【Daily Topic】【HVAC Version 20170531】
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Participation reward: 2 Wealth. Correct reward: 6 Wealth (please hide the answer.) Method: Advanced mode -- click the icon that combines a lock and a basket -- add hidden content -- submit). Note: Replies that are not hidden will no longer be rated starting from today. Multiple-choice question: A residential building has 160 households, with an average of 3.5 people per household. The water consumption standard is 250 l/(person·day), and the hourly variation coefficient kh is 2.4. If a vertical air-charged pressure water supply system is to be used, what should be the total volume of the pressure tank? ( ) A. 2.0 m3 B. 5.8 m3 C. 8.8 m3 D. 10.8 m3 B
A residential building has 160 households, with an average of 3.5 people per household. The water consumption standard is 250 l/(person·day), and the hourly variation coefficient kh is 2.4. If a vertical air-charged pressure water supply system is to be used, then the total volume of the pressure tank should be ( B ). A. 2.0m3 B. 5.8m3 C. 8.8m3 D. 10.8m3