High-voltage network for areas with high rate of icing

• US 4,085,338 A
• Filed: 02/20/1976
• Issued: 04/18/1978
• Est. Priority Date: 02/20/1976
• Status: Expired due to Term

• Current Assignee: Georgy Andreevich Genrikh, Leonid Alexeevich Nikonets, Natalia Georgievna Genrikh
• Original Assignee: Georgy Andreevich Genrikh, Leonid Alexeevich Nikonets, Natalia Georgievna Genrikh
• Inventors: Genrikh, Natalia Georgievna, Nikonets, Leonid Alexeevich, Genrikh, Georgy Andreevich
• Primary Examiner(s): Schaefer, Robert K.
• Assistant Examiner(s): Ginsburg, Morris
• Application Number:
  US05/659,795
• Time in Patent Office: 788 Days
• Field of Search: 307/147, 307/11, 307/149, 219/209, 174/40 R, 333/95 R, 340/234, 343/704
• US Class Current: 307/147
• CPC Class Codes: H02G 7/16 Devices for removing snow or ice from lines or cables

Abstract

A high-voltage network for areas with high rates of icing includes load current circuits including aerial electric power transmission lines and a transformer for melting of an ice coating, the primary winding of the transformer being connected in series with a load current circuit and the secondary winding of said transformer being connected to conductors of one of the aerial electric power transmission lines.

Claims

1. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first transformer, aerial power transmission lines and complex loads;

a second transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit and the secondary winding of said second transformer being connected to conductors of one of said aerial power transmission lines.

2. A high-voltage network as claimed in claim 1, wherein said secondary winding of said second transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled to direct current outlets of said rectifier.

3. A high-voltage network as claimed in claim 1, wherein said secondary winding of said second transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled in parallel with said secondary winding.

4. A high-voltage network as claimed in claim 1, wherein said secondary winding of said second transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled in parallel to said primary winding of said second transformer for melting of ice coatings.

5. A high-voltage network for areas with high rates of icing, comprising:

load current circuits including a generator, an autotransformer, aerial power transmission lines and complex loads;

a transformer for melting of ice coatings the primary winding of which is connected in series with a load current circuit, whereas the secondary winding of said transformer is connected to conductors of one of said aerial power transmission lines.

6. A high-voltage network as claimed in claim 5, wherein said secondary winding of said transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled to direct current outlets of said rectifier.

7. A high-voltage network as claimed in claim 5, wherein said secondary winding of said transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled in parallel with said secondary winding.

8. A high voltage network as claimed in claim 5, wherein said secondary winding of said transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled in parallel to said primary winding of said transformer for melting of ice coating.

9. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a transformer, aerial power transmission lines and complex loads;

an autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit, whereas the secondary winding of said autotransformer is connected to conductors of one of said aerial power transmission lines.

10. A high-voltage network as claimed in claim 9, wherein said secondary winding of said autotransformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled to direct current outlets of said rectifier.

11. A high-voltage network as claimed in claim 9, wherein said secondary winding of said autotransformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being connected in parallel with said secondary winding.

12. A high-voltage network as claimed in claim 9, wherein said secondary winding of said autotransformer for melting of ice coating is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled in parallel with said primary winding of said autotransformer for melting of ice coatings.

13. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first autotransformer, aerial power transmission lines and complex loads;

a second autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit, whereas the secondary winding is connected to conductors of one of said aerial power transmission lines.

14. A high-voltage network as claimed in claim 13, wherein said secondary winding of said second autotransformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising a series connected inductor and a condenser being coupled to direct current outlets of said rectifier.

15. A high-voltage network as claimed in claim 13, wherein said secondary winding of said second autotransformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series being coupled in parallel with said secondary winding.

16. A high-voltage network as claimed in claim 13, wherein said secondary winding of said autotransformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines via a rectifier, a recurrent network comprising an inductor and a condenser connected in series, being coupled in parallel with said primary winding of said second autotransformer for melting of ice coatings.

17. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first transformer, aerial power transmission lines and complex loads;

a second transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between outlets of said generator and those of a low-voltage winding of said first transformer, whereas the secondary winding of said second transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines.

18. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, an autotransformer, aerial power transmission lines and complex loads;

a transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between outlets of said generator and those of a low-voltage winding of said autotransformer, whereas the secondary winding of said transformer is connected to conductors of one of said aerial power transmission lines.

19. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first transformer, aerial power transmission lines and complex loads;

a second transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between "earth" and three neutral outlets of a high-voltage winding of said first transformer, whereas the secondary winding of said second transformer for melting of ice coatings is connected to conductors of one of said aerial power transmission lines.

20. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, an autotransformer, aerial power transmission lines and complex loads;

a transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between "earth" and three neutral outlets of a high-voltage winding of said autotransformer, whereas the secondary winding of said transformer is connected to conductors of one of said aerial power transmission lines.

21. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a transformer, aerial power transmission lines and complex loads;

an autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between "earth" and three neutral outlets of a high-voltage winding of said transformer, whereas the secondary winding of said autotransformer is connected to conductors of one of said power transmission lines.

22. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first autotransformer, aerial power transmission lines and complex loads;

a second autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between "earth" and three neutral outlets of a high-voltage winding of said first autotransformer, whereas the secondary winding of said second autotransformer is connected to conductors of one of said aerial power transmission lines.

23. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first transformer, aerial power transmission lines and complex loads;

a second transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between a high-voltage bushing of said first transformer and the phase of an aerial power transmission line, whereas the secondary winding of said second transformer is connected to conductors of another aerial power transmission lines.

24. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, an autotransformer, aerial power transmission lines and complex loads;

a transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between a high-voltage bushing of said autotransformer and the phase of one aerial power transmission line, whereas the secondary winding thereof is connected to conductors of another of said power transmission lines.

25. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a transformer, aerial power transmission lines and complex loads;

an autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between a high-voltage bushing of said transformer and the phase of an aerial power transmission line, whereas the secondary winding of said autotransformer is connected to conductors of another of said aerial power transmission lines.

26. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first autotransformer, aerial power transmission lines and complex loads;

a second autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between a high-voltage bushing of said first autotransformer and the phase of an aerial power transmission line, whereas the secondary winding of said second autotransformer is connected to another of said aerial power transmission lines.

27. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines and complex loads;

a transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between three neutral outlets of a complex load and "earth," whereas the secondary winding of said transformer is connected to conductors of one of said aerial power transmission lines.

28. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines and complex loads;

an autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between three neutral outlets of a complex load and "earth," whereas the secondary winding of said autotransformer is connected to conductors of one of said aerial power transmission lines.

29. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, an autotransformer, aerial power transmission lines and complex loads;

a transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between a complex load and outlets of an average-voltage winding of said autotransformer, whereas the secondary winding of said transformer is connected to one of said aerial power transmission lines.

30. A high-voltage network for areas with high rates of icing comprising:

load current circuits including a generator, a first autotransformer, aerial power transmission lines and complex loads;

a second autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit between a complex load and outlets of an average-voltage winding of said first autotransformer, whereas the secondary winding of said second autotransformer is connected to conductors of one of said aerial power transmission lines.

31. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines, at least one of said lines comprising two insulated groups of conductors, which are equipotential in working voltage thereof, and a single-phase autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit, whereas the secondary winding of said autotransformer is split into two sections, which sections together with said two insulated groups of conductors are switched into a circuit, said sections of said secondary winding being switched into said circuit accordantly.

32. A high-voltage network for areas with rates of icing comprising:

load current circuits including aerial power transmission lines, at least one of said lines having an insulated group of conductors comprising two conductors, and a conductor, which are equipotential in working voltage thereof;

a single-phase autotransformer for melting of ice coatings with its primary winding being connected in series with a load current circuit, whereas the secondary winding thereof is split into two sections, which sections together with said insulated group of conductors and said conductor are switched into a circuit, said sections of the secondary winding being switched into said circuit accordantly.

33. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines, at least one of said lines comprising three insulated conductors in phase, and a three-phase transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit, whereas each phase of the secondary winding of said transformer is connected in series respectively with one of said insulated conductors of the phase of an aerial power transmission line.

34. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines, at least one of said lines comprising four insulated conductors in phase, two unlike pairs of insulated conductors of the line being short-circuited from the opposite ends thereof, and two three-phase transformers for melting of ice coatings with the primary windings of said transformers being connected in series with said load current circuits, whereas the secondary windings of said transformers are connected to said aerial power transmission lines from the opposite ends thereof, line phases of the secondary windings of both said transformers for melting of ice coatings being connected therewith to unlike said pairs of the short-circuited insulated conductors, whereas two remaining phases of said transformers for melting of ice coatings are connected to two remaining insulated conductors.

35. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines, at least one of which comprises four insulated conductors in phase, two unlike pairs of said insulated conductors being short-circuited from the opposite ends thereof, and two three-phase autotransformers for melting of ice coatings with the primary windings of said autotransformers being connected in series with said load current circuits, whereas the secondary windings of said autotransformers are connected to said aerial power transmission lines, the connection being made from the opposite ends of the line, the like phases of said secondary windings of both said autotransformers for melting of ice coatings being connected to unlike said pairs of the short-circuited insulated conductors, whereas two remaining phases of said autotransformers for melting of ice coatings are connected to two remaining said insulated conductors.

36. A high-voltage network for areas with high rates of icing comprising:

load current circuits including aerial power transmission lines, at least one of which comprises two insulated groups of conductors, which are equipotential in working voltage;

a transformer for melting of ice coatings with its primary winding being connected in series with a load current circuit;

single-phase converters fed from the secondary winding of said transformer for melting of ice coatings and which converters together with said two insulated groups of conductors are connected in series into a circuit, said single-phase converters being connected into said circuit accordantly.