The Nelson-Farrar Cost Indexes The Nelson-Farrar Cost Indexes were started by Dr. W. L. Nelson and Dr. Gerald L. Farrar. The indexes were calculated and published in every issue each month by the Oil & Gas Journal and with quarterly summaries in the January, April, July, and October issues. The indexes were originally named the Nelson Cost Index. Dr. Gerald Farrar was … [Read more...]
Pipeflow 3.0 – A Pressure Drop Calculator
Pipeflow 3.0 pressure drop is a simple spreadsheet program that calculates pressure drop per 100 ft of pipe. This is very useful to plant personnel because it requires only six inputs. They are nominal pipe diameter in inches, pipe schedule, flow rate in gal/min, liquid viscosity in cP, density in lb/gal and pipe absolute roughness in feet. There is no need to look up … [Read more...]
Syngas Cleanup and Purification
Syngas is an abbreviation for synthesis gas, which is a mixture comprised of carbon monoxide, carbon dioxide, and hydrogen gases. The syngas is produced by the combustion of a carbon containing compound or material in the absence of an ideal amount of air. This type of combustion is called a partial oxidation process. Things that can be gasified include biomass, plastics, … [Read more...]
Turn Plastics into Oil with the Right Engineering Expertise.
Today, recycling is a hallmark of life. Glass, aluminum, paper and plastics are dutifully loaded into recycling bins so that they can be reused and gain new life. The truth is that recycled plastic has limited use in the commercial world and there are very few products that can make effective use of it. So why not find another use for your end-of-life plastics? … [Read more...]