110 likes | 350 Views
EMI-EMF update. Recent achievement and work going on in relevant WG’s Jean Hoeffelman ELIA- Belgium. CIGRE-CIRED. WG C4.04 « EMC and EMF – general aspects » Guides and tutorials Guide on EMC in power plants and substations (1997) Magnetic field in HV cable systems (1996)
E N D
EMI-EMF update Recent achievement and work going on in relevant WG’s Jean Hoeffelman ELIA- Belgium
CIGRE-CIRED WG C4.04 « EMC and EMF – general aspects » Guides and tutorials • Guide on EMC in power plants and substations (1997) • Magnetic field in HV cable systems (1996) • Guides on EMF and Corona (1974-1980-1997)
EMC (EMI) • « EMI characterization of HV substations:updated data and influence on immunity assessment » (Cigré 2002) • Position paper on transient immunity tests • Proposals for in situ testing
EMF • TF C4.04.01: Measurements and modeling • TF C4.04.02: Magnetic field mitigation techniques • TF C4.04.03: Magnetic field indices
Link with IEC and Cenelec • IEC TC 77 and SC 77 B • 61000-6-5: Immunity for power station and substation environment • TC 106 and 106X: EMF associated with human exposure
CIGRE-CIRED WG C4.02 « EMC with telecommunication circuits, LV systems and metallic structures » Guides and tutorials • Guide on the influence of HV AC Power Systems on Metallic Pipelines (1995) • Methods for measuring the earthing of transmission towers equipped with earth wires (2003 ?) • Guides for AC corrosion on metallic pipelines due to the influence of ac power lines (in preparation)
WG C4.02 • Non constant fault current • Harmonic currents • GSM base station on power towers(collaboration with WG C4.04 and with ITU-T)
Link with ITU-T: SG5: Protection against electromagnetic environment effects • Guidelines: « Directives » • Standards: « Recommendations » • K33: Limits for people safety • K53: Values for establishing responsabilities • Kbsp: Radio base stations on power line towers
Link with Cenelec • TC 210 and TC9X • prEN 50351Limits relating to the influence of electric power supply and traction systems on telecommunication systems • prEN 30352Basic Std for calculation and measurement methods…
Standardization IEC • SC 77 B: revision of 61000-4-12 (oscillatory wave) • CISPR G: includes PLC • CISPR B: includes interferences from HV equipment • TC 99: 61936-1 (Earthing systems for HV installations) cf. CLC HD 637 S1
IEC • TC 106 Methods for the assessment of electric and magnetic fields associated with human exposure • WG1: Basic standards: « Measurement and calculation methods for LF E and M fields and induced currents » • WG2: Product standards • WG5: Generic standards