DYFL-16 permanent magnet synchronous wind power grid-connected system and comprehensive automation skills training platform
Release time：2024-07-05 01:00viewed：times
1. Overview
The platform consists of five parts: synchronous generator set, unit control cabinet, transmission line and monitoring protection screen, infinite power system and impedance load. The teaching contents such as automatic devices, monitoring, power system operation, relay protection, etc. commonly used in the process of wind power generation grid connection are operated, tested and tested. The device adopts a fixed structure. This tr*ning platform is suitable for the practical tr*ning and experiments of relevant courses in various majors of power, electrical
and automation in colleges, technical secondary schools and technical schools, and can also be used for the tr*ning of professionals engaged in wind power generation in the power industry. 2. Features 1. All automatic devices use 7-inch color human-machine interface display, which is intuitive and clear 2. The automatic device combines indicator lights and buttons on the human-machine interface, which is beautiful, simple and easy to operate 3. The automatic device adopts software debugging and calibration, and the debugging personnel can debug without removing the panel 4. The system operation parameters can be directly set on the human-machine interface of the automatic device, and the operation status can be displayed in real time 5. It has perfect personal protection function 6. Virtual simulation software for electrical installation of building buildings and intelligent buildings Based on unity3d design, users can choose different sizes of interactive interfaces according to computer configuration, and can choose six levels of picture quality. The model in the software can be rotated 360°, enlarged, reduced, and translated. There are assistant prompts during the use of the software, as follows: A. Wet alarm system 1. System overview: Overview of wet alarm system 2. Equipment recognition: It has the best viewing angle, equipment det*ls (displaying the introduction or parameters of the equipment), exercises (6 built-in 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 regulators, flow switches, terminal water testing devices, dr*nage facilities, water pump connectors, hydraulic alarms, delays, wet alarms, butterfly valves, check valves, fire pumps, safety pressure regulators, and fire water tanks. 3. Principle display: Display the working principle of the wet alarm system, 3D animation demonstration, and semi-transparent 3D models to see the internal water flow. 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 wrong choices) 4. Design and layout: There are 6 multiple-choice questions, each with scores, and the correct answer and score will be displayed after submission . C. Escape drill: Teaching in the form of fun games, escape from the burning room within a limited time, and wrong choices will directly enter the score interface. III. Tr*ning Projects1 . Starting and running of prime moverl Speed regulating device operationl Speed regulating device and prime mover control2 . Electromechanical characteristics of generatorl No-load characteristic curve test of generatorl Short-circuit characteristic curve test of generatorl External characteristics and adjustment characteristics of generatorl Zero power factor load characteristics of generator3. Excitation control of synchronous generatorl Basic operation of microcomputer excitation devicel Observation of excitation voltage waveform at different α angles (control angle) l Starting of synchronous generatorl Control mode and its switching with each otherl Inverter demagnetization and demagnetization by tripping demagnetization switchl Volt-Hertz limitl Underexcitation limitl Strong excitation of synchronous generatorl Difference regulation characteristicsl Overexcitation limit4 . Quasi-synchronous parallel operationl Basic operation of microcomputer quasi-synchronous devicel Automatic quasi-synchronous condition testl Linear step voltage formation (phase-sensitive link) testl Leading time setting and measurement methodl Voltage difference, frequency difference and phase difference blocking and settingl Manual quasi-synchronous grid connectionl Semi-automatic quasi-synchronous grid connectionl Automatic quasi-synchronous grid connection
5. Single machine - Infinite system stable operation mode
l Single circuit steady state symmetrical operation
l Comparison of steady state symmetrical operation between double circuit and single circuit
l Single circuit steady state non-full-phase operation
6. Single machine with load
l Independent system characteristics
l Different load
switching l Single machine load shedding
7. Power system power characteristics (power angle) and power limit (static stability)
l Determination of power characteristics and power limit when there is no excitation adjustment
l Determination of power characteristics and power limit when excitation is manually adjusted
l Determination of power characteristics and power limit when microcomputer self-excitation
l Determination of power characteristics and power limit when microcomputer is separately excited
l Relationship between power transmission and power angle of single circuit and double circuit
l Improving static stability of power system
8. Transient stability of power system
l Effect of short circuit type on transient stability of power system
l Effect of fault removal time on transient stability
l Test of the effect of strong excitation on transient stability
l Line reclosing and its effect on system transient stability
l Asynchronous operation and resynchronization of synchronous generators
l Measures to improve transient stability of power system
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