CN1019862B - Automatic kerogen preparation instrument - Google Patents

Automatic kerogen preparation instrument

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Publication number
CN1019862B
CN1019862B CN89104128A CN89104128A CN1019862B CN 1019862 B CN1019862 B CN 1019862B CN 89104128 A CN89104128 A CN 89104128A CN 89104128 A CN89104128 A CN 89104128A CN 1019862 B CN1019862 B CN 1019862B
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CN
China
Prior art keywords
preparation
controller
kerogen
control
time
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CN89104128A
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CN1042418A (en
Inventor
廖细明
林峰
吕中育
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XINAN PETROLEUM COLLEGE
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XINAN PETROLEUM COLLEGE
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Priority to CN89104128A priority Critical patent/CN1019862B/en
Publication of CN1042418A publication Critical patent/CN1042418A/en
Publication of CN1019862B publication Critical patent/CN1019862B/en
Expired legal-status Critical Current

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Abstract

An instrument for automating the preparation of kerogen comprises devices for control, preparation, liquid adding and assistance, and is mainly used for separating kerogen from rocks in petroleum exploration. The method is mainly characterized by automatically completing the kerogen preparation process preset according to the working requirement. Meanwhile, a digital display on the instrument respectively displays the dynamic conditions of executing each flow. After the preparation work is finished, the instrument is automatically stopped and powered off, and the working condition is finished. Solves the problem of harm of toxic substances to human body during the preparation of kerogen.

Description

Automatic preparation instrumnet for root of cheese
The present invention is a kind of kerogen preparing instrument, is used for isolating kerogen from rock sample.
The CIPG-II type kerogen preparing device that the comprehensive group of China Minitry of Geology and Mineral Resources oil geology produces, be by reaction cylinder, drum shape hot water heating jacket or electrothermal furnace, bearing support, hot water temperature controller or manual voltage regulator, insert propeller type mixer in the reaction cylinder, form a cover preparation facilities with 4 reaction cylinders.There is following weak point in existing kerogen preparation facilities:
1. complex operation, labour intensity are big.Need add reagent such as hydrochloric acid, hydrofluorite, water, zinc powder in the preparation process and react, and repeat more than 20 time, by manually-operated, prepare a batch sample can not finish continuously entirely, extremely toxic substance is very big to hazard to person.
2. preparation condition control is inaccurate.Control as temperature, existing hot water type (or electroheating type) preparation facilities, be that reaction cylinder is placed in drum shape heating jacket or the electric furnace, this two kinds of well heaters self temperature fluctuation is big, uniformity coefficient is poor, and it is slow to conduct heat between reaction cylinder and the heating source, thermograde is big, and be subjected to environmental baseline (season, round the clock, atmospheric pressure etc.) influence big, so, must do when once reaching balance the temperature difference before each experiment and test, could select suitable temperature when specimen preparation, its operation also goes wrong easily.The realization that preparation process stirs, be to adopt in each reaction cylinder, to insert stirrer, mode by the driven by motor stirring rod stirs, the method of controlling pressure regulator by hand realizes continuously or interruption stirring and adjusting stirring rate, and repeat repeatedly, have the gap between splash bar and the cylinder cap, extremely toxic substance outwards volatilizees under the heating work condition, cause the pollution of environment, be detrimental to health.React complete after, reactant liquor suction filtration from reaction cylinder is walked, remaining insolubles, lean on manual repeatedly repeat to connect with the mains starts vacuum pump.
3. analytic sample efficient is low, the cycle long, sample quality is poor.Whole preparation kerogen flow process has processes such as hydrochloric acid, hydrofluoric acid treatment, washing, reduction inorganic mineral, oven dry.Conventional device all is to realize said process by manual operation, and preparation process is only limited to the working time carries out can not being prepared work night, causes the analytic sample cycle more than 2 days, even reaches 4 days, and can only analyze 4 samples at every turn.Each reaction cylinder reaction conditions heterogeneity when analyzing a sample simultaneously as if several mugs, bigger error often occurs, because experimental period is long, increases the oxidization time of oxygen to sample, thereby reduces sample quality.
In order to address the above problem; the invention provides the instrument that a cover makes kerogen preparation work robotization; be characterized in: with storage in the required kerogen preparation work procedure information reader; whole instrument is just carried out work by the predetermined work program automatically; be self-clocking, automatic liquid feeding, temperature automatically controlled, automatic stirring, automatic suction filtration, oven dry automatically, automatic sample and protection of instrumentation; simultaneously, the device for digit-displaying on the instrument shows the current intelligence of carrying out each flow process respectively.This machine is each analyzes 3
Individual sample, the cycle is 1 day, purity surpasses state-set standard.Type of heating adopts far infrared heater, and 8 retort place a constant temperature oven, temperature fluctuation<0.5 ℃, uniformity coefficient<1 ℃.Stir and adopt the rotary shaker formula to stir, in retort, charge into nitrogen, make the sample in the retort fundamentally completely cut off nitrogen by gas outlet generation circulation.Operating personnel do not contact extremely toxic substance (hydrofluorite), have fundamentally solved extremely toxic substance for a long time to hazard to person with to the pollution problem of surrounding environment, alleviate people's loaded down with trivial details labour intensity greatly.This instrument performance is stable, and is easy to operate, uses and install no specific conditions requirement.
Fig. 1 is an automatic preparation instrumnet for root of cheese complete machine structure synoptic diagram.
Fig. 2 is an automatic preparation instrumnet for root of cheese circuit structure schematic diagram.
Fig. 3 is the preparation facilities outside drawing.
Fig. 4 is preparation case sectional view.
Fig. 5 is the stirrer sectional view.
Fig. 6 is complete machine control device panel figure.
Fig. 7 is a complete machine control device rear panel wiring diagram.
Fig. 8 is liquid feeding controller panel figure.
Described with reference to Fig. 1, the automatic preparation instrumnet for root of cheese that the present invention constituted comprises 4 major parts, it is complete machine control device (1), preparation facilities (3), liquid-adding device (17-1,17-2,17-3,17-4,17-5,17-6,4,11,12,13,14,10), servicing unit (5,6,7,8,65,10,11,12,13,14).The annexation of each several part is referring to accompanying drawing.
One, complete machine control device
As shown in Figure 2, the complete machine control device is made up of 14 essential parts.
(1) working time program controller
Adopt SK-36 type programmable time controller (51), be used for selected kerogen processing time flow process, in programming mode input (51), by programme control kerogen processing procedure automatically, the while is with the sequential relationship of decimal system number form display process process then.
(2) temperature detecting controller
Adopt the PY39C type can preset digital temperature controller (47), be used for measuring control kerogen preparation temperature, and show the observing and controlling temperature value with digital form.
(3) heating control circuit
By trigger circuit (25,35,36,37,48), controllable silicon 3CT10(30) and the bridge circuit formed of four 2CZ58 diodes (31-34) constitute, under temperature detecting controller (47) control, as the control circuit that heating power supply is provided to well heater.
(4) suction filtration Control Network
Form by time controller (51), relay (52), mode switch (49), A.C. contactor (45), three-phase supply (64), with stored program control system control vacuum pump suction filtration.
(5) mixing time program controller
Adopt SK-36 type programmable time controller (53), be used for establishment and control the stirrer workflow automatically, and show the sequential relationship of stirrer workflow with digital form.
(6) stir speed regulator (57) and stirring rate display (58)
Form by thyristor speed control control circuit and stirring rate digital display circuit.Be used to control, regulate and show the stirring rate of stirrer.
(7) total time controller
Form by SDK-2 time switch clock (46), be used for the kerogen preparing instrument timing controlled of complete machine working time.
(8) relay program-controlled network
Form (42) control complete machine supply network break-make by 3 JQX-10 relays (42,43,44); When control system is out of order, causes the improper heating of heating system and when making preparation the temperature inside the box rise to JUC-3M temperature relay (39) working temperature, cut off the electricity supply (44) control heating power supply by (43) controls (42).
(9) warning circuit
Form by 6 volts of direct supplys (25), hummer (50), relay (43), temperature relay (39), be used to monitor the issuable excess temperature fault of heating system temperature control, simultaneously, send alerting signal.
(10) direct supply (25)
For pilot lamp (26,28), hummer power supply, also be the trigger signal source of controllable silicon (30).
(11) cooling system
Form by two 100FZY2-S aerofoil fans (62,63), be used to reduce the environment temperature in the complete machine control device.
(12) power-supply filter
Adopt 2GB2203-02 power-supply filter (22), to eliminate the noise of supply network.
(13) switch and button
Form by 5 key switchs (20,49,55,56,61) and a button (23).
Wherein (20) control general supply, and (49) are suction filtration mode selector switch, and for stirring power control switch, (56) are for stirring (55)
Mix the mode selector switch, (61) are net fan power control switch, and (23) are complete machine power supply start button.
(14) add fluid controller
Shown in Fig. 2-4.It is by 3 SK-36 type programmable time controllers (19-1,19-2,19-3) and contained 3 relays (18-1,18-2,18-3) and six solenoid valve formations such as (17-1,17-2,17-3,17-4,17-5,17-6) thereof.Wherein (19-1) control adds the hydrochloric acid flow process, (19-2) control adds the hydrofluorite flow process, (19-3) control adds the current journey, solenoid valve (17-1,17-3,17-5) is respectively the by-pass valve control that adds hydrochloric acid, hydrofluorite and water, and other 3 solenoid valves (17-2,17-4,17-6) are for supplying the nitrogen by-pass valve control.
Two, preparation facilities
This device is made up of preparation case and stirrer, and its profile as shown in Figure 3.
(1) preparation case
As shown in Figure 4, the preparation case is made up of retort (66-73) and temperature control box (74-80,38-41).Retort is made cylindrical shape (66) by the polytetrafluoroethylene material, the tank top adds screw cap (70) fastening, caping has filling opening (73), fills nitrogen mouth (71), emission gases hole (72), the jar end, have O-ring gasket (69), teflon membrane filter (68) and the filter tip (67) of leakproof, filter tip to be communicated with receiver (8) by vacuum hose (5), and 8 identical retort become the two-wire arrangement to place the preparation case.The preparation case is made double-deck cuboid inner bag (75) by corrosion resistant plate, filling glass wool (76) insulation material between the ectonexine, and the acidproof plastic housing of cabinet shell covering (77) is equipped with far infrared heater (38), BA in the case 2Type platinum resistance (40), temperature relay (39), and by the centrifugal blower of DO5012 type motor (41) and centrifugation blade (79) formation, hot-fluid adjustment sheet (78), supply socket (80).The preparation case is fixed on the stirrer by four angle steel (74).Well heater provides thermal source for the preparation case, platinum resistance provides the measurement and control of temperature signal for the PY39C temperature controller, (39) transmission causes the issuable excess temperature signal of improper heating because of the temperature-controlling system institute of being out of order, blower fan makes the temperature inside the box even, and can be different as requested, select different excess temperature signals, it can be regulated in environment temperature to 2000 ℃.The circuit control section is seen Fig. 2-1.
(2) stirrer
As shown in Figure 5.By frame (81), U60//40 motors (59), protective layer (82), aluminium sheet (83), eccentric crankshaft (84), barrel-shaped bearing (85), motor and crank pulley (87,90) belts (91), speed pickup (60), fixedly part such as support (89), socket (88) constitutes.Stirrer top is connected with the preparation case by four angle steel, drives eccentric crankshaft by drive of motor by belt pulley and rotates, and rotatablely moves thereby the preparation case is produced, and reaches the purpose that reaction pot liquid and sample stir.Stirring rate requires different according to reaction, can regulate in 0-450 rev/min, and speed pickup is transferred to velocity display circuit with tach signal, is shown by device for digit-displaying, and its circuit structure is seen Fig. 2-2.
Three, liquid-adding device
As shown in Figure 1, by adding fluid controller (19-1,19-2,19-3), 3 liquid electromagnetic valves (17-2,17-4,17-6), 3 gas solenoid valves (17-1,17-3,17-5), add fluid catheter (7-4), hydrochloric acid and stock that jar (7-1), hydrofluorite are stocked jar (7-2), distilled water is stocked jar (7-3), a nitrogen conduit (14), retort escape pipe (15), flowmeter (10), needle valve (11), reduction valve (13), nitrogen cylinder formations such as (12).By (19-1,19-2,19-3) control electromagnetic valve, the pressure by nitrogen gas generation makes reactant liquor, according to the requirement of reaction process, successively is pressed into retort.So fundamentally solved the problem that people repeatedly contact extremely toxic substance.Circuit structure is shown in Fig. 2-4.
Four, servicing unit
As shown in Figure 1.By filling nitrogen and suction filtration two parts are formed.Fill the nitrogen part and be made up of (10-15), charge into nitrogen in the retort, avoid sample to be exposed to oxidation takes place in the air, nitrogen is discharged by the gas outlet.Suction filtration part by vacuum pump (65), Drexel bottle (7), safety flack (6), waste liquid stock jar (8), vacuum hose (5) is formed.Mainly by the suction function of vacuum pump generation, the liquid in the suction filtration retort flows into its and stocks jar.By setting the workflow Control work, circuit structure is shown in Fig. 2-3 by the suction filtration Control Network for vacuum pump.
The feature of the present invention of above-mentioned introduction has following advantage:
1. specimen preparation robotization, enter retort from sample after, promptly under the control of the program of enrolling, carry out work, until the end of whole preparation work, all under unmanned situation, finish, instrument itself has security system and automatic alarm system.
2. high efficiency.Can in entire reaction course, analyze 8 samples, only need the time, once can only analyze 4 samples, need the deficiency more than 48 hours, shorten the kerogenic cycle of preparation thereby solved present device by different requirements.
3. use the rotary shaker stirred sample, not only stir fully, quantitatively control, and cancelled the stirring rod of inserting in the reaction cylinder, strengthened sealing, solved of the pollution of long-standing kerogen preparation process, can prevent the harm of extremely toxic substance effectively human body to environment.
1. specimen preparation quality height, organic yield rate is big.
The effect of panel operating key
(1) complete machine control device front panel
As shown in Figure 6.
1. switch
This key of " general supply " switch-press, and general supply (~220V) switch connection, corresponding pilot lamp (26) is bright; Switch resets, and cuts off general supply.
" startup " button-click key starts supply network, and to the complete machine power supply, pilot lamp (28) is bright.
" stirring " switch-press key is powered to stirring system.
" be interrupted " switch-press key continuously, the stirrer continuous stirring, switch resets, and stirrer is in to be interrupted and stirs duty.
" fan " switch-press key, radiator fan work.
2. temperature control part branch
" set continuously "-the temperature control mode selector switch.In " continuously " position, (47) control heating system heats continuously.In " setting " position, (47) are by set temperature value control heating.
" temperature setting "-temperature is set toggle switch.It is made of 4 decimal number code wheel toggle switchs and a bit sign bit switch, can choose the temperature control scope wantonly by it, and its range of choice is in environment temperature~200 ℃.
" display screen "-nixie display shows the observing and controlling temperature value.
: pilot lamp "-light emitting diode.Lamp goes out, the expression heating, on the contrary do not heat.
3. speed governing part
" speed governing "-speed-regulating potentiometer.Be used for regulating agitator speed, range of adjustment is 0-450 rev/min.
" rotation speed n/MIN " nixie display, demonstration agitator speed value (rev/min).
4. working time part
" proof-reading programming "-status switch.Status switch is placed " check and correction " (51) can proofread clock; Place " programming ", (51) are in programming state, can work out and change original program, place " work ", and (51) are in normal operating conditions.
" working time "-nixie display.Show working time and the time-program(me) of being worked out with 24 hours systems.
" when increasing "-pushbutton switch.Click key, hour numerical value adds 1.
" when subtracting "-pushbutton switch.Click key, hour numerical value subtracts 1.
" increase branch "-pushbutton switch.Click key, fractional value adds 1.
" subtract branch "-pushbutton switch.Click key, fractional value subtracts 1.
" input "-pushbutton switch.Status switch places " programming ", clicks key, can import into the time that shows, places " check and correction ", can import into the reference time that shows, i.e. check and correction.
" stepping "-pushbutton switch.(51) be in " programming " state, click key and show a time-program(me).
" removing "-pushbutton switch.When (51) being in programming state, click key, can remove the time-program(me) that shows.
" suction filtration "-light emitting diode.The bright expression suction filtration of lamp system works, on the contrary do not work.
5. mixing time part
" mixing time "-nixie display shows mixing time and the time-program(me) of being worked out with 24 hours systems.
" stirring "-light emitting diode.The bright expression stirrer work of lamp, on the contrary do not work.
The effect of other pushbutton switch is identical with the effect of " working time part " each corresponding pushbutton switch.
(2) complete machine control device rear panel
As shown in Figure 7.
" stirring " socket-be connected with stirring motor (59) in the preparation case transmits working power for (59).
" warning " socket-be connected with preparation the temperature inside the box relay (39) transmits because of the issuable excess temperature signal of heating system fault for the warning circuit in the complete machine control device.
" sensor " socket-join with the interior platinum resistance (40) of preparation case transmits temperature information for temperature detecting controller (47).
" protective tube "-power safety pipe, its cut-off current are 3A.
" power supply " socket-complete machine power supply base.
" suction filtration " socket-be connected with contactor (45) in the servicing unit is (45) output power supply.
" motor " socket-give the preparation case interior hot-fluid motor (41) output power supply.
" " binding post-confession instrument casing ground connection.
" electric furnace " binding post-export heating power supply for well heater (38).
" liquid feeding power supply " socket-for adding the fluid controller output power supply.
" regularly socket "-from adding fluid controller incoming timing control signal.
(3) liquid feeding controller panel
As shown in Figure 8.
1. " add water " partly-setting can be added storage in the current journey reader, and show the liquid feeding control program with 24 hours systems.
2. " add hydrochloric acid " partly-setting can be added storage in the hydrochloric acid flow process reader, and add the hydrofluorite control program with system demonstration in 24 hours.
3, " add hydrofluorite " partly-setting can be added storage in the hydrofluorite flow process reader, and add the hydrofluorite control program with system demonstration in 24 hours.
4. switch
" adding water "-switch is at reset mode, and expression places and adds water management automatically; Press switch, expression places and manually adds water management.
" adding hydrochloric acid "-switch is at reset mode, and expression places and adds hydrochloric acid control automatically; Press switch, expression places and manually adds hydrochloric acid control.
" adding hydrofluorite "-switch is at reset mode, and expression places and adds hydrofluorite control automatically; Press switch, expression places and manually adds hydrofluorite control.
5. " total time controller "-set complete machine working time
Be an embodiment of this invention below, to be described further.
I, using method
Shown in Fig. 6,7,8.
(1) stube cable and supply line between preparation facilities, servicing unit, liquid-adding device and complete machine control device are installed.
(2) earlier sample and reagent are added retort respectively and stock in the jar, build lid, with to be used.
(3) the total time controller on the liquid feeding controller panel is placed the timing working state.
(4) connect working power.Promptly press " general supply " on ﹠ off switch, click " startup " on ﹠ off switch again, the complete machine working power is connected, and uses other power control key later on as required.
(5) select preparation temperature: the mode selector switch is placed " setting ", set toggle switch by temperature and set preparation temperature, temperature detecting controller (47) is realized temperature automatically controlled.Switch is placed " continuously ", this mode is generally seldom adopted in (47) control heating continuously.
(6) input working time flow process
1. check and correction clock-status switch is placed " check and correction ", by " when increasing (branchs) " or " when subtracting (branch) " on ﹠ off switch, required time is arrived in the school, treats that this time arrival promptly clicks " input " key, and clock i.e. school is good, and starts working.
2. authorized strength work flow process-status switch is placed " programming ", this moment, display screen showed "-", if any time showing, can eliminate by " removing " key, on display screen, show changing the fixed time with calibration method again, click " input " key, this time has just stored, and clicks " stepping " key again, demonstrates next blank storage element "-", the journey process of sequeling that uses the same method down can be worked out 36 time signals (signal interval 〉=1 minute) at most.
3. change program-status switch is placed " programming " by pressing " removing " key behind " stepping " key, is imported into needed program earlier again.
4. put duty-status switch is placed " work ", if any the program that weaves, working time program controller (51) will be controlled complete machine work automatically by the time-program(me) of being worked out.
(7) input mixing time flow process: import stirrer working time flow process as required, the method for operating of using mixing time program controller (53) establishment (selection) stirrer working time flow process is with (six).
(8) select alr mode: when selecting " interruption " alr mode, " 4 are interrupted continuously " switch is placed (not button) state that resets, can realize that interruption stirs control.As selecting " continuously " alr mode, then its on ﹠ off switch is pressed, can realize continuous stirring control.
(9) select stirring rate: regulate " speed governing " potentiometer, stirrer is stirred by required rotating speed.
(10) input liquid feeding flow process: according to the liquid feeding requirements of process, input adds the flow process of hydrochloric acid, hydrofluorite, water, uses the method for operating of liquid feeding program controller (19-1,19-2,19-3) input liquid feeding flow process identical with (six).
II, automatic preparation instrumnet for root of cheese basic functional principle
As shown in Figure 2.According to finishing specimen preparation process required time, total time controller (46) is placed the definition status (switch contact of (46) (16) connection) of required time, connect switch (20) earlier, after click start button (23), relay (42) and (44) work, external power supply (~220V) complete machine is powered through normal battle the in (42) and (44).According to kerogen preparation flow needs, each several part is placed duty then, later complete machine will be finished the kerogen preparation flow automatically, now narrate basic functional principle.
(1) temperature detecting controller and heating system
After the preparation temperature value is set, when if preparation the temperature inside the box value is lower than set temperature value, platinum resistance thermometer sensor, (40) sensor will prepare the temperature inside the box information and pass to temperature detecting controller (47), (47) the normally closed point of pilot relay (48) is in on-state behind the detected temperatures signal, so the positive 1.5V DC voltage that is obtained by diode (36,37) and resistance (35) dividing potential drop adds controlled through (48) normally closed point
The control utmost point (g) of silicon (30), make (30) conducting, heating power supply (~220V) through four diodes (31-34), controllable silicon (30) and relay (44) are given well heater (38) power supply heating, when preparation the temperature inside the box value is equal to or greater than set temperature value, platinum resistance (40) is passed to (47) with its temperature information, (47) detect back pilot relay (48) work, (48) normal adhesive battle, with diode (36,37) and often the make war control utmost point (g) of adding controllable silicon (30) of negative 4.5 volts DC voltage of obtaining of resistance (35) dividing potential drop, make (30) be blocking state, cut off heating source, stop heating.Constantly implement above-mentioned control procedure, just realized control constant heating in the preparation case.
(2) sample preparation flow process control
According to preparation work time flow needs, by working time program controller (51), storage in the sample preparation flow process input (51) is got up, finish in the treatment scheme in automatic control, when working time program controller (51) is carried out first time-program(me), pilot relay (52) and contactor (45) are in off position, this control procedure, control preparation sample system is finished the work of treatment of first preparation flow in the whole preparation sample flow process, this process is carried out second time-program(me) at once in case finish (51), pilot relay (52) and contactor (45) work, make three-phase supply (64) give vacuum pump (65) powered operation, realize second the time-program(me) control suction filtration course of work for the first time through (45).This process finishes, and (51) carry out the 3rd time-program(me) at once, and the control preparation system is finished the work of treatment of second preparation flow, this flow process is once end, then carry out the 4th time-program(me), and control 52,45,65 work again, finish the suction filtration course of work for the second time.According to above-mentioned control principle, the follow-up time program of (51) storage will constantly repeat above control procedure, reach the purpose of finishing set treatment scheme automatically.
(3) stir workflow control
When selection is interrupted alr mode, storage in the mixing time program that will set arbitrarily earlier (can set 36 time-program(me)s at most) the input mixing time program controller (53), behind the connection switch (55), stirrer will carry out work by the flow process of setting.
When (53) carry out first time-program(me), pilot relay (54) is not worked, power supply (~220V) give stirring speed regulator (57), stirring rate display (58) and agitator system power supply through 54,56, stirrer is started working (stirring), and speed pickup this moment (60) is passed to the stirring rate display with stirring rate information and is shown.When (53) carried out second time-program(me), pilot relay (54) work was cut off the stirrer working power and is made stirrer stop to stir.When (53) carry out the 3rd time-program(me), (53) control stirrer work again, when carrying out the 4th time-program(me), (53) the control stirrer quits work, so constantly repeat above-mentioned control mode, stirrer will automatically be realized according to the time-program(me) that (53) are set being interrupted stirring the course of work.As switch (56) being placed continuous position, stirrer continuous working (stirring).
(4) liquid feeding control procedure
Shown in Fig. 2-4,, the control flow that adds hydrochloric acid, hydrofluorite, water is set as required respectively earlier according to national regulation kerogen preparation standard.For example when (19-1) carries out first time-program(me), control two solenoid valves (17-1,17-2) and do not work (two valves cut out), this moment is not for adding the hydrochloric acid state of a control.When (19-1) carries out second time-program(me), (19-1) pilot relay (18-1), solenoid valve (17-1) and (17-2) work, wherein solenoid valve (17-2) is opened the nitrogen valve, make nitrogen add hydrochloric acid and stock in jar (7-1), another solenoid valve (17-1) is opened the liquid feeding channel valve that hydrochloric acid is stocked jar coupled reaction jar.Because the hydrochloric acid of sealing is stocked pot liquid and is subjected to nitrogen gas pressure (as required optional air pressure) effect, make hydrochloric acid stock the pot liquid pressurized and in hydrodynamic is gone into retort, to realize for the first time liquid feeding control procedure automatically.When (19-1) carried out the 3rd time-program(me), (19-1) control electromagnetic valve (17-1,17-2) quit work, and cut off liquid road and the gas circuit that adds hydrochloric acid system respectively simultaneously by (17-1,17-2), to stop to add the hydrochloric acid process.When (19-1) carried out the 4th time-program(me), the liquid road and the valve of gas circuit that adds hydrochloric acid system opened in control (17-1,17-2) for the second time, to realize the liquid feeding control procedure second time.Add the hydrochloric acid flow process according to what set, constantly repeat above-mentioned control procedure, just can reach the purpose that automatic control adds hydrochloric acid.About Jia Shui, add hydrofluorite control with to add the hydrochloric acid control procedure identical, its narration is omitted.
(5) automatic protective system
Be out of order as temperature-controlling system, cause the improper heating of heating system and when making the temperature of preparation the temperature inside the box when being raised to the adhesive of temperature relay (39) contact, 220 volts of AC power are given relay (43) powered operation through the contact of temperature relay (39), wherein 6 volts of DC voltage are given hummer (50) power supply through the normal battle of (43), make (50) produce alerting signal, simultaneously, normally closed some disconnection because of (43), relay (42,44) is quit work, cut off complete machine power supply (except that 6 volts of direct supplys) by (42,44), complete machine is quit work.Thereby protected the safety of complete machine effectively and avoided destroying sample.
(6) shut down control
The timing of setting as (46) arrives.(46) switch contact (16) disconnects, relay (42,44) is quit work, cut off the electricity supply by (42,44), complete machine finishes normal operating conditions, in order to guarantee that the preparation work garden completely finishes, require the timing of total time controller setting to equal (or greater than) the specimen preparation aggregate demand time.

Claims (9)

1, a kind of kerogen preparing instrument is used for isolating the cheese utmost point from rock sample, comprises control device, manufacturing installation, and liquid-adding device and servicing unit is characterized in that:
A. described control device is a kind of complete machine control device, comprises working time program controller as shown in Figure 2, temperature detecting controller, heating control circuit, suction filtration Control Network, mixing time program controller, stir speed regulator and stirring rate display, total time controller, relay program-controlled network, warning circuit, direct supply, cooling system, power-supply filter, switch and button add fluid controller;
B. described preparation facilities comprises preparation case as shown in Figure 4, stirrer as shown in Figure 5;
C. described liquid-adding device comprises the fluid controller that adds as described in Figure 1, liquid electromagnetic valve, and gas solenoid valve adds fluid catheter, and hydrochloric acid is stocked jar, and hydrofluorite is stocked jar, and distilled water is stocked jar, nitrogen conduit, retort escape pipe, flowmeter, needle valve, reduction valve, chlorine cylinder;
D. described servicing unit comprise as shown in Figure 1 fill nitrogen part (10-15), the vacuum pump (65), Drexel bottle (7), safety flack (6), the waste liquid that belong to the suction filtration part are stocked jar (8), a vacuum hose (5).
2, kerogen preparing instrument according to claim 1 is characterized in that complete machine working time program controller, stirs controller, temperature measurement controller, and the suction filtration Control Network adds fluid controller, is provided with nixie display and shows.
3, kerogen preparing instrument according to claim 1 is characterized in that the tank top of retort adds the screw cap fastening, and tops has filling opening, fills the chlorine mouth, emission gases hole, 8 identical retort divide two rows to place the preparation case.
4, kerogen preparing instrument according to claim 1 is characterized in that preparing case and makes double-deck cuboid inner bag by corrosion resistant plate, filling glass wool insulation between the ectonexine, the acidproof plastic housing of cabinet shell covering.
5, according to claim 1 or 3 or 4 described kerogen preparing instruments, it is characterized in that the lower end for preparing case is connected with 4 angle steel with the upper end of stirrer, the speed of stirrer can be regulated.
CN89104128A 1989-11-15 1989-11-15 Automatic kerogen preparation instrument Expired CN1019862B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN89104128A CN1019862B (en) 1989-11-15 1989-11-15 Automatic kerogen preparation instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN89104128A CN1019862B (en) 1989-11-15 1989-11-15 Automatic kerogen preparation instrument

Publications (2)

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CN1042418A CN1042418A (en) 1990-05-23
CN1019862B true CN1019862B (en) 1992-12-30

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104833552A (en) * 2014-02-09 2015-08-12 中国科学院寒区旱区环境与工程研究所 Apparatus for improving reaction efficiency of hydrofluoric acid and silicate rock in process of extraction of sporopollen
CN104307415A (en) * 2014-11-11 2015-01-28 四川省科源工程技术测试中心 Kerogen separation equipment
CN107132366B (en) * 2017-06-28 2019-09-20 中国海洋石油集团有限公司 A kind of kerogen automatic analytical instrument
CN110562926B (en) * 2019-09-10 2023-08-01 南宁绿普环保科技有限责任公司 Portable chlorine dioxide generator
CN110988258A (en) * 2019-11-14 2020-04-10 大庆油田有限责任公司 Automatic kerogen leaching instrument and use method thereof

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