Abstract: A projector of a light beam includes a first optical body movable along a frame for modifying its position with respect to an outlet lens and to a light source. A second optical body includes a first prismatic lens having a first number of twists and turns on at least one relative concave surface for generating a plurality of optical effects acting on the beam. A third optical body includes a second prismatic lens, positioned alongside the first prismatic lens, having a second number of twists and turns for generating a plurality of optical effects, individually or in combination with the first prismatic lens. The second and third optical bodies can rotate between non-operating positions, wherein the respective prismatic lenses are away from the light beam, and operating positions, wherein the respective prismatic lenses are positioned along a lighting trajectory of the light beam.

Abstract: A light fixture can include a housing having at least one housing wall having an inner surface that forms a cavity, where the inner surface of the at least one housing wall has at least one baffle coupling feature disposed thereon. The light fixture can also include a baffle removably coupled to the housing, where the baffle includes at least one baffle wall having an outer surface, where the outer surface of the at least one baffle wall has at least one housing coupling feature disposed thereon. The baffle can be coupled to the housing and decoupled from the housing without use of tools.

Abstract: A luminaire includes an elongated first housing, an elongated second housing, and a bracket. The elongated first housing supports a first light emitting device and includes a pair of sides and a first channel defined between the sides. The first housing includes a first aperture. The elongated second housing includes a pair of sides and a second channel defined between the sides. An end of the second housing is positioned adjacent an end of the first housing and includes a second aperture disposed proximate the first aperture. The bracket is disposed between the elongated first housing and the first light emitting element. The bracket includes a first projection engageable with the first aperture and a second projection engageable with the second aperture. The bracket is positioned partially within the first channel and partially within the second channel. The bracket is coupled to the first housing by snap-fit engagement and the bracket is coupled to the second housing by snap-fit engagement.

Abstract: A retention system for holding a light source lamp in a recessed luminaire includes a retention spring portion that is pivotally coupled to a light source holding bracket of the recessed luminaire. The light source holding bracket is configured to house a light source lamp therein. Further, the retention system includes a retention arm portion that extends from and is formed integral with the retention spring portion. The retention spring portion forces the retention arm portion towards the light source holding bracket such that the retention arm portion engages and applies an active load on the light source lamp that is disposed in the light source holding bracket to securely retain the light source lamp within the recessed luminaire.

Abstract: A light module includes a heat sink and one or more light sources coupled within a heat sink cavity formed therein. The heat sink includes an internal surface surrounding the cavity. The internal surface includes a mounting region, a reflector region extending from the perimeter of the mounting region to a distal end, and a decorative region extending from the distal end to a second distal end. The light module includes multiple mounting pads coupled circumferentially around a portion of the heat sink. The mounting pads are configured to facilitate the heat sink being coupled within different housing diameter sizes. The light module includes a trim ring integrally formed with the heat sink and extending radially outward from one end of the heat sink.

Abstract: An installation assembly for a lighting fixture comprises first and second loading bars. The first loading bar is slidably connected to a first side of the lighting fixture and configured to slide in a direction perpendicular to a longitudinal direction of the first loading bar. The first loading bar comprises a first projecting portion. The second loading bar is connected to a second side of the lighting fixture opposite to the first side and comprises a second projecting portion. The troffer has first and second recessed portions respectively on two opposite inner side walls thereof. The first loading bar is configured to slide to a first position to allow the first and second projecting portions to pass through an opening of the troffer, and configured to slide to a second position, to enable the first and second projecting portions to respectively fit into the first and second recessed portions.

Abstract: A light stand includes a telescoping assembly having a longitudinal axis, a light selectively coupled to the telescoping assembly, and a support assembly having legs coupled to the telescoping assembly. The support assembly is moveable between a collapsed position and an operating position. The light stand further includes a positioning linkage coupled between the light and the telescoping assembly for enabling the light to be oriented in a variety of positions. The positioning linkage includes a first adjustment axis about which the light rotates. The first adjustment axis is perpendicular to the longitudinal axis. The positioning linkage further includes a second adjustment axis about which the light rotates. The second adjustment linkage is perpendicular to the first adjustment axis. The positioning linkage further includes a third adjustment axis about which the light rotates. The third adjustment axis is perpendicular to a length of the positioning linkage.

Abstract: A fixing frame, a light-emitting decorative assembly, and a decorative light is disclosed, wherein a fixing frame contains a mounting portion and a support portion disposed on the mounting portion; one or both of the mounting portion and the support portion is/are arranged with a wire having light-emitting components; the light-emitting decorative assembly has a decorative piece and a fixing frame, and the decorative piece is removably mounted on the fixing frame; the decorative light has a support and a plurality of light-emitting decorative assemblies fixed on the support; fixing frames are fixed on the supporting frame. The fixing frame is used to mount the decorative piece, while the wire is arranged on the fixing frame, yet the wire and the decorative piece has no direct contact that results in tangling. As such, the decorative piece can be easily mount and dismount, and can be easily replaced.

Abstract: Disclosed is a method for fabricating a micro-LED module. The method includes: preparing a circuit board; forming solder bumps on one surface of the circuit board; arranging micro-LED chips on the one surface of the circuit board such that the micro-LED chips are in contact with the solder bumps; heating the solder bumps to bond the micro-LED chips to the one surface of the circuit board through the solder bumps; arranging driver ICs on the other surface of the circuit board such that the driver ICs are in contact with solders on the other surface of the circuit board in a state in which the micro-LED chips are bonded to the circuit board; and heating the solders to bond the driver ICs to the other surface of the circuit board through the solders. The micro-LED chips are arranged on the one surface of the circuit board after the flatness of the circuit board is enhanced.

Abstract: A lamp is disclosed, which includes a barrel, a light emitting component, a switching assembly and a circuit component. The light emitting includes a lamp panel group, multiple far-shot lamp beads and a near-shot lamp bead. The circuit component includes a master control circuit, a switching circuit and a circuit for regulating a poly floodlight state; the switching circuit is connected with the switching assembly and the master control circuit, and transmits triggering signals, which characterize that the switching assembly is pressed down or released, to the master control circuit; the circuit for regulating a poly floodlight state is connected with the master control circuit and the light emitting component, and regulates luminous power of the far-shot lamp beads and the near-shot lamp bead in the light emitting component. And the lamp is capable of conveniently realizing regulation of a poly floodlight state.

Abstract: An LED lamp with built-in power supply includes housing provided with a driving power supply; and an LED lamp holder assembly fixedly connected to the outside of the housing and connected to the driving power supply by wires. The housing is provided with a wire slot, and wires connecting the driving power supply can be drawn out from the wire slot and housed in the wire slot, and then connected to the LED lamp holder assembly. The lamp structure sets the driving power supply and LED lamp panel in two separate cavities to avoid the LED lamp panel being in high temperature environment for a long time and extend its service life; the housing is provided with a wire slot, the wire slot can accommodate the wires connecting the driving power supply and the LED lamp panel.

Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around an axis of the LED lamp 360 degrees to turn around to form an contour of the LED lamp, any point on the outline me

Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around the axis of the LED lamp 360 degrees to turn around to form a contour of the LED lamp, the outline includes an out

Abstract: An LED lamp includes: a lamp shell including a lamp head, a lamp neck and a sleeve; a passive heat dissipating element having a heat sink connected to the lamp shell; a power source having a first portion and a second portion; a light emitting surface connected to the heat sink of the passive heat dissipating element and comprising LED chips electrically connected to the power source; a first heat dissipating channel formed in a first chamber of the lamp shell for dissipating heat generated from the power source while the LED lamp is working, and the first chamber is located between bottom of the LED lamp and an upper portion of the lamp neck; and a second heat dissipating channel formed in the heat sink and between the fins and the base of the heat sink for dissipating the heat generated from the LED chips and transferred to the heat sink; wherein a lateral outline of the LED lamp detours around the axis of the LED lamp 360 degrees to turn around to form a contour of the LED lamp, the outline includes an out

Abstract: An outdoor area LED lighting system including: a housing containing a large array of LEDs mounted to an aluminum direct thermal path printed circuit board and a single lens. The large array of LEDs are capable of producing light rays directed through the single lens to produce a beam of light to illuminate the outdoor area. The single lens is preferably a Fresnel lens. The housing is preferably capable of being sealed in a weather-tight manner. A second housing may at least partially surround the first housing such that at least one air passage is provided between the first housing and the second housing. A heat sink including a heat block in thermal communication with a plurality of heat tubes and fin assemblies may be in partial thermal contact with the LED module and in fluid communication with the at least one air passage. At least one fan may be provided in or in fluid communication with said at least one air passage to cool the heat sink.

Abstract: Disclosed embodiments relate to a combination axial fan, LED lighting system and electric blue killer. The disclosed systems may include a housing forming an air chamber and an axial fan. The fan may include a fan cavity having an air diversion mechanism to direct air from the fan cavity toward the lighting, fan and electric bug killing components. The inventions include an airflow surface to direct air existing the fan cavity along an LED light fixture. The LED light fixture emits a blue or light blue light which attracts bugs. Moreover, disclosed embodiments include one or more electric bug killing devices to kill any bugs as air flows through the air chamber. The present invention may also include grow light fixture in the housing.

Abstract: A LED lamp for use in a lamp housing of a vehicle comprises a bulb body and a base. The bulb body comprises one or more light-emitting diodes. The base comprises a mounting portion and a heatsink portion. The mounting portion comprises a collar configured to attachably accept one end of the bulb body, and one or more mounting tabs configured to engage with the lamp housing to secure the LED lamp in place within the lamp housing. The mounting portion is integrally formed with the heatsink portion, and the bulb body is configured to be rotatable within the collar about a longitudinal axis of the LED lamp.

Abstract: A vehicle lighting fixture includes a light source, a heat sink thermally connected to the light source, and an air blower. The heat sink includes: a base portion extending outward, relative to the light source, in an intersection direction intersecting with an optical axis of the light source; and a heat dissipation portion provided at an outer portion of the base portion in the intersection direction and dissipating heat to the air blown from the air blower. The heat dissipation portion includes at least a frontward-extending portion extending frontward relative to the light source.

Abstract: The invention is a reversible, automatically and self-adjustable light emitting diode (LED) component with a heatsink, a plurality of LED elements connected in parallel with half reversed, and two electrodes, each coupled to the main block by a spring. The LED component can be compressed by a user, shortening its length, placed in an LED holder, and then released. The reversed elements allow the LED component to be placed in either orientation with respect to current direction.

Abstract: A waterproof lamp includes a housing having an inner cavity for receiving a lamp body, and at least one end forming a wiring opening for drawing out wiring; a wiring end cover is sealed on the wiring opening and can be threaded out; a first sealing member is formed between the wiring end cover and the interior surface of the housing and engages with the wiring end cover for the wire to pass through; the wiring end cover includes a fixed cover and a movable cover, the movable cover is detachably coupled to the outer side of the fixed cover; and a second sealing member is disposed between the movable cover and the fixed cover. The first sealing member of the waterproof lamp is filled with liquid and can be solidified to form a waterproof rubber layer sealed between the first sealing member and the inner wall of the housing.

Abstract: A lighting fixture and method resist bio-fouling of the outer surface of a window of the lighting fixture when submerged and exposed to biological organisms within a surrounding environment. Ultraviolet radiation is directed to the outer surface of the window from a source inserted within the window, enabling transmission of ultraviolet radiation to the outer surface of the window of an intensity limited to essentially that which is effective in rendering the outer surface immune to adherence of biological organisms to which the outer surface of the window is exposed when submerged, and thereby allowing light from a source behind the window to be projected effectively through the window and into the surrounding environment.

Abstract: Disclosed are examples of luminaires that provide light for general illumination and detect toxins in air via a biosensor. In the examples, a luminaire may include a light source configured to illuminate a space, a biosensor configured to detect toxins in the air, and an air circulation system. The light source may be configured to illuminate a space in which the luminaire is located with general illumination light. The biosensor may include an air permeable membrane, a substrate, and a microorganism that responds to the presence of a toxin in the air that comes in contact with the microorganism. A sensor may detect the response by the microorganism of the presence of the toxin, and output a signal indicating the presence of the toxin based on the detected response. A processor coupled to the luminaire may receive the outputted sensor signal and output a report of the toxin.

Abstract: The present invention relates to a device made of metal bars or other resistant materials, intended for locking the rotary knobs that enable the circulation of gas in ranges, stoves or similar apparatuses, wherein said device comprises a sliding horizontal lockout knob behind the burners, connected to a control bar which, in turn, is connected or welded to a front bar that slides over rollers when the gas release knobs must be locked. Thus, lockout is achieved by means of a wedge that is part of the control rod and which is inserted in a hole made in the cylindrical shaft of the circulation knobs. The device is used as a safety system against poisonings, explosions or fires, which might occur upon accidentally releasing the circulation of gases.

Abstract: A steam flare is provided that injects steam, unmixed with air into a waste gas stream at locations where the resulting accelerated steam and waste gas mixture upon exposure to the surrounding air induces a mixture of steam, waste gas and air with improved combustion and effectively complete destruction of the waste gas, and where under low-flow conditions, reduced steam and/or assist gas are required to maintain smokeless operation. The steam is injected via multiple tubes each controlled independently so that steam can normally be flowed via a first tube, and then, when operation loads require, flowed via a second tube. The first and second tubes may be concentric and may be in communication with steam supplies that have different pressures of steam.

Abstract: A method for the destruction of a target gas, the method including: a) compressing at a first pressure a mixture of air and target gas to produce a compressed target gas mixture; b) destroying the target gas by combusting the compressed target gas mixture with diesel fuel in a forced-induction internal combustion engine, at a combustion pressure greater than the first pressure in the turbocharger, to produce an oxidised exhaust gas, the combustion occurring while maintaining a load on the diesel engine with a load bank; and c) processing the oxidised exhaust gas to produce a vent gas for venting to atmosphere where the vent gas includes substantially no target gas.

Abstract: The invention relates to a regenerator assembly and an inlet arrangement for collection of carry over (10) for a vertical regenerator (80) of an end-port furnace (90) comprising: an inlet wall comprising an opening for a port for gas exchange, e.g. towards or from an end-port furnace; a target wall being arranged such, that most of the via the inlet wall incoming hot gas is initially deflected at the target wall; a barrier wall comprising a recess for gas exchange, e.g.

Abstract: Disclosed is an induced-draft gas-fired furnace that includes: an electronic furnace controller, a burner assembly, a gas valve, and an inducer motor, wherein the controller: accelerates the inducer motor at a first pre-ignition rate to a first pre-ignition speed; controls the gas valve to supply gas to the burner assembly to obtain a first pre-ignition ratio of fuel to air, operates an igniter to attempt to ignite the first fuel mixture, determines whether fuel has ignited in the burner assembly, wherein when fuel having the first pre-ignition ratio of fuel to air remains unignited after a plurality of ignition attempts, the controller: decelerates the inducer motor to a second pre-ignition rate to obtain a second pre-ignition speed and a second fuel mixture comprising a second pre-ignition ratio of fuel to air, and determines whether the second fuel mixture has ignited in the burner assembly.

Abstract: A refillable gas lighter comprises a rear case, a front case and a barrel. The lighter is provided with a physical phenomenon of piezo-electric effect to generate the electric spark. Inside the rear case, the pusher is pressed down to the gas tank with the pusher having a plurality of conducting strips that acts as an electrical conductor connected to the gas tank. A copper wire carrying negative charge is connected with a bridge plate that passes through the conductive hose to achieve fuel distribution and electric conduction. The conductive hose transfers the igniting gas from the gas tank to the spark plug, where the ignition initiates the flame. The housing assembly includes a rear case with a rear case neck, a front case with a front case neck, and a barrel. The housing assembly is further locked together by means of a barrel sleeve where the barrel has a flame opening to ignite.

Abstract: A device including a sleeve body, wherein the sleeve body is configured to host a lighter, and wherein the sleeve body is further configured to be operable for relieving boredom or stress; an opening portion, the opening portion is configured to be operable for accepting a lighter; a circular indentation section disposed on a proximate center portion of the sleeve body; wherein the circular indentation implement is configured to generally secure a rotating disc implement; and a rotating disc implement, wherein the rotating disc implement is configured to significantly flush-mount against the circular indentation, wherein the rotating disc implement is further configured to customarily rotate freely against the sleeve body.

Abstract: An assembly is provided for a turbine engine. This turbine engine assembly includes a combustor wall. The combustor wall includes a shell, a heat shield and an annular body. The annular body extends through the combustor wall and at least partially defines a quench aperture along a centerline through the combustor wall. The shell defines a first cooling aperture radially outwards of the annular body relative to the centerline and is configured to direct air to impinge against a portion of the annular body between the heat shield and the shell.

Abstract: A rotating detonation combustion (RDC) system including a gas nozzle defining a first convergent-divergent nozzle providing a flow of gas at least partially along a longitudinal direction. The flow of gas defines a fluid wall defined at least partially along the longitudinal direction. A detonation chamber is defined radially inward of the fluid wall relative to a combustion center plane. A fuel-oxidizer nozzle defining a second convergent-divergent nozzle provides a flow of fuel-oxidizer mixture to the detonation chamber. The fuel-oxidizer nozzle is defined radially inward of the gas nozzle and upstream of the detonation chamber relative to the combustion center plane.

Abstract: A burner tip for fitting in a burner comprising: an air duct system; a fuel channel system open to a surrounding area; and a central air duct of the air duct system running through the burner tip surrounded by a wall structure. The wall structure comprises open pores and/or a space grid. Open pores in the wall structure and/or gaps in the grid form a connection between the central air duct and the surrounding area of the burner tip.

Abstract: A fuel injector includes a premix tube, a fuel introduction unit, and a downstream side plate. The premix tube includes a tube body and a guide part. In the tube body, a through-hole which allows communication between an internal space and an external space is formed at an upstream side end part on a side close to the inlet port. The guide part extends from an end part of the through-hole in a circumferential direction centered on an axis of the premix tube to intersect both the circumferential direction and an axial direction in which the axis extends.

Abstract: A combustion chamber for a turbine engine, in particular for an aircraft turbojet engine or turboprop engine. The combustion chamber includes a radially outer annular shroud, a radially inner annular shroud coaxial with the radially outer shroud, and an end wall connecting the radially outer shroud and the radially inner shroud. The combustion chamber further includes a first annular sealing member coaxial with said radially inner and outer shrouds. The first annular sealing member is radially interposed between the end wall and the radially outer shroud.

Abstract: The present invention provides a fire stating apparatus having a reloadable system of flammable, easily ignitable pellets. The system preferably comprises a hand held housing, with a trigger mechanism disposed on said housing and operably connected to a flame initiating component disposed inside said housing and positioned to eject ignitable pellets from the apparatus nearly simultaneously with the ignition of said pellets.

Abstract: The present invention relates to a cavity (4) for a cooking appliance (2), in particular an oven, wherein the cavity (4) comprises—cavity walls (8a, 8b, 8c, 8d) defining a cooking chamber (6) for cooking foodstuff, and—a central opening for placing foodstuff into the cooking chamber (6), characterised in that—at least one surface of at least one of the cavity walls (8a, 8b, 8c, 8d) is coated with a layer (10) comprising aluminium, wherein said layer (10) further comprises a first coating (14) being made of a enamel having a low softening point.

Abstract: The present invention discloses a range hood, during work, when the smoke deflector is opened to a maximum angle, a plurality of points fitting with a Fibonacci spiral line are arranged on a vertical section along the center of the rotary shaft of the motor, a starting point of the Fibonacci spiral line is arranged on an inner surface of the front plate below the air inlet, a top arc line at the top of the air-intake ring, a bottom arc line at the bottom of the air-intake ring are respectively tangent to a curve with a radius of Fibonacci sequence Fn-1, and an endpoint of the free edge of the smoke deflector coincides with an endpoint of a curve with a radius of Fibonacci sequence Fn. In the present invention, the smoke can more smoothly enter a smoke trapping cavity of the range hood. A sufficient residence space is provided for a large amount of smoke generated by the stove, and smoke is effectively prevented from escaping from the smoke trapping cavity.

Abstract: A cooking appliance may include a case that defines a cavity for cooking, a top plate that is disposed above the cavity and that is configured to define an external appearance of a top side of the cooking appliance, a control panel that is disposed at a front upper position of the cavity and that is configured to define an external appearance of a front side of the cooking appliance, the control panel having a knob for user operation, and a door that is disposed below the control panel and that is configured to define, along with the control panel, the external appearance of the front side of the cooking appliance, the door being configured to open or close the cavity.

Abstract: Temperature Management System for a private household or public building wherein there is one hot reservoir and one cold reservoir which are or can be coupled with at least one solar collector or outdoor heat exchanger that is installed outdoors for the purpose of heating or cooling the respective reservoir.

Abstract: An outdoor unit for an air-conditioning apparatus includes a body frame having, in a side face, an air inlet from which outside air is suctioned, the body frame including a hanger-receiving portion in an upper part, the hanger-receiving portion including a beam-like supporting part; an outdoor heat exchanger provided inside the body frame and extending along the air inlet; a hanging portion engaging with the outdoor heat exchanger; and a connecting element connecting the hanger-receiving portion and the hanging portion to each other. The outdoor heat exchanger is supported by the hanger-receiving portion through the hanging portion and the connecting element.

Abstract: An outdoor unit comprises a casing, a fan, a heat exchanger, an electrical component, a heat radiation member, and a duct. The casing is provided with an air outlet. The fan is disposed inside the casing and configured to blow air to the outside of the casing via the air outlet. The heat exchanger is disposed inside the casing at a position lower than the fan. The electrical component is disposed inside the casing at a position lower than the heat exchanger. The heat radiation member is connected to the electrical component inside the casing. The duct is configured to accommodate at least part of the heat radiation member inside the casing and extend in the vertical direction. An upper end of the duct is configured to protrude upward higher than a lower end of the heat exchanger.

Abstract: An air conditioner with an air purifying function includes a housing having an air inlet and an air outlet thereon. An air conditioning assembly and an air purifying assembly are disposed in the housing. The air conditioning assembly includes an air conditioning flue. A first fan and a heat exchanger are disposed in the air conditioning flue. The air conditioning flue connects with the air inlet and the air outlet respectively. The air purifying assembly includes an air purifying flue. A second fan and an air filter screen are disposed in the air purifying flue. The air purifying flue connects with the air inlet and the air outlet respectively.

Abstract: Embodiments provide a thermal management system for supplying stored energy for the purpose of cooling by direct mixing of a common working fluid within a thermal store in which the cooling is realised by phase via latent heat phase change of an ice slurry of the working fluid.

Abstract: A biometric air conditioning control system includes a local electronic device, an ambient air parameter sensor, a mobile device, a storage medium, and a processor. The electronic device is located in an area and includes a transceiver and a near field communication device configured to broadcast a beacon signal via the transceiver. The parameter sensor is configured to measure and output measured air parameter information. The mobile device includes a human interface device, a transceiver configured to receive the beacon signal, a biometrics sensor configured to output a measured biometric information of the occupant relative to occupant comfort. The storage medium stores thermal profile matrix data, authentication data associated with the beacon signal, and a software-based application.

Abstract: A method and a device for controlling self-cleaning of an air conditioner are provided. The method comprises: acquiring operation duration, operation status parameters and air quality parameters of an air conditioner; determining an equivalent operation duration for the air conditioner according to the operation duration, operation status parameters and air quality parameters of the air conditioner; and controlling the air conditioner to perform self-cleaning when the equivalent operation duration for the air conditioner is greater than a cleaning duration threshold value. The method may prevent a problem of delayed cleaning or premature cleaning of the air conditioner which is caused by pre-estimating a self-cleaning frequency merely according to one variable which is a booting duration.

Abstract: Provided are a method and device for controlling an air conditioner. The method comprises: acquiring a current indoor temperature in an air conditioner control region and an initial user-set temperature of the air conditioner; and adjusting the initial user-set temperature when an indoor temperature is detected to meet a preset condition, energy consumption corresponding to the adjusted set temperature being lower than energy consumption corresponding to the initial user-set temperature. The method reduces power consumption of the air conditioner while ensuring that the temperature of the air conditioner is basically in line with expectations.

Abstract: The present disclosure provides a device for controlling power supply to a heating, ventilating, and air-conditioning (HVAC) system for a building based on a target temperature. The device comprises a memory and a processor connected to the memory, wherein the processor is configured for: generating a zone-based temperature prediction model by training an artificial neural network based on a plurality of first training data; and determining a sequence of optimal to-be-supplied powers at one or more time-points after a current time-point, wherein the sequence of optimal to-be-supplied powers allows minimizing a value of a loss function associated with a difference between a sequence of predetermined target temperatures and a sequence of predicted temperatures predicted based on the zone-based temperature prediction model.

Abstract: Provided is an indoor environmental quality control device with a carbon dioxide concentration control, and more particularly an indoor environmental quality control device that is set up in indoor spaces requiring a control of carbon dioxide concentration to provide comfort indoor environments by adjusting the concentration of carbon dioxide to be acceptable for each indoor space and offering temperature and humidity controls.

Abstract: A system and method for generating a schedule for a heating, ventilation, and air-conditioning (HVAC) system based on user-defined comfort level inputs. The HVAC system includes an HVAC controller that includes an HVAC system interface usable to control one or more of the one or more HVAC components of the HVAC system and a user interface. The user interface is configured to display a comfort indication element in a comfort challenge that indicates a present comfort profile temperature set point. The comfort indication element is usable by a user of the local computing device to adjust the present comfort profile temperature set point. The HVAC controller is further configured to update a comfort profile schedule as a function of the updated present comfort profile temperature set point. Additional embodiments are described herein.

Abstract: Sensing and control apparatus for a building HVAC system includes interior and boundary sensors, such as cameras and thermal sensors, generating sensor signals conveying occupancy-related features for an area. A controller uses the sensor signals to produce an occupancy estimate and to generate equipment-control signals to cause the HVAC system to supply conditioned air to the area based on the occupancy estimate. The controller includes fusion systems collectively generating the occupancy estimate by corresponding fusion calculations, the fusion systems producing a boundary occupancy-count change based on sensor signals from the boundary sensors, an interior occupancy count based on sensor signals from the interior sensors, and the overall occupancy estimate. Fusion may be of one or multiple types including cross-modality fusion across different sensor types, within-modality fusion across different instances of same-type sensors, and cross-algorithm fusion using different algorithms for the same sensor(s).