Across
- 3. business that designs, builds, and installs complete PV systems, using various manufactures for components
- 5. solar irradiation received on a specific surface over a period of time, usually one day
- 9. point in earth's orbit that is closest to the sun
- 13. power of solar radiation per unit area
- 16. utility’s network of conductors, substations, and equipment that distributes electricity to consumers
- 18. the plane of Earth's orbit around the sun
- 21. directly from the sun that reaches Earth without scattering
- 22. a point in the sky directly overhead a particular location
- 26. estimate of terrestrial solar irradiance around solar moon at sea level
- 28. total amount of energy accumulated over an area over time
- 29. Earth's orbital position when solar declination is zero
Down
- 1. in which many smaller power-generating systems create electrical power near the point of consumption
- 2. device designed to absorb solar radiation and convert it to heart or electricity typically
- 4. solar radiation reaching the surface of the earth
- 6. a visit to asses sit conditions to determine specifications and requirements for a potential PV system site
- 7. angle between direction of a compass needle points (magnetic north) and true geographical north
- 8. representation of thickness of the atmosphere that radiation must pass through to reach a point on a surface
- 10. personal fall arrest system - prevention system that stops a worker from falling with different components and devices
- 11. angle between the equatorial plane and rays of sun
- 12. trackinsystem that rotates one axis to approximately follow the position of the sun
- 14. energy that emanates from the sun in the form of waves & particles
- 15. system that rotates two axes independently to follow the position of the sun
- 17. area of sky between sun paths for summer solstice and winter solstice for a particular location.
- 19. number of hours required for a day's total solar irradiation to accumulate at peak sun conditions
- 20. sun's radiation that is scattered by the atmosphere and clouds
- 23. collection of information about a facility's or customer's energy use
- 24. concentrating solar power is a technology that uses mirrors and lenses to reflect and concentrate solar radiation from a large area to a small area
- 25. point in earth's orbit that is farthest from the sun
- 26. projection of solar altitude angle onto imaginary plane perpendicular to the surface of an obstruction
- 27. Earth's orbital position when solar declination is at it's minimum or maximum