Results 11 to 20 of about 24,188,873 (354)

A Review of Capillary Pressure Control Valves in Microfluidics

open access: yesBiosensors, 2021
Microfluidics offer microenvironments for reagent delivery, handling, mixing, reaction, and detection, but often demand the affiliated equipment for liquid control for these functions.
Shaoxi Wang   +5 more
semanticscholar   +1 more source

Analysis on Evolution Law of Small Structure Stress Arch and Composite Bearing Arch in Island Gob-Side Entry Driving

open access: yesGeofluids, 2022
At present, the theory of supporting the surrounding rock small structure of gob-side entry driving has been widely used, but there is no specific quantitative analytical formula for the bearing strength and bearing characteristics of the structure ...
Shunjie Huang   +6 more
doaj   +1 more source

Research on Pressure Control Algorithm of Regenerative Braking System for Highly Automated Driving Vehicles

open access: yesWorld Electric Vehicle Journal, 2021
Conclusive evidence has demonstrated the critical importance of highly automated driving systems and regenerative braking systems in improving driving safety and economy.
Liang Chu   +3 more
doaj   +1 more source

Energy-Efficient Electro-Hydraulic Power Source Driven by Variable-Speed Motor

open access: yesEnergies, 2022
Hydraulic systems are widely used in industry due to their small size-to-power ratios and their ability to produce very large linear force and torque. In traditional hydraulic systems, a variable pump driven by an electric motor is often used as power ...
Zheng Yan, Lei Ge, Long Quan
doaj   +1 more source

Robust direct acoustic impedance control using two microphones for mixed feedforward-feedback controller

open access: yesActa Acustica, 2023
This paper presents an acoustic impedance control architecture for an electroacoustic absorber combining both feedforward and feedback microphone-based strategies on a current-driven loudspeaker.
Volery Maxime, Guo Xinxin, Lissek Hervé
doaj   +1 more source

The Application of Disturbance-Observer-Based Control in Breath Pressure Control of Aviation Electronic Oxygen Regulator

open access: yesEnergies, 2021
The electronic oxygen regulator (EOR) is a new type of aviation oxygen equipment which uses electronic servo control technology to control breathing gas pressure. In this paper, the control method of EOR was studied, and the dynamic model of the aviation
Rui Pan   +4 more
doaj   +1 more source

Trends in Blood Pressure Control Among US Adults With Hypertension, 1999-2000 to 2017-2018.

open access: yesJournal of the American Medical Association (JAMA), 2020
Importance Controlling blood pressure (BP) reduces the risk for cardiovascular disease. Objective To determine whether BP control among US adults with hypertension changed from 1999-2000 through 2017-2018.
P. Muntner   +6 more
semanticscholar   +1 more source

Controlling High Blood Pressure [PDF]

open access: yesThe Permanente Journal, 2006
Presented as a poster at the Kaiser Permanente Care Management Institute Conference, October 18, 2004, San Francisco, California; as a poster at the Kaiser Permanente National Quality Conference, June 27–July 1, 2005, Monterey, California; and at the Kaiser Permanente National Hypertension Implementation Committee teleconference, September 13, 2005.
Patricia E, Casey   +3 more
openaire   +2 more sources

A Randomized Trial of Intensive versus Standard Blood-Pressure Control.

open access: yesNew England Journal of Medicine, 2017
To the Editor: Wright et al. (Nov. 26 issue)1 report on the Systolic Blood Pressure Intervention Trial (SPRINT). By focusing on blood-pressure levels, rather than on specific antihypertensive agents, this trial follows a rich heritage of government ...
Benjamin Vipler   +4 more
semanticscholar   +1 more source

Adaptive feedback analysis and control of programmable stimuli for assessment of cerebrovascular function [PDF]

open access: yes, 2013
The assessment of cerebrovascular regulatory mechanisms often requires flexibly controlled and precisely timed changes in arterial blood pressure (ABP) and/or inspired CO2.
Allen, Robert   +7 more
core   +1 more source

Home - About - Disclaimer - Privacy