Article(id=1253997373164806336, tenantId=1146029695717560320, journalId=1251234736404742242, issueId=1253997366797857283, articleNumber=null, orderNo=null, doi=10.3969/j.issn.1672-2337.2025.05.013, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1733328000000, receivedDateStr=2024-12-05, revisedDate=1743264000000, revisedDateStr=2025-03-30, acceptedDate=null, acceptedDateStr=null, onlineDate=1776905871907, onlineDateStr=2026-04-23, pubDate=null, pubDateStr=null, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1776905871907, onlineIssueDateStr=2026-04-23, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1776905871907, creator=13041195026, updateTime=1776905871907, updator=13041195026, issue=Issue{id=1253997366797857283, tenantId=1146029695717560320, journalId=1251234736404742242, year='2025', volume='23', issue='5', pageStart='473', pageEnd='590', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1776905870387, creator=13041195026, updateTime=1777355497251, updator=13041195026, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1255883238690702048, tenantId=1146029695717560320, journalId=1251234736404742242, issueId=1253997366797857283, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1255883238690702049, tenantId=1146029695717560320, journalId=1251234736404742242, issueId=1253997366797857283, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=582, endPage=590, ext={EN=ArticleExt(id=1253997373458407618, articleId=1253997373164806336, tenantId=1146029695717560320, journalId=1251234736404742242, language=EN, title=Analysis and Test Methods for the Pointing Accuracy of the Vehicle-Mounted Phased Array Radar Antenna, columnId=null, journalTitle=Radar Science and Technology, columnName=null, runingTitle=null, highlight=null, articleAbstract=
In response to the characteristics of high mobility of combat platforms, mechanical motion, complex terrain, and dynamic external environments, achieving high-precision antenna pointing is crucial for vehicle-mounted phased array radars to ensure accurate target positioning. Focusing on the antenna of vehicle-mounted phased array radars, this study investigates the sources of mechanical pointing errors and establishes error models for evaluation and sensitivity analysis. Combined with the engineering feasibility, the precision decomposition of each device is carried out, sensors are deployed to monitor deviations, while design-based precision compensation and safeguards are implemented from the design point of view. Precision testing is conducted for individual components and the integrated system under segmented conditions. Combined with the instrument accuracy and test data, antenna mechanical pointing errors are compensated. Validation is performed through two types of far-field experiments. Data comparison demonstrates that the proposed analysis and testing methodology enhances the accuracy and reliability of antenna mechanical pointing in vehicle-mounted phased array radars, offering valuable insights for engineering applications.
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针对作战平台高机动、机构运动、所处地形复杂、外部环境多变等特点,车载相控阵雷达要准确测量目标位置,高精度的天线指向尤为重要。本文以车载相控阵雷达天线为研究对象,研究了机械指向误差的来源,对所有误差进行建模评估和敏感度分析,结合工程实现对各装置进行精度分解、设置传感器进行监测,从设计角度进行精度补偿、保证。根据各装置的特点,分时分段测试各装置及整车状态下的精度,结合测试仪器精度和测试数据,对天线机械指向进行补偿,结合远场两种试验进行验证。经数据比对,该天线指向精度分析与测试方法可以提高车载相控阵雷达天线机械指向准确度和可信度,具有一定的工程参考价值。
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祝崇辉 男,高级工程师,主要研究方向为雷达结构总体。
赵文 男,高级工程师,主要研究方向为雷达结构总体。
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19(3):332-336., articleTitle=某测量雷达天线座轴系设计与精度测量, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1253999607864812145, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, xref=null, ext=[AuthorCompanyExt(id=1253999607873200754, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, companyId=1253999607864812145, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Shanghai Aerospace Electronic Technology Institute, Shanghai 201109, China), AuthorCompanyExt(id=1253999607881589363, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, companyId=1253999607864812145, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=上海航天电子技术研究所,上海 201109)])], figs=[ArticleFig(id=1253999615456502486, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=KnQHd5FJtr3a1MXHnhwq2Q==, figureFileBig=yA4sWH9TCiI4H7gXN34pdQ==, tableContent=null), ArticleFig(id=1253999615594914520, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图1, caption=
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车载雷达指向精度误差分解图, figureFileSmall=Dq8O/rPuNeY5UE+bGpGyng==, figureFileBig=TE5xkmn4DL0pZlyxhfZuFA==, tableContent=null), ArticleFig(id=1253999616236643041, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=WfYnITPVZeDSY2OJVRPbmQ==, figureFileBig=CY9Yr89Gw/BpxCansAnx4Q==, tableContent=null), ArticleFig(id=1253999616375055078, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图3, caption=
载车-升降-方位式雷达天线坐标系示意图, figureFileSmall=WfYnITPVZeDSY2OJVRPbmQ==, figureFileBig=CY9Yr89Gw/BpxCansAnx4Q==, tableContent=null), ArticleFig(id=1253999616593158890, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=+IwGXdA2Gf03APK7yoKX5w==, figureFileBig=IS09JjlHeac9x9lxFWSTqA==, tableContent=null), ArticleFig(id=1253999616727376625, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图4, caption=
水平度与雷达指向偏差的关系, figureFileSmall=+IwGXdA2Gf03APK7yoKX5w==, figureFileBig=IS09JjlHeac9x9lxFWSTqA==, tableContent=null), ArticleFig(id=1253999616815457011, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=B+wdrVuVWiW1HuHDGO1U5Q==, figureFileBig=3beULDbrEP8AiWpT5L7WKw==, tableContent=null), ArticleFig(id=1253999616958063352, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图5, caption=
水平度引起的指向偏差分布图, figureFileSmall=B+wdrVuVWiW1HuHDGO1U5Q==, figureFileBig=3beULDbrEP8AiWpT5L7WKw==, tableContent=null), ArticleFig(id=1253999617037755131, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=tMhHJtLKcr6HvpmlbU9CiQ==, figureFileBig=71HzbaQTAfi7mSJDZU05yw==, tableContent=null), ArticleFig(id=1253999617167778559, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图6, caption=
扭转度与指向偏差的关系, figureFileSmall=tMhHJtLKcr6HvpmlbU9CiQ==, figureFileBig=71HzbaQTAfi7mSJDZU05yw==, tableContent=null), ArticleFig(id=1253999617285219074, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=vuAmZmHvCmL2XJUZQVPP3A==, figureFileBig=sWuRWlMSHVAZ8TJrtRBSEg==, tableContent=null), ArticleFig(id=1253999617390076676, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图7, caption=
动态水平度引起的方位指向偏差分布图, figureFileSmall=vuAmZmHvCmL2XJUZQVPP3A==, figureFileBig=sWuRWlMSHVAZ8TJrtRBSEg==, tableContent=null), ArticleFig(id=1253999617545265931, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=cmusXdFf4iMAOfuYm9m/wQ==, figureFileBig=k/98ldjPcvv4WNtj8w9SFQ==, tableContent=null), ArticleFig(id=1253999619214598926, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图8, caption=
天线指向偏差, figureFileSmall=cmusXdFf4iMAOfuYm9m/wQ==, figureFileBig=k/98ldjPcvv4WNtj8w9SFQ==, tableContent=null), ArticleFig(id=1253999619378176786, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=btHna0ZkhnrSWD27YaYjIg==, figureFileBig=KPi+4vkaDRyeKbSq32iF6g==, tableContent=null), ArticleFig(id=1253999619470451478, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图9, caption=
载车平台传感器安装示意图, figureFileSmall=btHna0ZkhnrSWD27YaYjIg==, figureFileBig=KPi+4vkaDRyeKbSq32iF6g==, tableContent=null), ArticleFig(id=1253999619629835031, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=cck07jjGWifEAnD0bnmFdA==, figureFileBig=J3gPQwov8juX1f1jgdRLMg==, tableContent=null), ArticleFig(id=1253999619734692632, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=图10, caption=
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修正后天线指向偏差, figureFileSmall=pdKtZHUrXzT+yL0/mR5Dfw==, figureFileBig=oUbpBg388KHdpNLY0qUcgg==, tableContent=null), ArticleFig(id=1253999620087014178, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 分系统 | 指标 | 方向 |
|---|
| 载车平台 | 调平精度±3′ | -3′≤x≤3′,-3′≤y≤3′ |
| 位置公差:水平仪安装面与升降装置安装面平行度0.1mm | -3′≤x≤3′,-3′≤y≤3′ |
| 形状公差:载车水平仪安装面平面度0.1mm、升降装置安装面平面度0.1mm |
| 升降装置 | 扭转度3′ | -3′≤z≤3′ |
| 位置公差:升降装置上下安装面平行度0.1mm | -3′≤x≤3′,-3′≤y≤3′ |
| 方位转台 | 伺服控制精度1′ | -1′≤z≤1′ |
| 动态水平度1.5′ | -1.5′≤x≤1.5′ |
| 导航装置 | 位置公差:导航主机基准面与载车纵向中心线平行度0.1mm | -1′≤z≤1′ |
| 天线阵面 | 位置公差:安装面倾斜度0.25mm | -0.5′≤x≤0.5′ |
), ArticleFig(id=1253999620212843300, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=表1, caption=
机械指向精度分解表
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| 分系统 | 指标 | 方向 |
|---|
| 载车平台 | 调平精度±3′ | -3′≤x≤3′,-3′≤y≤3′ |
| 位置公差:水平仪安装面与升降装置安装面平行度0.1mm | -3′≤x≤3′,-3′≤y≤3′ |
| 形状公差:载车水平仪安装面平面度0.1mm、升降装置安装面平面度0.1mm |
| 升降装置 | 扭转度3′ | -3′≤z≤3′ |
| 位置公差:升降装置上下安装面平行度0.1mm | -3′≤x≤3′,-3′≤y≤3′ |
| 方位转台 | 伺服控制精度1′ | -1′≤z≤1′ |
| 动态水平度1.5′ | -1.5′≤x≤1.5′ |
| 导航装置 | 位置公差:导航主机基准面与载车纵向中心线平行度0.1mm | -1′≤z≤1′ |
| 天线阵面 | 位置公差:安装面倾斜度0.25mm | -0.5′≤x≤0.5′ |
), ArticleFig(id=1253999620313506599, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 方位角度/(°) | 指向偏差(俯仰角度70°) |
|---|
| 方位指向偏差/(′) | 俯仰指向偏差/(′) |
|---|
| 0 | 1.09 | 3.00 |
| 15 | 1.34 | 3.67 |
| 30 | 1.49 | 4.10 |
| 45 | 1.54 | 4.24 |
| 60 | 1.49 | 4.10 |
| 75 | 1.34 | 3.67 |
| 90 | 1.09 | 3.00 |
), ArticleFig(id=1253999620409975592, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=表2, caption=
水平度引起的天线指向偏差表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方位角度/(°) | 指向偏差(俯仰角度70°) |
|---|
| 方位指向偏差/(′) | 俯仰指向偏差/(′) |
|---|
| 0 | 1.09 | 3.00 |
| 15 | 1.34 | 3.67 |
| 30 | 1.49 | 4.10 |
| 45 | 1.54 | 4.24 |
| 60 | 1.49 | 4.10 |
| 75 | 1.34 | 3.67 |
| 90 | 1.09 | 3.00 |
), ArticleFig(id=1253999620636468010, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 方位角度/(°) | 指向偏差(俯仰角度70°) |
|---|
| 方位指向偏差/(′) | 俯仰指向偏差/(′) |
|---|
| 0 | 0 | 1.50 |
| 15 | 0.14 | 1.45 |
| 30 | 0.27 | 1.30 |
| 45 | 0.39 | 1.06 |
| 60 | 0.47 | 0.75 |
| 75 | 0.53 | 0.39 |
| 90 | 0.55 | 0 |
| 105 | 0.53 | 0.39 |
| 120 | 0.47 | 0.75 |
| 135 | 0.39 | 1.06 |
| 150 | 0.27 | 1.30 |
| 165 | 0.14 | 1.45 |
| 180 | 0 | 1.50 |
), ArticleFig(id=1253999620732937005, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=表3, caption=
动态水平度引起的指向偏差表
, figureFileSmall=null, figureFileBig=null, tableContent=
| 方位角度/(°) | 指向偏差(俯仰角度70°) |
|---|
| 方位指向偏差/(′) | 俯仰指向偏差/(′) |
|---|
| 0 | 0 | 1.50 |
| 15 | 0.14 | 1.45 |
| 30 | 0.27 | 1.30 |
| 45 | 0.39 | 1.06 |
| 60 | 0.47 | 0.75 |
| 75 | 0.53 | 0.39 |
| 90 | 0.55 | 0 |
| 105 | 0.53 | 0.39 |
| 120 | 0.47 | 0.75 |
| 135 | 0.39 | 1.06 |
| 150 | 0.27 | 1.30 |
| 165 | 0.14 | 1.45 |
| 180 | 0 | 1.50 |
), ArticleFig(id=1253999620850377520, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 误差项目 | | 修正前/(′) | 修正后/(′) |
|---|
| 调平精度(x方向) | α1 | 3.0 | 0.10 |
| 调平精度(y方向) | α2 | 3.0 | 0.10 |
| 载车平台形位公差(x方向) | α3 | 3.0 | 0.05 |
| 载车平台形位公差(y方向) | α4 | 3.0 | 0.05 |
| 升降装置扭转度 | α5 | 3.0 | 3.00 |
| 升降装置位置公差(x方向) | α6 | 3.0 | 0.10 |
| 升降装置位置公差(y方向) | α7 | 3.0 | 0.10 |
| 伺服控制精度 | α8 | 1.0 | 1.00 |
| 动态水平度 | α9 | 1.5 | 0.05 |
| 导航设备位置公差 | α10 | 1.0 | 0.05 |
| 天线阵面位置公差 | α11 | 0.5 | 0.05 |
), ArticleFig(id=1253999621005566771, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=CN, label=表4, caption=
误差设计修正表
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| 误差项目 | | 修正前/(′) | 修正后/(′) |
|---|
| 调平精度(x方向) | α1 | 3.0 | 0.10 |
| 调平精度(y方向) | α2 | 3.0 | 0.10 |
| 载车平台形位公差(x方向) | α3 | 3.0 | 0.05 |
| 载车平台形位公差(y方向) | α4 | 3.0 | 0.05 |
| 升降装置扭转度 | α5 | 3.0 | 3.00 |
| 升降装置位置公差(x方向) | α6 | 3.0 | 0.10 |
| 升降装置位置公差(y方向) | α7 | 3.0 | 0.10 |
| 伺服控制精度 | α8 | 1.0 | 1.00 |
| 动态水平度 | α9 | 1.5 | 0.05 |
| 导航设备位置公差 | α10 | 1.0 | 0.05 |
| 天线阵面位置公差 | α11 | 0.5 | 0.05 |
), ArticleFig(id=1253999621131395893, tenantId=1146029695717560320, journalId=1251234736404742242, articleId=1253997373164806336, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 项目 | | 测试值/(′) | 补偿修正值/(′) |
|---|
| 调平精度(x方向) | α1 | | |
| 调平精度(y方向) | α2 | | |
| 载车平台形位公差(x方向) | α3 | 2.5 | 2.45 |
| 载车平台形位公差(y方向) | α4 | 2.4 | 2.35 |
| 扭转度 | α5 | 2.5 | |
| 升降装置位置公差(x方向) | α6 | 2.6 | 2.50 |
| 升降装置位置公差(y方向) | α7 | 1.9 | 1.80 |
| 伺服控制精度 | α8 | 0.8 | |
| 动态水平度 | α9 | 1.3 | 1.25 |
| 导航设备位置公差 | α10 | 0.8 | 0.75 |
| 天线阵面位置公差 | α11 | 0.5 | 0.45 |
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天线指向机械精度实际补偿表
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| 项目 | | 测试值/(′) | 补偿修正值/(′) |
|---|
| 调平精度(x方向) | α1 | | |
| 调平精度(y方向) | α2 | | |
| 载车平台形位公差(x方向) | α3 | 2.5 | 2.45 |
| 载车平台形位公差(y方向) | α4 | 2.4 | 2.35 |
| 扭转度 | α5 | 2.5 | |
| 升降装置位置公差(x方向) | α6 | 2.6 | 2.50 |
| 升降装置位置公差(y方向) | α7 | 1.9 | 1.80 |
| 伺服控制精度 | α8 | 0.8 | |
| 动态水平度 | α9 | 1.3 | 1.25 |
| 导航设备位置公差 | α10 | 0.8 | 0.75 |
| 天线阵面位置公差 | α11 | 0.5 | 0.45 |
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| 项目 | 远场测试值/(′) | 分配值(指标要求)/(′) |
|---|
| 方位机械精度 | 3.5 | 6 |
| 俯仰机械精度 | 1 | 6 |
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天线指向机械精度对比表
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| 项目 | 远场测试值/(′) | 分配值(指标要求)/(′) |
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| 方位机械精度 | 3.5 | 6 |
| 俯仰机械精度 | 1 | 6 |
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