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HOME / Seismic Performance of Long-Span Cable Trays - SMB AI-Systems & High-Speed Interconnect
Seismic Performance of Long-Span Cable Trays - SMB AI-Systems & High-Speed Interconnect [PDF]
Seismic forces for the cable trays, including the cable weights, were calculated using the nonstructural component seismic provisions of the 1994 UBC, which was the applicable design code in effect.
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The final results demonstrate the need to consider the effects of random variables in modeling assumption in seismic performance analyses of cable tray and can be further used in
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When cable trays have vertical drops of more than about 20 feet and flapping of the cables during an earthquake might cause pinching or cutting of the cables or impact with proximate fragile equipment,
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As characterized by the long distributed, generally multi-span and large mass of cable tray system, it is more vulnerable to damage and even fall during earthquakes, which has been reported...
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A performance-based optimum seismic design procedure for cable tray systems is given and verified by three studied cases.
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SEISMIC FORCES ACTING ON ELECTRICAL DISTRIBUTION SYSTEMS When subjected to an earthquake, electrical distribution systems must resist lateral and axial buckling forces, and the
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Semantic Scholar extracted view of "Performance-based optimum seismic design of cable tray system" by Siyuan Wu et al.
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The seismic performance levels of cable tray systems are presented according to current seismic design codes. A performance-based optimum seismic design procedure for cable tray
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Verify that the number, size, and voltage of cables in cable trays do not exceed that permitted by NFPA 70. Verify that communications or data-processing circuits are separated from power circuits by
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Seismic response of the cable trays and their supports are produced due to seismic excitation of the supports. These loads are usually not considered and trays are provided with expansion joints in
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This article discusses the importance of seismic resistance for cable trays, detailing when seismic braces are necessary, the factors that affect seismic resistance, and how to ensure your
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