Картинки на тему «API 6AV1 and API 6A Comparison» |
![]() API 6AV1 and API 6A Comparison |
![]() API 6AV1 and API 6A Comparison |
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1 | API 6AV1 and API 6A Comparison. Task | 6 | 10423) is stated as: "independent |
Group Report Austin Freeman – Halliburton, | third party that provides a test facility | ||
Chair David Comeaux – GE, Roy Benefield – | and administers a testing programme that | ||
FMC, & John Yonker – CEC, members | meets the class II SSV/USV | ||
February 9, 2010 API SC6 Winter Meeting | valve-validation testing requirements of | ||
Houston, TX. | Annex I of this International Standard and | ||
2 | Background. Reference Documents: API | API Spec 6AV1" NOTE: The requirements | |
6AV1 – Specification for Verification Test | of this definition (independent, and third | ||
of Wellhead Surface Safety Valves and | party) both violate CEN guidelines on | ||
Underwater Safety Valves for Offshore | standards content. | ||
Service (1st edition, Feb. 1996) API 6A - | 7 | Differences between 6A and 6AV1. 6AV1 | |
Specification for Wellhead and Christmas | uses PR1 and PR2 to refer to the two | ||
Tree Equipment (19th edition, July 2004) | classes of service. API 6A and ISO 10423 | ||
ISO 10423 - Specification for Wellhead and | use Class I and Class II. 6AV1 describes | ||
Christmas Tree Equipment (4th edition, | the class 1 or PR1 test only in once place | ||
December 2009). | (clause 4.2) where it says the PR1 test | ||
3 | Background. API Spec 6A (19th edition) | can be run with water or similar fluids. | |
included Annex I giving Performance | Annex I describes the Class I test in | ||
Verification Procedures for SSV and USVs; | detail in clause I.3. The requirement to | ||
6AV1 is a normative reference in 6A During | do a test per Annex I is stated in | ||
adopt-back, Regional Annex O added | 10.20.4.3 c) where it says to submit a | ||
definition of test agency and requirements | valve to a test agency but in Annex I.4.1 | ||
to test a valve at a test agency | it says the manufacturer shall test the | ||
(10.20.4.3 c)) ISO 10423 (4th edition) | valve. The test agency requirements in | ||
issued Dec. 2009 has both of the above two | Clause 4.4 of 6AV1 are not present in | ||
requirements and 6AV1 is a normative | Annex I. However, in the definition of | ||
reference in it. API Specs 6A and 6AV1 are | "test agency" in 3.119, | ||
both in 30CFR250.806. “All SSVs and USVs | compliance to 6AV1 is required which puts | ||
must meet the technical specifications of | them back in. Therefore, if we want ISO | ||
API Spec 6A and 6AV1” API 6AV1 is | 10423 or 6A to stand alone and contain all | ||
currently in the monogram program and has | the requirements for 6AV1 testing, we | ||
1 licensee. | would have to put these in Annex I or some | ||
4 | Taskgroup Charge. Investigate if all | other annex. | |
the requirements of 6AV1 have been | 8 | Differences between 6A and 6AV1. ISO | |
faithfully incorporated into ISO 10423 and | 10423 Clause I.1.4 on scaling of one valve | ||
what should be done with 6AV1 (withdraw, | test results to other sizes and pressure | ||
amend, leave alone). | ratings only applies to Class I tests. The | ||
5 | Major Findings. Annex I is normatively | similar clause in 6AV1 (4.5.1) allows | |
referenced in clauses 4.1, 10.20.1, and | scaling for PR2 (Class II) test results. | ||
10.20.4.3 of the current (19th) edition | (see next slide) The use of the | ||
and ISO 10423 (4th edition). "Valves | application forms and documentation of the | ||
operating as safety valves shall be of the | test differs from 6AV1 to 10423. The flow | ||
PR2 performance level and meet the | diagram in 6AV1 Figure 1 is missing from | ||
requirements of Annex I." | Annex I. The minimum tank size of 5 bbl | ||
"Safety valves shall meet the | (0.8 m3) was changed to 1 m3 (6.25 bbl). | ||
performance requirements specified in | The measurements of viscosity and sand | ||
Annex I and those shown in Table 82." | content were changed from API standards to | ||
"To verify a specific PR2 standard | ISO standards (ISO 10414-1). API 6AV1 | ||
service valve for a SSV/USV design, the | includes licensing criteria and | ||
manufacturer shall satisfy the class I or | requirements for the test agency. There is | ||
class II test in accordance with Annex | nothing in ISO 10423 about this. | ||
I." | 9 | ||
6 | Major Findings. The language in Annex | 10 | Path Forward. Assuming we want to |
I appears to point to the eventual | remove 6AV1 from publication: Include all | ||
withdrawal of 6AV1. "The verification | 6AV1 content in ISO 10423 by amendment. We | ||
testing requirements in this annex are not | need to do an amendment anyway to fix the | ||
represented as duplicating actual well | Class II scaling issue. We would also fix | ||
conditions. Verification tests that have | the definition of test agency and remove | ||
been completed in accordance with | 6AV1 from the normative specification | ||
verification testing requirements of API | list. Reword the requirements for test | ||
Spec 14D or API Spec 6AV1, during their | agency to remove "independent third | ||
validity, will satisfy the requirements of | party" to fix the CEN issue. Notify | ||
this annex.“ The monogram Annex N in 6A | SWRI that 6AV1 is to be withdrawn. Notify | ||
refers one to 6AV1 for the requirements | MMS that 6AV1 is to be withdrawn. Withdraw | ||
for the test agency. The definition of | document. | ||
"test agency" in Annex O (and in | 11 | Questions? | |
API 6AV1 and API 6A Comparison.ppt |
«Множественное число существительных в английском» - a monkey monkeys. a fox foxes. a cat cats. a giraffe giraffes. a frog frogs. a parrot parrots. a horse horses. the ZOO. a camel camels. a lion lions.
«Имена собственные в английском языке» - Произносительные особенности ИС. Отсутствие у подавляющего большинства английских фамилий окончаний. Черты различия. Некоторые грамматические особенности употребления ИС. Имена собственные невоплощенные. Черты сходства. Задачи. Возможность в английском языке именовать жену через личное имя. Русское отчество.
«Суффиксы существительных» - -er (-or). Не путайте существительные с окончанием -ing с причастием I и герундием. -hood, -ment. -ship. Обратите внимание! Суффикс -er (-or) служит для образования существительных от глаголов (инфинитив без to + -er, -or). -ist, -ian. -ity, -ing. -Urе (-ture, -sure). -age, -ism. Часть 3. Суффиксы существительных.
«Предлоги в английском» - Предлоги времени. Mr and Mrs Kelly have been married since 1978. Practice. Fill in the gaps with the right preposition of time. Предлоги. Emma left school ten years ago. Предлоги и их перевод. Keys. Prepositions. Период времени. My cousin often visits me on her holidays. I usually finish work at 5.30.
«Части речи в английском языке» - To be in past simple. Singular. Глагол "to be" в английском языке. Possessive pronouns. Вопросительные слова. Have you two sons. Порядок слов в предложении. Irregular. Possesive case. Английский язык. Pronouns many, few, a few, much, little, a little. Degrees of comparison. Отличия английской классификации частей речи.
«Степени сравнения прилагательных в английском» - Look at the pictures and say: which one is happier. Remember. Проверьте свои знания. Степени. Конечная гласная Е (немое Е) опускается перед фиксами -еr, -est. Упражнение. В написании удваивается конечная согласная буква. Имена прилагательные в английском языке имеют три степени сравнения. Предлагаем перейти от теории к практики.