Abstract: A thermal emission-conversion muffler for reducing the toxic emissions output from the muffler has an inlet pipe, an outlet pipe, and a body extending lengthwise between the inlet and outlet pipes. The muffler further has a plurality of plates disposed within the body, and the plates extend in a sideways direction substantially between the side walls of the body. The plates are of a predetermined length, and adjacent plates are at a predetermined distance from each other. In one plate configuration, the plates are arranged in a substantially stacked manner and are parallel as regards exhaust gas flow passing through the muffler.

Abstract: A plurality of flat tubes formed as a tube having notches by linearly cutting upper and lower parts from a hollow flat circular doughnut shape are stacked to structure a tube laminate. It is attached to a case so that a notch aligns with the notch and faces upward by an exhaust inflow end plate and that a notch aligns with the notch and faces downward by an exhaust outflow end plate. A cutoff valve is provided at an exhaust outflow end of an exhaust communication tube passing through the center of the tube laminate by heat insulation. While an internal combustion engine is warming up, the cutoff valve is closed to cause the exhaust to flow in gaps of the respective flat tubes from upward to downward as a whole and also a heat exchange medium is caused to flow in the respective flat tubes from downward to upward as a whole to have heat exchanged between the exhaust and the heat exchange medium to recover the exhaust heat.

Abstract: The waste heat control apparatus is used in a heat recovery system for recovering and reusing waste heat of an engine. The waste heat control apparatus includes a plurality of waste heat amount adjusting sections activated to increase an amount of the waste heat of the engine, and a control section which performs waste heat control in accordance with a heat utilization demand to increase the amount of the waste heat of the engine by activating at least one of the plurality of waste heat amount adjusting sections.

Abstract: A cylinder head 2 for a multiple-cylinder internal combustion engine is provided with a centralized exhaust passageway E. The centralized exhaust passageway E includes individual exhaust passageways 51 to 54 connected to combustion chambers defined by recesses 11 to 14, and a central passageway 60 collecting the exhaust gas flowing through the individual exhaust passageways 51 to 54. Each of the exhaust passageways 51 to 54 has two branch passageways 21,31; 22,32; 23,33; 24,34 extending from the exhaust ports Ea opened and closed by exhaust valves 6, and a merging passageway 41; 42; 43; 44 having one end connected to the two branch passageways. The respective passage diameters D1 to D4 of the merging passageways 41 to 44 are substantially equal to the passage diameters d1 to d4 of the branch passageways. The merging passageways 41 to 44 and the central collecting passageway 60 are surrounded with water jackets W1 and W2 from above and below.

Abstract: A fluid circuit includes a tank for holding fluid, a hydraulic device having a predetermined load configuration, and a pump for delivering the fluid under pressure to the hydraulic device. Sensors measure at least one of a supply pressure, a tank pressure, and a position of a portion of the hydraulic device. A controller estimates or reconstructs an output value of any one sensor using the predetermined load configuration in the event of a predetermined failure of that sensor, ensuring continued operation of the hydraulic device. A method for estimating the output value includes sensing output values using the sensors, processing the output values using the controller to determine the presence of a failed sensor, and calculating an estimated output value of the failed sensor using the predetermined load configuration. Operation of the hydraulic device is maintained using the estimated output value until the failed sensor can be repaired.

Abstract: A hydraulic coupling for use in a vehicle drive train having a fluid path which extends between the housing of the hydraulic coupling and a coupling mechanism. The fluid path includes a first aperture formed in the housing with a first diameter and a longitudinal axis, as well as a second aperture formed in the coupling mechanism. A rigid conduit extends between the first and second apertures with a first portion having a diameter that is less than the first diameter of the first aperture so as to define an adjustment gap that allows the rigid conduit to move out of alignment with the longitudinal axis in response to misalignment between the first and second apertures. In addition, the rigid conduit provides resistance to torque imposed upon the coupling mechanism.

Abstract: A method of pressure control for transmissions having a hydraulic circuit selectively communicating with first and second pumps via first and second regulators includes commanding communication to the hydraulic circuit to transition from the first to the second pump and the PCS to set the regulators to a high pressure-regulation level. The hydraulic circuit line pressure is raised to an elevated value exceeding a target value. The line pressure is lowered from the elevated to the target value at or after completing the transition to the second pump. The method may include transitioning communication with the hydraulic circuit from the second to the first pump. The PCS maintains the regulators at the high level and line pressure is raised to the elevated value. PCS sets the regulators to a low level, and line pressure returns to the target only at or after completing the transition to the first pump.

Abstract: An energy recovery system permits recovering energy from fumes. The system employs a heat engine such as a Stirling engine, and a supplemental combustible fuel. A combustor receives the paint fumes as well as the supplemental fuel from a fuel supply. The fuel supply includes a fuel throttle regulating the fuel mass flow rate. An air blower provides air to the combustor. The heat engine includes a heater receiving heat from the combustor. A temperature sensor detects the temperature of the heater, while a controller operatively controls the fuel throttle to vary the fuel mass flow rate based on the temperature of the heater.

Abstract: A charging device (supercharger) for internal combustion engines, having at least one turbine part. A mass stream of exhaust gas flows into this via an inflow region, from which a bypass duct branches off for bypassing the at least one turbine part. The bypass duct opens out into a turbine outlet duct at an outlet location in back of the turbine part. The bypass duct is opened or closed either by a first control element situated in the inflow region at the inlet of the bypass duct or by a second control element at the outlet of the bypass duct leading into the turbine outlet duct.

Abstract: In the system there is a geothermal facility (1) including an outer circuit of heat-carrying water or fluid which exchanges heat energy with a terrain (3) to be applied in at least one dwelling unit (2) by means of its connection to a heat pump (5) which in turn connects to an inner distribution equipment or circuit (6). The referred outer circuit is placed buried in a renewable geothermal zone (4) of the terrain (3) and is made up of a closed/semiclosed circuit which connects to the heat pump (5) via a pulse pipe (7) and a return pipe (11); being arranged in that outer circuit a special channel (8) wherein the energy exchange is performed, so that the heat-carrying water or fluid is thermally regenerated as it passes through this channel (8) to be used again in the system.

Abstract: An apparatus for storing energy includes a compression chamber for receiving a gas, a compression piston for compressing gas contained in the compression chamber, a first heat store for receiving and storing thermal energy from gas compressed by the compression piston, an expansion chamber for receiving gas after exposure to the first heat store, an expansion piston for expanding gas received in the expansion chamber, and a second heat store for transferring thermal energy to gas expanded by the expansion piston. The cycle used by the apparatus has two different stages that can be split into separate devices or combined into one device.

Abstract: An adiabatic Compressed Air Energy Storage (CAES) system includes a low pressure compressor structure (14) to provide compressed air; a first heat exchanger (26) to extract heat from the compressed air exiting the low pressure compressor structure; a thermal storage device (60) to store the extracted heat during off-peak load periods; a motor-driven high pressure compressor (30) to receive compressed air cooled by the first heat exchanger, an aftercooler (34) to extract heat from the further compressed air; an air storage (36) to receive and store the further compressed air cooled by the second heat exchanger; a second heat exchanger (64) to transfer heat stored in the first thermal storage device to compressed air released from the air storage during peak periods; and a turbine structure (40) to expand the heated compressed air released from the air storage to produce power.

Abstract: An intermediate-pressure turbine is divided into a high-temperature, high-pressure side high-temperature, intermediate-pressure turbine section 11a and a low-temperature, low-pressure side low-temperature, intermediate-pressure turbine section 11b, the component members of the high-temperature, intermediate-pressure turbine section 11a are formed of austenitic heat-resistant steels or Ni-based alloys, and the high-temperature, intermediate-pressure turbine section 11a is operated by steam having a temperature of 650° C. or more. Other turbines are mainly formed of ferritic heat-resistant steels. Thus, a steam turbine power plant having high thermal efficiency and being economical can be provided.

Abstract: The Air-Water Power Generation System utilizes the temperature differential between warm air and a surface cooled by water evaporation. To enhance the temperature differential, the air that evaporates the water is first cooled by releasing heat to boil the working fluid in a boiler and then is cooled further by a counter-flow heat exchanger before the air enters the condenser where a water film is evaporating. The air then becomes colder as the water evaporates in the condenser, and this provides the cooling to condense the working fluid. Finally, the cold air flows out of the condenser and flows back through the counter-flow heat exchanger to provide the cooling of the air flowing from the boiler.

Abstract: A fluid delivery device, in particular for delivering exhaust gas posttreatment media, such as a urea-water solution, for an internal combustion engine, includes a movable work wall, in particular a work diaphragm. A work chamber is provided for a fluid that is to be delivered via at least one fluid connection. The work chamber is capable of being increased and decreased in size by means of the movable work wall, the at least one fluid connection, and at least one mechanism for moving the work wall upon an intake stroke and a compression stroke. The at least one mechanism is embodied such that the force for moving the work wall both in the intake stroke and in the compression stroke includes a Lorentz force.

Abstract: Cooled exhaust hood plates are provided in areas of high velocity steam flow within an exhaust steam flow of a steam turbine. Coolant is directed within double walled exhaust hood plates to cool plate surfaces adjacent to the high velocity exhaust steam flow. The cooled exhaust hood plates cool and condense the exhaust steam in proximity. Condensation will occur in low velocity area near the exhaust hood plate to reduce the boundary layer and improve the flow through the hood, improving overall turbine performance.

Abstract: Propelling device by way of matter particles acceleration, including device for accelerating the particles of matter, mainly in only one direction. The aforementioned device includes an energy source and an enclosure containing the matter particles to be accelerated, the enclosure being powered from the the energy source.

Abstract: In a damping device according to the present invention, a damping device 63 is mounted on a bypass pipe 61 that supplies an amount of high-pressure air to a combustor transition piece 33. The damping device 63 includes a fluid introducing unit 71 that forms a fluid introduction space B by covering an outer peripheral portion of the bypass pipe 61, a plurality of acoustic boxes 73a and 73b that forms resonance spaces Da and Db with the base portions connected to the fluid introducing unit 71 and the end portions extending along the outer peripheral portion of the bypass pipe 61 in the circumferential direction, and partition plates 74a and 74b that form resonance ducts Ea and Eb of a predetermined length by partitioning the resonance spaces Da and Db.

Abstract: A mixer assembly for use in a combustion chamber of a gas turbine engine includes a pilot mixer, a main mixer and a centerbody positioned between the pilot mixer and the main mixer. The pilot mixer includes an annular pilot housing having a hollow interior and a pilot fuel nozzle mounted in the housing and adapted for dispensing droplets of fuel to the hollow interior of the pilot housing. The main mixer includes: a main housing surrounding the pilot housing and defining an annular cavity; a plurality of fuel injection ports for introducing fuel into the annular cavity; and, a swirler arrangement including at least one swirler positioned upstream from the fuel injection ports, wherein each swirler of the arrangement has a plurality of vanes for swirling air traveling through such swirler to mix air and the droplets of fuel dispensed by the fuel injection ports.

Abstract: A fuel injector for a gas turbine engine comprises a housing stem and a nozzle, the nozzle including an internal wall in heat transfer relation with fuel flowing through the nozzle, and an external wall in heat transfer relation with ambient air. The internal and external walls have downstream tip ends that are relatively moveable at an interface due to relative thermal growth during operation of the engine. An internal insulating gap is disposed between the internal and external walls to provide a heat shield for the internal wall, and a bellows internal to the injector has an upstream end sealingly attached to an upstream portion of one of the internal and external walls, and a downstream end sealingly attached to a downstream portion of the other wall to fluidly separate the insulating gap from any fuel entering into the nozzle through the interface.

Abstract: A stacked laminate component for a turbine engine that may be used as a replacement for one or more metal components is provided. The stacked laminate component can have a body formed by a process of stacking and laminating layers to define a radially inner surface along the hot gas path. The layers can be substantially orthogonal to the radially inner surface. The layers can be at least a first layer of a first material and a second layer of a second material. At least the first material is a ceramic matrix composite. The second material can have a higher thermal conductivity or a higher creep strength than the first material.

Abstract: A combustor wall element arrangement for a gas turbine engine comprises an upstream wall element (50A) overlapping a downstream wall element (50B) and defining a gap (37) and an outlet (35) therebetween. In use, a coolant flow exits the outlet (35) to provide a coolant film (D) across at least a part of the downstream wall element (50B). The outlet (35) has a smaller dimension, normal to the downstream wall element (50B), than the gap (37) thereby increasing the velocity of the coolant flow across at the downstream wall element (50B). The resultant film coolant flow is effective further across the downstream wall element.

Abstract: A method for cooling a combustor assembly having a cooling passage. The method includes providing at least one thimble including an inner surface that defines a first opening, a second opening that is downstream from the first opening, and a flow channel that extends between the first opening and the second opening. The flow channel has a converging portion and a recovery portion that is downstream from the converging portion. The method also includes inserting the at least one thimble into at least one inlet that is defined in at least one sleeve such that cooling air is discharged from the flow channel into the cooling passage.

Abstract: A nozzle allowing the reduction of noise generated by aircraft jet engines having at least one output ring which disturbs the propulsion jet, and having at least one pair of conduits from which the propulsion of jet air is ejected at the output of the nozzle. The conduits of each pair are disposed convergent with respect to each other in order to generate a triangle of interaction of the air jets at the output ring.

Abstract: This invention is intended to maintain combustor reliability.

Abstract: A power extraction system for a gas turbine engine comprises a low spool generator, a high spool generator and a power controller. The low spool generator extracts power from a low spool of the gas turbine engine, and the high spool generator extracts power from a high spool of the gas turbine engine. The power controller receives power extracted by the low spool generator and the high spool generator and distributes the received power to provide an uninterrupted steady state power supply and a transient power supply larger than what is available individually from the low and high spool generators. In another embodiment of the invention, the power extraction system includes an engine controller that operates in conjunction with the power controller to increase inertia energy of the low spool and high spool to increase electric power supply, while engine excursion is reduced and consistent engine thrust is maintained.

Abstract: Aspects of the invention relate to a system and method for operating a turbine engine assembly. The turbine engine assembly has a turbine engine having a compressor section, a combustor section and a turbine section. The combustor section has a lower T_PZ limit and the turbine engine has a design load. The assembly further includes at least one air bleed line from the compressor and at least one valve for controlling air flow through the bleed line. Control structure is provided for opening the valve to allow bleed air to flow through the bleed line when an operating load is less than the design load. The flow rate through the bleed line is increased as the operating load is decreased, reducing the power delivered by the turbine assembly while maintaining the T_PZ above a lower T_PZ limit. A method for operating a turbine engine assembly is also disclosed.

Abstract: With the double benefits of both coal gasification creating a usable synthetic fuel and of capturing and using the heat from the burning coal, too, does cut back drastically on the need of manpower to process raw coal. By replacing the greenhouse gases with burnt coal is a blessing for the environment. The transportable generator eliminates the need for any gases being added to the atmosphere. The costs of producing electricity will be reduced by about 78%. The gasification process is part of previous patent applications. However, this application uses both the gasification process combined with the heat transfer and transportable generator systems.

Abstract: A power generation system (100) and a method of generating power. In one embodiment of the system shown in FIG. 1, a gasification subsystem (1) is configured to convert a carbonaceous fuel to fuel suitable for combustion in a gas turbine (48). A first power generation cycle (2) includes the gas turbine (48) coupled to receive fuel from a gasifier (24). A first Rankine cycle (3) is coupled to receive thermal energy from at least the first power generation cycle (2) and generate power with a first vapor turbine (58). A second Rankine cycle (4) is coupled to receive thermal energy from the gasification subsystem (1) or the first power generation cycle (2) and generate power with a second vapor turbine (82). In an associated method, syngas (26) is generated and processed to remove components therein. Power is generated in a first turbine (48) with the processed syngas (33). Power is generated in a second turbine (58) with heat recovered from exhaust produced by the first turbine (48).

Abstract: A portable cooler including a sealable outer container, and a sealable inner container situated within the outer container. A first thermoelectric cooling device having a cooling panel and a heating panel is mounted on the wall of the outer container such that the cooling panel faces the interior of the sealable outer container and the heating panel faces outside of said sealable outer container. A second thermoelectric cooling device, also having a cooling panel and a heating panel, is mounted on the wall of the internal container such that the cooling panel faces the interior of the inner container and the heating panel faces outside of the sealable inner container into the interior of said sealable outer container.

Abstract: A self-chilling beverage can is disclosed that includes outer and inner compartments. The outer compartment has at least one sidewall, a top end, and a bottom end such that a cavity is formed for retaining a liquid. The inner compartment has at least one sidewall, a top end, and a bottom end collectively forming a second cavity to retain a substance. The substance can either be water or a coolant. The coolant is selected such that an endothermic reaction occurs when the coolant comes into contact with water. A balloon is affixed to the bottom end of the inner compartment. The balloon may comprise either water or the coolant, and contents of the balloon are initially separated from contents of the second cavity. Means for puncturing the balloon are provided such that a user can puncture the balloon and access the liquid by a single motion.

Abstract: Provided is an apparatus and method for introducing a sample into a cryogenic system comprising, an airlock chamber, a sample path having a first end connected to the airlock chamber and a second end connected to a cryogenic helium bath, an equilibrator, inserted into the sample path and positioned between the airlock and the cryogenic bath and which allows for passage of a sample to the cryogenic helium bath, and a cooling unit to coupled to the equilibration to control the temperature of the equilibrator. A machine-readable medium, comprising instructions which when executed by a controller causes a sample to be positioned within the cryogenic system, is also provided.

Abstract: An ice making device, a refrigerator having the ice making device, and a method for making ice are disclosed. Water is supplied to an ice making structure of an ice making device and frozen into ice. The ice is at least partially released from the ice making structure by supplying liquid water to the ice making structure to apply force to the ice in the ice making structure.

Abstract: A plant for heat-regulating a first fluid and a second fluid for the air-conditioning of premises, including a source of primary thermal energy capable of providing a hot fluid, an absorption refrigerating machine supplied with the primary thermal energy, a first auxiliary circuit for recirculating the first fluid, which exits hot from the absorption machine and returns cold into the same machine, a second auxiliary circuit for recirculating the second fluid, which exits cold from the machine and returns hot into the same machine, there being provided a heat-exchange mass capable of supplying/absorbing heat, means capable of connecting alternately the first auxiliary circuit or the second auxiliary circuit of the absorption machine to the thermal mass or to the user appliances for the associated heat exchange, the primary thermal energy being hot water.

Abstract: The present invention discloses a refrigerator which can individually cool a freezing chamber and a refrigerating chamber by dividing a heat exchange region of an evaporator into a freezing chamber side region and a refrigerating chamber side region, forming individual circulation passages for supplying cool air from each region to the freezing chamber and the refrigerating chamber, and forming a freezing chamber fan and a refrigerating chamber fan on each circulation passage, and method for controlling operation of the same which can efficiently perform a cooling operation and reduce power consumption by effectively controlling the operations of each component.

Abstract: Refrigerant circuit (2) comprising a low pressure compressor unit (38) having a low pressure refrigerant outlet (42) in a low pressure sub-circuit (4) and a higher pressure compressor unit (8) having a higher pressure refrigerant inlet (12) in a higher pressure sub-circuit (6), wherein the low pressure refrigerant outlet (42) and the higher pressure refrigerant inlet (12) are fluidly connected with each other, further comprising an oil reservoir (56) connected by a low pressure oil inlet conduit (54) to the low pressure sub-circuit (4) for receiving oil therefrom and connected via an oil discharge (62) to the higher pressure sub-circuit (6).

Abstract: In a method of operating a cooling system (10) that is suitable in particular for cooling food on board an aircraft, cooling energy is produced by means of a refrigerating device (12). The cooling energy produced by the refrigerating device (12) is supplied to at least one cooling station (14) by means of a cooling circuit (16), circulating in which is a refrigerant, which upon release of its cooling energy to the at least one cooling station (14) is converted from the liquid to the gaseous state and is then converted back to the liquid state by means of corresponding pressure- and temperature control in the cooling circuit (16). Upon transfer of the cooling system (10) to its state of rest, a control valve (44) disposed in the cooling circuit (16) is controlled in such a way that a desired operating pressure (pB) arises in the cooling circuit (16) downstream of the control valve (44).

Abstract: A refrigeration device includes a switching valve control section for outputting a switching signal for controlling a four-way switching valve to a predetermined switching state when starting a compression mechanism; and a switching determination section which, when starting only a first compressor as a start-up of the compression mechanism, outputs a low differential pressure signal if a differential pressure between a high-pressure port and a low-pressure port in the four-way switching valve falls below a determination value in a determination operation after the switching signal being outputted by the switching valve control section. After the switching determination section outputs the low differential pressure signal, a capacity control section starts a second compressor.

Abstract: A package marine air conditioning unit places an evaporator coil on the inlet side of an enclosing cabinet, an axial supply fan on an opposing outlet side of the cabinet, and a compressor disposed between the evaporator coil and the supply fan. Locating the compressor within the air stream on the leaving air side of the evaporator coil allows cold air to flow around the compressor thereby providing beneficial compressor cooling. An axial flow supply fan located downstream of the compressor functions to draw return air in a generally lineal flow path across the evaporator coil and around the compressor, for discharge in an axial direction thereby resulting in a generally linear air flow path through the unit. A cabinet is provided to enclose the components thereby allowing for the installation of electric heating elements. Enclosing the components within a cabinet avoids the need to paint or otherwise coat the enclosed components thereby reducing manufacturing costs.

Abstract: An ice dispenser for dispensing ice that includes a housing having an inlet opening for introducing uncomminuted pieces of ice into the housing and an outlet opening for dispensing at least one of the uncomminuted pieces of ice or comminuted pieces of ice from the housing. The ice dispenser further includes an ice comminution device including a rotatable shaft supporting a blade arrangement and a counterblade arrangement operable to rotate along with the rotatable shaft, and a locking device, wherein based on a position of the locking device, the counterblade arrangement is operated to rotate along with the shaft or to be fixed with the housing. In an exemplary embodiment of the invention, the at least one counterblade of the counterblade arrangement includes a catch for engaging with a counter-catch of the locking device. As such, an undesired release of the counter blade for the locking means may be prevented.

Abstract: A refrigeration apparatus uses a refrigerant that operates in a supercritical range. The refrigeration apparatus includes a compression mechanism, a heat source-side heat exchanger, an expansion mechanism, a usage-side heat exchanger, a switching mechanism, an intercooler which functions as a cooler of refrigerant discharged from a first-stage compression element of the compression mechanism and drawn into a second-stage compression element of the compression mechanism, and an intercooler bypass tube. The switching mechanism is configured to switch between cooling and heating operation states in which refrigerant is circulated differently. When a defrosting operation for defrosting the heat source-side heat exchanger is performed, refrigerant flows to the heat source-side heat exchanger and the intercooler. After defrosting of the intercooler is detected as being complete, the intercooler bypass tube is used to ensure that the refrigerant does not flow to the intercooler.

Abstract: An HVAC&R system is disclosed that utilizes energy-efficient valving. The valving controls the flow of refrigerant and may be adapted for evaporator or condenser applications, on both AC systems and heat pumps (as well as chillers and other refrigeration systems). The valving may provide simultaneous and individualized control of flow through individual coils or groups of coils for improved control of evaporation, condensation, defrosting and so forth. In some configurations a common sensor may be shared between individual coils or groups of coils and may provide sensed parameters to control circuitry for controlling the valving. Other configurations may include bypass valving to direct fluid around the flow control valving. In yet other configurations, a valve may be used to bypass tapped vapor around a heat exchanger functioning as an evaporator.

Abstract: A refrigerator is disclosed in which cool air ducts guide cool air from a freezing chamber to an ice making chamber provided at a refrigerating chamber door. The cool air ducts are provided at a barrier sectioning the freezing chamber and the refrigerating chamber and at the refrigerating chamber door.

Abstract: A refrigerator is provided. The refrigerator includes a refrigerator main body including a cooling chamber, a door for opening or closing the cooling chamber, an ice making chamber located at the door, a sub-chamber located at the door and spaced from the ice making chamber, the sub-chamber being configured to receive cool air from the cooling chamber, and a cold energy transfer unit configured to transfer energy of cool air of the sub-chamber to the ice making chamber.

Abstract: A refrigerator is provided. The refrigerator includes a body defining a storage space; a door selectively shielding the storage space; a container connecting part disposed in the storage space or the door; a water supply container separably coupled to the container connecting part, the water supply container including an opening for injecting water; an ice making device for making ice using the water supplied from the water supply container; a water supply passage fluidly connecting the water supply container to the ice making device, the water supply passage extending in an inside direction of the water supply container; and a pump connected to the water supply passage to supply the water within the water supply container into the ice making device. According to the refrigerator, installation cost is reduced, and quality and reliability are improved.

Abstract: A flow-down type ice making machine is provided that can suitably discharge ice making water in water spray guides. A flow-down type ice making machine 30 is provided with an ice making unit 16 having an evaporation tube 32 windingly disposed therein, an ice making water supply tube 12 disposed above the ice making unit 16 and supplying ice making water, and water spray guides 46 disposed between the ice making unit 16 and the ice making water supply tube 12 and allowing the ice making water supplied from the ice making water supply tube 12 to flow down through guide holes 52 uniformly to the surface of the ice making unit 16. The water spray guides 46 are provided with reception areas 54 opening above towards the ice making water supply tube 12 and receiving the ice making water and slopes 56 formed with downward inclination inside the reception areas 54 to be close to the ice making unit 16 with a lower end thereof facing the guide holes 52.

Abstract: Provided is an ice making apparatus for a refrigerator. The ice making apparatus includes an ice making unit and a storage unit. The ice making unit generates ice, and the storage unit supplies water into the ice making unit. The storage unit includes a body in which a storage space storing the water is defined, a cover opening and closing the storage space, and a leakage prevention member coupled to the cover to prevent the water within the body from leaking. The leakage prevention member includes one or more chambers therein.

Abstract: Provided is a refrigerator. The refrigerator includes a cabinet in which a refrigerator compartment and a freezer compartment are defined, a refrigerator compartment door opening and closing the refrigerator compartment, an ice making chamber defined in the refrigerator compartment door, the ice making chamber providing an ice making space, a cool air duct guiding a flow of cool air toward the ice making chamber, a duct deco disposed on an inner sidewall of the ice making chamber or the refrigerator compartment, the duct deco being disposed at each of positions corresponding to a cool air outlet port and a cool air inlet port of the cool air duct communicating with the ice making chamber, and a gasket disposed on the inner sidewall of the ice making chamber or the refrigerator compartment, the gasket being closely attached to the duct deco when the refrigerator compartment door is closed to prevent the cool air from leaking. The gasket has an inner diameter greater than that of the duct deco.

Abstract: The invention relates to an air conditioning unit (1), in particular for a stand-alone operation in a motor vehicle, comprising a compressor, condenser (3) and evaporator (2) that are situated in a coolant circuit, for cooling the air to be conditioned. According to the invention, the unit is equipped with a single fan (5) for the air that dissipates the heat and for the cooled air that is to be fed to the interior of the vehicle, said fan transporting part of the air through the condenser (3) and the other part through the evaporator (2).

Abstract: A refrigerant vapor compression system has a primary refrigerant circuit including a compression device, a refrigerant heat rejection heat exchanger and a refrigerant heat absorption heat exchanger, and an economizer circuit including an economizer refrigerant line. A bypass flow control device controls refrigerant vapor flow through a bypass line extending between the economizer refrigerant line and a suction pressure portion of the primary refrigerant circuit. A flow control apparatus operatively associated with the economizer refrigerant line provides different flow resistance to refrigerant flow through the economizer refrigerant line in a first direction from an intermediate stage of the compression device to the suction portion of the primary refrigerant circuit and in a second direction from the economizer into an intermediate pressure stage of the compression device.