A electrostatic precipitator includes a charger configured to charge foreign substances introduced thereinto, and a dust collecting sheet on which the charged foreign substances are collected, The dust collecting sheet includes a first electrode, a second electrode spaced apart from the first electrode to face the first electrode and on which the foreign substances passed through the charger are collected, a first power connector electrically connected to the first electrode so as to apply a voltage to the first electrode, a second power connector electrically connected to the second electrode so as to apply a voltage having a potential difference with the first electrode, to the second electrode, and a third power connector additionally electrically connected to the second electrode to apply additional voltage to allow the second electrode to generate heat.

The present disclosure relates to a fine dust removal system including a conductive filter module, and more particularly, to a fine dust removal system having a conductive filter module which includes a cylindrical conductive filter to thereby implement high fine dust removal efficiency with low pressure loss and which can be easily, generally applied to and used in an air cleaner to be installed in windows or in an independent indoor air cleaner.

The present disclosure relates to a fine dust removal system including a conductive filter module, and more particularly, to a fine dust removal system having a conductive filter module which includes a cylindrical conductive filter to thereby implement high fine dust removal efficiency with low pressure loss and which can be easily, generally applied to and used in an air cleaner to be installed in windows or in an independent indoor air cleaner.

A system for the purification of the particulate present in fumes and in exhaust gases in combustion processes comprises an Ionizing Part (PI) and a Collection Pan (PR). The Ionizing Part (PI) comprises a perforated portion (40, 50) with at least one electron emitter in the holes (42, 52), consisting of one or more tips (P) to which a negative voltage is applied to create an electron cloud. The negative power supply is provided by a constant voltage generator. The fumes and exhaust gases arc passed through the Ionizing Part (PI) to transfer a negative charge to the particles of the particulate present in the flow of fumes and exhaust gases. The Collection Part (PR) comprises a plurality of positively loaded facing and spaced plates (22b) interposed with a plurality of shield plates (20b) to which no voltage is applied and are not connected to ground, to collect the particles of particulate previously negatively charged.

A system for the purification of the particulate present in fumes and in exhaust gases in combustion processes comprises an Ionizing Part (PI) and a Collection Pan (PR). The Ionizing Part (PI) comprises a perforated portion (40, 50) with at least one electron emitter in the holes (42, 52), consisting of one or more tips (P) to which a negative voltage is applied to create an electron cloud. The negative power supply is provided by a constant voltage generator. The fumes and exhaust gases arc passed through the Ionizing Part (PI) to transfer a negative charge to the particles of the particulate present in the flow of fumes and exhaust gases. The Collection Part (PR) comprises a plurality of positively loaded facing and spaced plates (22b) interposed with a plurality of shield plates (20b) to which no voltage is applied and are not connected to ground, to collect the particles of particulate previously negatively charged.

A system for the purification of the particulate present in fumes and in exhaust gases in combustion processes, comprising an Ionizing Part (PI) and a Collection Part (PR), wherein the Ionizing Part (PI) comprises a perforated portion (40, 50) with at least one electron emitter inside the holes (42, 52) consisting of one or more tips (P) to which a high negative voltage is applied to create an electron cloud, wherein said negative supply is provided by a constant voltage generator, in which the fumes and exhaust gases are passed through the Ionizing Part (PI) to transfer a negative charge to the particles of particulate present in the flow of the fumes and exhaust gases, and wherein the Collection Part (PR) comprises a plurality of metal pipes (20) positively charged to collect the particles of particulate previously negatively charged.

A system for the purification of the particulate present in fumes and in exhaust gases in combustion processes, comprising an Ionizing Part (PI) and a Collection Part (PR), wherein the Ionizing Part (PI) comprises a perforated portion (40, 50) with at least one electron emitter inside the holes (42, 52) consisting of one or more tips (P) to which a high negative voltage is applied to create an electron cloud, wherein said negative supply is provided by a constant voltage generator, in which the fumes and exhaust gases are passed through the Ionizing Part (PI) to transfer a negative charge to the particles of particulate present in the flow of the fumes and exhaust gases, and wherein the Collection Part (PR) comprises a plurality of metal pipes (20) positively charged to collect the particles of particulate previously negatively charged.

An electrostatic precipitator is provided capable of preventing a reduction in dust collection effect of ionic wind, and increasing dust collection efficiency. The electrostatic precipitator includes: a plurality of collecting electrodes (4) in the form of circular pipes arranged at predetermined intervals in a direction orthogonal to a longitudinal direction of the electrodes; and a plurality of protrusions (5a) protruding toward the collecting electrodes (4) and arranged offset in parallel with the orthogonal direction. An equivalent diameter of a cross section of the collecting electrode (4) is 30 mm to 80 mm. An opening ratio of the collecting electrodes (4) arranged at predetermined intervals is 10% to 70%.

An electrostatic precipitator is provided capable of preventing a reduction in dust collection effect of ionic wind, and increasing dust collection efficiency. The electrostatic precipitator includes: a plurality of collecting electrodes (4) in the form of circular pipes arranged at predetermined intervals in a direction orthogonal to a longitudinal direction of the electrodes; and a plurality of protrusions (5a) protruding toward the collecting electrodes (4) and arranged offset in parallel with the orthogonal direction. An equivalent diameter of a cross section of the collecting electrode (4) is 30 mm to 80 mm. An opening ratio of the collecting electrodes (4) arranged at predetermined intervals is 10% to 70%.

The present invention relates to an electrification device and an electrical dust collecting apparatus including the same capable of adsorbing and filtering fine dust included in air in an air conditioning apparatus such as an air conditioner or an air cleaner, and more particularly, to an electrification device and an electrical dust collecting apparatus including the same capable of improving dust collecting efficiency by performing stable electrification at an accurate position using an electrification electrode in which an electrification pin and an electrode rod are formed integrally with each other.