Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Nadir Yilmaz"'
Publikováno v:
Energies, Vol 16, Iss 8, p 3455 (2023)
In this study, oils from various sources were subjected to pyrolysis conditions; that is, without oxidizer, as the samples were heated to 500 °C, and held at that temperature. The oils studied included: (1) heavy oil from Grassy Creek, Missouri; (2)
Externí odkaz:
https://doaj.org/article/7a13fe8f8ad44f0a85e958050edeca95
Publikováno v:
Energies, Vol 16, Iss 4, p 1606 (2023)
The production of biochar from biomass and industrial wastes provides both environmental and economic sustainability. An effective way to ensure the sustainability of biochar is to produce high value-added activated carbon. The desirable characterist
Externí odkaz:
https://doaj.org/article/f740631271c5435fa79258b1962b70b0
Publikováno v:
Energies, Vol 16, Iss 3, p 1544 (2023)
This work focuses on the occurrence and composition of flammable pyrolysis gases which can be expected from stimulation of heavy oil with superheat steam. These gases can have commodity value or be used to fire a conventional boiler to generate steam
Externí odkaz:
https://doaj.org/article/30320853ce854871ac4fdeae8c6982ac
Publikováno v:
Aerospace, Vol 10, Iss 1, p 45 (2023)
Aluminum particle ignition behavior in open atmosphere rocket propellants fires is of particular interest for preventing accidents for rockets carrying high-value payloads. For nominal motor pressures, aluminum particles oxidize to aluminum oxide in
Externí odkaz:
https://doaj.org/article/7a82eac72ce040c2ad89fec368cd941d
Publikováno v:
Applied Sciences, Vol 13, Iss 1, p 229 (2022)
The isothermal oxidation in air of high purity aluminum sheet was studied as a function of temperature using Thermogravimetric Analysis simultaneously with Differential Scanning Calorimetry (TGA/DSC). The rates and extents of oxidation were found to
Externí odkaz:
https://doaj.org/article/8ff10b3555264e5f91785dfddb5a2be4
Publikováno v:
Energies, Vol 15, Iss 22, p 8523 (2022)
Higher carbon alcohols such as n-propanol, n-butanol, and n-pentanol that can be produced from biomass can be used as alternative fuels in diesel engines. These alcohols can mix with both diesel fuel and biodiesel without any phase separation. Curren
Externí odkaz:
https://doaj.org/article/3fac809a0751435dbefca58b2b44fca4
Publikováno v:
Energies, Vol 15, Iss 17, p 6487 (2022)
There are a number of emissions produced by internal combustion engines that are regulated to limit atmospheric pollution. However, it is equally important for both environmental and human health to also monitor and control polycyclic aromatic hydroc
Externí odkaz:
https://doaj.org/article/80db934522904f7f982e5af89981db73
Publikováno v:
Energies, Vol 15, Iss 14, p 5144 (2022)
Higher alcohols can be included as a third component in biodiesel-diesel mixtures to improve fuel properties and reduce emissions. Determining the optimum concentrations of these fuels according to the purpose of engine use is important both environm
Externí odkaz:
https://doaj.org/article/af9a2e20b78a4949b3a72ac43f1c41d8
Publikováno v:
Sensors, Vol 8, Iss 12, Pp 7882-7893 (2008)
Some thermocouple experiments were carried out in order to obtain sensitivity of thermocouple readings to fluctuations in flames and to determine if the average thermocouple reading was representative of the local volume temperature for fluctuating f
Externí odkaz:
https://doaj.org/article/ac8f4e76f66e450faf7171382dfe137c
Autor:
Stephen M. Davis, Nadir Yilmaz
Publikováno v:
International Journal of Aerospace Engineering, Vol 2014 (2014)
The vacuum specific impulse, density vacuum specific impulse, and solid exhaust products were examined for several propellant formulations based on the pyrophoric material triethylaluminum (TEA) using CEA thermodynamics code. Evaluation of TEA neat a
Externí odkaz:
https://doaj.org/article/c0843cccdc9e4ea89f27a9b1a6da7801