نتایج جستجو برای: elevator

تعداد نتایج: 1935  

Journal: :Encyclopedia 2023

Efficient vertical transportation is vital to a skyscraper’s functional operation and the convenience satisfaction of its tenants. This review complements author’s previously published research by updating readers on innovative hardware software-based solutions. It lays out, organizes, combines extensive scattered material numerous aspects elevator design in straightforward non-technical narrat...

Journal: :British Dental Journal 2021

Journal: :International Research Journal on Advanced Science Hub 2021

The most significant thing after the surgery in angle and leg, incision part should be immobilize state shielding it from optional injury of thrashing around. That’s why individuals enthusiastically suggested this leg elevator. elevator paper made sugarcane bagasse. bagasse is a crude material which biodegradable. By using molding process into solid It minimal effort sound contrasted with curre...

2014
Xiao Lv Dingdong Zou Lei Zhang Shangyuan Jia

Feature coding is an fundamental step in bag-of-words based model for image classification and have drawn increasing attention in recent works. However, there still exits ambiguity problem, and it is also sensitiveness to unusual features. To improve the stability and robustness, we introduce saliency detection and fuzzy reasoning rules to propose an novel coding scheme. In detail, saliency map...

2012
Alberto Ferrari Marco Carloni Alessandro Mignogna Francesco Menichelli David Ginsberg Eelco Scholte Dang Nguyen

In this paper we present DESYRE, a SystemC-based virtual prototyping framework, that we have developed to build the simulator of a modern elevator system designed by Otis Elevator Company for large scale buildings. DESYRE aims at the simulation of industrial large-scale real-time distributed embedded systems and allows: the verification of the system functionality, taking into account the distr...

2014
Lutfi Al-Sharif

Elevator group control is critical to the optimal operation of elevator traffic systems under general traffic conditions. In the last 20 years, new elevator group control algorithms have become available for use under up-peak traffic conditions. These up-peak algorithms can be generally classified into three categories: static sectoring, dynamic sectoring and destination group control. It is cu...

Journal: :Shock and Vibration 2021

Fault tree analysis is often used in elevator fault diagnosis because of its simplicity and reliability. However, the traditional method has problems low efficiency due to ignoring location change bottom events during troubleshooting. This paper proposes a rapid based on multiattribute decision making solve problem. The system constructed expert knowledge multisource data, location-related matr...

2008
Alex Valdivielso Toshiyuki Miyamoto Sadatoshi Kumagai

Multi-car elevator systems consist of shafts with two or more independent cars operating in them. Due to their special characteristics, such as the need to avoid the interference among cars in the same shaft, conventional control methods cannot be implemented on them. Therefore it is necessary to develop group control methods for multi-car elevator systems able to perform an optimal floor call ...

2004
Henri M. Hakonen Aiying Rong Risto Lahdelma R. Lahdelma

Modern elevator systems in high-rise buildings consist of groups of elevators with centralized control. The group control allocates hall calls to the most suitable elevators by optimizing a cost function. This problem can be viewed as a combination of online scheduling, resource allocation, and stochastic control. The usual performance criterion to be optimized when scheduling passenger pick-up...

Journal: :Journal of neurophysiology 1999
A Büschges H Wolf

In the locust flight system, afferents of a wing hinge mechanoreceptor, the hindwing tegula, make monosynaptic excitatory connections with motoneurons of the elevator muscles. During flight motor activity, the excitatory postsynaptic potentials (EPSPs) produced by these connections changed in amplitude with the phase of the wingbeat cycle. The largest changes occurred around the phase where ele...

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