Prototype Steam Turbine for Solar Power Production

Table 1

Average turbine efficiency for respective heat transfer fluids.

Heat transfer fluid	Average turbine efficiency (%)
6 M sodium chloride solution	61.5
4 M sodium chloride solution	61.05
2 M sodium chloride solution	58.6
Water	54.8
Unused engine oil	53.5
Used engine oil	49.6
Vegetable oil 2	47.5
Vegetable oil 1	41.15