???????????? ?????????(APT) ?????? ???????
???? ?????? ?? ??????? ???? ???? ??? ?????? ?????????? (??? ?????? ?????? ??? ?????? ? ?????? ? ??????? ? ??? ??? ???) ? ??????? ?? ???? ????? ???? ???????? ?? ??????????? ????????? ? ????? ???? ????? ??????? ? ???????? ? ?????? ??????? ? ???? ?????? ????? ???????. ????? ??? ?????? ? ??? ??????? ? ?? ????? ??????? ???????? ??? ??? ?????? ??????????? ????????? ??????? ???????.
1. ???? ???????
| No. | ???? ????? ????? ??????/ ℃ | ????? ?????/ g·cm-3 |
| 1 | 60-70 | 1.36-1.65 |
| 2 | 84-88 | 1.60-1.70 |
| 3 | 90-94 | 1.66-1.85 |
| 4 | 95-100 | 1.82-2.01 |
2. Agitation Intensity
| No. | Agitation Speed / r·min-1 | FSSS ???????/ μm |
| 1 | 85 | 30 |
| 2 | 62 | 40 |
| 3 | 50 | 42 |
| 4 | 40 | 45 |
3. ??? ????????
| No. | ??? ????????/ min | ????? ?????/ g·cm-3 |
| 1 | 30 | 1.40-1.80 |
| 2 | 60 | 1.80-1.95 |
| 3 | 120 | 1.66-2.20 |
| 4 | ??????? ??????? | 2.20-2.40 |
4. ??????
| No. | (NH4)2WO4 ?? g/L |
NH4Cl g/L |
NH3 g/L |
FSSS ???????/ μm |
| 1 | 125 | 100 | 30 | 30 |
| 2 | 115 | 65 | 40 | 39 |
| 3 | 113 | 40 | 40 | 42 |
| 4 | 120 | 80 | 40 | 38 |
| 5 | 114 | 60 | 40 | 40 |
5. ?????
???? ??????? ? ??? ??????.
???????? ??? ?????:
?????? ??? ????? ???????? ????????? ?? WO2.72 (?? W18O49) ? ????? ?? ????? ?? ????? ???????? ? VTO ???????? ? ?? ????? ????? ??? ????????? ? ????? ????????? ?? ????????? ????????? ?????.
???????? ????????. ???????: ????? ?????? Na2WO4 ? 2H2O ?? ????? ???? ?? ?????? ?? ?????? ?? ????. ?? ?????? ????? ????? ??????? ???????? ?? ??????? ??????? ????? ?? ????? ?????? ???????? ?????? ?????????? ???????? ???????
? ???????? ?? ????? ?????. ?????? ????? ??????????? ?????????? ??????? ??? ???? ????? ?????? ???? 600 ° C. ????? ?WO3? ???????? (VI) ?????? ??? ????? ??? ????? ????? ?? ?? ?? ??????????? ????? ?? ???????? ?????? ?????? ?????? ?????? ???? ?????. ?? ????? ???? ?? ????? ????? ???????? ?? ?? ??? ?? ??????? ?? ??? ??? ??????? ???????? ??????.
??? ?????????? ??? ????? ??????? ?? ???? ????? ????????? WO3. ???? ???? ???????????? ?? WO3.H2O? ??? ??????? ???? WO3.2H2O ????? ????????. ?????? ?????? ?????? ?????? ?? WO3.H2O ?? ????? ?? WO5 ????? octahedrally (H2O) ????? 4 ??? ????? ?? shared.the .
0.6um ???? ????? ???????? ? ?????? ???????? ? ????? ????? ???? ?????? ? ?????? ?? ???? ????? ?????? ? ?????? ????? ?? 0.6-1.0g / cm3 .