|
|
|
|
|
Katarzyna Schmidt
Pág. 7 - 16
Central bank decisions have an impact on the whole economy. Increasing or lowering interest rates as part of a specific policy determines not only changes in macroeconomic aggregates or decisions of financial entities, such as banks, but also has a ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yaroslav Pushak, Mykhailo Orobchuk, Olga Marchenko
Pág. 47 - 54
Resource safety of agricultural production is investigated as the main condition. Its dominant registers are land resources and fertility of soil. The bearing-out of nutritives is analyzed from soil together with the harvest of agricultural cultures. It ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Katarzyna Szarzec
Pág. 5 - 6
We have the pleasure of presenting to you the next issue of our journal ?Research Papers in Economics and Finance? (REF), published by the Faculty of Economics at Poznan University of Economics and Business. Bearing in mind the highest level of our publi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gudeta Berhanu Benti, Jan-Olov Aidanpää and Rolf Gustavsson
In 2015, a 45 MW vertical hydropower machine exhibited excessive vibration after refurbishment. Measurements revealed a substantial bearing clearance at the lower generator guide bearing. Consequently, the bearing was unable to generate sufficient opposi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sixu Liu, Jianfei Xu, Nan Zhou, Yuzhe Zhang, Chaowei Dong and Zhuo Lv
The mining of coal resources is accompanied by a large amount of solid waste such as gangue, which seriously affects the ecological environment. The gangue grouting backfilling technique can achieve the dual goals of gangue disposal and surface deformati...
ver más
|
|
|
|
|
|
|
|
|
|
|
Han Li, Shengze Tian and Xinzhi Dang
Unbonded steel-mesh-reinforced rubber bearings (USRBs) have been proposed as an alternative isolation bearing for small-to-medium-span highway bridges. It replaces the steel plate reinforcement of common unbonded laminated rubber bearings (ULNR) with spe...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xin Zhang, Dongmin Yu, Kaifei Zhu, Aolai Zhao and Minghao Ren
The pile-bucket composite foundation represents an innovative foundation form that surpasses the horizontal bearing performance of both single bucket-shaped foundations and pile foundations. The intricate interplay between piles and buckets introduces th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhenyu Yin, Feiqing Zhang, Guangyuan Xu, Guangjie Han and Yuanguo Bi
Confronting the challenge of identifying unknown fault types in rolling bearing fault diagnosis, this study introduces a multi-scale bearing fault diagnosis method based on transfer learning. Initially, a multi-scale feature extraction network, MBDCNet, ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Haopeng Zhang, Runhan Li, Kuan Lu, Xiaohui Gu, Ruijuan Sang and Donglin Li
The twin-spool rotor-bearing system plays a crucial role in the aero-engine. The potential manufacturing defect, assembly error, and abnormal working loads in the rotor-bearing system can induce multiple rotor failures, such as bolt looseness and rub imp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Songyang Wang, Jianjun Ma, Chaosheng Wang, Fengjun Liu and Da Li
The scouring effect is widely acknowledged as a primary contributor to the weakening in the bearing performance of offshore piles; it often results in asymmetric scour patterns around the pile. To meticulously examine the impact of three-dimensional asym...
ver más
|
|
|
|
|
|