Question 2: What industry is shale gas? be
Question 3: What is shale gas? New energy? Like natural gas? Shale gas is a new fossil energy, not a new energy.
Its essence is natural gas, which is not only similar but also the same.
Shale gas: Natural gas extracted from shale.
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Question 4: What does shale gas mean? Shale gas refers to natural gas mainly existing in dark shale or high-carbon shale, and it is an important new energy source, also known as conventional natural gas resources under certain conditions. The main component of shale gas is methane, which has low carbon emission after combustion and is clean and environmentally friendly. In addition, there is no need for tunnel excavation and large-scale drainage treatment in the development process, resulting in less impurities. The negative environmental impact brought by its development and utilization is the smallest among all kinds of fossil fuel energy.
Question 5: What is shale gas? Like natural gas, it is composed of methane, so it belongs to fossil energy. However, because the exploitation method is different from conventional natural gas, it is called unconventional oil and gas resources.
Question 6: What are shale gas, natural gas and liquefied gas? What's the difference between natural gas? Like oil and coal, the main component CH4 is a fossil fuel and natural product.
Gas: The main component is CO+H2, which is mainly obtained by dry distillation of coal and is an industrial product;
Liquefied petroleum gas: the main component is C 1-C4, mainly the top gas of refinery.
The cost of natural gas is very low, the composition of natural gas products is relatively stable, and the application range is wider. For example, generators and boilers can use natural gas, but they cannot use gas or liquefied petroleum gas;
Relying on large petrochemical enterprises, liquefied petroleum gas and gas are generally in the surrounding areas with relatively developed industries, and the output is limited.
The concept of west-to-east gas transmission mainly refers to transporting natural gas by pipeline, which can save a lot of costs compared with tanker or sea transportation. At the same time, pipeline construction can accelerate the economic development of backward areas along the way.
PS: Unconventional gases are mainly coalbed methane and shale gas. Like natural gas, they are fossil fuels. You can study it if you are interested.
Question 7: What are the main components of shale gas? How to get to the mine or something? 1. Shale gas is composed of methane, just like natural gas, natural gas hydrate and coalbed methane, but their occurrence and mining methods are different, so they are named as different minerals.
2. Shale gas needs to be mined by drilling. Generally, horizontal well technology is adopted. In China, the shale where shale gas is located is generally buried deeply, so it is necessary to drill a vertical well from the ground to about 3000 meters underground, and then control the horizontal advancement of drilling by drilling steering technology about 1000 meters. In the process of this horizontal well, because the shale is relatively dense, it is necessary to carry out rock fracturing, so that the shale produces cracks, and the shale gas is pumped up along the cracks with a drill pipe. Fracturing technology is too complicated to be introduced.