Discrete element modeling for flows of granular materials

... DISCRETE ELEMENT MODELING FOR FLOWS OF GRANULAR MATERIALS BY LIM WEE CHUAN ELDIN (M.Eng., B.Eng (Hons.), NUS) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF CHEMICAL ... University for helpful discussions via video-conferencing on the subject of granular attrition which subsequently led to the formulation of a theoretical approach for...

Ngày tải lên: 14/09/2015, 17:46

... Application of DEM in the study of granular flow 1.2.2 Application of DEM in the study of granular heat transfer 10 1.2.3 Study of granular flow and heat transfer in screw conveyors ... of a calciner and an impregnator, represented by a cylindrical vessel and a double cone vessel respectively Particle-particle heat transfer was modeled using sta...

Ngày tải lên: 02/10/2015, 17:14

... Application of DEM in the study of granular flow 1.2.2 Application of DEM in the study of granular heat transfer 10 1.2.3 Study of granular flow and heat transfer in screw conveyors ... of a calciner and an impregnator, represented by a cylindrical vessel and a double cone vessel respectively Particle-particle heat transfer was modeled using sta...

Ngày tải lên: 07/10/2015, 10:10

... looks focused on the quasistatic rheology of a granular system, so why is all of this related to the description of its statics? As a matter of fact, the static properties of the studied sample are ... a series of captors), and are thus much noisier 250 Static properties of granular materials F r p h z Fig 14.13 Sketch of the experimental set-up of Reydellet e...

Ngày tải lên: 01/11/2013, 08:20

... in the literature when the areas of 222 The thermodynamics of granular materials the grains, rather than the quadrons, were taken as the fundamental particles of the system At present we know of ... 210 The thermodynamics of granular materials orifice into a cylinder and changes to a uniform source when the edges of the pile reaches the cylinder...

Ngày tải lên: 01/11/2013, 08:20

... secondary containment system is a backup system for containment of hazardous materials in case the primary system leaks or otherwise fails for any reason CONCRETE STRUCTURES FOR CONTAINMENT OF HAZARDOUS ... reinforcement for prestressed concrete The minimum nonprestressed reinforcement in prestressed concrete containment structures should be 0.15 percent fo...

Ngày tải lên: 24/10/2014, 21:58

... Properties of Surveyed Waters 3.1 Introduction This project aims to develop algorithms for retrieval of water optical properties from remote sensing reflectance applicable to turbid coastal sea waters ... dependent on viewing angle and water properties while rrs (λ) is the underwater remote sensing reflectance The transmission of light from air to water...

Ngày tải lên: 11/09/2015, 16:05

... silos and stacking tubes for storing granular materials Silos for storing of ensilage have different requirements and are not included However, industrial stave silos for storage of granular materials ... ACI STANDARD Standard Methods of Sampling and Testing Concrete Masonry Units Standard Specification for Portland Cement Standard Specificati...

Ngày tải lên: 24/10/2014, 16:04

... MODELING OF DUCTILE- MODE MACHINING OF BRITTLE MATERIALS FOR END-MILLING MUHAMMAD ARIF (B Sc Industrial and Manufacturing Engineering) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY ... critical feed per edge for ductile- brittle transition in milling process of brittle materials 4.1 Mechanism of ductile machining for endmilling 4.2 Devel...

Ngày tải lên: 10/09/2015, 15:48

... was initially an investigation into the viability of various AM processes and materials for the fabrication of interlinking structures like living hinges The initial study focused on the mechanistic ... possible to include integral gears and cams, mechanical and living hinges, snap fasteners and even fully interlocking meshes such as chain mail into a design and in a s...

Ngày tải lên: 13/10/2015, 15:54

... type Chapter discusses the basic form that a stochastic local area channel model must take Great care is taken in defining a local area and a stochastic local area channel, clearly stating the assumptions ... Spectral diagram of baseband and passband signals and channel CHAPTER FOUNDATIONS OF STOCHASTIC CHANNEL MODELING 18 Note: Communications vs Channel Mo...

Ngày tải lên: 20/11/2012, 11:36

... 15% 15% c inadequate to improve reading skills: 40% d monotonous: 30% 40% > + ) $ $ B a various: 13% 13% 29% b useful: 12% 12% c inadequate to improve reading skills: 46% d monotonous: 29% 46% ... c difficult: 10% d relevant: 25% e others: 10% 25% 40% 10% ) > 23% ) 0% 9% a interesting: 9% b boring: 48% c difficult: 20% d relevant: 23% 20% )&> 48% e others: 0% ) A , ) / / * 9A!R<...

Ngày tải lên: 29/01/2014, 14:39

... this thesis is to model the characteristics of Vietnamese prosody for speech synthesis It focuses on the influences of the macro -prosody on the micro -prosody, in three types of sentence: assertive, ... characteristics of Vietnamese prosody to generate the prosody description” for speech synthesis In this thesis, we just focus on the differences of...

Ngày tải lên: 19/02/2014, 08:58

... head word Ah the leftmost word of A the rightmost word of A the translation of Ap the translation of Ah the leftmost word of the translation of A the rightmost word of the translation of A Table ... and the boundary words of the argument On the target side, the translation of the verbal predicate, the translation of the head word...

Ngày tải lên: 19/02/2014, 19:20