Abstract: Systems and methods for reducing airborne contaminants are provided. An air treatment system may include an opening and a filter assembly, a fan coupled to a sanitizing chamber, and an exhaust portion configured to release airflow that has passed through the sanitizing chamber. The fan may be configured to generate an airflow of filtered air through the sanitizing chamber, and the sanitizing chamber may include at least one bend having a total bend angle of at least 90 degrees and at least one straight channel with an array of ultraviolet (UV) light emitting diodes (LEDs) configured to irradiate the airflow with UV radiation. A ratio of a total length of the sanitizing chamber to a cross-sectional area of the sanitizing chamber may be at least 25.

Abstract: A housing of a liquid separation device that includes an inlet for the gas-liquid mixture and a set of integrated components, the set of integrated components includes a liquid separator vessel to separate liquid from the gas-liquid mixture, where the liquid separator vessel includes an entry port for the gas-liquid mixture, a liquid outlet port, and a gas outlet port. The set of integrated components further includes a set of channels, where a wall of each channel is part of the housing and the set of channels includes an inlet channel to guide the gas-liquid mixture from the inlet of the housing to the entry port of the liquid separator vessel and an outlet channel to guide gas from the gas outlet port away from the liquid separator vessel. The set of integrated components includes a liquid buffer tank that allows liquid to flow through an opening in the wall.

Abstract: An air filtration system includes a main body having a flow path; a first filter portion provided on the flow path and having a first body portion; a plurality of protrusions distributed and disposed on the first body portion; and a plurality of first through holes passing through the first body portion and interposed between the adjacent protrusions; wherein when an external fluid flows in the flow path, the external fluid passes through the protrusions first and then passes through each of the first through holes, so that the flowing external fluid is hindered by the protrusions, and thus a flow velocity at a position adjacent to the protrusions is lower than a flow velocity flowing through the first through holes, thereby vortices are respectively generated between orifices of the first through holes and the adjacent protrusions.

Abstract: An air purifier may include a main body and a floating body configured to levitate above the main body via magnetic force. The main body may include a fan to suction air, a filter to filter suctioned air, and a discharge port provided on an upper surface through which air is discharged. The floating body may be provided above the discharge port and further disperse discharged air. The main body may have a magnetic force generator to provide a magnetic force that levitates the floating body, and may also have a magnetic force adjustor configured to maintain a stable position of the floating body.

Abstract: A micro-bubble acquisition apparatus is disclosed including a first body in which a water inlet channel, a water outlet channel, a vortex cavity communicating the water inlet channel with the water outlet channel, and an air inlet channel communicated with the vortex cavity are provided. The vortex cavity has an axis offset from an axis of the water inlet channel, the vortex cavity is provided with a water inlet communicated with the water inlet channel, and the water inlet is arranged at a side of the axis of the water inlet channel away from the axis of the vortex cavity.

Abstract: An air circulation cover which provides circulation of air between the inner volume and the external environment and the yoke shaft and the sleeve yoke of the cardan shaft, and prevents the ingress of foreign matter into the inner volume. The cover has a ring-shaped main body providing air passage to the center part, a body support member that seats the main body inside the cover assembly housing, a diaphragm mounted in the center section of body support element, air slots providing air passage located on the body of diaphragm, a wide surface filter element, a filter support element and a body outer edge.

Abstract: An air purification apparatus for a vehicle includes a main body, and a solar module covering at least a portion of the main body and providing power to the main body. The main body is assembled on a sunroof of the vehicle, and includes a first passage connected with the sunroof of the vehicle. A cover plate is slidably assembled with the main body and capable of sliding along the main body to open or close the first passage. The main body further includes a purification module, an air inlet module having an air inlet passage capable of receiving air from outside the vehicle for the purification module to purify the received air, and an air outlet module having an air outlet passage configured to discharge air from inside the vehicle to outside the vehicle.

Abstract: The smart electric incense and perfume burner is a remotely controllable, electrical incense burner controllable via a smart system using Wi-Fi or Bluetooth. The burner is in the form of an orb or spherical shell, which may be placed on top of a pedestal having a battery charging circuit. The orb functions separately as a portable, battery-operated, smart electric incense and perfume burner. The orb includes an upper chamber, centrally located at the top of the orb for liquid incense or perfume. The orb also includes a lower chamber with a solid incense heater. The outer surface of the orb has a plurality of vent openings for allowing smoke from the upper and lower chambers to exit the interior of the orb. The vent openings are surrounded by multicolor LEDs and are adapted to receive elongated decorations for display.

Abstract: The present invention relates to a multilayer film for air purification and a method for manufacturing the same and, more particularly, to a multilayer film for air purification having a thin and uniform shape, thereby exhibiting a high degree of utility as a mask and an air purification filter, as well as having an excellent air purification function, and a method for manufacturing the same. The objective of the present invention is to provide a multilayer film for air purification and a method for manufacturing the multilayer film for air purification, which comprises yellow ocher-activated carbon composite particles capable of removing fine dust, bacteria, odor, VOC, etc. present in the air.

Abstract: The present invention provides a humidifier capable of preventing water generated by dew condensation of vapor from being combined with air, so that an air humidity can be stably controlled. A humidifier according to the present invention includes a storage tank that stores water, the storage tank being opened upward, a heater that heats the water in the storage tank, and a guide plate that is disposed above the storage tank, on at least one of one side and the other side in a first direction extending along a horizontal direction with respect to a center of the storage tank. The guide plate extends in an inclined manner such that an upper part thereof is positioned closer to the center of the storage tank in the first direction than a lower part thereof.

Abstract: A contaminant scrubber of a heating, ventilation, and air conditioning (HVAC) system includes a sorption cavity, a sorption inlet damper configured to receive return air from a conditioned space and into the sorption cavity, and a sorption outlet damper configured to output the return air from the sorption cavity and toward the conditioned space. The contaminant scrubber also includes an outer housing about the sorption cavity, the outer housing having a mount-facing side wall along which the sorption inlet damper and the sorption outlet damper are disposed.

Abstract: A control system for a mitigation device includes a processor and a computer-readable medium that includes instructions executable by the processor. The instructions include monitoring a first measured particulate matter (PM) level of a conditioned space. The first measured PM level includes PM having a first range of sizes. The instructions further include monitoring a second measured PM level of the conditioned space. The second measured PM level includes PM having a second range of sizes. The first and second ranges are different but overlapping. The instructions also include asserting, in response to the first measured PM level being greater than a first predetermined threshold, an activation signal. The activation signal forces operation of a fan of the mitigation device. The instructions include asserting, in response to the second measured PM level being greater than a predetermined percentage of the first measured PM level, the activation signal.

Abstract: The installation means for a device for treating, in particular humidifying and/or cleaning, a net fluid, in particular a gas, by means of a working fluid, in particular a liquid, and particularly for cooling water vapor by means of spray water and/or drip water, is provided with at least one installation package (10) of several square, waved mat elements (12) being arranged in an overlying or adjoining manner Adjacent mat elements (12) are mechanically connected to each other by pin-hole-arrangements in which pins (42) protruding from the one mat element (12) and each comprising a free end are inserted in receiving openings (34) formed in the other mat element (12). The receiving openings (34) each comprise an opening edge (36) from which a flexible clamping tongue (38) protrudes into the receiving opening (34).

Abstract: An object of the present disclosure is to improve the generation efficiency of a UFB-contained liquid in a generation apparatus having a circulation mechanism. One embodiment of the present invention is an ultra fine bubble generation apparatus including: a first tank that stores a liquid; a generation unit configured to generate an ultra fine bubble in the liquid output from the first tank; a second tank that stores the liquid output from the generation unit; and a liquid passage that inputs again the liquid stored in the second tank to the first tank, and the ultra fine bubble generation apparatus includes a blocking configuration that blocks an ultra fine bubble included in the stored liquid from being input again to the first tank.

Abstract: Provided is an ultrafine bubble generating method and an ultrafine bubble generating apparatus capable of efficiently generating a UFB-containing liquid with high purity. To this end, a flow passage inner volume is varied by using a flow passage inner volume varying element, the liquid is pressurized such that the liquid passes through a narrow portion at high speed and flows into a depressurizing area.

Abstract: A cartridge for a fragrance dispensing device includes a hollow body having an inlet and an outlet, and an accumulator for odorant composition in the hollow body. The cartridge further includes a closer for the inlet and outlet. Also disclosed is a device for dispensing fragrances, having a housing including: at least two receptacles, each removably receiving a cartridge, each receptacle including an air inlet and exhaust, connected respectively to the inlet and outlet of a cartridge and also act on the closer of a cartridge in the receptacle to move them in the open position, a generator of air flow through the receptacles between the inlet and exhaust, and a control unit controlling the air flow generator and the inlet and exhaust and ensures an independent or simultaneous dispensing of the compositions in the cartridges in variable proportions and closure of the cartridges when the apparatus is stopped.

Abstract: An air conditioning device includes a body comprising an inlet plenum portion to receive input air including vapor molecules, a spray chamber portion to receive the input air, the received input air being rigorously mixed within the spray chamber, a sprayer portion to charge a liquid droplet and to release the charged liquid droplet into the rigorously mixed air to cause the charged liquid droplet to attract a vapor molecule, such that the vapor molecule attaches to the charged liquid droplet and separates from the input air, a separation chamber portion to cause the liquid droplet with the attached vapor molecule to separate from the rigorously mixed air and to condense and collect as liquid within an outlet plenum, and an air outlet portion to direct output air from the air conditioning device, a first humidity of the output air being less than a second humidity of the input air.

Abstract: An airborne particulate suppression system is disclosed as it may be implemented for cleaning diesel particulate filter (DPF) devices. In an example, the airborne particulate suppression system includes a containment area having an air inlet to receive air containing soot and an air outlet to exhaust air cleaned of the soot. The airborne particulate suppression system includes a supply basin for a scrubbing agent. The airborne particulate suppression system also includes a coil having a plurality of spray nozzles to spray the scrubbing agent into the containment area. A pump provides the scrubbing agent to the coil at a pumping rate configured to spray the scrubbing agent from the plurality of spray nozzles and onto the air with soot to clean the air of the soot.

Abstract: The facility (1A) includes at least two treatment devices (2) each with an exchange chamber (20) intended to contain a liquid bath in the bottom part and at least one injection line (21). An aeraulic means (4), creates by suction or by blowing, simultaneously and in parallel for each treatment device (2), an incoming gas stream (F) originating from outside the exchange chambers (2) and passes through the discharge opening of the injection line (21) by being introduced into the liquid bath contained in the bottom part of the exchange chamber (20), below the surface (S) of said liquid bath. The exchange chambers (20) communicate hydraulically with one another so that when the aeraulic means (4) are shut down, each exchange chamber (20) is suitable for containing or contains, in the bottom part, an initial volume (Vinitial) of liquid, with an initial liquid level (Hinitial) that is identical in all the exchange chambers (2).

Abstract: An air conditioner includes a flow path through which air to be humidified flows, an agitating plate group, and a spray nozzle. The agitating plate group is configured by arranging agitating plates in parallel at intervals over an entire cross-section of the flow path. Each of the agitating plates has a plate width adjusted to cause a vortex downstream. The spray nozzle is disposed immediately downstream of the agitating plate group, and sprays water particles in a direction perpendicular to a flow direction of the flow path. The plate width of each of the agitating plates is adjusted to satisfy a range of a Reynolds number causing a Karman vortex within a range of used wind speeds. The air conditioner provides high humidification efficiency and high saturation efficiency.