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Electromyography plays a key role in biomedical engineering to analyze the various neuromuscular disease. It is necessary to identify the complex signals from EMG and identify the myopathy and neuropathy signals. In this paper three samples of signals are taken from healthy person, patient with myopathy and patient with neuropathy. These signals are preprocessed suitable for applying to the MATLAB...
Maximum power point trackers (MPPTs) play a significant role in extracting power from photovoltaic (PV) generators as they draw the maximum power output (MPP) available irrespective of continuous changes of temperature and irradiation conditions. Therefore, in the efficiency of the global PV system, MPPTs take the foremost place. A DC-DC boost converter boosts the DC voltage generated by the photovoltaic...
Electromyography plays a key role in biomedical engineering to analyze the various neuromuscular disease. It is necessary to identify the complex signals from EMG and identify the myopathy and neuropathy signals. In this paper three samples of signals are taken from healthy person, patient with myopathy and patient with neuropathy. These signals are preprocessed suitable for applying to the MATLAB...
This paper presents a novel three phase symmetrical cascaded multi-level inverter topology based on switched capacitor basic units. The proposed topology has inherent capability to boost the input voltage and can generate multilevel output voltage with reduced number of power supplies and switching devices compared to that for other recently developed three phase topologies. Further, the presented...
This paper presents a new topology of sparse matrix converter (SMC) based on extended boost z-source inverter topology. The proposed topology gives more boosting factor as compared to other z-source matrix converters with same modulation index. Space vector pulse width modulation (PWM) technique as well as zero current switching has been implemented for the proposed topology. Further detail analytical...
In this paper a new hybrid switched capacitor multilevel inverter topology is proposed. The inverter consists of a switched capacitor unit and a leg of three phase two level voltage source inverter. By the proposed topology we can get higher level of line voltage using less number of switches. Thus switching loss will be lesser and efficiency will be higher. The said topology is simulated in MATLAB/SIMULINK...
This paper presents a comparative study of different classical as well as advanced PWM techniques for a new ZSI topology known as Extended-boost ZSI. The PWM techniques has been divided into two parts; one is carrier based PWM techniques and another is space vector based PWM techniques. There exist some advanced PWM techniques like Bus Clamping PWM techniques. This paper presents an analytical study...
Surveillance systems plays a major role in our daily lives, business. Traditional systems are quite costly and mainly designed for commercial uses mostly. Whereas those system suffers lack of memory, computational intelligence and power utilisation factors. Even a lot of work has been done in concern to video surveillance. But still a cost effective, stable, low power, customised development is in...
The Photovoltaic System is considered as one of the effective means of electrifying remote and isolated areas in today's world. This paper provides a complete optimal design to generate power using standalone PV system in the remote location of UAE. The pattern of the load is initially analyzed and the solar irradiance of the remote location near abudhabi is taken from the RET simulation software...
The objective of this paper is to propose a country boat utilising the application of stand-alone photovoltaic system using Buck-Boost converter which simplifies the power system and stabilize the economic factor. From the viewpoint of environmental protection it is very much essential to regulate the amount of exhaust gases emitted from the diesel engines which are used in normal country boat for...
For a grid connected solar photovoltaic power system, synchronization in between generated voltage and grid voltage plays a pivotal role. This paper deals with modeling and synchronization in high voltage grid connected photovoltaic (PV) generation system. The proposed configuration not only can generate and boost up the DC voltage, but can also convert the solar DC power into high quality AC power...
This paper gives an idea to reduce the harmonics contained of current source modified half bridge inverter in the input power supply. Here, a LC low pass filter is incorporated for block the harmonics and exposed the sinusoidal input at supply end. For distinguish between fundamental and harmonics Fourier transform is used as this is a better analytical tool in the frequency domain for getting unknown...
Like all light sources, LED based lighting system is a rapidly evolving technology used for lighting designing of buildings, roadways, subway, streetlight etc. to reduce energy consumption and also their efforts to reduce overall cost. New LED based (i.e. LED T8) lighting system is used in different places as replacement of other traditional lamp / tube for fixture with the light sources built in...
This article describes about microwave oven, a health hazardous device, used as cooking appliance as compared to induction cooker. Microwaves travel at the speed of light and it is very short waves of electromagnetic energy. There is a magnetron tube in microwave ovens. In the magnetron tube electrons are exaggerated by electric fields and magnetic fields in such a way that micro wavelength emission...
The contemporary paper describes the effective lighting system which can be efficiently used for surface mines using green energy and it also compares fluorescent lighting system with yesteryear's lighting system. Although Incandescent lamps are phased out their construction and operation provides good foundation for understanding other technologies. The requirements of lighting systems, luminaire...
In this paper a converter is described where both series and parallel resonant circuits are used. To minimize the losses, switching instant is chosen at zero current crossover instant. The converter scheme described in this paper consists of four MOSFETs in H-bridge configuration. It is used for industrial induction heating purposes comprising of dual zone heating. The switching frequency lies in...
This paper describes a converter where both series and parallel resonant circuits are used. In order to minimize losses, switching is made at zero current crossover. The converter described in this paper, has four Mos controlled thyristors in H-bridge configuration. It is used for an induction cooking-range with multi hot zones. The switching frequency is in the band of 20 kHz to 60 kHz i.e. 50 kHz...
This article describes a health hazards free induction cooking which improves energy efficiency as compared to microwave cooking. Microwaves are very short waves of electromagnetic energy that travel at the speed of light. Microwave ovens contain a magnetron, a tube in which electrons are affected by magnetic and electric fields in such a way so as to produce micro wavelength radiation at about 2...
The use of Compact Fluorescent Lamp increases for photovoltaic lighting systems due to their high luminous efficacy and ability to provide adequate lumen output for a given lighting application. The luminous efficacy increases with switching frequency while providing eye comfort to user. The low electrical consumption makes the CFL an ideal choice for solar photovoltaic power system for lighting application...
This paper deals with the energy savings in cap lighting system of underground coalmines using Light-Emitting Diodes based cap lamp as compared to other light sources. The purpose of the paper is to ensure numerous complex and interrelated factors that must be considered to design and implement a LED based efficient lighting system suitable for underground coalmines which will satisfy human needs...
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