Process for producing fuel oil
A production method and fuel oil technology, applied in the field of coal chemical industry, can solve the problems of fuel oil harmful to the environment, complex process, limited output, etc., and achieve the effect of saving refined oil for blending, simple process flow, and large processing capacity
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Embodiment 1
[0016] The test was carried out on a 100ml fixed bed hydrogenation test device. The first hydrogenation reactor (R 1 ) Fill Mo-Ni / Al 2 O 3 Hydrogenation pre-refined catalyst, its MoO 3 The content is 23.5w%, the NiO content is 3.4w%, and the rest is alumina support (γ-alumina, the same for the following examples); the pore volume is 0.35ml / g, and the specific surface area is 213m 2 / g; The shape of the catalyst is cylindrical with a diameter of 2mm and a length of 3 to 5mm. The second hydrogenation reactor (R 2 ) Filling W-Mo-Ni / Al 2 O 3 Hydro-upgrading catalyst, its WO 3 The content is 23.1w%, MoO 3 The content is 9.7w%, the content of NiO is 4.5w%, and the rest is alumina support (γ-alumina, the same for the following examples); the pore volume is 0.38ml / g, and the specific surface area is 187m 2 / g; The shape of the catalyst is a strip (clover shape), with a diameter of 1.8mm and a length of 3 to 5mm. The above-mentioned catalyst is pre-sulfided by a conventional pre-sulfurizat...
Embodiment 2
[0024] Mo-Ni / Al filled in the first hydrogenation reactor 2 O 3 Hydrogenation pre-refined catalyst, its MoO 3 The content is 20.8w%, the content of NiO is 4.3w%, the rest is alumina support; the pore volume is 0.33ml / g, and the specific surface area is 208m 2 / g; The shape of the catalyst is spherical with a diameter of 2.5mm. W-Mo-Ni / Al filled in the second hydrogenation reactor 2 O 3 Hydro-upgrading catalyst, its WO 3 The content is 20.4w%, MoO 3 The content is 11.8w%, the NiO content is 5.7w%, the rest is alumina support; the pore volume is 0.36ml / g, and the specific surface area is 194m 2 / g; The shape of the catalyst is a strip (four-leaf clover) with a diameter of 2 mm and a length of 3 to 5 mm. Example 2 Refer to Table 3 for the hydrogenation process operating conditions of the first hydrogenation reactor and the second hydrogenation reactor and the main properties of the liquid product after hydrogenation upgrading.
[0025] The test equipment, process flow, coal tar fract...
Embodiment 3
[0028] Mo-Ni / Al filled in the first hydrogenation reactor 2 O 3 Hydrogenation pre-refined catalyst, its MoO 3 The content is 18.1w%, the NiO content is 5.2w%, and the rest is alumina support; the pore volume is 0.38ml / g, and the specific surface area is 220m 2 / g; The shape of the catalyst is a strip (clover shape), with a diameter of 2.2 mm and a length of 3 to 5 mm. W-Mo-Ni / Al filled in the second hydrogenation reactor 2 O 3 Hydro-upgrading catalyst, its WO 3 The content is 17.8w%, MoO 3 The content is 14.1w%, the NiO content is 6.8w%, the rest is alumina support; the pore volume is 0.33ml / g, and the specific surface area is 178m 2 / g; The shape of the catalyst is cylindrical with a diameter of 2mm and a length of 3 to 5mm. Example 3 Refer to Table 3 for the hydrogenation process operating conditions of the first hydrogenation reactor and the second hydrogenation reactor and the main properties of the liquid product after hydrogenation and upgrading.
[0029] The test equipment,...
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