MTW European Type Trapezium Mill
Input size:30-50mm
Capacity: 3-50t/h
LM Vertical Roller Mill
Input size:38-65mm
Capacity: 13-70t/h
Raymond Mill
Input size:20-30mm
Capacity: 0.8-9.5t/h
Sand powder vertical mill
Input size:30-55mm
Capacity: 30-900t/h
LUM series superfine vertical roller grinding mill
Input size:10-20mm
Capacity: 5-18t/h
MW Micro Powder Mill
Input size:≤20mm
Capacity: 0.5-12t/h
LM Vertical Slag Mill
Input size:38-65mm
Capacity: 7-100t/h
LM Vertical Coal Mill
Input size:≤50mm
Capacity: 5-100t/h
TGM Trapezium Mill
Input size:25-40mm
Capacity: 3-36t/h
MB5X Pendulum Roller Grinding Mill
Input size:25-55mm
Capacity: 4-100t/h
Straight-Through Centrifugal Mill
Input size:30-40mm
Capacity: 15-45t/h
Mudstone weathering residual slope accumulation
Stability analysis of a slope containing watersensitive mudstone
2023年10月6日 The effective saturation on the mudstone layer surface changed and the plastic strain all occurred on the mudstone steps under different rainfall conditions The key to 2022年11月2日 The relationship between the mechanical and hydraulic properties of carbonaceous mudstone and the depth on a slope is assumed to be a logistic function On this basis, a mathematical equation was established to Numerical Analysis Method That Considers 2024年11月1日 Abundant core, wireline log, geochemical data, and other test data of core samples have been accumulated for the research of MLs and the sedimentation processes of The influence of mudstone lithofacies sedimentation on the 2013年1月23日 In the paper, the development of an expansive residual clay soil profile weathering from a Permian mudstone is described The characteristics considered include soil The development of a residual soil profile from a
Microtopography effects on pedogenesis in the mudstone
2024年5月25日 Microtopography may influence physicochemical properties, chemical weathering, and redistribution of water and materials, causing variations in pedogenic 2017年1月18日 The numerical simulation indicated that numerous tensile microcracks form in the upper part of the slope due to river incision, and several microcracks may develop into Slope failure mechanisms in dipping interbedded sandstone and mudstone 2024年6月19日 When the slope is greater than 55° and the slope height is greater than 55 m, the shear stress of the slope locking section exceeds its shear strength, and the probability of Study on deformation and failure characteristics of oblique1 天前 Red mudstone has significant hydrophilicity, that is hard at low water contents and soft and unstable at high water contents, and understanding the whole range of water content on the shear Study on the effect of water on the shear
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The Hanhe landslide is developed at the junction of the residual slope accumulation and the strong weathered weak structural surface, with the weak structural surface within the strong 2023年10月6日 Mudstone, as a typical soft rock with wide distribution, has been endangering the slopes containing mudstone by its watersensitivity of swelling and weakening strength when encountering water To comprehensively understand the watersensitivity of mudstone and reveal its influence on slope stability, we took the working slope containing watersensitive mudstone Stability analysis of a slope containing watersensitive mudstone 2020年11月1日 Mudstone residual soil (MRS), one of typical geomaterial from the weathering of sedimentary rock, is commonly encountered in tropical regions including Zimbabwe (Baldock et al, 1991), Singapore (Pitts and Kannan, 1986) and Australia (Fityus and Smith, 2004) The weathering of mudstone is facilitated by the tropical climate in the above regionsEngineering geology of residual soil derived from mudstone 2022年11月18日 weathering degree Figure 1 shows the influence of weathering on carbonaceous mudstone in an excavated highway cut slope [2] Figure 1 Weathering of carbonaceous mudstone: (a) photo; (b) schematic diagram Because of the weathering effect, the mechanical properties of carbonaceous mudstone degrade as the depth decreasesNumerical Analysis Method That Considers Weathering
The effect of clay swelling on crack generation in red stratum
2024年11月11日 The term “red stratum” refers primarily to those continental and shallow lake sediments, such as conglomerate, sandstone, mudstone and its weathering residue, formed during the Triassic, Jurassic, and Cretaceous periods (Zhang et al 2016)These sediments are characterised by their dark red or purplishred hues, which result from high concentrations of 2006年1月1日 Slope stabilization procedures for seven landslides in the Niigata Prefecture of Japan had provided an excellent and rare opportunity to examine the composition of ground water, and residual shear Influence of Weathering on Physical and Mechanical Properties of Mudstone2022年11月2日 The mechanical behavior of carbonaceous mudstone deteriorates greatly when exposed to wet environments, and the precise evaluation of its slope stability has been a difficulty This study aims to establish a numerical analysis method for the instability problems of its slopes; this method considers the effects of weathering and watersoftening by establishing their Numerical Analysis Method That Considers Weathering and 2023年3月1日 Holocene residual slope accumulation layer ( Q dl+el 4), and finite element A representing strong weathering mudstone, its parameters, including the elastic modulus, cohesion, and Numerical investigation on slope stability influenced by
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Stability Analysis of a Rocky Slope with a Weak Interbedded
2024年2月18日 The lithology of a rock mass usually determines its resistance to weathering, physical and mechanical properties, and hydrological properties, which in turn affects the stability of the slope Loose rock pore water is found in the Quaternary residual slope accumulation subclay, which is thinly distributed due to terrain constraints, with 2024年4月20日 Mine slope stability and mining sustainability are related to the local geological structures, which could change the rock mass structure in deep mining After 20 years mining in a mudstone mine, western China, the slope structure transforms from antidipping structure into a bedding structure by a recently discovered fault (F1), further inducing the two landslides Slope instability mechanism with differential rock mass2024年8月12日 Traditional slope protection methods face many challenges when applied to carbonaceous mudstone slopes The objective of this study was to develop a novel protection method based on vegetation concrete with carbonaceous mudstone aggregates (VCCMA) and then examine its performance and underlying protective mechanism Hence, physical model Performance evaluation of vegetation concrete with 2023年1月31日 and precipitation make it simple for the slope to be in the cycle of watersaturation and drying crack Strong sunlight causes mudstone to weather quickly and lose shear strengths completely In addition, precipitation causes mudstone to relax and soften, and changes the structure of the rock, all of which cause the slope to become unstableNumerical Analysis on the Stability of Sandstone
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Numerical investigation on slope stability influenced by
2023年2月15日 The Quaternary Holocene residual landslide accumulation layer (\({Q}{4}^{\mathrm{dl}+\mathrm{el}}\) The red and blue parts, labeled by A and B in the model, represented the strong and weak weathering natural mudstone of the slope, respectively As the dried mudstone samples employed in the compression tests were extracted from the weak 2006年2月15日 The fast weathering universally takes place in red bed mudstone slope, which is not completely solved till now By selecting the typical red bed mudstone slope and monitoring its fast weathering Study on fast weathering characteristics of red bed mudstone slope2020年8月8日 Accumulation slopes are extensively distributed in the Three Gorges Reservoir area, China The seasonal variation of reservoir’s water level will induce highfrequency microseisms, which may cause landslides in reservoir banks The study of the dynamic responses of the slope under earthquakes is the basis of the dynamic stability analysis of the slope This Experimental study on dynamic characteristics and dynamic 2018年2月24日 The Lower Paleozoic gas reservoirs in central Sulige gas field are mainly accumulated in Ordovician ancient weathering crust karst carbonate reservoirs, and they are especially rich in the upper assemblage of Ordovician Majiagou formation (Ma51–Ma54 submembers) However, the spatial distribution of gas is unclear yet because of the different Characteristics of paleogeomorphology and
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Fast weathering law of redbed mudstone slope
2006年2月1日 The research result shows that the fast weathering of the redbed mudstone slope occurs within 10 cm depth below the surface, and the variation of air temperature and the number of moderate 2017年6月27日 To identify the mechanisms that caused landslides during the construction of the JilinHunchun highspeed railway line in Yanji, China, the engineering properties of weathered swelling mudstones extracted from a representative landslide site were investigated The experimental results indicate that both yellowbrown and magenta mudstones exhibit Engineering geological properties of weathered swelling mudstones 2023年8月7日 landslide in sandstonecovered mudstone cutting slope Finite element numerical is used to analyze the stability of the slope by using GeoStudio and ANSYS software for the three different rainfallNumerical Analysis on the Stability of Sandstone 2004年7月1日 In the paper, the development of an expansive residual clay soil profile weathering from a Permian mudstone is described The characteristics considered include soil mineralogy, soil chemistry The development of a residual soil profile from a mudstone
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The development of a residual soil profile from a mudstone
2004年7月1日 Soils can be broadly divided into two groups on the basis of their origin: residual soils, formed by the in situ weathering of a rock; and sedimentary or transported soils, formed from the accumulation of soil particles derived from the fragmentation (usually by chemical and physical weathering and subsequent erosion) of rocks and soils in 2018年1月27日 The entrance of Tianshan tunnel was constructed in residual slope accumulation of gravelly soil while the massif at the entrance was considered as a potential landslide mass In this context, landslide is very likely to occur to cause engineering accidents under the effects of tunneling construction disturbance and rainfall infiltration By analyzing the engineering Optimization of the Construction Technology of Shallow2020年4月8日 Residual soil is widely distributed, especially in the mountainous regions of the Hunan Province of China [1, 2]Blight and Leong [] noted that residual soil is a soillike material, derived from the weathering and decomposition of rock fragments that have not been transported from its original locationTherefore, the properties of residual soil depend on the properties of Permanent Deformation Behavior of CoarseGrained Residual 2022年11月2日 The stability of the carbonaceous mudstone slope is calculated The modified INP file is imported into the ABAQUS software, and then the stability of the carbonaceous mudstone slope is analyzed using the shear strength reduction method Finally, the safety factor and the failure mode of the slope are determinedNumerical Analysis Method That Considers Weathering and
Mechanism and effect of chemical weathering of sedimentary rocks
2000年12月31日 The mineralogy, geochemistry and physical and mechanical properties of rocks from four weathering profiles of Miocene to Pleistocene mudstones and sandstones in Japan showed that chemical 2020年8月26日 between the residual slope accumulation layer and the strongly weathered mudstone The cracks on the trailing edge of the landslide are about 4m long, arcshaped, w ith a maximum width greater The Disaster Mechanism And Stability Evaluation Of Hanhe 2017年3月30日 The clastic rock slopes with mudstone interlayer are widely distributed in Guangxi, China The mudstone interlayer is less permeable than the clastic rock, that may cause slope instability during the rainfall condition In this study, a numerical analysis was conducted to study the effect of mudstone interlayer on clastic rock slope stability A twodimensional slope Stability Analysis of Clastic Rock Slope with Mudstone Weathering is a key part of the process of soil formation, and soil is critical to our existence on Earth (eg, in deserts and semideserts), results in very limited downward chemical transportation and the accumulation of salts and carbonate minerals (eg, calcite) from upwardmoving water Soils in dry regions also suffer from a lack 54: Weathering and the Formation of Soil Geosciences
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Impact of weathering on slope stability in soft rock mass
2014年6月1日 An example of surface deterioration induced by weathering of a natural slope, situated on the Adriatic Highway in the Podstrana municipality, is presented in Fig 1 Here we can see a developed process of marl degradation on the slope surface, with accumulation of detached fragments at the bottom of the slope2022年11月2日 The mechanical behavior of carbonaceous mudstone deteriorates greatly when exposed to wet environments, and the precise evaluation of its slope stability has been a difficulty(PDF) Numerical Analysis Method That Considers Weathering 2019年6月27日 ClimateDriven Variations in the Depositional Environment and Organic Matter Accumulation of Lacustrine Mudstones: Evidence from Organic and Inorganic Geochemistry in the Biyang Depression (PDF) ClimateDriven Variations in the Depositional2023年10月6日 Mudstone, as a typical soft rock with wide distribution, has been endangering the slopes containing mudstone by its watersensitivity of swelling and weakening strength when encountering water To comprehensively understand the watersensitivity of mudstone and reveal its influence on slope stability, we took the working slope containing watersensitive mudstone Stability analysis of a slope containing watersensitive mudstone
Engineering geology of residual soil derived from mudstone
2020年11月1日 Mudstone residual soil (MRS), one of typical geomaterial from the weathering of sedimentary rock, is commonly encountered in tropical regions including Zimbabwe (Baldock et al, 1991), Singapore (Pitts and Kannan, 1986) and Australia (Fityus and Smith, 2004) The weathering of mudstone is facilitated by the tropical climate in the above regions2022年11月18日 weathering degree Figure 1 shows the influence of weathering on carbonaceous mudstone in an excavated highway cut slope [2] Figure 1 Weathering of carbonaceous mudstone: (a) photo; (b) schematic diagram Because of the weathering effect, the mechanical properties of carbonaceous mudstone degrade as the depth decreasesNumerical Analysis Method That Considers Weathering 2024年11月11日 The term “red stratum” refers primarily to those continental and shallow lake sediments, such as conglomerate, sandstone, mudstone and its weathering residue, formed during the Triassic, Jurassic, and Cretaceous periods (Zhang et al 2016)These sediments are characterised by their dark red or purplishred hues, which result from high concentrations of The effect of clay swelling on crack generation in red stratum 2006年1月1日 Slope stabilization procedures for seven landslides in the Niigata Prefecture of Japan had provided an excellent and rare opportunity to examine the composition of ground water, and residual shear Influence of Weathering on Physical and Mechanical Properties of Mudstone
Numerical Analysis Method That Considers Weathering and
2022年11月2日 The mechanical behavior of carbonaceous mudstone deteriorates greatly when exposed to wet environments, and the precise evaluation of its slope stability has been a difficulty This study aims to establish a numerical analysis method for the instability problems of its slopes; this method considers the effects of weathering and watersoftening by establishing their 2023年3月1日 Holocene residual slope accumulation layer ( Q dl+el 4), and finite element A representing strong weathering mudstone, its parameters, including the elastic modulus, cohesion, and Numerical investigation on slope stability influenced by 2024年2月18日 The lithology of a rock mass usually determines its resistance to weathering, physical and mechanical properties, and hydrological properties, which in turn affects the stability of the slope Loose rock pore water is found in the Quaternary residual slope accumulation subclay, which is thinly distributed due to terrain constraints, with Stability Analysis of a Rocky Slope with a Weak Interbedded 2024年4月20日 Mine slope stability and mining sustainability are related to the local geological structures, which could change the rock mass structure in deep mining After 20 years mining in a mudstone mine, western China, the slope structure transforms from antidipping structure into a bedding structure by a recently discovered fault (F1), further inducing the two landslides Slope instability mechanism with differential rock mass
Performance evaluation of vegetation concrete with
2024年8月12日 Traditional slope protection methods face many challenges when applied to carbonaceous mudstone slopes The objective of this study was to develop a novel protection method based on vegetation concrete with carbonaceous mudstone aggregates (VCCMA) and then examine its performance and underlying protective mechanism Hence, physical model