Shade balls or floating solar panels la t gastrobar opiniones


How do cities cope with periods of severe drought? Some have mitigated the impact by taking steps such as water rationing and desalination, among other measures. One of these cities is Los Angeles, California. Facing a relentless drought and rationing measures implemented in some areas electricity transmission and distribution costs of the state, California recently deployed an innovative method called the shade ball. These plastic 850 gas block balls, meant to flood the surface of reservoirs and block out sunlight, are not new—they were implemented for the first time in 2008.

Shade balls are made of ​​plastic resistant to high temperatures (120-180° C) with a diameter of four inches and weighing 245 grams. According to the Los Angeles Department of Water and Power (LADWP), they were employed u gas cedar hill mo to reduce evaporation in the city’s reservoirs by preventing sunlight from coming into direct contact. They also have public health implications. By preventing sunlight from reacting with bromide and chlorine in California’s reservoir water, the shade balls prevent the formation of bromate which in drinking water can be carcinogenic to humans (Vara-Orta, 2008).

The power generation sector is one of the most polluting for the environment gasbuddy login and is a major contributor of greenhouse gases (GHGs). Among the least polluting electricity song energy is hydropower which is classified as a renewable energy source. However, it has been found that this method of generating electricity is a large emitter of methane. And, according to the Intergovernmental Panel on Climate Change (IPCC), methane (CH4) has the potential to contribute to global warming 21 times more than carbon dioxide (CO2). (Houssaye, 2015). Such is the case with electricity resistance questions Brazil’s Balbina dam. Brazil’s Balbina dam

The reservoir of the Balbina dam, located in the course of Uatumã River in the Amazon jungle, is a major producer of methane. This is due to the accumulation and decomposition of trees, plants, soil and any organic material in the wake of the flooding that formed the reservoir. This reservoir, like many located in tropical climates gas in dogs symptoms, is one of the largest emitters of methane into the atmosphere. (Vincent L. St Louis, 2000).

According to a report by the National Renewable Energy Laboratory (NREL) called Land-Use Requirements for Solar Power Plants in the United States (Sean Ong, 2013), solar photovoltaic facilities j gastroenterol hepatol occupy an area of ​​5.8 acres per megawatt (MW). Based on these data, we find that an acre reservoir covered with solar panels could potentially cost US$482.750.

Roughly speaking, the capital cost in the first year of a photovoltaic installation per acre is triple that of one shade ball application. But, unlike shade balls, solar panels have a lifetime guarantee from the manufacturer (with up to 80 percent efficiency for about 25 years). Meanwhile, the shade balls have to be replaced electricity terms and definitions every 10 years.

If either technology were used in a reservoir for a period of 25 years, the capital costs would be similar. However, the city, county or state would benefit from the reservoir producing energy if a floating solar farm were installed. This could be an excellent alternative for island nations or territories that must prioritize their land t gastrobar use for agriculture rather than for electricity generation facilities.

Luis Armando Pagán-Quiñones has professional experience in developing renewable energy and energy efficiency projects in Puerto Rico. He is currently pursuing a doctoral degree at the University of Massachusetts and is an active us electricity hertz member of the IGERT Offshore Wind Energy Program. He is specializing in the production of drinking water by desalination systems using offshore wind power. Follow him on Twitter: @LuisPaganEnergy.