History Of The Steam Engine
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History Of The Steam Engine
The first recorded rudimentary steam engine was the aeolipile mentioned by Vitruvius between 30 and 15 BC and, described by Heron of Alexandria in 1st-century Roman Egypt. Several steam-powered devices were later experimented with or proposed, such as Taqi al-Din's steam jack, a steam turbine in 16th-century Ottoman Egypt, and Thomas Savery's steam pump in 17th-century England. In 1712, Thomas Newcomen's atmospheric engine became the first commercially successful engine using the principle of the piston and cylinder, which was the fundamental type of steam engine used until the early 20th century. The steam engine was used to pump water out of coal mines. During the Industrial Revolution, steam engines started to replace water and wind power, and eventually became the dominant source of power in the late 19th century and remaining so into the early decades of the 20th century, when the more efficient steam turbine and the internal combustion engine resulted in the rapid repla ...
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Aeolipile Illustration
An aeolipile, aeolipyle, or eolipile, from the Greek "αιολουπυλη", also known as a Hero's engine, is a simple, bladeless radial turbine, radial steam turbine which spins when the central water container is heated. Torque is produced by steam jets exiting the turbine. The Greeks in Egypt, Greek-Egyptian mathematician and engineer Hero of Alexandria described the device in the 1st century CE, and many sources give him the credit for its invention. However, Vitruvius was the first to describe this appliance in his ''De architectura'' (ca. 30-20 BCE). The aeolipile is considered to be the first recorded steam engine or reaction steam turbine, but it is neither a practical source of power nor a direct predecessor of the type of steam engine invented during the Industrial Revolution. The name – derived from the Ancient Greek, Greek word Αἴολος and Latin word ''pila'' – translates to "the ball of Aeolus", Aeolus being the Greek mythology, Greek god of the air and w ...
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Rotisserie
Rotisserie, also known as spit-roasting, is a style of roasting where meat is skewered on a spit – a long solid rod used to hold food while it is being cooked over a fire in a fireplace or over a campfire, or roasted in an oven. This method is generally used for cooking large joints of meat or entire animals, such as pigs or turkeys. The rotation cooks the meat evenly in its own juices and allows easy access for continuous basting. History In medieval cuisine and early modern kitchens, the spit was the preferred way of cooking meat in a large household. A servant, preferably a boy, sat near the spit turning the metal rod slowly and cooking the food; he was known as the "spit boy" or "spit jack". Mechanical turnspits ("roasting jacks") were later invented, first powered by dogs on treadmills, and then by steam power and mechanical clockwork mechanisms. The spit could also be powered by a turbine mounted in the chimney with a worm transmission for torque and speed convers ...
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Inventions In The Islamic World
The following is a list of inventions made in the medieval Muslim world, Islamic world, especially during the Islamic Golden Age,George Saliba (1994), ''A History of Arabic Astronomy: Planetary Theories During the Golden Age of Islam'', pp. 245, 250, 256–57. New York University Press, . as well as in later states of the Age of the Islamic Gunpowders such as the Ottoman Empire, Ottoman and Mughal Empire, Mughal empires. The Islamic Golden Age was a period of cultural, economic and scientific flourishing in the history of Islam, traditionally dated from the eighth century to the fourteenth century, with several contemporary scholars dating the end of the era to the fifteenth or sixteenth century. This period is traditionally understood to have begun during the reign of the Abbasid Caliphate, Abbasid caliph Harun al-Rashid (786 to 809) with the inauguration of the House of Wisdom in Baghdad, where scholars from various parts of the world with different cultural backgrounds were ma ...
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Islamic Astronomy
Islamic astronomy comprises the Astronomy, astronomical developments made in the Islamic world, particularly during the Islamic Golden Age (9th–13th centuries), and mostly written in the Arabic language. These developments mostly took place in the Middle East, Central Asia, Al-Andalus, and North Africa, and later in the Far East and History of India, India. It closely parallels the genesis of other Islamic sciences in its assimilation of foreign material and the amalgamation of the disparate elements of that material to create a science with Islamic characteristics. These included Greek astronomy, Greek, Sassanid Empire, Sassanid, and Indian astronomy, Indian works in particular, which were translated and built upon. Islamic astronomy played a significant role in the revival of Byzantine science, Byzantine and Science in Medieval Western Europe, EuropeanSaliba (1999). astronomy following the Dark Ages (historiography), loss of knowledge during the early medieval period, notably ...
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Islamic Philosophy
Islamic philosophy is philosophy that emerges from the Islamic tradition. Two terms traditionally used in the Islamic world are sometimes translated as philosophy—falsafa (literally: "philosophy"), which refers to philosophy as well as logic, mathematics, and physics; and Kalam (literally "speech"), which refers to a rationalist form of Scholastic Islamic theology which includes the schools of Maturidiyah, Ashaira and Mu'tazila. Early Islamic philosophy began with Al-Kindi in the 2nd century of the Islamic calendar (early 9th century CE) and ended with Averroes (Ibn Rushd) in the 6th century AH (late 12th century CE), broadly coinciding with the period known as the Golden Age of Islam. The death of Averroes effectively marked the end of a particular discipline of Islamic philosophy usually called the Peripatetic Islamic school, and philosophical activity declined significantly in Western Islamic countries such as Islamic Iberia and North Africa. Islamic philosophy persi ...
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Architonnerre
The Architonnerre (Architronito) was a steam-powered cannon, a description of which is found in the papers of Leonardo da Vinci dating to the late 15th century, although he attributes its invention to Archimedes in the 3rd century BC. Leonardo's description was hidden amongst his papers until it was rediscovered by Étienne-Jean Delécluze of the French Institute in 1838 and published in the magazine ''L'Artiste'' in 1841, well after the modern high pressure steam engine had been independently invented. Description of operation The following is the most likely means of operation from the description given. A conventional muzzle-loading cannon would have a strong metal tube connecting the vented end, where the fuse would normally be placed, to a copper boiler, terminating below the water level inside but describing an inverted U above it in the manner of a syphon. A fire of charcoal would heat the vented end of the cannon and the boiler so that the metal of the cannon's end wou ...
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Leonardo Da Vinci
Leonardo di ser Piero da Vinci (15 April 14522 May 1519) was an Italian polymath of the High Renaissance who was active as a painter, Drawing, draughtsman, engineer, scientist, theorist, sculptor, and architect. While his fame initially rested on his achievements as a painter, he also became known for #Journals and notes, his notebooks, in which he made drawings and notes on a variety of subjects, including anatomy, astronomy, botany, cartography, painting, and paleontology. Leonardo is widely regarded to have been a genius who epitomized the Renaissance humanism, Renaissance humanist ideal, and his List of works by Leonardo da Vinci, collective works comprise a contribution to later generations of artists matched only by that of his younger contemporary, Michelangelo. Born Legitimacy (family law), out of wedlock to a successful Civil law notary, notary and a lower-class woman in, or near, Vinci, Tuscany, Vinci, he was educated in Florence by the Italian painter and sculptor ...
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Organ (music)
Carol Williams performing at the United States Military Academy West Point Cadet Chapel.">West_Point_Cadet_Chapel.html" ;"title="United States Military Academy West Point Cadet Chapel">United States Military Academy West Point Cadet Chapel. In music, the organ is a keyboard instrument of one or more Pipe organ, pipe divisions or other means for producing tones, each played from its own Manual (music), manual, with the hands, or pedalboard, with the feet. Overview Overview includes: * Pipe organs, which use air moving through pipes to produce sounds. Since the 16th century, pipe organs have used various materials for pipes, which can vary widely in timbre and volume. Increasingly hybrid organs are appearing in which pipes are augmented with electric additions. Great economies of space and cost are possible especially when the lowest (and largest) of the pipes can be replaced; * Non-piped organs, which include: ** pump organs, also known as reed organs or harmoniums, which ...
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Reims
Reims ( , , ; also spelled Rheims in English) is the most populous city in the French department of Marne, and the 12th most populous city in France. The city lies northeast of Paris on the Vesle river, a tributary of the Aisne. Founded by the Gauls, Reims became a major city in the Roman Empire. Reims later played a prominent ceremonial role in French monarchical history as the traditional site of the coronation of the kings of France. The royal anointing was performed at the Reims Cathedral, Cathedral of Reims, which housed the Holy Ampulla of chrism allegedly brought by a white dove at the baptism of Frankish king Clovis I in 496. For this reason, Reims is often referred to in French as ("the Coronation City"). Reims is recognized for the diversity of its heritage, ranging from Romanesque architecture, Romanesque to Art Deco, Art-déco. Reims Cathedral, the adjacent Palace of Tau, and the Abbey of Saint-Remi were listed together as a UNESCO World Heritage Site in 1991 ...
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William Of Malmesbury
William of Malmesbury ( la, Willelmus Malmesbiriensis; ) was the foremost English historian of the 12th century. He has been ranked among the most talented English historians since Bede. Modern historian C. Warren Hollister described him as "a gifted historical scholar and an omnivorous reader, impressively well versed in the literature of classical, patristic, and earlier medieval times as well as in the writings of his own contemporaries. Indeed William may well have been the most learned man in twelfth-century Western Europe." William was born about 1095 or 1096 in Wiltshire. His father was Norman and his mother English. He spent his whole life in England and his adult life as a monk at Malmesbury Abbey in Wiltshire, England. Biography Though the education William received at Malmesbury Abbey included a smattering of logic and physics, moral philosophy and history were the subjects to which he devoted the most attention. The earliest fact which he records of his career is ...
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Vitruvius
Vitruvius (; c. 80–70 BC – after c. 15 BC) was a Roman architect and engineer during the 1st century BC, known for his multi-volume work entitled ''De architectura''. He originated the idea that all buildings should have three attributes: , , and ("strength", "utility", and "beauty"). These principles were later widely adopted in Roman architecture. His discussion of perfect proportion in architecture and the human body led to the famous Renaissance drawing of the ''Vitruvian Man'' by Leonardo da Vinci. Little is known about Vitruvius' life, but by his own descriptionDe Arch. Book 1, preface. section 2. he served as an artilleryman, the third class of arms in the Roman military offices. He probably served as a senior officer of artillery in charge of ''doctores ballistarum'' (artillery experts) and ''libratores'' who actually operated the machines. As an army engineer he specialized in the construction of ''ballista'' and '' scorpio'' artillery war machines for sieges. ...
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