CN217112194U - Formation helium on-line measuring device - Google Patents
Formation helium on-line measuring device Download PDFInfo
- Publication number
- CN217112194U CN217112194U CN202220327865.9U CN202220327865U CN217112194U CN 217112194 U CN217112194 U CN 217112194U CN 202220327865 U CN202220327865 U CN 202220327865U CN 217112194 U CN217112194 U CN 217112194U
- Authority
- CN
- China
- Prior art keywords
- gas
- helium
- formation
- path part
- case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a formation helium on-line detection device, which comprises auxiliary equipment, a gas pretreatment case and a helium detection case; the auxiliary equipment comprises an air compressor and a degasser, wherein the air compressor provides a carrier gas source for the gas path part of the gas pretreatment case, and the degasser provides sample gas for the gas path part of the gas pretreatment case; the gas pretreatment machine box is internally provided with a gas circuit part, a singlechip and an audible and visual alarm circuit electrically connected with the singlechip, wherein the gas circuit part is provided with a filter device and a humidity sensor, and the humidity sensor is electrically connected with the singlechip. The utility model discloses a formation helium on-line measuring device through the mode of chromatographic fractionation, realizes that the separation of helium, hydrogen is differentiateed, avoids hydrogen to influence the detection of helium.
Description
Technical Field
The utility model relates to an energy exploration field, specific stratum helium on-line measuring device in this field that says so.
Background
Helium is a rare inert gas, is widely applied to the fields of military industry, medical treatment, civil use, ultralow temperature research, aerospace, electronic product production, high-precision welding and the like, and has a very important position. The helium resource in China is particularly lack and almost completely depends on import, but with the important discovery that the Shanxi Wei river basin contains rich helium, the helium acquisition mode is changed from import to gas reservoir exploration and development.
The existing helium detection method is manually collected and then sent to a laboratory for analysis and inspection, so that the real-time property of helium discovery is reduced, and the whole process of stratum exploration and development cannot be detected in real time. Because the molecular mass of helium and hydrogen is similar, the influence of formation hydrogen on helium detection cannot be eliminated by the conventional chromatographic analysis method. The exploration field environment is quite severe, and the conventional laboratory analysis method has high requirements on the application environment due to complex matching equipment and cannot meet the helium exploration requirement.
In summary, the existing helium gas reservoir is still a method for detecting and analyzing helium gas by sampling on site and then sending the helium gas to a laboratory, so that the real-time performance, the accuracy and the consistency of the analysis process cannot meet the requirement of helium gas resource investigation, and a portable helium gas online detection device and a detection method thereof which are suitable for the requirement of on-site geological resource exploration need are invented.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an online detection device for formation helium is provided.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a stratum helium on-line measuring device which improves and lies in: the system comprises auxiliary equipment, a gas pretreatment case and a helium detection case; the auxiliary equipment comprises an air compressor and a degasser, wherein the air compressor provides a carrier gas source for the gas path part of the gas pretreatment case, and the degasser provides sample gas for the gas path part of the gas pretreatment case; the gas pretreatment machine box is internally provided with a gas path part, a single chip microcomputer and an audible and visual alarm circuit electrically connected with the single chip microcomputer, the gas path part is provided with a filter device and a humidity sensor, the humidity sensor is electrically connected with the single chip microcomputer, and a first switching power supply supplies power to components in the gas pretreatment machine box; the helium detection case comprises a thermostat, a simulation interface board and an ARM embedded system, wherein a gas path part in the thermostat comprises a rotary valve, a chromatographic column and a thermal conductivity identifier, a gas inlet of the rotary valve is communicated with a gas outlet of a gas path part arranged in the gas pretreatment case, a gas outlet of the rotary valve is communicated with a gas inlet of the chromatographic column, a gas outlet of the chromatographic column is communicated with a gas inlet of the thermal conductivity identifier, the simulation interface board is electrically connected with the thermal conductivity identifier, the ARM embedded system is electrically connected with the simulation interface board, and a second switch power supply supplies power to components in the helium detection case.
Further, the air compressor is communicated with the air path part of the air pretreatment case through the oil-water separator and the drying cylinder.
Further, the degasser is communicated with the gas path part of the gas pretreatment case through the drying cylinder.
Furthermore, the sound-light alarm circuit comprises a loudspeaker and a high-brightness LED.
Further, the filtering device is one-stage or two-stage filtering.
Furthermore, a negative pressure sensor electrically connected with the single chip microcomputer is also arranged on the gas path part arranged in the gas pretreatment machine box.
Further, the first switching power supply is a 5V power supply.
Furthermore, the helium detection case also comprises a liquid crystal touch screen, a USB mouse, a keyboard, a liquid crystal screen backlight drive board, a heat conduction bridge flow constant current source and a gas measurement control.
Further, the constant temperature box is a double constant temperature box.
Further, the second switching power supply is a 5V power supply and a 24V power supply with overcurrent protection.
The utility model has the advantages that:
the utility model discloses a stratum helium on-line measuring device, based on gas logging technique (gas logging is the gas that the drilling fluid that can obtain from settling the degasser before the shale shaker carried that returns from the shaft bottom, carry out the detection and the record of component and content to it, thereby judge the work in oil gas layer.
The utility model discloses a formation helium on-line measuring device through the mode of chromatographic fractionation, realizes that the separation of helium, hydrogen is differentiateed, avoids hydrogen to influence the detection of helium. The gas source is subjected to multistage drying, filtering and purifying, and the requirement of a helium exploration field can be met. The system can replace manual sampling, reduce labor and time cost, provide real-time and online detection for a helium exploration field, and provide powerful support for timely and accurate identification of a helium reservoir.
Drawings
Fig. 1 is a block diagram of the formation helium on-line detection device disclosed in embodiment 1 of the present invention;
fig. 2 is a schematic gas flow direction diagram of the formation helium on-line detection device disclosed in embodiment 1 of the present invention;
FIG. 3 is a block diagram showing the components of a gas pretreatment cabinet in the formation helium on-line detection device disclosed in embodiment 1 of the present invention;
fig. 4 is a block diagram of a helium detection cabinet in the formation helium on-line detection device disclosed in embodiment 1 of the present invention;
fig. 5 is a schematic view of a gas path flow of a helium detection case in the formation helium on-line detection device disclosed in embodiment 1 of the present invention.
Reference numerals: the system comprises 1-auxiliary equipment, 2-a gas pretreatment case, 21-a gas path part, 22-a single chip microcomputer, 23-an audible and visual alarm circuit, 24-a humidity sensor, 25-a first switching power supply, 26-a negative pressure sensor, 3-a helium detection case, 31-a rotary valve, 32-a chromatographic column, 33-a thermal conductivity identifier, 34-an analog interface board and 35-an ARM embedded system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment 1 discloses a formation helium on-line detection device, which is based on a gas logging technology, upgrades a helium analysis from a traditional manual sampling inspection mode to an exploration field on-line detection mode through a high-precision Thermal Conductivity Detector (TCD) detection technology, a gas chromatography separation technology, a micro-signal detection technology and a high-precision temperature control technology, provides a new technical means for well site helium detection, and provides technical support for quickly discovering a helium gas layer.
As shown in figures 1-2, the formation helium on-line detection device comprises auxiliary equipment 1, a gas pretreatment machine box 2 and a helium detection machine box 3, wherein the gas pretreatment machine box realizes the drying, purification, pressure stabilization and gas distribution of gas and provides some alarm functions at the same time. The helium detection case realizes the detection of helium through a valve body switching technology, a chromatographic separation technology, a TCD detection technology, a micro-signal detection technology and the like.
The auxiliary equipment comprises an air compressor and a degasser, wherein the air compressor provides a carrier gas source for the gas path part of the gas pretreatment case, and the degasser provides sample gas for the gas path part of the gas pretreatment case; the air compressor is communicated with the air path part of the air pretreatment case through the oil-water separator and the drying cylinder. The degasser is communicated with the gas path part of the gas pretreatment case through the drying cylinder.
As shown in figure 3, the gas pretreatment machine box is internally provided with a gas circuit part 21, a single chip microcomputer 22 and an audible and visual alarm circuit 23 electrically connected with the single chip microcomputer, the gas circuit part is provided with a filter device and a humidity sensor 24, the humidity sensor is electrically connected with the single chip microcomputer, a first switch power supply 25 supplies power to components in the gas pretreatment machine box, the desiccant failure alarm is realized by monitoring the gas humidity through the humidity sensor, and the audible and visual alarm circuit is triggered by the single chip microcomputer when the humidity value exceeds a set limit. The sound and light alarm circuit comprises a loudspeaker and a high-brightness LED. The gas drying, filtering and purifying functions of the gas pretreatment case are completed by adopting filtering devices with different filtering grades, and the filtering devices perform one-stage or two-stage filtering on different gases. The gas path part arranged in the gas pretreatment machine box is also provided with a negative pressure sensor 26 electrically connected with the single chip microcomputer, the function of pumping in slurry and shutting down the pump is monitored by the negative pressure sensor, and the on-off of the zero-crossing switch is controlled by the single chip microcomputer. The first switching power supply is a 5V power supply.
The design of the gas pretreatment machine box optimizes the gas path flow of the formation helium on-line detection device, and performs multi-stage filtration and alarm protection on gas entering the formation helium on-line detection device. The device mainly completes the drying, filtering, purifying and pressure stabilizing output of various gases required by the formation helium on-line detection device, and simultaneously carries out on-line monitoring on the humidity of the sample gas and the state of the sample gas pipeline, reminds users in a form of sound-light alarm when abnormality occurs, and avoids the damage of chromatographic devices and abnormal work caused by the failure of pumping drilling fluid or drying agent.
As shown in fig. 4-5, the helium detection enclosure includes a thermostat, a simulation interface board 34 and an ARM embedded system 35, wherein a gas path portion in the thermostat includes a rotary valve 31, a chromatographic column 32 and a thermal conductivity identifier 33, a gas inlet of the rotary valve is communicated with a gas outlet of the gas path portion built in the gas pretreatment enclosure, a gas outlet of the rotary valve is communicated with a gas inlet of the chromatographic column, a gas outlet of the chromatographic column is communicated with a gas inlet of the thermal conductivity identifier, the simulation interface board is electrically connected with the thermal conductivity identifier, the ARM embedded system is electrically connected with the simulation interface board, and a second switching power supply supplies power to components in the helium detection enclosure.
The rotary valve is used for driving a certain amount of sample gas to be sent to a chromatographic column (chromatographic separation system) by carrier gas, and the rotary valve can also be replaced by an electromagnetic valve; the chromatographic column (chromatographic separation system) realizes the chromatographic separation of quantitative sample gas, the analyzed sample gas is a mixed sample gas containing hydrogen, carbon dioxide, helium and alkane gas, and the chromatographic column realizes the separation of the gases and empties unnecessary gases. A thermal conductivity identifier (TCD) is used for detecting the separated sample gas; the micro-signal detection is to process data of signals detected by the TCD by an analog interface board; the ARM embedded system realizes visual display of helium and hydrogen peak shapes.
The helium detection case also comprises a liquid crystal touch screen, a USB mouse, a keyboard, a liquid crystal screen backlight drive board, a heat conduction bridge flow constant current source and a gas detection control. The constant temperature box is a double constant temperature box. The second switch power supply is a 5V power supply and a 24V power supply with overcurrent protection.
Claims (10)
1. The utility model provides a stratum helium on-line measuring device which characterized in that: the system comprises auxiliary equipment, a gas pretreatment case and a helium detection case; the auxiliary equipment comprises an air compressor and a degasser, wherein the air compressor provides a carrier gas source for the gas path part of the gas pretreatment case, and the degasser provides sample gas for the gas path part of the gas pretreatment case; the gas pretreatment machine box is internally provided with a gas path part, a single chip microcomputer and an audible and visual alarm circuit electrically connected with the single chip microcomputer, the gas path part is provided with a filter device and a humidity sensor, the humidity sensor is electrically connected with the single chip microcomputer, and a first switching power supply supplies power to components in the gas pretreatment machine box; the helium detection case comprises a thermostat, a simulation interface board and an ARM embedded system, wherein a gas path part in the thermostat comprises a rotary valve, a chromatographic column and a thermal conductivity identifier, a gas inlet of the rotary valve is communicated with a gas outlet of a gas path part arranged in the gas pretreatment case, a gas outlet of the rotary valve is communicated with a gas inlet of the chromatographic column, a gas outlet of the chromatographic column is communicated with a gas inlet of the thermal conductivity identifier, the simulation interface board is electrically connected with the thermal conductivity identifier, the ARM embedded system is electrically connected with the simulation interface board, and a second switch power supply supplies power to components in the helium detection case.
2. The formation helium on-line detection device of claim 1, wherein: the air compressor is communicated with the air path part of the air pretreatment case through the oil-water separator and the drying cylinder.
3. The formation helium on-line detection device of claim 1, wherein: the degasser is communicated with the gas path part of the gas pretreatment case through the drying cylinder.
4. The formation helium on-line detection device of claim 1, wherein: the sound and light alarm circuit comprises a loudspeaker and a high-brightness LED.
5. The formation helium on-line detection device of claim 1, wherein: the filtering device is one-stage or two-stage filtering.
6. The formation helium on-line detection device of claim 1, wherein: the gas path part arranged in the gas pretreatment machine box is also provided with a negative pressure sensor electrically connected with the singlechip.
7. The formation helium on-line detection device of claim 1, wherein: the first switching power supply is a 5V power supply.
8. The formation helium on-line detection device of claim 1, wherein: the helium detection case also comprises a liquid crystal touch screen, a USB mouse, a keyboard, a liquid crystal screen backlight drive board, a heat conduction bridge flow constant current source and a gas detection control.
9. The formation helium on-line detection device of claim 1, wherein: the constant temperature box is a double constant temperature box.
10. The formation helium on-line detection device of claim 1, wherein: the second switch power supply is a 5V power supply and a 24V power supply with overcurrent protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220327865.9U CN217112194U (en) | 2022-02-17 | 2022-02-17 | Formation helium on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220327865.9U CN217112194U (en) | 2022-02-17 | 2022-02-17 | Formation helium on-line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217112194U true CN217112194U (en) | 2022-08-02 |
Family
ID=82597969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220327865.9U Active CN217112194U (en) | 2022-02-17 | 2022-02-17 | Formation helium on-line measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217112194U (en) |
-
2022
- 2022-02-17 CN CN202220327865.9U patent/CN217112194U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100489518C (en) | Portable gas chromatograph used for analyzing trace organics in environmental gas | |
| CN207300999U (en) | A kind of volatile organic compounds analytical equipment | |
| CN102478475B (en) | Quartz crystal microbalance analyzing device with self-cleaning internally circulating gas circuit | |
| CN109342605A (en) | Volatile organic matter (VOCs) on-line monitoring system | |
| CN104458845A (en) | Portable trace gas detection system | |
| CN202305523U (en) | Diagenesis simulated experiment device | |
| CN104898719A (en) | Pollution VOC concentration and total discharge amount real-time monitoring system | |
| CN202075193U (en) | Comprehensive flue gas analyzer | |
| CN105319304A (en) | Portable gas chromatograph used for detecting VOC (Volatile Organic Compounds) in indoor air | |
| CN2814408Y (en) | Transformer oil chromatographic on-line monitoring system | |
| CN101493471A (en) | Water sample on-line monitoring and overproof sample holding apparatus and operation method thereof | |
| CN217112194U (en) | Formation helium on-line measuring device | |
| CN209198394U (en) | VOCs on-line monitoring system | |
| CN205120638U (en) | Gaseous humidity detection device of sulfur hexafluoride | |
| CN210199047U (en) | On-line monitoring system for extracting polluted gas in soil remediation process | |
| CN204679877U (en) | Pollution source VOC concentration and total emission volumn real-time monitoring system | |
| CN205157280U (en) | Automatic preprocessing device of logging sample gas | |
| CN109374732B (en) | Portable rapid hydrogen measuring device for fault escape gas and monitoring method thereof | |
| CN204255932U (en) | A kind of portable micro gas detecting system | |
| CN209198396U (en) | Volatile organic matter (VOCs) on-line monitoring system | |
| CN107490604A (en) | Analyzer of water content and utilization impedance type principle measurement measurement of water ratio method | |
| CN112505209A (en) | Gas chromatography-isotope analysis combined device for logging field measurement of carbon isotope | |
| US6682934B2 (en) | Automated airborne metal analyzer | |
| CN111198147B (en) | Gas content analysis device | |
| CN102192948A (en) | Method and device for sampling mass spectrum for in-situ nondestructive analysis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |