scholarly journals RESEARCH ON CHANGES IN BIOMASS DURING GASIFICATION

2020 ◽  
Vol 61 (2) ◽  
pp. 17-24
Author(s):  
Genadii Golub ◽  
Savelii Kukharets ◽  
Jonas Čėsna ◽  
Oleh Skydan ◽  
Yaroslav Yarosh ◽  
...  

The article suggests that the rate of plant biomass gas generation is proportional to the amount of plant biomass, which can still be gasified. To analyse the change in fuel mass during the operation of the gasifier for a certain period of time, three models can be used with the following assumptions: the change in fuel mass is inversely proportional to the fuel mass and time, the change in fuel mass is inversely proportional to the fuel mass, the change in fuel mass is inversely proportional to time. The coefficients of the fuel gasification rate are experimentally found.

2017 ◽  
Vol 23 (2) ◽  
Author(s):  
AFSHAN ANJUM BABA ◽  
SYED NASEEM UL-ZAFAR GEELANI ◽  
ISHRAT SALEEM ◽  
MOHIT HUSAIN ◽  
PERVEZ AHMAD KHAN ◽  
...  

The plant biomass for protected areas was maximum in summer (1221.56 g/m2) and minimum in winter (290.62 g/m2) as against grazed areas having maximum value 590.81 g/m2 in autumn and minimum 183.75 g/m2 in winter. Study revealed that at Protected site (Kanidajan) the above ground biomass ranged was from a minimum (1.11 t ha-1) in the spring season to a maximum (4.58 t ha-1) in the summer season while at Grazed site (Yousmarag), the aboveground biomass varied from a minimum (0.54 t ha-1) in the spring season to a maximum of 1.48 t ha-1 in summer seasonandat Seed sown site (Badipora), the lowest value of aboveground biomass obtained was 4.46 t ha-1 in spring while as the highest (7.98 t ha-1) was obtained in summer.


2020 ◽  
Vol 140 (3) ◽  
pp. 65-69
Author(s):  
Yoshinori Akagi ◽  
Daihei Sugita ◽  
Kazuki Yamamoto

2014 ◽  
Vol 24 (8) ◽  
pp. 651-671 ◽  
Author(s):  
Mohd Zaid Akop ◽  
Yoshio Zama ◽  
Tomohiko Furuhata ◽  
Masataka Arai
Keyword(s):  

1994 ◽  
Author(s):  
G. Carrier ◽  
F. Fendell ◽  
S. Fink
Keyword(s):  

2011 ◽  
Vol 10 (8) ◽  
pp. 1053-1057
Author(s):  
Gavril Budau ◽  
Mihaela Campean ◽  
Camelia Cosereanu ◽  
Dumitru Lica

2019 ◽  
Vol 56 (4) ◽  
pp. 365-396
Author(s):  
Debra Higley ◽  
Catherine Enomoto

Nine 1D burial history models were built across the Appalachian basin to reconstruct the burial, erosional, and thermal maturation histories of contained petroleum source rocks. Models were calibrated to measured downhole temperatures, and to vitrinite reflectance (% Ro) data for Devonian through Pennsylvanian source rocks. The highest levels of thermal maturity in petroleum source rocks are within and proximal to the Rome trough in the deep basin, which are also within the confluence of increased structural complexity and associated faulting, overpressured Devonian shales, and thick intervals of salt in the underlying Silurian Salina Group. Models incorporate minor erosion from 260 to 140 million years ago (Ma) that allows for extended burial and heating of underlying strata. Two modeled times of increased erosion, from 140 to 90 Ma and 23 to 5.3 Ma, are followed by lesser erosion from 5.3 Ma to Present. Absent strata are mainly Permian shales and sandstone; thickness of these removed layers increased from about 6200 ft (1890 m) west of the Rome trough to as much as 9650 ft (2940 m) within the trough. The onset of oil generation based on 0.6% Ro ranges from 387 to 306 Ma for the Utica Shale, and 359 to 282 Ma for Middle Devonian to basal Mississippian shales. The ~1.2% Ro onset of wet gas generation ranges from 360 to 281 Ma in the Utica Shale, and 298 to 150 Ma for Devonian to lowermost Mississippian shales.


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