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UNLV Microgrid Yahia Baghzouz Professor of Electrical engineering

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Page 1: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

UNLV Microgrid

Yahia Baghzouz

Professor of Electrical engineering

Page 2: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

UNLV Microgrid

Purpose: education and research on how advanced

technologies and (DER) may increase asset utilization and

reliability of the power grid.

Page 3: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

UNLV Microgid

Page 4: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

UNLV Microgrid: one-line diagram

Page 5: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

Photovoltaic Array

Page 6: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

Advanced Inverter

Page 7: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

Diesel Engine - Generator • Engine: Isuzu 3CE1-BGZG1 (3 cylinder)

• Fuel consumption: 0.25 liter/kWh (at rated power)

• Generator power rating: 20 kVA at 0.8 PF, 120/208V

• 1,800 rpm (4 pole)

• AVR powered by auxiliary winding in the stator

Page 8: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

Diesel Generator Controls

DSE-A106 Digital AVR

DPG-2223 Digital Governor

Page 9: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

Battery Energy Storage System

13.5 kWh

5 kW

350-450 VDC

10 year warranty

92.5% Efficiency

Outdoor install

DoD – 100%

https://www.tesla.com/powerwall

Page 10: Impact of High PV Penetrationeebag/UNLV Microgrid.pdfBattery Energy Storage System PCL' 208V Intkrconnect_ 30 WA Transformer 75 KW Two-Axis Tacking PV System 250 kVA Transformer Image

Electric Load

Commercial resistive load bank (adjustable up to 30 kW)

Locally built inductive load bank (adjustable up to 9 kVAR)