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sieving

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  • sieving — noun ( s) Etymology: from gerund of sieve (II) 1. : the act or process of sieving 2. : the work of a siever 3. sievings …   Useful english dictionary

  • sieving — sijojimas statusas T sritis Standartizacija ir metrologija apibrėžtis Susmulkintų medžiagų rūšiavimas leidžiant jas per sietą. atitikmenys: angl. sieving; sifting vok. Absieben, n; Absiebung, f; Sieben, n; Siebung, f rus. грохочение, n;… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • sieving — sijojimas statusas T sritis chemija apibrėžtis Susmulkintų medžiagų rūšiavimas leidžiant jas per sietą. atitikmenys: angl. sieving; sifting rus. грохочение; просеивание …   Chemijos terminų aiškinamasis žodynas

  • sieving — n. act of passing material through a sieve sɪv n. device of wire mesh or perforated metal (used for straining, sifting, etc.) v. pass through a sieve …   English contemporary dictionary

  • Sieving coefficient — In mass transfer, the sieving coefficient is a measure of equilibration between of the concentrations of two mass transfer streams. It is defined as the mean pre and post contact concentration of the mass receiving stream divided by the pre and… …   Wikipedia

  • Lattice sieving — is a technique for finding smooth values of a bivariate polynomial f(a,b) over a large region. It is almost exclusively used in connection with the number field sieve.The algorithm implicitly involves the ideal structure of the number field of… …   Wikipedia

  • dry sieving — for the purpose of Test Method D4749, the test method for the sieving of coal after the sample has been airdried under prescribed conditions; this is generally used when testing with coal particles larger than 600 µm (No. 30 U.S.A. Standard Sieve …   Coke&Coal Terminology

  • wet sieving — for the purpose of Test Method D4749, the test method for the sieving of coal that uses water as a medium for facilitating the segregation of the sample into particle size; this is generally used when testing coal particles 600 µm (No. 30 U.S.A.… …   Coke&Coal Terminology

  • Sieve analysis — A sieve analysis is a practice or procedure used to assess the particle size distribution of a granular material. The size distribution is often of critical importance to the way the material performs in use. A sieve analysis can be performed on… …   Wikipedia

  • Quadratic sieve — The quadratic sieve algorithm (QS) is a modern integer factorization algorithm and, in practice, the second fastest method known (after the general number field sieve). It is still the fastest for integers under 100 decimal digits or so, and is… …   Wikipedia

  • Granulometry (morphology) — In mathematical morphology, granulometry is an approach to compute a size distribution of grains in binary images, using a series of morphological opening operations. It was introduced by Georges Matheron in the 1960 s, and is the basis for the… …   Wikipedia