Results 51 to 60 of about 2,291,539 (317)

Research on Pattern Matching of Dynamic Sustainable Procurement Decision-Making for Agricultural Machinery Equipment Parts

open access: yesIEEE Access, 2023
With the digital transformation of the manufacturing industry and the diversification of production methods of agricultural machinery and equipment, external purchase, external coordination, and self-made products continue to increase.
Zhiqi He, Zonghui Xiong
semanticscholar   +1 more source

Effects of Carbon Nanoparticles on Triboelectro‐Induced Surface Defects

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanoparticles added to grease modify the electrocontact behavior. The synergy of particle concentration and electric current dominates the surface damage of metals in contact. Electrical surface damage caused by current leakage is a critical challenge in high‐performance applications such as electric vehicle (EV) drivetrains and wind turbine ...
Mohsen Tajedini   +6 more
wiley   +1 more source

Task Allocation of Multi-Machine Collaborative Operation for Agricultural Machinery Based on the Improved Fireworks Algorithm

open access: yesAgronomy
Currently, the multi-machine collaboration of agricultural machinery is one of the international frontiers and a topic of research interest in the field of agricultural equipment. However, the multi-machine cooperative operation of agricultural machinery
Suji Zhu   +5 more
semanticscholar   +1 more source

A Study on the Utilization Rate and Influencing Factors of Small Agricultural Machinery: Evidence from 10 Hilly and Mountainous Provinces in China

open access: yesAgriculture, 2022
Hilly and mountainous areas are weak places for the development of agricultural mechanization in China. The way to improve the utilization rate of small agricultural machinery widely used in hilly and mountainous areas is of positive significance for ...
Hongbo Li, Lewei Chen, Zongyi Zhang
semanticscholar   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Quantitative measures of corrosion and prevention: application to corrosion in agriculture [PDF]

open access: yes, 1987
The corrosion protection factor (c.p.f.) and the corrosion condition (c.c.) are simple instruments for the study and evaluation of the contribution and efficiency of several methods of corrosion prevention and control. The application of c.p.f.
Gellings, P.J., Schouten, J.C.
core   +4 more sources

METHODOLOGICAL TOOLS FOR ASSESSING THE BUDGET FINANCING EFFICIENCY OF INVESTMENTS IN THE RENEWAL OF AGRICULTURAL MACHINERY AND EQUIPMENT

open access: yesVestnik of Kazan state agrarin university, 2023
The results and efficiency of agricultural production largely depend on the availability of enterprises with working and modern agricultural machinery and equipment, the renewal of which is associated with large amounts of capital investments, therefore,
Dmitriy Kondrat'ev   +4 more
semanticscholar   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Model and Parameter Adaptive MPC Path Tracking Control Study of Rear-Wheel-Steering Agricultural Machinery

open access: yesAgriculture
To further enhance the precision and the adaptability of path tracking control, and considering that most of the research is focused on front-wheel steering, an adaptive parametric model predictive control (MPC) was proposed for rear-wheel-steering ...
Meng Wang   +5 more
semanticscholar   +1 more source

Agricultural machinery, irrigation systems and food grains: A symmetric novel analysis

open access: yesCogent Food & Agriculture, 2023
Agriculture provides a living for a huge proportion of Pakistan’s people, making it one of the country’s most vital sectors. In this paper, we investigated the impact of irrigation sources (IS), agricultural machinery (AM), total food grains (TFG), and ...
Abdul Rehman   +4 more
semanticscholar   +1 more source

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