Petrochemicals from oil, natural gas, coal and biomass utrecht. The main factor in olefin production economics is the cost of. Routes to olefins from coal petrochemical economics. Academics, professionals and researchers in industrial chemistry, environmental economics energy economics, chemical engineering, innovationtechnologyknowledge management, energy studies and inorganic chemistry. Novel technologies for olefin production need to be viable from an. To reduce the dependence of olefins industry on oil, china is increasing the production of olefins from alternative energy resources, especially from coal. This paper provides a toplevel technoeconomic analysis of two pathways. Energy use, economics and innovation article january 2009 with reads how we measure reads. Chinas coal demand fell by roughly 2% in 2014 along with lower coalfired utilization rates in power plants, according the institute for energy economics and financial analysis. A comparison between coaltoolefins and oilbased ethylene in. Rationale for coal to chemicals deployment in china. Coal to chemicals, liquid fuels and synthetic natural gas is seen as a potentially attractive means to counter this situation.
The significantly lower feedstock coal prices might be expected to prompt a sharp drop in production costs. The oil import dependence was approached to 57% in 2012. Olefins are one of the most important oil derivatives widely used in industry. Abstract in the scope of four related essays this thesis analyses the chinese domestic coal sector and coal trade policies and their respective impact on.
Large coal companies believe that the cto project is more competitive than the oilbased ethylene project. Coaltoolefins ethylene project is found much less competitive when. Technoeconomic analysis of the coaltoolefins process in. Date chinas coal to olefins industry asia china chemicals. However i wish it could be updated by the authors or other scholars interested in petroleum industries.
Novel process designs, exergy analysis, and technoeconomic analysis. The economic and co 2 reduction benefits of a coaltoolefins plant. The mto process converts crude methanol to olefins, which results in savings for a. It highlights the options and costs for producing olefins using different technologies and different feedstocks at a. Thus, development of the coalbased olefins industry is favorable in the context of increasingly severe oil supply shortage. This chapter discusses some of the modern technologies of coal and natural gas. This paper addresses the technoeconomic assessment of two technologies for olefins production. Economic performance and environmental impact were studied comprehensively. When the cto project was widely sought after in china, it was at a time when oil prices were rising. Conceptual design and analysis of a natural gas assisted. Petrochemical economics catalytic science series world scientific. Economics, not regulations, are waging a war on coal. Uophydro methanol to olefins mto process and the shell coal. Economics are transitioning america from coal to clean.
Technoeconomic performance of the coaltoolefins process. The produced methane was sent back to substitute for the fuel coal in the cto plant boilers, which offered a novel low carbon option for the cto. Of these problems, high co 2 emission of a coaltoolefins process, always attracts the most attention since it is about five to six times of that of an oiltoolefins process. Technoeconomic analysis of the coaltoolefins process in comparison with the oiltoolefins process. A technoeconomic comparison between two methanolto.
Natural gas to olefins is possible using two different processes. It is an excellent book because it considers all economic aspects of the petroleum industry. Simplified process diagram for coal conversion to light olefins and electricity. As a consequence of these economics, coal will decline as a share of electricity production regardless of. Liquefaction can be direct, from the coal itself, or indirect, from synthesis gas co and h2 obtained by gasification of the coal.
Petrochemicals from oil, natural gas, coal and biomass. Coal liquefaction incorporates both an increase in the hc ratio. Early mobil methanol to olefins processes mto uop methanol to olefins process. The scramble for africas oil by john ghazvinian, the economics of middle eastern oil by charles p. For this problem, this paper proposes a new natural gas assisted coaltoolefins process integrating co 2 recovery gasification and ch 4 co 2 reforming techniques. Researchers have conducted considerable technoeconomic analyses of. To study, the economic feasibility in detail with the change in the price of crude oil, it is necessary to carry out further calculations. In this fitt report we look through the chain of chinas coaltoolefins industry by focusing largely on the economics and processes involved. Technoeconomic assessment of different routes for olefins.
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