It is difficult to use liquefied natural gas for heavy trucks


The United States’ two largest think tanks, the Future Resources Research Institute (RFF) and the National Institute of Energy Policy Research (NEPI) jointly published a report. Researchers evaluated 35 different policy options to reduce oil consumption and greenhouse gas emissions. The report finally pointed out that increasing the use of natural gas trucks is the most effective and economical way to reduce dependence on petroleum.

Changan Heavy Duty Truck LNG heavy truck

At the Beijing International Auto Show held in April this year, Beiben Heavy Truck, Chang'an Heavy Duty Truck and other manufacturers also demonstrated their LNG (liquefied natural gas) heavy truck type. The largest LNG heavy truck distributor in China, Xinjiang Guanghui Clean Energy Technology Co., Ltd. plans to promote 3,500 LNG heavy trucks in 2010, which is a 16-fold increase compared with 198 vehicles in 2009. Shaanxi Steam LNG heavy trucks have annual sales of 2,000 units. However, with the unanimous optimism of LNG heavy trucks at home and abroad, the development of LNG heavy trucks can be as smooth as expected and have a bright future. actually not.

LNG heavy truck advantages

First, LNG heavy truck fuel is cheap and environmentally friendly

Beiben V3 LNG heavy truck

Compared with the traditional fuels of heavy-duty trucks, gasoline and diesel, natural gas has obvious advantages in price, environmental protection, and frost resistance. At present, the price of natural gas is 20-30% cheaper than that of diesel fuel, and it is environmentally cleaner. It reduces harmful emissions by over 90% compared with fuel vehicles.

Second, LNG heavy trucks are excellent in frost resistance and suitable for long-distance transportation

LNG heavy truck freeze resistance is also superior to traditional diesel trucks. Winter diesel vehicles freeze at minus 25°C to minus 30°C, causing them to be difficult to ignite and lack of power. However, there is no such problem with natural gas. It is very easy to ignite, and power is not affected.

LNG trucks are also very suitable for long-distance transportation. It is understood that the current two-tank LNG heavy-duty tank can inject liquefied natural gas 900 liters, and continuously traveled 1000-1200 kilometers.

Obstacles to LNG heavy trucks

First, unstable supply of gas sources constrains the development of LNG heavy trucks

LNG skid-mounted car filling station

At present, there are few refueling stations in our country, there is insufficient gas source, and stations have not yet formed a network. As a result, unstable supply of gas sources has severely constrained the development of LNG heavy trucks. It is understood that currently there are only LNG refueling stations in the northwestern region of the country, and there are basically no LNG refueling stations in other regions. Liquefied natural gas processing plants are currently concentrated in the northwestern region. Although they are available in South China and East China, the supply is modest. The Central China region is still blank. In addition, international LNG prices have been rising all the way, and import costs have steadily increased. The number of refueling stations around the country is small and no network has yet been formed. Therefore, the unstable supply of gas resources in the future is still an important factor restricting the development of LNG heavy trucks.

Second, LNG heavy trucks are expensive to purchase and use

Changan Heavy Duty Truck LNG Heavy Duty Gas Tank

It is understood that the use of traditional gasoline and diesel energy in the same truck is 70 to 80,000 yuan less than that of liquefied natural gas. Moreover, at present, the maintenance points for LNG trucks in China have not yet been rolled out. Once serious problems arise in LNG heavy trucks, they need to be returned to the factory for maintenance and the maintenance cycle is longer, which is too high for the owners to accept.

Third, the government does not pay enough attention to the development of LNG heavy trucks

The government retired and the market dominated the development of LNG heavy trucks. With regard to policies, as the industrialization of LNG vehicles is gradually on the right track, the way in which the relevant government departments use administrative means to coordinate management gradually retreats, replaced by fully marketized operations, making the LNG automobile industry still in its embryonic stage. The process of globalization has become difficult.

The government is concerned about new energy vehicles and has reduced the heat of LNG vehicles. With the new energy represented by hybrid, pure electric and fuel cells, it is gradually becoming the mainstream direction of the future development of the global auto industry. In order to make our country no longer subject to the people in this revolution of the auto industry, the government is facing new energy vehicles. R&D and industrialization have given a lot of support. Affected by this, the development of natural gas vehicles in the past two years is not as hot as new energy vehicles.

Fourth, LNG heavy truck fuel price advantage or no longer exists

Bei Ben V3 LNG Heavy Duty Gas Tank

One of the biggest advantages of LNG heavy trucks is that the price of LNG for vehicles is about 30% cheaper than gasoline and diesel. However, this year, the National Development and Reform Commission pointed out in the document that the natural gas ex-factory price has been raised, to rationalize the relationship between gas prices for natural gas and gasoline. All localities must follow the price ratio relationship with the maximum retail price of gasoline No. 90, not lower than 0.75:1, to streamline the price of natural gas for vehicles and maintain a reasonable price of gas for vehicles. In areas where natural gas prices for vehicles are currently low, and where there is a real difficulty in one-step implementation, this can be adjusted by a price ratio of not less than 0.6:1 and adjusted in place within two years.

In the next two years, the rising prices of natural gas for automobiles will become the mainstream trend. With the current increase in the price of LNG in the world, the cost of construction of refueling stations across the country will be shared. When LNG heavy trucks are fully promoted in the coming year, the price of LNG for vehicles may be even higher than that of gasoline.

Although the LNG heavy truck market is currently favored, the promotion efforts have been further strengthened, and LNG heavy trucks have obvious advantages in fuel prices, environmental protection and frost resistance. However, faced with the weakening of the government’s attention, the huge investment in supporting facilities such as the construction of gas stations in the latter stage, the high purchase and use costs of LNG heavy trucks, and the rising prices of liquefied natural gas have been hampered. The development of the LNG heavy truck will be a thorny road and the future is not as good as it was imagined.

Henan Qianli Machinery CO. Ltd is a profession manufacture of Farm Tractor, rice machine, Reaper Machine, Power Tiller, garden machine and other farm implements. Our factory was established in 1987 and has more than 30 years of production and sales experience. We focus on providing customers with high-quality products and excellent services.

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