PHOTOVOLTAIC-FED MULTILEVEL INVERTER
The quality of power is most significant in the field of the power system. Many techniques are used for improving the same. In this article, the quality of the Power and THD values for different switching pulses are to be analyzed. Here, the existing system comprises a Solar Photovoltaic array, boost converter, Multilevel inverter with normal switching pulse, and RLC Load. The proposed system comprises a solar photovoltaic array fed multilevel inverter with Pseudorandom Binary Switching (PRBS) pulse, buck-boost converter, and three-phase induction motor. The Pseudo-Random Binary Sequence generator consists of shift register and logic gates...
SINGLE PHASE MATRIX CONVERTER APPLICATIONS (PART I)
A study of applications of Matrix Converter in single phase is presented. Single Phase Matrix Converter topology (SPMC) has many advantages. It is flexible and can replace many converter topologies by its wide applications as universal converter…
ADVANCED POLYAMIDE COMPOUNDS FOR CONNECTORS
Owing to some shortcomings of thermoplastics, a need was felt to make thermoplastics behave like thermosets. This led to the development of a material, which is easily processable like a thermoplastic and should have higher thermal properties like thermosets in application…
UCF RESEARCHER FINDS WAY OF INCREASING BATTERY LIFE
Yang Yang’s technique of introducing a copper-tin alloy to prevent the shift of anode inside the battery is quite unique…
Amprobe Launches New Multi-Meter
AM 420 is Amprobe’s one of most popular Compact Digital Multimeters, now it is available for the Indian customers…
“Kusam-Meco” AC/DC True RMS Digital Clamp Meter: Model – KM 088
Model KM-088 is a new AC/DC True RMS Clamp Meter introduced by “KUSAM-MECO”, an ISO 9001-2008 certified company. It has backlight function, MAX/MIN/AVG Recording...
Thermography that is Smart & Networked
Why do you need a thermal imager?
In contracting as well as in the industrial sector, you profit considerably from the use of a thermal...
LOAD FLOW ANALYSIS THROUGH ITERATIVE TECHNIQUES
In this article, authors have discussed various Load Flow Analysis techniques such as Gauss-Seidel method, Newton-Raphson Method and Fast-decoupled method. With a schematic case study, they have explained a 3 bus power system study, and results of load flow studies are also presented. Power World Simulator is used for modeling the power system. Comparison and advantages, disadvantages of all methods are listed out for selection of iterative technique...
Reforms in the Indian Power Sector
The developments in the Indian power sector from the very beginning to the present have been analyzed and discussed in this article. It has also highlighted the reforms that laid the foundations for India’s power sector – and addresses the key points of each reform. Also, it highlights some of the challenges and the current efforts to overcome those…
HV SUBSTATION IN PERU ADOPTS SIEMENS’ TECHNOLOGY
Siemens Process Bus Technology, which involves positioning a merging unit close to the instrument transformer, has been installed at the new high-voltage substation in...
Automation & Control Systems
Automation providers and utilities are beginning to utilize fleet management tools that allow the optimization of power production across all the plants operated by a company or across a region…
Mitsubishi Electric to launch HV100 dual-type X-Series HVIGBT Modules
Mitsubishi Electric Corporation to launch two new HV100 dual-type X-Series HVIGBT modules for higher power, efficiency and reliability in inverter systems for large industrial...
Siemens launches PowerLink CM to monitor high-voltage transmission lines
PowerLink CM is a single condition monitoring solution for high-voltage AC and DC transmission lines of up to 500 km. It helps Transmission grid operators manage their assets, avoid blackouts, and guarantee a reliable supply of electricity.
“India will chart its own course of energy transition…”
Recently, in a free-wheeling interaction with Electrical India (EI) team, Dr Vivek Soni, Faculty of Management, PhD & MTech (IIT Delhi), and a Certified Independent Director -MoCA, Govt of India, revealed his observations and expectations from the ongoing developments in the Indian Power Sector. Here is the Part 2 of the interaction; remaining parts will appear in the next issues of EI…
A NOVEL WIRELESS TECHNOLOGY
NZ’s invention may be the next power system maverick addressing long distance transmission blips…
Testing Smart Meter PART – II
The Smart Meter is an asset to the utilities that realises the revenue flow from the consumers to the power utilities and it is the revenue box for the utilities. The smart meter has two-way communication, which connects the consumer to utility. Smart meters are extremely critical components in the power network. Accuracy and reliable performance of smart meters and communication system between the smart meter and control centre are of vital importance. Also high accuracy measurement is required in Smart meter for accurate correct billing and to gain confidence of the customers. Testing of smart meters is a required activity to ascertain the quality and performance of the smart meters as per the relevant Standards. This article presents the test qualification requirements for Smart Meters...
Power System Automation
Power system automation is the act of automatically controlling the power system via I&C devices…
ADVANTAGES OF SPACE VECTOR MODULATION
The most commonly used modulation techniques employed are the Sinusoidal Pulse-Width Modulation (SPWM) technique and the Space Vector Modulation (SVM) technique. Which one is really better?
JERA DECLARES STEPS TO ACHIEVE NET ZERO EMISSIONS
Besides inclusion of renewable power, JERA is also expecting to achieve 20% use of ammonia at its coal-fired power plants by 2035...
WORLD BANK GROUP SETTLE COMPLIANCE ISSUES WITH KPTL
KPTL has order book visibility for the next two years and the current sanctions will not impact the projects under execution...
