CN102602322A - Electrically-driven fracturing pump truck - Google Patents
Electrically-driven fracturing pump truck Download PDFInfo
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- CN102602322A CN102602322A CN2012100725967A CN201210072596A CN102602322A CN 102602322 A CN102602322 A CN 102602322A CN 2012100725967 A CN2012100725967 A CN 2012100725967A CN 201210072596 A CN201210072596 A CN 201210072596A CN 102602322 A CN102602322 A CN 102602322A
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Abstract
The invention discloses an electrically-driven fracturing pump truck, which comprises a truck chassis with a cab. A lubricating and cooling system, a fracturing pump, a suction manifold, an exhaust manifold, an electrically-driven system and a control system, the suction manifold and the exhaust manifold are connected with the fracturing pump, the electrically-driven system comprises a motor and a motor-driven device, the motor is used for driving the fracturing pump to run, the control system comprises a main power control system and an auxiliary power control system, the main power control system is used for controlling the motor-driven device, the auxiliary power control system is used for controlling the lubricating and cooling system, and the motor-driven device, the main power control system and the auxiliary power control system are powered by an external power source. The electrically-driven fracturing pump truck is simple in structure, reasonable in design, convenient in matching, low in manufacture cost, high in work efficiency and reliability, convenient in energy supply, fine in emission reducing effect, easy in maintenance, capable of overcoming defects and shortcomings of high fuel consumption, difficulty in matching of an engine and a torque converter and the like of a fracturing pump truck in the prior art, and convenient in popularization and use.
Description
Technical field
The invention belongs to technical field of petroleum extraction, relate to a kind of oil production and use mechanical work equipment, especially relate to a kind of electricity and drive the pressure break pump truck.
Background technology
Pressure break is the important technical of producing in the oil-gas field increasing the storage, need earlier formation fracture be pressed off by high-pressure fluid, and filling frac sand in the crack strengthens zone permeability, the raising oil and gas production again.In pressing crack construction, the realization that fracturing equipment performance quality decision fracturing technique improves.Superior pressure break equipment is the indispensable technical support of pressing crack construction.China's oil-gas field fracturing construction operation total amount every year, along with the exploitation of deep-well and difficult well, the pressing crack construction scale increased gradually with 10%～20% speed increment.The domestic fracturing equipment that has far can not satisfy the pressing crack construction increased requirement.
High-power pressure break unit is a high technology content oil equipment, American-European countries, the particularly U.S. research and development production and the applicating history in existing 80 years in this field.In a quite long period, the approach that China obtains advanced pressure break equipment is exactly import.The particularly high-power pressure break equipment of pressure break equipment was once becoming " seizing by the throat " equipment in China production of hydrocarbons field.
The pressure break pump truck is that pumping equipment is installed on the self-propelled truck chassis, is used for carrying out the job that requires special skills equipment of the wellfracturing stimulation work of high pressure, big discharge capacity.This device is equipped with two parts by chassis and last installing and forms.The chassis is mainly car load the movement function is provided, and the ancillary system for last dress part (ride) provides power in addition; Last dress part is the working portion of pressure break pump truck, mainly is made up of power system, driving system, fracturing pump and manifold system etc.Power by power system produces is delivered to the fracturing pump power end through driving system, drives fracturing pump and carries out work.
In the prior art, no matter be imported product, or domestically-made vehicle, its pressure break pump truck all adopts the power transmission solution of " diesel engine-turbine transformer-transmission shaft-fracturing pump ".This arrangement is based on the power scheme that driving engine is a primary mover.The subject matter that exists is: 1, when the single-machine capacity of pressure break pump truck reached more than the 1500kW, the driving engine cost rose rapidly, the type selecting difficulty; 2, because high-power diesel engine and change speed gear box dimensional weight are big, be unfavorable for the exploitation of vehicle-mounted design for scheme and more high-power pump truck, the diesel-engined drive scheme becomes the bottleneck of the novel pressure break pump truck exploitation of restriction; 3, supporting element type selecting narrow range such as tor-con, price is high; Critical elements (driving engine, tor-con, torque converter etc.) all needs import, not only causes complete machine with high costs, has also hindered the exploitation with independent intellectual property right equipment; When 4, high-power pressure break pump truck was grouped in open-air the operation, fuel oil consumption was big, and the POL supply cost is high, raises the overall operation cost; 5, the diesel engine horsepower output is when the non-economy traffic coverage, and fuel oil consumption is big, to the bad adaptability of different work condition.6, the high-power diesel engine noise is big, discharging is high, and workman's operating condition is poor.
Summary of the invention
Technical matters to be solved by this invention is to above-mentioned deficiency of the prior art, provides a kind of electricity to drive the pressure break pump truck, and it is simple in structure, novel and reasonable design; Supporting convenience, cost is low, and automatic control level is high; High efficiency, power supply is convenient, and effects of energy saving and emission reduction is good; Be easy to safeguard that functional reliability is high, is convenient to promote the use of.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of electricity drives the pressure break pump truck; Comprise the truck chassis of being with operator's compartment; Lubricating and cooling system and fracturing pump are installed on the said truck chassis; And with fracturing pump bonded assembly suction manifold and exhaust manifold, it is characterized in that: the electric drive trains control system of unifying also is installed on the said truck chassis, and said power drive system comprises electrical motor and the motor drive that is used to drive the fracturing pump running; Said control system comprises active force control system that is used for the control motor actuating device and the auxiliary power control system that is used to control lubricating and cooling system, and said motor drive, active force control system and auxiliary power control system are all passed through external power source.
Above-mentioned electricity drives the pressure break pump truck, and it is characterized in that: said electrical motor is one, and said electrical motor is connected with said fracturing pump through first coupler.
Above-mentioned electricity drives the pressure break pump truck; It is characterized in that: said electrical motor is two and is respectively first electrical motor and second electrical motor; Said motor drive be two and be respectively with the first electrical motor bonded assembly, first motor drive and with the second electrical motor bonded assembly, second motor drive; Said power drive system also comprises change speed gear box; Said first electrical motor is connected with change speed gear box through second coupler, and said second electrical motor is connected with change speed gear box through the 3rd coupler, and said change speed gear box is connected with fracturing pump through the tetrad axial organ.
Above-mentioned electricity drives the pressure break pump truck; It is characterized in that: said external power supply comprise the well site electrical network, with well site electrical network bonded assembly main transformer and with said main transformer bonded assembly auxiliary transformer; Said auxiliary transformer is installed on the said truck chassis; Said motor drive is connected with said main transformer, and said active force control system all is connected with said auxiliary transformer with the auxiliary power control system.
Above-mentioned electricity drives the pressure break pump truck; It is characterized in that: said external power supply comprise generator set and with said generator set bonded assembly auxiliary transformer; Said auxiliary transformer is installed on the said truck chassis; Said motor drive is connected with said generator set, and said active force control system all is connected with said auxiliary transformer with the auxiliary power control system.
Above-mentioned electricity drives the pressure break pump truck, it is characterized in that: the quantity of said generator set is one or more, and many said generator seies are parallel with one another.
Above-mentioned electricity drives the pressure break pump truck, and it is characterized in that: said active force control system comprises controller and the human-computer interaction device of joining with controller, and said motor drive and said controller join.
Above-mentioned electricity drives the pressure break pump truck; It is characterized in that: said active force control system is installed in the main control cabinet; Said auxiliary power control system is installed in the aux. controls cabinet; Said motor drive, main control cabinet and aux. controls cabinet all are arranged in the automatically controlled room, and said automatically controlled room is installed on the said truck chassis.
Above-mentioned electricity drives the pressure break pump truck, and it is characterized in that: said electrical motor is alternating-current motor/AC motor or DC motor, and said motor drive is AC motor driving apparatus or the direct current drive machine actuating device supporting with electrical motor.
Above-mentioned electricity drives the pressure break pump truck, and it is characterized in that: said AC motor driving apparatus is a frequency converter, and said direct current drive machine actuating device is a silicon control.
The present invention compared with prior art has the following advantages:
1, of the present invention simple in structure, novel and reasonable design.
2, supporting convenience: electrical motor all has ripe product, the supporting convenience of type selecting at home and abroad with corresponding frequency converter, silicon control among the present invention.
3, cost is low: the present invention with electrical motor as the prime mover driven fracturing pump; Can select the quantity of electrical motor according to the power of the fracturing pump that is driven, the electrical motor cost of mid power is low; During with the motor drive driving motor, overall cost ratio engine scheme is low.
4, automatic control level is high; Improved work efficiency: under motor drive drives; Electrical motor can keep best energy utilization rate under different capacity output, make the operation energy resource consumption reach minimum, and effects of energy saving and emission reduction is good; Can realize simultaneously the various coupling way of outputs of moment of torsion, rotating speed, be easy to improve the automatization level and the efficient of frac job.
5, power supply is convenient: the present invention adopts the driven by power mode, can directly utilize the well site mains supply, has saved petroleum transported.
6, be easy to safeguard: the present invention adopts the running of direct motor drive fracturing pump, compares with high-power diesel engine, and the maintenance of this electricity drive scheme is very simple, and the control index is few, has significantly reduced line service amount and cost.
7, functional reliability is high: the reliability of electric motor system is far above diesel engine system, alternating-current motor/AC motor can realize 20 years non-maintaining, no matter motor drive is to adopt frequency converter or silicon control; All can keep running without interruption for a long time; Under the situation that adopts many diesel-driven unit power supplies, the reliability of many unit parallel connections is higher than the reliability of separate unit high-power diesel engine, and wherein a unit goes wrong; System can fall power and continue operation, does not influence frac job.
8, result of use of the present invention is good, is convenient to promote the use of.
In sum, the present invention is simple in structure, novel and reasonable design, supporting convenience; Cost is low, and automatic control level is high, high efficiency; Power supply is convenient, and effects of energy saving and emission reduction is good, is easy to safeguard; Functional reliability is high, has solved that the fuel oil consumption that pressure break pump truck power drive system exists in the prior art is big, defective and deficiency such as big, the operating condition difference of oil consumption when driving engine and the supporting difficulty of tor-con, unit low power run, is convenient to promote the use of.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Fig. 3 is the birds-eye view of Fig. 2.
Fig. 4 is the power supply annexation scheme drawing of the embodiment of the invention 1.
Fig. 5 is the power supply annexation scheme drawing of the embodiment of the invention 2.
Description of reference numerals:
The 1-truck chassis; The 1-1-operator's compartment; The automatically controlled room of 2-;
The 3-motor drive; 3-1-first motor drive;
3-2-second motor drive; The 4-electrical motor;
4-1-first electrical motor; 4-2-second electrical motor; The 5-fracturing pump;
The 6-1-suction manifold; The 6-2-exhaust manifold; The 7-auxiliary transformer;
The 8-lubricating and cooling system; 9-1-first coupler; 9-2-second coupler;
9-3-the 3rd coupler; 9-4-tetrad axial organ; The 10-change speed gear box;
The 11-main transformer; The 12-generator set; 12-1-first generator set;
12-1-second generator set; The 13-1-main control cabinet; 13-2-aux. controls cabinet;
14-active force control system; The 14-1-controller; The 14-2-human-computer interaction device;
15-auxiliary power control system; 16-well site electrical network.
The specific embodiment
As shown in Figure 1; The present invention includes the truck chassis 1 of band operator's compartment 1-1; Lubricating and cooling system 8 and fracturing pump 5 are installed on the said truck chassis 1; And with fracturing pump 5 bonded assembly suction manifold 6-1 and exhaust manifold 6-2; The electric drive trains control system of unifying also is installed on the said truck chassis 1; Said power drive system comprises the electrical motor 4 and motor drive 3 that is used to drive fracturing pump 5 runnings, and said control system comprises active force control system 14 that is used for control motor actuating device 3 and the auxiliary power control system 15 that is used to control lubricating and cooling system 8, and said motor drive 3, active force control system 14 and auxiliary power control system 15 are all passed through external power source.
In the present embodiment, said electrical motor 4 is one, and said electrical motor 4 is connected with said fracturing pump 5 through the first coupler 9-1.When fracturing pump 5 horsepower inputs need hour (for example less than 900kw), just can use separate unit high power motor 4 direct drive fracturing pumps 5.
In the present embodiment; Said external power supply comprise well site electrical network 16, with well site electrical network 16 bonded assembly main transformers 11 and with said main transformer 11 bonded assembly auxiliary transformers 7; Said auxiliary transformer 7 is installed on the said truck chassis 1; Said motor drive 3 is connected with said main transformer 11, and said active force control system 14 all is connected with said auxiliary transformer 7 with auxiliary power control system 15; This power supply plan is car load cost and the minimum scheme of operating cost.Particularly; As shown in Figure 4; The first siding ring of said main transformer 11 is connected with well site electrical network 16 with vacuum breaker Z2 through cable and the vacuum breaker Z1 that is connected on the cable; Be connected with current transformer TA1, lightning arrester F1 and charged indicator lamp L1 on the cable between said vacuum breaker Z1 and the well site electrical network 16; Be connected with amperemeter/ammtr A1 on the said current transformer TA1; Said vacuum breaker Z1 and and vacuum breaker Z2 between cable on be connected with lightning arrester F2 and be connected with fuse F U and the voltage transformer TV that is in series; Be connected with volt meter V on the said voltage transformer TV, be connected with current transformer TA2, lightning arrester F3, earthing switch K and charged indicator lamp L2 on the cable between the first siding ring of said vacuum breaker Z2 and main transformer 11, be connected with amperemeter/ammtr A2 on the said current transformer TA2; The first siding ring of said auxiliary transformer 7 is connected with the second siding ring of main transformer 11 with circuit breaker Q F2 through circuit breaker Q F1.
In the present embodiment, said active force control system 14 comprises controller 14-1 and the human-computer interaction device 14-2 that joins with controller 14-1, and said motor drive 3 joins with said controller 14-1.Particularly, said active force control system 14 also comprises lead-in circuit breaker, voltage detecting circuit, current detection circuit etc., all adopts custom circuit of the prior art to connect; The power end of said motor drive 3 is connected with the second siding ring of main transformer 11 with circuit breaker Q F1 through lead-in circuit breaker QF3; The power end of said controller 14-1 and human-computer interaction device 14-2 all is connected with the second siding ring of auxiliary transformer 7; The power inleting terminal of said auxiliary power control system 15 is connected with the second siding ring of auxiliary transformer 7.The parameter that is provided with through human-computer interaction device 14-2 comprises that the startup of motor drive 3 stops, the startup of lubricating and cooling system 8 stops, the startup of electrical motor 4 stops, the rotating speed of electrical motor 4 and the pressure of fracturing pump 5; The parameter that shows through human-computer interaction device 14-2 comprises: electric current and voltage in the delivery pressure of the running state of motor drive 3 (comprising start and stop state and rotating speed), fracturing pump 5 and output discharge capacity, fracturing pump 5 lubricating oil pressures and temperature and the circuit; The parameter that more than shows all detects through normal inspection means of the prior art and obtains and be transferred to controller 14-1, and controller 14-1 controls human-computer interaction device 14-2 again and shows.Said auxiliary power control system 15 is mainly the control loop of lubricating and cooling system 8, includes components and parts such as circuit breaker, contactless switch, thermal relay and control relay, all adopts custom circuit of the prior art to connect.
In the present embodiment; Said active force control system 14 is installed in the main control cabinet 13-1; Said auxiliary power control system 15 is installed in the aux. controls cabinet 13-2; Said motor drive 3, main control cabinet 13-1 and aux. controls cabinet 13-2 all are arranged in the automatically controlled room 2, and said automatically controlled room 2 is installed on the said truck chassis 1.Particularly; The body of wall in said automatically controlled room 2 can be welded through steel plate; In order to make automatically controlled room 2 have heat insulation function; Can under suitable temperature, work so that guarantee the equipment in the automatically controlled room 2, can be set to double-decker through the body of wall in automatically controlled room 2 and in the body of wall in automatically controlled room 2 filling fire resisting material realize; In addition, can also on the body of wall in automatically controlled room 2, dodge gate be installed, in automatically controlled room 2, seat 2-1 be set, handled easily personnel turnover reaches to be controlled the equipment that is installed in the automatically controlled room.
In the present embodiment, said electrical motor 4 is alternating-current motor/AC motor or DC motor, and said motor drive 3 is AC motor driving apparatus or the direct current drive machine actuating device supporting with electrical motor 4.Particularly; Said AC motor driving apparatus is a frequency converter, and said direct current drive machine actuating device is a silicon control, promptly when electrical motor 4 adopts alternating-current motor/AC motor; Motor drive 3 adopts frequency converter to realize; When electrical motor 4 adopted DC motor, motor drive 3 adopted silicon control to realize that two kinds of drive schemes all have considerable energy saving, emission reduction effect.
As shown in Figures 2 and 3; What present embodiment and embodiment 1 were different is: said electrical motor 4 is two and is respectively the first electrical motor 4-1 and the second electrical motor 4-2; Said motor drive 3 be two and be respectively with the first electrical motor 4-1 bonded assembly, the first motor drive 3-1 and with the second electrical motor 4-2 bonded assembly, the second motor drive 3-2; Said power drive system also comprises change speed gear box 10; The said first electrical motor 4-1 is connected with change speed gear box 10 through the second coupler 9-2, and the said second electrical motor 4-2 is connected with change speed gear box 10 through the 3rd coupler 9-3, and said change speed gear box 10 is connected with fracturing pump 5 through tetrad axial organ 9-4.Said external power supply comprise generator set 12 and with said generator set 12 bonded assembly auxiliary transformers 7; Said auxiliary transformer 7 is installed on the said truck chassis 1; Said motor drive 3 is connected with said generator set 12, and said active force control system 14 all is connected with said auxiliary transformer 7 with auxiliary power control system 15.Particularly, the quantity of said generator set 12 is one or more, and many said generator seies 12 are parallel with one another.All the other structures are all identical with embodiment 1.
Particularly, said generator set 12 is diesel powerplant or fuel gas generation unit.In the present embodiment, said generator set 12 is two and is respectively the first generator set 12-1 and second generator set 12.As shown in Figure 5; The first generator set 12-1 and the second generator set 12-2 are parallel with one another; The first siding ring of said auxiliary transformer 7 is connected with the mouth of the first generator set 12-1 with circuit breaker Q F8 through circuit breaker Q F4 and is connected with the mouth of the second generator set 12-2 with circuit breaker Q F8 through circuit breaker Q F5; The power end of the first motor drive 3-1 is connected with the mouth of the first generator set 12-1 with circuit breaker Q F4 through lead-in circuit breaker QF6 and is connected with the mouth of the second generator set 12-2 with circuit breaker Q F5 through lead-in circuit breaker QF6, and the power end of the second motor drive 3-2 is connected with the mouth of the first generator set 12-1 with circuit breaker Q F4 through lead-in circuit breaker QF7 and is connected with the mouth of the second generator set 12-2 with circuit breaker Q F5 through lead-in circuit breaker QF7; The power end of said controller 14-1 and human-computer interaction device 14-2 all is connected with the second siding ring of auxiliary transformer 7; The power inleting terminal of said auxiliary power control system 15 is connected with the second siding ring of auxiliary transformer 7.
When fracturing pump 5 horsepower inputs need be not enough to drive fracturing pump 5 than big and separate unit electrical motor 4, pass through change speed gear box 10 driven in common fracturing pumps 5 by two motors 4.When driving more high-performance fracturing pump 5, can also adopt multiple motors 4 series connection or the mode through the auxiliary gear box parallel connection to drive fracturing pump 5.
Use generator set 12 power supplies parallel with one another of many smaller powers, compare, more have superiority on cost and the serviceability with 12 power supplies of separate unit high-power generator group.Adopt electric set electric supply to help to save fuel oil according to power demand select arbitrarily the to generate electricity by way of merging two or more grid systems quantity of unit 12.
Among the present invention; Active force control system 14 is responsible for whole electricity is driven the control of pressure break pump truck work; Can be through human-computer interaction device 14-2 input controlled variable; Can also show that electricity drives the real-time status of pressure break pump truck, has improved the control accuracy and the level of informatization of whole pressure break pump truck through human-computer interaction device 14-2.Regulate the output of motor drive 3 through the controller 14-1 in the active force control system 14; Can realize the stepless continuous speed governing of electrical motor 4; Satisfy the need of work of fracturing pump 5; Can drive the highly pressurised liquid of fracturing pump 5 output different pressures and flow, be easy to realize more, more complicated controllable function.
In addition, among the present invention, said power drive system, lubricating and cooling system 8 and control system can also all be passed through powered battery.Main control cabinet 13-1 and aux. controls cabinet 13-3 are through being bolted on 2 interior ground, automatically controlled room or the wall, to adapt to long-distance transport.Automatically controlled room 2 has functions such as sound insulation, waterproof, insulation, is fit to the long-time control operation of operating personal.
In sum, the present invention is directed to that the fuel oil consumption that existing pressure break pump truck power drive system exists is big, shortcoming such as big, the operating condition difference of oil consumption when driving engine and the supporting difficulty of tor-con, unit low power run, proposed with the pressure break pump truck scheme of electrical motor 4 as primary mover, simple in structure; Novel and reasonable design, supporting convenience, cost is low, and automatic control level is high; High efficiency, power supply is convenient, is easy to safeguard; Functional reliability is high, and result of use is good, is convenient to promote the use of.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (10)
1. an electricity drives the pressure break pump truck; The truck chassis (1) that comprises band operator's compartment (1-1); Lubricating and cooling system (8) and fracturing pump (5) are installed on the said truck chassis (1); And with fracturing pump (5) bonded assembly suction manifold (6-1) and exhaust manifold (6-2); It is characterized in that: the electric drive trains control system of unifying also is installed on the said truck chassis (1); Said power drive system comprises electrical motor (4) and the motor drive (3) that is used to drive fracturing pump (5) running, and said control system comprises active force control system (14) that is used for control motor actuating device (3) and the auxiliary power control system (15) that is used to control lubricating and cooling system (8), and said motor drive (3), active force control system (14) and auxiliary power control system (15) are all passed through external power source.
2. drive the pressure break pump truck according to the described electricity of claim 1, it is characterized in that: said electrical motor (4) is one, and said electrical motor (4) is connected with said fracturing pump (5) through first coupler (9-1).
3. drive the pressure break pump truck according to the described electricity of claim 1; It is characterized in that: said electrical motor (4) is two and is respectively first electrical motor (4-1) and second electrical motor (4-2); Said motor drive (3) be two and be respectively with first electrical motor (4-1) bonded assembly first motor drive (3-1) and with second electrical motor (4-2) bonded assembly second motor drive (3-2); Said power drive system also comprises change speed gear box (10); Said first electrical motor (4-1) is connected with change speed gear box (10) through second coupler (9-2); Said second electrical motor (4-2) is connected with change speed gear box (10) through the 3rd coupler (9-3), and said change speed gear box (10) is connected with fracturing pump (5) through tetrad axial organ (9-4).
4. drive the pressure break pump truck according to claim 2 or 3 described electricity; It is characterized in that: said external power supply comprise well site electrical network (16), with well site electrical network (16) bonded assembly main transformer (11) and with said main transformer (11) bonded assembly auxiliary transformer (7); Said auxiliary transformer (7) is installed on the said truck chassis (1); Said motor drive (3) is connected with said main transformer (11), and said active force control system (14) all is connected with said auxiliary transformer (7) with auxiliary power control system (15).
5. drive the pressure break pump truck according to claim 2 or 3 described electricity; It is characterized in that: said external power supply comprise generator set (12) and with said generator set (12) bonded assembly auxiliary transformer (7); Said auxiliary transformer (7) is installed on the said truck chassis (1); Said motor drive (3) is connected with said generator set (12), and said active force control system (14) all is connected with said auxiliary transformer (7) with auxiliary power control system (15).
6. drive the pressure break pump truck according to the described electricity of claim 5, it is characterized in that: the quantity of said generator set (12) is one or more, and many said generator seies (12) are parallel with one another.
7. drive the pressure break pump truck according to claim 2 or 3 described electricity; It is characterized in that: said active force control system (14) comprises controller (14-1) and the human-computer interaction device (14-2) of joining with controller (14-1), and said motor drive (3) joins with said controller (14-1).
8. drive the pressure break pump truck according to the described electricity of claim 7; It is characterized in that: said active force control system (14) is installed in the main control cabinet (13-1); Said auxiliary power control system (15) is installed in the aux. controls cabinet (13-2); Said motor drive (3), main control cabinet (13-1) and aux. controls cabinet (13-2) all are arranged in the automatically controlled room (2), and said automatically controlled room (2) is installed on the said truck chassis (1).
9. drive the pressure break pump truck according to claim 2 or 3 described electricity; It is characterized in that: said electrical motor (4) is alternating-current motor/AC motor or DC motor, and said motor drive (3) is AC motor driving apparatus or the direct current drive machine actuating device supporting with electrical motor (4).
10. drive the pressure break pump truck according to the described electricity of claim 9, it is characterized in that: said AC motor driving apparatus is a frequency converter, and said direct current drive machine actuating device is a silicon control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210072596.7A CN102602322B (en) | 2012-03-19 | 2012-03-19 | Electrically-driven fracturing pump truck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210072596.7A CN102602322B (en) | 2012-03-19 | 2012-03-19 | Electrically-driven fracturing pump truck |
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| CN102602322A true CN102602322A (en) | 2012-07-25 |
| CN102602322B CN102602322B (en) | 2014-04-30 |
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| CN201210072596.7A Expired - Fee Related CN102602322B (en) | 2012-03-19 | 2012-03-19 | Electrically-driven fracturing pump truck |
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