CN108267434A - Indicate the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of oil inclusions maturity - Google Patents
Indicate the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of oil inclusions maturity Download PDFInfo
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- CN108267434A CN108267434A CN201810117458.3A CN201810117458A CN108267434A CN 108267434 A CN108267434 A CN 108267434A CN 201810117458 A CN201810117458 A CN 201810117458A CN 108267434 A CN108267434 A CN 108267434A
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- water
- collector
- autoclave body
- fluorescence
- temperature
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N2021/6417—Spectrofluorimetric devices
Abstract
The present invention provides a kind of hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device for indicating oil inclusions maturity,Including water tank,Hand pump,Reaction kettle,Water-cooled vessel,Collector and optical fiber detector,Collector is located in water-cooled vessel,Collector is connect with optical fiber detector,Reaction kettle includes insulating layer and autoclave body,Heater is equipped between insulating layer and autoclave body,The top of autoclave body offers outage,Outage is connected with the water inlet of collector,Mud stone is placed in autoclave body,Water in water tank is injected separately by autoclave body and collector by hand pump,Heater heats autoclave body,Temperature is passed to the water in autoclave body by autoclave body after being heated,After water heating in autoclave body,Mud stone generates crude oil,When the pressure in collector is less than the pressure in autoclave body,Crude oil passes through outage,The water inlet of collector enters in collector,The fluorescence spectrum of crude oil is measured by optical fiber detector.Apparatus structure provided by the invention is simple, easy to operate, measurement result is accurate.
Description
Technical field
The present invention relates to hydrocarbon generation simulating device technical field more particularly to a kind of hydrocarbon source rocks for indicating oil inclusions maturity
Hydrocarbon process fluorescence in situ observation device.
Background technology
Oil inclusions fluorescence color and maturity relationship are that the important prerequisite of Hydrocarbon Formation Reservoirs research is carried out using oil inclusions.
It is generally acknowledged that yellow fluorescence oil inclusions maturity is less than blue-fluorescence oil inclusions maturity, as oil inclusions maturity increases
Add, oil inclusions fluorescence color is deviated to shortwave direction, i.e., " blue shift ", otherwise is " red shift ".However, oil inclusions fluorescence color
Dispute is always existed with its maturity relationship, indicates whether the maturity of inclusion enclave oil is reliable using oil inclusions fluorescent characteristics
Up to the present there are no final conclusions.
Simulate hydrocarbon source rock oil generation during crude oil fluorescence develop can with indirect verification generate oil fluorescence color variation with
Relationship between its thermal maturity.Although conventional hydrocarbon analogy method is demonstrated as maturity increases, the fluorescence face of crude oil
Blue shift occurs for color.However, current method also there are it is apparent the defects of, for example, not accounting for the pressure in hydrocarbon simulation process
Variation generates oily light component and scatters and disappears, detects kerogenic fluorescence color, it is impossible to the fluorescence color of in-situ observation generation oil.These
Defect causes still cannot effectively obtain the fluorescence color of generation oil by conventional hydrocarbon analogy method, due to wanting sampling and testing glimmering
Light, when sampling, can lose component, it is impossible to ensure to take out oil consistent with the oil ingredient actually generated, cause conventional Oil generation modeling experiment
The fluorescent characteristics obtained and the fluorescent characteristics for actually generating oil have bigger difference.
Invention content
In view of this, the hydrocarbon primary rock producing hydrocarbon process the present invention provides the instruction oil inclusions maturity for not needing to sampling is former
Position fluorescence observation device.
The present invention provides a kind of hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device for indicating oil inclusions maturity, including
Water tank, hand pump, reaction kettle, water-cooled vessel, collector and optical fiber detector, water is held in the water tank, and the water cooling is held
Device is hollow structure, water filling in the water-cooled vessel, and the collector is located in water-cooled vessel, the collector and fiber laser arrays
Device connects, and the reaction kettle includes insulating layer and autoclave body, and heater, the hand pump are equipped between the insulating layer and autoclave body
Oral siphon connection water tank water outlet, the outlet pipe of the hand pump connects the water inlet of the water inlet and autoclave body of collector respectively
Mouthful, the top of the autoclave body offers outage, and the outage is connected with the water inlet of collector, and mud is placed in the autoclave body
Water in water tank is injected separately into autoclave body and collector by rock by hand pump, and the heater heats autoclave body, and the autoclave body is added
Temperature passes to the water in autoclave body, after the water heating in the autoclave body, the mud stone generates crude oil, when in collector after heat
When pressure is less than the pressure in autoclave body, the crude oil is entered by the water inlet of outage, collector in collector, is held in water cooling
Under the water filling pressurization of cool effect and the hand pump of water in device, the crude oil keeps single while temperature reduces
One liquid phase, the fluorescence spectrum of the crude oil are measured by optical fiber detector.
Further, the upper end transparent visual of the collector, the optical fiber detector include optical-fiber fluorescent probe, purple
Outer excitation light source and Fluorescence Spectrometer, the optical-fiber fluorescent probe are connected to the upper end of collector, and the optical-fiber fluorescent probe leads to
Optical fiber is crossed to connect with burst of ultraviolel light source and Fluorescence Spectrometer, the UV light permeability collector that the burst of ultraviolel light source is sent out
Upper end is received by optical-fiber fluorescent probe, and ultraviolet lighting is mapped in collector by the optical-fiber fluorescent probe after receiving the ultraviolet light
Crude oil on, while the optical-fiber fluorescent probe receives the fluorescence of crude oil excitation, Fluorescence Spectrometer based on crude excitation
Fluorescence obtains the fluorescence spectrum of crude oil.
Further, the collector is up-narrow and down-wide vertebral body structure, and the upper end of the water-cooled vessel is provided with first and leads to
The shape of hole, the shape of the first through hole and the upper end of collector matches, the upper end of the collector and water-cooled vessel
Upper end connects.
Further, temperature sensor is placed on the heater, the temperature sensor connects the first thermometer, institute
The temperature of temperature sensor measurement heater is stated, and the temperature of measurement is sent to the first thermometer, first thermometer refers to
Show the temperature of heater.
Further, the outlet pipe of the hand pump connects the first branch pipe and the second branch pipe, the water outlet of first branch pipe
The water inlet of mouth connection collector, the water inlet of the collector are arranged on the bottom end of collector, the water outlet of second branch pipe
The water inlet of mouth connection autoclave body.
Further, the upper end of the collector is equipped with fourth hole, and the fourth hole connects the 4th pipeline, by the
Four through-holes and the 4th pipeline discharge the crude oil in collector.
Further, the lower end of the water-cooled vessel is provided with third through-hole, and the third through-hole connects the second pipeline, described
Water in water-cooled vessel is discharged by third through-hole and the second pipeline.
Further, temperature probe is placed in the autoclave body, the temperature probe connects second temperature table, and the thermometric is visited
Head measures the temperature in autoclave body, and the temperature measured is sent to second temperature table, and the second temperature table is indicated in autoclave body
Temperature.
Further, the side of the water-cooled vessel is provided with the second through-hole, and second through-hole connects the first pipeline, described
The water inlet connection aqua storage tank of first pipeline, holds water in the aqua storage tank, and the water in the aqua storage tank is through the first pipeline and the
Two through-holes are flowed into water-cooled vessel.
Further, first branch pipe is equipped with first pressure gauge, and the first pressure gauge is received to measure and indicate
Pressure in storage, second branch pipe are equipped with second pressure gauge, and the second pressure gauge is measuring and indicate in autoclave body
Pressure.
The advantageous effect that technical solution provided by the invention is brought is：Apparatus structure provided by the invention is simple, operation letter
Just；For the present invention by the way that optical fiber detector and collector are directly connected to, the glimmering of crude oil can be carried out by realizing not needing to sample
Light spectrum test process, greatly ensure that the fluorescence of tested crude oil can really reflect that hydrocarbon source rock initially generates the glimmering of oil
Light feature；Device provided by the invention can not only reduce the temperature of crude oil, and can carry using water-cooled vessel and hand pump
For higher pressure, effectively avoid crude oil that gas-liquid separation occurs；It being capable of Simulation of Crude Oil generation, row using device provided by the invention
Go out and be gathered in the process of oil reservoir.
Description of the drawings
Fig. 1 is a kind of knot for the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device for indicating oil inclusions maturity of the present invention
Structure schematic diagram.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
It please refers to Fig.1, the embodiment provides a kind of hydrocarbon primary rock producing hydrocarbon processes for indicating oil inclusions maturity
Fluorescence in situ observation device, including water tank 1, hand pump 2, reaction kettle 3, water-cooled vessel 4, collector 5,6 and of optical fiber detector
Hold water in aqua storage tank 7, water tank 1 and aqua storage tank 7, optical fiber detector 6 is detecting the fluorescence spectrum of crude oil, fiber laser arrays
Device 6 includes optical-fiber fluorescent probe 61, burst of ultraviolel light source 62 and Fluorescence Spectrometer 63, and optical-fiber fluorescent probe 61 passes through optical fiber 64
It is connect with burst of ultraviolel light source 62, Fluorescence Spectrometer 63, reaction kettle 3 includes insulating layer 31 and autoclave body 32, and water-cooled vessel 4 is hollow
Structure, water-cooled vessel 4 are located at the lower section of aqua storage tank 7, and by the water filling into water-cooled vessel 4 of aqua storage tank 7, collector 5 is located at water cooling
In container 4, collector 5 is connect with optical fiber detector 6.
The oral siphon 21 of hand pump 2 connects the water outlet of water tank 1, and the outlet pipe 22 of hand pump 2 connects 221 He of the first branch pipe
Second branch pipe 222, the water inlet of the water outlet connection collector 5 of the first branch pipe 221, the water inlet of collector 5 are arranged on collection
The bottom end of device 5, the water inlet of the water outlet connection autoclave body 32 of the second branch pipe 222, can be noted the water in water tank 1 by hand pump 2
Enter collector 5 and autoclave body 32.
Heater 33 is equipped between insulating layer 31 and autoclave body 32, for heater 33 to heat autoclave body 32, insulating layer 31 plays guarantor
Temperature acts on, and temperature sensor 34 is placed on heater 33, and temperature sensor 34 connects the first thermometer 341, temperature sensor
The temperature of 34 HEATER FOR MEASURINGs 33, and the temperature of measurement is sent to the first thermometer 341, it indicates to add on the first thermometer 341
The temperature of hot device 33, autoclave body 32 are up-narrow and down-wide conical structure, and the top of autoclave body 32 is equipped with outage 321, in autoclave body 32
It is placed with temperature probe 322, temperature probe 322 connects second temperature table 323, and temperature probe 322 is measuring in autoclave body 32
Temperature, and the temperature of measurement is sent to second temperature table 323, second temperature table 323 indicates the temperature in autoclave body 32；One implements
In example, heater 33 selects resistance type heater, and a diameter of 50cm of the bottom surface of autoclave body 32, the height of autoclave body 32 is 80cm.
The upper end of water-cooled vessel 4 is provided with first through hole 41, and the side of water-cooled vessel 4 is provided with the second through-hole 42, the second through-hole
42 the first pipelines 421 of connection, the water outlet of the water inlet connection aqua storage tank 7 of the first pipeline 421, under the effect of gravity, aqua storage tank 7
Interior water is flowed by the first pipeline 421 and the second through-hole 42 in water-cooled vessel 4, and the lower end of water-cooled vessel 4 is provided with third through-hole
43, third through-hole 43 connects the second pipeline 431, and the water in water-cooled vessel 4 is discharged by 43 and second pipeline 431 of third through-hole,
Water upper entering and lower leaving in water-cooled vessel 4 forms SAPMAC method.
Collector 5 is up-narrow and down-wide cone structure, and the water inlet of collector 5 passes through the top of third pipeline 35 and autoclave body 32
The outage 321 at end connects, the upper end transparent visual of collector 5, the shape of the upper end of collector 5 and the shape of first through hole 41
Match, the upper end of collector 5 is fixedly connected with the upper end of water-cooled vessel 4, the upper end of collector 5 also with optical-fiber fluorescent probe 61
Connection, the upper end of collector 5 are equipped with fourth hole 51, and fourth hole 51 connects the 4th pipeline 52.
The oral siphon 21 of hand pump 2 is equipped with the first valve 211, and the first branch pipe 221 is equipped with the second valve 2211 and the
One pressure gauge 2212, for first pressure gauge 2212 to measure and indicate the pressure in collector 5, the second branch pipe 222 is equipped with the
Three valves 2221 and second pressure gauge 2222, to measure and indicate the pressure in autoclave body 32, first manages second pressure gauge 2222
Line 421 is equipped with the 4th valve 4211 and third pressure gauge 4212, and third pressure gauge 4212 is measuring and indicate water-cooled vessel 4
Interior pressure, third pipeline 35 are equipped with the 5th valve 351, and the 4th pipeline 52 is equipped with the 6th valve 521.
During using unit simulation hydrocarbon process provided by the invention, the mud stone 8 of experiment is put into autoclave body 32, opens the
One valve 211 and third valve 2221 shake hand pump 2 and inject the water in water tank 1 in autoclave body 32, and fill autoclave body 32, together
When open the second valve 2211, hand pump 2 is shaken by the water injection collector 5 in water tank 1, and fill collector 5, by adding
Hot device 33 heats autoclave body 32, and temperature is passed to the water in autoclave body 32 by autoclave body 32, and after the water heating in autoclave body 32, mud stone 8 generates
Crude oil opens the 4th valve 4211, and the water in aqua storage tank 7 is flowed into water-cooled vessel 4, and the water in water-cooled vessel 4 forms SAPMAC method,
The reading of first pressure gauge 2212 and second pressure gauge 2222 is observed, the reading of control first pressure gauge 2212 is less than second pressure
The reading of table 2222 ensures that the pressure in collector 5 less than the pressure in autoclave body 32, opens the 5th valve 351, in pressure difference
Under effect, the water inlet that crude oil passes sequentially through outage 321, the first pipeline 35 and collector 5 enters in collector 5, and floating
Under the action of power, crude oil rises the upper end for converging to collector 5, and the water in water-cooled vessel 4 cools and 2 note of hand pump
Under the collective effect of water supercharging, the crude oil of high temperature still remains the original of single liquid phase while temperature is reduced to room temperature crude oil
Oil, the upper end of UV light permeability collector 5 that burst of ultraviolel light source 62 is sent out are received by optical-fiber fluorescent probe 61, and optical fiber fluorescence is visited
Ultraviolet lighting is mapped on the crude oil in collector 5 after first 61 reception ultraviolet light, while optical-fiber fluorescent probe 61 receives crude oil and swashs
The fluorescence of hair, the fluorescence of 63 based on crude of Fluorescence Spectrometer excitation obtain the fluorescence spectrum of crude oil, after being completed, open the 6th
Valve 521 is discharged the crude oil in collector 5 by 51 and the 4th pipeline 52 of fourth hole；Change heater 33 to autoclave body 32
Heating temperature, then can obtain actually discharged under different temperature points oil fluorescent characteristics and heating temperature between relationship.
Apparatus structure provided by the invention is simple, easy to operate；The present invention is by by optical fiber detector 6 and collector 5
It is directly connected to, realizes and do not need to sample the fluorescence spectrum test process that can carry out crude oil, greatly ensure that is tested
The fluorescence of crude oil can really reflect that hydrocarbon source rock initially generates the fluorescent characteristics of oil；Device provided by the invention utilizes water-cooled vessel
4 and hand pump 2 can not only reduce the temperature of crude oil, and be capable of providing higher pressure, effectively avoid crude oil occur gas-liquid
Separation；It being capable of Simulation of Crude Oil generation, the process discharged and be gathered in oil reservoir using device provided by the invention.
Herein, the involved nouns of locality such as forward and backward, upper and lower are to be located in figure with parts in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. indicate oil inclusions maturity hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device, which is characterized in that including water tank,
Hand pump, reaction kettle, water-cooled vessel, collector and optical fiber detector hold water in the water tank, during the water-cooled vessel is
Hollow structure, water filling in the water-cooled vessel, the collector are located in water-cooled vessel, and the collector connects with optical fiber detector
It connects, the reaction kettle includes insulating layer and autoclave body, and heater is equipped between the insulating layer and autoclave body, and the hand pump enters water
Pipe connects the water outlet of water tank, and the outlet pipe of the hand pump connects the water inlet of collector and the water inlet of autoclave body, institute respectively
The top for stating autoclave body offers outage, and the outage is connected with the water inlet of collector, and mud stone is placed in the autoclave body, leads to
It crosses hand pump and the water in water tank is injected separately into autoclave body and collector, the heater heats autoclave body, after the autoclave body is heated
Temperature passes to the water in autoclave body, after the water heating in the autoclave body, the mud stone generates crude oil, when the pressure in collector
During less than pressure in autoclave body, the crude oil is entered by the water inlet of outage, collector in collector, in water-cooled vessel
Water cool effect and hand pump water filling pressurization under, the crude oil keeps single liquid while temperature reduces
Phase, the fluorescence spectrum of the crude oil are measured by optical fiber detector.
2. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It is characterized in that, the upper end transparent visual of the collector, the optical fiber detector includes optical-fiber fluorescent probe, uv excitation light
Source and Fluorescence Spectrometer, the optical-fiber fluorescent probe are connected to the upper end of collector, the optical-fiber fluorescent probe by optical fiber with
Burst of ultraviolel light source is connected with Fluorescence Spectrometer, and the upper end of UV light permeability collector that the burst of ultraviolel light source is sent out is by light
Fine fluorescent probe receives, the crude oil being mapped to ultraviolet lighting after the optical-fiber fluorescent probe reception ultraviolet light in collector
On, while the optical-fiber fluorescent probe receives the fluorescence of crude oil excitation, the fluorescence of the Fluorescence Spectrometer based on crude excitation obtains
Take the fluorescence spectrum of crude oil.
3. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It being characterized in that, the collector is up-narrow and down-wide vertebral body structure, and the upper end of the water-cooled vessel is provided with first through hole, described the
The shape of one through-hole and the shape of the upper end of collector match, and the upper end of the collector and the upper end of water-cooled vessel connect.
4. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It is characterized in that, temperature sensor is placed on the heater, and the temperature sensor connects the first thermometer, and the temperature passes
The temperature of sensor HEATER FOR MEASURING, and the temperature of measurement is sent to the first thermometer, the first thermometer instruction heater
Temperature.
5. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It is characterized in that, the outlet pipe of the hand pump connects the first branch pipe and the second branch pipe, and the water outlet connection of first branch pipe is received
The water inlet of storage, the water inlet of the collector are arranged on the bottom end of collector, the water outlet connection kettle of second branch pipe
The water inlet of body.
6. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
Be characterized in that, the upper end of the collector is equipped with fourth hole, and the fourth hole connects the 4th pipeline, by fourth hole and
4th pipeline discharges the crude oil in collector.
7. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It is characterized in that, the lower end of the water-cooled vessel is provided with third through-hole, and the third through-hole connects the second pipeline, the water-cooled vessel
Interior water is discharged by third through-hole and the second pipeline.
8. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It is characterized in that, temperature probe is placed in the autoclave body, and the temperature probe connects second temperature table, and the temperature probe measures kettle
Internal temperature, and the temperature measured is sent to second temperature table, the second temperature table indicates the temperature in autoclave body.
9. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as described in claim 1,
It is characterized in that, the side of the water-cooled vessel is provided with the second through-hole, and second through-hole connects the first pipeline, first pipeline
Water inlet connection aqua storage tank, hold water in the aqua storage tank, the water in the aqua storage tank is through the first pipeline and the second through-hole stream
Enter in water-cooled vessel.
10. the hydrocarbon primary rock producing hydrocarbon process fluorescence in situ observation device of instruction oil inclusions maturity as claimed in claim 5,
It is characterized in that, first branch pipe is equipped with first pressure gauge, and the first pressure gauge is measuring and indicate in collector
Pressure, second branch pipe are equipped with second pressure gauge, and the second pressure gauge is measuring and indicate the pressure in autoclave body.
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| CN201810117458.3A CN108267434B (en) | 2018-02-06 | 2018-02-06 | In-situ fluorescence observation device for hydrocarbon source rock hydrocarbon production process for indicating maturity of oil inclusion |
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