Chemical Engineering
WEBTaking Control of Chemical Dusts. Equipment innovations and monitoring solutions help chemical processors create more effective dust collection systems Uncontrolled dust can lead to several…. A Primer on LPG Storage Systems. Any loss of containment for liquefied petroleum gas (LPG) can have potentially catastrophic results.
The Chemical Engineering Plant Cost Index
WEBStart your Chemical Engineering PLATINUM membership today to get ALL of the Plant Cost Index + much more.. Get Chemical Engineering’s Plant Cost Index to Improve Plant Cost Estimates… and delivered online in advance of the print edition! For more than 46 years, chemical process industries (CPI) professionals — engineers, managers, and technicians — have used Chemical Engineering’s ...
Pump Sizing and Selection Made Easy - Chemical Engineering
WEBJan 1, 2018 · The pump curves in Figure 3 illustrate the following pump options to choose. Option 1: 4 × 3 – 13 3,500 rpm. Installed cost of pump and motor: $20,000 for 3,500 rpm. Maintenance cost: 10% of installed cost per year. Motor efficiency: 65% (assumed) Option 2: 4 × 3 – 13 2,850 rpm. Installed cost of pump and motor: $40,000 for 2,850 rpm.
Recommended Fluid Velocities in Pipelines - Chemical Engineering
WEBDec 1, 2018 · As presented below, the optimization of pipe diameters can be accomplished using equations that relate the recommended velocity of fluids and the cost of energy. To determine the recommended velocities and compare what was published 10 years ago [1] to 2017, Equation (1) is used (Table 1, top). It is presented in Ref. 2.
WEBLS solution for combustion management. Since the system measures gas concentration in the radiant section of the fired heater, it improved the heater sa. ety and overall operational eficiency.In this application, the system is installed with two TDLS analyzers for measurement of O2, CO and CH4 concentration.
A Clearer View Of Crystallizers - Chemical Engineering | Page 1
WEBJul 1, 2011 · A Clearer View Of Crystallizers. Improved understanding of crystallizer equipment and operation can aid purification efforts in the CPI. Crystallization is a key purification technique for various sectors of the chemical process industries (CPI). Several approaches for industrial crystallization have evolved over time, and highly specialized ...
Ethylene Production via Cracking of Ethane-Propane
WEBNov 1, 2015 · The process shown in Figure 1 is a steam-cracking process for ethylene production from an ethane-propane mixture. The process can be divided into three main parts: cracking and quenching; compression and drying; and separation. Figure 1. This process diagram shows an ethylene-production process via the cracking of an ethane-propane mixture.
Solids Drying: Basics and Applications - Chemical Engineering
WEBApr 1, 2014 · Drying may be defined as the vaporization and removal of water or other liquids from a solution, suspension, or other solid-liquid mixture to form a dry solid. It is a complicated process that involves simultaneous heat and mass transfer, accompanied by physicochemical transformations. Drying occurs as a result of the vaporization of liquid by ...
WEBomposite CEPCI’s for 1970 and 2000 from Table. 1. These values are 125.7 (1970) and 394.1 (2000). Then multiply the 1970 cost by the ratio of th. se two CEPCI’s to obtain the plant cost in 2000. Inflationary changes in the buying power of the dollar are built into the index. Cost = $10,000,000.
Sequencing Batch Reactors for Water Treatment
WEBSep 1, 2021 · Sequencing batch reactors (SBRs) are a type of wastewater treatment technology that are variations on the well renowned activated sludge process. Unlike the conventional activated sludge process, an SBR is a batch process that combines equalization, biological treatment and final settlement in a …