CN108150118A - drilling fluid quantitative degasser - Google Patents
drilling fluid quantitative degasser Download PDFInfo
- Publication number
- CN108150118A CN108150118A CN201711430091.2A CN201711430091A CN108150118A CN 108150118 A CN108150118 A CN 108150118A CN 201711430091 A CN201711430091 A CN 201711430091A CN 108150118 A CN108150118 A CN 108150118A
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- Prior art keywords
- degassing
- drilling fluid
- connecting tube
- liquid level
- module
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- 238000005553 drilling Methods 0.000 title claims abstract description 77
- 239000012530 fluid Substances 0.000 title claims abstract description 70
- 239000007788 liquid Substances 0.000 claims abstract description 115
- 238000007872 degassing Methods 0.000 claims abstract description 99
- 238000010438 heat treatment Methods 0.000 claims abstract description 63
- 238000001514 detection method Methods 0.000 claims abstract description 39
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 230000002159 abnormal effect Effects 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims description 37
- 238000003756 stirring Methods 0.000 claims description 37
- 239000000523 sample Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000011017 operating method Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 37
- 239000002699 waste material Substances 0.000 description 12
- 238000007599 discharging Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- -1 octane and benzene Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/063—Arrangements for treating drilling fluids outside the borehole by separating components
- E21B21/067—Separating gases from drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Accessories For Mixers (AREA)
Abstract
A kind of drilling fluid quantitative degasser, including liquid input module, deaerate component, gas output precision, gas compensation component, cleaning assembly, detection unit and control unit, the quantitative sucking drilling fluid of control unit control gas input module simultaneously heats, the drilling fluid of heating is deaerated by degassing component, the gas of abjection is exported by gas output precision, gas compensation component gas volume difference caused by for adjusting degassing component and gas output precision, cleaning assembly can clean drilling fluid by each component, control unit and detection unit are matched with remaining each component, realize automatic deaerating, and the generation of abnormal conditions can be prevented, realize the degassing and cleaning of automation, simultaneously because the effect of gas compensation component, improve the accuracy of degassed volume result of calculation.
Description
Technical field
The present invention relates to petroleum geology exploration mud logging techniques field more particularly to a kind of drilling fluid quantitative degassers.
Background technology
With brill gas logging technology by analyzing the component of the fuel gas entered in drilling fluid in drilling process and its containing
Amount can find the accidents such as oil/gas show, forecast well kick, blowout, gas cut, be a key in drilling process monitoring service in time
Content.Comprehensive logging instrument is the carrier for carrying out this work, and drilling fluid degasser is its important component, function be by
The formation gas that upper ground surface is returned in pit shaft is separated from drilling fluid, and continuous sample air source is provided for follow-up chromatograph.
At land and marine mud logging operation, conventional degasser is typically mounted in the dashpot before vibrating screen, due to drilling well flow velocity
Unstable, liquid level fluctuations are big so that it is also fluctuated therewith into the drilling well liquid measure in degasser room, if when fast larger to the wind,
Also can be unstable into the indoor air capacity of degasser, the phenomenon that degasser takes out air and takes out drilling fluid is there is also when serious,
Gas is caused to survey assay value inaccuracy or even chromatography is caused to pollute, significantly impacts Gas logging data admission quality.
Chinese patent CN102151421 A disclose a kind of deaerate including the float type quantitative of tank ontology and stirring body and fill
It puts, tank ontology uses buoy construction, has mud entrance and slurry outlet and exhaust outlet, and stirring body is used to stretch into tank sheet
Body is stirred mud；105019841 A of Chinese patent CN disclose a kind of drilling fluid fixed-quantity degassing device, from mud ditch
Middle pumping drilling fluid, and pass through drilling fluid connecting pipeline and be sent into stirring degasser progress gas-liquid separation, to realize determining for drilling fluid
Measure pumping and quantitative degassing；Degassing efficiency is substantially increased, a kind of addition electrical heating is disclosed in United States Patent (USP) US7032444B2
The degasser of device and temperature control system, 106194085 A of Chinese patent CN also disclose that a kind of floating type quantitative de- containing having heaters
Mechanism of qi can not only enable more oil gas gaseous matters in mud detach, also can obtain the liquid hydrocarbons such as octane and benzene,
The chemical compositions such as toluene, ethylbenzene, further improve degassing efficiency and application range.
From the point of view of current development, the development of drilling fluid degasser has moved towards microminiature and has quantitatively deaerated and total hydrocarbon (C1~C8)
Ingredient deaerates, but also there are larger development spaces in terms of automation, remote monitoring and miniaturization.
Invention content
In view of the problems of the existing technology the present invention, proposes a kind of drilling fluid quantitative degasser of automation.
In order to achieve the above objectives, the technical solution adopted by the present invention is：
A kind of drilling fluid quantitative degasser deaerates for drilling fluid, defeated including liquid input module, degassing component, gas
Go out component, for detecting liquid input module, degassing component, gas output precision state and the detection unit for sending signal, with
And the control unit for controlling the liquid input module, degassing component, gas output precision, described control unit include：
Acquisition module：It is electrically connected with the detection unit, for acquiring the signal that the detection unit is sent, and sends
To described control unit；
Judgment module：It is electrically connected with the acquisition module, for receiving the signal that the acquisition module is sent, judges each
Operating procedure needed for component, sends a signal to described control unit；
Control module：It is electrically connected with the judgment module, for receiving the signal that the judgment module is sent out, according to letter
The drilling fluid for setting flow is input to the degassing component by number control liquid input module, and control degassing component is by liquid degassing
And by the liquid after degassing by discharging, control gas output precision is according to setting flow by gained gas by discharging.
Preferably, the liquid input module includes the first constant displacement pump, heats external member, and the heating external member includes heating
Room, the first connecting tube for being equipped between first constant displacement pump and heating room, the heating room and the degassing component are equipped with the
Two connecting tubes, the detection unit includes detecting the first speed probe of the described first quantitative revolution speed, described for detecting
Heat the first temperature sensor of indoor liquid and for detecting the first liquid level gauge for heating indoor liquid level,
The acquisition module：Electrically connect with first speed probe, the first temperature sensor, first liquid level gauge respectively
It connects, acquires the signal that first speed probe, the first temperature sensor, first liquid level gauge are sent, and be sent to and described sentence
Disconnected module；
The judgment module：By the tachometer value of the first constant displacement pump of reception and the tachometer value multilevel iudge of setting, will acquire
Temperature value with setting temperature value multilevel iudge, by liquid level value in the heater of acquisition with setting height value relatively sentence
It is disconnected, send a signal to the control module；
The control module：According to the signal of judgment module, the rotating speed of first constant displacement pump is controlled to be raised and lowered directly
Meet to the described first quantitative revolution speed and impose a condition, begin to warm up or close heating according to liquid surface height controlling heater, control
The temperature for making the heater improves or decreases up to the drilling fluid temperature satisfaction setting condition.
Preferably, the degassing component includes second shell and stirring external member, and the stirring external member includes degassing room, electricity
Machine and stirring parts, the stirring parts are connect with motor, and the detection unit includes detecting the indoor drilling liquid level of the degassing
Second liquid level gauge,
The acquisition module：It is electrically connected with the second liquid level gauge, for acquiring the de- of the second liquid level gauge detection
The indoor drilling liquid height value of gas, sends a signal to the judgment module；
The judgment module：The indoor drilling liquid height value of the degassing of reception is relatively sentenced with the liquid level value set
It is disconnected, send a signal to the control module；
Control module：According to the signal of judgment module, for controlling the electric motor starting or closing, so as to control stirring parts
Stirring stops stirring drilling fluid.
Preferably, the detection unit further includes the second speed probe for detecting the motor speed,
The acquisition module：It is electrically connected with second speed probe, for acquiring second speed probe
The tachometer value of the motor of detection sends a signal to the judgment module；
The judgment module：For by the tachometer value of the motor received with setting tachometer value multilevel iudge, signal is sent out
Give the control module；
The control module：Rotating speed for controlling the motor reaches the requirement of setting.
Preferably, the gas output precision includes the second constant displacement pump, for connecting second constant displacement pump and degassing
The third connecting tube of component, the detection unit include the second speed probe for detecting the second quantitative revolution speed, are used for
Detection third connects the first pressure sensor of overpressure and for detecting second of temperature in the third connecting tube the temperature
Sensor is spent, described control unit includes：
The acquisition module：It is electric with second speed probe, first pressure sensor, second temperature sensor respectively
Property connection, for acquiring the tachometer value of the second constant displacement pump, the first pressure sensing that second speed probe detects
The temperature value in third connecting tube that pressure value, the second temperature sensor in the third connecting tube of device detection detect,
The signal of acquisition is sent to the judgment module；
The judgment module：For the tachometer value of the second constant displacement pump and the tachometer value multilevel iudge of setting that will be received,
Send a signal to the control module；
The control module：Tachometer value for controlling second constant displacement pump reaches the requirement of setting.
Preferably, the degassing component includes degassing room, and the drilling fluid quantitative degasser is further included for compensating
State the gas compensation component of degassing room pressure, the gas compensation component include for connect the degassing room and air the
Four connecting tubes, the 4th connecting tube are equipped with the first solenoid valve for the air to be made to connect or disconnect with the room that deaerates, institute
Detection unit is stated to include for the flowmeter of air mass flow in the 4th connecting tube of detection；
The acquisition module：It is electrically connected with the flowmeter, for acquiring the 4th connecting tube of the flowmeter detection
Interior air mass flow；
The control module：It is electrically connected with first solenoid valve, for the first solenoid valve to be controlled to open or close, with
Make the degassing room and atmosphere or disconnection.
Preferably, the U-tube with atmosphere is equipped in the 4th connecting tube, the U-tube is set on the stream
Between gauge and the degassing room, so that abnormal conditions drilling fluid is discharged from the U-tube, so as to protect the flowmeter.
Preferably, the degassing component includes degassing room, for detecting the second liquid of the indoor liquid level of the degassing
Position meter and the stirring external member for stirring degassing indoor liquid, the liquid input module include heating room, heating member, use
In the first liquid level gauge for detecting the indoor liquid level of the heating and for connecting the second connection for heating room and the room that deaerates
Pipe, the drilling fluid quantitative degasser further include cleaning assembly, and the cleaning assembly includes connecting water source and the room that deaerates
5th connecting tube,
The acquisition module：It is electrically connected with the first liquid level gauge, second liquid level gauge, for acquiring first liquid level
Meter, the heating room of second liquid level gauge detection and the indoor liquid level of degassing, issue the judgment module；
The judgment module：For judging that currently indoor liquid level value and cleaning state will be heated as cleaning state
The heating room liquid level value multilevel iudge of setting, the indoor liquid level value that will deaerate and the degassing room liquid of cleaning state setting
Face height value multilevel iudge, sends a signal to the control module；
The control module：It is electrical connected with heating member, stirring external member, for being turned on and off heating member according to setting,
It is turned on and off stirring external member.
Preferably, the 5th connecting tube is connected with the degassing room by the 6th connecting tube, the 6th connecting tube
Including siphon portion, the one end in the siphon portion and atmosphere, one end of the siphon portion and atmosphere are equipped with to control
Siphon portion processed is electrically connected with atmosphere or the second solenoid valve of disconnection, the control module with the second solenoid valve, with
Open or close second solenoid valve, so as to discharge the liquid in siphon portion.
Preferably, the liquid input module includes heating room, and the degassing component includes degassing room, the heating room
Bottom is equipped with the 7th connecting tube, and the degassing room is equipped with the 8th connecting tube, and the 7th connecting tube is equipped with described for controlling
The third solenoid valve that 7th connecting tube is connected or closed, the 8th connecting tube be equipped with control the 8th connecting tube connection or
The 4th solenoid valve closed, the control module are electrically connected with the third, the 4th solenoid valve, are opened or closed according to setting
Third, the 4th solenoid valve are so as to control the discharge of liquid.
Compared with prior art, the beneficial effects of the present invention are：
It is matched, is realized certainly by control unit and liquid input module, degassing component, gas output precision, detection unit
Dynamic quantitative degassing, due to the setting of gas compensation component, can effectively ensure effective work of gas output precision, meanwhile,
The cooperation of cleaning assembly, control unit and other assemblies realizes the automatic cleaning after automatic deaerating, realizes automation
Quantitative degassing, cleaning.
Description of the drawings
Fig. 1 is a kind of drilling fluid quantitative degasser structural representation Fig. 1 of the present invention；
Fig. 2 is the schematic diagram of drilling fluid quantitative degasser of the present invention；
Fig. 3 is structural representation Fig. 2 of drilling fluid quantitative degasser of the present invention；
Fig. 4 is the part-structure schematic diagram of drilling fluid quantitative degasser of the present invention；
Fig. 5 is the structure diagram of the stirring external member of drilling fluid quantitative degasser of the present invention；
1 in figure, liquid input module；11st, the first constant displacement pump；111st, third solenoid valve；112nd, first filter；12nd, add
Hot jacket part；121st, first shell；122nd, heating member；13rd, the first connecting tube；131st, the first check valve；14th, the second connecting tube；15、
7th connecting tube；151st, the 4th solenoid valve；152nd, the second filter；2nd, deaerate component；21st, second shell；22nd, external member is stirred；
221st, motor fixing frame；222nd, motor；223rd, motor protection case；224th, stirring parts；23rd, the 8th connecting tube；231st, third filters
Device；232nd, the 5th solenoid valve；3rd, gas output precision；31st, the second constant displacement pump；32nd, third connecting tube；321st, the 4th filter；
322nd, the 6th solenoid valve；4th, gas compensation component；41st, the 4th connecting tube；411st, drying section；412nd, U-tube；42nd, the first electromagnetism
Valve；5th, cleaning assembly；51st, the 5th connecting tube；511st, the 8th solenoid valve；512nd, the 5th filter；513rd, the second check valve；52、
6th connecting tube；521st, siphon portion；522nd, second solenoid valve；523rd, the 7th solenoid valve；524th, the 6th filter；525th, the 7th mistake
Filter；6th, detection unit；611st, first liquid level gauge；612nd, second liquid level gauge；621st, the first speed probe；622nd, the second rotating speed
Sensor；631st, the first temperature sensor；632nd, second temperature sensor；64th, pressure sensor；65th, flowmeter；7 controls are single
Member；71st, acquisition module；72nd, judgment module；73rd, control module.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case of step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiment
In.
In the description of the present invention, it should be noted that the instructions such as term " interior ", " outer ", " on ", " under ", "front", "rear"
Orientation or position relationship be based on attached position relationship shown in FIG. 1, be for only for ease of the description present invention and simplify description, and
It is not instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.
With reference to figure 1-5, a kind of drilling fluid quantitative degasser deaerates for drilling fluid, including liquid input module 1, degassing
Component 2, gas output precision 3 are concurrently delivered letters for detecting liquid input module 1, degassing component 2,3 state of gas output precision
Number detection unit 6 and for control the liquid input module 1, degassing component 2, gas output precision 3 control unit
7。
The liquid input module 1 includes constant displacement pump 11, heating external member 12, for connecting the constant displacement pump 1 and heating mantle
First connecting tube 13 of part 12, for the second connecting tube 14 for connecting heating room and next component and for waste liquid to be discharged
The 7th connecting tube 15, the constant displacement pump 11 is equipped with for third solenoid valve that the constant displacement pump 11 is controlled to be connected with drilling fluid
111 and the first filter 112 for filtering, drilling fluid is delivered to the heating external member 12 by the constant displacement pump 11, described
It heating external member 12 and includes first shell 121 and heating member 122, the first shell 121 and heating member 122 form airtight chamber,
Heat room, heating member includes liner and shell (being not marked in figure), is packed into conduction oil in liner, and drilling fluid is from heating member shell
It is flowed between heating member liner and takes away conduction oil heat, to increase drilling fluid temperature；First connecting tube 13 connects described
Constant displacement pump 11 and heating room, first connecting tube, which is equipped with the first check valve 131, prevents drilling fluid return, ensures quantitative de-
Gas；7th connecting tube 15 is connected with the heating room bottom, for that will heat indoor waste liquid discharge, the 7th connecting tube
15 are equipped with the 4th solenoid valve 151 and the second filtering 152.During degassing, drilling fluid under the action of first constant displacement pump 11,
Inside first filter 112, third solenoid valve 111, the first constant displacement pump 11, the heating room is flow to through the first connecting tube,
In heating heating indoor, next component is flow to by the second connecting tube, when excluding waste liquid, the 4th solenoid valve 151 is opened,
The 7th connecting tube 15 is connected, discharges waste liquid.
The degassing component 2 is connect with the liquid input module 1, and the degassing component 2 includes second shell 21, stirring
Component 22 and the 8th connecting tube 23 for discharging waste liquid, the mixing component 22 and second shell 21 form airtight chamber,
Deaerate room, and the mixing component 22 includes motor fixing frame 221, the motor 222 on motor fixing frame 221, for protecting
The stirring parts 224 protected the motor protection case 223 of motor 222 and be connected with motor 222, the stirring parts 224 are located at described
Degassing is indoor, is connect by shaft coupling with the stirring parts 224, and the 8th connecting tube 23 is equipped with 231 He of third filter
5th solenoid valve 232, for controlling the connection and closing of the 8th connecting tube 23, the described 8th connects the 5th solenoid valve 232
Pipe 23 is preferably connected with degassing room bottom, and the degassing room is connect with second connecting tube 14, heats indoor drilling fluid
Degassing room is flowed into through the second connecting tube 14, the motor 222 starts, and the stirring parts 224 is driven to stir, and realizes that drilling fluid takes off
Gas, when needing to discharge waste liquid, the 5th solenoid valve 232 is opened, and the indoor waste liquid of degassing is made to be discharged through the 8th connecting tube 23.
The gas output precision 3 is connect with the degassing component 2, and the gas output precision 3 includes the second constant displacement pump
31 and third connecting tube 32, the third connecting tube 32 is equipped with the 4th filter 321 and the 6th solenoid valve 322, the third
Connecting tube 32 is connected with the degassing room, and drilling fluid passes through in the indoor degassed gas of the degassing in the second constant displacement pump 31
Under the action of discharged by third connecting tube 32, the second constant displacement pump 31 described herein be preferably wriggling aspiration pump.
The drilling fluid quantitative degasser further includes the gas compensation component 4 connected with degassing room, the gas compensation group
Part 4 includes the first electricity that the 4th connecting tube 41 of connection degassing room and air and the 4th connecting tube 41 of control are connected or closed
Magnet valve 42, the 4th connecting tube 41 are equipped with the drying section 411 for dehumidifying so that sucking air is dried, U-tube
412, the U-tube can arrange the liquid into the 4th connecting tube 41 when abnormal conditions occurs in drilling fluid quantitative degasser
Go out, when degassing, first solenoid valve 42 is opened, and makes the degassing room and atmosphere, so as to described in make-up air entrance
Deaerate room..
The drilling fluid quantitative degasser further includes the cleaning assembly 5 for cleaning each component, and the cleaning assembly 5 includes
For connecting the 5th connecting tube 51 at water source, for connecting the 6th connecting tube 52 of the 5th connecting tube 51 and the room that deaerates, institute
The 5th connecting tube 51 is stated equipped with the 8th solenoid valve 511, the 5th filter 512 and the second check valve 513, the described 6th to connect
Take over 52 is equipped with siphon portion 521, described 521 one end of siphon portion and atmosphere, for discharging waste liquid, the siphon portion 521
End is equipped with 522 and the 6th filter of second solenoid valve for the one end in the siphon portion 521 to be controlled to be turned on and off
524, U-shaped portion is further included in the 6th connecting tube 52, between the siphon portion 521 and the degassing room, it is described U-shaped
Portion bottom is equipped with drain pipe (being not marked in figure) with atmosphere, the drain pipe be equipped with for control drain pipe connect or
The 7th solenoid valve 523 and the 7th filter 525 closed；When needing to clean cleaning, by the 5th connecting tube 51 and water source
Connection, clear water enter degassing room through the 5th connecting tube 51, the 6th connecting tube 52, enter heating room through the second connecting tube 14, clear
After washing, the solenoid valves such as second solenoid valve 522, the 7th solenoid valve 523, the 4th solenoid valve 151, the 5th solenoid valve 232 are beaten
It opens, the waste liquid cleaned is discharged.
The detection unit 6 is used to detect the state of each component, and the detection unit 6 includes detecting the indoor liquid of heating
The first liquid level gauge 611 in face, for detect the indoor liquid level that deaerates second liquid level gauge 612, for detecting 11 turns of the first constant displacement pump
First speed probe 621 of speed for detecting the second speed probe 622 of 31 rotating speed of the second constant displacement pump, adds for detecting
First temperature sensor 631 of fluid temperature (F.T.) in hot cell, for detecting the of gas temperature in third connecting tube 32 and pressure
Two temperature sensors 632 and pressure sensor 64, for detecting the flowmeter 65 of air mass flow in the 4th connecting tube 41, this place
It is preferably mass flowmenter to state flowmeter 65.
It is described control unit 7 and liquid input module 1, degassing component 2, gas output precision 3, gas compensation component 4, clear
Wash component 5, detection unit 6 is electrically connected, described control unit 7 include acquisition module 71, judgment module 72, control module 73,
The acquisition module 71 that the acquisition module 71 is connect with 6 each sensor of detection unit, the acquisition module 71 acquire multiple biographies
The data of sensor detection, the judgment module 72 are electrically connected with the acquisition module 71,
Acquisition module 71：It is electrically connected with the detection unit 6, acquires the signal that the detection unit 6 is sent, and send
To described control unit 7；
Judgment module 72：It is electrically connected with the acquisition module 71, receives the signal that the acquisition module 71 is sent, judged
Operating procedure needed for each component sends a signal to described control unit 7；
Control module 73：It is electrically connected with the judgment module 72, receives the signal that the judgment module 72 is sent out, according to
The drilling fluid for setting flow is input to the degassing component 2 by signal control liquid input module 1, controls degassing component 2 by liquid
Body deaerates and by the liquid after degassing by discharging, and control gas output precision 3 is according to setting flow by gained gas by discharging.
The course of work：The information of acquisition is sent to the judgment module 72, the control module by the acquisition module 71
73 with the judgment module 72, first, second constant displacement pump, heating member 12, motor 222, first, second, third, fourth, the
5th, the six, the seven, the 8th solenoid valves are electrically connected, the rotating speed of first, second constant displacement pump that the judgment module 72 will receive
It is worth the tachometer value multilevel iudge with first, second constant displacement pump of setting respectively, signal, the control is sent to the control module 73
Molding block 73 makes it in setting range according to the rotating speed of first, second constant displacement pump of Signal Regulation, and the judgment module 72 will connect
The heating room received or the indoor liquid level of degassing and the heating room of setting or the liquid level value multilevel iudge for the room that deaerates, to
The control module 73 sends signal, and the control module 73 is turned on or off heating member 12 or motor 222 according to signal, prevents
Only dry combustion method or dry de-, the judgment module 72 heats fluid inside temperature compared with the temperature set by what is received, to institute
It states control module 73 and sends signal, the control module 73, which adjusts heating member 12, makes heating fluid inside temperature in setting range
It is interior, the acquisition module 72 by the rotating speed of the motor 222 received with setting motor 222 tachometer value multilevel iudge, will believe
Number the control module 73 is sent to, 73 regulation motor 222 of control module makes its rotating speed in setting range, the control
Module 73 according to setting, open or close first, second, third, fourth, the five, the six, the seven, the 8th solenoid valves open or
It closes, realizes drilling fluid or the entrance of clear water and the discharge of waste liquid.Described control unit 7 and the signal of each inter-module pass
It is defeated, wired or wireless transmission mode may be used.
The drilling fluid quantitative degasser further includes remote monitoring component (not shown), and the acquisition module 71 acquires
Information by wired or be wirelessly transferred to the remote monitoring component, the remote monitoring component turns electric signal
It turns to digital signal to show, in order to the monitoring and management of people.
In degassing, control module 73 controls the first solenoid valve 42, third solenoid valve 111 to open, and drilling fluid is fixed first
Enter heating room under the action of amount pump 11, heating member 12 heats, and drilling fluid enters degassing room after the heating, and control motor 222 is pressed
It is rotated according to setting speed, stirring parts 224 is driven to stir drilling fluid, the 6th solenoid valve 322 of control is opened, and abjection gas enters third
Connecting tube 32, in degassing, when the room pressure that deaerates is less than atmospheric pressure, air enters degassing room by the 4th connecting tube 41,
After degassing, the 4th solenoid valve 151 of opening, the 5th solenoid valve 232 are opened, and waste liquid is discharged；
In cleaning, control module 73 controls the 8th solenoid valve 511 to open, and clear water is through the 5th connecting tube 51 and the 6th connection
Pipe 52 enters degassing room, and the motor 222 is rotated according to setting, drives 224 stirring and washing of stirring parts, clear water is through the second connection
Pipe 14 enters heating room, and cleaning heating room, after cleaning, control module 73 controls second solenoid valve 522, the 7th solenoid valve
523rd, the 4th solenoid valve 151 and the 5th solenoid valve 232 are opened, and waste liquid is discharged.
Claims (10)
1. a kind of drilling fluid quantitative degasser deaerates for drilling fluid, including liquid input module, degassing component, gas output
Component, for detect liquid input module, degassing component, gas output precision state and send signal detection unit and
For controlling the control unit of the liquid input module, degassing component, gas output precision, described control unit includes：
Acquisition module：It is electrically connected with the detection unit, for acquiring the signal that the detection unit is sent, and is sent to institute
State control unit；
Judgment module：It is electrically connected with the acquisition module, for receiving the signal that the acquisition module is sent, judges each component
Required operating procedure, sends a signal to described control unit；
Control module：It is electrically connected with the judgment module, for receiving the signal that the judgment module is sent out, according to signal control
The drilling fluid for setting flow is input to the degassing component by liquid input module processed, and control degassing component is by liquid degassing and incites somebody to action
Liquid discharge after degassing, control gas output precision discharge gained gas according to setting flow.
2. drilling fluid quantitative degasser according to claim 1, it is characterised in that：The liquid input module includes first
Constant displacement pump heats external member, and the heating external member includes heating room, and first be equipped between first constant displacement pump and heating room connects
It takes over, the heating room is equipped with the second connecting tube with the degassing component, and the detection unit is quantitative including detecting described first
First speed probe of revolution speed, for the first temperature sensor for detecting the heating indoor liquid and for detecting
The first liquid level gauge of the indoor liquid level of heating,
The acquisition module：It is electrically connected respectively with first speed probe, the first temperature sensor, first liquid level gauge,
The signal that first speed probe, the first temperature sensor, first liquid level gauge are sent is acquired, and is sent to the judgement mould
Block；
The judgment module：By the tachometer value of the first constant displacement pump of reception with setting tachometer value multilevel iudge, by the temperature of acquisition
Angle value with setting temperature value multilevel iudge, by liquid level value in the heater of acquisition with setting height value multilevel iudge,
Send a signal to the control module；
The control module：According to the signal of judgment module, the rotating speed of first constant displacement pump is controlled to be raised and lowered until institute
It states the first quantitative revolution speed and meets setting condition, begin to warm up or close heating according to liquid surface height controlling heater, control institute
The temperature for stating heater improves or decreases up to the drilling fluid temperature satisfaction setting condition.
3. drilling fluid quantitative degasser according to claim 1, it is characterised in that：The degassing component includes second shell
With stirring external member, the stirring external member includes degassing room, motor and stirring parts, the stirring parts and is connect with motor, the detection
Unit includes detecting the second liquid level gauge of the indoor drilling liquid level of the degassing,
The acquisition module：It is electrically connected with the second liquid level gauge, for acquiring the degassing room of the second liquid level gauge detection
Interior drilling liquid height value, sends a signal to the judgment module；
The judgment module：By the indoor drilling liquid height value of degassing of reception and the liquid level value multilevel iudge of setting,
Send a signal to the control module；
Control module：According to the signal of judgment module, for controlling the electric motor starting or closing, so as to which stirring parts be controlled to stir
Or stop stirring drilling fluid.
4. drilling fluid quantitative degasser according to claim 3, it is characterised in that：The detection unit further includes to examine
The second speed probe of the motor speed is surveyed,
The acquisition module：It is electrically connected with second speed probe, for acquiring the second speed probe detection
Motor tachometer value, send a signal to the judgment module；
The judgment module：For by the tachometer value of the motor received with setting tachometer value multilevel iudge, send a signal to
The control module；
The control module：Rotating speed for controlling the motor reaches the requirement of setting.
5. drilling fluid quantitative degasser according to claim 1, it is characterised in that：The gas output precision includes second
Constant displacement pump, for connecting the third connecting tube of second constant displacement pump and the component that deaerates, the detection unit includes detecting
Second speed probe of the second quantitative revolution speed, for detect the first pressure sensor of third connection overpressure and
For detecting the second temperature sensor of temperature in the third connecting tube, described control unit includes：
The acquisition module：Electrically connect with second speed probe, first pressure sensor, second temperature sensor respectively
It connects, for acquiring the tachometer value of the second constant displacement pump, the first pressure sensor inspection that second speed probe detects
The temperature value in third connecting tube that pressure value, the second temperature sensor in the third connecting tube of survey detect, will adopt
The signal of collection is sent to the judgment module；
The judgment module：For the tachometer value of the second constant displacement pump and the tachometer value multilevel iudge of setting that will be received, will believe
Number it is sent to the control module；
The control module：Tachometer value for controlling second constant displacement pump reaches the requirement of setting.
6. drilling fluid quantitative degasser according to claim 5, it is characterised in that：The degassing component includes degassing room,
The drilling fluid quantitative degasser further includes the gas compensation component for compensating the degassing room pressure, the gas compensation
Component includes the 4th connecting tube for connecting the degassing room and air, and the 4th connecting tube is equipped with described big for making
The first solenoid valve that gas is connected or disconnected with degassing room, the detection unit include detecting air mass flow in the 4th connecting tube
Flowmeter,
The acquisition module：It is electrically connected with the flowmeter, for acquiring in the 4th connecting tube of the flowmeter detection
Air mass flow；
The control module：It is electrically connected with first solenoid valve, for the first solenoid valve to be controlled to open or close, so that institute
State degassing room and atmosphere or disconnection.
7. drilling fluid quantitative degasser according to claim 6, it is characterised in that：In the 4th connecting tube be equipped with
The U-tube of atmosphere, the U-tube be set on the flowmeter and it is described degassing room between so that abnormal conditions drilling fluid from
The U-tube discharge, so as to protect the flowmeter.
8. drilling fluid quantitative degasser according to claim 1, it is characterised in that：The degassing component includes degassing room,
Stirring external member for the second liquid level gauge for detecting the indoor liquid level of the degassing and for stirring degassing indoor liquid,
The liquid input module includes heating room, heating member, for detecting the first liquid level gauge of the indoor liquid level of the heating, with
And the second connecting tube for connecting heating room and the room that deaerates, the drilling fluid quantitative degasser further includes cleaning assembly, described
Cleaning assembly includes the 5th connecting tube for connecting water source and the room that deaerates,
The acquisition module：With the first liquid level gauge, second liquid level gauge be electrically connected, for acquire the first liquid level gauge,
The heating room of second liquid level gauge detection and the indoor liquid level that deaerates, issue the judgment module；
The judgment module：For judging currently to heat indoor liquid level value as cleaning state and set with cleaning state
Heating room liquid level value multilevel iudge, the degassing room liquid level of indoor liquid level value and the cleaning state of deaerating setting is high
Angle value multilevel iudge sends a signal to the control module；
The control module：It is electrical connected with heating member, stirring external member, for being turned on and off heating member according to setting, opens
Or close stirring external member.
9. drilling fluid quantitative degasser according to claim 8, it is characterised in that：5th connecting tube and the degassing
Room is connected by the 6th connecting tube, and the 6th connecting tube includes siphon portion, the one end in the siphon portion and atmosphere, described
Siphon portion and one end of atmosphere are equipped with to control siphon portion and atmosphere or the second solenoid valve of disconnection, the control
Molding block is electrically connected with the second solenoid valve, so that second solenoid valve opens or closes, so as to discharge the liquid in siphon portion
Body.
10. drilling fluid quantitative degasser according to claim 1, it is characterised in that：The liquid input module includes adding
Hot cell, the degassing component include degassing room, and the heating room bottom is equipped with the 7th connecting tube, and the degassing room is equipped with the 8th and connects
It takes over, the 7th connecting tube is equipped with the third solenoid valve for the 7th connecting tube to be controlled to connect or close, and described the
Eight connecting tubes are equipped with the 4th solenoid valve for controlling the 8th connecting tube connection or closing, the control module and described the
3rd, the 4th solenoid valve is electrically connected, and third, the 4th solenoid valve are opened or closed so as to control the discharge of liquid according to setting.
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| CN201711430091.2A CN108150118B (en) | 2017-12-26 | 2017-12-26 | Drilling fluid quantitative degasser |
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