## What is ground radiation and direct diffuse solar radiationWhat is ground radiation and direct diffuse solar radiation

1.1 Ground radiation While absorbing solar radiation, the earth’s surface transmits most of its energy to the atmosphere in the form of radiation. The way the earth’s surface emits radiation

## What is air mass and sunshine time sunshine hoursWhat is air mass and sunshine time sunshine hours

1.1 Air mass Generally, when the sun is at the zenith and illuminates the ground vertically, the distance traveled by the sun’s rays is called 1 air mass. The solar

## What are the factors that affect solar radiation energyWhat are the factors that affect solar radiation energy

Solar radiation refers to the electromagnetic waves and particle streams emitted by the sun into the universe. The solar radiation energy received by the earth is only one-two billionth of

## What is direct solar radiation and scattered radiationWhat is direct solar radiation and scattered radiation

1.1 Direct solar radiation, scattered radiation and total radiation Solar radiation refers to the electromagnetic waves and particle streams emitted by the sun into the universe. The solar radiation energy

## What is the solar altitude and azimuth angle and how to calculateWhat is the solar altitude and azimuth angle and how to calculate

1.1 Sun altitude and azimuth 1.1.1 Definition of solar altitude and azimuth Everyone knows that the sun rises from the east, passes through the sky, and then sets from the

## Definition and characteristics of solar constant and solar spectrumDefinition and characteristics of solar constant and solar spectrum

1.1 Solar Constant Since the earth revolves around the sun in an elliptical orbit, the distance between the sun and the earth is not constant, and the distance between the

## How to determine the longitude and latitude of the earth and solar termsHow to determine the longitude and latitude of the earth and solar terms

On the map and the globe, you can see thin lines, horizontal and vertical, and some are like square grids on a chessboard. These are the lines of longitude and

## How is the solar energy transmitted and radiatedHow is the solar energy transmitted and radiated

1.1 The transfer of solar energy The energy generated at the core of the sun diffuses outwards, making the surface temperature of the sun reach about 6000 ℃, just like

## What is the source and storage method of solar energyWhat is the source and storage method of solar energy

1.1 Source of solar energy The sun contains huge energy. It constantly emits visible light, various rays (Figure 1-1) and a lot of heat. The sun’s temperature is extremely high,

## What are the physical parameters and structure and composition of the sunWhat are the physical parameters and structure and composition of the sun

Solar energy is the source of light and heat, and the source of all life on the earth. It gives all things light and warmth with endless energy. The energy