Results 11 to 20 of about 1,376,628 (292)

Docosahexaenoic acid (DHA) production by Aurantiochytrium limacinum using cassava pulp hydrolysate as an alternative low-cost carbon source

open access: yesFrontiers in Marine Science, 2022
Cost of nutrients is one of the major contributors to the production cost of docosahexaenoic acid (DHA) by thraustochytrids, and this remains the main challenge for economical and sustainable production of DHA. In the present study, cassava pulp (CP) was
Uyun Nurul Aini   +7 more
doaj   +1 more source

Hydrogen photo-production by mixotrophic cultivation of chlamydomonas reinhardtii: Interaction between organic carbon and nitrogen [PDF]

open access: yes, 2014
Hydrogen photo-production by a wild type and two engineered strains of Chlamydomonas reinhardtii was investigated. Growth rate values and hydrogen yields attained as the concentration of acetate and nitrogen vary were compared.
Altimari, Pietro   +4 more
core   +1 more source

How Close We Are to Achieving Commercially Viable Large-Scale Photobiological Hydrogen Production by Cyanobacteria: A Review of the Biological Aspects

open access: yesLife, 2015
Photobiological production of H2 by cyanobacteria is considered to be an ideal source of renewable energy because the inputs, water and sunlight, are abundant. The products of photobiological systems are H2 and O2; the H2 can be used as the energy source
Hidehiro Sakurai   +3 more
doaj   +1 more source

Carbon-Supported High-Loading Sub-4 nm PtCo Alloy Electrocatalysts for Superior Oxygen Reduction Reaction

open access: yesNanomaterials, 2023
Increasing the loading density of nanoparticles on carbon support is essential for making Pt-alloy/C catalysts practical in H2-air fuel cells. The challenge lies in increasing the loading while suppressing the sintering of Pt-alloy nanoparticles.
Linlin Xiang   +4 more
doaj   +1 more source

Electrolyzer array alternate control strategy considering wind power prediction

open access: yesEnergy Reports, 2022
Non grid connected wind power hydrogen production technology is of great significance for the large-scale comprehensive utilization of hydrogen energy and accelerating the development of clean energy.
Yuyang Zhao   +4 more
doaj   +1 more source

Hydrogen Production

open access: yes, 2010
Possible means of producing hydrogen are discussed. Emphasis is given on the electrolytic hydrogen production from water electrolysis, at large scale, via the use of renewable electricity (solar, wind, tidal, etc.). Its storage, transport and possible end-uses are also considered. Discutem-se processos de obtenção de hidrogénio.
Sequeira, César A. C.   +1 more
  +6 more sources

Autothermal Reforming of Methane with Integrated CO2 Capture in a Novel Fluidized Bed Membrane Reactor. Part 2 Comparison of Reactor Configurations [PDF]

open access: yes, 2008
The reactor performance of two novel fluidized bed membrane reactor configurations for hydrogen production with integrated CO2 capture by autothermal reforming of methane (experimentally investigated in Part 1) have been compared using a phenomenological
Gallucci, F.   +2 more
core   +4 more sources

Research on the hydrogen production performance of cryogenic hydrogen-producing bacteria XY-18 at low temperature conditions

open access: yes上海师范大学学报. 自然科学版, 2022
In this paper, the hydrogen-producing bacteria XY-18 and hydrogen-producing bacteria XY-72 were used to carry out hydrogen-producing experiments at the temperature of 20℃.
XU Ye   +5 more
doaj   +1 more source

Ultra-short-term wind power prediction based on PVMD-ESMA-DELM

open access: yesEnergy Reports, 2022
The non-linearity and non-stationarity of wind power data have brought great challenges to the safe operation of the power system. It is particularly important to effectively improve the accuracy of ultra-short-term prediction of wind power.
Guoqing An   +5 more
doaj   +1 more source

Assessment of Technological Path of Hydrogen Energy Industry Development: A Review [PDF]

open access: yesIranica Journal of Energy and Environment, 2021
Hydrogen energy has the advantages of low carbon and cleanliness, high energy density, and high conversion efficiency; it is expected to play a pivotal role in Eastern Asia and the MENA region’s energy transition.
N. Norouzi
doaj   +1 more source

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