<?xml version="1.1" encoding="utf-8"?>
<article xsi:noNamespaceSchemaLocation="http://jats.nlm.nih.gov/publishing/1.1/xsd/JATS-journalpublishing1-mathml3.xsd" dtd-version="1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><front><journal-meta><journal-id journal-id-type="publisher-id">ETR</journal-id><journal-title-group><journal-title>Educational Theory and Research</journal-title></journal-title-group><issn>2995-3448</issn><eissn>2995-3456</eissn><publisher><publisher-name>Art and Technology</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.61369/ETR.2025320033</article-id><article-categories><subj-group subj-group-type="heading"><subject>Article</subject></subj-group></article-categories><title>不同蒸发冷凝段长度比下乙烷脉动热管传热性能研究</title><url>https://artdesignp.com/journal/ETR/3/32/10.61369/ETR.2025320033</url><author>黄晶晶,陈贝贝,陈曦</author><pub-date pub-type="publication-year"><year>2025</year></pub-date><volume>3</volume><issue>32</issue><history><date date-type="pub"><published-time>2025-08-08</published-time></date></history><abstract>针对斯特林低温冰箱传热效率优化问题，本文开展脉动热管蒸发段与冷凝段长度比对其传热性能的实验研究。搭建实验测试台，在蒸发段、绝热段与冷凝段总长度恒定的条件下，固定冷凝段长度为 40 mm，设置蒸发段长度比 1:1、3:1、6:1，探究不同结构参数下脉动热管的传热特性。结果表面：在蒸发段冷凝段长度比为 1:1 和 3:1 的最佳加热功率为 30 W ，脉动热管在蒸发段冷凝段长度比为6:1 的最佳加热功率为25 W。</abstract><keywords>乙烷脉动热管,长度比,加热功率</keywords></article-meta></front><body/><back><ref-list><ref id="B1" content-type="article"><label>1</label><element-citation publication-type="journal"><p>[1]Ji Y L, Wu M K, Feng Y M, et al. An experimental investigation on the heat transfer performance of a liquid metal high-temperature oscillating heat pipe[J]. International Journal of Heat and Mass Transfer, 2020, 149(4):119198.[2] Cezary C, Andrzej I. N, Przemysław B, et al. Experimental study on a large scale pulsating heat pipe operating at high heat loads, different adiabatic lengths and various filling ratios of acetone, ethanol, and water[J]. Applied Thermal Engineering, 2020,165(2):114534.[3] 王小鑫, 王博, 陈阳正, 等. 基于电容层析成像技术重构图像的两相流流型识别[J]. 计量学报, 2020, 41(08):942-946.[4] 龚志明, 王瑞祥, 邢美波. CTAB表面活性剂脉动热管性能研究[J], 2020, 48(1):14-20.[5]邢美波, 王瑞祥. 表面活性剂对脉动热管传热特性的影响[J], 2020, 20(3):14-17.[6]Sagar K R, Naik H B, Mehta H B, et al. Numerical study of liquid nitrogen based pulsating heat pipe for cooling superconductors[J]. International Journal of Refrigertion, 2021, 122(2):33-46.[7]刘建红,刘栋,阎天海,等.脉动热管换热器传热性能试验研究[J].长春工程学院学报(自然科学版),2023,24(04):69-73.[8] 李亚东,纪玉龙,庾春荣,等.R32脉动热管传热性能实验研究[J].工程热物理学报,2024,45(09):2736-2741.[9] 毕天朔,吕晏,邵轩,等.多通路并联式脉动热管热开关特性研究[J].制冷学报,2025,46(03):138-144.[10]杨鑫,纪玉龙.高温脉动热管的传热特性及传热极限可视化实验研究[J].原子能科学技术,2025,59(03):558-565.</p><pub-id pub-id-type="doi"/></element-citation></ref></ref-list></back></article>
