CN113931587A - Coiled tubing equipment using electric energy as power - Google Patents
Coiled tubing equipment using electric energy as power Download PDFInfo
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- CN113931587A CN113931587A CN202111545722.1A CN202111545722A CN113931587A CN 113931587 A CN113931587 A CN 113931587A CN 202111545722 A CN202111545722 A CN 202111545722A CN 113931587 A CN113931587 A CN 113931587A
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/22—Handling reeled pipe or rod units, e.g. flexible drilling pipes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/258—Modular batteries; Casings provided with means for assembling
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention relates to the technical field of yield increasing equipment of oil and gas fields, in particular to coiled tubing equipment taking electric energy as power, which comprises moving equipment, a variable frequency monitoring room arranged on the moving equipment, a main motor, a main pump, an electric energy monitoring system, an electric driving injection head, a hose roller, an electric driving oil tube working roller, a blowout prevention system and an on-table battery pack module, wherein the electric driving injection head is arranged on the moving equipment; the variable-frequency monitoring chamber is arranged at the foremost end of the platform, and the main motor and the main pump are positioned at the bottom of the variable-frequency monitoring chamber; the battery pack module on the platform comprises a battery pack module A and a battery pack module B, and the battery pack module A and the battery pack module B are arranged in an L shape and work alternately; the electric energy supervision system is arranged on one side of a vehicle body chassis of the moving and transporting equipment; the electric-driven injection head is installed at the tail of the moving equipment, and the electric-driven oil pipe working roller and the blowout prevention system are independently skid-mounted or placed on another moving equipment. The invention has the advantages of simple structure, modular design, safety, environmental protection, convenient maintenance and easy transportation.
Description
Technical Field
The invention relates to the technical field of yield increasing equipment of oil and gas fields, in particular to coiled tubing equipment taking electric energy as power.
Background
The coiled tubing equipment is widely applied to the operation fields of oil field gas injection oil displacement, coal mine gasification coal mining fluid injection and the like. Chinese patent CN113006717A discloses an underwater coiled tubing device, which comprises an oil tube injection head and a wellhead connector, wherein the lower end of the oil tube injection head is connected with the upper end of the wellhead connector, the upper end of the oil tube injection head is provided with a top bracket capable of bearing the weight of the underwater coiled tubing device, the top bracket is connected with a composite steel core cable for controlling the operation and signal transmission of the underwater coiled tubing device, the lower end of the wellhead connector is fixedly provided with a hydraulic connector for connecting with the underwater wellhead, coiled tubing enters the oil tube injection head from the top bracket of the oil tube injection head, the coiled tubing passes through the inside of the oil tube injection head and the wellhead connector and then penetrates out of the wellhead connector to enter the underwater wellhead, and a coiled tubing clamping and pulling-off structure for clamping and pulling-off the coiled tubing is fixed in the oil tube injection head. The traditional coiled tubing equipment is mainly powered by three to four hydraulic pumps driven by an on-board diesel engine or a chassis diesel engine, and the diesel engine is large in size, low in efficiency, high in noise, serious in exhaust emission and high in fuel cost, so that the coiled tubing equipment does not meet the requirements of building an energy-saving, environment-friendly and low-carbon society.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides coiled tubing equipment using electric energy as power, and has the advantages of simple structure, modular design, safety, environmental protection, convenience in maintenance and easiness in transportation.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a coiled tubing device taking electric energy as power comprises a moving device, a variable frequency monitoring room arranged on the moving device, a main motor, a main pump, an electric energy monitoring system, an electric driving injection head, a hose roller, an electric driving tubing working roller, a blowout prevention system and an on-table battery pack module; the variable-frequency monitoring chamber is arranged at the foremost end of the platform, and the main motor and the main pump are positioned at the bottom of the variable-frequency monitoring chamber and used for supplying oil to the blowout prevention system; the battery pack module on the platform comprises a battery pack module A and a battery pack module B, and the battery pack module A and the battery pack module B are arranged in an L shape and work alternately and are used for providing electric energy; the electric energy monitoring system is arranged on one side of a vehicle body chassis of the moving and transporting equipment and is used for electric energy monitoring and management; the electric-driven injection head is installed at the tail of the moving equipment, and the electric-driven oil pipe working roller and the blowout prevention system are independently skid-mounted or placed on another moving equipment.
Furthermore, the electrically-driven oil pipe working roller is a working roller in which the rotary motion on the roller is driven by adopting an electric motor instead of a hydraulic motor, and other actuating mechanisms such as a calandria arm lifting and the like still adopt a hydraulic mode. The electric-driven injection head is a coiled tubing injection device which uses double motors to replace double hydraulic motors to provide main power for the operation of the injection head, and other actuating mechanisms such as clamping, tensioning, gooseneck folding and gooseneck cap folding still adopt a hydraulic control mode.
Furthermore, the coiled tubing equipment adopts a double-row mode of electric direct drive and motor drive hydraulic pumps.
Further, the electric direct drive adopts electric direct energy supply to drive the actuating mechanism, which mainly includes but is not limited to: the electric drive injection head is driven by double motors, the electric drive oil pipe roller motor, the forced exhaust motor and the blowout preventer control hose motor, and the injection head is driven by the hose roller motor and the hydraulic oil radiator fan motor.
Further, the energy supply of motor drive hydraulic pump adopts electric power to supply energy for the motor, and the motor drives the hydraulic pump and supplies energy for actuating mechanism, mainly includes but not limited to: the variable frequency monitoring room lifting oil cylinder, the electric oil pipe driving working roller pipe arranging arm lifting oil cylinder, the electric driving injection head tensioning and clamping oil cylinder, the gooseneck folding and gooseneck cap folding oil cylinder and the like.
Furthermore, the coiled tubing equipment adopts any one mode of an on-table battery pack module or external power to provide kinetic energy for the coiled tubing equipment; when external power supply is adopted, the battery pack module on the table is automatically charged.
Furthermore, the battery pack module A comprises a box body, and a battery pack module, a multilayer battery frame and a battery management system which are positioned in the box body; the battery pack module is arranged on the multilayer battery rack; the battery management system is connected with the battery pack module and the electric energy monitoring system; the battery pack module box comprises a box body, wherein a base guide rail is arranged at the bottom of the box body, and when one of the battery pack module A and the battery pack module B needs to be replaced, the battery pack module A and the battery pack module B are replaced through the base guide rail of the battery pack module.
Furthermore, the battery pack module consists of M (M is more than or equal to 1) battery single cores, battery packs and battery clusters, each battery pack consists of a plurality of battery cores, each battery cluster consists of a plurality of battery packs, and the battery pack module is formed by connecting a plurality of battery clusters in series and in parallel and is placed on the multilayer battery rack according to the arrangement rule to obtain the capacity requirement required by the equipment. Types of single cells include, but are not limited to, one or more of lithium iron phosphate batteries, nickel hydrogen rechargeable batteries, lithium ternary batteries, solar cells, nickel hydrogen batteries, sodium nickel chloride batteries, fuel cells, sodium sulfur, and the like.
Furthermore, the battery management system comprises an acquisition unit, a control unit and a parallel operation unit; the acquisition unit is used for acquiring single-core voltage, terminal voltage, charging and discharging current and module temperature of the battery and providing information to the control unit; the control unit sets the operation parameters of the battery pack, the switching action of the main power device, the setting of an alarm value and the communication with the parallel operation unit according to the information of the acquisition unit and the condition requirements of the summary parallel operation unit; and the parallel unit collects the information of the control unit and communicates with the electric energy monitoring system to realize monitoring, evaluation, battery pack state analysis and battery pack safety protection.
Furthermore, the inside of the variable-frequency monitoring room comprises a variable-frequency control unit, a central centralized control unit, a power supply and distribution unit, a UPS host, a battery pack and a communication system unit; the frequency conversion control unit and the central centralized control unit together realize the accurate control of the action of the equipment components; the central centralized control unit is in real-time communication with the electric energy monitoring system and the variable frequency control unit, monitors system electric energy parameters, motor working parameters, equipment running states and early warning information, and outputs and controls running actions of various loads; the power supply and distribution unit comprises load circuit breakers, insurance and successive protectors and completes the distribution and control of the power supply and distribution of equipment loads; the UPS host and the battery pack provide a standby emergency power supply for the central centralized control power supply, and emergency control operation is realized under emergency conditions, so that equipment and construction safety are guaranteed; the communication system unit is used for realizing signal and control communication inside or among the electric energy supervisory system, the variable frequency control unit, the central centralized control unit and the battery management system.
Further, the electric energy supervision system comprises:
the intelligent monitoring system is used for monitoring all system parameter data in real time, automatically adjusting output control signals and performing grid connection and off-grid switching control;
the variable frequency control system is used for manually or automatically controlling the rotating speed of each motor;
the bidirectional energy storage converter system controls the battery pack to be connected into the parallel machine master control box through each master control power control box, the parallel machine output is converted into alternating current through the converter, and charging and discharging time and power are coordinated and managed according to the power grid condition, the battery pack capacity state and the load condition;
the power distribution system comprises a grounding protection system, a lightning protection system, a power supply parameter data monitoring system, a load circuit breaker and an overload protection system, and ensures the safe and reasonable power supply of the power supply system;
the safety system and the heat dissipation system are used for realizing abnormal alarming and automatic emergency measures of overcharge, overload, high temperature and the like of the system, and the heat dissipation system is used for dissipating heat of the frequency converter, the battery pack module, the motor and the master control power supply.
The invention has the technical effects that:
compared with the prior art, the coiled tubing equipment taking electric energy as power has the following advantages:
1. the invention adopts a battery pack module and an external power supply double-power supply mode to supply power for the whole set of continuous oil pipe equipment.
2. The invention adopts an electric direct drive and motor drive hydraulic pump control double-row mode.
3. The rotary driving of the oil pipe working roller, the forced pipe discharging, the injection head rotary driving, the hose control roller rotary driving and the hydraulic oil radiator fan driving all adopt a motor driving mode; the hydraulic pump is driven by a motor and the hydraulic control mode is adopted by a calandria arm cylinder of the oil pipe working roller, a chain clamping and tensioning cylinder of the injection head, a lifting cylinder of a variable frequency monitoring room, a blowout preventer box control cylinder and the like.
4. The battery pack module and the external power supply can be used as main power to work, and the automatic undisturbed switching is realized without stopping the machine.
5. The battery module is provided with N groups, each group adopts a modularized and standardized design, can be quickly connected and replaced, and comprises two groups of module batteries of an on-table working group, one group of emergency standby power module batteries of a blowout prevention system, and a plurality of standby module batteries (more than or equal to one group).
6. The independent standby power/standby machine module replaces an energy accumulator to supply power for the blowout prevention box and the blowout preventer in an emergency.
The motor is driven, low carbon and environment-friendly, and the motor is matched with a control system, so that the equipment can be accurately controlled.
Drawings
FIG. 1 is a front view of an electrical power powered coiled tubing apparatus of the present invention;
FIG. 2 is a top view of an electrical power powered coiled tubing apparatus of the present invention;
FIG. 3 is a perspective view of coiled tubing equipment (including a sub-platform backup battery module) powered by electrical energy according to the present invention;
FIG. 4 is a schematic diagram of a battery module structure according to the present invention;
FIG. 5 is a schematic structural diagram of a variable frequency monitoring room according to the present invention;
FIG. 6 is a schematic diagram of the power monitoring system of the present invention.
In the figure, a moving device 1, a variable frequency monitoring room 2, a main motor and a main pump 3, a standby motor and a standby pump 4, an injection head control hose roller 5, a blowout preventer control hose roller 6, an electric energy monitoring system 7, a bidirectional energy storage alternator system 8, a side ladder 9, a blowout preventer system emergency standby module battery 10, a blowout preventer 11, an electric drive injection head 12, a blowout preventer box 13, a battery pack module a14, a battery pack module B15, a base guide rail 16, a hydraulic oil tank 17, a hydraulic oil radiator 18, an under-platform standby battery pack module 19, a battery pack module 101, a multi-layer battery rack 102, a battery management system 103, a box 104, a variable frequency control unit 601, a central centralized control unit 602, a power supply and distribution unit 603, a UPS main motor and a battery pack 604, and a communication system unit 605.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings of the specification.
Example 1:
as shown in fig. 1-3, the coiled tubing equipment powered by electric energy according to the present embodiment includes a moving equipment 1, and a variable frequency monitoring chamber 2, a main motor and a main pump 3, an electric energy monitoring system 7, an electric driving injection head 12, a hose drum, an electric driving tubing working drum, a blowout prevention system, an on-table battery pack module, and at least one under-table battery pack module 19, which are disposed on the moving equipment 1; types of the transfer apparatus 1 include, but are not limited to, trailers, chassis, skid frames, and the like; the hose drum comprises a blowout preventer control hose drum 6 and an injector head control hose drum 5; a side staircase 9 is arranged close to one side of the blowout preventer control hose drum 6; the variable-frequency monitoring chamber 2 is arranged at the foremost end of the platform, and the main motor and the main pump 3 are positioned at the bottom of the variable-frequency monitoring chamber 2 and used for supplying oil to a blowout prevention system; the on-counter battery module comprises a battery module A14 and a battery module B15, wherein the battery module A14 and the battery module B15 are arranged in an L shape and work alternately to provide electric energy; a hydraulic oil tank 17 and a hydraulic oil radiator 18 are arranged on one side of the battery pack module on the platform; the electric energy monitoring system 7 is arranged on one side of a vehicle body chassis of the moving and transporting equipment 1 and is used for electric energy monitoring and management; the electric-driving injection head 12 is installed at the tail part of the moving equipment 1, and the electric-driving oil pipe working roller and the blowout prevention system are independently skid-mounted or placed on another moving equipment 1.
As shown in fig. 4, the battery module a14, the battery module B15, and the under-counter backup battery module 19 have the same structure; the battery pack module A14 comprises a box body 104, a battery pack module 101, a multi-layer battery frame 102 and a battery management system 103, wherein the battery pack module 101, the multi-layer battery frame 102 and the battery management system 103 are positioned in the box body 104; the battery module 101 is arranged on the multilayer battery frame 102; the battery management system 103 is connected with the battery pack module 101 and the electric energy monitoring system 7; the bottom of the box 104 is provided with a base rail 16, and when one of the battery module A14 and the battery module B15 needs to be replaced, the battery module is replaced through the base rail 16.
The battery pack module 101 is composed of M (M is more than or equal to 1) battery single cores, battery packs and battery clusters, each battery pack is composed of a plurality of battery cores, each battery cluster is composed of a plurality of battery packs, the battery pack module 101 is formed by connecting a plurality of battery clusters in series and in parallel and placing the battery clusters on the multilayer battery frame 102 according to an arrangement rule, and the capacity requirement required by equipment is obtained. Types of single cells include, but are not limited to, one or more of lithium iron phosphate batteries, nickel hydrogen rechargeable batteries, lithium ternary batteries, solar cells, nickel hydrogen batteries, sodium nickel chloride batteries, fuel cells, sodium sulfur, and the like.
The battery management system 103 mainly comprises an acquisition unit, a control unit and a parallel operation unit; the acquisition unit is mainly used for acquiring single-core voltage, terminal voltage, charging and discharging current, module temperature and the like of the battery and providing information to the control unit; the control unit is mainly used for setting the operation parameters of the battery pack, the switching action of the main power device, the setting of an alarm value, the communication with the parallel unit and the like according to the information of the acquisition unit and the condition requirements of the summary parallel unit; the parallel unit collects information of the control unit and communicates with the electric energy monitoring system 7 to realize monitoring, evaluation, battery pack state analysis, battery pack safety protection and the like; the bottom of the battery pack module box body 104 is provided with a base guide rail 16 and a forklift groove, and a fixing and hoisting device is arranged at a bottom corner and a top corner, so that the battery pack is standardized and modularly designed, and the quick replacement of the battery pack is facilitated.
As shown in fig. 5, the variable frequency monitoring room 2 is designed to be lifted, and is driven by a cylinder in this embodiment. The variable frequency monitoring room 2 comprises a variable frequency control unit 601, a central centralized control unit 602, a power supply and distribution unit 603, a UPS host, a battery pack 604 and a communication system unit 605; the frequency conversion control unit 601 comprises a frequency conversion cabinet, an oil pipe working roller driving motor frequency converter, a forced-ventilated motor frequency converter, an electric driving injection head double-motor frequency converter, a control hose roller driving motor frequency converter, a hydraulic oil cooling fan driving motor frequency converter and an auxiliary circuit, and the frequency conversion control unit and the central centralized control unit 602 realize accurate control of the actions of equipment components; the central centralized control unit 602 comprises control hardware based on a PLC, a PAC, a PC, a vehicle-mounted controller, an industrial personal computer and the like, an HMI monitoring interface, a signal module and the like, the central centralized control unit 602 is in real-time communication with the electric energy supervision system 7 and the variable frequency control unit 601, monitors the electric energy parameters of the system, the working parameters of the motor, the running state of equipment, early warning information and the like, and outputs and controls the running action of each load; the power supply and distribution unit 603 comprises load circuit breakers, insurance and successive protectors, and completes the distribution and control of the power supply and distribution of equipment loads; the UPS host and the battery pack 604 mainly provide a standby emergency power supply for the central centralized control power supply, and in an emergency, emergency control operation is realized, and equipment and construction safety are guaranteed; the communication system unit 605 mainly includes a network communication system based on CAN, Modbus RTU, TCP/IP communication protocols, and realizes signal and communication control communication among the systems or inside the systems of the electric energy supervisory system 7, the bidirectional energy storage ac unit system 8, the frequency conversion control unit 601, the central centralized control unit 602, and the battery management system 103.
As shown in fig. 6, the electric energy monitoring system 7 includes an intelligent monitoring system, which is based on PAC development, acquisition, signal processing, and control systems, monitors all system parameter data in real time, automatically adjusts and outputs control signals, and performs grid-connection and off-grid switching control; the frequency conversion control system comprises a frequency converter, a brake, a reactor, an energy consumption resistor, a control element and the like, and realizes manual or automatic control of the rotating speed of each motor; the bidirectional energy storage converter system 8 (PCS) controls the battery pack to be connected into a parallel operation master control box through each master control power control box, the parallel operation is converted into alternating current through the converter after being output, and charging and discharging time and power are coordinated and managed according to the condition of a power grid, the capacity state of the battery pack and the load condition; the power distribution system comprises a grounding protection system, a lightning protection system, a power supply parameter data monitoring system, a load circuit breaker, an overload protection system and the like, and ensures the safe and reasonable power supply of the power supply system; the safety system and the heat dissipation system mainly realize abnormal alarm and automatic emergency measures of overcharge, overload, high temperature and the like of the system, and the frequency converter, the battery pack module, the motor, the master control power supply and the like are provided with independent heat dissipation devices.
As shown in fig. 1, the coiled tubing equipment further comprises a standby motor and a standby pump 4, so that the blowout prevention system adopts a two-way driving mode, and when a main oil way fails (the failure includes but is not limited to a main power supply failure, a main motor failure, a main pump failure, a main pipeline failure and the like), the standby motor and the standby pump 4 are automatically started by an electric energy supervision system 7 to supply oil to the blowout prevention system, so that the normal operation of the blowout prevention system is ensured, and the safety and the reliability are realized. The standby motor and the standby pump 4 are powered by an emergency standby module battery 10 of the blowout prevention system; the blowout preventer system includes a lubricator 11 and a blowout preventer 13.
The coiled tubing equipment adopts a double-row mode of electric direct drive and motor drive hydraulic pumps; the electric direct drive adopts electric direct energy supply to drive the actuating mechanism, and mainly comprises but is not limited to: the electric-driven oil pipe radiator comprises an electric-driven injection head, an electric-driven oil pipe roller motor, a forced exhaust motor, a blowout preventer control hose motor, an injection head control hose roller motor, a hydraulic oil radiator fan motor and the like; the energy supply of motor drive hydraulic pump adopts electric power to supply energy for the motor, and the motor drives the hydraulic pump and is the actuating mechanism energy supply, mainly includes but not limited to: the variable frequency monitoring room lifting oil cylinder, the electric oil pipe driving working roller pipe arranging arm lifting oil cylinder, the electric driving injection head tensioning and clamping oil cylinder, the gooseneck folding and gooseneck cap folding oil cylinder and the like.
The coiled tubing equipment adopts any one mode of an on-table battery pack module or external power to provide kinetic energy for the coiled tubing equipment; when external power supply is adopted, automatic charging of the battery pack module on the table can be realized.
The electrically-driven oil pipe working roller is a working roller in which the rotary motion on the roller is driven by adopting a motor to replace a hydraulic motor, and other actuating mechanisms such as a calandria arm lifting and the like still adopt a hydraulic mode.
The electrically driven injector head 12 is a coiled tubing injector with dual motors instead of dual hydraulic motors to provide the main power for the injector head to operate, and other actuators such as clamping, tensioning, gooseneck folding, gooseneck cap folding, etc. are still hydraulically controlled, and the electrically driven injector head 12 includes, but is not limited to, 6, 8, 10, 12, 16, 20, etc. pounds.
The electric energy of the embodiment includes, but is not limited to, one or more of energy supplied by a battery pack module, energy supplied by external power (power grid, solar energy, wind energy, nuclear power generation) and the like; the types of the motor include but are not limited to an alternating current motor, a direct current motor, a variable frequency all-in-one machine and the like.
The battery pack module A14 and the battery pack module B15 or external electric power control the main motor and the main pump 3 to operate after passing through the bidirectional energy storage AC device system 8 and the electric energy supervisory system 7, and provide hydraulic energy for a pipe arranging arm oil cylinder of an electric oil pipe working roller, a chain clamping/tensioning oil cylinder of an electric injection head, a lifting oil cylinder of a variable frequency monitoring room, a blowout preventer/blowout preventer box control oil cylinder, a gooseneck folding oil cylinder and the like; meanwhile, the oil pipe passes through a corresponding frequency converter to reach a driving motor of an oil pipe working roller, a forced exhausting motor, double motors of an electric driving injection head, a driving motor of a control hose roller and a fan driving motor of a hydraulic oil radiator, so that the function of controlling the serial actions of the electric driving continuous oil pipe equipment through frequency conversion regulation is realized.
When the power supply of the power grid is sufficient, the equipment is powered by external power, the external power supplies power to the whole set of equipment through the bidirectional energy storage AC device system 8, the electric energy monitoring system 7 and the power supply and distribution unit 603, and meanwhile, the battery pack module A14, the battery pack module B15 and the emergency standby module battery 10 of the blowout prevention system are charged. The battery management system 103 monitors various performance parameters of the battery in real time on line and has safety protection functions of overcharge, overdischarge, short-circuit protection, over-temperature and the like.
When no external power supply facility exists, the equipment works alternately through the battery pack module A14 and the battery pack module B15, and the power is supplied to the whole set of equipment through monitoring and management of the electric energy monitoring system 7; when one of the battery pack modules is in low power, the electric energy supervisory system 7 automatically monitors and switches to the other battery pack module without disturbance, and simultaneously presses an electric replacing button beside the low power battery pack module, the battery pack module base guide rail 16 automatically moves the battery pack module outwards and downwards, then the battery pack module 19 under the table is used for replacing the unloaded low power module battery, and the battery pack module base guide rail 16 is provided with a clamping groove and a limiting locking device, so that the battery pack module is ensured to be fixed firmly. The whole battery pack module replacement process supports 'hot plug' live safety operation, and the replaced battery pack module is recharged and is used as standby power for standby.
The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A coiled tubing device taking electric energy as power comprises a moving device (1), a variable frequency monitoring room (2) arranged on the moving device (1), a main motor, a main pump (3), an electric-driving injection head (12), a hose roller, an electric-driving tubing working roller and a blowout prevention system; the method is characterized in that: the coiled tubing equipment further comprises an electric energy supervision system (7) and an on-table battery pack module; the variable-frequency monitoring chamber (2) is arranged at the foremost end of the platform, and the main motor and the main pump (3) are positioned at the bottom of the variable-frequency monitoring chamber (2) and used for supplying oil to the blowout prevention system; the battery pack module on the table comprises a battery pack module A (14) and a battery pack module B (15), wherein the battery pack module A (14) and the battery pack module B (15) are arranged in an L shape and work alternately to provide electric energy; the electric energy monitoring system (7) is arranged on one side of a vehicle body chassis of the moving and transporting equipment (1) and is used for electric energy monitoring and management; the electric-driving injection head (12) is installed at the tail of the moving equipment (1), and the electric-driving oil pipe working roller and the blowout prevention system are independently skid-mounted or placed on the other moving equipment (1).
2. The electrical energy powered coiled tubing apparatus of claim 1, wherein: the coiled tubing equipment adopts a double-row mode of electric direct drive and motor drive hydraulic pumps.
3. The electrical energy powered coiled tubing apparatus of claim 2, wherein: electric power directly drives and adopts the direct energy supply drive actuating mechanism of electric power, including the drive of the two motors of electricity drive injection head, electricity drive oil pipe cylinder motor drive, forced exhaust motor drive, preventer control hose motor drive, injection head control hose cylinder motor drive, hydraulic oil radiator fan motor drive.
4. The electrical energy powered coiled tubing apparatus of claim 2, wherein: the energy supply of the motor-driven hydraulic pump adopts electric power as the energy supply of the motor, the motor drives the hydraulic pump to supply energy to the actuating mechanism, and the hydraulic pump comprises a lifting oil cylinder of a frequency conversion monitoring room, an electric-driven oil pipe working roller pipe arrangement arm lifting oil cylinder, an electric-driven injection head tensioning cylinder, a clamping oil cylinder, a gooseneck folding cylinder and a gooseneck cap folding cylinder.
5. The electrical energy powered coiled tubing apparatus of any of claims 1-4, wherein: the coiled tubing equipment adopts any one mode of an on-table battery pack module or external power to provide kinetic energy for the coiled tubing equipment; when external power supply is adopted, the battery pack module on the table is automatically charged.
6. The electrical energy powered coiled tubing apparatus of claim 1, wherein: the battery pack module A (14) comprises a box body (104), a battery pack module (101) positioned in the box body (104), a multi-layer battery frame (102) and a battery management system (103); the battery pack module (101) is arranged on the multilayer battery frame (102); the battery management system (103) is connected with the battery pack module (101) and the electric energy monitoring system (7); the battery pack module is characterized in that base guide rails (16) are arranged at the bottom of the box body (104), and when one of the battery pack module A (14) and the battery pack module B (15) needs to be replaced, the battery pack module is replaced through the base guide rails (16).
7. The electrical energy powered coiled tubing apparatus of claim 6, wherein: the battery pack module (101) is composed of a battery single core, battery packs and battery clusters, each battery pack is composed of a plurality of battery cores, each battery cluster is composed of a plurality of battery packs, and the battery pack module (101) is formed by connecting a plurality of battery clusters in series and in parallel and is placed on the multilayer battery frame (102).
8. The electrical energy powered coiled tubing apparatus of claim 7, wherein: the battery management system (103) comprises a collection unit, a control unit and a parallel operation unit; the acquisition unit is used for acquiring single-core voltage, terminal voltage, charging and discharging current and module temperature of the battery and providing information to the control unit; the control unit sets the operation parameters of the battery pack, the switching action of the main power device, the setting of an alarm value and the communication with the parallel operation unit according to the information of the acquisition unit and the condition requirements of the summary parallel operation unit; the parallel unit collects information of the control unit and communicates with the electric energy monitoring system (7), so that monitoring, evaluation, battery pack state analysis and battery pack safety protection are realized.
9. The electrical energy powered coiled tubing apparatus of claim 6, wherein: the frequency conversion monitoring room (2) comprises a frequency conversion control unit (601), a central centralized control unit (602), a power supply and distribution unit (603), a UPS host, a battery pack (604) and a communication system unit (605); the frequency conversion control unit (601) and the central centralized control unit (602) together realize the accurate control of the actions of the equipment components; the central centralized control unit (602) is in real-time communication with the electric energy monitoring system (7) and the variable frequency control unit (601), monitors system electric energy parameters, motor working parameters, equipment running states and early warning information, and outputs and controls running actions of various loads; the power supply and distribution unit (603) comprises load circuit breakers, insurance and successive protectors and completes the distribution and control of the power supply and distribution of equipment loads; the UPS host and the battery pack (604) provide a standby emergency power supply for the central centralized control power supply, so that emergency control operation is realized in emergency, and equipment and construction safety are guaranteed; the communication system unit (605) is used for realizing signal and communication control inside or among the systems of the electric energy monitoring system (7), the variable frequency control unit (601), the central centralized control unit (602) and the battery management system (103).
10. The electrical energy powered coiled tubing apparatus of claim 1, wherein: the electric energy supervision system (7) comprises:
the intelligent monitoring system is used for monitoring all system parameter data in real time, automatically adjusting output control signals and performing grid connection and off-grid switching control;
the variable frequency control system is used for manually or automatically controlling the rotating speed of each motor;
the bidirectional energy storage converter system (8) controls the battery pack to be connected into the parallel operation master control box through each master control power control box, the parallel operation output is converted into alternating current through the converter, and charging and discharging time and power are coordinated and managed according to the power grid condition, the battery pack capacity state and the load condition;
the power distribution system comprises a grounding protection system, a lightning protection system, a power supply parameter data monitoring system, a load circuit breaker and an overload protection system, and ensures the safe and reasonable power supply of the power supply system;
the safety system and the heat dissipation system are used for realizing abnormal alarming and automatic emergency measures of overcharge, overload, high temperature and the like of the system, and the heat dissipation system is used for dissipating heat of the frequency converter, the battery pack module, the motor and the master control power supply.
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| CN202111545722.1A CN113931587B (en) | 2021-12-17 | 2021-12-17 | Coiled tubing equipment using electric energy as power |
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| CN202111545722.1A CN113931587B (en) | 2021-12-17 | 2021-12-17 | Coiled tubing equipment using electric energy as power |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116345452A (en) * | 2023-05-29 | 2023-06-27 | 华侨大学 | All-electric drive continuous pipe working machine and driving system thereof |
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| CA2208648A1 (en) * | 1996-11-14 | 1998-05-14 | Peter Epp | Well pump puller |
| CN102305039A (en) * | 2011-08-15 | 2012-01-04 | 四川宏华石油设备有限公司 | Continuous oil pipe heave compensation device |
| CN106014299A (en) * | 2016-07-29 | 2016-10-12 | 山东科瑞机械制造有限公司 | Marine explosion-proof electric coiled tubing power skid |
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2021
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2208648A1 (en) * | 1996-11-14 | 1998-05-14 | Peter Epp | Well pump puller |
| CN102305039A (en) * | 2011-08-15 | 2012-01-04 | 四川宏华石油设备有限公司 | Continuous oil pipe heave compensation device |
| CN106014299A (en) * | 2016-07-29 | 2016-10-12 | 山东科瑞机械制造有限公司 | Marine explosion-proof electric coiled tubing power skid |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116345452A (en) * | 2023-05-29 | 2023-06-27 | 华侨大学 | All-electric drive continuous pipe working machine and driving system thereof |
| CN116345452B (en) * | 2023-05-29 | 2023-08-18 | 华侨大学 | All-electric drive continuous pipe working machine and driving system thereof |
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| Publication number | Publication date |
|---|---|
| CN113931587B (en) | 2022-04-05 |
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