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## INVESTIGATING THE EFFECTS OF DISC INSULATOR TYPE AND CORONA RING ON VOLTAGE DISTRIBUTION OVER 230- KV INSULATOR STRING USING 3-D FEM

### Citations

10 |
Calculation of electric field and potential distribution along nonceramic insulators considering the effects of conductors and transmission towers
- Zhao, Comber
(Show Context)
Citation Context ...rs or towers. A finite difference method (FDM) to calculate the electric field in and around polluted insulators with asymmetric boundary conditions has been proposed by Morales et al [8]. Zhao et al =-=[9]-=- applied boundary element method (BEM) in 1International Journal of Engineering Sciences & Emerging Technologies, August 2012. ISSN: 2231 – 6604 Volume 3, Issue 1, pp: 1-8 ©IJESET calculating the pot... |

6 |
Potential and electric-field calculation along an ice-covered composite insulator with finite-element method
- Sima, Yang, et al.
(Show Context)
Citation Context ...ber of units of an insulator string depends on several factors such as operation voltage, mechanical strength, sea level (of alignment), lightning strength, and contamination level of the environment =-=[1]-=-. Due to the coupling capacitance between disc insulators and conductors around them, the potential distribution of insulator string is uneven greatly. The voltage and electric field on the insulators... |

6 |
Field solution in polluted insulators with non-symmetric boundary conditions
- Morales, Asenj, et al.
(Show Context)
Citation Context ...ence of conductors or towers. A finite difference method (FDM) to calculate the electric field in and around polluted insulators with asymmetric boundary conditions has been proposed by Morales et al =-=[8]-=-. Zhao et al [9] applied boundary element method (BEM) in 1International Journal of Engineering Sciences & Emerging Technologies, August 2012. ISSN: 2231 – 6604 Volume 3, Issue 1, pp: 1-8 ©IJESET cal... |

5 | Electric fields and electrical insulation
- McAllister
(Show Context)
Citation Context ...tring depending on atmospheric conditions such as wind and contamination; but these methods could not analyse electric field distribution. Methods based on field theoretical approach were reviewed in =-=[6]-=-, which indicated its advantages in the analysis of electrical insulation problems. However, the electric field evaluation of a practical insulator is so complex that an analytical method is very diff... |

5 |
Ravishankar, “Simulation of potential and electric field for high voltage ceramic disc insulators
- Reddy, Sultan, et al.
- 2010
(Show Context)
Citation Context ...evices and transmission towers. But computational requirements were high. Finite element method (FEM) was applied in calculating potential and/or electric field distribution along insulators in [10]- =-=[12]-=-. In [10] a two-dimensional (2-D) FEM was used for simulation of electric field distribution on ceramic insulators. In [11] Ashouri et al used FEM-based software, Maxwell 3-D for investigating the win... |

4 |
Simulation of voltage distribution calculation methods over a string of suspension insulators
- Dhalaan, Elhirbawy
- 2003
(Show Context)
Citation Context ...e insulators. Furthermore, the knowledge of the electric field is useful for the detection of defects in insulators [3]. Several circuit methods for calculating potential distribution were studied in =-=[4]-=-. Also Izgi et al [5] used circuit method for calculating voltage distribution over insulator string depending on atmospheric conditions such as wind and contamination; but these methods could not ana... |

4 |
Simulation of Electric Field Distribution on Ceramic Insulator Using Finite Element Method
- Faisal
(Show Context)
Citation Context ...ding devices and transmission towers. But computational requirements were high. Finite element method (FEM) was applied in calculating potential and/or electric field distribution along insulators in =-=[10]-=-- [12]. In [10] a two-dimensional (2-D) FEM was used for simulation of electric field distribution on ceramic insulators. In [11] Ashouri et al used FEM-based software, Maxwell 3-D for investigating t... |

3 |
Michaelides, “Measurement and verification of the voltage distribution on high-voltage insulators
- Kontargyri, Gonos, et al.
(Show Context)
Citation Context ...in and around high voltage insulators is a very important factor in the design of the insulators. Furthermore, the knowledge of the electric field is useful for the detection of defects in insulators =-=[3]-=-. Several circuit methods for calculating potential distribution were studied in [4]. Also Izgi et al [5] used circuit method for calculating voltage distribution over insulator string depending on at... |

3 |
Inverse application of charge simulation method in detecting faulty ceramic Electric Field Distribution of Insulator Strings 419 insulators and processing influence from tower
- Wei, Fan, et al.
(Show Context)
Citation Context ...an analytical method is very difficult, if not possible, to compute the exact solutions. Numerical methods are thus often adopted in engineering applications to derive acceptable solutions. Wei et al =-=[7]-=- applied charge simulation method (CSM) to calculate potential and electric field distribution along insulator strings, but they simplified the problem which could not include the influence of conduct... |

3 | Analysis and Improvement of Potential Distribution of 1000-kV Ultra-High-Voltage Metal-Oxide Arrester - Hu, Gu, et al. - 2009 |

2 |
A Finite Element Method for the Calculation of the Voltage Distribution along
- Peng
- 2003
(Show Context)
Citation Context ...e times greater than others, which may easily lead to corona, insulators’ surface deterioration and even flashover. And these problems will seriously affect the operation safety of transmission lines =-=[2]-=-. So the calculation of the electric field and voltage distribution in and around high voltage insulators is a very important factor in the design of the insulators. Furthermore, the knowledge of the ... |

2 |
The analysis and simulation of voltage distribution over string insulators using
- Izgi, Inan, et al.
(Show Context)
Citation Context ...more, the knowledge of the electric field is useful for the detection of defects in insulators [3]. Several circuit methods for calculating potential distribution were studied in [4]. Also Izgi et al =-=[5]-=- used circuit method for calculating voltage distribution over insulator string depending on atmospheric conditions such as wind and contamination; but these methods could not analyse electric field d... |

2 |
Gholami A., “Calculation of Voltage Distribution along
- Ashouri, Mirzaie
- 2010
(Show Context)
Citation Context ...ating potential and/or electric field distribution along insulators in [10]- [12]. In [10] a two-dimensional (2-D) FEM was used for simulation of electric field distribution on ceramic insulators. In =-=[11]-=- Ashouri et al used FEM-based software, Maxwell 3-D for investigating the wind effect on the potential distribution of an insulator string. Reddy et al [12] used FEM-based software to study the potent... |

2 |
FiYu, “Simulation of Electric Field Distribution of Composite Insulator
- YaDong, Xishan, et al.
(Show Context)
Citation Context ...cs application modes. The 'statics' implies that the time rate of change is slow, and that wavelengths are very large compared to the size of the domain of interest, in this case an outdoor insulator =-=[13]-=-. 3International Journal of Engineering Sciences & Emerging Technologies, August 2012. ISSN: 2231 – 6604 Volume 3, Issue 1, pp: 1-8 ©IJESET The boundary problem of the 3-D electrostatic-field FEM is ... |