discussion of recovery efficiency including gravity drainage

... 5-factor by Pastor and Stambaugh) fail to explain the inefficiency premium, should inefficiency premium be included as a pricing factor? Is inefficiency a risk-factor? In other words, is it an aggregate ... portfolio managers consider incorporating inefficiency into Style Investments? For example, instead of high B/M being value firms we might have high inefficiency? Note that B/M is a much better ... Finance: Nguyen and Swanson document improvement in efficiency among the most inefficient firms What caused the improvements? Actions by the board of directors (e.g firing the manager)? Increase...

Ngày tải lên: 24/01/2014, 00:20

... their 2001 review of 59 field applications of the WAG process they have identified an average incremental increase of 5-10% with 14 of the fields reported having problems with gravity overriding ... Field Application of GAGD The process of implementing the GAGD process in the field commenced in the second half of 2005 with a screening of two possible field options Out of this screening the ... Costs,” Institute of Transportation Studies, University of California, Davis, CA, 2004 Rao, D.N., Ayirala, S.C., Kulkarni, M.M., and Sharma, A.P., “Development of Gas Assisted Gravity Drainage (GAGD)...

Ngày tải lên: 25/09/2016, 19:47

... development of the Gas-Assisted Gravity Drainage (GAGD) process Unlike WAG, the GAGD process takes advantage of the natural segregation of injected gas from crude oil in the reservoir Although gravity- stable ... natural phenomenon of gravity segregation The name was chosen intentionally to mimic the steam-assisted gravity drainage (SAGD) process7 being developed for thermal recovery of heavy oils Ý tưởng ... of the total length of the system to the number of pores per unit length of the system If this scaling ratio is maintained unity, then it is impossible to maintain the proper scaling of the gravity...

Ngày tải lên: 25/09/2016, 19:50

... Drawing of GAGD process (Rao, 2012) In the GAGD process, the fluids gravity segregation and the oil drainage towards the bottom of payzone lead to better sweep efficiency and higher oil recovery ... displacement efficiency and achieve higher oil recovery (Kulkrani, 2003; Hinderaker et al., 1996) Over most of the previous CGI projects, the incremental recovery was around 5% of Initial Oil ... incremental recovery of about (5–15)% of OIP (Lake et al., 1992) The selection criterion of gas injection type depends on whether it is miscible or immiscible, depth, pressure, and temperature of formation,...

Ngày tải lên: 25/09/2016, 19:37

... overall recovery Therefore EOR process in NFR such as Gas Assisted Gravity Drainage (GAGD) that refers to gravity drainage as main recovery mechanism should pay attention to mathematical modeling of ... gas-oil gravity drainage (GOGD) Figure1 shows mathematical framework for gravity drainage from single block within a given fractured reservoir Van Golf-Racht (1982) showed that gravity drainage ... the onset of miscibility) can justify this poor recovery within WAG Process The drainage of oil under gravity forces, either through gas cap expansion or by gas injection at the crest of the reservoir,...

Ngày tải lên: 25/09/2016, 19:57

... major role in the pathogenesis of both types of diabetes mellitus High levels of free radicals and the decline of antioxidant defense mechanisms lead to damage of cellular organelles and enzymes, ... development of the oxidative stress (68) If our findings are proven by further studies involving a larger number of patients, ultra-low microcurrent therapy might change the concept of management of chronic ... common pathology of chronic diseases, and using antioxidants, such as the EPRT device used in this experiment, might change the concept of management of chronic diseases Conflict of Interest The...

Ngày tải lên: 26/10/2012, 09:39

... standardized protocol of testing the mechanical behaviour of a hip spacer available, the loading procedure was defined following the recommendations of the ISO 7206 standard for determination of fatigue ... non-linear displacement behaviour of the reinforced spacer and resulted into periprosthetic fractures of the proximal part of the femur (Fig 6) Fracture was of explosion type where the spacer ... 23:61-62 18 ISO 7206-4 Determination of endurance properties of stemmed femoral components with application of torsion ISO 1989 19 Viceconti M, Casali M, Massari B, Cristofolini L, Bassini S, Toni A...

Ngày tải lên: 26/10/2012, 09:53

... rationale, the method of study, the scope of the study, the subject of the study, the significance of the study and the design of the study Part 2: Development consists of Section A ‘ Literature ... would most often be too explained It might also be to persuade or to convince his/her audience of the correctness of his/her point of view on a particular issue The purpose of a piece of writing ... issue of group leadership - effectiveness of group work 24 - selection of the best materials for groupwork ( or topics for discussion) - effect of different tasks on groupwork Like any kind of praxis,...

Ngày tải lên: 07/11/2012, 14:31

... University of Western Sydney, Australia Dr Rizk is a Senior Lecturer in the school of Engineering and Industrial Design, University of Western Sydney He has attended and presented results of his ... Journal of Energy and Environment (IJEE), Volume 2, Issue 2, 2011, pp.247-254 251 Table summarises the saliency ratios (Ld/Lq) of the four machines It can be seen that by increasing the number of ... arrangement of insulation and magnetic material in the rotor can result in high saliency ratio and not the amount of insulation and magnetic material It is worth mentioning that the amount of magnetic...

Ngày tải lên: 05/09/2013, 16:30

... 2003; Nakano and Hirai, 2004) formalized the task of extracting NEs as a chunking problem of a sequence of characters instead of a sequence of morphemes In this paper, we keep the naive formalization, ... morpheme m is a vector consisting of frequencies of all possible unigrams 126 The morpheme feature M F (mi ) is a pair of the surface string and the part -of- speech of mi The similar morpheme feature ... of NHK Corpus Nippon Housou Kyoukai (NHK) corpus is a set of transcriptions of 30 broadcast news programs which were broadcasted from June 1st 1996 to 12th Table shows the statistics of NEs of...

Ngày tải lên: 20/02/2014, 09:20

... options will be priced off the market’s best estimate of the yield of the underlying instruments at expiration of the options; or, in other words, the market’s best estimate of the exercisesettlement ... $11,000 (10 x $100 x 11 contracts) Less Cost of Calls: Profit: -1,650 $9,350 The profit on the option trade is applied to the bond portfolio to offset some of the loss which would occur when interest ... strategies with which to take advantage of the direction of interest rates including the future shape of the yield curve and spreads between different parts of the curve Whether you choose to use...

Ngày tải lên: 06/03/2014, 14:20

... characteristics: The Board of Governors of the Federal Reserve System, the Office of the Comptroller of the Currency, the Federal Deposit Insurance Corporation, and the Office of Thrift Supervision ... under the direct control of the banks The advantage of their off-balance sheet status allows them to make use of assets for investment purposes without incurring risks of bankruptcy to the parent ... bring off-balancesheet vehicles back onto the balance sheet A well-publicized aspect of the development of the mortgage securitization process was the development of residential MBSs composed of...

Ngày tải lên: 15/03/2014, 07:20

... out alternatives, I also examine the ideologies of the films and issues of textual silence The study offers a critique of these issues in the spirit of other well-known ideological film studies, ... films show some signs of departure, especially in their depiction of female addicts I return to a discussion of gender within these films later Films in the first half of the 20th century, as ... that these treatment films offer a consistent yet highly limited representation of treatment that is unrealistic in light of the economic pressures of the time The images of treatment in these three...

Ngày tải lên: 16/03/2014, 17:20

Ngày tải lên: 22/03/2014, 16:21

... TapeControl and TapeConvert are registered trademarks of MTI All other product names and company names may be the trademark properties of others Table of Contents INTRODUCTION 1.1 1.2 1.3 ... FAX Version i INTRODUCTION There is a lot of discussion about where best to store and how to access database information This discussion is centered on Storage Area Networks (SANs) ... new issues, including more overhead, extra traffic on the network, more steps to process and I/O, and lack of data integrity for database systems without special custom fixes Anatomy of a NAS Database...

Ngày tải lên: 23/03/2014, 12:20

... structure of a network, including the devices and media that are necessary for successful communications Explain the function of protocols in network communications Explain the advantages of using ... benefits to using a LAN or WAN, most of us need to communicate with a resource on another network, outside of our local organization • Examples of this type of communication include: – Sending ... group of inter-related protocols Example: TCP/IP A protocol stack (sometimes communications stack) is a particular software implementation of a computer networking protocol suite The terms are often...

Ngày tải lên: 01/04/2014, 12:20

... given that 23 percent of the survey respondents were very positive about the use of biotechnology in foods and 40 percent of the respondents were somewhat positive about Journal of Food Distribution ... higherpriced beef with no risk of vCJD The mean WTP premiums for the two meat products (including zero bids) were 22 percent of the original price and 13.7 percent of the original price, respectively ... certain consumers, some of the factors that have a positive and significant effect on the probability of the organic choice have a negative impact on the probability of the eco-label choice However,...

Ngày tải lên: 08/04/2014, 18:33

Ngày tải lên: 31/05/2014, 01:31

... of regulating its target mRNAs (See Fig 1) Deregulation of this processing Role of miRNAs in disease Gene regulation by miRNA can affect a wide variety of cell functions, such as regulation of ... was identified as one of the targets of miR-375 Inhibition of Myotrophin production has similar effects of miR-375 on insulin secretion, making miR-375 an important modulator of β-cell function ... malignant tissues offers the possibility of identifying new methods of diagnosing early stage incidence and discovering new therapies for the treatment of OVCA With the advent of new miRNA technology,...

Ngày tải lên: 20/06/2014, 07:20

... calculation of the modes of simple structures, but it can also handle vibrational measurements of more complicated structures at a finite number of spatial points [10] A commercial product of the modal ... physical behavior of the structure This discretization reduces the degrees of freedom for the vibration to the number of spatial points which is directly transferred to the same number of temporal ... each note Thus, this kind of initial condition is only used for, for example, the beginning of a piece of music In addition to the initial conditions, also the fixings of the string at both ends...

Ngày tải lên: 23/06/2014, 01:20