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¡¡¡¡In thispaper£¬theconcept design of tank's breather valve is posed£¬and the design concepton control object£¬primarydesign considerations£¬on£¯off behavior andfunction extension of breather valve are discussed£®It is pointed out that the designof breather valve should really start from the vapor tight operation of tank andbe based on the maximum air flowrate producing from the breathing of tank£¬improve the on£¯off behavior ofbreathing valve£¬andhas a in-line monitoring function£¬which is a new design train of thought of tank¬ðs breather valve£®
¡¡¡¡Subject Headings£ºoil tank£¬breather valve£¬design
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