Thực hành lập file mô phỏng và tính toán ổn định trên Phần mềm PSSE.NỘI DUNG CHÍNH PHẦN 9 (Dynamic Simulation Principles): 1. Dynamics Model Raw Data File. 2. Generator Models. 3. Model Verification. 4. Model Verification.
eBook for You TRANSMISSION & DISTRIBUTION A Division of Global Power POWER SYSTEM STABILITY CALCULATION TRAINING Day D 4- D Dynamic Si l ti Principles Part i Simulation P i i l P t Prepared by: Mohamed El Chehaly July 9, 2013 OUTLINE • Model Verification • Performance Verification eBook for You • Dynamic File DYNAMIC FILE eBook for You DYNAMIC FILE Dynamics Model Raw Data File y Contents A group of logical records that defined the location of a dynamic equipment model (by bus, machine, load, dc line…) Name of the model used Th constant parameters of each model (CON The t t t f h d l and ICON) eBook for You Description of DYR file: DYNAMIC FILE Dynamics Model Raw Data File y Contents Each record must have the model name enclosed in single quotes and must be terminated by a slash (/) A record may occupy more than one line in the file y pp y Data records may appear in any order Text file can be used to write the DYR file eBook for You Notes regarding the writing of the DYR file: DYNAMIC FILE Dynamics Model Raw Data File y Contents Assigns storage locations for each model Places the constant parameters associated with p each model in the CON and/or ICON arrays Builds the model connection table arrays for plant-related, load-related, li relay, FACTS l t l t d l d l t d line l device, DC line and switched shunt models Builds CONEC and CONET subroutines eBook for You Activity DYRE: DYNAMIC FILE Dynamics Model Raw Data File y Contents Device models: attached to specific equipments p q p in power flow (models of generators, loads …) Only one device model per equipment 2 Protection models and models attached to power flow: more than one model can be attached to an equipment but not of the same type Miscellaneous model: unattached that may or may not be associated to an equipment Several models can be associated to one equipment (under/over voltage/frequency generator relays) eBook for You Dynamic models classified in categories DYNAMIC FILE Dynamics Model Raw Data File y Contents BUSID: bus number or name DC line name or name, FACTS device name (in single quotes), area, zone, owner or zero ‘model name’: name of the model, limited to sixteen characters and must be enclosed in single q g quotes Data list: Constant parameters associated with the model Must be specified in the order in which constants are li t d on th d t sheets hi h t t listed the data h t eBook for You General format for categories and DYNAMIC FILE Dynamics Model Raw Data File y Contents IM: machine ID Models associated with loads IL: load ID eBook for You Models associated with plants wind plants, machines and induction machines 10 DYNAMIC FILE Generator Models GENROU: Round rotor generator model GENSAL: Salient pole generator model eBook for You GENCLS: Classical generator model 98 PERFORMANCE VERIFICATION Exciter Response Ratio Test eBook for You EFD Plot 99 PERFORMANCE VERIFICATION Exciter Response Ratio Test eBook for You Eterm Plot 100 PERFORMANCE VERIFICATION Exciter Response Ratio Test eBook for You EFD Plot (TB = 10s) 101 PERFORMANCE VERIFICATION Exciter Response Ratio Test eBook for You Eterm Plot (TB = 10s) 102 PERFORMANCE VERIFICATION Response of the governors to a step change in load h i l d Governors should be initialized to about 0.8 pu Load step should be 0.1 pu Si l ti should be at least seconds Simulation h ld b t l t d for steam turbine and 15 seconds for gas and hydro units All units should have well damped response eBook for You Governor Response Test 103 PERFORMANCE VERIFICATION eBook for You Governor Response Test 104 PERFORMANCE VERIFICATION Governor Response Test Specify bus number: 100 (if not specified all machine buses are selected) Create a channel output file: BPL_GOV.out Click on Initialize: this activity overrides the initial generator loading and initialize the unit to specified loading eBook for You Specify initial loading: 0.8 p y g 105 PERFORMANCE VERIFICATION Governor Response Test Initialization Step Step St Step eBook for You Step 106 PERFORMANCE VERIFICATION Governor Response Test Run to seconds Open output file Plot speed deviation and Pmec eBook for You Run to 100 seconds 107 PERFORMANCE VERIFICATION Governor Response Test eBook for You Speed deviation 108 PERFORMANCE VERIFICATION Governor Response Test eBook for You Pmec Plot 109 PERFORMANCE VERIFICATION Governor Response Test eBook for You Speed deviation (Tr = 3s) 110 PERFORMANCE VERIFICATION Governor Response Test eBook for You Pmec Plot (Tr = 3s) QUESTIONS? eBook for You 111 WE CARE about the health and safety of our employees, of those who work under our care, and of the people our projects serve WE CARE about our employees, their personal growth, career development and general wellwell being WE CARE about the communities where we live and work and their sustainable development, and we commit to fulfilling our responsibilities as a global citizen WE CARE about the environment and about conducting our business in an environmentally responsible manner WE CARE about the quality of our work eBook for You WE CARE embodies SNC-Lavalin’s key corporate values and y p beliefs It is the cornerstone of everything we as a company Health and safety, employees, the environment, communities and quality: these values all influence the decisions we make every day And importantly, they guide us in how we serve our clients and therefore affect how we are perceived by our external partners WE CARE is integral to the way we perform on a daily basis i b th b i It is both a responsibility and a source of satisfaction and ibilit d f ti f ti d pride by providing such important standards to all we ... at bus 201 39 DYNAMIC FILE Models Used for Dynamic File eBook for You Exciter at bus 201 40 DYNAMIC FILE Models Used for Dynamic File eBook for You Governor at bus 201 41 DYNAMIC FILE Models... Used for Dynamic File eBook for You Generator at bus 201 37 DYNAMIC FILE Models Used for Dynamic File eBook for You Generator at bus 201 38 DYNAMIC FILE Models Used for Dynamic File eBook for... line in the file y pp y Data records may appear in any order Text file can be used to write the DYR file eBook for You Notes regarding the writing of the DYR file: DYNAMIC FILE Dynamics