DYGN-RS hot water heating circulation system comprehensive experimental platform

Release time：2024-06-20 11:30viewed：times

1. Product Overview
"Comprehensive Tr*ning Device for Hot Water Heating Circulation System" takes intelligent instrument as the control core and host computer configuration software as the monitoring interface, which can display the working status and operating parameters in real time. The system is m*nly composed of three basic parts: electric hot water boiler, heating pipe and heat sink, and is equipped with expansion tank, circulating water pump, heat meter, self-operated differential pressure control valve, electric flow regulating valve, solenoid valve, automatic exhaust valve, temperature acquisition module, pressure acquisition module, flow acquisition module and other auxiliary equipment, which can form three different system forms: single-tube downstream type, single-tube leap type and double-tube upper supply and lower return type. It is suitable for teaching and tr*ning of related courses such as *r conditioning engineering, heating and ventilation and construction
majors in higher vocational colleges and vocational schools. II. Technical performance
1. Input power: three-phase four-wire ~ 380V ± 10% 50Hz
2. Working environment: temperature -10℃ ~ +40℃; relative humidity <85% (25℃) altitude <4000m
3. Device capacity: <10kVA
4. Equipped with voltage type leakage protection, current type leakage protection, grounding protection, safety in line with relevant national standards.
III. System configuration
1. Tr*ning table
The tr*ning table adopts a st*nless steel splicing structure, and the entire heating system is arranged on a mesh plate.
2. Hot water heating system
The system consists of electric hot water boilers, heating pipes, heat sinks, expansion tanks, circulating water pumps, heat meters, self-acting differential pressure control valves, electric flow control valves, solenoid valves, turbine flow sensors , pressure transmitters, temperature sensors and automatic exhaust valves.
The technical parameters of the m*n equipment are as follows:
(1) Electric hot water boiler
Rated power: 9kW
Heating area: 108m2
Heating capacity: 7740kcal/h
(2) Expansion water tank
Made of st*nless steel, equipped with a signal tube (for monitoring the water level in the water tank)
(3) Small hot water pump
Rated power: 95W
Rated head: 6m
Rated flow: 1.08m3/h
3. Control cabinet
Iron double-layer matte dense spray structure, solid structure. The front door adopts a transparent design, and the control components such as contactors and thermal protectors can be observed. The panel has a control switch knob, working status indicator, system flow chart and PLC host unit.
4. Virtual simulation software for electrical installation of building and intelligent building Based on unity3d design, users can choose different interactive interface sizes according to 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 practice module (built-in 3 multiple-choice questions, with prompts for correct and incorrect choices) 4. Design 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. IV. Practical tr*ning projects 1. Master the form, characteristics and connection method of the hot water heating system and the pipe network and users 2. Installation and commissioning of hot water heating system 3. Hot water heating user heat metering 4. Thermal condition adjustment 5. Application of configuration software V. Configuration list

Serial number	Name	M*n components, devices and specifications
1	Electrical control cabinet	Length × width × height: 600 × 600 × 1773m
2	Tr*ning Target	Length × width × height: 2200 × 700 × 2090 mm
3	Circulating water system	Small centrifugal hot water pump (rated power: 95W, rated head: 6m, rated flow: 1.08m3/h), 4 sets of radiators (inlet and outlet pipe diameter: DN20), 1 set of self-operated differential pressure control valve (installation method: threaded connection, nominal pressure: 1.6MPa, medium temperature: 0-150℃, pressure pipe length: 1.6m, pressure pipe connection end size: 3/4 pipe thread), 5 solenoid valves (working voltage: AC220V), 2 electric ball valves (working voltage: DC3.3V, inlet and outlet pipe diameter: DN15), 2 manual ball valves, Y-type three-way filter (material: brass), st*nless steel aluminum-plastic composite pipe and automatic exhaust valve
4	Electric heating boiler	Electric water heater (housing: st*nless steel, working voltage: AC380V, power: 2.0KW, water inlet and outlet diameter: DN20, water temperature setting: 40～95℃,)
5	Monitoring Instruments	Pointer AC voltmeter: range 0~450V; pointer AC ammeter: range 0~10A; pointer AC ammeter: range 0~0.5A. Pressure transmitter: range 0~100Pa, working voltage: DC24V, output signal: 4~20mA, wiring method: two-wire system Turbine flow transmitter: range 0.4~1.2m3/h, working voltage: DC24V, output signal: 4~20mA, wiring method: two-wire system Non-magnetic single-beam electronic heat meter: Measuring temperature range: 2~95℃, nominal pressure: 1.6MPa
6	CD	Force control configuration software, experimental instructions, user manual, etc.
7	Profile computer desk
8	Configuration Software
9	wrench	0-250mm
10	screwdriver	Cross
11	Hexagon wrench	6mm
12	Instruction Manual

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