Systems and method for a variable inlet device of a compressor

T Zeng, L Hu - US Patent 10,578,124, 2020 - Google Patents
Methods and systems are provided for a variable inlet device of a compressor. In one
example, a compressor may include an impeller rotatable about a central axis and an inlet …

Turbocharger compressor having adjustable trim mechanism including swirl inducers

H Mohtar, S Pees, A Lombard - US Patent 10,502,232, 2019 - Google Patents
A centrifugal compressor for a turbocharger includes an inlet-adjustment mechanism
operable to move between an open position and a closed position. The inlet-adjustment …

Wide range active compressor for HP-EGR engine systems

DJ Styles, E Curtis, D Hanna - US Patent 10,578,048, 2020 - Google Patents
Methods and systems are provided for an engine system configured with a wide range
active compressor and high pressure EGR. In one example, a compressor may include an …

Systems and methods for a variable inlet compressor

L Hu, JJ Yi, D Hanna - US Patent 10,774,677, 2020 - Google Patents
Methods and systems are provided for a compressor having a variable inlet device and an
active casing treatment. In one arrangement, a system for a compressor may include a …

Systems and methods for a variable inlet compressor

L Hu, D Upadhyay - US Patent 10,774,676, 2020 - Google Patents
Methods and systems are provided for a compressor having a variable inlet device and an
active casing treatment. In one arrangement, a system for a compressor may include a …

Variable inlet compressor diagnostics

MS Christensen, N Herhusky… - US Patent 11,136,919, 2021 - Google Patents
Methods and systems are provided for diagnosing an actuator of a variable inlet compressor
coupled in an electric turbocharger. During torque transitions, an electrical power …

Turbocharger including a switchable trim compressor and ported shroud

J Stankevicius, S Karstadt, K Samuel - US Patent 11,591,926, 2023 - Google Patents
(57) ABSTRACT A turbocharger includes a compressor assembly having a compressor
housing defining a ported shroud and a switchable trim compressor. The switchable trim …

Active casing treatment adapted with movable sleeve

D Hanna, G McConville - US Patent 10,851,794, 2020 - Google Patents
Methods and systems are provided for a compressor adapted with a movable sleeve and an
active casing treatment that form separate air flow chambers. In one example, a method …

Systems and methods for a bi-valved variable inlet device

T Zeng, L Hu - US Patent 10,190,487, 2019 - Google Patents
Methods and systems are provided for a variable inlet device of a compressor. In one
example, a compressor may include the variable inlet device arranged within an inlet …

Active casing treatment adapted with movable sleeve

G McConville, D Hanna, L Hu - US Patent 11,131,312, 2021 - Google Patents
Methods and systems are provided for a compressor adapted with a movable sleeve and an
active casing treatment that form separate air flow chambers. In one example, a method …