US 12,110,763 B2
Low power consumption electro-hydraulic system with multiple solenoids
Lorenzzo Breda Minassa, Tomball, TX (US); and Robert William Gissler, Spring, TX (US)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Dec. 5, 2023, as Appl. No. 18/529,801.
Application 18/529,801 is a division of application No. 17/645,224, filed on Dec. 20, 2021, granted, now 11,885,200.
Claims priority of provisional application 63/141,630, filed on Jan. 26, 2021.
Claims priority of provisional application 63/141,624, filed on Jan. 26, 2021.
Claims priority of provisional application 63/141,615, filed on Jan. 26, 2021.
Claims priority of provisional application 63/141,618, filed on Jan. 26, 2021.
Claims priority of provisional application 63/141,635, filed on Jan. 26, 2021.
Prior Publication US 2024/0102354 A1, Mar. 28, 2024
Int. Cl. E21B 34/06 (2006.01); E21B 23/04 (2006.01); E21B 33/035 (2006.01); E21B 34/10 (2006.01); E21B 34/14 (2006.01); E21B 34/16 (2006.01); F16K 31/40 (2006.01); G05D 16/20 (2006.01)
CPC E21B 34/066 (2013.01) [E21B 23/04 (2013.01); E21B 33/0355 (2013.01); E21B 34/10 (2013.01); E21B 34/14 (2013.01); F16K 31/40 (2013.01); G05D 16/2022 (2019.01); G05D 16/204 (2013.01); E21B 34/16 (2013.01); E21B 2200/02 (2020.05)] 8 Claims
OG exemplary drawing
 
1. An apparatus comprising:
a first hydraulic conduit and a second hydraulic conduit;
a first normally closed (NC) solenoid valve (SOV) and a second NC SOV;
a first dynamic flow regulator hydraulically coupled with the first NC SOV;
a second dynamic flow regulator hydraulically coupled with the second NC SOV;
an inverse shuttle valve hydraulically coupled between the first hydraulic conduit and both of the first and the second NC SOVs and hydraulically coupled between the second hydraulic conduit and both of the first and second NC SOVs; and
a shuttle valve hydraulically coupled between the first hydraulic conduit and both the first and second NC SOVs and hydraulically coupled between the second hydraulic conduit and both the first and second NC SOVs.