Samsung Electronics Co., Ltd.

Seiro Yuge

Kazutoshi Takenoshita

Daisuke Fukuoka

Manabu Takezawa

Makoto Miyamoto

Yoko Nakayama

Yuki Kumagai

Yukika Yamada

Yasuhiko Kochiyama

Hideo Nojima

Myung Chul Kim

The present disclosure relates to an electrostatic charger and an electrostatic precipitator securing a wide space for charging suspended fine particles contained in a processing airflow. The electrostatic charger includes a discharge electrode formed of a plurality of fibrous conductors and provided to generate and diffuse ions by a discharge, a ground electrode maintained at a ground potential and provided to attract the ions generated and diffused by the discharge electrode to charge suspended fine particles contained in a processing airflow by the ions, where the discharge electrode is disposed between the ground electrodes in the processing airflow, and all or at least a part of the plurality of fibrous conductors of the discharge electrode are disposed on a downstream side of the processing airflow further than an end portion of the ground electrode on the most upstream side of the processing airflow.

Electrostatic charger and electrostatic precipitator

Disclosed herein is a charging apparatus and precipitator. The charging apparatus includes a plurality of counter electrodes formed in a plate shape and arranged in a direction intersecting with a ventilation direction to allow respective surfaces thereof to follow the ventilation direction, and a plurality of high voltage electrodes formed in a wire shape and installed between the plurality of counter electrodes. The plurality of counter electrodes includes a first counter electrode having a first electrode area, and a second counter electrode having a second electrode area less than the first electrode area. The first counter electrode and the second counter electrode are alternately arranged.

Charging apparatus and precipitator

Disclosed herein is provide an electrostatic precipitator capable of allowing a charger to be thin while suppressing ozone generation. The electrostatic precipitatorincludes a chargerprovided with a high voltage electrodereceiving a high voltage from a high voltage generating circuitand a counter electrodefacing the high voltage electrodeand receiving a reference voltage from the high voltage generating circuit, and configured to charge suspended particles by generating a discharge between the high voltage electrodeand the counter electrode; and a dust collectordisposed in the downstream side of an air flow direction of the chargerand configured to collect the suspended particles charged by the charger

Electrostatic precipitator

Generated amount of active species is increased, and dew formation or moisture attachment hardly occurs on a dielectric layer. A plasma generating apparatus including a pair of electrodes, wherein a dielectric layer is arranged on at least one of surfaces of the electrodes facing each other, plasma discharge occurs as a predetermined voltage is applied to the electrodes, and a coating film is arranged on a surface of the dielectric layer.

Plasma generating apparatus and plasma generating method

The purpose of the present invention is to minimize ozone production while increasing the production of an active species. The plasma generating device () comprises: a pair of electrodes () in which dielectric films () are disposed on at least one opposing face; voltage application means () for applying a pulse voltage across the electrodes () to bring about a plasma discharger; and fluid circulation holes () that are disposed in locations corresponding to the electrodes (), respectively, and that are configured to pass entirely therethrough. The plasma generating device is also configured such that a fluid passing through the fluid circulation holes () comes into contact with the plasma, generating ions or radicals, wherein the voltage applying means () varies the peak value and/or the pulse width of the pulse voltage applied across the electrodes ().

Growing community of inventors

Yokohama, Japan

Seiro Yuge