Results 1 to 10 of about 66,126 (188)

0.3V Bulk-Driven Current Conveyor [PDF]

open access: yesIEEE Access, 2019
This paper presents the design and the experimental results of a sub 0.5 V bulk-driven (BD) current conveyor (CCII) using 0.18 μm TSMC CMOS technology with a total chip area of 0.0134 mm2.
Fabian Khateb   +2 more
doaj   +3 more sources

Full-wave current conveyor precision rectifier [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2008
A circuit that provides precision rectification of small signal with low temperature sensitivity for frequencies up to 100 kHz without waveform distortion is presented. It utilizes an improved second type current conveyor based on current-steering output
Đukić Slobodan R.
doaj   +3 more sources

Programmable Second-Generation Current-Conveyor With Variable Current Gain [PDF]

open access: yesActive and Passive Electronic Components, 1995
A new programmable second-generation current-conveyor is proposed. The proposed circuit uses a commercially available second-generation current-conveyor and one operational transconductance amplifier.
Muhammad Taher Abuelma'atti   +2 more
doaj   +2 more sources

Research on scraper conveyor load prediction method based on wavelet transform and BP neural network [PDF]

open access: yesScientific Reports
Scraper conveyor load prediction is crucial to realize the cooperative speed regulation of coal mining machine and scraper conveyor. In the synthesized mining face, due to the uncertainty of the coal fall, the load of the scraper conveyor fluctuates due ...
Dan Zhang   +4 more
doaj   +2 more sources

Lossy/Lossless Floating/Grounded Inductance Simulation Using One DDCC [PDF]

open access: yesRadioengineering, 2012
In this work, we present new topologies for realizing one lossless grounded inductor and two floating, one lossless and one lossy, inductors employing a single differential difference current conveyor (DDCC) and a minimum number of passive components ...
M. A. Ibrahim   +4 more
doaj   +2 more sources

Study on load current characteristics of scraper conveyor under vertical impact

open access: yesMeitan kexue jishu, 2023
During the operation of the mine scraper conveyor, it is easy to be affected by the uneven movement of hydraulic support and the uneven cutting bottom of shearer, bearing various types of impact, of which the impact in the vertical direction is the most ...
SI Lei   +6 more
doaj   +1 more source

Innovative diagnostic device for thickness measurement of conveyor belts in horizontal transport

open access: yesScientific Reports, 2022
Diagnostics of conveyor belts used in horizontal transport without the need to take the belt off the conveyor and test it in laboratory conditions is an important aspect in mining plants (Jurdziak et al., Adv Intell Syst Comput, 835:645–654, 2019 ...
Agata Kirjanów-Błażej   +4 more
doaj   +1 more source

Study of Energy Consumption of a Bucket Conveyor in a Jig Concentrator Plant in a Hard Coal Mine

open access: yesEnergies, 2021
The subject of the discussion is oriented toward limiting the energy consumption of the bucket conveyor used in jig concentrator plants by controlling its speed. A method of predictive control of the bucket conveyor speed is presented.
Sebastian Jendrysik   +4 more
doaj   +1 more source

Device for measuring signals of conveyor weights when loading a vessel with bulk cargo

open access: yesТехнологія та конструювання в електронній апаратурі, 2023
In the maritime industry, it is common to load a vessel with bulk materials using conveyor scales. To determine the amount of cargo loaded into the hold of the vessel, it is necessary to simultaneously measure both the current weight on the weighing ...
Viktor Zavadsky   +4 more
doaj   +1 more source

Belt Tear Detection for Coal Mining Conveyors

open access: yesMicromachines, 2022
The belt conveyor is the most commonly used conveying equipment in the coal mining industry. As the core part of the conveyor, the belt is vulnerable to various failures, such as scratches, cracks, wear and tear.
Xiaoqiang Guo   +5 more
doaj   +1 more source

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