Current Issue ( Vol. : 6, Issue: 1, January- March 2018)   


Title: DETECTION OF PARTIAL DISCHARGES IN HIGH VOLTAGE POWER CAPACITOR EQUIPMENT
Author: Soumya Chouhana and Alka Thakur
Keyword: Power capacitor, insulator materials, dielectric materials.
Page No: 01-06
Abstract: Partial Discharge development of dielectric materials and their applications, including change of protecting oils, improvement of new protecting oils, and presentation of polypropylene films. This pap er presents themes in control capacitor progression and a specialized review of capacitors utilized this reproduction show MATLAB based Digital analysis of partial discharge (PDs) in control mechanical assembly is tended to. This work fills in as a reason for future examinations, to give a manual for those endeavoring to set acknowledgments levels to parameters of PD estimated utilizing advanced strategies, and to show techniques for the graphical portrayal of these parameters economically accessible partial discharge (PD) locators are depicted, alongside their essential qualities. The essential qualities that finders have in like manner and that are utilized as a reason for order are the quantity of sources of info utilized, the data transmission of the identifier, and the strategy for show handling. Subordinate test parts, which finish a coordinated test system, are examined. PD estimations for quality affirmation require a finder, as well as a whole system facilitated to augment the estimation affectability for the particular kind of mechanical assembly under test. To illustrate how an organized framework is connected, cases of a few frameworks in business utilize are release estimations on capacitor units are accounted for. The technique can be extended to the in-site diagnostic testing of power capacitors. Keywords- Power capacitor, insulator materials, dielectric materials. Download PDF


Title: VAPOUR COMPRESSION IMPROVES OF FAST COOLING AND ENERGY EFFICIENCY IN INDUSTRIAL REFRIGERATION SYSTEMS
Author: Rohit Chauhan, Prof. Sachin Baraskar, Prof. Anil Verma
Keyword: Energy efficiency, Heat transfer rate, Energy consumption and Compressors, Refrigeration system
Page No: 07-13
Abstract: Abstract: Modeling and analysis work was done on vapor compressor refrigeration system for enhance energy productivity. The system which were displayed in detail compressors have vitality use 6 to 9% lower than the units with horizontal scroll compressors and Air-cooled condensers have energy utilization 11% and auxiliary loop system have energy utilization 15%. Because of the natural concern of a global warming, endeavors have been made in supermarket [5] refrigeration industry to outline or create refrigeration system that work with less refrigerant charge and energy utilization. The "propelled" systems that have been utilized or created and have considerably less refrigerant charge than the parallel and minimal effort establishment, adaptability so as to arrange and rebuilding. Be that as it may, the independent system has some inborn weaknesses including high hardware cost and low effectiveness because of heat exchange. Keywords- Energy efficiency, Heat transfer rate, Energy consumption and Compressors, Refrigeration system Download PDF