METHANE CONVERTER AND METHOD OF CONVERTING METHANE EMISSIONS
A methane converter for converting methane into carbon dioxide and water, the converter comprising a gas feed for feeding methane into the converter, a mesh pad separator for receiving the methane from the gas feed and for separating methane gas from liquid, a drain connected to the separator to drain off the liquid, an air intake for receiving air, a tubular section extending upwardly from the air intake, a methane nozzle connected to the separator for receiving the methane gas from the separator and for discharging the methane gas inside the tubular section at a point downstream of the air intake, a catalyst bed within the tubular section for reacting the methane gas with oxygen in the air to form the carbon dioxide and the water, and an outlet of the tubular section for emitting the carbon dioxide and the water.
1 . A methane converter for converting methane into carbon dioxide and water, the converter comprising:
a gas feed for feeding methane into the converter;
a mesh pad separator for receiving the methane from the gas feed and for separating methane gas from liquid;
a drain connected to the separator to drain off the liquid;
an air intake for receiving air;
a tubular section extending upwardly from the air intake;
a methane nozzle connected to the separator for receiving the methane gas from the separator and for discharging the methane gas inside the tubular section at a point downstream of the air intake;
a catalyst bed within the tubular section for reacting the methane gas with oxygen in the air to form the carbon dioxide and the water; and
an outlet of the tubular section for emitting the carbon dioxide and the water.
2 . The converter of claim 1 comprising a pilot gas valve for flowing a small quantity of the methane gas into the catalyst bed and an electrically powered start-up heat source for starting up the catalyst bed.
3 . The converter of claim 1 further comprising a fan at or near the outlet.
4 . The converter of claim 1 wherein the tubular section comprises an inlet section between the intake and the catalyst bed and wherein the tubular section further comprises an outlet section between the catalyst bed and the outlet, wherein the inlet section and the outlet section are each longer than the catalyst bed.
5 . The converter of claim 4 wherein the inlet section, catalyst bed and outlet section have the same diameter.
6 . The converter of claim 1 wherein the air intake is wider than the outlet.
7 . The converter of claim 1 wherein the catalyst bed comprises a first bed section and a second bed section spaced downstream from the first bed section.
8 . The converter of claim 7 wherein the pilot gas valve delivers the small quantity of the methane gas to only the first bed section and wherein the heat source is disposed only within the first bed section.
9 . The converter of claim 7 wherein the methane nozzle is situated upstream of both the first and second bed sections.
10 . The converter of claim 7 wherein the methane nozzle is situated downstream of the first bed section and upstream of the second bed section.
11 . The converter of claim 7 further comprising an air filter at or near the air intake.
12 . A method of converting methane into carbon dioxide and water, the method comprising:
feeding methane into the converter via a gas feed;
separating methane gas from liquid using a mesh pad separator;
draining off the liquid from the separator;
receiving air into the converter via an air intake;
flowing the air upwardly from the air intake through a tubular section;
discharging the methane gas received from the separator through a methane nozzle inside the tubular section at a point downstream of the air intake;
reacting, in a catalyst bed within the tubular section, the methane gas with oxygen in the air to form the carbon dioxide and the water; and
emitting the carbon dioxide and the water via an outlet of the tubular section.
13 . The method of claim 12 further comprising:
flowing a small quantity of the methane gas into the catalyst bed using a pilot gas valve; and
starting up the catalyst bed using an electrically powered start-up heat source.
14 . The method of claim 13 wherein reacting is performed using a first bed section and a second bed section spaced downstream from the first bed section.
15 . The method of claim 14 wherein flowing the small quantity of the methane gas into the catalyst bed comprises delivering the small quantity of the methane gas to only the first bed section and wherein the heat source is disposed only within the first bed section.
16 . The method of claim 14 wherein discharging the methane gas is performed by situating the nozzle upstream of both the first and second bed sections.
17 . The method of claim 14 wherein discharging the methane gas is performed by situating the nozzle downstream of the first bed section and upstream of the second bed section.
18 . The method of claim 12 further comprising drawing the air into the air intake while also drawing the carbon dioxide through the outlet using a fan at or near the outlet.
19 . The method of claim 12 further comprising filtering air at or near the air intake.
20 . The method of claim 12 wherein receiving the air via the air intake is performed at atmospheric pressure and wherein the flowing the air upwardly from the air intake through the tubular section is performed using natural draft forces of a stack.