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"Basics and Practice of Inorganic Chemical Engineering (Intermediate)" Examination Outline 1.1 Preface According to the "Notice of Beijing Municipal Personnel Bureau on Issues Concerning the Trial Implementation of the Professional Technical Qualification System for Middle and Junior Professional Titles in Engineering Technology and Other Series" (Jingrenfa No. 26) and the Beijing Municipal Personnel Bureau's "About Beijing Middle and Junior Professional Titles" In accordance with the requirements of the "Notice on Issues Related to the Junior Professional and Technical Qualification Examination and Review Work" (Jingrenfa No. 34), starting from 2005, our city's engineering technology series intermediate professional and technical qualifications will trial a combined assessment method. In order to do a good job in the examination, we have compiled this outline. This syllabus is a review for applicants taking the exam. * The basis for preparation is also the basis for the propositions of the professional and technical qualification examination. In terms of knowledge system and knowledge points in the examination, this syllabus starts from the knowledge and skill requirements for intermediate professional and technical qualifications in inorganic chemical engineering, and proposes three levels of requirements in the examination requirements: "mastery", "familiarity" and "understanding". The specific meanings of these three levels are:: Mastery means being able to skillfully apply, analyze and solve practical problems on the basis of accurate and thorough understanding. ； Familiarity means being able to explain its key points and solve practical problems ； Understanding means having a general understanding of its principles and application scope. In terms of the arrangement of the examination content, this syllabus starts from the work needs and comprehensive quality requirements of intermediate professional and technical qualifications in inorganic chemical engineering, and mainly assesses the applicant's professional basic knowledge, professional theoretical knowledge and related professional knowledge, as well as the ability to solve practical problems. The content of the proposition is within the scope specified in this syllabus. The examination takes the form of a written test and a closed book. The test questions are objective questions. "Fundamentals and Practice of Inorganic Chemical Engineering (Intermediate)" Examination Syllabus Writing Group March 2007 2.2 Examination Contents and Requirements 2.2.1 Basic Professional Knowledge 2.2.1.1 Fluid flow ⑴ exam requires mastering the basic principles and flow laws of the fluid flow process, including hydrostatics and mechanical energy conservation equations ； Familiar with basic knowledge of fluid mechanics and able to analyze and calculate fluid flow problems, including fluid flow resistance calculation and pipeline calculation. ⑵Exam content ① Methods for examining fluid motion, analysis methods for fluid forces and energy conservation ； ②Hydrostatics and pressure determination ③ Continuity equation of fluid flow and its application ④ Conservation of mechanical energy and application of Bernoulli equation ⑤ Flow pattern (laminar flow and turbulent flow) and criteria ⑥ Analysis and calculation of flow velocity distribution and flow resistance ⑦ Dimensional analysis method ⑧ Pipeline calculation ⑨ Determination of flow velocity and flow rate, flow meter 2.2.1.2 Fluid Transport Machinery ⑴ Exam requires understanding the main structure, principles and main uses of various chemical pumps ； Master the working principle, characteristic curve, flow adjustment and installation of centrifugal pumps ； Be familiar with basic pump calculations. ⑵Exam content ①Main types and characteristics of fluid conveying machinery ； ②Type, structure, working principle, performance parameters, characteristic curves, flow regulation, combined operation, installation and cavitation phenomena of centrifugal pumps ； ③Types, working principles, flow regulation and characteristic curves of reciprocating pumps ； ④Key features of other major chemical pumps (positive and non-positive displacement pumps), ventilators, blowers, compressors and vacuum pumps. 2.2.1.3 Mixing of liquids ⑴ The examination requires understanding the main structure of the mixer, fluid mixing characteristics and characterization ； Understand the basic design of mixing equipment. ⑵Exam contents ① Main types of mixers ② Mixing mechanism ③ Performance of mixers ④ Mixing power 2.2.1.4 The flow and filtration of fluid through the particle bed ⑴ The examination requires understanding the characteristics of the particle bed and the calculation of flow pressure drop ； Master the basic principles of filtration operations, basic equations and applications, and operational calculations of different filtration methods. Understand the structure and characteristics of typical filtration equipment. ⑵Exam contents ① Characteristics of single particles, particle groups and particle beds ② Pressure drop and simplified model of fluid passing through a fixed bed ③ Principle and classification of filtration ④ Mathematical description and calculation of filtration process, washing of filter cake ⑤ Pressure filtration and suction filtration equipment, centrifugal filtration equipment 2.2.1.5 Sedimentation and Fluidization of Particles ⑴ Examination requires mastering the basic methods of analyzing particle motion ； Master the principles and calculations of fluidization ； Be familiar with particle motion process analysis and establish mathematical models ； Understand the classification and application of sedimentation separation equipment and pneumatic conveying equipment. ⑵Exam contents: ① drag force and free sedimentation of particles ② dust chamber, cyclone separator and other main sedimentation separation equipment and operating principles ③ basic concepts and main characteristics of fluidized bed ④ fluidized bed operation and calculation ⑤ pneumatic conveying principle, classification and main flow characteristics 2.2.1.6 Heat transfer and heat exchange equipment ⑴The examination requires mastering Fourier's law, the basic principles of heat conduction and the calculation of steady-state heat conduction ； Understand the influencing factors of convective heat transfer, main correlations, calculation of convective heat transfer and heat transfer enhancement ； Understand basic calculations for heat exchangers and evaporators ； Understand the classification, selection and application of heat exchangers and evaporators ； Understand the characteristics and laws of blackbody radiation. Familiar with the basic principles of heat transfer and able to solve simple unsteady heat transfer problems. ⑵Exam contents ① forms of heat exchange between cold and hot fluids, heat carriers ② heat transfer rate, heat flux and heat transfer mechanism ③ heat conduction and Fourier's law, thermal conductivity ④ calculation of stable heat conduction in flat walls, cylindrical walls and multi-layer walls ⑤ analysis and mathematical description of convective heat transfer process ⑥ accurate numbers and heat transfer coefficient empirical correlation formula ⑦ Boiling heat transfer and condensation heat transfer ⑧ Black body radiation and basic laws ⑨ Heat transfer process calculation ⑩ Classification, calculation and selection of heat exchangers 11 Enhancement methods of heat transfer process 12 Main features of evaporation operation 13 Evaporation equipment, single-effect and multi-effect evaporation 2.2.1.7 Gas absorption ⑴ exam requires mastering the basic theory of mass transfer, absorption and desorption processes ； Understand the calculation methods of parameters such as diffusion coefficient and mass transfer coefficient ； Master material balances and operating line equations, as well as calculations of absorption processes ； Understand the main absorption equipment, processes and applications ； Understand the evaporation process principles and equipment ； Familiar with the basic principles of mass transfer and able to solve simple unsteady-state absorption problems. ⑵Exam contents: ① Gas-liquid phase equilibrium ② Molecular diffusion and Fick's law, diffusion coefficient ③ Convection mass transfer theory and related parameters ④ Mathematical description of absorption process ⑤ Design and operation calculation of absorption tower ⑥ Gas absorption characteristics and absorption process calculation ⑦ Chemical absorption 2.2.1.8 Liquid Distillation (1) Examination requires mastering the basic principles of distillation and distillation, as well as distillation calculations under different conditions, including feed status and position, equilibrium line, q line, reflux ratio, distillation section operating line and stripping section operating line, theoretical board and full tower efficiency, etc. ； Understand the characteristics of special distillation ； Familiar with the basic principles of mass transfer and able to solve simple unsteady-state distillation problems. ⑵Exam contents ① Distillation principles and distillation operations ② Equilibrium distillation and simple distillation ③ Vapor-liquid phase equilibrium of ideal and non-ideal systems ④ Distillation principles and mathematical description of the distillation process ⑤ Operation and operating equations of the distillation tower ⑥ Design and operational calculations of two-component distillation ⑦ Characteristics and calculations of batch rectification ⑧ Extractive distillation and azeotropic distillation 2.2.1.9 Gas-liquid mass transfer equipment ⑴Examination requires understanding the main components of packed towers and plate towers ； Understand the two-phase flow conditions and mass transfer characteristics in the tower ； Understand common abnormal operation conditions of gas-liquid mass transfer equipment ； Understand the general calculations for plate and packed columns. ⑵Exam contents: ① Structure and operation of plate tower ② Two-phase fluid mechanics characteristics and tray efficiency of trays and towers ③ Structure of packed tower and characteristics of main packing ④ Fluid mechanics properties and gas-liquid mass transfer of packing layer and packed tower ⑤ Abnormal operation of gas-liquid mass transfer equipment 2.2.1.10 Liquid-liquid extraction (1) The examination requires mastering the liquid-liquid two-phase mass transfer characteristics and extraction principles ； Master the calculation methods of single-stage and multi-stage extraction processes ； Understand extraction operations and equipment characteristics. ⑵Exam contents ① Principle of liquid-liquid extraction ② Liquid-liquid phase equilibrium and triangular phase diagram ③ Calculation of single-stage and multi-stage extraction processes ④ Main types, characteristics and selection of extraction equipment ⑤ Operation of extraction equipment and liquid flooding and droplet mass transfer 2.2.1.11 Simultaneous heat and mass transfer process and solid drying ⑴ The examination requires mastering the main properties and state parameters of moist air ； Master the material balance and heat balance of the drying process ； Understand the factors that affect the drying process, as well as the main types and applications of dryers. ⑵Exam contents: ① Properties and humidity diagram of moist air ② Mathematical description and basic calculation of simultaneous heat and mass transfer process ③ Drying rate and its influencing factors ④ Calculation of drying process ⑤ Commonly used dryers and their characteristics 2.2.1.12 Other mass transfer separation methods ⑴ The examination requires an understanding of the basic principles of crystallization, adsorption separation and membrane separation processes ； Understand the material and heat accounting involved, as well as equipment characteristics. ⑵Exam contents ① Crystallization ② Adsorption separation ③ Membrane separation 2.2.1.13 The Physical Chemistry ⑴ exam requires mastering the basic terminology, basic laws and principles of physical chemistry. Understand the basic properties of gases ； Be familiar with the application of the ideal gas equation of state and the principle of contrastive state ； Understand the application of the real gas equation of state, the mixing rules and methods for calculating the PVT properties of mixed gases. Be familiar with the direction and limits of chemical reactions, the impact of changes in external conditions such as temperature on the direction and limits of chemical reactions, and master the methods of using the basic principles of thermodynamics to study the direction and equilibrium laws of chemical reactions. Familiar with the speed of chemical reactions and the specific steps to realize the process, master the impact of changes in external conditions (temperature, pressure, concentration, catalyst, etc.) on the reaction rate and the main and side reactions that occur, and be familiar with the principles of catalysis and the characteristics of catalysts. Understand the first and second laws of thermodynamics and their applications, as well as the meaning and applications of thermodynamic state functions (internal energy, enthalpy, entropy). Understand the relationship between thermodynamic properties of variable composition systems and the basic concepts of solution thermodynamics, partial molar properties, chemical potential, fugacity and fugacity coefficient, activity and activity coefficient, ideal solution and non-ideal solution, changes in mixing properties, excess properties, and the correlation between liquid phase activity coefficient and composition. Understand the criteria for phase equilibrium ； Understand the PT diagram, PXY diagram and TXY diagram of the binary system of vapor-liquid equilibrium in miscible systems ； Be familiar with the principles and basic methods of vapor-liquid equilibrium calculations. Master the quantitative relationships of chemical reactions, including the quantitative relationships of chemical reactions in single-phase closed systems and the quantitative relationships of chemical reactions in multi-phase systems. ； Be familiar with chemical reaction equilibrium constants and related calculation principles, and the relationship between equilibrium constants and equilibrium compositions ； Understand the effects of temperature, pressure, inert gas, etc. on equilibrium composition ； Understand phase laws and Duhem's theory of reaction systems, as well as the calculation principles of chemical equilibrium for adiabatic reactions. ⑵Exam contents ① Basic concepts and basic theories of physical chemistry ② PVT properties of gases ③ Thermodynamic properties of gases and their homogeneous mixtures ④ Energy analysis of chemical processes ⑤ First and second laws of thermodynamics ⑥ Phase equilibrium ⑦ Equilibrium movement of chemical reactions ⑧ Effect of temperature on reaction rate ⑨ Catalytic reaction kinetics 2.2.1.14 Chemical engineering related professional knowledge (1) The examination requires an understanding of the professional knowledge content related to chemical production. ； Understand the main basic concepts, basic theories and basic computing knowledge of relevant majors ； Understand the combination and application of related majors and chemical engineering. ㈡Examination content ⑴ Basic knowledge of chemical process design and equipment selection ⑵ Environmental protection and chemical clean production ① Chemical pollution and its pollutants ② Treatment and control of chemical wastewater ③ Emission control technology of chemical waste gas ④ Utilization of solid waste management ⑤ Environmental quality standards ⑥ Analysis of chemical industry pollution status and causes ⑦ Requirements and definitions of cleaner production ⑧ Contents of chemical cleaner production ⑶ Automatic control and instrumentation ① Basic concepts of automatic adjustment systems ② Measuring instruments ③ Display and adjustment instruments ④ Actuators ⑤ Simple adjustment system ⑥ Complex adjustment system ⑦ Adjustment scheme of typical chemical units ⑷ Chemical safety ① Basic knowledge of chemical safety design ② Classification of fire and explosion hazards in production ③ Classification of chemical reaction hazards and safety measures ④ Hazards of storage tanks and piping and their safety measures ⑤ Explosion prevention, anti-static, lightning protection, and fire protection ⑥ Safety knowledge of chemical dangerous goods ⑸ Chemical technology and economics ① Estimation of project economic factors ② Project financial evaluation ③ Uncertainty analysis Analysis: ④ Comparison of multiple options ⑤ Economic evaluation of modification, expansion and renovation projects ⑥ Characteristics of economic evaluation of Sino-foreign joint venture projects and technology introduction projects ⑹ Chemical industry standardization ① Standardization information work ② Formulation and revision of standards ③ Implementation of chemical industry standards ⑺ Chemical industry information information retrieval 2.2.2 Professional theoretical knowledge 2.2.2.1 The exam requires mastery of the macroscopic reaction process in which chemical reactions interact with mass and heat transfer. ； Understand the intrinsic kinetics of gas-solid phase catalytic reactions and the macroscopic kinetics of gas-solid phase catalytic reactions ； Understand flow model concepts, ideal flow reactor ； Understand the mixing process in the reactor, the mixing mechanism and its impact on the reaction ； Understand the gas-solid phase catalytic reaction process mechanism, the structure and performance of typical reactors ； Understand the gas-liquid reaction mechanism, the structure and performance of typical reactors such as bubbling, stirring and bubbling, and packing. ； Understand gas-liquid-solid three-phase reaction engineering and the structural characteristics and working mechanism of typical reactors ； Understand the characteristics, mechanism, and reactor structure and characteristics of liquid-solid phase non-catalytic reactions ； Master the production process of typical inorganic products, and analyze the process of typical product production (such as the rationality and characteristics of process organization, selection and determination of process conditions, form and selection of reaction equipment, rational application of catalysts, etc.) ； 2.2.2.2 Exam contents ⑴ Intrinsic kinetics and macroscopic kinetics of gas-solid phase catalytic reaction ① Stoichiometry ② Expression of chemical reaction rate ③ Kinetic equation ④ Gas-solid phase catalytic reaction intrinsic kinetic equation ⑤ Effect of temperature on reaction rate ⑥ Deactivation and regeneration of solid catalyst ⑦ Macroscopic process of gas-solid catalytic reaction ⑧ Diffusion of gas in catalyst particles ⑨ Gas-solid The influence of the interphase heat and mass transfer process on the overall rate ⑵ Ideal flow reactor ⑶ Mixing in the reactor and its impact on the reaction ① Analysis of the mixing state of materials in the continuous reactor ② Distribution of residence time ③ Mixing degree and its impact on the reaction results ⑷ Gas-solid phase catalytic reaction engineering ① Fixed bed fluid mechanics ② Fixed bed heat and mass transfer process ③ Adiabatic fixed bed catalyst Chemical reactor ④ Continuous heat exchange fixed bed catalytic reactor ⑤ Internally cooled self-heating fixed bed catalytic reactor ⑥ Externally cooled tubular fixed bed catalytic reactor and its hot spot temperature control ⑦ Fluidized bed catalytic reactor ⑸ Gas-liquid reaction and reactor ① Gas-liquid reaction balance ② Gas-liquid reaction history ③ Gas-liquid reaction kinetic characteristics ④ Bubble reactor ⑤ Stirring bubble reactor ⑥ Packing reaction Reactor ⑹ Gas-liquid-solid three-phase reaction engineering ① Types and macro dynamics of gas-liquid-solid three-phase reactor ② Trickle bed three-phase reactor ⑺ Liquid-solid phase non-catalytic reaction ① Classification and characteristics of liquid-solid phase non-catalytic reaction ② Liquid-solid phase non-catalytic reactor ⑻ Process flow of typical inorganic chemical products ① Sulfuric acid ② Chlor-alkali industrial products (salt water electrolysis to produce sodium hydroxide) ③Synthetic ammonia 2.2.3 New chemical knowledge 2.2.3.1 The exam requires knowledge of new technologies related to the chemical engineering profession. 2.2.3.2 Exam contents ⑴ Chemical development of CO2 ⑵ Phase transfer catalysis ⑶ Ultrafine powder ⑷ Degradable plastics ⑸ Supercritical fluid ⑹ Sonochemical industry ⑺ Development and utilization of rare earth elements ⑻ Hydrocarbon lattice oxygen selective oxidation ⑼ Environmentally friendly coatings ⑽ Substitution of ozone-depleting substances Substitutes ⑾ Green technology in the chromium salt industry ⑿ Green chemical technology in the tanning industry ⒀ Catalytic dehydrogenation of methanol to anhydrous formaldehyde ⒁ Symbiosis engineering and its application in chemical industry ⒂ Synthesis and application of conductive polymers 2.2.4 Intellectual property related knowledge 2.2.4.1 Understand the basic concepts of intellectual property 2.2.4.2 Understand the classification of intellectual property 2.2.4.3 Understand intellectual property law 2.4.4.4 Understand the definition and classification of patent rights 2.2.4.5 Understand the definition of trademark 2.2.4.6 Understand the definition of authorship and copyright 2.2.4.7 Understand the patent and trademark filing procedures 2.2.4.8 Understand the statute of limitations for patent and trademark protection