Results 1 to 10 of about 134,685 (302)

DOA Estimation based on the Optimized Coprime Array Configuration

open access: yesIEEE Access, 2019
In this paper, a direction-of-arrival (DOA) estimation based on the optimized coprime array (OpCA) configuration is proposed. The proposed array, utilizing the two constituting subarrays N-array and M-array of the coprime array, where their sensors are N
Ahmed Mohammed Ahmed Shaalan, Xiangyu Yu
doaj   +4 more sources

Optimization of array configuration [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1987
The purpose of this study was to determine the optimal configuration of 2-, 3-, and 4- element hydrophone arrays. The noise field was taken to be isotropic and the arrays were constrained to lie in a horizontal plane. It was determined that the optimal configuration is a linear array though, as is the case of the 4-element array, not necessarily ...
A. R. Penner, Penner, A. Raymond
openaire   +4 more sources

Power Enhancement in Partial Shaded Photovoltaic System Using Spiral Pattern Array Configuration Scheme

open access: yesIEEE Access, 2021
Partial shading causes mismatch losses in the solar PV system. In the PV array, the power output from the healthy PV modules is gone in vain due to the mismatch losses.
Santhan Kumar Cherukuri   +7 more
doaj   +3 more sources

A Partition Spatial Filtering Method for Acoustic Array Configuration

open access: yesShock and Vibration, 2021
Acoustic array is a ubiquitous tool for locating and quantifying sound sources. However, its effectiveness depends greatly on the array configuration.
Zhihong Liu   +4 more
doaj   +2 more sources

A Novel Benzene Structured Array Configuration for Harnessing Maximum Power From PV Array Under Partial Shading Condition With Reduced Number of Cross Ties

open access: yesIEEE Access, 2022
Partial shading (PS) phenomena significantly degrade the power output from the photovoltaic (PV) array. Due to the PS effect, there is a mismatch in current between the PV modules of a series-connected PV string.
Chidurala Saiprakash   +4 more
doaj   +3 more sources

A New Nested Array Configuration With Increased Degrees of Freedom

open access: yesIEEE Access, 2018
In this paper, a new linear array configuration based on the concept of two-level nested array is proposed. Specifically, the proposed array configuration consists of two uniform linear arrays (ULAs) plus a separate sensor with appropriate spacing apart.
Huiping Huang   +4 more
doaj   +3 more sources

Performance Enhancement of Partial Shaded Photovoltaic System With the Novel Screw Pattern Array Configuration Scheme

open access: yesIEEE Access, 2022
The performance of the solar photovoltaic system is affected by the unpredictable phenomenon of partial shading. This causes the mismatch losses that suppress the power generation of healthy PV modules in it.
B. Praveen Kumar   +6 more
doaj   +3 more sources

A new array extension configuration method based on nesting and minimum redundancy

open access: yesIET Radar, Sonar & Navigation, 2023
While the uniform linear array (ULA) is a well‐known array configuration being widely used in various practical application scenarios, it also encounters numerous challenges in the field of direction‐of‐arrival (DOA) estimation.
He Ma   +3 more
doaj   +2 more sources

Performance Investigation of a Flexible Polyvinylidene Fluoride (PVDF) Energy Harvester Array in a Two-Stage Vertical Parallel Configuration [PDF]

open access: yesMicromachines
The performance characteristics of wind-induced energy harvesting were experimentally investigated using a flexible polyvinylidene fluoride (PVDF) energy harvester with a two-stage, parallel, and vertically aligned configuration.
Yujin Song, Chong Hyun Lee, Jongkil Lee
doaj   +2 more sources

Mitigation of mismatch losses in solar PV systems: a hybrid L-shaped propagated array configuration approach [PDF]

open access: yesFrontiers in Energy Research
There has been a global expansion of solar electricity during the past decades. Solar photovoltaic (PV) electricity generation is not only simple but also environmentally benign and cost-effective.
Belqasem Aljafari   +3 more
doaj   +2 more sources

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