Top entry electrical transmission assembly for submersible pumping

Patent · Tue Nov 24 04:00:00 EST 1987

OSTI ID:5821246

Reed, L T

This patent describes the moisture proof power transmission assembly including: a. a lower electric power receiving connector assembly disposed below the tubing hanger and extending upwardly in the first bore, the lower connector assembly including first, spaced, vertically extending engageable electrical conducting members and first resilient sealing means; b. first means for rotatably supporting the lower electrical power receiving connector from the tubing hanger, with the first resilient sealing means in pressure contact with the tubing hanger to prevent moisture entering the first bore; c. an elongate, generally cylindrical electrical transmission element disposed in both the first and second bores, the element including spaced electrical conducting members that have upper and lower engaging end portions; d. an upper electrical connector assembly that has an upper portion and a lower cylindrical portion that are angularly disposed relative to one another, the lower portion rotatably disposed in the second bore the upper connector including spaced electrical conductors that have second engageable members that are disposed in the lower portion, the second engageable members in removable engagement with the upper end portions; and e. third sealing means to prevent the entry of moisture into the part of the second bore in which the second engageable member and upper engaging end portion are disposed, with the upper and lower connector assemblies and the electrical transmission element capable of being rotated as a unit relative to the well head apparatus to have the upper portion of the upper connector extend in a desired direction relative to the well head.

• Assignee: NOV; EDB-88-025025; NOV-88-091669
• Patent Number(s): US 4708201
• OSTI ID: 5821246
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
DESIGN
ELECTRICAL EQUIPMENT
ELECTRONIC EQUIPMENT
EQUIPMENT
NATURAL GAS WELLS
OIL WELLS
OPERATION
POWER SUPPLIES
POWER TRANSMISSION
PUMPING
PUMPS
WELL CASINGS
WELLS