Results 31 to 40 of about 4,573,671 (268)

Economic Assessment of Operation Strategies on Park-Level Integrated Energy System Coupled with Biogas: A Case Study in a Sewage Treatment Plant

open access: yesEnergies, 2022
Operation strategies for a park-level integrated energy system (PIES) in terms of carbon prices and feed-in tariffs, have not been adequately studied. This paper addresses this knowledge gap by proposing operation strategies based on the PIES driven by ...
Xin Zhao, Yanqi Chen, Gang Xu, Heng Chen
doaj   +1 more source

Low Input Ripple High Step-Up Extendable Hybrid DC-DC Converter

open access: yesIEEE Access, 2019
The widely utilization of renewable energy with low output voltage makes the high voltage ratio boosting converter more popular. This article introduces a non-isolated low input ripple high step-up extendable hybrid DC-DC converter.
Guoqing Lin, Zhou Zhang
doaj   +1 more source

Quantum key distribution in terms of the Greenberger-Horne-Zeilinger state: multi-key generation

open access: yes, 2009
In this paper, we develop a quantum key distribution protocol based on the Greenberger-Horne-Zeilinger states (GHZs). The particles are exchanged among the users in blocks through two steps.
A. Beige   +31 more
core   +1 more source

Third Generation Disadvantage among Mexican Americans [PDF]

open access: yes, 2017
Among Mexican Americans, generational differences in education do not fit with assimilation theory’s predictions of significant improvement from the second to third generation; instead, education for third generation remains similar to the second ...
Ortiz, Vilma, Telles, Edward
core   +1 more source

Analytical Calculation of Electromagnetic Performances of Bearingless Flux-Switching Permanent-Magnet Machine Considering Iron Saturation Based on Exact Subdomain Model

open access: yesIEEE Access, 2019
In this paper, an accurate analytical subdomain model to calculate electromagnetic performances of bearingless flux-switching permanent magnet (BFSPM) machines is developed. The entire region of the machine is divided into six subdomains, including slots,
Xin Wu, Yangzhong Zhou
doaj   +1 more source

Mercury Speciation in Various Coals Based on Sequential Chemical Extraction and Thermal Analysis Methods

open access: yesEnergies, 2021
Coal combustion is an anthropogenic source of mercury (Hg) emissions to the atmosphere. The strong toxicity and bioaccumulation potential have prompted attention to the control of mercury emissions.
Yinjiao Su   +3 more
doaj   +1 more source

Flexible unbalanced control with peak current limitation for virtual synchronous generator under voltage sags

open access: yesJournal of Modern Power Systems and Clean Energy, 2017
Virtual synchronous generator (VSG) is grid-friendly for integrating distributed generations (DGs) since it can emulate the operation mechanism of traditional synchronous generator (SG).
Tianwen ZHENG   +3 more
doaj   +1 more source

Next Generation Organizations: 9 Key Traits [PDF]

open access: yes, 2011
Outlines a vision for impact-driven, business savvy, culturally competent organizations wired for policy advocacy that value continuous learning, shared leadership, ambiguous work-life boundaries, constituents as thought partners, and boards as value ...

core  

A Quality Improvement Initiative to Standardize Pneumocystis jirovecii Pneumonia Prophylaxis in Pediatric Patients With Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric patients with extracranial solid tumors (ST) receiving chemotherapy are at an increased risk for Pneumocystis jirovecii pneumonia (PJP). However, evidence guiding prophylaxis practices in this population is limited. A PJP‐related fatality at our institution highlighted inconsistent prescribing approaches and concerns about
Kriti Kumar   +8 more
wiley   +1 more source

Secret Key Generation from Correlated Sources and Secure Link

open access: yes, 2017
In this paper, we study the problem of secret key generation from both correlated sources and a secure channel. We obtain the optimal secret key rate in this problem and show that the optimal scheme is to conduct secret key generation and key ...
Cao, Daming, Kang, Wei
core   +1 more source

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