heliostat

(redirected from heliostats)
Also found in: Dictionary.

heliostat

(hee -lee-ŏ-stat) A coelostat mirror mounted on a synchronously controlled drive mechanism so that it may reflect sunlight in a fixed direction as the Sun moves across the sky. Together with additional optical elements it is a basic component of most solar telescopes.

heliostat

[′hē·lē·ə‚stat]
(engineering)
A clock-driven instrument mounting which automatically and continuously points in the direction of the sun; it is used with a pyrheliometer when continuous direct solar radiation measurements are required.
References in periodicals archive ?
Photo 2: LightManufacturing heliostats in grassy field http://lightmanufacturingsystems.
Consisting of 50 heliostats, the heat generated by the field could bring a two litre kettle to the boil in less than five seconds.
The shading saves cooling energy, while the heliostat directs sunlight for heating and lighting into or away from the building and the adjoining park when it is most needed.
Here, the solar energy the heliostats capture is used to power their tilting trajectory as they follow the sun's brief dash across the Norwegian winter sky.
Of the five to benefit, the tariff on heliostats is set at 8.
Normally, the heliostats are arranged in concentric circles - bull's eye style - around a central tower.
9MW Gemasolar plant comprises 2,650 heliostats, or mirrors, that cover approximately 185 hectares.
The Gemasolar plant comprises 2,650 heliostats (mirrors) that stretch approximately 185 hectares.
The Ivanpah project uses mirrors called heliostats to focus the rays of the sun onto a solar receiver on top of a tower.
The demonstration was conducted with a Capstone C65 microturbine by HelioFocus and Capstone on a fixed optical tower using heliostats at the Weizmann Institute in Rehovot, Israel.
The aebeam downAE process inverts conventional tower solar tower technologies, which uses mirrors or heliostats, to direct the sunAEs rays onto a receiver at the top of a central tower, to heat a heat transfer fluid (molten salt, oil, or water), in order to generate steam, which is then used to drive a steam turbine.
Weihl said Google is looking to cut the cost of making heliostats, the fields of mirrors that have to track the sun, by at least a factor of two, "ideally a factor of three or four.