Results 31 to 40 of about 2,795,262 (398)

Operating Limits for Ammonia Fuel Spark-Ignition Engine

open access: yesEnergies, 2021
The objective of this paper is to provide new data about the possibility of using ammonia as a carbon-free fuel in a spark-ignition engine. A current GDI PSA engine (Compression Ratio 10.5:1) was chosen in order to update the results available in the ...
C. Mounaïm-Rousselle   +3 more
semanticscholar   +1 more source

Bath Engineering Enhanced Quantum Critical Engines

open access: yesEntropy, 2022
Driving a quantum system across quantum critical points leads to non-adiabatic excitations in the system. This in turn may adversely affect the functioning of a quantum machine which uses a quantum critical substance as its working medium. Here we propose a bath-engineered quantum engine (BEQE), in which we use the Kibble–Zurek mechanism and critical ...
Revathy B.S   +2 more
openaire   +4 more sources

Numerical analysis of a downsized 2-stroke uniflow engine [PDF]

open access: yes, 2014
In order to optimize the 2-stroke uniflow engine performance on vehicle applications, numerical analysis has been introduced, 3D CFD model has been built for the optimization of intake charge organization.
Freeland, P   +4 more
core   +1 more source

Analysis of vibration and acoustic signals for noncontact measurement of engine rotation speed [PDF]

open access: yes, 2020
The non-contact measurement of engine speed can be realized by analyzing engine vibration frequency. However, the vibration signal is distorted by harmonics and noise in the measurement.
Martinek, Radek   +4 more
core   +1 more source

Study on Overall Parameter and Performance Analysis of Different Configurations for Civil Turbofan Engine

open access: yesHangkong gongcheng jinzhan, 2018
In order to improve the competitiveness, optimizing the fuel economy and competitiveness of civil turbofan engines is becoming the research highlights recently.
Xue Bingjing, Li Hualei, Tan Zhiyong
doaj   +1 more source

Google Earth Engine Applications

open access: yesRemote Sensing, 2019
The Google Earth Engine (GEE) is a cloud computing platform designed to store and process huge data sets (at petabyte-scale) for analysis and ultimate decision making [...]
O. Mutanga, L. Kumar
semanticscholar   +1 more source

Numerical Investigation of the Effect of Hub Gaps on the 3D Flows Inside the Stator of a Highly Loaded Axial Compressor Stage

open access: yesEnergies, 2022
Both the compressor performance and the 3D flows inside the stator passage are significantly impacted by the stator hub gap. The interplay between leakage flow and corner separation within a cantilevered stator of a highly loaded, low-speed axial ...
Guangfeng An   +5 more
doaj   +1 more source

A high-speed search engine pLink 2 with systematic evaluation for proteome-scale identification of cross-linked peptides

open access: yesNature Communications, 2019
We describe pLink 2, a search engine with higher speed and reliability for proteome-scale identification of cross-linked peptides. With a two-stage open search strategy facilitated by fragment indexing, pLink 2 is ~40 times faster than pLink 1 and 3~10 ...
Zhenlin Chen   +15 more
semanticscholar   +1 more source

Selection of Parameters for 3D Finite-volume Mesh for CFD Simulation of Axial Turbines

open access: yesMATEC Web of Conferences, 2018
This article describes the second part of the global work done by the authors aimed at finding the best settings for a numerical model for calculations of axial uncooled turbines using the RANS approach.
Popov Grigorii   +5 more
doaj   +1 more source

Research on drivability control in P2.5 hybrid system

open access: yesEnergy Reports, 2021
The control of drivability in this paper contains the clutch start, the engine and motor anti-jerk control during tip in and tip out. First, the fast clutch start is divided into five phases as well as the smooth clutch start: the gear selection phase ...
Junchao Jing   +5 more
doaj   +1 more source

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