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Mingyang Zhang, Lifeng Zhang and Bin Zhang
A four-dimensional ensemble variational assimilation system for FY-3A satellite data is constructed using the Proper Orthogonal Decomposition (POD)-based ensemble four-dimensional variational (4DVar) assimilation method (referred to as POD-4DEnVar Satell...
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Xiaoli Zhang, Linglong Zhu, Mengyun Ren, Chao Xiang, Xiumei Tang, Youlin Xia, Dulin Song and Fuzhen Li
Cultivated peanut (Arachis hypogaea L.) is one of the most important oilseed crops worldwide. Pod-related traits, including pod length (PL), pod width (PW), ratio of PL to PW (PL/W) and 100-pod weight (100-PW), are crucial factors for pod yield and are k...
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Chutipong Dechanubeksa and Saifon Chaturantabut
This work considers model reduction techniques that can substantially decrease computational cost in simulating parmetrized Allen?Cahn equation. We first employ the proper orthogonal decomposition (POD) approach to reduce the number of unknowns in the fu...
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Gaoliang Wang, Binghua He, Dianlei Han, He Zhang, Xinzhong Wang, Yongcheng Chen, Xuegeng Chen, Rongqiang Zhao and Guoyu Li
This study aims to address the current situation of the late start of mechanized harvesting technology for the pod pepper, the high damage rate of existing pod pepper harvesters, and the lack of theoretical support for key harvesting components. The Hert...
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Temitope Esther Olatunde Shonde, Moses Adeolu Adebayo, Ayomide Ajoke Bhadmus, Idris Ishola Adejumobi, Olaniyi A. Oyatomi, Benjamin Faloye and Michael T. Abberton
The capability of winged bean to support food and nutrition security in sub-Saharan Africa is recurrently being affected by several constraints, which include a lack of genetic improvement. The dearth of adequate information on the level of available gen...
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Edgar Jesús Morales-Rosales, Omar Franco-Mora, Andrés González-Huerta
Pág. 53 - 63
The aim of this study was to assess growth, net assimilation rate, biomass production and pod yield in two snap bean cultivars sown in monoculture and combined with two sunflower cultivars at three localities in the State of Mexico, Mexico. The six tr...
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Hexiang Sun, Dexin He, Nan Wang, Xingdong Yao and Futi Xie
Flowers and pod abscission significantly reduces soybean yield. This study aims to identify the main signaling pathways and key candidate genes in soybean leaves that affect flower and pod abscission under shade conditions. This information will be usefu...
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Chuanxing Du, Weiquan Fang, Dianlei Han, Xuegeng Chen and Xinzhong Wang
In order to reduce ground drop loss during mechanical pepper picking and improve the net recovery rate, a drum snap finger picking device was designed. The picking device is mainly composed of a picking drum and auxiliary picking components; the picking ...
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Munia Alomari-Mheidat, María José Martín-Palomo, Pedro Castro-Valdecantos, Noemi Medina-Zurita, Alfonso Moriana and Mireia Corell
Common bean is typically cultivated in the Mediterranean basin, an area where water scarcity could limit yield. This species has a broad range of food uses (seed or pod) and very diverse growth patterns (indeterminate or determinate), which hinders any d...
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Ophelia Asirifi Amoako, Richard Oteng-Frimpong, Julius Yirzagla, Yussif Baba Kassim, Theophilus Kwabla Tengey, Desmond Sunday Adogoba, Mercy Mingle, Ramatu Alhassan and Abdul Aleem Ibrahim
The on-farm mother?baby trial experimental approach was employed to evaluate the performance of elite groundnut genotypes on farmers? fields in the Guinea savannah agroecology of Ghana in the 2020 and 2021 cropping seasons. Analysis of the data from the ...
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Lili Yang, Changlong Wang, Jianfeng Yu, Nan Xu and Dongwei Wang
Peanuts are prone to insect damage, breakage, germination, mildew, and other defects, which makes the quality of peanuts uneven. The difference in peanut pod quality makes the price and economic benefit also have a big difference. The classification of p...
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Alina Santa Cruz, Duc Hau Nguyen and Sylvain S. Guillou
Proper orthogonal decomposition (POD) is used to examine the release of highly concentrated water?sediment mixture in water, with or without ambient current. This technique allows us to extract the dominant features in spatio-temporal data sets and the P...
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Matteo Dellacasagrande, Edward Canepa, Andrea Cattanei and Mehrdad Moradi
The present work reports an experimental study of the leakage flow in a low-speed fan ring. Existing 2D Particle Image Velocimetry (PIV) measurements taken in a meridional plane in front of the rotor gap have been further processed and analyzed by means ...
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Ranieri Emanuele Nargi, Paolo Candeloro, Fabrizio De Gregorio, Giuseppe Ceglia and Tiziano Pagliaroli
An investigation of twin corotating rotors? interaction effects was performed by load (thrust and torque) measurements, flow field dynamics through Time-Resolved Particle Image Velocimetry, and acoustic emissions using a microphone array. Two rotors, eac...
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Simão Marques, Lucas Kob, Trevor T. Robinson and Weigang Yao
This work presents a strategy to build reduced-order models suitable for aerodynamic shape optimisation, resulting in a multifidelity optimisation framework. A reduced-order model (ROM) based on a discrete empirical interpolation (DEIM) method is employe...
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David Massegur, Declan Clifford, Andrea Da Ronch, Riccardo Lombardi and Marco Panzeri
Determining the aero-icing characteristics is key for safety assurance in aviation, but it may be a computationally expensive task. This work presents a framework for the development of low-dimensional models for application to aerofoil icing. The framew...
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Jiawei Fu, Junhui Wang, Jifei Wu, Ke Xu and Shuling Tian
This research investigated the impact of complex low-speed wake flow structures on the aerodynamic characteristics of objects downstream. It employed the proper orthogonal decomposition (POD) method and the domain precursor simulation method to compare t...
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Jinrong Bao, Chenzhen Ji, Deng Pan, Chao Zong, Ziyang Zhang and Tong Zhu
The propagation mechanism of flow disturbance under acoustic excitations plays a crucial role in thermoacoustic instability, especially when considering the effect of non-premixed combustion on heat release due to reactant mixing and diffusion. This rela...
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Xiang Li, Qingchun Lei, Xiaocun Zhao, Wei Fan, Shuang Chen, Li Chen, Ye Tian and Quan Zhou
The combustion characteristics of a hydrogen-fueled supersonic combustor featuring a large cavity length-to-depth ratio (i.e., 11) were examined by performing experimental trials while varying the fuel injector positions and equivalence ratios. During th...
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Yu Meng, Wenming Sun, Hongbin Gu, Fang Chen and Ruixu Zhou
Since flame stability is the key to the performance of scramjets, scramjet combustion mode and instability characteristics were investigated by using the POD method based on a cavity-stabilized scramjet. Experiments were developed on a directly connected...
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