Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration

In the context of food security in mountain regions, this study explores the potential of a Smart Greenhouse (SGH) to address the challenges posed by climate change and limited resources. The SGH utilizes an 8 m2 solar water heating system, weather stations for external temperature and humidity moni...

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Main Authors: Gom Dorji, Namgay Tenzin, Tshewang Lhendup
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Smart Agricultural Technology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2772375524000297
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author Gom Dorji
Namgay Tenzin
Tshewang Lhendup
author_facet Gom Dorji
Namgay Tenzin
Tshewang Lhendup
author_sort Gom Dorji
collection DOAJ
description In the context of food security in mountain regions, this study explores the potential of a Smart Greenhouse (SGH) to address the challenges posed by climate change and limited resources. The SGH utilizes an 8 m2 solar water heating system, weather stations for external temperature and humidity monitoring, as well as internal light, humidity, and temperature sensors to create an optimized environment for crop cultivation. Experiments were conducted with various crops within the SGH during the harsh winter months, typically rendering the cultivable land fallow due to extreme cold conditions. The SGH is equipped with sensors and communication technologies, ensuring continuous data collection and the automated regulation of heating, ventilation, and air conditioning systems. Located in Genekha, Thimphu, this pilot SGH seamlessly integrates renewable energy technology to provide heat during the cold winter season, obviating the need for external heating sources in the summer. The study employed TRNSYS and OpenStudio simulation software to assess the SGH's performance, focusing on temperature and humidity control inside and outside the greenhouse. Additionally, soil pH and nutrient content were examined, and the time required for crop growth and harvesting was recorded. In conclusion, this paper acknowledges some of the current design's limitations and presents recommendations for future enhancements, with a focus on the specific context of improving crop production and food security in mountainous regions.
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spelling doaj.art-2c3c228c3949422490a9f06ee856698e2024-03-25T04:18:19ZengElsevierSmart Agricultural Technology2772-37552024-03-017100424Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integrationGom Dorji0Namgay Tenzin1Tshewang Lhendup2College of Science and Technology, Bhutan; Corresponding author.College of Science and Technology, BhutanJigme Namgyel Engineering College, BhutanIn the context of food security in mountain regions, this study explores the potential of a Smart Greenhouse (SGH) to address the challenges posed by climate change and limited resources. The SGH utilizes an 8 m2 solar water heating system, weather stations for external temperature and humidity monitoring, as well as internal light, humidity, and temperature sensors to create an optimized environment for crop cultivation. Experiments were conducted with various crops within the SGH during the harsh winter months, typically rendering the cultivable land fallow due to extreme cold conditions. The SGH is equipped with sensors and communication technologies, ensuring continuous data collection and the automated regulation of heating, ventilation, and air conditioning systems. Located in Genekha, Thimphu, this pilot SGH seamlessly integrates renewable energy technology to provide heat during the cold winter season, obviating the need for external heating sources in the summer. The study employed TRNSYS and OpenStudio simulation software to assess the SGH's performance, focusing on temperature and humidity control inside and outside the greenhouse. Additionally, soil pH and nutrient content were examined, and the time required for crop growth and harvesting was recorded. In conclusion, this paper acknowledges some of the current design's limitations and presents recommendations for future enhancements, with a focus on the specific context of improving crop production and food security in mountainous regions.http://www.sciencedirect.com/science/article/pii/S2772375524000297Smart greenhouseHumidityTemperatureTemperate regionSolar water heating system
spellingShingle Gom Dorji
Namgay Tenzin
Tshewang Lhendup
Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration
Smart Agricultural Technology
Smart greenhouse
Humidity
Temperature
Temperate region
Solar water heating system
title Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration
title_full Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration
title_fullStr Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration
title_full_unstemmed Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration
title_short Optimizing winter climate control in high-altitude smart greenhouse through renewable energy integration
title_sort optimizing winter climate control in high altitude smart greenhouse through renewable energy integration
topic Smart greenhouse
Humidity
Temperature
Temperate region
Solar water heating system
url http://www.sciencedirect.com/science/article/pii/S2772375524000297
work_keys_str_mv AT gomdorji optimizingwinterclimatecontrolinhighaltitudesmartgreenhousethroughrenewableenergyintegration
AT namgaytenzin optimizingwinterclimatecontrolinhighaltitudesmartgreenhousethroughrenewableenergyintegration
AT tshewanglhendup optimizingwinterclimatecontrolinhighaltitudesmartgreenhousethroughrenewableenergyintegration