Works about FREQUENCY changers

Results: 793

Design of Control System of Water Source Heat Pump Based on Fuzzy PID Algorithm.

Published in:

International Journal of Advanced Computer Science & Applications, 2025, v. 16, n. 4, p. 449

By:

Min Dong;
Xue Li;
Yixuan Yang;
Zheng Li;
Hui He

Publication type:

Article

Sharp Drop Ahead for Russian Elevator Manufacturers: Declining housing construction in Russia will soon cause a similar decline in elevator sales.

Published in:

Elevator World, 2025, v. 72, n. 5, p. 100

By:

Gerden, Eugene

Publication type:

Article

AMD FPGA 플랫폼을 활용한 재구성 가능 채널 선택적 리피터 시스템 설계 및 구현.

Published in:

Journal of the Korea Institute of Information & Communication Engineering, 2025, v. 29, n. 4, p. 533, doi. 10.6109/jkiice.2025.29.4.533

By:

윤병철;
배가은;
이병현;
이 진

Publication type:

Article

Power stabilization control of wireless charging system based on LCL‐P compensation structure.

Published in:

International Journal of Circuit Theory & Applications, 2025, v. 53, n. 5, p. 3119, doi. 10.1002/cta.4250

By:

Yue, Yonghui;
Sun, Zhenao;
Lu, Mingyu

Publication type:

Article

Increase Output Energy and Operation Frequency of a Triboelectric Nanogenerator by Two Grounded Electrodes Approach.

Published in:

Advanced Functional Materials, 2014, v. 24, n. 19, p. 2892, doi. 10.1002/adfm.201303659

By:

Cheng, Gang;
Lin, Zong‐Hong;
Du, Zuliang;
Wang, Zhong Lin

Publication type:

Article

Drifting ELF/VLF Emissions Observed at Low Latitude Ground Station During Geomagnetic Storm.

Published in:

Earth, Moon & Planets, 2010, v. 106, n. 2-4, p. 119, doi. 10.1007/s11038-010-9353-4

By:

Singh, A.;
Singh, Shubha;
Singh, R.

Publication type:

Article

Fault-tolerant distributed load/frequency supervisory strategies for networked multi-area microgrids.

Published in:

International Journal of Robust & Nonlinear Control, 2014, v. 24, n. 8-9, p. 1380, doi. 10.1002/rnc.3126

By:

Tedesco, Francesco;
Casavola, Alessandro

Publication type:

Article

The interaction of submarine cables and the power quality of an oil rig's electrical system.

Published in:

Electrical Engineering, 2020, v. 102, n. 3, p. 1521, doi. 10.1007/s00202-020-00972-1

By:

Vidaurre, Renato Moreira;
Fortes, Márcio Zamboti

Publication type:

Article

Multistage Centrifugal Extractor with Magnetic Clutch for Chemical Productions.

Published in:

Chemical & Petroleum Engineering, 2014, v. 50, n. 3/4, p. 229, doi. 10.1007/s10556-014-9885-y

By:

Krasil'nikov, A.;
Politov, A.

Publication type:

Article

Energy and force characteristics of cutting worn metal-cord reinforced tires.

Published in:

Chemical & Petroleum Engineering, 2009, v. 45, n. 5/6, p. 313, doi. 10.1007/s10556-009-9186-z

By:

Veshchev, A.;
Provorov, A.;
Sartakov, Yu.

Publication type:

Article

Intensification of the drying of mineralized plates by the energy of a super-high-frequency electromagnetic field.

Published in:

Chemical & Petroleum Engineering, 2008, v. 44, n. 9/10, p. 557, doi. 10.1007/s10556-008-9099-2

By:

Shatalov, A.

Publication type:

Article

Parameters of a1 2vv 15/40-8/30 multiphase pump for various drive shaft speeds.

Published in:

Chemical & Petroleum Engineering, 2004, v. 40, n. 9/10, p. 522, doi. 10.1007/s10556-005-0007-8

By:

Ryazantsev, V.;
Plyasov, V.

Publication type:

Article

Data network traffic analysis and optimization strategy of real-time power grid dynamic monitoring system for wide-frequency measurements.

Published in:

Global Energy Interconnection, 2022, v. 5, n. 2, p. 131, doi. 10.1016/j.gloei.2022.04.011

By:

Jinsong Li;
Hao Liu;
Wenzhuo Li;
Tianshu Bi;
Mingyang Zhao

Publication type:

Article

Analysis and Design of Quasi-resonant Flyback Converter.

Published in:

Electric Drive, 2024, v. 54, n. 1, p. 20, doi. 10.19457/j.1001-2095.dqcd24545

By:

WU Qing;
AN Shaoliang;
XU Yixuan;
DONG Songsong

Publication type:

Article

Adaptive fine pollutant discharge control for motor vehicles tunnels under traffic state transition.

Published in:

IET Intelligent Transport Systems (Wiley-Blackwell), 2015, v. 9, n. 8, p. 783, doi. 10.1049/iet-its.2014.0314

By:

Tan, Zhen;
Xia, Yingjie;
Yang, Qinmin;
Zhou, Guomin

Publication type:

Article

智能化表面处理自动化生产线系统设计.

Published in:

Electroplating & Finishing, 2023, v. 42, n. 17, p. 29, doi. 10.19289/j.1004-227x.2023.17.005

By:

张胜宝;
师玉英;
王恩双;
张春艳;
刘星岑;
曲军;
孙境尧;
孙中尧

Publication type:

Article

DESIGN OF A SIMPLE LOW-COST QUARTZ CRYSTAL MICROBALANCE SYSTEM.

Published in:

Instrumentation Science & Technology, 2013, v. 41, n. 5, p. 473, doi. 10.1080/10739149.2013.792096

By:

Kamel, M.M.;
El Nimr, M.K.;
Assar, S.T.;
Atlam, A.S.

Publication type:

Article

A NEW FORWARD-SCATTER VISIBILITY SENSOR BASED ON A UNIVERSAL FREQUENCY-TO-DIGITAL CONVERTER.

Published in:

Instrumentation Science & Technology, 2013, v. 41, n. 5, p. 445, doi. 10.1080/10739149.2013.780250

By:

Barrales-Guadarrama, R.;
Mocholí-Salcedo, A.;
Rodríguez-Rodríguez, M.E.;
Barrales-Guadarrama, V.R.;
Vázquez-Cerón, E.R.

Publication type:

Article

Managing the power supply energy efficiency by means of higher harmonics.

Published in:

Energy Policy Journal / Polityka Energetyczna, 2024, v. 27, n. 4, p. 59, doi. 10.33223/epj/191813

By:

PIVNYAK, Gennadiy;
AZUKOVSKIY, Oleksandr;
PAPAIKA, Yurii;
CABANA, Edgar Caseres;
MIEDZIŃSKI, Bogdan;
POLNIK, Bartosz;
JAMRÓŻ, Andrzej;
POLYANSKA, Alla

Publication type:

Article

DIELECTRIC PROPERTIES OF (Sr0.8Pb0.2)TiO3-MgO COMPOSITES AT LOW AND MICROWAVE FREQUENCIES.

Published in:

Integrated Ferroelectrics, 2008, v. 104, n. 1, p. 90, doi. 10.1080/10584580802594733

By:

SOMIYA, YOSHITAKA;
PERINI, STEVEN E.;
LANAGAN, MICHAEL T.;
DE LOS SANTOS GUERRA, JOSE;
GARCIA, DUCINEI;
EIRAS, JOSE A.;
BHALLA, AMAR S.;
CROSS, L.ERIC

Publication type:

Article

BANDWIDTH ENGINEERING FOR EFFICIENT FREQUENCY DOUBLING OF HIGH POWER FIBER LASERS USING PERIODICALLY POLED KTP CRYSTALS.

Published in:

Integrated Ferroelectrics, 2008, v. 98, n. 1, p. 241, doi. 10.1080/10584580802096655

By:

Yalin Lu;
Kontur, F. J.;
Dajani, I. A.;
Knize, R. J.

Publication type:

Article

FABRICATION AND CHARACTERIZATION OF PERIODICALLY POLED LITHIUM NIOBATE SINGLE CRYSTAL FIBERS.

Published in:

Integrated Ferroelectrics, 2007, v. 90, n. 1, p. 53, doi. 10.1080/10584580601099116

By:

Yalin Lu;
Iyad, Dajani A.;
Knize, R. J.

Publication type:

Article

Research on Nanosecond High-Pulse-Energy Regenerative Amplifier with Adjustable Pulse Duration and Third Harmonic Generation.

Published in:

Photonics, 2025, v. 12, n. 4, p. 353, doi. 10.3390/photonics12040353

By:

Cheng, Mengyao;
Wang, Hua;
Tian, Wenlong;
Liu, Yizhou;
Zhu, Jiangfeng

Publication type:

Article

Nonlinear-Optical Processing of OAM Light States in a Few-Mode Fiber.

Published in:

Photonics, 2025, v. 12, n. 3, p. 233, doi. 10.3390/photonics12030233

By:

Guo, Cheng;
Shamsshooli, Afshin;
Parmigiani, Francesca;
Li, Xiaoying;
Vasilyev, Michael

Publication type:

Article

Multidisciplinary Laser Facility Driven by New-Generation High-Repetition Laser.

Published in:

Photonics, 2024, v. 11, n. 12, p. 1157, doi. 10.3390/photonics11121157

By:

Vaz, Gonçalo;
Alves, Joana;
Hariton, Victor;
João, Celso P.;
Marques, João;
Cristino, David;
Gomes, Hugo;
Priebe, Cara;
Pokorny, Petr;
Santos, Maria P.;
Pires, Hugo;
Figueira, Gonçalo

Publication type:

Article

Second Harmonic Generation in Apodized Chirped Periodically Poled Lithium Niobate Loaded Waveguides Based on Bound States in Continuum.

Published in:

Photonics, 2024, v. 11, n. 8, p. 769, doi. 10.3390/photonics11080769

By:

He, Junjie;
Lin, Mianjie;
Ma, Fei

Publication type:

Article

Crystal ZnGeP 2 for Nonlinear Frequency Conversion: Physical Parameters, Phase-Matching and Nonlinear Properties: Revision.

Published in:

Photonics, 2024, v. 11, n. 5, p. 450, doi. 10.3390/photonics11050450

By:

Grechin, Sergey G.;
Muravev, Ilyia A.

Publication type:

Article

Research Progress on Femtosecond Laser Poling of Ferroelectrics.

Published in:

Photonics, 2024, v. 11, n. 5, p. 447, doi. 10.3390/photonics11050447

By:

Sheng, Yan;
Chen, Xin;
Xu, Tianxiang;
Liu, Shan;
Zhao, Ruwei;
Krolikowski, Wieslaw

Publication type:

Article

Hybrid Graphene–Silicon Arrayed Waveguide Gratings for On-Chip Signal–Frequency Conversion.

Published in:

Photonics, 2024, v. 11, n. 4, p. 302, doi. 10.3390/photonics11040302

By:

Tippinit, Janvit;
Kuittinen, Markku;
Roussey, Matthieu

Publication type:

Article

Pseudo-Stilbene- and Azobenzene-Type Systems for Optical Frequency Conversion: Estimating the First-Order Molecular Hyperpolarizability.

Published in:

Photonics, 2024, v. 11, n. 3, p. 283, doi. 10.3390/photonics11030283

By:

Araújo, Raiane S.;
Rodrigues Jr., José J.;
Alencar, Márcio A. R. C.;
Rafique, Jamal;
Saba, Sumbal;
Abegão, Luis M. G.

Publication type:

Article

Towards Implementation of 3D Amplitude Shaping at 515 nm and First Pulseshaping Experiments at PITZ.

Published in:

Photonics, 2024, v. 11, n. 1, p. 6, doi. 10.3390/photonics11010006

By:

Hoffmann, Andreas;
Good, James;
Gross, Matthias;
Krasilnikov, Mikhail;
Stephan, Frank

Publication type:

Article

All-Fiber Pulse-Train Optical Frequency-Domain Interferometer for Dynamic Absolute Distance Measurements of Vibration.

Published in:

Photonics, 2023, v. 10, n. 12, p. 1342, doi. 10.3390/photonics10121342

By:

Ma, Heli;
Liu, Cangli;
Chen, Long;
Tang, Longhuang;
Tao, Tianjiong;
Wu, Jian;
Liu, Shenggang;
Jia, Xing;
Li, Chengjun;
Wang, Xiang;
Weng, Jidong

Publication type:

Article

Watt-Level Diode-End-Pumped Self-Mode-Locked Tm,Ho:LLF Laser.

Published in:

Photonics, 2023, v. 10, n. 10, p. 1133, doi. 10.3390/photonics10101133

By:

Zhang, Su;
Ma, Liheng;
Liu, Wen;
Sun, Chunsheng;
Han, Hongwei;
Hu, Qingping;
Zhang, Shuang;
Kai, Li

Publication type:

Article

An Ultrabroadband and Cost-Effective Edge Coupler for Efficient Thin Film Lithium Niobate Photonics.

Published in:

Photonics, 2023, v. 10, n. 7, p. 760, doi. 10.3390/photonics10070760

By:

Chen, Houhong;
Ma, Fei;
Chen, Ke;
Dong, Jianwen

Publication type:

Article

Nonlinear Optical Materials: Predicting the First-Order Molecular Hyperpolarizability of Organic Molecular Structures.

Published in:

Photonics, 2023, v. 10, n. 5, p. 545, doi. 10.3390/photonics10050545

By:

Santos, Francisco A.;
Cardoso, Carlos E. R.;
Rodrigues Jr., José J.;
De Boni, Leonardo;
Abegão, Luis M. G.

Publication type:

Article

High–Efficiency, Widely Tunable MgO: PPLN Optical Parametric Oscillator.

Published in:

Photonics, 2023, v. 10, n. 5, p. 505, doi. 10.3390/photonics10050505

By:

Lian, Yueyue;
Tian, Wenlong;
Sun, Hao;
Yu, Yang;
Su, Yulong;
Tong, Hui;
Zhu, Jiangfeng;
Wei, Zhiyi

Publication type:

Article

Broadband Microwave Photonic Mixer with Flexibly Tunable Phase Shift and Supporting Dispersion-Induced Power-Fading-Free Fiber Transmission.

Published in:

Photonics, 2023, v. 10, n. 4, p. 432, doi. 10.3390/photonics10040432

By:

Yuan, Mingxiu;
Peng, Di;
Qin, Yuwen;
Li, Jianping;
Xiang, Meng;
Xu, Ou;
Fu, Songnian

Publication type:

Article

Nonlinear Optical Study in a Set of Dibenzylideneacetone Derivatives with Potential for Optical Frequency Conversion.

Published in:

Photonics, 2020, v. 7, n. 1, p. 8, doi. 10.3390/photonics7010008

By:

Santos, Francisco A.;
Abegão, Luis M. G.;
Fonseca, Ruben D.;
Alcântara, Aline M.;
Mendonça, Cleber R.;
Alencar, Márcio A. R. C.;
Valle, Marcelo S.;
Kamada, Kenji;
De Boni, Leonardo;
Rodrigues, José J.

Publication type:

Article

Modified Fast Terminal Sliding Mode Control for DC-DC Buck Power Converter with Switching Frequency Regulation.

Published in:

International Transactions on Electrical Energy Systems, 2022, p. 1, doi. 10.1155/2022/5076611

By:

Balta, Güven;
Güler, Naki;
Altin, Necmi

Publication type:

Article

DETERMINING THE EFFICIENCY OF TECHNIQUES FOR OPTIMIZING THE NUMBER OF TAGS IN MODERN HUMANMACHINE INTERFACES UNDER CONDITIONS OF LIMITED RESOURCES.

Published in:

Eastern-European Journal of Enterprise Technologies, 2024, v. 130, n. 2, p. 52, doi. 10.15587/1729-4061.2024.309029

By:

Polupan, Volodymyr;
Mirkevych, Roman;
Pupena, Oleksandr;
Klymenko, Oleh;
Mirkevych, Oleksii

Publication type:

Article

A METHOD FOR CALCULATING THE PARAMETERS OF THE SINE FILTER OF THE FREQUENCY CONVERTER, TAKING INTO ACCOUNT THE CRITERION OF STARTING CURRENT LIMITATION AND PULSE-WIDTH MODULATION FREQUENCY.

Published in:

Eastern-European Journal of Enterprise Technologies, 2021, v. 109, n. 8, p. 6, doi. 10.15587/1729-4061.2021.225327

By:

Nerubatskyi, V.;
Plakhtii, O.;
Hordiienko, D.;
Mykhalkiv, S.;
Ravluyk, V.

Publication type:

Article

ASSESMENT OF GROUP REGULATION FEASIBILITY IN THERMAL POWER PLANT AUXILIARIES CAPACITY CONTROL.

Published in:

Eastern-European Journal of Enterprise Technologies, 2020, v. 108, n. 8, p. 45, doi. 10.15587/1729-4061.2020.218586

By:

Vanin, V.;
Lasurenko, O.;
Kruhol, M.

Publication type:

Article

Анализ динамических характеристик преобразователя, работающего на комплексную нагрузку.

Published in:

Eastern-European Journal of Enterprise Technologies, 2020, v. 107, n. 5, p. 56, doi. 10.15587/1729-4061.2020.215145

By:

Верещаго, Е. Н.;
Костюченко, В. И.;
Новогрецкий, С. Н.

Publication type:

Article

Photon Frequency Conversion in High-Q Superconducting Resonators: Axion Electrodynamics, QED, and Nonlinear Meissner Radiation.

Published in:

Progress of Theoretical & Experimental Physics: PTEP, 2024, v. 2024, n. 12, p. 1, doi. 10.1093/ptep/ptae183

By:

Ueki, Hikaru;
Sauls, J A

Publication type:

Article

Construction practice of water conveyance tunnel among complex geotechnical conditions: a case study.

Published in:

Scientific Reports, 2023, v. 13, n. 1, p. 1, doi. 10.1038/s41598-023-42192-0

By:

Duan, Kaimin;
Zhang, Guofeng;
Sun, Hui

Publication type:

Article

Introduction of a novel frequency converter using piezoelectric vibrations modes.

Published in:

Scientific Reports, 2023, v. 13, n. 1, p. 1, doi. 10.1038/s41598-023-38139-0

By:

Pirayande, Ava;
Hojjat, Yousef

Publication type:

Article

ASYNCHRONOUS MOTOR SPEED CONTROL BY PRO VIEW OPEN SOURCE SOFTWARE WITHIN A SCADA INTERFACE.

Published in:

Scientific Studies & Research. Series Mathematics & Informatics, 2014, v. 24, n. 1, p. 105

By:

PUIU, PETRU GABRIEL;
FURDU, IULIAN

Publication type:

Article

Generation of structured light and controlled-NOT gate in microwave regime.

Published in:

Applied Physics B: Lasers & Optics, 2025, v. 131, n. 4, p. 1, doi. 10.1007/s00340-025-08451-w

By:

Bhardwaj, Parkhi;
Dasgupta, Shubhrangshu

Publication type:

Article

2.53 W of 261 nm continuous wave generation in a pr: YLF laser pumped by blue laser diode at 444.2 nm.

Published in:

Applied Physics B: Lasers & Optics, 2024, v. 130, n. 8, p. 1, doi. 10.1007/s00340-024-08281-2

By:

Yao, Yi;
Zheng, Quan;
XiChen;
Wang, Jinyan;
Xiao, Huidong;
Wang, Yan;
Wang, Yuning;
Liu, Huizhen;
Tian, Donghe

Publication type:

Article

Noncollinear phase matching and effective nonlinear coefficient calculations for biaxial crystal out of the principal plane.

Published in:

Applied Physics B: Lasers & Optics, 2024, v. 130, n. 6, p. 1, doi. 10.1007/s00340-024-08247-4

By:

Xing, Dingding;
Yi, Dongchi;
Yuan, Suochao;
Chen, Xiaoyi;
Da, Zhengshang

Publication type:

Article