User's Manual for TMY2s


Table of Contents

Acknowledgments


List of Figures

Figure 1-1. Map showing the 239 stations in the National Solar Radiation Data Base, whose data were used to derive the TMY2s.

Figure 3-1. Sample file header and data in the TMY2 format for January 1.

Figure 4-1. Comparison of monthly averages of global horizontal solar radiation when calculated using NSRDB and TMY2 data.

Figure 4-2. Comparison of annual averages of global horizontal solar radiation when calculated using NSRDB and TMY2 data.

Figure 4-3. Comparison of monthly averages of direct normal solar radiation when calculated using NSRDB and TMY2 data.

Figure 4-4. Comparison of annual averages of direct normal solar radiation when calculated using NSRDB and TMY2 data.

Figure 4-5. Comparison of monthly averages of latitude tilt solar radiation when calculated using NSRDB and TMY2 data.

Figure 4-6. Comparison of annual averages of latitude tilt solar radiation when calculated using NSRDB and TMY2 data.

Figure 4-7. Comparison of monthly heating degree days for NCDC and TMY2 data.

Figure 4-8. Comparison of annual heating degree days for NCDC and TMY2 data.

Figure 4-9. Comparison of monthly cooling degree days for NCDC and TMY2 data.

Figure 4-10. Comparison of annual cooling degree days for NCDC and TMY2 data.

Figure A-1. Cumulative distribution functions for June global horizontal solar radiation for Boulder, Colorado.

Figure A-2. Closeness of TMY2 monthly direct normal radiation to 1961-1990 monthly averages as a function of the number of candidate months.


List of Tables

Table of Contents


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