Abstract: A heat exchanger including a primary inlet manifold and a primary outlet manifold supporting at least one tube bundle at opposite ends; said at least one tube bundle including an inlet end piece with each of a first tube, a second tube and a third tube fluidly coupled in series to an outlet end piece; and the first tube, the second tube and the third tube forming one of a coiled tube arrangement and a straight tube arrangement.

Abstract: An air duct for cooling dual socket information handling systems divides airflow into two parallel paths. Inner walls, a chassis divider and a top surface form a main channel. An intermediate divider and intermediate wall are positioned between the sockets, wherein airflow exiting the first socket is prevented from flowing through the second socket. Lower lateral channels and upper lateral channels are formed between each inner wall and a corresponding outer wall, wherein lower lateral channels allow airflow to bypass the first socket to cool the second socket and the upper lateral channels allow heated airflow exiting the first socket to bypass the second socket.

Abstract: In an embodiment, a blower for a heating, ventilation, and air conditioning system includes a blower wheel and a housing. The blower wheel includes backward-curved blades configured to rotate in a rotational plane. The housing forms an at least hexagonal cross-section around at least a portion of the rotational plane, where the blower wheel is positioned within the housing such that there exists a first distance and a second distance. The first distance is measured radially outward from a center of the blower wheel to a first side of the at least hexagonal cross-section. The second distance is measured radially outward from the center of the blower wheel to a second side of the at least hexagonal cross-section. The second distance forms a an acute angle with the first distance. The first distance and the second distance are unequal and less than a diameter of the blower wheel.

Abstract: Systems and methods for a datacenter cooling system are disclosed. In at least one embodiment, reconfigurable terminations are provided for fluid loops in a datacenter cooling system with individual ones of such reconfigurable terminations are to be configured in a first state to enable non-cooling fluid runs through individual ones of such fluid loops, taken individually and in combination, during commissioning of a datacenter cooling system, and are to be configured in a second state to enable cooling fluid runs to cool at least one cold plate after commissioning of a datacenter cooling system.

Abstract: In an embodiment, a blower for a heating, ventilation, and air conditioning system includes a blower wheel and a housing. The blower wheel includes backward-curved blades configured to rotate in a rotational plane. The housing forms an at least hexagonal cross-section around at least a portion of the rotational plane, where the blower wheel is positioned within the housing such that there exists a first distance and a second distance. The first distance is measured radially outward from a center of the blower wheel to a first side of the at least hexagonal cross-section. The second distance is measured radially outward from the center of the blower wheel to a second side of the at least hexagonal cross-section. The second distance forms a an acute angle with the first distance. The first distance and the second distance are unequal and less than a diameter of the blower wheel.

Abstract: An air duct is disclosed. The air duct includes a housing for directing air over a plurality of slots within a computer system. The housing includes side housing walls and a top housing wall. The side housing walls are respectively connected to opposing ends of the top housing wall. The side housing walls extend in the same direction from the top housing wall. The air duct further includes a plurality of fins extending from the top housing wall in the same direction as the side housing walls. Each fin of the plurality of fins is arranged on the top housing wall so as to be positioned between adjacent slots of the plurality of slots when the housing is located within the computer system.

Abstract: A power adapter and a manufacturing method thereof are provided. The power adapter includes a housing, a circuit board assembly, and a first heat dissipation part. There is accommodation space inside the housing, a line interface is disposed at a first end of the housing, and a power connector is disposed at a second end of the housing. The circuit board assembly is disposed in the accommodation space, and the circuit board assembly is electrically connected to the line interface and the power connector. The first heat dissipation part coats the outside of the circuit board assembly, and there is a gap between an outer wall of the first heat dissipation part and an inner wall of the housing.

Abstract: A heat dissipating assembly including a heat sink and an air baffle, the heat sink includes a base portion, a heatsink portion, installation channels, and first installation hole portions, the base portion is stackable on an electronic component, the heatsink portion comprises fins extend outwardly from the base portion, the first installation hole portions are located on the base portion and respectively correspond to the installation channels, the air baffle is disposed on the heatsink portion and includes a second installation hole portion, the second installation hole portion selectively corresponds to one of the installation channels and one of the first installation hole portions.

Abstract: A fluid heat exchanger for cooling an electronic device can have a plurality of walls. The walls can define a corresponding plurality of microchannels. Each microchannel can extend from a first end to a second end. The plurality of microchannels can define at least two opposed outer microchannels and a centrally located microchannel positioned between the opposed outer microchannels. A fluid inlet passage can be configured to deliver a heat-exchange fluid to each microchannel between the corresponding first end and the corresponding second end of the respective microchannel. A fluid outlet passage can have an enlarged outlet region from the centrally located microchannel compared to a corresponding outlet region from one or both of the opposed outer microchannels. Related methods are disclosed.

Abstract: A smart air conditioner for reduction in fine dust and harmful gas includes: an eternal chamber including a first side coupled to communicate with an interior and a second side communicating with an exterior; an internal chamber disposed to pass through an inside of the external chamber and including a first side coupled to communicate with an interior and a second side communicating with an exterior; an external chamber damper installed in the external chamber and controlling air flow; and an internal chamber damper installed in the internal chamber and controlling air flow.

Abstract: An air-conditioning apparatus includes a casing; a heat exchanger disposed in the casing; a sirocco fan disposed in the casing and located upstream of the heat exchanger along a flow passage such that an air outlet of the sirocco fan faces the heat exchanger; a drain pan disposed in the casing and located below the heat exchanger, the drain pan receiving drain water generated in the heat exchanger; and a dew-scattering-reducing part that reduces scattering of the drain water. The dew-scattering-reducing part is disposed outside a region enclosed by extension lines from the air outlet toward the heat exchanger and inside the drain pan.

Abstract: The invention provides a chassis structure, a server, and a method of dissipating heat from server. The chassis structure comprises chassis body, two fan components, two tray components, and a power supply. The chassis body defines a receiving space bounded by two spaced partitions, the two partitions divide the receiving space into a middle cavity and two side cavities. The fan components are at one end of each side cavity and are connected to the chassis body. The two tray components carry slots for inserting hard disks. The power supply is arranged in the middle cavity and supplies power to the hard disks inserted in the slots, the power supply also has a fan, the power supply positioned at one end of the middle cavity.

Abstract: A liquid manifold can be assembled to an information technology (IT) rack to deliver and distribute fluid to IT equipment. The manifold can include a plurality of sections, each of the plurality of sections having one or more shut-off valves. One or more leak detection sensors can be arranged to detect leaks in any of the sections and in any of the IT equipment. A controller can control a shut-off valve to a closed position based on a detected leak. The design enables the manifold to better manage and control the fluid for mission critical IT equipment.

Abstract: In a roof window system, the housing (6) of the ventilation unit (5) is prepared for accommodation of a standard ventilator and/or a regenerator allowing an air current through a ventilation passage (28), from an exterior grating (18) to a ventilation panel (3) integrated into or in continuation of a lining panel of a room in the interior of the building in which the roof window is installed.

Abstract: A heat exchange unit for a ventilation device includes: a case having a first inlet port through which first air is sucked and a second outlet port through which second air is discharged formed on a front side, and a first outlet port through which the first air is discharged and a second inlet port through which the second air is sucked formed on a back side; and heat exchangers having a first air passage through which the first air passes and a second air passage through which the second air passes formed thereon. A first separation plate for separating the first inlet port and the second outlet port is installed in the height direction on the front side of the case. A second separation plate for separating the second inlet port and the first outlet port is installed in the height direction on the other side of the case.

Abstract: An enclosure of an electronic computing apparatus allows two electronic computing modules, each having a built-in fan, to be mounted in a perpendicular direction, when the two electronic computing modules are inserted, a shutter is at an intermediate position due to an elastic force of pushing a spring cover in a front surface direction, from push rods corresponding to the two electronic computing modules, and when one of the electronic computing modules is removed, the elastic force of pushing the cover from the push rod on the removal is lost, and the shutter moves, around a rotating mechanism, to a side of a housing space on the removal side and shuts off a flow path in the housing space.

Abstract: The invention includes an air mover device used for fire mitigation and protection. The core component is an air mover unit whose discharge airstream can be positioned using air rudders and/or a directional control assembly to provide air flows in optimum directions and capacity to counter unwanted fire progression or to promote fires in cases of back-burns. Additional support components include a power supply, its fuel source, a speed control mechanism for the air mover, an air mover inlet protective screen, a sparger unit to impart suppressant or retardant into the airstream, balancing feet, a removable nozzle, and instrumentation and controls to ensure function and safety of equipment and personnel. This device can be on a static or mobile platform, towed or self-propelled and can be locally or remotely controlled.

Abstract: An outdoor unit of an air-conditioning apparatus in which indoor units are connected, includes: a housing forming an outer casing of the outdoor unit; a terminal block located at a side of the housing; and a conduit plate to be attached to the terminal block. The conduit plate includes: a terminal block cover to be attached to the housing to cover the terminal block, and having an opening portion formed at a lower portion of the terminal block cover; an outer casing cover to be attached to the terminal block cover to cover the opening portion of the terminal block cover, and having an opening portion at a side of the outer casing cover; and a cable connection cover to be attached to the side of the outer casing cover, and having attachment holes for connection of a conduit cable to be connected to the terminal block.

Abstract: A pump assembly and method of cooling process air generated by the pump. The assembly includes a pump and a motor coupled by a gear arrangement. The pump has a cooling air intake and a cooling air exhaust and a process air intake and a process air discharge. The assembly also includes a heat exchanger having a process air inlet and a process air outlet. The assembly includes isolated first and second regions such that within the first region the cooling air exhaust of the pump is positioned at a first stage of tubing within the heat exchanger and further such that within the second region the cooling air intake of the pump is positioned at a second stage of tubing within the heat exchanger.

Abstract: A heating, ventilation, and/or air conditioning (HVAC) unit includes a heat exchange section having a plurality of panels defining an air flow path through the heat exchange section. The air flow path includes an upstream portion and a downstream portion, the upstream portion has a first cross-sectional area, and the downstream portion has a second cross-sectional area greater than the first cross-sectional area.

Abstract: A refrigeration cycle apparatus includes a compressor, a four-way valve, a first outdoor heat exchanger, a first expansion valve, and an indoor heat exchanger. The four-way valve includes a casing, a first flow channel, a second flow channel, a flow channel switching piston, and a wall portion. The flow channel switching piston is configured to slide along an inner surface to switch between passing the refrigerant through the first flow channel and passing the refrigerant through the second flow channel. The wall portion is configured to slide along the inner surface together with the flow channel switching piston and is disposed with a space between the flow channel switching piston and wall portion to cover the flow channel switching piston.

Abstract: An air-conditioning apparatus includes an air inlet through which air is suctioned; a fan configured to generate an air flow by suctioning the air from the air inlet; an electrical component box having a box body housing a control board configured to control an actuator provided in a main body, a lid that covers an opening of the box body, and a flange part positioned in a flow path of the air flow, the flange part being for fastening the lid to the box body; and a flow straightening part that covers the flange part.

Abstract: Several transportable datacenters are described. The transportable datacenters include transport systems allowing them to be transported between an assembly location and an operating location. The transportable datacenters also include a ventilation system for cooling processors positioned in racks in the datacenters. The ventilation system draws cold air from the environment, through processor bays containing the processors and then exhausts the air back to the environment.

Abstract: A ducted fan device integrated with a permanent magnet synchronous disc flat wire motor for a flying copter car, including a rotor system, a stator system, an air intake/exhaust control system, a detection system, a driving system and a power supply system. The stator system includes a motor shell, and flat wire coils respectively arranged on an upper end face and a lower end face of an inner wall of the motor shell are connected in series. The rotor system is arranged inside the stator system, including axial flow and radial flow composite integrated blades and permanent magnets. A part of centrifugal blades are replaced by the permanent magnets which are located on an outer side.

Abstract: A drying appliance includes a cabinet with a processing chamber operably disposed therein. A blower delivers process air through an airflow path. The airflow path includes the processing chamber. A condensing airflow path has an inlet positioned within a front panel of the cabinet and an outlet positioned within a bottom panel of the cabinet. A condensing blower moves condensing air from the inlet to the outlet. An airflow seal extends downward from a front edge of the cabinet. The airflow seal separates a low-pressure region proximate the inlet from a high-pressure region proximate the outlet to block convection between the outlet and the inlet.

Abstract: A heat exchanger unit includes: a heat exchanging section that includes: a plurality of heat transfer fins; and a plurality of heat transfer tubes that each passes through a corresponding one of the plurality of heat transfer fins, in which, in the heat exchanging section, the plurality of heat transfer tubes that are arranged in L or more levels in a direction that intersects an air flow and in M rows in a direction of the air flow, each of the plurality of heat transfer tubes belongs to one of N paths, an inlet of each of the N paths is disposed at a first end of the heat exchanging section in a level direction, an outlet of each of the N paths is disposed at a second end of the heat exchanging section in the level direction, and M<N.

Abstract: A method of utilizing a mobile climate control assembly to selectively generate air flow across an angular range and at various velocities that includes providing first and second fan blower wheel assemblies each retained in a housing, having a wheel blade member operably coupled to a motor and operably configured to rotate 360° around an axis of rotation, and having an air deflector wall surrounding a partial circumference of the wheel member to direct generated air outwardly from the housing and electronically controlling the motor(s) to independently rotate the wheel members to generate an ambient air velocity gradient along at least an approximate 90° angular traverse path outwardly from the at least one housing without rotating the housing or the air deflector wall of each of the first and second fan blower-wheel assemblies.

Abstract: Disclosed is an air conditioner including a main body, a panel assembly configured to cover a front surface of the main body and coupled to the main body, and a cam assembly including a cam and disposed below the panel assembly, wherein the cam includes a cam contact surface formed along a rotation direction of the cam, the cam contact surface includes a first contact portion and a second contact portion formed to be in contact with the panel assembly at different heights, and the panel assembly is configured to be detachable from the main body by moving up and down with the rotation of the cam.

Abstract: A charging device (10) for an electrical charging process of a mobile device (200) in a vehicle, having a charging face (20) for placing a mobile device (200) on in a contact-forming fashion, and electrical charging means (30) for electrically charging a mobile device (200) which is placed on the charging face (20), further having an encapsulating housing (40) which at least partially surrounds the charging face (20). The encapsulating housing (40) has at least one inlet section (42) with at least one inlet opening (44) for letting in passenger compartment air (IL) from the passenger compartment of the vehicle as cooling air (KL) for cooling the mobile device (200) and/or the charging face (20), and at least one outlet section (46) with at least one outlet opening (48) for letting out the cooling air (KL) into the passenger compartment of the vehicle.

Abstract: Embodiments relate to a system and method for dissipating heat from a heat generating component. The system and method an assembly of a fenestrated housing and a plenum and positioning of the assembly relate to the heat generating component. The plenum accommodates a fluid mover relative to the fenestrated housing. The fenestrations function to support multi-directional fluid flow created by the fluid mover and accommodated by the fenestrations, which function as ports to direct fluid with respect to the heat generating component.

Abstract: In one embodiment, a network switch for an information handling system includes: a central processing unit (CPU); and a fan module removably coupled to the network switch, the fan module including: a housing having a front end and a back end; a plurality of fans disposed within the housing proximate to the back end; a memory interface disposed within the housing proximate to the front end, the memory interface communicably coupled to the CPU; a memory device disposed within the housing proximate to the memory interface, the memory device storing information associated with the networking operations and communicably coupled to the memory interface, the memory device removably coupled to the fan module.

Abstract: A multi-compartment oven provides removable shelves receiving separated streams of heated air providing heating for different oven cavities above and below the shelves. The shelves communicate with an operator automatically closing ducts providing air to the shelves when the shelves are removed.

Abstract: An air-cooled condenser system for steam condensing applications in a power plant Rankine cycle includes an air cooled condenser having a plurality of interconnected modular cooling cells. Each cell comprises a frame-supported fan, inlet steam headers, outlet condensate headers, and tube bundle assemblies having extending between the headers. The tube bundle assemblies may be arranged in a V-shaped tube structure. A plurality of deflection limiter beams are arranged coplanar with the tube bundles. Top ends of each deflection limiter beam are slideably inserted in an associated floating end cap affixed to an upper tubesheet which moves vertically relative to the beams via thermal expansion/contraction concomitantly with the tubes. The deflection limiter beams provides guided restraint system for expansion/contraction of the tube bundles which prevents out of plane tube bowing.

Abstract: A centrifugal-to-axial mixed flow blower includes a blower enclosure defining a blower chamber and a centrifugal impeller supported on an impeller seat to suspend in the blower chamber. The centrifugal impeller includes a plurality of blades and a radially outward declined flow passage defined between any two adjacent blades and communicable with the blower chamber. The blower chamber is communicable with a rectangular air outlet of a heat dissipation system via a frame passage of a flow guide frame connected to below the blower enclosure. Air stream centrifugally drawn in by the centrifugal impeller passes through the declined flow passages to radially outward and downward flow into the blower chamber and then passes through the frame passage to flow axially through the rectangular air outlet into the heat dissipation system, so as to realize the effects of reduced noise, changing centrifugal vortical flow into axial flow, and decreased flow loss.

Abstract: An air-cooled heat exchanger includes a plenum with a fan ring positioned adjacent to the plenum. Support columns support the plenum and the fan ring on a support surface. An X-brace assembly includes a motor mount with leg members extending radially from the motor mount. Each of the leg members is connected to a single corresponding one of the support columns so that the leg members extend between the motor mount and the support columns. A motor including a drive shaft is mounted to the motor mount of the X-brace assembly. A fan having fan blades is mounted to the drive shaft of the motor. The fan is positioned within the fan ring between the motor and the fan ring opening.

Abstract: A cooling apparatus includes a heat transfer member configured to receive heat from a heating element, a first refrigerant flow generator and a second refrigerant flow generator each configured to generate a flow of a refrigerant for cooling the heat transfer member, a detector configured to acquire information on a temperature of the heating element, and a controller configured to control driving of the first and second refrigerant flow generators. The flow of the refrigerant generated by the first refrigerant flow generator passes closer to the heating element than the flow of the refrigerant generated by the second refrigerant flow generator. The controller stops the first refrigerant flow generator and drives the second refrigerant flow generator when the first refrigerant flow generator is being driven and the heating element is in a first state in which its temperature is lower than a predetermined range.

Abstract: A cooling assembly includes an air mover and a vent panel coupled to the air mover. The vent panel includes an inlet. The cooling assembly includes a vane that is rotatable around a central vertical axis of the vane between an open position and a closed position to open and close the inlet.

Abstract: An electronic apparatus with convenient airflow-reversing function includes a chassis, a rotation mechanism, a fan device, a connection rod, and a handle. The chassis includes a bottom plate. The rotation mechanism is pivoted on the bottom plate. The fan device is disposed on the rotation mechanism. The connection rod is pivoted on the rotation mechanism. The handle is pivoted on the chassis, and is rotatably connected to the connection rod. When the handle is rotated, the connection rod drives the rotation mechanism and the fan device to rotate to change the airflow direction.

Abstract: A protective cover for an external heat exchanger of a heat exchanger such as an air conditioner system or a heat pump system is disclosed. The protective cover includes a continuous loop of screen material and flexible nonporous material. The first end of the screen material and a second end of the screen material are affixed to opposite ends of the flexible nonporous material to form a continuous loop. The continuous loop comprises an upper edge and a lower edge configured to fit over at least a portion of an external heat exchanger having sides, a bottom, and a top, and wherein the continuous loop of screen material covers at least a portion of vent holes on the side of the exchanger. The protective cover includes a top yoke attached to the upper edge of the screen material and the top yoke comprising a cinching mechanism.

Abstract: A fan includes an electric motor and a fan wheel drivable or driven by the electric motor, arranged within its housing. The underside of the housing has an opening for an electric outlet, and a side the housing has a bracket, thereby forming a bushing. An electric line is arranged at least partially at the underside of the housing and is guided through the bushing, and a cover element is arranged at the underside of the housing. The cover element has a first section and a second section. The cover element is arranged at the underside of the housing in such a way that the first section is at least partially arranged in the bushing and clamps the electric line in the bushing while forming a strain relief, and that the second section covers the opening.

Abstract: A stabilizing arrangement of a cooling system module of a vehicle includes stabilizer pins attached to the vehicle cooling system module. Stabilizer slots are incorporated into a component of the chassis of the vehicle, such as a frame extender. The stabilizer slots may be formed as an upwards opening U-shape. Bushings are attached to the stabilizer pins. The stabilizer pins and bushings extend laterally into and engage with the stabilizer slots. Upon installation, the stabilizer pins and bushings are aligned with the stabilizer slots as the cooling system module is lowered onto the ISO mounts. The stabilizer pins and bushings slide vertically downwards into the stabilizer slots as the cooling system module is lowered into place. The simpler stabilizer pins, bushings, and stabilizer slots thereby take the place of expensive, time consuming, complex, labor intensive, and space consuming stay rod arrangements.

Abstract: A modular data center has an air handling unit (AHU) that is coupled to a first panel that is engaged over a first opening in a volumetric container. The AHU directs pressurized supply air through a supply air outlet into a cold aisle causing the supply air to pass through a first side of the IT component(s) installed in an interior of the volumetric container. A chimney of a return air plenum captures return air from a second side of the IT component(s), directing the return air to a return air duct of the return air plenum that is connected to a return air inlet of the AHU. In one or more embodiments, a second AHU is coupled to a second panel that is engaged to a second opening in a second side, directing pressurized supply air via a supply air plenum to the opposing first side.

Abstract: An outdoor unit of an air-conditioning apparatus includes: a housing; and a partition plate, a device accommodated in a machine chamber, a fan accommodated in a fan chamber, the partition plate having a wiring passage, wherein the outdoor unit includes a water receiving part provided to the machine chamber, the water receiving part having a box shape, a side wall portion of the water receiving part has a first opening port, and an upper surface portion of the water receiving part has a second opening port, the water receiving part is attached to the partition plate such that an edge of the first opening port is in contact with the partition plate, a gap, through which water discharged by the water receiving part passes, is formed between a bottom portion of the water receiving part and the partition plate, the bottom portion being inclined toward the gap.

Abstract: A water cooling system includes a water block, a heat radiator, a pump, a circulating conduit and a water storage assembly. The pump is disposed between the water block and the heat radiator. The circulating conduit communicates with the water block, the heat radiator and the pump. The water storage assembly is configured to be a part of an integrated element. The integrated element includes one of the water block, the heat radiator and the pump. The water storage assembly includes a liquid storage chamber and a liquid guide. The liquid storage chamber has an inner wall. An end of the liquid guide has a protrusive tube end reaching to the liquid storage chamber. The protrusive tube end protrudes from the inner wall. An angular space is formed between the protrusive tube end and the inner wall.

Abstract: Several transportable datacenters are described. The transportable datacenters include transport systems allowing them to be transported between an assembly location and an operating location. The transportable datacenters also include a ventilation system for cooling processors positioned in racks in the datacenters. The ventilation system draws cold air from the environment, through processor bays containing the processors and then exhausts the air back to the environment.

Abstract: An air-cooled condenser system for steam condensing applications in a power plant Rankine cycle includes an air cooled condenser having a plurality of interconnected modular cooling cells. Each cell comprises a frame-supported fan, inlet steam headers, outlet condensate headers, and tube bundle assemblies having extending between the headers. The tube bundle assemblies may be arranged in a V-shaped tube structure. A plurality of deflection limiter beams are arranged coplanar with the tube bundles. Top ends of each deflection limiter beam are slideably inserted in an associated floating end cap affixed to an upper tubesheet which moves vertically relative to the beams via thermal expansion/contraction concomitantly with the tubes. The deflection limiter beams provides guided restraint system for expansion/contraction of the tube bundles which prevents out of plane tube bowing.

Abstract: A computing cooling system includes a chassis having chassis air inlet(s) and outlet(s). Heat dissipation device(s) thermally coupled to heat producing component(s) are located in the chassis adjacent the chassis air outlet(s). A first fan device located in the chassis adjacent the chassis air inlet(s) pulls first air from outside the chassis into the first fan device via the chassis air inlet(s), and pushes the first air though the heat dissipation device(s) and out of the chassis via the chassis air outlet(s). A second fan device located in the chassis adjacent the chassis air inlet(s) pulls second air from outside the chassis into the second fan device via the chassis air inlet(s), pushes a first portion of the second air past the heat dissipation device(s) and out of the chassis via the chassis air outlet(s), and pushes a second portion of the second air into the chassis.

Abstract: An air guide assembly for a vehicle includes a first duct, a second duct, a rigid first housing, and a vehicle component. The first duct includes a flexible body, an inlet for receiving airflow from an exterior of a vehicle body, and an outlet, where the body of the first duct is compressible from an installed length to a length that is shorter than the installed length, and is expandable from the installed length to a length that is longer than the installed length. The second duct includes a flexible body, a first inlet for receiving airflow from the first duct, and an outlet, where the body of the second duct is compressible from an installed length to a length that is shorter than the installed length, and is expandable from the installed length to a length that is longer than the installed length.

Abstract: A heat exchanger for a refrigerated merchandiser includes a fan housing having an asymmetrical configuration. The fan housing can include a first section with a first open outlet and a second section with a second open outlet. A first fan is positioned in the first section and configured to create a first airflow through the first open outlet. A second fan is positioned in the second section and configured to create a second airflow through the second open outlet. An evaporator is in fluid communication with the first open outlet and second open outlet. The first section is asymmetrical about a first section central axis and the second section is asymmetrical about a second section central axis.

Abstract: A frame structure for a cabinet enclosure has a front frame assembly having first and second front pillars, a rear frame assembly having first and second rear pillars, a first side brace member, and a second side brace member, each having a beam that has opposite ends, with the opposite ends of each side brace member connected to one of the front pillars and one of the rear pillars. The frame structure also includes cable management and air flow management features and functions.