Abstract: A chiller unit including a chiller unit main body connected to a refrigeration cycle, a plate type heat exchanger unit that is secured to an upper stage portion of the chiller unit main body and divided into plural plate type heat exchangers, and a pipe group having a water medium pipe and a refrigerant pipe for supplying water medium and refrigerant to each of the plate type heat exchangers while branching the water medium and the refrigerant and collectively disposed at a lower stage portion of the chiller unit main body, wherein at least an exit side portion of the water medium pipe is routed substantially horizontally along the bottom portion of the chiller unit main body and a flow switch is provided in a horizontally-extending pipe portion of the water medium pipe.

Abstract: A cooling member for a variable speed drive. The variable speed drive has a component that generates heat during operation of the drive and a base. The base has a surface that receives the component, a channel formed in the surface of the base and a passageway formed in the base and receiving fluid therethrough. Fluid flowing through the passageway provides cooling to the component and the base is manufactured from an injection molding process.

Abstract: A air-conditioner and the refrigerant charging method of the air-conditioner are disclosed. When a refrigerant amount determining mode is requested to be performed, whether or not the refrigerant amount in the air-conditioner is proper is automatically determined and a shortage amount of refrigerant can be charged. Thus, a user can easily check whether or not the refrigerant charged in the air-conditioner is sufficient or insufficient, and if the refrigerant is not sufficient, the user can automatically charge the refrigerant without having to entirely remove the refrigerant from the air-conditioner, thus increasing the user convenience and reducing time and costs.

Abstract: A retrofit installation kit for use with such as an exteriorly located air conditioner condensing unit. The kit includes a flexible filtration screen and a set of customized fasteners which substitute for existing fasteners used to hold together the outer sheathing of the unit frame. The substitution of fasteners for the typical mounting screws utilized in the original unit construction precludes the possibility of such as damaging the unit due to drilling new fastener holes, this running the risk of rupturing fluid coils within the unit, or damaging other sensitive electrical or mechanical components.

Abstract: An indoor unit of an air conditioner includes an indoor heat exchanger, a body, a centrifugal fan, and a shutter. A plurality of discharge passages for discharging air that has passed through the indoor heat exchanger is formed in the body. The centrifugal fan generates a flow of air that passes through the indoor heat exchanger and is blown out of the discharge passages. The shutter is provided to at least one discharge passage of the plurality of discharge passages. The shutter is kept in a closed state by the pressure of the air flow.

Abstract: Provided is an outdoor unit of an air conditioner. In the outdoor unit, when an anti-vibration member is placed on the top surface of a base pan forming the bottom surface of the outdoor unit, the anti-vibration member is guided by a guide member disposed on the top surface of the base pan. In a state where a portion of the anti-vibration member is inserted through a base plate of a compressor, the base pan, the anti-vibration member, and the compressor are fixed using a coupling member. Therefore, the compressor can be fixed more easily and simply.

Abstract: An airflow diffuser (diffuser fan) comprises: a blade wheel formed of blade members 30, spoke members 40 and a hub member 50; a shaft member 20 forming an axis of rotation of the blade wheel; and a suspension member 10 suspending the shaft member 20 from a ceiling surface. This airflow diffuser (diffuser fan) is located so that air blown out from the air outlets of an air conditioner comes in contact with and rotates the blade members. Also, the rotating blade members receive the blown air in succession, and by deflecting the air, diffuse the blown air throughout the entire air-conditioned space.

Abstract: An auxiliary device is tended and adapted to be accommodated in an air conduit forming part of an air conditioning device, to which air conduit first flow components, such as a fan, are connected for the purpose of bringing about a main airflow through the air conduit such that the whole main airflow flows through the auxiliary device. The auxiliary device has an arrangement of a number of air conditioning modules which in an active state of the relevant air conditioning module, each allow passage of a partial flow of the airflow and together allow passage of the whole main flow. Control components adjust each of the air conditioning modules between an active state, in which passage of the relevant partial flow is allowed, and a passive state in which a partial flow substantially amounts to zero or flows in opposite direction.

Abstract: The present invention relates to a refrigeration system, associated system of heating and refrigeration, geothermal energy utilizing system, cold storing apparatus, heat storing apparatus and the accessories thereof, and in particular relates to an air conditioning system utilizing natural cold energy, geothermal energy, thermal waste, residual heat and environmental friendly energy.

Abstract: A condensing unit is provided and may include a support base having a first retention feature and a second retention feature and a shroud having a first locking feature receiving one of the first retention feature and the second retention feature to automatically attach the shroud to the support base when the shroud is moved a first predetermined distance relative to the support base. A heat exchanger may include at least one second locking feature receiving the other of the first locking feature and the second locking feature to automatically attach the heat exchanger to the support base when the heat exchanger is moved a second predetermined distance relative to the support base.

Abstract: An air conditioner is installable in a ceiling of an air-conditioned room and is disposed with a casing in whose top surface is formed a suction opening and in whose bottom surface are formed blowout openings, and in which is formed an air flow path that leads from the suction opening to the blowout openings, a blow fan that is disposed in the air flow path, and a heat exchanger that is disposed in the air flow path.

Abstract: The present invention relates to a heat storage air conditioner. The heat storage air conditioner includes an outdoor unit having an outdoor heat exchanger for making heat exchange, and at least one compressor for compressing refrigerant, an indoor unit having at least one indoor heat exchanger for making heat exchange, a thermal storage unit for storing energy, the thermal storage unit having a thermal storage heat exchanger for making heat exchange, and at least one functional unit for selective control of a refrigerant flow among the outdoor unit, the indoor unit and the thermal storage unit according to an operation condition.

Abstract: A transport refrigeration system includes a single frame for containing both a refrigeration condenser coil and an engine coolant radiator arranged in serial airflow relationship within a framework. Either one or the other may be removed and replaced without replacing the other.

Abstract: A device for keeping cut flowers in condition comprises a holder (10) for receiving the cut flowers therein in a suitable medium, in particular water. Cooling means (21, 22) comprise a cooling body (22) which is capable of heat-exchanging contact with at least a part of a wall of the holder for cooling the medium therein. The holder has a bottom with a channel (13) for releasably receiving the cooling body (22) therein. In a method for displaying cut flowers such a holder is placed together with flowers received therein on a cooling body and, when deterioration is imminent, exchanged for a similar holder with a fresh bouquet of flowers.

Abstract: A transport refrigeration system having a structural framework supporting a refrigeration unit including a condenser heat exchanger supported in an upper region of the framework and an engine and an electric generator powered by the engine supported by the framework in an engine compartment in a lower region of the framework, includes a pair of vertically disposed condenser fan/motor assemblies disposed aft of the condenser heat exchanger in side-by-side relationship and above the engine compartment; and a flow partition extending vertically between the pair of condenser fan/motor assemblies.

Abstract: An air conditioner and a method of controlling the same are provided. The air conditioner may include an outdoor unit, one or more indoor units operably coupled to the outdoor unit, a temperature sensor, a valve driver, and a controller. By monitoring an actual temperature and comparing the actual temperature to a desired temperature, a flow path, of flow direction, and flow capacity flowing to the one or more indoor units to adjust a heating/cooling capacity thereof as appropriate.

Abstract: A modular condenser fan/motor assembly for use in a transport refrigeration system includes a support frame, a fan shroud panel, a fan/motor assembly and a support bracket. A fan and motor assembly for use in a transport refrigeration unit includes a fan impeller disposed about an inside/out motor, whereby the fan impeller rotates with at least a portion of an outer casing of the motor.

Abstract: Disclosed is an air conditioner having a control box assembly, which enhances the serviceability of a circuit board and reduces production costs. In the air conditioner, which has a casing unit forming an external appearance of the air conditioner, a heat exchanger, a blowing device, and a control box assembly provided in the casing, the control box assembly includes a mounting unit mounting a circuit board; a control box housing the circuit board and the mounting unit; and guide units provided in the control box to guide a rectilinear reciprocating motion of the mounting unit to allow the mounting unit to come into and out of the control box and guide a rotating motion of the mounting unit in the case that the mounting unit is located at a designated position.

Abstract: Climatic test chamber (10) for carrying out a sequence of specified test cycles and cooled by means of at least a refrigerating circuit (100, 200, 410) including a variable-speed compressor (120, 210, 410). During the steps of the test cycles in which said chamber (10) is held at a minimum set temperature, the compressor (120, 210, 410) operates at the minimum rotating speed thereof and the refrigeration capacity is used to cool a cold storage medium. The cold stored by the cold storage medium is then recovered to subcool the refrigerant medium during the cooling-down steps in which the compressor (120, 210, 410) operates at the maximum rotating speed thereof.

Abstract: Disclosed is an indoor unit of an air conditioner, in which discharge units respectively provided on upper and lower portions of the indoor unit have an improved discharge structure such that the discharge units are interchangeable, to increase cooling efficiency regardless of installation position of the indoor unit. The indoor unit includes a cabinet; a first discharge unit being detachably provided on the cabinet and configured to discharge air in a forward direction; and a second discharge unit separated from the first discharge unit, being detachably provided on the cabinet and configured to discharge air in the oblique direction, the first discharge unit and the second discharge unit being interchangeable according to a height of a position at which the cabinet is installed. The indoor unit of the air conditioner sets the optimum direction of discharged air, thus increasing the cooling efficiency of an indoor space.

Abstract: The subject matter disclosed herein relates to a method and/or system for adjusting a thermoelectric cooler.

Abstract: An air conditioner is provided. A heat exchange unit of the air conditioner may include a blower fan that generates air flow within a housing, and a first shroud that guides the air flow generated by the blower fan to an outside of the cabinet. A second shroud may be coupled to an upstream end of the first shroud. An outer peripheral surface of a transverse section of the second shroud may be curved so as to stabilize air flow generated by the blower fan.

Abstract: An air conditioning system can improve the cooling/heating performance of the system because the injection of refrigerant into the compressor is achieved. The air conditioning system can further improve the cooling/heating performance in a low temperature region by injecting refrigerant as a two-phase refrigerant or a superheated vapor state into the compressor. The air conditioning system can prevent damage of the compressor and further improve reliability by controlling such that the ratio of a liquid refrigerant in the refrigerant injected into the compressor may be less than a set value.

Abstract: There is provided a ceiling type air conditioner capable of controlling the operation of at least one of a moving unit for moving a brush assembly or a suctioning unit for suctioning foreign matters stored in the brush assembly based on the position of the brush assembly for collecting and storing the foreign matters filtered by a filter. Therefore, it is possible to properly control the movement of the brush assembly to effectively collect and store the foreign matters filtered by the filter. In addition, since a user does not have to exchange or clean the filter, it is possible to prevent inconvenience from being caused by exchanging or cleaning the filter and to prevent the filter from being contaminated.

Abstract: A high pressure connection and method for making a high pressure connection. The method includes applying a primer composition to one distal joint portion, applying an anaerobically curable composition to the other distal joint portion; sliding one distal joint portion into the other distal joint portion and curing the anaerobic composition to maintain the second distal joint portion within the first distal joint portion thereby forming the high pressure connection. The method does not use plastic deformation of the first or second distal joint portions after the step of sliding. The method is advantageously useful for making high pressure connections in gas compression or refrigeration systems.

Abstract: There are provided a first guide channel 240 for making a U-turn of a leading end of a filter 3 at a front side of a main unit cabinet 1 during forward movement of the filter 3 and a second guide channel 141 for drawing a rear end of the filter to a rear surface side of the main unit cabinet 1 during backward movement of the filter 3.

Abstract: A self-contained climate control system includes a housing having an interior defined as the space between the top, base and walls of the housing. In the interior of the housing are a refrigeration circuit, a conditioned air path, an exhaust air path and an electronic control circuit. The conditioned air path and the exhaust air path are separated by a housing partition, and the electronic control circuit is separated from both the conditioned air path and the exhaust air path by at least one electronics partition.

Abstract: In an air conditioner including a plurality of outdoor units, a first outdoor unit includes: a converter that receives commercial AC power and converts the received commercial AC power into DC power; and at least one first outdoor fan inverter that converts the DC power into AC power to drive a motor for at least one first outdoor fan, and a second outdoor unit includes: at least one second outdoor fan inverter that receives the DC power which has been converted by the converter and converts the received DC power into AC power to drive a motor for at least one second outdoor fan.

Abstract: A system for instantly and remotely managing assets of air conditioning equipment is provided, which is applied to remote air conditioning equipment for processing instant network asset monitoring and asset management of the air conditioning equipment via network system. The system is characterized by providing instant control and management over operational state of the controlled air conditioning equipment, thus achieving objective of instant and remote control over air conditioning equipment asset, and further achieving objective of decreasing operational cost.

Abstract: The present invention includes the equipment and processes necessary to convert packaged air-cooled rooftop HVAC units so that they may be served off of a centralized, water-cooled, refrigeration system thereby increasing the energy efficiency and reliability of the HVAC units, and potentially reduce maintenance costs for facilities with multiple packaged air-cooled rooftop HVAC units.

Abstract: A cooling apparatus includes a refrigerating machine including a cooling portion fixed to a support body and cools a cooling target through the cooling portion. The cooling target and the cooling portion are connected by a structure including an extendable pipe filled with a fluidized refrigerant. A first magnetic body fixed to a side of the support body and a second magnetic body fixed to a side of the pipe are arranged around the pipe. The first magnetic body and the second magnetic body are maintained in non-contact with each other.

Abstract: Refrigerator for enabling putting in or taking out food to/from a basket (55) therein with of lowering a position of the user, such as bending oneself, and enabling the user to look into an inside of the basket (55) conveniently as the basket (55) is tilted in a lifted up state.

Abstract: A pair of reinforcing ribs (50, 50) are formed on the bottom plate (33) of a box body (31) of an electrical component box (30). The reinforcing ribs (50, 50) have their respective pivot guides (50a, 50a) provided at their front ends to engage with associated pins (38b, 38b) on the safety cover (38). The safety cover (38) is pivotally supported to the pivot guides (50a, 50a) of the reinforcing ribs (50, 50) to allow it to open and close the opening of the box body (31).

Abstract: A plurality of air conditioning units (20, 20) are daisy-chain connected to each other by a switching hub (31) provided in an outdoor unit (30). An integrated transmission line (10A) and internal/external transmission lines (10B) are connected to each other by a gateway (32) connected to the switching hub (31) so as to be capable of separating data transmission.

Abstract: The invention relates to a refrigerator unit and/or a freezer unit comprising an assembly carrier on which one or more components of the unit serving cold production are arranged, with the assembly carrier being made such that it can be received in different installation positions in the unit, preferably in the unit base.

Abstract: A filter assembly for a structure having an air intake, the filter assembly including a filter media that is sized and shaped to cover the air intake. The ends of the filter media are connected by an elastic fastener, such that the filter media and the fastener encircle the structure and are under tension to hold the filter assembly on the structure. The filter media is a web of synthetic fibers, such as a web of fibers woven in a 3-dimensional pattern or a nonwoven mesh.

Abstract: An aesthetically pleasing decorative air conditioner cover and a method for associating the air conditioner unit cover with an air conditioner unit is provided, wherein the air conditioner cover includes a front cover panel configured to associate with an end portion of an air conditioning unit, wherein the air conditioning unit is at least partially disposed external to a structure. The air conditioner cover further includes a top cover panel configured to associate with a top portion of the air conditioning unit, a bottom cover panel configured to associate with a bottom portion of the air conditioning unit and a plurality of side cover panels, wherein each of the plurality of side cover panels are configured to associate with at least one side of the air conditioning unit.

Abstract: An air conditioning system is arranged to use a power line for communication. The air conditioning system includes one or more indoor units, one or more outdoor units, and a system controller for controlling the indoor units or outdoor units and executes communications between the indoor units and the outdoor units as overlapping a signal on the power line for supplying electric power. The outdoor units are connected with the system controller through a leased communication line. The indoor unit provides a power line communication device being connected with the power line. The outdoor unit provides a leased communication device being connected with the leased communication line. A bridge is also provided for connecting the leased communication line and the power line. The control information is exchanged mutually between the indoor units, the outdoor units and the system controller through the power line.

Abstract: A refrigerant piping unit includes a pipe and a joint coupled to the pipe. The pipe includes a main section, an end section and a bent section between the main section and the end section. The end section includes a flange portion adjacent to the bent section and a thick end portion opposite to the bent portion with respect to the flange portion in an axial direction. The flange portion is expanded in a radially outward direction and is engaged with the joint. The thick end portion is expanded in the radially outward direction and has a thickness greater than a thickness of the main section. The thick end portion has a groove on its outer surface. The end section has a flat inner surface extending continuously from an inner surface of the bent section throughout inside of the flange portion and the thick end portion.

Abstract: An air conditioner including an outdoor unit, indoor units, and a relay device for connection between the outdoor unit and each of the indoor units. The outdoor unit includes an outdoor heat exchanger, a compressor for pressurizing a refrigerant of or including carbon dioxide, and a first switching member for switching flow direction of the refrigerant through the outdoor heat exchanger. Each of the indoor units includes an indoor heat exchanger and first flow controller in fluid communication between first and second pipe connection ports. The relay device includes second switching members, each of the second switching members selectively connecting the first pipe connection port of a respective indoor unit with the first or second connection end of the outdoor unit.

Abstract: In order to provide a cooling station for at least one container to be cooled that has a housing surrounding a receiving space for receiving a product to be cooled, wherein the cooling station comprises at least one fan for generating a circulating air flow through the container, at least one cooler for cooling the circulating air flow and at least one docking place having at least one first docking point for removing the circulating air flow from the container to be cooled and having at least one second docking point for feeding the circulating air flow to the container to be cooled, that operates in a particularly energy-efficient manner, it is proposed that the cooling station comprises at least one closure element for closing a docking point of the cooling station in the absence of a container to be cooled.

Abstract: An indoor unit of an air conditioner is capable of both enhancing the design thereof and preventing the reduction of the air blowing performance. The indoor unit of an air conditioner has a front grill and a design panel. The front grill is provided with an outlet. A front panel covers the outlet in the front view during shutdown, and moves so as to open the outlet during operation.

Abstract: Disclosed is a refrigeration apparatus capable of minimizing the pressure loss of a refrigerant circulated through an internal heat exchanger and capable of improving a cooling capability. A refrigeration apparatus in which a compressor, a radiator, an electronic expansion valve and an evaporator are successively annularly connected to one another to constitute a refrigerant circuit includes a refrigerator unit provided with the compressor and the radiator, and a cooling unit provided with the electronic expansion valve and the evaporator, the refrigerator unit is connected to one or a plurality of cooling units via a communication pipe to constitute the refrigerant cycle, an internal heat exchanger which performs heat exchange between a refrigerant discharged from the radiator and a refrigerant discharged from the evaporator is constituted of a double tube, and the internal heat exchanger is provided in the cooling unit.

Abstract: Systems and methods for cooling the contents within a portable case, such as a transit case, using a thermoelectric air conditioner. Thermoelectric air conditioners are used with, and mounted on or in, a transit case for maintaining a desired air temperature within the transit case. In one embodiment, the thermoelectric air conditioner can be incorporated, concealed within the housing and/or cover of the transit case. In this embodiment, the thermoelectric air conditioner is protected by the design of the case, the mounting arrangement, the shock-mounted frame, etc. Alternatively, the thermoelectric air conditioner is mounted partially internal and partially external to the transit case. In another embodiment, the thermoelectric air conditioner is mounted external to the transit case.

Abstract: A machine for making and dispensing frozen food products such as crushed-ice drinks, sorbets and the like comprises a tank (3) for containing and processing the product to be dispensed, a dispensing tap (4) located close to the bottom of the tank (3), a motor-driven mixer element (11) and an evaporator (12) of a refrigerating circuit, the latter two items being housed inside the tank (3); the tank (3) has a lower chamber (5) and an upper chamber (7) which are separated from each other by a bottom wall (19) of the upper chamber (7); the lower chamber (5) houses the mixer element (11) and the evaporator (12), whilst the upper chamber (7) forms a well communicating with the lower chamber (5) so as to feed the latter; the substantially cylindrical lower chamber (5) is delimited by a wall (8) having at least one longitudinal rib (26) extending towards the inside of the lower chamber (5) and located in a position opposite and close to the unit consisting of the mixer element (11) and evaporator (12) assembly.

Abstract: A controller of a refrigerant flow divider of a heat exchanger for a refrigerating device is provided. The controller supplies refrigerant to each one of a plurality of paths of the heat exchanger through the refrigerant flow divider having a plurality of paths. An electromagnetic on-off valve is provided in each of the paths of the refrigerant flow divider. The flow rate of the refrigerant in each path is adjusted relatively in correspondence with the difference in the number of times of the opening and closing per unit time among the electromagnetic on-off valves.

Abstract: A dehumidifier includes a main body case that defines an inner space and is provided at a side with an external air inlet, a barrier dividing the inner space, a main body base that is formed on a lower end of the barrier to define an outer appearance of a lower portion of the main body, a plurality of heat exchangers that are disposed at a side of the barrier to allow circulation air circulating the inner space to be heat-exchanged with external air introduced from an external side, a drain pan for temporally storing condensed water generated from the heat exchangers, and a water tank that stores the condensed water supplied from the drain pan when being inserted in the main body base.

Abstract: A casing (11) for use in a freezing container is provided with a through hole (H) for insertion of the piping of a refrigerant circuit therethrough. Each opening end of the through hole (H) is covered over with a respective mesh sheet (31, 32). With each opening end of the through hole (H) covered over with the mesh sheet (31, 32), the tip end of a filling nozzle (33) is inserted until it reaches the middle of the through hole (H) and a sealant material is injected. The injected sealant material is held back within the through hole (H) by each mesh sheet (31, 32) and, with the progress of the injection of the sealant material, the air present in the through hole (H) is purged out through each mesh sheet (31, 32).

Abstract: An air conditioner (1) includes an air-blowing unit (4) and an air-conditioning unit (5). The air-blowing unit (4) includes a fan case (9, 10) defining a pair of independent scroll chambers (6, 7), a pair of fans (9, 10) respectively provided in the pair of scroll chambers (6, 7). The air-conditioning unit (5) includes an air-conditioning case (13) defining an air passage (P) which air from the air-blowing unit (4) flows and air-conditioning components (14, 15, 17) provided in the air passage (P) and configured to condition air flowing from the air blowing unit (4) therethrough. A partition (25) partitioning a portion (P1) of the air passage (P) from an inlet (P0) to the most upwind air-conditioning component (14) into a pair of independent passages (P1a, P1b) is provided. The pair of independent passages (P1a, P1b) respectively communicate with discharge ports (6b, 7b) of the pair of scroll chambers.

Abstract: A cooling element (1) for cooling of products such as foodstuffs, said cooling element having essentially panel shape with a cooling side (2), a backside (3), a pair of transversal edge sides (4,4?) and a pair of longitudinal edge sides (5,5?), and having an inlet (9) and an outlet (8) for cooling medium to be transmitted through cooling channel means (20), is distinguished by the cooling element (1) being provided with means (6,7), for fastening it together with another similar cooling element (1?) at least on one transversal edge side. The invention also relates to a method for the production of a cooling element and a system for cooling.