CN206504969U - The lower shale gas well yield stimulation tester of slippery water effect - Google Patents
The lower shale gas well yield stimulation tester of slippery water effect Download PDFInfo
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- CN206504969U CN206504969U CN201621467972.2U CN201621467972U CN206504969U CN 206504969 U CN206504969 U CN 206504969U CN 201621467972 U CN201621467972 U CN 201621467972U CN 206504969 U CN206504969 U CN 206504969U
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Abstract
The utility model is related to the simulation gas production of the shale gas under slippery water effect in petroleum industry room, specifically a kind of lower shale gas well yield stimulation tester of slippery water effect, wherein：Including the source of the gas feed system being sequentially connected in series on pipeline, gas boosting storage system, the constant temperature measurement simulated testing system in insulating box and slippery water injected system, the insulating box is controlled to run by the switch board with PLC control sheets；Pumped vacuum systems is connected with by bypass pipe a on pipeline between the gas boosting storage system and constant temperature measurement simulated testing system.The utility model is this have the advantage that due to the structure：Show that yield simulation result, yield simulation precision are high and simulation cycle is short by simple computation.
Description
Technical field
The utility model is related to the simulation gas production of the shale gas under slippery water effect in petroleum industry room, especially a kind of
The lower shale gas well of slippery water effect that yield simulation result, yield simulation precision are high and simulation cycle is short is drawn by simple computation
Yield simulation tester.
Background technology
Slippery water is one kind by clear water and various additives【Additive is friction reducer, synergist, expansion-resisting agent, defoamer etc.
Composition】The pressure break body fluid of composition；Its reclaimed water of the total volume 99%, and additive component directly decides the performance of fracturing fluid.
Slippery water fracturing fluid is that most fracturing fluid technologies is applied in current U.S.'s shale gas development operation, not only makes pressure break
The relatively large hydraulic fracturing of expense reduces 65%, and shale gas ultimate recovery is improved 20%.Slippery water pressure break is primarily adapted for use in
The stratum that water sensitivity is small, reservoir intrinsic fracture is higher compared with development, fragility.It is low compared to conventional its frictional resistance of frozen glue pressure break, can be in height
Largely it is pumped under discharge capacity, forms deeper, increasingly complex fracture network, obtains bigger transformation reservoir volume, fracturing effect is more
It is good；Residue is few, small to reservoir damage；The easy row of returning, easily reclaims, and environmental pollution is small；Cost is low.
However, also still having several drawbacks at present, it would be highly desirable to solve, such as：Cause prop-carrying capacity poor because viscosity is relatively low；
The seam net narrower width formed during pressure break；It is required that infusion discharge capacity is high；Efficiency is low, consumption is big etc..In actual applications, should be according to pressure
The reservoir characteristics and experiment for splitting construction determine the formula of slippery water fracturing fluid.When selecting fracturing fluid additive, pump is considered
The factor such as speed and pressure, clay content, siliceous and organic matter chip generation potentiality, microbial activities and fracturing fluid recovery (backflow).
The lower shale gas well gas yield of slippery water effect is simulated currently without special instrument.
Utility model content
The purpose of this utility model is to provide one kind and show that yield simulation result, yield simulation precision are high by simple computation
The lower shale gas well yield stimulation tester of short slippery water effect with simulation cycle.
The technical scheme used to achieve the above object is such, i.e., a kind of lower shale gas well yield of slippery water effect
Stimulation tester, wherein：Including the source of the gas feed system being sequentially connected in series on pipeline, gas boosting storage system, positioned at constant temperature
Constant temperature measurement simulated testing system and slippery water injected system in case, the insulating box is by the switch board with PLC control sheets
Control operation；
Connected on pipeline between the gas boosting storage system and constant temperature measurement simulated testing system by bypass pipe a
There is pumped vacuum systems；
The source of the gas feed system includes three identical source of the gas supply lines again, and the source of the gas supply line also includes going here and there successively
Be connected on gas cylinder, check valve I on source of the gas supply pipeline, the outlet sides of three identical source of the gas supply lines by control valve a with
The inlet end connection of gas boosting storage system；
The gas boosting storage system includes gas boosting pump and three identical gas boosting lines again, and the gas increases
Line ball also includes being sequentially connected in series surge tank, pressure regulator valve, check valve II on gas boosting pipeline；The three identical gas
The inlet end of boost line is connected by control valve b with gas boosting pump, and the outlet side of three identical gas boosting pipelines leads to
Control valve c is crossed to connect with the inlet end of constant temperature measurement simulated testing system and the inlet end of pumped vacuum systems；The gas boosting
The inlet end of pump is connected with control valve a；
The constant temperature measurement simulated testing system includes at least one constant temperature measurement simulation test line, the constant temperature measurement again
Simulation test line also includes control valve I, control valve II and the flowmeter being successively set on constant temperature measurement analog measurement pipeline, position
Connected in the outlet side of the constant temperature measurement analog measurement pipeline of flowmeter rear end with air or gas collection vessel；In control valve I
It is connected with the constant temperature measurement analog measurement pipeline of front end by the first bypass pipe and refers to cylinder, is provided with and refers on reference to cylinder
The pressure sensor I and temperature sensor I of cylinder inner chamber connection, are provided with control valve III on the first bypass pipe；Control valve I with
Sample cylinder is connected with by the second bypass pipe on constant temperature measurement analog measurement pipeline between control valve II, set on sample cylinder
There is the pressure sensor II and temperature sensor II connected with sample cylinder inner chamber, set on second bypass pipe at the two ends of sample cylinder
Control valve IV and control valve V are equipped with, the sample cylinder is connected by control valve V with slippery water injected system；
The slippery water injected system includes slippery water and injects pipeline again, and middle appearance is provided with slippery water injection pipeline
Device and injection pump, the output end of the injection pump are connected with the piston in intermediate receptacle inner chamber；
The pumped vacuum systems includes being sequentially connected in series vavuum pump and control valve VI on bypass pipe a, the vavuum pump again
Positioned at bypass pipe a foremost, blow-down pipe I is provided with bypass pipe a, installation of relief valve I in the evacuated tube I；
Gas boosting pump, pressure regulation in check valve I in the source of the gas feed system, the gas boosting storage system
Control valve I, control valve II, control valve III, control valve IV, control in valve, check valve II, the constant temperature measurement simulated testing system
In valve V processed, pressure sensor I, temperature sensor I, pressure sensor II and temperature sensor II, the pumped vacuum systems
Injection pump and atmospheric valve I in vavuum pump and control valve VI, the slippery water injected system is by the control with PLC control sheets
Cabinet control operation；
There is display and input operation panel on the switch board with PLC control sheets.
The utility model is this have the advantage that due to said structure：Yield simulation result, production are drawn by simple computation
Measure simulation precision high short with simulation cycle.
Brief description of the drawings
The nonlimiting examples that the utility model can be provided by accompanying drawing are further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the control block diagram that the utility model uses magnetic valve.
Fig. 3 is the utility model using hydraulic valve or the control block diagram of air pressure valve.
Fig. 4 is the structural representation of the utility model sample cylinder.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
Referring to accompanying drawing 1 to 4, the slippery water in figure acts on lower shale gas well yield stimulation tester, wherein：Including going here and there successively
It is connected on source of the gas feed system A on pipeline, gas boosting storage system B, the constant temperature measurement simulation test system in insulating box
Unite C and slippery water injected system D, and the insulating box controls operation by the switch board 1 with PLC control sheets；
Pass through bypass pipe a2 on pipeline between gas boosting storage system B and constant temperature measurement the simulated testing system C
It is connected with pumped vacuum systems E；
The source of the gas feed system A includes three identical source of the gas supply lines again, and the source of the gas supply line is also included successively
Gas cylinder 3, check valve I 4 on source of the gas supply pipeline are serially connected in, the outlet side of three identical source of the gas supply lines passes through control valve
A5 is connected with gas boosting storage system B inlet end；
The gas boosting storage system B includes gas boosting pump 6 and three identical gas boosting lines, the gas again
Boost line also includes being sequentially connected in series surge tank 7, pressure regulator valve 8, check valve II 9 on gas boosting pipeline；Described three identical
The inlet end of gas boosting line connected by control valve b37 with gas boosting pump 6, three identical gas boosting pipelines
Outlet side is connected by control valve c10 with constant temperature measurement simulated testing system C inlet end and pumped vacuum systems E inlet end；
The inlet end of the gas boosting pump 2 is connected with control valve a5；
The constant temperature measurement simulated testing system C includes at least one constant temperature measurement simulation test line again, and the constant temperature is surveyed
Amount simulation test line also includes the control valve I 11, control valve II 12 and stream being successively set on constant temperature measurement analog measurement pipeline
Gauge 13, the outlet side positioned at the constant temperature measurement analog measurement pipeline of the rear end of flowmeter 13 connects with air or gas collection vessel
It is logical；It is connected with the constant temperature measurement analog measurement pipeline of the front end of control valve I 11 by the first bypass pipe with reference to cylinder 14, in reference
The pressure sensor I 15 and temperature sensor I 16 connected with reference to the inner chamber of cylinder 14 is provided with cylinder 14, is set on the first bypass pipe
It is equipped with control valve III 17；On constant temperature measurement analog measurement pipeline between control valve I 11 and control valve II 12 by second by
Siphunculus is connected with sample cylinder 18, and the pressure sensor II 19 connected with the inner chamber of sample cylinder 18 and temperature are provided with sample cylinder 18
Sensor II 20, is provided with control valve IV 21 and control valve V 22, the sample cylinder on second bypass pipe at the two ends of sample cylinder
18 are connected by control valve V 22 with slippery water injected system D；
The slippery water injected system D includes slippery water and injects pipeline again, and centre is provided with slippery water injection pipeline
Container 25 and injection pump 26, the output end of the injection pump 26 are connected with the piston in the inner chamber of intermediate receptacle 25；
The pumped vacuum systems E includes being sequentially connected in series vavuum pump 23 and control valve VI 24 on bypass pipe a2 again, described
Vavuum pump 23 is located at bypass pipe a2 foremost, is provided with blow-down pipe I 34 on bypass pipe a2, sets and put on the blow-down pipe I 34
Empty valve I 35；
Gas boosting pump 6, tune in check valve I 4 in the source of the gas feed system A, the gas boosting storage system B
Control valve I 11, control valve II 12, control valve III 17 in pressure valve 8, check valve II 9, the constant temperature measurement simulated testing system C,
Control valve IV 21, control valve V 22, pressure sensor I 15, temperature sensor I 16, pressure sensor II 19 and temperature sensor
Injection pump 26 in vavuum pump 23 and control valve VI 24 in II 20, the pumped vacuum systems E, the slippery water injected system D
Control to run by the switch board 1 with PLC control sheets with atmospheric valve I 35；
There is display 27 and input operation panel 28 on the switch board 1 with PLC control sheets.
Simplify for ease of system, in above-described embodiment, preferably：The constant temperature of the constant temperature measurement simulated testing system C is surveyed
When amount simulation test line is two or more, the inlet end on each constant temperature measurement simulation test line passes through control valve
D38 is connected with control valve c10, and the control valve V 22 on each constant temperature measurement simulation test line passes through control valve e29 and cunning
Slip water injected system D connections；
The control valve d38 and control valve e29 are controlled to open and close by the switch board 1 with PLC control sheets.
To realize multi-parameter【The slippery water of different formulations, different amounts of slippery water】Simulation, in above-described embodiment, preferably
Ground：The constant temperature measurement simulation test line position five of the constant temperature measurement simulated testing system C.
To be further ensured that in security, above-described embodiment, preferably：An emptying is connected with the control valve c10
Atmospheric valve II 31 is provided with pipe II 30, the blow-down pipe II 30, the atmospheric valve II 31 is controlled by the switch board 1 with PLC control sheets
System is opened and closed.
To realize in different pressures situation Imitating in same once simulation, above-described embodiment, preferably：The constant temperature measurement
Back-pressure valve 32 is provided with simulated testing system C each constant temperature measurement simulation test line, the back-pressure valve 32 is located at control
On constant temperature measurement analog measurement pipeline between valve II 12 and flowmeter 13, the back-pressure valve 32【Back-pressure valve 32 uses magnetic valve,
Or hydraulic valve or air pressure valve are used, the hydraulic valve or air pressure are opened and closed by corresponding hydraulic pump or pulsometer control, the liquid
Press pump or pulsometer control operation by the switch board 1 with PLC control sheets, the hydraulic pump or pulsometer and high-pressure hydraulic source or
High pressure pneumatic supply is connected.】Controlled to open and close by the switch board 1 with PLC control sheets.
Further to shorten in simulated time, above-described embodiment, preferably：The constant temperature measurement simulated testing system C's
The lid that sample cylinder 18 on each constant temperature measurement simulation test line is closed including tank body 1801, by the inner chamber of tank body 1801 again
1803, it is fixed on the rock core cup 1804 of the intracavity bottom of tank body 1801, the inner chamber of the external diameter and tank body 1801 of rock core cup 1804
Internal diameter matching, the top port of rock core cup 1804 is less than the top port of tank body 1801, the top end of rock core cup 1804
Inflatable chamber 1805 is formed between mouth and the top port of tank body 1801, the inner chamber of rock core cup 1804 is shale installation cavity 1806；
The pressure sensor II 19 and temperature sensor II 20 are connected with inflatable chamber 1805 or shale installation cavity 1806；
Gas outlet through the second bypass pipe of lid 1803 is located in inflatable chamber 1805, sequentially passes through the bottom plate of tank body 1801
It is located at shale installation cavity 1806 with the outlet end of the slippery water injected system D of rock core 1804 bottom plates of cup slippery water injection pipeline
In.
To ensure that slippery water goes out in liquid equilibrium, above-described embodiment, preferably：Slippery water in shale installation cavity 1806
Fluid hole 1807 is evenly equipped with the pipeline section for injecting pipeline, the port that the slippery water in shale installation cavity 1806 injects pipeline should be located at
In have seal plug.
To protect the safety in utilization of vavuum pump 23, prevent phegma pours in down a chimney from entering in vavuum pump 23, above-described embodiment, it is excellent
Selection of land：The vavuum pump 23 of the pumped vacuum systems E on the bypass pipe a2 of control valve VI 24 with being provided with vacuum tank 33.
Further to realize in automation, above-described embodiment, preferably：The each source of the gas of the source of the gas feed system A
The control valve VII that keying is controlled by the switch board 1 with PLC control sheets is provided between gas cylinder 3 and check valve I 4 on supply line
36；
The check valve I 4, pressure regulator valve 8, check valve II 9, control valve I 11, control valve II 12, control valve III 17, control valve
IV 21, control valve V 22, control valve VI 24, atmospheric valve I 35 and control valve VII 36 use magnetic valve；
Or the check valve I 4, pressure regulator valve 8, check valve II 9, control valve I 11, control valve II 12, control valve III 17, control
Valve IV 21 processed, control valve V 22, control valve VI 24, atmospheric valve I 35, control valve VII 36 use hydraulic valve or air pressure valve, the liquid
Pressure valve or air pressure are opened and closed by corresponding hydraulic pump or pulsometer control, and the hydraulic pump or pulsometer are by with PLC control sheets
The control operation of switch board 1, the hydraulic pump or pulsometer are connected with high-pressure hydraulic source or high pressure pneumatic supply.
The part being related in above-mentioned all embodiments can be obtained from market sale, and the slippery water injected system F is
Market sale automatically injects structure.
We are using the source of the gas supply line of the source of the gas feed system A as three below【Three source of the gas supply lines are respectively
G1、G2、G3】, the gas boosting line of the gas boosting storage system B is three【Three gas boosting lines are Z respectively1、Z2、
Z3】, the constant temperature measurement simulation test line of the constant temperature measurement simulated testing system C is five【Five constant temperature measurement simulations are surveyed
It is M respectively to try line1、M2、M3、M4、M5】To describe analog measurement process.
Preparation：In source of the gas feed system A first source of the gas supply line G1Gas cylinder 3 in add nitrogen, in source of the gas
Feed system A Article 2 source of the gas supply line G2Gas cylinder 3 in add helium, source of the gas feed system A Article 3 source of the gas supply
Give line G3Gas cylinder 3 in add methane, with methane simulate natural gas.
【1】, the corresponding system bulk V of each constant temperature measurement simulation test line1Demarcation；
The first step：Switch board 1 with PLC control sheets controls the control valve I 11 of each constant temperature measurement simulation test line, control
Valve III 17, control valve IV 21, gas boosting line Z1Pressure regulator valve 8, check valve II 9, and pumped vacuum systems E control valve VI 24
Open and open control valve c10, control valve b37；Switch board 1 with PLC control sheets controls each constant temperature measurement simulation test line
Control valve II 12 and control valve V 22 are closed, and are opened, control valve d38【Allow gas boosting line Z1Simulated with five constant temperature measurements
P-wire M1、M2、M3、M4、M5Connection】, start vavuum pump 23 to constant temperature measurement simulation test line M1Vacuumize and gas boost line
Z1；Exhaust after vacuum, closing control valve b37 and control valve d38 and control valve VI 24；
Second step：The control valve VII 36 of the control source of the gas supply line of switch board 1 G1 with PLC control sheets, check valve I 4, gas
Body boost line Z1Pressure regulator valve 8, check valve II 9, the control valve I 11 of each constant temperature measurement simulation test line, control valve III 17, control
Valve IV 21 is opened, and controls the control valve II 12 and control valve V 22 of each constant temperature measurement simulation test line to close so that first gas
Source supply line G1Gas cylinder 3 in nitrogen enter each constant temperature measurement simulation test line, closing control valve d38 after filling is full is opened
Control valve II 12, the system bulk V of each constant temperature measurement simulation test line is obtained from flowmeter 131；
I.e. five constant temperature measurement simulation test line M1、M2、M3、M4、M5System bulk be respectively V11、V21、V31、V41、V51。
【2】, the system bulk V of cylinder 14 is referred in each constant temperature measurement simulation test line2Demarcation；
The first step：The control valve III 17 of the control constant temperature measurement simulation test line of switch board 1 M1 with PLC control sheets, control
Valve IV 21 processed, gas boosting line Z1Pressure regulator valve 8, check valve II 9, and pumped vacuum systems E control valve VI 24 open open
Control valve c10, control valve b37；Switch board 1 with PLC control sheets controls the control valve I of each constant temperature measurement simulation test line
11st, control valve II 12 and control valve V 22 are closed, and open control valve d38【Allow gas boosting line Z1With five constant temperature measurement moulds
Intend p-wire M1、M2、M3、M4、M5Respective reference cylinder 14 is connected】, start vavuum pump 23 to constant temperature measurement simulation test line M1Take out
Vacuum and gas boost line Z1；Exhaust after vacuum, closing control valve b37 and control valve d38 and control valve VI 24；
Second step：The control valve VII 36 of the control source of the gas supply line of switch board 1 G2 with PLC control sheets, check valve I 4, gas
Body boost line Z2Pressure regulator valve 8, check valve II 9, each constant temperature measurement simulation test line, control valve III 17 open, control each constant temperature
Measure the control valve I 11 of simulation test line so that first source of the gas supply line G2Gas cylinder 3 in helium enter each constant temperature measurement
The reference cylinder 14 of simulation test line, closing control valve d38 and control valve IV 21 after filling is full, opens control valve I 11, control valve II
12, the system bulk V of the reference cylinder 14 of each constant temperature measurement simulation test line is obtained from flowmeter 132；
I.e. five constant temperature measurement simulation test lines M1, M2, M3, M4, M5 system bulk are respectively V12、V22、V32、V42、
V52。
【3】, calculate the system bulk V of sample cylinder 18 in each constant temperature measurement simulation test line M；
V M 3= V1- V2
I.e. five constant temperature measurement simulation test line M1、M2、M3、M4、M5The system bulk of sample cylinder 18 be respectively：
V M 1= V11- V12
V M 2= V21- V22
V M 3= V31- V32
V M 4= V41- V42
V M 5= V51- V52。
The rock core of collection is added in sample cylinder 18 in each constant temperature measurement simulation test line, the volume of the rock core is VRock
【The VRockObtained using conventional method】.
【4】, calculate the real system volume V of sample cylinder 18 in each constant temperature measurement simulation test lineM is real；
VM is real=V M-VRock
I.e. five constant temperature measurement simulation test line M1、M2、M3、M4、M5Sample cylinder 18 real system volume system volume
Respectively：
VM 1 is real= V M 1-VRock 1
VM 2 is real= V M 2- VRock 2
VM 3 is real= V M 3- VRock 3
VM 4 is real= V M 4- VRock 4
VM 5 is real= V M 5- VRock 5。
【5】, simulation it is each under the conditions of gas production VProduction。
The first step, according to various factors necessary requirement, various factors institute is inputted on the switch board 1 with PLC control sheets
The temperature of need, pressure, load slippery water, and each temperature measurement is simulated respectively in slippery water injected system D intermediate receptacle 25
Measuring line M1、M2、M3、M4、M5The equivalent of injection according to their needs or inequality, injection different formulations or with formula it is smooth
Water；
Second step, vacuumize process, with reference to above-mentioned【1】In the corresponding system bulk V1 marks of each constant temperature measurement simulation test line
The fixed first step；
3rd step, with reference to above-mentioned【1】In the corresponding system bulk V1 demarcation of each constant temperature measurement simulation test line second step,
Obtain VProduction；
Pass through V1-VProduction- VM is real= VRock is inhaled
The adsorpting data of accurate rock core, i.e. V can also be obtainedRock is inhaled。
Obviously, above-mentioned all embodiments are a part of embodiments of the present utility model, rather than whole embodiments.It is based on
Embodiment described in the utility model, it is all other that those skilled in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the category of the utility model protection.
In summary, due to said structure, yield simulation result, yield simulation precision height and mould are drawn by simple computation
Quasi-periodicity is short.
Claims (10)
1. a kind of lower shale gas well yield stimulation tester of slippery water effect, it is characterised in that：Including being sequentially connected in series on pipeline
Source of the gas feed system（A）, gas boosting storage system（B）, constant temperature measurement simulated testing system in insulating box（C）With
Slippery water injected system（D）, the insulating box is by the switch board with PLC control sheets（1）Control operation；
The gas boosting storage system（B）With constant temperature measurement simulated testing system（C）Between pipeline on pass through bypass pipe a
（2）It is connected with pumped vacuum systems（E）；
The source of the gas feed system（A）Include three identical source of the gas supply lines again, the source of the gas supply line also includes going here and there successively
It is connected on the gas cylinder on source of the gas supply pipeline（3）, check valve I（4）, the outlet side of three identical source of the gas supply lines passes through control
Valve a（5）With gas boosting storage system（B）Inlet end connection；
The gas boosting storage system（B）Include gas boosting pump again（6）With three identical gas boosting lines, the gas
Boost line also includes being sequentially connected in series the surge tank on gas boosting pipeline（7）, pressure regulator valve（8）, check valve II（9）；Described three
The inlet end of bar identical gas boosting line passes through control valve b（37）With gas boosting pump（6）Connection, three identical gases
The outlet side of supercharging pipeline passes through control valve c（10）With constant temperature measurement simulated testing system（C）Inlet end and pumped vacuum systems
（E）Inlet end connection；The gas boosting pump（6）Inlet end and control valve a（5）Connection；
The constant temperature measurement simulated testing system（C）Include at least one constant temperature measurement simulation test line, the constant temperature measurement again
Simulation test line also includes the control valve I being successively set on constant temperature measurement analog measurement pipeline（11）, control valve II（12）With
Flowmeter（13）, positioned at flowmeter（13）The outlet side of the constant temperature measurement analog measurement pipeline of rear end holds with air or gas collection
Device is connected；In control valve I（11）It is connected with the constant temperature measurement analog measurement pipeline of front end by the first bypass pipe and refers to cylinder
（14）, referring to cylinder（14）On be provided with and refer to cylinder（14）The pressure sensor I of inner chamber connection（15）With temperature sensor I
（16）, control valve III is provided with the first bypass pipe（17）；In control valve I（11）With control valve II（12）Between constant temperature survey
Sample cylinder is connected with by the second bypass pipe on amount analog measurement pipeline（18）, in sample cylinder（18）On be provided with and sample cylinder
（18）The pressure sensor II of inner chamber connection（19）With temperature sensor II（20）, on second bypass pipe at the two ends of sample cylinder
It is provided with control valve IV（21）With control valve V（22）, the sample cylinder（18）Pass through control valve V（22）With slippery water injected system
（D）Connection；
The slippery water injected system（D）Include slippery water again and inject pipeline, middle appearance is provided with slippery water injection pipeline
Device（25）And injection pump（26）, the injection pump（26）Output end and intermediate receptacle（25）Piston connection in inner chamber；
The pumped vacuum systems（E）Include being sequentially connected in series in bypass pipe a again（2）On vavuum pump（23）With control valve VI（24）,
The vavuum pump（23）Positioned at bypass pipe a（2）Foremost, bypass pipe a（2）On be provided with blow-down pipe I（34）, the emptying
Pipe I（34）Upper installation of relief valve I（35）；
The source of the gas feed system（A）In check valve I（4）, the gas boosting storage system（B）In gas boosting pump
（6）, pressure regulator valve（8）, check valve II（9）, the constant temperature measurement simulated testing system（C）In control valve I（11）, control valve II
（12）, control valve III（17）, control valve IV（21）, control valve V（22）, pressure sensor I（15）, temperature sensor I（16）、
Pressure sensor II（19）With temperature sensor II（20）, the pumped vacuum systems（E）In vavuum pump（23）With control valve VI
（24）, the slippery water injected system（D）In injection pump（26）With atmospheric valve I（35）By the control with PLC control sheets
Cabinet（1）Control operation；
The switch board with PLC control sheets（1）It is upper that there is display（27）With input operation panel（28）.
2. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1, it is characterised in that：The perseverance
Temperature measurement simulated testing system（C）Constant temperature measurement simulation test line be two or more when, each constant temperature measurement mould
The inlet end intended on p-wire passes through control valve d（38）With control valve c（10）On connection, each constant temperature measurement simulation test line
Control valve V（22）Pass through control valve e（29）With slippery water injected system（D）Connection；
The control valve d（38）With control valve e（29）By the switch board with PLC control sheets（1）Control is opened and closed.
3. the lower shale gas well yield stimulation tester of slippery water effect according to claim 2, it is characterised in that：The perseverance
Temperature measurement simulated testing system（C）Constant temperature measurement simulation test line position five.
4. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1 or 2, it is characterised in that：Institute
State control valve c（10）On be connected with a blow-down pipe II（30）, the blow-down pipe II（30）On be provided with atmospheric valve II（31）, this is put
Empty valve II（31）By the switch board with PLC control sheets（1）Control is opened and closed.
5. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1 or 2, it is characterised in that：Institute
State constant temperature measurement simulated testing system（C）Each constant temperature measurement simulation test line on be provided with back-pressure valve（32）, this time
Pressure valve（32）Positioned at control valve II（12）With flowmeter（13）Between constant temperature measurement analog measurement pipeline on, the back-pressure valve
（32）By the switch board with PLC control sheets（1）Control is opened and closed.
6. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1 or 2, it is characterised in that：Institute
State constant temperature measurement simulated testing system（C）Each constant temperature measurement simulation test line on sample cylinder（18）Include tank body again
（1801）, by tank body（1801）Inner chamber closing lid（1803）, it is fixed on tank body（1801）Intracavity bottom rock core cup
（1804）, rock core cup（1804）External diameter and tank body（1801）Inner chamber internal diameter matching, rock core cup（1804）Top
Portion port is less than tank body（1801）Top port, rock core cup（1804）Top port and tank body（1801）Top port it
Between be formed with inflatable chamber（1805）, rock core cup（1804）Inner chamber be shale installation cavity（1806）；The pressure sensor II
（19）With temperature sensor II（20）And inflatable chamber（1805）Or shale installation cavity（1806）Connection；
Through lid（1803）The second bypass pipe gas outlet be located at inflatable chamber（1805）In, sequentially pass through tank body（1801）Bottom
Plate and rock core cup（1804）The slippery water injected system of bottom plate（D）Slippery water injection pipeline outlet end be located at shale installation cavity
（1806）In.
7. the lower shale gas well yield stimulation tester of slippery water effect according to claim 6, it is characterised in that：Positioned at page
Rock installation cavity（1806）In slippery water injection pipeline pipeline section on be evenly equipped with fluid hole（1807）, shale installation cavity should be located at
（1806）In slippery water injection pipeline port in have seal plug.
8. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1, it is characterised in that：It is described to take out
Vacuum system（E）Vavuum pump（23）With control valve VI（24）Bypass pipe a（2）On be provided with vacuum tank（33）.
9. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1, it is characterised in that：The gas
Source supply system（A）Each source of the gas supply line on gas cylinder（3）With check valve I（4）Between be provided with by with PLC controls
The switch board of piece（1）Control the control valve VII opened and closed（36）；
The check valve I（4）, pressure regulator valve（8）, check valve II（9）, control valve I（11）, control valve II（12）, control valve III
（17）, control valve IV（21）, control valve V（22）, control valve VI（24）, atmospheric valve I（35）With control valve VII（36）Using electricity
Magnet valve；
Or control valve VII（36）Using hydraulic valve or air pressure valve, the hydraulic valve or air pressure are by corresponding hydraulic pump or pulsometer
Control is opened and closed, and the hydraulic pump or pulsometer are by the switch board with PLC control sheets（1）Control operation, the hydraulic pump or gas
Press pump is connected with high-pressure hydraulic source or high pressure pneumatic supply.
10. the lower shale gas well yield stimulation tester of slippery water effect according to claim 1, it is characterised in that：It is described
Check valve I（4）, pressure regulator valve（8）, check valve II（9）, control valve I（11）, control valve II（12）, control valve III（17）, control valve
Ⅳ（21）, control valve V（22）, control valve VI（24）With atmospheric valve I（35）Use hydraulic valve or air pressure valve, the hydraulic valve
Or air pressure is opened and closed by corresponding hydraulic pump or pulsometer control, the hydraulic pump or pulsometer are by the control with PLC control sheets
Cabinet（1）Control operation, the hydraulic pump or pulsometer are connected with high-pressure hydraulic source or high pressure pneumatic supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621467972.2U CN206504969U (en) | 2016-12-29 | 2016-12-29 | The lower shale gas well yield stimulation tester of slippery water effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621467972.2U CN206504969U (en) | 2016-12-29 | 2016-12-29 | The lower shale gas well yield stimulation tester of slippery water effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206504969U true CN206504969U (en) | 2017-09-19 |
Family
ID=59837053
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621467972.2U Expired - Fee Related CN206504969U (en) | 2016-12-29 | 2016-12-29 | The lower shale gas well yield stimulation tester of slippery water effect |
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| Country | Link |
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| CN (1) | CN206504969U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644818A (en) * | 2016-12-29 | 2017-05-10 | 重庆科技学院 | Shale gas well yield simulation tester under quick water effect |
| CN107561955A (en) * | 2017-09-22 | 2018-01-09 | 中国石油集团西部钻探工程有限公司 | Gas well switch board |
| CN108845100A (en) * | 2018-04-12 | 2018-11-20 | 中国石油大学(北京) | The self-enclosed property imitative experimental appliance of shale and experimental method |
| CN113565482A (en) * | 2020-04-29 | 2021-10-29 | 中国石油化工股份有限公司 | Simulation device and method for simulating temporary plugging fracturing of horizontal well |
-
2016
- 2016-12-29 CN CN201621467972.2U patent/CN206504969U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644818A (en) * | 2016-12-29 | 2017-05-10 | 重庆科技学院 | Shale gas well yield simulation tester under quick water effect |
| CN107561955A (en) * | 2017-09-22 | 2018-01-09 | 中国石油集团西部钻探工程有限公司 | Gas well switch board |
| CN108845100A (en) * | 2018-04-12 | 2018-11-20 | 中国石油大学(北京) | The self-enclosed property imitative experimental appliance of shale and experimental method |
| CN113565482A (en) * | 2020-04-29 | 2021-10-29 | 中国石油化工股份有限公司 | Simulation device and method for simulating temporary plugging fracturing of horizontal well |
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