What is the content of automation major in Dalian Ocean University?

20 12 Dalian Ocean University Examination Outline-Automation

Designated reference material

1. Du Zhenyu, edited by Ge Tingyou, Fundamentals of Electrical Engineering, Beijing University of Aeronautics and Astronautics Press.

2. Hu Editor-in-Chief "Circuit Basis" Higher Education Press

3. Tsinghua University Electronics Teaching and Research Section compiled "A Concise Course of Digital Electronic Technology Foundation" Higher Education Press.

4. He Shouxian and other editors, Digital Electronic Technology and Application, Peking University Publishing House.

5. Song Lirong, editor-in-chief of Automatic Control Principle, Machinery Industry Press.

6. Kong Fancai edited Automatic Control Principles and Systems Mechanical Industry Press.

Summary: The total score of this comprehensive course is 200. The examination content includes three parts: circuit, digital electronic technology and automatic control. Among them, the circuit is 70 points; 60 points for digital electronic technology; Automatic control 70 points. The examination method is closed book. A written answer.

The first part "circuit" (total score 70 points)

I. Basic requirements

1. Master the basic concepts and laws of circuits;

2. Master the analysis method and calculation of DC circuit;

3. Master the analysis and calculation of single-phase AC circuit;

4. Master the analysis method and calculation of three-phase AC circuit;

5. Master the analysis and calculation of first-order dynamic circuit.

Second, the scope of the examination content

Basic concepts and laws of 1. circuit

1) Master the main physical quantities of the circuit: current, voltage, potential, electric power and electric energy;

2) Master resistance elements and ohm's law;

3) Master the models of voltage source, current source, actual voltage source and actual current source;

4) Master Kirchhoff's Law.

2.DC circuit

1) Master the series, parallel and equivalent resistance calculation of resistors;

2) Master the equivalent transformation of two actual power supply models;

3) Mastering superposition theorem and Thevenin theorem skillfully;

4) can use branch current method, mesh method and node method to analyze the circuit;

3. Single-phase AC circuit

1) Familiar with the concepts of sine effective value, angular frequency, phase, phase difference and phasor;

2) master the phasor representation of sinusoidal alternating current and master Kirchhoff's law in phasor form;

3) Familiar with phasor models of resistance, inductance and capacitance;

4) Master the concepts of complex impedance and complex admittance;

5) Proficient in the analysis and calculation of sinusoidal steady-state circuits and able to draw phasor diagrams;

6) Master the concepts and calculations of active power P, reactive power Q and apparent power S, and understand the improvement of power factor;

7) Master the conditions and characteristics of series resonance and parallel resonance.

4. Three-phase AC circuit

1) master the line voltage, phase voltage and their relationship of three-phase symmetrical power supply;

2) Master the star connection and triangle connection of three-phase load, master the calculation of symmetrical three-phase circuit, and master the fault analysis of symmetrical three-phase circuit;

3) Understand the analysis and calculation of three-phase asymmetric circuits;

4) Master the calculation and measurement of three-phase circuit power.

5. Dynamic circuit analysis

1) master the change law and initial value calculation;

2) Grasp the zero input response and zero state response of the first-order circuit;

3) Master the three-element method to solve the full response of the first-order circuit.

Third, the basic questions and scores

Title number

Types of exam questions

Scores in the test paper

comment

fill up a vacancy

Analysis and calculation of DC circuit

three

Analysis and calculation of single-phase AC circuit

four

Analysis and calculation of three-phase AC circuit

five

Dynamic circuit analysis and calculation

Part II Digital Electronic Technology (total score 60 points)

I. Basic requirements

1. Master the conversion between number systems and the simplification method of logical functions.

2. Master the symbols and functions of common basic logic gates.

3. Master the symbols, functions and mutual conversion of common triggers.

4. Ability to analyze and design combinational logic circuits.

5. Ability to analyze sequential logic.

6. Use commonly used medium-sized integrated circuits to master the design of combinational logic circuits and arbitrary decimal counters.

Second, the scope of the examination content

(A) the basis of logical algebra

1. Number and coding

1) conversion between number system and number system

(1) Familiar with binary, decimal and hexadecimal.

(2) Master the conversion between four-digit binary, decimal and hexadecimal.

2) coding

(1) Understand 842 1BCD code.

2. Representation and simplification of logical functions

1) logic function and its basic operation

(1) Logical variables and logical functions ① Logical variables ② Basic logical operations: AND operations, OR operations, NOT operations ③ Logical functions.

(2) Basic Laws of Logic Algebra: Focus on Morgan's Law, Absorption Law and Distribution Law.

(3) Three important laws of logical function: mastering the law of substitution.

2) Simplify the logic function formula

Simplify the logical function by using the basic law and substitution rule, and get the simplest function.

3. Simplification of Karnaugh Map of Logic Function

1) Minimum term of logic function

2) Minimum term expression of logical function

3) Karnaugh map: Focus on mastering three-variable and four-variable Karnaugh maps.

4) Karnaugh map simplification of logic function

Master the simplification of three-variable and four-variable logic functions by Karnaugh map.

5) Karnaugh map simplification of logical functions with irrelevant terms (i.e. constraint terms)

(2) Basic gate circuit

1. Basic logic gate

1) common basic logic gates and their symbols

Master the latest national standard logic symbols of commonly used basic logic gates: AND gate, OR gate, NOT gate, NAND gate, NOR gate, XOR gate, NOR gate, NOR gate and NOR gate.

2) integrated gate circuit and its chip

To master the logic symbols and functions of open collector OC gate and tri-state gate, it is not necessary to master various structural circuits.

(3) combinational logic gate circuit

Analysis and Design of Combinatorial Logic Circuits

1) combinational logic circuit analysis

Describe the given combinational logic circuit logically, find out the corresponding logical relationship expression, and finally determine the logical function of the combinational circuit.

2) Design of combinational logic circuit

According to the given logic function or logic requirements, the logic circuit that meets the requirements is designed through the steps of column truth table, writing expression, simplification and so on.

2. Commonly used combinational logic circuits and their chips

1) decoder

Master the function and application of integrated decoder: 74LS 138(3-8 line decoder).

2) Multiplex data selector

Master the logic function and application of integrated multi-channel data selector: 74LS 153, 74LS 15 1.

sequential logic circuit

1) the logic function of the trigger.

Master the logical symbols, logical functions and characteristic equations of RS, D, T and JK flip-flops.

2) Conversion of logic function of flip-flop

Master how to use JK flip-flops and D flip-flops to convert them into flip-flops with other functions.

2. Counter

1) counter overview

(1) counter classification;

(2) The basic principle of counter;

(3) Analysis and representation of counter logic function.

2) Integrated synchronous counter and chip.

(1) Master the functions of the integrated synchronous binary counter: 74LS 16 1, 74LS 163.

(2) Master the function of integrated synchronous decimal counter: 74LS 160.

3) Arbitrary decimal counter

Master how to use integrated synchronous counters: 74LS 16 1, 74LS 163, 74LS 160 to realize any decimal counter.

3. Design method of synchronous sequential logic circuit.

According to the given logic requirements, the logic circuit that meets the requirements is finally designed by setting the state diagram, selecting the trigger, solving the state equation and output equation, checking whether it can start itself and solving the driving equation.

4. Generation and shaping of pulse waveform

(1) Master the circuit composition, circuit structure and pin diagram of 555 timer.

(2) Master the circuit composition and working waveforms of monostable trigger, multivibrator and Schmidt trigger composed of 555 timer.

Third, the basic questions and scores

Title number

Types of exam questions

Scores in the test paper

Basic concepts (fill in the blanks, choose)

Simplification of logic function and realization of logic function with gate circuit

three

Analysis and Design of Combinatorial Logic Function

four

Functional analysis of sequential logic

five

Application of medium-sized integrated block

The third part "automatic control principle" (total score 70 points)

I. Basic requirements

1. can simply analyze the composition and working principle of automatic control system;

2. Master the method of establishing the mathematical model of the system;

3. Master the root trajectory analysis method;

4. Master the frequency response analysis method;

5. Be able to analyze system performance (stability, steady-state performance and dynamic performance).

Second, the scope of the examination content

1. General concept of automatic control system

1) Understand the basic principle and control mode of automatic control system;

2) Master the basic composition of automatic control system, and skillfully analyze the controlled object, controlled quantity, given quantity and disturbance quantity of automatic control system.

2. Mathematical model of control system

1) Understand the definition and basic properties of transfer function;

2) Mastering the solution of simple circuit and operational amplifier transfer function;

3) Master the dynamic structure diagram and its equivalent transformation and Mason formula.

3. Root locus analysis method.

The basic concept of 1) root locus;

2) The basic method of drawing root locus;

3) Generalized root locus;

4) Analyze the system performance with root trajectory.

4. Frequency characteristics

1) Understand the basic concepts of frequency characteristics;

2) Master the general drawing method of Nyquist diagram and skillfully master the drawing of Bode diagram;

3) Proficiently draw the open-loop frequency characteristics of the system.

5. Stability analysis

1) Understand the conditions of system stability;

2) Master three stability criteria (algebraic stability criterion, Nyquist stability criterion and logarithmic frequency stability criterion) and master the stability analysis of the system;

6. System calibration

1) Understand the basic concept of calibration and three basic calibration methods;

2) Understand the general method of designing series correction device by frequency method;

Third, the basic questions and scores

Title number

Types of exam questions

Scores in the test paper

fill-in-the-blank question

Short Answer Questions

five

three

Computational problem

Outline of vocational skills examination for comprehensive courses of automation specialty

Summary: Total score of vocational skills test of comprehensive professional courses 100. The examination content includes two parts: circuit and digital electronic technology. The examination method is practical operation.

Circuit experiment (60 points)

I. Basic requirements

1. Be able to correctly use commonly used electric tools and instruments and understand their basic working principles and main technical characteristics;

2. Be skilled in wiring according to the circuit diagram, check the circuit and handle simple faults;

3. Be able to sort out the data correctly, analyze the experimental results, draw curves and draw conclusions;

4. Be able to standardize operation and use electricity safely.

Second, the scope of the examination content

1. Use of common electrical instruments and meters

Understand the power supply configuration of the laboratory, master the use of AC and DC power supply, and skillfully use multimeter, DC voltmeter, DC ammeter, AC voltmeter, AC ammeter and power meter.

2.DC circuit

(1) will use multimeter to measure resistance, DC voltmeter and ammeter to measure circuit voltage and current;

(2) Connecting complex circuits, and verifying Kirchhoff's law and superposition theorem according to the circuits;

(3) carrying out equivalent transformation between the actual voltage source and the actual current source according to the circuit;

(4) Measure the input resistance of the active two-terminal network, and apply Thevenin theorem according to the actual circuit.

3. AC circuit

(1) The voltage and current of the circuit can be measured by AC voltmeter and ammeter, the power of the circuit can be measured by power meter, and the AC parameters can be measured according to the AC voltage, AC current and power value;

(2) The crystal millivoltmeter can be used to measure the frequency characteristics and volt-ampere characteristics of AC components;

(3) Understanding the wiring and measurement of fluorescent lamps will improve the power factor;

4. Three-phase circuit

(1) Knowing the star connection of three-phase load and measuring the phase and line voltage and current of three-phase load can analyze the fault of three-phase load and understand the function of neutral line;

(2) Understand the triangle connection of three-phase load, measure the phase and line voltage and current of three-phase load, and analyze the fault of three-phase load;

(3) The power of three-phase circuit will be measured by one meter method, two meters method and three meters method.

5. Dynamic circuit

Will use oscilloscope to observe the transition phenomenon of RC circuit and observe the influence of parameters on the transition process.

Third, the assessment methods and requirements

Each student takes the practical test alone, and the marking staff will score according to whether the students' operation process meets the technical requirements, and points will be deducted if they violate the operation rules and overtime.

Specific scoring elements and standards:

Scoring elements

mark

Technical requirements and scoring rules

Read the circuit diagram

five

Read the given circuit diagram and check whether the components and equipment are good or bad.

circuit connection

Wiring according to drawings, reasonable layout.

cheque

Check whether there is a wrong line or short circuit according to the drawing.

Power on test

Instrument use, data measurement

Security and others

five

Comply with safety regulations

4. Main bibliography: textbooks compiled by our school.

Digital electronic technology experiment (score 40 points)

I. Basic requirements

1. Master the use of electronic instruments.

2. Master the function test methods of gate circuits and flip-flops;

3. Master the function test and application of decoder, data selector, register and counter;

4. Master the wiring and testing methods of 555 timer application circuit;

5. Be able to conduct device welding, circuit application and function test.

Second, the scope of the examination content

1. Use of common electronic instruments

Be able to use common electronic instruments correctly.

2. Test and application of logic gate circuit.

It has the ability to test the logic function and parameters of NAND gate, and can connect other logic function circuits with integrated AND gate, OR gate, NOT gate and NAND gate.

3. Decoder and its application

Functional test and application of video decoder and display decoder.

4. Application of integrated trigger

Familiar with the logic functions of commonly used JK, D, T and T ′ flip-flops, and be able to test their logic functions, and will use integrated JK flip-flops to form flip-flops with other functions.

5. Integrated counter and its application

Can integrate the counter function test, and can use the integrated counter to form any counter.

6. Registers and their applications

Test method and application of logic function of digital register and shift register

7.555 timer and its application

555 timer will be used to form an application circuit.

Third, the assessment methods and requirements

Specific scoring elements and standards:

Scoring elements

mark

Technical requirements and scoring rules

Read the circuit diagram