Catenary


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catenary

[′kat·ə‚ner·ē]
(materials)
In fiberglass-reinforced plastics, a measure of the sag in an assemblage of a number of strands, which have a minimal amount of twist, at the midpoint of a specified length.
(mathematics)
The curve obtained by suspending a uniform chain by its two ends; the graph of the hyperbolic cosine function. Also known as alysoid; chainette.

Catenary

The curve assumed by a flexible uniform cable suspended freely between two points. When uniformly loaded, the curve takes the form of a parabola.

catenary

The curve formed by a flexible cord hung between two points of support.
References in periodicals archive ?
These are electric hybrid trucks manufactured by Scania and adapted, in collaboration with Siemens, to operate under the catenary system.
Research Overview This Frost & Sullivan research service titled European Rail Catenary Systems Executive Analysis of Copper Requirement for Electrification across Strategic European Markets provides an overview of key industry participants.
The LFX-300 is the ideal streetcar for downtown and historic areas, particularly those with preservation or aesthetic requirements where overhead catenary power is not feasible," Hombach added.
Less electrification equipment and maintenance means that e-Brid(TM) saves municipalities millions of dollars in capital investment and operational costs, including $1 -$2 million for every mile of catenary avoided.
Framework Agreement concerning construction services 3 000 foundations for catenary masts plus the option for foundations + concreting for other purposes in the railway sector.
Steel catenary risers and topside equipment will be installed at the Ursa platform as well as a 220-ton subsea manifold at the Crosby field.
This contract, which is valued at about $200 million, covers design engineering, procurement, installation and commissioning of the gas export pipeline, production flowlines, water injection lines and steel catenary risers.
Contract award: construction and adaptation of the catenary system in the tram network of mainzer verkehrsgesellschaft mbh project mainzelbahn.
At the end of each pipeline, steel catenary risers (SCR) were installed using the S-Lay system and laid on the seafloor.
Planning services for basic stick repair of the tramway infrastructure (railway tracks, railway crossings, turnouts, traction power supply, catenary system, catenary masts, stops, traffic lights, etc.
The project also requires McDermott to install more than 15,000 feet of steel catenary risers (SCRs).