rotary dumper

rotary dumper

[′rōd·ə·rē ′dəm·pər]
(mining engineering)
A steel structure on which a mine car revolves and discharges the contents, usually sideways.
References in periodicals archive ?
3) The compound shall be applied at the rail car rotary dumper, and shall retain dust control effectiveness through a series of coal transfer points on a conveyor system.
a twin-car rotary dumper (or train unloader), which is also capable of bottom dumping;
The order comprises two lines of railcar dumpers consisting of an indexer and a rotary dumper that rotates four railcars at a time.
The unit trains will be unloaded at up to 66 cars per hour by a tandem rotary dumper at the port.
The most recent upgrade of the terminal, a $ 30 million project, involved replacement and relocation of the single rotary dumper system.
At the landfill, a rotary dumper will empty the rail cars inside a tipping station, where the garbage will be loaded onto 35-ton off-road dump trucks for the one-mile trip up the mountain to the natural hollows that will form the landfill.
The cars are usually aluminum rotary dump gondolas capable of being dumped at a rotary dumper without being detached from the train.
The new facilities at Geraldton comprise a dedicated berth (Berth 7) and 5,000tph ship-loader, a 255,000t storage facility and a twin-car rotary dumper for train unloading.
That upgrade also saw a new rotary dumper added and new conveyors and auxiliary equipment.
The $53 million allocation has allowed Westshore to add a new Metso-built twin rotary dumper set, three new train indexers, redesign or replace four of seven transfer stations, and make upgrades to two of the older stacker/reclaimers.
It's a PLC-based system that incorporates a customized human machine interface (HMI) for real-time operational data from the locomotive as well as control of any ancillary devices such as car shakers, rotary dumpers and other site specific equipment.