Page 117 - 2024年第55卷第6期
P. 117

[ 9] 杨春和,张超,李全明,等.大型高尾矿坝灾变机制与防控方法[J].岩土力学,2021,42(1):1 - 17.
                [10] SANTAMARINAJC,TORRES - CRUZLA,BACHUSRC.Whycoalashandtailingsdam disastersoccur[J]
                       Science,2019,364(6440):526 - 528.
                [11] 张力霆.尾矿库溃坝研究综述[J].水利学报,2013,44(5):594 - 600.
                [12] 张力霆,齐清兰,李强,等.尾 矿 库 坝 体 溃 决 演 进 规 律 的 模 型 试 验 研 究 [J].水 利 学 报,2016,47(2):
                      229 - 235.
                [13] 敬小非,尹光志,魏作安,等.尾矿坝垮塌机制与溃决模式试验研究[J].岩土力学,2011,32(5):1377 -
                       1384 ,1404.
                [14] 时悦琪,李长洪,龙大愚.细粒尾矿 砂 渗 透 破 坏 细 观 结 构 特 征 研 究 [J].西 安 交 通 大 学 学 报,2020,54
                       (4):155 - 164.
                [15] 刘雷,李向明,杨华清,等.不同破坏模式下尾矿库溃坝模型试验研究[J].矿业研究与开发,2021,41
                       (6):36 - 42.
                [16] 吴帅峰,严俊,蔡红,等.尾矿管涌 溃 坝 模 式 及 下 泄 冲 击 特 性 试 验 研 究 [J].岩 土 工 程 学 报,2021,43
                       (11):2134 - 2141.
                [17] 张力霆,齐清兰,李强,等.尾矿库模型试验模拟系统:ZL201410150848.2[P].2015 - 03 - 04.
                [18] 齐清兰,张力霆.尾矿库渗流场的数值模拟与工程应用[M].北京:中国水利水电出版社,2011.
                [19] 陈生水,钟启明,曹伟.土石坝渗透破坏溃决机理及数值模拟[J].中国科学(技术科学),2012,42(6):
                      697 - 703.



                         3Dmodelteststudyondam- breakoftailingspondunderdrainagefailure

                                                                                           4
                                                                              1
                                                           3
                                 1
                                              1,2
                     ZHANGLiting,MAWenjun ,LIUYafan,ZHANGShaoxiong,ZHOUDing,LIXin                  1
                             (1.SchoolofCivilEngineering,ShijiazhuangTiedaoUniversity,Shijiazhuang 050043,China;
                             2.HebeiProvincialAcademyofEmergencyManagementSciences,Shijiazhuang 050000,China;
                     3.DepartmentofArchitecturalEngineering,ShijiazhuangUniversityofAppliedTechnology,Shijiazhuang 050000,China;
                             4.TongyuanInternationalEngineeringDesignResearchCo.,Ltd,Qinhuangdao 066000,China)
                  Abstract:Inordertoovercometheinfluenceofthe2Dtesttankedgewalleffectontheseepagedirectionandfail
                  urepositionoftheseepagefailuremodeoftailingspond ,atailingspondistakenasaprototypeandconductsa
                  modelteststudyoftailingsponddambreakinducedbythefailureofdrainagefacilitiesbasedonaself - designed3D
                  tailingsponddamfailuremodeltestplatform.Thefailuremodeandmechanism ofthetailingspondarerevealed.
                  Theresultsshowthat :(1)thedambreakcausedbydrainagefailurepresentsagradualandsuddenoutburstevolu
                  tionarypatternconsistingoflocalsoilflowfailure ,cumulativedeformationofdam body,deepslidingsurfacede
                  velopment,andoverallsuddeninstability.(2)Thesignificantchangeinporewaterpressureisakeyresponseindi
                  catorforseepagefailureofthedambody.Itindicatesthatthedambodywilltransformfrompartscatteredsoftening ,
                  soilflow,andcollapseatthefrontandrearedgesoftheslidingbodytolarge - scalecollapseinashortperiodof
                  time,andcanserveasaprecursortodambreakaccidents.(3)Theprocessoftailingsdambreakinducedbythe
                  failureofdrainagefacilitieshasthecharacteristicsofgradualandsuddenchanges.Theprocessofscatteredsoftening
                  andsoilflowfailuretakesalongtime ,andthetimefordeepslidingandcollapseisveryshort,whichcanprovide
                  referenceforthetreatmentofseepagedamagehazardsandemergencyresponsetodamcollapseintailingsponds.The
                  researchresultshaveimportantpracticalsignificanceforthepredictionandcontroloftailingsdamfailures.
                  Keywords:tailingspond;modeltesting;porewaterpressure;soilflowfailure;damcollapse


                                                                                    (责任编辑:耿庆斋)









                                                                                                —  7 4 3 —
   112   113   114   115   116   117   118   119   120   121   122