Parameter

Value

Exp. No.1

Exp. No.2

Exp. No.3

Exp. No.4

tpreheater, ˚C

300

290

300

300

tmixer, ˚C

597

523

516

527

tsteam, ˚C

650

620

610

630

tcolumn-top, ˚C

147

113

108

121

tcolumn-bottom, ˚C

209

186

114

109

tbit, ˚C

341

325

301

331

“Steam/feedstock” mass ratio

1.4:1

1.1:1

1.1:1

1.2:1

Products

Synthetic oil, % mass

63

60

61

61

Heavy residue, % mass

37

40

39

39