Abstract: Disclosed is an indoor unit of an air conditioner including: a casing; a cross-flow fan arranged in the casing and having a fan rotor and a tongue portion extending in an axial direction along an outer periphery of the fan rotor below the fan rotor and forward of a center axis of the fan rotor to define a suction port, the cross-flow fan forming in the casing an air flow directed from the rear to the front; and a heat exchanger arranged upstream of the fan in a direction of the air flow and having an inclined portion inclined to be positioned further downward toward a front side. The heat exchanger is arranged such that a front end of the inclined portion is located below the fan rotor and between a foremost portion and center axis of the fan rotor in a front-to-back direction.

Abstract: The present invention relates to a ventilator, aiming easier cleanup even in the position mounted on the ceiling or wall. According to the present invention, a ventilator may comprise an outer casing having a mounting space in an inside thereof, an inner casing mounted in the mounting space of the outer casing, a blowing fan received in an inner space of the inner casing, and a motor rotating the blowing fan, wherein a wave-shaped flow path is formed on each inner wall surface of the inner casing.

Abstract: A misting fan system includes a fan and a mister positioned above the fan. The fan includes a motor and a plurality of fan blades operably coupled thereto. Each of the fan blades comprises a base member and a paddle member mated to the base member, and each paddle member comprises an upper surface and a lower surface. A hydrophobic coating may be applied to at least one of the upper surface and the lower surface of the paddle member of at least one of the plurality of fan blades.

Abstract: A computer implemented method and system for an automated customer service platform with human augmented conversational interleaving is disclosed. The method comprises estimating a latent load of the air in a zone being disinfected; selecting a set of one or more control from a plurality of control that is expected to improve the optimization metric; optimizing a metric for the set of allowable control and changing the setpoints of the set of control when the optimized metric has converged.

Abstract: A refrigeration cycle apparatus includes a partition plate that partitions the inside of a housing of an outdoor unit into a blower chamber and a machine chamber, a reactor attached to the partition plate on a side of the machine chamber, a fixing member that fixes the reactor to the partition plate, and a plate-like first heat transfer member provided between the reactor and the partition plate, and in the refrigeration cycle apparatus, the first heat transfer member is provided between the partition plate and the reactor, and the thermal resistance of the first heat transfer member is smaller than the thermal resistance of the fixing member.

Abstract: A fan unit includes: a fan casing having a long side corresponding to either a width or a depth of the fan casing, a short side corresponding to the other of the width or the depth, and an upper surface on which a blow-out grille is mounted; a fan housed in the fan casing and that blows out air from the blow-out grille; and a bell mouth comprising a cylindrical portion surrounding the fan inside the fan casing. The cylindrical portion includes two first arc regions each facing the short side of the fan casing, a second arc region facing the long side of the fan casing, and a guide portion disposed in at least one of the first arc regions. The guide portion includes an extended end portion.

Abstract: An air conditioning unit (2) comprises a main body (3) including an air inlet (24) and an air outlet (22), the main body (3) defining an airflow passage between the air inlet (24) and the air outlet (22). A fan (28) is disposed within the airflow passage and a thermal element (26) is disposed within the airflow passage upstream of the fan (28). The main body (3) has a front face exposed to a temperature controlled space (8), on which the air outlet is disposed, and the air inlet and thermal element are disposed around the periphery of the front face.

Abstract: In a construction method of an air conditioning system, the respective rooms are provided with air intake sections 9a to 9d, 18a to 18d which spout air sent from blowers 40a to 40d, 41a to 41d, an exhaust section 52 which forms discharged air current directed from the respective rooms toward the return compartment is provided between the respective rooms and the return compartment, and the plurality of blowers 40a to 40d, 41a to 41d and at least one air conditioner are disposed in the return compartment. Air discharged from the plurality of rooms in the building 1 by the air conditioner 30b operated by the return compartment is adjusted in temperature and moisture in the return compartment, and wind is sent into the plurality of rooms in the building 1 by the blowers 40a to 40d, 41a to 41d, and air conditioning in the building 1 can be performed.

Abstract: An overhead automatic Heating, Ventilation, and Air Conditioning (HVAC) apparatus can be installed in an overhead surface within various types of vehicles, structures, and buildings, in order to maintain comfortable temperature inside of the respective environment. The overhead automatic HVAC apparatus can be installed in the roof of an automobile, allowing the driver to return to a comfortable temperature. Also this provides safety, preventing a child left inside of the automobile from being harmed due to extreme temperatures. The overhead automatic HVAC apparatus can be installed in a roof of a military vehicle, such as an High Mobility Multipurpose Wheeled Vehicle (HMMWV), or the ceiling of an office inside of a commercial building. The overhead automatic HVAC apparatus can be self-powered, including a battery and a solar-powered generator which allows the overhead automatic HVAC apparatus to run when conventional AC units are off, reduces costs, and power consumption.

Abstract: A mounting base (14) is fixed to an antenna (13) or an antenna bracket (15) for supporting the antenna (13). A baseband unit (11) and an RF unit (12) are fixed to the mounting base (14). The baseband unit (11) fixed to the mounting base (14) is disposed to face a back part (132) of the antenna (13) and to form a space between the back part (132) and the first enclosure (111). The RF unit (12) fixed to the mounting base (14) is disposed in the space formed between the back part (132) of the antenna (13) and the baseband unit (11) and is coupled to a waveguide flange (132) of the antenna (13). Thus, for example, in a configuration of a point-to-point wireless apparatus in which an RF unit and a baseband unit are separated, restrictions on installation space of the apparatus can be facilitated.

Abstract: A compact fan and air conditioner assembly includes an air conditioner mounted stationary below a ceiling of a room. The air conditioner produces a quantity of cold air. A fan receives the cold air from the air conditioner. The fan has a housing mounted stationary below the air conditioner and blades rotating about the housing. The fan blades have channels receiving the cold air from the air conditioner and slots formed in the blades for receiving the cold air from the channels and distributing the cold air into the environment as the fan blades rotate. A split fan and air conditioner assembly includes a floor stand on which the air conditioner and the fan are mounted. A split fan and air conditioner assembly having a ceiling fan unit separate from a compressor unit and a portable air conditioner assembly having a rotatable head unit, are also provided.

Abstract: Disclosed herein is an air conditioner. The air conditioner includes a housing having an inlet and an outlet, and having a first guide surface forming the outlet and a second guide surface facing the first guide surface provided therein, a heat exchanger configured to heat-exchange air suctioned through the inlet, a blower fan configured to suction air from the inlet, heat-exchange the air by passing air through the heat exchanger, and discharge air toward the outlet, and an airflow control unit provided to be movable between a first position adjacent to one end portion of the outlet from which air is discharged and a second position spaced apart from the end portion of the outlet from which air is discharged, and protruding from the first guide surface or the second guide surface when the airflow control unit placed at the first position.

Abstract: A grommet assembly includes a bolt assembly that has a head portion. A grommet includes a tapering bolt opening for accepting the bolt assembly. A projecting portion extends from a body portion and has an overhang adjacent a distal end. The bolt opening at least partially defines a radial gap between the grommet and the bolt assembly. The head portion of the bolt assembly is spaced from the distal end of the projecting portion by an axial gap.

Abstract: In an air conditioning unit, a chamber 3 is provided therein with a divider 36, 38 which divides an interior of the chamber 3 into one space where the air conditioner 20 is placed and the other space where the blowers 5 are placed, the air conditioning unit further comprises an air inflow port 32 for introducing the air from outside of the chamber 3 into the one space, and the divider 36, 38 forms a divider opening 42, and therefore, it is an object of the present invention to provide an air conditioning unit capable of mixing, with each other, air which is blown out from an air conditioner and whose temperature is adjusted and air which bypasses the air conditioner and whose temperature is not adjusted.

Abstract: A climate control outdoor unit has: a housing; a compressor having an electric motor; a refrigerant-air heat exchanger; an electric fan positioned to drive an air flow along an air flowpath across the refrigerant-air heat exchanger; and an inverter unit coupled to the electric motor to drive the electric motor. An additional air flowpath extends along the inverter unit to merge with the air flowpath.

Abstract: A compact fan and air conditioner assembly includes an air conditioner configured to be mounted in a stationary manner below a ceiling of a room. The air conditioner produces a quantity of cold air. A fan receives all of the quantity of cold air from the air conditioner. The fan has a housing configured to be mounted in a stationary manner below the air conditioner and blades configured to rotate about the housing. The fan blades have channels receiving the cold air from the air conditioner and the fan blades have slots formed therein for receiving the cold air from the channels and distributing the cold air into the environment as the fan blades rotate. A split fan and air conditioner assembly includes a floor stand on which the air conditioner and the fan are mounted.

Abstract: A system and method are described that help in alleviating charge imbalance issues, especially in HVAC systems that are operable in both heating and cooling modes. In various embodiments a compensator is attached to the liquid line of an outdoor heat exchanger. A heater is attached to the compensator. During cooling operations the heater is turned on to help drive refrigerant out of the compensator. During heating operations the heater is turned off, allowing excess refrigerant to migrate to the compensator and alleviate high pressure in the system.

Abstract: A modular air conditioner is provided that operates on the basic principal of a split system yet allows user serviceability and modular components such that the system is flexible. The system generally includes an outdoor unit, at least one indoor unit and a user serviceable hose that extends between the outdoor and indoor units. The outdoor unit contains a compressor, an air-cooled condenser, a coolant to fluid heat exchanger, a fan and various other components such as controls. While the indoor unit contains a fan, a fluid pump, a cold fluid storage tank and a fluid to air heat exchanger. Finally, the hose is a detachable hose that includes three lumens therein that act as a cold fluid supply, a fluid return and wiring for power and control signals.

Abstract: An indoor unit includes a main body unit including a housing having an opening hole for pipe formed on a part of a side surface of the main body unit, a refrigerant pipe connection part projecting from inside to outside of the housing through the opening hole for pipe, and an attachment plate holding and fixing the refrigerant pipe connection part together with the housing to close the opening hole for pipe. The opening hole for pipe is formed over a first side surface on a side of the housing from which the refrigerant pipe connection part projects and a second side surface adjacent to the first side surface, and the attachment plate has an L shape including planes corresponding to the opening hole for pipe over the first side surface and the second side surface.

Abstract: When a service technician or the like performs maintenance of a mechanism in an indoor unit, the service technician may accidentally detach a refrigerant gas sensor and the refrigerant gas sensor may be broken. To prevent this, communication pipes (regulating members) configured to regulate the detachment of a refrigerant gas sensor are provided on the side toward which the refrigerant gas sensor is detached (front side) when a casing provided on the side toward which the refrigerant gas sensor is detached (front side) is open.

Abstract: A system usable in a nuclear environment provides a reservoir of liquefied breathable gas in fluid communication with a deployment system. The deployment system uses a stream of the breathable gas from the reservoir to operate a gas turbine which runs an electrical generator that is mechanically connected therewith to generate electrical power that is stored in a battery bank. The stream of breathable gas then flows from the turbine and is split between a heat exchanger that is situated in heat exchange relation with the interior region of the main control room and an outlet that provides breathable gas to the control room. The portion of the stream that flows through the heat exchanger cools the main control room. The other portion of the stream that provides breathable gas to the main control room also recirculates the atmosphere in the control room.

Abstract: A cooling unit (506) for a vehicle (200) is provided. The cooling unit includes a compressor (428) electrically connected to a power module (314), a condenser (530) operably connected to the compressor, an evaporator (536) operably connected to the compressor and the condenser, the evaporator configured to cool ambient air (520), and at least one flexible duct (208) configured to fluidly connect the evaporator with a cargo held in a cargo space of the vehicle.

Abstract: An air-conditioner outdoor device and an air-conditioner unit are provided. The air-conditioner outdoor device includes a casing and a heat exchanger, wherein the heat exchanger is disposed within the casing, a front plate of the casing is provided with an air outlet and two air inlets, the air outlet is located between the two air inlets, the heat exchanger is positioned closer to the front plate relative to a rear plate of the casing and faces the air outlet, and air flow entering the casing from the air inlets flows out of the casing from the air outlet after flowing through the heat exchanger. The air-conditioner unit comprises the air-conditioner outdoor device. The air-conditioner outdoor device of the present application improves the air intake and outlet manners to facilitate the installation of the air-conditioner outdoor device in a mounting hole through a wall and indoors.

Abstract: An indoor unit of an air conditioning system is provided. The indoor unit according to an exemplary embodiment includes a blower fan, a plurality of micro-holes configured to discharge cool air flowed in from the blower fan, a temperature sensor configured to measure a temperature, and a processor configured to control a speed of the blower fan, wherein the processor, in a first mode, controls the speed of the blower fan according to a temperature sensed by the temperature sensor, and in a second mode, corrects the sensed temperature by applying a temperature correction coefficient and controls the speed of the blower fan according to the corrected temperature, and wherein the temperature correction coefficient is a coefficient set for compensating a difference between the sensed temperature and a temperature of a target height.

Abstract: Communications capabilities are supplied to components of pool water recirculation systems, even if the components lack electrical power or supply wires. Capabilities may be furnished by wireless RF devices that connect to existing fittings or ports of the components, for example. The devices are configured to obtain desired information relating to the components (or the water within them) and transmit the information remotely for processing or consideration.

Abstract: A transport refrigeration system is configured to set a first path, a second path, a third path, and fourth path selectively. The first path connects compressors in series. In the first path, interior heat exchangers each serve as an evaporator. The second path connects the compressors in series. In the second path, the interior heat exchangers each serve as a condenser. The third path connects the compressors in parallel. In the third path, at least one of the interior heat exchangers serve as the evaporator and the rest of the interior heat exchangers serve as the condenser. The fourth path connects the compressors in parallel. In the fourth path, the interior heat exchangers each serve as the condenser.

Abstract: An outdoor device of an air conditioner is provided and may include a top cover that forms an upper surface of the outdoor device and provided with at least one discharge port through which air may be discharged, at least one fan provided under the top cover, and at least one shroud that accommodates the fan and that connects with the discharge port. A transverse width of the at least one shroud that passes through side surfaces of the at least one shroud and the at least one fan may be constant from an inlet port of the shroud to an outlet part. A cross sectional area of the outlet port may gradually increase toward the at least one discharge port.

Abstract: An air conditioner includes an air guide which guides external air from an electronic component chamber to a heat exchange chamber, wherein the air guide includes a guide body which forms an air path; a water collection part which stores water introduced into the guide body; and a drainage hole of the water collection part which is provided at the water collection part to discharge the water.

Abstract: There is provided an outdoor unit of an air conditioner which receives a load which is applied to a top panel using an entirety of a housing, and the top panel and a fan guard do not easily deform. A lower end of a bell mouth is fixed to a front beam and a rear beam of the housing, and an upper end of the bell mouth is caused to come into contact with a back face of the top panel to support the load which is applied to the top panel with the bell mouth.

Abstract: A refrigeration and air conditioning device, which is an outdoor unit of a refrigeration and air conditioning device provided with a heat exchanger within a housing (2) and blowers (3) arranged on the housing, the housing (2) being provided with a side cover covering the sides, a base (9) covering the bottom and a foot portion (10) arranged below the base (9), the foot portion (10) being provided with a raised portion (10b) upwardly bending an end face (10c) of a lower surface of the foot portion. The refrigeration and air conditioning device increases rigidity without increasing costs.

Abstract: An air-conditioning apparatus includes an outside-air processing device including a total heat exchanger exchanging heat between outdoor air and return air, and blowing out the outdoor air from a supply-air outlet port into a room as supply air, an indoor unit including an indoor heat exchanger exchanging heat between the return air and refrigerant, and blowing out the return air from an indoor outlet port as indoor outlet air, a joining unit connecting the supply-air outlet port and the indoor outlet port to join the supply air and the indoor outlet air, an opening-closing unit arranged in the joining unit and opening and closing the joining unit, a supply-air temperature detecting unit detecting a supply-air temperature of the supply air, an indoor outlet temperature detecting unit detecting an indoor outlet temperature of the indoor outlet air, and a control unit controlling an operation of the opening-closing unit based on the supply-air temperature and the indoor outlet temperature.

Abstract: A system usable in a nuclear environment provides a reservoir of liquefied breathable gas in fluid communication with a deployment system. The deployment system uses a stream of the breathable gas from the reservoir to operate a gas turbine which runs an electrical generator that is mechanically connected therewith to generate electrical power that is stored in a battery bank. The stream of breathable gas then flows from the turbine and is split between a heat exchanger that is situated in heat exchange relation with the interior region of the main control room and an outlet that provides breathable gas to the control room. The portion of the stream that flows through the heat exchanger cools the main control room. The other portion of the stream that provides breathable gas to the main control room also recirculates the atmosphere in the control room.

Abstract: When a controller determines that a leakage of refrigerant occurs, the controller executes a control of rotating an air-sending fan at high rotation speed. After the control, the controller executes a control of stopping rotation of the air-sending fan or reducing a rotation speed of the air-sending fan in accordance with a result of detection by a first refrigerant sensor provided in a lower portion of a heat exchanger chamber. Thus, the air-sending fan is prevented from continuing the rotation at high rotation speed. Therefore, an indoor unit for an air-conditioning apparatus is excellent in safety and is capable of avoiding feeling of discomfort of a user due to the high-speed rotation of the air-sending fan.

Abstract: An indoor unit of an air conditioner includes a casing (1) defining a receiving cavity (10), a heat exchanger (2) and a fan (3) disposed in the receiving cavity (10) respectively, and a panel (4) disposed on a bottom of the casing (1). The panel (4) is movable between a close position in which both an air inlet (11) and an air outlet (12) of the receiving cavity (10) are closed and an open position in which both the air inlet (11) and the air outlet (12) are open. In the open position, the panel (4) at least partially separates the air entering via the air inlet (11) from the air exiting via the air outlet (12).

Abstract: An air conditioner including a suction inlet configured to suction air, a filter movably arranged at one side of the suction inlet, a first dust elimination member provided within a movement section of the filter to eliminate dust thereof by coming in contact with the filter when the filter is moved and a second dust elimination member provided adjacent to one side of the first dust elimination member to eliminate dust collected at the first dust elimination member, wherein the first dust elimination member is reversely rotated with respect to a movement direction of the filter to come in contact with the second dust elimination member, thereby eliminating the dust collected at the first dust elimination member.

Abstract: An indoor device for a cassette type air conditioner is provided. In the indoor device for the cassette type air conditioner, an outer edge of a suction grill extends to form inner lines of a plurality of discharge holes of a panel, and the suction grill may be opened while slidably moving without interfering with the panel according to a shape thereof.

Abstract: An air conditioner (AC) indoor unit includes a housing having an inlet and an outlet; a heat exchanger arranged inside the housing; a blower fan for sucking in air at the inlet to be subject to heat exchange with the heat exchanger, and discharging the heat-exchanged air out of the outlet; and an air flow control device for controlling an air flow discharged from the outlet by sucking in air around the outlet. The AC indoor unit may control the direction of a discharged air flow without a conventional blade structure, thereby increasing an amount of discharged air, reducing circulation noise, and enabling design differentiation.

Abstract: An indoor unit or device of an air conditioner is provided that may include an outer plate configured to form an exterior of a cabinet configured to be installed at a ceiling of an indoor space; an inner case accommodated inside of the outer plate, and configured to form an internal space of the cabinet; a fan provided inside of the inner case; a heat exchanger provided to cover an outer side of the fan; a panel configured to shield the cabinet, and having an inlet port through which indoor air may be suctioned in and a panel outlet port through which heat-exchanged air may be discharged; and a drain pan assembly seated on an upper end of the inner case, and configured to collect condensate generated from the heat exchanger.

Abstract: An indoor device for a cassette type air conditioner is provided. In the indoor device, a suction grill restricter to couple the suction grill to a panel to prevent outer edges of the suction grill from drooping may be provided to maintain a more stable coupling state, preventing dew condensation and noise from occurring.

Abstract: The unit attaching device of the present invention has suspension brackets that have a hole for passing a suspension bolt suspended from a ceiling and that are installed to an indoor unit that is a unit to be suspended. The suspension brackets are installed on the ceiling side of the side surface of a housing of the indoor unit. For example, when an earthquake or the like occurs, the distance between a part that is the base point of the swing of the suspension bolt and the installation position of the unit can be reduced.

Abstract: According to one embodiment, an object of the present invention is to provide an outdoor unit of an air conditioner which is basically composed of small-size component parts and can have a large air-conditioning capacity by stacking the small-size component parts in a vertical direction in accordance with a required air-conditioning capacity. The outdoor unit of an air conditioner includes an outdoor heat exchanger, an air-blower assembly including an air exchanger, and a housing accommodating the outdoor heat exchanger and the air-blower assembly. The outdoor heat exchanger, the air-blower assembly and the housing, and another outdoor heat exchanger, another air-blower assembly and another housing are configured to be stackable on each other in a vertical direction.

Abstract: A heat source side unit for an air conditioning apparatus includes a machine room in which a compressor is accommodated, an air-sending unit room in which an air-sending unit is accommodated, a separator for partitioning a space into the machine room and the air-sending unit room, a reactor installed in the machine room, and a reactor mounting member fixed to the separator on a side of the machine room and on which the reactor is mounted, and the reactor mounting member includes a first mounting unit and a second mounting unit corresponding to each of the reactors with the sizes different from each other, and on the reactor mounting member, the reactor is selectively mounted on either one of the first mounting unit and the second mounting unit corresponding to the size of the reactor.

Abstract: The heat exchanger includes heat exchange units. Each of the heat exchange units includes a plurality of plate fins and a plurality of flat tubes. The plate fins are arranged spaced apart from one another at intervals so as to allow air to flow therebetween. The flat tubes each have an L shape by bending and inserted through the plate fins so that a refrigerant flows therethrough in a direction in which the plate fins are arranged. The heat exchange units are combined to each other so as to form a rectangular shape. Thus, heat exchange can be efficiently performed by increasing the mounting area.

Abstract: An indoor unit of an air conditioner includes a frame of the indoor unit; a heat exchanger mounted on the frame and having a refrigerant pipe in which a refrigerant flows; a hanger plate mounted on a rear surface of the frame and configured to fix the frame onto a wall surface; and a holder plate mounted on a lower portion of the frame and connecting the frame and the hanger plate. An end of the refrigerant pipe is placed in a space formed by the frame, the holder plate, and the hanger plate. The holder plate is movably connected on a lower portion of the frame, so the refrigerant pipe is accessible to a user to perform an operation of connecting or separating the refrigerant pipe to or from a connection pipe connected to an outdoor unit without rotating the frame.

Abstract: An indoor unit of an air-conditioning apparatus includes a housing having a wall extending in a horizontal direction, and a front panel covering at least a part of a front side of the wall. On a region of the wall covered by the front panel, an opening leading to a front end of a space in which a network repeater for wirelessly communicating with a network is to be contained is formed. The opening is configured to be exposed in a state in which a whole or a part of the front panel is removed or opened.

Abstract: In an outdoor unit, an upper corner bend portion is connected to a linear portion of a flange via an inclined portion that is located inside an ideal bending line of the upper corner bend portion.

Abstract: An air conditioner is provided. The air conditioner includes at least one outdoor unit, a plurality of indoor units, and at least one remote controller to receive operation commands for the plural indoor units. One of the plural indoor units may be selected as a power-supplying indoor unit to supply electric power to the at least one remote controller, based on voltage values of electric power to be supplied from the plural indoor units to the at least one remote controller. The selected indoor unit supplies electric power to the at least one controller. The air conditioner enables a supply of electric power with a sufficiently high voltage to a remote controller by supplying electric power to the remote controller by one indoor unit exhibiting a highest voltage value of electric power to be supplied to the remote controller, as compared to other indoor units.

Abstract: A method of and apparatus for cooling equipment including exposing a fluid to a tool comprising electronic components at a temperature T and pressure P, compressing the fluid to a temperature T1 and pressure P1, exposing the fluid to a surface in communication with liquid or gas or both external to the tool wherein the fluid after exposure to the surface is at a temperature T2 and pressure P2, and allowing the fluid to expand to a temperature T3 and pressure P3 wherein the equipment is a tool in a subterranean formation and T is less than T2 and P is less than P2. Apparatus and methods for cooling oil field services tools including a fluid that conducts heat from the tool to the fluid, a compressor that, a heat exchanger that accepts fluid from the compressor and that rejects heat from the fluid, and a valve or orifice.

Abstract: The local cooling unit according to an aspect of the present invention includes a housing having a cavity formed in the housing, an air inlet port which is provided in a bottom surface of the housing and which takes in exhaust heat air from the electronic device, an evaporator which is provided in the housing and which evaporates a refrigerant by heat exchange with air sucked in from the air inlet port to cool the air, the refrigerant passing through an inside of the evaporator, an air outlet port which is provided in a side surface of the housing and which exhausts the air cooled by the evaporator, and a fan which is provided on a side of the air inlet port or a side of the air outlet port of the housing and which moves the air from the air inlet port to the air outlet port.