Chia-Chou Yeh, N.A. Demerdash,
Fault-tolerant operation of induction motors fed by soft starters when experiencing thyristor/silicon-controlled rectifier open-circuit ... into the existing off-the-shelf three-phase soft starters to enhance the reliability and fault-tolerant capability of such soft starter systems. In the event of either thyristor open- ... any one of the phases, the fault-tolerant soft starters are capable of operating in a two-phase ... The performance resulted from the present fault-tolerant soft starter control has demonstrated reduced motor starting transient torque ...
Tópico(s): Electric Motor Design and Analysis
2009 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Energy Conversion
Fabien Volle, Suresh V. Garimella, Mark A. Juds,
... rectifiers (SCRs). However, the heat dissipation in the soft starter must be carefully managed in the design of ... both to address the heat dissipation in the soft starter by implementing analytical solutions to the heat diffusion equations inside the soft starter, and to investigate the use of a phase ... a determination of the transient performance of a soft starter by evaluating the thyristor junction temperature. Predictions from ... capacitance network approach. Experimental results obtained with the soft starter connected to a low-voltage 200 hp induction ...
Tópico(s): Nanofluid Flow and Heat Transfer
2010 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Power Electronics
Jesús A. Corral-Hernández, Jose A. Antonino‐Daviu, Joan Pons-Llinares, Vicente Climente-Alarcón, Vicente Frances-Galiana,
... of broken rotor bars in motors supplied via soft starters have been also reported in the industry. Motor ... the startup current analysis to the case of soft-starter-operated motors. The approach has proven to provide ... diagnosis conclusions. However, its extension to operation under soft starters was still a pending issue. The experimental results ... the validity of the proposed diagnosis approach in soft-starter-operated induction motors.
Tópico(s): Oil and Gas Production Techniques
2015 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
S. F. Rabbi, Jalal Taheri Kahnamouei, Xiaodong Liang, Jianming Yang,
... assist a motor start-up, a solid-state soft-starter can be deployed in such ESP wells. ESP ... significant dynamic torsion when started from reduced voltage soft-starters. Premature shaft breakdowns had occurred in the field during the motor start-up for soft-starter fed ESPs. This paper investigates the shaft breakdown ... shaft breakdown. Criteria for successful start-up for soft-starter driven ESP systems are also presented to increase ...
Tópico(s): Hydraulic and Pneumatic Systems
2019 - Institute of Electrical and Electronics Engineers | IEEE Open Journal of Industry Applications
Pinjia Zhang, Yi Du, T.G. Habetler, Bin Lü,
... paper proposes a nonintrusive motor heating technique using soft starters. By controlling the operation of the solid-state switches in soft starters, adjustable ac current can be injected into the ... the operation of the solid-state switches in soft starters. The importance of the proposed technique lies in ... the technique only uses the existing hardware of soft starters; the motor's condition is not interrupted since ...
Tópico(s): Magnetic Properties and Applications
2011 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
Pinjia Zhang, Bin Lü, T.G. Habetler,
... winding resistance estimation method for thermal protection of soft-starter-connected induction motors. By changing the gate drive signals of the thyristors in the soft starter, a small adjustable dc bias can be intermittently ... provide remote , sensorless , and accurate thermal protection for soft-starter-connected induction motors.
Tópico(s): Silicon Carbide Semiconductor Technologies
2008 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industrial Electronics
Frede Blaabjerg, J.K. Pedersen, Søren Rise, H.-H. Hansen, A.M. Trzynadlowski,
... results of an experimental evaluation of seven commercial soft-starters used with three motors of different power ratings. ... been measured and compared to illustrate operation of soft-starters and assess their energy-saving capabilities. Three standard ... 22 kW, were used. Several European manufacturers provided soft-starters for the investigation. Tests were performed under the ...
Tópico(s): Advanced DC-DC Converters
1997 - Institute of Electrical and Electronics Engineers | IEEE Industry Applications Magazine
Monalisa Mohanty, Sanjay Kumar Sahu, Manas Ranjan Nayak, Anshuman Satpathy, Subhashree Choudhury,
... interrupt the smooth functioning of the system. A soft starter is a solid-state device that limits the ... up to full speed. Proportional integral (PI)-based soft starter is a classical and linear one, so it ... controlled IM model along with a thyristor-based soft starter (SS) is designed using MATLAB/Simulink software and ...
Tópico(s): Electric Motor Design and Analysis
2020 - Springer Science+Business Media | Lecture notes in electrical engineering
Pinjia Zhang, Yi Du, Jing Dai, T.G. Habetler, Bin Lü,
... detect the state of the cooling capability for soft-starter-connected induction motors. Based on the estimated stator- ... monitoring scheme, can provide complete thermal protection for soft-starter-connected induction motors.
Tópico(s): Sensorless Control of Electric Motors
2009 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industrial Electronics
Ahmed Riyaz, Adeel Iqbal, Shaikh Moinoddin, SK MoinAhmed, Haneen Aburub,
... induction motor drive for two different types of soft starters; one based on IGBT and another based on ... their experimental validation. Keywords: Variable speed electric drives, Soft starter, Thyristor, IGBT
Tópico(s): Multilevel Inverters and Converters
2010 - Elsevier BV | International Journal of Engineering Science and Technology
Said A. Deraz, Haitham Z. Azazi,
This study presents a new current-limiting soft-starter for a three-phase induction motor drive system using pulse width modulation (PWM) AC chopper. A novel configuration of three-phase PWM AC ... zero crossing detection circuits, which employed in thyristorised soft starters. It requires only one current sensor. The duty ...
Tópico(s): Induction Heating and Inverter Technology
2017 - Institution of Engineering and Technology | IET Power Electronics
Amir Abdel Menaem, Mohamed Elgamal, Abdel‐Haleem Abdel‐Aty, Emad E. Mahmoud, Zhe Chen, Mohamed A. Hassan,
... of the firing angles of thyristors in the soft starter. Using the ANN approach, the complexity of the ... to train the ANN model. Secondly, the IM- soft starter system is modeled using MATLAB/SIMULINK. To prove ... investigated. Finally, a laboratory prototype of 3 kW soft starter is implemented. The proposed control scheme is executed ...
Tópico(s): Advanced Algorithms and Applications
2020 - Institute of Electrical and Electronics Engineers | IEEE Access
N. Azizan, Muhammad Mokhzaini Azizan, M. I. Fahmi, M. Z. Aihsan, Muzammil Jusoh, Nashrul Fazli Mohd Nasir, Mohd Zakimi Zakaria,
... power electronics are matrix converter, frequency inverter and soft starter. In this paper, the design of autotransformer and soft starter are focused in order to compare inrush current ... application. On the other hand, the three-phase soft starter employs two anti-parallel connected switches in each ...
Tópico(s): Sensorless Control of Electric Motors
2021 - American Institute of Physics | AIP conference proceedings
Ángela Navarro-Navarro, Israel Zamudio-Ramírez, Vicente Biot-Monterde, Roque A. Osornio‐Rios, Jose A. Antonino‐Daviu,
... in the bars during the starting transient. Currently, soft-starters have been used in order to reduce the ... change according to the technology implemented by the soft-starter. This paper proposes a novel methodology for the ... of BRB in IMs under the influence of soft-starters. The proposal relies on the combined analysis of ... kW IM and using four different models of soft-starters. The obtained results demonstrate the capabilities of the ...
Tópico(s): Non-Destructive Testing Techniques
2022 - Multidisciplinary Digital Publishing Institute | Energies
Sorin Ioan Deaconu, Marcel Topor, Gabriel Nicolae Popa, Diana Alina Bistrian,
... the parameters of the machine and of the soft starter on the dynamics of the induction machine start. ... voltage dip at the startup of one industrial soft starter. Using an already predefined fire angle characteristic the ... can lead to less than optimum results [9]. Soft starters using silicon-controlled rectifiers (SCRs) are now used ... during its starting transient [8], [10]. Appearance of soft starters produced a qualitative raise in starting, stopping or ... rotor. There are numerous producing companies that offer soft starters at low voltages (400 and 690 V) or ...
Tópico(s): Multilevel Inverters and Converters
2010 - Ștefan cel Mare University of Suceava | Advances in Electrical and Computer Engineering
Taha A. Enany, Wael Ismael Wahba, Mohamed Hassan,
... technique; therefore a thermal protection is obtained for soft-starter-connected to induction motors. The soft-starter is used to inject a DC signal in ... gate drive signals of the Thyristor in the soft starter. The level of the injected DC signal is ...
Tópico(s): Magnetic Properties and Applications
2014 - IGI Global | International Journal of System Dynamics Applications
Jiaxin Yuan, Chuansheng Wang, Yong Zhu, Baichao Chen,
... The calculation formula of cost for magnetic control soft starter and auto-transformer and magnetic control soft starter is deduced, and specific examples are analyzed and ... the cost of auto-transformer and magnetic control soft starter compared with the other one. Finally, the simulation ...
Tópico(s): High-Voltage Power Transmission Systems
2019 - | CES Transactions on Electrical Machines and Systems
Produção Nacional
Revisado por pares
Igor A. Pires, Alysson Augusto Pereira Machado, Braz J. Cardoso Filho,
... mitigate large inrush currents using controlled voltage ramp soft-starter-based circuit is presented. Simulation and experimental results prove the effectiveness of the soft-starter-based controlled energization.
Tópico(s): Power Transformer Diagnostics and Insulation
2018 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
Hauke Nannen, Heiko Zatocil, Gerd Griepentrog,
Soft starters are a well-known solution for starting induction motors in industrial applications. With a predictive algorithm approach the losses in motor and soft starter can be lowered significantly. This article presents an ...
Tópico(s): Multilevel Inverters and Converters
2021 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industrial Electronics
Pinjia Zhang, Yi Du, Bin Lü, T.G. Habetler,
... a remote and sensorless thermal protection scheme for soft-starter-connected induction motors. A dc signal injection-based ...
Tópico(s): Silicon Carbide Semiconductor Technologies
2009 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
Fernando Briz, M.W. Degner, Juan Manuel Guerrero, Pablo García,
... the overmodulation region and 2) machines operated from soft-starters during startup. In both cases, high-frequency (in ... inverters working in the linear modulation region or soft-starters in the steady state, and provides interesting opportunities ...
Tópico(s): Multilevel Inverters and Converters
2009 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
K. Sundareswaran, Bos Mathew Jos,
... thyristorised star/delta switch is proposed as a soft starter and energy saver for delta-connected induction motor ...
Tópico(s): Advanced DC-DC Converters
2005 - Institution of Engineering and Technology | IEE Proceedings - Electric Power Applications
Adel Gastli, Mohamed M. Ahmed,
Soft starters are used as induction motor controllers in compressors, blowers, fans, pumps, mixers, crushers and grinders, and many other applications. Soft starters use ac voltage controllers to start the induction ...
Tópico(s): Advanced Control Systems Design
2005 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Energy Conversion
... understood. However, with the increased use of electronic soft starters and variable-frequency drives, applications can be markedly ... history of starting a centrifuge with an electronic soft starter is studied. Finally, a comparison of all of ...
Tópico(s): Magnetic Properties and Applications
2001 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
G. Zenginobuz, I. Çadırcı, Muammer Ermiş, C. Barlak,
... performance of a voltage-controlled large induction motor soft starter has been improved, resulting in nearly perfect current and torque profiles. The performance analysis of the soft-starter motor-load combination has been carried out in ...
Tópico(s): Multilevel Inverters and Converters
2001 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
Vicente Biot-Monterde, Ángela Navarro-Navarro, Jose A. Antonino‐Daviu, Hubert Razik,
... by different types of starters, quite often by soft-starters. Despite rotor damages are more prone to occur ... been also reported in those ones driven by soft-starters. Related to this, the use of these type ...
Tópico(s): Magnetic Properties and Applications
2021 - Multidisciplinary Digital Publishing Institute | Energies
Vicente Biot-Monterde, Ángela Navarro-Navarro, Israel Zamudio-Ramírez, Jose A. Antonino‐Daviu, Roque A. Osornio‐Rios,
... the appearance of these faults, the use of soft starters is becoming usual. However, these devices introduce additional ... the rotor health state in IMs driven by soft starters. The proposed method relies on obtaining the Persistence ... 1.1 kW IM driven by four different soft starters coupled to a DC motor. The results confirm ...
Tópico(s): Sensorless Control of Electric Motors
2022 - Multidisciplinary Digital Publishing Institute | Sensors
Pinjia Zhang, Yi Du, T.G. Habetler, Bin Lü,
... stator winding resistance and temperature estimation technique for soft-starter-connected ac motors at standstill. By changing the ... of the solid-state power switches in the soft starter, a dc signal can be intermittently injected into ...
Tópico(s): Sensorless Control of Electric Motors
2010 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industry Applications
Fei Jiang, Chunming Tu, Qi Guo, Zhengyu Wu, Yinyi Li,
This study proposes an adaptive soft starter control for induction motors using a multifunctional series compensator (MFSC). The proposed MFSC can operate in two modes: (i) the compensation ... voltage of the motor remains constant. In the soft-starter mode, the proposed converter injects adjustable virtual impedance ...
Tópico(s): Diverse Industrial Engineering Technologies
2019 - Institution of Engineering and Technology | IET Electric Power Applications
Evgeniy A. Kosykh, Aleksey V. Udovichenko, Nikolay N. Lopatkin, Gennady S. Zinoviev, Evgeniy Grishanov, Regina Sarakhanova,
... for the use of AC voltage converters as soft starters for induction motors. A direct connection of the ... power. The article analyzes the features of modern soft starters, describes the circuit design, presents a mathematical calculation ...
Tópico(s): Induction Heating and Inverter Technology
2022 - Multidisciplinary Digital Publishing Institute | Electronics