An air dust removal system (101) includes a dust removal system inlet, a dust removal system outlet, and an electric field device (1014). The electric field device (1014) has an electric field device inlet (1011), an electric field device outlet, a dust removal electric field cathode (10142), and a dust removal electric field anode (10141). The dust removal electric field cathode (10142) and the dust removal electric field anode (10141) generates an ionizing dust removal electric field. The dust removal electric field anode (10141) has a first anode portion (101412) and a second anode portion (101411). The first anode portion (101412) is close to the inlet of the electric field device (1014), and the second anode portion (101411) is close to the outlet of the electric field device (1014). At least one insulating mechanism (1015) is provided between the first anode portion (101412) and the second anode portion (101411).

A system for removing dust from air (101) includes a dust removal system inlet (1011), a dust removal system outlet, and an electric field apparatus (1014). The electric field apparatus (1014) has an electric field apparatus inlet (3085), an electric field apparatus outlet (3088), a dust removal electric field cathode (3081) and a dust removal electric field anode (3082). The dust removal electric field cathode (3081) and the dust removal electric field anode (3082) are used to generate an ionization dust removal electric field. By means of the present system for removing dust from air (101), particulate matter can be effectively removed from air.

An air dust removal system (101) and method, comprising a dust removal system inlet, a dust removal system outlet, and an electric field device. The electric field device comprises an electric field device inlet (1011), an electric field device outlet (1012), a dust removal electric field cathode (10142), and a dust removal electric field anode (10141). The dust removal electric field cathode (10142) and the dust removal electric field anode (10141) are used to generate an ionizing dust removal electric field. The present air dust removal system (101) and method may effectively remove particulate matter from the air.

Abstract: An air dust removal system (101), comprising a dust removal system inlet, a dust removal system outlet, and an electric field device (1014). The electric field device (1014) comprises an electric field device inlet (1011), an electric field device outlet, a dust removal electric field cathode (10142) and a dust removal electric field anode (10141), the dust removal electric field cathode (10142) and the dust removal electric field anode (10141) being used for generating an ionizing dust removal electric field. The dust removal electric field anode (10141) comprises a first anode portion (101412) and a second anode portion (101411), the first anode portion (101412) being close to the electric field device inlet (1011), the second anode portion (101411) being close to the electric field device outlet, and at least one cathode support plate (10143) being provided between the first anode portion (101412) and the second anode portion (101411). The air dust removal system (101) is able to effectively remove particulate matters in the air.

An air dust removing method, comprising the follow steps: providing an electret element (205) in a position without dust in an electric field when an ionization dust removing electric field has a power-on driving voltage; when the ionization dust removing electric field has no power-on driving voltage, using the electret element (205) to absorb particulate matters in the air.

A method for reducing dust removal electric field couplings, comprising the following steps: selecting a dust removal electric field anode and/or dust removal electric field cathode parameter to reduce a number of electric field couplings. A dust removal electric field anode and/or dust removal electric field cathode size is selected so that the number of electric field couplings is less than or equal to 3. The number of electric field couplings is reduced, electric field energy consumption is low, electric field coupling consumption for an aerosol, water mist, oil mist and loose smooth particulate matter is reduced, and electric field energy is saved

A system for removing dust in air (101) comprises a dust removal system inlet (1011), a dust removal system outlet, and an electric field device (1014). The electric field device (1014) comprises an electric field device inlet (3085), an electric field device outlet (3088), a dust removal electric field cathode (3081), and a dust removal electric field anode (3082). The dust removal electric field cathode (3081) and the dust removal electric field anode (3082) are configured to generate an ionizing dust removal electric field. The electric field device (1014) further comprises an auxiliary electric field unit. The ionizing dust removal electric field comprises a flow channel (3086). The auxiliary electric field unit is configured to generate an auxiliary electric field that is not perpendicular to the flow channel (3086). The system for removing dust in air (101) can effectively remove particles in the air.

A covering includes an outer material, a plurality of conductive-fibers, and a fastening material. The outer material includes a front surface and a back surface and the conductive-fibers are disposed between the front surface and the back surface. The conductive-fibers are configured to receive a voltage that causes the conductive-fibers to repel and remove dust from the front surface of the outer material. The fastening material is coupled to the back surface of the outer material and facilitates releasably attaching the outer material to an article.

A device for manufacturing an electrode assembly for removing foreign particles through air is provided. The device includes a winding portion; an electrode transfer line; an air blower installed on a top portion of the device and blowing air to a bottom portion of the device; and an outlet for discharging air moved to the bottom portion by the air blower.

The disclosure includes an outer electrode and an inner electrode. The outer electrode defines an inner volume and is configured to receive injected electrons through at least one aperture. The inner electrode positioned in the inner volume. The outer electrode and inner electrode are configured to confine the received electrons in orbits around the inner electrode in response to an electric potential between the outer electrode and the inner electrode. The apparatus does not include a component configured to generate an electron-confining magnetic field.