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In this paper, the A7VDR bent-axis axial piston pump is taken as an example to analyze its structural composition and constant pressure control principle. Aiming at the actual operation method in on-site debugging process, from the perspective of power transfer, combined with the theory of electrical engineering, through the study of the relationship among pressure, flow and motor current of the piston pump, the principle and method for pressure regulating of the A7VDR bent-axis axial piston pump in practical application are summarized.

, authors=Xiao-hua LI¹, Xue-yan CAO², authorsList=Xiao-hua LI, Xue-yan CAO, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, 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, fund=null), CN=ArticleExt(id=1319261432064094718, articleId=1319261431426560508, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=A7VDR斜轴式轴向柱塞泵调压方法探讨, columnId=1185882040256840459, journalTitle=包钢科技, columnName=设备与自动化, runingTitle=null, highlight=null, articleAbstract=

文章以A7VDR斜轴式轴向柱塞泵为例，分析其结构组成及恒压控制原理。针对现场调试过程中的实际操作方法，从功率传递角度出发，结合电工学理论，通过研究柱塞泵压力、流量、电机电流三者的变化关系，从而总结出了A7VDR斜轴式轴向柱塞泵在实际使用中的调压原理与方法。

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李晓华（1988-），男，内蒙古乌兰察布市人，助理工程师，现从事炼铁机械管理工作。

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李晓华（1988-），男，内蒙古乌兰察布市人，助理工程师，现从事炼铁机械管理工作。

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