Pursuant to Article 116 of the Energy Law
CHAPTER 4: TECHNICAL REQUIREMENTS FOR CONNECTION AND INTER-
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Serbian Grid Code-1-43
CHAPTER 4: TECHNICAL REQUIREMENTS FOR CONNECTION AND INTER-
CONNECTION TO TRANSMISSION SYSTEM .................................................................... 27 4.1. INTRODUCTION ................................................................................................................... 27 4.2. TECHNICAL REQUIREMENTS FOR CONNECTION AND INTER-CONNECTION OF ALL TYPES OF FACILITIES ............................................................................................ 27 4.2.1. Technical criteria ............................................................................................................. 27 4.2.2. Connection/interconnection scheme ............................................................................... 27 4.2.3. Voltage ............................................................................................................................ 28 4.2.4. Frequency ........................................................................................................................ 30 4.2.5. THE DEVICE FOR BREAKER ON/OFF CONTROL .................................................. 30 4.2.6. REACTIVE POWER ABSORPTION FROM TRANSMISSION GRID....................... 30 4.2.7. QUALITY OF THE VOLTAGE WAVE ....................................................................... 30 4.2.7.1. Current asymmetry .................................................................................................. 30 4.2.7.2. Higher harmonics .................................................................................................... 31 4.2.7.3. Flickers .................................................................................................................... 31 4.2.8. PARTICIPATION IN THE TRANSMISSION SYSTEM DEFENCE PLANS ............. 31 4.2.9. COMMUNICATION AND REAL-TIME DATA INTERCHANGE ............................ 31 4.2.10. CONTROL CENTRE OF THE TRANSMISSION SYSTEM USER .......................... 32 4.2.11. Protection ...................................................................................................................... 33 4 4.2.11.1. INTRODUCTION ................................................................................................ 33 4.2.11.2. Selection of the type of protection devices for 110 kV transmission system ........ 33 4.2.11.3. Selection of the type of protection for connection to 220 kV and 400 kV levels of transmission grid .................................................................................................. 36 4.2.11.4. Protection settings ................................................................................................. 36 4.2.11.5. Protection zones .................................................................................................... 36 4.2.11.6. Clearing times ....................................................................................................... 36 4.2.11.7. Automatic reclosure (AR) ..................................................................................... 37 4.3. ADDITIONAL TECHNICAL REQUIREMENTS FOR GENERATION UNITS ................ 37 4.3.1. Introduction ..................................................................................................................... 37 4.3.2. TRANSMISSION GRID CONNECTION...................................................................... 38 4.3.3. SYNCHRONIZATION TO THE TRANSMISSION GRID .......................................... 38 4.3.4. REAL-TIME DATA EXCHANGE ................................................................................ 38 4.3.5. DELIVERY OF ACTIVE POWER TO THE TRANSMISSION GRID ........................ 39 4.3.6. PRIMARY, SECONDARY AND TERTIARY CONTROL .......................................... 40 4.3.6.1. Primary control ....................................................................................................... 40 4.3.6.2. Secondary control ................................................................................................... 40 4.3.6.3. Tertiary control ....................................................................................................... 41 4.3.7. Voltage Control ............................................................................................................... 41 4.3.8. DISCONNECTING OF THE GENERATION UNIT FROM TRANSMISSION GRID42 4.3.8.1. Disconnecting of the generator due to frequency deviation .................................... 42 4.3.8.2. Disconnecting of the generator due to voltage deviation ........................................ 42 4.3.9. Behaviour of the generation unit in case of disturbance ................................................. 43 4.3.9.1. Transient stability in case of short circuits in the transmission grid ....................... 43 4.3.9.2. Transient stability due to small disturbances .......................................................... 43 4.3.9.3. Generator tripping to auxiliary supply .................................................................... 43 4.3.9.4. Capability for black start of the generator ............................................................... 43 4.3.9.5. Capability of the island mode of operation of the generator ................................... 43 4.3.10. Stability ......................................................................................................................... 44 Download 0.65 Mb. Do'stlaringiz bilan baham: |
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