Dragline ppt

INTRODUCTION Dragline falls in heavy equipment's category. Dragline excavator is used for civil engineering projects and surface mining. Dragline is the largest equipment ever built on this planet. It has the ability to excavate very deep down the earth. Word drag is used because it has the ability to drag material at far distance from the ...

Mining Equipment Manufacturing | Broadwind | Think Big

From frame and mast to boom and bucket, Broadwind will work with you to custom engineer and manufacture the massive dragline equipment that makes surface mining possible. Our team specializes in the large, complex weldments, gearboxes and critical components necessary for dragline equipment, with a reputation for the greatest …

What is a Dragline Excavator in Mining? Dragline walking

The dragline walks slowly along the edge of the well. Dragline uses. Draglines are by far the most widely used overburden removal equipment in open pit coal mining. A dragline sits on top of the overburden, excavates the overburden material directly in front of it, and disperses the material to distances greater than a shovel.

8750 Draglines | |

® draglines offer the lowest material removal cost per ton, consume less power and emit fewer greenhouse gases than other methods of overburden removal, making them the most productive and …

Dragline Mining & Reclamation Mining

The dragline operates at the Stockton Seam horizon and excavates down to the Coalburg seams. Reclamation is an ongoing part of the mining cycle. It is included in the twenty year plan and follows immediately behind the active mining. As with all facets of the operation, reclamation requires much coordination and teamwork.

Dragline: what it is, how does it work, main uses and who

The dragline, or dragline excavator, is a mechanized excavator and crawler that is used in large-scale works. It operates with a shovel or scoop attached to the machine only with cables, which offers it a wide range of action and load. However, it reduces power, so the dragline is ideal for excavating and hauling materials that are not very hard.

Digging big

Mining-technology profiles the ten biggest draglines in use based on bucket capacity. P&H 9020XPC Joy Global's P&H 9020XPC walking dragline has a …

Draglines Selection Guide: Types, Features, Applications

Dragline excavators, known simply as draglines, are large excavating machines used for surface mining and terrain development. Draglines operate by lowering a bucket onto the terrain from a boom and then reeling the bucket in with a winch located in front of the machine. A blade on the bucket scrapes and collects surface material until the ...

Your Trusted Mining Partner

Our team operates more draglines in mining applications than any other company in America—we currently operate and maintain more than 40 draglines. Our operators and …

Draglines

Draglines. P&H draglines have a solid reputation and proven performance in the industry, with boom lengths and bucket capacities available to meet your specific requirements. Our draglines are built with customer-inspired innovations that help optimize rugged, reliable and safe performance. The advanced P&H Centurion electrical system is ...

Surface Mining Equipment | Heavy Equipment

Dragline Mining Specialists now offers ® dragline mining machines, more support products and more technologies–all from one reliable source.No other manufacturer offers what and Dragline Mining Specialists can: An unparalleled range of mining equipment and dragline mining support, services and technologies for all types of surface mining.

Working of dragline

DRAGLINE • Walking draglines are for many years the most popular machine for opencast mining due to their flexibility, utility and availability. • their low operating costs for waste mining • Draglines are deployed wherever there is scope for side casting Overburden above coal seam into the de-coaled area. • It is very cost effective ...

Draglines |

You can count on P&H draglines for dismantling and moving material with outstanding efficiency and cost. Our draglines are built with customer-inspired innovations that help optimize their performance, with boom lengths and bucket capacities to meet your specific requirements. 9010C. Bucket capacity 55 - 80 yd³. Boom length 275 - 350 ft.

Mining

Mining gears have been a major part of HMC Gears' success since 1973 with some of the largest mining operations within a 150-mile radius of us. ... HMC has been a name in the open pit, dragline mining …

Next-Generation Hurricane Dragline Buckets | CR Mining

Our dragline buckets come in a range of sizes, from small dragline buckets (bucket capacity of 38 cubic meters) to the largest (120 cube metrics) and everything in between. Small: 8050 and P&H 757. Medium: 8200 and P&H 9010. Large: 8750 and P&H 9020C. Extra-large: 8750+ and P&H …

CASE STUDY ON DRAGLINE

surface coal mining from shovel mining to dragline mining. Coal India Limited (CIL), now has standardized the draglines in two sizes, namely 10/70 and 24/96 for their mines. Most mines depend on the dragline 24 hours/day, 7 days/week. In …

Selection Procedure of Draglines for Stripping Operations in Surface Mining

As shown, the mining front advance depends on the mining-geological and geotechnical conditions within the open-pit field, the uncovering scheme, the length of mining front, the adopted type and number of mining machines [6, 7].The standard-size range of draglines ESH-11/70, ESH-15/90, ESH-15/100, ESH-20/90 and ESH-25/90 …

Experienced Dragline Operators & Contract Miners

North American Mining's expertise with draglines is matched by our skill with surface miners, materials handling, land and mineral management, and more. Our start-to-finish …

Draglines |

You can count on P&H draglines for dismantling and moving material with outstanding efficiency and cost. Our draglines are built with customer-inspired innovations that help …

Critical Analysis of Tandem Dragline Performance in Open

Draglines are used for overburden removal to uncover coal. Planning and designing a dragline mining operation are a complex process that requires deep understanding of dragline mining methods and the application of computer simulation technology to evaluate different scenarios to optimize productivity. In the recent past …

BNI Coal Commissions $31 Million Dragline at Its

A coal mining company in Center commissioned a $31 million dragline Monday and is about six weeks from putting the massive coal miner to use. BNI Coal hosted the ceremony at its Center Mine. The machine that was previously operated by Mississippi Power Co. for six years is the world's newest 757 Page dragline.

Coal mining

coal mining - Coal mining - Underground, Surface, & Drilling: The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. ... The largest dragline in operation has a bucket capacity of 170 cubic metres. Wheel excavators. The bucket-wheel excavator (BWE) is a continuous excavation ...

DRAGLINE PERFORMANCE STUDY IN INDIAN COAL MINES

Dragline used in surface mining is heavy equipment. They are mostly built site for strip on-mining operations to remove overburden and coal and they are largest mobile land machine ever built. It consists of large bucket which is suspended from a boom with wire ropes. The bucket is maneuvered by means of ropes and chains.

Draglines | Dragline Excavators | |

® Draglines are a primary excavating tool in many surface mining operations worldwide. They're highly productive and offer the lowest material cost per tonne in the industry. You can now create an account to manage your preferences and personalize your experience on . Register Now. close. Hi ! Since you already have an existing ...

Dragline Photos and Premium High Res Pictures

the bucket of a dragline excavator moves earth while mining coal at a strip mine - dragline stock pictures, royalty-free photos & images Dragline excavator in a barren, rocky landscape, coal strip mine, Ohio, USA, October, 1973.

DRAGSIM

By reproducing dragline methods across a range of operational parameters, and incorporating blasting, waste stripping and other mining equipment into the analysis, DRAGSIM gives users an accurate picture of dragline operations for a best-practice approach. Evaluation of operating methods

Mining Dragline Photos and Premium High Res Pictures

Browse 73 mining dragline photos and images available, or start a new search to explore more photos and images. Mosaic Co. Dragline carves out phosphate matrix in Tampa, Florida, U.S., on Friday, Dec. 2, 2011. Mosaic Co. Is the world's largest producer of...