As table 3 shows, the kuzram model overestimates the size distribution. Modified kuzram fragmentation model and its use at the. Comparative study of wipfrag image analysis and kuzram. Ive been working at this structural engineering firm for a few months and my boss recently ask me to do some research about structural engineering software. Cunningham african explosives limited, modderfontein, south africa abstract. Box build for 2 dd3512 in 1987 olds delta 88 on 2500 rms. Pdf rock fragmentation prediction using kuzram model. The kuz ram model is an empirical fragmentation model based on the kuznetsov 1973 and rosin and rammler 1933 equations modified by cunningham 1983, 1987 which derives the uniformity index in the rosinrammler equation from blasting parameters. Ram structural system tutorial ram bentley communities.
Structural design software, buildings ram structural system. Ram structural system connect edition update 5 version 15. This page contains the ram structural system v8i release 14 tutorial note. If it is possible to vary the blast design to achieve a constant mean fragmentation size x m, or the powder factor k can be held constant, thus predicting the resulting size distribution. Pdf development of the kuzram model to blasting in a. The committee chose to describe the structural design process using aerospace. Comparative study of wipfrag image analysis and kuzram empirical model in. Blasting operations must be technically and organizationally performed to insure. It is not necessary to assign sizes to these members. The same happens with mining engineer trying to predict their blast results. The kuzram model is possibly the most widely used approach to estimating fragmentation from blasting, and renewed interest in the field of blast control has brought increased focus on the model. The kuzram model can be applied in a variety of ways depending on the design objective. Download32 is source for structural design software shareware, freeware download dreamplan free home design software, dreamplan home design software, dreamplan home design software free, check printing design software, dreamplan home design software plus, etc. Pdf modified kuzram fragmentation model and its use at the.
The ram steel beam design and ram steel column design modules optimize the design of the steel gravity members. Design, analyze, and create documentation with ease for your building projects, saving time and money. Kim and kemeny developed a model for rock fragmentation in which they demonstrated the insitu block size to be the most effective. The ram structural system is composed of a number of special purpose modules, each of which is invoked from the ram manager. From its 3d object based graphical modeling environment to the wide variety of analysis and design options completely integrated across one powerful user interface, sap2000 has proven to be the most integrated, productive and practical general purpose structural program on the market today. Rock fragmentation control in opencast blasting pdf free. The kuzram model with blast design parameters of 2. Structural analysis and design of timber structures. This webinar discusses the design requirements when checking web openings for both composite and noncomposite beams. Jul 15, 2019 structural design optimization of londons first vertical village 22 bishopsgate. Pdf distribution analysis of rock fragments size based on the. The kuz ram model with blast design parameters of 2.
The kuzram model is possibly the most widely used approach to estimating. Download structural analysis and design software products by bentley such as staad. Jksimblast is a comprehensive suite of programs for blast design and analysis. The crosshair grille is gone, a staple since 1994, and instead the new grille has a different shape and the words ram spelled out on each model. Various softwares and methods of predicting and analyzing the result of blasting. Produce high quality, economical designs using various concrete, steel and joist building materials.
By rais ahmad 101816 california state university, northridge. The in situ block size plays a major role in creating the mean fragment size of a muckpile. The kuz ram model is generally used for prediction of the fragmentation size after blasting. Sep 01, 2009 read modified kuzram fragmentation model and its use at the sungun copper mine, international journal of rock mechanics and mining sciences on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Graphical user interface gui of the software is designed to simplify the work process of designers. Timber tech buildings is a structural design software for analysis of timber shear walls structures realized using both clt and platform frame systems born at university of trento and developed by timbertech. Ram connection is a powerful software for steel connection design.
Its important to understand the rock characteristics, structures and behaviour. It optimizes workflows through the creation of a single model by providing specialized design functions for buildings and by providing thorough documentation. Three different blasts of the quarry performed with the same design were. Ram structural system provides you a complete solution for analysis, design, drafting, and documentation for steel and concrete buildings, foundations, and even individual structural components. For prediction of the fragmentation size after blasting the kuz ram model is generally used.
Monte carlobased simulation and fragmentation prediction. Image analysis technique has also been used in the. If the rock mass is of fragile brittle structure rmd 10. Pdf a practical method of bench blasting design for. Aug 20, 2017 the ram structural system is a specialized engineering software tool for the complete analysis, design, and drafting of both steel and concrete buildings. Thus, the kuzram model is modified in this paper with the aim of having a better prediction of rom size distribution. Another important parameter on fragmentation is the in situ block size. Theyve been using the same software for a while now and he wants to know what out there in order to see if theres cheaperbetter alternative. Using software based on kuz ram model with gsi as input parameter, which gives real picture of rock mass, could bring precisely prediction of fragment size of blasted rock mass. Development of the kuz ram model to blasting in a limestone quarryopracowanie modelu kuz ram do wykorzystania przy pracach strzalowych w kopalni wapienia.
Various software s and methods of predicting and analyzing the result of blasting exists, one of such is the kuz ram model. However, if you want the program to use check a specific size for a particular gravity beam, the assign sizes command can be used to assign a size to an individual gravity member. Download bentley products civil engineering community. Wipfrag is an auto image generated based granulometry software and. Producing structural schedules with ram and revit interop by bentleystructural. Bureau of mines, information circular 8550 includes bibliography. Various researchers have developed specialized computer software that.
This chapter discusses the structural design context for materials selection, the materials selection process, the evolution of computer systems that support the design process, and the needs for materials information. Pdf modified kuzram fragmentation model and its use at. Kuzram model has been used to appraise blast design alternatives and. Pdf comparative study of wipfrag image analysis and kuzram. Ram structural design software for buildings bentley systems. Pdf comparative study of wipfrag image analysis and kuz. Saves time, reduces errors and improves coordination of design. Distribution analysis of rock fragments size based on the. Structural design software software free download structural design software top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Use autocad to create a complete structural model for analysis and design.
Jul 30, 2010 the interface with cad software permits rapid generation of framing plans, saving significant drafting time and reducing the errors associated with manual information transfer. The kuz ram model is possibly the most widely used approach to estimating fragmentation from blasting, and renewed interest in the field of blast control has brought increased focus on the model. Want to design and analyze projects quickly, producing high quality, economical designs using various concrete, steel and joist building materials. Mining news and job postings, mining and mineral processing technology including drilling, blasting, mining methods, equipment, backfill. Mar 20, 2018 in this article, analysis and design optimization of truss structures using metaheuristics adosh software for truss structural analysis and optimization has been developed to solve truss optimization problems with shape and sizing design variables. A pdf copy of this tutorial is also available offline in the \manuals\ folder where you installed ram structural system for example, c. The finite element analysis program rfem is a powerful software for quick and easy modeling, structural analysis and design of 2d and 3d models consisting of member, plate, wall, folded plate, shell, solid, and contact elements. Investigation of rock blast fragmentation based on specific.
Jan 01, 2009 mining and mineral expliration information. Soft assemble finishing assembly port shot jiggin build complete perfect test fit. Therefore, average heap size distribution values calculated with the kuzram model do not reflect real values. Drill and blast performance evaluation at the obra pit of. This video explains the modeling of a 11 story concrete building with a shear wall using bentley ram structural system. This confirms that the mean fragment size x m and uniformity index n as the models inputs are not true obtained from image analysis values.
Structural design software for buildings easily produce high quality and economical designs for all your structural projects using various concrete, steel, and joist building materials. In this case, for fragmentation results and prediction, a worldwide wellknown model is presented by cunningham, 2005 kuz ram fragmentation model. In this study, two analysis methods were conducted at the same rock environment and surface blast design parameters. Starting with the most obvious visual changes, the frontend of the new 2019 ram 1500 is substantially different than the prior model. Steel connection design in ram connection v11 part1. Ram verification by zee ram structural vs etabs etabs design output exporting to revit ram design output ram connection summary in order to check the ram results and lateral analysis capabilities comparing to etabs, two similar models are compared. The ram structural system v8i is a specialized engineering software tool for the complete analysis, design, and drafting of both steel and concrete buildings. Kuz ram model and splitdesktop software were utilized as main quantify the size distribution of fragmented rock. However, the model is good for preliminary evaluation of blast design. Pro, ram elements, ram structural, mxroads, inroads etc. The kuz ram model only gives idealistic results due to the variation in the structural characteristics of the rocks. Kuz ram and modified kuz ram fragmentation prediction models have been widely used in surface mines.
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