SAMPLING SYSTEM OF ENVIRONMENT CONTROL STATION Russian patent published in 2003 - IPC

Abstract RU 2196348 C1

FIELD: automatic radiation control of atmospheric air for physical and chemical composition. SUBSTANCE: sampling system has air sample intake with first dust filter, air sample electric heater, and air flow distributor connected to pump. Electric heater is made in the form of coil secured on casing and connected to current supply. Multiple-entry helical groove is made on outer side of casing to receive coils. Starting and finishing leads of each coil placed in helical groove are relatively offset through half the pitch. Electric heater is provided with filler disposed in helical groove and inserted in air duct at exit from extractor with dust filter. EFFECT: improved quality of prepared air sample due to enhanced efficiency of electric heater and better sample purity. 2 dwg

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RU 2 196 348 C1

Authors

Gorelikov V.I.

Gerasimov I.A.

Poluehktov V.P.

Tugaenko V.Ju.

Dates

2003-01-10Published

2001-06-29Filed