Difference between revisions of "Semantic Sandbox"

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<span class="pag-header">'''[[File:Flag of Ethiopia.svg|left|50px|alt=Flag of Ethiopia.svg|link=]] Ethiopia''' </span>
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Project Area: Gambella Region
  
= <span style="color:#00A3AD">Introduction</span><br/> =
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*Support UNHCR in implementing cooking fuel strategy and improve framework conditions for energy access to refugees and host communities
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*Advise UNHCR in solarizing camp infrastructure through private sector involvement
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*Promote sustainable energy products among households through advertisement campaigns, energy kiosks and financing schemes, and assist in incentivizing companies to operate in camps
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<span class="pag-header">[[File:Flag of Kenya.svg|left|50px|alt=Flag of Kenya.svg|link=]] Kenya</span>
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Project Area: Turkana County
  
Solar energy is the energy the earth receives from the sun, primarily as visible light and other forms of electromagnetic radiation. Solar power is among the readily available renewable energy sources on earth, but its availability and characteristics vary strongly from one region to another.<br/>
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*Strengthen capacities of Turkana County government to implement renewable energy solutions for refugees and host communities
 
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*Solarize and upscale existing mini-grids for sustainable high-tier electricity access to households, institutions and UNHCR
The solar power potential is highest in regions close to the equator, which overlap with many countries of the Global South. Especially in off-grid areas, the use of solar energy in agriculture, can considerably enhance livelihoods, enabling access to irrigation, cooling, drying and other agri-food processing devices. Despite the suitability of these regions for solar power and the potential to improve living standards, many barriers still hinder end users from adopting this clean energy, among others, the lack of information and access to finance. To overcome these obstacles, different approaches have been developed with the aim of mainstreaming access to solar power. '''<span class="link3">[[Solar Energy|Read more ...]]</span>'''<br/>
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<span class="pag-header">[[File:Flag of Uganda.svg|left|50px|alt=Flag of Uganda.svg|link=]]Uganda</span>
[[File:Futurepump in Kenya. Woman looking up towards the sky.jpg|thumb|center|600px|Solar energy can be utilised for agriculture in various ways (GIZ/Böthling).|alt=Futurepump in Kenya. Woman looking up towards the sky.jpg]]
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Project Area: Arua District
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= <span style="color:#00A3AD">Technologies</span><br/> =
 
 
 
<span class="link3">Depending on the solar resource potential and its quality, solar energy can serve different purposes, leading to a large diversity of solar technologies. They can be either passive or active, depending on how sunlight is captured, converted and distributed. '''Active solar technologies''' include [[Photovoltaic (PV)|solar photovoltaic]]&nbsp;and [[Solar Thermal Technologies|solar thermal]]'''&nbsp;'''systems; which convert sunlight into useful energy. '''Passive solar techniques''' involve designing buildings, materials and spaces in a way that allow optimizing the use of solar energy, such as orienting a building towards the sun or selecting materials with favourable thermal conductivity or insulation properties. '''<span class="link3">[[Solar Energy|Read more…]]</span>'''<br/>
 
 
 
<span class="link3">'''Solar photovoltaic energy '''can be used to power pumps in irrigation systems (see [[#Solar_Powered_Technologies_for_Irrigation|next section]]) , improving agricultural yields and saving costs for other fuels like diesel. It can also power refrigerators (see below), overcoming the problem of electricity shortages, which interrupt the cold chain, enhancing access to cooling equipment in ‘off-grid’ regions and reducing post-harvest losses. '''<span class="link3">[[Productive Use of Solar PV|Read more…]]</span>'''<br/>
 
 
 
'''Solar thermal energy''' is used in agri-food processes like drying. As opposed to sun-drying, solar drying avoids contamination of the harvest with impurities from the ground and increases energy efficiency. The latter can be enhanced by using photovoltaic energy to power artificial aeration systems .<br/>
 
 
 
== <span style="color:#00A3AD">Solar Powered Technologies for Irrigation</span><br/> ==
 
 
 
Among renewable energy, solar power is the most attractive option for irrigation. As prices for solar modules have fallen substantially in recent years, solar powered irrigation systems (SPIS) have become more attractive from an economic perspective.<br/>
 
<div class="mw-collapsible mw-collapsed" data-expandtext="Read more" data-collapsetext="Collapse”>
 
 
 
=== <span style="color:#00A3AD">Solar-Powered Water Pump</span><br/> ===
 
 
 
There are different approaches of integrating renewables in pumping systems. The solar powered water pump, running on photovoltaic energy, shows especially good results in equatorial regions, where insulation is highest all year long. It uses solar energy to pump up water from the source to an elevated storage tank. Once water is needed for irrigation, it is released gravitationally at a certain pressure dependent on the height difference from the tank to the irrigated area, which can be regulated by pipe diameter and length, and the type of emitters employed. As solar panels become cheaper, this technology is increasingly accessible to most smallholder farmers in the Global South, allowing expansion of agricultural production to originally off-grid areas, and enhancing stepwise rural electrification through mini-grid projects. '''<span class="link3">[[SPIS Toolbox - Solar - powered Irrigation Systems|Read more…]]</span>'''<br/>
 
 
 
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=== <span style="color:#00A3AD">Micro-Solar Utilities for Small-Scale Irrigation</span><br/> ===
 
 
 
<span class="link3">However, despite the abundance of solar resources in countries of the Global South, a lack of information and of financing options hinders especially smallholder farmers from adopting solar-powered irrigation systems. In Senegal, farmers currently use the labour-intensive method of [[Sustainable Energy for Pumping and Irrigation|flood irrigation]] with wells and buckets, or cost- and energy-intensive diesel-powered motor [[#Solar_Powered_Technologies_for_Irrigation|pumps]]. Nevertheless, the country has immense solar resources that can be used to provide clean energy for irrigation practices. Earth Institute’s solution allows a small group of farmers to use a central solar energy unit to power multiple AC pumps for irrigation. This approach takes advantage of the benefits of solar without the high costs associated with DC-powered pumps and battery storage. Being accessed by farmers with prepaid electricity cards, this micro solar utility allows customers to cover their appliance loans in small payments, overcoming the major obstacle that hinders farmers from the adoption of the technology, which is [[Financial Instruments and Financing for Sustainable Agrifood Systems|Financial Instruments and Financing for Sustainable Agrifood Systems]]. The three shared systems that were implemented until 2016 served 21 farms, which have experienced 29 percent average increase in agricultural production, and resulted in 24 tons of CO2 equivalent. The project is now seeking partnerships for scaling up, adoption and local maintenance contracts. '''<span class="link3">[[Micro-Solar Utilities for Small-Scale Irrigation|Read more…]]</span>'''
 
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*Assist in implementing Sustainable Energy Response Plan of government and strengthen capacities of local administrations
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*Advise UNHCR in solarizing camp infrastructure via market-based models
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*Promote market-based access to sustainable energy through advertisement campaigns, energy kiosks and flexible payment schemes, pilot recycling strategy, and assist in incentivizing companies to operate in camps
 
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== test==
 

Revision as of 11:31, 8 September 2020

Flag of Ethiopia.svg
Ethiopia

Project Area: Gambella Region

  • Support UNHCR in implementing cooking fuel strategy and improve framework conditions for energy access to refugees and host communities
  • Advise UNHCR in solarizing camp infrastructure through private sector involvement
  • Promote sustainable energy products among households through advertisement campaigns, energy kiosks and financing schemes, and assist in incentivizing companies to operate in camps
Flag of Kenya.svg
Kenya

Project Area: Turkana County

  • Strengthen capacities of Turkana County government to implement renewable energy solutions for refugees and host communities
  • Solarize and upscale existing mini-grids for sustainable high-tier electricity access to households, institutions and UNHCR
Flag of Uganda.svg
Uganda

Project Area: Arua District

  • Assist in implementing Sustainable Energy Response Plan of government and strengthen capacities of local administrations
  • Advise UNHCR in solarizing camp infrastructure via market-based models
  • Promote market-based access to sustainable energy through advertisement campaigns, energy kiosks and flexible payment schemes, pilot recycling strategy, and assist in incentivizing companies to operate in camps