| 摘要 |
A ballizing unit contains a chamber with perforated floor, an apparatus for supply of grit, a system of grit circulation and a ventilation system connected with dust separator. The system of grit circulation has a bunker-collector, which communicates with the chamber through the perforated floor, and connected by means of transportation means and elevator with grit separator, where the grit separator is connected to the apparatus for grit supply and with ventilation system. The system of grit circulation is equipped with vibrating screen and garbage-container, while ventilation system is connected to the chamber by exhaust ventilation branch pipe fastened in the upper part of the chamber. The ventilation system is equipped with a grit deflector with a bunker built-in in the exhaust fan and connected to the chamber by grit pipe equipped with a valve.
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