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1. 发明专利

AU2020100405A4 A SLOP RISK COMPREHENSIVE ASSESSMENT METHOD BASED ON SLOPE FAILURES FORMS 未知
公开(公告)号：AU2020100405A4
公开(公告)日：2020-04-30
申请号：AU2020100405
申请日：2020-03-17
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , CHU XUESONG , YUAN CHANGFENG , LU SHIBAO , HE KEQIANG , HU JUN , GAO YUAN , LING XIANZHANG
IPC分类号： G01B5/00 , E02D1/02 , G06F17/10
摘要： Abstract The invention relates to the field of slope stability and risk assessment, specifically relating to a slop risk comprehensive assessment method based on slope failures forms comprising, in accordance with statistical characteristics of cohesion c and internal friction angles 9 , generating n groups of combined values randomly conforming to statistical characteristics denoted as{ci, cpit)" ;getting minimum safety coefficient Fsg of the slope for the combined values in group i ; analysing the sliding distance dRi and influential distance di of the slope under combined values of group i by smooth particle hydrodynamics method; letting i = i+1 and repeating previous two steps to obtain the minimum safety coefficient, the sliding distance and influential distance under all combined values; averaging above indexes to obtain average safety coefficient, average sliding distance and average influential distance respectively; calculating normalized sliding distance and influential distance according to the location of structures in top and toe of the slop and, along with average safety coefficient, assessing the risk of slop comprehensively. The invention introduces smooth particle hydrodynamics method, employs sliding distance and influential distance, and combines limit equilibrium method to realize more visual and reasonable assessment of the slope stability and risk. Step 1.Generating n groups of combined values {cq, rpi}" of cohesion c and internal friction angles 9 randomly conforming to statistical characteristics; Step 2.Calculating the minimum safety coefficient Fsi of the slope for the combined values in group i; \/ Step 3.For combined values of group i, calculating the deformation form after slop failures, and further getting the sliding distance dRi and influential distance d, after slope failures; Step 4.For combined values in other groups, repeating previous two steps to obtain the minimum safety coefficient {Fsi}", the sliding distance {dRi =1 and influential distance{d 1,In, of the slope; Step 5.Averaging above three indexes to obtain average safety coefficient Fsm , average sliding distancedRm and average influential distance d1m; Step 6.Calculating normalized sliding distance d *Rm and normalized influential distance d Im and, along with average safety coefficient Fsm assessing the risk of slop comprehensively.

2. 发明专利

AU2019438357B2 Slope sliding area assessment method 未知
公开(公告)号：AU2019438357B2
公开(公告)日：2021-12-09
申请号：AU2019438357
申请日：2019-10-31
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , CHU XUESONG , YUAN CHANGFENG , YU GUANGMING , ZHAI MING
IPC分类号： G06F30/20 , G06F30/23
摘要： (12) J - 4@t1-, JWIL tIN J zf EP i (19)EIA P d PIT, R. ~(10) M KTW/A V4:Y (43) d VTW O 2020/192118 A1 2020 4 10 P 1 1 (01.10.2020) WIPO T PWC0T (51) Mp Td ) A : (CN). 9T1!-$(CHU,Xuesong); +1LiiS1W-% G06F 17/50 (2006.01) i i X 91LlJ'tP11 Shandong 266555 (CN)o (21) 3 h -N-: PCT/CN2019/114865 #$ (YUAN, Changfeng); + P &1L X VLJ'I 11, Shandong 266555 (CN). -T (22) MI8$hN: 2019 410 ] 31 H (31.10.2019) f- PA (YU, Guangming); li i n & A (25) FP: I X WllM 1 V11 , Shandong 266555 (CN) W _,_ +: q(ZHAI, Ming); li L ST T N V A 1 JL (26) /W4% : i F J'NI111, Shandong 266555 (CN)o (30) i$tR : (74) itI A : ; 6ni t U t RR p i(JINAN 201910242912.2 201943A]28H (28.03.2019) CN SN L PROPERTYAGENCY SHENGDA INTELLECTUAL PROPERTY AGENCY (71) iA: IT* (QINGDAO UNIVERSITY CO.,LTD.); + Y 73 OFTECHNOLOGY) [CN/CN]; +@WN Wi%$ I 'NB308, Shandong 250061 (CN)o lLZ lllIB1 1itShandong266555 (CN) (8 1 )M ( PA Ro, (72) &PA :l 5X ' (LI, Liang); F l i 3T n h A ): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, 3JN iZ BiTILE LI¶11 , Shandong 266555 BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, (54) Title: SLOPE SLIDING AREA ASSESSMENT METHOD =; )(54)II ' )SI | S wL, AI' tJ f7 11|4lA-1 Il~ N r l, (2)|7 i S s' " s dl| i | s '' C--1,y~ t Cr m lA DiveaST ea i a mie FF udae dnt h C" Il -errad poito f chcelthe. e GG varible i = 0. wherinih 1, 2. 3.. P, 8B U.. .8, p emd t. DD GG FF..ra.s.e.. re th x~~~~~~~ ~~~ )1 . 2.P I-? ''da eih fasiin eini -DCF 0c11hf A -t. GG an th e-e-r d pnt y. of. A ~ ~ ~ ~ ~ ~ 1 A.AIcrti -elilctd abovS, updat dA=O CC US 1 and (2 tc u tot.S2 -- SN. j' ?DD ks the poit (xy )octed abov Si? eE A toaseste lp siig e (57) Abstract: A slope sliding area assessment method, wherein same belongs to the technical field of slope stability evaluation and disaster prevention and control. The method comprises: firstly, calculating an initial sliding surface corresponding to the minimum safety coefficient of a slope, and an initial sliding area and an initial dead weight corresponding to the initial sliding surface; then Covering a possible sliding region of the slope, randomly generating several feasible sliding surfaces to simulate the possible sliding region of the slope, and calculating a secondary safety coefficient of the feasible sliding surfaces; and finally, regarding the feasible W O 202020/192118 A11I||I|I||||I||DI||||DI |I|I|IIIDI|I||||||||||||||||||||||||||||||| CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, Fl, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZWc (84) P A (p W H4 ], tf@ jttklZ M': ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), kil (AM, AZ, BY, KG, KZ, RU, TJ, TM), [III (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, Fl, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). - _ tj#[IdFT-,ftKI 1* (3)) sliding surfaces having a secondary safety coefficient less than or equal to one as secondary failure sliding surfaces, then calculating the area of each of the secondary failure sliding surfaces one by one, carrying out non-repeated accumulation on all the secondary failure sliding areas and the initial sliding area, and finally assessing a slope sliding area using the accumulated value. In the method, a slope sliding area error value obtained by means of calculation is relatively small, and the consequences brought about by slope sliding can be preliminarily evaluated by means of a slope sliding area. (5J) -MR -TQN J HMffi#,n, fj7t ~ 1-j ' M R 44tJXti-'6J4 LI; Nnt 5Sjj hTj' j 7 _t Jn+j AMMfiaAXV ) MfiV-j+J A ;3 "XLj RI P t M XIRX X AM T AR P TMMfi j ATfMXX t n hT T tMf nl tIL 7± t; JR " I XILt

3. 发明专利

ZA201907322B METHOD FOR EVALUATING SAFETY DEGREE OF SLOPE BASED ON DAMAGE DEGREE OF DOWNSTREAM STRUCTURE 未知
公开(公告)号：ZA201907322B
公开(公告)日：2022-03-30
申请号：ZA201907322
申请日：2019-11-05
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , ZHAI MING , YU GUANGMING , LU SHIBAO , YUAN CHANGFENG , CHU XUESONG
摘要： The present invention belongs to the field of side slope safety evaluation and risk quantification, and particularly relates to a method for evaluating side slope safety on the basis of the degree of damage of downstream structures, and comprises the following steps: step 1: according to the uncertainty of the mechanical parameters of a side slope material, assuming a series of parameter combinations are generated; step 2: on the basis of the i-th parameter combination ci, wherein i = 1, 2..., N, calculating a safety factor Fsi of the side slope and the trajectory of a sliding body of the side slope; step 3: calculating the distance di between the position of the downstream side slope structure and the farthest point in the trajectory of the side-slope sliding body; step 4: repeating steps 2 and 3 to obtain a series of distance values and safety factors; step 5: calculating the average value of the above distance values and safety factors, and recording as dm, Fsm; step 6: using the product of dm and Fsm to evaluate the degree of safety of the side slope of the downstream structure. The present invention effectively solves the problem in the prior art of the evaluation of the safety of side slopes of structures or buildings downstream being insufficiently effective, reasonable, and intuitive, and thus not being conducive to landslide risk prevention.

4. 发明专利

ZA202110939B AN OPTIMUM WEAKENING COEFFICIENT DETERMINATION METHOD FOR THE STRENGTH PARAMETER OF RESERVOIR BANK SLOPES ROCK-SOIL 未知
公开(公告)号：ZA202110939B
公开(公告)日：2022-03-30
申请号：ZA202110939
申请日：2021-12-24
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , LI DONGXIAN , LI CHUNLI , MENG KAIQI , XU LIANG , CHU XUESONG

5. 发明专利

AU2019438357A1 Slope sliding area assessment method 未知
公开(公告)号：AU2019438357A1
公开(公告)日：2020-10-29
申请号：AU2019438357
申请日：2019-10-31
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , CHU XUESONG , YUAN CHANGFENG , YU GUANGMING , ZHAI MING
IPC分类号： G06T7/269
摘要： The present invention belongs to the field of slope stability evaluation and disaster prevention technologies, and relates to an evaluation method for a slope sliding area. An initial sliding surface corresponding to a minimum safety factor of a slope, a 5 corresponding initial sliding area and an initial weight are first calculated; then a possible sliding region of the slope is covered, a plurality of feasible sliding surfaces are randomly generated to simulate the possible sliding region of the slope, and secondary safety factors of the feasible sliding surfaces are calculated; and feasible sliding surfaces with secondary safety factors less than or equal to 1 are taken as secondary invalid sliding 10 surfaces, then areas of the secondary invalid sliding surfaces are calculated one by one, all the secondary invalid sliding areas and the initial sliding area are accumulated without repetition, and finally the slope sliding area is evaluated by using a cumulative value. An error value of the slope sliding area calculated according to the present invention is relatively small, and the slope sliding area may be used for preliminary evaluation of the 15 consequences of slope sliding.

6. 发明专利

ZA202002146B A SLOPE RISK COMPREHENSIVE ASSESSMENT METHOD BASED ON SLOPE FAILURES FORMS 未知
公开(公告)号：ZA202002146B
公开(公告)日：2021-04-28
申请号：ZA202002146
申请日：2020-05-04
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , YUAN CHANGFENG , CHU XUESONG , GAO YUAN , ZHANG HONGBIN , HU JUN , ZHAI MING , LIU FUSHUN
摘要： A landslide failure morphology-based method for comprehensively evaluating the side slope risk, which relates to the fields of side slope stability and risk evaluation. The method introduces a smooth particle hydrodynamics method, uses sliding distance and impact distance, and combines a classical limit equilibrium method to more intuitively and reasonably evaluate side slope stability and risk. The method comprises: according to statistical features of cohesion c and an internal friction angle φ, randomly generating n sets of combined values that meet the statistical features, and denoting same as {ci, φi}i=1n{ci, φi}i=1 n; for an ith set of combined values, obtaining a minimum safety factor Fsi of a side slope; using a smooth particle hydrodynamics method to analyze a sliding distance dRi and an impact distance dIi of the side side slope under the ith set of combined values; making i=i+1, repeating the previous two steps to obtain the minimum safety factor, the sliding distance and the impact distance of the side slope under all combined values; performing averaging processing to obtain an average safety factor, a sliding distance and an impact distance; and calculating a normalized sliding distance and impact distance according to the positions of slope top and bottom structures, and combining same with the average safety factor to comprehensively evaluate the risk of a landslide.

7. 发明专利

AU2020100404A4 A METHOD TO ASSESS SLOPE SAFETY BASED ON DOWNSTREAM STRUCTURES’ DAMAGED DEGREE 未知
公开(公告)号：AU2020100404A4
公开(公告)日：2020-04-30
申请号：AU2020100404
申请日：2020-03-17
申请人： UNIV QINGDAO TECHNOLOGY
发明人： LI LIANG , CHU XUESONG , LU SHIBAO , YUAN CHANGFENG , HE KEQIANG , HU JUN , ZHANG HONGBIN , LING XIANZHANG
IPC分类号： G06F17/10 , G01B21/02 , G01B21/32 , G01V99/00
摘要： The invention relates to the field of slope safety assessment and risk quantification, specifically relating to a method to assess slope safety based on downstream structures' damaged degree comprising following steps, step 1: assuming generating a series of {c,}, in accordance with indeterminacy of slop material mechanical parameters; step 2: basing on parameters' combination C in group i, i =1,2...,N calculating its safety coefficient Fs of the slope and motion trajectory of the slider on the slop; step 3: calculating the distance d, between the downstream structure of slope and the farthest point of the slope slider within its motion trajectory; step 4: repeating step 2 and step 3 to get a series of distance values {d,}N, and safety coefficients {Fs,}N ; step 5: calculating the average distance value and safety coefficient denoted as d. and FSm ; step 6: assessing safety degree of the slope with structures downstream by using product of d. and FS. . The invention can effectively solve the problem existing in prior art which is not effective, valid, and intuitive enough when assessing safety of slope with structures downstream, going against prevention and treatment of landslides. Generating a series of {c,},in accordance with indeterminacy of slop S1 material mechanical parameters Based on parameters' combination C, in group i, i= 2...,N S2 calculating its safety coefficient Fsi of the slope and motion trajectory of' the slider on the slop According to the relative relationship between the location of structure S3 and the farthest point of slop slider within its motion trajectory, calculating the distance d, therebetween, among which i = 1,2..., N S4 Repeating step 2 and step 3 to get a series of distance values {d,},N and a series of safety coefficients {Fs,},N Calculating the average value of said a series of distance values in step 4 S5 denoted as d, and the average value of said a series of safety coefficients denoted as FS, Assessing safety degree of the slope with structures downstream via S6 product of average distance value d. and average safety coefficient Fs. 6 Water tower 0 5 10 15 20 25 3C Slope width/m

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