RU97108499A - DEVICE FOR PUNCHING DEEP WELLS - Google Patents
DEVICE FOR PUNCHING DEEP WELLSInfo
- Publication number
- RU97108499A RU97108499A RU97108499/03A RU97108499A RU97108499A RU 97108499 A RU97108499 A RU 97108499A RU 97108499/03 A RU97108499/03 A RU 97108499/03A RU 97108499 A RU97108499 A RU 97108499A RU 97108499 A RU97108499 A RU 97108499A
- Authority
- RU
- Russia
- Prior art keywords
- housing
- detonator
- detonating cord
- fluid
- charge
- Prior art date
Links
- 238000004080 punching Methods 0.000 title 1
- 239000012530 fluid Substances 0.000 claims 5
- 230000035882 stress Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
Claims (1)
где S1 - площадь в поперечном сечении поршня, контактирующего со скважинной жидкостью;
S2 - площадь в поперечном сечении поршня, контактирующего с жидкостью в корпусе;
S3 - минимальная площадь в опасном сечении корпуса, заряда, детонатора или детонирующего шнура;
P1 - давление жидкости в скважине;
P2 - минимально допустимое давление жидкости в корпусе, рассчитываемое по формуле (2);
σсж.min - минимальное значение напряжения сжатия, выбранное из ряда минимально допустимых напряжений сжатия для корпуса, заряда, детонатора или детонирующего шнура.A device for perforating deep wells, comprising a housing with hermetic seals connected to a geophysical cable, charges, a detonator, a detonating cord installed in the housing, characterized in that the fluid that communicates with the well fluid through the pressure regulator is made inside the housing, made in the form of a system of cavities with air and pistons of different diameters interacting with each other with seals, the ratio of the areas of which in cross section is made with the condition of ensuring tightness and durability STI housing charge, detonator, detonating cord and is determined by the formulas
where S 1 is the cross-sectional area of the piston in contact with the well fluid;
S 2 - the cross-sectional area of the piston in contact with the liquid in the housing;
S 3 - the minimum area in a dangerous section of the housing, charge, detonator or detonating cord;
P 1 - fluid pressure in the well;
P 2 - the minimum allowable fluid pressure in the housing, calculated by the formula (2);
σ squeeze min - the minimum value of the compression stress selected from a number of the minimum allowable compressive stresses for the housing, charge, detonator or detonating cord.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU97108499A RU2129654C1 (en) | 1997-05-23 | 1997-05-23 | Device for perforating deep wells |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU97108499A RU2129654C1 (en) | 1997-05-23 | 1997-05-23 | Device for perforating deep wells |
Publications (2)
Publication Number | Publication Date |
---|---|
RU97108499A true RU97108499A (en) | 1999-04-27 |
RU2129654C1 RU2129654C1 (en) | 1999-04-27 |
Family
ID=20193271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU97108499A RU2129654C1 (en) | 1997-05-23 | 1997-05-23 | Device for perforating deep wells |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2129654C1 (en) |
-
1997
- 1997-05-23 RU RU97108499A patent/RU2129654C1/en not_active IP Right Cessation
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