POWER SUPPLY FOR DOWNHOLE INSTRUMENTS

US 20130026978A1
Filed: 07/19/2012
Published: 01/31/2013
Est. Priority Date: 07/27/2011
Status: Abandoned Application

First Claim

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1. A power supply adapted for supplying power to a downhole tool, the power supply comprising:

an energy source coupled to a control circuit and a rechargeable energy storage that is configured to operate at a temperature within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius;

the source comprising at least one of a battery, a connection to an external supply of electrical energy and a generator that is configured for translating energy experienced by the downhole tool into the electrical energy, the control circuit for receiving electrical energy from the source and storing the electrical energy in the energy storage.

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Abstract

A power supply for a downhole instrument is provided. The power supply includes high temperature rechargeable energy storage, power generation capabilities and provides for operation in high temperature environments. A method of fabrication and use are provided.

Citations

102 Claims

1. A power supply adapted for supplying power to a downhole tool, the power supply comprising:
- an energy source coupled to a control circuit and a rechargeable energy storage that is configured to operate at a temperature within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius;
  
  the source comprising at least one of a battery, a connection to an external supply of electrical energy and a generator that is configured for translating energy experienced by the downhole tool into the electrical energy, the control circuit for receiving electrical energy from the source and storing the electrical energy in the energy storage.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86)
- - 2. The power supply of claim 1, wherein the temperature range is between about 90 degrees Celsius to about 210 degrees Celsius.
  - 3. The power supply of claim 1, wherein the temperature range is between about 80 degrees Celsius to about 150 degrees Celsius.
  - 4. The power supply of claim 1, wherein the energy storage comprises an ultracapacitor.
  - 5. The power supply of claim 4, wherein the ultracapacitor is operable in a sub-range within the temperature range, wherein the sub-range is about 10 degrees Celsius.
  - 6. The power supply of claim 4, wherein an energy storage cell comprises a positive electrode and a negative electrode.
  - 7. The power supply of claim 4, wherein at least one of the electrodes comprises a carbonaceous energy storage media.
  - 8. The power supply of claim 7, wherein the carbonaceous energy storage media comprises carbon nanotubes.
  - 9. The power supply of claim 7, wherein the carbonaceous energy storage media comprises at least one of activated carbon, carbon fibers, rayon, graphene, aerogel, carbon cloth, and a plurality of forms of carbon nanotubes.
  - 10. The power supply of claim 7, wherein each electrode comprises a current collector.
  - 11. The power supply of claim 1, wherein content of halide ions in electrolyte of the energy storage is less than about 1,000 parts per million.
  - 12. The power supply of claim 1, wherein content of halide ions in electrolyte of the energy storage is less than about 500 parts per million.
  - 13. The power supply of claim 1, wherein content of halide ions in electrolyte of the energy storage is less than about 100 parts per million.
  - 14. The power supply of claim 1, wherein content of halide ions in electrolyte of the energy storage is less than about 50 parts per million.
  - 15. The power supply of claim 1, wherein electrolyte of the energy storage comprises halide ions that comprise at least one of chloride, bromide, fluoride and iodide.
  - 16. The power supply of claim 1, wherein electrolyte of the energy storage comprises a total concentration of metallic species that is less than about 1,000 parts per million.
  - 17. The power supply of claim 16, wherein the metallic species comprise at least one of Br, Cd, Co, Cr, Cu, Fe, K, Li, Mo, Na, Ni, Pb, Zn, an alloy of any of the foregoing and an oxide of any of the foregoing.
  - 18. The power supply of claim 1, wherein a total concentration of impurities in electrolyte of the energy storage is less than about 1,000 parts per million.
  - 19. The power supply of claim 18, wherein the impurities comprise at least one of bromoethane, chloroethane, 1-bromobutane, 1-chlorobutane, 1-methylimidazole, ethyl acetate and methylene chloride.
  - 20. The power supply of claim 1, wherein a total water content in electrolyte of the energy storage is less than about 500 parts per million.
  - 21. The power supply of claim 1, wherein a total water content in electrolyte of the energy storage is less than about 100 parts per million.
  - 22. The power supply of claim 1, wherein a total water content in electrolyte of the energy storage is less than about 50 parts per million.
  - 23. The power supply of claim 1, wherein a total water content in electrolyte of the energy storage is less than about 20 parts per million.
  - 24. The power supply of claim 1, wherein a cation in electrolyte of the energy storage is selected from the group comprising 1-(3-Cyanopropyl)-3-methylimidazolium, 1,2-Dimethyl-3-propylimidazolium, 1,3-Bis(3-cyanopropyl)imidazolium, 1,3-Diethoxyimidazolium, 1-Butyl-1-methylpiperidinium, 1-Butyl-2,3-dimethylimidazolium, 1-Butyl-3-methylimidazolium, 1-Butyl-4-methylpyridinium, 1-Butylpyridinium, 1-Decyl-3-methylimidazolium, 1-Ethyl-3-methylimidazolium and 3-Methyl-1-propylpyridinium.
  - 25. The power supply of claim 1, wherein a cation in electrolyte of the energy storage is selected from the group comprising ammonium, imidazolium, oxazolium, phosphonium, piperidinium, pyrazinium, pyrazinium, pyridazinium, pyridinium, pyrimidinium, pyrrolidinium, sulfonium, thiazolium, triazolium, guanidium, isoquinolinium, benzotriazolium, viologen-types, and functionalized imidazolium cations.
  - 26. The power supply of claim 25, wherein at least one branch group (R_x) for the cation is selected from the groups comprising:
    - alkyl, heteroalkyl, alkenyl, heteroalkenyl, alkynyl, heteroalkynyl, halo, amino, nitro, cyano, hydroxyl, sulfate, sulfonate and carbonyl groups.
  - 27. The power supply of claim 26, wherein the alkyl is selected from the groups comprising:
    - saturated aliphatic groups, straight-chain alkyl groups, branched-chain alkyl groups, cycloalkyl (alicyclic) groups, alkyl substituted cycloalkyl groups, and cycloalkyl substituted alkyl groups.
  - 28. The power supply of claim 26, wherein the alkyl is selected from the group comprising:
    - methyl, ethyl, propyl, butyl, pentyl, hexyl, ethyl hexyl, cyclopropyl, cyclobutyl, cyclopentyl and cyclohexyl.
  - 29. The power supply of claim 26, wherein the heteroalkyl comprises an alkyl group that comprises at least one heteroatom.
  - 30. The power supply of claim 29, wherein the heteroatom is selected from the group comprising oxygen, nitrogen and sulfur.
  - 31. The power supply of claim 26, wherein the alkyl groups and the alkynyl groups comprise an aliphatic group.
  - 32. The power supply of claim 26, wherein the aliphatic group comprises at least one of a double bond and a triple bond.
  - 33. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that is selected from the group comprising:
    - —
      
      F⁻, —
      
      Cl⁻, —
      
      Br⁻, —
      
      I⁻, —
      
      OCH₃⁻, —
      
      CN⁻, —
      
      SCN⁻, C₂H₃O₂⁻, —
      
      ClO⁻, —
      
      ClO₂⁻, —
      
      ClO₃⁻, —
      
      ClO₄⁻, —
      
      NCO⁻, —
      
      NCS⁻, —
      
      NCSe⁻, —
      
      NCN⁻, —
      
      OCH(CH₃)₂⁻, —
      
      CH₂OCH₃⁻, —
      
      COOH⁻, —
      
      OH⁻, —
      
      SOCH₃⁻, —
      
      SO₂CH₃⁻, —
      
      SOCH₃⁻, —
      
      SO₂CF₃⁻, —
      
      SO₃H⁻, —
      
      SO₃CF₃⁻, —
      
      O(CF₃)₂C₂(CF₃)₂O⁻, —
      
      CF₃⁻, —
      
      CHF₂⁻, —
      
      CH₂F⁻, —
      
      CH₃⁻, —
      
      NO₃⁻, —
      
      NO₂⁻, —
      
      SO₃⁻, —
      
      SO₄²⁻, —
      
      SF₅⁻, —
      
      CB₁₁H₁₂⁻, —
      
      CB₁₁H₆C₁₆⁻, —
      
      CH₃CB₁₁H₁₁⁻ and —
      
      C₂H₅CB₁₁H₁₁⁻.
  - 34. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that is selected from the group comprising:
    - A-PO₄⁻, -A-SO₂⁻, A-SO₃⁻, -A-SO₃H⁻, -A-COO⁻, -A-CO⁻;
      
      wherein A is one of a phenyl group, a substituted phenyl, an alkyl group, a substituted alkyl group, a negatively charged radical alkane, a halogenated alkane, and an ether.
  - 35. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure bonded with a respective number of substitute groups.
  - 36. The power supply of claim 35, wherein the base structure comprises one of N, O, CO, SO, Be, C, Mg, Ca, Ba, Ra, Au, B, Al, Ga, Th, In, P, S, Sb, As, N, Bi, Nb and Sb.
  - 37. The power supply of claim 35, wherein the respective number of substitute groups is at least two.
  - 38. The power supply of claim 37, wherein the substitute groups are one of diverse and repetitive.
  - 39. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₂) and two substitute groups (α
    - ₂) bonded thereto.
  - 40. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₂) and two substitute groups (α
    - ₂), the base structure (Y₂) selected from the group consisting of;
      
      N, O, CO and SO; and
      
      each of the two substitute groups (α
      
      ₂) being selected from the group consisting of;
      
      —
      
      F⁻, —
      
      Br⁻, —
      
      I⁻, —
      
      OCH₃⁻, —
      
      CN⁻, —
      
      SCN⁻, —
      
      C₂H₃O₂⁻, —
      
      ClO⁻, —
      
      ClO₂⁻, —
      
      ClO₃⁻, —
      
      ClO₄⁻, —
      
      NCO⁻, —
      
      NCS⁻, —
      
      NCSe⁻, —
      
      NCN⁻, —
      
      OCH(CH₃)₂⁻, —
      
      CH₂OCH₃⁻, —
      
      COOH⁻, —
      
      OH⁻, —
      
      SOCH₃⁻, —
      
      SO₂CH₃⁻, —
      
      SOCH₃⁻, —
      
      SO₂CF₃⁻, —
      
      SO₃H⁻, —
      
      SO₃CF₃⁻, —
      
      O(CF₃)₂C₂(CF₃)₂O⁻, —
      
      CF₃⁻, —
      
      CHF₂⁻, —
      
      CH₂F⁻, —
      
      CH₃⁻, —
      
      NO₃⁻, —
      
      NO₂⁻, —
      
      SO₃⁻, —
      
      SO₄²⁻, —
      
      SF₅⁻, —
      
      CB₁₁H₁₂⁻, —
      
      CB₁₁H₆C₁₆⁻, —
      
      CH₃CB₁₁H₁₁⁻ and —
      
      C₂H₅CB₁₁H₁₁⁻ and A-PO₄⁻, -A-SO₂⁻, A-SO₃⁻, -A-SO₃H⁻, -A-COO⁻, -A-CO⁻;
      
      wherein A is one of a phenyl group, a substituted phenyl, an alkyl group, a substituted alkyl group, a negatively charged radical alkane, a halogenated alkane, and an ether.
  - 41. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₃) and three substitute groups (α
    - ₃) bonded thereto.
  - 42. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₃) and three substitute groups (α
    - ₃), the base structure (Y₃) selected from the group consisting of;
      
      Be, C, N, O, Mg, Ca, Ba, Ra, Au; and
      
      each of the three substitute groups (α
      
      ₃) being selected from the group consisting of;
      
      —
      
      F⁻, —
      
      CF⁻, —
      
      Br⁻, —
      
      I⁻, —
      
      OCH₃⁻, —
      
      CN⁻, —
      
      SCN⁻, —
      
      C₂H₃O₂⁻, —
      
      ClO⁻, —
      
      ClO₂⁻, —
      
      ClO₃⁻, —
      
      ClO₄⁻, —
      
      NCO⁻, —
      
      NCS⁻, —
      
      NCSe⁻, —
      
      NCN⁻, —
      
      OCH(CH₃)₂⁻, —
      
      CH₂OCH₃⁻, —
      
      COOH⁻, —
      
      OH⁻, —
      
      SOCH₃⁻, —
      
      SO₂CH₃⁻, —
      
      SOCH₃⁻, —
      
      SO₂CF₃⁻, —
      
      SO₃H⁻, —
      
      SO₃CF₃⁻, —
      
      O(CF₃)₂C₂(CF₃)₂O⁻, —
      
      CF₃⁻, —
      
      CHF₂⁻, —
      
      CH₂F⁻, —
      
      CH₃⁻ —
      
      NO₃⁻, —
      
      NO₂⁻, —
      
      SO₃⁻, —
      
      SO₄²⁻, —
      
      SF₅⁻, —
      
      CB₁₁H₁₂⁻, —
      
      CB₁₁H₆C₁₆⁻, —
      
      CH₃CB₁₁H₁₁⁻ and —
      
      C₂H₅CB₁₁H₁₁⁻ and A-PO₄⁻, -A-SO₂⁻, A-SO₃⁻, -A-SO₃H⁻, -A-COO⁻, -A-CO⁻;
      
      wherein A is one of a phenyl group, a substituted phenyl, an alkyl group, a substituted alkyl group, a negatively charged radical alkane, a halogenated alkane, and an ether.
  - 43. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₄) and four substitute groups (α
    - ₄) bonded thereto.
  - 44. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₄) and four substitute groups (α
    - ₄), the base structure (Y₄) selected from the group consisting of;
      
      B, Al, Ga, Th, In, P; and
      
      each of the four substitute groups (α
      
      ₄) being selected from the group consisting of;
      
      —
      
      F⁻, —
      
      Br⁻, —
      
      I⁻, —
      
      OCH₃⁻, —
      
      CN⁻, —
      
      SCN⁻, —
      
      C₂H₃O₂⁻, —
      
      ClO⁻, —
      
      ClO₂⁻, —
      
      ClO₃⁻, —
      
      ClO₄⁻, —
      
      NCO⁻, —
      
      NCS⁻, —
      
      NCSe⁻, —
      
      NCN⁻, —
      
      OCH(CH₃)₂⁻, —
      
      CH₂OCH₃⁻, —
      
      SOCH₃⁻, —
      
      SO₂CH₃⁻, —
      
      SOCH₃⁻, —
      
      SO₂CF₃⁻, —
      
      SO₃H⁻, —
      
      SO₃CF₃⁻, —
      
      O(CF₃)₂C₂(CF₃)₂O⁻, —
      
      CF₃⁻, —
      
      CHF₂⁻, —
      
      CH₂F⁻, —
      
      CH₃⁻, —
      
      NO₃⁻, —
      
      NO₂⁻, —
      
      SO₃⁻, —
      
      SO₄²⁻, —
      
      SF₅⁻, —
      
      CB₁₁H₁₂⁻, —
      
      CB₁₁H₆C₁₆⁻, —
      
      CH₃CB₁₁H₁₁⁻ and —
      
      C₂H₅CB₁₁H₁₁⁻ and A-PO₄⁻, -A-SO₂⁻, A-SO₃⁻, -A-COO⁻, -A-CO⁻;
      
      wherein A is one of a phenyl group, a substituted phenyl, an alkyl group, a substituted alkyl group, a negatively charged radical alkane, a halogenated alkane, and an ether.
  - 45. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₆) and six substitute groups (α
    - ₆) bonded thereto.
  - 46. The power supply of claim 1, wherein electrolyte of the energy storage comprises an anion that comprises a base structure (Y₆) and six substitute groups (α
    - ₆), the base structure (Y₆) selected from the group consisting of;
      
      P, S, Sb, As, N, Bi, Nb, Sb; and
      
      each of the six substitute groups (α
      
      ₆) being selected from the group consisting of;
      
      —
      
      F⁻, —
      
      Br⁻, —
      
      I⁻, —
      
      OCH₃⁻, —
      
      CN⁻, —
      
      SCN⁻, —
      
      C₂H₃O₂⁻, —
      
      ClO⁻, —
      
      ClO₂⁻, —
      
      ClO₃⁻, —
      
      ClO₄⁻, —
      
      NCO⁻, —
      
      NCS⁻, —
      
      NCSe⁻, —
      
      NCN⁻, —
      
      OCH(CH₃)₂⁻, —
      
      CH₂OCH₃⁻, —
      
      COOH⁻, —
      
      OH⁻, —
      
      SOCH₃⁻, —
      
      SO₂CH₃⁻, —
      
      SOCH₃⁻, —
      
      SO₂CF₃⁻, —
      
      SO₃H⁻, —
      
      SO₃CF₃⁻, —
      
      O(CF₃)₂C₂(CF₃)₂O⁻, —
      
      CF₃⁻, —
      
      CHF₂⁻, —
      
      CH₂F⁻, —
      
      CH₃⁻, —
      
      NO₃⁻, —
      
      NO₂⁻, —
      
      SO₃⁻, —
      
      SO₄²⁻, —
      
      SF₅⁻, —
      
      CB₁₁H₆C₁₆⁻, CH₃CB₁₁H₁₁⁻ and —
      
      C₂H₅CB₁₁H₁₁⁻ and A-PO₄⁻, -A-SO₂⁻, A-SO₃⁻, -A-SO₃H⁻, -A-COO⁻, -A-CO⁻;
      
      wherein A is one of a phenyl group, a substituted phenyl, an alkyl group, a substituted alkyl group, a negatively charged radical alkane, a halogenated alkane, and an ether.
  - 47. The power supply of claim 1, wherein electrolyte of the energy storage a solvent.
  - 48. The power supply of claim 47, wherein the solvent comprises at least one of acetonitrile, an amide, benzonitrile, butyrolactone, cyclic ether, dibutyl carbonate, diethyl carbonate, diethylether, dimethoxyethane, dimethyl carbonate, dimethylformamide, dimethylsulfone, dioxane, dioxolane, ethyl formate, ethylene carbonate, ethylmethyl carbonate, lactone, linear ether, methyl formate, methyl propionate, methyltetrahydrofuran, nitrile, nitrobenzene, nitromethane, n-methylpyrrolidone, propylene carbonate, sulfolane, sulfone, tetrahydrofuran, tetramethylene sulfone, thiophene, ethylene glycol, diethylene glycol, triethylene glycol, polyethylene glycols, carbonic acid ester, γ
    - -butyrolactone, nitrile and tricyanohexane.
  - 49. The power supply of claim 1, wherein a housing for housing the energy storage comprises a barrier disposed over a substantial portion of interior surfaces thereof.
  - 50. The power supply of claim 49, wherein the barrier comprises at least one of polytetrafluoroethylene (PTFE), perfluoroalkoxy (PFA), fluorinated ethylene propylene (FEP), ethylene tetrafluoroethylene (ETFE).
  - 51. The power supply of claim 49, wherein the barrier comprises a ceramic material.
  - 52. The power supply of claim 49, wherein the barrier comprises a material that exhibits at least one of corrosion resistance, a desired dielectric property, and a low electrochemical reactivity.
  - 53. The power supply of claim 49, wherein the barrier comprises multiple layers of materials.
  - 54. The power supply of claim 49, wherein the housing comprises a multilayer material.
  - 55. The power supply of claim 54, wherein the multilayer material comprises a first material clad onto a second material.
  - 56. The power supply of claim 54, wherein the multilayer material comprises at least one of steel, tantalum and aluminum.
  - 57. The power supply of claim 49, wherein the housing comprises at least one hemispheric seal.
  - 58. The power supply of claim 49, wherein the housing comprises at least one glass-to-metal seal.
  - 59. The power supply of claim 58, wherein a pin of the glass-to-metal seal provides an electrical contact.
  - 60. The power supply of claim 59, wherein the pin comprises one of an iron-nickel-cobalt alloy, a nickel iron alloy, tantalum, molybdenum, niobium, tungsten, a form of stainless and titanium.
  - 61. The power supply of claim 59, wherein the glass-to-metal seal comprises a body that comprises at least one of nickel, molybdenum, chromium, cobalt, iron, copper, manganese, titanium, zirconium, aluminum, carbon, and tungsten and an alloy thereof.
  - 62. The power supply of claim 1, wherein an energy storage cell of the energy storage comprises a separator to provide electrical separation between a positive electrode and a negative electrode.
  - 63. The power supply of claim 62, wherein the separator comprises one of polyamide, polytetrafluoroethylene (PTFE), polyether ether ketone (PEEK), aluminum oxide (Al₂O₃), fiberglass and fiberglass reinforced plastic.
  - 64. The power supply of claim 62, wherein the separator is substantially free of moisture.
  - 65. The power supply of claim 62, wherein the separator is substantially hydrophobic.
  - 66. The power supply of claim 1, wherein the energy storage comprises a hermetic seal that exhibits a leak rate that is no greater than about 5.0×
    - 10^−
      
      6atm-cc/sec.
  - 67. The power supply of claim 1, wherein the energy storage comprises a hermetic seal that exhibits a leak rate that is no greater than about 5.0×
    - 10^−
      
      7atm-cc/sec.
  - 68. The power supply of claim 1, wherein the energy storage comprises a hermetic seal that exhibits a leak rate that is no greater than about 5.0×
    - 10^−
      
      8atm-cc/sec.
  - 69. The power supply of claim 1, wherein the energy storage comprises a hermetic seal that exhibits a leak rate that is no greater than about 5.0×
    - 10^−
      
      9atm-cc/sec.
  - 70. The power supply of claim 1, wherein the energy storage comprises a hermetic seal that exhibits a leak rate that is no greater than about 5.0×
    - 10^−
      
      10atm-cc/sec.
  - 71. The power supply of claim 1, wherein a volumetric leakage current of the energy storage is less than about 1,000 mAmp per Liter within the temperature range.
  - 72. The power supply of claim 1, wherein a volumetric leakage current of the energy storage is less than about 1,000 mAmp per Liter over a specified voltage range.
  - 73. The power supply of claim 1, wherein the energy storage comprises at least one battery in addition to the rechargeable energy storage.
  - 74. The power supply of claim 73, wherein the battery is not rechargeable.
  - 75. The power supply of claim 1, further comprising a plurality of generators, each generator oriented to harvest vibrational energy of a particular direction.
  - 76. The power supply of claim 1, further comprising a shield to at least one of reduce and substantially eliminate an external magnetic field.
  - 77. The power supply of claim 1, further comprising circuitry for providing power generation from using the energy storage as a power source.
  - 78. The power supply of claim 77, wherein the power generated comprises one of alternating current (AC) and direct current (DC).
  - 79. The power supply of claim 1, wherein the generator comprises a vibrational energy generator.
  - 80. The power supply of claim 79, wherein the generator comprises at least one adjustable biasing device.
  - 81. The power supply of claim 80, wherein the at least one adjustable biasing device comprises one of an adjustable magnet, an electromagnet, a piezoelectric element and a tunable spring element.
  - 82. The power supply of claim 80, further comprising at least one tuning circuit for controlling the at least one adjustable biasing device.
  - 83. The power supply of claim 80, wherein the at least one tuning circuit comprises a microprocessor.
  - 84. The power supply of claim 1, wherein the generator comprises at least one of a rotary generator, an electromagnetic displacement generator, a magnetostrictive displacement generator, a piezoelectric generators, a thermoelectric generator, a thermophotovoltaic generator, and a radioisotope energy generator.
  - 85. The power supply of claim 1, wherein the battery comprises at least one of a lithium-thionyl-chloride battery, a lithium-bromine-chloride battery, a lithium-sulfuryl-chloride battery, and a fused salt battery.
  - 86. The power supply of claim 1, wherein the external supply comprises a connection with a remote electrical energy source, the connection comprising one of a wireline connection, a wired casing connection, a wired pipe connection and a coiled tubing connection.

87. A method for fabricating a power supply for a downhole tool, the method comprising:
- selecting at least one energy source, an rechargeable energy storage configured to operate at a temperature within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius, and a control circuit adapted for receiving electrical energy from the generator and storing the electrical energy in the energy storage; and
  
  incorporating the source, control circuit and energy storage into the downhole tool to provide the power supply.
- View Dependent Claims (88, 89, 90, 91, 92, 93, 94, 95)
- - 88. The method as in claim 87, wherein the source comprises at least one of a battery, a connection to an external supply of electrical energy and a generator that is configured for translating energy experienced by the downhole tool into the electrical energy.
  - 89. The method as in claim 87, further comprising incorporating a plurality of energy generators into the power supply, each of the generators oriented to harvest vibrational energy of a predetermined direction.
  - 90. The method as in claim 87, wherein selecting comprises selecting at least one of a rotary generator, an electromagnetic displacement generator, a magnetostrictive displacement generator, a piezoelectric generators, a thermoelectric generator, a thermophotovoltaic generator, a connection to a remote power supply and a radioisotope energy generator.
  - 91. The method as in claim 87, wherein selecting comprises selecting at least one of a battery and a connection to an external energy supply.
  - 92. The method as in claim 87, further comprising incorporating shielding into at least one of the power supply and the downhole tool to at least one of reduce and substantially eliminate interfering magnetic fields.
  - 93. The method as in claim 87, further comprising selecting at least one of the energy generator and the control circuit for operation within the temperature range.
  - 94. The method as in claim 87, further comprising incorporating a circuit to provide power generation from the energy storage to a load.
  - 95. The method as in claim 87, wherein selecting the energy storage comprises selecting an ultracapacitor that comprises an energy storage cell and an electrolyte within an hermetically sealed housing, the cell electrically coupled to a positive contact and a negative contact, wherein the ultracapacitor is configured to operate at a temperature within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius.

96. A method for providing power with a downhole tool, the method comprising:
- selecting a tool that comprises a power supply that comprises an energy source coupled to a control circuit and a high temperature rechargeable energy storage configured to operate at a temperature within a temperature range between about 80 degrees Celsius to about 210 degrees Celsius, the source comprising at least one of a battery, a connection to an external supply of electrical energy and a generator that is configured for translating energy experienced by the downhole tool into the electrical energy, the control circuit for receiving electrical energy from the source and storing the electrical energy in the energy storage; and
  
  providing power from the power supply to a load with the tool downhole.
- View Dependent Claims (97, 98, 99, 100, 101, 102)
- - 97. The method of claim 96, wherein the translating comprises operating at least one of a vibrational energy generator, a rotary generator, an electromagnetic displacement generator, a magnetostrictive displacement generator, a piezoelectric generators, a thermoelectric generator, a thermophotovoltaic generator, a connection to a remote power supply and a radioisotope energy generator.
  - 98. The method of claim 96, wherein the load comprises at least one of electronic circuitry, a transformer, an amplifier, a servo, a processor, data storage, a pump, a motor, a sensor, a thermally tunable sensor, an optical sensor, a transducer, fiber optics, a light source, a scintillator, a pulser, a hydraulic actuator, an antenna, a single channel analyzer, a multi-channel analyzer, a radiation detector, an accelerometer and a magnetometer.
  - 99. The method of claim 96, wherein the tool comprises at least one of a coring tool, a shut-in tool, a nuclear magnetic resonance imaging (NMR) tool, an electromagnetic (EM) telemetry tool, a mud-pulser telemetry tool, a resistivity measuring tool, a gamma sensing tool, a pressure sensor tool, an acoustic sensor tool, a seismic tool, a nuclear tool, a pulsed neutron tool, a formation sampling tool and an induction tool.
  - 100. The method of claim 96, wherein the providing comprises at least one of continuously and periodically providing the power.
  - 101. The method of claim 96, wherein the providing comprises at least one of providing alternating current (AC) and providing direct current (DC) to the load.
  - 102. The method of claim 96, further comprising, for the vibrational energy generator, tuning the generator to a frequency of vibrations experienced downhole.

Specification

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Litigation Campaign Assessment

Current Assignee
FastCAP Systems Corporation
Original Assignee
FastCAP Systems Corporation
Inventors
Signorelli, Riccardo, Cooley, John J, Deane, Christopher JS, Epstein, James, Lane, Joseph K., Martini, Fabrizio, Sasthan Kuttipillai, Padmanaban

Application Number

US13/553,716
Publication Number

US 20130026978A1
Time in Patent Office

Days
Field of Search
US Class Current

320/107
CPC Class Codes

E21B 41/0085   Adaptations of electric pow...

H01G 11/32   Carbon-based

H01G 11/58   Liquid electrolytes

H01G 11/78   Cases; Housings; Encapsulat...

H01M 10/052   Li-accumulators

H01M 10/0568   characterised by the solutes

Y02E 60/13   Energy storage using capaci...

Y10T 29/49108   Electric battery cell making

POWER SUPPLY FOR DOWNHOLE INSTRUMENTS

First Claim

4 Assignments

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Abstract

Citations

102 Claims

Specification

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POWER SUPPLY FOR DOWNHOLE INSTRUMENTS

First Claim

4 Assignments

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Subscription Required

0 Petitions

Subscription Required

Accused Products

Subscription Required

Abstract

Citations

102 Claims

Specification

Subscription Required

Solutions

Use Cases

Quick Links