Results 121 to 130 of about 26,748 (274)

A Control Strategy of Energy Storage Converter Based on Dual-droop Control for Onboard DC-grid

open access: yesKongzhi Yu Xinxi Jishu, 2020
Aiming at the requirements of precise power distribution/transfer between bi-directional DC-DC converters, DC-DC converter and diesel generator converter, as well as connected/islanded seamless transition with onshore DC-grid, it proposed a P-V and SOC-I
XU Rong   +5 more
doaj  

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Analysis of Flexible Output Power Adjustment for Traction Substation inElectrified Railway

open access: yesKongzhi Yu Xinxi Jishu, 2020
The catenary of electrified railway adopts single-phase single-side power supply mode, the power supply capacity of transformer winding supplying power to each power supply section is fixed, and it is difficult to support each other between power supply ...
HAO Zuolin   +3 more
doaj  

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

Research on Compression Algorithm of Zone Controller Record DataBased on Huffman Coding

open access: yesKongzhi Yu Xinxi Jishu, 2020
Zone controller(ZC) subsystem in the communication based train control(CBTC) system is a full-time continuously working equipment, which is in the center of data interaction of the whole system.
WANG Fuyuan, LEI Chengjian, REN Jianxin
doaj  

Tissue‐Stimulator Platform for Electrically Stimulating Pancreatic β‐Cells for Long‐Term Functional Regulation

open access: yesAdvanced Functional Materials, EarlyView.
We present a tissue‐stimulator platform for seamless electrode integration with pancreatic tissue, applying uniform electrical stimulation through optimized design with biohybrid 3D printing. Advantageous effects of electrical stimulation on β‐cell function were observed, including enhanced calcium signaling, islet morphology, and maturation.
Jihwan Kim   +7 more
wiley   +1 more source

Efficiency Analysis of Wireless Power Transfer System Based on PCB Magnetic Resonance Coil

open access: yesKongzhi Yu Xinxi Jishu, 2017
Magnetic resonance wireless power transmission technology has become a research focuse due to its characteristic of far distance and high efficiency.
LI Zhiyong   +3 more
doaj  

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

Automatic Extraction of Buildings in an Urban Region

open access: yes, 2014
There are currently several automatic building extraction methods introduced in the literature, but none of them are capable to completely extract portions of a building that are below a pre-defined building minimum height threshold.
Lu, Guojun   +13 more
core   +1 more source

Design of SPWM Controller for Power Assembly Test

open access: yesKongzhi Yu Xinxi Jishu, 2017
In order to solve the problems of limited interface and complex code in DSP controller, it presented a design method of SPWM(sinusoidal pulse width modulation) controller based on“DSP Builder+ FPGA” for power assembly test.
LIU Min   +5 more
doaj  

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