CN1664048A - Fracturing working fluid for reservoir containing tufaceous matter - Google Patents
Fracturing working fluid for reservoir containing tufaceous matter Download PDFInfo
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- CN1664048A CN1664048A CN 200510009727 CN200510009727A CN1664048A CN 1664048 A CN1664048 A CN 1664048A CN 200510009727 CN200510009727 CN 200510009727 CN 200510009727 A CN200510009727 A CN 200510009727A CN 1664048 A CN1664048 A CN 1664048A
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- polyoxyethylene
- soda ash
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- 239000003795 chemical substances by application Substances 0.000 claims abstract description 33
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- 239000002283 diesel fuel Substances 0.000 claims abstract description 21
- 239000004927 clay Substances 0.000 claims abstract description 19
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 19
- 239000003381 stabilizer Substances 0.000 claims abstract description 19
- -1 hydroxypropyl Chemical group 0.000 claims description 84
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 claims description 64
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 58
- 239000003292 glue Substances 0.000 claims description 50
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 40
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 claims description 40
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 33
- 239000000600 sorbitol Substances 0.000 claims description 33
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 claims description 32
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 claims description 32
- 235000017550 sodium carbonate Nutrition 0.000 claims description 29
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 29
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- 150000001875 compounds Chemical class 0.000 claims description 27
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- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 claims description 20
- 229920001451 polypropylene glycol Polymers 0.000 claims description 20
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical group [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 20
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- 229910052796 boron Inorganic materials 0.000 claims description 16
- LWHQXUODFPPQTL-UHFFFAOYSA-M sodium;2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoate Chemical compound [Na+].[O-]C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F LWHQXUODFPPQTL-UHFFFAOYSA-M 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 230000008719 thickening Effects 0.000 claims description 14
- RNMDNPCBIKJCQP-UHFFFAOYSA-N 5-nonyl-7-oxabicyclo[4.1.0]hepta-1,3,5-trien-2-ol Chemical compound C(CCCCCCCC)C1=C2C(=C(C=C1)O)O2 RNMDNPCBIKJCQP-UHFFFAOYSA-N 0.000 claims description 13
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- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 13
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical group [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 13
- 229910021538 borax Inorganic materials 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 13
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical group [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims description 13
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 claims description 13
- 229940070765 laurate Drugs 0.000 claims description 13
- 239000004328 sodium tetraborate Substances 0.000 claims description 13
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 13
- 239000004159 Potassium persulphate Substances 0.000 claims description 12
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 12
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical group [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 12
- 235000019394 potassium persulphate Nutrition 0.000 claims description 12
- 229920002545 silicone oil Polymers 0.000 claims description 12
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 claims description 11
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical group [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 10
- SXPWTBGAZSPLHA-UHFFFAOYSA-M cetalkonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 SXPWTBGAZSPLHA-UHFFFAOYSA-M 0.000 claims description 10
- 229960000228 cetalkonium chloride Drugs 0.000 claims description 10
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 10
- 150000003609 titanium compounds Chemical class 0.000 claims description 9
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 7
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 7
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 7
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 7
- 239000004160 Ammonium persulphate Substances 0.000 claims description 6
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000004971 Cross linker Substances 0.000 claims description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 6
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 6
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 6
- ZLTPDFXIESTBQG-UHFFFAOYSA-N isothiazole Chemical compound C=1C=NSC=1 ZLTPDFXIESTBQG-UHFFFAOYSA-N 0.000 claims description 5
- 235000001484 Trigonella foenum graecum Nutrition 0.000 claims description 4
- 244000250129 Trigonella foenum graecum Species 0.000 claims description 4
- 150000004996 alkyl benzenes Chemical class 0.000 claims description 4
- 235000001019 trigonella foenum-graecum Nutrition 0.000 claims description 4
- 239000000230 xanthan gum Substances 0.000 claims description 4
- 229920001285 xanthan gum Polymers 0.000 claims description 4
- 229940082509 xanthan gum Drugs 0.000 claims description 4
- 235000010493 xanthan gum Nutrition 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
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Abstract
The invention relates to a fracturing working fluid for a reservoir containing tufaceous matter. Mainly solves the problems that the existing water-based fracturing fluid is easy to cause stratum rock collapse, low crack flow conductivity and construction failure in fracturing construction. The method is characterized in that: 0.15-1.5% of thickening agent, 0.002-0.5% of surfactant, 0.002-0.5% of demulsifier, 0.01-10.0% of clay stabilizer, 0.002-1.0% of bactericide, 0.002-0.5% of emulsifier, 0.002-0.5% of buffering agent, 0.002-0.5% of defoaming agent, 0.002-0.5% of cross-linking control agent, 0.002-0.1% of gel breaker, 0.0002-0.1% of gel breaking catalyst, 1-90% of diesel oil and the balance of water. The fracturing working fluid can improve the stability of rocks, reduce filtration loss, increase flowback, reduce damage, ensure the success of construction and improve the effect of measures.
Description
Technical field:
The present invention relates to a kind of fracturing liquid in the oil recovery field, oil field, particularly a kind of fracturing working fluid that is applied to contain in the travertine lithology reservoir fracturing.
Background technology:
Along with contemporary world Economic development improving constantly to the needs of petroleum resources and exploration engineering, exploration understanding, in recent years, complex lithology reservoirs such as travertine volcanic rock, epimetamorphic rock have been found to contain in succession, and has certain show of oil and gas (SO﹠G), such reservoir nature production capacity is low, only carries out the fracturing yield increasing transformation and just can reach ideal commercial reserves and extraction value.Fracturing liquid is the working fluid of pressing crack construction, is used for transmitting energy in construction, makes the oil reservoir open fracture, and carries propping agent along the crack, thereby forms a high flow conductivity passage in oil reservoir, flows to the shaft bottom in order to oil/gas at a distance by the stratum, reaches the volume increase purpose.
Contain that travertine reservoir rock type is many, lithology is complicated, have strong suction and suction dispersive characteristics, in pressing crack construction, the travertine cementing matter expands, disperses under the effect of aqueous fracturing fluid, cause formation rock to collapse, can't forming effective dynamic crack and being fit to, to add the seam of sand wide, and simultaneously, net pressure can't act on crack front, influence normally adds sand, so that cause the construction failure.After construction finishes, in the crack closure process, the proppant embedment stratum, in the fracturing fluid recovery (backflow) process, rock is dispersed into the mud powder and enters the crack, and the crack loses flow conductivity, makes the pressure break measure lose effect of increasing production.
Summary of the invention:
Existing aqueous fracturing fluid easily causes the problem that formation rock collapses, fracture flow capacity low and construction is sometimes failed in pressing crack construction in order to solve, the invention provides a kind of fracturing working fluid (hereinafter to be referred as the NH fracturing liquid) that is applied to contain in the travertine lithology reservoir fracturing, this fracturing working fluid can improve rock stability, reduces leak-off, increases the row of returning, reduces injury, guarantee to construct successfully to reach the raising measure effect.
The technical solution adopted in the present invention is: this fracturing working liquid for container rock containing travertine is made up of following each component, and each component by weight percentage; Thickening material 0.15~1.5%, tensio-active agent 0.002~0.5%, emulsion splitter 0.002~0.5%, clay stabilizer 0.01~10.0%, sterilant 0.002~1.0%, emulsifying agent 0.002~0.5%, buffer reagent 0.002~0.5%, defoamer 0.002~0.5%, linking agent 0.002~0.5%, crosslinked control agent 0.002~0.5%, gel breaker 0.002~0.1%, broken glue catalyzer 0.0002~0.1%, diesel oil 1~90%, surplus is a water.
Above-mentioned thickening material is hydroxypropyl modification guanidine glue, guanidine that glue, hydroxypropyl modification guanidine glue, carboxy-methyl hydroxy propyl modification guanidine glue, fenugreek gum, xanthan gum or carboxymethyl cellulose; Tensio-active agent is a sodium lauryl sulfate, alkyl benzene sulphonate (ABS) is received or Sodium perfluorooctanoate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is Repone K or poly-Virahol base alkyl dimethyl ammonium chloride; Sterilant is the compound of glutaraldehyde, isothiazole woods compound or formaldehyde and cetalkonium chloride; Emulsifying agent is poly-anhydrous sorbitol mono laurate fat of polyoxyethylene or polyoxyethylene nonylphenol ether; Buffer reagent is the composite of the composite or yellow soda ash of composite, the thionamic acid of acetate and yellow soda ash and yellow soda ash and sodium bicarbonate; Defoamer is Virahol or methyl-silicone oil; Linking agent is Sodium Tetraborate, organic boron, organic titanium or organic boron and organic titanium compound; Crosslinked control agent is a Sorbitol Powder; Gel breaker is Potassium Persulphate, ammonium persulphate, t-butyl hydrogen peroxide; Broken glue catalyzer is a S-WAT.
Above-mentioned thickening material is hydroxypropyl modification guanidine glue, guanidine that glue, hydroxypropyl modification guanidine glue, carboxy-methyl hydroxy propyl modification guanidine glue; Tensio-active agent is sodium lauryl sulfate or Sodium perfluorooctanoate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is Repone K or poly-Virahol base alkyl dimethyl ammonium chloride; Sterilant is the compound of glutaraldehyde or formaldehyde and cetalkonium chloride; Emulsifying agent is poly-anhydrous sorbitol mono laurate fat of polyoxyethylene or polyoxyethylene nonylphenol ether; Buffer reagent is the composite of the composite or yellow soda ash of acetate and yellow soda ash and sodium bicarbonate; Defoamer is Virahol or methyl-silicone oil; Linking agent is Sodium Tetraborate or organic boron and organic titanium compound; Crosslinked control agent is a Sorbitol Powder; Gel breaker is Potassium Persulphate, t-butyl hydrogen peroxide; Broken glue catalyzer is a S-WAT.
Above-mentioned thickening material is a hydroxypropyl modification guanidine glue; Tensio-active agent is a sodium lauryl sulfate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is a Repone K; Sterilant is a glutaraldehyde; Emulsifying agent is the poly-anhydrous sorbitol mono laurate fat of polyoxyethylene; Buffer reagent is the composite of acetate and yellow soda ash; Defoamer is a Virahol; Linking agent is a Sodium Tetraborate; Crosslinked control agent is a Sorbitol Powder; Gel breaker is a Potassium Persulphate; Broken glue catalyzer is a S-WAT.
Above-mentioned thickening material 0.3~0.9%, tensio-active agent 0.06~0.18%, emulsion splitter 0.06~0.1%, clay stabilizer 0.2~1.2%, sterilant 0.02~0.18%, emulsifying agent 0.043~0.1%, buffer reagent 0.06~0.19%, defoamer 0.02~0.09%, organic borate cross-linker 0.15~0.45%, crosslinked control agent 0.02~0.38%, gel breaker 0.003~0.09%, broken glue catalyzer 0.0002~0.0009%, diesel oil 1~90%, surplus is a water.
Above-mentioned thickening material 0.5~0.8%, tensio-active agent 0.08~0.12%, emulsion splitter 0.07~0.08%, clay stabilizer 0.6~0.9%, sterilant 0.1~0.12%, emulsifying agent 0.06~0.08%, buffer reagent 0.12~0.16%, defoamer 0.05~0.06%, organic borate cross-linker 0.25~0.35%, crosslinked control agent 0.05~0.15%, gel breaker 0.05~0.08%, broken glue catalyzer 0.004~0.008%, diesel oil 3~50%, surplus is a water.
The invention has the beneficial effects as follows: this fracturing liquid not only has good rheology and hydrodynamics, and with contain the travertine reservoir rock and have excellent compatibility, fracturing fluid leak is few, efficient is high, can satisfy the special requirement that contains travertine complex lithology reservoir pressure break.Having characteristics is described as follows: (1) rheological: the NH fracturing liquid is the dispersion system of two kinds of immiscible phases, be the sticking solution of height with good transportation performance, its rheological characteristics help the extension of breaking of stratum and man-made fracture, and suspend and the conveying propping agent, be formed with the sand packed fracture of enough circulating capacities.(2) rock stability: with the aqueous fracturing fluid contrast, carry out the experiment of tuff compatibleness, the travertine rock soaks in aqueous fracturing fluid, and rock disperses rapidly, collapses, and soaks in the NH fracturing liquid, and rock is kept perfectly.Adopt the landwaste scatter coefficient experiment of quantitative analysis, estimate the stability of NH fracturing liquid to rock, experimental result shows that the landwaste scatter coefficient of travertine rock has reached conventional sandstone result.(3) low leak-off: the NH fracturing liquid produces two-phase flow in blowhole in the leak-off process, increase seepage resistance, can effectively reduce the leak-off of fracturing liquid in reservoir.Because filter loss reduces, fluid efficiency improves, and has improved of the fracturing fluid width generation capacity, guarantees to construct successfully.(4) effect of increasing production: the NH fracturing liquid is a reactive systems, can reduce the reservoir viscosity of crude, improves crude oil property; The NH fracturing fluid leak is few, and the fracturing liquid filter cake of generation is thin, and is little to crack and reservoir damage, simultaneously, the good rock stability of NH fracturing liquid makes rock keep the inherent strength characteristics, can reduce proppant embedment, improve fracture flow capacity, obtain the effect of increasing production of expection.
The B28 well location is domestic in Inner Mongolia Autonomous Region Hailar City, and this well X84 layer is a travertine lithology reservoir, X84 layer depth 4480.0~4435.2m, about 70 ℃ of reservoir middle part temperature.Fracturing liquid at this layer ties up under the reservoir temperature condition, shears 1.0h, and viscosity is 92.0mPa.s, can satisfy the needs of construction, fracturing liquid rheological property table 1, this fracturing liquid rheological property experiment employing standard is SY/T 5107-1995, the fracturing liquid flow curve is seen Fig. 1.Compare with aqueous fracturing fluid, the of the fracturing fluid filter loss of NH reduces by 48.6%, spurt loss volume reduces by 72.4%, leakoff coefficent reduces by 51.4%, filtration reduction can be significantly, fracturing liquid static filtration performance table 2, the mensuration accepted standard of this fracturing liquid static filtration performance is SY/T 6216-1996, fracturing fluid leak time-filter loss relation curve Fig. 2.The rock stability test shows that the landwaste scatter coefficient has reached conventional sandstone result, and this system and tuff rock compatibleness are superior, and the mensuration accepted standard of this rock stability test is SY/T 6376-1998.
The fracturing liquid rheological experiment is table 1 as a result
Experimental temperature (℃) | Shear viscosity (mPas) | ????K` ????(Pa·s n) | ????n` | ||
Initially | ????30.0min | ????60.0min | |||
????70 | ????178.0 | ????94.8 | ????92.0 | ????1.2 | ????0.5 |
Fracturing liquid static filtration performance table table 2
The fracturing liquid classification | Spurt loss volume, * 10 -4m 3/m 2 | Leakoff coefficent, * 10 -5????m/min -2 |
The NH fracturing liquid | 0.97 | ????3.60 |
Rock stability can be shown table 3
Solution | Landwaste heavy (g) | Sieve back chip weight (g) | Scatter coefficient (%) |
The NH fracturing liquid | ???5.001 | ??4.8978 | ????6.91 |
???5.000 | ??4.7552 | ????5.68 |
Description of drawings:
Fig. 1 is fracturing liquid flow curve figure of the present invention;
Fig. 2 is fracturing fluid leak time-filter loss graph of relation.
Embodiment:
The invention will be further described below in conjunction with accompanying drawing: this fracturing working liquid for container rock containing travertine is made up of following each component, and each component by weight percentage; Thickening material 0.15~1.5%, tensio-active agent 0.002~0.5%, emulsion splitter 0.002~0.5%, clay stabilizer 0.01~10.0%, sterilant 0.002~1.0%, emulsifying agent 0.002~0.5%, buffer reagent 0.002~0.5%, defoamer 0.002~0.5%, linking agent 0.002~0.5%, crosslinked control agent 0.002~0.5%, gel breaker 0.002~0.1%, broken glue catalyzer 0.0002~0.1%, diesel oil 1~90%, surplus is a water.The content preferred thickener 0.3~0.9% of each component, tensio-active agent 0.06~0.18%, emulsion splitter 0.06~0.1%, clay stabilizer 0.2~1.2%, sterilant 0.02~0.18%, emulsifying agent 0.043~0.1%, buffer reagent 0.06~0.19%, defoamer 0.02~0.09%, organic borate cross-linker 0.15~0.45%, crosslinked control agent 0.02~0.38%, gel breaker 0.003~0.09%, broken glue catalyzer 0.0002~0.0009%, diesel oil 1~90%, surplus is a water.Most preferred thickener 0.5~0.8%, tensio-active agent 0.08~0.12%, emulsion splitter 0.07~0.08%, clay stabilizer 0.6~0.9%, sterilant 0.1~0.12%, emulsifying agent 0.06~0.08%, buffer reagent 0.12~0.16%, defoamer 0.05~0.06%, organic borate cross-linker 0.25~0.35%, crosslinked control agent 0.05~0.15%, gel breaker 0.05~0.08%, broken glue catalyzer 0.004~0.008%, diesel oil 3~50%, surplus is a water.
Above-mentioned thickening material is hydroxypropyl modification guanidine glue, guanidine that glue, hydroxypropyl modification guanidine glue, carboxy-methyl hydroxy propyl modification guanidine glue, fenugreek gum, xanthan gum or carboxymethyl cellulose; Tensio-active agent is a sodium lauryl sulfate, alkyl benzene sulphonate (ABS) is received or Sodium perfluorooctanoate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is Repone K or poly-Virahol base alkyl dimethyl ammonium chloride; Sterilant is the compound of glutaraldehyde, isothiazole woods compound or formaldehyde and cetalkonium chloride; Emulsifying agent is poly-anhydrous sorbitol mono laurate fat of polyoxyethylene or polyoxyethylene nonylphenol ether; Buffer reagent is the compound of compound, thionamic acid and yellow soda ash of acetate and yellow soda ash or the compound of yellow soda ash and sodium bicarbonate; Defoamer is Virahol or methyl-silicone oil; Linking agent is Sodium Tetraborate, organic boron, organic titanium or organic boron and organic titanium compound; Crosslinked control agent is a Sorbitol Powder; Gel breaker is Potassium Persulphate, ammonium persulphate, t-butyl hydrogen peroxide; Broken glue catalyzer is a S-WAT.Preferred thickener is hydroxypropyl modification guanidine glue, guanidine that glue, hydroxypropyl modification guanidine glue, carboxy-methyl hydroxy propyl modification guanidine glue; Tensio-active agent is sodium lauryl sulfate or Sodium perfluorooctanoate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is Repone K or poly-Virahol base alkyl dimethyl ammonium chloride; Sterilant is the compound of glutaraldehyde or formaldehyde and cetalkonium chloride; Emulsifying agent is poly-anhydrous sorbitol mono laurate fat of polyoxyethylene or polyoxyethylene nonylphenol ether; Buffer reagent is the compound of acetate and yellow soda ash or the compound of yellow soda ash and sodium bicarbonate; Defoamer is Virahol or methyl-silicone oil; Linking agent is Sodium Tetraborate or organic boron and organic titanium compound; Crosslinked control agent is a Sorbitol Powder; Gel breaker is Potassium Persulphate, t-butyl hydrogen peroxide; Broken glue catalyzer is a S-WAT.Most preferred thickener is a hydroxypropyl modification guanidine glue; Tensio-active agent is a sodium lauryl sulfate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is a Repone K; Sterilant is a glutaraldehyde; Emulsifying agent is the poly-anhydrous sorbitol mono laurate fat of polyoxyethylene; Buffer reagent is the composite of acetate and yellow soda ash; Defoamer is a Virahol; Linking agent is a Sodium Tetraborate; Crosslinked control agent is a Sorbitol Powder; Gel breaker is a Potassium Persulphate; Broken glue catalyzer is a S-WAT.
Embodiment 1, with hydroxypropyl modification guanidine glue 0.58%, Sodium perfluorooctanoate 0.135%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.078%, poly-Virahol base alkyl dimethyl ammonium chloride 1.82%, glutaraldehyde 0.097%, polyoxyethylene nonylphenol ether 0.0565%, the compound 0.0803% of acetate and yellow soda ash, Virahol 0.05%, Sodium Tetraborate 0.15%, Sorbitol Powder 0.0532%, Potassium Persulphate 0.00133%, S-WAT 0.0002%, diesel oil 3%, after mixing, water 93.86997% can obtain this fracturing working fluid.
Embodiment 2, with guanidine that glue 0.3%, Sodium perfluorooctanoate 0.06%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.06%, poly-Virahol base alkyl dimethyl ammonium chloride 0.2%, glutaraldehyde 0.02%, polyoxyethylene nonylphenol ether 0.05%, the compound 0.06% of acetate and yellow soda ash, Virahol 0.02%, Sodium Tetraborate 0.15%, Sorbitol Powder 0.02%, Potassium Persulphate 0.001%, S-WAT 0.0002%, diesel oil 3%, after mixing, water 96.1188% can obtain this fracturing working fluid.
Embodiment 3, with hydroxypropyl modification guanidine glue 0.15%, Sodium perfluorooctanoate 0.5%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.002%, poly-Virahol base alkyl dimethyl ammonium chloride 10.0%, glutaraldehyde 0.002%, polyoxyethylene nonylphenol ether 0.5%, the compound 0.002% of acetate and yellow soda ash, Virahol 0.5%, organic boron and organic titanium compound 0.002%, Sorbitol Powder 0.5%, Potassium Persulphate 0.002%, S-WAT 0.1%, diesel oil 1%, after mixing, water 85.736% can obtain this fracturing working fluid.
Embodiment 4, with carboxy-methyl hydroxy propyl modification guanidine glue 1.5%, Sodium perfluorooctanoate 0.002%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.5%, poly-Virahol base alkyl dimethyl ammonium chloride 0.01%, glutaraldehyde 1.0%, polyoxyethylene nonylphenol ether 0.002%, the compound 0.5% of acetate and yellow soda ash, Virahol 0.002%, Sodium Tetraborate 0.5%, Sorbitol Powder 0.002%, ammonium persulphate 0.1%, S-WAT 0.0002%, diesel oil 90%, after mixing, water 5.8818% can obtain this fracturing working fluid.
Embodiment 8, with carboxymethyl cellulose 0.32%, Sodium perfluorooctanoate 0.08%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.07%, Repone K 0.3%, cetalkonium chloride compound 0.025%, polyoxyethylene gathers anhydrous sorbitol mono laurate fat 0.043%, the compound 0.07% of thionamic acid and yellow soda ash, methyl-silicone oil 0.03%, organic boron 0.18%, Sorbitol Powder 0.022%, t-butyl hydrogen peroxide 0.003%, S-WAT 0.0004%, diesel oil 4%, after mixing, water 94.8566% can obtain this fracturing working fluid.
Embodiment 9, with carboxymethyl cellulose 0.8%, Sodium perfluorooctanoate 0.16%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.08%, Repone K 0.8%, cetalkonium chloride compound 0.17%, polyoxyethylene gathers anhydrous sorbitol mono laurate fat 0.09%, the compound 0.18% of yellow soda ash and sodium bicarbonate, organic boron 0.4%, Sorbitol Powder 0.38%, t-butyl hydrogen peroxide 0.08%, S-WAT 0.0008%, methyl-silicone oil 0.08%, diesel oil 4.3%, after mixing, water 92.4792% can obtain this fracturing working fluid.
Embodiment 11, with hydroxypropyl modification guanidine glue 0.42%, sodium lauryl sulfate 0.092%, polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether 0.077%, Repone K 1.2%, cetalkonium chloride compound 0.10%, polyoxyethylene gathers anhydrous sorbitol mono laurate fat 0.069%, the compound 0.156% of yellow soda ash and sodium bicarbonate, methyl-silicone oil 0.048%, organic boron and organic titanium compound 0.285%, Sorbitol Powder 0.0352%, t-butyl hydrogen peroxide 0.003%, S-WAT 0.0002%, diesel oil 3%, after mixing, water 94.5146% can obtain this fracturing working fluid.
Claims (6)
1, a kind of fracturing working liquid for container rock containing travertine is characterized in that: this fracturing working fluid is made up of following each component, and each component by weight percentage; Thickening material 0.15~1.5%, tensio-active agent 0.002~0.5%, emulsion splitter 0.002~0.5%, clay stabilizer 0.01~10.0%, sterilant 0.002~1.0%, emulsifying agent 0.002~0.5%, buffer reagent 0.002~0.5%, defoamer 0.002~0.5%, linking agent 0.002~0.5%, crosslinked control agent 0.002~0.5%, gel breaker 0.002~0.1%, broken glue catalyzer 0.0002~0.1%, diesel oil 1~90%, surplus is a water.
2, fracturing working liquid for container rock containing travertine according to claim 1 is characterized in that: thickening material is hydroxypropyl modification guanidine glue, guanidine that glue, hydroxypropyl modification guanidine glue, carboxy-methyl hydroxy propyl modification guanidine glue, fenugreek gum, xanthan gum or carboxymethyl cellulose; Tensio-active agent is a sodium lauryl sulfate, alkyl benzene sulphonate (ABS) is received or Sodium perfluorooctanoate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is Repone K or poly-Virahol base alkyl dimethyl ammonium chloride; Sterilant is the compound of glutaraldehyde, isothiazole woods compound or formaldehyde and cetalkonium chloride; Emulsifying agent is poly-anhydrous sorbitol mono laurate fat of polyoxyethylene or polyoxyethylene nonylphenol ether; Buffer reagent is the composite of the composite or yellow soda ash of composite, the thionamic acid of acetate and yellow soda ash and yellow soda ash and sodium bicarbonate; Defoamer is Virahol or methyl-silicone oil; Linking agent is Sodium Tetraborate, organic boron, organic titanium or organic boron and organic titanium compound; Crosslinked control agent is a Sorbitol Powder; Gel breaker is Potassium Persulphate, ammonium persulphate, t-butyl hydrogen peroxide; Broken glue catalyzer is a S-WAT.
3, fracturing working liquid for container rock containing travertine according to claim 2 is characterized in that: thickening material is hydroxypropyl modification guanidine glue, guanidine that glue, hydroxypropyl modification guanidine glue, carboxy-methyl hydroxy propyl modification guanidine glue; Tensio-active agent is sodium lauryl sulfate or Sodium perfluorooctanoate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is Repone K or poly-Virahol base alkyl dimethyl ammonium chloride; Sterilant is the compound of glutaraldehyde or formaldehyde and cetalkonium chloride; Emulsifying agent is poly-anhydrous sorbitol mono laurate fat of polyoxyethylene or polyoxyethylene nonylphenol ether; Buffer reagent is the composite of the composite or yellow soda ash of acetate and yellow soda ash and sodium bicarbonate; Defoamer is Virahol or methyl-silicone oil; Linking agent is Sodium Tetraborate or organic boron and organic titanium compound; Crosslinked control agent is a Sorbitol Powder; Gel breaker is Potassium Persulphate, t-butyl hydrogen peroxide; Broken glue catalyzer is a S-WAT.
4, fracturing working liquid for container rock containing travertine according to claim 1 is characterized in that: thickening material is a hydroxypropyl modification guanidine glue; Tensio-active agent is a sodium lauryl sulfate; Emulsion splitter is a polyoxyethylene polyoxypropylene polyoxypropylene stearyl alcohol ether; Clay stabilizer is a Repone K; Sterilant is a glutaraldehyde; Emulsifying agent is the poly-anhydrous sorbitol mono laurate fat of polyoxyethylene; Buffer reagent is the composite of acetate and yellow soda ash; Defoamer is a Virahol; Linking agent is a Sodium Tetraborate; Crosslinked control agent is a Sorbitol Powder; Gel breaker is a Potassium Persulphate; Broken glue catalyzer is a S-WAT.
5, fracturing working liquid for container rock containing travertine according to claim 1, it is characterized in that: thickening material 0.3~0.9%, tensio-active agent 0.06~0.18%, emulsion splitter 0.06~0.1%, clay stabilizer 0.2~1.2%, sterilant 0.02~0.18%, emulsifying agent 0.043~0.1%, buffer reagent 0.06~0.19%, defoamer 0.02~0.09%, organic borate cross-linker 0.15~0.45%, crosslinked control agent 0.02~0.38%, gel breaker 0.003~0.09%, broken glue catalyzer 0.0002~0.0009%, diesel oil 1~90%, surplus is a water.
6, fracturing working liquid for container rock containing travertine according to claim 5, it is characterized in that: thickening material 0.5~0.8%, tensio-active agent 0.08~0.12%, emulsion splitter 0.07~0.08%, clay stabilizer 0.6~0.9%, sterilant 0.1~0.12%, emulsifying agent 0.06~0.08%, buffer reagent 0.12~0.16%, defoamer 0.05~0.06%, organic borate cross-linker 0.25~0.35%, crosslinked control agent 0.05~0.15%, gel breaker 0.05~0.08%, broken glue catalyzer 0.004~0.008%, diesel oil 3~50%, surplus is a water.
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