44 types of practical schemes, you will master, you will know everything!

Through following various practical circuits, you can understand structure, characteristics, working principles of components, and basic circuit control methods, and learn some control laws. Thus, you can integrate them into a future circuit diagram. , I know everything.

Schemes in article are complex and easy. Some diagrams may not be clear now, but you may be able to understand them in future. It is recommended to keep them for future reference!

1. Forward and reverse control circuit of a three-phase asynchronous motor

2. Dual lock control scheme

3. Three-phase motor control circuit

4. Time control circuit of a three-phase asynchronous motor

(Delay control scheme)

5. Three-phase asynchronous motor braking control circuit

(Electromagnetic brake circuit, reverse connection brake control circuit, energy consumption brake control circuit)

6. Regulated DC Power Supply Parallel Circuit

7. Serial Regulated DC Power Supply Circuit

8. Three-terminal regulated DC power supply

9. Positive and negative circuits of regulated DC supply

10. Full short-circuit protection, audible and visual alarm, adjustable DC power supply

11. Current measurement circuit (high AC current measurement)

12. Voltage measurement circuit (high voltage AC measurement)

13. Scheme for measuring a single-phase active energy meter

14. Wiring diagram of a three-phase active energy meter

15. Schematic diagram of signal generator

16.C620 lathe control circuit

17.M7120 surface grinder control chain

18.Z35 Radial drill control chain

Control scheme of universal milling machine 19.X62W

Control scheme of horizontal boring machine 20.Т68

21. Schematic diagram of energy transfer process

22. Primary circuit diagram for transformation and distribution of electricity of enterprises

23. Schematic diagram of low-voltage secondary wiring

(BSL type low voltage switchboard connection diagram)

24. Single-phase power supply and stepless speed control circuit of a three-phase AC motor

25. Ultrasonic Remote Control Motor Speed ​​Control Diagram

26. DC motor armature speed control circuit

27. Low light control energy saving scheme with temporary dimming

28. Positioning control scheme of paint arm

(Step Sequence Controller)

29. Diagram of a household multi-channel infrared remote control

30. Schematic diagram of ultrasonic remote control

31. Radio remote control signaling circuit

32. Diagram of ultrasonic detection

33. Diagram of an infrared detector of human body

34. Schematic diagram of a six-tube superheterodyne transistor radio

35. Light-controlled lamp energy saving circuit

36. Schematic diagram of an audible energy-saving switch

37. Energy-saving control scheme that combines light, magnetism and touch

(light switch control circuit)

38. Schematic diagram of a fire alarm

39. Humidity alarm circuit

40. Diagram of a car anti-theft alarm

41. Robot control system

42. Robot wireless remote control diagram

(Take 3-channel IC type wireless remote controller with 1000m remote control as an example)

43. Material control circuit automatic transmission line interlock

44. Automatic material break control scheme on production line

(Photovoltaic material breakage control circuit)