Results 41 to 50 of about 2,307 (212)

Atmospheric attenuation on heliostat field

, 2022
S.2258-2264Concentrating Solar Power design is highly dependent on local solar radiation, atmospheric variables (i.e. water vapor content, aerosols concentration, etc) and wind velocity. In the special case of central receiver power plants, the impact of
Ibarra, M., Salmon, A.
core   +1 more source

Dimensioning of Heliostat Components under Wind and Gravity Load: the Map Approach [PDF]

, 2008
Estimating annual optical performance of heliostats under realistic load is computationally very expensive as complex structural deformation and ray tracing calculations are necessary. An approach is presented that vastly accelerates these calculations
Böing, Georg, Kunert, Jens, Teufel, Edgar, Buck, Reiner, Pfahl, Andreas   +4 more
core  

Autonomous light-weight heliostat with rim drives [PDF]

, 2013
Several approaches for cost reduction of heliostats, which fit well to each other, are combined to a new heliostat concept to achieve the current challenging cost objectives: The wind loads are reduced by appropriate manipulators which reduces weight and
Unterschütz, Stefan, Pfahl, Andreas, Randt, Michael, Holze, Carsten   +3 more
core   +3 more sources

Heliostat Field Layout Optimization Considering Power Generation and Layout Parameters

Energies
To explicitly illustrate the relationship between heliostat field optimization and power generation, a coupled model was established in Simulink. By optimizing the geometric layout of the heliostat field, the solar heat collection efficiency can be ...
Xiao Zhou, Zekang Dou, Jialin Sun, Chunyan Ma, Cheng Cui, Jingxue Guo, Yuchen Wang   +6 more
doaj   +1 more source

Experimental and numerical investigations of solar flux density distribution over flat plate receive

Journal of Thermal Engineering, 2020
The flux density distribution and the temperature of the receiver are important parameters to assess the net thermal energy of any Solar Power Concentrator.
Prakash GADHE, Shivalingappa SAPALİ, Govind KULKARNİ   +2 more
doaj   +1 more source

Heat Transfer Optimization in New Polygonal Collectors Influence of Thermophysics Characteristic of Nanoparticles Using Response Surface Methodology

Engineering Reports, Volume 8, Issue 3, March 2026.
Hybrid investigation of the novel parabolic trough collector influence of turbulent nanofluid flow. 3D Optimization solutions using response surface methodology. Computational fluid dynamics simulations for performance assessments of parabolic trough solar collectors.
Samaneh Baharloui, Mohammad Mohsen Peiravi, Mofid Gorji Bandpy   +2 more
wiley   +1 more source

Orbiting Carbon Observatory‐3: Preflight Spectral Calibration and Performance Evaluation

Earth and Space Science, Volume 13, Issue 3, March 2026.
Abstract The Orbiting Carbon Observatory‐3 (OCO‐3) payload was installed on the International Space Station (ISS) in May 2019. OCO‐3 is providing measurements to quantify the column average carbon dioxide dry air mole fraction (XCO2) near the ISS ground track.
R. A. M. Lee, D. Fu, R. A. Rosenberg, G. R. Keller, C. M. Roehl, G. B. Osterman, S. Yu, R. Pollock, C. W. O’Dell, D. Crisp   +9 more
wiley   +1 more source

Variation in Reflected Beam Shape and Pointing Accuracy Over Time and Heliostat Field Position

SolarPACES Conference Proceedings
Heliostats are typically constructed with fixed mirror shapes, which they move to varying angles to reflect sunlight onto a receiver.  While heliostat facet curvatures and canting angles are selected to maximize a chosen performance criterion, these ...
Randy Brost, Anthony Evans, Kevin Good, Luis Garcia Maldonado, Tristan Larkin   +4 more
doaj   +1 more source

Heliostat Surface Estimation by Image Processing [PDF]

, 2015
Solar field performance is dependent upon the ability of each heliostat to project a concentrated beam shape on the solar receiver. The specified tolerances for the heliostat surface are very tight since a deviation of even tenths of a milliradian is ...
Zisken, A., Goldberg, N.
core   +1 more source

Heliostat Innovation in Detail to Reach Challenging Cost Target [PDF]

, 2022
To be able to achieve the challenging cost targets for heliostat fields, several innovations in detail for a carousel type heliostat were developed. The resulting cost reduction and local content are estimated.
Rheinländer, Jens, Bouzekri, Hicham, Pfahl, Andreas, Krause, Andreas, Nettelroth, Vincent, Benitez, Daniel, Djidiaa, Abdelali   +6 more
core   +1 more source