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Tingting Gu, Xiaoming Qian and Peihuang Lou
To solve the problem that the measurement data of connecting rod journal is not consistent with the measurement angle in the synchronous measurement of the crankshaft journal, improve the measurement accuracy.
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Daniel Sappok, Bernd Sauer
Pág. 51 - 59
Driving and timing chains are widely used machine elements which are continuously improved regarding wear and energy efficiency. Especially for timing chains, reducing wear is of high importance as it is critical for the function of the combustion engine...
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Michail V. Shaldybin, Svetlana Kvachko, Maxim Rudmin, Alexey Plyusnin and Iliya Kuznetsov
Fine-grained strata deposited on the Eastern Siberian craton are predominantly considered to mainly consist of Neoproterozoic sandstones. Clastic rocks near the unconformity border of the Ediacaran and the Riphean are represented by sandstone and siltsto...
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Mohit Tunwal and Aaron Lim
The characterisation of particle shape is an important analysis in the field of sedimentary geology. At finer scales, it is key for understanding sediment transport while at coarser scales, such as boulders, it is vital for coastal protection. However, t...
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Qiaolin Li, Yuki Shimizu, Toshiki Saito, Hiraku Matsukuma, Yindi Cai and Wei Gao
Attempts are made in this paper to improve the quality of the stitching between adjacent arc-profiles in the stitching linear-scan method for the roundness measurement of a cylinder in a small dimension. The data in the edge region of an arc-profile, whi...
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Alessandro Rascalha, Sergio Luiz Moni Ribeiro Filho, Carlos Henrique Lauro, Lincoln Cardoso Brandão
Pág. 45 - 49
Grinding is the main manufacturing process used in finishing operations. Center-less grinding is widely used in the production of auto parts e.g. roller bearings, valve stem and stem of shock absorbers. Center-less grinding is used in large-scale product...
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Huali Zhang, Minghui Zhang, Jicai Kuai and Dmitrii V. Ardashev
Non-abrasive iron-based grinding diamond wheels, lacking abrasive particles, negate the concern of detached passivated abrasives scratching the polished surface. During the Electrolytic In-Process Dressing (ELID) polishing process, a-Fe2O3 particles form...
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Jinduo Yang, Xi?an Li, Weiping Wang, Hao Chai, Mingxiao An and Qianyi Dai
The process of dust transportation is widespread, leading to the formation of regions such as the Loess Plateau. In order to understand the mechanisms of dust particle transportation, this study conducted wind tunnel experiments to simulate natural wind-...
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Bongsik Park, Yeong-Tae Choi and Hyunmin Kim
The advancement in digital image analysis methods has led to the development of various techniques, i.e., quantification of ballast gravel abrasion. In this study, the recognition rate of gravel aggregates has been significantly increased by improving th...
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Syahrul Purnawan,Zulkarnain Jalil,Chairul Akmal,Yopi Ilhamsyah
Pág. 63 - 68
Study on sediment characteristics and mineral content at Muara Pulau Kayu (MPK) of Southwest Aceh District was conducted to find a general description of grain size and mineral content regarding to hydro-oceanographic process. Sampling was collected at M...
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Martina Ba?istová, Jirina Vontorová, Simona Zlá, Monika Kawuloková, Petr Lichý and Tomá? Dvorský
Quality quartz sand is globally utilized in construction due to its availability and economic factors, especially in the production of composite cements. Despite its positive properties, quartz sand also has several disadvantages. The dilation of quartz ...
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Zezhi Deng, Xiangshan Chen, Wei Jin and Gang Wang
Internal erosion refers to the seepage-induced fine particle migration phenomenon in soil. Deep alluviums in valleys usually contain cohesionless gap-graded sandy gravels with poor internal stability. The construction of embankment dams on such alluviums...
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Xuan-Huy Nguyen, Chao-Ming Chen, Hien-Thanh Le and Hsiao-Yi Lee
The galvanometer scanning system plays a crucial role in modern laser material processing. With the development of this industry, the requirements for galvanometer scanners are getting higher and higher, especially to overcome the inherent disadvantages ...
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Cunjin Xue, Jingyi Liu, Guanghui Yang and Chengbin Wu
Extreme rainstorms have important socioeconomic consequences, but understanding their fine spatial structures and temporal evolution still remains challenging. In order to achieve this, in view of an evolutionary property of rainstorms, this paper design...
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Afriadi Ihsan,Muhammad Rusdi,Hairul Basri
Pág. 139 - 152
Peak discharge information is indispensable for flood control planning by taking into account the physiographic factors of the watershed. Flood occurs because the capacity of the watershed and river channels is smaller than the flood discharge. One of th...
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