Blade, wind turbine
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2014.0409.001
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- OBJECT TYPE
- VAWT
- DATE
- 1967
- ARTIFACT NUMBER
- 2014.0409.001
- MANUFACTURER
- Dominion Aluminum Fabricating Ltd.
- MODEL
- Unknown
- LOCATION
- Mississauga, Ontario, Canada
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- Artifact is comprised of metal elements/L'objet est fait avec des éléments en métal.
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 15.0 cm
- Width
- 124.0 cm
- Height
- 1.0 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Energy-electric
- Category
- Generation
- Sub-Category
- N/A
Manufacturer
- AKA
- Dominion Aluminum
- Country
- Canada
- State/Province
- Ontario
- City
- Mississauga
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- 1967-1974
- Canada
-
This section of a blade was installed in one of the 2 turbines built by Peter South and Raj Rangi at NRC and installed on the roof of the National Aeronautics Establishment. It attracted attention of the NRC’s director, who approved South’s and Rangi’s research on wind energy and started “the golden age” of wind energy research at NRC. This installation had the side-effect of advertising the novel technology for the rest of the NRC campus. This plain visibility helped garner interest in and support for the project. Cette section de la lame de la pale éolienne était installée sur une des deux turbines mit sur le toit de l'établissement Nationale d'Aéronautiques. La pale éolienne était construite pas Peter South et Raj Rangi au NRC et a attiré le regard du directeur qui a approuvé de leur recherche et a encouragé le tout début de l'âge d'or d'énergie éolienne. L'installation a aussi provoqué une publicité pour la nouvelle technologie partout sur le campus du NRC. - Function
-
This blade was used on a test turbine to study how wind energy could be converted into electrical energy. Cette pale éolienne était utilisée sur une turbine d’essai pour étudier comment l’énergie éolienne pouvait être converti a de l’énergie électrique. - Technical
-
South and Rangi built two 3.6 m diameter turbines and installed them on the roof of the National Aeronautics Establishment building. These had simple self-starting devices based on a Savonius rotor, and simple speed-limiting devices. The blades were made in two halves, each with three straight sections rather than having a continuous curve. This was for easier manufacture and transportation. This section features spring-loaded spoilers mounted at a point mid-length on each blade. These were to act as breaks to limit the maximum speed of the rotor and prevent structural failure in high winds. They would be automatically deployed by centrifugal force when the blades reached maximum speed. For details see HA on Wind energy by S. Board. South et Rangi on construit deux turbines de 3.6 mètres en diamètres et les ont installées sur le toit de l'Établissement Aéronautique. Un rotor Savonius permettait aux turbines d'avoir un aliment de démarrage automatique pendant que d'autres figurent limitaient leur vitesse. Les lames étaient faites en deux morceaux avec trois sections étroites sur chaque aux lieux d'avoir chaque lame avec une courbe en continuité pour faciliter le processus de fabrication et aussi pour les transporter. Cette section à un divulgâcheur à ressort de rappel installer au milieu de chaque lame. Ila fonctionnait pour freiner ou limiter la vitesse maximale du rotor pour la prévention de la défaillance structurale pendant les périodes de vent fort. Les freins étaient déployés automatiquement par de la force centrifuge quand les lames atteignaient leur vitesse maximale. Cette visibilité a augmenté l'intérêt et l'appui du projet. Pour plus de détails voir le HA pour l'énergie Éolienne du Conseil D'administration S. - Area Notes
-
Unknown
Details
- Markings
- On the sticker on the top of the object/Sur l'autocollant sur le dessus de l'objet: "3) Staight piece of/ six inch chord".
- Missing
- None apparent/L'objet a toutes ces pièces.
- Finish
- A flat rectangular metal object that is painted red. It has two screw holes on one side with folded metal along its end. The artifact has a single screw hole on its other side that is filled with a silver flat head screw. A brown metal square fastener is inside the screw’s threads on the underside of the artifact. A sticker is on the top of the artifact with some handwriting on it. Un objet fait en métal en forme rectangulaire qui est peinturé rouge. Il y a deux trous pour des vises sur le côté avec du métal plier le long de son bout. L'autre côté de l'objet a un trou pour une vise qui est de couleur argent et qui est tenu en place avec un morceau de fixation en métal carré de couleur brune dans sa partie fileté sous l'artefact. Un autocollant est visible sur le dessus de l'objet avec de l'écriture à la main dessus.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Dominion Aluminum Fabricating Ltd., Blade, wind turbine, after 1967, Artifact no. 2014.0409, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/2014.0409.001/
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