Steam reformation system
View Patent ↗A gasification system and method for converting organic materials into a usable syngas are provided. The gasification system includes a kiln for receiving a feedstock; a means for heating the kiln; a steam reforming reactor; and means for inductively heating the steam reforming reactor to drive the gasification reactions. In one preferred embodiment, the fuel processing system includes a steam reforming reactor that is at least partially filled with thermal transmitters which receive electromagnetic energy and generate heat within the steam reforming reactor. The organic material to be used as feedstock may include but will not be limited to petrochemical streams, refinery streams, natural gas, crude oil, coal, plastics, municipal wastes, toxic and hazardous wastes, biomass, medical wastes, and automobile wastes. The syngas that is produced in this process may consist primarily of hydrogen, carbon monoxide, carbon dioxide and methane.
1. A steam reforming system comprising:
a) a kiln, comprising a susceptor tube; a kiln inlet for receiving a feedstock; a conveyor for transporting said feedstock through said kiln;
a first kiln outlet for a gaseous product; and a second kiln outlet for a particulate product;
b) a steam reforming reactor comprising a reformer tube; a reactor inlet in fluid communication with said first kiln outlet for gaseous product of said kiln; and a reactor outlet for a gaseous product;
c) an inductive heating means contiguous to said reformer tube for providing heat to said steam reforming reactor; and
d) said steam reforming reactor further comprises a filter installed within said reformer tube at a location toward the reactor outlet of said reformer tube wherein said filter is capable of providing heat by receiving electromagnetic energy from said inductive heating means.
2. The steam reforming system of claim 1 further comprising an inductive means contiguous to said susceptor tube for providing heat to said kiln.
3. The steam reforming system of claim 1 further comprising:
a heat exchanger in fluid communication with both said reactor outlet and said first kiln outlet wherein said heat exchanger is capable of transferring heat from said gaseous product exiting said steam reforming reactor to said gaseous product exiting said kiln.
4. The steam reforming system of claim 1 wherein said kiln is comprised of:
a susceptor tube for receiving feedstock to be heated wherein said susceptor tube is made from a material with an effective electrical resistivity and thermal conductivity properties suitable for being inductively heated;
at least one induction coil at least partially surrounding said susceptor tube for providing heat to said tube; and
at least one power supply for supplying electrical current to said at least one induction coil to heat said susceptor tube.
5. The steam reforming system of claim 4 wherein said kiln further comprises an evacuation tube in fluid communication with said first kiln outlet for removing said gaseous product from said susceptor tube.
6. The steam reforming system of claim 1 wherein said steam reforming reactor comprises:
a reformer tube comprising an inlet in fluid communication with said first kiln outlet for receiving gaseous product from said kiln to be heated; and
at least one thermal transmitter placed in said reformer tube wherein said inductive heating means provides energy to heat said at least one thermal transmitter.
7. A steam reforming system of claim 6 wherein said reformer tube is comprised of a substantially non-electrically conductive material.
8. A steam reforming system of claim 6 wherein said reformer tube is comprised of ceramic material or a composite thereof.
9. A steam reforming system comprising:
a) a heated kiln for receiving feedstock to be at least partially pyrolyzed, wherein said kiln comprises:
i) a kiln inlet for receiving a feedstock;
ii) a susceptor tube for receiving feedstock, to be heated to a suitable temperature to at least partially pyrolyze said feedstock;
iii) a means to transport said feedstock through said susceptor tube;
iv) at least one induction coil at least partially surrounding said susceptor tube for heating said susceptor tube;
v) a first kiln outlet for a gaseous product exiting said kiln;
vi) a second kiln outlet for a particulate product exiting said kiln;
vii) at least one power supply for supplying current to said at least one induction coil to heat said susceptor tube; and
viii) a steam inlet for introducing steam into said kiln.
b) a feed system for charging said feedstock to said kiln wherein said feed system comminutes said feedstock prior to being charged to said kiln;
c) a steam reforming reactor for receiving said gaseous product from said kiln wherein said steam reforming reactor comprises:
i) a reactor inlet in fluid communication with said first kiln outlet;
ii) a reactor outlet for a gaseous product exiting said reactor;
iii) a reformer tube wherein said tube of said steam reforming reactor is comprised of a substantially non-electrically conductive material;
iv) at least one induction coil at least partially surrounding said reformer tube for heating said reformer tube;
v) at least one power supply for supplying current to said at least one induction coil to heat said steam reforming reactor;
vi) at least one thermal transmitter placed into said tube wherein said at least one thermal transmitter receives electromagnetic energy from said at least one induction coil and wherein said at least one thermal transmitter comprises a material having an electrical resistance higher than about 100 μohm-cm at 1800° F.; and
vii) a filter installed within said reformer tube at a location toward the reactor outlet of said reformer tube wherein said filter is capable of providing heat by receiving electromagnetic energy from said at least one induction coil.
10. The steam reforming system of claim 9 wherein said thermal transmitter is made of a substantially non-magnetizable material.
11. The steam reforming system of claim 10 further comprising a heat exchanger in fluid communication with both said reactor outlet and said first kiln outlet wherein said heat exchanger is capable of transferring heat from the gaseous product exiting said steam reforming reactor to said gaseous product exiting from said kiln.
12. A steam reforming system comprising:
a) a kiln comprising a kiln inlet for receiving a feedstock, a conveyor for transporting said feedstock through said kiln, a first kiln outlet for a gaseous product and a second kiln outlet for a particulate product;
b) a means for charging said feedstock into said kiln;
c) a means for heating said feedstock in said kiln to a suitable temperature wherein feedstock is at least partially converted into a pyrolysis gas;
d) a means for transferring said pyrolysis gas from said kiln into a steam reforming reactor wherein said steam reforming reactor comprises at least one reformer tube;
e) a means for introducing steam into said steam reforming reactor;
f) a means for feeding said pyrolysis gas and said steam into said steam reforming reactor wherein said pyrolysis gas is at least partially converted into syngas;
g) a means for inductively heating said steam reforming reactor with at least one induction coil wherein at least one thermal transmitter is placed into said reformer tube; and
h) said steam reforming reactor further comprises a filter installed within said reformer tube at a location toward the reactor outlet of said reformer tube wherein said filter is capable of providing heat by receiving electromagnetic energy from said inductive heating means.