CN105136862A - Measuring device for natural gas hydrate reaction rate - Google Patents
Measuring device for natural gas hydrate reaction rate Download PDFInfo
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- CN105136862A CN105136862A CN201510528231.4A CN201510528231A CN105136862A CN 105136862 A CN105136862 A CN 105136862A CN 201510528231 A CN201510528231 A CN 201510528231A CN 105136862 A CN105136862 A CN 105136862A
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- reaction rate
- gas hydrate
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Abstract
The invention discloses a measuring device for natural gas hydrate reaction rate. The measuring device is provided with a shell, a connecting pipe and a seal cover, wherein the connecting pipe is weldingly connected to the shell, and the seal cover is connected with the connecting pipe via a thread fastening manner and in an O-shaped seal ring manner; a measuring device is connected with the seal cover and measures the resistance value of reacting matter in the reaction kettle; a transmission line is connected with the measuring device and receives resistance information of the reacting matter in the reaction kettle measured by the measuring device; the electric quantity value is converted to an electric signal by a converter and the electric signal is transmitted to a digital imaging system of a computer; the computer is connected with the digital imaging system and is used for calculating the real-time resistance value and generating a reaction rate graph. In the invention, the measured data can be transformed into the real-time reaction rate graph, reaction progress can be accurately and effectively controlled through real-time adjustment of the reaction conditions, so that the natural gas hydrate exploitation, concentrated transmission and industrialization can be propelled.
Description
Technical field
The invention belongs to gas hydrate laboratory synthesis technical field, particularly relate to a kind of gas hydrate reaction rate measurement mechanism.
Background technology
Gas hydrate are a kind of non-stoichiometric cage compounds, lm
3hydrate can store 150 ~ 180m
3rock gas, gas hydrate be occurring in nature rock gas exist a kind of special shape, there is having a very wide distribution, become the feature that Tibetan scale is large, energy storage density is high.Gas hydrate are mainly distributed in polar region and deep-water slope district, about 95% is stored in profundal zone, at present, frozen soil and pilot production target area, marine site be diagenesis gas hydrate ore body and many with under cover free gas, the methods such as step-down, heat injection, injecting and carbon dioxide replacement can be adopted to develop; Though be stored in the particulate crack type of deep water shallow-layer, decentralized gas hydrate total amount is large, because shallow, the non-diagenesis of its buried depth, cementing properties are poor, recovery method still belongs to blank.
According to the exploitation measure of current deep seafloor shallow-layer non-diagenesis storage gas hydrate, country little both at home and abroad has proven technique to carry out rational exploitation to it.But every country is inadequate to the character research of this kind of novel energy of hydrate, causes and now the exploitation of gas hydrate, transport are difficult to realize.Room is manually produced synthesis of natural gas hydrate and will be solved problem of energy crisis largely by experiment, thus brings huge economic benefit and social benefit.
Summary of the invention
The object of the present invention is to provide a kind of gas hydrate reaction rate measurement mechanism, be intended to realize Real-Time Monitoring gas hydrate reaction rate thus control reaction conditions at any time, reach the object of gas hydrate in effectively a large amount of synthesis in laboratory, for follow-uply to supply raw materials to gas hydrate Related Experimental Study, the object of experiment porch and correlation theory data, advance exploitation of gas hydrates, collect defeated and the process of suitability for industrialized production.
The present invention realizes like this, a kind of gas hydrate reaction rate measurement mechanism, described gas hydrate reaction rate measurement mechanism is provided with housing, adapter, gland bonnet, described adapter adopts the mode of welding to be closely coupled on housing, described gland bonnet is connected with adapter, and described gland bonnet is connected with adapter with the form of screw threads for fastening and pad pressure O RunddichtringO;
Be connected with described gland bonnet, for recording the measurement mechanism of reactive material resistance value in reactor;
Be connected with described measurement mechanism by transmission line, receive reactive material resistance value information in reactor that described measurement mechanism records, adopt converter charge value is converted to electric signal and is transferred to the digital imaging system of computing machine;
Being connected with described digital imaging system, for calculating real-time resistance value, making the computing machine about reaction rate chart.
Further, measurement mechanism comprises probe, insulating washer, metal end enclosure further;
Described probe passes the center section of gland bonnet and adapter, and probe connects digital imaging system by signal wire, and a part of both sides of probe are provided with insulating washer, and another part both sides are provided with metal end enclosure.
Further, described adapter is cylindrical tube, and be scalariform by case side inwall projection, adjacent scalariform position has circular Baltimore groove, has screw thread after adapter.
Further, the outer wall of described gland bonnet has screw thread, and cylindrical hole is left at middle part.
Further, described measurement mechanism be placed in gland bonnet cylindrical hole and with gland bonnet compact siro spinning technology.
Further, described measurement mechanism has 4 covers, is divided into 2 groups, and two groups two-layer up and down at housing is vertical interlaced distribution, and the two cover measurement mechanisms often organized are symmetrically distributed on housing respectively;
Have 2 cover measuring equipments in described measurement mechanism one group, wherein a set of measurement mechanism adds constant voltage, another set of measurement mechanism then not making alive;
Described measurement mechanism divides copper line surface attachment insulation protective jacket and the leakage protection cover of noncontact section in enclosure interior, and the foraminate insulation protection cap of described noncontact section copper cash end strips and leakage protection cap, described copper cash passes from aperture.
Gas hydrate reaction rate measurement mechanism provided by the invention, conductive material is utilized to form electric pathway, utilize constant voltage source at one end to add constant voltage and form electric potential difference, current value in the real-time measuring circuit of galvanometer, thus record the resistance value of reactive material in reactor, real-time material can be obtained by correlation theory and experiment conclusion to form, the reaction rate of laboratory synthesis of natural gas hydrate can be obtained.In addition, the external digital imaging system of measurement mechanism of the present invention, can be real-time reaction rate chart in real time by surveyed data transformations, thus can by regulating reaction conditions in real time, control extent of reaction accurately and efficiently, reach the object of the quick effectively synthesis of natural gas hydrate in laboratory, for supplying raw materials to gas hydrate experimental study thereafter, experiment porch and theoretical foundation, advance exploitation of gas hydrates, collect defeated and the process of suitability for industrialized production, and bring considerable Social benefit and economic benefit.
Accompanying drawing explanation
Fig. 1 is the gas hydrate reaction rate measurement mechanism structural representation that the embodiment of the present invention provides;
In figure: 1, housing; 2, take over; 3, Baltimore groove; 4, gland bonnet; 5, probe; 6, digital imaging system; 7, O-ring seal; 8, insulating washer; 9, metal end enclosure.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Present invention achieves that gas hydrate laboratory rapid, high volume effectively produces is the basis of carrying out gas hydrate Related Experimental Study, aim to provide a kind of device for surveying laboratory gas hydrate reaction rate, real-time measurement gas hydrate reaction rate, effectively improve the efficiency of synthesis of natural gas hydrate in laboratory, for follow-up related experiment supply raw materials, experiment porch and correlation theory data; Promote exploitation of gas hydrates, collected defeated and the process of suitability for industrialized production, and considerable Social benefit and economic benefit can have been brought, to global energy structural adjustment, there is positive effect, provide guarantee for Future New Energy Source utilizes.
Below in conjunction with accompanying drawing, structure of the present invention is explained in detail.
As shown in Figure 1, the gas hydrate reaction rate measurement mechanism of the embodiment of the present invention mainly comprises: housing 1, adapter 2, Baltimore groove 3, gland bonnet 4, probe 5, digital imaging system 6, O-ring seal 7, insulating washer 8, metal end enclosure 9.
Housing 1 is provided with adapter 2, Baltimore groove 3 is arranged on the left side of adapter 2, Baltimore groove 3 is provided with O-ring seal 7, gland bonnet 4 is connected with adapter 2 by screw thread, probe 5 is through the center section of gland bonnet 4 with adapter 2, probe 5 connects digital imaging system 6 by signal wire, and a part of both sides of probe 5 are provided with insulating washer 8, and another part both sides are provided with metal end enclosure 9.
Below in conjunction with specific embodiments of the invention, application principle of the present invention is further described.
As shown in Figure 1, housing is the inwall of reactor; Adapter is cylindrical tube, and protruding by case side inwall at it is scalariform, and adjacent scalariform position has circular Baltimore groove, has thereafter screw thread, and adapter adopts the mode of welding to be closely coupled on housing; Gland bonnet outer wall opens screw thread, leaves cylindrical hole in the middle, and it is connected with adapter with the form of screw threads for fastening and pad pressure " O " RunddichtringO; Measurement mechanism by having the copper cash of insulativity and leakproof, constant voltage source and galvanometer etc. form, be placed in gland bonnet cylindrical hole and with gland bonnet compact siro spinning technology; Digital imaging system is connected with the galvanometer of measuring equipment.Adopt the method for constant voltage measuring resistance, electric pathway is formed with conductive material, utilize constant voltage source at one end to add constant voltage and form electric potential difference, form loop, current value in the real-time measuring circuit of galvanometer, thus record the resistance value of reactive material in reactor, real-time material can be obtained by correlation theory and experiment conclusion and form, the reaction rate of testing can be obtained.Measurement mechanism in real time by charge value by converter in digital imaging system through transmission line with electric signal transmission to computing machine, be the size by Real-Time Monitoring resistance value, rear curve plotting figure, then to time differentiate, obtain the change curve of resistance, carry out the generating rate of reaction water compound with this.
In an embodiment of the present invention, described adapter and described gland bonnet connected mode are for being threaded, by the sealing of extruding " O " RunddichtringO, described " O " RunddichtringO is made up of red copper material, mutually be engaged with the screw thread of gland bonnet by adapter, make " O " RunddichtringO be in circular Baltimore groove be squeezed and be out of shape, and then fill the Baltimore groove between adapter and gland bonnet, ensure the high strength of O-ring seal with this, reach the object of sealing.
In an embodiment of the present invention, measurement mechanism has 4 covers, is divided into 2 groups, and two groups two-layer up and down at housing is vertical interlaced distribution, and the two cover measurement mechanisms often organized are symmetrically distributed on housing respectively.
In an embodiment of the present invention, have 2 cover measuring equipments in described measurement mechanism one group, wherein a set of measurement mechanism adds constant voltage, another set of measurement mechanism then not making alive.
In an embodiment of the present invention, described measurement mechanism is connected with described digital imaging system, current value is transferred to computing machine through transmission line in electric signal mode by the converter in described digital imaging system by measurement mechanism in real time, computing machine obtains real-time resistance value by correlation computations software, makes the chart about reaction rate in conjunction with experimental formula.
In an embodiment of the present invention; described measurement mechanism divides copper line surface attachment insulation protective jacket and the leakage protection cover of noncontact section in enclosure interior; the foraminate insulation protection cap of described noncontact section copper cash end strips and leakage protection cap, described copper cash passes from aperture.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a gas hydrate reaction rate measurement mechanism, described gas hydrate reaction rate measurement mechanism is provided with housing, adapter, gland bonnet, described adapter adopts the mode of welding to be closely coupled on housing, described gland bonnet is connected with adapter, it is characterized in that, described gland bonnet is connected with adapter with the form of screw threads for fastening and pad pressure O RunddichtringO;
Be connected with described gland bonnet, for recording the measurement mechanism of reactive material resistance value in reactor;
Be connected with described measurement mechanism by transmission line, receive reactive material resistance value information in reactor that described measurement mechanism records, adopt converter charge value is converted to electric signal and is transferred to the digital imaging system of computing machine;
Being connected with described digital imaging system, for calculating real-time resistance value, making the computing machine about reaction rate chart.
2. gas hydrate reaction rate measurement mechanism as claimed in claim 1, it is characterized in that, measurement mechanism comprises probe, insulating washer, metal end enclosure further;
Described probe passes the center section of gland bonnet and adapter, and probe connects digital imaging system by signal wire, and a part of both sides of probe are provided with insulating washer, and another part both sides are provided with metal end enclosure.
3. gas hydrate reaction rate measurement mechanism as claimed in claim 1, it is characterized in that, described adapter is cylindrical tube, and be scalariform by case side inwall projection, adjacent scalariform position has circular Baltimore groove, has screw thread after adapter.
4. gas hydrate reaction rate measurement mechanism as claimed in claim 1, it is characterized in that, the outer wall of described gland bonnet has screw thread, and cylindrical hole is left at middle part.
5. gas hydrate reaction rate measurement mechanism as claimed in claim 1, is characterized in that, described measurement mechanism be placed in gland bonnet cylindrical hole and with gland bonnet compact siro spinning technology.
6. gas hydrate reaction rate measurement mechanism as claimed in claim 1, it is characterized in that, described measurement mechanism has 4 covers, is divided into 2 groups, two groups two-layer up and down at housing is vertical interlaced distribution, and the two cover measurement mechanisms often organized are symmetrically distributed on housing respectively;
Have 2 cover measuring equipments in described measurement mechanism one group, wherein a set of measurement mechanism adds constant voltage, another set of measurement mechanism then not making alive;
Described measurement mechanism divides copper line surface attachment insulation protective jacket and the leakage protection cover of noncontact section in enclosure interior, and the foraminate insulation protection cap of described noncontact section copper cash end strips and leakage protection cap, described copper cash passes from aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510528231.4A CN105136862A (en) | 2015-08-25 | 2015-08-25 | Measuring device for natural gas hydrate reaction rate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510528231.4A CN105136862A (en) | 2015-08-25 | 2015-08-25 | Measuring device for natural gas hydrate reaction rate |
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| CN105136862A true CN105136862A (en) | 2015-12-09 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001354981A (en) * | 2000-06-12 | 2001-12-25 | Nkk Corp | Process for preparing lower hydrocarbon gas hydrate |
| CN201421382Y (en) * | 2009-03-25 | 2010-03-10 | 杭州美高华颐化工有限公司 | Temperature-measuring device of reaction kettle |
| CN101718725A (en) * | 2009-12-08 | 2010-06-02 | 中国科学院广州能源研究所 | Device for measuring sample thermo-physical property in situ |
| CN101718730A (en) * | 2009-12-04 | 2010-06-02 | 中国科学院广州能源研究所 | Method and device for measuring the resistivity of gas hydrate and hydrate-containing sediment in situ |
| CN201749101U (en) * | 2010-07-01 | 2011-02-16 | 青岛海洋地质研究所 | Hydrate formation dynamic simulation experiment device |
| CN102013650A (en) * | 2010-10-26 | 2011-04-13 | 博爱县电业公司 | Cable house service device |
| CN103116077A (en) * | 2013-01-17 | 2013-05-22 | 中国科学院广州能源研究所 | Device for in site measurement of hydrate sediment resistivity |
| CN204903446U (en) * | 2015-08-25 | 2015-12-23 | 西南石油大学 | Gas hydrate reaction rate measuring device |
-
2015
- 2015-08-25 CN CN201510528231.4A patent/CN105136862A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001354981A (en) * | 2000-06-12 | 2001-12-25 | Nkk Corp | Process for preparing lower hydrocarbon gas hydrate |
| CN201421382Y (en) * | 2009-03-25 | 2010-03-10 | 杭州美高华颐化工有限公司 | Temperature-measuring device of reaction kettle |
| CN101718730A (en) * | 2009-12-04 | 2010-06-02 | 中国科学院广州能源研究所 | Method and device for measuring the resistivity of gas hydrate and hydrate-containing sediment in situ |
| CN101718725A (en) * | 2009-12-08 | 2010-06-02 | 中国科学院广州能源研究所 | Device for measuring sample thermo-physical property in situ |
| CN201749101U (en) * | 2010-07-01 | 2011-02-16 | 青岛海洋地质研究所 | Hydrate formation dynamic simulation experiment device |
| CN102013650A (en) * | 2010-10-26 | 2011-04-13 | 博爱县电业公司 | Cable house service device |
| CN103116077A (en) * | 2013-01-17 | 2013-05-22 | 中国科学院广州能源研究所 | Device for in site measurement of hydrate sediment resistivity |
| CN204903446U (en) * | 2015-08-25 | 2015-12-23 | 西南石油大学 | Gas hydrate reaction rate measuring device |
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Application publication date: 20151209 |
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