A filter unit for an air cleaning device includes an odor filter configured for odor neutralization and embodied as a device for plasma generation. The odor filter includes an air-permeable high-voltage electrode and an air-permeable counter electrode arranged behind one another in a direction of flow of air. Each of the air-permeable high-voltage electrode and the air-permeable counter electrode is formed by a panel element.

A filter unit for an air cleaning device includes an odor filter configured for odor neutralization and embodied as a device for plasma generation. The odor filter includes an air-permeable high-voltage electrode and an air-permeable counter electrode arranged behind one another in a direction of flow of air. Each of the air-permeable high-voltage electrode and the air-permeable counter electrode is formed by a panel element.

An electrostatic filter unit for an air cleaning device includes an ionization unit configured to ionize particles in air and to deplete odor, and a separation unit arranged downstream of the ionization unit in a direction of flow of air and configured to separate particles.

An electrostatic filter unit for an air cleaning device includes an ionization unit configured to ionize particles in air and to deplete odor, and a separation unit arranged downstream of the ionization unit in a direction of flow of air and configured to separate particles.

Provided is a particle capturing system and a particle capturing system capable of capturing even small particles to be captured in a gas phase.

The particle capturing system according to the present technology includes: an acoustic aggregation device that aggregates particles to be captured in a gas phase by applying sound waves to the particles to be captured; and an aggregate capturing device that charges particle aggregates obtained by aggregating the particles to be captured in the gas phase and captures the particle aggregates with an electrostatic force.

Provided is a particle capturing system and a particle capturing system capable of capturing even small particles to be captured in a gas phase.

The particle capturing system according to the present technology includes: an acoustic aggregation device that aggregates particles to be captured in a gas phase by applying sound waves to the particles to be captured; and an aggregate capturing device that charges particle aggregates obtained by aggregating the particles to be captured in the gas phase and captures the particle aggregates with an electrostatic force.

A closed loop filtration system includes first and second trocars providing sealed access to a body cavity, a power supply, first and second ionizer units electrically coupled to the power supply, and a filter cartridge. The filter cartridge includes an inlet in communication with the first trocar, an outlet in communication with the second trocar, a first electrode disposed downstream of the inlet of the filter cartridge, and a second electrode disposed downstream of the first electrode. The first electrode is electrically coupled to the first ionizer unit to ionize airborne particulate matter flowing therethrough. The second electrode is electrically coupled to the second ionizer unit and configured to attract the airborne particulate matter that is ionized by the first electrode.

According to an exemplary embodiment of the present disclosure, power is temporarily supplied to the basic dust collector and the first dielectric is charged with an electric charge, and then power supplying is stopped and dust-containing gas passes through a space between a plurality of basic dust collectors or a space between roll-type basic dust collectors to perform dust collection, and as a result, dust can be collected while the use of power supplied to a DC power supply unit from an external power supply is minimized, and further, dust collection efficiency can be increased by a concentration and distortion phenomenon at a portion where the first electrode forming a predetermined pattern is formed in the basic dust collector.

According to an exemplary embodiment of the present disclosure, power is temporarily supplied to the basic dust collector and the first dielectric is charged with an electric charge, and then power supplying is stopped and dust-containing gas passes through a space between a plurality of basic dust collectors or a space between roll-type basic dust collectors to perform dust collection, and as a result, dust can be collected while the use of power supplied to a DC power supply unit from an external power supply is minimized, and further, dust collection efficiency can be increased by a concentration and distortion phenomenon at a portion where the first electrode forming a predetermined pattern is formed in the basic dust collector.

An air-conditioning apparatus including an electrical precipitator part that has an electric discharge electrode having a body portion and corona discharge portions being for corona discharge and protruding from the body portion, and a collecting electrode that is provided opposite the electric discharge electrode, and an medium-efficiency particulate air filter part that is provided downstream of the electrical precipitator part , wherein the collecting electrode is a plate-shaped member, a plate surface thereof is provided parallel to a gas flow direction, and the corona discharge portion has a first corona discharge section that protrudes from the body portion at one side end of the body portion, upstream in the gas flow direction, and a second corona discharge section that protrudes from the body portion at the other side end of the body portion, downstream in the gas flow direction.