全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Julio Augusto Mendes da Silva , Salvador Ávila Filho , Monica Carvalho
来源:[J].Journal of the Brazilian Society of Mechanical Sciences and Engineering(IF 0.234), 2017, Vol.39 (8), pp.3217-3226Springer
摘要:... The study case considered a coal-fueled water tube boiler with 100 ton/h steam flow rate capacity. Even though exhaust gases presented high energy content, exergy analysis revealed that strategies aimed at minimizing the destruction of the capability to generate work should f...
作者:Omid Mahdavi Keshavar , Ali Jafarian , Morteza Sohrabi Shekafti
来源:[J].Journal of Thermal Analysis and Calorimetry(IF 1.982), 2019, Vol.135 (3), pp.1763-1773Springer
摘要:Considering water level and pressure variation in drum of a natural circulation heat recovery steam generator (HRSG) is very crucial to design HRSGs; in other words, if a sudden change occurs in input heat rate, steam and feed water flow rate, drum water level would increase o...
作者:S. Thirunavukkarasu , Arjun V. , B. Purna Chandra Rao ...
来源:[J].IETE Technical Review(IF 0.705), 2019, Vol.36 (2), pp.203-208Taylor & Francis
摘要:... The performance of this high-sensitive RFEC instrument has been demonstrated by detecting a variety of localised flaws in a modified 9Cr–1Mo steel tube used in steam generators. The instrument is sensitive to detect localised flaws of depth, 20% of the wall thickness of ...
作者:V. V. Kharchenko , A. Yu. Chirkov , S. V. Kobel’skii ...
来源:[J].Strength of Materials(IF 0.234), 2017, Vol.49 (3), pp.349-360Springer
摘要:The authors have outlined methodological principles and a procedure of performing the updated analysis of stress-strain state and fracture resistance of welded joints between coolant headers and PGV-1000M steam generator vessel. The paper gives the results of the elastic-plastic ...
作者:Esch Markus , Knoche Dietrich , Hurtado Antonio
来源:[J].Nuclear Technology and Radiation Protection(IF 1), 2014, Vol.29 (suppl.), pp.31-38DOAJ
摘要:..., for electricityproduction or nuclear process heat applications, the steam generator is acrucial component. A typical design is a helical coil steam generatorconsisting of several tubes connected in parallel forming cylinders ofdifferent diameters. This type of steam generator...
作者:A. Macháčková , P. Kuchta , Z. Klečková ...
来源:[J].Metalurgija(IF 0.69), 2016, Vol.55 (4), pp.741-744DOAJ
摘要:Heat treatment of the weld of the steam generator is investigated in this paper. Annealing is realized by system of heating elements that are placed on casing of the generator. An experiment using real parameters and a computational fluid dynamics analysis using COMSOL Multiphysi...
作者:Yu-Zhi Chen , Yi-Guang Li , Mike A. Newby
来源:[J].Energy(IF 3.651), 2019, Vol.173, pp.16-27Elsevier
摘要:... There are two types of devices used to produce steam—one is the conventional drum-type heat recovery steam generator, and the other is the once-through steam generator (OTSG). The performance simulation of the former is relatively mature but is more difficult for the late...
作者:S. M. Ban’ko , S. V. Kobel’skii , I. Samardžić
来源:[J].Metalurgija(IF 0.69), 2014, Vol.53 (4), pp.634-636DOAJ
摘要:The three-dimensional elastoplastic stress–strain state of the cracked welded joint between the “hot” header and the shell of PGV-1000M steam generator is numerically analyzed. The crack is located on the inside surface of the connector pipe, near the fillet. The effect ...
作者:P.A. González-Gómez , J. Gómez-Hernández , J.V. Briongos ...
来源:[J].Energy(IF 3.651), 2018, Vol.155, pp.565-577Elsevier
摘要:Abstract(#br)This work proposes a methodology to perform the fatigue analysis of the steam generator of a parabolic trough power plant. The following methodology assumes cycling duty scenario (300 start-ups and shut downs per year). Two start-up operations of the steam generator...
作者:Vincenzo Narcisi , Fabio Giannetti , Emanuela Martelli ...
来源:[J].Fusion Engineering and Design(IF 0.842), 2019, Vol.146, pp.1126-1130Elsevier
摘要:... The steam generator connected to PbLi system is prototypical, therefore experimental tests are required to demonstrate technological feasibility, performances and to assess capability of codes in providing reliable simulations of the behavior. The objective of the activity is...

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