DY-201 Water Environment Monitoring and Treatment Technology Comprehensive Training Device

Release time：2024-06-22 14:30viewed：times

1. Product Overview
The comprehensive tr*ning platform for water environment monitoring and treatment technology can meet the experimental tr*ning teaching of environmental-related majors such as "water environment monitoring and treatment", "environmental monitoring and control technology", "environmental engineering technology", "clean production and emission reduction technology", and " water supply and dr*nage engineering technology" offered by vocational colleges, and meet environmental protection standards. The tr*ning platform should adopt a modular combination design to form at least five modules: water supply process, A/O process, A2/O process, SBR process, and MSBR process. Each module should be able to be tr*ned independently or combined into a variety of sewage treatment processes for comprehensive tr*ning. The platform should adopt a variety of control methods, which can be operated manually or automatically. Through the operation of the tr*ning platform, students can be assessed on the selection of relevant sewage treatment system solutions, process design, equipment and component installation, pipeline connection, power and control circuit design and connection, water treatment process system whole machine debugging, and operation capabilities.
II. System requirements
1. Good materials: The object frame is made of at least 50mm×50mm st*nless steel square tube material, the organic glass device is made of at least 10mm thick light blue organic glass, the m*n pipeline is made of st*nless steel lined plastic composite pipe, the pipeline connector is made of copper galvanized material, and the card sleeve connection method is adopted. Other pipelines are transparent PU pipelines, and the connection adopts quick plug-in method.
2. Convenient to move: The bottom of the device is equipped with a universal wheel with brake.
3. Strong integrity: All components of the device are reasonably distributed and fixed on the st*nless steel frame, and the object and control system are designed in an integrated manner.
4. Safety protection: It has leakage voltage and leakage current protection devices, and its safety meets national standards; the mixer at the bottom of the steel frame is equipped with an organic glass waterproof protective cover to ensure safe operation.
5. Strong functionality: This system modularizes the organic glass reactor. During practical tr*ning, the relevant components can be selectively installed according to the corresponding functions of the organic glass reactor. The system can be connected to different water treatment processes through PU pipes, which is convenient for students to design pipeline connections for the process. It is easy to control and has two modes: automatic control and CRT manual control. The wiring of the electric control cabinet adopts wire plug-in connection, which is convenient and safe.
6. Strong expandability: A2/O system components are equipped with at least 18 expansion joints, and SBR system components are equipped with at least 10 expansion joints. You can select different expansion joints to tr*n various water treatment processes.
7. Strong controllability: The system can control the speed of the mixer according to the DO value; control the start and stop of the water pump according to the pH value; and control the operation of the system according to the liquid level. 8.
Compact layout and strong systematization: The layout of the real simulated industrial site, 4 water pumps are centrally arranged on the bottom plate of the st*nless steel frame, arranged vertically, 3 *r pumps are centrally arranged on the bottom plate of the st*nless steel frame, arranged horizontally, 3 liquid flow meters are centrally arranged on the rear pipeline, arranged horizontally, 3 panel-type gas flow meters are centrally arranged on the front panel operation panel, arranged horizontally, the upper sand settling tank of the steel frame, A2/O system components, and SBR system components are arranged in a stepped manner, and the lower secondary settling tank and dosing tank of the steel frame are arranged in a stepped manner.
3. M*n technical performance
1. Input voltage: single-phase AC 220V±10% 50Hz
2. Working environment: ambient temperature range is 0℃～＋40℃, relative humidity <85% (25℃)
3. System capacity: <2.0kVA
4. Dimensions: control cabinet is not more than 700mm×600mm×1800mm, platform is not more than 3010mm×800mm×1680mm
5. Maximum water treatment capacity: 4L/min
6. Maximum aeration capacity: 8L/min
7. Aerator: diaphragm microporous aeration disk (Φ8cm), a total of 10.
8. The ferrule joint consists of a joint body, 2 copper rings, a leather ring and a nut.
4. System composition and function
The comprehensive tr*ning platform for water environment monitoring and treatment technology consists of at least four parts: water supply system, object system, online monitoring system and control system. The monitoring software is matched with the host, using field bus sensors , using open field bus and industrial Ethernet to realize field data collection and information communication, and receiving field sensor detection signals with flexible and diverse distributed IO, which enhances the accuracy and flexibility of the system.
1. Control system: It is m*nly composed of electrical control cabinet, leakage protector, touch screen, knob switch, button, working status indicator, PLC programmable controller, relay, configuration monitoring software, etc., which can form a variety of process control system circuits according to the different plug-in connections of wires.
2. Water supply system: It is m*nly composed of st*nless steel large water tank, st*nless steel bracket, water tank level indicator and water inlet valve, etc., which are used for water source storage, configuration and supply.
3. Object system: The overall object platform of the device is designed with a st*nless steel frame. The m*n power system components are installed on the steel frame base. A st*nless steel sealing plate is welded on the upper part of the base. There are several small holes on the sealing plate to facilitate the dr*nage of accumulated water. The m*n organic glass reactor is reasonably arranged and installed on the upper and lower layers of the st*nless steel frame. It can be connected into a variety of water treatment process systems through st*nless steel composite pipes and PU pipes.
(1) The power system is m*nly composed of water pumps, fans, solenoid valves, mixers, etc.
(2) The organic glass reactor system is m*nly composed of organic glass grid regulating tank, organic glass horizontal flow sand settling tank, organic glass A2/O bioreactor, organic glass SBR tank, organic glass vertical flow sedimentation tank, organic glass sand filter column, organic glass dosing tank, etc.
(3) The aeration system is m*nly composed of fans, aeration plates, mixers, flow meters and pipelines.
4. Online monitoring system: m*nly composed of DO online instruments and sensors, PH online instruments and sensors, float liquid level switches, etc., which can realize the control of mixers, water pumps, fans, valves, etc.
The dimensions of the matching sheet metal wooden square stool are as follows: length × width × height = 360mm × 260mm × 450mm; The stool frame is welded with high-quality square steel pipes and high-quality cold-rolled steel plates with a thickness of at least 1.1mm, which is sturdy and durable; the sheet metal arc edge pressing and edge wrapping wood panel process is adopted, with a unique shape to prevent hand injuries and protect the stool surface; the surface of the stool frame is fully automatically degreased and electrostatically sprayed with plastic, with good anti-rust performance, environmental protection and health; the stool surface is made of high-density composite board with a thickness of at least 18mm, and the surface and edge are hot-pressed with fire-proof PVC at high temperature, which is safe and environmentally friendly; the adhesion of the metal spray p*nt (plastic) coating is ≥ level 2, the surface veneer layer of the wooden parts is ≥ level 3 for pollution resistance (acetone test time 16h), and the surface bonding strength of the edge banding strip of the artificial board is ≥ 0.4MPa); the stool feet are installed with polymer resin foot covers, which are non-slip and wear-resistant to protect the ground
5. Based on the design of unity3d, users can choose different sizes of interactive interfaces according to the computer configuration, and can choose six levels of image quality. The model in the software can be rotated 360°, enlarged, reduced, and translated. There are assistant prompts during the use of the software, the contents are as follows:
A. Wet alarm system
1. System overview: Overview of wet alarm system
2. Equipment recognition: It is equipped with the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (built-in 6 multiple-choice questions, with prompts for correct and wrong choices), and schematic diagrams (you can enter the equipment from the schematic diagram). The equipment includes: sprinklers, water flow indicators, signal butterfly valves, exhaust valves, fire alarm controls, high-pressure gauges, high-level water tanks, Wia control cabinets, pressure-stabilizing tanks, flow switches, terminal water testing devices, dr*nage facilities, water pump connectors, hydraulic alarms, time delays, wet alarms, butterfly valves, check valves, fire pumps, safety pressure-stabilizing valves, and fire water tanks.
3. Principle display: Display the working principle of the wet alarm system, 3D animation demonstration, and semi-transparent 3D models, so that the internal water flow can be seen. Equipped with practice module (built-in 4 multiple-choice questions, with prompts for correct and wrong choices)
4. Design layout: There are multiple-choice questions and calculation questions, each of which is scored, and the correct answer and score will be displayed after submission
B. Gas fire extinguishing system
1. System overview: Overview of gas fire extinguishing system
2. Equipment cognition: It is equipped with the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), practice (built-in 8 multiple-choice questions, with prompts for correct and wrong choices), schematic diagram (you can enter the equipment from the schematic diagram). The equipment includes: nozzle, HFC-227 storage bottle, bottle head valve, heptafluoropropane check valve, high-pressure hose, gas check valve, safety valve, weighing alarm, electromagnetic starter, selection valve, smoke alarm, fire alarm controller.
3. Principle display: Display the working principle of the gas fire extinguishing system, 3D animation demonstration, 3D model is semi-transparent, and the internal gas can be seen. Equipped with a practice module (built-in 3 multiple-choice questions, with prompts for correct and incorrect choices)
4. Design and layout: There are 6 multiple-choice questions, each with a score, and the correct answer and score will be displayed after submission
C. Escape drill: Teaching in the form of fun games, escaping from the burning room within a limited time, and wrong choices will directly enter the score interface.
V. Equipment configuration

Serial number	System Requirements	Equipment Name	Equipment specifications or models	quantity	unit
1.	Control System	Electrical control cabinet	Size: 70cm×60 cm×180cm; Material: Steel plate electrostatic spraying process; Function, thickness 1.5cm: Realize connection and control with objects and communication connection programming function with computers	1	indivual
		PLC controller and analog quantity	Standard CPU module, relay output, 220VAC power supply, 18 inputs/12 outputs	1	set
		Color touch screen	10 inches	1	tower
		Digital output modules	Output points: 8 points relay output	1	indivual
		Analog Input Modules	EM AE04, input channels: 4	2	indivual
		Analog output modules	EM AQ04, output channels: 4	1	indivual
		Low voltage electrical	Small relay	1	set
		*r switch	With leakage protector	1	indivual
		fuse	Fuse	1	indivual
		AC contactor	220V	1	indivual
		Operation switch	2-digit	2	indivual
		Switching Power Supply	Output: DC24V	1	indivual
		Working status indicator	220V	32	Only
		DO meter	Measuring range: 0~20.00 mg/L; 0~60℃ Resolution: 0.01mg/L; 0.1℃ Accuracy: ±1.5%FS; ±0.5℃, single-phase AC220V input, output signal: 4~20mA.	4	Only
		pH meter	Resolution: 0.01pH, accuracy: ±0.05 pH, ±0.03℃, automatic temperature compensation: 0～100℃(pH), single-phase AC220V input, output signal: 4~20mA.	1	Only
		Monitoring software	The design adopts MCGS configuration software, including system process flow demonstration, data display acquisition and processing, and equipment operation control.	1	set
		European wire rack	Dimensions: 530mm×430mm×1200mm, with five universal wheels	1	indivual
2.	water supply system	St*nless steel frame	Size: 221cm×80cm×170 cm, Material: 50mm×50mm st*nless steel pipe; Function: Fixing and placing the reactor	1	set
2.	water supply system	St*nless steel raw water tank	Size: Φ75cm×118cm Material: Made of 2mm stnless steel plate, the base is made of stnless steel pipe; Function: With liquid level indication function, providing water source for practical tr*ning	1	indivual
3.	power system	Magnetic drive pump	Single-phase AC220V; Power: 90W; Head: 8m; Flow: 8L/min; Function: sewage lifting, sludge return	4	indivual
		Electromagnetic diaphragm metering pump	Single-phase AC220V; Power: 16W; Head: 2m; Flow: 15L/h; Function: Adding and measuring medicine	1	indivual
		Stirring speed control system	Single-phase AC220V; Power: 25W/40W; Function: Mix sewage and chemicals evenly, stir and aerate	6	set
4.	Organic glass reactor system	Grille regulating pool	Size: 74cm×26cm×39 cm; Material: Made of 10mm organic glass plate; Function: The grid is mnly used to remove larger suspended solids in sewage treatment, and the regulating tank is mnly used to regulate the sewage water quality to make the effluent water quality more uniform.	1	tower
		Grit chamber	Size: 60cm×35cm×34cm; Material: Made of 10mm organic glass plate; Function: The system adopts a horizontal flow structure, m*nly to separate inorganic particles with relatively high density in sewage	1	tower
		Sand filter column	Size: Φ25cm×30cm; Material: 6mm thick organic glass cylinder; Function: intercept suspended solids and colloids in sewage	1	tower
		Secondary sedimentation tank	Size: Φ25cm×52cm; Material: Made of 6mm thick organic glass cylinder. Function: The system adopts a vertical flow structure, m*nly to separate inorganic particles with relatively high density in sewage.	1	tower
		Dosing tank	Size: 26cm×26cm×30cm; Material: 10mm organic glass plate; Function: m*nly for the configuration of some reagents in the sewage treatment process and adding them to the sewage	1	tower
		A2/O System Components	Size: 78cm×40cm×58cm; Material: Made of 10mm organic glass plate, the composition ratio of anaerobic tank, anoxic tank and aerobic tank is 1:1:3	1	tower
		SBR1 System Components	Size: 43cm×37cm×52cm; Material: 10mm plexiglass plate; Function: Complete the mixing, aeration, static sedimentation and decanting process of sewage in sewage treatment	1	tower
		SBR2 System Components	Size: 43cm×37cm×52cm; Material: 10mm plexiglass plate; Function: Complete the mixing, aeration, static sedimentation and decanting process of sewage in sewage treatment	1	tower
5.	Aeration system	Aeration head	Microporous aeration head: Φ8cm, function: to release the *r from the fan evenly into the sewage	10	Only
5.	Aeration system	Fan	Electromagnetic; Single-phase AC220V; Power: 185W; Maximum *r volume: 150L/min; Function: Aeration of biochemical pool	3	tower
6.	Online monitoring system	Decanter	Air weir type, size: Φ16cm×25cm; material: 2mm thick stnless steel; function: as the water shut-off and drnage function of the SBR system and the interception of scum and sludge	2	Only
		DO Sensor	0～20mg/L, 6-point external thread interface, function; real-time monitoring of dissolved oxygen content in regulating tanks, aerobic tanks, SBR1, SBR2 tanks, etc.	4	indivual
		pH Sensor	0～14, 6-point external thread interface; Function: Real-time online monitoring of pH value in the regulating pool	1	indivual
		Barometer	0.6-6L/min; Function: Measuring the *r flow of the fan and controlling the dissolved oxygen content in the reactor	3	Only
		Liquid flow meter	1～7L/min; Function: Measuring water inflow flow	3	Only
		Float level switch	24V input; Function: Control the water level, water pump and solenoid valve in the reactor, m*nly to prevent sewage overflow in the reactor	6	set
		Combined packing	Φ15cm	1	set
7.	Supporting Hardware	Accessories, pipe matching tools	Including short handle ball valve, long handle ball valve, brass gate valve, vertical check valve, horizontal check valve, automatic vent valve, solenoid valve, pagoda connector, PU pipe, metal wire pipe, bellows, male strght connector, female strght connector, female tee connector, elbow, stnless steel female elbow, stnless steel female tee, stnless steel male strght connector, stnless steel female strght connector, copper adapter, pneumatic connector, 6-point plastic plug, 4-point plastic plug, st*nless steel composite pipe, etc. Composite pipe cutter, plexiglass glue, syringe, tape measure, wrench, needle-nose pliers, raw material tape, hexagonal wrench, marker, cross screwdriver, flat screwdriver, power strip, multimeter, wire stripper, diagonal pliers, solder wire, electric soldering iron, soldering iron stand, scissors, PVC pipe scissors, etc.	1	set

6. The practical tr*ning projects that this set of equipment can support after installation and operation include:
Project 1. Drawing of system diagram and electrical control schematic diagram
        1. Drawing of system diagram
        2. Drawing of electrical wiring diagram according to electrical schematic diagram
Project 2. Installation and adjustment of sewage treatment equipment
      1. Installation of power system components such as water pumps, fans, metering pumps, stirring motors , etc.
      2. Cutting and installation of combined fillers
      3. Installation of auxiliary components such as float level gauges, solenoid valves, flow meters, aeration heads, etc.
Project 3. Process connection of sewage treatment equipment
      1. Design connection of A2/O sewage treatment system process
      2. Design connection of SBR sewage treatment system process
      3. Design connection of MSBR sewage treatment system process
Project 4. Connection and debugging of sewage treatment equipment control system
      1. Wiring of control system
      2. Programming of control system
      3. Debugging of target power system
      4. Realization of operation of the whole machine through program writing
Project 5. Use of online monitoring instruments
      1. Installation of DO and PH online sensors
      2. Calibration between sensors and instruments
      3. Power on to realize testing between instruments and sensors

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