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... requirements or transportation Head Office Scheduling Office Unit Operation Office Plant-wide Planning Scheduling Control, Online Optimization Figure 1.3 A configuration of managerial activities ... scheduling and unit operations Optimization plays an important role in managing the oil refinery Oil refineries have used optimization techniques for a long time, specifically Linear Programs (LPs) ... Facing these stringent situations, refineries seek efficient managerial tools and apply new technology to maximize profit margins and minimize wastes simultaneously to improve their operations...

Ngày tải lên: 11/09/2015, 16:06

... are individual and general permits Individual NPDES permits are specifically tailored to individual facilities General NPDES permits cover multiple facilities within a certain category located in ... hydrocarbons are likely contributors to produced water toxicity, and their toxicities are additive, so that although individually the toxicities may be insignificant, when combined, aquatic toxicity can ... determined by using critical dilutions, - Testing using two species: Mysid shrimp (Mysidopsis bahia) Inland silverside minnow (Menidia beryllina), rate, Critical dilutions based on water depth, discharge...

Ngày tải lên: 09/03/2014, 01:20

... fo seitivitca eht taht yduts siht morf refni ot elbissop si tI ]62,32,02[ stnacixot ralucitset yb decudni yltnetsisnoc neeb evah sisenegotamreps eht fo tnemriapmi htiw detaicossa seitivitca HDS ... ecim elam ot yrucrem fo esod wol a fo noitartsinimda morf oviv ni la te ekidibO dlanigeR I .031-121 ,16-06 ,0002 icS dorpeR minA ?tnemnorivne ro cihtapoidi :noitcudorper elam ni sdnert gnitaroireteD ... srekramoiB dica citecayxohtem tnacixot evitcudorper eht fo noitartsinimda eht retfa ecim ni seliforp eninitaerc-enitaerc yraniru dna enitaerc ralucitseT ,C noreviT ,G reteL ,E illedroC ,C ihcselotraB...

Ngày tải lên: 07/08/2014, 20:23

... showed higher fitness viability (especially F1VI in the PGI system in oil + S + pollution In the AP system, the FIBr in detergent pollution and Min oil pollution) Considering homozygotic genotypes, ... galloprovincialis at sites with various degrees of oil pollution They found significant differences in viability, especially for genotypes of the locus PGI In an early study with detergent and with crude ... The biochemical mechanisms involved in differential viability, and the specific targets of selection need future elucidation Like Battaglia gotes As in our et al (1980), we previous studies on We...

Ngày tải lên: 14/08/2014, 20:20

... hydrocarbon-contaminated agricultural soils to at least the maximum permissible level, and thus minimize the impact of oil spill on agricultural productivity II MATERIALS AND METHODS 2.1 MATERIALS In addition ... Multiple Range and multiple F Tests Biometrics 11:1- 42 L C Osuji; I D Idung and C M Ojinnaka (2006) Preliminary investigation on Mgbede -20 oil-pollution site in Niger Delta, Nigeria Chemistry ... Crotalaria retusa (figure 3) This was obtained from Bayelsa State, Nigeria Figure 3: RATTLE WEED (Crotalaria retusa) These legumes were identified, classified and authenticated as being of high quality...

Ngày tải lên: 14/09/2014, 20:14

... Int J Med Sci 2010, the ligation chemistry Qualified ligation reactions, like the Huisgens’s 1,3-dipolar cycloaddition [4], the Staudinger ligation refined by Bertozzi using a chemical reaction ... carrier system for the DARinv ligation reaction in living cells Ligation reaction of a PNA heptamer functionalized with different reactive dienophiles This ligation uses a PNA heptamer consisting ... anhydride and two pentenoic acid 17 building blocks; additionally a cysteine for disulfide coupling was included at the amino terminus DARinv ligation of the PNA pentamer tetrazine derivatized...

Ngày tải lên: 26/10/2012, 08:57

... Whereby, it shows a slightly increase in the beginning interval reaching to the day 35 due to insufficient degradation of organics However, when bacterial activities were improved, a rapidly increment ... reactors to implement the attached growth of microorganisms [7] Fine gravel was packed in R2, while palm oil shell was provided in R1, and R3 Identical volumes of packing media were estimated in each ... as inorganic particles Dilution rate was around 10 times to ensure influent COD concentration of 4700±100 mg/l This experiment was conducted for 57 days, where the operation conditions were maintained...

Ngày tải lên: 05/09/2013, 16:11

... with sinusoidal distribution, @lo equation of the torqm is simplified to: Tc = p.@Irq.iq Concordia's transformation (8) = Wrd= , so the with @'rq is a constant () This expression of the instantaneous ... EXTENSION OF THE PARK'S TRANSFORMATION Classical Park's transformation is in fact the succession of two transfomations The torque is then given by: T, = p.(@~,.io+@'did+@'q.iq) For a drive with sinusoidal ... 120" inkrval of electrical angle where Wra is near of its maximal value @', supplied with a negative voltage -E during the 120" interval of eltvtrical angle where @Im is near of its minimal value...

Ngày tải lên: 03/01/2014, 19:50

... β-phellandrene was 5.73 Table The composition of leaf essential oil of Machilus japonica Siebold & Zucc (Lauraceae) fromVietnam Peak Identification α-Thujene α-Pinene Sabinene KI 931 939 976 Percent ... essential oil was light yellow and the total yield of 1.23% The chemical composition of the leaf essential oils of investigated species collected in October 1991 and 2007 were not different and included ... knowledge, this was a new species of Lauraceae family in Vietnam The name of this species was Machilus japonica Siebold & Zucc Acknowledgements The authors are grateful for financial support by National...

Ngày tải lên: 12/02/2014, 17:20

... cysteine and histidine, forming a zwitterionic catalytic dyad (Cys) His+) [5] Sometimes a larger precursor is also synthesized which contains a C-terminal (CT) extension ⁄ propeptide in addition ... senescence [6] In addition, a CT-propeptide without any specific domain or motif is observed in some papain-like cysteine proteases from plants like Nicotiana tabacam (Q84YH7), Actinidia chinensis (P00785) ... CT-extension The Leu side chain at the position 23 of the CT-extension occupies specificity pocket S2 of the catalytic domain and is stabilized mainly by hydrophobic interactions with S2 subsite residues...

Ngày tải lên: 14/02/2014, 14:20

... extension at the N-terminus of the IA3 polypeptide This dramatic alteration in behaviour may be explained by the positively ionisable histidine residues initiating additional contacts outside the ... inhibition of PpPr (cf inhibitors 11 and 12; Fig 4) This was substantiated by the data obtained for the chimaeric inhibitor 15 (Fig 4) which was identical in length to inhibitor 12 but contained ... polypeptide might be a more effective inhibitor of PpPr upon which to base initial protein engineering studies, it was produced in recombinant form in Escherichia coli and purified to homogeneity...

Ngày tải lên: 19/02/2014, 00:20

... mitigation scenarios for analysis: • • • Scenario I assumes that action is not initiated until peaking occurs Scenario II assumes that action is initiated 10 years before peaking Scenario III ... expensive In Chapter III we describe the extensive and critical uses of U.S oil and the long economic and mechanical lifetimes of existing liquid fuel consuming vehicles and equipment While it is impossible ... Scenario II assumed that action is initiated 10 years before peaking Scenario III assumed action is initiated 20 years before peaking For this analysis estimates of the possible contributions...

Ngày tải lên: 22/02/2014, 09:20

... films (CA Film) generate a shelf life greater than that of design without films (control in air) at a storage temperature of 56˚F (13.3 ˚C) 10 Days After Harvest Designs Tested: A -CA Film in ... at 56˚F (13.3 ˚C) Proved that designs with a Chandra Associates films (CA Film) generate a shelf life greater than that of design without films (control in air) at a storage temperature of 56˚F ... TESTING RESULTS Program Objective: To maintain a quality and freshness of tomatoes that permits consumption after 21+ days of storage at 56˚F (13.3 ˚C) To prove that designs with a Chandra Associates...

Ngày tải lên: 26/02/2014, 03:20

... similar levels of suppression of aggregation to the wild-type protein at all ratios Precipitation of insulin can be initiated by the addition of a reducing agent, such as dithiothreitol, which ... A M Morris et al IXI motif, it is possible that substitution of this residue disrupts the interaction between the IXI motif and the hydrophobic groove, resulting in an altered oligomeric structure ... aA-crystallin to remove the IXI motif renders the protein unable to form oligomers [58], indicating that interactions involving the IXI motif are also essential for the oligomerization of mammalian...

Ngày tải lên: 07/03/2014, 04:20

... solubilized or whether heterogeneous fibrils display differences in resistance against solubilization When the kinetics of solubilization were monitored in the presence of m guanidinium thiocyanate, ... of fibrils against solubilization with guanidinium thiocyanate (A) Solubilization at the indicated guanidinium thiocyanate concentrations was performed at room temperature for h (B) Kinetics of ... ) incubation time (d) 10 incubation time (d) Fig Fibril formation kinetics of N-(+7)Ala The kinetics of fibril formation were followed using ANS fluorescence in arbitrary units (AU) (A) Fibril...

Ngày tải lên: 07/03/2014, 11:20

... phospholipid-binding sites of mGRK6-C are involved in the interaction of this mGRK6 variant with phospholipid vesicles containing PtdInsP2 These observations suggest that two distinct phospholipidsbinding ... subfamily in mediating their interaction with phospholipids, including phosphatidylinositol 4,5-bisphosphate (PtdInsP2) [21,22] To assess the potential role of these putative phospholipid-binding ... GRK6-deficient mice were strikingly impaired in their ability to respond to the CXC chemokine CXCL12, indicating that GRK6 is specifically involved in regulating the CXCL12 receptor CXCR4 [15,16] In...

Ngày tải lên: 07/03/2014, 12:20

... price outlook confidence intervals from the Energy Information Administration (EIA) with a view to illustrating the perceived volatility in the market price even on this time horizon Figure is ... and business investment in available technologies Specific energy technology investments include investments in building energy efficiency, energy efficient home appliances, lighting efficiency ... alia: • Buildings • Domestic appliances • Motors and drives in industry • Public lighting Pillar 4: Maximising electricity usage in end-use applications • Expanding the use of e-cars and hybrid cars...

Ngày tải lên: 08/03/2014, 06:20

... mitigation scenarios for analysis: • • • Scenario I assumes that action is not initiated until peaking occurs Scenario II assumes that action is initiated 10 years before peaking Scenario III ... expensive In Chapter III we describe the extensive and critical uses of U.S oil and the long economic and mechanical lifetimes of existing liquid fuel consuming vehicles and equipment While it is impossible ... Scenario II assumed that action is initiated 10 years before peaking Scenario III assumed action is initiated 20 years before peaking For this analysis estimates of the possible contributions...

Ngày tải lên: 08/03/2014, 14:20

... This framework utilizes web queries together with dictionaries for translation, disambiguation and extension of given terms While our framework relies on the existence of multilingual dictionaries, ... Estonian Finnish French Georgian German Greek Hebrew Hindi Hungarian Italian Icelandic Indonesian Japanese Kazakh Korean Latvian Lithuanian Norwegian Persian Polish Portuguese Romanian Russian Serbian ... Unsupervised Lexical Acquisition COLING ’02 Dayne Freitag, 2004 Trained Named Entity Recognition Using Distributional lusters EMNLP ’04 James Gorman , James R Curran, 2006 Scaling Distributional Similarity...

Ngày tải lên: 08/03/2014, 21:20