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
Case Study Ready-Mix Plants Prevent Wear and Downtime with Deflection Elbows Concrete Plants, Inc. (CPI) has provided turnkey batch plant equipment, service and parts to ready-mix and precast concrete plants from Maine to South Carolina since 1974. For many years, customers were resigned to abrasive materials wearing through the elbows of their pneumatic conveying system elb…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
bulk solids handling Journal Technical Article Latest Developments in Coal Handling for Self-Unloading Ships and Barges The purpose of this paper is to describe he various types of self-unloading vessels and emphasize their economics. For most ship owners or designers, self-unloaders mean the Great Lakes type not realizing that the same or modified systems could be used elsewhere. Hopefully some clarifications are co…read more
bulk solids handling Journal Technical Article Pneumatic Conveying Equipment for the Mining Industry The author describes heavy duty equipment for the application of dilute-phase pneumatic conveying of large-size abrasive rock or coal under rugged underground mining conditions which can have advantages over conveyor belts bucket elevators or other forms of transport. read more
bulk solids handling Journal Case Study It’s all about the Mix – Mixing and Granulation of Sinter Material in the Steel Industry With regard to abrasiveness sinter raw materials in the iron and steel industry are among the most demanding when it comes to mixing processes, especially, as these have to performed continuosly on a 24/7 basis. read more
bulk solids handling Journal Case Study Biggest-Ever Bucket Wheel Reclaimers in the Coal Terminal of Port Kembla Near Wollongong, NSW, 100 km south of Sydney, a new coal terminal is being built in Port Kembia The initial capacity will be 15·106 tonnes and the final capacity 25·106 tonnes per year. The coal will be carried to the terminal by rail and truck and stockpiled by means of boom stackers. read more
Case Study Sensor-Based Sorting in Lithium Mining Operations Unlocking Untapped Potential The global demand for lithium is soaring, driven by the growing adoption of electric vehicles and grid-scale lithium-ion batteries for energy storage. Some forecasts project the demand to reach as much as 1.5 million metric tons of lithium carbonate equivalent by 2025 – triple what it was in 2021 …read more
bulk solids handling Journal Research Paper The "Bins & Bunkers Research Group" at the Technical University Clausthal The Bins and Bunkers Research Group at the Department of Mining at the Technical University Clausthal, Federal Republic of Germany, was established in 1955. Since that time its main activities have covered and have been mainly centred around the following six aspects of bulk solids handling: read more
bulk solids handling Journal Technical Article Temporary Grain Storages for Commercial Applications For some years the Grain Elevators Board N.S.W. has been conducting extensive trails and economic analysis to determine the optimum type of temporary bulk grain storage structure for N.S.W. conditions. This paper presents some of the results of these investigations. Four types of storage structures …read more
bulk solids handling Journal Case Study Design and Construction of Alberta Wheat Pool's Annex No. 4 V.B. Cook Co. Limited is proud to have participated in a project that they believe to be a trend setter in modern, safe and efficient grain storage facilities. On January 22, 1979 the Honourable Otto Lang, Minister of Transport, pushed the control switch to begin grain flowing from Alberta Wheat Poo…read more
bulk solids handling Journal Technical Article The Use of Measured Flow Properties for Dimensioning the Outlet of a Mammoth Silo for Coal Storage This article describes a procedure for predicting the outlet size of a large flat-bottomed coal silo to ensure reliable flow. The design is based on the flow properties measured on relevant samples of the bulk solid and a mixture of existing silo theories and common sense. Due to the special feature…read more
bulk solids handling Journal Technical Article Steel Pipe for Slurry Pipelines In every instance, steel pipe fulfills the requirements demanded of slurry pipelines. They have the strength to absorb stresses, the essential deformability for their manufacture, pipe-laying, and operation, and the toughness required from the point of view of fracture mechanics. They allow the cons…read more
bulk solids handling Journal Technical Article Solids Mass Flow Measurement in Pneumatic Pipelines by F.M. Transducer and Microcomputer The paper outlines the basic design of the frequency modulated capacitance transducer which has been successfully used to measure mass flow rates of materials ranging from conducting metal particles to non-conducting solids with a wide range of permittivities. The sensing electrode used offers …read more
bulk solids handling Journal White Paper Hybrid Air Compression: Blower-Compressor Combination does the Trick Until recently, the oil-free compression of air to pressures of 1.0 to 1.5 bar was somewhat challenging. Rotary lobe blowers for this pressure range proved to be unreliable and using screw compressors was often too costly. A new hybrid air compressions system introduced by Aerzener combines the adva…read more
bulk solids handling Journal Technical Article The Design of Storage Bins for Bulk Solids Handling In recent years significant advances have been made in the study of the storage and flow characteristics of bulk solids As a result there are now well established materials testing and associated design procedures to enable storage bins and discharge equipment to be designed to provide reliable and …read more
bulk solids handling Journal Technical Article Coal Slurry Storage and Reclaim Facility The Mohave Generating Station, located in the southern tip of Nevada, is a coal-fired power plant with two units at a power rating of 790 MW each. The coal plant is jointly owned by Nevada Power, Southern California Edison, Salt River Project and L.A. Department of Water and Power and is operated by…read more
bulk solids handling Journal Case Study Keep it all Clean: Efficient and Water-saving Washing of Crushed Material Prior to the introduction of a new washing plant it was the sand washing process which was the biggest area of concern for Natal Portland Cement. Due to inefficiencies of the old plant, the company had to buy up to 80 per cent of the fine sand used for downstream production. This lead to significant…read more
bulk solids handling Journal White Paper Modern Temporary Grain Storage In order to store grain safely at a reasonable storage and handling price, the concept of bunker storage is receiving increased interest. The reasons for the Development of the bunker concept by Victorian Grain Elevators Board are given. read more
bulk solids handling Journal Research Paper Experimental Investigation of Some Important Soy Shreds Characteristics The world-wide increase in the production and trade in bulk solids has led to the construction of increasingly large silos for the storage of an increasing number of bulk solids, of which the characteristics are sometimes not well known. Therefore, it is not surprising that some …read more
bulk solids handling Journal Technical Article Solution to the Problem of Cleaning Out of Silo Floors The author describes the problems associated with the unloading of silos, in particular those for grain storage. The "Matscrew' Silo Unloader is described and significant cost savings are claimed over other unloading methods. read more
Case Study Precious Metal Extraction and Recycling as an ecological Necessity The extraction and recycling of precious metals has become increasingly important in modern industry, not only because of its economic value, but also in terms of environmental sustainability. With limited natural resources and increasing demand for precious metals such as gold, silver and platinum,…read more
bulk solids handling Journal Case Study Sand from the Rocks – New Type of Crushed Sand to replace Natural Sand in Concrete Production The availability of natural sand for concrete production is facing challenges, while the so-called waste stockpiles at aggregate crushing areas are causing problems for producers. This means that the industry has a huge need to solve this challenge by finding suitable technology for usable crushed s…read more
bulk solids handling Journal Research Paper High-Pressure Coal Feeding Techniques Using Bin-Type Feeders Starting from a brief introduction of the high-pressure bin-type coal feeding technique, a hydrohoisting system successfully developed in China and applicable to deep shafts and to mines intending to keep a low percentage of degradation of lump coal product or to mines producing ROM with a high pyri…read more