bucket-wheel excavator

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bucket-wheel excavator

[′bək·ət ‚wēl ′ek·skə‚vād·ər]
(mechanical engineering)
A continuous digging machine used extensively in large-scale stripping and mining. Abbreviated BWE. Also known as rotary excavator.

bucket-wheel excavator

An excavating machine having a rotating wheel fitted with toothed-edged buckets; used to dig a layer of earth and load it onto a conveyor belt as the machine moves forward under its own power.
References in periodicals archive ?
Failure analysis of the end eye connection of the bucket wheel excavator portal tie-rod support, Engineering Failure Analysis 16(3): 740-750.
Failure analysis and redesign of the bucket wheel excavator two-wheel bogie, Engineering Failure Analysis 17(2): 473-485.
Bucket wheel excavator integrity assessment of the bucket wheel boom tie-rod welded joint, Engineering Failure Analysis 18(1): 212-222.
The presented paper deals with the experimental measurement of the natural frequencies of the bucket wheel excavator SchRs 1320/4x30 and a comparison of experimental results with those obtained from the detailed numerical simulation using ANSYS (Element Reference .
The bucket wheel excavator SchRs 1320/4x30 is an excavator with a non telescopic wheel boom.
The O&K range includes bucket wheel excavators, bucket chain excavators, conveyor belts and spreaders for continuous mining operations, as well as hydraulic excavators and trucks for discontinuous operations.
Altogether, Krupp has delivered 16 bucket wheel excavators to PPC.
Name: Ptolemais-Aminteon Lignite Center Ownership: Public Power Corporation (PPC) Location: northern Greece Reserves: 3,000 Mt Grade: Lignite, 1,300 kcal/kg Started up: 1955 Mine life: some 50 years more Mining method: continuous surface mining with bucket wheel excavators Lignite production: being increased to 50 Mt/y Stripping ratio: 2.
Contract award: repair and routine maintenance of the rubber belt conveyors, bucket wheel excavators and excavator crc.
Contract award: repair and ongoing maintenance of rubber belt conveyors, bucket wheel excavators and excavator crc.
Material scope of the request includes the purchase and delivery of the sprocket z = 278, m = 20 with the sleeve center (a stem) and the wheels wsElpracujacymi of-35, M-20 which is part of the main drive of the bucket wheel excavators SchRs 4600.
The segment also bagged another order for supply and erection of 700 litre bucket wheel excavators from the Neyveli Lignite Corporation Ltd.