Mitsubishi Electric Corporation

Akane Nomura

Akira Inoue

Tadashi Saito

Yasuhiro Tanimura

Katsuya Taniguchi

Akira Morikawa

Seiji Noda

Koji Ota

Seiro Yuge

Akinori Shimizu

Yasuhiro Nakamura

Isamu Hirashiki

Ayumi Saiki

Masaki Kondo

Junichiro Horiuchi

A microwave excitation light-source device includes: a center conductor extending in an axis direction; an annular conductor having light transparency and disposed concentrically with respect to the center conductor; and an arc tube in which a luminescent material is enclosed, the arc tube being disposed so as to extend along the axis direction in an annular space created between the center conductor and the annular conductor; wherein, with respect to the arc tube, in a plane that is perpendicular to the axis direction, a single closed curve drawn along a tube wall of the arc tube intersects zero or even number of times, every line drawn from the center conductor toward the annular conductor.

Microwave excitation light-source device

A disinfecting and virus inactivating device performs disinfection treatment or inactivation treatment in a target space that a moving body enters and exits. The disinfecting and virus inactivating device includes a locus detection module configured to detect a movement locus of locations where the moving body comes into contact with respective objects or respective portions of an object in the target space, a substance generating module configured to generate a particular substance for use in the disinfection treatment or the inactivation treatment, and a transmission module configured to generate an air flow and transmit the particular substance generated by the substance generating module to the movement locus.

Disinfecting and virus inactivating device, air-conditioning apparatus including disinfecting and virus inactivating device thereon, and disinfection and virus inactivation method

A microwave-excited light source device according to the present application comprises: a center electrode that extends in an axial direction; an annular electrode that is disposed concentrically with respect to the center electrode; an arc tube that is disposed in an annular space formed between the center electrode and the annular electrode and extends along the axial direction in an elongated shape: a connection end plate to which the other pole of a microwave generation source is electrically connected; a connector that electrically connects the annular electrode and the connection end plate; and a buffer that is elastically deformed when the arc tube is subjected to an external force, thereby suppressing stress to be applied to a contact surface between the annular electrode and the connector.

Microwave-excited light source device

An air cleaner includes: a generation unit configured to discharge an electric current by being applied with a high voltage, and generate a plurality of types of discharge products; an air-sending device configured to form a flow of air, and spray the plurality of types of discharge products generated from the generation unit to a space; an estimation unit configured to estimate an amount of dust floating in the space by selecting whether an amount of dust floating in the space is a first estimation amount smaller than a predetermined threshold or is a second estimation amount larger than or equal to the predetermined threshold and larger than the first estimation amount; and a control unit configured to control a generation amount of the plurality of types of discharge products to be generated from the generation unit based on the amount of dust estimated by the estimation unit.

Air cleaner, air cleaner system, and air-conditioning apparatus

An air-conditioning apparatus that conditions introduced air includes an ultraviolet sterilizer that emits ultraviolet ray to the air. The ultraviolet sterilizer includes a sterilizing light screen forming unit that forms a screen-shaped sterilizing light screen based on the emitted ultraviolet ray.

Ultraviolet sterilizer and air conditioning apparatus using the same

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Chiyoda-ku, Japan

Akane Nomura