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Methanol vehicles: the most suitable approach to development? 2
 

"The reason is very simple, we do not need to bring discussion of the problem is not a problem." WEI force on "Energy" magazine reporter said.
    George Ola also in his book has done for the toxicity of methanol described. He pointed out that the service station to car supply methanol fuel, people only exposed to low doses of methanol, through breathing, and only 2 to 3 mg of methanol into the body. But in fact, alcohol in fact exist in the various aspects of people's lives. For example, in low heat food and soft drinks are widely used artificial sweetener aspartyl phenylalanine methyl ester in the digestive process will be part of the conversion of methanol. Drinking 350 ml of soda, it may have 20 mg of methanol through the digestive system, much higher than the body during the alcohol intake during filling. According to the U.S. Food and Drug Administration (FDA) data, even in the daily adult dietary intake of 500 mg of methanol is still able to maintain good health.

    In the emissions of methanol as an alternative fuel could reduce emissions of carbon dioxide and other a lot, but it also has a problem, that contain highly toxic carcinogenic formaldehyde. Methanol is the mother of formaldehyde extraction of raw materials, but also possibly through incomplete combustion of formaldehyde. Well, this is a difficult problem? WEI force was investigating related issues as a group of experts conducted comparative experiments, and proposed a "zero tolerance" concept. "Formaldehyde has not been set emissions targets international organizations, because their emissions are negligible. So, for the methanol fuel is, as long as the formaldehyde emissions than gasoline on it." He said. American Methanol Institute, according to the degree of carcinogenic compared to do testing, integrated methanol emissions of carcinogens in fact only 20% of gasoline and diesel.

    M100 or M15

    Although methanol fuel has not yet been large-scale promotion, but it is the way its use also has some different ideas. Methanol as fuel not only individually, but also with a certain volume of gasoline and diesel were deployed to form a new type of clean fuel. Methanol and gasoline products in accordance with the addition of methanol content in gasoline be divided. For example, gasoline with 15% methanol and the mixture is known as deployment into the "M15 methanol gasoline," while adding 85% methanol were deployed into the "M85 methanol gasoline," As the pure methanol fuel is called "M100 methanol fuel. "

    Present, including Chery, FAW Group, Shanghai Maple and automobile manufacturers, including pure methanol has been successfully developed fuel vehicles. Changzhi in Shanxi Province, the First Automobile Transport Co., Ltd. Changzhi commitment methanol fuel vehicles for M100 863 projects completed 125 total mileage of methanol city bus demonstration runs of 17.68 million km examination. The results show that the use of methanol as fuel, reducing emissions, but also reduce operating costs. For M15 methanol gasoline, but also including Shanxi, Shaanxi, Guizhou, Hebei province, including a large number of ongoing application. In Shanxi, the Shanxi Branch of Sinopec and other companies under the impetus of 850 gas stations have been built, M15 methanol gasoline supply to the community. Shaanxi to extend the oil has also been promoting the product through its gas stations.

    So, what should be the first to promote M100 methanol fuels, automotive products, or high proportion of M85 methanol fuel, or the ratio of the first to promote low-M15 methanol gasoline used? WEI force tends to the first option. "In addition to M100, all the methanol, gasoline additives are required to resolve the mixture of methanol and gasoline that may occur after use of various problems. So, if in the course of the quality problem, the problem is to hold the fuel, or vehicle and its parts Part of the problem? that time may occur without a head case, and that the industry is unsustainable. The M100 is simple when compared with no additives. "he said.

    M85 with M100 high proportion of methanol fuel and methanol fuel, the need for conventional cars to make some simple transformation. Vehicles using methanol fuel cold start there is the problem of poor performance, which is normally at low temperature is not easy to start. But if we can install a secondary ignition of gasoline, and a little EFI control system improvements can be a normal start, and then keep adding into the general state of methanol as fuel.

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