draft tube

draft tube

[′draf ‚tüb]
(mechanical engineering)
The piping system for a reaction-type hydraulic turbine that allows the turbine to be set safely above tail water and yet utilize the full head of the site from head race to tail race.
References in periodicals archive ?
11so fitted with an auger extending out of the upper draft tube, enabling the mill to pull material from above the upper draft tube and feed it into the media field for grinding.
Rock Island Powerhouse 2 draft tube gate wheel, Rock Island; apparent low bidder K & N Industrial Electric of Spokane Valley.
Ekato draft tube circulator streamlines inside a crystalliser or draft tube reactor
The HCPS is also fitted with an auger extending out of the upper draft tube, enabling the mill to pull material from above the upper draft tube and feed it into the media field for grinding.
Now we're in the draft tube at the very bottom of the turbine where the runner looks like nothing so much as a massive metal flower, its bucket edges like curving petals.
Revitalization processes principally influence constructional changes on guide vanes or turbine blades and lesser the draft tube and tailrace HPP region.
Obradovic, "Flow Regimes and Liquid Mixing in a Draft Tube Gas-Liquid-Solid Fluidised Bed," Chem.
A blade in the lower draft tube focuses the suction of slurry exclusively from the mill's upper level.
It has a locking zipper, muffler and fell-length draft tube.
In the hydel-power area, draft tube gates, together with other equipment, were manufactured for Tarbela Dam.
Does the draft tube run all the way past the zipper track?
Tenders are invited for diving operations for sealing of penstock intake gates and draft tube cut off gates at nagarjunasagar right canal power house for the year 2015-16.