Results 31 to 40 of about 906,185 (256)

Physical geography and closed loop recycling

open access: yesHungarian Geographical Bulletin, 2015
There is a growing body of research projects spanning over three decades that have provided insights into the concept of waste management, a topic standing in the focal point of environmental issues. In this paper, the 'SHASEA Project,' 'BORASSUS Project,
Michael A. Fullen
doaj   +1 more source

Virtual tracking control of underwater vehicles based on error injection and adaptive gain

open access: yesIET Control Theory & Applications, 2021
An improved virtual tracking control scheme is proposed based on error injection and adaptive gain for underwater vehicles in the presence of a large initial tracking error and external disturbances.
Xing Liu   +3 more
doaj   +1 more source

Personalized Antihypertensive Treatment Optimization With Smartphone‐Enabled Remote Precision Dosing of Amlodipine During the COVID‐19 Pandemic (PERSONAL‐CovidBP Trial)

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Background The objective of the PERSONAL‐CovidBP (Personalised Electronic Record Supported Optimisation When Alone for Patients With Hypertension: Pilot Study for Remote Medical Management of Hypertension During the COVID‐19 Pandemic) trial was to assess
David J. Collier   +22 more
doaj   +1 more source

Advances in closed-loop deep brain stimulation devices

open access: yesJournal of NeuroEngineering and Rehabilitation, 2017
Background Millions of patients around the world are affected by neurological and psychiatric disorders. Deep brain stimulation (DBS) is a device-based therapy that could have fewer side-effects and higher efficiencies in drug-resistant patients compared
Mahboubeh Parastarfeizabadi   +1 more
doaj   +1 more source

Computation and Control System for Principle Prototype of Optical Synthetic Aperture [PDF]

open access: yesJisuanji gongcheng, 2019
According to the performance and functional requirements of the principle prototype of optical synthetic aperture,a computation and control system composed of Field Programmable Gate Array(FPGA) and Digital Signal Processor(DSP) is designed.The FPGA is ...
XUE Jianwei, JIANG Aimin
doaj   +1 more source

On Validating Closed-Loop Behaviour from Noisy Frequency-Response Measurements

open access: yes, 2005
It is shown how noisy closed-loop frequency-response measurements can be used to obtain pointwise in frequency bounds on the possible difference between the actual closed-loop system and the closed-loop comprising a nominal model of the plant and the ...
Cantoni, M, Date, P
core   +1 more source

Manufacturer-remanufacturing vs supplier-remanufacturing in a closed-loop supply chain

open access: yes, 2016
Remanufacturing at the component level could be performed by either a manufacturer or a supplier. In this paper, we analyze the performance of manufacturer-remanufacturing and supplier-remanufacturing in a decentralized closed-loop supply chain, and ...
Xiong, Zhongkai   +6 more
core   +1 more source

Closed-loop approach to thermodynamics [PDF]

open access: yesPhysical Review E, 2016
We present the closed loop approach to linear nonequilibrium thermodynamics considering a generic heat engine dissipatively connected to two temperature baths. The system is usually quite generally characterized by two parameters: the output power $P$ and the conversion efficiency $η$, to which we add a third one, the working frequency $ω$.
Goupil, C.   +5 more
openaire   +5 more sources

A novel intelligent approach for infection protection using a multidisciplinary collaboration in regional general hospitals

open access: yesScientific Reports
Hospital-acquired infections (HAIs) pose a severe and pervasive threat to patient safety and impose immense pressure on medical resources. These infections often occur during the treatment of other problems due to prolonged hospital stays and can lead to
Xiaoyan Yuan, Peng Wang, Jiwen Liu
doaj   +1 more source

A Closed-loop Identification Method based on AIC and Its Application in the Distillation Column Reactor of Ethanol- Water System

open access: yesChemical Engineering Transactions, 2017
Considering process with time delay and limitations of traditional closed-loop identification methods, a new closed-loop identification method based on Akaike’s information criterion (AIC) was proposed.
Yimin Zheng   +3 more
doaj   +1 more source

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