Results 21 to 30 of about 87,786 (308)

Design and Experimentation of the Millet Combine Harvester Header

open access: yesMachines
To address the issue of header loss in millet combine harvesters, a double-chain millet harvester header was designed based on the principles of contact mechanics and tribology.
Shujin Qiu   +7 more
doaj   +1 more source

INVESTIGATION OF AMPLITUDE-TEMPORAL CHARACTERISTICS OF A HIGH-VOLTAGE RESISTIVE VOLTAGE DIVIDER

open access: yesElectrical engineering & Electromechanics, 2019
Purpose. Determination of the possibility of using the developed autonomous voltage divider for measuring high-voltage pulses with sharpened fronts (down to 1 ns). Methodology.
N. I. Boyko, S. O. Syomkin
doaj   +1 more source

Precision high voltage divider for the KATRIN experiment

open access: yes, 2009
The Karlsruhe Tritium Neutrino Experiment (KATRIN) aims to determine the absolute mass of the electron antineutrino from a precise measurement of the tritium beta-spectrum near its endpoint at 18.6 keV with a sensitivity of 0.2 eV.
Angrik J   +8 more
core   +1 more source

Reliability of different methods used for forming of working samples in the laboratory for seed testing [PDF]

open access: yesSelekcija i Semenarstvo, 2000
The testing of seed quality starts from the moment a sample is formed in a warehouse during processing or packaging of the seed. The seed sampling as the process of obtaining the working sample also assumes each step undertaken during its testing in the ...
Opra Branislava   +3 more
doaj  

Temperature Rise Characteristics and Error Analysis of a DC Voltage Divider

open access: yesEnergies, 2021
Measurement accuracy is an important performance indicator for high-voltage direct current (HVDC) voltage dividers. The temperature rise effect for a HVDC voltage divider’s internal resistance has an adverse effect on measurement accuracy. In this paper,
Zhengyun Fang   +6 more
doaj   +1 more source

Study on the reliability of new kind of ±1 100 Kv DC voltage divider under the action of impulse voltage

open access: yesThe Journal of Engineering, 2019
To meet the special insulation demand of the DC transmission system with the highest voltage in the world, a new kind of ±1 100 kV DC voltage divider is designed.
Wu Shipu   +4 more
doaj   +1 more source

Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)

open access: yesElectrical engineering & Electromechanics, 2021
Purpose. Determination in the analytical form of the maximum limiting influence of the non-identity of the capacitive elements of the high-voltage arm on the amplitude-frequency characteristic and phase-frequency characteristic of the voltage divider ...
V. O. Brzhezitsky   +5 more
doaj   +1 more source

Resistive Threshold Logic

open access: yes, 2013
We report a resistance based threshold logic family useful for mimicking brain like large variable logic functions in VLSI. A universal Boolean logic cell based on an analog resistive divider and threshold logic circuit is presented.
Francis, L. R. V. J.   +2 more
core   +1 more source

Design of High-Selectivity Asymmetric Three-Way Equal Wideband Filtering Power Divider

open access: yesIEEE Access, 2019
An asymmetric three-way equal wideband filtering power divider with high selectivity is presented in this paper. The proposed three-way filtering power divider is an asymmetric structure which is composed of two different λ/4 transformers, a pair ...
Chuanming Zhu, Jian Zhang
doaj   +1 more source

The power frequency voltage divider calibration device and its uncertainty

open access: yesEnergy Reports, 2020
The power frequency high voltage divider is widely used to measure the power frequency high voltage and it is an important measuring instrument for high voltage test. Whether it is accurate or not directly affects the insulation monitoring level of power
Dongdong Xu   +4 more
doaj   +1 more source

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