| 蜗舌对双叶轮抽油烟机噪声和性能的影响 |
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| 引用本文： | 程勒 温建. 蜗舌对双叶轮抽油烟机噪声和性能的影响[J]. 暖通空调, 1997, 27(5): 35-36 |
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| 作者姓名： | 程勒 温建 |
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| 作者单位： | 哈尔滨工业大学 |
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| 摘 要： | 通过试验研究了蜗舌与叶轮距离对抽油烟机噪声和性能的影响，表明蜗舌与叶轮距离适当增大时，噪声明显降低，风量和风压有所降低，建议按ｔ／Ｄ２＝０．０５－０．０８选择蜗舌与叶轮距离。
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| 关 键 词： | 抽油烟机 蜗舌 噪声 性能 |
Effects of the volute tongue on noise and performance of dual fan kitchen exhaust hoods |
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| Cheng Le and Wen Jian. Effects of the volute tongue on noise and performance of dual fan kitchen exhaust hoods[J]. Journal Heating Ventilating and Airconditioning, 1997, 27(5): 35-36 |
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| Authors: | Cheng Le and Wen Jian |
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| Affiliation: | Cheng Le and Wen Jian |
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| Abstract: | Discusses the experiments on how changing of the distance between the volute tongue and the impeller affects noise and performance of the exhaust hood, indicates that when the distance increases properly,the noise decreases apparently and the discharge and pressure also decrease. |
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| Keywords: | exhaust hood volute tongue noise performance |
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