This report supersedes the epri reports methodology for developing seismic fragilities tr103959, seismic fragility applications guide 1002988, and. Flowaccelerated corrosion of pressure vessels in fossil. Munson dba jeffrey horowitz 3331 avenida sierra escondido, ca 92029 principal investigator j. These are the sources and citations used to research in report references afif. Pdf the wear responses of the welded joints of astm a335 gr. Flow accelerated corrosion fac of carbon steel is a phenomenon that has been studied for many years. Young, february 1115, 2001, immunity, thresholds and other scc fiction, in chemistry and electrochemistry of corrosion and stress corrosion cracking. Epri is at the center of a quickly evolving energy landscape. Corrosion in power plants, electric power research institute report tr106611 1996.
Nisa, secondary piping rupture accident at mihama power station, unit 3, of the kansai electric power co. Full text of roberge corrosion engineering principles. Krzywosz this report describes research sponsored by epri. However, to date, the specific behavior of welds and weld assemblies of carbon steel towards this phenomenon has been scarcely examined. Selection criteria for the best secondary water chemistry. Boiler tube failure 1017471 final report, december 2009. Electromagnetic nondestructive evaluation xiv studies in applied electromagnetics and mechanics series editors. Full text of roberge corrosion engineering principles practice txtbk see other formats. Inservice feed water heater condition assessment using the. May 01, 2003 a new methodology for the study of fac phenomenon based on a fuzzy rule system a new methodology for the study of fac phenomenon based on a fuzzy rule system ferreira guimaraes, antonio cesar 20030501 00. This report presents results of recent surveys of safety issues in the fossil utility and industrial steam systems. When an electronic document is available, an indicator is provided in the search results and on the bibliographic citation page.
Electric power research institute 3420 hillview avenue, palo alto, california 9430438 po box 10412, palo alto, california 9430308 usa 800. Coleman electric power research institute 3420 hillview avenue, palo alto, california 9430438 po box 10412, palo alto, california 9430308 usa 800. April 1989 arkansas nuclear one us arkansas nuclear one us april 1989 kl ar k ansas nuc l ear one us continued. Safety issues in fossil utility and industrial steam systems. Flowaccelerated corrosion wear of powergenerating equipment. Bindi chexal and jeff horowitz epri michel bouchacourt and francois remy edf wolfgang kastner kwusiemens. Materials free fulltext the wear responses of the welded. Electric power research institute, 1998, july, report tr106611r1. In international atomic energy agency workshop on erosioncorrosion including flow accelerated corrosion and environmentally assisted cracking issues in nuclear power plants. Examination of heat recovery free download as pdf file. In report references afif engineering bibliographies. Flowaccelerated corrosion investigations of trace chromium, epri report. The boiler problem statistics are from the recent publications by the national board 1, 2 and the problems with other components are summarized, based on our experience. Flow accelerated corrosion fac of carbon steels in water has been a concern in nuclear power production for over 40 years.
Harris boulevard charlotte, nc 28262 principal investigators p. Epri also initiated the development of chec which was released in july 1987. Epri, 1998, epri tr106611 r1 6 nrc inspection manual, inspection of erosion. This paper presents an outline of cycle chemistry commissioning guidelines and a brief description of selected case histories where delays of commercial operation and equipment damage resulted from insufficient water chemistryrelated commissioning. The chemical and geometric effects of weld on flowaccelerated corrosion fac of sa106 gr. Flow accelerated corrosion program checworks analysis enhancement, technical report no. The ininiediate concern was that, similar failure potential may exist at other nuclear and fossil power plants. Epri nsac202lr4 recommendations for an effective flowaccelerated corrosion program epri field guide fac and erosion tr3002008124 issuance of chug position paper 4, rev. Electromagnetic nondestructive evaluation xiv volume. Guideline on evaluation and acceptance of commercial grade. The three volumes of the electric power research institute epri report boiler and heat recovery steam generator tube failures. Development of wallthinning evaluation procedure for. Material testing and analysis were used to determine the expected lifetime of the refurbished parts against damage by scc, and both high and lowcycle fatigue.
Residual chromium effects on flowaccelerated corrosion of carbon steel, epri report. Many theoretical models or empirical approaches have been developed to predict the possible occurrence, position, and rate of fac. A comprehensive guideline to the phenomenon of flow accelerated corrosion in boilers and hrsgs. Electric power research institute and epri are registered service marks of electric power research institute, inc. Final report, translated by jnes, rev 1 as of may 14, 2005, the nuclear and. According to an epri report 15, the uncertainty in a. Flow accelerated corrosion of pipelines and equipment at russian npps. Examination of heat recovery nondestructive testing pipe. Pdf the wear responses of the welded joints of astm a335. Recommendations for an effective flowaccelerated corrosion program nsac202lr3 nonproprietary version effective december 6, 2006, this report has been made publicly available in accordance with section 734. Document availability osti, us dept of energy office of.
The report is a corporate document that should be cited in the literature in the following manner. Nsac202l 4 suggested six interrelated key factors for establishing an effective wall thinning management program, and explained the importance of inspection and engineering judgment. Guidelines for controlling flowaccelerated corrosion in fossil and combined cycle plants, epri, palo alto, ca. Walker b a atomic energy of canada limited, chalk river laboratories, chalk river, ontario, canada, k0j 1j0. The file contains 63 pages and is free to view, download or print. It occurs under conditions of flow, geometry and material, which are common in highenergy piping and tubing in nuclear, fossil and industrial power plants. Astm a335, specification for seamless ferritic alloysteel pipe for hightemperature service. Epri, edf, siemens ag power generation report tr106611 r1 1998. Accelerated corrosion in power plants, epri report tr106611r1. With significant challenges facing the electric industry and the world, we are always seeking top talent with handson experience to address issues as they relate to the generation, delivery, use, management and environmental responsibility of global electricity. The wear responses of the welded joints of astm a335 gr. Horowitz this report describes research sponsored by the electric power research institute epri. Examination of heat recovery nondestructive testing. Methods to assess potential, identify cases of flow accelerated corrosion and relevent remedies are presented.
P11 seamless ferritic alloysteel pipe for high temperature service steels subjected to the welding procedures established by codes b31. The electric power research institute epri in the united states has issued many documents to help utilities maintain effective wall thinning management programs. Guidelines for electromagnetic interference testing of. Assessing longterm performance of candu outofcore materials. Screen plugging and impairments by formation fines, scaling and corrosion cost oil and gas industry significant amount of resources. Characterization of oxide film formed in flow accelerated. Robinson betzdearborn 4636 somerton road trevose, pa 19053 tom drews betzdearborn 9669 grogans mill road the woodlands, tx 77380 tion to shear stress, there must also be variations in the fluid velocity. May 22, 2002 readbag users suggest that 8techassessmentrpv. The electric power research institute epri and power industry as a whole have. Flowaccelerated corrosion fac is a phenomenon that results in metal loss from piping, vessels and equipment made of carbon steel. There are a number of parameters, which need to be incorporated into any model. The electronic document may be accessed via a link to the document. Flowacceleratedcorrosion nuclearpower industry technology,2010, 2810.
The standard welding procedure establishes the following steps. Elri issued a report titled, singlephase erosioncorrosion of carbon steel piping, in february 1987 1. Firstly there is a measure defining the hydrodynamic. Guidelines for electromagnetic interference testing of power plant equipment. This study shows the effects of wear on welded joints of astm a355 gr. There is no charge for reports requested by epri member utilities. Requests for copies of this report should be directed to the epri distribution center, 207 coggins drive, p. Interdependence of cycle chemistry and design powerplant chemistry. Theory and practice 1012757 present an indepth discussion of the various btf and degradation mechanisms, providing plant owners and operators with the technical basis to address tube failures and create permanent. Epri report tr106611 flowaccelerated corrosion in power plants b.
Predicting and preventing flow accelerated corrosion in. Inservice feedwater heater condition assessment using the. Corrosionerosion des aciers ferritiques dans les centrales. The report is a corpo rate document that should be cited in the literature in the following manner. The results of these efforts include dozens of papers, reports, calculations, and manuals. A292 erosion and wearcorrosion behavior of femnal alloys in nacl soluation h.
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