Dragline Operating Varying

Dragline Operating Varying

(PDF) Productivity Analysis of Draglines Operating …

Productivity Analysis of Draglines Operating in Horizontal and Vertical Tandem Mode of Operation in a Coal Mine—A Case Study. ... varying swing components and the overall cycle. ... In this contest, calculation of operating cost of dragline operation in various methods has been done and compared critically on case to case study basis.

the world’s biggest draglines - Mining Technology

6-7-2014 · The digital AC drive control dragline comes in different configurations with the boom length ranging from 100m to 130m (325ft to 425ft) and the working weight varying between 7,539t and 8,002t. The operating radius of the dragline is 116m, while the dumping height and digging depth are up to 64.5m and 76.7m respectively.

Cycle time and idle time analysis of draglines for ...

tremendous fl exibility of operation at varying OIB depths. Besides, it is capable of giving hi gher rate of OIB removal at relatively low operating cost. However, at the same time, it must be distinctl y borne in mind that the dragline is single most expensive equipment to be procured by a mine.

Using computed order tracking to detect gear condition ...

cycles of the dragline activity to be captured. Relating dragline activity to measured data Video footage was taken of the operating dragline, synchronous to the two-minute sample, to gain a better understanding of the data captured aboard the dragline. The …

Considerations Some Technical and Business Dragline or ...

strips and dumped onto previous dragline dumps. The remaining overburden is at the optimal dragline operating depth for subs equent excavation by a dragline. The main pre-stripping equipment used is tr uck/shovel and shovel/crus her/conveyor. Trucks haul overburden around or acro ss the operating dragline stri p to previous dragline dumps.

AC Dragline Electrics Update - Mining Electrical

operating costs Strict utilities requirements on allowable voltage fluctuation, ... The dragline was commissioned and walked into mine and ... Tests at varying speeds were performed Torque verified by an indirect measurement using power and speed.

Productivity Analysis of Draglines Operating in Horizontal ...

Productivity Analysis of Draglines Operating in Horizontal ... dragline operations is the first and the most important step, its actual implementation is equally important. ... varying swing components and the overall cycle time of the draglines operating in tandem (HT as well as VT). 4.

Stress Analysis of Dragline Bucket in Operating …

Because of harsh operating situations advanced wear, tear, fractures and fatigue failure are generally determined in dragline. The bucket is the main component of the dragline, and its the far supply of external loads at the equipment because of its contacts with ground material.

Performance assessment of draglines in opencast mines

Performance assessment of draglines in opencast mines Piyush Rai Department of Mining Engineering, Institute of Technology, Banaras Hindu University, Varanasi 221 005, India Received 26 May 2003; accepted 17 August 2004 The present stone investigates a few important productivity parameters of draglines operating in some major opencast

Automation IT working with BMA to Optimise their UDD ...

Automation IT working with BMA to Optimise their UDD Dragline Operations THE BACKGROUND BMA was formed in 2001 as a partnership between BHP Billiton and Mitsubishi Development Pty Ltd which owns and operates seven Bowen Basin coal mines Blackwater, Broadmeadow, Goonyella Riverside, Peak Downs, Saraji, Norwich Park and Gregory Crinum.

Dragline System – TS/THS – TEKA – Bei uns dreht …

With their rock-solid engineering, ease of use and low maintenance requirements, these high-performance systems are ideal for continuous operation. TEKA dragline systems are available with bucket capacities ranging from 40 to 160 m³ of loose material with varying boom lengths of up to 22 m.

Dragline Motor Braking Systems - Twiflex

Twiflex was selected to provide spring-applied, air-released replacement caliper brakes for all of the dragline’s eight hoist and eight drag 1,450 hp motors. Each have been equipped with multiple GMR-SD 15.6 caliper brakes operating on 46 in. diameter discs that provide a combined braking force of 72 kN.

Four Draglines and Seven Splitting Seams | Coal Age

Sabine is no different. Operating four draglines of varying sizes to remove varying amounts of over and interburden presents tremendous scheduling challenges, particularly with multiple, splitting seams and in the wet weather conditions typical of the Gulf region.

53-7032.00 - Excavating and Loading Machine and …

Summary Report for: 53-7032.00 - Excavating and Loading Machine and Dragline Operators. Operate or tend machinery equipped with scoops, shovels, or buckets, to excavate and load loose materials.

Dust Control for Draglines | Coal Age

Dust fallout rates in g/m2/day or mg/m2/day were determined on a monthly basis for outside as well as inside the machine house and in the filter room. For each dragline, about 16 gauges were used over the three different areas and the mean and standard deviation were …

HOME >> Product >>dragline 2c mobile crusher

HOME>>Product>>dragline 2c mobile crusher. Walking Vehicle Archives Page 2 of 7 cyberneticzoo. ... Jun 3, 2010 Operating four draglines of varying sizes to remove varying amounts of over and ensuring that each piece of mobile equipment is in place and each . sizes coal so effectively that the need for a primary crusher is eliminated. .

Wear of Dragline Wire Ropes - University of Wollongong

resulting rope life. The stone further gives suggestions for good operating and maintenance practice that can extend the rope life and help reduce the large expenditure associated with every major rope change in a dragline. INTRODUCTION There are three categories of dragline ropes namely, drag and

CYBERMINE - Dragline Simulators - ThoroughTec …

CYBERMINE dragline simulators are delivered with a highly realistic, operating, 3D simulated mine world, complete with overburden, spoils and artificially intelligent simulated mining equipment such as bulldozers, shovels, diggers and light vehicles to support the …

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