Results 1 to 10 of about 4,482,608 (231)

Simultaneous Determination of 14 Organic Pollutants in Water by Direct Injection-Ultra High Performance Liquid Chromatography Tandem Mass Spectrometry [PDF]

Zhipu Xuebao, 2022
There are many types of organic pollutants in water, which exert great threat to human health. Developing highly efficient and precise quantification method for their detections is very important. The acrylamide, bentazone, 2,4-D, dimethoate, picric acid,
YE Yan-hui, LIU Yang-chun, WANG Dong-xia, ZHAO Hong-lei, GUO Wei   +4 more
doaj   +1 more source

Numerical Comparative Study on the In-Cylinder Mixing Performance of Port Fuel Injection and Direct Injection Gas-Fueled Engine

Energies, 2022
In recent decades, research on alternative fuel engines is becoming more and more popular. Compressed natural gas (CNG) has the advantages of abundant reserves and a lower cost.
Tianbo Wang, Lanchun Zhang, Li Li, Jiahui Wu, Hongchen Wang   +4 more
doaj   +1 more source

Experimental and CFD Investigation of Fuel Mixing in an Optical-Access Direct-Injection NG Engine and Correlation with Test Rig Combustion and Performance Data

Energies, 2023
The present paper is the result of a cooperation between Politecnico di Torino and AVL List Gmbh within a recent collaborative research project funded by the EC.
Daniela Misul, Mirko Baratta, Jiajie Xu, Alois Fuerhapter, Rene Heindl   +4 more
doaj   +1 more source

Drive Control Experimental Studies on the Injection Characteristics of a Self-Pressurized Injector

IEEE Access, 2021
As a miniaturized direct-injection (DI) solution, a self-pressurized injector is of great significance for small aviation piston engines, such as the spark-ignited two-stroke heavy-fuel engines.
Haocheng Ji, Minxiang Wei, Rui Liu, Cheng Chang   +3 more
doaj   +1 more source

Assistenzsystem für den teilflächenspezifischen Einsatz von Herbiziden

Julius-Kühn-Archiv, 2020
Die teilflächenspezifische Applikation von Herbiziden zur Unkrautbekämpfung ist ein Ansatz, mit dem eine Reduktion und Spezifikation angewendeter Pflanzenschutzmittel und somit eine umweltschonendere und nachhaltigere Agrarproduktion möglich wird.
Pohl, Jan-Philip, Hörsten, Dieter von, Wegener, Jens Karl, Golla, Burkhard, Karpinski, Isabella, Rajmis, Sandra, Sinn, Christoph, Nordmeyer, Henning, Wellhausen, Christina, Kleinhenz, Benno, Herrmann, Marco, Dunekacke, Hilmar, Matthiesen, Asmus, Bargen, Frank von, Jahncke, Daniel, Feise, Dirk, Röhrig, Manfred, Sander, Reinhard   +17 more
doaj   +1 more source

Special Features of the Hydrogen-Diesel Engine Working Process

Механика машин, механизмов и материалов, 2022
The works related to the research of the problems and prospects of a hydrogen-fueled reciprocating engine, published so far, mainly relate to the use of hydrogen in spark-ignition engines.
Tamaz M. Natriashvili, Revaz Z. Kavtaradze   +1 more
doaj   +1 more source

Numerical Prediction on In-Cylinder Mixture Formation and Combustion Characteristics for SIDI Engine Fueled with Hydrogen: Effect of Injection Angle and Equivalence Ratio

Energies, 2023
Although their ease of transport, storage, and use makes hydrocarbon fuels dominant in commercial energy systems, the emission of harmful gases, including greenhouse gases, is a fatal disadvantage.
Sehyun Oh, Jungsoo Park
doaj   +1 more source

Quantitative analysis of vapor concentration in unsteady evaporating gasoline spray with LIEF method (2nd Report：Analysis of mixture-liquid two-phase characteristics)

Nihon Kikai Gakkai ronbunshu, 2020
This paper reports the quantitative analysis of vapor concentration in the mixture-liquid two-phase region with Laser Induced Exciplex Fluorescence（LIEF）for the unsteady evaporating gasoline type spray.
Dai MATSUDA, Eriko MATSUMURA, Jiro SENDA
doaj   +1 more source

Quantitative analysis of vapor concentration in unsteady evaporating gasoline spray with LIEF method

Nihon Kikai Gakkai ronbunshu, 2020
This paper reports the quantitative method of vapor concentration in unsteady evaporating gasoline type spray with Laser Induced Exciplex Fluorescence（LIEF）.
Dai MATSUDA, Eriko MATSUMURA, Jiro SENDA
doaj   +1 more source

Theoretical study of the effect of hydrogen addition to natural gas-fueled direct-injection engines [PDF]

Hydrogen, Fuel Cell & Energy Storage, 2014
The preparation of air–fuel mixture is considerably dependent on fluid flow dynamics to achieve improved performance, efficiency, and engine combustion in the appearance of flow.
Javad Zareei, Faizal Mahmood, Shahrir Abdullah   +2 more
doaj   +1 more source