Introduction
Electric machines
EM-1. Voltage level and insulation
EM-2. Rated speed vs weight, size, inertia
EM-3. Efficiency class, lifecycle analysis
EM-4. Comparison of machine technologies
EM-5. Protection (IP class) vs size and cost
EM-6. Cooling vs size and cost
EM-7. Derating for altitude and temperature
EM-8. Frame material vs size and cost
EM-9. Shaft height and mounting
EM-10. Thermal capacity & insulation class
Frequency converters
FC-1. 2Q vs 4Q solutions
FC-2. Topologies and voltage levels
FC-3. Cooling vs weight, size and cost
FC-4. Derating for altitude and temperature
FC-5. Influence of overloads on design
FC-6. Mounting and protection
Drive systems
SYS-1. Rated speed vs weight, size & cost
SYS-2. Design for short and wide speed ranges
SYS-3. THD
SYS-4. System design
SYS-5. Influence of gearbox type
SYS-6. Filters, cable length and losses
Pumps
P-1. Design for different pump types (different load profiles)
P-2. Design for lowest system cost (lowest CAPEX)
P-3. Design for highest efficiency
P-4. Design for lowest life cycle cost (LCC)
P-5. Drive train for container
P-6. Design for special environmental conditions
Conveyors
C-1. Design for constrained space
C-2. Design for different duties
C-3. Design for different overloads
C-4. Design for lowest system cost (lowest CAPEX)
C-5. Design for long and short cables
Wind and tidal turbines
WT-1. Top head mass reduction for floating wind turbine
WT-2. Drive train optimization for on-land wind turbine
WT-3. Inertia of the drive train as protection against tidal turbine runaway
WT-4. Efficiency vs cost trade-off for small high speed wind turbine
WT-5. Small high-speed WT
Winches and winders
W-1. Drive train for the winder
W-2. Designing the winch drum and drive train
W-3. Inertia in the winch drive train
General questions
General-1
General-2
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General-2
Gen-2. Main driver in the design process
What is always the main driver in the system design process (main design criteria)?
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