WELLBORES UTILIZING FIBER OPTIC-BASED SENSORS AND OPERATING DEVICES

• Main Authors: LEGGETT, NIGEL, WILLIAMS, GLYNN
• Format: Patent
• Language: English; French
• Published: 12.11.1998
• Subjects: ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DETECTING MASSES OR OBJECTS; EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FIXED CONSTRUCTIONS; GENERATION; GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS; PHYSICS; TARIFF METERING APPARATUS; TESTING

A method of generating electric power in a wellbore comprises placing a lig ht cell at a desired depth in the wellbore, with the light cell generating electric energy upon receiving light energy and supplying light energy from a source thereof to the light cell for generating the electrical energy downhole.