Results 21 to 30 of about 1,357,085 (312)

Energiezukünfte für Power-to-X-Technologien

open access: yesTATuP – Zeitschrift für Technikfolgenabschätzung in Theorie und Praxis, 2019
In Power-to-X-Technologien (P2X) in Form von synthetischen Kraft- und Brennstoffen für die Energie- und Verkehrswende werden große Hoffnungen gesetzt, ob als Lösung für den Umgang mit der Volatilität der erneuerbaren Energien oder als Kraftstoffe für den
Julia Epp, Theresa Pfaff
doaj   +1 more source

Taking a Shortcut: Direct Power-to-X Conversion

open access: yesFrontiers in Energy Research, 2020
Power-to-X technologies provide avenues to help de-fossilize a range of large-scale technologies in the mobility, manufacturing, chemical, as well as energy delivery industries. This relates to energy carriers such as hydrogen and hydrocarbons as well as
Zetian Mi, Volker Sick
doaj   +1 more source

Feasibility Analysis of EV+X Storage to Support Power System Frequency [PDF]

open access: yesE3S Web of Conferences, 2021
With the fast growth of renewable energy generation, the power system faces the challenge of low inertia. Lower system inertia makes it more challenging to keep the frequency stable, and the conventional frequency response mechanism is not capable of ...
Deng Zhe, Wang Zengping, Li Ran
doaj   +1 more source

Review of Power-to-X Demonstration Projects in Europe

open access: yesFrontiers in Energy Research, 2020
At the heart of most Power-to-X (PtX) concepts is the utilization of renewable electricity to produce hydrogen through the electrolysis of water. This hydrogen can be used directly as a final energy carrier or it can be converted into, for example ...
Christina Wulf   +2 more
doaj   +1 more source

Effects of power electronics devices on the energy quality of an administrative building [PDF]

open access: yes, 2019
This paper proposes the analysis of the effects of power electronics devices on the energy quality of an administrative building. For the study a method is applied that allows the analysis of the main problems of energy quality such as voltage ...
Gómez Sarduy, Julio R.   +21 more
core   +1 more source

Research and Design of an X-Band UHF Power Amplifier

open access: yes, 2022
Introduction. A method for designing power amplifiers for use in the transmitting channels of X-band transceiver modules is investigated. The design process was aimed at optimizing the relationship between the basic amplifier characteristics, including ...
Thanh Thuy Thi Dang   +4 more
core   +1 more source

A Review of Projected Power-to-Gas Deployment Scenarios

open access: yesEnergies, 2018
Technical, economic and environmental assessments of projected power-to-gas (PtG) deployment scenarios at distributed- to national-scale are reviewed, as well as their extensions to nuclear-assisted renewable hydrogen.
Valerie Eveloy, Tesfaldet Gebreegziabher
doaj   +1 more source

Power-to-Green Methanol via CO2 Hydrogenation—A Concept Study including Oxyfuel Fluidized Bed Combustion of Biomass

open access: yesEnergies, 2021
A revolution of the global energy industry is without an alternative to solving the climate crisis. However, renewable energy sources typically show significant seasonal and daily fluctuations.
Simon Pratschner   +3 more
doaj   +1 more source

Importance of graphitization catalyst deposition for the structure development of nanoscale hybrid amorphous/graphitic carbon

open access: yesCarbon Trends
: Graphitic and mesoporous carbon materials combine two interesting features from an engineering point of view, allowing for fast heat and mass transport.
Pierre Cautaerts   +3 more
doaj   +1 more source

Power-to-Hydrogen and Hydrogen-to-X : system Analysis of the techno-economic, legal, and regulatory conditions

open access: yes, 2021
P2X pathway definitions has the aim to clarify terminologies that are often used but with different meanings or intentions which leads to misunderstanding and ambiguity.
Funez, C.   +8 more
core  

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