Article(id=1156668082316760000, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1156668069717070592, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1753700760678, onlineDateStr=2025-07-28, pubDate=1730995200000, pubDateStr=2024-11-08, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753700760678, onlineIssueDateStr=2025-07-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753700760678, creator=13701087609, updateTime=1753700760678, updator=13701087609, issue=Issue{id=1156668069717070592, tenantId=1146029695717560320, journalId=1146119944283992078, year='2024', volume='2', issue='11', pageStart='1', pageEnd='172', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=3, issueType=-1, specialIssue=null, createTime=1753700757674, creator=13701087609, updateTime=1753750130111, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1156875152794411009, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1156668069717070592, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1156875152798605314, tenantId=1146029695717560320, journalId=1146119944283992078, issueId=1156668069717070592, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=33, endPage=35, ext={EN=ArticleExt(id=1156668083533108178, articleId=1156668082316760000, tenantId=1146029695717560320, journalId=1146119944283992078, language=EN, title=Research on error compensation technology in high precision pressure detection system, columnId=1156641065621906129, journalTitle=Laboratory Testing, columnName=Innovative Applications, runingTitle=null, highlight=null, articleAbstract=
Objective To study error compensation techniques in high-precision pressure detection systems and improve measurement accuracy. Methods A comprehensive error compensation method based on neural networks was proposed, and a pressure sensor error model was established. An adaptive neural network compensator was designed. Results This method achieves effective compensation for nonlinear errors, and experimental results show that the systematic nonlinear error decreases from 0.25% FS to 0.015% FS and the maximum relative error from 0.38% to 0.022%. After temperature compensation, the temperature coefficient decreased to${0.002}\%\mathrm{{FS}}/{}^{\circ}\mathrm{C}$, which increased by${80}\%$compared to$\pm {0.01}\%$FS/${}^{\circ}\mathrm{C}$before compensation. The dynamic response time is in the${1.7}\sim {2.0}\mathrm{\;{ms}}$range, with a$-3\mathrm{\;{dB}}$bandwidth of${850}\sim {870}\mathrm{\;{Hz}}$. Conclusion The error compensation method proposed in this paper can effectively improve the measurement accuracy of pressure detection systems and provide new ideas for the development of high-precision pressure detection technology.
, correspAuthors=Chun-Long YANG, authorNote=null, correspAuthorsNote=
*YANG Chun-Long, Metrology Engineer, Assistant to the Director, Guangdong Province Huizhou Quality Measurement Supervision and Testing Institute, Huizhou 516003, China. E-mail:
254634427@qq.com , copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Chun-Long YANG), CN=ArticleExt(id=1156668083747017683, articleId=1156668082316760000, tenantId=1146029695717560320, journalId=1146119944283992078, language=CN, title=高精度压力检测系统中的误差补偿技术研究, columnId=1151957373175820401, journalTitle=实验室检测, columnName=创新应用, runingTitle=null, highlight=null, articleAbstract=
目的 研究高精度压力检测系统中的误差补偿技术,提高系统测量精度。方法 提出了基于神经网络的综合误差补偿方法, 建立压力传感器误差模型, 设计了自适应神经网络补偿器。结果 该方法实现了对非线性误差的有效补偿,实验结果表明,系统非线性误差从 0.25% FS 降至 0.015% FS,最大相对误差由 0.38% 降至 0.022%。温度补偿后的温度系数降低到${0.002}\%\mathrm{{FS}}/{}^{\circ}\mathrm{C}$,相比补偿前的$\pm {0.01}\%\mathrm{{FS}}/{}^{\circ}\mathrm{C}$提升了${80}\%$。动态响应时间在${1.7}\sim {2.0}\mathrm{{ms}}$范围内,$-3\mathrm{\;{dB}}$带宽达${850}\sim {870}\mathrm{\;{Hz}}$。结论 本文所提出的误差补偿方法能有效提升压力检测系统的测量精度,为高精度压力检测技术的发展提供了新思路。
, correspAuthors=杨纯龙, authorNote=null, correspAuthorsNote=
, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=mQeXnaPKhAQdngp5nwhkqA==, magXml=zJY0AQf6qk7WJwWnuKfDEw==, pdfUrl=null, pdf=h+1bVsVoiHi3cqgUmT8RVQ==, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=o2KMjGyvCRFmMJmiBZMFrQ==, mapNumber=null, authorCompany=null, fund=null, authors=
杨纯龙,计量工程师,室主任助理,研究方向为压力计量检测。
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Dynamic pressure response test results, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | ${20}\mathrm{{MPa}}$ | ${50}\mathrm{{MPa}}$ | ${80}\mathrm{{MPa}}$ |
| 响应时间(ms) | 1.7 | 1.8 | 2.0 |
| 超调量(%) | 2.3 | 2.5 | 2.8 |
| 稳定时间(ms) | 11 | 12 | 13 |
| $-3\mathrm{\;{dB}}$ 带宽(Hz) | 870 | 860 | 850 |
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动态压力响应测试结果, figureFileSmall=null, figureFileBig=null, tableContent=
| 参数 | ${20}\mathrm{{MPa}}$ | ${50}\mathrm{{MPa}}$ | ${80}\mathrm{{MPa}}$ |
| 响应时间(ms) | 1.7 | 1.8 | 2.0 |
| 超调量(%) | 2.3 | 2.5 | 2.8 |
| 稳定时间(ms) | 11 | 12 | 13 |
| $-3\mathrm{\;{dB}}$ 带宽(Hz) | 870 | 860 | 850 |
), ArticleFig(id=1156668102134845538, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156668082316760000, language=EN, label=Table 2, caption=
Comparison of environmental factors and compensation effect, figureFileSmall=null, figureFileBig=null, tableContent=
| 环境因素 | 测试范围 | 补偿前影响 | 补偿后影响 | 改善幅度 |
| 温度 | $-{40}\sim {85}^{\circ }\mathrm{C}$ | ±0.01% FS/℃ | ±0.002% FS/℃ | 80% |
| 湿度 | 20%~ 95% RH | ±0.05% FS | ±0.01% FS | 80% |
| 电磁干扰 | ${80}\mathrm{{MHz}}\sim 1\mathrm{{GHz}},\;{10}\mathrm{\;V}/\mathrm{m}$ | ±0.1% FS | ±0.02% FS | 80% |
), ArticleFig(id=1156668102197760100, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156668082316760000, language=CN, label=表 2, caption=
环境因素影响及补偿效果对比, figureFileSmall=null, figureFileBig=null, tableContent=
| 环境因素 | 测试范围 | 补偿前影响 | 补偿后影响 | 改善幅度 |
| 温度 | $-{40}\sim {85}^{\circ }\mathrm{C}$ | ±0.01% FS/℃ | ±0.002% FS/℃ | 80% |
| 湿度 | 20%~ 95% RH | ±0.05% FS | ±0.01% FS | 80% |
| 电磁干扰 | ${80}\mathrm{{MHz}}\sim 1\mathrm{{GHz}},\;{10}\mathrm{\;V}/\mathrm{m}$ | ±0.1% FS | ±0.02% FS | 80% |
), ArticleFig(id=1156668102264868966, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156668082316760000, language=EN, label=Table 3, caption=
Changes in the system performance after the accelerated life test, figureFileSmall=null, figureFileBig=null, tableContent=
| 性能参数 | 初始值 | 100 万次循环后 | 变化率 | 允许变化率 |
| 非线性度 | 0.015% FS | 0.018% FS | +20% | ±25% |
| 迟滞误差 | 0.01% FS | 0.012% FS | +20% | $\pm {25}\%$ |
| 重复性 | 0.005% FS | 0.006% FS | +20% | $\pm {30}\%$ |
| 零点漂移 | 0 | 0.02% FS | - | ±0.05% FS |
| 灵敏度变化 | 0 | -0.05% | - | $\pm {0.1}\%$ |
), ArticleFig(id=1156668102344560744, tenantId=1146029695717560320, journalId=1146119944283992078, articleId=1156668082316760000, language=CN, label=表 3, caption=
加速寿命测试后系统性能变化, figureFileSmall=null, figureFileBig=null, tableContent=
| 性能参数 | 初始值 | 100 万次循环后 | 变化率 | 允许变化率 |
| 非线性度 | 0.015% FS | 0.018% FS | +20% | ±25% |
| 迟滞误差 | 0.01% FS | 0.012% FS | +20% | $\pm {25}\%$ |
| 重复性 | 0.005% FS | 0.006% FS | +20% | $\pm {30}\%$ |
| 零点漂移 | 0 | 0.02% FS | - | ±0.05% FS |
| 灵敏度变化 | 0 | -0.05% | - | $\pm {0.1}\%$ |
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