نتایج جستجو برای: structural cable
تعداد نتایج: 406477 فیلتر نتایج به سال:
in this paper a performance analysis is presented for a cable-suspended parallel manipulator. experimental results from some first tests are presented and discussed to validate the theoretical calculation of load carrying capacity. the load-carrying capacity during a given trajectory is obtained. this computational technique is tested on a typical planar cable suspended manipulator. the experim...
The purpose of this study was to assess the removability and biological reactivity of an ultrahigh molecular weight polyethylene (UHMWPE) fiber cable as a new biomaterial for osteosynthesis. We used a pull-out test and an implantation test to analyze the performance of the UHMWPE fiber cable using a dog model, and compared its characteristics with those of a wire cable and a soft wire. In the p...
We initiate the algorithmic study of an important but NP hard problem that arises commonly in network design The input consists of An undirected graph with one sink node and multiple source nodes a speci ed length for each edge and a speci ed demand demv for each source node v A small set of cable types where each cable type is speci ed by its capacity and its cost per unit length The cost per ...
A tri-axial HTS power cable has been proposed and developed to reduce the number of HTS wires because it has copper shield instead of HTS shield. However, it has a drawback which is an inherent imbalance problem due to an asymmetry configuration in the cable. The authors designed a 22.9 kV/50 MVA class tri-axial HTS cable. The inherent imbalance problem of the three-phase currents in the tri-ax...
Seafloor observation system using the underwater cable is one of the most reliable ways to provide high-speed data transmission and continuous power feeding to underwater devices. Recent evolution in the optical submarine cable and Internet technology make it possible to develop a versatile scientific submarine cable network. IEEE OES (Institute of Electrical and Electronics Engineers, Oceanic ...
How big should the conductors be? The required size (or gauge) of the conductors depends on three factors: (1) the load impedance; (2) the length of cable required; and (3) the amount of power loss that can be tolerated. Each of these involves relationships between voltage (volts), resistance (ohms), current (amperes) and power (watts). These relationships are defined with Ohm’s Law. The job of...
A technique for real-time simulation of hoisting cable systems based on a multibody nonideal constraint is presented. The hoisting cable constraint is derived from the cable internal energies for stretching and twisting. Each hoisting cable introduces two constraint equations, one for stretching and one for torsion, which include all the rigid bodies attached by the same cable. The computation ...
Steel cables are widely used in cable-stayed bridges, suspension bridges and so on. It is important to test them periodically for their safe operation. The cable tension is one of the key testing parameters. Magnetoelastic methods are usually adopted to measure the cable tension due to their non-contact features. However, it is difficult to install the exciting and receiving encircling coil on ...
The Junshan Yangtze River Bridge, built in Wuhan, China 2001, is a steel box girder cable-stayed bridge with main span of 460m. Due to decades service, the suffered gradual degradation and some damage. Structural health monitoring has attracted worldwide attention due its capacity structural damage, assisting maintenance management, ensuring safe operation bridges. To monitor performance status...
According to the geometric figure of three-leaf rose curve, this paper puts forward a flying-bird type cable-stayed arch bridge with curve shaped CFST rib, which has beautiful appearance and one leads three banks.The space cables are set between linear ribs resist negative bending moment, tie feet positive moment. On inclined pylon at tail bridge, stay-cables arranged balance thrust, suspension...
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