by Dept. of Energy, for sale by the National Technical Information Service in [Washington], Springfield, Va .
Written in English
|Other titles||Novel approach to coal gasification using chemically incorporated CaO (phase II)|
|Statement||by H. R. Feldmann ... [et al.]|
|Series||BMI ; 1986|
|Contributions||Feldmann, H. F, United States. Dept. of Energy|
|The Physical Object|
Since coal combustion is defined as the reactions of coal with air or oxygen, it can be regarded as a special case of coal gasification. There are great similarities between coal gasification and combustion in terms of chemical and physical processes, for example, many reactions take place during both gasification and :// A coal-based coproduction process of liquefied natural gas (LNG) and methanol (CTLNG-M) is developed and key units are simulated in this paper. The goal is to find improvements of the low-earning coal to synthesis natural gas (CTSNG) process using the same raw material but producing a low-margin, single synthesis natural gas (SNG) product. In the CTLNG-M process, there are two innovative :// A thermodynamic analysis of gasification of carbonaceous feedstocks using carbon dioxide and a mixture of carbon dioxide with steam or oxygen is carried out using Gibbs minimization :// This reaction releases the heat required by the gasification. CaO is regenerated in a second reactor in which CO 2 is produced. The main products of HyPr-RING are H 2 and pure CO 2. The method has been mainly tested using coal as feedstock; however, some experiments have been carried out with wood pellets with promising results (Lin et al
Chemical looping combustion (CLC) has emerged as an efficient and promising combustion technique for fossil fuels during the past few decades. The main advantages of CLC lie in its inherent CO2 sequestration and cascade energy utilization, being primarily benefited from the in situ reactive separation facilitated by the circulation of a solid intermediate. Up to date, the research on the CLC Biofuels from biomass gasification are reviewed here, and demonstrated to be an attractive option. Recent progress in gasification techniques and key generation pathways for biofuels production, process design and integration and socio-environmental impacts of biofuel generation are discussed, with the goal of investigating gasification-to-biofuels’ credentials as a sustainable and eco 1. Introduction. Syngas is a mixture of hydrogen (H 2) and carbon monoxide (CO) produced from the gasification of carbonaceous its first commercial use by the London Gas, Light, and Coke Company in , syngas and its coal based antecedents (town gas, producer gas, coal gas) have been influential in the development of human :// View Prof. John R. Bunt’s profile on LinkedIn, the world's largest professional community. Prof. John R. has 5 jobs listed on their profile. See the complete profile on LinkedIn and discover
catalyst for gasification. The novelty of our approach is that we are using a SiC foam (sponge like) as catalyst support so that the temperature of the catalyst bed can be controlled through microwave heating. We characterized the catalysts using X-ray diffractometer (XRD) and scanning electron microscopy (SEM). Portfolio/Renewable Energy. Biomass gasification to syngas production involves various process intensification steps for a substantial reduction in gasifier installation size and energy consumption, waste production, more According to a recent DOE report published in , the cost of potable water production with approximately 21 ppm TDS from ppm brine by using three stages of CO 2 ‐based clathrate desalination is estimated to be USD Kgal −llon (1 gal≈ L). Depending on the source of brine, the cost could vary :// For example, carbon capture and sequestration, previously given little attention, now has a prominent role in coal conversion book approaches coal gasification and related technologies from a process engineering point of view, with topics chosen to aid the process engineer who is interested in a complete, coal-to-products ://?dsource=recommend.