CN207366439U - A kind of hydrocarbon exploration system - Google Patents
A kind of hydrocarbon exploration system Download PDFInfo
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- CN207366439U CN207366439U CN201720185794.2U CN201720185794U CN207366439U CN 207366439 U CN207366439 U CN 207366439U CN 201720185794 U CN201720185794 U CN 201720185794U CN 207366439 U CN207366439 U CN 207366439U
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- oil
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- air
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- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 27
- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 27
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 47
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000009897 systematic effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 63
- 230000005616 pyroelectricity Effects 0.000 description 11
- 238000005259 measurement Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 239000002283 diesel fuel Substances 0.000 description 7
- 230000036632 reaction speed Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- 238000005504 petroleum refining Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 239000003502 gasoline Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- -1 small molecule hydrocarbon Chemical class 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a kind of hydrocarbon exploration system, which includes：Oil-gas room, for accommodating air to be measured；Infrared light supply, for launching infrared laser into oil-gas room；Detector, including at least one detection channels, the detection channels receive the infrared laser through air to be measured in oil-gas room, and are included based on the infrared laser through air to be measured in oil-gas room received to produce with the corresponding electric signal of the detection channels, each detection channels：Measure the pyroelectric infrared sensor that wavelength is 3.46 ± 0.04 μm；And the controller being electrically connected with detector, for receiving electric signal, and according to the electric signal received calculate and export the concentration of the oil gas in air to be measured.The systematic survey of the utility model more accurately and fast, and safety and reliability higher.
Description
Technical field
It the utility model is related to oil and gas detection field, and in particular to a kind of hydrocarbon exploration system.
Background technology
Diesel oil belongs to Class B danger liquid, is a kind of flammable liquid, its flash-point is generally 40 DEG C.Fuel gas, can
When burning liquid steam or combustible dust mix with air and reach a certain concentration, meeting burning things which may cause a fire disaster will burn, the explosion limit of diesel oil
（The aerial percent by volume of fuel gas）For 1.4 ~ 4.5%.
At present, the detection method or device of detection gas concentration are had been reported, such as Chinese invention patent CN104089919A,
It discloses a kind of oil depot large space gas concentration detection method based on infrared spectrum, the principle used for infrared absorption method,
The Detection wavelength for measuring oil gas in fact is 3.39um, and infrared spectrum is than stronger at this wavelength, therefore is used as survey using 3.39 μm
The characteristics of amount wavelength, the detection method is in 8 bleed off passages of oil depot site setup, sequentially enters analysis gas chamber and is analyzed.This
The detector of a analytical instrument is the infrared detector using spectral absorption, and it is by an optical filter to measure wavelength and reference wavelength
Runner timing rotation, timesharing is measured and reference information, belongs to time bi-light route.The installation of above-mentioned infrared detector at the scene it
The position of an outer safety, is pumped through the oil gas of diverse location to be detected by live pipeline, so as to obtain oil depot difference
The petroleum distribution situation in space, this instrument installation site is in safety zone, without explosion-proof.
Chinese utility model patent CN205719960U, it discloses a kind of gas concentration measuring system, which uses
Pyroelectricity binary channels detector, selects 2 ~ 5 μm of wide range infrared light supply, and measurement wavelength is 3.4 μm.The measuring system is equipped with oil gas
Heating element, can cause diesel oil volatile matter more to enter measurement gas chamber, also set up the device of a light source cooling, whole system
Unite bigger, and the measuring system needs to take the oil of detection from scene, is placed in the heating tube of the instrument, adds
After heat volatilization, oil gas analysis is then carried out, operation is cumbersome.
Utility model content
The purpose of this utility model is to provide a kind of hydrocarbon exploration system, which can solve morning during petroleum refining
The reaction speed of phase early warning system is slow, reliability is low and the problem of professional petroleum detector vacancy, its measurement is more accurate, surveys
Measure speed faster, and can alarm when gas concentration reaches risk range, improve safety and reliability, and energy
Enough realize automatic detection and control.
In order to achieve the above object, the utility model provides a kind of hydrocarbon exploration system, which includes：Oil-gas room,
For accommodating air to be measured；Infrared light supply, for launching infrared laser into oil-gas room；Detector, including at least one detection
Passage, the detection channels receive the infrared laser through air to be measured in oil-gas room, and pass through oil gas based on what is received
The infrared laser of indoor air to be measured includes to produce with the corresponding electric signal of the detection channels, each detection channels：Measurement
Wavelength is 3.46 ± 0.04 μm of pyroelectric infrared sensor；And the controller being electrically connected with the detector, for receiving
The electric signal, and according to the electric signal received calculate and export the concentration of the oil gas in air to be measured.
The infrared light supply is MEMS Infrared laser emission devices.
The detection channels further include：Sequentially connected impedance inverter circuit, band logical amplifying circuit, shaping circuit and A/
D conversion circuits.
The oil-gas room is arranged on and the position within oil gas source of leakage distance 15m.
The controller is also electrically connected with infrared light supply, for adjusting the break-make of infrared light supply.
The system also includes：The alarm being electrically connected with the controller, the alarm include following any one or
It is combined：Buzzer, for sending alarm under the control of the controller when gas concentration meets or exceeds default alarm value
Sound, display module, for showing gas concentration, and LED light, for meeting or exceeding default alarm value when gas concentration
When flicker under the control of the controller or show presupposed information.
The system is also comprising the relay for connecting the alarm and the controller.
The infrared light supply and the detector are arranged at the both ends of the oil-gas room；The side wall of the oil-gas room is equipped with
At least one oil gas entrance.
The quantity of the detection channels is two, and two detection channels are connected to the diverse location of oil-gas room, connect respectively
The infrared laser through air to be measured in oil-gas room is received, and based on the infrared laser through air to be measured in oil-gas room received
To produce two electric signals corresponding with two detection channels, controller calculates and defeated according to two electric signals received
Go out the concentration of the oil gas in air to be measured.
The oil gas is：Bavin Water Oil Or Gas.
Hydrocarbon exploration system provided by the utility model, solves the reaction speed of early warning system during petroleum refining
Degree is slow, reliability is low and the problem of professional petroleum detector vacancy, has the following advantages：
（1）The detection system of the utility model uses infrared light supply and infrared sensor（Pyroelectricity element）, the speed of light
It is most fast, thus the measurement reaction speed of the detector of the utility model is fast, and can be when gas concentration reaches risk range
Alarm, improve safety and reliability, and can realize automatic detection and control；
（2）The detection system of the utility model uses MEMS light sources, efficient stable；
（3）The detection system of the utility model uses infrared sensor（Pyroelectricity element）, infrared sensor it is stable and
Sensor has high/low temperature compensation, so external environment change influences sensor less, it is not necessary to which short-term concentration is proofreaded, Er Qiehou
Phase safeguards easy；
（4）The detection system environmental suitability of the utility model is high, can be used in petroleum refining process, storage and transported
Journey, moreover it can be used to the design of explosion-proof cell.
Brief description of the drawings
Fig. 1 is the electrical block diagram of the hydrocarbon exploration system of the utility model.
Fig. 2 is the connection relationship diagram of the hydrocarbon exploration system of the utility model.
Fig. 3 is the structure diagram of one embodiment of the utility model.
Embodiment
The technical solution of the utility model is described further below in conjunction with drawings and examples.
As shown in Figure 1, the electrical block diagram of the hydrocarbon exploration system for the utility model, the system include：For
Launch the infrared light supply of infrared laser（Such as infrared lamp, Infrared laser emission device etc.）, for accommodating the oil-gas room of air, it is used for
Receive the detector of the infrared laser by oil-gas room, and the controller of the information for handling detector output.
Wherein, oil gas is contained in air to be measured.Infrared light supply is MEMS（MEMS）Infrared laser emission device, should
MEMS light sources are a kind of electrical modulation infrared lights for small-sized non-diffusing infrared gas sensor for utilizing microelectronic technique development
Source, MEMS light source long time stabilities, light source driving use constant-power control circuit so that the transmission power set not with
The decay of luminescent material and change.Controller can control the break-make of infrared light supply.
According to the utility model one embodiment, above-mentioned detector includes：At least one detection channels, detection channels receive
The infrared laser of air to be measured in through oil-gas room, and based on the infrared laser through air to be measured in oil-gas room received come
Generation and the corresponding electric signal of the detection channels, when containing more than two detection channels, each detection channels are connected to
The diverse location of oil-gas room, receives the infrared laser through oil-gas room.
According to the utility model one embodiment, it is preferable that the quantity of detection channels is two, as shown in Fig. 2, being this reality
With the connection relationship diagram of new hydrocarbon exploration system, above-mentioned infrared light supply 2 is arranged on the inner wall of oil-gas room 1, to oil
Transmitting infrared laser, oil-gas room 1 are connected with two detection channels 3 and 4 in gas chamber 1, and two detection channels 3 and 4 are received by oil
The infrared laser of gas chamber 1, detection channels 3 and 4 are electrically connected with controller 5.
According to the utility model one embodiment, the infrared light supply and the detector are arranged at the two of the oil-gas room
End, the side wall of the oil-gas room are equipped with least one oil gas entrance.Preferably, as shown in figure 3, implementing for the utility model one
The structure diagram of example, is equipped with two oil gas entrances 6, air to be measured is entered by the oil gas entrance 6 on the side wall of oil-gas room 1
In oil-gas room 1.
Controller receives above-said current signal, and the gas concentration in air to be measured is calculated by langbobier law.Control
The concentration of oil gas in air to be measured is averagely obtained to the gas concentration of all detection channels in device calculating process processed.Several
（Two or more）Detection channels can eliminate measurement error caused by light source fluctuation and light source reflection etc., and the oil gas of air to be measured is dense
Degree result is displayed on display module.
According to the utility model one embodiment, detection channels include：Sequentially connected pyroelectricity element, impedance conversion electricity
Road, band logical amplifying circuit, shaping circuit and A/D conversion circuits.Pyroelectricity element is subject to infra-red radiation and temperature when raising, surface
Electric charge will be reduced, and equivalent to a part of electric charge is released, at this moment be shown the spontaneous polarization of pyroelectricity element, externally be shown electricity
Property.Since pyroelectricity element is a kind of high impedance electric device, noise is readily incorporated, therefore in band logical amplifying circuit and pyroelectricity member
Impedance inverter circuit is connected between part, reduces noise, while plays impedance conversion, realizes impedance matching, so as to obtain maximum
Power transmission.
According to the utility model one embodiment, the pyroelectricity elements of above-mentioned detection channels is measurement wavelength for 3.46 ±
0.04μm（It is preferred that 3.46 μm）Pyroelectricity element.By testing diesel oil, gasoline and petrol and diesel oil mixed volatilization thing, point
Their spectrum of analysis measurement bavin, the wavelength of this hydrocarbon mixture is larger than general small molecule hydrocarbon substance absorbing wavelength, institute
To be used as measurement absworption peak, accuracy height using 3.46um.
Above-mentioned oil-gas room be arranged on the position within oil gas source of leakage distance 15m, but be not limited within 15m, also may be used
With within 14m or 16m.Oil gas in air relies primarily on molecular motion and diffuses into oil-gas room.The system of the utility model
Also include：Execution circuit for the information for performing controller output.
Above-mentioned execution circuit includes：Alarm controller, the alarm controller include：For sending the buzzer of alarm.
According to the utility model one embodiment, it is preferable that the alarm controller also includes：For showing oil gas in air
The display module of concentration.
According to the utility model one embodiment, it is highly preferred that the alarm controller also includes：LED for early warning refers to
Show lamp.
Relay of the above-mentioned execution circuit also comprising connection alarm controller and controller, which is alarm controller
Contact signal output is provided.
The hydrocarbon exploration system of the utility model is mainly for detection of the diesel oil in air, gasoline or petrol and diesel oil mixed volatilization
Thing.
The operation principle of the hydrocarbon exploration system of the utility model, it is specific as follows：
As shown in Fig. 2, the connection relationship diagram of the hydrocarbon exploration system for the utility model, infrared light supply transmitting is infrared
Laser, the infrared laser pass through oil-gas room, after the indoor oil gas of oil gas is to the absorption of infrared laser, the light of the infrared laser
Wavelength etc. changes.Pyroelectricity element can receive the infrared laser after wavelength shift, and optical signal is changed into electric signal.So
Afterwards, realize impedance matching by impedance inverter circuit, the electric current of output is amplified current signal by band logical amplifying circuit.Connect
, the current signal received is carried out waveform adjustment by shaping circuit, is turned electric signal by shaping circuit and A/D conversion circuits
Chemical conversion digital signal is input to controller.
Controller, to execution circuit output order, triggers phase when gas concentration exceedes default alarm value or early warning value
The relay answered, control alarm controller work, such as LED light display early warning, buzzer sends early warning sound etc..
In conclusion the hydrocarbon exploration system of the utility model, early stage is pre- during which can solve petroleum refining
The reaction speed of alert system is slow, reliability is low and the problem of professional petroleum detector vacancy, and it is fast that it measures reaction speed, and
It can alarm when gas concentration reaches risk range, improve safety and reliability, and can realize automation inspection
Survey and control.
Although the content of the utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as the limitation to the utility model.After those skilled in the art have read the above, for
A variety of modifications and substitutions of the utility model all will be apparent.Therefore, the scope of protection of the utility model should be by appended
Claim limit.
Claims (10)
1. a kind of hydrocarbon exploration system, it is characterised in that the system includes：
Oil-gas room, for accommodating air to be measured；
Infrared light supply, for launching infrared laser into oil-gas room；
Detector, including at least one detection channels, the detection channels receive through in oil-gas room air to be measured it is infrared
Laser, and produced and the corresponding electricity of the detection channels based on the infrared laser through air to be measured in oil-gas room received
Signal, each detection channels include：Measure the pyroelectric infrared sensor that wavelength is 3.46 ± 0.04 μm；And
The controller being electrically connected with the detector, calculates for receiving the electric signal, and according to the electric signal received
And export the concentration of the oil gas in air to be measured.
2. hydrocarbon exploration system according to claim 1, it is characterised in that the infrared light supply is MEMS infrared lasers
Transmitter.
3. hydrocarbon exploration system according to claim 1, it is characterised in that the detection channels further include：Connect successively
Impedance inverter circuit, band logical amplifying circuit, shaping circuit and the A/D conversion circuits connect.
4. hydrocarbon exploration system according to claim 1, it is characterised in that the oil-gas room is arranged on and oil gas source of leakage
Position within distance 15m.
5. hydrocarbon exploration system according to claim 1, it is characterised in that the controller is also electrically connected with infrared light supply
Connect, for adjusting the break-make of infrared light supply.
6. hydrocarbon exploration system according to claim 1, it is characterised in that the system also includes：With controller electricity
The alarm of connection, the alarm include following any one or its combination：
Buzzer, for sending alarm under the control of the controller when gas concentration meets or exceeds default alarm value；
Display module, for showing gas concentration；And
LED light, for flickering or showing under the control of the controller when gas concentration meets or exceeds default alarm value
Show presupposed information.
7. hydrocarbon exploration system according to claim 6, it is characterised in that the system also comprising connect the alarm and
The relay of the controller.
8. hydrocarbon exploration system according to claim 1, it is characterised in that the infrared light supply and the detector are set
In the both ends of the oil-gas room；The side wall of the oil-gas room is equipped with least one oil gas entrance.
9. hydrocarbon exploration system according to claim 1, it is characterised in that the quantity of the detection channels is two,
Two detection channels are connected to the diverse location of oil-gas room, receive the infrared laser through air to be measured in oil-gas room respectively, and
Produced based on the infrared laser through air to be measured in oil-gas room received two corresponding with two detection channels
Electric signal, controller calculate according to two electric signals received and export the concentration of the oil gas in air to be measured.
10. the hydrocarbon exploration system according to any one in claim 1-9, it is characterised in that the oil gas is：Bavin
Water Oil Or Gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720185794.2U CN207366439U (en) | 2017-02-28 | 2017-02-28 | A kind of hydrocarbon exploration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720185794.2U CN207366439U (en) | 2017-02-28 | 2017-02-28 | A kind of hydrocarbon exploration system |
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| Publication Number | Publication Date |
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| CN207366439U true CN207366439U (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720185794.2U Expired - Fee Related CN207366439U (en) | 2017-02-28 | 2017-02-28 | A kind of hydrocarbon exploration system |
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| Country | Link |
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| CN (1) | CN207366439U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345495A (en) * | 2019-08-08 | 2021-02-09 | 北京蓝星清洗有限公司 | Oil gas quality evaluation system |
-
2017
- 2017-02-28 CN CN201720185794.2U patent/CN207366439U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345495A (en) * | 2019-08-08 | 2021-02-09 | 北京蓝星清洗有限公司 | Oil gas quality evaluation system |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 |
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| CF01 | Termination of patent right due to non-payment of annual fee |