ACME Governor MAN B&W 9K90MC-VI - Laboratory of Marine ...

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Control issues • Overspeed protection during fast load drops • Excessive speed during slow load fluctuation • Heavy running due to weak load variations • Compressor stall during acceleration of the propulsion plant
Overspeed protection • • Reduction Load Combination prediction of I-term of feedforward the gain above for strategies positive acceleration for wider protection range Max Speed d Relative Kq, Engine Speed and Fuel Rack Position 1.4 Relative Kq, Engine Speed and Fuel Rack Position Max Speed 1.3 with Feed Forward Min Index with Feed Forward Gain of 40, 60 and 80% Speed Gain of 40, 60 and Rel. 80% Kq Rel. Speed(s) Rel. Kq 1.2 1.2 110% 1.1 1.07 1.07 80% 108% 1 1 70% 106% 104% 102% 100% 98% 0 0.8 0.9 0.8 0.6 0.7 Fuel Rack Position 0.4 0.6 Rel. Fuel Rack Position(s) 20% 0.5 0.2 0.4 10% Rel. Kq Rel. Kq WITH High Speed Limiter WITHOUT WITH Load High Feed Speed Forward Limiter 0% WITHOUT Load Feed Forward 0 0.350 Prediction 55 Time 60 50 55 60 65 65 70 70 75 75 Seconds Seconds 80 80 85Prediction 90 Time 95 85 90 95 100 100 0.1 0.2 0.3 0.4 0.5 1 Min INdex 60% 50% 40% 30% 0 0.1 0.2 0.3 0.4 0.5 1
Page 1 and 2: ADAPTIVE CONTROL OF MARINE ENGINES
Page 3 and 4: PART 1 INTRODUCTION AND BACKGROUND
Page 5 and 6: Background - Pre-ACME history 1994:
Page 8 and 9: The ACME Consortium Danaos Shipping
Page 10 and 11: Objectives To develop methods based
Page 12 and 13: Work Packages W.P.1 Specification a
Page 14 and 15: PART 4 TECHNICAL ACHIEVEMENTS FINAL
Page 16 and 17: WORK PACKAGE 2 MODEL TANK TESTS AND
Page 18 and 19: Open water tests Self-propulsion te
Page 20 and 21: Video of tank test measurements
Page 22 and 23: Objective • To predict the propel
Page 24 and 25: Torque prediction method Analytical
Page 26 and 27: 4000 3500 Q(kNt*m) Acceleration amp
Page 28 and 29: Planned on-board installation
Page 30 and 31: A1 Torque/Power Meter Vertical Acce
Page 32 and 33: Hardware: • Kistler K-Beam 8304A2
Page 34 and 35: WORK PACKAGE 4 ENGINE DYNAMIC LOADI
Page 36 and 37: Compressor surge model extended com
Page 39 and 40: WORK PACKAGE 5 PROPULSION SYSTEM SI
Page 41 and 42: MAN-B&W NTUA ABB MOTHER SiSy TAPCOD
Page 43 and 44: Conventional Engine Layout TACHO PR
Page 45: Control Schedule Test Environment A
Page 49 and 50: Excessive speed • Adaptive speed
Page 51 and 52: Heavy running • Raised fuel index
Page 53 and 54: Turbocharger • Fuel index gradien
Page 55 and 56: Optimal control Choice of desired c
Page 57 and 58: Preventive control Propulsion syste
Page 59 and 60: CONTROL STRATEGY • PI controller
Page 61 and 62: Engine Speed (RPM) Torque (KN m) 10
Page 63 and 64: Rack Position Engine Speed (RPM) To
Page 65 and 66: Evaluation of results • Sensitive
Page 67 and 68: Engine and shipbuilding
Page 69: 9K90MC - SHOP TEST Verification of:
Page 83 and 84: WORK PACKAGE 7 TEST-BED EVALUATION
Page 85 and 86: Control system integration ACME Gov
Page 87 and 88: ACME governor integration L ˆ Exis
Page 89 and 90: TP system functionality • Data ac
Page 95 and 96: TP system functional diagram Accele
Page 97 and 98:
DAQ and transmission system (AID-4)
Page 99 and 100:
WORK PACKAGE 8 ON BOARD INSTALLATIO
Page 101 and 102:
Scenario III 9K90MC ACME Governor T
Page 103 and 104:
STN installation drawings
Page 105 and 106:
I / F 1 Interface Module 2: S P U A
Page 107:
Main switchboard room ACME governor
Page 110:
WORK PACKAGE 9 FULL SCALE SEA-PASSA
Page 113 and 114:
Engine prototype system testing Mai
Page 115 and 116:
Shanghai Express route • Eight mo
Page 117 and 118:
Recorded variables Manual log Weath
Page 119 and 120:
-0.15 Recorded variables Manual log
Page 121 and 122:
On board testing Main switchboard r
Page 123 and 124:
Typical logged signal fragments Dis
Page 125 and 126:
Page 127 and 128:
Page 129 and 130:
Page 131 and 132:
Achievements • Successful ACME pr
Page 133 and 134:
TP algorithm improvement • TP sys
Page 135 and 136:
TP algorithm extension Advanced pre
Page 137 and 138:
TP algorithm extension Artificial N
Page 139 and 140:
Project conclusions • ACME projec
Page 141:
Exploitation items • A new Electr
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ACME Governor MAN B&W 9K90MC-VI - Laboratory of Marine ...

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