Results 11 to 20 of about 1,192,898 (301)

Discovery of an Energetic Pulsar Associated with SNR G76.9+1.0 [PDF]

open access: yes, 2011
We report the discovery of PSR J2022+3842, a 24 ms radio and X-ray pulsar in the supernova remnant G76.9+1.0, in observations with the Chandra X-ray telescope, the Robert C. Byrd Green Bank Radio Telescope, and the Rossi X-ray Timing Explorer (RXTE). The
Arzoumanian, Z.   +5 more
core   +3 more sources

Conditions for profitable operation of P2X energy hubs to meet local demand with energy market access

open access: yesAdvances in Applied Energy, 2023
This paper analyzes the operation of an energy hub on a community level with an integrated P2X facility and with access to energy markets. In our case, P2X allows converting power to hydrogen, heat, methane, or back to power.
Yi Wan   +5 more
doaj   +1 more source

Mapping Bio-CO2 and Wind Resources for Decarbonized Steel, E-Methanol and District Heat Production in the Bothnian Bay

open access: yesEnergies, 2021
Hydrogen is a versatile feedstock for various chemical and industrial processes, as well as an energy carrier. Dedicated hydrogen infrastructure is envisioned to conceptualize in hydrogen valleys, which link together the suppliers and consumers of ...
Hannu Karjunen   +2 more
doaj   +1 more source

Power-to-X Electroscrubbing Parameter Analysis for Biogas Desulfurization

open access: yesSSRN Electronic Journal, 2022
A new power-to-X desulfurization technology has been examined. The technology uses only electricity to oxidize the hydrogen sulfide (H2S) found in biogas to elemental sulfur. The process works by using a scrubber where the biogas comes into contact with a chlorine containing liquid. This process is capable of removing close to 100% of H2S in biogas. In
Borgquist, Sebastian   +7 more
openaire   +3 more sources

Integration of water electrolysis facilities in power grids: A case study in northern Germany

open access: yesEnergy Conversion and Management: X, 2022
This work presents a study of the effects that integration of electrolysis facilities for Power-to-X processes have on the power grid. The novel simulation setup combines a high-resolution grid optimization model and a detailed scheduling model for ...
Julian Bartels   +4 more
doaj   +1 more source

Onshore, offshore or in-turbine electrolysis? Techno-economic overview of alternative integration designs for green hydrogen production into Offshore Wind Power Hubs

open access: yesRenewable and Sustainable Energy Transition, 2021
Massive investments in offshore wind power generate significant challenges on how this electricity will be integrated into the incumbent energy systems.
Alessandro Singlitico   +2 more
doaj   +1 more source

Spectral evidence for a powerful compact jet from XTE J1118+480 [PDF]

open access: yes, 2001
We present observations of the X-ray transient XTE J1118+480 during its Low/Hard X-ray state outburst in 2000, at radio and sub-millimetre wavelengths with the VLA, Ryle Telescope, MERLIN and JCMT.
Deane, J. R.   +6 more
core   +2 more sources

High Temperature Co‐electrolysis for Power‐to‐X [PDF]

open access: yesChemie Ingenieur Technik, 2019
AbstractHigh temperature solid oxide cells are attractive electrochemical reactors to perform simultaneous reduction of steam and CO2 into syngas with the possibility of delivering a tailored composition to downstream processes. The main thermodynamic considerations, performance and impedance curves of electrolyte supported cells in co‐electrolysis are
Amaya Duenas, Diana Maria   +4 more
openaire   +1 more source

The Possible Roles of Wastewater Treatment Plants in Sector Coupling

open access: yesEnergies, 2020
The development of a power system based on high shares of renewable energy sources puts high demands on power grids and the remaining controllable power generation plants, load management and the storage of energy. To reach climate protection goals and a
Michael Schäfer   +2 more
doaj   +1 more source

Techno-Economic Analysis of Power to Ammonia Production [PDF]

open access: yesE3S Web of Conferences
This study introduces a novel methodology for conducting a techno-economic analysis of green ammonia production using mathematical models that meticulously parameterize plant units and technical specifications. The approach involves two key steps: first,
Djire All-Fousseni   +4 more
doaj   +1 more source

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