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公开(公告)号：US20230056602A1
公开(公告)日：2023-02-23
申请号：US17682858
申请日：2022-02-28
Applicant: SAMSUNG ELECTRONICS CO., LTD. , IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
Inventor： Ilhwan KIM , Sejin YOOK , Gibong SUNG , Seokwhan CHUNG
Abstract: According to an aspect of an embodiment, a fine dust measurement module includes a fluid inlet into which fluid including fine dust with particles of various diameters is flowed, a first channel through which, of the fine dust introduced through the fluid inlet, first fine dust with particles having a diameter greater than or equal to a first diameter passes, a second channel through which, of the fine dust introduced through the fluid inlet, second fine dust with particles having a diameter less than the first diameter passes, a flow ratio control nozzle arranged in the first channel and configured to control a flow ratio between fluid flowing into the first channel and fluid flowing into the second channel, and a fine dust sensor configured to sense fine dust flowing into the second channel.
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公开(公告)号：US20240118183A1
公开(公告)日：2024-04-11
申请号：US18375289
申请日：2023-09-29
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Ilhwan KIM , Gibong SUNG , Sejin YOOK , Seokwhan CHUNG , Kwangwook CHOI
Abstract: A fine dust measurement module includes a fluid inlet through which a fluid including fine dust is introduced, a first channel through which first fine dust having at least a first diameter, among the fine dust introduced into the fluid inlet, passes, a second channel through which second fine dust having a second diameter that is less than the first diameter, among the fine dust introduced into the fluid inlet, passes, a fine dust detection sensor for sensing fine dust flowing into the second channel, a heater above the fine dust detection sensor, and an orifice upstream of a flow of the second fine dust from the fine dust detection sensor and the heater.
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