Comite europeen de la chaudronimerie et de la tolerie, 1979 г. , 63
стр. англ. яз.
The technical instructions set out hereafter are intended to be used as an outline in the drawing up by the client of the invitations to tenders for a hydroelectric project; furthermore, they will enable him, to a great extent, to judge and criticize the tenders received. These instructions are only recommendations and not strict requirements. The tеxt has been drawn up so that it does not hamper technological advances which is an advantage for the client and an incentive to the manufacturer.
The general instructions apply to all types of penstocks and to their accessories, namely :
— exposed penstocks
— buried penstocks
— free penstocks laid in a tunnel
— lined shafts or tunnel, lining of surge chambers
— bifurcation pieces, distributors, manifolds
— accessories : anchors, supports, man holes, expansion joints .
These instructions do not apply to the sealing or regulating equipment installed on the penstocks.
The technical instructions set out hereafter are intended to be used as an outline in the drawing up by the client of the invitations to tenders for a hydroelectric project; furthermore, they will enable him, to a great extent, to judge and criticize the tenders received. These instructions are only recommendations and not strict requirements. The tеxt has been drawn up so that it does not hamper technological advances which is an advantage for the client and an incentive to the manufacturer.
The general instructions apply to all types of penstocks and to their accessories, namely :
— exposed penstocks
— buried penstocks
— free penstocks laid in a tunnel
— lined shafts or tunnel, lining of surge chambers
— bifurcation pieces, distributors, manifolds
— accessories : anchors, supports, man holes, expansion joints .
These instructions do not apply to the sealing or regulating equipment installed on the penstocks.