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Book ChapterDOI

Efficiency Gain Using DC Microgrid and BLDC Machine-Based 48 V Air Cooler

TLDR
In this paper, the power consumption of the evaporative air cooler is primarily in single phase induction motor (SPIM) used for fan motor, and a brushless DC machine and its circuitry were designed and used.
Abstract
A desert cooler typically is a blower fan that sucks air through a moistened surface to achieve a drop in inlet air temperature. A pump is used to circulate water from a lower tank to the evaporative pads working with a swing louver motor for directing the air automatically. The power consumption of the evaporative air cooler is primarily in single phase induction motor (SPIM) used for fan motor [1, 2]. To lower this power consumption, a brushless DC machine and its circuitry were designed and used. This is powered also by PV panel and batteries. The power consumption comparative study was carried out on SPIM and BLDC machines at three speeds. The outcome of the study shows 39.3% of power saved on with BLDC machine air coolers .

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References
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Book

Design of thermal systems

TL;DR: In this article, the authors present a reference record created on 2005-11-18, modified on 2016-08-08, for the thermique calculs Reference Record (Reference Record No. this article.
Journal ArticleDOI

Solar-dc Microgrid for Indian Homes: A Transforming Power Scenario

TL;DR: A recent study conducted by the Council for Energy, Environment, and Water (CEEW) across six states (Bihar, Jharkhand, Madhya Pradesh, Uttar Pradesh, West Bengal, and Odisha) found that about 50% of the households had no electricity despite having a grid connection as discussed by the authors.