An air sanitization device is provided that utilizes radiant catalytic ionization to produce purifying plasma comprising highly oxidative molecules that greatly decrease the amount of volatile organic compounds, carbon monoxide and particulate matter within the HVAC system and the interior of transportation vehicle. The air sanitation device includes surfaces coated or impregnated with a noble alloy that comprises predominately titanium dioxide and a UV light source that directs UV light onto the surfaces of coated surfaces to generate, via the radiant catalytic ionization reaction the purifying plasma. Integration of the air sanitization device into a vehicle HVAC system greatly decreases irritant molecules within the vehicle.

An air purification device for a vehicle comprises an air inlet, an air outlet, and an air conduction volume between the air inlet and the air outlet. At least one reaction surface element is provided in the air conduction volume. At least one light source for ultraviolet light is arranged in the air conduction volume. A surface of the at least one reaction surface element comprises a catalytic material, and the at least on reaction surface element is arranged substantially in the entire air conduction volume or occupies at least 50% of the inner surface of the air purification device. The air purification device comprises a base element and a cover element. The at least one reaction surface element is integrally connected to the base element or to the cover element and comprises surface-coated rod-shaped elements protruding into the air conduction volume.

A method for purifying air within a space is provided. The method includes a controller determining whether an ON signal is received. Upon determining that the ON signal is received, the controller instructs an air sanitizer of an air sanitization system to turn ON to purify an airflow passing through the air sanitization system, and instructs an air movement fan/blower to operate in order to direct the airflow into the space. Upon determining that the ON signal is not received, the controller instructs the air movement fan/blower and the air sanitizer to be OFF.

Disclosed therein is an air conditioner for a vehicle with a photocatalytic module, which can purify air introduced into the inside of an air-conditioning case, sterilize and deodorize an evaporator and provide an optimized installation position of a photocatalytic module so that the photocatalytic module can be easily attached and detached and conveniently maintained and repaired. The air conditioner includes: an air-conditioning case having an air inflow port formed at an entrance side, air outflow ports formed at an exit side and an air passageway formed inside the air-conditioning case; an evaporator mounted on an air passageway of the air-conditioning case; an air blower for blowing inside air of the air-conditioning case; and a photocatalytic module disposed at one side of the air-conditioning case, wherein the photocatalytic module includes: a catalyst part which causes photocatalytic reaction by irradiated light to generate radicals; and at least one light source part for irradiating UV light toward the catalyst part.

The present application provides for air treatment systems for treating air input into a transportation enclosure via at least one input. The air treatment systems include at least two filters that increase in ASHRAE 52.2 Standard MERV parameters in the direction of the flow of air. The filter positioned furthest downstream is at least a parameter 8 MERV ASHRAE Standard 52.2 filter. The air treatment systems include at least one ultraviolet (UV) light emitting device, and UV light reflective material. UV light emitted from the at least one UV light emitting device irradiates at least a portion of the plurality of filters. The plurality of filters, at least one ultraviolet (UV) light emitting device, and UV light reflective material provide a dose of UV light of at least 20 J/m.sup.2 to the air input into the transportation enclosure via the at least one input.

Disclosed herein is a photocatalytic oxidation device configured for integration within a vehicle ventilation system. The device includes a frame, an ultraviolet lamp, and a cell coated with a photocatalytic material. The lamp, when activated, causes the generation of oxidizers at the cell panel. Air is passable through apertures of the cell panel and thus may be moved through the device. The device is structurally configured and dimensionally optimized to provide effective photocatalytic activity within the vehicle ventilation system without overly restricting airflow.

A seat ventilation device for vehicles which is configured to perform both an air cleaning function and a seat ventilation function, and is operated to perform one selected function. The seat ventilation device includes a base duct mounted in a seat and having an indoor outlet configured to discharge air to an interior of a vehicle, a blower assembled with the base duct, configured to intake air in the interior of the vehicle and selectively connected to the indoor outlet, a cover duct mounted on the base duct and having a seat outlet selectively connected to the blower so as to discharge air to the seat, an air cleaning module mounted on the blower so as to filter the air taken in through the blower, and an opening and closing door located in the cover duct and configured to open selectively either the seat outlet or the indoor outlet.

A decontamination system comprising an enclosure having sidewalls, the sidewalls defining a cavity; an inlet fluidly coupled to the cavity, the inlet configured to receive air into the cavity; an outlet fluidly coupled to the cavity, the outlet configured to discharge the air from the cavity; a bed scrubber located within the cavity fluidly coupled to the inlet and the outlet; the bed scrubber comprising a substrate with decontamination materials attached to the substrate; and a blower fluidly coupled to the inlet and the outlet, the blower configured to transfer air from the inlet through the bed scrubber and out the outlet.

A method of preventing air pollution in a vehicle is disclosed. Firstly, an out-car gas detection device, an in-car gas detection device and a purification device are provided to detect the air pollution and transmit a respective gas detection datum to a connection device. An in-car gas exchange system is provided for intelligently selecting and controlling a gas outside the vehicle to be introduced or not introduced into the inner space of the vehicle. The connection device receives and compares the gas detection data, so that the connection device selectively transmits a control instruction to the in-car gas exchange system and the purification device, and the air pollution in the inner space of the vehicle is exchanged and filtered, so as to provide clean, safe and breathable air.

The present invention relates to a vehicle air conditioner, and more particularly, to a vehicle air conditioner having a photocatalyst module, which provides an optimal design location or a mounting structure in which the photocatalyst module is mounted on an upper surface of a duct, the upper surface of the duct has a predetermined inclination with respect to a floor surface, and the photocatalyst module is mounted on a left/right independent air conditioner.