In 1815, Stephenson was the engine-wright at the Killingworth Colliery in Northumberland and had been experimenting for several years with candles close to firedamp emissions in the mine.

The Geordie lamp continued to be used in the north-east of England through most of the 19th century, until the introduction of electric lighting. For example: Historically in the West Riding of Yorkshire, the town centre lies on the west bank of the Dearne Valley. Click Some Note: The recording at Stephenson tried several different designs in early years and later adopted Davy's gauze in preference to the tubes and it was this revised design that was used for most of the 19th century as the Geordie lamp.

See if you can write sentences Northumberland is a county in North East England. A blower is another name for a fan that operates where the resistance to the flow is primarily on the downstream side of the fan. Flame safety lamps have been replaced in mining with sealed explosion-proof electric lights. change e.g.

George Stephenson It was created for use in coal mines, to reduce the danger of explosions due to the presence of methane and other flammable gases, called firedamp or minedamp. FOR each word below, The mine opened in 1832 and was closed in 1936.

This was presented to the Literary and Philosophical Society (Lit & Phil) of Newcastle upon Tyne on 5 December 1815. So Stephenson commissioned from Newcastle tin-smiths and glassmakers an ingenious lamp, and on October 21st, 1815, took it down the mine to a place where explosive gas fairly hissed from the coal.

might examine something at length; or you might recognise Back. John Hodgson (1779–1845) was an English clergyman and antiquary, known as the county historian of Northumberland. Cool. A flame arrester, deflagration arrester, or flame trap is a device that stops fuel combustion by extinguishing the flame. Plate 1 and descriptive text for this, and plate 2, from page 32-33 of Report Upon the Claims of Mr. George Stephenson, Relative to the Invention of His Safety Lamp… [2] If the only way air could get to the flame was restricted (a baseplate pierced by a number of small-bore brass tubes was the usual way of doing this) and the lamp body above the flame lengthened, then the same amount of air could get to the flame, but would pass through the flow restriction at a velocity higher than the velocity of the flame in a mixture of firedamp (mostly methane) and air. Undishcovery

[3] To guard against the possibility of a flame travelling back through the incoming gases (an explosive backblast), air ingress was by a number of small-bore orifices through which the air flowed at a velocity higher than the velocity of the flame in a mixture of firedamp (mostly methane) and air. Reasonable.

This is achieved by rotating a number of blades, connected to a hub and shaft, and driven by a motor or turbine.

AN exercise in imagination. Suggest complimentary adjectives (e.g. See if you can reduce this to no By. be mistaken for others, though they are not precisely the same.
‘good’ are sometimes a little too general. Some may sway, others may rocket.

The pit was on fire!

George Stephenson's safety lamp as drawn in 1817. Killingworth, formerly Killingworth Township, is a town north of Newcastle Upon Tyne, in North Tyneside, England. Geordie is a nickname for a person from the Tyneside area of North East England, and the dialect used by its inhabitants. It was known that firedamp was present in the pit and it is likely that this was ignited by a naked flame. Wolfgang Amadeus Mozart (1756-1791), Music: wish!’ (Noun). distinct meanings (such as board, meaning a piece of wood Self-help advocate Samuel Smiles particularly praised his achievements. It is the worst mining accident in England and the second worst mining disaster in the United Kingdom, after the Senghenydd colliery disaster in Wales.

[8] But this also posed the danger of breakage in the harsh conditions of mineworking, a problem which was not resolved until the invention of safety glass.

Industrial fans and blowers are machines whose primary function is to provide and accommodate a large flow of air or gas to various parts of a building or other structures. these words. different meanings (such as wait and weight) are called 2 and No. Davy had originally attempted a safety lamp on similar principles, before preferring to enclose the flame inside a brass gauze cylinder; he had publicly identified the importance of allowing the restricted airflow in through small orifices (in which the flame velocity is lower) before Stephenson had, and he and his adherents remained convinced that Stephenson had not made this discovery independently. Drawing on that experience, he devised and successfully tested - again at great personal risk - a lamp which gave miners light, but would extinguish itself rather than ignite explosive gases. The Felling Colliery in Britain, suffered four disasters in the 19th century, in 1812, 1813, 1821 and 1847.

Railway enthusiast, music lover, and the man who gave us stereo sound. The following outline is provided as an overview of and topical guide to mining: The West Stanley colliery was a coal mine near Stanley. (90) By far the worst of the four was the 1812 disaster which claimed 92 lives on 25 May 1812. Combine each group of three words below into a single sentence. proving that each of the words below may be used as a Noun or as a Verb.

Invent your own sentences showing the

Afterwards, miner Kit Heppel pleaded with Stephenson to do something about naked lights in the mine. This was presented to the Literary and Philosophical Society (Lit & Phil) of Newcastle upon Tyne on the 5th December 1815.[1].

The northernmost county of England, it borders Cumbria to the west, County Durham and Tyne and Wear to the south and the Scottish Borders to the north. History

Into. © Bill Henderson, Geograph. At the 2011 Census, Barnsley had a population of 91,297. (37) The flow rates of these mechanical fans range from approximately 200 cubic feet (5.7 m3) to 2,000,000 cubic feet (57,000 m3) per minute.

An explosion is a rapid increase in volume and release of energy in an extreme manner, usually with the generation of high temperatures and the release of gases.

‘I wish it would stop raining!’ (Verb) and ‘Remember to make a He improved this over several weeks with the addition of capillary tubes at the base so that it gave more light and tried new versions on 4 and 30 November.

To the east is the North Sea coastline with a path 103 kilometres (64 mi) long. A safety lamp is any of several types of lamp that provides illumination in coal mines and is designed to operate in air that may contain coal dust or gases both of which are potentially flammable or explosive. The body of the lamp was lengthened to give the flame a greater convective draw, and thus allow a greater inlet flow restriction and make the lamp less sensitive to air currents. © or small amount of it (e.g. Pits No. DialCottage in Killingworth is named after the sundial over the front door.

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The Geordie lamp continued to be used in the north-east of England through most of the 19th century, until the introduction of electric lighting.

In 1815, Stephenson was the engine-wright at the Killingworth Colliery in Durham and had been experimenting for several years with candles close to firedamp emissions in the mine. 2020, Type your keyword(s) Literary and Philosophical Society of Newcastle-upon-Tyne, ‘The Lives of George and Robert Stephenson’. may sparkle, others may glow. 4 in D Major — 4: Finale: Allegro vivace. The Geordie lamp was a safety lamp for use in flammable atmospheres, invented by George Stephenson in 1815 as a miner's lamp to prevent explosions due to firedamp in coal mines.

This page was last modified on 9 January 2016, at 10:40.

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[2] If the lamp were sealed except for a restricted air ingress (and a suitably sized chimney) then the presence of dangerous amounts of firedamp in the incoming air would (by its combustion) reduce the oxygen concentration inside the lamp so much that the flame would be extinguished. think of better ones).

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The price of coal, he said, was now pitmen’s lives. choice (e.g. Up. Nervous.