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Steam Engines
This category cover the various types of steam engines in trains, vintage cars and motorbikes, steam engines used for drives, invention explanations, how the different steam engines work, how steam trains and other steam engine driven vehicles work, what the various changes over time were to make steam engines more efficient and why.
950 Questions
Advantages and disadvantages on steam engine?
Steam engine advantages
Any suitable form of energy can be used to make steam
Not affected much by high altitudes
Water can be re-used
Steam engine disadvantages
Has low efficiency, around 30%
Are expensive to buy and run
Give off a lot of pollution
Take time to start
Dangerous to use because of high pressure of steam
Only 30% of the steam is used
Lots of energy is needed to make the steam
When were steam engines invented?
Heron of Alexandria invented a steam powered rotating ball in Circa 100 AD. This is the first recorded steam power.
Thomas Savery (1650-1715) was an English military engineer and inventor who in 1698, took out a general patent covering all possible means of pumping water by steam power. It was based on Denis Papin's Digester or pressure cooker of 1679.
Thomas Savery had been working on solving the problem of pumping water out of coal mines, his machine consisted of a closed vessel filled with water into which steam under pressure was introduced. This forced the water upwards and out of the mine shaft. Then a cold water sprinkler was used to condense the steam. This created a vacuum which sucked more water out of the mine shaft through a bottom valve.
Thomas Savery later worked with Thomas Newcomen who had actually invented the atmospheric steam engine and had to share his success with the patent holder.
The first steam engine was invented by Thomas Newcomen in 1712 to pump water from mine, the first being installed in 1712 close to Dudley castle in the Black Country.. Later improvements were made by James Watt And Richard Trevithick.
Richard trevithithick made one of the earliest steam locomotives: locomotion. whi cwheels made it so it derailed quite frequently. Robert stevenson made another called the rocket and has taken much credit for the invention of the steam valve but it was the engineer of sans parell timothy hackworth who invented it.
William Symington invented Efficient Steam Navigation. He was a native of Leadhills, Lancashire and Scotland.
watch mark Williams on the rails for more information or go to beamish open air museum where you can ride on a replica of the locomotives of that day.
AnswerFrom Wikipedia: The first steam device, the aeolipile, was invented by Heron of Alexandria, a Greek, in the 1st century AD, but used only as a toy. Incidently 700 years earlier in Corinth, Greece, rail tracks were invented; however the Greeks never thought of putting the two together.In 1690, Denis Papin, a French physicist, built a working model of a steam engine after observing steam escaping from his pressure cooker in about 1679. Sir Samuel Morland also developed ideas for a steam engine during the same period. Early industrial steam engines were designed by Thomas Savery (1698), Thomas Newcomen (1712), and James Watt (patented in 1769), each adding new refinements. Humphrey Gainsborough produced a model condensing steam engine in the 1760s. In 1802 William Symington built the "first practical steamboat", and in 1807 Robert Fulton used the Watt steam engine to power the first commercially successful steamboat.
AnswerThomas Savery was an English military engineer and inventor who in 1698, patented the first crude steam engine, based on Denis Papin's Digester or pressure cooker of 1679.Thomas Savery had been working on solving the problem of pumping water out of coal mines, his machine consisted of a closed vessel filled with water into which steam under pressure was introduced. This forced the water upwards and out of the mine shaft. Then a cold water sprinkler was used to condense the steam. This created a vacuum which sucked more water out of the mine shaft through a bottom valve.
Thomas Savery later worked with Thomas Newcomen on the atmospheric steam engine. Among Savery's other inventions was an odometer for ships, a device that measured distance traveled.
Invention of Steam EngineAs with many inventions, there are is no simple answer.Thomas Newcomen (1664-1729) is often regarded as the inventor, but he worked in partnership with Thomas Savery (c. 1760-1715), who had already built a steam 'engine' of sorts in 1698. However, as Savery's invention had no moving parts it's seldom counted as an engine. The first steam engine with moving parts was built in 1712 and was designed purely to pump water out of mines.
The early steam engines were inefficient and wasted a lot of fuel. James Watt (1736-1819), who was for many years instrument maker to the University of Glasgow, made significant improvements from 1776 onwards.
Key features of these improvements included (1) greatly raising the pressure in the boiler, which increased efficiency, and (2) producing circular motion. Watts' steam engines were suitable for use in factories and for a variety of purposes.
Important later developments include the steam locomotive and the steam-powered ship.
See Related LinksSee the Related Link for "Wikipedia, James Watt" to the bottom for the answer.some time in the 18th century. im pretty sure 1712 was the first engine made
The first practical steam engine was Thomas newcomens machine
The idea of using boiling water to produce mechanical motion has a long history, going back about 2000 years. (see the related link below).
However, the first practical steam-powered 'engine' was a water pump, developed in 1698 by Thomas Savery. Then improving on the design of the 1712 Newcomen engine, the Watt steam engine was developed sporadically from 1763 to 1775 and was the next great step in the development of the steam engine. Then in around 1800, Richard Trevithick introduced engines using high-pressure steam.
the first steam engine was built in the 1700s by Newcomen to drive mine pumps, in England. James Watt greatly improved the engine, early in the Industrial Revolution in Britain(1800s), Steam locomotives have been used to great use by British railways until 1968. Some used by London transport were used until 1971! Yet still steam lives on around the world. In Britain steam locos are used on preserved railways by enthusiasts.
The A1 steam locomotive trust built a whole new steam engine from scratch and was complete in 2008; it is called 'Tornado'.
Who invented the steam engine in Birmingham?
The First steam engne was Sir Thomas Newcomen
Shortly After was James Watt
How do you blow steam out of your mouth?
There are two different methods:
1. Close mouth
2. Make sure mouth is tightly closed
3. Blow somewhat hard
4. Open mouth, slowly breath out
5. Success!
1. Close mouth
2. Blow hard
3. Click tongue a few times
4. Slowly breathe out
5. Success!
When was the first steam engine made and working?
The first practical steam-powered 'engine' was a water pump, developed in 1698 by Thomas Savery.
What was the name of the scientist who invented the steam engine?
James Watt was the name of that scientist.
Where was the first steam engine used?
The first steam engine, a water pump type, was used in mines, pumping stations, and the textile industry.
What is a steam turbine jacking oil system?
at the time of turbine start up, the shaft journals are in contact with the white metal of the bearings due to the weight of the rotor. The low pressure of the lubricating oil supply when the set is stationary is insufficient to stop the metal to metal contact between journals and bearing shells. In order to prevent the metal to metal contact between journal and bearing shell during start up, which is damaging in the long term, an oil pocket machined into the bottom shell of the journal bearing is supplied with oil under high pressure. This lifts the shafting system slightly and it floats on a film oil. this is called jacking oil system of turbine
Why did James Watt invent steam engines?
because he was bored, i guess...?
He did not invent steam engines, he did however make very important adjustments and additions to them. He was a person who was in a field of instrument making and repair (such as scientific and mathematical instruments, now all replaced by computers I assume) this is why when he was in the University of Cardiff, working in his workshop there, he was requested to try and fix one of Thomas Newcomens steam engines, perhaps not an instrument but he was a technician, and living during a time where professions were not as specialised as today I assume is why he still got given the duty. Because of his great opurtunity to work with one of the worlds leading machine designs at the time he was also able to understand how unefficient it was which was the reason he began thinking of ways to improve it. James Watt's steam engine was apparently 3x more efficient than Newcomen's. A rough number but it replaced nearly all of Newcomens Engines (I believe), it was far less coal Hungary and was an extremely frugal purchase, at the time mainly for mine diggers.
So to some up he 'improved' Thomas Newcomen's steam engine because they were unefficient, it was he who did this because he was in a professional field which lead to a steam engine finding him and he could not refuse the chance of workign on one.
