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Takeshi Yasunaga, Takafumi Noguchi, Takafumi Morisaki and Yasuyuki Ikegami
Ocean thermal energy conversion (OTEC) harvests the power from the thermal energy in the ocean, which is reserved in the ocean as the temperature difference between warm surface and cold deep seawaters. In the energy conversion, the heat exchangers trans...
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Rui Quan, Guangyin Liu, Chengji Wang, Wei Zhou, Liang Huang and Yadong Deng
To analyze the thermoelectric power generation for sports utility vehicle (SUV) application, a novel thermoelectric generator (TEG) based on low-temperature Bi2Te3 thermoelectric modules (TEMs) and a chaos-shaped brass heat exchanger is constructed. The ...
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Haipeng Liu, Shiqiao Gao, Junru Wu and Ping Li
The nonlinear energy harvester has become a hot topic due to its broad bandwidth and lower resonant frequency. Based on the preliminary test and analyses in our previous work, further analyses and tests on the influence of parameters, including the nonli...
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Xin Luo, Shizhong Chen, Zhongxian Xia, Xuyang Zhang, Wei Yuan and Yuhou Wu
The cathode flow field design of a proton exchange membrane (PEM) fuel cell is essential to fuel cell performance, which directly affects the uniformity of reactant distribution and the ability to remove water. In this paper, the single serpentine flow f...
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Rafael Abrantes Penchel, Ivan Aldaya, Lucas Marim, Mirian Paula dos Santos, Lucio Cardozo-Filho, Veeriah Jegatheesan and José Augusto de Oliveira
Cleaner production has emerged as a comprehensive paradigm, aiming to reduce, or even avoid, the environmental impact in the production stage, in a broad variety of fields. However, the great number of interacting factors makes the assessment of efficien...
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Chunjie Wang, Xiaodong Song, Qiang Fu, Lin Cui and Peng Chen
Marine buoys need to operate in high sea areas far from land for a long time. Therefore, how to provide a long-term power supply for the buoy system is critical to be addressed. Photovoltaic (PV) power supply systems are the most commonly used power supp...
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Deahoon Park, Min Cheol Kim, Minje Kim, Pangun Park and Junghyo Nah
In this work, we report on a flexible triboelectric generator (TEG) with a multilayer polymer structure, consisting of a poly(vinylidene fluoride-co-trifluoroethylene) (PVDF-TrFE) layer sandwiched by polydimethylsiloxane (PDMS) layers for the performance...
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Jubilee Prasad Rao, Jonathan E. Holzsager, Marco M. Maia and Javier F. Diez
Coaxial rotors are utilized in multirotor aerial vehicles for the added thrust compared to independent rotors while keeping similar area footprints; however, performance losses should be considered. This experimental study analyzes the effects of varying...
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Ke Li, Hai Li, Shaopeng Li and Zengshun Chen
The shape of a bluff body section is of high importance to its aerostatic performance. Obtaining the aerostatic performance of a specific shape based on wind tunnel tests and CFD simulations takes a lot of time, which affects evaluation efficiency. This ...
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Milagros Baldemor
Pág. 31 - 44
This study entitled ?Time Series and Data Envelopment Analysis (DEA) on the Performance Efficiency of DMMMSU-South La Union Campus? determined the performance of the Don Mariano Marcos Memorial State University -South La Union Campus, La Union, Philippin...
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H. Oosthuizen
AbstractStrategic management is concerned with the foundations of sustainable superior output performance. In this regard two divergent, but complementary research traditions exist; one is rooted in micro-economics and is commonly referred to as the ?har...
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H. Oosthuizen
AbstractStrategic management is concerned with the foundations of sustainable superior output performance. In this regard two divergent, but complementary research traditions exist; one is rooted in micro-economics and is commonly referred to as the ?har...
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Renbo Pang, Fujiang Yu, Yu Zhang and Ye Yuan
I/O is often a performance bottleneck in global ocean circulation models with fine spatial resolution. In this paper, we present an asynchronous parallel I/O framework and demonstrate its efficacy in the Mass Conservation Ocean Model (MaCOM) as a case st...
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Jaime Ramírez-Angulo, Anindita Paul, Manaswini Gangineni, Jose Maria Hinojo-Montero and Jesús Huerta-Chua
The application of the flipped voltage follower to implement two high-performance circuits is presented: (1) The first is a class AB cascode flipped voltage follower that shows an improved slew rate and an improved bandwidth by very large factors and tha...
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Yuzhou Wang, Ali Matin Nazar, Jiajun Wang, Kequan Xia, Delin Wang, Xiaosheng Ji and Pengcheng Jiao
Triboelectric nanogenerators (TENG), which convert mechanical energy (such as ocean waves) from the surrounding environment into electrical energy, have been identified as a green energy alternative for addressing the environmental issues resulting from ...
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Raz Lapid, Zvika Haramaty and Moshe Sipper
Deep neural networks (DNNs) are sensitive to adversarial data in a variety of scenarios, including the black-box scenario, where the attacker is only allowed to query the trained model and receive an output. Existing black-box methods for creating advers...
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This paper presents a correction methodology for Long Short Term Memory (LSTM) based speech recognition. A strategy that validates with a reference database was developed for LSTM. It is conceptually simple but requires a large keyword database to match ...
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Junhan Lee, Jongsun Kim and Jongsu Kim
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Stand-alone/grid connected renewable energy systems (RESs) require direct current (DC)/DC converters with continuous-input continuous-output current capabilities as maximum power point tracking (MPPT) converters. The continuous-input current feature mini...
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Phan Anh Duong, Borim Ryu, Jinwon Jung and Hokeun Kang
A novel integrated system based on solid oxide fuel cells (SOFCs), a gas turbine (GT), the steam Rankine cycle (SRC), the Kalina cycle (KC), and the organic Rankine cycle (ORC) is proposed to achieve cascade energy utilization. Mathematical models are in...
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