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Dowan Kim and Chaegun Phae
The introduction of food waste disposers (FWDs) has been discussed in various countries, and in Korea, a method for utilizing FWDs has been considered. The results of the study show that the use of FWDs is more eco-friendly and economical than other form...
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Jichao Zhang, Xiaolei Chong, Yazhi Wei, Zheng Bi and Qingkun Yu
Operation scheduling of apron support vehicles is an important factor affecting aircraft support capability. However, at present, the traditional support methods have the problems of low utilization rate of support vehicles and low support efficiency in ...
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Changhai Luo, Jingping Chen, Shuxia Guo, Xiaofei An, Yanxin Yin, Changkai Wen, Huaiyu Liu, Zhijun Meng and Chunjiang Zhao
There is an increasing demand for remote monitoring and management of agricultural machinery operation in conservation tillage. Considering the problems of large errors in detecting operation quality parameters, such as tillage depth and corn straw cover...
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Shouyin Hou, Donghui Xue, Bingcheng Cao, Haitao Chen and Yongjun Han
In northeast China, most seedbed-preparation devices use the ground-wheel profiling method to ensure their operational stability. However, during the wide-width operation of the front-mounted seedbed-preparation device, the poor trafficability characteri...
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Seungtaek Lim, Jiwon Yoon, Hosaeng Lee and Hyeonju Kim
South Korea is currently in the preparatory stage of commercializing an ocean thermal energy conversion (OTEC) system, as the demonstration of a 1 MW scale OTEC system has been accomplished. However, the commercialization of OTEC requires the establishme...
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Dejiang Liu, Yan Gong, Xuejun Zhang, Xiao Chen, Guo Wang and Xiao Zhang
To solve the problems of high temperature and drought in the Xinjiang Turpan area and the low survival rate of melon seedlings transplanted into dry soil, existing transplanters for large plant type young melon seedlings can be mechanized. For non-destru...
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Saeed Mahmoodpour, Mrityunjay Singh, Aysegul Turan, Kristian Bär and Ingo Sass
The deep geothermal energy project at Soultz-sous-Forêts is located in the Upper Rhine Graben, France. As part of the Multidisciplinary and multi-contact demonstration of EGS exploration and Exploitation Techniques and potentials (MEET) project, this stu...
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Boguslaw Michalec
Understanding and defining the spatial distribution of sediment deposited in reservoirs is essential not only at the design stage but also during the operation. The majority of research concerns the distribution of sediment deposition in medium and large...
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Zhe Qu, Qi Lu, Haihao Shao, Long Liu, Xiuping Wang and Zhijun Lv
At present, there are few harvesters for dandelion (Taraxacum mongolicum) seeds, which limits the large-area planting of dandelion. Furthermore, manual harvesting is characterized by huge labor intensity, low efficiency, and high costs. Combining the mat...
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Nataliia Peretiaka,Konstantin Boryak,Oleksandr Vatrenko
Pág. 118 - 126
An improved method of passive thermal control has been proposed in order to operatively assess the technical condition of rolling bearings, based on studying the heating rate of a bearing. The values of the heating rate of ball, roller, and conical rolli...
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Ilyushin Pavel Yurievich, Vyatkin Kirill Andreevich and Kozlov Anton Vadimovich
The modern oil industry is characterized by a strong trend towards the digitalization of all technological processes. At the same time, during the transition of oil fields to the later stages of development, the issues of optimizing the consumed electric...
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Yalei Bai and Donglei Wu
In daily operation, the flow state in the runner chamber of an axial flow pump is extremely complex, and the pressure pulsation caused by the vibration of the unit and the hydraulic excitation is also extremely complex. The pressure pulsation will also g...
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Chongxun Mo, Shutan Zhao, Yuli Ruan, Siyi Liu, Xingbi Lei, Shufeng Lai, Guikai Sun and Zhenxiang Xing
In order to solve the problem that the existing optimal operation model of reservoirs cannot coordinate the contradiction between long-term and short-term benefits, the paper nested the long-term optimal operation and mid-long-term optimal operations of ...
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Shouyin Hou, Shengzhe Wang, Zhangchi Ji and Xiaoxin Zhu
Conservation tillage technology can reduce wind erosion and soil erosion, improve soil fertility, avoid straw burning and relieve ecological pressure. It is an important measure to achieve sustainable agricultural development. In northeast China, there i...
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Tao Zhou, Zengchuan Dong, Xiuxiu Chen and Qihua Ran
In this study, a model was proposed based on the sustainable boundary approach, to provide decision support for reservoir ecological operation with the dynamic Bayesian network. The proposed model was developed in four steps: (1) calculating and verifyin...
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Xiaoyu Gao, Meng Jia, Shanshan Cao and Chengying Qi
The refined control of heating substations is of great significance for on-demand heating provision and for the efficient operation of district heating systems (DHSs). This paper proposes an integrated control strategy for substations based on the predic...
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Xiangfei Zhao, Maosheng Cui, Yidi Zhang, Yaowei Liu and Xin Zhao
Oocyte enucleation is a critical procedure for somatic cell nuclear transfer. Yet, the main steps of oocyte enucleation are still manually operated, which presents several drawbacks such as low precision, high repetition error, and long training time for...
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Jun Li, Hua Ge, Yanrong Ping, Xianyong Dong, Lingling Zhu and Yaochang Ma
The construction of cascade reservoirs is associated with considerable uncertainty in sedimentation in the fluctuating backwater area of the terminal reservoir and poses challenges to water safety. The sedimentation characteristics under the influence of...
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Zhenguo Zhang, Quanfeng Guo, Jin He, Minyi Zhao, Zhenyu Xing, Chao Zeng, Han Lin and Quanyu Wang
To improve the stubble avoidance rate of no-till wheat seeders under the environment of corn stubble, the side-shift stubble avoidance system was developed in the present study based on deviation-perception fusion technology. Firstly, the amount of imple...
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Jiaqi Chen, Jieyun Mao, Hongbo Shi and Xikun Wang
In order to study the characteristics of a bidirectional shaft tubular pump with S-type symmetric airfoil blades, a prototype model was designed, manufactured, and tested. The energy characteristics, cavitation characteristics, and runaway characteristic...
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