WO2010112779A2 - Dispositif d'intervention dans un puits d'exploitation de fluide, installation d'exploitation et procédé associé - Google Patents
Dispositif d'intervention dans un puits d'exploitation de fluide, installation d'exploitation et procédé associé Download PDFInfo
- Publication number
- WO2010112779A2 WO2010112779A2 PCT/FR2010/050624 FR2010050624W WO2010112779A2 WO 2010112779 A2 WO2010112779 A2 WO 2010112779A2 FR 2010050624 W FR2010050624 W FR 2010050624W WO 2010112779 A2 WO2010112779 A2 WO 2010112779A2
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- WIPO (PCT)
- Prior art keywords
- hydraulic
- pump
- motor
- well
- downstream
- Prior art date
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- 239000012530 fluid Substances 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 35
- 230000004913 activation Effects 0.000 claims description 23
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 7
- 230000033228 biological regulation Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000010079 rubber tapping Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000001276 controlling effect Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/14—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/42—Control devices non-automatic
- B66D1/44—Control devices non-automatic pneumatic of hydraulic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
- F04B47/04—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level the driving means incorporating fluid means
Definitions
- the present invention relates to a device for intervention in a fluid exploitation well, of the type comprising: a shuttle carrying at least one intervention and / or measurement tool, intended to be introduced into the well;
- a winch for maneuvering the line comprising a rotary drum for winding the line and a hydraulic power unit for driving the drum in rotation, the hydraulic power unit comprising:
- a pump for driving the hydraulic fluid contained in the tank connected to the tank by an upstream pipe;
- At least one hydraulic motor for driving the drum connected to the pump via an intermediate pipe and connected to the tank by a downstream pipe.
- the invention applies in particular to the operations that must be performed in the well using tools attached to the shuttle. These operations are, for example, the opening and closing of valves, the breaking of shear pins, the production of perforations, the placing and removal of tools in the well, or the retrieval of tools stuck in the well. (eg laying and removing anchor chucks).
- the tool is mounted at the free end of a cable working line which may be in particular a smooth single-strand cable type "piano wire” or “slickline” but also a stranded cable called “braided line” or “electric line”.
- a cable working line which may be in particular a smooth single-strand cable type "piano wire” or “slickline” but also a stranded cable called “braided line” or “electric line”.
- These cables are generally made of steel but can be coated or composite material.
- a winch which is brought to the vicinity of the well, and which is rotated to wind and unroll cable in the well.
- the known winches generally comprise a drum on which is wound the working line to the cable, and a hydraulic power unit for rotating the drum.
- the hydraulic unit is in most cases of type "open loop” (or "open loop”).
- This type of plant comprises a storage tank containing a large amount of hydraulic fluid, a hydraulic pipe having two ends immersed in the sheet, a pump and a motor connected in series on the hydraulic pipe.
- An adjustable bypass connects the pump outlet upstream of the motor to the tank.
- This type of plant operates by operating the pump to continuously deliver a maximum flow of fluid and selectively deriving a selected amount of hydraulic fluid through the bypass depending on the load and the speed required on the engine.
- closed loop hydraulic power stations (or “closed loop”) have also been used.
- This type of plant is equipped with a low volume hydraulic tarpaulin.
- the displacement of the pump is manually adjustable and the pump outputs are connected directly to the motor inputs.
- the closed-loop power plants make it possible to adjust the speed of deployment more precisely, especially at slow speed (10m / min is the normal speed for a logging operation), and to limit the energy consumption since the pump is powered only by depending on the speed required.
- they have the disadvantage of not being sufficiently reactive when a high acceleration must be obtained quickly upward or downward.
- a hydraulic supply pump is required for each system, which increases the maintenance costs and the complexity of the hydraulic circuit.
- An object of the invention is therefore to obtain a response device in a well which is very reactive, while consuming little energy and having good accuracy and good stability at low speed whatever the load.
- the subject of the invention is an intervention device of the aforementioned type, characterized in that the hydraulic unit comprises a regulator of the flow of hydraulic fluid delivered to the or each hydraulic motor, the regulator being controlled according to at least one hydraulic fluid pressure depending on the load exerted on the engine by the rotary drum, the or each pressure being taken directly on one of said pipes.
- the device according to the invention may comprise one or more of the following characteristics, taken in isolation or according to any combination (s) technically possible:
- the hydraulic unit comprises an adjustable calibrated throat, mounted on the intermediate pipe, an upstream tapping, and a downstream tapping to take the pressure upstream and downstream of the throat, the regulator being slaved to maintain substantially constant at a threshold value.
- adjustable pressure difference taken between the upstream and downstream connections;
- the regulator comprises a pump flow control assembly comprising a movable member between a minimum flow position and a maximum flow position, the regulator comprising a servo assembly of the movable member comprising a control valve; having a slide movable between a first regulating position for moving the movable member to the maximum flow position and a second regulating position for moving the movable member to the minimum flow position, the upstream stitching and the downstream stitching being hydraulically connected to the control valve to move the spool between its control positions according to the pressure difference between the upstream stitching and the downstream stitching;
- the adjustment assembly comprises an enclosure delimiting a receiving chamber of the movable member, the movable member defining in the chamber an upstream region hydraulically connected to one of said ducts and a downstream region hydraulically connected to the valve; regulator, the drawer in its first position being connected to the downstream region, for supplying the downstream region with hydraulic fluid under pressure, and in its second position hydraulically connecting the downstream region to a low pressure tank;
- the device comprises a branch pipe connecting the output of the pump to the tank, the regulator comprising a flow control valve flowing through the branch pipe;
- the hydraulic unit comprises a switching valve movable between a first activation position in which the intermediate pipe is formed between the outlet of the pump and a first inlet of the motor, and the downstream pipe is formed between a second inlet of the motor and the tarpaulin, and a second activation position in which the intermediate pipe is formed between the second inlet of the engine and the outlet of the pump and the downstream pipe connects the first inlet of the engine and the boat;
- the hydraulic unit comprises a hydraulically driven member connected to the pump in parallel with the hydraulic motor.
- logs logs
- fishing fishing
- threshing pistoning in the well.
- It allows, without complicating the hydraulic circuit, to associate a number of hydraulic accessories.
- the invention furthermore relates to a fluid exploitation installation, characterized in that it comprises:
- the subject of the invention is also a method for operating an exploitation well, characterized in that it comprises the following steps:
- FIG. 1 is a partial diagrammatic view, taken in section along a median vertical plane, of a first fluid exploitation installation comprising an intervention device according to the invention
- FIG. 2 is a simplified hydraulic diagram of the hydraulic winch drive in the intervention device of Figure 1;
- FIG. 3 is a simplified hydraulic diagram of the flow control valve of the hydraulic power plant of Figure 2;
- FIG. 4 is a view similar to Figure 2 of a second intervention device according to the invention.
- FIG. 5 is a view similar to Figure 3 of the second intervention device according to the invention
- - Figure 6 is a view similar to Figure 2 of a third intervention device according to the invention.
- FIG. 1 A first fluid exploitation installation 10 according to the invention is shown in FIG. 1.
- This installation 10 comprises a well 12 for exploiting a fluid contained in the soil 18, a wellhead 14 closing the well 12 at the level of the surface 16 of the ground 18, and an intervention device 20 according to the invention for carrying out operations in the well 12.
- the well 12 is formed in the ground 18 for connecting a sheet of operating fluid (not shown) located deep in the ground 18 at a first point 22 located on the surface.
- the well 12 comprises an outer conduit 24 called
- the fluid used is for example a hydrocarbon, such as oil or gas.
- the wellhead 14 selectively closes the conduits 24, 26 at the first surface point 22. It thus comprises a device for closing the well 28 and, for the introduction of the intervention device 20 into the well 12, sealing means 30 and guide pulleys 32.
- the intervention device 20 comprises a shuttle 34 intended to be introduced into the conduits 24, 26 of the well 12, a cable working line 36 for the deployment of the shuttle 34 in the well 12, inserted into the well through the wellhead 14, and a winch maneuver 38 from the line of work to the cable.
- the shuttle 34 is of generally elongate shape. It carries, for example, intervention tools in the well such as an anchor, a slide, an actuator, an explosive head, or measurement tools such as sensors for measuring the temperature or pressure in the well, sensors measuring the properties of the formation around the well, such as the natural radiation emitted by the formation.
- the working line to the cable 36 is formed by a solid single-strand smooth cable, called "piano wire", designated by the English term “slickline”.
- This cable is made of metallic material, such as a galvanized stainless steel (for example type 316).
- This smooth cable has good pressure resistance and adequate flexibility.
- this type of cable is made of a breaking force of 300 daN to 1500 daN, preferably 600 to 1000 daN. It has a length greater than 5000 m generally between 1000 m and 4000 ... m depending on the depth of the well. Some very deep wells can reach 8000m.
- the cable is a stranded cable type "braided line” or "electric line".
- the working line to the cable 36 is unwound from the winch 38, then passed around the return pulleys 32 before being introduced into the well through the sealing means 30.
- the shuttle 34 is fixed at the end free 40 of line 36.
- the winch 38 comprises a rotary winding drum 42 of the line 38, a drum support 44 placed on the ground 18, and a hydraulic unit 46 for actuating and controlling the rotary drum 42.
- the drum 42 is rotatably mounted about a horizontal axis on the support 44. It comprises a substantially cylindrical outer winding surface of the line 38.
- the rotation of the drum 42 about its axis in a first direction winds the line 36 around the drum and moves the shuttle 34 to the top of the well 12, while the rotation of the drum 42 about its axis in a second direction unwinds the line 38 out of the drum 42 and moves the shuttle 34 down the well 12.
- the hydraulic unit 36 comprises a tank 50 for storing a hydraulic drive fluid, a pump 52 for displacing the hydraulic fluid, connected to the tank 50, and a motor 56 for driving in rotation.
- drum 42 hydraulically connected to the pump 52 and the tank 50 by a selective distributor 58 for driving in rotation the motor 56 and the drum 42 in the first direction or in the second direction.
- the central unit 46 furthermore comprises means 60 for controlling the selective distributor 58 and, according to the invention, a regulator 62 for the hydraulic flow rate supplied by the pump.
- the sheet 50 is constituted by a fluid reservoir 70 maintained at a pressure substantially equal to atmospheric pressure.
- the reservoir 70 contains a volume of hydraulic fluid greater than at least 1 times the volume of fluid contained in the upstream pipe 54, and in the selective distributor 58.
- the pump 52 comprises an inlet 72 into which the upstream pipe 54 opens, and an outlet 74 connected to the distributor 58. It is driven for example by a diesel engine.
- the flow of hydraulic fluid at the outlet 74 of the pump 52 is adjustable, this adjustment being carried out using the regulator 62, as will be seen below.
- the selective distributor 58 comprises a spool valve 76 for switching, and, connected to the slide valve 76, a pump outlet pipe 78, a first pipe 80 and a second pipe 82 for connection to the motor 56, and a pipe 84 of delivery to the tarpaulin 84.
- the slide valve 76 is for example a valve type MV18 from the German company Loger, or a valve WM18 from the company LINDE.
- the slide valve 76 comprises a valve body 86 having four inlets 88A to 88D respectively connected to the tubings 78 to 84. It further comprises a movable slide 90 in the valve body 86 having a hydraulic distribution upper stage 92 for the circulation of the valve. hydraulic fluid in the motor 56 in a first direction, and a lower stage 94 hydraulic distribution for the circulation of the hydraulic fluid in the motor 56 in a second direction.
- Each stage 92, 94 comprises a supply section 96 connecting the pump outlet tubing 78 and one of the first and second tubings 80 and 82, and an exhaust section 98 connecting the other of the first and second tubings 80. , 82 with the connection pipe to the tank 84.
- the slide 90 is movable in the valve body 86 between a first activation position of the upper stage 92, in which the upper stage 92 is placed opposite the inputs 88A to 88D and a second activation position of the lower stage 94 in which the lower stage 94 is connected to the inputs 88A to 88D.
- the feed section 96 of the upper stage 92 connects the outlet pipe of the pump 78 to the first pipe 80, to bring the fluid pumped by the pump through the outlet pipe of the pump.
- pump 78, the section 96 and the first pipe 80 to a first inlet 100 of the motor 56 and form an intermediate pipe between the outlet 74 of the pump 78 and the first inlet 100 of the motor 56.
- the evacuation section 98 connects the second pipe 82 to the evacuation pipe 84 to form a downstream pipe 103 between the second inlet 102 of the motor 56 and the tank 50.
- the lower stage 94 In the first activation position, the lower stage 94 is placed away from the inputs 88A to 88D and is therefore inactive.
- the supply section 96 of the lower stage 94 connects the pump outlet tubing 78 to the second tubing 82 to create the intermediate conduit between the pump outlet 74 and the second inlet 102. of the motor.
- the evacuation section 98 connects the first tubing 80 to the evacuation tubing 84 to create a downstream duct extending between the first inlet 100 and the tank 50.
- the upper stage 92 In the second activation position, the upper stage 92 is placed away from the inputs 88A to 88D and is thus inactive.
- the displacement of the slide 90 between its first activation position and its second activation position controls the direction of flow of the fluid in the motor 56 and thus the direction of rotation of the drum 42.
- the discharge pipe 84 is provided with a filter 103 of the hydraulic fluid.
- the control means 60 comprise the control means of the slide 90 of the valve 16 to move it between its first activation position and its second activation position according to the direction of rotation required on the drum 42.
- the regulator 62 controls the flow of fluid at the outlet 74 of the pump 52 at any time during the rotation of the motor 56. This control is performed as a function of the load applied to the motor 56 by the drum 42. under the effect of the transmission line to the cable 34.
- the regulator 62 comprises a calibrated throttle 150 for measuring the applied load, a set 152 for regulating the flow rate of the pump 52, and a servocontrol assembly 154 for the set of setting 152 to control the flow rate at the outlet 74 of the pump 52 by maintaining a constant pressure difference at the ends of the constriction 150.
- the constriction 150 comprises a valve 157 having a diameter orifice adjustable by the control means 60.
- the diameter of the orifice is advantageously less than the average diameter of the pipe on which the throttle is mounted.
- the adjustable orifice valve 157 is placed in the slide valve 76 of the selective distributor 58.
- an adjustable orifice valve 157 is connected in series with the fluid supply section 96. hydraulic.
- a calibrated throat 150 is connected in series with the intermediate pipe connecting the outlet 74 of the pump 52 to an inlet 100, 102 of the motor 56 whatever the position of the slide 90 of the valve 76.
- the throat 150 further comprises an upstream tapping 158 and a downstream tapping 160 to take the pressure respectively upstream and downstream of the valve 157.
- the tappings 158 and 160 open into the section 96 and are hydraulically connected to the servo assembly 154, for controlling the pump adjustment assembly 152 in accordance with the pressure difference measured at the ends of the adjustable orifice valve 157.
- the adjustment assembly 152 and the assembly Servo-control 154 are for example integrated within a set HPR105-02 of the German company LINDE.
- the adjustment assembly 152 comprises a piston 160 for actuating the plate of the pump 52, mounted to move in a cylinder 164 delimiting a circulation chamber 166 of the piston 162.
- the piston 162 can be moved in the chamber 166 between a first position end, right in Figure 3, wherein the output flow of the pump 52 is maximum and a second end position, left in Figure 3, wherein the output flow of the pump is substantially zero.
- the piston 162 delimits sealingly in the chamber 166, an upstream region 168 and a downstream region 170.
- a spring 167 is interposed between the piston 162 and the wall of the cylinder 164 in the upstream region to bias the piston towards the first position. 'end.
- the upstream region 168 is connected to the outlet 74 of the pump by a pressurization tap 172, so that the pressure in the upstream region 168 is substantially equal to the pressure upstream of the adjustable orifice valve 157.
- the downstream region 170 is connected to the servocontrol unit 154 by a servocontrol conduit 174.
- the servocontrol unit 154 comprises a slide regulator 180 which comprises a regulator body 182 and a movable slide 184 controlled by the pressure difference received from the connections 158, 160.
- Regulator body 182 includes three inputs 186A-186C.
- the first inlet 186A is connected to the upstream branch 158 by a bifurcation 188 for supplying the regulator 180 with fluid at a pressure substantially equal to the pressure taken upstream of the valve 157.
- the second inlet 186B is connected to the tank 50 by a discharge pipe 190 for the depressurization of the regulator.
- the third input 186C is connected to the control line 174 of the adjustment assembly 152.
- the spool 184 includes a first stage 192 having a connecting portion 194 from the first input 186A to the second input 186C, and a second stage 196 having a connecting portion 198 of the second input 186B to the third input 186C.
- the slide valve 184 is movable in the valve body between a first regulation position for the activation of the first stage 192, in which the servo-control conduit 174 is connected to the bifurcation 188 to supply this conduit 174 and the downstream region 170 with pressurized fluid, and a second control position for the activation of the second stage 196, in which the servocontrol pipe 174 is connected to the delivery pipe 190 by the section 198 to discharge pressurized fluid contained in the downstream region. 170 to the tarpaulin 50.
- the displacement of the slide 184 between its regulation positions results from the application of the pressure present in the upstream stitch 158 on a surface of the spool 184 and the application of the pressure present in the downstream stitching 160 on an opposite surface of the spool 184. This displacement is therefore hydraulically controlled.
- the winch 38 is brought to the vicinity of the wellhead 14.
- the working line to the cable 36 is partially unwound to pass it in the return pulleys 32, then through the sealing means 30.
- a tool of intervention 34 is introduced through an airlock provided in the sealing means 30. The tool 34 is then fixed to the free end 40 of the working line to the cable 30.
- the operator of the intervention device 20 activates the winch 38 to unwind the working line to the cable 36 from the drum 42 and lower the tool 34 into the well.
- control means 60 acts on the control means 60 to control the drum rotation 42 in a first direction with a view to the unwinding of the line 36.
- the control means 60 pivot the slide gate valve 76 to move the slide 90 in its first activation position and place the upper stage 92 next to the inputs 88A to 88D.
- a closed hydraulic circuit on which are mounted in series the pump 52 and the motor 56 is formed between the upstream pipe, the pump 52, the pump outlet tubing 78, the feed section 96 and the first connecting pipe 80 for connecting the motor to the first inlet 100 of the motor 56.
- the hydraulic fluid pumped by the pump 52 then flows in the motor 56 between the first inlet 100 and the second inlet 102 and is discharged to the tank 50 through the second pipe 82, the exhaust section 98 and the connection pipe to the
- the flow rate of fluid at the outlet of the pump 74 is regulated automatically by the regulator 62 as a function of the diameter of the orifice of the valve 157.
- the flow rate of the pump 52 When this difference is greater than an adjustable threshold value, for example 20 bar, the flow rate of the pump 52 must be increased to maintain a constant pressure difference between the taps 158, 160 at the ends of the adjustable orifice valve 157. When the threshold value is exceeded, the hydraulic fluid present in the connections 158, 160 moves the slide 182 to its activation position of the second stage.
- an adjustable threshold value for example 20 bar
- the servocontrol duct 174 is then connected to the tank 50 through the section 198.
- the fluid under pressure present in the downstream region 170 then discharges towards the tank 50, through the discharge pipe 190, which reduces the volume of the downstream region 170.
- the piston 162 thus moves to the first end position, thereby increasing the flow of fluid at the outlet of the pump 52.
- the adjustment of the size of the calibrated orifice of the valve 157 by the control means 60 makes it possible to regulate the regulated flow rate of fluid flowing through the motor 56 to increase or decrease the speed of rotation of the drum 42.
- the downstream fluid evacuation pipe is formed between the first inlet of the motor 100 and the tank 52 through the first pipe 80 and the discharge pipe 84 towards the tarpaulin.
- the combination of a large volume of available hydraulic fluid and a very reactive regulation by the regulator 62 makes it possible to very rapidly increase the flow of fluid 74 at the outlet of the pump 52 and thus to have sufficient hydraulic power. for rotating the motor 56 at high speed or when the load increases strongly on the drum 42.
- the regulation offered as a function of the load applied across the throttle 156 by the regulator 62 offers a precise operation, independent of the load, and a controlled displacement of the winch 38 and therefore from the line of work to the cable 36.
- the intervention device 20 as for the open-circuit winches, has a high hydraulic power to increase very quickly the speed or the load applied on the line of work to the cable 36. It also allows to take advantage of a precise control of the flow of hydraulic fluid passing through the motor 56, similar to that of a winch in a closed circuit when a great precision on the speed of regulation is required.
- a device for intervention in a well comprising a shuttle intended to be introduced into the well by means of a line of work with the cable and a Operator winch line that works accurately and stably, with reduced energy consumption.
- the structure of the hydraulic circuit within the plant is also easily modulated to add auxiliary power generation units or other motors in parallel with the winch drive motor.
- a second motor, an electricity generator or a piston is connected in parallel with the motor.
- the second device 220 comprises a piston 222 mounted to move in a cylinder 224. Unlike the first device 20, the second device 220 also comprises a selective distributor 258 for controlling the piston which comprises a slide valve 276 switching.
- the selective distributor 258 comprises, connected to the slide valve 276, an auxiliary pump outlet tubing 278 on the main tubing 78, a first auxiliary tubing 280 and a second auxiliary tubing 282 for connecting to the main tubing 78.
- the additional slide valve 276 is identical in structure to the slide valve 76.
- the components of this valve 276 are represented identically in FIG. 4 to the components of the valve 76, with references beginning with the numeral 2.
- This valve drawer 276 will not be described in detail.
- the first auxiliary manifold 280 connects the inlet 288B of the valve 276 to a first inlet 2100 of the cylinder 224 located on one side of the piston 222.
- the second auxiliary manifold 282 connects the inlet 288C of the valve 276 to a second inlet 2102 cylinder 244 located on the other side of the piston 222 relative to the first inlet 2100.
- control means 60 further comprise means for controlling the slide 290 of the slide valve 276 to move it between a first actuation position of the piston and a second piston activation position, depending on the direction of movement required on the piston 222.
- An auxiliary calibrated measurement 2150 of the load applied to the piston 222 is mounted in parallel with the calibrated throat 150. This calibrated throat 2150 is located inside the slide valve 276 on the feed section 296.
- This auxiliary calibrated throat 2150 has a structure similar to that of the calibrated throat 150 and will not be described in detail below.
- Throttle 150 and auxiliary throttle 2150 are hydraulically connected to servo assembly 154 through upstream stubs 160, 2160 which are interconnected by a directional valve 226.
- the directional valve 226 is connected by a common upstream stitching 228 to the servo assembly 154.
- the downstream stitch 158 remains stitched on the pump outlet tubing 78, between the outlet 74 of the pump 52 and the stitching of the pump output auxiliary tubing 278.
- the directional valve 226 has a logic circuit for selecting at each instant between the upstream tapping 2160 and the auxiliary upstream tapping 160, the one having the highest pressure, and for transmitting this pressure to the servo assembly 154 by the intermediate of the common upstream stitching 228.
- the adjustment assembly 152 and the servocontrol assembly 154 are also identical to those shown in FIG. 3.
- the operation of the second device 220 according to the invention is for the rest similar to that of the first device 20.
- a third device 320 according to the invention is shown in FIG. 6. Unlike the first device 20, the pump 52 delivers a constant output rate.
- the branch pipe 322 opens into the tank 50 and is adapted to derive an adjustable fraction comprised between 0% and 100% of the output flow of the pump to the tank 50, and thus to deliver to the motor an adjustable flow rate between 100% and 0% of the constant flow rate of the pump.
- the regulator 62 of the third device 320 comprises a set 152 of the flow control passing through the valve 324, this assembly 152 being controlled by the control unit 154.
- the control valve 324 is thus compensated for pressure.
- the regulator 62, and the adjustment set 152 of the fluid flow delivered to the engine, is controlled by the servocontrol unit 154 as a function of a hydraulic fluid pressure depending on the load exerted on the engine, measured by the difference pressure across the throat 150 as previously described.
- the device 320 thus obtained is much more stable depending on the load, which allows in particular to increase the precision of the displacement of the shuttle 34 in the well.
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Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI1013633A BRPI1013633A2 (pt) | 2009-04-02 | 2010-04-01 | dispositivo de intervenção dentro de um poço de exploração de fluido, instalação de exploração de fluido no solo, e processo de intervenção em um poço |
EP10723180A EP2414617B1 (fr) | 2009-04-02 | 2010-04-01 | Dispositif d'intervention dans un puits d'exploitation de fluide, installation d'exploitation et procédé associé |
CA2757389A CA2757389A1 (fr) | 2009-04-02 | 2010-04-01 | Dispositif d'intervention dans un puits d'exploitation de liquide, installation d'exploitation et methode associee |
CN201080023289.9A CN102449307B (zh) | 2009-04-02 | 2010-04-01 | 用于流体开采井中的装置、开采设备和相关的方法 |
AU2010231257A AU2010231257A1 (en) | 2009-04-02 | 2010-04-01 | Device for use in a fluid exploitation well, exploitation equipment, and associated method |
US13/260,732 US9151128B2 (en) | 2009-04-02 | 2010-04-01 | Device for intervention in a fluid exploitation well, exploitation installation and associated method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0952130A FR2944048A1 (fr) | 2009-04-02 | 2009-04-02 | Dispositif d'intervention dans un puits d'exploitation de fluide, installation d'exploitation et procede associe |
FR0952130 | 2009-04-02 |
Publications (2)
Publication Number | Publication Date |
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WO2010112779A2 true WO2010112779A2 (fr) | 2010-10-07 |
WO2010112779A3 WO2010112779A3 (fr) | 2010-12-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/FR2010/050624 WO2010112779A2 (fr) | 2009-04-02 | 2010-04-01 | Dispositif d'intervention dans un puits d'exploitation de fluide, installation d'exploitation et procédé associé |
Country Status (8)
Country | Link |
---|---|
US (1) | US9151128B2 (fr) |
EP (1) | EP2414617B1 (fr) |
CN (1) | CN102449307B (fr) |
AU (1) | AU2010231257A1 (fr) |
BR (1) | BRPI1013633A2 (fr) |
CA (1) | CA2757389A1 (fr) |
FR (1) | FR2944048A1 (fr) |
WO (1) | WO2010112779A2 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA3063537A1 (fr) * | 2017-06-27 | 2019-01-03 | Reflex Instruments Asia Pacific Pty Ltd | Procede et systeme d'acquisition de donnees geologiques a partir d'un trou de forage |
CN112027952A (zh) * | 2020-08-31 | 2020-12-04 | 中油国家油气钻井装备工程技术研究中心有限公司 | 具有三地操作方式的石油钻机绞车操控系统及操控方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US4137974A (en) | 1977-01-06 | 1979-02-06 | Smith International, Inc. | Hydraulically driven kelly crowd |
US20080271793A1 (en) | 2005-10-27 | 2008-11-06 | Brueninghaus Hydromatik Gmbh | Load-Pressure-Operated Flow Rate Regulator with Vibration Damping |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3999610A (en) * | 1974-11-21 | 1976-12-28 | Otis Engineering Corporation | Pipe snubbing method and apparatus |
US4187681A (en) * | 1978-08-28 | 1980-02-12 | Bucyrus-Erie Company | Hydrostatic winch |
US4330991A (en) * | 1980-01-02 | 1982-05-25 | Tadeusz Budzich | Load responsive system controls |
NL174934B (nl) * | 1981-07-21 | 1984-04-02 | Koopmans Luitzen B | Lierinrichting met van een beveiligingsschakeling voorziene hydraulische overbrenging. |
US5794438A (en) | 1981-11-05 | 1998-08-18 | Lisniansky; Robert Moshe | Adaptive fluid motor feedback control |
US4875530A (en) * | 1987-09-24 | 1989-10-24 | Parker Technology, Inc. | Automatic drilling system |
US5355675A (en) * | 1993-08-31 | 1994-10-18 | Western Atlas International, Inc. | Stabilized speed-control system for a hydrostatic transmission |
ATE373767T1 (de) * | 2002-06-06 | 2007-10-15 | Baker Hughes Inc | Verfahren zum bohren und komplettieren von injektionsbohrungen |
US7100687B2 (en) | 2003-11-17 | 2006-09-05 | Cdx Gas, Llc | Multi-purpose well bores and method for accessing a subterranean zone from the surface |
JP4453411B2 (ja) * | 2004-03-18 | 2010-04-21 | コベルコ建機株式会社 | 作業機械の油圧制御装置 |
FR2890099B1 (fr) | 2005-08-30 | 2007-11-30 | Geoservices | Dispositif de securite pour un puits de petrole et installation de securite associee. |
CN201013359Y (zh) * | 2006-11-01 | 2008-01-30 | 刘克友 | 全液控便携式石油井下作业试压专用装置 |
-
2009
- 2009-04-02 FR FR0952130A patent/FR2944048A1/fr active Pending
-
2010
- 2010-04-01 AU AU2010231257A patent/AU2010231257A1/en not_active Abandoned
- 2010-04-01 WO PCT/FR2010/050624 patent/WO2010112779A2/fr active Application Filing
- 2010-04-01 CN CN201080023289.9A patent/CN102449307B/zh not_active Expired - Fee Related
- 2010-04-01 CA CA2757389A patent/CA2757389A1/fr not_active Abandoned
- 2010-04-01 BR BRPI1013633A patent/BRPI1013633A2/pt not_active Application Discontinuation
- 2010-04-01 US US13/260,732 patent/US9151128B2/en not_active Expired - Fee Related
- 2010-04-01 EP EP10723180A patent/EP2414617B1/fr active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4137974A (en) | 1977-01-06 | 1979-02-06 | Smith International, Inc. | Hydraulically driven kelly crowd |
US20080271793A1 (en) | 2005-10-27 | 2008-11-06 | Brueninghaus Hydromatik Gmbh | Load-Pressure-Operated Flow Rate Regulator with Vibration Damping |
Also Published As
Publication number | Publication date |
---|---|
CN102449307A (zh) | 2012-05-09 |
WO2010112779A3 (fr) | 2010-12-16 |
US9151128B2 (en) | 2015-10-06 |
BRPI1013633A2 (pt) | 2016-10-25 |
CA2757389A1 (fr) | 2010-10-07 |
EP2414617A2 (fr) | 2012-02-08 |
FR2944048A1 (fr) | 2010-10-08 |
US20120125638A1 (en) | 2012-05-24 |
AU2010231257A1 (en) | 2011-11-24 |
CN102449307B (zh) | 2014-07-30 |
EP2414617B1 (fr) | 2013-03-27 |
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