Examination topics in the discipline Chemical engineering

  1. Basics of solid-state thermodynamics

a. thermodynamic description of a condensed system;

b. the phase rule and phase diagrams;

c. the concept of entropy in solids;

d. chemical affinity;

 

  1. Basics of crystallochemistry

a. chemical bonds vs. material properties;

b. isomorphism and polymorphism;

c. the Pauling's rule,

d. solid solutions;

 

  1. Transport of mass and heat in solids

a. mechanisms of heat transport in solid bodies;

b. correlation between heat transport and chemical bonds;

c. chemical diffusion and interdiffusion;

d. quantitative description of diffusion process;

 

  1. Microstructure of ceramic materials

a. elements of microstructure and their mutual correlations;

b. influence of grain size and porosity level on mechanical properties of ceramic materials;

c. quantitative description of microstructure elements;

d. a model of grain boundaries;

 

  1. Methods of investigations of solids (general characteristics)

a. investigation methods of crystalline and amorphous bodies;

b. methods of investigation of thermal properties of solids;

c. vibrational spectroscopy;

d. methods of investigation of solid surfaces;

e. methods of investigation of solids microstructure;

 

  1. Unit processes in chemical technology

a. methods of powders preparation;

b. energy balance of grinding process;

c. methods of powders granulation;

d. modes of the sintering process;

 

  1. Characteristics of ceramic building materials

a. basics of the technology of fired ceramic building materials (plastic deformation molding and semi-dry molding methods);

b. technological additives - types and their role;

c. general characteristics of building binding materials – air-hardening binders, hydraulic binders;

d. concrete - granular composite, shrinkage of concrete and types of its corrosion

 

  1. Glassy state

a. glassy and crystalline state - differences and similarities;
b. research methods allowing to identify and investigate glassy state;
c. influence of chemical composition on glass properties;
d. thermal stability of the glass;

 

  1. Characteristics of consumer ceramics (porcelain, stoneware)

a. general characteristics of raw siliceous, clayey and carbonate raw materials;

b. transformations occurring in clay minerals during heating;

c. the role of individual raw material components of porcelain mass;

d. ceramic glazes