Measurements

Download e-book for kindle: Particle Size Measurements: Fundamentals, Practice, Quality by Henk G. Merkus

By Henk G. Merkus

ISBN-10: 1402090153

ISBN-13: 9781402090158

ISBN-10: 1402090161

ISBN-13: 9781402090165

Following my commencement in actual natural chemistry on the college of Amst- dam, i began to paintings on the Royal Dutch Shell Laboratories in Amsterdam. My first task used to be study within the box of detergents and business chemical substances. It used to be by means of improvement paintings on thermal wax cracking for creation of C – C 2 14 olefins and on acid-catalyzed synthesis of carboxylic acids from C – C olefins. three 6 Then, I made an important switch to analytical chemistry, first at Shell’s technique improvement division and later within the chemical engineering division of Delft collage of expertise. In either departments, there has been a wide number of analy- cal options and improvement of recent equipment for automatic research of small technique streams. It used to be the time that fuel chromatography conquered the area. during this box, an organization foundation was once given by way of Henk Boer, Arie Kwantes and Frits Zuiderweg at Shell examine Laboratories in Amsterdam, either for packed and for capillary c- umns. the potential for gasoline chromatography used to be large and, as a result, additionally in Delft, its use elevated greatly. in addition, the expansion of this method was once facilitated considerably by means of the quickly constructing electronics undefined. It not just ended in electronic top integrators and private desktops but in addition enabled complicated size suggestions. additionally, I grew to become curious about floor quarter and porosity characteri- tion of catalysts and adsorbents, on which subject the examine were initiated via Prof. J. H. de Boer.

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Extra resources for Particle Size Measurements: Fundamentals, Practice, Quality

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Annex 3B: Typical Properties of Particulate Materials . . . . . . . . . . . . . 5 44 44 48 58 61 64 65 72 Abstract: The quality of particle size analysis for the purpose of control of product quality consists of several parts. First, the most relevant parameter(s) have to be chosen to represent the quality of a specific product in a specific application. Some background is given, but an optimum answer to any new product with new properties can only be found by thorough investigation, knowledge and experience.

The Gaudin–Schumann distribution (also called Gates–Gaudin–Schumann or power fit distribution) is included, as it is an example of a simple power law fit. It usually fits best in the middle part of size distributions. Graphical linearization is mainly based on the 2–50% part of the PSD. 28 2 Particle Size, Size Distributions and Shape These model size distributions were often used in the past in graphical expressions on special graph paper, on which the appropriate PSD curve is linearized, so that the parameters can be derived directly.

Belaroui, B. Bernard-Michel, F. Cordier, D. A. Dodds, Powder Technol. 103 (1999) 44–57. 51. F. Rouquerol, J. Rouquerol and K. Sing, Adsorption by Powders and Porous Solids, 1999 Acad. Press. 52. C. Russ, The Image Processing Handbook, 2002 CRC Press. 53. F. Schüth, K. Sing and J. ), Handbook of Porous Solids, 2002 Wiley & Sons. 54. S. Stone, G. Bushell, R. Amal, Z. G. Merkus, B. Scarlett, Meas. Sci. Technol. 13 (2002) 357–364. 55. M. Syvitski, Principles, Methods and Application of Particle Size Analysis, 1991 Cambridge University Press.

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Particle Size Measurements: Fundamentals, Practice, Quality by Henk G. Merkus


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