CFM56-3和-7的数据对比

Limitations Series 1/200 3/4/500 6/7/8/900/BBJ Engine JT8-17A CFM56-3 CFM56-7   Max time limit for take-off or go-around thrust: 5 mins 5 mins * 5 mins * Max N1 102.4% 106% 104% Max N2 100% 105% 105%   Max EGT's: Take-off (5 min limit) 650°C 930°C 950°C Continuous 610°C 895°C 925°C Start 575°C 725°C 725°C   Oil T's & P's Max temperature 165°C 165°C 155°C 15 minute limit (45 minute limit on NG) 130-165°C 160-165°C 140-155°C Max continuous 130°C 160°C 140°C Min oil press 40psi 13psi (warning light), 26psi (gauge) 13psi (warning light), 26psi (gauge) Min oil quantity (at dispatch) 2.25 USG 60% full (12 US Quarts) ** 60% full (12 US Quarts) ** Starting pressures prior to starter engagement 30psi -1/2psi per 1000' amsl N/A Starter duty cycle 1st attempt: 2min on, 20sec off 2nd & subsequent attempt: 2min on, 3min off 2mins on, 10secs off. * May be increased to 10 mins if certified ** See AMM Task 12-13-11-600-801 Engine Ratings Aircraft Series Engine Static Thrust (lb.st.) Bypass Ratio EGT Margin (C) 1/200 JT8D-7/7A/7B 14,000 1.10   1/200 JT8D-9/9A 14,500 1.04   200Adv JT8D-15/15A 15,500 0.99   200Adv JT8D-17/17A 16,000 1.02   200Adv JT8D-17R 17,400 1.00   500 CFM56-3B4 18,500 5.0 90 500/300 CFM56-3B1 20,000 5.0 70 300/400 CFM56-3B2 22,000 5.0 50 400 CFM56-3C1 23,500 4.9 45 600 CFM56-7B18 19,500 5.5 145 6/700 CFM56-7B20 20,600 5.4 148 6/700 CFM56-7B22 22,700 5.3 150 7/800 CFM56-7B24 24,200 5.3 125 8/900/BBJ CFM56-7B26 26,400 5.1 85 900 CFM56-7B27 27,300 5.0 ? Note when you "firewall" the thrust levers, you will only get the full rated thrust. This is the maximum thrust that is allowed by the data plug on the individual aircraft. The above table shows the maximum certified thrust.