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Solar Thermal Collector performance testing utilizes the term stagnation temperature to indicate the maximum achievable collector temperature with a stagnant fluid ( no motion ), an ambient temperature of 30C, and incident solar radiation of 1000W / m ^ 2.
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Solar and Thermal
Unlike Photovoltaic technologies that often degrade under concentrated light, Solar Thermal depends upon light concentration that requires a clear sky to reach suitable temperatures.
A single solar dish-Stirling engine installed at Sandia National Laboratories National Solar Thermal Test Facility produces as much as 25 kW of electricity, with a conversion efficiency of 31. 25 %.
* Assessment of the World Bank / GEF Strategy for the Market Development of Concentrating Solar Thermal Power
The viability of various trips using Solar Thermal propulsion was investigated by Gordon Woodcock and Dave Byers in 2003
* Solar Thermal Propulsion for Small Spacecraft-Engineering System Development and Evaluation ( 2005 )
* Pratt & Whitney Rocketdyne Wins $ 2. 2 Million Contract Option for Solar Thermal Propulsion Rocket Engine ( Press release, June 25, 2008, Pratt & Whitney Rocketdyne )
Other experiments onboard STS-72 included the Shuttle Solar Backscatter Ultraviolet Experiment ( SSBUV-8 ) ( previously flown on STS-34, STS-41, STS-43, STS-45, STS-56, STS-62 and STS-66 ), EDFT-03, Shuttle Laser Altimeter Payload ( SLA-01 / GAS ( 5 )), VDA-2, National Institutes of Health NIH-R3 Experiment, Space Tissue Loss Experiment ( STL / NIH-C ), Pool Boiling Experiment ( PBE ) ( hardware previously flown on STS-47, STS-57 and STS-60 ) and the Thermal Energy Storage ( TES-2 ) experiment ( previously flown on STS-69 ).
The Solar Keymark was developed by the European Solar Thermal Industry Federation ( ESTIF ) and CEN ( European Committee for Standardisation ) in close co-operation with leading European test labs and with the support of the European Commission.
Solar and Collector
* Solar Collector ( sculpture ), an interactive light art installation in Cambridge, Ontario, Canada
Solar and performance
This version featured Solar Yellow brake calipers, body-color grille, solar-tinted sunscreen glass, liftgate mounted spoiler, 17-inch all-season performance tires, four-wheel anti-lock brakes with low-speed traction control, speed control, and a sport suspension.
The objective of Sewer Shark is to travel all the way from the home base to Solar City without crashing or running out of energy, and while maintaining a satisfactory level of performance as judged by Ghost and Commissioner Stenchler.
Solar and testing
One such collector now has European Solar Keymark accreditation, following extra durability testing.
Performance testing by Florida Solar Energy Center conclusively proved that the increase in temperature at the hottest part of the day was no more than about 5 degrees F. In fact, this study showed that radiant barrier had the potential to decrease the roof temperature once the sun went down because it was preventing the heat loss through the roof.
The Solar Keymark Association is an official quality mark of the European Committee for Standardization ( CEN ), developed with ESTIF to overcome the varying testing and certification requirements in different EU countries.
The certification body is the organisation responsible for awarding Solar Keymark certificates and the test lab is the organisation responsible for all the testing.
At 2008 spring's IEEE Photovoltaic Specialists ' Conference ( PVS ' 08 ), John Wohlgemuth, staff scientist at BP Solar, reported that his company has qualified modules based on 0. 180 mm thick wafers and is testing processes for 0. 16 mm wafers cut with 0. 1 mm wire.
Solar and term
Thus the term asteroid has come increasingly to refer specifically to the small bodies of the inner Solar System out to the orbit of Jupiter, which are usually rocky or metallic.
This article will restrict the use of the term ' asteroid ' to the minor planets of the inner Solar System.
In most common usage, the term is used for the approximately circular depression in the surface of a planet, moon or other solid body in the Solar System, formed by the hypervelocity impact of a smaller body with the surface.
In popular culture, and even among some astronomers, Planet X has become a stand-in term for any undiscovered planet in the outer Solar System, regardless of its relationship to Lowell's hypothesis.
The term " Trojan " has come to be used more generally to refer to other small Solar System bodies with similar relationships to larger bodies: for example, there are both Mars Trojans and Neptune Trojans, and Saturn has Trojan moons.
On other Solar System bodies such as Mercury, Mars, and the Moon, the Latin term rupes is used for an escarpment.
While the name is always applied to small bodies during the process of planet formation, some scientists also use the term planetesimal as a general term to refer to many small Solar System bodies-such as asteroids and comets-which are left over from the formation process.
* Solar variation, the sum of all the periodic and aperiodic solar fluctuations ; what is typically referred to when the term " solar activity " is used unqualified
The term has also been used to refer to other structures used for experimental purposes, such as the Solar Tower Atmospheric Cherenkov Effect Experiment ( STACEE ), which is being used to study Cherenkov radiation, and the Weizmann Institute solar power tower.
However, the term has also been used loosely to describe similar structures on a number of planets in the Solar System, including Mars, Venus, and on a number of moons.
By the end of the 19th century the word planet, though it had yet to be defined, had become a working term applied only to a small set of objects in the Solar System.
* Solar sunroof Solar sunroofs actually are made of glass, which unlike the proper moonroof terminology standards have an inlaid photovoltaic solar insert, or solar panel, making the glass totally opaque ( thus allowing the proper term ' sunroof ').
The term is first used when the advent of détente opens the possibility of the Shaper and Mechanist factions coexisting harmoniously ; a splintered posthuman settlement of the Solar System.
Some definitions of the term planet require a planet to have formed in the same way as the planets in our Solar System did, by secondary accretion in a protoplanetary disk.
Colonies in the outer Solar System could also serve as centers for long term investigation of the planet and the other moons.
The studies also included recommendations for a solar probe ( see also Solar Probe Plus ), nuclear thermal technology, solar sail probe, 20 AU / year probe, and a long term vision of a 200 AU / year probe to the star Epsilon Eridani.
This legendary dynasty was descended from the moon ( soma or chandra ), while the other principal houses, the Solar Dynasty ( Suryavanshi ) claims descent from the sun ( surya ) and the Agnivanshi claim to have been born to the fire-god Agni, with the term vansh referring to descent.
1.186 seconds.