Results 51 to 60 of about 13,515,191 (202)

Polyisoprene  single-wall carbon nanotube composites synthesized under high pressure

open access: yes, 2008
The mechanical and thermal properties of high-pressure-synthesized composites of polyisoprene (PI) and single-walled carbon nanotubes (SWCNTs) (1 wt%) have been measured using a tensile tester and the transient hot-wire method.
Yu, Junchun,   +2 more
core   +1 more source

Thermodynamic Analysis of Heat Absorption Temperature Difference of Supercritical CO2 Recompression Cycle

open access: yes发电技术
ObjectivesTo reduce the amount of molten salt in molten salt thermal energy storage tower-type solar thermal power generation systems, it is necessary to increase the heat absorption temperature difference of supercritical CO2, thereby enhancing the heat
ZHEN Xiaofei, ZHANG Li, ZHANG Yongheng
doaj   +1 more source

Electrovacuum heating elements

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2019
Improving the efficiency of heat supply systems for buildings and structures in the current trends in the global development of energy saving cannot be fully realized without the introduction of high-tech and low-energyintensive electrical equipment ...
А.Д. Мехтиев   +3 more
doaj   +1 more source

Matrix modeling and condition diagnostics of high pressure regenerative heaters

open access: yesVestnik IGEU
Increasing the efficiency of heat exchangers is a promising area of energy saving, which is one of the priority areas of the development of science, engineering, and technology in the Russian Federation. Improvement of heat and mass transfer in regenerative heaters and condensers of turbine units of thermal power plants can significantly increase the ...
V.P. Zhukov   +4 more
openaire   +1 more source

High pressure chemical engineering : proceedings of the 3rd International Symposium on High Pressure Chemical Engineering, Zürich, Switzerland, October 7-9, 1996 /

open access: yes, 1996
This present volume contains the text of all contributions (oral and posters), except for the four invited papers, which were presented at the 3rd International Symposium on High Pressure Chemical Engineering on October 7-9, 1996.
Trepp, Ch.   +2 more
core  

High-latitude observations of impulse-driven ULF pulsations in the ionosphere and on the ground [PDF]

open access: yes, 2003
International audienceWe report the simultaneous observation of 1.6?1.7 mHz pulsations in the ionospheric F-region with the CUTLASS bistatic HF radar and an HF Doppler sounder, on the ground with the IMAGE and SAMNET magnetometer arrays, and in the ...
Menk, F. W.   +14 more
core   +2 more sources

Re-design High Pressure Heater (HPH) 5 pada Perusahaan Pembangkit Tenaga Listrik

open access: yesJurnal Teknik ITS, 2013
Boiler merupakan komponen utama yang ada pada pembangkit. Jika terjadi penurunan efisiensi pada boiler, maka listrik yang dihasilkan juga menurun. Berbagai cara  dilakukan untuk meningkatkan efisiensi dari boiler, salah satunya adalah menggunakan High ...
Devia Gahana Cindi Alfian   +1 more
doaj  

Pyrotechnic heater setup as a calorimeter: Micro- vs. nano- Mg/Fe2O3 thermites

open access: yesMATEC Web of Conferences, 2018
Combustion of thermite composition Mg/Fe2O3 with micron- and nano-sized components was studied in pyrotechnic heater setup. Pressed charges were burned out in hermetic steel tubes with simultaneous pressure and temperature registration.
Monogarov Konstantin   +4 more
doaj   +1 more source

High-pressure behavior and pressure-driven phase transitions in hydrated borates [PDF]

open access: yes, 2022
Hydrated borates (e.g., colemanite, ulexite, kernite and borax) are the most common ore minerals of boron, an important geochemical marker, in particular in pegmatitic and granitic systems, for petrogenetic processes and a strategic element in a series ...
Hanfland M, Gatta G. D., Comboni D.
core  

How Does Turbo Heater 3 Work?

open access: yes, 2021
People are uncommon inventive creatures; they can recognize issues and proffer durable answers for them. For example, it's colder time of year and you're cold, so you wrap the cover over you.
Turbo Heater 3
core   +1 more source

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