Power Plant Engineering

254 POWER PLANT ENGINEERING

Table 8.1. Technical Data about Diesel Engine-Steam Turbine Cogeneration Power Plant

No. of diesel engine generator units 2 × 24.4 mW

Rating of each unit at speed 24.8 mW at 100 rpm

No. of cylinders per engine 9

Bore/stroke

800

2300 mm

Diesel engine mitsui/MAN B and W 2 Stroke Low Speed

Generators 2 Nos. 11 kV, 50 Hz, 100 RPM 29.8 kVA each

Steam Turbine 0.67 mW

Gas Turbo Generator System 0.5 mW

Location Macau, Canton, China

Heat Radiation Loss248 kW (0.5%)

Charge Air Cooler

6547 kW (13.2%)

Fresh Water Cooler

3472 kW (7.0%)

Lube Oil Cooler

2034 kW (4.1%)

Fuel Oil 49598

kW (100%)

Diesel Engine 9K80 MC-S

ExhaustGas

Turbo Compound System

(TCS)

Fuel Oil Preheating

595 kW (1.2%)

Exhaust Gas to

Stack

11160 kW (22.5%)

Generator Loss

744 kW (1.5%) Generator

Turbogenerator

Boiler

471 kWTCS Turbogenerator670 kW

50%

24.8 MW

Measured at site

Output

23.64 MW

Fig. 8.17. Heat Balance of a Diesel Engine Power Plant.