Role of technical innovation at Polokwane Smelter Flashcards

1
Q

Aan wie behoort die Polokwane smelter?

A

Anglo

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Watse transformers het die oond?

A

Drie 56MVA transformers, tamini. Loop slegs teen 68MW

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Probleem met Cr2O3 wanneer jy matte smelt?

A

Nie rerig oplosbaar in die slak, so vorm n spinel laag tussen die matte en slak en kan ook opbou in die oond

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Vir watter Cr2O3 is die polokwane smelter ontwerp? Rn watter stappe het hulle geneem om die probleem aan te spreek?

A

4% - om dit reg te kry teiken hulle 75% immersion to the slag zone en hoe heatflux deur die heart ~250kW/m2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Wat is die Lorentz force

A

The force exerted on a charged particle q moving with velocity v through an electric field and magnetic field. Die totale krag is die Lorentz krag
F=q(E+v x B)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly