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Battery- Supercapacitor Hybrid System

Battery- Supercapacitor Hybrid System. Design Team Ten Final Presentation ECE 480 FS08. Evolution of the Battery/Supercapacitor Hybrid System. System 1. System 2. System 3. System 4. 51.8 Volts 14 Li-Po Cells 1 PCM 85 Farads Total 3 Solid-State Relays

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Battery- Supercapacitor Hybrid System

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  1. Battery-Supercapacitor Hybrid System Design Team Ten Final Presentation ECE 480 FS08

  2. Evolution of the Battery/Supercapacitor Hybrid System System 1 System 2 System 3 System 4 • 51.8 Volts • 14 Li-Po Cells • 1 PCM • 85 Farads Total • 3 Solid-State Relays • 1 Digital Relay Controller • 51.8 Volts • 5 x 165F Modules • 905 Farads Total • 51.8 Volts • 56 Li-Po Cells • 4 PCMs • 51.8 Volts • 28 Li-Po Cells • 2 PCMs • 2 x 165 F Modules • 330 Farads Total

  3. Comparing Systems System System 1 System 2 System 3 System4 Limitations: - None Estimated Cost: $4200 • Limitations: • Excessive Weight • Low Power • Limited Cycle Life • Estimated Cost: • $5900 • Limitations: • Relatively High Cost • Performance Limited by • Voltage Dependency • Estimated Cost: • $7400 • Limitations: • Excessive Weight • High Cost • Low Energy • Estimated Cost: • $9000

  4. Our Prototype Battery/Supercapacitor Hybrid System

  5. Battery Components Cells: - Rechargeable Lithium Polymer - 3.7 V Per Cell - 21 Amp/Hours • Protection Circuit Module: • Protects Cells from Overcharge & • Overdischarge • Balances Voltages Between Cells • - Short Circuit & Reversed Polarity • Protection

  6. BatterySpecifications • 14 Cells • 51.8 Volts • Integrated PCM

  7. Super Capacitor Array 165 Farads 48.6 Volts Nominal Internal Monitoring Circuitry Cell Balancing Function High Power Density 31 lbs

  8. Control System • Programmable Relay Controller: • Controls Timing & Activation of the Relays • 24 V • Controls Up To 16 Relays • Solid-State Relays: • Remote Operated Switch • No Moving Parts • Use N-Channel MOSFETS • Rated at 40 Amps & 200 Volts

  9. System Schematic

  10. 1 Kilowatt Load Specifications Two 5Ω Resistors 1 kW Rated Each Connected In Parallel 2.5Ω Circuit 6’ x 9” Heatsink

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