Nautical words



Download 2.28 Mb.
Page651/963
Date29.06.2021
Size2.28 Mb.
#147476
1   ...   647   648   649   650   651   652   653   654   ...   963
Priming and Topping. Preparation of a boiler furnace before lighting fire. Priming consists of laying small coal over fire-bars. Topping is the laying of a transverse wall of coat a little distance inside furnace. Kindling wood, or fire from another furnace, is laid against topping to ignite it.

Priming Valve. Spring-loaded valve, on top of cylinder, that allows any condensed steam to escape as piston comes upward.

Prismatic Coefficient. Immersed volume of a vessel expressed as a fraction of a block whose length is that of the vessel and the shape of which is that of the immersed midship section of the vessel.


Download 2.28 Mb.

Share with your friends:
1   ...   647   648   649   650   651   652   653   654   ...   963




The database is protected by copyright ©essaydocs.org 2022
send message

    Main page