Page 146 - Steam Turbines--Design, Applications, and Rerating by Heinz-Bloch, Murari-Singh
P. 146

Turbine Auxiliaries  127


















                                           (a)














                                           (b)
            Figure 7.2 Barring (slow turning) gear arrangements for steam turbine rotors—
            Hydraulic (a) and Mechanical Versions (b). (Asea Brown-Boveri, Baden, Switzerland)



























            Figure 7.3 Emergency stop valve (trip valve). (Asea Brown-Boveri, Baden, Switzerland)
   141   142   143   144   145   146   147   148   149   150   151