LIGHTNING PROTECTION RESEARCH PROJECTS:

• Study on Lightning Performance of Wind Turbine Blade Specimen
  Study on the electrical degradation of Wind Turbine Blades.
  Principal Investigator: Dr. S. Grzybowski.

• Evaluation of Emission Current from Static Dissipation Elements
  Study of the emission current from static dissipation element, spline ball ionizer at DC voltage, lightning impulse and switching impulse for positive and negative polarities.
  Principal Investigator: Dr. S. Grzybowski.

• Investigation on the Electrical Strength of the Distribution Line Elements Under Steep Front, Short Duration Pulses
  Study on the CFO voltage and V-t characteristics of the 15 kV Distribution Insulators, and Insulators plus Wood Crossarm under Steep Front, Short Duration Pulses, and 60/150 ns.
  Principal Investigator: Dr. S. Grzybowski.
   

  	V-t Characteristics of ANSI 55-4, plus  0.5 ft. and plus 1.0 ft.            Wood Crossarm, Positive Polarity, Wet Condition.

• Investigation on Lightning Performance of Aerostat
  Investigation of lightning protection system of aerostat
  Principal Investigator: Dr. S. Grzybowski.
   
   
                                                                                                                     
•  Lightning Protection of Naval Ships
  Investigation of lightning protection system of naval ships
  Principal Investigator: Dr. S. Grzybowski.
   

  1 m above the sea level                                                                         1 m above the sea level

                                           3 m above the sea level                                                                        3 m above the sea level

• Study of Laser Triggered System for Lightning Discharges
  To determine the ability of laser triggered system for lightning protection
  Principal Investigator: Dr. S. Grzybowski.
   

• Laboratory Study of Franklin Rod Lightning Protected Zone
  To determine the lightning protected zone for negative and positive lightning strokes
  Principal Investigator: Dr. S. Grzybowski.
   

  Protection Zone

• Investigation of Early Streamer Emission Air Terminals
  Study on effectiveness of early streamer emission air terminal for lightning protection
  Principal Investigator: Dr. S. Grzybowski.
   

• Lightning Protection of Electrical Power Systems
  To improve lightning protection of transmission and distribution lines and substations
  Principal Investigator: Dr. S. Grzybowski.
   

  Lightning Leader Location for Transmission Line Models Invesigated Simultaneously

• Evaluation of Aging Process in Transmission and Distribution Arresters
  To estimate the electrical performance of arresters
  Principal Investigator: Dr. S. Grzybowski.
   

• Fiberglass Distribution Line Pole
  To determine lightning impulse strength of fiberglass distribution line poles
  and study the electrical degradation of fiberglass pole.
  Principal Investigator: Dr. S. Grzybowski.

                                             The CFO voltages of the fiberglass and wood poles                            The Added CFO voltages by fiberglass and wood poles to 15 kV polymer                                                      under wet conditions and positive polarity                                                      suspension insulators under wet condition positive polarity

• Critical Flashover Voltage of Composite Insulation
  To determine lightning impulse strength of composite insulation on transmission and distribution lines
  and to develop method for such insulation design, wood or polymer crossarm, wood or polymer pole.
  Principal Investigator: Dr. S. Grzybowski.
   

  Added CFO Voltage to 15 kV Polymer Insulator by Fiberglass or Wood Pole, Wet Condition, Positive Polarity

  Added CFO Voltage to Porcelain Pin Insulator by Polymer or Wood Crossarm, Wet Condition, Positive Polarity

• Air Clearances in High Voltage Substation
  To investigate lightning and switching impulse performance of high voltage substations so
  as to upgrade the substations insulation
  Principal Investigator: Dr. S. Grzybowski.
   

   

   

   

  HIGH VOLTAGE INSULATION RESEARCH PROJECTS:

• Study on AC Withstand Voltage, Lightning and Switching Critical Impulse Voltage (CFO),
  Visual Corona and Radio Influence Voltage (RIV) on Transmission Line Assemblies upto 500 kV. 
  Study of factors influencing the Electrical Strength, RIV and Corona on EHV Equipments
  Principal Investigator: Dr. S. Grzybowski.
   

   

• Study on AC Withstand Voltage, Lightning and Switching Critical Impulse Voltage (CFO),
  Visual Corona and Radio Influence Voltage (RIV) on Switchgears upto 500 kV. 
  Study of factors influencing the Electrical Strength, RIV and Corona on EHV Equipments
  Principal Investigator: Dr. S. Grzybowski.
   

   

• Study on Electrical  Degradation of XLPE and EPR High Voltage Cable Insulation 
  Studies of electrical aging phenomena and dielectric degradation of XLPE and EPR cables insulation
  caused by lightning and switching impulses
  Principal Investigator: Dr. S. Grzybowski.
   

   

• Accelerated Aging of Wires under Pulse Frequency and High Temperature
  Investigation of the electrical performance of  wires under combined electrical-thermal and high frequency pulse stresses
  Principal Investigator: Dr. S. Grzybowski

MW Test System

Pulsating Frequency

Weibull Probability of Breakdown Time

• Electrical Strength and Aging of Polymer Insulation in HV Devices Under DC, AC,
  and DC superimposed with AC Voltages
  Investigation of the electrical performance of polymer insulation in HV devices under dc-ac excitation
  Principal Investigator: Dr. S. Grzybowski.
   

  DC-AC Aging Setup of Encapulsated HV Coils

  Weibull Probability of Breakdown Time

• Electrical Strength of XLPE High Voltage Cables Under DC, AC,
  and Combined DC-AC Voltages
  Investigation of breakdown voltage of polyethylene high voltage cable insulation under dc-ac excitation
  and to develop a new method for evaluation of the cable insulation
  Principal Investigator: Dr. S. Grzybowski.
   

• Electrical Performance and Aging of High Voltage Polymer Insulators
  Investigation of the degradation process in high voltage polymer insulators
  Principal Investigator: Dr. S. Grzybowski.
   

• Electrical Performance and Aging of Transmission Line Fiberglass Crossarms
  Studies of aging phenomena caused by UV radiation, contamination and dielectric degradation
  of fiberglass crossarms used in transmission lines 
  Principal Investigator: Dr. S. Grzybowski.
   

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