The size and size distribution of particles are important determining factors in the design and operation of many process operations involving dry particles and powders. Follow this guidance to understand the impact of these key characteristics Bulk solids are dry…
The following are recently published titles relevant to the chemical process industries (CPI) Sustainable Water Management and Technologies, Vol. 2: Sustainable Water Technologies, By Daniel Chen, Taylor and Francis Group, 2017, 828 pages, $279.95. What Every Engineer Should Know About…
Handheld device speeds maintenance, startup efforts The AMS Trex Device Communicator (photo) uses the company’s Power the Loop technology. By removing the need for an external power supply, the device helps users work more effectivey and perform faster device configuration,…
Praxair, Inc. (Danbury, Conn.; www.praxair.com) says it has started up three new vacuum pressure swing adsorption (VPSA) plants at the Daesan petrochemical complex located on the west coast of the Korean peninsula. Praxair will start up a fourth VPSA plant…
This company now offers a wider range of process air stages by introducing the large blower series known as Alpha Blower (photo). Featuring 104 model variants, this series provides a high degree of flexibility for numerous applications. These positive-displacement blowers…
Trash bags Barrier films used in food packaging are difficult to recycle effectively, because they often contain multiple polymers that are not compatible with one another in the mixing steps required for the recycling process. Now, trash bags made from…
The technological advances that we witness in our everyday lives are quite astounding. What were once fantasies in science fiction have become reality. “Smart” devices that are now affordable to many, can talk to us, answer our questions, vacuum our…
The relationship between valve selection and safety certification still causes confusion. A focus on functional safety can help to elucidate Among the many varied viewpoints on the topic of emergency shutdown (ESD) valves, there are several aspects that continue to…
General guidelines for selecting the appropriate power-plant cooling system are presented here The main purpose of a power plant is to convert a source of energy into electric power. Most power plants rely on heat as the energy source (thermal…
This overview presents the traditional and emerging types of continuous crystallizers Crystallization is an important technique for the purification of solids in the chemical process industries (CPI). The operation can be performed batchwise or in continuous operation, and is used…