bulk solids handling Journal Technical Article Continuous Versus Discontinuous Shipunloading This paper compares the advantages, disadvantages, and status of grab and continuous coal unloading systems for ocean-going ships. read more
bulk solids handling Journal Technical Article Fossil Fuel Supply for India's Coal-fired Power Plants – Equipment for Unloading at Ports and Transportation to the Plant In the current situation of the power sector in India, source of coal and therefore the selection of various handling systems play a very important role. The selection of the best available solution depends on a number of factors, including the quantity to be handled, size, type of the fuel, and the…read more
Case Study ContiTech: 24/7 Smart Service for the Toughest Mining Conditions ContiTech is taking an unusual service approach in the world’s largest underground iron ore mine in Kiruna, Sweden. Kiruna is situated north of the Arctic Circle and is roughly a 15-hour train ride away from Stockholm. It is Sweden’s northernmost town and arose as a settlement for the mine of th…read more
bulk solids handling Journal Technical Article Lining Materials for Bulk Solids Handling Equipment – Selection of Materials for the Iron & Steel Industry – An Integrated Approach The handling, storage and transportation of raw materials and intermediate products in the preliminary stages of iron and steel production are a cumbersome task, due to their vast amount and abrasiveness. Liners may help to reduce these negative effects. read more
bulk solids handling Journal White Paper Improving Abrasion Resistance – Uses of Engineered Cast Polyurethane in Bulk Materials Handling Wear is a major problem in the handling of bulk solid and powder materials, mainly in areas where impact and/or sliding contact occurs. Various materials were developed to reduce the effects of wear, the latest ones being made from (poly)urethanes. read more
bulk solids handling Journal Research Paper Stresses in Silos Part 1: Bulk Solid Properties - Stresses in the Vertical Section An important part of bulk solids technology is the understanding of stresses (bulk solid pressures) acting on silo walls which, in turn, is important for the stability of silos. However, the behavior of bulk solids is taught in universities within the frame of mechanical process engineering, or conv…read more
bulk solids handling Journal Technical Article Continuous Weighing of Solids in the Process Industries With the advent of microprocessor technology about to revolutionalise the design and cost effectiveness of constant rate feeders and belt weighers this paper outlines the current status of the art of the design and application of constant rate feeders within the process industries. read more
bulk solids handling Journal Case Study Conneaut: An Economical Superport The Pittsburgh and Conneaut Dock Co.'s ore and coal bulk handling facility at Conneaut, Ohio on Lake Erie, Is one of the largest bulk terminals in the world. The author describes the design philosophy and the various construction stages of this superport and shows why and how economical terminal cha…read more
bulk solids handling Journal Research Paper Pipe Conveyor Test Rigs: Design, Application and Test Results - Part B This paper is part of a publication series devoted to an overview of the existent pipe conveyor test rig designs with respect to the obtained contact forces. There are three parts: Parts A and B are devoted to the static test rig configurations, and Part C – is devoted to dynamic measurements. The…read more
bulk solids handling Journal Case Study Stacker and Shiploader at the Port Kembla Coal Terminal The Port Kembla Coal Terminal stockyard consists of two stacking conveyors on the outside of the piles and initially one, and in the future two reclaim conveyors between the piles Each stacking conveyor has two rail-mounted stackers. The ship loading system is interruption free. It utilizes two…read more
bulk solids handling Journal Case Study Port Kembla - A State of the Art Coal Port The new Port Kembla coal loader, dedicated on November 22, 1982, was developed to satisfy the following criteria: superior environmental protection, capacity, one hour train tum-around time, environmentally acceptable unloading of 200,000 trucks a year, high reliability, ease of maintenance and clea…read more
White Paper Five Benefits of Conveyor Skirting Thomas Greaves, General Manager at DYNA Engineering, Australia, explains the advantages and disadvantages of conveyor belt skirting: how they work, how they are designed and how they increase productivity and safety. read more
bulk solids handling Journal Technical Article Roll-On/Roll-Off by Krupp Fördertechnik During the past few years, there has been an increasing request by clients for the delivery of fully-assembled and tes ed ship un loaders. read more
Case Study Reliable Energy Supply for Bulk Handling Equipment in the tough Environment of Alumina Production During mining and subsequent storage of bauxite, a sedimentary rock for the production of aluminium oxide, a lot of dust is thrown up, which is a major challenge especially for the moving machine parts of the conveyor units. For this reason, Aluminium Oxid Stade GmbH (AOS), one of the major German a…read more
bulk solids handling Journal Technical Article Design vs. Actual – Comparison of Design and Measurement Data of a 12.4 km Overland Conveyor his paper gives feedback on the difference between results expected at the design stage with those obtained from actual field measurements on a long overland conveyor after commissioning. The challenges faced during the project execution, risks identified and the mitigation thereof are also discusse…read more
bulk solids handling Journal White Paper Microprocessor Control of Blending and Weighing Systems Whenever the costs of raw materials escalates, the justification for more sophisticated control is reexamined. Microprocessors can improve cost control by reducing giveaway, improving quality and reducing operational costs. Microcomputer control refinements are almost without limitation, but pr…read more
bulk solids handling Journal Case Study The Two Newest Transshipment Terminals in the U.S. The author gives details of the two newest, ORBA designed and constructed, ore and pellet transshipment terminals which are both located on Lake Erie in the State of Ohio. The two newest transshipment terminals in the U.S are both situated on lake Erie in the State of Ohio. The Lorain Pellet Te…read more
bulk solids handling Journal Research Paper Pipe Conveyor Test Rigs: Design, Application and Test Results - Part C This paper is a third part of a publication series devoted to an overview and design analysis of the existent pipe conveyor test rigs with respect to the obtained contact forces. The first two Parts A and B discuss static test rigs configuration, Part C is devoted to dynamic measurements. Particular…read more
bulk solids handling Journal Case Study A Review of Control Systems in Australian Grain Terminals The four important centres of operation and control in grain terminals, i.e., receival hoppers shipping weighers shipping control room and main control room are discussed and control systems in some of the more recent terminals and terminal extensions in Australia are described. read more
White Paper Reducing Belt Conveyor Transfer Impact Energy using a Dynamic Idler A belt conveyor load zone under a primary sizer was experiencing multiple failures to plant. The system transports 5500 tph of Iron Ore, 6 m drop height and a lump size of 500 mm+. To reduce unplanned maintenance and stretch shutdown intervals by increasing the life of the belt, rollers and fra…read more
bulk solids handling Journal Technical Article Idlers Made to Measure – Choosing the best Idler for the Job Cuts Operating Costs The significance of the idlers is often underestimated when efficiency analysis is performed on belt conveyors. Because price is often the sole selection criterion, the idlers have to be inexpensive. However, that mentality often results in higher operating costs. read more
Case Study Martin Engineering: Innovative Belt Cleaning Technology Eliminates Carryback at Cement Plant Martin Engineering, a global leader in conveyor belt cleaning technology has helped a Detroit cement producer stop excessive carryback and equipment fouling by installing a revolutionary primary cleaner designed for punishing applications. With a significant reduction in carryback, spillage, and lab…read more
bulk solids handling Journal Case Study Crushing the Production Bottleneck – Cone Crusher brings Production Boost to Raj Stones Through the use of Sandvik technology, Raj Stones, based in the United Arab Emirates, has reinforced its position as one of the premier aggregate suppliers in the region. read more
bulk solids handling Journal White Paper Improve your Size Reduction: Expect More from your Horizontal Shaft Impactor Horizontal Shaft Impactors (HSI) were first implemented in the midst of the last century. Since then they have taken over the size reduction process in many industries. Here’s why, and how. read more