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Aeolipile. An aeolipile, aeolipyle, or eolipile, from the Greek "Αἰόλου πύλη," lit. 'Aeolus gate', also known as a Hero's (or Heron's) engine, is a simple, bladeless radial steam turbine which spins when the central water container is heated. Torque is produced by steam jets exiting the turbine.
History of the steam engine. The 1698 Savery Steam Pump - the first commercially successful steam powered device, built by Thomas Savery. [1] 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. [2]
Ancient Roman engineering. Reconstruction of a 10.4 m (34 ft) high Roman Polyspastos in Germany. The ancient Romans were famous for their advanced engineering accomplishments. Technology for bringing running water into cities was developed in the east, [clarification needed] but transformed by the Romans into a technology inconceivable in Greece.
Pont du Gard (1st century AD), over the Gardon in southern France, is one of the masterpieces of Roman technology. Ancient Roman technology is the collection of techniques, skills, methods, processes, and engineering practices which supported Roman civilization and made possible the expansion of the economy and military of ancient Rome (753 BC – 476 AD).
Hypocaust. A hypocaust (Latin: hypocaustum) is a system of central heating in a building that produces and circulates hot air below the floor of a room, and may also warm the walls with a series of pipes through which the hot air passes. This air can warm the upper floors as well. [1] The word derives from the Ancient Greek hypo meaning "under ...
Timeline of steam power. Steam power developed slowly over a period of several hundred years, progressing through expensive and fairly limited devices in the early 17th century, to useful pumps for mining in 1700, and then to Watt's improved steam engine designs in the late 18th century. It is these later designs, introduced just when the need ...
Finlandia Queen, a paddle-wheel ship from 1990s in Tampere, Finland [1] A paddle steamer is a steamship or steamboat powered by a steam engine driving paddle wheels to propel the craft through the water. In antiquity, paddle wheelers followed the development of poles, oars and sails, whereby the first uses were wheelers driven by animals or humans.
The 3rd-century mill is considered the earliest known machine to incorporate a crank and connecting rod. [1] The Hierapolis sawmill was a water-powered stone sawmill in the Ancient Greek city of Hierapolis in Roman Asia (modern-day Turkey). Dating to the second half of the 3rd century AD, [2] the sawmill is considered the earliest known machine ...