Results 61 to 70 of about 2,010,715 (317)

Sliding-Mode Control for PMLSM Position Control—A Review

open access: yes, 2023
Owing to the competitive advantages of fast response speed, large pushing force, high reliability, and high precision, the permanent magnet linear synchronous motor (PMLSM) has played an increasingly vital role in various high-speed and high-precision ...
Jie Huang   +5 more
core   +1 more source

A 3D Printed Linear Pneumatic Actuator for Position, Force and Impedance Control

open access: yesActuators, 2018
Although 3D printing has the potential to provide greater customization and to reduce the costs of creating actuators for industrial applications, the 3D printing of actuators is still a relatively new concept. We have developed a pneumatic actuator with
Jeremy Krause, Pranav Bhounsule
doaj   +1 more source

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

Mislocated fixations during reading and the inverted optimal viewing position effect [PDF]

open access: yes, 2005
Refixation probability during reading is lowest near the word center, suggestive of an optimal viewing position (OVP). Counter-intuitively, fixation durations are largest at the OVP, a result called the inverted optimal viewing position (IOVP) effect ...
Nuthmann, A   +5 more
core   +1 more source

The Role of Hematopoietic Cell Transplantation in Ataxia‐Telangiectasia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Ataxia‐telangiectasia (A‐T) is a DNA repair disorder characterized by neurodegeneration, immunodeficiency, and cancer predisposition. Hematopoietic cell transplantation (HCT) is an established therapy in related disorders such as Fanconi anemia (FA) and Nijmegen breakage syndrome (NBS), but its role in A‐T is unclear.
Laila Alkhouli   +3 more
wiley   +1 more source

Crane load position control using Lyapunov-based pendulum damping and nonlinear MPC position control [PDF]

open access: yes, 2019
A crane control system is presented where the crane load can track a position trajectory with ultimately bounded pendulum motions of the load. This is done with an inner loop using a Lyapunov-based damping controller which is designed to damp out the ...
Geir Ole Tysse   +3 more
core   +1 more source

Supporting Survivor‐Centered Care Through Digital Health Integration

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Survivors of childhood cancer face barriers to receiving guideline‐based, long‐term follow‐up care. Two digital tools, Passport for Care (PFC) and Cancer SurvivorLink (SurvivorLink), address complementary gaps by enabling tailored survivorship care plan (SCP) generation, updating, storage, and sharing.
Jordan G. Marchak   +15 more
wiley   +1 more source

Impact of cross-saturation in sensorless control of transverse-laminated synchronous reluctance motors [PDF]

open access: yes, 2006
Synchronous reluctance (SyR) motors are well suited to a zero-speed sensorless control, because of their inherently salient behavior. However, the cross-saturation effect can lead to large errors on the position estimate, which is based on the ...
Pastorelli, Michele Angelo   +2 more
core   +1 more source

Advanced Control of Magnetic Levitation System via Black Widow Optimization and Fractional-order Techniques

open access: yesAdvances in Electrical and Computer Engineering
Magnetic Levitation (MAGLEV) systems are inherently nonlinear, multivariable, and unstable, designed to levitate ferromagnetic objects without physical contact.
SONI, N. K., BHONGADE, S.
doaj   +1 more source

Neural Network-Based Descent Control for Landers with Sloshing and Mass Variation: A Cascade and Adaptive PID Strategy

open access: yesAerospace
Autonomous control of lunar landers is essential for successful space missions, where precision and efficiency are crucial. This study presents a novel control strategy that leverages proportional, integral, and derivative (PID) controllers to manage the
Angel Guillermo Ortega, Afroza Shirin
doaj   +1 more source

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