Siemens Power System Consulting

Transcription

1 Siemens Power System Consulting Построение умных сетей распределения электроэнергии Intelligent Distribution Grids Minsk 10th of Restricted Siemens AG 2017 siemens.com/power-technologies

2 Siemens Power Technologies International - Overview Power System Consulting Grid design, planning, optimization and operational support Key Facts: founded in offices VENDOR NEUTRAL PAID CONSULTING TRUSTED ADVISOR ~400 employees ~250 consultants customers Energy Business Advisory Energy infrastructure strategy and process consulting Page 2 Simulation Software Best-in class tools for grid planning and simulation projects p.a. across all verticals

3 Two major trends are enforcing each other and are driving the transformation of the energy world Storage Energy efficiency District heating and cooling e-mobility Microgrid Engine Local resilience Distributed energy systems Adaptive protection Digital substation Distribution platforms Analytics Cyber security Dynamic Line Rating Data hubs Digitalization Transactive energy $ Distributed, closed-loop control Customer engagement Photovoltaics Onshore wind Small power plant Renewables and conventional New business models Page 3

4 From centralized, unidirectional grid Page 4

5 to distributed and bidirectional energy balancing Gas transport Gas supplier Gas station Gas distribution Smart building and thermal storage Rivate wind / solar Biomass Offshore wind park Gas storage Combined (cooling) heat and power Heater, chiller, heat station Microgrid controller Microgrid Diesel generator Onshore wind park Pumped hydro Thermal storage Onshore wind park District heating cooling Storage solutions Controllable transformer Electrical vehicle infrastructure Network control center Large scale PV plant Building / data center Nanogrid DC grid Fossil power plant Substation Substation Substation Page 5

6 Energy Management plays a key role in Siemens' future of innovating the electrical world Market development (illustrative) Digital transformation Globalization Digitalization Automation Urbanization Electrification Demographic change Climate change Today Mid term 2020 Power Generation Power Transmission, Distribution and Smart Grid Efficient Energy Application Imaging and In-Vitro Diagnostics Page 6

7 Obserevability of Dristribution Grids Circuit Breaker Load Breaker Oberation Center Traditional Grid Configuration Page 7

8 Challenges Page 8

9 Problem identification Two challenges cause the need for network expansion Voltage control Evaluation of U/U n Voltage on MV/LV-level are coupled Overload of grid equipment Evaluation of I/I th U/U n 110% 110% +2% (BDEW MS-Richtlinie) MV-Guideline) +1% +3% (VDE AR-N 4105) (102,5 ± 1,5) % -5% -1% -1% -10% DIN EN % -5% 90% HV/MVtransformer HS/MS- Transformator Local Ortsnetztransformator transformer network (ONT) MV-network MS-Netz LV-network NS-Netz Page 9 Problem mainly on low and medium voltage level Problem mainly on high voltage level

10 Planning example of a rural medium voltage grid Future supply task Situation 2020 Situation 2050 Additional DG-installation of factor 7 Network planning Option 1: On-load voltage controlled transformer Transformer in 2020 Transformer in 2050 Option 2: Active power control U/U n =106 % Impermissible high voltage in 2050 Extensive network expansion necessary Active power control in 2020 Active power control in 2050 Problem identification Page 10

11 Planning handbook for DSOs - New planning and operational principles for distribution networks Overloadofgrid equipment Voltage control P t I th Low and medium voltage High voltage Technologies for distribution networks Future supply task Network planning Situation 2020 Situation 2050 Option 1: On-load voltage controlled transformer Additional DG-installation of factor 7 Transformer in 2020 Transf ormer in 2050 Option 2: Active power control Net present value 2015 in million EUR 5,0 4,0 3,0 2,0 1,0 Conventional reinforcement Economic evaluation (for an example network) On-load voltage controlled transformer Active power control Active Power control + wide range control In 3 of 4 cases innovative technologies save over 65 % of the costs Evaluation based on 800 real network planning Conventional expansion: not economical Combined innovative operation achieves the most economical operation U/U n=106 % Impermissible high voltage in 2050 Extensive network expansion necessary Active power control in 2020 Active power control in ,0 Problem identification Planning example of a medium voltage grid Cable Innovative Compensation Page 11

12 Medium voltage Conventional extension is "luxury" Saving potential of innovative technologies Evaluation based on 800 real network planning Savings through use of innovative technologies 100 [%] % 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% Share of networks Selecting the most appropriate technology Moderate DG installation Voltage regulator / on-load voltage controlled transformer Higher long-term DG installation Smart Grid system - Active power control and wide area control - In addition, voltage regulator or on-load voltage controlled transformer Page 12

13 Project reference for the German Ministry of Economy Planning handbook for DSOs New planning and operational principles for distribution networks Unrestricted Siemens AG 2016 siemens.com

14 Summary Expansion planning should have a long-term and strategic focus. Flexibility and speed are in favor of the use of intelligent solutions. Any implementation of intelligence in distribution networks has an impact on high voltage networks Page 14

15 Netze BW Niederstetten Distribution Grid and its components Feeder: Vorbachzimmern NGC wide area control SLR voltage regulator Streichental Automatisation Rehhof Normal open point Furchgasse Rödlesweg Receiving substation Switching station 20-kV overhead line Standorf Steige 20-kV cable Am Bach SLR SLR SST Streichental Galgenberg Hauptstr 0 1 km NGC Receiving Substation Niederstetten Schwarzenbronn Page 15 Netze BW GmbH Vorstellung Pilotprojekt Niederstetten 15

16 Feel free to contact us! Dr. Carsten Böse Principal Key Expert EM DG PTI PSC Freyeslebenstr Erlangen Phone: +49 (9131) Mobile: +49 (172) carsten.boese@siemens.com Page 16