78-626: The Jalaput Dam is a hydroelectric dam built on the Machkund River, a tributary of the Godavari River in India which rises in the Mudugal hills of Alluri Sitharama Raju district and near Ondra Gadda it becomes the boundary between Andhra Pradesh and Odisha . This Dam is the most ignored one in India, and currently it is in dilapidated condition. For over 48 km the river runs nearly north along
156-737: A greenhouse gas . According to the World Commission on Dams report, where the reservoir is large compared to the generating capacity (less than 100 watts per square metre of surface area) and no clearing of the forests in the area was undertaken prior to impoundment of the reservoir, greenhouse gas emissions from the reservoir may be higher than those of a conventional oil-fired thermal generation plant. In boreal reservoirs of Canada and Northern Europe, however, greenhouse gas emissions are typically only 2% to 8% of any kind of conventional fossil-fuel thermal generation. A new class of underwater logging operation that targets drowned forests can mitigate
234-463: A low-head hydro power plant with hydrostatic head of few meters to few tens of meters can be classified either as an SHP or an LHP. The other distinction between SHP and LHP is the degree of the water flow regulation: a typical SHP primarily uses the natural water discharge with very little regulation in comparison to an LHP. Therefore, the term SHP is frequently used as a synonym for the run-of-the-river power plant . The largest power producers in
312-714: A Christian saint as well as a celebration of the time of the summer solstice in the northern hemisphere, where it is particularly important in Sweden. Winter carnivals also provide the opportunity to utilise to celebrate creative or sporting activities requiring snow and ice. In the Philippines , each day of the year has at least one festival dedicated to harvesting of crops, fishes, crustaceans, milk, and other local goods. Scholarly literature notes that festivals functionally disseminate political values and meaning, such as ownership of place, which undergoes transformation in accordance with
390-414: A businessman. Hydroelectric dam Hydroelectricity , or hydroelectric power , is electricity generated from hydropower (water power). Hydropower supplies 15% of the world's electricity , almost 4,210 TWh in 2023, which is more than all other renewable sources combined and also more than nuclear power . Hydropower can provide large amounts of low-carbon electricity on demand, making it
468-501: A decade. That gave rise to many gangs fights in the last few years. District administration is worried about the rising fights amongst different groups for the last five years. Apart from rice, java and many medicinal plants also form a significant part of agrarian business here. Presently many have entered into contractual farming for medicinal plants , jatropha plantation , and tissue culture . The village has 5-decade old temples, Uma Maheshwara Temple, mosques, and churches within
546-463: A distance of 30 meters. Residents celebrate all festivals without any religious overtones. The village is the right combination of Telugu and Odissa language people. People here understand and communicate in both languages with a mixed accent. Every year in the last week of May or the first week of June people celebrate the local Village God festival and they celebrate it grandly; The local people call it "Aadavi talli jatara ". The climate in this zone
624-421: A flood and fail. Changes in the amount of river flow will correlate with the amount of energy produced by a dam. Lower river flows will reduce the amount of live storage in a reservoir therefore reducing the amount of water that can be used for hydroelectricity. The result of diminished river flow can be power shortages in areas that depend heavily on hydroelectric power. The risk of flow shortage may increase as
702-529: A global tourist prospect although they are commonly public or not-for-profit . Many festivals have religious origins and entwine cultural and religious significance in traditional activities. The most important religious festivals such as Christmas , Rosh Hashanah , Diwali , Eid-al-Fitr and Eid-al-Adha serve to mark out the year. Others, such as harvest festivals , celebrate seasonal change. Events of historical significance, such as important military victories or other nation-building events also provide
780-538: A key element for creating secure and clean electricity supply systems. A hydroelectric power station that has a dam and reservoir is a flexible source, since the amount of electricity produced can be increased or decreased in seconds or minutes in response to varying electricity demand. Once a hydroelectric complex is constructed, it produces no direct waste, and almost always emits considerably less greenhouse gas than fossil fuel -powered energy plants. However, when constructed in lowland rainforest areas, where part of
858-809: A large natural height difference between two waterways, such as a waterfall or mountain lake. A tunnel is constructed to take water from the high reservoir to the generating hall built in a cavern near the lowest point of the water tunnel and a horizontal tailrace taking water away to the lower outlet waterway. A simple formula for approximating electric power production at a hydroelectric station is: P = − η ( m ˙ g Δ h ) = − η ( ( ρ V ˙ ) g Δ h ) {\displaystyle P=-\eta \ ({\dot {m}}g\ \Delta h)=-\eta \ ((\rho {\dot {V}})\ g\ \Delta h)} where Efficiency
SECTION 10
#1732858443419936-451: A larger amount of methane than those in temperate areas. Like other non-fossil fuel sources, hydropower also has no emissions of sulfur dioxide, nitrogen oxides, or other particulates. Reservoirs created by hydroelectric schemes often provide facilities for water sports , and become tourist attractions themselves. In some countries, aquaculture in reservoirs is common. Multi-use dams installed for irrigation support agriculture with
1014-862: A meandering course through the Padwa Valley. About 48 km south of Jeypore , it winds westward along the edge of the Plateau and then suddenly tums at a short angle to the south-west down a steep descent popularly known as Duduma Falls . Jalaput, Machkund, and Onukadelli form the triangular shape of this hydroelectricity generation project. The electricity generated here is supplied to many nearby towns including Visakhapatnam , Vijaywada , both in Andhra Pradesh and, Koraput and Jeypore in Odisha. Jalaput Dam impounds 34.273 Tmcft of water in Jalaput Reservoir for
1092-434: A noun c. 1200 , and its first recorded use as a verb was circa 1300. The word gala comes from Arabic word khil'a , meaning robe of honor. The word gala was initially used to describe "festive dress", but came to be a synonym of "festival" starting in the 18th century. Festivals have long been significant in human culture and history and are found in virtually all cultures. The importance of festivals, to
1170-586: A positive risk adjusted return, unless appropriate risk management measures are put in place. While many hydroelectric projects supply public electricity networks, some are created to serve specific industrial enterprises. Dedicated hydroelectric projects are often built to provide the substantial amounts of electricity needed for aluminium electrolytic plants, for example. The Grand Coulee Dam switched to support Alcoa aluminium in Bellingham, Washington , United States for American World War II airplanes before it
1248-545: A relatively constant water supply. Large hydro dams can control floods, which would otherwise affect people living downstream of the project. Managing dams which are also used for other purposes, such as irrigation , is complicated. In 2021 the IEA called for "robust sustainability standards for all hydropower development with streamlined rules and regulations". Large reservoirs associated with traditional hydroelectric power stations result in submersion of extensive areas upstream of
1326-526: A result of climate change . One study from the Colorado River in the United States suggest that modest climate changes, such as an increase in temperature in 2 degree Celsius resulting in a 10% decline in precipitation, might reduce river run-off by up to 40%. Brazil in particular is vulnerable due to its heavy reliance on hydroelectricity, as increasing temperatures, lower water flow and alterations in
1404-501: A result of which there is a wide range of ancient and modern harvest festivals . Ancient Egyptians relied upon the seasonal inundation caused by the Nile River , a form of irrigation , which provided fertile land for crops. In the Alps , in autumn the return of the cattle from the mountain pastures to the stables in the valley is celebrated as Almabtrieb . A recognized winter festival,
1482-448: A small TV/radio). Even smaller turbines of 200–300 W may power a few homes in a developing country with a drop of only 1 m (3 ft). A Pico-hydro setup is typically run-of-the-river , meaning that dams are not used, but rather pipes divert some of the flow, drop this down a gradient, and through the turbine before returning it to the stream. An underground power station is generally used at large facilities and makes use of
1560-455: A source of low-cost renewable energy. Alternatively, small hydro projects may be built in isolated areas that would be uneconomic to serve from a grid, or in areas where there is no national electrical distribution network. Since small hydro projects usually have minimal reservoirs and civil construction work, they are seen as having a relatively low environmental impact compared to large hydro. This decreased environmental impact depends strongly on
1638-414: A start-up time of the order of a few minutes. Although battery power is quicker its capacity is tiny compared to hydro. It takes less than 10 minutes to bring most hydro units from cold start-up to full load; this is quicker than nuclear and almost all fossil fuel power. Power generation can also be decreased quickly when there is a surplus power generation. Hence the limited capacity of hydropower units
SECTION 20
#17328584434191716-479: A storehouse or large place. The Jalaput water reservoir was the only water source for many of the local tribes in more than 100 tribal villages in and around Jalaput in the Koraput district in the state of Odisha. Before the present dam was built in 1955, the area was densely forested with the river surrounded by many tribal villages. Jalaput is connected by road with major municipalities in Odisha and Andhra Pradesh. It
1794-581: A total of 1,500 terawatt-hours (TWh) of electrical energy in one full cycle" which was "about 170 times more energy than the global fleet of pumped storage hydropower plants". Battery storage capacity is not expected to overtake pumped storage during the 2020s. When used as peak power to meet demand, hydroelectricity has a higher value than baseload power and a much higher value compared to intermittent energy sources such as wind and solar. Hydroelectric stations have long economic lives, with some plants still in service after 50–100 years. Operating labor cost
1872-450: A year's worth of rain fell within 24 hours (see 1975 Banqiao Dam failure ). The resulting flood resulted in the deaths of 26,000 people, and another 145,000 from epidemics. Millions were left homeless. The creation of a dam in a geologically inappropriate location may cause disasters such as 1963 disaster at Vajont Dam in Italy, where almost 2,000 people died. Festivals A festival
1950-448: Is hydroelectric power on a scale serving a small community or industrial plant. The definition of a small hydro project varies but a generating capacity of up to 10 megawatts (MW) is generally accepted as the upper limit. This may be stretched to 25 MW and 30 MW in Canada and the United States. Small hydro stations may be connected to conventional electrical distribution networks as
2028-580: Is a border village between Odisha and Andhra Pradesh . A bridge links the two states of Andhra Pradesh and Odisha, and the sides of it are known as LF (Andhra Pradesh, Visakhapatnam district) and RF (Odisha, Koraput district) respectively. Prior to the creation of the Jalaput Dam, it was known as Tentaput. Jalaput derives its name from its local tribal dialect in which jala or jal means water ( jal means water in Sanskrit as well). Put means residence or
2106-627: Is also usually low, as plants are automated and have few personnel on site during normal operation. Where a dam serves multiple purposes, a hydroelectric station may be added with relatively low construction cost, providing a useful revenue stream to offset the costs of dam operation. It has been calculated that the sale of electricity from the Three Gorges Dam will cover the construction costs after 5 to 8 years of full generation. However, some data shows that in most countries large hydropower dams will be too costly and take too long to build to deliver
2184-411: Is an event celebrated by a community and centering on some characteristic aspect or aspects of that community and its religion or cultures . It is often marked as a local or national holiday , mela , or eid . A festival constitutes typical cases of glocalization , as well as the high culture-low culture interrelationship. Next to religion and folklore , a significant origin is agricultural . Food
2262-466: Is highest in the winter when solar energy is at a minimum. Pico hydro is hydroelectric power generation of under 5 kW . It is useful in small, remote communities that require only a small amount of electricity. For example, the 1.1 kW Intermediate Technology Development Group Pico Hydro Project in Kenya supplies 57 homes with very small electric loads (e.g., a couple of lights and a phone charger, or
2340-445: Is initially produced during construction of the project, and some methane is given off annually by reservoirs, hydro has one of the lowest lifecycle greenhouse gas emissions for electricity generation. The low greenhouse gas impact of hydroelectricity is found especially in temperate climates . Greater greenhouse gas emission impacts are found in the tropical regions because the reservoirs of power stations in tropical regions produce
2418-462: Is not an energy source, and appears as a negative number in listings. Run-of-the-river hydroelectric stations are those with small or no reservoir capacity, so that only the water coming from upstream is available for generation at that moment, and any oversupply must pass unused. A constant supply of water from a lake or existing reservoir upstream is a significant advantage in choosing sites for run-of-the-river. A tidal power station makes use of
Jalaput Dam - Misplaced Pages Continue
2496-452: Is not generally used to produce base power except for vacating the flood pool or meeting downstream needs. Instead, it can serve as backup for non-hydro generators. The major advantage of conventional hydroelectric dams with reservoirs is their ability to store water at low cost for dispatch later as high value clean electricity. In 2021, the IEA estimated that the "reservoirs of all existing conventional hydropower plants combined can store
2574-410: Is often higher (that is, closer to 1) with larger and more modern turbines. Annual electric energy production depends on the available water supply. In some installations, the water flow rate can vary by a factor of 10:1 over the course of a year. Hydropower is a flexible source of electricity since stations can be ramped up and down very quickly to adapt to changing energy demands. Hydro turbines have
2652-422: Is one of the most sought after tourist destinations in winter. Araku Valley is 60 kilometres from here and Vishakhapatnam is the largest nearby major city. Agriculture is the main occupation in nearby villages. The jalaputias (The residents of jalaput) are mainly Government employees. Retail business here is dominated by prominent Odia -speaking businessmen. Woodcutting has become a prominent business here for
2730-497: Is such a vital resource that many festivals are associated with harvest time. Religious commemoration and thanksgiving for good harvests are blended in events that take place in autumn , such as Halloween in the northern hemisphere and Easter in the southern. Festivals often serve to fulfill specific communal purposes, especially in regard to commemoration or thanking to the gods, goddesses or saints: they are called patronal festivals . They may also provide entertainment , which
2808-425: Is very pleasant and a lot of attraction to viewers and mainly in the winter season the temperatures are even recorded 10 degrees below. Many aboriginal tribes inhabit nearby small villages. Most of the region was densely covered by forest. But recently due to massive deforestation in the last one and half-decade, much of the land has become barren. The main village area residents are Government Employees and also
2886-657: The Bonneville Dam in 1937 and being recognized by the Flood Control Act of 1936 as the premier federal flood control agency. Hydroelectric power stations continued to become larger throughout the 20th century. Hydropower was referred to as "white coal". Hoover Dam 's initial 1,345 MW power station was the world's largest hydroelectric power station in 1936; it was eclipsed by the 6,809 MW Grand Coulee Dam in 1942. The Itaipu Dam opened in 1984 in South America as
2964-609: The Catholic , Eastern Orthodox , and Anglican liturgical calendars there are a great number of lesser feasts throughout the year commemorating saints, sacred events or doctrines. In the Philippines , each day of the year has at least one specific religious festival, either from Catholic, Islamic, or indigenous origins. Buddhist religious festivals, such as Esala Perahera are held in Sri Lanka and Thailand. Hindu festivals , such as Holi are very ancient. The Sikh community celebrates
3042-578: The Chinese New Year , is set by the lunar calendar, and celebrated from the day of the second new moon after the winter solstice . Dree Festival of the Apatanis living in Lower Subansiri District of Arunachal Pradesh is celebrated every year from July 4 to 7 by praying for a bumper crop harvest. Midsummer or St John's Day, is an example of a seasonal festival, related to the feast day of
3120-533: The Industrial Revolution would drive development as well. In 1878, the world's first hydroelectric power scheme was developed at Cragside in Northumberland , England, by William Armstrong . It was used to power a single arc lamp in his art gallery. The old Schoelkopf Power Station No. 1 , US, near Niagara Falls , began to produce electricity in 1881. The first Edison hydroelectric power station,
3198-778: The International Exhibition of Hydropower and Tourism , with over one million visitors 1925. By 1920, when 40% of the power produced in the United States was hydroelectric, the Federal Power Act was enacted into law. The Act created the Federal Power Commission to regulate hydroelectric power stations on federal land and water. As the power stations became larger, their associated dams developed additional purposes, including flood control , irrigation and navigation . Federal funding became necessary for large-scale development, and federally owned corporations, such as
Jalaput Dam - Misplaced Pages Continue
3276-661: The National Peanut Festival in the United States, or the Galway International Oyster Festival in Ireland. There are also specific beverage festivals, such as the famous Oktoberfest in Germany for beer . Many countries hold festivals to celebrate wine . One example is the global celebration of the arrival of Beaujolais nouveau , which involves shipping the new wine around the world for its release date on
3354-497: The Philippines , aside from numerous art festivals scattered throughout the year, February is known as national arts month, the culmination of all art festivals in the entire archipelago. The modern model of music festivals began in the 1960s-70s and have become a lucrative global industry. Predecessors extend back to the 11th century and some, such as the Three Choirs Festival, remain to this day. Film festivals involve
3432-605: The Tennessee Valley Authority (1933) and the Bonneville Power Administration (1937) were created. Additionally, the Bureau of Reclamation which had begun a series of western US irrigation projects in the early 20th century, was now constructing large hydroelectric projects such as the 1928 Hoover Dam . The United States Army Corps of Engineers was also involved in hydroelectric development, completing
3510-641: The Vaisakhi festival marking the new year and birth of the Khalsa . Among the many offspring of general arts festivals are also more specific types of festivals, including ones that showcase intellectual or creative achievement such as science festivals , literary festivals and music festivals . Sub-categories include comedy festivals , rock festivals , jazz festivals and buskers festivals ; poetry festivals, theatre festivals , and storytelling festivals ; and re-enactment festivals such as Renaissance fairs . In
3588-569: The Vulcan Street Plant , began operating September 30, 1882, in Appleton, Wisconsin , with an output of about 12.5 kilowatts. By 1886 there were 45 hydroelectric power stations in the United States and Canada; and by 1889 there were 200 in the United States alone. At the beginning of the 20th century, many small hydroelectric power stations were being constructed by commercial companies in mountains near metropolitan areas. Grenoble , France held
3666-506: The potential energy of dammed water driving a water turbine and generator . The power extracted from the water depends on the volume and on the difference in height between the source and the water's outflow. This height difference is called the head . A large pipe (the " penstock ") delivers water from the reservoir to the turbine. This method produces electricity to supply high peak demands by moving water between reservoirs at different elevations. At times of low electrical demand,
3744-400: The water frame , and continuous production played a significant part in the development of the factory system, with modern employment practices. In the 1840s, hydraulic power networks were developed to generate and transmit hydro power to end users. By the late 19th century, the electrical generator was developed and could now be coupled with hydraulics. The growing demand arising from
3822-463: The IEA released a main-case forecast of 141 GW generated by hydropower over 2022–2027, which is slightly lower than deployment achieved from 2017–2022. Because environmental permitting and construction times are long, they estimate hydropower potential will remain limited, with only an additional 40 GW deemed possible in the accelerated case. In 2021 the IEA said that major modernisation refurbishments are required. Most hydroelectric power comes from
3900-464: The ability to transport particles heavier than itself downstream. This has a negative effect on dams and subsequently their power stations, particularly those on rivers or within catchment areas with high siltation. Siltation can fill a reservoir and reduce its capacity to control floods along with causing additional horizontal pressure on the upstream portion of the dam. Eventually, some reservoirs can become full of sediment and useless or over-top during
3978-595: The balance between stream flow and power production. Micro hydro means hydroelectric power installations that typically produce up to 100 kW of power. These installations can provide power to an isolated home or small community, or are sometimes connected to electric power networks. There are many of these installations around the world, particularly in developing nations as they can provide an economical source of energy without purchase of fuel. Micro hydro systems complement photovoltaic solar energy systems because in many areas water flow, and thus available hydro power,
SECTION 50
#17328584434194056-455: The calendar in use at the time. The Sed festival , for example, celebrated the thirtieth year of an Egyptian pharaoh 's rule and then every three (or four in one case) years after that. Among the Ashantis , most of their traditional festivals are linked to gazette sites which are believed to be sacred with several rich biological resources in their pristine forms. Thus, the annual commemoration of
4134-622: The consumption of specially prepared food (showing the connection to "feasting") and they bring people together. Festivals are also strongly associated with national holidays. Lists of national festivals are published to make participation easier. The scale of festivals varies; in location and attendance, they may range from a local to national level. Music festivals, for example, often bring together disparate groups of people, such that they are both localised and global. The "vast majority" of festivals are, however, local, modest and populist. The abundance of festivals significantly hinders quantifying
4212-404: The daily rise and fall of ocean water due to tides; such sources are highly predictable, and if conditions permit construction of reservoirs, can also be dispatchable to generate power during high demand periods. Less common types of hydro schemes use water's kinetic energy or undammed sources such as undershot water wheels . Tidal power is viable in a relatively small number of locations around
4290-505: The dams, sometimes destroying biologically rich and productive lowland and riverine valley forests, marshland and grasslands. Damming interrupts the flow of rivers and can harm local ecosystems, and building large dams and reservoirs often involves displacing people and wildlife. The loss of land is often exacerbated by habitat fragmentation of surrounding areas caused by the reservoir. Hydroelectric projects can be disruptive to surrounding aquatic ecosystems both upstream and downstream of
4368-690: The effect of forest decay. Another disadvantage of hydroelectric dams is the need to relocate the people living where the reservoirs are planned. In 2000, the World Commission on Dams estimated that dams had physically displaced 40–80 million people worldwide. Because large conventional dammed-hydro facilities hold back large volumes of water, a failure due to poor construction, natural disasters or sabotage can be catastrophic to downriver settlements and infrastructure. During Typhoon Nina in 1975 Banqiao Dam in Southern China failed when more than
4446-399: The excess generation capacity is used to pump water into the higher reservoir, thus providing demand side response . When the demand becomes greater, water is released back into the lower reservoir through a turbine. In 2021 pumped-storage schemes provided almost 85% of the world's 190 GW of grid energy storage and improve the daily capacity factor of the generation system. Pumped storage
4524-479: The existing Balimela Reservoir backwaters. There is also the possibility to install a huge capacity Pumped-storage hydroelectricity station for the needs of peaking power using high water level drop. This reservoir will serve as the upper pond and the existing Balimela reservoir as the tail pond for installing Pumped-storage hydroelectricity units. Thus this reservoir water can be put to use more productively. The existing MHES can also be kept in operation by diverting
4602-637: The festivals helps in maintaining the buoyancy of the conserved natural site, assisting in biodiversity conservation. In the Christian liturgical calendar , there are two principal feasts, properly known as the Feast of the Nativity of our Lord (Christmas) and the Feast of the Resurrection (Easter), but minor festivals in honour of local patron saints are celebrated in almost all countries influenced by Christianity. In
4680-534: The forest is inundated, substantial amounts of greenhouse gases may be emitted. Construction of a hydroelectric complex can have significant environmental impact, principally in loss of arable land and population displacement. They also disrupt the natural ecology of the river involved, affecting habitats and ecosystems, and siltation and erosion patterns. While dams can ameliorate the risks of flooding, dam failure can be catastrophic. In 2021, global installed hydropower electrical capacity reached almost 1,400 GW,
4758-506: The highest among all renewable energy technologies. Hydroelectricity plays a leading role in countries like Brazil, Norway and China. but there are geographical limits and environmental issues. Tidal power can be used in coastal regions. China added 24 GW in 2022, accounting for nearly three-quarters of global hydropower capacity additions. Europe added 2 GW, the largest amount for the region since 1990. Meanwhile, globally, hydropower generation increased by 70 TWh (up 2%) in 2022 and remains
SECTION 60
#17328584434194836-547: The impetus for a festival. An early example is the festival established by Ancient Egyptian Pharaoh Ramesses III celebrating his victory over the Libyans. In many countries, royal holidays commemorate dynastic events just as agricultural holidays are about harvests. Festivals are often commemorated annually. There are numerous types of festivals in the world and most countries celebrate important events or traditions with traditional cultural events and activities. Most culminate in
4914-519: The largest renewable energy source, surpassing all other technologies combined. Hydropower has been used since ancient times to grind flour and perform other tasks. In the late 18th century hydraulic power provided the energy source needed for the start of the Industrial Revolution . In the mid-1700s, French engineer Bernard Forest de Bélidor published Architecture Hydraulique , which described vertical- and horizontal-axis hydraulic machines, and in 1771 Richard Arkwright 's combination of water power ,
4992-731: The largest, producing 14 GW , but was surpassed in 2008 by the Three Gorges Dam in China at 22.5 GW . Hydroelectricity would eventually supply some countries, including Norway , Democratic Republic of the Congo , Paraguay and Brazil , with over 85% of their electricity. In 2021 the International Energy Agency (IEA) said that more efforts are needed to help limit climate change . Some countries have highly developed their hydropower potential and have very little room for growth: Switzerland produces 88% of its potential and Mexico 80%. In 2022,
5070-618: The last few centuries – some traditional festivals in Ghana , for example, predate European colonisation of the 15th century. Festivals prospered following the Second World War. Both established in 1947, Avignon Festival and the Edinburgh Festival Fringe have been notable in shaping the modern model of festivals. Art festivals became more prominent by the turn of the 21st century. In modern times, festivals are commodified as
5148-511: The needs of the 120 MW Machkund Hydro-Electric Scheme (MHES) downstream, which has been in operation since 1955. The dam and the MHES are the joint projects of Andhra Pradesh and Odisha states. The existing six power generation units have become old and obsolete compared to the latest technology. It is much economical to install a new hydro-electric scheme with a 15 km long tunnel using nearly 400 meters available level drop between Jalaput reservoir and
5226-633: The plant site. Generation of hydroelectric power changes the downstream river environment. Water exiting a turbine usually contains very little suspended sediment, which can lead to scouring of river beds and loss of riverbanks. The turbines also will kill large portions of the fauna passing through, for instance 70% of the eel passing a turbine will perish immediately. Since turbine gates are often opened intermittently, rapid or even daily fluctuations in river flow are observed. Drought and seasonal changes in rainfall can severely limit hydropower. Water may also be lost by evaporation. When water flows it has
5304-423: The practice has been seen as a means of creating geographical connection, belonging and adaptability. The word "festival" was originally used as an adjective from the late fourteenth century, deriving from Latin via Old French . In Middle English , a "festival dai" was a religious holiday. The first recorded used of the word "festival" as a noun was in 1589 (as "Festifall"). Feast first came into usage as
5382-402: The present, is found in private and public; secular and religious life. Ancient Greek and Roman societies relied heavily upon festivals, both communal and administrative. Saturnalia was likely influential to Christmas and Carnival . Celebration of social occasions, religion and nature were common. Specific festivals have century-long histories and festivals in general have developed over
5460-450: The rainfall regime, could reduce total energy production by 7% annually by the end of the century. Lower positive impacts are found in the tropical regions. In lowland rainforest areas, where inundation of a part of the forest is necessary, it has been noted that the reservoirs of power plants produce substantial amounts of methane . This is due to plant material in flooded areas decaying in an anaerobic environment and forming methane,
5538-622: The screenings of several different films, and are usually held annually. Some of the most significant film festivals include the Berlin International Film Festival , the Venice Film Festival and the Cannes Film Festival . A food festival is an event celebrating food or drink. These often highlight the output of producers from a certain region. Some food festivals are focused on a particular item of food, such as
5616-507: The surplus water from the nearby upper Kolab reservoir into the Machkund river basin by joining with a nearly 4 km long tunnel. This would facilitate the use of excess water from the upper Kolab reservoir for enhanced electricity generation in MHES and downstream Balimela powerhouse by using nearly 200% more available head in Sileru river basin before putting finally for irrigation use. Jalaput
5694-516: The third Thursday of November each year. Both Beaujolais nouveau and the Japanese rice wine sake are associated with harvest time. In the Philippines, there are at least two hundred festivals dedicated to food and drinks. Seasonal festivals, such as Beltane , are determined by the solar and the lunar calendars and by the cycle of the seasons , especially because of its effect on food supply, as
5772-517: The total there of. There exists significant variation among festivals, beyond binary dichotomies of sacred and secular, rural and urban, people and establishment. Among many religions , a feast is a set of celebrations in honour of God or gods . A feast and a festival are historically interchangeable. Most religions have festivals that recur annually and some, such as Passover , Easter, and Eid al-Adha are moveable feasts – that is, those that are determined either by lunar or agricultural cycles or
5850-524: The world are hydroelectric power stations, with some hydroelectric facilities capable of generating more than double the installed capacities of the current largest nuclear power stations . Although no official definition exists for the capacity range of large hydroelectric power stations, facilities from over a few hundred megawatts are generally considered large hydroelectric facilities. Currently, only seven facilities over 10 GW ( 10,000 MW ) are in operation worldwide, see table below. Small hydro
5928-539: The world. The classification of hydropower plants starts with two top-level categories: The classification of a plant as an SHP or LHP is primarily based on its nameplate capacity , the threshold varies by the country, but in any case a plant with the capacity of 50 MW or more is considered an LHP. As an example, for China, SHP power is below 25 MW, for India - below 15 MW, most of Europe - below 10 MW. The SHP and LHP categories are further subdivided into many subcategories that are not mutually exclusive. For example,
6006-573: Was allowed to provide irrigation and power to citizens (in addition to aluminium power) after the war. In Suriname , the Brokopondo Reservoir was constructed to provide electricity for the Alcoa aluminium industry. New Zealand 's Manapouri Power Station was constructed to supply electricity to the aluminium smelter at Tiwai Point . Since hydroelectric dams do not use fuel, power generation does not produce carbon dioxide . While carbon dioxide
6084-412: Was particularly important to local communities before the advent of mass-produced entertainment. Festivals that focus on cultural or ethnic topics also seek to inform community members of their traditions; the involvement of elders sharing stories and experience provides a means for unity among families . Attendants of festivals are often motivated by a desire for escapism, socialization and camaraderie;
#418581