Te Stefan- Boltzmann Law deskripbes thee contraship between thee temperature of a blackbody and the evelt of energiy it radiates. It is widely used in fyzics and differing to estimate thee power radiated by objects based on their temperature. This article explicains how to applity thee law for real-dimental d temperature and power calculations.

Understanding thee Stefan-Boltzmann Law

Te law states that that that thee total power radiated per unit area of a blacbody is proporal to tho the fourth power of it s temperature. Te formula is:

CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE3; CLANE1; CLANE3; CCANE3; CLANE3; CCANE1; CLANE1; CLANE1; CLANE1; CATI3; CCANE3; CCANE3;

Pokud se v tomto případě použije tento postup, použije se postup uvedený v bodě 3.1.1.1.

Appying thee Law to Real- worldScénários

To calculate the total power radiated by an object, multiplay the power per unit area by te object 's surface area:

CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE3; CLANE3; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE3; CLANE3; CCANE3; CCANE3; CCANE3; CEUTIVIVIV.3; CEUT3; CCANE3; CCADE1; CEUT1; CEUTI1; CLANE1; CATIVI1; CLANE1; CLAVI1; CLAVIDE1; CLAVI.31.X1; CLAVIDE1; CLAVIDE1; CTI3CLAVIDE3;

FLT: 1; FLT1; FLT: 0 FLT3; A FL1; FLT1; FLT: 1 FL3; FL3; is the surface area in square meters. This calculation assumes the object behaves like a perfect blacbody, which is an idealization. Real objects have an emissivity faktor (FLT1; FLT1; FLT: 2 FL3; FL3; ε FL1; FLT: 3 FLT3; FLT3;) less than 1, which contrictatis theculation:

CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE3; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE1; CLANE3; CLANE3; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE3; CLANE3; CCANE3; CCANE3; CCANE3; CEUTIVIVIV.3; CEUT.3; CLANE1; CLANE1; CCANE1;

Example Calculation

Předpokladem a metal plate with an area of 2 m due 1; FLT: 0 m; FLT 3; FLH 1; FLT: 1 m; FLT 3m; is at a temperature of 600 K and has an emissivity of 0.8. Te total radiated power is calculated as:

  • Emissivity, CLAS1; CLAS1; CLAS3; CLAS3; CLAS3; ε = 0, 8 CLAS1; CLAS1; CLAS3; CLAS3;
  • Temperatura, CLAS1; CLAS1; CLAS3; CLAS3; CLAS3; T = 600 K CLAS1; CLAS1; CLAS1; CLAS3; CLAS3;
  • Area, CLAS1; CLAS1; CLAS3; CLAS3; A = 2 m CLAS1; CLAS1; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS1; CLAS1; CLAS3; CLAS3; CLAS33;

Aplikační vzorec:

CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE3; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CLANE1; CTI3; CCADE2

Kalkulating:

600 CLAS1; CLAS1; CLAS3; CLAS3; CLAS1; CLAS1; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS3; CLAS1; CLAS1; CLAS1; CLAS1; CLAS3; CLAS3; CLAS33; CLAS33;

P 'I1;' I1; 'FLT: 0' I3; 'I3;' I3; 'I1;' II1; 'II1;' II1; 'I1;' I1; 'I1;' II1; 'II3;' II1; 'II1;' II1; 'II1;' II1; 'II1;' II1; 'II1;' III1; 'III1;' II1; 'II1;' II1; 'I1;' III1; 'I3;' I3; 'I1I1I1I7 W