DYGCK-68B process control comprehensive training platform

Release time：2024-06-06 19:01viewed：times

1. Overview The
Process Control System (PCS) simulates common physical quantities in modern industrial production processes, such as temperature, pressure, flow, liquid level and other parameters, to measure, control and analyze process parameters. Teaching experimental equipment for changing characteristics and studying process control laws. The process control comprehensive experimental device uses intelligent industrial instruments and meters, which are close to industrial reality, safe to use, stable in operation, simple to m*nt*n, and superior in cost performance. This device integrates multiple control methods, reproduces the control methods used in actual industrial sites, adopts an audible and visual alarm system, and provides a more user-friendly secondary development interface.
2. Product structure and features:
(1) Split design, modular assembly structure, easy to form different control systems.
(2), two water tank configuration; dual-channel water supply system.
(3) The experimental cabinet is completely open and all internal devices are visible, which is conducive to intuitive teaching and m*ntenance.
(4) Humanized design, equipped with water storage tank and automatic water inlet and dr*nage control device to reduce the labor intensity of experimental personnel. Equipped with a hanging rack for special experimental threads, it is convenient, neat and beautiful to take out and hang up the threads. Provide conditions for experimental civilized operations.
(5) The instruments and components of the installation are all modern industrial-grade products with a high degree of intelligence. Good precision and various specifications. It is beneficial to intuitive teaching and broadening students' industrial field knowledge. Lay a solid foundation for entering society in the future.
(6) High safety. The system is equipped with leakage protection, special experimental power supply connection with protective cover, and temperature control box to prevent automatic control of waterless heating, etc., striving to protect personal and equipment safety.
(7) It has good openness. Under the guidance of teachers, students can observe, participate in operations by themselves, program by themselves for verification, and conduct theoretical analysis based on recorded real-time curves.
(8) Boiler heating program-controlled protection system
A. The boiler heating liner is equipped with a water level protection device. If the water level does not reach a cert*n height, the control system cannot control the operation of the thyristor voltage regulator.
B. The power control switch of the electric heating tube adopts a key switch. When not experimenting, the teacher will protect and place the key to avoid misoperation by unrelated personnel.
(9) Power supply protection measures
A. Add a current leakage protector.
B. The three-phase power supply is equipped with a fuse to prevent circuit breakage.
(10) Power supply start and stop control method:
use start and stop button to control the contactor to control the start and stop of the power supply.
(11) Leakage protection devices and safety and security commitments;
A. Reliable protection functions of various power supplies and various instruments
B. The strong current of various power supplies and various instruments are controlled by switches. Students do not wire their own wiring and do not There is a problem of mixed insertion of strong and weak electricity.
C. The experimental high-power wiring plug adopts a closed structure to prevent electric shock accidents.

3. Technical parameters and requirements:
1. Power supply: AC220V±5% 50 Hz.
2. Environmental humidity: ≤90% (40℃).
3. Overall dimensions of the controlled object: length × width × height = 1200 mm × 800 mm × 1850 mm.
4. Control cabinet size: length × width × height = 800 mm × 600 mm × 1700 mm.
5. Rated power: ≤3.5KW
6. Safety protection measures: It has grounding and short-circuit protection functions, and its safety complies with relevant national standards.
4. System configuration

Execution agency
name	unit	quantity	The m*n parameters	model
Intelligent electric regulating valve	Only	1	Equal percentage characteristics Built-in servo amplifier, rare earth permanent magnet synchronous motor , small size, large torque. Working voltage 24VAC, input current 4-20mADC (USA)	Equal percentage characteristics, built-in servo amplifier, rare earth permanent magnet synchronous motor, small size, large torque, more expensive than ordinary electric valves
water pump magnetic pump	tower	1	No leakage, low noise, two-phase 220VAC, 250W.
water pump magnetic pump	tower	1	No leakage, low noise, three-phase 220VAC, 250W.	WB50/025
Small frequency converter	Only	1	Input power supply: 220VAC, 50Hz; Output: three-phase 220VAC0.4Kw; Output frequency range: 0-250Hz, actual application setting is 50/60Hz; Signal input: 4-20mADC.	FR-D720
touchscreen	Only	1	5.7 inches, resolution 800	TP177B
temperature control module	set	1	Fully isolated single-phase AC thyristor voltage regulation module; control signal: 4-20mADC.	Self-designed, reliable and safe performance
heating ring	Only	1	Power: 1800W, 220VAC.

sensor transmitter
Diffused silicon pressure (level) transmitter	Only	2	Imported diffused silicon isolation probe. 0.5 level accuracy; output signal: choose 4-20mADC (two-wire system); connector and shell material: st*nless steel (1Cri18Ni9Ti).	DYK73
Pressure Transmitters	Only	1	Imported diffused silicon isolation probe. 0.5 level accuracy; output signal: choose 4-20mADC (two-wire system); connector and shell material: st*nless steel (1Cri18Ni9Ti).	DYK73
Pt100 temperature sensor and temperature transmitter	set	1	Pt100: Class A; Temperature transmitter: 0.5 level accuracy, 0-100°C.	Pt100
Turbine flow meter and flow transmitter	set	2	(1) Range: select 0-800L/h; (2) Output signal: 4-20mADC; (3) Accuracy: 0.2 level.	LWGYA-10

control unit
CPU with Ethernet communication module	set	1	M*n control unit	6ES7 315-2EH14-0AB0
Power module	set	2	Working power supply	PS5A
substrate	piece	1	Install the rack	6ES7 3901AE80-0AA0
DI module	indivual	1	Digital input module	6ES7 321-1BH01-0AA0
DO module	indivual	1	Digital output module	6ES7 322-8BH01-0AB0
AI module	indivual	1	Analog input module	6ES7 331-7KF02-0AB0
AO module	indivual	1	Analog output module	6ES7 332-5HD01-0AB0
switch	indivual	2		NS105D
programming cable	strip	1	Communication Cable	PC/MPI

Software system
plc control software	set	set
Network control software	set	1

Other equipment
Light blue transparent plexiglass water tank for experiment	Only	2	Two round plexiglass water tanks, thickness 8mm, 200200300
St*nless steel temperature control experimental box	Only	1	It consists of a heating box, a cooling box, an overflow box, a heating ring, Pt100, and a temperature transmitter. There is a water-free power-off protection device in the heating box to prevent the temperature from drying out.
St*nless steel water tank	Only	1	It has a unique structural design and st*nless steel filter, which is easy to remove and clean.
Automatic water supply and dr*nage device for water storage tank	set	1	Automatic water supply and dr*nage reduces the work of experimental teachers
Pipeline, disturbance system	set	1
All st*nless steel pipes and accessories increase the service life of the equipment.	set	1	The processing
Experiment cabinet	tower	1	2000mm (height) × 800mm (length) × 1850mm (width); fully open design, beautiful and elegant, easy to operate and mntn
Experimental benches and experimental stands	set	1	External processing: 800mm (height) × 600mm (length) × 1700mm (width)

The system forms a network, and one teacher computer can control multiple student computers to achieve data sharing. Realize remote network control.

5. Experiment catalog:
Characteristic experiment
1. Water tank single capacity characteristic experiment
2. Water tank dual capacity characteristic experiment
3. Upper and lower water tank dual capacity characteristic experiment
4. Electric valve flow characteristic experiment
5. Frequency converter flow characteristic experiment
6. Temperature characteristic experiment
7. Pressure characteristics experiment
Single loop control experiment
1, Liquid level control
2, Electric regulating valve branch single volume liquid level control experiment
3, Frequency converter branch single volume liquid level control experiment
4, Headwater tank dual volume liquid level control experiment
5 , Upper and lower water tank dual-capacity liquid level control experiment
6. Electric regulating valve branch flow control experiment
7. Frequency converter branch flow control experiment
Cascade control experiment
1. Dual-capacity cascade control experiment
2. Upper water tank liquid level and electric valve branch Channel flow cascade control experiment
Ratio control experiment
1. Single closed-loop ratio flow control experiment
2. Follow-up flow ratio control experiment
Feedforward feedback control experiment
1. Lower tank liquid level flow feedforward feedback control experiment
2. Boiler liner temperature flow forward Feedback control experiment
Frequency conversion constant pressure water supply tr*ning
Industrial control configuration software configuration control tr*ning

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