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词条 LNER Peppercorn Class A1
释义

  1. Background

  2. Original locomotives

      Construction    Withdrawal and preservation    List of original locomotives   Notes on names 

  3. No. 60163 Tornado

  4. Accidents and incidents

  5. Models

  6. References

  7. External links

{{about|the locomotives built in 1948–49|other LNER Class A1 locomotives|LNER Class A1|the new locomotive completed in 2008|LNER Peppercorn Class A1 60163 Tornado}}{{Refimprove|date=December 2008}}{{Use dmy dates|date=March 2017}}{{Use British English|date=March 2017}}{{Infobox locomotive
|name= LNER Peppercorn Class A1
|powertype= Steam
|image= Gateshead locomotive sheds.jpg
|alt= Steam locomotive with four small carrying wheels at the front, six large driving wheels, two small carrying wheels below the cab, and a tender
|caption= 60155 Borderer by the coaling stage at Gateshead depot in April 1964
|designer= Arthur Peppercorn
|builder= Doncaster Works
Darlington Works
|builddate= 1948 - 1949, 2008
|whytetype= 4-6-2
|length= {{convert|72|ft|11+3/4|in|2|abbr=on}}
|height= {{convert|13|ft|1|in|2|abbr=on}}
|width= {{convert|9|ft|2+7/8|in|2|abbr=on}}
|leadingdiameter= {{convert|3|ft|2|in|3|abbr=on}}
|driverdiameter= {{convert|6|ft|8|in|3|abbr=on}}
|trailingdiameter= {{convert|3|ft|8|in|3|abbr=on}}
|boiler= Diagram 118
{{convert|6|ft|5|in|abbr=on}} diameter
{{convert|29|ft|2|in|abbr=on}} length
|boilerpressure= {{convert|250|psi|abbr=on|lk=on}}
|cylindercount = 3
|cylindersize= {{convert|19|x|26|in|abbr=on|0|lk=on}}
|firearea= {{convert|50.0|sqft|abbr=on}}
|fireboxarea= {{convert|245.3|sqft|abbr=on}}
|tubearea= {{convert|1211.6|sqft|abbr=on}}
|fluearea= {{convert|1004.5|sqft|abbr=on}}
|totalsurface= {{convert|2461.4|sqft|abbr=on}}
|superheaterarea= {{convert|697.7|sqft|abbr=on}}
|tractiveeffort= {{convert|37400|lbf|kN|abbr=on}}
|poweroutput={{convert|2700|PS|lk=on|abbr=on}}{{citation needed|date=February 2012}}
|valvegear= Walschaerts
|maxspeed= {{convert|100|mph|abbr=on}}
|axleload= {{convert|22.1|LT|t ST|abbr=on}}
|weightondrivers= {{convert|66.55|LT|t ST|abbr=on}}
|locoweight= {{convert|105.2|LT|t ST|abbr=on}}
|tenderweight= {{convert|60.9|LT|t ST|abbr=on}}
|locotenderweight= {{convert|166.1|LT|t ST|abbr=on}}
|fueltype= Coal
|fuelcap= {{convert|9.0|LT|t ST|abbr=on}}
|watercap= {{convert|5000|impgal|L USgal|abbr=on}}
|locale= North Eastern Region of British Railways
|powerclass= BR: 8P6F
|numinclass= 49 original, plus 1 completed 2008
|fleetnumbers= 60114 - 60162, 60163
|firstrundate= August 1948
|lastrundate= June 1966
|withdrawndate= October 1962 - June 1966
|scrapdate= 1962-1966
|disposition= Original 49 withdrawn and scrapped, 1 built in 2008 and Mainline Registered
}}

The London and North Eastern Railway (LNER) Peppercorn Class A1 is a type of express passenger steam locomotive. Forty-nine original Peppercorn Class A1s were built to the design of Arthur Peppercorn (who was the last Chief Mechanical Engineer (CME) of the London and North Eastern Railway) during the early British Railways era, but all were scrapped with the discontinuation of steam, with none of the original production run surviving into preservation. In 2008, a brand new 50th Peppercorn A1 locomotive, 60163 Tornado, was completed.

Background

Most of the former LNER Class A1 locomotives designed by Sir Nigel Gresley had been rebuilt as LNER Class A3 locomotives prior to this class being conceived. The few straggling LNER Class A1 locomotives that remained unrebuilt during the tenure of Peppercorn's predecessor, Edward Thompson, were redesignated by him as Class A10s in preparation for the construction of his new Class A1 locomotives. Thompson rebuilt the pioneer LNER pacific Great Northern in 1945; originally this was the new Class A1, but the rebuild was not repeated. Instead, initiated by Thompson but largely taken forward by his successor Arthur Peppercorn, Great Northern was designated Class A1/1, and a new class of Peppercorn A1s ordered.

The locomotives were designed to cope with the heaviest passenger trains in the post-war period on the East Coast Main Line (London – York – Newcastle – Edinburgh – Aberdeen) which consisted normally of trains with up to 15 coaches and up to 550 tons. The Peppercorn A1s were able to pull such a train on the flat at a speed of 60–70 mph (95-110 km/h). Like previous LNER pacifics, the class had a 3-cylinder arrangement. The chimney system was of the type Double-Kylchap.

Original locomotives

Construction

The new A1s were ordered by the LNER but delivered after that company had been nationalised to form part of British Railways at the start of 1948. The 49 engines were built at the Eastern Region's Doncaster and Darlington works between 1948 and 1949.

Construction details
NosDate builtWorksOrder no.[1]Notes
60114-22 1948 Doncaster 382
60123 1949 Doncaster
60124-9 1949 Doncaster 383
60130-43 1948 Darlington
60144-52 1949 Darlington
60153-7 1949 Doncaster 388 Built with Timken roller bearings on all axles
60158-62 1949 Doncaster

Withdrawal and preservation

By summer of 1966 all 49 class members had gone for scrap. The last to be withdrawn from stock was No. 60145 Saint Mungo after a working life of just 17 years. 60145 Saint Mungo was planned to be preserved by Geoff Drury, however, it ultimately was unsuccessful and none of the original locomotives were preserved. [2]

Withdrawal dates
Year No. withdrawnNos
1962 6 60115/22/23/35/37/53
1963 6 60136/44/59-62
1964 11 60114/9/20/5/39/41/3/7/9/50/8
1965 24 60116-8/21/26-34/38/40/2/6/8/51/2/4-7
1966 2 60124/45

List of original locomotives

Below is a list of original Peppercorn A1 Locomotives[3][4][5][6]{{page needed|date=December 2016}}[7]{{page needed|date=December 2016}}[8][9]

No. Name Built Works WithdrawnNotes
60114 AllenW. P. Allen August 1948DoncasterDecember 1964
60115 Meg Merrilies September 1948DoncasterNovember 1962
60116 Hal o' the Wynd October 1948DoncasterJune 1965
60117 Bois Roussel October 1948DoncasterJune 1965
60118 SturrockArchibald Sturrock November 1948DoncasterOctober 1965
60119 StirlingPatrick Stirling November 1948DoncasterMay 1964
60120 Kittiwake December 1948DoncasterJanuary 1964
60121 Silurian December 1948DoncasterOctober 1965
60122 Curlew December 1948DoncasterDecember 1962
60123 IvattH.A. Ivatt February 1949DoncasterOctober 1962
60124 Kenilworth March 1949DoncasterMarch 1966
60125 Scottish Union April 1949DoncasterJuly 1964
60126 RavenSir Vincent Raven April 1949DoncasterJanuary 1965
60127 WorsdellWilson Worsdell May 1949DoncasterJune 1965
60128 Bongrace May 1949DoncasterJanuary 1965
60129 ManneringGuy Mannering June 1949DoncasterOctober 1965
60130 Kestrel September 1948DarlingtonOctober 1965
60131 Osprey October 1948DarlingtonOctober 1965
60132 Marmion October 1948DarlingtonJune 1965
60133 Pommern October 1948Darlington June 1965
60134 Foxhunter November 1948Darlington October 1965
60135 Madge Wildfire November 1948Darlington November 1962
60136 Alcazar November 1948Darlington May 1963
60137 Redgauntlet December 1948Darlington October 1962
60138 Boswell December 1948Darlington October 1965
60139 Sea Eagle December 1948Darlington June 1964
60140 Balmoral December 1948Darlington January 1965
60141 Abbotsford December 1948Darlington October 1964
60142 FletcherEdward Fletcher February 1949Darlington June 1965
60143 ScottSir Walter Scott February 1949Darlington May 1964
60144 King's Courier March 1949Darlington April 1963
60145 Saint Mungo March 1949Darlington June 1966Preservation attempt failed
60146 Peregrine April 1949Darlington October 1965
60147 North Eastern April 1949Darlington August 1964
60148 Aboyeur May 1949Darlington June 1965
60149 Amadis May 1949Darlington June 1964
60150 Willbrook June 1949Darlington October 1964
60151 Midlothian June 1949Darlington November 1965
60152 Holyrood July 1949Darlington June 1965
60153 Flamboyant August 1949Doncaster November 1962
60154 Bon Accord September 1949Doncaster October 1965
60155 Borderer September 1949Doncaster October 1965
60156 Great Central October 1949Doncaster May 1965
60157 Great Eastern November 1949Doncaster January 1965
60158 Aberdonian November 1949Doncaster December 1964
60159 Bonnie Dundee November 1949Doncaster October 1963
60160 Auld Reekie December 1949Doncaster December 1963
60161 North British December 1949Doncaster October 1963
60162 Saint Johnstoun December 1949Doncaster October 1963

Notes on names

The names of the A1s[10] were an eclectic mix including:

  • Racehorses: Bois Roussel, Silurian, Scottish Union, Bongrace, Pommern, Foxhunter, Alcazar, Boswell, King's Courier, Aboyeur, Amadis, Willbrook, Flamboyant
  • Names of people: W. P. Allen (an LNER locomotive driver who became a member of the Railway Executive in 1948), Archibald Sturrock, Patrick Stirling, H. A. Ivatt, Sir Vincent Raven, Wilson Worsdell, Edward Fletcher (Locomotive Superintendents of pre-grouping railways), Sir Walter Scott, Saint Mungo
  • Names related to the works of Sir Walter Scott: Meg Merrilies, Hal o’ the Wynd, Kenilworth, Guy Mannering, Marmion, Borderer, Madge Wildfire, Redgauntlet, Bonnie Dundee. Some of these names had previously been used on NBR J class locomotives
  • Pre-grouping railway companies: North Eastern, Great Central, Great Eastern, North British
  • Birds: Kittiwake, Curlew, Kestrel, Osprey, Sea Eagle, Peregrine
  • Place-related names: Balmoral, Abbotsford (Sir Walter Scott's house), Midlothian, Holyrood, Bon Accord (motto of Aberdeen), Auld Reekie (a soubriquet for Edinburgh), Saint Johnstoun (an old name for Perth), Aberdonian

No. 60163 Tornado

{{main|60163 Tornado}}

None of the original production run of 49 Peppercorn A1s survived the scrapyard to be preserved, however in 2008 a brand new 50th A1 based on the Peppercorn patterns, 60163 Tornado, was completed as the evolved member of the class.[11]

Accidents and incidents

  • On 5 June 1950, locomotive No. 60153 Flamboyant was hauling an express passenger train which was derailed at Tollerton, North Yorkshire due to heat buckled track.[12]
  • On 14 April 2018, locomotive No. 60163 Tornado was hauling an excursion train named "The Ebor Flyer" from London King's Cross to York. While traveling at 90mph around Sandy, south of Peterborough, the locomotive's inside motion failed.[13][14]

Models

Bachmann Branchline and Hornby make models in OO gauge, Graham Farish produce a model in N gauge and Accucraft (UK) make a live steam model in gauge 1.

References

1. ^{{harvnb|Boddy|Neve|Yeadon|1973|p=193}}
2. ^{{cite web|title=60145 - Saint Mungo|url=https://www.a1steam.com/2010/02/03/60145-saint-mungo/|website=A1 Steam|publisher=A1 Steam}}
3. ^{{cite web| url=http://www.lner.info/locos/A/a1peppercorn.shtml| title=The Peppercorn A1 Pacifics| website=LNER Encyclopedia}}
4. ^Longworth{{full|date=December 2016}} (not including Tornado)
5. ^{{cite web| url=http://www.railuk.info/steam/getsteamclass.php?item=A1| website=Railuk database| title=Class Details}} (not including Tornado)
6. ^{{harvnb|Boddy|Neve|Yeadon|1973}} (not including Tornado)
7. ^{{harvnb|Yeadon|1991}} (not including Tornado)
8. ^A1LST history section{{full|date=December 2016}} (not including Tornado)
9. ^{{cite book| title=Ian Allan ABC of British Railways Locomotives, part 4| edition=Summer 1961| pages=26-27}} Names of 60114-60162 are given but it also includes the LNER Thompson Class A1/1 60113 Great Northern in the list, making 50 locomotives.
10. ^{{cite web| url=http://www.a1steam.com/index.php?option=com_content&view=article&id=53&Itemid=69| archiveurl=https://web.archive.org/web/20090723080859/http://www.a1steam.com/index.php?option=com_content&view=article&id=53&Itemid=69| archivedate=23 July 2009| title=Names of A1s| website=60163 Tornado| publisher=A1 Steam Locomotive Trust}}
11. ^{{cite news |url=http://news.bbc.co.uk/1/hi/england/north_yorkshire/7737382.stm |title=New steam loco ready for service |date=19 November 2008|accessdate=19 November 2008 |quote=The first new steam engine to be built in the UK for almost 50 years is ready for service after successfully completing all its trial runs ... Tornado, a Peppercorn class A1 Pacific steam locomotive ... |work=BBC News}}
12. ^{{cite book |last=Trevena |first=Arthur |title=Trains in Trouble: Vol. 2. |year=1981 |publisher=Atlantic Books |location=Redruth |isbn=0-906899-03-6 |page=34 }}
13. ^https://www.a1steam.com/2018/04/14/the-ebor-flyer-update/ Tornado motion failure
14. ^https://www.a1steam.com/2018/04/17/tornado-repair-update/ Repairs update
{{refbegin}}
  • {{RCTS-LocosLNER-2A}}
  • {{cite book |last=Yeadon |first=W. B. |authorlink=Willie Yeadon |year=1991 |title=Yeadon's Register of LNER Locomotives, Volume 3: Raven, Thompson and Peppercorn Pacifics |location= |publisher=Irwell Press |isbn= |ref=harv }}
{{refend}}

External links

{{commons category|LNER Peppercorn Class A1}}
  • A1 Steam Locomotive Trust
{{LNER Locomotives}}

6 : London and North Eastern Railway locomotives|4-6-2 locomotives|Railway locomotives introduced in 1948|Standard gauge steam locomotives of Great Britain|2′C1′ h3 locomotives|Scrapped locomotives

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