CN204575629U - A kind of Visual evaluation device of gas hydrate inhibitor - Google Patents
A kind of Visual evaluation device of gas hydrate inhibitor Download PDFInfo
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- CN204575629U CN204575629U CN201520331984.1U CN201520331984U CN204575629U CN 204575629 U CN204575629 U CN 204575629U CN 201520331984 U CN201520331984 U CN 201520331984U CN 204575629 U CN204575629 U CN 204575629U
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Abstract
The utility model relates to a kind of Visual evaluation device of gas hydrate inhibitor, the Visual evaluation device of this gas hydrate inhibitor comprises gas cylinder, constant voltage intermediate receptacle, reactor, temperature sensor, pressure transducer, high-resolution camera, buncher, data collecting instrument, computing machine, gas cylinder connects constant voltage intermediate receptacle by pipeline, installing gas supercharge pump on this pipeline, constant voltage intermediate receptacle is by pipeline coupled reaction still; Reactor connects low temperature bath, reactor sidewall is arranged high pressure resistant quartzy visual windows, high-resolution camera is installed on high pressure resistant quartzy visual windows place, reactor is provided with temperature sensor and pressure transducer, reactor stirrer connects buncher, high-resolution camera, temperature sensor, pressure transducer, buncher are connected with data collecting instrument respectively, and data collecting instrument connects computing machine.The utility model accurately can judge the dynamic formation process with gas-monitoring hydrate, carries out study on monitoring to the Formation rule of gas hydrate.
Description
Technical field:
The utility model relates to gas hydrate inhibitor Performance Evaluation Technique, what be specifically related to is a kind of Visual evaluation device of gas hydrate inhibitor.
Background technology:
Rock gas is in exploitation and course of conveying, due to the impact by factors such as flow at high speed, stirring, high-pressure pulsatings, put easily form hydrate at pit shaft, channel bend, pressure regulator, orifice plate, coarse tube wall equipotential, pipeline, separation equipment and instrumentation pipeline is caused to block, have a strong impact on gas extraction, collected defeated and processing, the safety in production of gas well, threatens delivery safety.In production of hydrocarbons and course of conveying, how to prevent the formation of hydrate, become oil, gas industry urgent problem.
At present, solve the problem and mainly take following four kinds of methods: 1. dehydration treatment method, utilize triethylene glycol to carry out processed to the rock gas from gas well, be mainly used in defeated treatment scheme outside gas field; 2. method for heating and controlling, heating arrangement set up by gas pipe line, reaches by improving natural gas temperature the object preventing hydrate from generating; 3. step-down control method, impels decomposition of hydrate by reducing pipeline pressure; 4. add Chemical Inhibition agent method, inject chemical inhibitor, can change the formation condition of hydrate, delay the generation of hydrate in pipeline, or dissolve the hydrate generated, the method has now become the most frequently used in actual production and effective method.
Hydrate inhibitor type mainly contains thermodynamic inhibitor and low dosage hydrate inhibitor, and the conventional heat inhibitor such as the alcohols such as methyl alcohol, ethylene glycol or electrolyte can change hydrate phase balance condition, but addition large (10% ~ 60%); Low dosage hydrate inhibitor comprises kinetic inhibitor and anti polymerizer, kinetic inhibitor is by extending the nucleation time of hydrate or delaying the growth time of hydrate, thus suppress hydrate to generate, do not affect the thermodynamic condition that hydrate generates, hydrate nucleation and crystal growth time can be postponed under the surroundings of gas hydrate synthesis, and not occur Hydrate Plugging phenomenon.Therefore be necessary to monitor the generation of gas hydrate.
Summary of the invention:
The purpose of this utility model is to provide a kind of Visual evaluation device of gas hydrate inhibitor, the Visual evaluation device of this gas hydrate inhibitor is used for monitoring the generation of gas hydrate, provides technical support to the screening of gas hydrate inhibitor and performance evaluation.
The utility model solves the technical scheme that its technical matters adopts: the Visual evaluation device of this gas hydrate inhibitor comprises gas cylinder, constant voltage intermediate receptacle, reactor, temperature sensor, pressure transducer, high-resolution camera, buncher, data collecting instrument, computing machine, gas cylinder connects constant voltage intermediate receptacle by pipeline, installing gas supercharge pump on this pipeline, constant voltage intermediate receptacle is by pipeline coupled reaction still; Reactor connects low temperature bath, reactor sidewall is arranged high pressure resistant quartzy visual windows, high-resolution camera is installed on high pressure resistant quartzy visual windows place, reactor is provided with temperature sensor and pressure transducer, reactor stirrer connects buncher, high-resolution camera, temperature sensor, pressure transducer, buncher are connected with data collecting instrument respectively, and data collecting instrument connects computing machine.
In such scheme, reactor is high pressure stainless steel cauldron.
In such scheme, low temperature bath is directly connected with the chuck of reactor, low temperature bath connection control case, and the working temperature of reactor controls low temperature bath temperature by control box and realizes.
The utility model has following beneficial effect:
1, the utility model is by high resolving power visual windows in conjunction with temperature and pressure data, accurately can judge the dynamic formation process with gas-monitoring hydrate, carry out study on monitoring to the Formation rule of gas hydrate.Due to the formation of interior gas hydrate accurately can be judged by the change of system in high-resolution camera monitoring autoclave, the change of pressure and temperature is relied on to judge that gas hydrate generation type is more effective than simple.
2, the utility model is a kind of Visual evaluation device of gas hydrate inhibitor, change by control and monitor temperature, pressure and monitor the dynamic formation process of hydrate particle, automatic record and Monitoring Data, carry out evaluation test to the performance of gas hydrate inhibitor.
3, the utility model can be used for screening and the performance evaluation of various gas hydrate inhibitor; Can to the formation Sum decomposition temperature measuring of various gas hydrate, experimental implementation is simple and convenient, practical, and equipment cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
1 gas cylinder 2 gas boosting pump 3 constant voltage intermediate receptacle 4 reactor 5 temperature sensor 6 pressure transducer 7 high-resolution camera 8 buncher 9 vacuum pump 10 low temperature bath 11 control box 12 data collecting instrument 13 computing machine.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
As shown in Figure 1, the Visual evaluation device of this gas hydrate inhibitor comprises gas cylinder 1, constant voltage intermediate receptacle 3, reactor 4, temperature sensor 5, pressure transducer 6, high-resolution camera 7, buncher 8, data collecting instrument 12, computing machine 13, gas cylinder 1 connects constant voltage intermediate receptacle 3 by pipeline, installing gas supercharge pump 2 on this pipeline, constant voltage intermediate receptacle 3 is by pipeline coupled reaction still 4; Reactor 4 is high pressure stainless steel cauldron, reactor 4 is provided with liquid flowing valve, air intake valve, and vacuum pump 9, valve of giving vent to anger, three-way valve are connected with reactor 4; Low temperature bath 10 is directly connected with the chuck of reactor 4, low temperature bath 10 connection control case 11; Reactor 4 sidewall arranges high pressure resistant quartzy visual windows, and high-resolution camera 7 is installed on high pressure resistant quartzy visual windows place; Reactor 4 is provided with temperature sensor 5 and pressure transducer 6, reactor 4 stirrer connects buncher 8, high-resolution camera 7, temperature sensor 5, pressure transducer 6, buncher 8 are connected with data collecting instrument 12 respectively, data collecting instrument 12 connects computing machine 13, can generate situation by hydrate in real-time monitored high pressure stainless steel cauldron 4.
The working pressure range of reactor 4 is at 0 ~ 40.0 MPa, and operating temperature range is at-35.0 ~ 60.0 DEG C.
Claims (3)
1. the Visual evaluation device of a gas hydrate inhibitor, it is characterized in that: the Visual evaluation device of this gas hydrate inhibitor comprises gas cylinder (1), constant voltage intermediate receptacle (3), reactor (4), temperature sensor (5), pressure transducer (6), high-resolution camera (7), buncher (8), data collecting instrument (12), computing machine (13), gas cylinder (1) connects constant voltage intermediate receptacle (3) by pipeline, installing gas supercharge pump (2) on this pipeline, constant voltage intermediate receptacle (3) is by pipeline coupled reaction still (4), reactor (4) connects low temperature bath (10), reactor (4) sidewall arranges high pressure resistant quartzy visual windows, high-resolution camera (7) is installed on high pressure resistant quartzy visual windows place, reactor (4) is provided with temperature sensor (5) and pressure transducer (6), reactor (4) stirrer connects buncher (8), high-resolution camera (7), temperature sensor (5), pressure transducer (6), buncher (8) are connected with data collecting instrument (12) respectively, and data collecting instrument (12) connects computing machine (13).
2. the Visual evaluation device of gas hydrate inhibitor according to claim 1, is characterized in that: described reactor (4) is high pressure stainless steel cauldron.
3. the Visual evaluation device of gas hydrate inhibitor according to claim 1, is characterized in that: described low temperature bath (10) is directly connected with the chuck of reactor (4), low temperature bath (10) connection control case (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331984.1U CN204575629U (en) | 2015-05-21 | 2015-05-21 | A kind of Visual evaluation device of gas hydrate inhibitor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520331984.1U CN204575629U (en) | 2015-05-21 | 2015-05-21 | A kind of Visual evaluation device of gas hydrate inhibitor |
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| CN204575629U true CN204575629U (en) | 2015-08-19 |
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| CN201520331984.1U Expired - Fee Related CN204575629U (en) | 2015-05-21 | 2015-05-21 | A kind of Visual evaluation device of gas hydrate inhibitor |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301205A (en) * | 2015-11-30 | 2016-02-03 | 中国科学院广州能源研究所 | Visual gas hydrate dynamic experimental device |
| CN105403673A (en) * | 2015-12-04 | 2016-03-16 | 中国石油大学(华东) | Device and method for natural gas hydrate control technical research in oil and gas conveying pipeline |
| CN106404610A (en) * | 2016-10-20 | 2017-02-15 | 中国石油大学(北京) | Evaluation method for hydrate kinetic inhibitor and application of evaluation method in screening |
| CN107462639A (en) * | 2016-06-02 | 2017-12-12 | 中国石油大学(华东) | The experimental system of thermochemical sulfate reduction generation hydrogen sulfide in a kind of research heavy crude heat extraction |
| CN108130146A (en) * | 2017-12-07 | 2018-06-08 | 中国科学院广州能源研究所 | A kind of gas hydrate crystal culture apparatus |
| CN108195858A (en) * | 2017-12-04 | 2018-06-22 | 中国科学院广州能源研究所 | A kind of high pressure cold bench device and application method suitable for cryogenic high pressure material X-ray diffraction measurement |
| CN108399841A (en) * | 2018-05-07 | 2018-08-14 | 江苏宏博机械制造有限公司 | Hydrate kinetic experimental system |
| CN109030278A (en) * | 2018-04-10 | 2018-12-18 | 天津中油渤星工程科技有限公司 | A kind of gas hydrates kinetic inhibition performance determines method |
| CN109917081A (en) * | 2019-04-16 | 2019-06-21 | 南京工业大学 | System and method for testing inhibition effect of reaction runaway inhibitor |
| CN110389126A (en) * | 2019-06-27 | 2019-10-29 | 青岛海洋科学与技术国家实验室发展中心 | Hydrate, which generates, decomposes visualization reaction system and memory effect evaluation method |
| CN111189746A (en) * | 2018-11-14 | 2020-05-22 | 中国石油化工股份有限公司 | Performance evaluation method and application of gas hydrate inhibitor |
| CN111189957A (en) * | 2018-11-14 | 2020-05-22 | 中国石油化工股份有限公司 | Gas hydrate inhibitor performance evaluation system |
| CN111650352A (en) * | 2020-06-28 | 2020-09-11 | 中国华能集团有限公司 | Multifunctional hydrate synthesis and decomposition simulation experiment system and experiment method |
| CN112081576A (en) * | 2020-09-14 | 2020-12-15 | 西南石油大学 | Visual continuous pressurization reaction unit based on plc control |
| CN112108096A (en) * | 2020-10-26 | 2020-12-22 | 河南理工大学 | Natural gas hydrate synthesis device and method integrating multiple strengthening methods |
| CN112240893A (en) * | 2019-07-16 | 2021-01-19 | 中国石油天然气股份有限公司 | Experimental device and method for statically evaluating temperature resistance of foaming agent |
| CN113607883A (en) * | 2021-07-12 | 2021-11-05 | 长江大学 | Comprehensive evaluation method of natural gas hydrate inhibitor |
| CN114130336A (en) * | 2021-11-23 | 2022-03-04 | 中国石油大学(华东) | Hydrate inhibitor evaluation system and method |
| CN115449411A (en) * | 2021-06-08 | 2022-12-09 | 中国石油化工股份有限公司 | Visual reaction vessel of natural gas hydrate |
-
2015
- 2015-05-21 CN CN201520331984.1U patent/CN204575629U/en not_active Expired - Fee Related
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301205A (en) * | 2015-11-30 | 2016-02-03 | 中国科学院广州能源研究所 | Visual gas hydrate dynamic experimental device |
| CN105403673A (en) * | 2015-12-04 | 2016-03-16 | 中国石油大学(华东) | Device and method for natural gas hydrate control technical research in oil and gas conveying pipeline |
| CN105403673B (en) * | 2015-12-04 | 2017-12-08 | 中国石油大学(华东) | Device and method for preventing and controlling natural gas hydrate technical research in pipe-line |
| CN107462639A (en) * | 2016-06-02 | 2017-12-12 | 中国石油大学(华东) | The experimental system of thermochemical sulfate reduction generation hydrogen sulfide in a kind of research heavy crude heat extraction |
| CN106404610B (en) * | 2016-10-20 | 2019-08-09 | 中国石油大学(北京) | A kind of evaluation method of hydrate dynamic inhibitor and its application in screening |
| CN106404610A (en) * | 2016-10-20 | 2017-02-15 | 中国石油大学(北京) | Evaluation method for hydrate kinetic inhibitor and application of evaluation method in screening |
| CN108195858A (en) * | 2017-12-04 | 2018-06-22 | 中国科学院广州能源研究所 | A kind of high pressure cold bench device and application method suitable for cryogenic high pressure material X-ray diffraction measurement |
| CN108130146A (en) * | 2017-12-07 | 2018-06-08 | 中国科学院广州能源研究所 | A kind of gas hydrate crystal culture apparatus |
| CN108130146B (en) * | 2017-12-07 | 2020-07-21 | 中国科学院广州能源研究所 | Gas hydrate crystal culture device |
| CN109030278A (en) * | 2018-04-10 | 2018-12-18 | 天津中油渤星工程科技有限公司 | A kind of gas hydrates kinetic inhibition performance determines method |
| CN108399841A (en) * | 2018-05-07 | 2018-08-14 | 江苏宏博机械制造有限公司 | Hydrate kinetic experimental system |
| CN111189746A (en) * | 2018-11-14 | 2020-05-22 | 中国石油化工股份有限公司 | Performance evaluation method and application of gas hydrate inhibitor |
| CN111189957A (en) * | 2018-11-14 | 2020-05-22 | 中国石油化工股份有限公司 | Gas hydrate inhibitor performance evaluation system |
| CN109917081A (en) * | 2019-04-16 | 2019-06-21 | 南京工业大学 | System and method for testing inhibition effect of reaction runaway inhibitor |
| CN110389126A (en) * | 2019-06-27 | 2019-10-29 | 青岛海洋科学与技术国家实验室发展中心 | Hydrate, which generates, decomposes visualization reaction system and memory effect evaluation method |
| CN112240893A (en) * | 2019-07-16 | 2021-01-19 | 中国石油天然气股份有限公司 | Experimental device and method for statically evaluating temperature resistance of foaming agent |
| CN112240893B (en) * | 2019-07-16 | 2023-11-28 | 中国石油天然气股份有限公司 | Experimental device and method for statically evaluating temperature resistance of foaming agent |
| CN111650352A (en) * | 2020-06-28 | 2020-09-11 | 中国华能集团有限公司 | Multifunctional hydrate synthesis and decomposition simulation experiment system and experiment method |
| CN112081576A (en) * | 2020-09-14 | 2020-12-15 | 西南石油大学 | Visual continuous pressurization reaction unit based on plc control |
| CN112108096A (en) * | 2020-10-26 | 2020-12-22 | 河南理工大学 | Natural gas hydrate synthesis device and method integrating multiple strengthening methods |
| CN115449411A (en) * | 2021-06-08 | 2022-12-09 | 中国石油化工股份有限公司 | Visual reaction vessel of natural gas hydrate |
| CN113607883A (en) * | 2021-07-12 | 2021-11-05 | 长江大学 | Comprehensive evaluation method of natural gas hydrate inhibitor |
| CN114130336A (en) * | 2021-11-23 | 2022-03-04 | 中国石油大学(华东) | Hydrate inhibitor evaluation system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160521 |