WO2024085768A1 - Générateur d'énergie de fond de trou et dispositif de communication - Google Patents

Générateur d'énergie de fond de trou et dispositif de communication Download PDF

Info

Publication number
WO2024085768A1
WO2024085768A1 PCT/NO2023/060067 NO2023060067W WO2024085768A1 WO 2024085768 A1 WO2024085768 A1 WO 2024085768A1 NO 2023060067 W NO2023060067 W NO 2023060067W WO 2024085768 A1 WO2024085768 A1 WO 2024085768A1
Authority
WO
WIPO (PCT)
Prior art keywords
downhole
fluid
control line
pressure
flow
Prior art date
Application number
PCT/NO2023/060067
Other languages
English (en)
Inventor
Knut Arne HOVEM
Original Assignee
Hovem As
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hovem As filed Critical Hovem As
Publication of WO2024085768A1 publication Critical patent/WO2024085768A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0085—Adaptations of electric power generating means for use in boreholes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/02—Adaptations for drilling wells

Definitions

  • the present invention relates to a method for conveying hydraulic energy and pressure pulse signals, using fluid flow in a tube that runs from the surface and is connected to downhole equipment positioned within the deepest pipe section in a wellbore, in particular a wellbore for exploitation of oil and natural gas.
  • the well may be an onshore or offshore well.
  • Wireless telemetry is an art known within the industry as a method of acoustic telemetry within the steel production pipe or by electromagnetic waves (radio waves) within the formation. To date these methods is regarded as too complex or expensive for permanent long term well application.
  • Other invention for example taught by Purkis, US 2011/0290504 Al, are motivated from a practice of giving commands to many downhole tools mounded on a production tube by flowing RFID tags down a control line that runs adjacent to the tools. From this practice comes the invention of utilizing the flow in the control line to generate electric power down hole. But the invention does not show or discuss if or how the usefulness of the control line can extend to flow to other production tubes deeper within the well.
  • US 2018/0305999 Al describes a system for control using a hydraulic fluid includes a hydraulic control line for flowing the hydraulic fluid, a fluid line in fluid communication with the hydraulic control line, a flow controller configured to regulate a flow of the hydraulic fluid in the fluid line, and a piezoelectric device in fluid communication with the hydraulic control line and configured to actuate the flow controller upon receiving a selected flow of the hydraulic fluid.
  • US 5839508 describes a electrical generating apparatus which connects to the production tubing.
  • this apparatus includes a housing having a primary flow passageway in communication with the production tubing.
  • the housing also includes a laterally displaced side passageway communicating with the primary flow passageway such that production fluid passes upwardly towards the surface through the primary and side passageways.
  • a flow diverter may be positioned in the housing to divert a variable amount of production fluid from the production tubing and into the side passageway.
  • an electrical generator is located at least partially in or along the side passageway. The electrical generator generates electricity through the interaction of the flowing production fluid.
  • WO 2022/006420 describes a wireless multi-stage completions for providing power to and telemetry communication with downhole device(s) are provided.
  • a power generation system can be disposed along a production string to power downhole devices.
  • the power generation system can be driven by annulus fluid flow or production fluid flow and converts the fluid flow to electrical energy.
  • the turbine is driven with annulus fluid flow. This limits the position of the power generating device to remain within the upper production tube.
  • Downhole chemical injection to prevent scale, vax or asphaltene build up within the production tube is a known practice within the industry. Chemical fluids are pumped down a well via a control line. To achieve effective delivery into the well stream, the fluid passes an injection valve. The injection valve has a check feature to prevent ingress of well fluid into the control line
  • the present invention solves the above-mentioned problems as well as reaching the deepest pipe section within the wellbore, as shown in the following:
  • the present invention describes a system and method to generate electric power from fluid pumped from the surface through a control line or from fluid entering the well.
  • the generated electric power is to benefit of valves, sensors, measurement devices, electrical devices and energy storage devices installed within the deeper pipe sections, for example across the reservoir formation.
  • the present invention system and method can also be used to send signals from downhole to surface and from surface to downhole, using hydraulic pressure pulse telemetry within a control line.
  • the downhole equipment described can convert hydraulic energy to electrical energy downhole.
  • the downhole equipment can receive signals sent from surface by method of pressure pulse signals within the fluid filled tube.
  • the downhole equipment can send signals to surface by method of pressure pulse signals within the same fluid filled tube.
  • the downhole equipment may share electrical power and communicate with other downhole equipment by means of a local downhole cable network within the same pipe section or integrated within a composite material pipe.
  • the electric power generating devices release the fluid from surface into the well flow.
  • the devices In listening mode, the devices detect a pressure pulse signal within the control line fluid from the surface, convert the signal into data, and pass data to other devices downhole.
  • the devices In sending mode, the devices convert data into a pressure pulse signal, and generate a pressure pulse signal within the control line fluid to the surface.
  • At least one electric power generating device may be placed within the sand screen section along the reservoir section.
  • the well fluid is entering the well, passing the sand screen and therefore generating electric power from the well fluid.
  • Figure 1 illustrates a schematic drawing of a well according to the state of the art. It may be an open hole, single zone well with a pre-drilled liner and sand control (08).
  • Figure 2 illustrates a simple schematic drawing of a well according to the invention. It may be an open hole, single zone well with a pre-drilled liner, sand control and according to the invention with devices (21, 22) within the deepest pipe section in a wellbore, converting hydraulic energy to electrical energy, receiving signals from the surface, sending signals to the surface and sharing electrical power and communicate with other downhole equipment by means of a local downhole cable (23) network within the same pipe section or integrated within a composite material pipe.
  • devices 21, 22
  • Figure 3 illustrates a simple schematic drawing of a well according to a preferred embodiment of the invention. It may be an open hole, multi zone well with a pre-drilled liner, sand control, open hole packer (10) dividing zones, and according to the invention with devices (21, 22) within the deepest pipe section in a wellbore, converting hydraulic energy to electrical energy, receiving signals from the surface, sending signals to the surface and sharing electrical power and communicate with other downhole equipment by means of a local downhole cable (23) network within the same pipe section or integrated within a composite material pipe.
  • a local downhole cable (23) network within the same pipe section or integrated within a composite material pipe.
  • Figure 4 illustrates a schematic detailed drawing of the downhole device (21) that communicates and generates electric power via control lines flow from surface, positioned within the lowest most pipe section in the well.
  • Figure 5 illustrates a schematic drawing in section view of the position of the power generating device (22), that generates electric power from reservoir flow (41), positioned within a sand screen (08), and of the position of the integrated cable (23).
  • the schematic drawing of Figure 5 may be from any sand screen positioned within zone A or zone B in figure 4.
  • the present invention describes a system and a method to route a conventional hydraulic control line 09 from the surface down a wellbore and through at least one section of the pipe until reaching that pipe section that is installed across the reservoir formation.
  • an installed downhole device 21 will generate electric power from fluid pumped from the surface and utilizing the control line 09.
  • the generated electric power is to benefit of valves, sensors, measurement devices, electrical devices and energy storage devices installed within the pipe section across the reservoir formation.
  • the same hydraulic control line 09 used to transport high pressure fluid is also used to send signals from the downhole location to the surface and from the surface to the downhole location.
  • the method of telemetry is hydraulic pressure pulse telemetry within the control line fluid.
  • Figure 2 describes some important parts of a well according to the invention.
  • the completion typically comprises the tubing hanger 01 with bypass for control lines 09, production packer 07 with feed through for hydraulic control lines 09, and wet mate connection between lower and upper completion.
  • Figure 3 describes a preferred well according to the invention and a preferred embodiment according to the invention.
  • the hydraulic control line 09, 20 transports a high-pressure fluid through the control line from a surface power system to the downhole device 21 in the lower completion, preferred in the deepest pipe section in the wellbore.
  • the transport of the high-pressure fluid is utilized through existing chemical injection systems.
  • the downhole device 21 When in power generating mode, the downhole device 21 depressurizes the fluid from surface to generate electric power.
  • Fig. 04 shows the downhole device 21 in detail.
  • the downhole device 21 comprises an upper connection to the control line 09, a control line port 30, providing the high-pressure fluid from the surface.
  • the pulse generating valve of the sending unit 31 is open providing free flow of the high-pressure fluid into the downhole device 21 and for a power generator, pump impellers 33 on an axis, convert the high-pressure flow into rotational energy, electrical state of the art means 34, 35, 36, convert the rotational energy from the axis into electrical energy, cables 23 provide the energy to other devices or energy storage devices.
  • a Fluid Port 38 excess the fluid into the wellbore.
  • the generated energy may be conducted to other downhole equipment, such as valves, sensors, measurement devices, electrical devices and energy storage devices by using induction couplers.
  • the downhole device 21 may be installed in a side pocket mandrel.
  • the downhole device 21 may be replaceable by intervention.
  • the energy storage device is located within the downhole device 21.
  • the listening unit 32 within the downhole device 21 detects a signal from the surface, the power generation may eventually stop and a pressure sensor, eventually equipped with an onboard microprocessor (not shown) converts the data, the pressure pulses, into electric telemetry data that is be passed on to other electrically powered equipment downhole, via the cable 23.
  • a Fluid Port 38 excess the fluid into the wellbore.
  • the sending unit 31 draws power to generate hydraulic fluid pressure.
  • the power generator draws power from the device 22 or energy storage devices to generate hydraulic fluid pressure through the sending unit 31 by using the reverse effect of the power generating mode. Electrical energy actuates the impellers 33 creating high pressure fluid flow from the port 38, through the sending unit 31 and the control line 09 to the surface.
  • the sending unit comprises an electric controlled solenoid type valve for generating pressure pulses. The valve within the sending unit 31 can alternate between open and shut position to generate pressure pulses within the fluid in accordance with telemetry code. The signal is detectable at the surface.
  • the embodiment eventually comprises a fluid reservoir (not shown) using the fluid from the reservoir in the sending mode, when creating high pressure fluid flow to the surface.
  • At least one electric power generating device 22 is placed within the sand screen 08 section along the reservoir section.
  • the fluid entering the well must pass the sand screen 08 and therefore this is the optimum location for an electric power generating device 22 that draws energy from the well fluid flow.
  • a power generating device 22 comprises an inflow aperture, where the reservoir flow 41 enters the device 22, a state-of-the-art power generator, for example the one from device 21 using impellers 33 on an axis, convert the flow into rotational energy, electrical state-of-the-art means convert the rotational energy to electrical energy, cables 23 provide the energy to other downhole equipment such as valves, sensors, measurement devices, electrical devices and energy storage devices.
  • the flow enters the tubing 03 through an outflow aperture.
  • the generated energy may be conducted to other downhole equipment, such as valves, sensors, measurement devices, electrical devices and energy storage devices by using induction couplers.
  • the energy storage device is located within the power generating device 22.
  • the downhole device 21 is divided.
  • the sending and listening unit is placed in a top side pocket mandrel, a power generator unit is placed in a middle side pocket mandrel, an optional fluid reservoir unit is placed in a bottom side pocket mandrel.
  • the embodiment comprises a control line 09, leading from the surface to the top pocket, to the middle pocket, to the bottom pocket, to the wellbore flow, cables 23 communicating or providing the energy to other downhole equipment such as valves, sensors, measurement devices, electrical devices and energy storage devices, optionally an electromagnetic coupler in each pocket, connected to the other devices.
  • the optional fluid reservoir of the embodiment is used in the sending mode, when creating high pressure fluid flow to the surface.
  • the fluid pumped down the control line for power can be a chemical and serve in a scale, wax or asphaltene prevention function.
  • the fluid pumped down the control line can be water.
  • any type of devices placed along the pipe section adjacent to one or multiple reservoir formation can be in communication in an autonomous network.
  • one or multiple electric power generating devices 22 are placed within one or each sand screen section within the pipe string that is adjacent to the reservoir formation.
  • one or multiple downhole devices 21 are used.
  • the power generated at each screen may be used to calculate the fluid flow rate from the reservoir.

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Remote Sensing (AREA)
  • Geophysics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

L'invention concerne un procédé pour la génération d'énergie et de communication de, vers et avec un équipement de fond de trou, utilisant une ligne de commande remplie d'un fluide (09) avec cependant de nombreux raccords d'accouplement humides requis pour atteindre la section de tube la plus profonde dans le puits, appliquant une télémétrie par impulsions de pression au sein d'une ligne de commande remplie d'un fluide (09) pour une communication de la surface à un dispositif de fond de trou (21) ou d'un dispositif de fond de trou (21) à la surface, appliquant une pression hydraulique par l'intermédiaire de la ligne de commande (09) de la surface au dispositif de fond de trou (21), conçu pour convertir la pression appliquée en énergie électrique, appliquant de l'énergie électrique pour en faire bénéficier un équipement de fond de trou.
PCT/NO2023/060067 2022-10-20 2023-10-10 Générateur d'énergie de fond de trou et dispositif de communication WO2024085768A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20221124 2022-10-20
NO20221124 2022-10-20

Publications (1)

Publication Number Publication Date
WO2024085768A1 true WO2024085768A1 (fr) 2024-04-25

Family

ID=88506998

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NO2023/060067 WO2024085768A1 (fr) 2022-10-20 2023-10-10 Générateur d'énergie de fond de trou et dispositif de communication

Country Status (1)

Country Link
WO (1) WO2024085768A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5839508A (en) 1995-02-09 1998-11-24 Baker Hughes Incorporated Downhole apparatus for generating electrical power in a well
US20070227776A1 (en) * 2003-09-05 2007-10-04 Schlumberger Technology Corporation Borehole Telemetry System
US20110290504A1 (en) 2008-10-02 2011-12-01 Petrowell Limited Control system
US20140069639A1 (en) * 2012-09-10 2014-03-13 Baker Hughes Incorporation Friction reduction assembly for a downhole tubular, and method of reducing friction
US20160168957A1 (en) 2014-06-11 2016-06-16 Tubel, LLC. Magnetic Field Disruption For In-Well Power Conversion
US20160265315A1 (en) * 2014-09-19 2016-09-15 Halliburton Energy Services, Inc. Transverse flow downhole power generator
US20180305999A1 (en) 2016-10-06 2018-10-25 Halliburton Energy Services, Inc. Electro-Hydraulic System with a Single Control Line
WO2020264082A1 (fr) 2019-06-25 2020-12-30 Schlumberger Technology Corporation Génération d'énergie pour des complétions sans fil à plusieurs étages
US10914138B2 (en) * 2016-05-20 2021-02-09 Tubel Llc Downhole power generator and pressure pulser communications module on a side pocket
US11041370B2 (en) 2013-01-17 2021-06-22 Tendeka B.V. Apparatus for power generation
WO2022006420A1 (fr) 2020-07-01 2022-01-06 Schlumberger Technology Corporation Génération d'énergie pour des complétions sans fil multi-étages

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5839508A (en) 1995-02-09 1998-11-24 Baker Hughes Incorporated Downhole apparatus for generating electrical power in a well
US20070227776A1 (en) * 2003-09-05 2007-10-04 Schlumberger Technology Corporation Borehole Telemetry System
US20110290504A1 (en) 2008-10-02 2011-12-01 Petrowell Limited Control system
US20140069639A1 (en) * 2012-09-10 2014-03-13 Baker Hughes Incorporation Friction reduction assembly for a downhole tubular, and method of reducing friction
US11041370B2 (en) 2013-01-17 2021-06-22 Tendeka B.V. Apparatus for power generation
US20160168957A1 (en) 2014-06-11 2016-06-16 Tubel, LLC. Magnetic Field Disruption For In-Well Power Conversion
US20160265315A1 (en) * 2014-09-19 2016-09-15 Halliburton Energy Services, Inc. Transverse flow downhole power generator
US10914138B2 (en) * 2016-05-20 2021-02-09 Tubel Llc Downhole power generator and pressure pulser communications module on a side pocket
US20180305999A1 (en) 2016-10-06 2018-10-25 Halliburton Energy Services, Inc. Electro-Hydraulic System with a Single Control Line
WO2020264082A1 (fr) 2019-06-25 2020-12-30 Schlumberger Technology Corporation Génération d'énergie pour des complétions sans fil à plusieurs étages
WO2022006420A1 (fr) 2020-07-01 2022-01-06 Schlumberger Technology Corporation Génération d'énergie pour des complétions sans fil multi-étages

Similar Documents

Publication Publication Date Title
US7775275B2 (en) Providing a string having an electric pump and an inductive coupler
US6715550B2 (en) Controllable gas-lift well and valve
AU2001245434B2 (en) Use of downhole high pressure gas in a gas-lift well
US7793718B2 (en) Communicating electrical energy with an electrical device in a well
AU2003241367B2 (en) System and method for flow/pressure boosting in subsea
US6679332B2 (en) Petroleum well having downhole sensors, communication and power
US5706892A (en) Downhole tools for production well control
US5706896A (en) Method and apparatus for the remote control and monitoring of production wells
US5732776A (en) Downhole production well control system and method
US6758277B2 (en) System and method for fluid flow optimization
US6046685A (en) Redundant downhole production well control system and method
US20100314106A1 (en) Low cost rigless intervention and production system
US8511374B2 (en) Electrically actuated insert safety valve
US20090090499A1 (en) Well system and method for controlling the production of fluids
AU772610B2 (en) Downhole wireless two-way telemetry system
WO2024085768A1 (fr) Générateur d'énergie de fond de trou et dispositif de communication
AU734599B2 (en) Computer controlled downhole tools for production well control