IS 12800 : Part 1 : 1993 Guidelines for selection of turbines, preliminary dimensioning and layout of surface hydro-electric power houses Part 1 Medium and large power houses

1 Scope

This standard (Part 1) lays down guidelines for preliminary dimensioning for surface hydroelectric power houses with reactionturbines having vertical shaft arrangement.

Note - These guidelines will generally apply to unit capacitiesfrom 5 MW to 500 MW.

2 References

IS 4410 : Part 10 :1988 Glossary of terms relating to river valley projects:Part 10 Hydro-electric power station including water conductor system

IS 5496 :1969Guide for preliminary dimensioning and layoutof elbow type draft tubes for surface hydelpower stations

IS 7418 :1991Criteria for design of spiral casing (concreteand steel)

IS 7326 : Part 1 :1992 Penstock and turbine inlet butterflyvalves forhydro-power stations and systems:Part 1 Criteria for structural and hydraulicdesign

IS 12837 :1989Hydraulic turbines for medium and large hydro-electric powerhouses - Guidelines forselection

IS 7332 : Part 1 :1991 Spherical valves for hydro-powerstations andsystems:Part 1 Criteria for structural and hydraulicdesign