Oil Resources: Who Gets What How?Kenneth W. Dam

1977 ◽  
Vol 85 (4) ◽  
pp. 882-884
Author(s):  
Colin Robinson
Keyword(s):  
Author(s):  
J., A. Anggoro

Tambora field is a mature gas field located in a swamp area of Mahakam delta without artificial lift. The main objective of this project is to unlock existing oil resources. Most oil wells could not flow because there is no artificial lift, moreover the network pressure is still at Medium Pressure (20 Barg). Given the significant stakes, the option to operate the testing barge continuously as lifting tool is reviewed. The idea is to set the separator pressure to 1-3 Barg, so that the wellhead flowing pressure could be reduced to more than 15 Barg which will create higher drawdown in front of the reservoir. The oil flows from the reservoir into the gauge tank, where it is then returned to the production line by transfer pumps. The trial was performed in well T-1 for a week in November 2017 and successfully produced continuous oil with a stable rate of 1000 bbls/d. What makes this project unique is the continuous operation for a long period of time. Therefore, it is important to ensure the capacity of the gauge tank and the transfer pump compatibility with the rate from the well, the system durability which required routine inspection and maintenance to ensure the testing barge unit is in prime condition and to maintain vigilance and responsiveness of personnel. This project started in 2018 for several wells and the cumulative production up to January 2020 has reached 158 k bbls and will be continued as there are still potential oil resources to be unlocked. Innovation does not need to be rocket science. Significant oil recovery can be achieved with a simple approach considering all safety operation, production and economic aspect.


Fact Sheet ◽  
2016 ◽  
Author(s):  
Stephanie B. Gaswirth ◽  
Kristen R. Marra ◽  
Paul G. Lillis ◽  
Tracey J. Mercier ◽  
Heidi M. Leathers-Miller ◽  
...  

2015 ◽  
Vol 70 (3) ◽  
pp. 183-190 ◽  
Author(s):  
A. V. Stupakova ◽  
G. A. Kalmykov ◽  
N. P. Fadeeva ◽  
A. Kh. Bogomolov ◽  
T. A. Kiryukhina ◽  
...  
Keyword(s):  

2015 ◽  
Vol 89 (s1) ◽  
pp. 12-12
Author(s):  
Weitao CHEN ◽  
Zhenxue JIANG ◽  
Siyuan SU ◽  
Lei CHEN ◽  
Wenming JI

2021 ◽  
Vol 1045 ◽  
pp. 194-202
Author(s):  
Siviwe H. Bunge ◽  
James L. Topkin ◽  
Joshua Gorimbo ◽  
Diakanua B. Nkazi

Sludge and screenings management is increasingly becoming a dilemma due its accumulating and tightening environmental regulations that limit its disposal methods. Various sludge management options have been researched, ranging from incineration, thermochemical liquefaction, to pyrolysis and gasification. This work proposes syngas, bio-oil, chemical resources and bio-char production for beneficiation through gasification of a mixture of sludge and screenings at different ratios of 25/75, 50/50 and 75/25. It also studies mass loss and toxins possible destruction by gasification temperatures and reactions. Toxicity and CHNS analysis before and after gasification were aimed at finding sludge energy content, while thermogravimetric analysis (TGA), was to find sampling and stopping temperatures during gasification. The overall best results of high syngas quality (high LHV, H2, CO and CH4 contents) and high quality bio-oil (i.e. cleanest, with high crude oil equivalent bonds such as C1 up to C36 and higher applicable bio-oil resources and chemical species obtained) was achieved by a 75/25 ratio, followed by a 50/50 ratio. The results also showed some possibility of biological and chlorinated hydrocarbon toxins (PCBs and PAHs) break down as well as the reduction of sludge and screenings to about 32% of the initial mass. These results can be further investigated for syngas application in power generation and liquid fuel production. Char toxicity can be analysed for its application in agriculture and for its adsorption properties. Char can be analysed for the presence of metals in it.


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