the solar constant - pv lighthouse web viewthe solar constant. the extraterrestrial (am0) solar...

A course in Si solar cell design The solar spectrum The solar constant The extraterrestrial (am0) solar spectrum

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Page 1: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

A course in Si solar cell design

The solar spectrum

The solar constant

The extraterrestrial (am0) solar spectrum

Intensity or photon flux?

There are lots of photons in the infrared

Comparison with the blackbody radiation - Planck's law

Page 4: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Page 5: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Page 6: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Why is there a standard am0 spectrum necessary?

Page 7: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Influences of the earth atmosphere on the solar spectrum

Two mechanisms for atmospheric absorption of sunlight

Page 8: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Atmospheric absorption - an overview

Scattering of sunlight in the atmosphere

Page 9: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Albedo

Page 10: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

The reflectance of the ground

Page 11: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

The air mass (am)

Page 12: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Page 13: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Variability of the terrestrial spectrum

Page 14: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

The global (am1.5g) standard spectrum

Page 15: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

The direct (am1.5d) standard spectrum

The software SMARTS

Page 16: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

Calculations of the solar spectrum with SMARTS

A mind-map of this lecture

Page 17: The solar constant - PV Lighthouse Web viewThe solar constant. The extraterrestrial (am0) solar spectrum . Intensity or photon flux? There are lots of photons in the infrared. Comparison

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Am0 r y amistad

SURVEY of the LITERATURE on the SOLAR … NASA SP-74 SURVEY of the LITERATURE on the SOLAR CONSTANT and the SPECTRAL DISTRIBUTION of SOLAR RADIANT FLUX M. P. Thekaekara Goddard Space

solar - Amazon S3Solar+Water+Heating.pdf · water heating systems. More on this coming up. 5. Backup heating system Solar energy isn’t constant enough to deliver reliable heat and

SOLAR OUTLOOK REPORT 2017 - Constant Contactfiles.constantcontact.com/23ca2798201/e4edaa27-0dff-4586-a52c-669a... · 6 SOLAR OUTLOOK REPORT 2017 SOLAR TRENDS 2. IN 2017 1. Start of

SOLAR WIND SIMULATION TECHNIQUES - NASA · SOLAR WIND SIMULATION TECHNIQUES . By. H. ... effect-of -changing the focus einzel lens -focusing-voltage V. 4 . for constant extractioh

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Why Vaillant?The Vaillant solar domestic hot water system is the most advanced complete solar heating system available. As constant innovators committed to renewable energy, Vaillant

MAHARASHTRA STATE BOARD OF TECHNICAL EDUCATION, …diploma.vidyalankar.org/wp-content/uploads/CHEM_CH.pdf · Solar energy Solar constant Solar insolation Solar water heater – construction

Scan2PDF - Massachusetts Institute of Technology · the. of vs kicowatts (k radiation £is_lost to cpi-an ets solar, associatio states covering , sean at_the uxopi_qe constant. solar

The Smithsonian Astrophysical Observatory Solar …...To settle the question of the constancy of the solar constant, the Smithsonian Astrophysical Observatory in 1902 started a program

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Current Status of U.S. R&D in Photovoltaics...• Technology development driven by space applications –Majority of all spacecraft are powered by these cells AM0 Solar Spectrum (1350

Solar and Interplanetary Sources of Geomagnetic Storms: Space … · 2010-12-01 · magnitude, the total energy flux remains six orders of magnitude smaller than the solar constant

Sun (Solar constant, TSI) Cosmic material (H +, Dust) Celestial mechanics ( Extra-atmospheric solar…