Article(id=1189584024768078060, tenantId=1146029695717560320, journalId=1146119989267898375, issueId=1189584023958577387, articleNumber=null, orderNo=null, doi=10.7654/j.issn.2097-1974.20250314, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1729958400000, receivedDateStr=2024-10-27, revisedDate=1748534400000, revisedDateStr=2025-05-30, acceptedDate=null, acceptedDateStr=null, onlineDate=1761548532905, onlineDateStr=2025-10-27, pubDate=1750780800000, pubDateStr=2025-06-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1761548532905, onlineIssueDateStr=2025-10-27, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1761548532905, creator=13701087609, updateTime=1761548532905, updator=13701087609, issue=Issue{id=1189584023958577387, tenantId=1146029695717560320, journalId=1146119989267898375, year='2025', volume='48', issue='3', pageStart='1', pageEnd='106', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1761548532712, creator=13701087609, updateTime=1761549224040, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1189586923627738079, tenantId=1146029695717560320, journalId=1146119989267898375, issueId=1189584023958577387, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1189586923627738080, tenantId=1146029695717560320, journalId=1146119989267898375, issueId=1189584023958577387, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=100, endPage=106, ext={EN=ArticleExt(id=1189584025149759728, articleId=1189584024768078060, tenantId=1146029695717560320, journalId=1146119989267898375, language=EN, title=Simulation and Experimental Research on Servo-valve Jet-deflector Hydraulic Amplifier, columnId=1189584025061679343, journalTitle=Missiles and Space Vehicles, columnName=Advanced Servo Technology, runingTitle=null, highlight=null, articleAbstract=
Jet-deflector servo-valve is known for high resistance to contamination and is widely used in aerospace where reliability is critical. However, the internal structure of jet-deflector device is very complex which makes it more challenging to a performance indication. When Computational Fluid Dynamics is introduced into an analysis of a jet-deflector servo valve, the dispersion of experimental data is always intolerable for a precise verification because of manufacturing or assembling accuracy. In this research, a distribution of experimental results is presented. After a comparison of different turbulence models, the low Reynolds number k-ε model shows more precision in pressure characteristic analysis of jet-deflector device.
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偏导射流式伺服阀抗污染能力较强,广泛应用于航空航天领域。但由于偏导射流液压放大器内部几何形状复杂,为非节流式液压放大器,对输出特性的预估较为困难,设计分析中较为依赖计算流体力学仿真分析。由于加工及装配精度因素影响,试验中特性往往具有较大的散布,对流场仿真模型的验证造成了困难。对偏导射流液压放大器压力特性进行了试验及数据统计,分析了不同流体力学仿真模型对压力特性预估的准确性,验证了低雷诺数k-ε模型在偏导射流液压放大器性能预估中具有更好的计算精度。
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张恒轩(1986—),男,高级工程师,主要研究方向为液压元件设计与仿真技术。
潘 英(1992—),女,工程师,主要研究方向为伺服阀设计与仿真技术。
陈俊光(2000—),男,硕士研究生,主要研究方向为伺服阀数字化设计与仿真技术。
姬 腾(1989—),男,高级工程师,主要研究方向为伺服阀试验技术。
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张恒轩(1986—),男,高级工程师,主要研究方向为液压元件设计与仿真技术。
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张恒轩(1986—),男,高级工程师,主要研究方向为液压元件设计与仿真技术。
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潘 英(1992—),女,工程师,主要研究方向为伺服阀设计与仿真技术。
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陈俊光(2000—),男,硕士研究生,主要研究方向为伺服阀数字化设计与仿真技术。
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姬 腾(1989—),男,高级工程师,主要研究方向为伺服阀试验技术。
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k-ε模型), Keyword(id=1189584378054304223, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, orderNo=5, keyword=低雷诺数)], refs=[Reference(id=1189584380587663882, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, doi=null, pmid=null, pmcid=null, year=2015, volume=null, issue=1, pageStart=1, pageEnd=7, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=訚耀保, 张鹏, 岑斌, journalName=中国工程机械学报, refType=null, unstructuredReference=訚耀保, 张鹏, 岑斌. 偏转板射流伺服阀前置级流场分析[J].
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Principle of jet-deflector servo-valve, figureFileSmall=obpjFxuJzuhq43rh+8R4+Q==, figureFileBig=356q7lj+wo183NcOg3EdjQ==, tableContent=null), ArticleFig(id=1189584378217882081, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图1, caption=
偏导射流式伺服阀原理 1—力矩马达;2—滑阀阀芯;3—压力入口;4—左接收腔;5—射流盘;6—偏转板;7—右接收腔。
, figureFileSmall=obpjFxuJzuhq43rh+8R4+Q==, figureFileBig=356q7lj+wo183NcOg3EdjQ==, tableContent=null), ArticleFig(id=1189584378402431458, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.2, caption=
Structure of the servo-valve jet-deflector hydraulic amplifier, figureFileSmall=hVLqkkphsI/1hnNafg20fg==, figureFileBig=uj77/+EJXAKZ4aAlDeb0Vw==, tableContent=null), ArticleFig(id=1189584378482123235, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图2, caption=
偏导射流前置液压放大器结构 1—射流盘;2—反馈杆上作为偏转板的导流槽。
, figureFileSmall=hVLqkkphsI/1hnNafg20fg==, figureFileBig=uj77/+EJXAKZ4aAlDeb0Vw==, tableContent=null), ArticleFig(id=1189584378545037796, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.3, caption=
The secondary jet principle of the servo-valve jet-deflector hydraulic amplifier, figureFileSmall=+q5LJIy+wXMaw2JuEM/p2Q==, figureFileBig=/NByDEJ2CDLGawMddAyruQ==, tableContent=null), ArticleFig(id=1189584378616340965, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图3, caption=
偏导射流液压放大器的二次射流原理, figureFileSmall=+q5LJIy+wXMaw2JuEM/p2Q==, figureFileBig=/NByDEJ2CDLGawMddAyruQ==, tableContent=null), ArticleFig(id=1189584378679255526, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.4, caption=
Geometrical structure and dimensional parameters of the jet-deflector flow field, figureFileSmall=w1+IbwIyDidmgQBIH0VPMg==, figureFileBig=TYdrbZfsozyGT6aag957eg==, tableContent=null), ArticleFig(id=1189584378742170087, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图4, caption=
偏导射流流场几何结构及尺寸参数, figureFileSmall=w1+IbwIyDidmgQBIH0VPMg==, figureFileBig=TYdrbZfsozyGT6aag957eg==, tableContent=null), ArticleFig(id=1189584378821861864, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.5, caption=
Turbulent Reynolds number Re T distribution in the flow field of the jet-deflector hydraulic amplifier, figureFileSmall=0ZEmClfTLjDAub5xZcmlyg==, figureFileBig=5Tctd3KvVjD1I03WRlVsqw==, tableContent=null), ArticleFig(id=1189584378939302377, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图5, caption=
偏导射流液压放大器流场的紊流雷诺数Re T分布, figureFileSmall=0ZEmClfTLjDAub5xZcmlyg==, figureFileBig=5Tctd3KvVjD1I03WRlVsqw==, tableContent=null), ArticleFig(id=1189584379027382762, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.6, caption=
Velocity cloud of the simulated flow field of the jet-deflector hydraulic amplifier, figureFileSmall=tdhEgk3AkfyqQjGgYk9XPw==, figureFileBig=gOEhpAL2EooSr+OXdG++rQ==, tableContent=null), ArticleFig(id=1189584379094491627, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图6, caption=
偏导射流液压放大器流场仿真速度云图, figureFileSmall=tdhEgk3AkfyqQjGgYk9XPw==, figureFileBig=gOEhpAL2EooSr+OXdG++rQ==, tableContent=null), ArticleFig(id=1189584379165794796, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.7, caption=
Simulation results of pressure characteristics of the jet-deflector hydraulic amplifier, figureFileSmall=54sm4yyaN9u1Y26LoGHNlQ==, figureFileBig=QdDsS5KBoFufsjYq/N1WUw==, tableContent=null), ArticleFig(id=1189584379228709357, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图7, caption=
偏导射流液压放大器压力特性仿真结果, figureFileSmall=54sm4yyaN9u1Y26LoGHNlQ==, figureFileBig=QdDsS5KBoFufsjYq/N1WUw==, tableContent=null), ArticleFig(id=1189584379300012526, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.8, caption=
The experimental platform and test samples of servo-valve hydraulic amplifier, figureFileSmall=CM6nqy5m2LVqt8wzfs7Lrw==, figureFileBig=7tV9YFT3Qft2sMzyG9CsgQ==, tableContent=null), ArticleFig(id=1189584379371315695, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图8, caption=
伺服阀液压放大器测试台及测试样件, figureFileSmall=CM6nqy5m2LVqt8wzfs7Lrw==, figureFileBig=7tV9YFT3Qft2sMzyG9CsgQ==, tableContent=null), ArticleFig(id=1189584379446813168, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.9, caption=
The hydraulic principle of servo-valve experimental platform, figureFileSmall=JuK6wxUqM4+s/0AeB43OAg==, figureFileBig=AaWwYDwhTsJNCC7T0HJU2g==, tableContent=null), ArticleFig(id=1189584379534893553, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图9, caption=
伺服阀测试台液压原理 V—调压器;V2—回油阀;V3—溢流阀;T—温度计;Pa、P1、P2—压力表。
, figureFileSmall=JuK6wxUqM4+s/0AeB43OAg==, figureFileBig=AaWwYDwhTsJNCC7T0HJU2g==, tableContent=null), ArticleFig(id=1189584379602002418, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.10, caption=
Distribution of median pressure data for jet-deflector hydraulic amplifier, figureFileSmall=vnf9Jpby9kCuSTjR/oo6Kw==, figureFileBig=n7TWC750aZl02daaJET0Ow==, tableContent=null), ArticleFig(id=1189584379677499891, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图10, caption=
偏导射流液压放大器中位压力数据分布, figureFileSmall=vnf9Jpby9kCuSTjR/oo6Kw==, figureFileBig=n7TWC750aZl02daaJET0Ow==, tableContent=null), ArticleFig(id=1189584379782357492, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Fig.11, caption=
Comparison of simulation and test results of the jet-deflector hydraulic amplifier, figureFileSmall=22rFQpuLV86fsrmmIfVJsA==, figureFileBig=MmDwurDsgv6pUhvw8ULWCg==, tableContent=null), ArticleFig(id=1189584379866243573, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=图11, caption=
偏导射流液压放大器仿真与试验结果对比, figureFileSmall=22rFQpuLV86fsrmmIfVJsA==, figureFileBig=MmDwurDsgv6pUhvw8ULWCg==, tableContent=null), ArticleFig(id=1189584379962712567, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Tab.1, caption=
Comparison of low Reynolds number damping function forms
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | f 1 | f 2 | fμ |
| L-S | 1 | | |
| Abid | 1 | | |
| Shih | 1 | | |
), ArticleFig(id=1189584380034015738, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=表1, caption=
低雷诺数阻尼函数形式比较
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | f 1 | f 2 | fμ |
| L-S | 1 | | |
| Abid | 1 | | |
| Shih | 1 | | |
), ArticleFig(id=1189584380138873340, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Tab.2, caption=
Comparison of median pressure simulation results under different models
, figureFileSmall=null, figureFileBig=null, tableContent=
| 网格单元数 | 低雷诺数k-ε模型(Abid) | 标准k-ε模型 |
| 标准壁面函数 | 增强壁面函数 |
| 634 814 | — | 2.51 | 2.02 |
| 1 350 942 | 3.32 | 2.83 | 2.07 |
| 3 259 943 | 3.28 | 2.03 | 1.97 |
), ArticleFig(id=1189584380218565119, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=表2, caption=
不同模型下中位压力仿真结果对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 网格单元数 | 低雷诺数k-ε模型(Abid) | 标准k-ε模型 |
| 标准壁面函数 | 增强壁面函数 |
| 634 814 | — | 2.51 | 2.02 |
| 1 350 942 | 3.32 | 2.83 | 2.07 |
| 3 259 943 | 3.28 | 2.03 | 1.97 |
), ArticleFig(id=1189584380294062593, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Tab.3, caption=
Comparison of simulation results of median pressure with different damping functions
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | 中位压力仿真值/MPa |
| L-S | 3.23 |
| Abid | 3.28 |
| Shih | 3.23 |
), ArticleFig(id=1189584380356977156, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=表3, caption=
不同阻尼函数下中位压力仿真结果对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 模型 | 中位压力仿真值/MPa |
| L-S | 3.23 |
| Abid | 3.28 |
| Shih | 3.23 |
), ArticleFig(id=1189584380415697414, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=EN, label=Tab.4, caption=
Analysis of median pressure data for jet-deflector hydraulic amplifier
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验数量 | 中位压力/MPa | Jarque-Bera检验 |
| 最大值 | 最小值 | 平均值 | 标准差 | | p |
| 100件/次 | 4.5 | 2.8 | 3.44 | 0.35 | 5.192 | 0.075 |
), ArticleFig(id=1189584380482806280, tenantId=1146029695717560320, journalId=1146119989267898375, articleId=1189584024768078060, language=CN, label=表4, caption=
偏导射流液压放大器中位压力数据分析
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验数量 | 中位压力/MPa | Jarque-Bera检验 |
| 最大值 | 最小值 | 平均值 | 标准差 | | p |
| 100件/次 | 4.5 | 2.8 | 3.44 | 0.35 | 5.192 | 0.075 |
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