Page 193 - 《水资源与水工程学报》2022年第5期
P. 193

! 33 " ! 5 #                      & ' ( ) & * + , -                               Vol.33No.5
               2022 $ 10 %              JournalofWaterResources&WaterEngineering                 Oct.,2022

            DOI:10.11705/j.issn.1672-643X.2022.05.24


                         QXšá·¹“ìCD+Sk:ï´x

                                              a‹Œu~Jo



                                                ‹;d, ž Õ, Ö8×
                                    ( ¬àGUP& .£&'WGbFG&Y, .= ¬à 650032)
                 C D: BLG~·û¼¢y¸±w‡³ ¦§, ñ¥1=V-AUX¸±¹‰ºÄ, ÁÉL-ºfF·ûU
                 ƒ, ×£ GeoStudio (KËÂúʼnD®Qñ¥, I£Ü&>¡y¯x·ûxÚ、 S½、 ª·ûMÄ、 :¬·û
                  ¸±w‡³ÂÃST。ÉßÎà: $ÚS·ûO£Ú³º,À“¸±w‡³$Ú³ºP´„·, <¸± &
                 '³™öÒP/0; ·û¼¢O£y¸±&'EQܱ¾ ¦§。Ø)P;¬éST¡y¸±w‡³¦§¬é 
                 ð¯½ÂÃyäST, ®–‚¤ýÌׂ¤¦§¬é³ ð¯³P±E, áBfFUXv ¸±w‡³ST•
                 ð®¯。
                 EFG: ·û¼¢; ý̸±; ¸±w‡³; ·ûxÚ; ·ûS½; ª·ûMÄ; :¬·û; Qﺳ
                 HIJKL:P642.22;TV16   MNOPQ:A    MRSL:1672643X(2022)05018911
                            Stabilityofrock-soilslopesunderrainfallinfiltration

                                             anditsinfluencingfactors

                                           WUXumin,YANGYi,YEZhicheng
             (FacultyofPublicSecurityandEmergencyManagement,KunmingUniversityofScienceandTechnology,Kunming650032,China)
                 Abstract:Inordertoevaluatetheimpactofrainfallinfiltrationonslopestability,aprojectslopein
                 southwestChinaisselectedforthesimulation.Accordingtotheactualrainfallconditionsinthearea,
                 GeoStudioandothersoftwaresareusedtoestablishthemodelandselecttheparameters.Theslopestabil
                 ityconsideringrainfallduration,intensity,mainrainfalltypesandearlyrainfallisanalyzedbyfiniteele
                 mentmethod.Theresultsshowthatshortterm heavyrainfallwillcausetheslopestabilitytodecline
                 sharplyinashorttime ,whichwillposeagreatthreattothesafetyoftheslope;thesafetycoefficientof
                 slopeisaffectedbythelagofrainfallinfiltration.Thenthesensitivityofinfluencingfactorsofslopestabil
                 ityarecomparedandanalyzedbysinglefactoranalysismethod ,andthesensitivityrelationshipbetween
                 differentinfluencingfactorsofdifferentrockandsoillayersisobtained,whichisofacertainreferential
                 valueforslopestabilityanalysisinpracticalengineering.
                 Keywords:rainfallinfiltration;rock-soilslope;slopestability;rainduration;rainintensity;main
                 rainfalltype ;earlyrainfall;numericalsimulation
                                                                         [2]
                                                               B± û;       。ôõ, '!úaeÓ<ˆ—"!
            1 ./01
                                                                {PÏûÛû。"! 80% V}zkW·CÜ
                 † 21 µ¶˜}, ãQRÎàB±c"!*:                      øžô ªE, tqÁ…B±<ËNV}zk 
            Ø# ª«V}Œn‹             [1] 。uŽ·û…ûC               90%¶t   [3] , ·û¼¢c<ˆ¸±êw J«þ
                                                                              [4]
            ¼¢O£, ¢¸±Œ¯’“…KÓ, †t<ˆ—0L                          ¬é。4˜À(          ¯xú#¬é¦§„y±L

                !"#$:20210926; %&#$:20220320
                '()*: ¬àGUP&YÂ4>%>Od'()*(KKSY201767034); !"#$%&'()*(41402272); .=½'
                        «>?@4(2015FB122)
                +,-.: ®ùð(1998-), B, .=C¤4, :6>?;, ª«>?@AB&'lñDUX。
                /0+,: p -(1965-), /, .=PG4, 56, 89, †<z{—d›GWCÌ4ó@Ø>?。
   188   189   190   191   192   193   194   195   196   197   198