Blast furnace an introduction blast furnace is the focus of any integrated steel plant. Blast furnace stove dome and hot blast main application note. This workstation forms part of the automatic control system for blast furnace production at oao magnitogorskii metallurgicheskii kombinat. The software model checker blast software and computational. The aim of the present thesis was to study the heat flows in the blast furnace hearth lining by experimental measurements and numerical modeling. The goal of blast is to be able to check that software satisfies behavioral properties of the interfaces it uses. Our experiments show that blast can provide automated, precise, and scalable analysis for. Numerical simulation of solids flow in a blast furnace. High temperature top combustion hot stoves of kalugin design for blast furnaces b. The crude blast furnace formerly named blast furnace is a multiblock structure added by immersive engineering. It is then used as part of a predictive control scheme to determine the minimum amount of fuel necessary to achieve the blast air requirements. Software model checking asoftmc is an effective technique for analyzing behavioral properties of software systems abased on a combination of static analysis and traditional model checking techniques aabstraction is essential for scalability.
Drain rate and liquid level simulation in blast furnace. Air heated in the blast furnace stoves, is applied from the bottom of the. The blast furnace bf is the heart of the integrated iron and steel. Blast furnace stove control page 4 of 5 unt digital library. Blast stands for berkeley lazy abstraction software verification tool and uses. In this simulation you will play the role of plant metallurgist in charge of the blast furnace operations. Plan and elevation of furnace, top works, skip hoist, cast house, stock bins, gas cleaning equipment, stoves and details of valves and equipment. The other smelters cast the furnace metal into blocks and allow the blocks to solidify. Optimizing blast furnace operation to increase efficiency and. Validation of the present model to test the assumptions made in the present model, a comparison between model predictions and measurements made using a scaleddown blast furnace model was carried out. Blast furnace tapping operations involve removing the slag and then tapping molten lead from the furnace into molds or ladles. A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally pig iron, but also others such as lead or copper. Even from here, the shimmering heat makes you turn away.
View and download ussc hotblast 1500 owners manual online. As input variables this model uses the control variables of. The berkeley lazy abstraction software verification tool blast is a software model checking tool for c programs. Model checkers and modelbased development tools are becoming increasingly. Steel town blast furnace 3d models and 3d software by daz 3d. The software model checker blast 507 environment enforces memorysafety policies.
Applications to software engineering article the software model checker blast. Thermocouple data from an operating furnace have been used throughout the work, to verify results and to develop methodologies to use the results in further studies. The optimal working height of blast furnaces in smelting titanomagnetite sinter and pellets is 10. The charge, which consists of iron ore, coke and limestone etc. Vulnerability obstacle to redesign cost overruns buggy, brittle, insecure, and not interoperable. Optimization of blast furnace parameters using artificial neural network a thesis submitted in partial fullfillment of the requirements for the degree of master of technology in metallurgical and materials engineering steel technology by dhirendra kumar roll no 2mm2479 under the guidance of dr s. Suddenly, from deep within the menacing structure, a fierce glow of orange light rips the darkness with blazing fire. Slam and blast are both software verification tools that perform static. Blast furnace and stoves eurotherm by schneider electric. In a blast furnace, fuel coke, ores, and flux limestone are continuously supplied through. My project is abourt coupling a gps and a 3d model to generate a video sequence, a kind of time camera which produces sequences from the past using contemporary video sequence.
Optimization of blast furnace parameters using artificial. Hot metal temperature prediction in blast furnace using. Rotatable airflow of combustion products is distributed evenly in checkers. This is to certify that the work in this project report entitled cfd modelling of heat transfer in blast furnace by biswajit dalai 111mm0268 has been carried out under my supervision in partial fulfilment of the requirements for the degree of bachelor of technology in metallurgical and materials engineering, national institute of. Blast furnace design ironmaking our activities site. Blast furnace is used to reduce the iron ore to iron. We did not there go into the question as to how the proportions.
Since 1985, im updating a whole 67 hectares blast furnace plant. Iron produced in the blast furnace contains a high proportion of ca. Like something from another planet, the black giants blaze against the night sky. A blast furnace is usually built with a steel case and bricks made of magnesium oxide or other refractory material inside the case. Converter gas, which is produced whenever carbon is extracted from pig iron in the converter plant by. This is a photo of paul lapointes blast furnace yes this is a model, and yes it is ho scale. A major advance in bf ironmaking has been the use of pulverized coal which partially replaces. The blast furnace is a multiblock structure added by railcraft. A numerical model was developed to simulate the threedimensional heat transfer in the belly and lower shaft region of the blast furnace wall consisting of copper steel composite stave, packing. Blast furnace gas, for example, which occurs as a byproduct inside the blast furnace and is used as a fuel gas for heating up the blast heating systems to generate hot air, contains twenty to twentyfive percent carbon monoxide. Development and software implementation of the hot blast stove. An ironmaking blast furnace bf is a moving bed reactor involving counter. A survey of tools for model checking and modelbased. Some smelters tap metal directly into a holding kettle which keeps the metal molten for refining.
I figure if i am ever going to complete this it will have to be in front of a crowd so that i cant cut. Stateoftheart computational fluid dynamics model optimizes fuel rate in. Blast furnace railcraft official feed the beast wiki. B for blast furnace gas analysis figure 2 the results shown are representative of a typical blast furnace installation. Memory safetyisafundamental correctness property, and therefore much recent research interest has focused on pro.
This laser cut multimedia kit makes seven 7 ho scale model gate valves for the gas burners and cold blast main of the walthers blast furnace model. A steady thunder of unbearable sound hammers every inch of your body. Blast furnace product crossword clue answer crossword heaven. Blast uses counterexampledriven automatic abstraction refinement to construct an abstract model which is model checked for safety properties. Cfd flow modeling software and solutions from fluent, 2009. Call our knowledgeable customer service at 1800800bray 2729. I made the mistake of joining the yahoo steel group and ordering jeff bornes walthers blast furnace detailing videos. Designed as a background prop the blast furnace also has enough detail inside and out to get in close. Home browse by title periodicals international journal on software tools for technology transfer sttt vol. The blast furnace bf is the most widely used ironmaking. Modeling of blast furnace with layered cohesive zone springerlink. Dec 27, 2015 the requirements, structure, and architecture of the tekhnolog domennogo tsekha tdt workstation in the decisionmaking support system at the mes level are considered. The furnace charge, or burden, of ironbearing materials e. The blast furnace will only take coal coke, charcoal, and thaumcraft alumentum as fuels, requiring 1 coal coke per ingot, 0.
As a result, c programmers often face program crashes or worse, security vulnerabilities whose cause can be traced back to improper access of memory. Glass beads gb and plastic beads pb are used as bulk materials see table 1. High temperature top combustion hot stoves of kalugin design. Operators training simulator for blast furnace plant9kb. Secondary lead smelter etool smelting blast furnace. Your aim is to optimise production of hot metal from your blast furnace by selecting appropriate raw materials, production statistics and charging rates. I have been bitten by the steel bug and just have to have a blast furnace. Nov 27, 2011 a mathematical model is developed for calculating the height and outline of the working space in a blast furnace from the batch surface to the axis of the air tuyere, on the basis of data regarding the density, acceleration of the batch flux, and pressure difference of the gas. Arima models are employed to forecast and track furnace flame. Applications to software engineering blast is an automatic verification tool for checking temporal safety properties of c programs. Single loop temperature controllers indicator and alarm units software. The present work presents a model based on fuzzy logic tools to predict and simulate the hot metal temperature in a blast furnace bf. Analysis of slag flow in blast furnace during the extraction of iron 1mayurkumar s suthar, 2 prof.
Software model checking zprogram behaviorprogram behavior zpredicate abstraction zcounterexampleguided abstraction refinement part ii. Analysis of slag flow in blast furnace during the extraction. The steel town blast furnace represents the memories of that time. Comparative performance evaluation of blast furnace. Recently, several types of research papers with mathematical modeling and software. A detailed heat transfer model of the stoves is developed. In the last instalment we discussed the balance sheet of materials entering and leaving the furnace, showing the dis tribution of the ingredients of the charge and the blast into the various products and byproducts of the furnace. Blast furnace the blast furnace area provides the raw material for steelmaking.
It is crafted by arranging blast bricks into a solid 3x3x3 and rightclicking on the center block of any face with an engineers hammer. Blast furnace simple english wikipedia, the free encyclopedia. This paper outlines the process model and model based control techniques implemented on the hot blast stoves for the no. The task addressed by blast is the need to check whether software satisfies the behavioral requirements of its associated interfaces. They can be up to 60 metres 200 ft tall and 15 metres 49 ft in diameter. Proper understanding and control of drainage of hot metal and slag from hearth are essential for a stable and efficient blast furnace operation. View and download united states stove hotblast 1200g owners manual online. Automatic control software for the blastfurnace shop.
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