main fans

main fans

[′mān ′fanz]
(mining engineering)
Fans that produce the general ventilating current of the mine, being of large capacity and permanently installed.
References in periodicals archive ?
Tenders are invited for Delivery of parts for main fans
Howmet said it devised an automated system covering all the ventilation equipment in the mine, including the main fans, underground auxiliary fans and airflow regulators.
But while we can't get complacent today, in the main fans enjoy the game and behave themselves.
If this is the case in your building, Davis recommends lowering the speed of the main fans; this will reduce the flow throughout the system and cut back on noise.
A delegation from the three main fans groups met Mather and finance director Brian Stockbridge at Ibrox yesterday afternoon.
One is the cost to run the main fans that drive the air underground.
Tenders are invited for Measurements, verification, testing ekspertyzowych and periodic testing of devices and machines in the field of mine hoist with equipment shaft, main fans, pressure equipment, lifting equipment and power for the Department of Brzeszczach KWK Brzeszcze East - Part I Mechanical and Part II Electrical year 2016
* "The original mine plan specified two main fans located on the mountainside next to a ventilation shaft.
Former director Murray - who has secured the backing of investment firm Ticketus as well as the club's three main fans' groups - will today meet administrators Duff and Phelps for a crunch round of takeover talks.
Thankfully the three main fans groups attached to the Hoops have all issued statements in support of their chairman's wishes.
The task is to exchange the side flaps rotary fan 1 and 2 stations main fans WOK 3.0 / 1 at the glass V - West and includes 1.1.
I did a charity forum there recently, organised by their main fans' website, the excellent Hibs.net.