Results 11 to 20 of about 55,978 (263)

An Intelligent Mobile Gas Drainage Pumping Station

open access: yesMeikuang Anquan, 2020
In this paper, an intelligent mobile gas pumping station is designed. By designing and installing the intelligent monitoring substation and water-softening device on the mobile gas drainage pumping station, the monitoring of various parameters in the ...
MENG Fanrui, ZHAO Yong, JING Yanbo, ZHAO Guoyong, SHAO Jirong, REN Zhichao
doaj   +1 more source

Research on the Export Competitiveness of Agricultural Products in Anhui Province of China from the Low-Carbon Perspective [PDF]

open access: yesE3S Web of Conferences, 2021
Affected by global warming, the development of low-carbon economy in recent years has received widespread attention. In terms of trade, it is mainly manifested in carbon taxation and carbon labeling.
Sun Fei, Cao Shouhui
doaj   +1 more source

Performance evaluation of DS/CDMA mobile communication system

open access: yesVojnotehnički Glasnik, 1996
In this paper the performances of DS/CDMA (Direct-Sequence Code Division Multiple-Access) mobile communication system in the presence of additive Gaussian noise, shadowing and fading are considered.
Ivan Miletić
doaj   +1 more source

Radio-location of mobile stations in third generation networks

open access: yesVojnotehnički Glasnik, 2013
Mobile station localization in mobile networks started with simple methods (e.g. Cell-ID method) which required only slight modifications of network infrastructures.
Milan Manojle Šunjevarić   +2 more
doaj   +1 more source

Content Delivery From the Sky: Drone-Aided Load Balancing for Mobile-CDN

open access: yesEAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 2022
The Base Station based Mobile-CDN architecture redirects the content request of mobile users to other base stations during storage misses. These request redirections increase the latency of a mobile client through unbalanced load distributions among ...
T. Bilen, B. Canberk
doaj   +1 more source

Application of the slide out system in a mobile maintenance station for light vehicles to increase overall dimensions

open access: yesАрхитектура, строительство, транспорт, 2021
The paper describes the main advantages and disadvantages of mobile service stations and identifies ways of solving them. As one of such solutions, the slide out system was modeled, the loads on its sliding parts were calculated, and the overall internal
D. O. Alekin, D. M. Vokhmin
doaj  

A role of Excel program in telecommunication processes simulation [PDF]

open access: yesScientific Technical Review, 2023
This paper presents the simulation of mobile telephony systems realized in Excel program. Although primarily intended for other applications, Excel has several advantages over other specialized programs for simulation purposes.
Lebl Aleksandar   +2 more
doaj   +1 more source

Enhancing Soybean and Maize Yields through Improved Nitrogen and Soil Water Use Efficiencies: A 40-Year Study on the Impact of Farmyard Manure Amendment in Northeast China

open access: yesPlants
The combined application of manure and chemical fertilizers has been recognized as a critical factor driving significant changes in crop yield and nutrient use efficiency, holding the potential to optimize agricultural management to achieve high yields ...
Yuying Liu   +8 more
doaj   +1 more source

Fertilizer 15N balance in a soybean–maize–maize rotation system based on a 41-year long-term experiment in Northeast China

open access: yesFrontiers in Plant Science, 2023
Global awareness of the need to enhance crop production and reduce environmental issues associated with nitrogen (N) fertilizer has increased. However, studies on how the N fate changed with manure addition are still limited.
Jian Dai   +17 more
doaj   +1 more source

Effects of Contrast Agent and Outer Volume Saturation Bands on Water Suppression and Shimming of Hepatic Single-Volume Proton MR Spectroscopy at 3.0T

open access: yesThe Scientific World Journal, 2012
Purpose. To determine whether administration of gadolinium diethylenetriamine pentaacetic acid (Gd-DTPA) and whether placement of the outer volume saturation bands significantly affect shimming and water suppression on hepatic MR spectroscopic ...
Li Xu, Yan Huang, Xian Liu, Bo Liu
doaj   +1 more source

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