Community Energy Storage Aisha Bukhari Grid Solutions, Asset - - PowerPoint PPT Presentation

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Community Energy Storage Aisha Bukhari Grid Solutions, Asset - - PowerPoint PPT Presentation

Community Energy Storage Aisha Bukhari Grid Solutions, Asset Management August 20 th , 2013 The star design is a trade-mark of Toronto Hydro Corporation used under licence. Toronto Hydro means Toronto Hydro-Electric System Limited.


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The star design is a trade-mark of Toronto Hydro Corporation used under licence. ‘Toronto Hydro’ means Toronto Hydro-Electric System Limited.

Community Energy Storage

Aisha Bukhari Grid Solutions, Asset Management

August 20th, 2013

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Toronto Hydro

The information in these materials is based on information currently available to Toronto Hydro Corporation and its affiliates (together hereinafter referred to as “Toronto Hydro”), and is provided for information purposes only. Toronto Hydro does not warrant the accuracy, reliability, completeness or timeliness of the information and undertakes no obligation to revise or update these materials. Toronto Hydro (including its directors, officers, employees, agents and subcontractors) hereby waives any and all liability for damages of whatever kind and nature which may occur or be suffered as a result of the use of these materials or reliance on the information therein. These materials may also contain forward-looking information within the meaning of applicable securities laws in Canada ("Forward-Looking Information"). The purpose of the Forward-Looking Information is to provide Toronto Hydro’s expectations about future results of operations, performance, business prospects and opportunities and may not be appropriate for other purposes. All Forward-Looking Information is given pursuant to the "safe harbour" provisions of applicable Canadian securities legislation. The words "anticipates", "believes", "budgets", "could", "estimates", "expects", "forecasts", "intends", "may", "might", "plans", "projects", "schedule", "should", "will", "would" and similar expressions are often intended to identify Forward-Looking Information, although not all Forward-Looking Information contains these identifying words. The Forward- Looking Information reflects the current beliefs of, and is based on information currently available to, Toronto Hydro’s management. The Forward-Looking Information in these materials includes, but is not limited to, statements regarding Toronto Hydro’s future results of operations, performance, business prospects and opportunities. The statements that make up the Forward-Looking Information are based on assumptions that include, but are not limited to, the future course of the economy and financial markets, the receipt of applicable regulatory approvals and requested rate orders, the receipt of favourable judgments, the level of interest rates, Toronto Hydro’s ability to borrow, and the fair market value of Toronto Hydro’s investments. The Forward-Looking Information is subject to risks, uncertainties and other factors that could cause actual results to differ materially from historical results or results anticipated by the Forward-Looking Information. The factors which could cause results or events to differ from current expectations include, but are not limited to, the timing and amount of future cash flows generated by Toronto Hydro's investments, market liquidity and the quality of the underlying assets and financial instruments, the timing and extent of changes in prevailing interest rates, inflation levels, legislative, judicial and regulatory developments that could affect revenues, and the results

  • f borrowing efforts. Toronto Hydro cautions that this list of factors is not exclusive. All Forward-Looking Information in these

materials is qualified in its entirety by the above cautionary statements and, except as required by law, Toronto Hydro undertakes no obligation to revise or update any Forward-Looking Information as a result of new information, future events or otherwise after the date hereof.

Disclaimer

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Toronto Hydro

INCREASE FLEXIBILITY DEFER INVESTMENTS IMPROVE ASSET UTILIZATION ENHANCE POWER QUALITY AND RELIABILITY FACILITATE INTEGRATION

Energy Storage Helps …

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Toronto Hydro

Community Energy Storage - The Concept

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Toronto Hydro 5 |

Community Energy Storage - Objectives

  • Load Shifting (peak shaving, valley filling)
  • Buffer intermittency of renewables, electric vehicles
  • Mitigate power quality concerns
  • Future applications: backup power and microgrid
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Toronto Hydro 6 |

Community Energy Storage - Consortium

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Toronto Hydro

Community Energy Storage – Toronto Hydro

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Toronto Hydro

  • 250 kW / 250 kWh
  • 600 / 347 V
  • 3-phase

Lithium-ion battery to store and release energy

  • n demand. Provides flexibility to regulate

power flow to reduce overloads, peaks and improve power quality

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Community Energy Storage

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Toronto Hydro

Battery Management System Battery Enclosure Central Controller Toronto Hydro 600 V

  • Power
  • Communication

Power Conditioning System

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Community Energy Storage - Components

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Toronto Hydro 10 |

Community Energy Storage - Connection

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Toronto Hydro

Community Centre Load (100 kVA)

Day Time

Community Centre load No solar generation Battery on Standby

100 kVA 600/347V 300 kVA

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Operation - Scenario # 1

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Toronto Hydro

Community Centre Load (200 kVA)

Day Time

Community Centre load Solar Generation Battery on Standby

75 kW 600/347V 300 kVA 125 kVA

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Operation - Scenario # 2

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Toronto Hydro

Community Centre Load (200 kVA)

Day Time

Community Centre load No Solar Generation Battery Discharging

0 kW 600/347V 300 kVA 100 kVA 100 kVA

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Operation - Scenario # 3

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Toronto Hydro

Community Centre Load (25 kVA)

Night Time

Community Center load No Solar Generation Battery Charging

0 kW 600/347V 300 kVA 150 kVA 125 kVA

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Operation - Scenario # 4

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Toronto Hydro

  • Battery is ESA certified
  • Military grade Dow-kokam cells
  • Thermal and charge management
  • Multiple layers of protection
  • Modular design
  • New standards and work procedures developed

Considerations

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Toronto Hydro

  • In-depth Design, Protection and Coordination Review
  • Safety By Design Review
  • Failure Mode and Effect Analysis
  • Drawings, manuals, testing reports are sealed by

Professional Engineers

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Design and Installation Process

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Toronto Hydro

Testing – Power Output

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Four hour discharge at 50kW

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Toronto Hydro

Testing – State of Charge

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Four hour discharge at 50kW

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Toronto Hydro

Testing - Temperature

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Four hour discharge at 50kW

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Toronto Hydro

Testing – Look Up Table

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Toronto Hydro 21 |

http://www.youtube.com/watch?v=wGLX0 mKjmwA&list=UUPO0OTx9uIymuYmG_Ss 1AEQ&index=1

Video

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Toronto Hydro 22 |

Questions