Results 191 to 200 of about 2,892 (242)

Synthesis of Single Phase DC/AC Inverters

2007 2nd IEEE Conference on Industrial Electronics and Applications, 2007
AbstractThis paper presents the basic derivation procedure and topological possibilities of creating single phase DC/AC inverters using simple DC/DC converters. It is shown that two separately controlled basic DC/DC converters are sufficient to produce sinusoidal output voltage.
openaire   +1 more source

Design, Modeling and Simulation of PID Control for DC/AC Inverters

2019 24th International Conference on Methods and Models in Automation and Robotics (MMAR), 2019
The paper presents modeling and simulation of DC/AC inverters with PID controllers designed so as to induce time-scale separation between fast mode of controller and slow mode of the output signal. The sampled data PWM system is modeled using its quasi-continuous time representation. SIMULINK models are used to verify approximations used.
Marian J. Blachuta, Zbigniew Rymarski, Robert Bieda, Krzysztof Bernacki, Rafal T. Grygiel   +4 more
openaire   +1 more source

Modelling of AC/DC/AC conversion systems with PWM inverter

IEEE Power Engineering Society Summer Meeting,, 2003
Modelling of AC/DC/AC power conversion systems with PWM inverters is considered and a new model is presented and discussed. The new model is based on the modulation function theory and uses the iterative harmonic and interharmonic analysis (IHIA), taking advantage of a new inverter model.
Carbone, R., DE ROSA, F., LANGELLA, Roberto, Sollazzo, A., TESTA, Alfredo   +4 more
openaire   +2 more sources

A Novel Dual-Boost DC-AC Circuit for PV Inverter

2011 Second International Conference on Digital Manufacturing & Automation, 2011
For the characteristics of low DC voltage output of PV array, a novel BOOST DC-AC inverter cirCuit is proposed, it is used DC chopper and based on the AC chopper principle. The tasks of boost and inverter are undertaken only by one level BOOST DC-AC cirCuits. With adjustable high voltage transfer ratio, PV inverter can be easily reaLized.
Biao Zhang, Jianlin Zhu, Meisheng He, Rong Zheng, Weiming Chen   +4 more
openaire   +1 more source

Power control for dual-input DC/AC inverter

2015 IEEE 6th International Symposium on Power Electronics for Distributed Generation Systems (PEDG), 2015
This paper investigates power control to regulate both inputs of dual-input DC/AC inverter independently. The dual-input DC/AC inverter topologies can be either neutral point clamp (NPC) or T-type three-level inverter. A mathematical model is established to derive the relationship between the dual-input power and the duty cycle of the DC/AC inverter ...
Cheng Yan, Shenjian Zou, Dehong Xu
openaire   +1 more source

Integrated DC-AC Inverter for Hybrid Power System

Applied Mechanics and Materials, 2015
A 300 W/ 50 Hz single-phase sine wave with a 555 timer IC controller was designed, simulated, implemented and tested to investigate output AC power quality. An input 12 VDC power supply, which simulates PV-Wind power source, was connected to the inverter circuit and charge-discharge energy storage was also studied.
Abadal Salam T. Hussain, Qais H. Jeflawi, F. Malek, Israa A. Dahham, Jailani O. Mahmoud, Mohd Asri Jusoh, Mohd Irwan Yusoff, Muhammad Irwanto Misrun, Gomesh Nair Shasidharan, Taha A. Taha   +9 more
openaire   +1 more source

Dc/ac Power Inverter For Telecom Loads

2018 IEEE International Telecommunications Energy Conference (INTELEC), 2018
Back in 1996, following a request for a no EMI (Electro Magnetic Interference) inverter, a new stepped-wave design was successfully proposed. It was based on Walsh functions but with three components in place of the classic 2,4,8.. of the theory. Many thousand units were built and installed, in size from 600VA to 2500VA.
openaire   +1 more source

A novel control strategy for the boost DC - AC inverter

2006 India International Conference on Power Electronics, 2006
Boost DC-AC inverter naturally generates in a single stage an AC voltage whose peak value can be lower or greater than the DC input voltage. The main drawback of this structure deals with its control. Boost inverter consists of Boost DC-DC converters that have to be controlled in a variable-operation point condition.
B. Kalaivani, V.Kumar Chinnaiyan, Jovitha Jerome   +2 more
openaire   +1 more source

A Novel Switched Coupled Inductor DC-AC inverter

2019 2nd International Conference on Intelligent Computing, Instrumentation and Control Technologies (ICICICT), 2019
This paper presents, the simulation of a single phase single stage switched coupled inductor DC-AC inverter. The proposed inverter has common ground between DC input and output AC, which is very useful for photovoltaic inverter system. The Z source and q-Z source inverter have high voltage gain compared with conventional inverters and the proposed ...
Sagar R. Sagavkar, Seema P. Diwan
openaire   +1 more source

A new soft-switched ZCZVT DC-AC inverter

2009 IEEE Vehicle Power and Propulsion Conference, 2009
This paper proposes a new auxiliary commutation cell for PWM inverters that allows the main switches to be turned on and off at zero voltage and zero current. The main switches zero current turn-on reduces the undesired effects of parasitic inductances related to the circuit layout.
K. Rahimi, A.N. Motlagh, M. Pakdel
openaire   +1 more source