DYDXK-800E high-performance electronics electronic dragging and automation technology comprehensive assessment experimental platform

Release time：2024-04-28 08:30viewed：times

1. Equipment overview:
The device is required to organically integrate practical tr*ning contents such as electrician , electronics , electric drive, plc , frequency converter, etc., and be equipped with multiple tr*ning hanging boxes that can be freely combined to realize the sharing of teaching resources and make one machine multi-purpose; Creatively integrates teaching management, teaching materials, lesson plans, practical tr*ning, certification, and assessment, greatly saving tr*ning space and reducing management personnel, and has significant economic benefits, especially in colleges and universities, technical secondary schools, technical and vocational schools and Ideal tr*ning equipment for new or renovated tr*ning rooms of various tr*ning and accreditation institutions.
2. Functional features
1. High safety performance: The 380V AC output on the tr*ning screen is equipped with a set of overcurrent protection devices that are fully monitored by a microcontroller . If there is a direct short circuit or overload between phases or lines, and the current exceeds the set value, the system will alarm and Cut off the m*n power supply to ensure the safety of the equipment. Equipped with a leakage protection device, the working power supply of the tr*ning platform can be controlled through the start and stop buttons .
2. The measuring instrument has high precision and adopts digital technology, which is in line with the development direction of modern measurement.
3. Strong comprehensiveness: multiple disciplines such as electrical engineering, electronics, electric drive, PLC, and frequency conversion speed regulation are organically combined on a tr*ning platform, and small engineering design tr*ning can be carried out according to factory on-site operating procedures.
4. The depth and breadth of the tr*ning can be flexibly adjusted according to needs. The device adopts a hanging box structure, which is easy to replace and can be freely combined to meet different tr*ning requirements. Add components to expand functions or develop new tr*ning. project.
5. The tr*ning platform has a reasonable structure, superior performance and complete supporting facilities. It is equipped with different tr*ning connecting lines and corresponding sockets according to weak and strong current, making it safe and reliable to use.
3. Technical performance:
1. Working power supply: three-phase four-wire (or three-phase five-wire) ~ 380V ± 5% 50Hz
2. Temperature: -10℃ ~ +40℃, relative humidity <85% (25℃)
3. Device capacity: <1.5KVA
4. Weight: 220Kg
5. Dimensions: 1600mm×700mm×1500mm
4. Configuration and functions
The electrician tr*ning platform is m*nly composed of tr*ning screen, tr*ning hanging box, tr*ning table, etc.
(1) Tr*ning screen
The tr*ning screen is made of iron with a double-layer matt dense spray-p*nted structure and an aluminum-plastic panel. It provides AC power supply, DC regulated power supply, constant current source, and function signal generator (including Frequency meter), test instruments and tr*ning devices, etc. The specific functions are as follows:
1. Control and AC power supply part
(1) Provides three-phase fixed 380V AC power supply. Direct short circuit or overload between phases and lines is automatically monitored and protected by the microcontroller throughout the entire process. After the current-type voltage-type leakage switch is turned on, the start and stop buttons control the working power of the tr*ning platform. With alarm and reset functions.
(2) Provide a single-phase 0~250V/2A continuously adjustable AC power supply (equipped with a 0.5KVA single-phase voltage regulator). At the same time, a set of 0-240V continuously adjustable DC power supply can be obt*ned through the rectification link, with a meter indicating the output voltage value.
(3) Provide 2~220V sockets to provide working power for external instruments.
(4) Equipped with a set of 250V/30W fluorescent tubes and brackets for practical tr*ning.
2. DC power supply part
(1) Dual-channel constant current regulated power supply, the output voltage of both channels is 0-30V, and the built-in relay automatically shifts gears. The multi-turn potentiometer is continuously adjusted and easy to use. The maximum output current is 1.5A, with preset current-limiting protection function. The output has 0.5-level digital ammeter and voltmeter indication, voltage stability 10-2, load stability 10-2, and ripple voltage 5mv.
(2) Low-voltage DC regulated power supply: +5V, +24V, ±12V have short-circuit protection function.
(3) Constant current source: One channel 0-500mA continuously adjustable constant current source, equipped with a digital DC milliamp meter to indicate the output current, and has output open circuit and short circuit protection functions.
3. Function signal generator:
3.1 Waveforms: sine wave, triangle wave, square wave, pulse wave, sawtooth wave, TTL square wave.
3.2 Frequency range: from 0.1Hz to 2MHz, divided into seven frequency levels.
3.3 Sine wave distortion; 10-30Hz<3% 30Hz-100KHz≤1%
3.4 Square wave response: leading edge/tr*ling edge ≤100nS (open circuit)
3.5 Maximum output amplitude (open circuit): f＜1MH amplitude≤15VP-P; 1M <f≤2MHz≤11Vp-p
3.6 DC bias (open circuit): ±l0V
3.7 Output impedance Z: ZO=50Ω±5Ω
3.8 Duty cycle: The rising and falling edges of pulse and sawtooth waves can be changed continuously, ranging from 10% to 90 %.
3.9 Voltage controlled oscillation (VCF): When the external DC voltage changes by 0±5V, the corresponding frequency change is greater than l00:1.
4. Frequency counter
5. True RMS AC digital voltmeter
1 AC digital voltmeter, measuring range: 0-500V, frequency range: 10Hz-20Hz. The measurement accuracy is 0.5 level.
6. True RMS AC digital ammeter:
1 AC digital ammeter, measuring range: 0-5A, frequency range: 10Hz-20Hz. The measurement accuracy is 0.5 level.
7. A DC digital display voltmeter, measuring range: 0-300V. The measurement accuracy is 0.5 level.
8. A DC digital display mA meter, measuring range: 0-2000mA. The measurement accuracy is 0.5 level.
9. Power and power factor table
Can measure the power and power factor of the circuit. The power measurement accuracy is 0.1 level, the power factor measurement range is 0.3-1.0, and the voltage and current range is 450V and 5A.
10. Virtual multimeter parameters:
AC voltage range points: 10, 50, 250, 1000
DC voltage range points: 0.25,
1, 2.5, 10, 50, 250, 1000 ohm range points: x1, x10,,100 ,,1000,,1K,x10K,x100K
ammeter gears: 50μa, 0.5, 5, 50, 500
BATT: 1.2-3.6V, RL=12Ω
BUZZ: R×3
infrared emission detection function: vertical angle ±15° distance 1 -30cm
transistor measuring hole
(2) Practical tr*ning hanging box
1. Basic circuit tr*ning (1)
Complete practical tr*ning on superposition principle, Kirchhoff's law, Thevenin's theorem, Norton's theorem, reciprocity theorem, Ohm's law, etc.; provide resistance, Inductors and capacitors, complete practical tr*ning on R, L, C series resonance, first-order and second-order dynamic circuits, equivalent transformation of voltage sources and current sources, conditions for obt*ning maximum power from loads, series and parallel connections of resistors, etc.
2. Basic circuit tr*ning (2)
Provide light bulbs, voltage regulator tubes, potentiometers, resistor boxes, etc., and complete practical tr*ning on mapping the volt-ampere characteristics of known and unknown circuit components, charging and discharging capacitors, etc.
3. AC circuit tr*ning (1)
Provide resistors, inductors, and high-voltage capacitors (0.47uF/500V, 1uF/500V, 2.2uF/500V, 4.7uF/500V), and complete tr*ning on improving the power factor of fluorescent lamps and RLC series AC circuits. Tr*ning, RLC parallel AC circuit tr*ning and practical tr*ning on the characteristics of inductors and capacitor components in DC circuits and AC circuits.
4. Basic circuit tr*ning (3)
Instrument range expansion tr*ning (ampmeter and voltmeter range expansion).
5. Comprehensive electrician skills tr*ning (1)
Design of ammeter, voltmeter and ohmmeter.
6. Comprehensive electrician skills tr*ning (2)
Practical tr*ning on the application of operational amplifiers, practical tr*ning on the design and application of alarm protection circuits, practical tr*ning on the application of transformers, practical tr*ning on the design and application of rectifier and filter circuits, and design of over-current protection and its application tr*ning.
7. An iron core transformer and mutual inductance/watt-hour meter tr*ning
iron core transformer (50VA, 36V/220V). The primary and secondary sides are equipped with fuses and current sockets to facilitate testing and reliably protect the transformer from damage; mutual inductance coil One set, two *r-core coils L1 and L2 are installed on the sliding frame. The distance between the two coils can be adjusted, and the small coil can be placed inside the large coil. It is equipped with one large and one small iron rod. The bulb load is nine There is only one watt-hour meter with specifications of 220V, 3/6A. Its power cord and load line have been connected to the terminals of the watt-hour meter wiring frame, making it convenient for practical tr*ning.
8. Electronic technology tr*ning (1)
Provide low-voltage AC power supply (one channel each of 0V, 6V, 10V, 14V taps and two channels of 17V center tap), transistors, diodes, voltage regulator blocks, resistors, single-junction transistors, buzzers, etc. . The tr*ning box is also equipped with five fixed-line tr*ning boards, including a single-tube/negative feedback two-pole amplifier, an emitter follower, an RC series frequency-selective network oscillator, a differential amplifier and a low-frequency OTL power amplifier. Fixed circuits or flexible combinations of discrete components can be used for practical tr*ning.
9. Electronic technology tr*ning (2)
provides four-digit decimal decoding display, 8-bit logic level switch, 8-bit level indicator, three-state logic pen, pulse signal source (positive and negative output single pulse and frequency 0.5Hz ~ 300KHz continuously adjustable counting pulse source each channel), equipped with some high-reliability round-pin integrated circuit sockets (several 9P, 14P, 16P, 28P, 40P). The tr*ning box is also equipped with a single tube/negative feedback two-stage amplifier, emitter follower, RC series frequency-selective network oscillator, differential amplifier and low-frequency OTL power amplifier, a total of five fixed line tr*ning boards. Fixed circuits or flexible combinations of discrete components can be used for practical tr*ning.
10. Relay contact control (1)
5 fuses, 1 button, 1 transformer (380V/36+6.3), 1 transfer switch, 3 signal lights, 1 rectifier circuit, energy consumption braking resistor (510Ω /50W) 3 pieces, 1 AC contactor, 1 thermal relay.
11. Relay contact control (2)
3 AC contactors, 1 power-on delay time relay, 1 thermal relay, and 3 control buttons.
12. Relay contact control (3)
4 travel switches, 1 reverse switch, and 1 thermal relay.
13. The PLC host hanging box
is equipped with Mitsubishi FX1N-40mR host, integrated digital I/O (24 digital inputs, 16 digital outputs), RS-422 communication port, SC-09 communication programming cable and switching input and output ports, switches, etc. Simulation teaching software and industrial control configuration software are randomly configured.
14. PLC tr*ning demonstration hanging box
PLC tr*ning module one:
1. Music fount*n simulation control 2. Clicker simulation control 3. Assembly line simulation control 4. Crossroad traffic light simulation control 5. Automatic rolling mill simulation control 6. Light of the Sky Tower/TV Tower Radio Wave Simulation Control
PLC Tr*ning Module 2:
1. Automatic feeding and loading/conveyor belt simulation control 2. Multiple liquid mixing devices/mixer simulation control 3. Vending machine simulation control 4. Water tower automatic water supply simulation Control 5. M*l sorting simulation control
PLC tr*ning module three:
1. Basic input/output experiment 2. Four-story elevator automatic control 3. Intermediate relay
15, frequency converter tr*ning hanging box
Equipped with Mitsubishi FR-720 frequency converter, equipped with RS485 communication interface and BOP operation panel.
16. The motor guide r*l and optical code disk speed measurement system
include a set of optical code disk speed measurement system (equipped with imported photoelectric encoder) and 1 st*nless steel guide r*l. The r*l has good flatness, no stress deformation, and good concentricity.
17. One three-phase squirrel cage asynchronous motor (380V Y/△)
18. A set of connecting wires
19. Microcontroller, plc programmable design and control virtual simulation software (copyright certificate and on-site demonstration are provided. F*lure to meet the requirements of the demonstration will be deemed as an invalid bid ):
This software is developed based on unity3d, with built-in experimental steps, experimental instructions, circuit diagrams, component lists, connection lines, power on, circuit diagrams, scene reset, return and other buttons. After the connections and codes are correct, you can start / The stop, forward movement, and reverse movement buttons operate the 3D machine tool model to move. In the connected line state, the 3D machine tool model can be enlarged/reduced and translated.
1) Relay control: Read the experiment instructions and enter the experiment. By reading the circuit diagram, select the relays, thermal relays, switches and other components in the component list and drag and drop them into the electrical cabinet. The limiters are placed in the three-dimensional On the machine tool model, you can choose to cover it, and some component names can be renamed. Then click the Connect Line button to connect terminals to terminals. After successfully connecting the machine tool circuit, choose to turn on the power and proceed. If the component or line An error box will pop up if there is a connection error, and the scene can be reset at any time.
2) PLC control: The experiment is the same as relay control, with the addition of PLC control function. After the connection is completed, enter the program writing interface through the PLC encoding button, and write two programs, forward and reverse, with a total of 12 ladder diagram symbols. The writing is completed. Finally, select Submit for program verification. After the verification is successful, turn on the power for operation. Error boxes will pop up for component, line connection, and code errors, and the scene can be reset at any time.
3) Single-chip microcomputer control: The experiment is the same as relay control, with the addition of single-chip microcomputer control function. After the connection is completed, enter the programming interface through the C coding button, enter the correct C language code, and after successful submission and verification, turn on the power for operation, components, lines If there are connection or code errors, an error box will pop up, and the scene can be reset at any time.
20. M*ntenance of electricians, electronic motors and vocational qualification tr*ning assessment simulation software (copyright certificate and on-site demonstration are provided. F*lure to meet the requirements of the demonstration will be deemed as an invalid bid):
This software is in apk format and can be used on the PC or mobile terminals. This software can set faults manually or automatically. This software can manually set fault points through the green box in the circuit diagram (up to 39 fault points can be set), or it can automatically set a random fault point through the system. Two fault point settings, random three fault point settings, random four fault point settings, random five fault point settings, this software has toolbox, component library, magnifying glass, circuit diagram and other functions, you can select a multimeter through the toolbox Carry out inspection, select appropriate components through the component library, and use a magnifying glass to clearly understand each component and circuit. This software allows students to understand the working principle and circuit structure of the motor star-delta start control circuit through the setting of faults in the motor star-delta start control circuit and various investigations.
21. Virtual spectrum analyzer, logic analyzer, oscilloscope, and three-meter simulation software (provide copyright certificate and on-site demonstration, if the demonstration is not satisfactory, it will be deemed as an invalid bid):
This software is in apk format and can be used on the PC or on the For mobile use, the functions of this software include: resistance measurement, AC voltage measurement (measuring the transformer, if the multimeter burns out when the transformer is measured, black smoke will appear and the multimeter can be reset), transistor polarity judgment, DC Voltage measurement (the light turns on when the ammeter is turned on), DC current measurement, and judgment of the quality of the capacitor. This software can drag the red and black pen tips at will. When the two pen tips are dragged and positioned on the object to be measured, a red circle will be displayed. If the positioning is not accurate, no red circle will be displayed, and when incorrect operations are performed (such as the wrong range selected, If the measured data is wrong, etc.), the meter pointer will not respond, prompting errors and re-measurement, etc. This multimeter can select AC voltage gear, DC voltage gear, resistance gear, current gear, resistance adjustment to 0, and can enlarge the display data. Clearly view the measured data size. Students can learn the correct use of multimeters through this software.
★Provide a teacher teaching design system shared account for teacher development (provide on-site demonstrations, unsatisfactory demonstrations will be deemed invalid bids):
1) Includes many electromechanical professional technologies such as independent construction of industrial automation, PLC programming, PLC control system debugging, etc. "Three-dimensional virtual simulation real-time interactive teaching software" for electrical automation technology tr*ning.
2) The software supports the integration of various virtual devices and virtual debugging in virtual scenes. Virtual integration operates primarily through port mapping: associating controllable parts of the model with a specific port number.
3) No programming is required. For 3D graphics, you can simply and quickly deploy industrial application scenarios and test run by dragging 3D components with the mouse.
4) Construct a complete virtual industrial automation system. Through an external interface, the controlled objects are controlled by various external technologies. For example: PLC, robot, microcontroller, industrial field bus, Labview virtual instrument, etc. No restrictions on specifications or brands.
5) The virtual and real can be combined through the 3D model in the real-life PLC control software.
6) Signal collection supports port expansion, up to 512 inputs and 512 outputs.
7) The software supports VR glasses, allows users to import 3D models, and must support igs, step, stp, OBJ, and STL format files.
8) Provide 3D model making tools so that users can create complex 3D simulation models.
9) The system has physical characteristics. For example, when the workpiece encounters a stop or obstacle, it will move accordingly according to the physical characteristics.
10) The system has built-in a well-known industrial virtual software PLC, such as Mitsubishi or Siemens brands, to facilitate simulation tr*ning when there is no physical PLC. The same PLC program can realize virtual and real simulation through actual PLC, or full virtual simulation through virtual PLC.
11) 3D models can be updated in the cloud. This software can update local 3D models through remote servers.
12) The software has operational data collectionand analysis functions. The automatic assessment system based on software first asks the teacher to set the questions and automatically generates the scoring rules. During the student's assessment process, the system will record the student's operation process, execution results, and abnormal events in real time, and calculate the assessment score according to the examination scoring rules. Reduce teachers’ correction workload and improve teaching quality. It can be used for after-class tests, experimental previews, course assessments, and vocational and technical level examinations.
13) Supports Python scripting language programming to control virtual devices, which can be used for quick function verification.
14) Virtual simulation experiment project:
1. Motor sequence start control
2. Motor star-delta start control
3. Digital display control
4. Musical fount*n control 5.
Assembly line control
6. Crossroad traffic light control
7. Water tower water level control
8. Days Tower Light Control
9. Automatic ingredient loading system control
10. Four-section conveyor belt control
11. Multiple liquid mixing device control
12. Automatic rolling mill control
13. M*l sorting machine control
14. Robot control
15. Four-story elevator control
16. Automatic washing machine control
17. Electroplating production line control
18. DC motor control
19. Temperature PID control
20. Analog frequency conversion open-loop speed control
21. Analog frequency conversion closed-loop speed control
22. Transmission line blocking control
23. Assembly line parallel control
24. Servo control
25. Right-angle robot assembly control
26. Rack robot palletizing
27. Three-dimensional warehouse
28. Three-dimensional garage
29. Truss mechanical mobile bed loading and unloading
30. Liquid level control
31. Industrial project development process experiment
32. Industrial control design selection Type experiment
33. PLC scene layout experiment
34. Data mapping setting experiment
35. Electrical diagram layout experiment
36. HMI development and debugging experiment
37. Vertical library program programming and debugging experiment
38. Pallet automatic stacking unit control experiment
39. Feeding unit Control experiment
40. Electromechanical machining simulation unit experiment
41. Capping unit control experiment
42. Robot handling control experiment
43. Pin penetration unit control experiment
44. Telescopic reversing unit control experiment
45. Spray drying unit control experiment
46. Detection unit control Experiment
47. Robot sorting unit control experiment
48. Logistics unit control experiment
49. PLC networking experiment
50. Overall system operation and debugging experiment
(3) Tr*ning table
The tr*ning table is an aluminum-wood structure. There is a component storage cabinet under the tr*ning table, which can be used to place tr*ning hanging boxes. It is also equipped with four wheels with brakes for easy movement and fixation.
(4) Virtual simulation software for mechanical tr*ning and safety education (provide a copyright certificate and on-site demonstration, if the demonstration is not satisfactory, it will be deemed as an invalid bid):
This software is developed based on unity3d. The software adopts the form of three-dimensional roaming, and can be controlled by the keyboard to move and the mouse to control the lens. direction, there are mechanical safety distance experiments, mechanical safety protection device experiments, and mechanical safety protection design basic assessments. When the experiment is in progress, the three-dimensional roaming screen uses arrows and footprints to prompt you to move to the experimental location. The circle around the mechanical object shows the working radius. The experiment The process is accompanied by a dialog box reminder of the 3D robot.
A. The content of the mechanical safety distance experiment includes the safety distance experiment to prevent upper and lower limbs from touching the danger zone (divided into two fence heights and opening sizes). After selecting to enter, GB23821-2009 "Mechanical Safety to Prevent Upper and Lower Limbs from Touching the Danger Zone" pops up in front of the camera. "Safe Distance" requirements, error demonstration: The experimental process is that after the human body enters the working radius of the mechanical object and is injured, the red screen and voice prompts that the human body has received mechanical damage, and returns to the original position and conducts the next experiment. The last step is the correct approach.
B. Mechanical safety protection device experiments are divided into safety interlock switches, safety light curt*ns, safety mats, safety laser scanners and other protection device experiments. Optional categories (safety input, safety control, safety output, others), manufacturers, products List (safety interlock switch, safety light curt*n, safety mat, safety laser scanner, safety controller, safety relay, safety guardr*l). There is a blue flashing frame reminder at the installation location. Experimental process: select the safety guardr*l and install it, select the safety interlock switch (or select the safety light curt*n, safety mat, safety laser scanner) and install it, select the safety controller and install it in the electrical control box , select the safety relay and install it in the electrical control box, click the start button on the electrical control box. If you enter a dangerous area, the system will sound an alarm and the mechanical object will stop working. Select the reset button on the electrical control box to stop.
C. The basic assessment of mechanical safety protection design requires the completion of the installation of the mechanical safety system, and the correct installation of safety guardr*ls, safety interlock switches, safety light curt*ns, safety mats, safety laser scanners, safety controllers, safety relays, 24V power supplies, signal lights and Emergency stop button, the assessment is divided into ten assessment points. Some assessment points have 3 options, which are freely chosen by the students. After selecting the final 10 assessment points, submit for confirmation, and the system will automatically obt*n the total score and the score of each assessment point. .
D. The software must be on the same platform as a whole and must not be displayed as separate resources.
E. At the same time, we provide customers with the VR installation package of this software to facilitate users to expand into VR experiments. VR equipment and software installation and debugging are not required.
3. Practical tr*ning items
(1) Basic electrician skills tr*ning
1. Use of this electrical instrument and calculation of measurement errors
2. Methods to reduce instrument measurement errors
3. Ohm's Law
4. Series, parallel and mixed circuits of resistors
5. Resistor divider circuit
6. Series, parallel and mixed circuits of capacitors
7. Capacitor charging and discharging circuit
8. Measure resistance by voltammetry
9. Node voltage method
10. Loop voltage method
11. Branch current method
12. The relationship between resistance and temperature: Use voltammetry to measure the resistance of the filament under different voltages
13. Extension of voltmeter range
14. Extension of ammeter range
15. Volt-ampere characteristics of known and unknown circuit components
16. Inspection of DC resistance circuit faults
17. Measurement of potential in circuits
18. Kirchhoff's voltage law
19. Kirchhoff's current law
20. Determination of external characteristics of voltage source
21. Principle of superposition
22. Equivalent transformation of voltage source and current source
23. Conditions for the load to obt*n maximum power
24. Thevenin's Theorem
25. Norton's theorem
26． Reciprocity Theorem
27. Two-port network
28. Double switch two-place control
29. RLC series AC circuit
30. RLC parallel AC circuit
31. RLC series resonant circuit
32. Characteristics of inductors and capacitors in DC circuits and AC circuits
33. RL and RC series circuit in sinusoidal steady state
34. Connection of fluorescent lamp circuit
35. Methods to improve power factor
36. Electromagnetic induction phenomenon
37. Mutual inductance coupling circuit
38. Judgment of the same terminal of mutual induction coil
39. Study on the transition process of first-order circuit
40. Research on the transition process of second-order circuits
41. Single-phase transformer
42. Transformer parameter measurement and winding polarity identification
43. Measurement of AC circuit parameters
44. Star connection of three-phase loads
45. Delta connection of three-phase loads
46. Measurement of three-phase AC circuit power
47. Measurement of power factor and phase sequence
48. Installation and use of single-phase electricity meter
49. Use of three-phase squirrel cage asynchronous motor
50. Three-phase asynchronous motor inching control
51. Three-phase asynchronous motor self-locking control
52. The three-phase asynchronous motor can be controlled by both inching and self-locking
53. Contactor interlocking forward and reverse control
54. Button interlocking forward and reverse control
55. Contactor and button double interlocking forward and reverse control, basic analog circuit skills tr*ning
56. Identification and detection of crystal diodes
57. One-way conductive characteristics of PN junction
58. Identification and detection of transistors
59. Characteristics of single-junction transistor
60. Transistor common emitter monotube amplifier
61. Field effect transistor amplifier circuit
62. Negative feedback amplifier circuit
63. Differential amplifier circuit
64. Emitter follower
65. Field effect transistor common source amplifier circuit
66. Common collector amplifier
67. Common base amplifier
68. Two-stage resistor-capacitor coupling amplifier
69. Basic connection method of operational amplifier
70. Integrated operational amplifier non-inverting proportional amplifier
71. Integrated operational amplifier inverting proportional amplifier
72. Integrated operational amplifier adding circuit
73. Integrated operational amplifier subtraction circuit
74. Integrated operational amplifier integrating circuit
75. Integrated operational amplifier differential circuit
76. Voltage follower
77. Voltage comparator
78. RC bridge sine wave oscillator
79. Square wave generator
80. Triangular wave, generator
81. Wien bridge sine wave generator
82. Sawtooth wave generator
83. Zero-crossing comparator
84. Comparator
85. Window comparator circuit tr*ning
86. Integrated operational amplifier zeroing circuit
87. Protection circuit for wrong polarity connection of power supply
88. Input terminal limiter protection circuit
89. Output limiter protection circuit
90. OTL power amplifier
91. RC sine wave oscillator and frequency selective amplifier
92. Thyristor controlled rectifier circuit
93. Single-phase half-wave rectifier and filter circuit
94. Single-phase full-wave rectifier and filter circuit
95. Single-phase bridge rectifier and filter circuit
96. Voltage regulator tube voltage stabilizing circuit and its voltage stabilizing principle
97. Three-terminal integrated fixed voltage stabilized power supply
98. Positive power output adjustable integrated stabilized power supply
99. Series transistor stabilized power supply circuit
digital circuit basic skills tr*ning
100. Transistor and diode switching characteristics
101. Transistor triode switching characteristics
102. Diode limiter
103. Transistor limiter
104. Diode clamp
105. TTL integrated logic gate
106． Integrated AND gate logic function test
107. Integrated NOT gate logic function test
108. Integrated OR gate logic function test
109. Integrated NAND gate logic function test
110. Testing of CMOS gate circuits
111. Testing the output characteristics of TTL circuits and CMOS circuits
112. Connection and driving of integrated logic circuits
113. Combinational logic circuit
114. Half adder
115. Full adder
116. Decoder
117. Decoder logic function test
118. Data selector logic function test
119. Four-to-one data selector
120. Eight-to-one data selector
121. Integrated flip-flop logic function test
122． Basic RS flip-flop
123． JK flip-flop
124. D flip-flop
125. CMOS flip-flop
126． Counting, decoding and display
127. Counters and their applications
128. Logic function test of decimal up-and-down counter
129. Binary adding counter
130. Decimal adding counter
131. Test the logic function of the shift register
132. Shift register and its applications
133. Pulse distributor and its application
134. 555 time base circuit
135. Monostable flip-flop
136. Multivibrator
137． Schmitt trigger
138. D/A converter
139. A/D converter
electrician comprehensive skills tr*ning
140. Design and application of operational amplifiers
141. Design of controlled sources
142. Design of ammeter, voltmeter and ohmmeter
143. Design and application of rectifier and filter circuit
144. Design and application of alarm protection circuit
145. Design of over-current protection and its application
electric drag skills tr*ning
1. Knife switch forward control circuit
2. Contactor inching forward control circuit
3. Forward rotation control circuit with self-locking
4. Forward rotation control circuit with over-finding protection
5. The reverse switch controls the forward and reverse control circuit
6. Contactor interlocking forward and reverse control circuit
7. Button interlocking forward and reverse control circuit
8. Button contactor composite interlock control circuit
9. Automatic round trip control circuit
10. Contactor controlled series resistor step-down starting circuit
11. Time relay controls series resistor voltage reduction control circuit
12. Manual Y/△ step-down starting
13. Contactor control Y/△ step-down starting
14. Time relay controls Y/△ step-down starting
15. QX3-13 type Y/△ automatic starting control circuit
16. Half-wave rectification energy consumption braking control circuit
17. Full-wave rectification energy consumption braking control circuit
18. C620 lathe electrical control circuit
19. Manual step-down starting
20. Single-phase operation reverse braking control circuit
21. Electric hoist electrical control circuit
22. C6163 lathe electrical control circuit
23. Control circuit interlocking control circuit
24. M*n circuit interlocking control line
PLC and frequency conversion comprehensive tr*ning
(1) PLC basic skills tr*ning
1. PLC cognitive tr*ning (software and hardware structure, system composition, basic instruction practice, wiring, programming download, etc.)
2. Typical motor control Practical tr*ning (jogging, self-locking, forward and reverse, star-delta switching start, etc.)
3.PLC simulation tr*ning
(2) PLC simulation control application tr*ning
1) AND, OR, non-logic function test
2) Jump Transfer and branch function tr*ning
3) Data processing function tr*ning
4) Differential and bit operation test
5) Timer and counter function test
6) Shift register test
7) Music fount*n simulation control experiment
8) Clicker simulation control experiment
9) Assembly Assembly line simulation control experiment
10) Crossroad traffic light simulation control experiment
11) Automatic rolling mill simulation control experiment
12) Tower of light/TV tower radio wave simulation control experiment
13) Automatic feeding and loading/conveyor belt simulation control experiment
14) Various liquids Mixing device/mixer simulation control experiment
15) Vending machine simulation control experiment
16) Water tower automatic water supply simulation control experiment
17) M*l sorting simulation control experiment
18) Four-story elevator automatic control experiment
19) Intermediate relay experiment
(3) Advanced PLC skills Practical tr*ning (design, installation, debugging and m*ntenance)
1. PLC-controlled three-phase asynchronous motor forward and reverse control
2. PLC-controlled three-phase asynchronous motor Y/△ start control
3. PLC-controlled three-phase asynchronous motor step-down start Control
4. Energy consumption braking control of three-phase asynchronous motor controlled by PLC
(5) Motor driving and control tr*ning based on frequency converter
1. Frequency converter function parameter setting and operation
2. Frequency converter alarm and protection functions
3. Multi-stage speed selection and frequency conversion speed regulation
4. External terminal jog control
5. Control motor forward and reverse motion control
6. Control motor running time operation
7. Instantaneous power outage inverter parameter setting
8. External voltage frequency conversion speed regulation
9. Frequency conversion open-loop speed regulation of three-phase asynchronous motor
(6) Motor driving and control tr*ning
of PLC and frequency converter 1. Multi-stage speed selection frequency conversion speed regulation based on PLC communication method
2. Frequency converter closed-loop speed regulation based on PLC communication method
3. Open-loop speed regulation of frequency converter based on PLC communication method

serial number	Configuration name	Model specifications	unit	quantity	Remark
1	Experimental screen		tower	1
2	Experiment table		tower	1
3	Electrician/electronic experiment hanging box	Basic circuit tr*ning (1)	set	1
		Basic circuit tr*ning (2)
		AC circuit tr*ning (1)
		Basic circuit tr*ning (3)
		Comprehensive skills tr*ning for electricians (1)
		Comprehensive skills tr*ning for electricians (2)
		Electronic technology tr*ning (1)
		Electronic technology tr*ning (2)
		Relay contact control (1)
		Relay contact control (2)
		Relay contact control (3)
4	PLC hanging box	PLC Mitsubishi FX1N-40mR host hanging box	set	1
5	PLC tr*ning hanging box	PLC trning module one: 1. Music fountn simulation control 2. Clicker simulation control 3. Assembly line simulation control 4. Crossroad traffic light simulation control 5. Automatic rolling mill simulation control 6. Sky Tower Light/TV Tower Radio Wave Simulation control PLC trning module two: 1. Automatic feeding and loading/conveyor belt simulation control 2. Multiple liquid mixing devices/mixers simulation control 3. Vending machine simulation control 4. Water tower automatic water supply simulation control 5. Ml sorting simulation control PLC tr*ning module three: 1. Basic input/output experiment 2. Four-story elevator automatic control 3. Intermediate relay	set	1
6	Frequency conversion speed regulation hanging box	Mitsubishi FR-720 hanging box	set	1
7	Motor guide r*l and optical code disk speed measurement system		set	1
8	Three-phase squirrel cage asynchronous motor	380V Y/△	tower	1
9	stool		set	2
10	Guiding book		set	1

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