Electrical, Electronics, and Electric Traction Integrated Application Innovation Training Equipment 5554SA53

1. Supporting Textbook: A set of genuine textbooks with searchable International Standard Book Numbers, compiled based on the training modules for the equipment being bid.
2. Supporting Training Manual: A set of genuine textbooks compiled based on the equipment being bid. 3. Technical Parameters:
(1) Working power supply: three-phase five-wire AC380V±10%, 50Hz;
(2) Overall dimensions (length×width×height): 1300×750×1835±20mm;
(3) Made of steel and wood, the experimental table is divided into two layers, with the power module configured at the bottom and equipped with universal wheels;
(4) Power consumption of the whole machine: ≤1.5KW;
(5) With grounding and leakage protection functions, it uses safety sockets and insulated experimental wires; the equipment must have the following safety protection measures: realize line short-circuit current limitation and protection, when a short-circuit fault occurs in a certain device, it will sound and light alarm and automatically identify which phase of the short-circuit fault occurs in the three phases, so that students can make a quick judgment. When a short-circuit fault occurs in a certain device, the circuit breaker of the faulty device will be disconnected in time, only cutting off the power supply of the device line, and will not cause the main circuit breaker of the training room to be disconnected. IV. Module requirements:
(1) Main power module: includes one three-phase main power switch (with leakage and short-circuit protection), three fuses, one 220V red indicator light, three AC 0-250V analog voltmeters, and six safety sockets. Module material requirements: high-strength plastic shell and panel must be aluminum-plastic plate. Patterns and text symbols must be silk-screened with ink. Module size: approximately 300×285mm;
(2) AC/DC adjustable power supply and AC power module: one DC 0-250V analog voltmeter, one AC 0-30V analog voltmeter, one fuse, one air switch, one green and one red reset button switch, one band switch, and 14 safety sockets. Module material requirements: High-strength plastic housing and panel must be aluminum-plastic plate. Patterns and text symbols must be silk-screened with ink. Module size: approximately 300×285mm;
(3) DC power module: DC 0-30V analog voltmeter, DC 0-3A analog ammeter, 2 potentiometers, 9 fuses, 11 safety sockets. Module material requirements: High-strength plastic housing and panel must be aluminum-plastic plate. Patterns and text symbols must be silk-screened with ink. Module size: approximately 300×285mm;
(4) Digital voltage and current meter module: 1 DC digital voltmeter, 1 DC digital ammeter, 1 AC digital voltmeter, 1 AC digital ammeter, 8 safety sockets. Module material requirements: high-strength plastic shell, panel must be aluminum-plastic plate, patterns, text symbols need to be ink silk screen, module size: about 300×285mm;
(5) Function signal generator module: frequency range: 0.6Hz～1MHz (five-speed selection, five-and-a-half-digit display), output waveform: sine wave, square wave, triangle wave, pulse wave, sawtooth wave, etc., output voltage amplitude: maximum 20Vp～p (adjustable) (amplitude display three digits), attenuator: 30db, DC level: -10V～+10V, duty cycle: 10～90% (square wave), frequency meter: 10Hz～25MHz (five-and-a-half-digit display), power output: 3W/8Ω (10Hz～20KHz). Module material requirements: high-strength plastic shell, panel must be aluminum-plastic plate, patterns, text symbols need to be ink silk screen, module size: about 300×285mm;
(6) Innovation module parameters: The experimental component box is required. The component circuit symbols on the panel must conform to the latest national standards. The overall structure must be compact and sealed:
① The transparent component box body must be made of organic engineering plastic and feature a teach-in function, allowing users to observe component shapes and wiring diagrams.
② The transparent box panel is made of PCB, offering a clean surface, clear symbols and circuits, and a wear-resistant surface. The panel is connected to the box body with four screws, making the transparent component box easy to open and replace the panel and internal components.
③ The experimental wire jacks on the transparent component box must be made of high-quality copper. The experimental wires are equipped with elastic plugs that can be plugged into the experimental modules. During experiments, experimental circuits can be freely combined according to the experimental content and skill training needs.
④ The electrical circuit experimental mounting plate is injection-molded from engineering plastic and is used to position the transparent component box. Each transparent component box has four removable elastic pins on the bottom that can be fixed to the electrical circuit experimental mounting plate. V. Requirements for practical training projects:
(1) Use of electrical instruments and calculation of measurement errors;
(2) Measurement of volt-ampere characteristics of circuit components;
(3) Measurement of unknown resistance – study of nonlinear circuits, determination of incandescent lamp filament temperature and application of single-arm bridge circuits;
(4) Determination of potential and voltage and drawing of circuit potential diagrams;
(5) Verification and application of Kirchhoff’s laws;
(6) Study of the characteristics of commonly used power supply circuits and the maximum power output conditions of electronic circuits;
(7) Study of actual DC regulated voltage power supplies and DC regulated current power supplies;
(8) Verification and application of the superposition theorem – study of multi-signal superposition control circuits;
(9) Application of Thevenin’s theorem and bridge circuits – Research on copper resistance thermometer circuit;
(10) Analysis and research on resistor-inductor series circuit (fluorescent lamp circuit);
(11) Application of resistor-capacitor phase shift circuit – Research on dimming desk lamp circuit;
(12) Measurement of power and power factor of AC circuit and research on methods and significance of improving line power factor;
(13) Research and application of impedance and frequency characteristics of R, L, C components in AC circuit – Research on rectifier filter circuit;
(14) R, L, C series resonant circuit;
(15) Measurement of three-phase four-wire load voltage and current;
(16) Measurement of load voltage and current when three-phase three-wire symmetrical load is connected in star and triangle;
( 17) Determination of self-inductance coefficient, measurement of inductance peak voltage when circuit is powered off and methods of suppressing it;
(18) Research on mutual inductance circuit;
(19) Research on single-phase transformer characteristics;
(20) Research on the characteristics of single-phase transformer parallel operation;
(21) Research on transient process of first-order circuit;
(22) Differential circuit and integral circuit and their application (comprehensive application project);
(23) Performance test and application of commonly used diodes;
(24) Determination of output characteristics of bipolar transistors and field effect transistors;
(25) Research on single-tube amplifier circuit;
(26) Research on two-pole amplifier circuit and negative feedback amplifier circuit;
(27) Debugging of hearing aid circuit;
(28) Constant current charging circuit;
(29) Troubleshooting of transistor amplifier circuit;
(30) Research on rectification, filtering and voltage stabilization circuit;
(31) Research on DC voltage stabilization positive and negative power supply circuit;
(32) Debugging of typical composite complementary OTL power amplifier circuit;
(33) Troubleshooting of OTL power amplifier circuit;
(34) LM386 integrated audio power amplifier circuit and its application;
(35) Basic operational circuit of operational amplifier;
(36) Integral operational circuit and differential operational circuit composed of operational amplifier;
(37) Research on the transmission characteristics of voltage comparator composed of operational amplifier;
(38) Production of gas sensor and smoke alarm
(39) Research and testing of square wave, triangle wave and sawtooth wave generator circuits;
(40) Competition for the production of triangle wave, square wave and sine wave generators;
(41) Production and debugging of RC (Wen bridge) sine wave oscillators;
(42) Capacitor three-point LC sine wave generators;
(43) Research on active filter circuits;
(44) Application and debugging of DC-DC integrated voltage conversion circuits;
(45) Production and debugging of constant temperature control circuits;
(46) Functional testing of basic logic gate circuits;
(47) Functional testing of priority encoders;
(48) Functional test of binary decoder and data selector;
(49) Functional test of full adder and carry-lookahead full adder;
(50) Functional test of numerical comparator;
(51) Functional test of seven-segment code latch/decoder/driver;
(52) Functional test of various triggers;
(53) Functional test of bidirectional shift register;
(54) Functional test of 2151 decimal counter;
(55) Two-digit decimal counting/decoding/driving/display circuit;
(56) Functional test of reversible decimal counting circuit;
(57) Functional test of N-base counting circuit;
(58) Basic application circuit of 555 timer;
(59) Differential monostable trigger;
(60) Integrated monostable trigger and its application;
(61) Integrated Schmitt trigger and its application;
(62) Sound and light control energy-saving street lamp circuit;
(63) 8-wire data transmission circuit;
(64) 4-bit ring counter beat generator;
(65) Second pulse signal generator;
(66) Ambulance/fire truck sound alarm circuit;
(67) D/A converter converts digital data into unipolar or bipolar analog voltage;
(68) Digital control variable frequency triangle wave-square wave generator;
(69) Shift register colored light display circuit;
(7 0) 8-bit priority encoder quick response circuit;
(71) Touch-type password electronic lock circuit;
(72) Digital clock circuit;
(73) Two-digit decimal counting circuit;
(74) Traffic light control circuit;
(75) Up/down step wave generator;
(76) Photoelectric conversion plus/minus counting circuit;
(77) Three-phase asynchronous motor forward and reverse control circuit;
(78) Workbench automatic round-trip cycle control circuit;
(79) Three-phase asynchronous motor sequential control circuit;
(80) Three-phase asynchronous motor Y-△ start control circuit;
(81) Three-phase asynchronous motor energy consumption braking circuit. VI. Configuration Requirements:
Product Name Technical Parameters Quantity
1. Power Control Panel: Three-phase AC power supplies (2A each);
2. Adjustable DC power supply (0-24V, 2A); Eight DC power levels: ±24V, ±15V, ±12V, and ±5V;
3. Single-phase adjustable AC/DC power supply, electrically adjustable, with voltage display. Single-phase (0-250V), 2A;
4. AC/DC voltage and current meter, 4.5-digit display, measuring range: 0-500V, 0-5A, adjustable in four levels, with a measurement accuracy of 0.5. 1 unit
5. Function Signal Generator Module: 0.6Hz~1MHz (five selectable ranges, 5.5-digit display), outputs sine, square, triangle, pulse, sawtooth, and other waveforms. 1 unit
6. AC Power and Power Factor Meter Module: Measures power and power factor, with a 3.5-digit display and 0.5-level accuracy. Voltage and current ranges are 500V and 3A, respectively. 1 unit
7. AC Contactor Module: 2 AC contactors, 1 unit
8. Contactor and Thermal Relay Module: 1 AC contactor, 1 thermal relay, 1 unit
9. Intermediate Relay and Thermal Relay Module: 1 intermediate relay, 1 thermal relay, 1 unit
10. Fuse and Pushbutton Switch Module: 1 3P fuse, 1 2P fuse, 1 yellow, green, and red pushbutton switches, 1 unit
11. Pushbutton, Limit Switch, and Time Relay Module: 4 limit switches, 1 time relay (power-on delay), 1 green pushbutton switch, 1 unit
12. Three-Phase Squirrel Cage Asynchronous Motors, AC380V, 60W, 0.33A, 1400r/min, 2 units
13. Electrical and Electronic Innovation Module, 1 set
14. Digital Multimeter, 1 unit
15. Experimental Leads, 1 set