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molten salt thermal energy storage (TES). This paper describes the development of an engineering economic model that directly … compares the performance, cost, and profit of a 110-MW parabolic trough CSP plant operating with a TES system, natural gas … solar field area was selected to provide the lowest levelized cost of energy (LCOE). Using TES instead of a natural gas …
Persistent link: https://www.econbiz.de/10011044239
Parabolic-trough (PT) concentrated solar power (CSP) plants are very vulnerable to daily fluctuations in solar radiation. This dependence can be mitigated through a hybridization of solar energy with natural gas based heaters that supply thermal energy during the night or whenever solar...
Persistent link: https://www.econbiz.de/10011116492
$ of ISCCS-67 capital cost supplied by the international environmental organizations such as Global Environmental …
Persistent link: https://www.econbiz.de/10010806640
This paper describes a low cost method for mass-production of parabolic surfaces with fibreglass. Cavities produced … longitudinal and transverse directions, to increase rigidity. This produces a low-cost high-rigidity structure that is an accurate … (mean value). The inside surface where the reflector is fixed is manufactured to a high degree of surface finish. The cost …
Persistent link: https://www.econbiz.de/10011044176
from the parabolic trough solar collector. This moderate temperature difference allows the use of low cost materials and … development works with a low charged pressure of 7 bar and uses air as a working fluid. The Beta-type Stirling engine is designed … performance on par with the high temperature operations with more simple and less costly development. …
Persistent link: https://www.econbiz.de/10011044641
allows predicting the levelized electricity cost (LEC) as a function of plant configuration and location. The results … indicate that the plants can produce dispatchable electricity at a cost that is competitive and inversely proportional to …
Persistent link: https://www.econbiz.de/10011044658
This paper describes gas turbine/solar trough hybrid designs that achieve a solar contribution greater than 50% and increase the solar-to-electric efficiency while reducing gas heat rate. Two conceptual designs are explored: (1) integrating gas turbines with conventional oil heat-transfer-fluid...
Persistent link: https://www.econbiz.de/10011045627
Renewable energy sources and especially solar energy may be the answer to the increasing demand for energy, leading to the reduction of fossil fuel consumption and its associated negative environmental impact. An attractive solution to this problem could be the combination of renewable and...
Persistent link: https://www.econbiz.de/10011045959
The effect of an internal air void on the heat transfer phenomenon within encapsulated phase change material (EPCM) is examined. Heat transfer simulations are conducted on a two dimensional cylindrical capsule using sodium nitrate as the high temperature phase change material (PCM). The effects...
Persistent link: https://www.econbiz.de/10011208703
The anthropogenic silver cycle shows the global material flows of silver on an annual basis. Beginning with mine supply the silver flows in various end use sectors. It is either stored as part of the above ground silver reserves or gets consumed and recycled or dissipates on landfills or with...
Persistent link: https://www.econbiz.de/10010805516