CN106246157A - Skid acid preparing device and complex acid method thereof - Google Patents
Skid acid preparing device and complex acid method thereof Download PDFInfo
- Publication number
- CN106246157A CN106246157A CN201610638794.3A CN201610638794A CN106246157A CN 106246157 A CN106246157 A CN 106246157A CN 201610638794 A CN201610638794 A CN 201610638794A CN 106246157 A CN106246157 A CN 106246157A
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- Prior art keywords
- acid
- electromagnetic valve
- agitation tank
- tank
- vacuum tube
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- 239000002253 acid Substances 0.000 title claims abstract description 202
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000013019 agitation Methods 0.000 claims abstract description 97
- 239000000843 powder Substances 0.000 claims abstract description 56
- 239000003513 alkali Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 20
- 238000013459 approach Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000002585 base Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 235000009470 Theobroma cacao Nutrition 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 244000240602 cacao Species 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000003039 volatile agent 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Soft Magnetic Materials (AREA)
Abstract
The invention discloses a kind of skid acid preparing device and complex acid method thereof, relate to complex acid field, including: Agitation Tank, it is for closed structure and is provided with acid inlet tube road and inlet pipeline, and acid inlet tube road is provided with the first electromagnetic valve, and inlet pipeline is provided with the second electromagnetic valve.Inhaling acid system, it includes the first vacuum tube and the first acid suction hose road, and the first vacuum tube being provided with the 4th electromagnetic valve is connected with Agitation Tank, is provided with the 3rd electromagnetic valve between the first vacuum tube and Agitation Tank, and the first acid suction hose road is provided with the 5th electromagnetic valve.Pumped vacuum systems, it includes being connected with each other vacuum pump and surge tank, and surge tank is connected with the first vacuum tube and Agitation Tank respectively, is provided with the 6th electromagnetic valve between surge tank and the first vacuum tube, is provided with the 7th electromagnetic valve and the 8th electromagnetic valve between surge tank and Agitation Tank.Powder system, it is connected with Agitation Tank, is provided with the 9th electromagnetic valve between powder system and Agitation Tank.What the present invention can effectively reduce human body and acid solution contacts, ensures personal safety and can guarantee that dosing quality.
Description
Technical field
The present invention relates to complex acid field, be specifically related to a kind of skid acid preparing device and complex acid method thereof.
Background technology
Pressure break and acidifying are the most effective measures of current oil, oil/gas well stimulation and water injection well stimulation.Fracturing process is to utilize height
Press liquid (fracturing fluid) produces layer and causes crack or extension original crack in shaft bottom, then by proppant pack, to form Thief zone
Rate region.Acidization is then to inject acid solution to shaft bottom, to release shaft bottom blocking or to dissolve a part of stratum rock particles, thus
Improve reservoir permeability.
In recent years, fractured limestone has developed the effective ways of a kind of acid fracturing Combined Treatment, i.e. ACID FRACTURING TECHNOLOGY.
After acid fracturing processes, available flow conductivity is strong, the passage of crack length, and effect of increasing production is good.In order to ensure pressure break, acidifying or acid fracturing
Constructing successfully, the construction liquid quality of configured in advance is the key factor of impact construction success or failure.
When underground work is in operation, needing situ configuration mix acid liquor, currently used Agitation Tank top is uncovered,
In tank, medium may comprise Fluohydric acid., hydrochloric acid, nitric acid etc., due to highly volatiles such as Fluohydric acid .s, and in operation process is all people
Work operates, and the gas evaporateing in air can be burnt human body skin, tissue and eyes, even causes death, therefore equipment deficiency
Easily cause occupation disease, belong to potential danger；Secondly, during carrying out dosing to Agitation Tank, need workman manually plastics
In container equipped with strong acid be poured in Agitation Tank, also have strong acid to evaporate when toppling over, and the persistent period be longer, workman work
Intensity is big.
Summary of the invention
For defect present in prior art, it is an object of the invention to provide one and can effectively reduce human body and acid solution
Contact, it is ensured that the skid acid preparing device of personal safety.
For reaching object above, the present invention adopts the technical scheme that: a kind of skid acid preparing device, including:
Agitation Tank, described Agitation Tank is closed structure, and described Agitation Tank is provided with acid inlet tube road and inlet pipeline, described
Acid inlet tube road is provided with the first electromagnetic valve, and described inlet pipeline is provided with the second electromagnetic valve；
Inhaling acid system, it includes the first vacuum tube and the first acid suction hose road being arranged on described first vacuum tube, institute
State the first vacuum tube to be connected with described Agitation Tank, between described first vacuum tube and Agitation Tank, be provided with the 3rd electromagnetic valve, described
One vacuum tube is provided with the 4th electromagnetic valve, and described first acid suction hose road is provided with the 5th electromagnetic valve；
Pumped vacuum systems, it includes being connected with each other vacuum pump and surge tank, described surge tank respectively with described first vacuum
Pipe be connected with Agitation Tank, be provided with between described surge tank and the first vacuum tube the 6th electromagnetic valve, described surge tank and Agitation Tank it
Between be provided with the 7th electromagnetic valve and the 8th electromagnetic valve；And
Powder system, it is connected with described Agitation Tank, is provided with the 9th electromagnetic valve between described powder system and Agitation Tank.
On the basis of technique scheme, described skid acid preparing device also includes acid gas neutralized system, in described acid gas
Include alkali liquor pond and the monitoring instrument being arranged in described alkali liquor pond with system, described alkali liquor pond respectively with described Agitation Tank and very
Empty pump is connected.
On the basis of technique scheme, described skid acid preparing device also includes induction system, described induction system bag
Include the first centrifugal pump and be arranged on the transfer pipeline on described first centrifugal pump, described first centrifugal pump and described Agitation Tank phase
Even, described 8th electromagnetic valve it is provided with between described first centrifugal pump and Agitation Tank.
On the basis of technique scheme, described skid acid preparing device also includes that acid cycle system, described acid solution are followed
Loop systems includes that circulation line and the second centrifugal pump, described circulation line one end are connected with described Agitation Tank, and the other end is with described
Second centrifugal pump is connected, and described circulation line is provided with the tenth electromagnetic valve, and described second centrifugal pump is also connected with described Agitation Tank.
On the basis of technique scheme, described powder system includes interconnective powder material tank and conveying worm,
Described conveying worm is connected with described Agitation Tank, is provided with described 9th electromagnetic valve between described conveying worm and Agitation Tank.
On the basis of technique scheme, described suction acid system also includes be arranged on described first vacuum tube second
Acid suction hose road, described second acid suction hose road is provided with the 12nd electromagnetic valve.
On the basis of technique scheme, described suction acid system also includes the second vacuum tube and is arranged on described second
The 3rd acid suction hose road on vacuum tube, described second vacuum tube is connected with described Agitation Tank and surge tank respectively, described second true
It is provided with the 13rd electromagnetic valve between blank pipe and Agitation Tank, between described second vacuum tube and surge tank, is provided with the 14th electromagnetic valve,
Described second vacuum tube is provided with the 15th electromagnetic valve, and described 3rd acid suction hose road is provided with the 16th electromagnetic valve.
On the basis of technique scheme, described suction acid system also includes be arranged on described second vacuum tube the 4th
Acid suction hose road, described 4th acid suction hose road is provided with the 17th electromagnetic valve.
On the basis of technique scheme, described Agitation Tank is additionally provided with shower.
Meanwhile, the present invention also aims to provide a kind of and can effectively reduce contacting of human body and acid solution, it is ensured that people
Body safety and can guarantee that the complex acid method of dosing quality.
For reaching object above, the present invention adopts the technical scheme that: a kind of utilize above-mentioned skid acid preparing device complex acid
Method, comprises the following steps:
Open the second electromagnetic valve, make a certain amount of water turn off the second electromagnetic valve after entering Agitation Tank；
Open the first electromagnetic valve, make a certain amount of main acid turn off the first electromagnetic valve after entering Agitation Tank；
Open the quick-actuating closure of powder material tank, powder is poured in powder material tank, and close quick-actuating closure；
Start conveying worm, open the 9th electromagnetic valve, in powder carry to Agitation Tank, reach a certain amount of after close spiral shell
Rotation conveyer and the 9th electromagnetic valve；
Open vacuum pump, make the vacuum of surge tank and the first vacuum tube close vacuum pump, by first after reaching certain value
Auxiliary acid bucket is inserted on acid suction hose road, opens the 5th electromagnetic valve and the 6th electromagnetic valve, simultaneously closes off the 3rd electromagnetic valve and the 4th electromagnetic valve,
First vacuum tube sucks auxiliary acid by the first acid suction hose road；
After sucking a certain amount of auxiliary acid in the first vacuum tube, close the 5th electromagnetic valve and the 6th electromagnetic valve, open simultaneously
3rd electromagnetic valve and the 4th electromagnetic valve, make the auxiliary acid in the first vacuum tube flow in Agitation Tank；
Open the tenth electromagnetic valve, open the second centrifugal pump, be sufficiently mixed main acid, auxiliary acid, water and powder；
Open the first centrifugal pump, mixed main acid, auxiliary acid, water and powder are transported to fluid reservoir by transfer pipeline
In.
Compared with prior art, it is an advantage of the current invention that:
(1) the skid acid preparing device of the present invention includes Agitation Tank, and wherein Agitation Tank is closed structure, compares traditional uncovered
Formula Agitation Tank, it has completely cut off contacting of acid solution acid gas and operator, it is ensured that personal safety and Environmental security.
(2) Agitation Tank in the present invention is additionally provided with shower, when skid acid preparing device comes back to the base, by shower and water
Pump is connected, and squeezes into water jets under high pressure by water pump effect and is carried out the acid solution on Agitation Tank, makes the acid on Agitation Tank tank skin residual
Under liquid stream, pool together and finally taken out.And traditional approach is to be manually entered in tank to clean, jeopardize personal safety, therefore the present invention
More safe and reliable than artificial flushing acid solution in the past.
(3) pumped vacuum systems in the present invention utilizes vacuum pump to surge tank evacuation, and when making complex acid work, surge tank is long
Phase is in negative pressure, provides power for inhaling acid system.And traditional approach is all to topple over auxiliary acid dosing, operator and acid solution by free-hand
Directly contact, endangers healthy.Thus the present invention can effectively reduce contacting of human body and acid solution, it is ensured that personal safety.
(4) the acid gas neutralized system in the present invention, it includes alkali liquor pond and the monitoring instrument being arranged in alkali liquor pond.Alkali liquor
Acid gas in acid gas that vacuum pump is extracted out by pond and Agitation Tank is neutralized.Alkali liquor carries out pH value by monitoring instrument supervises in real time
Surveying, the meeting automatic alarm when pH value is 7, prompting need to change alkali liquor.Traditional approach is open tank due to Agitation Tank, acid gas directly with
Air is identical, endangers personal safety, pollutes environment.By the native system recovery to acid solution, free from environmental pollution, it is ensured that person peace
Entirely.
(5) powder system in the present invention includes powder material tank and conveying worm, by conveying worm powder carry
To Agitation Tank, the suction of powder just can be realized by powder system.Powder is powder by the way of manually toppling over traditionally
Powder in Dai is directly poured in Agitation Tank, and people easily contacts with acid, after using powder system, it is only necessary to pour powder into powder
Tank, it is to avoid people directly contacts with acid.
Accompanying drawing explanation
Fig. 1 is the structural representation of skid acid preparing device in the present invention.
In figure: 1-Agitation Tank, 11-acid inlet tube road, 12-inlet pipeline, 13-shower, 2-inhales acid system, and 21-first is true
Blank pipe, 22-the first acid suction hose road, 23-the second acid suction hose road, 24-the second vacuum tube, 25-the 3rd acid suction hose road, 26-the 4th inhales
Acid tube road, 3-pumped vacuum systems, 31-vacuum pump, 32-surge tank, 4-acid gas neutralized system, 41-alkali liquor pond, 42-monitoring instrument,
5-powder system, 51-powder material tank, 52-conveying worm, 6-induction system, 61-the first centrifugal pump, 62-transfer pipeline, 7-acid
Fluid circulation, 71-circulation line, 72-the second centrifugal pump, 8-auxiliary acid tank, 9-fluid reservoir, 101-the first electromagnetic valve, 102-the
Two electromagnetic valves, 103-the 3rd electromagnetic valve, 104-the 4th electromagnetic valve, 105-the 5th electromagnetic valve, 106-the 6th electromagnetic valve, 107-the 7th
Electromagnetic valve, 108-the 8th electromagnetic valve, 109-the 9th electromagnetic valve, 110-the tenth electromagnetic valve, 112-the 12nd electromagnetic valve, 113-the tenth
Three electromagnetic valves, 114-the 14th electromagnetic valve, 115-the 15th electromagnetic valve, 116-the 16th electromagnetic valve, 117-the 17th electromagnetic valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Shown in Figure 1, the present invention provides a kind of skid acid preparing device, and it includes Agitation Tank 1, inhales acid system 2, evacuation
System 3, acid gas neutralized system 4, powder system 5, induction system 6 and acid cycle system 7.
Agitation Tank 1 is closed structure, compares traditional opened type Agitation Tank, and it has completely cut off connecing of acid solution acid gas and operator
Touch, it is ensured that personal safety and Environmental security.Agitation Tank 1 is provided with acid inlet tube road 11 and inlet pipeline 12, and acid inlet tube road 11 is provided with
First electromagnetic valve 101, inlet pipeline 12 is provided with the second electromagnetic valve 102.Acid inlet tube road 11 is mainly used to Agitation Tank 1 input main
Acid, the main acid in the present invention is hydrochloric acid.Open the first electromagnetic valve 101, just can be controlled by effusion meter to enter Agitation Tank 1 inner salt
The deal of acid.Inlet pipeline 12 is for inputting water to Agitation Tank 1, and its deal can be determined by the liquid level of Agitation Tank 1.
Agitation Tank 1 in the present invention is additionally provided with shower 13, when skid acid preparing device comes back to the base, by shower 13 with
Water pump is connected, and squeezes into water jets under high pressure by water pump effect and is carried out the acid solution on Agitation Tank 1, makes on Agitation Tank 1 tank skin
Under acid raffinate stream, pool together and be finally pumped.And traditional approach is to be manually entered cleaning in tank, jeopardize personal safety, therefore
The present invention is more safe and reliable than artificial flushing acid solution in the past.
Inhaling acid system 2, it includes the first vacuum tube 21 and the first acid suction hose road 22 being arranged on the first vacuum tube 21,
First vacuum tube 21 is connected with Agitation Tank 1 by pipeline and the 3rd electromagnetic valve 103, and the first vacuum tube 21 is provided with the 4th electromagnetic valve
104, the first acid suction hose road 22 is provided with the 5th electromagnetic valve 105.
Pumped vacuum systems 3, it includes vacuum pump 31 and the surge tank 32 being connected by pipeline, and surge tank 32 passes through pipeline
Be connected with the first vacuum tube 21 with the 6th electromagnetic valve 106, and by pipeline and the 7th electromagnetic valve 107 and the 8th electromagnetic valve 108 with
Agitation Tank 1 is connected.Pumped vacuum systems 3 mainly by vacuum pump 31 to surge tank 32 evacuation, surge tank when making complex acid work
32 are chronically at negative pressure, provide power for inhaling acid system 2.
After pumped vacuum systems 3 is run, the first vacuum tube 21 is i.e. formed in first vacuum tube 21 after connecting with surge tank 32
Vacuum, is inserted into the first acid suction hose road 22 in auxiliary acid tank 8, and auxiliary acid enters the first vacuum tube 21 under external pressure, simultaneously can
To measure by arranging effusion meter on the first acid suction hose road 22.It is provided with ball-cock assembly in first vacuum tube 21, is possible to prevent first
Vacuum tube 21 acid solution overfill.Arrive after measuring, by opening the 4th electromagnetic valve when the first vacuum tube 21 reaches high level or suction acid
104 make the first vacuum tube 21 communicate with air, open the 3rd electromagnetic valve 103 simultaneously, then the acid solution in the first vacuum tube 21 is at weight
Enter in Agitation Tank 1 under power effect.Traditional approach is all to topple over auxiliary acid dosing by free-hand, and operator directly contacts with acid solution,
Endanger healthy.And the present invention can effectively reduce contacting of human body and acid solution, thus ensure personal safety.
Suck the speed of auxiliary acid to accelerate the present invention, the suction acid system 2 in the present invention also includes being arranged on the first vacuum
The second acid suction hose road 23 on pipe 21, the second acid suction hose road 23 is provided with the 12nd electromagnetic valve 112.
Further, inhale acid system 2 also include the second vacuum tube 24 and be arranged on the 3rd suction on the second vacuum tube 24
Acid tube road 25, the second vacuum tube 24 is connected with Agitation Tank 1 by pipeline and the 13rd electromagnetic valve 113, and by pipeline and the tenth
Four electromagnetic valves 114 are connected with surge tank 32, and the second vacuum tube 24 is provided with the 15th electromagnetic valve 115, and the 3rd acid suction hose road 25 sets
There is the 16th electromagnetic valve 116.Inhaling the 4th acid suction hose road 26 that acid system 2 also includes being arranged on the second vacuum tube 24, the 4th inhales
Acid tube road 26 is provided with the 17th electromagnetic valve 117.
The principle of the second vacuum tube 24 is all identical with the first vacuum tube 21 with structure, and as required, the first vacuum tube 21 can
Can also operate with the second vacuum tube 24 alternation simultaneously.
Acid gas neutralized system 4, it includes that alkali liquor pond 41 and the monitoring instrument 42 being arranged in alkali liquor pond 41, alkali liquor pond 41 are led to
Cross pipeline to be connected with Agitation Tank 1 and vacuum pump 31 respectively.Acid in acid gas that vacuum pump 31 is extracted out by alkali liquor pond 41 and Agitation Tank 1
Gas is neutralized.Alkali liquor carries out pH value by monitoring instrument 42 and monitors in real time, the meeting automatic alarm when pH value is 7, and prompting needs more
Change alkali liquor.Traditional approach is open tank due to Agitation Tank, and acid gas is the most identical with air, endangers personal safety, pollutes environment.Logical
Cross the native system recovery to acid solution, free from environmental pollution, it is ensured that personal safety.
Induction system 6, it includes the first centrifugal pump 61 and is arranged on the transfer pipeline 62 on the first centrifugal pump 61, first
Centrifugal pump 61 is connected with Agitation Tank 1 by pipeline and the 8th electromagnetic valve 108.Induction system 6 after complex acid, by first from
61 acid solutions prepared of heart pump squeeze into fluid reservoir 9, and the acid solution in simultaneous buffering tank 32 squeezes into liquid storage also by the first centrifugal pump 61
Tank 9.
Powder system 5, it is connected with Agitation Tank 1 by pipeline and the 9th electromagnetic valve 109.Concrete, in the present invention powder
Material system 5 includes powder material tank 51 and the conveying worm 52 being connected by pipeline, and conveying worm 52 is by pipeline and the 9th electricity
Magnet valve 109 is connected with Agitation Tank 1.By 52 powder carry of conveying worm to Agitation Tank 1, by powder system 5 just cocoa
To realize the suction of powder.Powder is, by the way of manually toppling over, the powder in powder bag is directly poured into Agitation Tank traditionally
In 1, people easily contacts with acid, uses after powder system 5, it is only necessary to powder is poured into powder material tank 51, it is to avoid people is with sour
Directly contact.
Acid cycle system 7, it includes circulation line 71 and the second centrifugal pump 72, circulation line 71 one end and Agitation Tank 1
Being connected, the other end is connected with the second centrifugal pump 72 by the tenth electromagnetic valve 110, and the second centrifugal pump 72 is by pipeline and Agitation Tank 1
It is connected.Liquid circulation in second centrifugal pump 72 Agitation Tank 1 comes in and goes out, and makes powder and thickening agent can fully dissolve mixing, simultaneously
The the most mobile of undissolved granule can be kept not precipitate.Traditional approach owing to there is no special stirring, this acid cycle system 7
By allowing powder and thickening agent be sufficiently mixed, it is ensured that dosing quality, the clean and maintenance that Agitation Tank 1 is later is carried out place mat simultaneously.
The present invention also provides for a kind of method utilizing above-mentioned skid acid preparing device to carry out complex acid, comprises the following steps:
Open the second electromagnetic valve 102, make a certain amount of water turn off the second electromagnetic valve 102 after entering Agitation Tank 1；
Open the first electromagnetic valve 101, make a certain amount of main acid turn off the first electromagnetic valve 101 after entering Agitation Tank 1；
Open the quick-actuating closure of powder material tank 51, powder is poured in powder material tank 51, and closes quick-actuating closure；
Start conveying worm 52, open the 9th electromagnetic valve 109, in powder carry to Agitation Tank 1, reach a certain amount of after
Close conveying worm 52 and the 9th electromagnetic valve 109；
Open vacuum pump 31, make the vacuum of surge tank 32 and the first vacuum tube 21 close vacuum pump after reaching certain value
31, the first acid suction hose road 22 is inserted auxiliary acid bucket, opens the 5th electromagnetic valve 105 and the 6th electromagnetic valve 106, simultaneously close off the 3rd electricity
Magnet valve 103 and the 4th electromagnetic valve 104, the first vacuum tube 21 sucks auxiliary acid by the first acid suction hose road 22；
After sucking a certain amount of auxiliary acid in the first vacuum tube 21, close the 5th electromagnetic valve 105 and the 6th electromagnetic valve 106,
Open the 3rd electromagnetic valve 103 and the 4th electromagnetic valve 104 simultaneously, make the auxiliary acid in the first vacuum tube 21 flow in Agitation Tank 1；
Open the tenth electromagnetic valve 110, open the second centrifugal pump 72, be sufficiently mixed main acid, auxiliary acid, water and powder；
Open the first centrifugal pump 61, mixed main acid, auxiliary acid, water and powder are transported to liquid storage by transfer pipeline 62
In tank 9.
The present invention is not limited to above-mentioned embodiment, for those skilled in the art, without departing from
On the premise of the principle of the invention, it is also possible to make some improvements and modifications, these improvements and modifications are also considered as the protection of the present invention
Within the scope of.The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a skid acid preparing device, it is characterised in that including:
Agitation Tank (1), described Agitation Tank (1) is closed structure, and described Agitation Tank (1) is provided with acid inlet tube road (11) and water inlet
Pipeline (12), described acid inlet tube road (11) is provided with the first electromagnetic valve (101), and described inlet pipeline (12) is provided with the second electromagnetic valve
(102)；
Inhaling acid system (2), it includes the first vacuum tube (21) and the first suction acid being arranged on described first vacuum tube (21)
Pipeline (22), described first vacuum tube (21) is connected with described Agitation Tank (1), described first vacuum tube (21) and Agitation Tank (1)
Between be provided with the 3rd electromagnetic valve (103), described first vacuum tube (21) is provided with the 4th electromagnetic valve (104), described first acid suction hose
Road (22) is provided with the 5th electromagnetic valve (105)；
Pumped vacuum systems (3), it includes being connected with each other vacuum pump (31) and surge tank (32), described surge tank (32) respectively with institute
State the first vacuum tube (21) to be connected with Agitation Tank (1), between described surge tank (32) and the first vacuum tube (21), be provided with the 6th electricity
Magnet valve (106), is provided with the 7th electromagnetic valve (107) and the 8th electromagnetic valve (108) between described surge tank (32) and Agitation Tank (1)；
And
Powder system (5), it is connected with described Agitation Tank (1), is provided with the 9th between described powder system (5) and Agitation Tank (1)
Electromagnetic valve (109).
2. skid acid preparing device as claimed in claim 1, it is characterised in that: described skid acid preparing device also includes that acid gas neutralizes
System (4), described acid gas neutralized system (4) includes alkali liquor pond (41) and the monitoring instrument being arranged in described alkali liquor pond (41)
(42), described alkali liquor pond (41) is connected with described Agitation Tank (1) and vacuum pump (31) respectively.
3. skid acid preparing device as claimed in claim 2, it is characterised in that: described skid acid preparing device also includes induction system
(6), described induction system (6) includes the first centrifugal pump (61) and is arranged on the transfer pipeline on described first centrifugal pump (61)
(62), described first centrifugal pump (61) is connected with described Agitation Tank (1), between described first centrifugal pump (61) and Agitation Tank (1)
It is provided with described 8th electromagnetic valve (108).
4. skid acid preparing device as claimed in claim 3, it is characterised in that: described skid acid preparing device also includes acid cycle
System (7), described acid cycle system (7) includes circulation line (71) and the second centrifugal pump (72), described circulation line (71)
One end is connected with described Agitation Tank (1), and the other end is connected with described second centrifugal pump (72), and described circulation line (71) is provided with
Tenth electromagnetic valve (110), described second centrifugal pump (72) is also connected with described Agitation Tank (1).
5. skid acid preparing device as claimed in claim 4, it is characterised in that: described powder system (5) includes interconnective
Powder material tank (51) and conveying worm (52), described conveying worm (52) is connected with described Agitation Tank (1), described helical feed
Described 9th electromagnetic valve (109) it is provided with between machine (52) and Agitation Tank (1).
6. skid acid preparing device as claimed in claim 1, it is characterised in that: described suction acid system (2) also includes being arranged on institute
Stating the second acid suction hose road (23) on the first vacuum tube (21), described second acid suction hose road (23) is provided with the 12nd electromagnetic valve
(112)。
7. skid acid preparing device as claimed in claim 1, it is characterised in that: described suction acid system (2) also includes the second vacuum
Managing (24) and be arranged on the 3rd acid suction hose road (25) on described second vacuum tube (24), described second vacuum tube (24) is respectively
It is connected with described Agitation Tank (1) and surge tank (32), between described second vacuum tube (24) and Agitation Tank (1), is provided with the 13rd electricity
Magnet valve (113), is provided with the 14th electromagnetic valve (114) between described second vacuum tube (24) and surge tank (32), described second true
Blank pipe (24) is provided with the 15th electromagnetic valve (115), and described 3rd acid suction hose road (25) is provided with the 16th electromagnetic valve (116).
8. skid acid preparing device as claimed in claim 7, it is characterised in that: described suction acid system (2) also includes being arranged on institute
Stating the 4th acid suction hose road (26) on the second vacuum tube (24), described 4th acid suction hose road (26) is provided with the 17th electromagnetic valve
(117)。
9. skid acid preparing device as claimed in claim 1, it is characterised in that: described Agitation Tank is additionally provided with shower on (1)
(13)。
10. the method for the skid acid preparing device complex acid that a kind utilizes described in claim 5, it is characterised in that comprise the following steps:
Open the second electromagnetic valve (102), make a certain amount of water turn off the second electromagnetic valve (102) after entering Agitation Tank (1)；
Open the first electromagnetic valve (101), make a certain amount of main acid turn off the first electromagnetic valve (101) after entering Agitation Tank (1)；
Open the quick-actuating closure of powder material tank (51), powder is poured in powder material tank (51), and closes quick-actuating closure；
Start conveying worm (52), open the 9th electromagnetic valve (109), in powder carry to Agitation Tank (1), reach a certain amount of
Rear closedown conveying worm (52) and the 9th electromagnetic valve (109)；
Open vacuum pump (31), make the vacuum of surge tank (32) and the first vacuum tube (21) close vacuum pump after reaching certain value
(31), the first acid suction hose road (22) is inserted auxiliary acid bucket, opens the 5th electromagnetic valve (105) and the 6th electromagnetic valve (106), close simultaneously
Closing the 3rd electromagnetic valve (103) and the 4th electromagnetic valve (104), the first vacuum tube (21) sucks auxiliary by the first acid suction hose road (22)
Acid；
After sucking a certain amount of auxiliary acid in the first vacuum tube (21), close the 5th electromagnetic valve (105) and the 6th electromagnetic valve
(106), open the 3rd electromagnetic valve (103) and the 4th electromagnetic valve (104) simultaneously, make the auxiliary acid in the first vacuum tube (21) flow into and join
In flow container (1)；
Open the tenth electromagnetic valve (110), open the second centrifugal pump (72), be sufficiently mixed main acid, auxiliary acid, water and powder；
Open the first centrifugal pump (61), mixed main acid, auxiliary acid, water and powder are transported to liquid storage by transfer pipeline (62)
In tank (9).
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| CN201610638794.3A CN106246157B (en) | 2016-08-05 | 2016-08-05 | Skid acid preparing device and its complex acid method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610638794.3A CN106246157B (en) | 2016-08-05 | 2016-08-05 | Skid acid preparing device and its complex acid method |
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| CN106246157A true CN106246157A (en) | 2016-12-21 |
| CN106246157B CN106246157B (en) | 2019-08-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110685660A (en) * | 2019-11-01 | 2020-01-14 | 西南石油大学 | Device and method for realizing precise control of sand-carrying liquid concentration in proppant transport experiment |
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| WO2004007894A2 (en) * | 2002-07-11 | 2004-01-22 | Coody Richard L | Apparatus and method for accelerating hydration of particulate polymer |
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| CN204140048U (en) * | 2014-09-20 | 2015-02-04 | 中原特种车辆有限公司 | Fracturing fluid blending device |
| CN104966810A (en) * | 2015-07-15 | 2015-10-07 | 天津盛杰科技发展有限公司 | Novel movable acid absorption device |
| CN205314976U (en) * | 2016-01-11 | 2016-06-15 | 湖北中油科昊机械制造有限公司 | Automatic complex acid high -pressure injection sled |
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2016
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| WO2004007894A2 (en) * | 2002-07-11 | 2004-01-22 | Coody Richard L | Apparatus and method for accelerating hydration of particulate polymer |
| CN1548701A (en) * | 2003-05-18 | 2004-11-24 | 兰州矿场机械有限公司 | Fracturing fluid preparing truck used for petroleum mining field and method for preparing fracturing fluid |
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| CN204140048U (en) * | 2014-09-20 | 2015-02-04 | 中原特种车辆有限公司 | Fracturing fluid blending device |
| CN104966810A (en) * | 2015-07-15 | 2015-10-07 | 天津盛杰科技发展有限公司 | Novel movable acid absorption device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110685660A (en) * | 2019-11-01 | 2020-01-14 | 西南石油大学 | Device and method for realizing precise control of sand-carrying liquid concentration in proppant transport experiment |
| CN110685660B (en) * | 2019-11-01 | 2024-04-16 | 西南石油大学 | Device and method for realizing accurate control of concentration of sand-carrying fluid in proppant conveying experiment |
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| CN106246157B (en) | 2019-08-30 |
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