Study on the Cause of Oil Tank Fire and Fire Prevention Countermeasure

2013 ◽  
Vol 864-867 ◽  
pp. 866-870
Author(s):  
Bing Qiang Wang

Oil is a kind of important chemical raw materials, countries have put oil as an important sources of energy and actively expanded its strategic oil reserve along with our country energy strategy adjustment. The number of oil storage increases constantly, the tank farm scale expands unceasingly and fire accident of oil storage tank rises constantly. So it is an important measure for preventing the oil tank fire to analyze reason of oil tank fire and adopt corresponding fire prevention countermeasures.

2018 ◽  
Vol 2018 ◽  
pp. 1-19 ◽  
Author(s):  
Honghao Li ◽  
Wei Zhao ◽  
Wei Wang

Considering the disastrous consequences of the oil tank failure, it is of great importance to ensure the safety of the large-scale oil tank under earthquakes. This study sheds light on investigating the dynamic response of a prototype 100,000 m3 cylindrical oil-storage tank under various seismic excitations. The foundation of the tank is also considered in this study so that the obtained results are closer to the reality. Shaking table tests are conducted using a 1/20 scale liquid-tank-foundation system under various seismic excitations. The test results reveal that the dynamic responses such as accelerations and the deformation of the test specimen in the major and minor vibration directions do not differ significantly. Finite element models are constructed for the test specimen and the prototype tank and are validated through comparing the simulation results with the test data. The simulation results suggest that it might be necessary to stiffen the locations on the tank wall where the thickness of the tank wall changes because the stresses at such locations may be close or even exceed the yield strength of the structural steel under severe earthquakes.


1987 ◽  
Vol 109 (2) ◽  
pp. 249-255 ◽  
Author(s):  
C.-F. Shih ◽  
C. D. Babcock

An oil storage tank that suffered damage during the 1979 Imperial Valley earthquake is studied using a laboratory model. The tank is unanchored and includes a floating roof. The tank is subjected to a single horizontal axis base excitation. Buckling is studied under both harmonic and simulated earthquake base motion. The model buckling results are in reasonable agreement with the field observations. It was also found that the floating roof has no effect on the buckling behavior. Comparison with the API design provisions shows that the empirical model used as the basis of the code for both tip-over and buckling have little resemblance to the actual tank behavior.


2021 ◽  
Vol 236 ◽  
pp. 01022
Author(s):  
Longfei Li ◽  
Longyu Dai

With the rapid development of the world economy, the petrochemical industry energy reserve strategy and production demand increase, petrochemical storage tank farm scale is also expanding, and continue to large, intensive direction of development. In recent years, there are many disastrous accidents such as oil leakage, explosion and combustion of storage tank, so it is necessary to study the combustion and explosion behavior of storage tank. This paper studies the mechanism of explosion combustion in crude oil tank area, summarizes and states the progress of crude oil explosion combustion research at home and abroad, and lists several common risk evaluation methods for tank risk management, which can provide technical support for safety management and accident emergency rescue through qualitative, quantitative evaluation and accident consequence simulation calculation. Therefore, we should sum up the experience and lessons from the accident, strengthen the theoretical research, to avoid the recurrence of similar accidents, and effectively guarantee the safety of national energy reserves.


2013 ◽  
Vol 860-863 ◽  
pp. 1574-1581
Author(s):  
Qing Gong Li ◽  
Zhen Chen ◽  
Miao Zhang ◽  
Wen Hua Song ◽  
Ling Yue Lv

With the development of oil storage tank is towards large-scale, boilover is becoming a greater threat to surroundings. The main damage form of boilover is high-temperature thermal radiation and boil-over in oil tank fires. Among them, boil over can cause great casualties and property losses, and easy to cause the disaster spread. This article first analyzes the influence factors of boilover and the intensity, then further creates radius calculation model for boilover. By calculating and analyzing the boilover radius of tank with different sizes and oils stored, the accuracy of model is verified. The results also indicate that the model is effective and the calculating error is fairly small when the tank diameter is less than 10m, otherwise is suitable for simple estimate only. The influence of water content in oil and the viscosity on boilover radius is non-linear, and there is a maximum.


2012 ◽  
Vol 232 ◽  
pp. 803-807 ◽  
Author(s):  
Yoshihiro Hirokawa ◽  
Haruki Nishi ◽  
Minoru Yamada ◽  
Shinsaku Zama ◽  
Ken Hatayama

Several cracks were found on some actual floating roofs of a crude oil tank in the oil refinery located in southern Japan. We assumed that one of reasons would be due to thermal stress caused by temperature changes during the day. In order to consider whether the thermal stress could the cause damages on the floating roof, strain and temperature were measured on the actual floating roof by using optical fiber gauges. Furthermore, thermal stress analysis was carried out as effective analysis.


2021 ◽  
Author(s):  
Andrew Comley ◽  
Campbell Ross ◽  
Steve Moir

In 2020, with the unit still producing a crude oil storage tank on the Bumi Armada owned and operated Armada Kraken FPSO was successfully inspected by Texo using a UAVS flown from outside the tank. This type of truly remote survey significantly reduces the risk to personnel, the survey time and the survey cost, whilst maintaining a survey standard that is close to that achieved by personnel entering the tank and utilising scaffolding. Lessons learnt in the following areas are discussed: • Detailed Scope of Work value, including potential & actual anomaly handling. • Careful pre-mobilisation briefing of the project team and Class surveyor. • Engagement with Bumi Armada personnel, onshore and offshore, and the Texo project team. • Engagement with DNVGL to enable the inspection to be Verification & Class credited. • Development by Texo of project specific procedures based on onshore trials. • Tank cleanliness and cleaning.


2021 ◽  
Author(s):  
Kamalesh Gupta ◽  
Arun Kumar Jana ◽  
Mousumi Chakraborty ◽  
Parimal A. Parikh

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