by a first shut-off device.