US 12,215,615 B2
Turbine
Matthew Mills, Yorkshire (GB); Nicholas Kenneth Sharp, Yorkshire (GB); Alan Haigh, Yorkshire (GB); Atif Mahmood, Yorkshire (GB); David Scott, Yorkshire (GB); and Thomas Ogilvie, Yorkshire (GB)
Assigned to CUMMINS LTD, London (GB)
Appl. No. 18/268,183
Filed by Cummins LTD, London (GB)
PCT Filed Dec. 16, 2021, PCT No. PCT/GB2021/053328
§ 371(c)(1), (2) Date Jun. 16, 2023,
PCT Pub. No. WO2022/129921, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 2020051 (GB), filed on Dec. 17, 2020.
Prior Publication US 2024/0052760 A1, Feb. 15, 2024
Int. Cl. F01N 3/20 (2006.01); B33Y 10/00 (2015.01); B33Y 50/00 (2015.01); B33Y 80/00 (2015.01); F01D 25/24 (2006.01); F01D 25/30 (2006.01); F02C 6/12 (2006.01)
CPC F01N 3/2066 (2013.01) [F01D 25/24 (2013.01); F01D 25/30 (2013.01); F01D 25/305 (2013.01); F01N 3/20 (2013.01); F02C 6/12 (2013.01); B33Y 10/00 (2014.12); B33Y 50/00 (2014.12); B33Y 80/00 (2014.12); F01N 2340/06 (2013.01); F01N 2610/02 (2013.01); F01N 2610/1453 (2013.01); F05D 2220/40 (2013.01); F05D 2240/12 (2013.01); F05D 2270/08 (2013.01)] 21 Claims
OG exemplary drawing
 
1. An adapter element for a turbine, the adapter element defining a longitudinal axis and comprising:
a first connection portion disposed proximate a first, inlet end of the adapter element, configured to engage the turbine;
a second connection portion disposed proximate a second, outlet end of the adapter element, configured to engage a conduit;
an outer wall that extends between the first and second connection portions, the outer wall defining an inner surface and an outer surface; and
a dosing structure configured to receive, and expel, reductant;
wherein a cross-sectional area of a flow passage defined by the adapter element, normal to the longitudinal axis, is greater at the second end than at the first end of the adapter element.