Results 81 to 90 of about 166,217 (209)

Hot-water aquifer storage: A field test [PDF]

open access: yes
The basic water injection cycle used in a large-scale field study of heat storage in a confined aquifer near Mobile, Alabama is described. Water was pumped from an upper semi-confined aquifer, passed through a boiler where it was heated to a temperature ...
Andersen, P. F.   +2 more
core   +1 more source

Septage Management In Ohio [PDF]

open access: yes, 1995
PDF pages ...
Johnson, Jay   +2 more
core  

Solar driven lasers for power satellite applications [PDF]

open access: yes, 1980
The technological feasibility of using multimagawatt lasers for space power transmission is discussed. Candidate lasers include electric discharge lasers, direct optically pumped lasers, and free electron ...
Cassady, P., Klosterman, E., Taussio, R.
core   +1 more source

Management of Biesboch reservoirs for quality control with special reference to eutrophication [PDF]

open access: yes, 1992
The three Biesbosch Reservoirs are pumped storage reservoirs, fed with rather polluted and highly eutrophic water from the River Meuse. Air injection at the bottom of the reservoirs prevents thermal stratification, which would otherwise result in serious
Oskam, G., van Breemen, L.
core  

Groundwater resilience to climate change in Africa [PDF]

open access: yes, 2012
In Africa, groundwater is the major source of drinking water and its use for irrigation is forecast to increase substantially to combat growing food insecurity. Climate change along with rapid population growth are likely to impact all water resources,
MacDonald, Alan
core  

Groundwater Resources in the Saline Valley Conservancy District, Saline and Gallatin Counties, Illinois [PDF]

open access: yes, 1981
published or submitted for publicationis peer ...
Poole, Vickie L., Sanderson, Ellis W.
core  

3D Compressible Flow Analysis of an Ultra-High-Head Pumped Storage Unit with Water Conveyance System at Maximum Pumping Head

open access: yesEnergies
Severe pressure pulsations caused by complex flow fields in pumped-storage power stations significantly threaten operational safety and stability. With advances in computational technology, fully three-dimensional simulations coupling pipelines and pump ...
Zhixing Li   +5 more
doaj   +1 more source

Atomic hydrogen storage method and apparatus [PDF]

open access: yes, 1980
Atomic hydrogen, for use as a fuel or as an explosive, is stored in the presence of a strong magnetic field in exfoliated layered compounds such as molybdenum disulfide or an elemental layer material such as graphite.
Woollam, J. A.
core   +1 more source

Low Carbon technology in the Distribution Network [PDF]

open access: yes, 2018
Každý rok mají obnovitelné zdroje větší dopad a více pronikají do distrubučních sítí. Tato diplomová práce podrobně popisuje tři nejčastěji využívané obnovitelné zdroje energie v současnosti - solární, větrnou a vodní.
Miljkovic Nikola
core  

Transient Damping of Virtual Synchronous Generator for Enhancing Synchronization Stability During Voltage Dips

open access: yesCES Transactions on Electrical Machines and Systems
Virtual synchronous generators (VSGs) are widely introduced to the renewable power generation, the variable-speed pumped storage units, and so on, as a promising grid-forming solution.
Shitao Sun   +6 more
doaj   +1 more source

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