Pumping unit of oil well
A pumping unit of oil well, which is aimed at integrating such functions as recovering oil, pumping oil upward, and generating electricity for electrically heating oil, effectively reducing the viscosity of crude oil and preventing coagulation of crude oil, is composed of sucker rod rotating under t...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A pumping unit of oil well, which is aimed at integrating such functions as recovering oil, pumping oil upward, and generating electricity for electrically heating oil, effectively reducing the viscosity of crude oil and preventing coagulation of crude oil, is composed of sucker rod rotating under the drive of ground power, harmonic speed variator driven by said sucker rod, oil-well pump driven by said harmonic speed variator, underground electric generator driven by harmonic speed variator, and underground electric heater connected with said electric generator. |
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