Dehydrogenation and spheroidization of titanium hydride powder based on fluidization principle

Figures & data

Figure 1. Schematic diagram of the fluidization bed reactor.

Table 1. Chemical composition of the TiH₂ powder used in the study.

Component	Content (wt. %)	Component	Content (wt. %)
TiH2	Balance	H	3.83
O	0.15	C	0.012
Al	0.010	Cl	0.004

Figure 2. Powder dislocation in fluidized bed reactor.

Figure 3. XRD patterns of as-received TiH₂ powder and the dehydrogenated powders from the surface center and inner wall of the reactor, respectively.

Figure 4. SEM images of powder particles from. (a) as-received TiH₂ powder, (b) dehydrogenated Ti powder from the surface center, and (c) dehydrogenated Ti powder from the inner wall of the reactor.

Figure 5. Internal schematic diagram of fluidized bed reactor.

Figure 6. Particle size distribution of (a) as-received TiH₂ powder, (b) dehydrogenated Ti powder from the surface center, and (c) dehydrogenated Ti powder from the inner wall of the reactor.

Figure 7. Images showing the measurments of the angles of repose of the as-received TiH₂ powder, powder from the surface center of the fluidization plate and powder from the inner wall of the reactor.