Furthermore, it was confirmed that NOx reduction by 48% can be achieved if a penalty of 1.5% in fuel consumption is permissible. Fig. 2.4.10-1 indicates performance data of the pre-injection type fuel injection system, and Fig. 2.4.10-2 indicates NOx emission values in the E3 test cycle.

　

Fig. 2.4.10-1 Performance Data of Pre-Injection Type Fuel Injection System

　

Maximum Allowable NOx Emission for Marine Diesel Engines

Fig. 2.4.10-2 NOx Emission Values in E3 Test Cycle

　

(2)　Annual results of manufacture

Table 2.4.11-1 Principal Particulars of MA33GSC Type Engine

Fig. 2.4.11-1 Section of MA33GSC Type Engine

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