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 Case Study Programmable Controllers at New Pellet Terminal Programmable Controllers are utilized extensively at the Lorain Pellet Terminal in Lorain, Ohio, USA. This facility was commissioned in August, 1980 making it the latest and most modern transshipment terminal on the Great Lakes. Several different types of iron ore pellets are received by self- unloa…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
Case Study BossTek: Busy Port uses Dust Control Cannon for Handling & Storage of Commodities A leader in dust control solutions has helped a port located along the Hudson River control fugitive particle emissions at the dock and in the industrial park using atomized mist technology. The Port of Coeymans employs two DustBoss® DB-60 atomized mist cannons from BossTek® for dust suppression…read more
bulk solids handling Journal Technical Article Technical Aspects of Shiploading Coal Slurries The loading of coal slurries direct into ships has many important economical advantages but the technical problems involved have not all satisfactorily been solved The present article reviews the advantages and technical difficulties involved with this procedure and comes to the conclusion that the …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
bulk solids handling Journal Case Study PWH in Australia PHB Weserhütte Aktiengesellschaft, shortly PWH, has three divisions in the Federal Republic of Germany (Cologne, Bad Oeynhausen, St. lngbert) and numerous subsidiaries and associated companies throughout the world (Australia Brazil, Germany, France, England, Spain Austria, South Africa, USA). read more
bulk solids handling Journal Technical Article Pneumatic Unloading Equipment for Bulk Cement Carriers During the last ten years the demand for cement terminals has grown considerably in the whole world. The challenge of the market is mainly related to transloading installations for bulk cement with capacities of 100 to 400 t/h. To a growing extent bulk cement is delivered by river barges or seagoing…read more
bulk solids handling Journal Case Study Port Facilities at Narvik and Luleä The Ports of Narvik and Luleä are two of the most important shipping outlets in the West and their development which has been taking shape since 1945 is now almost complete. This paper traces the stages in their development and indicates problems and prospects for the future. read more
bulk solids handling Journal White Paper Screw-type Technology for Economical Ship Unloading Peter Göransson, sales manager for Siwertell AB explains how it is possible to achieve significant long-term savings through the use of high-capacity unloaders. read more
Case Study Upgrade of Chain Conveyor for Corrosive Products A 4B customer was struggling with their drag chain conveyors transporting a corrosive by-product of crude oil processing. The chain was breaking and wearing fast, causing much downtime and production-time loss due to the repairs required on the conveyors. 4B resolved the problem with heavy duty link…read more
bulk solids handling Journal White Paper Self-Unloading Vessel Equipped With Bucket Wheel A novel self-discharging system is helping to ensure rapid turnaround and maximum utilisation of the MV Cambourne for her owners, Civil & Marine Ltd. of Greenhithe, Kent. The system is based on a bucket wheel designed and manufactured by Strachan & Henshaw, which discharges dredged sand…read more
bulk solids handling Journal Case Study Reliability and Performance – Motorised Pulleys at US and UK Bulk Transfer Terminals Older facilities, such as shipping terminals for ships and barges, which face the risk of high demurrage charges in the event of a ship loading delay, can derive a significant benefit by replacing problem-prone exposed conveyor drive systems with motorised pulleys. read more
Case Study Conveyor Belts – 4B pioneers Use of Stainless-Steel Elevator Bolts for Magnet Belts in Concrete Recycling An application of 304 grade stainless non-magnetic elevator bolts in magnet conveyors, used for removing ferrous materials from crushed recycled concrete. Overcoming the problem of standard mild steel bolts being drawn to the fixed magnets and increasing service life. read more
bulk solids handling Journal White Paper A New Dust-Free Spout for Barge Loading After a thorough discussion of the causes for dust emission and ways and means to reduce dust emission during he loading of barges, details on a new speed regulating device incorporated in the loading spout are given. In practical operations this new loading device showed excellent results. read more
bulk solids handling Journal Technical Article Self-Unloaders - Evaluating the Economic Advantages Too often the economic evaluation of self-unloading ships is done by comparing their rates with those of conventional ships. The objective of this article is to show that the economic evaluation of a self-unloader relative to conventional ships requires that all relevant costs be considered, not jus…read more
bulk solids handling Journal White Paper System for Coal Car Unloading at Rail to Water Terminals The past and present decades have seen a rapid growth in the export of coal to foreign countries. Normally, coal is brought to the export terminal by trains made up of either unit train cars (cars of same size and capacity) or of random cars (cars of varying sizes and capacities). If the rolling sto…read more
bulk solids handling Journal Research Paper Simulation of Maritime Transport and Distribution by Sea-Going Barges An Application of Multiple Regression Analysis and Factor Screening The authors present an application of multiple regression analysis and factor screening to the study of transport by pusher barges compared to sea-going ships. A simulation model is described and mathematical techniques are used to simplify the parameters involved to such a level that the model can …read more
bulk solids handling Journal Technical Article The Increased Use of Belt Conveyor Self-Unloading Vessels - A Coming Development in Ocean Bulk Shipping The author underlines the importance of self-unloading vessels for Great Lakes shipping and explains the reasons why and how belt conveyor type self-unloading bulk carriers are being used or planned to be used to an ever increasing extent for bulk movements on ocean routes. A survey of major shippin…read more
bulk solids handling Journal Research Paper Load Stability of Bulk Cargoes during Ship Transport The safe ocean transport of bulk cargoes on large bulk ships is vitally dependent on the stability of the cargo under the influence of the rolling, pitching and yawing motion of the ship and the transmission of vibration from the ship’s engine and propulsion machinery as well as wave motion induce…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 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 Case Study Dust-free Bulk Unloading – Mobile High-performance De-dusting during Railcar Unloading A new dust removal facility for bulk unloading has been installed at Thyssenkrupp Steel's blast furnace operations in Duisburg-Hamborn, Germany. Due to the high efficiency of the system, dust emissions have fallen below statutory limit values. read more
bulk solids handling Journal Case Study Loading and Unloading Equipment of a Bulk Cement Carrier The transportation of bulk cement by sea utilizing an exclusive carrier with specially designed loading and unloading equipment and facilities was first undertaken some years ago by Onoda Cement Co. Ltd. (ONODA) in Japan. Since that time a number of similar exelusive carriers for the transport of bu…read more