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Renewable Energy Research Laboratory University of Massachusetts Anthony L. Rogers, Ph.D. Mechanical and Industrial Engineering Dept. Research Offshore wind power (UMass, MIT, WHOI consortium) Hybrid power systems (wind, PV, diesel) System models Wind resource assessment

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Renewable Energy Research Laboratory University of Massachusetts Anthony L. Rogers, Ph.D.

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Renewable energy research laboratory university of massachusetts anthony l rogers ph d

Renewable Energy Research Laboratory

University of Massachusetts

Anthony L. Rogers, Ph.D.


Renewable energy research laboratory

Mechanical and Industrial Engineering Dept.

Research

Offshore wind power (UMass, MIT, WHOI consortium)

Hybrid power systems (wind, PV, diesel)

System models

Wind resource assessment

Aerodynamics (wind tunnel, CFD)

Funding: MTC, NREL, GEWind, DOE

Education

Two graduate wind energy courses

One graduate solar energy course

Consulting

All renewable technologies, policy issues

Renewable Energy Research Laboratory


Wind turbines today megawatt scale turbines

25% annual growth worldwide

Europe leads the way: 23 GW

US: 4.6 GW

660 kW – 2000 kW (up to 5 MW)

(160 - 360 households each)

Tall: 160 – 260 feet high hub

(50-80 m)

3 blades, 130-260 ft diameter

(40-80 m)

Becoming economically competitive

Wind Turbines TodayMegawatt-scale Turbines


Entrepreneurial opportunities

Cost of energy reduction

Weight reduction

O+M cost reductions

Mechanical load reduction

Fatigue - main design driver

Aerodynamics

Controls

Sensors

Component efficiencies

Noise reduction

Offshore systems

Efficient wind resource estimation

Entrepreneurial Opportunities


Control dynamics research

UMass research wind turbine

250 kW, two bladed

Constant/variable speed

Advanced power electronics

Advanced control / design options

Yaw damper

Two-bladed turbine issues

Advanced variable speed control

Control Dynamics Research


Resource assessment

Need long-term mean wind speeds, directional behavior, turbulence, wind speed distributions

Issues

Time, cost, uncertainty

Technologies

Towers

SODAR

LIDAR

RADAR

Resource Assessment


Offshore wind power

More wind offshore

10-70 ft depths

Pile foundationsin sea bed

More costly

Europe has numerous offshorewind farms

Issues

O & M costs

Wave load prediction

Offshore Wind Power


Far offshore wind power

The future of wind power

Vast wind resource

Not visible from shore

Research topics

Power transmission

Anchoring

O & M

Dynamics

Cost reduction

Hydrogen generation

Far-Offshore Wind Power


Hybrid power systems

Isolated island and village power systems

Complicated systems

Usually remote from technicians

UMass research

System modeling

Implementation issues

System control

Design studies

Future issues

Grid-scale energy storage

Hybrid Power Systems


Renewable hydrogen systems

The future of clean energy systems

Hydrogen

Clean burning, derived from water using renewable sources

Use in internal combustion engines and fuel cells

Dispatchable for power generation

Useful as transportation fuel

Wind/hydrogen system issues

Cost

Integration with wind generation

Part load operation

System modeling issues

UMass Research

Wind / hydrogen bus system design issues

Floating offshore wind / hydrogen systems

Renewable / Hydrogen Systems


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