CN106677754A - Fluid preparing method of fracturing flow-back fluid - Google Patents
Fluid preparing method of fracturing flow-back fluid Download PDFInfo
- Publication number
- CN106677754A CN106677754A CN201611116824.0A CN201611116824A CN106677754A CN 106677754 A CN106677754 A CN 106677754A CN 201611116824 A CN201611116824 A CN 201611116824A CN 106677754 A CN106677754 A CN 106677754A
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- Prior art keywords
- liquid
- fracturing
- pump truck
- fracturing outlet
- outlet liquid
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- 239000012530 fluid Substances 0.000 title claims abstract description 110
- 238000000034 method Methods 0.000 title claims abstract description 58
- 239000000654 additive Substances 0.000 claims abstract description 78
- 239000002562 thickening agent Substances 0.000 claims abstract description 60
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 322
- 230000000996 additive effect Effects 0.000 claims description 68
- 239000003995 emulsifying agent Substances 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 14
- 230000008676 import Effects 0.000 claims description 6
- 239000004088 foaming agent Substances 0.000 abstract description 11
- 238000005187 foaming Methods 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 description 13
- 239000004480 active ingredient Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 9
- 239000006260 foam Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- 238000005457 optimization Methods 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- DCOPUUMXTXDBNB-UHFFFAOYSA-N diclofenac Chemical class OC(=O)CC1=CC=CC=C1NC1=C(Cl)C=CC=C1Cl DCOPUUMXTXDBNB-UHFFFAOYSA-N 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000010977 jade Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention relates to the technical field of treatment methods of fracturing flow-back fluid, in particular to a fluid preparing method of fracturing flow-back fluid. The fluid preparing method of the fracturing flow-back fluid comprises the following step that the first step is conducted, specifically, a fluid preparing pot is filled with the fracturing flow-back fluid. According to the fluid preparing method of the fracturing flow-back fluid, in the fluid preparing process of the fracturing flow-back fluid, driving force suffered by the fluid entering an empty pot is greatly reduced, the foaming amount is reduced, therefore, pollution to the environment of a fluid preparing place is reduced, and the consumption of multiple effective components such as foaming agents and discharge aiding agents is reduced. Meanwhile, the dissolving capacity and dispersive capacity of all thickening agents and fracturing fluid additives both are equivalent, therefore, the production of 'fisheye' is reduced to a great degree, or the production of 'fisheye' can be avoided, and namely, the fluid preparing quality can be increased through the fluid preparing method of the fracturing flow-back fluid.
Description
Technical field
It is a kind of fracturing outlet liquid with liquid method the present invention relates to the processing method technical field of fracturing outlet liquid.
Background technology
Fracturing outlet liquid is with the important step that liquid is fracturing outlet liquid recycling.At present, fracturing outlet liquid is using conventional
Single tank self-loopa, in circulation add the mode of thickening agent and fracturing fluid additive to carry out with liquid, i.e., it is required for filling in flow container
The fracturing outlet liquid of amount, the liquid sucting port of pump truck is connected by pipeline with the bottom of standby flow container, and the leakage fluid dram of pump truck passes through pipeline
It is connected with the top of standby flow container, and dosing pipeline in parallel, standby liquid on the pipeline between the liquid sucting port of pump truck and standby flow container bottom
Fracturing outlet liquid in tank realizes single tank self-loopa by pump truck, during single tank self-loopa, opens on dosing pipeline
Switch gate, thickening agent and fracturing fluid additive after pump truck working condition is inhaled into and mixs homogeneously with fracturing outlet liquid, then
Returned in standby flow container by the leakage fluid dram of pump truck, because fracturing outlet liquid is containing plurality of active ingredients such as foaming agent, cleanup additives, followed certainly
The lasting presence of gyration power makes to return discharge opeing foaming phenomena substantially, and foam falls into periphery field and can also cause great environmental pollution,
But also waste the plurality of active ingredients such as foaming agent, cleanup additive;And during self-loopa, with thickening agent and fracturing fluid
The addition of additive, the concentration for making thickening agent and additive in standby flow container is raised significantly, plays viscous speed soon, liquid in standby flow container
Viscosity constantly increases, and causes the thickening agent of follow-up addition and can not rapidly and uniformly scatter, so as to greatly reduce follow-up addition
The dissolving of thickening agent and fracturing fluid additive and dispersibility, prevent the emulsifying agent and fracturing fluid additive of follow-up addition from whole
All it is dissolved in fracturing outlet liquid, so as to produce a large amount of " flakes ", reduces with liquid quality, reduces fracturing fluid property.It is same with this
When also substantially prolongs liquid preparation time.
The content of the invention
The invention provides a kind of fracturing outlet liquid with liquid method, overcome the deficiency of above-mentioned prior art, it can have
It is not good with liquid quality that effect solves the problems, such as that existing fracturing outlet liquid exists with liquid method.
The technical scheme is that by following measures to realize:A kind of fracturing outlet liquid with liquid method, pressure break
Return discharge opeing with liquid measure based on double centner, the fracturing outlet liquid per double centner adds 0.38 kilogram to 0.45 kilogram of thickening agent
Fracturing fluid additive with 0.8 kilogram to 1.0 kilograms, fracturing outlet liquid is carried out as follows with liquid method:The first step, will
Fracturing outlet liquid is contained in standby flow container, and the fracturing outlet liquid in standby flow container is pumped in slack tank by pump truck, will be standby in pump truck
During fracturing outlet liquid in flow container pumps into slack tank, constantly suction, for the fracturing outlet liquid of flow container, is sucked pump truck in pump truck
While fracturing outlet liquid, pump truck constantly sucks thickening agent, and quickly mixing is equal for the in-car fracturing outlet liquid of suction pump and thickening agent
It is even, pumped in slack tank by pump truck through the mixed fracturing outlet liquid of pump truck and thickening agent;Second step, when the desired amount of thickening agent
After being finished by pump truck suction, then fracturing fluid additive is constantly sucked by pump truck, the in-car fracturing fluid additive of suction pump and remaining
The quick mix homogeneously of fracturing outlet liquid of amount, pump truck is blended with the fracturing outlet liquid of fracturing fluid additive and pumps in slack tank, when
The desired amount of fracturing fluid additive is sucked after finishing and being pumped in slack tank by pump truck, and the liquid in slack tank is fracturing fluid.
The further optimization and/or improvements to foregoing invention technical scheme are presented herein below:
The outlet at bottom fixed installation drain pipe of above-mentioned standby flow container, the outlet of drain pipe is fixedly mounted on one with the liquid sucting port of pump truck
Rise, discharging tube is fixedly mounted between the leakage fluid dram of pump truck and the import on slack tank top, the import on slack tank top is located at the row of pump truck
The top of liquid mouth, the drain side of discharging tube is stretched in slack tank, and emulsifying agent pipe and fracturing fluid addition are respectively fixed with drain pipe
Agent pipe, in emulsifying agent pipe and fracturing fluid additive Guan Shangjun fixed installation switch valves.
The distance between drain side and slack tank bottom of above-mentioned discharging tube are 1st/1st to two/3rd of slack tank height.
The time of the above-mentioned first step is 5 minutes to 10 minutes;Or/and, the time of second step is 10 minutes to 20 minutes.
Fracturing outlet liquid of the present invention is carried out with during liquid, into slack tank with liquid method to fracturing outlet liquid
The driving force that liquid afterwards is subject to is substantially reduced, and reduces foam volume, so as to reduce to the pollution with liquid site surrounding, and
Reduce the consumption to plurality of active ingredients such as foaming agent, cleanup additives;Meanwhile, make all of thickening agent, fracturing fluid additive
Solvability and dispersibility are suitable, so as to the generation for reducing " flake " of high degree, or can avoid " flake "
Generation, i.e., fracturing outlet liquid of the present invention can be improved with liquid quality with liquid method, by pressure of the present invention
Split return discharge opeing fracturing outlet liquid is carried out with liquid method can be used for fracturing work as fracturing fluid with the liquid obtained after liquid
In.In addition, fracturing outlet liquid of the present invention can shorten liquid preparation time with liquid method, so as to improve the effect with liquid
Rate.
Description of the drawings
Accompanying drawing 1 is process flow diagram of the invention.
Coding in accompanying drawing 1 is respectively:1 is standby flow container, and 2 is pump truck, and 3 is slack tank, and 4 is drain pipe, and 5 is discharging tube, and 6 are
Emulsifying agent pipe, 7 is fracturing fluid additive pipe.
Specific embodiment
The present invention is not limited by following embodiments, can technology according to the present invention scheme and practical situation determining specifically
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is according to Figure of description 1
Butut mode being described, such as:The position relationship of forward and backward, upper and lower, left and right etc. is according to the Butut of Figure of description
Direction is determining.
With reference to embodiment, the invention will be further described:
Embodiment 1:As shown in Figure 1, the fracturing outlet liquid with liquid method, fracturing outlet liquid with liquid measure based on double centner,
Fracturing outlet liquid per double centner adds 0.38 kilogram to 0.45 kilogram of thickening agent and 0.8 kilogram to 1.0 kilograms of fracturing fluid
Additive, fracturing outlet liquid is carried out as follows with liquid method:The first step, fracturing outlet liquid is contained in standby flow container 1,
Fracturing outlet liquid in standby flow container 1 is pumped in slack tank 3 by pump truck 2, in pump truck 2 by the fracturing outlet liquid pump in for flow container 1
During entering slack tank 3, pump truck 2 constantly sucks the fracturing outlet liquid of standby flow container 1, while pump truck 2 sucks fracturing outlet liquid,
Pump truck 2 constantly sucks thickening agent, sucks fracturing outlet liquid and the quick mix homogeneously of thickening agent in pump truck 2, mixes through pump truck 2
Fracturing outlet liquid afterwards is pumped in slack tank 3 with thickening agent by pump truck 2;Second step, when the desired amount of thickening agent has been sucked by pump truck 2
Bi Hou, then fracturing fluid additive is constantly sucked by pump truck 2, the pressure break for sucking the fracturing fluid additive in pump truck 2 and surplus is returned
The quick mix homogeneously of discharge opeing, pump truck 2 is blended with the fracturing outlet liquid of fracturing fluid additive and pumps in slack tank 3, when the desired amount of
Fracturing fluid additive is sucked after finishing and be pumped in slack tank 3 by pump truck 2, and the liquid in slack tank 3 is fracturing fluid.Pressure break returns row
Liquid is known in the art public additive, fracturing fluid additive with the thickening agent and fracturing fluid additive adopted during liquid
Generally include antibacterial (such as diclofenac salt, season is by salt), stabilizer (such as sodium thiosulfate), jade and split drag reducer (as poly- alkyl is stupid
Ethylene), pressure break fluid loss additive (such as silica flour).
Using the fracturing outlet liquid described in the present embodiment fracturing outlet liquid is carried out with liquid method, with during liquid, pressing
Split and return discharge opeing and thickening agent after the mixing of pump truck 2, pumped in slack tank 3 by pump truck 2 immediately, be i.e. fracturing outlet liquid and thickening
Agent mixes to go out, also, fracturing outlet liquid and fracturing fluid additive are also using the i.e. mixed hybrid mode for going out, due to this enforcement
The hybrid mode that single tank self-loopa is provided without with liquid method of the fracturing outlet liquid described in example, therefore, it is to avoid after entering slack tank 3
Liquid affected by the self-circulation power, i.e., the driving force being subject to into the liquid after slack tank 3 is substantially reduced, so as to reduce
The foaming degree of liquid, that is, reduce foam volume in slack tank 3, so as to reduce to the pollution with liquid site surrounding, and subtracts
The consumption to plurality of active ingredients such as foaming agent, cleanup additives is lacked;Meanwhile, fracturing outlet liquid and thickening agent and fracturing outlet liquid
The hybrid mode for going out is mixed by pump truck 2 with fracturing fluid additive, that is to say, that thickening agent and fracturing fluid add
When agent mixes respectively with fracturing outlet liquid, it is mixed with fracturing outlet liquid " fresh liquid ", i.e., all of thickening agent is equal
Mixed with the fracturing outlet liquid of same concentrations, all of fracturing fluid additive is carried out with the fracturing outlet liquid of same concentrations
Mixing, makes thickening agent, fracturing fluid additive be dispersed in fracturing outlet liquid, makes all of thickening agent, fracturing fluid addition
The solvability and dispersibility of agent is suitable, so as to the generation for reducing " flake " of high degree, or can avoid " fish
The generation of eye ", i.e., fracturing outlet liquid described in this enforcements can be improved with liquid quality with liquid method, by this enforcement Suo Shu
Carrying out to fracturing outlet liquid with liquid method for fracturing outlet liquid can be as fracturing fluid for pressure break work with the liquid obtained after liquid
In industry.In addition, adopt the described fracturing outlet liquid of this enforcement with liquid method to entering for 50 kilograms of fracturing outlet liquid with liquid measure
When row is with liquid, liquid preparation time is 10 minutes to 15 minutes, and adopt the self-loopa of existing conventional list tank with liquid method to liquid measure for
When 50 kilograms of fracturing outlet liquid is carried out with liquid, liquid preparation time then needs 30 minutes to 40 minutes, it can thus be seen that this enforcement
Fracturing outlet liquid described in example can shorten liquid preparation time with liquid method, so as to improve the efficiency with liquid.
Embodiment 2:As shown in Figure 1, the fracturing outlet liquid with liquid method, fracturing outlet liquid with liquid measure presses 100,000
Gram meter, the fracturing outlet liquid per double centner adds 0.38 kilogram or 0.45 kilogram of thickening agent and 0.8 kilogram or 1.0 kilograms
Fracturing fluid additive, fracturing outlet liquid is carried out as follows with liquid method:The first step, by fracturing outlet liquid standby liquid is contained in
In tank 1, the fracturing outlet liquid in standby flow container 1 is pumped in slack tank 3 by pump truck 2, return the pressure break in standby flow container 1 in pump truck 2
During discharge opeing pumps into slack tank 3, constantly suction, for the fracturing outlet liquid of flow container 1, in pump truck 2 fracturing outlet liquid is sucked to pump truck 2
While, pump truck 2 constantly sucks thickening agent, fracturing outlet liquid and the quick mix homogeneously of thickening agent in pump truck 2 is sucked, through pump
The mixed fracturing outlet liquid of car 2 is pumped in slack tank 3 with thickening agent by pump truck 2;Second step, when the desired amount of thickening agent is by pump truck
After 2 suctions are finished, then fracturing fluid additive is constantly sucked by pump truck 2, the fracturing fluid additive and surplus in suction pump truck 2
The quick mix homogeneously of fracturing outlet liquid, pump truck 2 is blended with the fracturing outlet liquid of fracturing fluid additive and pumps in slack tank 3, works as institute
The fracturing fluid additive of requirement is sucked after finishing and be pumped in slack tank 3 by pump truck 2, and the liquid in slack tank 3 is fracturing fluid.
Embodiment 3:As shown in Figure 1, the fracturing outlet liquid with liquid method, fracturing outlet liquid with liquid measure presses 100,000
Gram meter, the fracturing outlet liquid per double centner adds 0.38 kilogram of thickening agent and 0.8 kilogram of fracturing fluid additive, fracturing outlet liquid
Carry out as follows with liquid method:The first step, fracturing outlet liquid is contained in standby flow container 1, by the pressure break in standby flow container 1
Return discharge opeing to pump in slack tank 3 by pump truck 2, during the fracturing outlet liquid in standby flow container 1 is pumped into slack tank 3 by pump truck 2, pump
Car 2 constantly sucks the fracturing outlet liquid of standby flow container 1, and while pump truck 2 sucks fracturing outlet liquid, constantly suction is thickened pump truck 2
Agent, suck pump truck 2 in fracturing outlet liquid and the quick mix homogeneously of thickening agent, through the mixed fracturing outlet liquid of pump truck 2 with
Thickening agent is pumped in slack tank 3 by pump truck 2;Second step, after the desired amount of thickening agent is finished by the suction of pump truck 2, then by pump truck 2
Constantly suction fracturing fluid additive, sucks the quick mix homogeneously of the fracturing outlet liquid of fracturing fluid additive and surplus in pump truck 2,
Pump truck 2 is blended with the fracturing outlet liquid of fracturing fluid additive and pumps in slack tank 3, when the desired amount of fracturing fluid additive is by pump truck
After 2 suctions are finished and are pumped in slack tank 3, the liquid in slack tank 3 is fracturing fluid.
Using the fracturing outlet liquid described in the present embodiment fracturing outlet liquid is carried out with liquid method, with during liquid, pressing
Split and return discharge opeing and thickening agent after the mixing of pump truck 2, pumped in slack tank 3 by pump truck 2 immediately, be i.e. fracturing outlet liquid and thickening
Agent mixes to go out, also, fracturing outlet liquid and fracturing fluid additive are also using the i.e. mixed hybrid mode for going out, due to this enforcement
The hybrid mode that single tank self-loopa is provided without with liquid method of the fracturing outlet liquid described in example, therefore, it is to avoid after entering slack tank 3
Liquid affected by the self-circulation power, i.e., the driving force being subject to into the liquid after slack tank 3 is substantially reduced, so as to reduce
The foaming degree of liquid, that is, reduce foam volume in slack tank 3, so as to reduce to the pollution with liquid site surrounding, and subtracts
The consumption to plurality of active ingredients such as foaming agent, cleanup additives is lacked;Meanwhile, fracturing outlet liquid and thickening agent and fracturing outlet liquid
The hybrid mode for going out is mixed by pump truck 2 with fracturing fluid additive, that is to say, that thickening agent and fracturing fluid add
When agent mixes respectively with fracturing outlet liquid, it is mixed with fracturing outlet liquid " fresh liquid ", i.e., all of thickening agent is equal
Mixed with the fracturing outlet liquid of same concentrations, all of fracturing fluid additive is carried out with the fracturing outlet liquid of same concentrations
Mixing, makes thickening agent, fracturing fluid additive be dispersed in fracturing outlet liquid, makes all of thickening agent, fracturing fluid addition
The solvability and dispersibility of agent is suitable, so as to the generation for reducing " flake " of high degree, or can avoid " fish
The generation of eye ", i.e., fracturing outlet liquid described in this enforcements can be improved with liquid quality with liquid method, by this enforcement Suo Shu
Carrying out to fracturing outlet liquid with liquid method for fracturing outlet liquid can be as fracturing fluid for pressure break work with the liquid obtained after liquid
In industry.In addition, adopt the described fracturing outlet liquid of this enforcement with liquid method to entering for 50 kilograms of fracturing outlet liquid with liquid measure
When row is with liquid, liquid preparation time is 10 minutes, and adopt the self-loopa of existing conventional list tank with liquid method to liquid measure for 50 kilograms
When fracturing outlet liquid is carried out with liquid, liquid preparation time then needs 30 minutes, it can thus be seen that the pressure break described in the present embodiment returns row
Liquid can shorten liquid preparation time with liquid method, so as to improve the efficiency with liquid.
Embodiment 4:As shown in Figure 1, the fracturing outlet liquid with liquid method, fracturing outlet liquid with liquid measure presses 100,000
Gram meter, the fracturing outlet liquid per double centner adds 0.45 kilogram of thickening agent and 1.0 kilograms of fracturing fluid additives, fracturing outlet liquid
Carry out as follows with liquid method:The first step, fracturing outlet liquid is contained in standby flow container 1, by the pressure break in standby flow container 1
Return discharge opeing to pump in slack tank 3 by pump truck 2, during the fracturing outlet liquid in standby flow container 1 is pumped into slack tank 3 by pump truck 2, pump
Car 2 constantly sucks the fracturing outlet liquid of standby flow container 1, and while pump truck 2 sucks fracturing outlet liquid, constantly suction is thickened pump truck 2
Agent, suck pump truck 2 in fracturing outlet liquid and the quick mix homogeneously of thickening agent, through the mixed fracturing outlet liquid of pump truck 2 with
Thickening agent is pumped in slack tank 3 by pump truck 2;Second step, after the desired amount of thickening agent is finished by the suction of pump truck 2, then by pump truck 2
Constantly suction fracturing fluid additive, sucks the quick mix homogeneously of the fracturing outlet liquid of fracturing fluid additive and surplus in pump truck 2,
Pump truck 2 is blended with the fracturing outlet liquid of fracturing fluid additive and pumps in slack tank 3, when the desired amount of fracturing fluid additive is by pump truck
After 2 suctions are finished and are pumped in slack tank 3, the liquid in slack tank 3 is fracturing fluid.
Using the fracturing outlet liquid described in the present embodiment fracturing outlet liquid is carried out with liquid method, with during liquid, pressing
Split and return discharge opeing and thickening agent after the mixing of pump truck 2, pumped in slack tank 3 by pump truck 2 immediately, be i.e. fracturing outlet liquid and thickening
Agent mixes to go out, also, fracturing outlet liquid and fracturing fluid additive are also using the i.e. mixed hybrid mode for going out, due to this enforcement
The hybrid mode that single tank self-loopa is provided without with liquid method of the fracturing outlet liquid described in example, therefore, it is to avoid after entering slack tank 3
Liquid affected by the self-circulation power, i.e., the driving force being subject to into the liquid after slack tank 3 is substantially reduced, so as to reduce
The foaming degree of liquid, that is, reduce foam volume in slack tank 3, so as to reduce to the pollution with liquid site surrounding, and subtracts
The consumption to plurality of active ingredients such as foaming agent, cleanup additives is lacked;Meanwhile, fracturing outlet liquid and thickening agent and fracturing outlet liquid
The hybrid mode for going out is mixed by pump truck 2 with fracturing fluid additive, that is to say, that thickening agent and fracturing fluid add
When agent mixes respectively with fracturing outlet liquid, it is mixed with fracturing outlet liquid " fresh liquid ", i.e., all of thickening agent is equal
Mixed with the fracturing outlet liquid of same concentrations, all of fracturing fluid additive is carried out with the fracturing outlet liquid of same concentrations
Mixing, makes thickening agent, fracturing fluid additive be dispersed in fracturing outlet liquid, makes all of thickening agent, fracturing fluid addition
The solvability and dispersibility of agent is suitable, so as to the generation for reducing " flake " of high degree, or can avoid " fish
The generation of eye ", i.e., fracturing outlet liquid described in this enforcements can be improved with liquid quality with liquid method, by this enforcement Suo Shu
Carrying out to fracturing outlet liquid with liquid method for fracturing outlet liquid can be as fracturing fluid for pressure break work with the liquid obtained after liquid
In industry.In addition, adopt the described fracturing outlet liquid of this enforcement with liquid method to entering for 50 kilograms of fracturing outlet liquid with liquid measure
When row is with liquid, liquid preparation time is 15 minutes, and adopt the self-loopa of existing conventional list tank with liquid method to liquid measure for 50 kilograms
When fracturing outlet liquid is carried out with liquid, liquid preparation time then needs 40 minutes, it can thus be seen that the pressure break described in the present embodiment returns row
Liquid can shorten liquid preparation time with liquid method, so as to improve the efficiency with liquid.
Embodiment 5:As shown in Figure 1, as the optimization of above-described embodiment, fixedly mount in the outlet at bottom of standby flow container 1
Drain pipe 4, outlet and the liquid sucting port of pump truck 2 of drain pipe 4 are fixedly installed togather, leakage fluid dram and the top of slack tank 3 of pump truck 2
Discharging tube 5 is fixedly mounted between import, the import on the top of slack tank 3 is located at the top of the leakage fluid dram of pump truck 2, the discharge opeing of discharging tube 5
End is stretched in slack tank 3, and emulsifying agent pipe 6 and fracturing fluid additive pipe 7 are respectively fixed with drain pipe 4, in emulsifying agent pipe 6 and pressure
Split and fixedly mount on solution additive pipe 7 switch valve.
Start pump truck 2, when emulsifying agent mixes with fracturing outlet liquid, pump truck 2 sucks the fracturing outlet liquid in standby flow container 1
Drain pipe 4, opens the switch valve on emulsifying agent pipe 6, and under the suction function of pump truck 2, emulsifying agent is constantly entered by emulsifying agent pipe 6
Enter drain pipe 4, then emulsifying agent mixes with fracturing outlet liquid in pump truck 2, and mixed emulsifying agent passes through with fracturing outlet liquid
Discharging tube 5 is entered in slack tank 3, after the desired amount of thickening agent is finished by the suction of pump truck 2, the switch valve closed on emulsifying agent pipe 6,
Switch valve on fracturing fluid additive pipe 7 is opened, under the suction function of pump truck 2, fracturing fluid additive passes through fracturing fluid additive
Pipe 7 constantly enters drain pipe 4, and then fracturing fluid additive mixes with the fracturing outlet liquid of surplus in pump truck 2, mixed pressure
Split solution additive to enter in slack tank 3, when the desired amount of fracturing fluid additive is inhaled by pump truck 2 by discharging tube 5 with fracturing outlet liquid
After entering to finish and be pumped in slack tank 3, the liquid in slack tank 3 is fracturing fluid.By the fracturing outlet liquid this enforcement Suo Shu
With liquid method can preferably implement fracturing outlet liquid with liquid, be easy to the addition of emulsifying agent and fracturing fluid additive, it is ensured that institute
Some thickening agents are mixed with the fracturing outlet liquid of same concentrations, and all of fracturing fluid additive is and same concentrations
Fracturing outlet liquid mixed, it is ensured that with liquid quality.When the drain side of discharging tube 5 is stretched in slack tank 3, can reduce follow-up
Into the liquid in slack tank 3 to the impact degree in the liquid being introduced in slack tank 3, so as to further reduce foam number, from
And reduce to the pollution with liquid site surrounding, and further and reduce to plurality of active ingredients such as foaming agent, cleanup additives
Consume, it is ensured that the content of the plurality of active ingredients such as foaming agent, cleanup additive in fracturing fluid.
Embodiment 6:It is sky as the distance between the optimization of above-described embodiment, drain side and the bottom of slack tank 3 of discharging tube 5
/ to two/3rd of the height of tank 3.The distance between drain side and the bottom of slack tank 3 when discharging tube 5 is the height of slack tank 3
1/1st to two/3rd when, can further reduce foam number, so as to reduce to liquid site surrounding dirt
Dye, and further and reduce consumption to plurality of active ingredients such as foaming agent, cleanup additives, it is ensured that the foaming in fracturing fluid
The content of the plurality of active ingredients such as agent, cleanup additive, further increases the quality with liquid.
Embodiment 7:Used as the optimization of above-described embodiment, the time of the first step is 5 minutes to 10 minutes;Or/and, second step
Time be 10 minutes to 20 minutes.The control of time, on the one hand can complete, with liquid, on the other hand, to shorten liquid preparation time, carry
Height matches somebody with somebody liquid efficiency.
In sum, fracturing outlet liquid of the present invention with liquid method carries out the process with liquid to fracturing outlet liquid
In, the driving force being subject to into the liquid after slack tank 3 is substantially reduced, and reduces foam volume, so as to reduce to liquid place ring
The pollution in border, and reduce the consumption to plurality of active ingredients such as foaming agent, cleanup additives;Meanwhile, make all of thickening agent, pressure
The solvability and dispersibility for splitting solution additive is suitable, so as to the generation for reducing " flake " of high degree, or energy
Enough avoid the generation of " flake ", i.e., fracturing outlet liquid of the present invention can be improved with liquid quality with liquid method, by this
Carrying out to fracturing outlet liquid with liquid method for the described fracturing outlet liquid of invention can be used as fracturing fluid with the liquid obtained after liquid
For in fracturing work.In addition, fracturing outlet liquid of the present invention can shorten liquid preparation time with liquid method, so as to improving
Efficiency with liquid.
Above technical characteristic constitutes embodiments of the invention, and it has stronger adaptability and implementation result, can basis
It is actually needed the non-essential technical characteristic of increase and decrease to meet the demand of different situations.
Claims (4)
1. a kind of fracturing outlet liquid with liquid method, it is characterised in that fracturing outlet liquid with liquid measure based on double centner, per 100
Kilogram fracturing outlet liquid add 0.38 kilogram to 0.45 kilogram thickening agent and 0.8 kilogram to 1.0 kilograms fracturing fluid addition
Agent, fracturing outlet liquid is carried out as follows with liquid method:The first step, fracturing outlet liquid is contained in standby flow container, will be standby
Fracturing outlet liquid in flow container is pumped in slack tank by pump truck, and the fracturing outlet liquid in standby flow container is pumped into the mistake of slack tank in pump truck
Cheng Zhong, pump truck constantly sucks the fracturing outlet liquid of standby flow container, and while pump truck sucks fracturing outlet liquid, pump truck constantly sucks thick
Agent, the in-car fracturing outlet liquid of suction pump and the quick mix homogeneously of thickening agent, through the mixed fracturing outlet liquid of pump truck with
Thickening agent is pumped in slack tank by pump truck;Second step is after the desired amount of thickening agent is finished by pump truck suction then continuous by pump truck
Suction fracturing fluid additive, the in-car quick mix homogeneously of the fracturing outlet liquid of fracturing fluid additive and surplus of suction pump, pump truck
The fracturing outlet liquid for being blended with fracturing fluid additive is pumped in slack tank, when the desired amount of fracturing fluid additive has been sucked by pump truck
After finishing and be pumped in slack tank, the liquid in slack tank is fracturing fluid.
2. fracturing outlet liquid according to claim 1 with liquid method, it is characterised in that the outlet at bottom of standby flow container is fixed
Drain pipe is installed, the outlet of drain pipe is fixedly installed togather with the liquid sucting port of pump truck, leakage fluid dram and the slack tank top of pump truck
Discharging tube is fixedly mounted between import, the import on slack tank top is located at the top of the leakage fluid dram of pump truck, and the drain side of discharging tube is stretched
Enter in slack tank, emulsifying agent pipe and fracturing fluid additive pipe are respectively fixed with drain pipe, add in emulsifying agent pipe and fracturing fluid
Agent Guan Shangjun fixedly mounts switch valve.
3. fracturing outlet liquid according to claim 2 with liquid method, it is characterised in that the drain side of discharging tube and slack tank
The distance between bottom is 1st/1st to two/3rd of slack tank height.
4. the fracturing outlet liquid according to claim 1 or 2 or 3 with liquid method, it is characterised in that the time of the first step be 5
Minute was to 10 minutes;Or/and, the time of second step is 10 minutes to 20 minutes.
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Cited By (1)
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CN107794022A (en) * | 2017-10-19 | 2018-03-13 | 中国石油集团渤海钻探工程有限公司 | A kind of method of extemporaneous preparation fracturing fluid |
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Application publication date: 20170517 |