نتایج جستجو برای: rail lines
تعداد نتایج: 226588 فیلتر نتایج به سال:
An overall objective of the REORIENT project is to develop a business case for a new rail service between the Nordic countries and countries in Centraland South Eastern Europe. We developed, conducted, and used information from a survey conducted by the REORIENT project among intermodal freight shippers in countries within the REORIENT Corridor to identify essential factors for attracting freig...
Railway transport is a type of transport which is commonly used today. Rail line must be robust due to the heavy structure of the railway vehicles. Components constituting the rail line are very important to prevent the disruption of transportation. In this study, faults are determined by monitoring the rail and fastening components constituting the railway. Test vehicle was used to get experim...
A novel design method of asynchronous domino logic pipeline, which focuses on improving the circuit efficiency and making asynchronous domino logic pipeline design more practical for a wide range of applications. The data paths are composed of a mixture of dual-rail and single-rail domino gates. Dual-rail domino gates are limited to construct a stable critical data path. Based on this critical ...
This project presents a high-throughput and ultralowpower asynchronous domino logic pipeline design method, targeting to latch-free and extremely fine-grain or gate-level design. The data paths are composed of a mixture of dual-rail and single-rail domino gates. Dual-rail domino gates are limited to construct a stable critical data path. Based on this critical data path, the handshake circuits ...
Dual-rail encoding, return-to-spacer protocol and hazard-free logic can be used to resist power analysis attacks by making energy consumed per clock cycle independent of processed data. Standard dual-rail logic uses a protocol with a single spacer, e.g. all-zeroes, which gives rise to energy balancing problems. We address these problems by incorporating two spacers; the spacers alternate betwee...
The evaluation of trial operation of urban rail transit is a decisive link of whether the new line of urban rail transit can put into trial operation. Whether the result of evaluation is objective, reasonable and effective has a direct relation with whether urban rail transit can ensure operation safety and satisfy the basic service requirements. Therefore, it is very important to make sure tha...
the evaluation and control of the trains induced vibrations needs even more attention in the case of underground tracks which passes near to monuments and historical sites. the rail corrugations which occur due to the wheels’ impulse loads during the operation period of underground railway tracks, usually amplify the ground borne noise and vibration. in the current study, the mentioned phenomen...
this paper deals with the threshold radius that warrants the use of single restraining rail for transit and railroads. different railways use different threshold radius from 91m to 365m to provide restraining rail. these threshold figures are probably experience driven choices. the need for restraining rail may be related to a so-called derailment alarm coefficient of 1.2 sustained over 2m leng...
The purpose of this study was to investigate whether the gating of interlimb cutaneous reflexes is altered by holding an earth-referenced handrail during locomotion. In the first experiment, subjects performed locomotor tasks of varying difficulty (level walking, incline walking, and stair climbing) while lightly holding an earth-referenced rail. In the second experiment, the extent of rail con...
Abstract MOS Current-Mode Logic (MCML) is usually used for high-speed applications. However, almost all MCML circuits are realized with dual-rail scheme. The dual-rail logic circuits increase extra area overhead and the complexity of the layout place and route. Moreover, little standard cells of the dualrail logic circuits have been developed for place-and-route tools, such as Cadence Encounter...
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