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Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Chapter 9: Photovoltaics D. Yogi Goswami, Frank.

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Presentation on theme: "Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Chapter 9: Photovoltaics D. Yogi Goswami, Frank."— Presentation transcript:

1 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Chapter 9: Photovoltaics D. Yogi Goswami, Frank Kreith, Jan F. Kreider Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

2 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Fundamentals

3 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Fundamentals Valence band Conduction band Band Gap Conductors, Insulators, and Semiconductors

4 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Intrinsic Semiconductors Extrinsic Semiconductors

5 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering P – n Junction

6 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering The Photovoltaic Effect Energy of a photon: E p = h  = hc/ Where: h = Planck’s const = 6.625x10 -34 J-s  Frequency,  wavelength C = Speed of light = 3x10 8 m/s

7 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

8 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering If the wavelength is larger than 1.12 microns, will the energy of the photon be higher? lower?

9 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

10 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

11 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

12 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Analysis of Photovoltaic cells

13 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

14 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

15 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

16 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

17 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

18 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

19 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

20 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

21 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

22 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Multi junction solar cells

23 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Design of Photovoltaic Systems

24 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

25 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

26 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

27 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Design for Remote Applications

28 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

29 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

30 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

31 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Estimation of Available Solar Radiation Solar Radiation can be estimated based on the methods in Chapter 2. One needs to decide whether the panels should be fixed or tracking and if fixed, at what angle.

32 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering PV System Sizing

33 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

34 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

35 D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering Water Pumping Application

36 Principles of Solar Engineering D. Y. Goswami, F. Kreith, J. F. KreiderPrinciples of Solar Engineering

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