A vehicle including at least one filter for trapping particles in a vehicle's outside surrounding air. The filter includes a first part and a second part. The first part includes a first cilia layer. An air inlet is arranged in one end of the filter. The first cilia layer is arranged to trap at least some particles in the air flowing into the filter via the air inlet when the first cilia layer is electrostatically charged by an electromagnetic field. The filter is connected to a vehicle chassis and such that one of the first and second parts faces the vehicle chassis and the other part faces ground.

An electrostatic precipitator includes a collecting electrode provided along a gas flow direction, including a plurality of openings being formed in the collecting electrode, and a discharge electrode arranged in parallel with the collecting electrode. The discharge electrode includes a plurality of corona discharge portions for corona discharge, the plurality of corona discharge portions are continuously provided in the gas flow direction, and are protruding toward only one collecting electrode of the collecting electrodes that face each other. A plurality of collecting electrodes and a plurality of discharge electrodes are alternately arranged in a direction orthogonal to a gas flow direction. In each of the upstream region and the downstream region in the gas flow direction, all of the corona discharge portions protrude in the same direction.

An electrostatic precipitator includes a collecting electrode provided along a gas flow direction, including a plurality of openings being formed in the collecting electrode, and a discharge electrode arranged in parallel with the collecting electrode. The discharge electrode includes a plurality of corona discharge portions for corona discharge, the plurality of corona discharge portions are continuously provided in the gas flow direction, and are protruding toward only one collecting electrode of the collecting electrodes that face each other. A plurality of collecting electrodes and a plurality of discharge electrodes are alternately arranged in a direction orthogonal to a gas flow direction. In each of the upstream region and the downstream region in the gas flow direction, all of the corona discharge portions protrude in the same direction.

A method of forming a collection electrode for an electrostatic charging air cleaning device. The method includes forming a slurry including a carbon black powder material, a polymeric binder material and a liquid solvent material. The method further includes applying the slurry to a substrate material. The method also includes curing the slurry to obtain a coating layer on the substrate material to form the collection electrode.

Disclosed is a filtering device for removing fine dust, the filtering device comprising: a charger including a case having one side, through which fine dust is introduced, a plurality of beam electrodes inserted into the case and spaced apart from each other along a depth direction of the case, line electrodes arranged inside the case and spaced apart from the plurality of beam electrodes, respectively, and a dust collector including a first dust collecting electrode to which a first dust collecting voltage is applied, a second dust collecting electrode to which a second dust collecting voltage is applied to generate a voltage difference with the first dust collecting electrode and a dielectric spacer disposed between the first dust collecting electrode and the second dust collecting electrode to space the first dust collecting electrode and the second dust collecting electrode apart from each other and to serve as a dielectric.

Disclosed is a filtering device for removing fine dust, the filtering device comprising: a charger including a case having one side, through which fine dust is introduced, a plurality of beam electrodes inserted into the case and spaced apart from each other along a depth direction of the case, line electrodes arranged inside the case and spaced apart from the plurality of beam electrodes, respectively, and a dust collector including a first dust collecting electrode to which a first dust collecting voltage is applied, a second dust collecting electrode to which a second dust collecting voltage is applied to generate a voltage difference with the first dust collecting electrode and a dielectric spacer disposed between the first dust collecting electrode and the second dust collecting electrode to space the first dust collecting electrode and the second dust collecting electrode apart from each other and to serve as a dielectric.

A vehicle comprising at least one filter for trapping particles in a vehicle's outside surrounding air. The filter comprises a first part and a second part. The first part comprises a first cilia layer. An air inlet is arranged in one end of the filter. The first cilia layer is arranged to trap at least some particles in the air flowing into the filter via the air inlet when the first cilia layer is electrostatically charged by an electromagnetic field. The filter is connected to a vehicle chassis and such that one of the first and second parts faces the vehicle chassis and the other part faces ground.

An electrostatic charging air cleaning device. The device includes a pre-charger configured to generate a corona discharge to electrostatically charge particulate matter in an air stream. The device further includes a separator downstream from the pre-charger configured to convey the electrostatically charged particulate matter and formed of an insulative material. The device also includes a collection electrode configured to receive and to absorb the conveyed electrostatically charged particulate matter. The collection electrode includes a substrate material and a coating layer coated onto the substrate material. The coating layer includes a carbon black material and a polymeric binder. The substrate material is a metal plate including mechanical perforations.

An air conditioning apparatus according to an aspect of the present invention includes a main body including a suction part through which air is suctioned and a discharge part through which the air suctioned through the suction part is discharged, a fan disposed in the main body to allow the air to flow, an electric charge device coupled to the main body outside the main body to charge dust in the air, and a filter device disposed between the suction part and the discharge part in the main body to collect the charged dust particles.

An air conditioning apparatus according to an aspect of the present invention includes a main body including a suction part through which air is suctioned and a discharge part through which the air suctioned through the suction part is discharged, a fan disposed in the main body to allow the air to flow, an electric charge device coupled to the main body outside the main body to charge dust in the air, and a filter device disposed between the suction part and the discharge part in the main body to collect the charged dust particles.