Fine particulate matter sampling device and sampling system for aerial survey of airplane
The utility model discloses a fine particulate matter sampling device and a sampling system for aerial survey of an airplane. The device solves the problems that in the prior art, gas sampling is serious in sample loss; the problem that an airplane is modified greatly is solved; the sampling loss is...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a fine particulate matter sampling device and a sampling system for aerial survey of an airplane. The device solves the problems that in the prior art, gas sampling is serious in sample loss; the problem that an airplane is modified greatly is solved; the sampling loss is small, the monitoring standard of an atmospheric monitor is met, and the influence on the flight safety of an airplane can be reduced; according to the scheme, the utility model discloses a fine particulate matter sampling device for aerial survey of an airplane. The device comprises a bent stainless steel sampling piece, a gas inlet nozzle is arranged on one side of the sampling piece; the inlet side size of the air inlet nozzle is smaller than the outlet side size to reduce the flow rate of air; the other side, opposite to the air inlet nozzle, of the sampling piece can penetrate through an airplane opening, the sampling piece can be connected with an airplane through a connecting piece,the part, capable of bein |
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