CN205157280U - Automatic preprocessing device of logging sample gas - Google Patents
Automatic preprocessing device of logging sample gas Download PDFInfo
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- CN205157280U CN205157280U CN201521008416.4U CN201521008416U CN205157280U CN 205157280 U CN205157280 U CN 205157280U CN 201521008416 U CN201521008416 U CN 201521008416U CN 205157280 U CN205157280 U CN 205157280U
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- control valve
- gas outlet
- pressure transducer
- drying
- humidity sensor
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Abstract
The utility model discloses an automatic preprocessing device of logging sample gas, it relates to the oil -gas exploration and development geological logging analytical equipment field, pressure sensor's the other end is connected through the pressure sensor gas outlet flow control valve air inlet with flow control valve one end, flow control valve's the other end is provided with flow control valve unloading interface, and flow control valve's the other end passes through the logging analysis appearance air inlet and the sample gas unloading interface connection of flow control valve gas outlet and flow control valve unloading interface and chromatogram spectrum logging analysis appearance one end respectively, pressure sensor all is connected with the main control unit with power module's one end, the main control unit is connected with humidity transducer and display alarm module respectively. It carries out accurate real -time supervision through the humidity of the gas that breaks away from out to the cylinder drier to show monitoring results and the early warning through master control system that the effectual sample gas that contains the aqueous vapor that prevents enters into logging analysis appearance.
Description
technical field:
The utility model relates to a kind of well logging sample gas automatic pretreatment apparatus, belongs to oil-gas exploration and development geological logging analytical equipment technical field.
background technology:
In petroleum exploration and development geological logging process, gas detection logging is the important step of analysis and inspection hydrocarbon resources, it is by analyzing in conjunction with chromatogram/spectrometric instrument the sample gas spun off in drilling fluid, the content of gas determines the hydrocarbon information of drilling strata further per sample, and oil-gas exploration site technique is extremely complicated, need to carry out degassed separation to the sample gas in drilling fluid and just can deliver in analytical instrument through process such as super-dries to analyze.Traditional solution carries out drying by the artificial anhydrous calcium chloride changed in drying to sample gas, by voltage stabilizing, the constant setting of current stabilization, and go to analyze and differentiate the pretreated normal operating conditions of gas by manual observation, therefore the method is more loaded down with trivial details, do not possess real-time, depend on artificial sense of responsibility, once drying is changed not in time, water vapor contained in sample gas will enter into chromatogram or spectrum well logging analyser along with sample gas, the stability of EVAC (Evacuation Network Computer Model) and life-span.If monitoring pressure changes, be then probably that mud can enter into chromatographic column or spectrum air chamber because be drawn into mud, damage the core component of well logging analyser; If instability of flow, then analysis result data can be caused to analyze inaccurate, cause hydrocarbon resources promptly and accurately not find.
Deepening continuously therefore along with oil-gas exploration and development, detects the hydrocarbon information of drilling strata and seems particularly important, can improve the accurate determination and analysis of hydrocarbon information to the effective pre-service of gas.
utility model content:
For the problems referred to above, the technical problems to be solved in the utility model is to provide a kind of well logging sample gas automatic pretreatment apparatus.
A kind of well logging sample gas automatic pretreatment apparatus of the present utility model, it comprises drying, humidity sensor, vacuum air pump, pressure transducer, power module, main control unit, flowrate control valve, display alarm module, chromatogram spectrum well logging analyser, sample gas vent, drying air intake opening, drying gas outlet, humidity sensor air intake opening, humidity sensor gas outlet, vacuum suction pump steam inlet, vacuum air pump gas outlet, pressure transducer air intake opening, pressure transducer gas outlet, flowrate control valve air intake opening, flow control valve air gate, well logging analyser air intake opening, flowrate control valve vent, one end of drying is provided with drying air intake opening, the other end of drying is provided with drying gas outlet, and the other end of drying is connected with the humidity sensor air intake opening of one end of humidity sensor by drying gas outlet, the other end of humidity sensor is provided with humidity sensor gas outlet, and the other end of humidity sensor is connected with the vacuum suction pump steam inlet of vacuum air pump one end by humidity sensor gas outlet, the other end of vacuum air pump is provided with vacuum air pump gas outlet, and the other end of vacuum air pump is connected with one end pressure transducer air intake opening of pressure transducer by vacuum air pump gas outlet, the other end of pressure transducer is provided with pressure transducer gas outlet, and the other end of pressure transducer is connected with the flowrate control valve air intake opening of flowrate control valve one end by pressure transducer gas outlet, the other end of flowrate control valve is provided with flowrate control valve vent, and the other end of flowrate control valve is connected respectively by the well logging analyser air intake opening of flow control valve air gate and flowrate control valve vent and chromatogram spectrum well logging analyser one end and sample gas vent, pressure transducer is all connected with main control unit with one end of power module, main control unit respectively with humidity sensor and display alarm model calling.
The beneficial effects of the utility model: it carries out accurate Real-Time Monitoring by the humidity of the gas spun off to drying, and monitoring result is undertaken showing and early warning by master control system, effectively prevent the sample gas containing aqueous vapor from entering into well logging analyser, by to the monitoring causing pressure to change because degasifier is extracted into mud, the work of vacuum air pump can be stopped fast timely, effectively prevent mud from damaging chromatogram and spectrum core component, by to the precise monitoring of pressure transducer and flowrate control valve and control, realize the constant of the flow of sample gas, hydrocarbon resources can be found accurately.
accompanying drawing illustrates:
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is structural representation of the present utility model.
1-drying; 2-humidity sensor; 3-vacuum air pump; 4-pressure transducer; 5-power module; 6-main control unit; 7-flowrate control valve; 8-display alarm module; 9-chromatogram spectrum well logging analyser; 10-sample gas vent; 11-drying air intake opening; 12-drying gas outlet; 13-humidity sensor air intake opening; 14-humidity sensor gas outlet; 15-vacuum suction pump steam inlet; 16-vacuum air pump gas outlet; 17-pressure transducer air intake opening; 18-pressure transducer gas outlet; 19-flowrate control valve air intake opening; 20-flow control valve air gate; 21-well logging analyser air intake opening; 22-flowrate control valve vent.
embodiment:
As shown in Figure 1, this embodiment by the following technical solutions: it comprises drying 1, humidity sensor 2, vacuum air pump 3, pressure transducer 4, power module 5, main control unit 6, flowrate control valve 7, display alarm module 8, chromatogram spectrum well logging analyser 9, sample gas vent 10, drying air intake opening 11, drying gas outlet 12, humidity sensor air intake opening 13, humidity sensor gas outlet 14, vacuum suction pump steam inlet 15, vacuum air pump gas outlet 16, pressure transducer air intake opening 17, pressure transducer gas outlet 18, flowrate control valve air intake opening 19, flow control valve air gate 20, well logging analyser air intake opening 21, flowrate control valve vent 22, one end of drying 1 is provided with drying air intake opening 11, the other end of drying 1 is provided with drying gas outlet 12, and the other end of drying 1 is connected with the humidity sensor air intake opening 13 of one end of humidity sensor 2 by drying gas outlet 12, the other end of humidity sensor 2 is provided with humidity sensor gas outlet 14, and the other end of humidity sensor 2 is connected by the vacuum suction pump steam inlet 15 of humidity sensor gas outlet 14 with vacuum air pump 3 one end, the other end of vacuum air pump 3 is provided with vacuum air pump gas outlet 16, and the other end of vacuum air pump 3 is connected with one end pressure transducer air intake opening 17 of pressure transducer 4 by vacuum air pump gas outlet 16, the other end of pressure transducer 4 is provided with pressure transducer gas outlet 18, and the other end of pressure transducer 4 is connected by the flowrate control valve air intake opening 19 of pressure transducer gas outlet 18 with flowrate control valve 7 one end, the other end of flowrate control valve 7 is provided with flowrate control valve vent 22, and the other end of flowrate control valve 7 is connected respectively by the well logging analyser air intake opening 21 of flow control valve air gate 20 and flowrate control valve vent 22 and chromatogram spectrum well logging analyser 9 one end and sample gas vent 10, pressure transducer 4 is all connected with main control unit 6 with one end of power module 5, main control unit 6 is connected with humidity sensor 2 and display alarm module 8 respectively.
The principle of work of this embodiment: the sample gas spun off from drilling fluid is extracted into drying 1 by drying air intake opening 11 and carries out drying by vacuum air pump 3, dried sample gas is discharged by drying gas outlet 12, enter its latter linked humidity sensor 2, and via the vacuum air pump gas outlet 16 of vacuum air pump 3, pressure transducer 4 is entered with latter linked pressure transducer air intake opening 17, flowrate control valve 7 is entered by flowrate control valve air intake opening 19 via pressure transducer gas outlet 18, well logging analyser air intake opening 21 is entered via flow control valve air gate 20, unnecessary gas is discharged to sample gas vent 10 by flowrate control valve vent 22.
This embodiment is carried out to sample gas the main control unit that humidity, pressure and flow control and is comprised power module 5, is connected to main control unit 6, main control unit 6 monitor and forecast humidity sensor 2, vacuum air pump 3, pressure transducer 4 and display alarm module 8 thereafter.
The job step of this embodiment: a, to be arranged on by well logging sample gas automatic pretreatment apparatus near the oil gas that needs to detect, sample gas draft tube 1 be connected with on-the-spot degasifier, connect with the mains, turn on the power switch, device is started working, b, when starting to analyze sample gas, the sample gas spun off from drilling fluid is extracted into drying 1 by drying air intake opening 11 and carries out drying by vacuum air pump 3, dried sample gas is discharged by drying gas outlet 12, enter into humidity sensor 2, the humidity value detected is passed to main control unit 6 and analyzes by humidity sensor 2, sample gas arrives pressure transducer 4 through vacuum air pump 3 again, force value is also transferred to main control unit 6 by the change of pressure transducer 4 monitoring pressure, sample gas arrives flowrate control valve 7 again, the constant flow of flowrate control valve Quality control enters chromatogram spectrum well logging analyser 9 via flow control valve air gate 20 and analyzes, unnecessary gas is discharged to sample gas vent 10 by flowrate control valve vent 22, c, main control unit 6 receive the humidity value that humidity sensor 2 transmits, and carry out Real-Time Monitoring by display alarm module 8, if humidity value is higher than setting value, then display alarm, prompting staff changes drying 2, if the force value of pressure transducer transmission changes, then illustrate that degasifier has been drawn into mud, main control unit controls vacuum air pump 3 and display alarm, prompting staff processes, and the sample gas that main control unit 6 control flow check control valve 7 exports constant rate enters into chromatogram spectrum well logging analyser 9 and carries out gas analysis.
This embodiment carries out accurate Real-Time Monitoring by the humidity of the gas spun off to drying, and monitoring result is undertaken showing and early warning by master control system, effectively prevent the sample gas containing aqueous vapor from entering into well logging analyser, by to the monitoring causing pressure to change because degasifier is extracted into mud, the work of vacuum air pump can be stopped fast timely, effectively prevent mud from damaging chromatogram and spectrum core component, by to the precise monitoring of pressure transducer and flowrate control valve and control, realize the constant of the flow of sample gas, hydrocarbon resources can be found accurately.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. a well logging sample gas automatic pretreatment apparatus, it is characterized in that: it comprises drying (1), humidity sensor (2), vacuum air pump (3), pressure transducer (4), power module (5), main control unit (6), flowrate control valve (7), display alarm module (8), chromatogram spectrum well logging analyser (9), sample gas vent (10), drying air intake opening (11), drying gas outlet (12), humidity sensor air intake opening (13), humidity sensor gas outlet (14), vacuum suction pump steam inlet (15), vacuum air pump gas outlet (16), pressure transducer air intake opening (17), pressure transducer gas outlet (18), flowrate control valve air intake opening (19), flow control valve air gate (20), well logging analyser air intake opening (21), flowrate control valve vent (22), one end of drying (1) is provided with drying air intake opening (11), the other end of drying (1) is provided with drying gas outlet (12), and the other end of drying (1) is connected with the humidity sensor air intake opening (13) of one end of humidity sensor (2) by drying gas outlet (12), the other end of humidity sensor (2) is provided with humidity sensor gas outlet (14), and the other end of humidity sensor (2) is connected with the vacuum suction pump steam inlet (15) of vacuum air pump (3) one end by humidity sensor gas outlet (14), the other end of vacuum air pump (3) is provided with vacuum air pump gas outlet (16), and the other end of vacuum air pump (3) is connected with one end pressure transducer air intake opening (17) of pressure transducer (4) by vacuum air pump gas outlet (16), the other end of pressure transducer (4) is provided with pressure transducer gas outlet (18), and the other end of pressure transducer (4) is connected with the flowrate control valve air intake opening (19) of flowrate control valve (7) one end by pressure transducer gas outlet (18), the other end of flowrate control valve (7) is provided with flowrate control valve vent (22), and the other end of flowrate control valve (7) is connected respectively by the well logging analyser air intake opening (21) of flow control valve air gate (20) and flowrate control valve vent (22) and chromatogram spectrum well logging analyser (9) one end and sample gas vent (10), pressure transducer (4) is all connected with main control unit (6) with one end of power module (5), main control unit (6) is connected with humidity sensor (2) and display alarm module (8) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521008416.4U CN205157280U (en) | 2015-12-07 | 2015-12-07 | Automatic preprocessing device of logging sample gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521008416.4U CN205157280U (en) | 2015-12-07 | 2015-12-07 | Automatic preprocessing device of logging sample gas |
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| Publication Number | Publication Date |
|---|---|
| CN205157280U true CN205157280U (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521008416.4U Expired - Fee Related CN205157280U (en) | 2015-12-07 | 2015-12-07 | Automatic preprocessing device of logging sample gas |
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| CN (1) | CN205157280U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367574A (en) * | 2016-05-13 | 2017-11-21 | 中国石油天然气股份有限公司 | Gas-detecting device |
| CN110318737A (en) * | 2019-07-10 | 2019-10-11 | 中石化江汉石油工程有限公司 | Anti- pump drilling fluid enters the chromatographic automatic safety device of hydrogen flame |
| CN110702818A (en) * | 2019-11-08 | 2020-01-17 | 中国石油大学(北京) | Logging device |
-
2015
- 2015-12-07 CN CN201521008416.4U patent/CN205157280U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107367574A (en) * | 2016-05-13 | 2017-11-21 | 中国石油天然气股份有限公司 | Gas-detecting device |
| CN110318737A (en) * | 2019-07-10 | 2019-10-11 | 中石化江汉石油工程有限公司 | Anti- pump drilling fluid enters the chromatographic automatic safety device of hydrogen flame |
| CN110702818A (en) * | 2019-11-08 | 2020-01-17 | 中国石油大学(北京) | Logging device |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20201207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |