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Publications and Patents

Technical Papers

1.

K. Sadek et al.: New Aspects for Simulating HVDC - Systems, ETZ-A, Vol. 91, 1970

2. K. Sadek: Digital Simulation of Bipolar HVDC Multiterminal Operation with four Converter Stations and total Control System, IEEE PES Summer Meeting, July 1973

3.

K. Sadek: Simulation of HVDC Multiterminal Systems, IFAC-Symposium on Control in Power Electronics, Oct. 1974

4.

K. Sadek et al.: Simulation of Technical Systems, Book, Chapter 6.3.2, Editor : Dr. Schoene, published by C. Hanser, Munich/Wien,1974

5.

K. Sadek et al.: System Aspects of the Application of Static VAr Systems, IEEE Conference, Winnipeg (Canada), July 1980

6.

K. Sadek et al.: Load Change and Load Rejection Voltage Fluctuation in HVDC Interconnected Power Systems, All India EHV Forum , Bombay (India), Dec. 1981

7.

K. Sadek et al.: Use of Static Reactive Power Compensator in Power Systems, Brown Boveri Rev., March 1982

8.

K. Sadek et al.: Design of Back to Back HVDC Stations, VII Seminario Nacional de Producao e Transmissao de Energia Electrica Balneario Camboria - SC Brazil

9.

K. Sadek et al.: Concepts for Power Electronic Systems used In Power Transmission Brown Boveri Rev., Vol. 70, pp. 87 -92, Jan./Feb. 1983

10.

K. Sadek et al.: AC System Representation Relevant to AC Filtering and Overvoltages for HVDC Applications, CIGRE 14-08, 1984

11.

K. Sadek et al.: Advanced Scheme for AC Voltage Control at HVDC Converter Terminals IEEE PES T & D - Conference, Kansas City (USA), April 1984

12.

K. Sadek et al.: A New Approach for the Analysis and S olution of AC Voltage Stability Problems at HVDC Terminals, International Conference on DC Power transmission, Montreal (Canada), June 4-8, 1984

13.

K Sadek et al.: Insulation Coordination with Zno-Arresters for the Chateauguay HVDC Scheme,International Conference on DC Power Transmission, Montreal , 1984

14.

K. Sadek et al.: Application and Integrated Performance Aspects of Static Var Systems in Connection with HVDC, International Conference on DC Power Transmission, Montreal (Canada), June 4 - 8, 1984

15.

K. Sadek et al.: Blackwater HVDC Back-to-Back Tie/USA, Design and Commissioning IEEE Conference on AC and DC Power Transmission, London UK, Sep. 1985

16.

K. Sadek et al.: Calculation of AC/DC Non - Characteristic Harmonics considering Unbalances, Smoothing Reactor and Superimposed 60 Hz Component, IEEE Conferences Montech 1986, Montreal (Canada), Oct. 1986

17.

K. Sadek et al.: Special Design Aspects for Harmonic Double Tuned Filters used in HVDC Converter Stations,IEEE Conferences Montech 1986, Montreal, 1986

18.

K. Sadek et al.: AC/DC Harmonic Interaction in HVDC Systems,Harmonics in Power Systems., ICHPS V International Conference on Volume , Issue , 22-25 Sep 1992

19.

K. Sadek et al.: Advanced Series Compensation (ASC) with Thyristor Controlled Impedance, CIGR`E 14/37/38-05, August 1992.

20.

K. Sadek et al.: CalculaAdvanced Series Compensation (ASC) with Thyristor Controlled Impedance, CIGR`E 14/37/38-05, August 1992.

21.

K. Sadek et al.: Development and Synthetic Tests of a MOV Thermal Model for Series Compensation. Digital Power System Simulators, 1995, ICDS apos;95., International Conference.

22.

K. Sadek et al.: Harmonic Transfer in HVDC - Systems under unbalanced conditions, EPE Spain, 1995

23.

K. Sadek et al.: A Stability Model for the Advanced Series Compensator (ASC), IEEE Transactions on Power Delivery, Vol. 11, No. 2, April 1996, pp. 1128-1137.

24.

K. Sadek et al.: Capacitor commutated converter circuit configurations for DC Transmission, IEEE 1998

25.

K. Sadek et al.: Harmonic transfer in HVDC systems under unbalanced conditions Power Systems, IEEE Transactions on Volume 14, Issue 4, Nov 1999

26.

K. Sadek et al.: Analysis and Elemination of Third Harmonic Oscillation in Capacitor voltages of 3-Level Voltage Source Converters, IEEE 2000

27.

K. Sadek et al.: GPFC - Grid Power Flow Controller, Description and Applications IEEE Chicago, 2002

28.

K. Sadek et al.: Active filters in HVDC Systems: actual cencepts and application Experience, Power System Technology, PowerCon 2002

29.

K. Sadek et al.: SCCL , A New type of FACTS Based Short Circuit Current Limiter for Application in HV Systems, CIGRE 2004.

30.

K. Sadek et al.: Application of Grid Power Flow Controller (GPFC) in A Back to Back Project, CIGRE, 2004

31.

K. Sadek et al.: Many other Publications on HVDC & FACTS

 

 

Patents

 

Nr Patent Number Title of Patent Date issued
1 EP2901263.3 Control Method for HVDC Back-to-Back Jan. 1979
2 US 4200907 Method of taking a pole of a high-voltage d-c transmission station out of service April , 1980
3 European Patent Office European Patent Office Circuit for Compensation of Reactive Power in AC Systems Nov. 1982
4 EP84100127.4 Circuit for Fast Discharge of Thyristor Switched Capacitors in Static Compensator Feb. 1984
5 EP84111264.2 AG Filter Circuits Oct. 1984
6 EP85106464.2 Control Method to reduce Dynamic Overvoftages in AC Systems July 1985
7 US 4555658 Circuit arrangement for the compensation of reactive power in an electrical alternating-current Nov , 1985
8 US 4567424 Reactive power compensator with capacitor and capacitor discharge circuit Jan. , 1986
9 US 4622474 Alternating-current filter circuit arrangement Nov, 1986
10 US 4639846 Method and compensating device for compensating current oscillations Jan, 1987
11 US 4685044 Method and apparatus for suppressing resonance phenomena in the A-C network on the inverter side Aug, 1987
12 US 4689733 Method for reducing dynamic overvoltages in an alternating-current system to which a direct-curr Aug, 1987
13 US 5731965 Power line harmonic reduction by hybrid parallel active/passive filter system with square wave inverter and DC bus control Aug, 1987
14 US 5910889 Hybrid active power filter with programmed impedance characteristics Aug, 1987
15 DE1992/001063 PROCESS AND DEVICE FOR DETERMINING THE ORDINAL NUMBERS OF NON-CHARACTERISTIC HARMONIC CURRENTS AND FOR COMPENSATING June.1994
16 DE1995/000755 DEVICE FOR LIMITING THE SHORT-CIRCUIT CURRENT IN A POWER-DISTRIBUTION NETWORK June.1994
17 EP94113222.7 Hochspannung-Gleichstrom-Anlage April 1995
18 EP19930901594 Current oscillations compensation method and device Dec, 1996
19 US 5780939 Method and apparatus for determining orders of non-characteristic harmonic currents, and for com July, 1998
20 US 5907234 Thyristor-switched capacitor bank May , 1999
21 US 6385063 Hybrid filter for an alternating current network May, 2002
22 US 6867570 Circuit arrangement for the static generation of a variable electric output March , 2005
23 DE102005/012371A1 Zwölfpuls-Hochspannungsgleichstromübertagung Sept, 2006
24 EP2007/062324 DEVICE FOR FLEXIBLE POWER TRANSMISSION AND DEICING OF A HIGH-VOLTAGE POWER LINE Nov, 2007
25 US 08264102 DEVICE FOR ADJUSTING THE IMPEDANCE OF A HIGH VOLTAGE LINE Nov, 2007
26 US 6867570 Circuit arrangement for the static generation of a variable electric output. Aug. , 2010
27 US 7881078 Twelve-pulse HVDC Transmission Feb., 2011
28 US 6385063 Device for flexible power transmission and deicing of a high-voltage power line by means of direct current Sept. , 2012
   
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