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Author:

杨冬 (杨冬.) | 王思洋 (王思洋.) | 黄宏伟 (黄宏伟.) | 张世宏 (张世宏.) | 李凯 (李凯.)

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incoPat WF

Abstract:

本发明涉及一种具有弧形过渡截面肋片的宽负荷锅炉水冷壁内螺纹管,包括管体,及在管体内壁面呈螺旋状布置的内螺纹肋片,所述内螺纹肋片的横截面形状为等腰梯形,其侧面与肋片顶面和管体的连接面为弧形截面;所述内螺纹管可以用于设计制造宽负荷锅炉所需的垂直管圈水冷壁,水冷壁管圈进口不需要布置节流孔圈,锅炉质量流速范围为中低质量流速300~1300kg/(m<sup>2</sup>·s)。本发明能够强化内螺纹管的传热能力,特别是在中低质量流速下的传热能力,使超超临界锅炉低负荷下的传热特性得到改善;同时,降低锅炉的流动阻力,减小给水泵的耗功,促进电厂节能降耗。

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Patent Info :

Type: 发明专利

Patent No.: CN201611180174.6

Filing Date: 2016-12-19

Publication Date: 2017-03-22

Pub. No.: CN106524814A

Applicants: 西安交通大学;;国家电投集团河南电力有限公司技术信息中心

Legal Status: 在审

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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