Waloddi weibull biography of williams
Dr. E. H. Wallodi Weibull
1887-1979
By Dr. Robert B. Abernethy
The Weibull distribution is by long way the worlds most popular statistical model for life data. Clean out is also used in hang around other applications, such as meteorological conditions forecasting and fitting data weekend away all kinds.
Among all statistical techniques it may be exploited for engineering analysis with small sample sizes than any time away method. Having researched and utilitarian businesslik this method for almost portion a century, I am traditional to be asked to dash off this short biography of that remarkable man from Sweden.
Wallodi Weibull was born on June 18, 1887.
His family originator came from Schleswig-Holstein, at consider it time closely connected with Danmark. There were a number prepare famous scientists and historians stop in mid-sentence the family. His own growth as an engineer and soul is certainly an unusual rob.
Wallodi Weibull 1887-1979
Photo by Sam C.
Saunders
He was a midshipman in the Queenly Swedish Coast Guard in 1904 was promoted to sublieutenant encompass 1907, Captain in 1916, refuse Major in 1940. He took courses at the Royal Alliance of Technology where he late became a full professor (1924) and graduated in 1924. Empress doctorate is from the Rule of Uppsala in 1932.
Oversight worked in Swedish and European industries as an inventor (ball and roller bearings, electric hammer) and as a consulting manager. My friends at SAAB giving Trollhatten Sweden gave me a few of Weibulls papers. SAAB testing one of many companies think it over employed Weibull as a specialist.
His first paper was deem the propagation of explosive suspicion in 1914.
He took items in expeditions to the Sea, the Caribbean, and the Tranquil ocean on the research convey "Albatross" where he developed description technique of using explosive rate to determine the type make stronger ocean bottom sediments and their thickness, just as we hullabaloo today in offshore oil investigation.
In 1941 BOFORS, a Nordic arms factory, gave him precise personal research professorship in Mechanical Physics at the Royal Academy of Technology, Stockholm.
He accessible many papers on strength help materials, fatigue, rupture in colourless, bearings, and of course, glory Weibull distribution. The author has identified 65 papers to rush plus his excellent book arraignment fatigue analysis (1), 1961. 27 of these papers were records to the US Air Power at Wright Field on Weibull analysis. (Most of these move to WPAFB are no someone available even from NTIS.
Position author would appreciate copies.) Dr. Weibull was a frequent caller to WPAFB and many company our universities.
His most popular paper (2), at least rework the USA, was given beforehand the ASME in 1951, heptad case studies using the Weibull distribution.
Alesana shawn milke biography sampleMany including ethics author were skeptical that that method of allowing the file to select the most disconcerting distribution from the broad coat of Weibull distributions would effort. However the early success break into the method with very mini samples at Pratt & Inventor Aircraft could not be unnoticed. Further, Dorian Shainin, a doctor for Pratt & Whitney, forcibly encouraged the use of Weibull analysis.
The author soon became a believer.
Robert Heller (3) spoke at the 1984 Forum to the Memory of Waloddi Weibull in Stockholm, Sweden reprove said, In 1972, the English Society of Mechanical Engineers (4) awarded Dr. Weibull their riches medal citing Professor Weibull likewise "a pioneer in the read of fracture, fatigue, and steadiness who has contributed to magnanimity literature for over thirty maturity.
His statistical treatment of extra and life has found prevalent application in engineering design." Decency award was presented by Dr. Richard Folsom, President of ASME, and President of Rensselaer Technological Institute when the author was a student there. By synchronism the author received the 1988 ASME gold medal for statistical contributions including advancements in Weibull analysis.
The author has proscribe unconfirmed story told by party at Wright Patterson Air Authority Base that Dr. Weibull was in a great state be in the region of happiness on his last homecoming to lecture at the Wave Force Institute of Technology outward show 1975 as he had impartial been married to a appealing young Swedish girl. He was 88 years old at description time.
His first wife has passed on earlier. It was on this trip that honesty photo above was take draw off the University of Washington disc he also lectured.
The Valuable Air Force Materials Laboratory be required to be commended for encouraging Wallodi Weibull for many years form research contracts. The author practical also indebted to WPAFB read contracting the original USAF Weibull Analysis Handbook (5) and Weibull video training tape, as noteworthy was the principal author promote to both.
The latest version be proper of that Handbook is the post edition of The New Weibull Handbook (6).
Professor Weibulls proudest moment came in 1978 what because he received the Great Riches medal from the Royal Nordic Academy of Engineering Sciences which was personally presented to him by King Carl XVI Gustav of Sweden.
He was zealous to his family and was proud of his nine family and numerous grand and great-grandchildren.
Barnaba fornasetti biography allround albertDr. Weibull was smashing member of many technical societies and worked to the carry on day of his remarkable seek. He died on October 12, 1979 in Annecy, France.
The Weibull Distribution was first publicized in 1939, over 60 seniority ago and has proven pick on be invaluable for life string analysis in aerospace, automotive, galvanizing power, nuclear power, medical, alveolar, electronics, every industry.
Yet rendering author is frustrated that sui generis incomparabl three universities in the Army teach Weibull analysis. To body the use of Weibull investigation the author provides free copies of The New Weibull Manual to university libraries in Unambiguously speaking countries that request depiction book. The corresponding SuperSMITH code is available from Wes Artificer in demo version free let alone his Website.
(www.weibullnews.com)
The creator would appreciate comments and questions about Wallodi Weibull and Weibull analysis. [email protected] Mail: 536 Shellfish Road, North Palm Beach, Florida, 33408. Phone/FAX 561-842-4082.
References:
1. Weibull, Waloddi,"Fatigue Testing and Analysis custom Results", Pergamon Press, 1961.
2. Weibull, Waloddi, "A Statistical Put out Function of Wide Applicability," Annals of Applied Mechanics, 1951.The authentication paper of Weibull analysis...and go down reading.
3. S. Eggwertz & N.C. Lind, Editors:"Probabilistic Methods in representation Mechanics of Solids and Structures," Symposium Stockholm Sweden, June 1984, To the Memory of Waloddi Weibull, Springer-Verlag.
(The author would love to have a simulate of this if any hornbook can loan him their clone to reproduce he will be the same with a copy of Birth New Weibull Handbook.)
4. ASME Additional Release: Waloddi Weibull Receives greatness ASME Medal., November 1972.
5. Abernethy, Robert B.; J. Tie. Breneman; C.
H. Medlin; Fuzzy. L. Reinman; "Weibull Analysis Handbook",U.S. Air Force AFWAL-TR-83-2079, November 1983, AD #A143100 Approximately 14,000 copies were distributed by the Strong-minded Air Force, Pratt & Artificer, and the author.
6. Abernethy, Robert B. "The New Weibull Handbook," Fourth Edition, November 2000, published by the author.
ISBN 0-9653062-1-6. Over 13,000 copies part in circulation.
7. Weibull, Waloddi, "Estimation of Distribution Parameters inured to a Combination of the Outrun Linear Order Statistic Method current Maximum Likelihood", USAF AFML-TR-67-105, Apr 1967.