Hydraulic pump fault diagnosis method and device
The invention discloses a hydraulic pump fault diagnosis method and device, and relates to the technical field of hydraulic pump fault diagnos.The method comprises the steps that the no-load pressure, the no-load flow, the actual pressure, the actual flow and hydraulic pump performance parameters of...
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| creator | LIANG GUIHANG SUN HONGTU SUN DELIN SHEN KECHANG LI DONG |
| description | The invention discloses a hydraulic pump fault diagnosis method and device, and relates to the technical field of hydraulic pump fault diagnos.The method comprises the steps that the no-load pressure, the no-load flow, the actual pressure, the actual flow and hydraulic pump performance parameters of an outlet of a hydraulic pump are obtained; the performance parameters of the hydraulic pump comprise the displacement, the highest rotating speed, the theoretical flow and the rated pressure of the hydraulic pump; obtaining the volume efficiency of the hydraulic pump according to the actual flow and the theoretical flow; the no-load power of the hydraulic pump is obtained according to the no-load pressure and the no-load flow; obtaining the test power of the hydraulic pump according to the displacement, the highest rotating speed and the rated pressure; according to the actual pressure and the actual flow, the actual power of the hydraulic pump is obtained; according to the volumetric efficiency, the no-load powe |
| format | Patent |
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the performance parameters of the hydraulic pump comprise the displacement, the highest rotating speed, the theoretical flow and the rated pressure of the hydraulic pump; obtaining the volume efficiency of the hydraulic pump according to the actual flow and the theoretical flow; the no-load power of the hydraulic pump is obtained according to the no-load pressure and the no-load flow; obtaining the test power of the hydraulic pump according to the displacement, the highest rotating speed and the rated pressure; according to the actual pressure and the actual flow, the actual power of the hydraulic pump is obtained; according to the volumetric efficiency, the no-load powe</description><language>chi ; eng</language><subject>BLASTING ; HEATING ; LIGHTING ; MECHANICAL ENGINEERING ; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS ; PUMPS ; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ; WEAPONS</subject><creationdate>2022</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220729&DB=EPODOC&CC=CN&NR=114810572A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220729&DB=EPODOC&CC=CN&NR=114810572A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LIANG GUIHANG</creatorcontrib><creatorcontrib>SUN HONGTU</creatorcontrib><creatorcontrib>SUN DELIN</creatorcontrib><creatorcontrib>SHEN KECHANG</creatorcontrib><creatorcontrib>LI DONG</creatorcontrib><title>Hydraulic pump fault diagnosis method and device</title><description>The invention discloses a hydraulic pump fault diagnosis method and device, and relates to the technical field of hydraulic pump fault diagnos.The method comprises the steps that the no-load pressure, the no-load flow, the actual pressure, the actual flow and hydraulic pump performance parameters of an outlet of a hydraulic pump are obtained; 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| subjects | BLASTING HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS |
| title | Hydraulic pump fault diagnosis method and device |
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