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New members of XY converter family topologies are proposed in this treatise for a high-voltage/low-current renewable application. Based on the X Converter, the whole existing X-Y Converter family is categorized into four categories; L-Y, 2L-Y, 2LC-Y and 2LCm-Y converter. Four new 2LC-Y topologies (2LC-LVD, 2LC-2LVD, 2LC-2LCVD and 2LC-2LCmVD) converters are presented in this treatise which offer an...
A new L-L Multilevel Boost Converter (L-LMBC) topology for high gain renewable energy applications is proposed in this work. L-LMBC topology is designed to provide an operative solution for renewable energy applications which requires a high voltage conversion ratio and stack of the capacitor; such as a photovoltaic (PV) system with a Multilevel Inverter (MLI), electrical drives, automotive, hybrid...
In this article structural implementation and optimum performance of Vertical Axis Wind Turbine (VAWT) using magnetic levitation technology is articulated. With the positivity of customary VAWT, the surplus advantages like spinning at low wind-speed, higher efficiency, low noise emission, etc. are also quantified. The leading result ascending before traditional wind turbine can be demarcated as energy...
Total transfer capability analysis of power system is currently a critical issue in both planning & operating of systems. These issues mainly occur due to increase in area and interchanges among utilities. To reduce the flows in heavily loaded lines, Flexible Alternating Current Transmission System (FACTS) devices is used, this results in increased transfer capability, improve stability of the...
Transmission and Distribution of electric power through underground cables is a viable alternative to overhead lines, particularly in residential or highly populated areas. The electrical stresses are consequences of regular voltages and over voltages and the thermal stresses are related to heat produced inside the conductor due to flow of high rated current which is the main factors that affect its...
This treatise deals with Transistor Clamped Five Level Inverter using Non-Inverting Double Reference Single Carrier PWM (NIDRSC PWM) Technique. Conventional or two level inverter have drawbacks like: i) Requirement of fast switching devices, ii) Very high dv/dt, iii) High Electromagnetic Interferences (EMI), iv) Bulky filters, v) Faster heating of switches, and vi) Not suitable for high voltage applications...
The adiabatic techniques are widely used to decrease energy dissipation in conventional CMOS circuits. This article presents performance analysis of CNTFET based low energy and low power adiabatic logic. This logic can be used to decrease the dissipation in PMOS network and to restore the energy available at load capacitance and to recycle it instead of dissipating heat. But adiabatic technique is...
In this treatise, 4Nx hybrid Non Inverting & Non Isolated (NI-NI) DC-DC interleaved multi-level boost converter (4Nx IMBC) for renewable energy applications is proposed. The proposed 4Nx IMBC is derived by coalescing the feature of 2Nx DC-DC Interleaved Multi-level Boost Converter (2Nx IMBC), voltage-lift-switched-inductor-modified (VLSIm Cell) and Cockcroft Walton (CW) voltage multipliers. The...
This paper is about measurement of watt loss present in the capacitor banks when connected to the load. The main objective of this paper is to figure out losses such as eddy current loss, problems due to harmonics present in the system because of excess capacitor banks. Several parameters such as harmonics, k-factor and power factor are analyzed with the help of power analyzer. Practical values are...
Hextuple-inverter configuration for multilevel nine-phase symmetrical open-winding DC converter is articulated in this work. Power modular unit consists of six classical three-phase voltage source inverters (VSI). Each VSI includes one bi-directional device (MOSFET/IGBT) per each phase and link to two capacitors for neutral connection. A modified single carrier five-level modulation (MSCFM) algorithm...
In this paper hybrid non isolated/ non inverting Nx interleaved DC-DC multilevel Boost Converter for renewable energy applications is presented. The presented hybrid topology is derived from the conventional interleaved converter and the Nx Multilevel boost converter. In renewable energy applications, generated energy cannot be directly used at application end. In most of the cases it needs to be...
This paper presents a novel carrier based multilevel modulation for modified dual three-phase open-winding inverter applicable for low-voltage/high-current applications. A standard three-phase voltage source inverter (VSI) is connected across the open-winding of both ends of the motor. Each VSI incorporates an additional bi-directional switching device (MOSFET/IGBT) per phase and all three legs link...
This paper work proposed a five-phase five-level open-/star-winding multilevel AC converter suitable for low-voltage/high-current applications. Modular converter consists of classical two-level five-phase voltage source inverter (VSI) with slight reconfiguration to serve as a multilevel converter for open-/star-winding loads. Elaborately, per phase of the VSI is built with one additional bi-directional...
This paper presents a DC-DC buck converter through duality approach. In switched mode power supply (SMPS), buck converters are predominant parts. To control output quantity at output end, these converters are attached after rectifiers. There are some applications in which current source is available and there is need of output current control as most of SMPS applications have low current ratings....
This paper presents a non-isolated switched inductor sepic (SI-SEPIC) converter topologies for photovoltaic boost applications. In this paper three novel switched inductor Sepic (SI-SEPIC) converters topologies are demonstrated which retrieved from conventional sepic converter by replacing inductor by switched inductor. The structure formed with two inductors and three diode in which inductor gets...
This paper presents automated Multiple Liquid Bottle Filling (MLBF) system in which liquid is filled depending upon the color of bottle. The manual system of bottle filling cannot be applied in modern industries with bulk filling requirements as the process can consume considerable time and may causing spilling or wastage of the products. Consistency in filling of the bottles can also be yet another...
This paper presents a DC-DC current buck converter through duality approach and its DC transformer modelling for current based loads. Buck converters are predominant parts in switched mode power supply (SMPS). These converters are attached after rectifiers at output end to control output quantity. There are some applications in which current source is available and there is need of output current...
Multilevel inverters (MLI) plays a vital role in high voltage and high power applications due to its capability of converting DC to AC with reduced total harmonics distortion (THD). In this paper, a new multilevel inverter (MLI) with fewer number of control switches is proposed. The proposed topology requires a fewer number of control switches compared to conventional and recently derived topologies,...
Solar energy is one of the renewable energy which is used to generate electricity with the help of PV arrays. DC-DC converter is used to step up the DC voltage from PV arrays and then it is connected to an inverter for AC applications. Conventional inverters have many issues like non sinusoidal output, high total harmonic distortion (THD), high switching stress and more number of switches. So multilevel...
This paper presents a sepic based dual output DC-DC converter, which is suitable for solar applications where two output voltages are needed at the same time. The proposed converter topology is the combination of sepic converter and high gain multilevel boost converter. Only one input source and switch is required to obtain two output voltages at the same time. One output voltage is obtained through...
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