The future of unconventional natural gas (C) as an alternative energy resource

Author(s):  
L.C. Bonham
2021 ◽  
Vol 18 (2) ◽  
pp. 323-338
Author(s):  
Xiong-Qi Pang ◽  
Zhuo-Heng Chen ◽  
Cheng-Zao Jia ◽  
En-Ze Wang ◽  
He-Sheng Shi ◽  
...  

AbstractNatural gas hydrate (NGH) has been widely considered as an alternative to conventional oil and gas resources in the future energy resource supply since Trofimuk’s first resource assessment in 1973. At least 29 global estimates have been published from various studies so far, among which 24 estimates are greater than the total conventional gas resources. If drawn in chronological order, the 29 historical resource estimates show a clear downward trend, reflecting the changes in our perception with respect to its resource potential with increasing our knowledge on the NGH with time. A time series of the 29 estimates was used to establish a statistical model for predict the future trend. The model produces an expected resource value of 41.46 × 1012 m3 at the year of 2050. The statistical trend projected future gas hydrate resource is only about 10% of total natural gas resource in conventional reservoir, consistent with estimates of global technically recoverable resources (TRR) in gas hydrate from Monte Carlo technique based on volumetric and material balance approaches. Considering the technical challenges and high cost in commercial production and the lack of competitive advantages compared with rapid growing unconventional and renewable resources, only those on the very top of the gas hydrate resource pyramid will be added to future energy supply. It is unlikely that the NGH will be the major energy source in the future.


2014 ◽  
Vol 978 ◽  
pp. 165-168 ◽  
Author(s):  
Rong Huo ◽  
Kai Bo Duan

With the further development of national economy, people have become more concerned about the environment quality. Especially in recent years, due to the frequent occurrence of hazy weather, there has been a growing demand for clean energy [Fig. 1]. As one kind of non-conventional energy, natural gas hydrate, featured by large reserves and relatively clean products of combustion, is considered by the scientific community to be an alternative energy resource in replacement of coal and petroleum. This paper gives a brief introduction of the research progress of natural gas hydrate both at home and abroad, presents the research results and the obstacles in the next step to be taken for China, and then looks into the future development trend.


WIMAYA ◽  
2021 ◽  
Vol 2 (01) ◽  
pp. 17-27
Author(s):  
Aksaraphak Chaipala

The oil crisis in the early 1980s has triggered the necessity of finding oil reserves among non - oil producing countries. India and Thailand are both oil consumption countries. Because of the rapid economic development and high vehicular fuel consumption, India has become one of the top five oil consumption countries in the world. Thailand though has less population but the demand for oil energy is still increasing. From the geopolitics perspective, Myanmar is country with abundant oil resource that located between Thailand and India, become a vital geo – economics subject for both countries. Bilateral cooperation, between India - Myanmar and Thailand-Myanmar attests the importance of Myanmar in both regards. By visiting Myanmar, India’s ministry of energy has strengthened the energy cooperation between India and Myanmar. Meanwhile, Thailand, as a natural gas consumer from both the Yadana and Yetakun, in the Gulf of Mottama or Arakan, Myanmar, has hiked up her import of natural gas from Myanmar. The agreements in the 1990s have resulted in the increase of oil imports to India and Thailand. The oil demand for both countries could lead India and Thailand into competitors. Thanks to the policy of energy cooperation between India and Thailand, their attempts are to build multilateral partnership in order to increase the capability to strengthen energy connectivity from Myanmar. By making the connectivity more convenient and efficient has led to the creation of BIMSTEC Gas Pipeline project. Myanmar as the energy leader in BIMSTEC has placed Thailand, Myanmar, India and others countries in the framework of cooperation. In the future energy will play an important role to strengthen the cooperation in BIMSTEC which highly oil consumption still continuously. This article aims to show that the cooperation like BIMSTEC can guarantee the energy dependence for Thailand and India in the future. It will also analyze their related policy formulation, such as the plan for an alternative energy security.


Author(s):  
Zhongfu Tan ◽  
Ge Pan ◽  
Pingkuo Liu

Natural gas hydrate, also known as combustible ice and mainly composed of methane, it is identified as the potential clean energy in the 21th century. Due to its large reserves, gas hydrate can ease problems caused by energy resource shortage and has gained attention around the world. In this paper, we focus on the exploration and development of gas hydrate as well as discussing its status and future development trend in China and abroad, then we analyze its opportunities and challenges in China from four aspects: resource, technology, economy and police with five forces model and PEST method. The results show, China has abundance gas hydrate resource; however the backward technologies and inadequate investment has seriously hindered the future development of gas hydrate, so China should establish relevant cooperation framework and intuitional arrangement to attract more investment as well as breaking through technical difficulties to make gas hydrate commercialization as soon as possible.


2014 ◽  
Vol 675-677 ◽  
pp. 1347-1350 ◽  
Author(s):  
Qi Lu Xu ◽  
Wen Hui Huang ◽  
Yan Hui Yang ◽  
Bei Liu

Coalbed methane (CBM) which is a kind of efficient and clean unconventional natural gas will be the alternative energy in the future. Deformed coal which is harmful to CBM development was studied with logging curve. The logging curve characteristics and template which can be used directly had been put forward and applied in Shizhuang Block, Qinshui basin, China: (1) Deformed coal has low resistivity, low bulk density, high interval transit time, expanding well diameter and increasing neutron porosity in logging curve. (2) 3 type coals (undeformed coal-transitional coal - deformed coal) are arranged from lower-left corner to top right corner in order in AC and LSD diagram. (3)The deformed coal proportion of No.15 coal is significantly higher and it maybe the main restricting development factor. (4) The northeast and southwest of Shizhuang block have more deformed coal.


2014 ◽  
Vol 522-524 ◽  
pp. 1307-1312
Author(s):  
Rui Luo ◽  
Ming Zha ◽  
Chang Hai Gao ◽  
Hao He

The exploration practice in NanPu Sag suggests that shale oil&gas as an unconventional natural gas resource,is a kind of current alternative energy resource. According to measured data of geochemistry,mineral,logging and drilling on the Palaeogene strata in NanPu Sag,the shale in palaeogene characterised by large thickness,high abundance of organic matter, favorable types and wide range of thermal maturity, shows that it has the material basis for the formation of shale oil. In addition,the shale of palaeogene in NanPu Sag generally developed fractures,which has fine reservoir property. The shale in this area has high content of brittle minerals which are useful to later fracturing reformation. It is thought after comprehensive analysis that shale oil&gas of paleogene in NanPu Sag has a bright prospect in exploration and development.


2018 ◽  
Vol 192 ◽  
pp. 03018
Author(s):  
Teerapat Laiwatthanaphaisarn ◽  
Amata Anantpinijwatna

Current world energy consumption is likely to increase over time. This is due to the growth of industry and transportation. The most important and most used energy sources are crude oil and natural gas. The consumption of energy is increasing continuously due to the economic expansion of the world fleet. At present, prices of primary energy sources such as oil and natural gas tend to increase. In addition, oil and gas are limited and likely to run out in the future. Currently, research and research on alternative energy is ongoing. To find the best alternative energy to replace in the future. Dimethyl ether is a substance that can be used as a substitute for liquefied petroleum gas (LPG) because of its similar physical properties. Most of them are used as fuel in vehicles. In addition, dimethyl ether is easier to liquefy than liquefied petroleum gas, giving advantages in terms of storage and transport, and a higher cetane value that can be used in the vehicle. Dimethyl ether is a substance that will burn completely. Dimethyl ether production has a wide variety of options. If the best option is difficult to analyse because of the complexity of the solution. Superstructure analysis will help to find alternatives for the production of dimethyl ether. Superstructure will identify the most economical alternative. The mathematical model is applied to the existing production process and new alternatives. In this work, the alternatives to produce dimethyl ether are displayed and the optimum alternative are chosen.


2018 ◽  
Vol 1 (1) ◽  
pp. 1
Author(s):  
Zhennan Yang ◽  
Liqun Pei ◽  
Jinsheng Zhu

<p>Traditional ships are mainly fueled by diesel or gasoline, which are produced from the oil and are non-renewable. People are now rapidly consuming oil and burning oil generates poisonous gases day and night. Because of the soaring oil prices and the deteriorating ecology, many ship-owners are seeking an alternative energy to replace oil. Among all possible candidates, the calling of natural gas is getting higher and higher. This paper discusses the application of natural gas in ship engineering, and explains in detail the advantages and disadvantages. Natural gas may not be a new energy but has rarely been used in ship engineering so far. We conclude that its application in ship engineering helps to alleviate the fuel shortage in the future. </p>


2012 ◽  
Vol 608-609 ◽  
pp. 220-230
Author(s):  
De Zhi Yang ◽  
Xue Feng Peng ◽  
Yuan Xu

In recent years, the price of oil has been soaring. As an alternative energy, natural gas could well be the main energy of the future development. Next twenty years will be the age of rapid natural gas growing. It has been predicted that China will be one of the largest global natural gas consumers. Twenty-five percent of country’s total natural gas consumption was imported. However, China is unable to be self-sufficient in natural gas resources in last ten years. So it is necessary to depend on imports to meet the rapid rise in natural gas demand. There are two main channels to import natural gas: pipeline transportation and ship-loading liquefied natural gas. Due to the limitation of pipeline transportation, ship-loading LNG will be China’s major import channel in the future. LNG is irreplaceable, wide-used, clean and low-carbon. With continued progress in mining technique and the discoveries of unconventional energy, the available natural gas resources in China will be increasingly rich; this enables sustainable development in energy. The introduction and innovation of liquefaction technique and the localization of LNG technique will improve the embarrassing dependence on imported process technology and supply strong technique support for the development of LNG. Domestic liquefied natural gas plants’ out-put is expected to exceed 7.5 million tons per year. As the key measure to reduce PM 2.5 emission, LNG will gradually replace oil as a new-generation car fuel and become the new surpass the old-timer. With the implementation of LNG terminal project, the reception capacity will gradually increase. It is predicted that the reception capacity of China will reach about 65 million tons per year in 2015. Based on the present data, the utilization and promotion of LNG will explosively grow. This article is concerned with the following topics: utilization of LNG, the future of LNG, and some related problems and suggestions regarding LNG.


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