Abstract: A gas burner assembly for a cooktop appliance includes a normally aspirated primary burner and a concentrically-positioned forced air boost burner. A dual-outlet solenoid valve receives fuel from a fuel source and selectively directs the fuel to a first solenoid outlet in fluid communication with the primary burner and a second solenoid outlet in fluid communication with the boost burner. The solenoid valve is positionable in a first position where the first solenoid outlet is substantially open and the second solenoid outlet is substantially closed and a second position where the first solenoid outlet is partially open and the second solenoid outlet is substantially open.

Abstract: A fastening system comprises a side grid, a pullout guide, and multiple fastening elements fixed on the pullout guide, by means of which the pullout guide is fixed in a formfitting manner on a horizontal rod of the side grid, wherein the horizontal rod has a middle section extending in a longitudinal direction and two angled end sections, which are each fixed on an upright of the side grid, wherein at least a front fastening element has at least one contact surface inclined in relation to the vertical for contact on the middle section of the rod, and at least one rear fastening element has a contact surface inclined in relation to the vertical on the middle section of the rod, wherein an essentially V-shaped receptacle is formed on the front fastening element, which encloses the front angled end section of the rod from above. Furthermore, the invention relates to a method for installing a fastening system.

Abstract: A multi-zone, proximate-air oven using air delivered from the shelves provides a compact height through the use of low profile shelves. Intercavity heat leakage is managed by active insulation techniques making use of the oven feedback temperature control and controlled cavity loading.

Abstract: An indoor unit for an air-conditioning apparatus includes a box-shaped casing having an air inlet in a top surface of the casing and an air outlet in a bottom surface of the casing, an air-sending device disposed in the casing and configured to suck in indoor air through the air inlet and blow conditioned air through the air outlet, a heat exchanger disposed in the casing and configured to cause the indoor air to exchange heat with refrigerant to supply the conditioned air, a vertical deflector, a first auxiliary vertical deflector, and a second auxiliary vertical deflector each rotatably arranged in the air outlet and configured to change an air flow direction in a vertical direction.

Abstract: An air conditioner includes a heat exchanger configured to exchange heat with air introduced into a housing and a blowing fan configured to blow the air which is heat-exchanged with the heat exchanger to outside of the housing. The air conditioner may control a first and a second doors configured to open or close a first and second blowing ports provided in the housing and a guide blade configured to control paths in the housing, so that the air conditioner may blow the air of various flow.

Abstract: The present invention relates in general to a compact air handling system to supply conditioned air to a space including but not limited to, building rooms and data center server space. The present invention relates to the design and layout of the system for air handling unit system applications.

Abstract: Provided are improved clean rooms having dilute hydrogen peroxide (DHP) gas that provides for antiseptic conditions. Also provided are DHP gas containing clean rooms that have reduced levels of volatile organic compounds (VOCs) and methods for preparing clean rooms having DHP gas.

Abstract: According to one embodiment, an ultraviolet light system includes an ultraviolet light source configured to be coupled inside of a ventilation hood plenum, and a light power module. The light power module includes a base configured to be coupled to an outside surface of a wall of the plenum, and further includes a light connector. The light connector is configured to extend into the inside of the plenum through the wall. The ultraviolet light source further includes a light wire positionable entirely within the plenum. The light wire has a first end configured to be coupled to the ultraviolet light source, and a second end that is configured to be coupled to the light connector.

Abstract: A purification structure is located beside an inlet segment of a heat dissipator and contains: a casing, a water mesh, a water distribution seat, and a water collection device. The casing includes an air inlet and an air outlet. The water mesh includes multiple orifices and is accommodated between the air inlet and the air outlet of the casing. The water distribution seat is secured on a top of the water mesh and includes an aperture and multiple passages. The water collection device communicates with a bottom of the water mesh, and the water collection device includes a water accommodation chamber and a pump, wherein the pump has a water output segment connecting with a guide tube which communicates with the aperture of the water distribution seat, such that the water is outputted by the pump to flow toward the aperture via the guide tube.

Abstract: A portable air cleaning apparatus includes a housing, an actuating and sensing device and an air cleaning unit. The housing includes an inlet through hole and an outlet through hole. The actuating and sensing module and the air cleaning unit are disposed inside the housing. The actuating and sensing module includes an actuating device and a sensor. The actuating device drives an external air to flow into an interior of the housing via the inlet through hole and discharge the air via the outlet through hole, so as to form an internal air flow. The sensor detects the internal air flow to generate an air-sensing result, such that the actuating and sensing module can accordingly control the air cleaning unit to turn on, turn off, or adjust cleaning intensity. Thus, the portable air cleaning apparatus can monitor and automatically clean the ambient air at the same time.

Abstract: An air treatment apparatus and method are disclosed in the present invention, wherein, at least one air treatment unit is included. The air treatment device has at least one of the following components: component for air purification and filtering, blow-through fan, draw-through fan, pump, component for heating, component for dehumidifying, component for humidifying, component for air-cooling. The air treatment unit can be used alone for improving the air quality of the environment. When more than one unit are connected together with the connecting components, the units are teamed up and work together, and an air treatment system is formed. The connecting components further have at least one of the following components, a Wi-Fi module, a Infra-red transmission modules, a Bluetooth Modules.

Abstract: Enclosed space air conditioning systems having air conditioning module(s) with an enclosure defining a cavity, a thermoelectric element arranged to condition air within the cavity, an air direction mechanism to direct air from the cavity into an enclosed space, and an electronics package for controlling the air direction mechanism and the thermoelectric element, the electronics package including a detection element to detect when an occupant in the enclosed space is in proximity of the at least one air conditioning module. The electronics package is configured to activate the air direction mechanism and/or the thermoelectric element when the occupant is detected, deactivate the activated air direction mechanism and/or thermoelectric element when the occupant is no longer in proximity, and/or activate the air direction mechanism and/or the thermoelectric element to maintain an enclosed space preset condition.

Abstract: A climate control system adapted for a room having a ceiling has a central unit mounted to the ceiling. The central unit has a rotary portion. A plurality of fan blades is carried by the rotary portion. The fan blades are adapted to direct air within the room by rotating clockwise and counter-clockwise. The fan blades have heating elements for producing heated air. The fan blades rotate to push heat downward away from the ceiling. The system has at least one nozzle carried by the central unit for generating mist from the water. The system has at least one sensor for controlling the system. Additional elements can include air purification, air conditioning, and dehumidification. A conduit extends from a central unit to a wall for routing air ducts, a water pipe, a drain tube for draining water, and power.

Abstract: A portable room venting system and method of venting a room is set up in a room and positioned to seal against at least one exhaust in the ceiling and wall to vent smoke and odors. The venting system provides a telescoping frame that extends from the ground to the ceiling. The ribs articulate in relation to the telescopic leg, extending normal from the telescopic leg and retracting parallel with the telescopic leg. An elongate conduit panel fabricated from a resilient panel covers the collapsible frame, expanding and retracting with the ribs. The conduit panel is in sealed communication with at least one exhaust outlet that forms in the ceiling and/or in the sidewall, so as to vent smoke and odors from the room. The conduit panel carries the smoke to exhausts through a passageway, and out through apertures that form on the side and terminus of the conduit panel.

Abstract: A method of providing cooled air to electronic equipment includes capturing heated air from a volume containing electronic equipment, cooling the heated air by more than fifteen degrees Celsius in an air-to-water heat exchanger, and supplying cooling water to the air-to-water heat exchanger at a temperature above a dew point temperature of the heated air.

Abstract: A smart-home device may include an energy-storage element that stores energy that is harvested from an environmental system and a solid state relay (SSR) switching integrated circuit (IC). The SSR switching IC may include switching elements that operate in a first state and a second state. The IC may also include a control circuit that causes the switching elements to operate in the first state to activate a function of the environmental system until the energy-storage element has dropped below a threshold. The control circuit may also cause the switching elements to operate in the second state and harvest energy from the environmental system, determine that a first time has elapsed since the switching elements began operating in the second state, and cause the one or more switching elements to again operate in the first state.

Abstract: A smart-home device may include a solid state relay (SSR) switching integrated circuit (IC). SSR switching IC may include switching elements configured to open and close a connection between a power wire and a return wire of an environmental system; a voltage sensor that measures a voltage across the one or more switching elements; a current sensor that measures a current through the one or more switching elements; and a temperature sensor that measures a temperature near the one or more switching elements. The smart-home device may also include a wireless communication device that periodically receives voltage, current, and temperature data originating from the SSR switching IC and transmits the voltage, current, and temperature data to a device management server. The device management server may receive batches of voltage, current, and temperature data from a plurality of smart-home devices.

Abstract: Distributed Climate-Control Systems and Methods with Distributed Protection against Refrigerant Loss: the system includes a central condenser unit in combination with a distributed network of air handling units. Each air handler includes an evaporator, in which condensed refrigerant can undergo a phase change while absorbing heat of vaporization, plus a heat exchanger (e.g. a coil) which permits the heat absorption of the evaporator to be coupled to a forced airflow. Preferably the evaporator includes a metering device to provide variable refrigerant flow, and hence variable rates of heat transfer. The individual evaporators also include a sensor to detect ambient levels of the refrigerant, electrically operable cutoff valves which permit the evaporator to be isolated from both the liquid-phase and the gas-phase refrigerant flows. Local control logic is preferably connected to shut the cutoff valves whenever an ambient refrigerant concentration is found to exceed a tolerable level.

Abstract: A ventilator includes an exhaust air duct for exhausting air from an interior space to an outside and a supply air duct for supplying air from the outside to the interior space, and is equipped with a heat exchanger and a defroster. The heat exchanger performs heat exchange between air passing through the exhaust air duct and air passing through the supply air duct. The defroster defrosts, when frost attaches to the heat exchanger, the heat exchanger by, after air flows into the exhaust air duct or the supply air duct, changing a state of the air.

Abstract: An information processing apparatus includes a memory and a processor coupled to the memory. The memory stores first information and second information. The first information includes a permission time with respect to each of a plurality of operation states of the information processing apparatus in an activation state. The permission time is a time allowed for switching a substitute apparatus from a standby state to the activation state. The second information includes an activation time required for activating each of a plurality of modules which operate on the substitute apparatus. The processor identifies one permission time corresponding to a current operation state. The processor determines stop modules such that a total time for activating the stop modules is equal to or less than the one permission time based on the second information. The processor instructs the substitute apparatus in the standby state to stop the stop modules.

Abstract: An air conditioning control system and method is provided that may be used to reduce electricity costs associated with use of an existing air conditioner. The system includes: a receiver, for intercepting a first control signal from a user input device intended for an air conditioner; a controller, coupled to the receiver and configured to generate a second control signal according to the first control signal; and a transmitter, for transmitting a second control signal to the air conditioner.

Abstract: The indoor unit includes a plurality of outlet openings. In airflow rotation of the indoor unit, a full blowout mode and a partial blowout mode are executed. In the full blowout mode, all the outlet openings blow conditioned air. In the partial blowout mode, the flow of the blowing air of part of the outlet openings are blocked by the air current blocking mechanism, and thus the blowing wind speeds of the remaining outlet openings increases. As a result, an air temperature difference among parts of the indoor space decreases, and the comfort of the indoor space is improved.

Abstract: A system and a method for managing an air quality, and an analysis server are provided. The system for managing an air quality includes an air cleaner for measuring the quality of ambient air, transmitting air quality measurement data, and controlling at least one of an air cleaning function, a dehumidification function, and a humidification function on the basis of a received solution; and an analysis server for analyzing the air quality measurement data, received from the air cleaner, to derive an air quality type and providing, to the air cleaner, the predefined solution, according to the derived air quality type.

Abstract: A multi-split air conditioning system having an outdoor unit and multiple indoor units and control method therefor. The control method comprises the following steps: obtaining an outdoor ambient temperature when an indoor unit sends a start instruction received from a user; determining whether the outdoor ambient temperature falls within a preset temperature range; and determining an operation mode of the multi-split system according to operations status of other existing started indoor units when the outdoor ambient temperature falls within the preset temperature range.

Abstract: Provided are an air conditioner and a mode switching control method thereof. The air conditioner comprises an outdoor unit and an indoor unit. One end of the outdoor unit is connected to one end of the indoor unit via a throttling element, and the other end of the indoor unit is connected to the other end of the outdoor unit via a liquid storage tank. The mode switching control method comprises the following steps: when the indoor unit switches to a refrigeration mode, acquiring an outlet superheat degree of the liquid storage tank, and determining whether the outlet superheat degree is less than a first preset value; and if the outlet superheat degree is less than the first preset value, controlling to turn down the throttling element until the outlet superheat degree is greater than a second preset value that is greater than the first preset value.

Abstract: A backdraft damper for permitting a flow of air in an outflow direction and preventing the flow of air in a backdraft direction, including a frame having a transverse opening allowing the passage of air through the frame; a plurality of blades, each blade extending across the frame and mounted to the frame about a central portion by pivot members, for rotation between an open position in which the blade allows air to flow through the frame and a closed position in which the blade blocks air from flowing through the frame, the plurality of blades including one or more first blades arranged to rotate in a first direction from the closed position to the open position; one or more second blades arranged to rotate in a second direction opposite to the first direction from the closed position to the open position; the backdraft damper further including a linkage between the one or more first blades and the one or more second blades to cause the first and second blades to together rotate between the closed and open

Abstract: An AC drain line, anti-contaminant device includes a housing unit comprising a volume to receive an anti-contaminant agent, a housing inlet coupled to a drain line to allow a flow of a drained fluid to enter the housing unit, and a housing outlet to allow the drained fluid to exit the housing unit upon conditioning by the anti-contaminant agent. The drain line couples to and extends from a drip pan of an AC system, and subsequently couples to the device. The anti-contaminant agent comprises anti-algae, anti-mold, or other anti-deleterious material agent comprising a high concentration of [OH?] dissociative ions wherein the pOH is less than or about 5. The housing may include an internal support to space the anti-contaminant agent apart from the bottom. The anti-contaminant agent may comprise a solid form for placement in the housing, or as part of a removable and replaceable cartridge assembly for the device.

Abstract: A window type air conditioner rack, having an upper frame main rack and a diagonal bracing rack inserted to the upper frame main rack; the diagonal bracing rack is adjustably fixed inside the upper frame main rack; the upper frame main rack has a windowsill connection assembly and horizontal supporting pillars fixedly mounted to the an outer side of the windowsill connection assembly.

Abstract: One aspect of this disclosure provides a heating chamber for a gas furnace that comprises opposing halves joined together. The joined opposing halves form a clamshell panel having at least one truncated corner located adjacent a curve located at a back end of a chamber path of the one or more clamshell heating chambers.

Abstract: A gas fueled water heater appliance having a temperature control switch is provided herein. The gas fueled water heater appliance may include a tank for storage of water for heating, a chamber wall, a gas burner, a valve, the temperature control switch, and a conductive probe. The chamber wall may define a combustion chamber. The gas burner may be positioned adjacent to the tank and within the combustion chamber to heat the water in the tank. The valve may control a flow of gaseous fuel to the gas burner. The temperature control switch may be in operable communication with the valve. The conductive probe may extend through the chamber wall from a first end positioned on the temperature control switch to a second end positioned within the combustion chamber.

Abstract: An electrical step-down converter comprises a circuit input and a circuit output, which have a common reference potential, furthermore a flow-control valve having an inlet and an outlet, the inlet being connected to the circuit input; a coil, which is connected between the outlet of the flow-control valve and the circuit output; a diode, which is inserted in the forward direction from the reference potential to the outlet of the flow-control valve; an output capacitor between the circuit output and the reference potential; and a control device for periodically opening and closing the flow-control valve. A Zener diode is inserted between the anode of the diode and the reference potential with a forward direction to the reference potential and a resistor is provided in parallel to the diode.

Abstract: Technologies are disclosed herein for a thin heat exchanger through which coolant may be pumped. The heat exchanger may include an envelope and a heat conduction layer provided over the envelope. The envelope may include one or more channels formed therein. The channels formed between the envelope and the conduction layer may extend the length of the heat exchange layer and be configured to carry coolant therethrough. The heat exchange layer may include an inlet manifold on a first end and an outlet manifold on another end opposing the first end. The inlet manifold may allow the flow of coolant into the heat exchange layer and the outlet manifold may allow the removal of the coolant from the heat exchange layer. Coolant flow may be controlled by a suction pump operating under computer control based at least in part on sensor data.

Abstract: The time for steam generated in a low temperature heating device to reach a saturated steam temperature is reduced a low temperature heating device configured to heat supplied water by using heat of sunlight to generate steam; a steam separation device configured to separate two-phase water-steam fluid generated in the low temperature heating device into water and steam; and a high temperature heating device configured to heat the steam separated in the steam separation device by using heat of sunlight reflected by a plurality of heliostats to generate superheated steam.

Abstract: A modular solar-energy and rainwater collection apparatus (10) comprising: a collector mount (12) adapted both for securement to a building and to an angularly-adjustable support (110); a plurality of rainwater collectors (14) supportable by the collector mount (12), each rainwater collector (14) having a base (18), and at least one solar-cell retainer (20), for securing at least one solar cell (22) relative to the base (18) of at least one said rainwater collector (14); and connection means (16), for rigidly interconnecting a plurality of like rainwater collectors (14) so that the bases (18) are in abutted liquid communication with each other thus forming a modular rainwater collection area (36).

Abstract: Ceramic particles for use in a solar power tower and methods for making and using the ceramic particles are disclosed. The ceramic particle can include a sintered ceramic material formed from a mixture of a ceramic raw material and a darkening component comprising MnO as Mn2+. The ceramic particle can have a size from about 8 mesh to about 170 mesh and a density of less than 4 g/cc.

Abstract: A system includes a high side heat exchanger, a flash tank, a first load, a second load, a first compressor, and a heat exchanger. The flash tank is configured to store the refrigerant from the high side heat exchanger. The first load is configured to use the refrigerant from the flash tank to remove heat from a first space proximate to the first load. The second load is configured to use the refrigerant from the flash tank to remove heat from a second space proximate to the second load. The first compressor is configured to compress the refrigerant from the first load. The heat exchanger is configured to transfer heat from the refrigerant from the first compressor and the second load to the refrigerant from the high side heat exchanger, and direct the refrigerant from the first compressor and the second load to a second compressor.

Abstract: A heat pump includes an electric motor driven by input electric power, a first compressor mechanically connected to the electric motor and compresses air, a first heat exchanger performing heat exchange between compressed air produced by the first compressor and water, and a first hot water outlet through which the water heated by heat exchange in the first heat exchanger is taken out. Thus, in the air refrigerant heat pump, it is possible to use only air and water to supply heating by applying part of compressed air energy storage technology to the heat pump.

Abstract: Materials, components, and methods consistent with the present invention are directed to the fabrication and use of micro-scale channels with a fluid, where the temperature and flow of the fluid is controlled through the geometry of the micro-scale channel and the configuration of at least a portion of the wall of the micro-scale channel and the constituent particles that make up the fluid. Moreover, the wall of the micro-scale channel and the constituent particles are configured such that collisions between the constituent particles and the wall are substantially specular.

Abstract: Methods and systems for recuperated superheat return are provided. A coolant is supplied in a vapor state to a compressor. The coolant compressed by the compressor is cooled with a gas cooler. The coolant cooled by the gas cooler is supplied to an inlet of a high pressure side of a recuperator. The coolant from an outlet of the high pressure side of the recuperator is supplied to a portion of a coolant circuit. The coolant is supplied back from the portion of the coolant circuit to an inlet of a low pressure side of the recuperator. The coolant in the low pressure side of the recuperator is heated with thermal energy transferred by the recuperator from the coolant in the high pressure side of the recuperator. The coolant in the vapor state from an outlet of the low pressure side of the recuperator is supplied to the compressor.

Abstract: A refrigeration cycle apparatus includes a compressor, first and second heat exchangers, an expansion valve, a four-way valve, and a controller. The four-way valve is configured to switch a direction of flow of the refrigerant between a first direction and a second direction. The controller is configured to control the four-way valve to switch an operation from a defrosting operation in which the refrigerant flows in the second direction, to a heating operation in which the refrigerant flows in the first direction, to perform a heating preparation control for increasing a degree of superheat of the refrigerant output to the compressor from the second heat exchanger, and thereafter to start the heating operation.

Abstract: Disclosed are: an accumulator fixing device for a compressor, the device being capable of minimizing the generation of vibration and noise; and an air-conditioning apparatus including the same. The disclosed accumulator fixing device comprises: fixing members fixedly provided to an outer side of a compressor; a first supporting member fixing a portion of the accumulator together with the fixing member while encompassing the circumference thereof; and a second supporting member fixing another portion of the accumulator together with the fixing member while encompassing the same, wherein the first supporting member and the second supporting member are arranged to be spaced from each other by a preset gap.

Abstract: An evaporator contains a heating tube, a heat exchanger for cooling the heating tube, and a means for generating an aerosol. The heat exchanger contains at least two cooling pipes, where the at least two cooling pipes are arranged such that each of the at least two cooling pipes is in physical contact with the heating tube. The means for generating the aerosol is coupled to the at least two cooling pipes.

Abstract: A refrigerant distributor includes: a first introduction pipe configured to be open at a first end and closed at a second end and to cause refrigerant to flow from the first end toward the second end; a second introduction pipe configured to be closed in ends on both upstream and downstream sides and to cause the refrigerant to flow in a direction opposite to a refrigerant flow direction in the first introduction pipe; a plurality of branch pipes connected in series along a refrigerant flow direction on the second introduction pipe; and an adjusting pipe configured to connect the first introduction pipe and the second introduction pipe.

Abstract: A purging device equipped with: a purging pipe for purging a gas mixture containing a coolant and a non-condensable gas from a chiller; a purging tank for storing the gas mixture purged from the purging pipe; a cooling device which cools the interior of the purging tank and condenses the coolant in the gas mixture; a drainage pipe for discharging the liquid coolant inside the purging tank to the chiller; an exhaust pipe for discharging the non-condensable gas in the gas mixture inside the purging tank to the exterior; and a control unit which stops operation of the purging device when the discharged non-condensable gas amount discharged from the exhaust pipe exceeds the introduced non-condensable gas amount introduced into the chiller.

Abstract: In plural heat-source-side heat exchangers included in an outdoor unit of an air-conditioning apparatus, bypasses for defrosting are provided with flow-rate adjusting mechanisms for refrigerant flowing into the bypasses. The flow rates of the refrigerant which are to be adjusted by the flow-rate adjusting mechanisms are determined in accordance with ambient environments of plural heat-source-side heat exchangers.

Abstract: A method of operating a refrigeration system is provided. The method includes activating an evaporator heater (306), monitoring a pressure differential within the refrigeration system (308), when the pressure differential reaches a predetermined value (310), deactivating the evaporator heater (312), and activating one or more evaporator fans (314), after deactivating the evaporator heater, to cause a thermostatic expansion valve to open.

Abstract: A method of manufacturing an evaporator includes: forming a length of tubing into a serpentine path, the length of tubing forming a tubing coil; forming a first evaporator plate; forming a second evaporator plate; positioning the tubing coil between the first evaporator plate and the second evaporator plate; bringing the first evaporator plate, the second evaporator plate, and the tubing coil into contact with each other; and forming a plurality of dimples in each of the first evaporator plate and the second evaporator plate, thereby at least partially crushing the tubing coil at a position of each of the plurality of dimples, a surface of each of the dimples contacting the tubing coil.

Abstract: An apparatus for cooling a food processing grinder head with an integrated heatsink is captively retained between two halves of a cooling pack. The heatsink and cooling pack have a circumference that matches the circumference of the grinder head thereby attaching to and in direct thermal communication with the grinder head.

Abstract: A cold storage heat exchanger includes refrigerant tubes having therein refrigerant passages and arranged to provide a clearance therebetween. A cold storage container is bonded to a refrigerant tube and defines therein a compartment receiving a cold storage material. The cold storage container has protrusion portions protruding outward and being in contact with the refrigerant tube.

Abstract: A refrigerator includes a cabinet that defines a first storage compartment and an opening at a front side of the first storage compartment, an inner door that is configured to open and close at least a portion of the first storage compartment and that defines a second storage compartment configured to store one or more items, an outer door configured to open and close at least a portion of the second storage compartment, a cold air supply unit configured to supply cold air to each of the first storage compartment and the second storage compartment, and a cold air duct located in the first storage compartment and configured to, based on the inner door being oriented in an open position or a closed position, selectively communicate with the cold air supply unit and the second storage compartment.