CN214755576U - Nitrogen making and injecting equipment using battery as power source - Google Patents
Nitrogen making and injecting equipment using battery as power source Download PDFInfo
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- CN214755576U CN214755576U CN202120279401.0U CN202120279401U CN214755576U CN 214755576 U CN214755576 U CN 214755576U CN 202120279401 U CN202120279401 U CN 202120279401U CN 214755576 U CN214755576 U CN 214755576U
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Abstract
The utility model relates to the technical field of petroleum equipment and engineering, in particular to a nitrogen preparation and injection device with a battery as a power source, which comprises a nitrogen preparation vehicle, wherein the nitrogen preparation vehicle comprises a moving and transporting system a, an electric driving air compression system, a gas purification system, an electric energy processing system a and a battery module a; the low-voltage side of the electric energy processing system a is connected with the battery module a, and the high-voltage side of the electric energy processing system a is connected with the electric driving air pressure system and the gas purification system; the electrically-driven air compression system, the gas purification system and the electric energy processing system a are all installed on the moving and transporting system a. When the system is used, the power provided by one or more battery modules a is processed by the electric energy processing system a and then is provided for the electrically-driven air compression system and the gas purification system; the utility model discloses a battery module of standardization, modular design assembles a plurality of battery modules or deposits battery module alone for equipment continuously provides power on equipment, has solved the current limited problem of power supply and distribution system electric energy capacity of well site.
Description
Technical Field
The utility model relates to a petroleum equipment and engineering technical field specifically relate to an use nitrogen equipment is annotated in system of battery as power supply.
Background
The power source of the traditional nitrogen injection equipment is a diesel engine. The diesel engine has large volume, low efficiency, large noise, high exhaust emission and high fuel cost, and does not meet the requirements of building an energy-saving, environment-friendly and low-carbon society, so that the electrically-driven fracturing equipment is continuously applied. But most fracturing well sites are far away from towns, the existing power supply and distribution systems of the well sites have limited electric energy capacity, and the construction requirements of electric driving fracturing equipment cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a utility model aim at overcomes the shortcoming that prior art exists, proposes to design one kind and uses the battery to annotate nitrogen equipment as the system of power supply, has solved the current limited problem of power supply and distribution system electric energy capacity of well site.
The utility model provides a technical scheme that its technical problem adopted is:
a nitrogen preparation and injection device taking a battery as a power source comprises a nitrogen preparation vehicle, wherein the nitrogen preparation vehicle comprises a moving and transporting system a, an electrically driven air compression system, a gas purification system, an electric energy processing system a and a battery module a; the low-voltage side of the electric energy processing system a is connected with the battery module a, the high-voltage side of the electric energy processing system a is connected with the electric driving air pressure system and the gas purification system, and the electric energy processing system a is used for controlling the charging and discharging processes of the battery module a; the electrically-driven air compression system, the gas purification system and the electric energy processing system a are all installed on the moving and transporting system a. In use, the power provided by the one or more battery modules a is processed by the electric energy processing system a and then provided to the electrically driven air compression system and the gas purification system.
The nitrogen preparation and injection equipment with the battery as a power source also comprises a pressurizing vehicle, wherein the pressurizing vehicle comprises a moving and transporting system b, a cooling system, a pressurizing system, a motor, an electric energy processing system b and a battery module b; the low-voltage side of the electric energy processing system b is connected with the battery module b, and the high-voltage side of the electric energy processing system b is connected with the motor and the cooling system; the motor is connected with the pressurization system to drive the pressurization system to work; the electric energy processing system b is used for controlling the charging and discharging processes of the battery module b; and the cooling system, the pressurization system, the motor and the electric energy processing system b are all arranged on the moving and transporting system b.
The battery module a is installed on the moving and transporting system a, and the battery module b is installed on the moving and transporting system b, so that the battery module a and the moving and transporting system can be moved and transported synchronously.
The battery modules a and/or b are individually mounted on separate auxiliary transport systems of the type including, but not limited to, trailers, chassis, skid frames, and the like.
The electric pneumatic system, the gas purification system, the electric energy processing system a, the battery module a, the cooling system, the pressurization system, the motor, the electric energy processing system b and the battery module b are all connected with the control system, and the control system controls the equipment to be switched on and switched off, speed-regulating and the like.
One or more battery modules a and one or more battery modules b are respectively arranged, and power is preferably provided for equipment.
The types of the motor include, but are not limited to, an alternating current motor, a direct current motor, a synchronous motor, an asynchronous motor, a permanent magnet motor, a variable frequency all-in-one machine and the like.
Types of the transfer systems a and b include, but are not limited to, trailers, chassis, skid frames, and the like.
Preferably, the battery module a and the battery pack module b both comprise a battery pack, a battery management system and a box body; the battery pack is connected with the battery management system, and the battery pack and the battery management system are integrated in the box body; the battery pack comprises M single batteries and a battery frame, and battery units are formed by connecting the batteries in series and in parallel according to different requirements of the motor on voltage and current, wherein M is more than or equal to 1; after the battery pack reaches the required working voltage in a series-parallel connection mode, the battery pack is placed on a specific multilayer battery rack according to a certain arrangement rule, and is connected to a battery management system capable of displaying battery pack information after configuration, and relevant parameters are controlled by combining display information; the type of the single battery core comprises but is not limited to one or more of ternary lithium, lithium iron phosphate, lithium titanate, lithium cobaltate, lithium manganate, hydrogen fuel, nickel cadmium, nickel hydrogen, lead acid and the like; the battery management system comprises a multi-path temperature detection module, a single voltage detection module, a battery state analysis module, a battery safety protection module, an energy control management module, a communication module and the like, and is used for monitoring, evaluating and protecting the running state of the battery; the battery pack box is characterized in that a forklift groove is formed in the bottom of the box body, a fixing device and a lifting device are respectively arranged at the bottom corner and the top corner, and the battery pack is convenient to replace quickly due to the standardized and modular design of the battery module.
Preferably, the electric energy processing system PCS comprises a main circuit, a trigger circuit, a control circuit, a transformer, an inverter, and a frequency converter; the main circuit comprises a rectification circuit, an inverter circuit, an alternating current conversion circuit and a direct current conversion circuit; the trigger circuit comprises a pulse generator and a pulse output device; the type of the control circuit includes but is not limited to an open-loop control circuit and a closed-loop control circuit; the current provided by the battery can be regulated through the frequency converter after being processed; the speed of the direct current motor can be regulated through voltage regulation.
Preferably, the control system comprises a central processing unit, and an information acquisition unit, a display unit, a communication unit and a power supply unit which are all connected with the central processing unit; the types of the central processing unit include but are not limited to a PLC, a PAC, a vehicle-mounted controller, an industrial personal computer and the like, and are used for data processing and system control; the information acquisition unit comprises a battery state monitoring module, an electric energy processing system monitoring module and a driving device state monitoring module and is used for acquiring data; the display unit comprises an HMI and a display instrument and is used for displaying data information; the HMI types include but are not limited to display screens, touch screens, industrial control all-in-one machines and the like; the communication unit comprises a BMS communication system, a PCS communication system, a driving device communication system and a train set communication system and is used for data communication; the network topology of the communication system includes, but is not limited to, one or more of a star topology, a tree topology, a mesh topology, a bus topology, and a switch topology. The information collected by the information collection unit is processed by the central processing unit and then is displayed on a human-computer interaction interface by the display unit, and an operator controls the working parameters of each part after a control instruction sent by the display unit is processed by the central processing unit by the communication unit according to the actual process requirement; the power supply unit supplies power to the units in the whole control system.
The technical effects of the utility model:
compared with the prior art, the nitrogen making and injecting device using the battery as the power source of the utility model takes the battery as the power, overcomes the defects of no electricity or small power capacity at remote sites, and meets the operation requirement of the workload of the electrically driven nitrogen making device; the battery modules with standardized and modular design are adopted, a plurality of battery modules can be assembled on the equipment according to the operation requirements to continuously provide power for the equipment, or the battery modules are independently stored on another moving and transporting system to continuously provide power for the equipment, and the battery modules are flexible to install and convenient to operate; the motor is driven, so that the carbon and the environment are protected, and the motor is matched with a control system, so that the equipment can be accurately controlled; in the peak period of power utilization, peak regulation can be used, and an external power supply is used for supplying power to the nitrogen production equipment during night charging; its overall structure safe and reliable can continuously be for equipment power supply, is convenient for change battery module, has solved the current limited problem of power supply and distribution system electric energy capacity in well site, and the application environment is good.
Drawings
FIG. 1 is a schematic view of the overall structure of a nitrogen making vehicle according to the present invention;
fig. 2 is a schematic view of the overall structure of the booster vehicle of the present invention;
fig. 3 is a schematic view of a battery module according to the present invention;
FIG. 4 is a schematic structural view of the hoisting device of the present invention;
FIG. 5 is a schematic view of a part of the structure of the present invention;
fig. 6 is a schematic diagram of the control system of the present invention;
in the figure: 1. the system comprises a moving and transporting system a, 2, an electrically driven air compression system, 3, a gas purification system, 4, an electric energy processing system a, 5, a battery module a, 6, a cooling system, 7, a pressurization system, 8, a motor, 9, an electric energy processing system b, 10, a battery module b, 11, a central processing unit, 12, an information acquisition unit, 13, a display unit, 14, a communication unit, 15, a power supply unit, 1011, a battery pack, 1012, a battery management system, 1013, a box body, 1014, a battery holder, 9001, a connecting disc, 9002, a connecting column, 9003, a lifting lug, 9004, a U-shaped plate, 9005, an ear plate, 9006, a positioning block, 9007, a bolt, 9008, a handle, 9009, a positioning plate, 9010 and a connecting block.
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:
in this embodiment, the calculation is performed by working a conventional 1200-square 35MPa nitrogen generation device for 3 hours, specifically as follows:
at present, the normal power consumption of 1200-square 35MPa nitrogen production equipment is as follows: 650 kW/h;
in this embodiment, each battery box includes a CA100 battery, a bus bar, positive and negative lead terminals, a collection harness, and a battery box. The main positive and the main negative of 4 parallel and 4 strings of 16 CA100 lithium ion battery packs and a communication line are arranged in each battery plug-in box and are connected and led out among the battery boxes through power plugs, so that the functional integrity, the reliable performance and the attractive appearance of the unit are ensured.
The total quantity of the battery plug boxes is about 203 according to the total requirement of 3 hours of full power through calculation, the total weight can be controlled to be 10 tons, and the whole vehicle equipment can meet the requirement of road transportation specifications.
As shown in fig. 1 and 2, the nitrogen preparation and injection device using a battery as a power source according to the present embodiment includes a nitrogen preparation vehicle, which includes a moving system a101, an electrically driven air compression system 2, a gas purification system 3, an electric energy processing system a4, and a battery module a 5; the low-voltage side of the electric energy processing system a4 is connected with the battery module a5, the high-voltage side of the electric energy processing system a4 is connected with the electric pneumatic driving system 2 and the gas purification system 3, and the electric energy processing system a4 is used for controlling the charging and discharging process of the battery module a 5; the electrically driven pneumatic system 2, the gas purification system 3 and the electric energy processing system a4 are all installed on the moving system a 101. In use, power provided by one or more battery modules a5 is processed by the power processing system a4 and provided to the electrically driven pneumatic system 2 and the gas purification system 3.
The nitrogen preparation and injection equipment taking the battery as a power source further comprises a pressurizing vehicle, wherein the pressurizing vehicle comprises a moving and transporting system b102, a cooling system 6, a pressurizing system 7, a motor 8, an electric energy processing system b9 and a battery module b 10; the low-voltage side of the electric energy processing system b9 is connected with the battery module b10, and the high-voltage side is connected with the motor 8 and the cooling system 6; the motor 8 is connected with the pressurization system 7 to drive the pressurization system 7 to work; the electric energy processing system b9 is used for controlling the charging and discharging process of the battery module b 10; the cooling system 6, the pressurization system 7, the motor 8 and the electric energy processing system b9 are all installed on the moving system b 102.
The battery module a5 is installed on the moving system a101, and the battery module b10 is installed on the moving system b102, so that the battery module can be moved synchronously with the moving system.
The electrically-driven air compression system 2, the gas purification system 3, the electric energy processing system a4, the battery module a5, the cooling system 6, the pressurization system 7, the motor 8, the electric energy processing system b9 and the battery module b10 are all connected with a control system, and the control system controls the equipment to be switched on and switched off, speed-regulated and the like.
One or more battery modules a5 and b10 are provided to power the device.
The type of the motor 8 includes, but is not limited to, an alternating current motor, a direct current motor, a synchronous motor, an asynchronous motor, a permanent magnet motor, a variable frequency all-in-one machine, and the like.
The types of the transfer system a101 and the transfer system b102 include, but are not limited to, trailers, chassis, skid frames, and the like.
As shown in fig. 3, the battery module a5 includes a battery pack 1011, a battery management system 1012, and a case 1013; the battery pack 1011 is connected with the battery management system 1012, and the battery pack 1011 and the battery management system 1012 are integrated in the case 1013; the battery pack 1011 comprises M single battery cores and a battery frame 1014, and battery units are formed by connecting the batteries in series and in parallel according to different requirements of the motor on voltage and current, wherein M is more than or equal to 1; after the battery pack 1011 reaches the required working voltage through a series-parallel connection mode, the battery pack is placed on a specific multilayer battery rack 1014 according to a certain arrangement rule, and is connected to a battery management system 1012 capable of displaying battery pack information after configuration, and relevant parameters are controlled by combining display information; the type of the single battery core comprises but is not limited to one or more of ternary lithium, lithium iron phosphate, lithium titanate, lithium cobaltate, lithium manganate, hydrogen fuel, nickel cadmium, nickel hydrogen, lead acid and the like; the battery management system 1012 comprises a multi-path temperature detection module, a single voltage detection module, a battery state analysis module, a battery safety protection module, an energy control management module, a communication module and the like, and is used for monitoring, evaluating and protecting the running state of the battery; the bottom of box 1013 is equipped with the fork truck groove, and base angle and apex angle are equipped with fixing device and hoisting accessory respectively, and battery module 5's standardization, modularized design are convenient for group battery 1011's quick replacement. The structure of the battery module b10 is the same as that of the battery module a 5.
As shown in fig. 4, the lifting device comprises a connecting plate 9001, a connecting post 9002 and a lifting lug 9003; the bottom of the connecting post 9002 is fixedly connected to the upper surface of the connecting plate 9001, and the top of the connecting post 9002 is detachably connected with the lifting lug 9003, such as in threaded connection; an inverted U-shaped plate 9004 is sleeved on the connecting column 9002, the U-shaped plate 9004 is positioned below the lifting lug 9003, and two end parts of the U-shaped plate 9004 are integrally connected with lug plates 9005; a plurality of through holes matched with bolts 9007 are formed in the connecting disc 9001 and the two lug plates 9005; when in use, the connecting disc 9001 and the two lug plates 9005 are arranged at the top corners of the box body 1013 through bolts 9007, and preferably, a hoisting device is arranged at each of the four top corners of the box body 1013; connection pad 9001 and two otic placodes 9005 play dual fixed effect to lug 9003, and when box 1013 was in the state of hoisting, bolt 9007 on connection pad 9001 in case takes place not hard up, box 1013 drives otic placode 9005 and U template 9004 and moves down to connection pad 9001 along spliced pole 9002 and withstands U template 9004 to maintain the state of hoisting of box 1013, prevent that box 1013 directly drops, when discovering box 1013 and rocking, in time maintain hoisting accessory.
As shown in fig. 4 and 5, an opening is formed in one side of the U-shaped plate 9004, a transverse object placing groove is formed in the U-shaped plate 9004 on two sides of the opening, a positioning block 9006 is placed in the opening, one side of the positioning block 9006 is of an arc structure matched with the connecting column 9002, a handle 9008 is arranged on the other side of the positioning block 9006, positioning plates 9009 matched with the object placing groove are integrally connected to two ends of the positioning block 9006, connecting blocks 9010 are integrally connected to two ends of the positioning plates 9009, the positioning plates 9009 are placed in the object placing grooves, the connecting blocks 9010 are connected with the U-shaped plate 9004 through screws, so that the positioning blocks 9006 are fixed in the opening of the U-shaped plate 9004, and meanwhile, the supporting force of the U-shaped plate 9004 is improved by the positioning plates 9009 on two sides of the positioning block 9006; the setting of trompil makes need not to lift off lug 9003, and during spliced pole 9002 can put into U template 9004 through the trompil, reaches spliced pole 9002 and runs through U template 9004's purpose.
The electric energy processing system a4 comprises a main circuit, a trigger circuit, a control circuit, a transformer, an inverter and a frequency converter; the main circuit comprises a rectification circuit, an inverter circuit, an alternating current conversion circuit and a direct current conversion circuit; the trigger circuit comprises a pulse generator and a pulse output device; the type of the control circuit includes but is not limited to an open-loop control circuit and a closed-loop control circuit; the current provided by the battery can be regulated through the frequency converter after being processed; the speed of the direct current motor can be regulated through voltage regulation. The structure of the power processing system b9 is the same as that of the power processing system a 4.
As shown in fig. 6, the control system includes a central processing unit 11, and an information acquisition unit 12, a display unit 13, a communication unit 14 and a power supply unit 15 which are all connected to the central processing unit 11; the types of the central processing unit 11 include, but are not limited to, a PLC, a PAC, a vehicle-mounted controller, an industrial personal computer, etc., and are used for data processing and system control; the information acquisition unit 12 comprises a battery state monitoring module, an electric energy processing system monitoring module and a driving device state monitoring module and is used for acquiring data; the display unit 13 comprises an HMI and a display instrument and is used for displaying data information; the HMI types include but are not limited to display screens, touch screens, industrial control all-in-one machines and the like; the communication unit 14 comprises a BMS communication system, a PCS communication system, a driving device communication system and a train set communication system and is used for data communication; the network topology of the communication system includes, but is not limited to, one or more of a star topology, a tree topology, a mesh topology, a bus topology, and a switch topology. The information collected by the information collection unit 12 is processed by the central processing unit 11 and then displayed on a human-computer interaction interface through the display unit 13, and an operator controls working parameters of each component after a control instruction sent by the display unit 13 is processed by the central processing unit 11 through the communication unit 14 according to actual process requirements; the power supply unit 15 supplies power to the units in the entire control system.
The utility model discloses can last for the equipment power supply, safe and reliable is convenient for change the battery, has solved the current limited problem of power supply and distribution system electric energy capacity of well site, and the applied environment is good.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto 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 (9)
1. A nitrogen preparation and injection device with a battery as a power source is characterized in that: the system comprises a nitrogen making vehicle, wherein the nitrogen making vehicle comprises a moving system a, an electric driving air compression system, a gas purification system, an electric energy processing system a and a battery module a; the low-voltage side of the electric energy processing system a is connected with the battery module a, and the high-voltage side of the electric energy processing system a is connected with the electric driving air pressure system and the gas purification system; the electrically-driven air compression system, the gas purification system and the electric energy processing system a are all installed on the moving and transporting system a.
2. The nitrogen making and injecting apparatus using a battery as a power source according to claim 1, wherein: the electric energy storage system further comprises a pressurizing vehicle, wherein the pressurizing vehicle comprises a moving and transporting system b, a cooling system, a pressurizing system, a motor, an electric energy processing system b and a battery module b; the low-voltage side of the electric energy processing system b is connected with the battery module b, and the high-voltage side of the electric energy processing system b is connected with the motor and the cooling system; the motor is connected with the pressurization system; and the cooling system, the pressurization system, the motor and the electric energy processing system b are all arranged on the moving and transporting system b.
3. The nitrogen making and injecting apparatus using a battery as a power source according to claim 2, wherein: the battery module a is installed on the moving and transporting system a, and the battery module b is installed on the moving and transporting system b.
4. The nitrogen injection device using battery as power source according to claim 2 or 3, wherein: the battery module a and the battery pack module b respectively comprise a battery pack, a battery management system and a box body; the battery pack is connected with the battery management system, and the battery pack and the battery management system are integrated in the box body.
5. The nitrogen making and injecting apparatus using a battery as a power source according to claim 4, wherein: a lifting device is arranged at the top angle of the box body; the lifting device comprises a connecting disc, a connecting column and a lifting lug; the bottom of the connecting column is fixedly connected to the upper surface of the connecting disc, and the top of the connecting column is detachably connected with the lifting lug; the connecting column is sleeved with an inverted U-shaped plate, the U-shaped plate is positioned below the lifting lug, and two end parts of the U-shaped plate are integrally connected with the lug plate; the connecting disc and two all seted up a plurality of through-hole that uses with the bolt cooperation on the otic placode.
6. The battery-powered nitrogen production and injection apparatus according to claim 2, 3 or 5, wherein: the electric pneumatic system, the gas purification system, the electric energy processing system a, the battery module a, the cooling system, the pressurization system, the motor, the electric energy processing system b and the battery module b are all connected with the control system.
7. The nitrogen making and injecting apparatus using a battery as a power source according to claim 6, wherein: one or more battery modules a and one or more battery modules b are provided.
8. The nitrogen injection device using battery as power source as claimed in claim 7, wherein: the control system comprises a central processing unit, and an information acquisition unit, a display unit, a communication unit and a power supply unit which are all connected with the central processing unit.
9. The nitrogen making and injecting apparatus using a battery as a power source according to claim 2, wherein: the battery module a and/or the battery module b are separately installed on an independent auxiliary transport system.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120116945 | 2021-01-18 | ||
| CN2021201169455 | 2021-01-18 |
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| CN214755576U true CN214755576U (en) | 2021-11-16 |
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| CN202120279401.0U Active CN214755576U (en) | 2021-01-18 | 2021-02-01 | Nitrogen making and injecting equipment using battery as power source |
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2021
- 2021-02-01 CN CN202120279401.0U patent/CN214755576U/en active Active
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