b amp w radiant boiler for natural gas and oil

Acta Montanistica Slovaca: Heat - Integrated Design for Natural Gas Processing pot

Acta Montanistica Slovaca: Heat - Integrated Design for Natural Gas Processing pot

... fraction was 71.6 % and the calculated flow of n-Butane was 21.1 kgmole/h Composition of both gaseous and liquid products satisfies requirements of problem (see Tab 1) and is represented in Tab Heat-Integrated ... stages and has many parameters For K-1 we used model DISTILLATION COLUMN It is a special type of subflowsheet that contains equipment and streams, and exchanges information with the parent flowsheet ... Heat-Integrated Design for Natural Gas Processing We have built two models In model A we have determined as default specifications reflux ratio and component fraction – combined mole percentage...

Ngày tải lên: 15/03/2014, 20:20

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iec 60079-6 electrical apparatus for explosive gas atmospheres - oil-immersion ''o''

iec 60079-6 electrical apparatus for explosive gas atmospheres - oil-immersion ''o''

... prepared this publication, as well as the list of publications issued, is also available from the following: • Site web de la CEI (www.iec.ch) • IEC Web Site (www.iec.ch) • Catalogue des publications ... recently issued publications, withdrawn and replaced publications, as well as corrigenda • Ce résumé des dernières publications parues (www.iec.ch/online_news/justpub) est aussi disponible par courrier ... IEC web site (www.iec.ch/searchpub) enables you to search by a variety of criteria including text searches, technical committees and date of publication Online information is also available on...

Ngày tải lên: 25/12/2013, 10:38

27 445 1
A White Paper Describing Produced Water from Production of Crude Oil, Natural Gas, and Coal Bed Methane pot

A White Paper Describing Produced Water from Production of Crude Oil, Natural Gas, and Coal Bed Methane pot

... barrel of crude oil produced Wells elsewhere in the world average bbl of water for each barrel of oil (Khatib and Verbeek 2003) The volume of produced water from oil and gas wells does not remain ... Khatib and Verbeek (2003) estimate that for 1999, an average of 210 Produced Water White Paper vi million bbl of water was produced each day worldwide This volume represents about 77 billion bbl ... Colorado Oil and Gas Conservation Commission, the Groundwater Information Center at the Montana Bureau of Mines and Geology, the Utah Division of Oil, Gas, and Mining, and the Wyoming Oil and Gas...

Ngày tải lên: 09/03/2014, 01:20

87 559 0
báo cáo hóa học:" The HIV-1 Non-subtype B Workgroup: An International Collaboration for the Collection and Analysis of HIV-1 Non-subtype B Data" pot

báo cáo hóa học:" The HIV-1 Non-subtype B Workgroup: An International Collaboration for the Collection and Analysis of HIV-1 Non-subtype B Data" pot

... subtype B viruses Although this will support increased global access to antiretroviral therapy, it is not known how well these known subtype B mutations encompass resistance in nonsubtype B viruses ... resistance will need to be continuously updated The International Non-subtype B Workgroup We have established an international workgroup for the collection and analysis of RT and protease sequences and ... knowledge acquired in subtype B can be implemented in persons infected with non -B subtypes.[15] The collected data are intended to be publicly available, and can serve as a reference dataset and...

Ngày tải lên: 20/06/2014, 08:20

3 332 0
OVERVIEW OF FINAL AMENDMENTS TO AIR REGULATIONS FOR THE OIL AND NATURAL GAS INDUSTRY ppt

OVERVIEW OF FINAL AMENDMENTS TO AIR REGULATIONS FOR THE OIL AND NATURAL GAS INDUSTRY ppt

... the review of four air regulations for the oil and natural gas industry required by the Clean Air Act: a new source performance standard for VOCs; a new source performance standard for sulfur ... the natural gas industry occur as natural gas wells that have been fractured are being prepared for production During a stage of well completion known as “flowback,” fracturing fluids, water, and ... reviews of these standards every eight years EPA’s existing air toxics standards for oil and natural gas production, and the standards for natural gas transmission and storage were issued in 1999...

Ngày tải lên: 15/03/2014, 20:20

5 527 0
Natural gas supply management and contract allocation and valuation for a power generation company

Natural gas supply management and contract allocation and valuation for a power generation company

... refer to Løland and Lindqvist (2008) and references therein for more information on make up and carry forward clauses Above all, the emergence of volumetric flexibility brings benefits, but it further ... formulation and solution methodology provided by Bellman’s Equation, the example above indicates that backward dynamic programming “does not work” even for problems with relatively small number ... by a linear combination of basis functions: B θtb ψtb (st ) = (θt )T Ψt (st ) Vt (st ) = b= 1 25 (2.11) where B denotes the number of selected basis functions Ψt = (ψt1 , ψt2 , · · · , ψtB ) and...

Ngày tải lên: 09/09/2015, 08:15

163 649 0
Polymeric based membranes for hydrogen enrichment and natural gas sweetening

Polymeric based membranes for hydrogen enrichment and natural gas sweetening

... equimolar gas feed 16 comprising of two components across the membrane, the Knudsen selectivity for gas A to gas B (αK,A /B) is shown by equation (1-8) α K,A / B = MW B MW A (1-8) where MWA and MWB are ... costs Hollow fiber membrane modules cost about $2-5/m2 while membrane modules in the form of spiral wound cost $10-100/m2 [69] (a) (b) Figure 1.6 (a) Hollow fiber and (b) spiral wound membrane modules ... plate -and- frame, spiral wound, hollow fiber, tubular and capillary Majority of the membranes for gas separation are in the form of hollow fiber modules and less than 20% are of spiral wound configuration...

Ngày tải lên: 14/09/2015, 08:39

309 347 0
Báo cáo y học: "Natural History and Clinical Consequences of Hepatitis B Virus Infection"

Báo cáo y học: "Natural History and Clinical Consequences of Hepatitis B Virus Infection"

... chronic infection When persistent infection establishes, the serology markers like HBeAg, HBeAb and HBsAb can be positive or negative except HBsAg and HBcAb (IgG form) remain positive HBeAg positive ... infection, HBsAg becomes detectable after to 10 weeks of incubation period, followed by antibodies against the core antigen (HBcAb) in IgM form during early period [2] Viremia is well established by the ... blood and liver begins to drop With clearance of the infection, HBsAg and HBeAg disappear, and free HBsAb become detectable Presence of HBsAg, HBeAg, and high DNA level for greater than months implies...

Ngày tải lên: 02/11/2012, 11:17

5 450 0
iec 60079-1 electrical apparatus for explosive gas atmospheres - flameproof enclosures ''''''''d''''''''

iec 60079-1 electrical apparatus for explosive gas atmospheres - flameproof enclosures ''''''''d''''''''

... issued, is also available from the following: Site web de la CEI (www.iec.ch) IEC Web Site (www.iec.ch) Catalogue des publications de la CEI Catalogue of IEC publications ``,`,`,,,,`,,,,`,```,``````,`-`-`,,`,,`,`,,` ... recently issued publications, withdrawn and replaced publications, as well as corrigenda Ce rộsumộ des derniốres publications parues (www.iec.ch/online_news/justpub) est aussi disponible par courrier ... IEC web site (www.iec.ch/searchpub) enables you to search by a variety of criteria including text searches, technical committees and date of publication Online information is also available on...

Ngày tải lên: 25/12/2013, 10:37

144 427 1
iec 60079-2 electrical apparatus for explosive gas atmospheres - pressurized enclosures ''p''p

iec 60079-2 electrical apparatus for explosive gas atmospheres - pressurized enclosures ''p''p

... cool-down period before opening enclosure Comply with 6.2 b) ii) Not applicable Warning, see 5.3 and 6.2 b) ii) Warning, see 5.3 and 6.2 b) ii) (note 2) (no internal hot parts) NOTE Subclause 6.2 b) ... publication Online information is also available on recently issued publications, withdrawn and replaced publications, as well as corrigenda • Ce résumé des dernières publications parues (www.iec.ch/JP.htm) ... et The IEC is now publishing consolidated versions of its publications For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the base publication incorporating...

Ngày tải lên: 25/12/2013, 10:37

104 489 0
iec 60079-5 electrical apparatus for explosive gas atmospheres - powder filling ''q''

iec 60079-5 electrical apparatus for explosive gas atmospheres - powder filling ''q''

... component between the two different circuits is at least 1,5 times U Transformers, coils and windings, which comply with IEC 60079-7 or transformers which comply with 8.1 of IEC 60079-1 are not subject ... I I I I I We how our standards are used once they are published I The at the IEC want to knowwill help us to improve IEC standards and standard related answers to this survey ' I information ... indicated below Members of IEC and I S maintain registers of currently valid International Standards Information about the revision of IEC 60079-0 and related standards is given in the Foreword IEC...

Ngày tải lên: 25/12/2013, 10:38

38 354 0
iec 60079-7 electrical apparatus for explosive gas atmospheres - increased safety ''e''

iec 60079-7 electrical apparatus for explosive gas atmospheres - increased safety ''e''

... prepared this publication, as well as the list of publications issued, is also available from the following: Site web de la CE1 (www.8ec.ch) IEC Web Site (www.iec.ch) Catalogue des publications de ... Example -rt- IEC 1816/01 Gap between head of screw and wall of recess wide enough to be taken into account Example 10 - IEC 1817/01 Gap between head of screw and wall of recess too narrow to be ... recently issued publications, withdrawn and replaced publications, as well as corrigenda IEC Just Published IEC Just Published Ce rộsumộ des derniốres publications parues (www/.iec.ch/JP.htm)...

Ngày tải lên: 25/12/2013, 10:41

139 401 0
iec 60079-10 electrical apparatus for explosive gas atmospheres - classification of hazardous areas

iec 60079-10 electrical apparatus for explosive gas atmospheres - classification of hazardous areas

... prepared this publication, as well as the list of publications issued, is also available from the following: • Site web de la CEI (www.iec.ch) • IEC Web Site (www.iec.ch) • Catalogue des publications ... value below the lower explosive limit 2.22 liquefied flammable gas flammable material which is stored or handled as a liquid and which at ambient temperature and atmospheric pressure is a flammable ... movement may be substantially below that of the wind; however, obstruction of air movement by items of equipment tends to maintain turbulence even at low wind speeds NOTE In annex B (clause B. 4), 0,5...

Ngày tải lên: 25/12/2013, 10:41

124 543 2
iec 60079-11 electrical apparatus for explosive gas atmospheres - intrinsic safety ''i''

iec 60079-11 electrical apparatus for explosive gas atmospheres - intrinsic safety ''i''

... amendments are available For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the base publication incorporating amendment and the base publication incorporating ... For boards with a thickness between 0,5 mm and 1,6 mm, divide the maximum current specified by 1,2 NOTE For boards with conducting tracks on both sides, divide the maximum current specified by ... protection, such plugs and sockets shall either be arranged, for example by keying, so that interchange is not possible, or mating plugs and sockets shall be identified, for example by marking or colour...

Ngày tải lên: 25/12/2013, 10:41

194 397 0
iec 60079-14 electrical apparatus for explosive gas atmospheres - electrical installations in hazardous areas

iec 60079-14 electrical apparatus for explosive gas atmospheres - electrical installations in hazardous areas

... prepared this publication, as well as the list of publications issued, is also available from the following: • Site web de la CEI (www.iec.ch) • IEC Web Site (www.iec.ch) • Catalogue des publications ... available on recently issued publications, withdrawn and replaced publications, as well as corrigenda • Ce résumé des dernières publications parues (http://www.iec.ch/online_news/justpub/jp_entry.htm) ... recently issued publications (http://www.iec.ch/online_news/justpub/jp_entry.htm) is also available by email Please contact the Customer Service Centre (see below) for further information • Customer...

Ngày tải lên: 25/12/2013, 10:42

130 450 3
iec 60079-15 electrical apparatus for explosive gas atmospheres - construction, test and marking of type of protection n electrical apparatus

iec 60079-15 electrical apparatus for explosive gas atmospheres - construction, test and marking of type of protection n electrical apparatus

... following: Site web de la CEI (www.iec.ch) IEC Web Site (www.iec.ch) Catalogue des publications de la CEI Catalogue of IEC publications Le catalogue en ligne sur le site web de la CEI (www.iec.ch/searchpub) ... IEC:2005 49 Example 1,5 1,5 IEC 097/01 Gap between head of screw and wall of recess wide enough to be taken into account = 1, Example 10 1, IEC 098/01 Gap between head of screw and wall of recess ... particular circuit for which it has been shown to be non-ignition capable and, therefore, cannot be separately assessed as complying with this standard NOTE Compliance with this standard does not...

Ngày tải lên: 25/12/2013, 10:42

168 562 0
Tài liệu Báo cáo khoa học: "Instance-based Sentence Boundary Determination by Optimization for Natural Language Generation" ppt

Tài liệu Báo cáo khoa học: "Instance-based Sentence Boundary Determination by Optimization for Natural Language Generation" ppt

... solution (Wi ∗ Cost(P ) = icost(CHj , pj ) j Ci +Wd ∗ dcost(Ci , pk )) k +(Nb − 1) ∗ SBC in which Wi , Wd and SBC are the insertion weight, deletion weight and sentence boundary cost; Nb is the number ... unclear how well it can capture patterns like semantic grouping and avoid problems likes dangling sentences Examples Before we describe our approach in detail, we start with a few examples from ... programming, we remember the best solution for Q derived by sbd(Q) in case Q is used to formulate other solutions If the lower bound for Cost(P) is greater than the established upper bound U B, prune...

Ngày tải lên: 20/02/2014, 15:20

8 499 0
Tài liệu Báo cáo khoa học: "Combining Functionality and Object Orientedness for Natural Language Processing" ppt

Tài liệu Báo cáo khoa học: "Combining Functionality and Object Orientedness for Natural Language Processing" ppt

... class may be subdivided; we may subcategorize a verb into static verbs, action verbs, achievement verbs, etc Common properties can be shared at the supercla~s This offers a flexible way for writing ... transitive verb can be viewed as if they were a single intransitive verb This offers an abstracted way of handling linguistic objects The effect can be seen by tracing how a PAL expression: ( *subject(this(sentence))) ... receives a message with label 'by', then it will transfer the message to the "embedded" object by replacing the label field by '*subject' The above discussion is overly simplified for the purpose...

Ngày tải lên: 21/02/2014, 20:20

4 423 0
Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc

Tài liệu Báo cáo khoa học: "A Terminological Simplification Transformation for Natural Language Question-Answering Systems" doc

... in the symbol table to stand for it, furnishes us with a n e w non-logical constant The knowledge representation system u s e d in this w o r k is NIKL [5] Since NIKL has b e e n described rather ... convienent form without changing its syntactic category: ( X:S (and (P X) ) => where P := (VALUERESTRICT R C) and R is functional, C an individual Before working through the example, I will ... give the m e a n i n g forming algebra, similar to the which one can write d o w n the I will need Expressions combinable to yield a complex value Axiomatization of the database in terms of the...

Ngày tải lên: 21/02/2014, 20:20

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