CN105201432A - Oily drilling cutting treating method - Google Patents
Oily drilling cutting treating method Download PDFInfo
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- CN105201432A CN105201432A CN201510644176.5A CN201510644176A CN105201432A CN 105201432 A CN105201432 A CN 105201432A CN 201510644176 A CN201510644176 A CN 201510644176A CN 105201432 A CN105201432 A CN 105201432A
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- oil
- drilling cuttings
- electromagnetic heating
- contained drilling
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Abstract
The embodiment of the invention discloses an oily drilling cutting treating method. The method comprises the steps that an oily drilling cutting raw material is input into a feed inlet of an electromagnetic thermal desorption device in a first input mode; an electromagnetic heating system of the electromagnetic thermal desorption device controls a thermal desorption furnace to conduct electromagnetic heating on the input oily drilling cutting raw material, so that a gaseous product and a solid product are generated; a heat exchange device of the electromagnetic thermal desorption device conducts condensation on the gaseous product, so that an oil product and gaseous components are obtained; a circulating water pump of the electromagnetic thermal desorption device conducts purification on the gaseous components, and a recycling unit of the electromagnetic thermal desorption device treats the solid product. By the adoption of the method, heating safety, heating efficiency and heating controllability can be improved.
Description
Technical field
It is have environmental technology field that the application relates to, particularly a kind of oil-contained drilling cuttings processing method.
Background technology
Along with the exploitation of unconventionaloil pool, oil base drilling fluid drilling technology starts large-scale application, wellbore construction process is with a large amount of oil-based drill cuttings of output and discarded object, the producible oil-based drill cuttings of a bite unconventionaloil pool well and discarded object can reach 200-800m3, environmental hazard is comparatively large, can have a strong impact on and the living environment polluting the mankind.
Current oil-contained drilling cuttings processing method generally adopts fuel to heat desorption processing method.Described fuel adds thermal desorption method and usually coordinates drying and centrifugation technique to process oil-contained drilling cuttings.
Described fuel adds thermal desorption method and generally includes: adopt the mode of combustion fuel to heat thermal desorption stove, isolate oil product and residue in described oil-contained drilling cuttings in heating process.
Realizing in the application's process, inventor finds that in prior art, at least there are the following problems: existing fuel adds thermal desorption method and adopts open firing, and naked light and oil gas product are easily blasted, and safety is lower.Meanwhile, control inaccurate to the temperature of thermal desorption stove in open firing process, the efficiency of heating surface is lower.
Summary of the invention
The object of the embodiment of the present application is to provide a kind of oil-contained drilling cuttings processing method, to improve the safety of heating, and the controllability of the efficiency of heating surface and heating.
For solving the problems of the technologies described above, the embodiment of the present application provides a kind of oil-contained drilling cuttings processing method to be achieved in that
A kind of oil-contained drilling cuttings processing method, comprising: the charging aperture of 9 Cr 2 steel using electromagnetic heating desorption apparatus adopts the first input mode input oil-contained drilling cuttings raw material; The electromagnetic heating system of 9 Cr 2 steel using electromagnetic heating desorption apparatus controls the oil-contained drilling cuttings raw material of thermal desorption stove to described input and carries out Electromagnetic Heating, generates gas-phase product and solid product; The heat-exchanger rig of 9 Cr 2 steel using electromagnetic heating desorption apparatus carries out condensation to described gas-phase product, obtains oil product and gaseous component; The circulating water pump of 9 Cr 2 steel using electromagnetic heating desorption apparatus carries out purified treatment to described gaseous component, and the recycling unit of 9 Cr 2 steel using electromagnetic heating desorption apparatus processes described solid product.
In preferred version, described first input mode comprises: the mode of intermittent spiral input.
In preferred version, described 9 Cr 2 steel using electromagnetic heating desorption apparatus is in the interval of the described oil-contained drilling cuttings feed operation of twice input, and described thermal desorption stove is sealing state.
In preferred version, the electromagnetic heating system of described 9 Cr 2 steel using electromagnetic heating desorption apparatus controls the oil-contained drilling cuttings raw material of thermal desorption stove to described input and carries out Electromagnetic Heating, comprise: within a preset time interval heating-up temperature is risen to the first temperature, the difference of described first temperature and preset temperature is less than first threshold; And, after receiving the signal stopping heating, stop heating operation.
In preferred version, described prefixed time interval comprises: be less than or equal to 20 minutes.
In preferred version, described preset temperature comprises: 200 degrees Celsius ~ 700 degrees Celsius.
In preferred version, described first threshold comprises: be less than 10 degrees Celsius.
In preferred version, described first threshold is 3 degrees Celsius.
In preferred version, described solid product comprises thermal desorption residue.
In preferred version, the oil content of described thermal desorption residue is less than 1%.
The technical scheme provided from above the embodiment of the present application, the oil-contained drilling cuttings processing method of the embodiment of the present application, the mode of Electromagnetic Heating is adopted to carry out thermal desorption to oil-contained drilling cuttings, thermal desorption process safety, and to the temperature-controlled precision within 700 degrees Celsius, thermal desorption stove can reach ± 3 degrees Celsius, Electromagnetic Heating at a high speed and control technology thereof significantly improve the controllability of the efficiency of heating surface and heating.Further, by adopting the mode of intermittent spiral input, after material input, effective sealing being carried out to thermal desorption stove, can realize with brill security guarantee.Further, the directly effective of thermal desorption oil product that processing method disclosed in the present application can realize in oil-contained drilling cuttings is reclaimed, and the oil product reclaimed maintains higher quality, can be directly used in recycling.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the flow chart of a kind of oil-contained drilling cuttings processing method of the application embodiment;
Fig. 2 is the schematic diagram of the application for the 9 Cr 2 steel using electromagnetic heating desorption apparatus of oil-contained drilling cuttings processing method.
In Fig. 2: 1-charging aperture, 2-thermal desorption stove, 3-electromagnetic heating system, 4-heat-exchanger rig, 5-gs-oil separator, 6-oil sump tank, 7-circulating water pump, 8-water tank, 9-air-introduced machine, 10-recycling unit.
Detailed description of the invention
The embodiment of the present application provides a kind of oil-contained drilling cuttings processing method.
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
Fig. 1 is the flow chart of a kind of oil-contained drilling cuttings processing method of the application embodiment.As shown in Figure 1, described processing method can comprise:
S101: the charging aperture of 9 Cr 2 steel using electromagnetic heating desorption apparatus adopts the first input mode input oil-contained drilling cuttings raw material.
Fig. 2 is the schematic diagram of the application for the 9 Cr 2 steel using electromagnetic heating desorption apparatus of oil-contained drilling cuttings processing method.As shown in Figure 1, described 9 Cr 2 steel using electromagnetic heating desorption apparatus can comprise: charging aperture 1, thermal desorption stove 2, electromagnetic heating system 3, heat-exchanger rig 4, gs-oil separator 5, oil sump tank 6, circulating water pump 7, water tank 8, air-introduced machine 9 and recycling unit 10.
The charging aperture 1 of 9 Cr 2 steel using electromagnetic heating desorption apparatus can adopt the first input mode input oil-contained drilling cuttings raw material.Described first input mode can comprise: the mode of intermittent spiral input, namely adopts spiral way to input some oil-contained drilling cuttings raw materials at set intervals.
In the interval of the described oil-contained drilling cuttings feed operation of twice input, the thermal desorption stove of described 9 Cr 2 steel using electromagnetic heating desorption apparatus can be sealing state.
S102: the electromagnetic heating system of 9 Cr 2 steel using electromagnetic heating desorption apparatus controls the oil-contained drilling cuttings raw material of thermal desorption stove to described input and carries out Electromagnetic Heating, generates gas-phase product and solid product.
The electromagnetic heating system 3 of 9 Cr 2 steel using electromagnetic heating desorption apparatus can control thermal desorption stove 2 and carry out Electromagnetic Heating to the oil-contained drilling cuttings raw material that described charging aperture inputs, and generates gas-phase product and solid product.
The electromagnetic heating system of described 9 Cr 2 steel using electromagnetic heating desorption apparatus controls the oil-contained drilling cuttings raw material of thermal desorption stove to described input and carries out Electromagnetic Heating, specifically can comprise: within a preset time interval heating-up temperature is risen to the first temperature, the difference of described first temperature and preset temperature is less than first threshold; And, after receiving the signal stopping heating, stop heating operation.
Described prefixed time interval represents that thermal desorption stove is from being heated to the time span rising to the first temperature, and described prefixed time interval generally can comprise: be less than or equal to 20 minutes.Described first temperature represents the temperature of the required heating of thermal desorption stove, and described first temperature can comprise: 200 degrees Celsius ~ 700 degrees Celsius.The occurrence of described preset temperature can set according to actual experiment situation.The value of described first threshold is generally and is less than 10 degrees Celsius, such as, can be 3 degrees Celsius.
The high-efficiency electromagnetic heating of thermal desorption stove can be realized by electromagnetic heating system, the rate of heat addition reaches 10-30 DEG C/min, the efficiency of heating surface is more than 90%, realize rising in 20 minutes in the temperature in thermal desorption stove temperature required, and actual temperature and temperature required error amount generally can control at 3 degrees Celsius.Therefore, the application can realize the quick and precisely control of pyrolysis reaction temperature in larger temperature range, reduces the pre-operation time of pyrolytic reaction device, increases pyrolysis processing efficiency.
The solid product that described 9 Cr 2 steel using electromagnetic heating desorption apparatus generates is thermal desorption residue, and the oil content of described thermal desorption residue can be less than 1%.
S103: the heat-exchanger rig of 9 Cr 2 steel using electromagnetic heating desorption apparatus carries out condensation to described gas-phase product, obtains oil product and gaseous component.
The heat-exchanger rig 4 of 9 Cr 2 steel using electromagnetic heating desorption apparatus can carry out condensation to described gas-phase product, obtains oil product and gaseous component.Because temperature can be effectively controlled, can not there is overtemperature cracking phenomenon in the oil product that thermal desorption raw material produces, so there is middle cracking component less, smell is less, and the oil product obtained has higher quality, can realize direct recycling.
S104: the circulating water pump of 9 Cr 2 steel using electromagnetic heating desorption apparatus carries out purified treatment to described gaseous component, the recycling unit of 9 Cr 2 steel using electromagnetic heating desorption apparatus processes described solid product.
The circulating water pump of described 9 Cr 2 steel using electromagnetic heating desorption apparatus can carry out purified treatment to the described gaseous component that described condensation obtains.
The gas-phase product of oil-contained drilling cuttings after thermal desorption can be separated by gs-oil separator 5 after the condensation of described heat-exchanger rig 4, obtains oil product, volatile matter and gaseous component.The oil product of described output can be collected by oil sump tank 6.Described volatile matter and gaseous component can be discharged through air-introduced machine 9; Or described volatile matter and gaseous component can be discharged through air-introduced machine 9 after subsequent purification process.
Described thermal desorption system to be circulated with the fluid of water tank 8 by circulating water pump 7 and thermal desorption furnace system can be made to maintain negative-pressure operation, and described negative pressure can be-80 kPas.Described negative pressure can make the boiling point of oil product reduce at least 20 degrees Celsius, thus can ensure the thermal desorption under non-rapid cracking temperature.
The recycling unit 10 of described 9 Cr 2 steel using electromagnetic heating desorption apparatus can process the described solid product that described condensation obtains.
A kind of oil-contained drilling cuttings processing method disclosed in above-described embodiment, the mode of Electromagnetic Heating is adopted to carry out thermal desorption to oil-contained drilling cuttings, thermal desorption process safety, and to thermal desorption stove, temperature-controlled precision within 700 degrees Celsius can reach ± and 3 degrees Celsius, Electromagnetic Heating at a high speed and control technology thereof significantly improve the controllability of the efficiency of heating surface and heating.Meanwhile, by adopting the mode of intermittent spiral input, after material input, effective sealing being carried out to thermal desorption stove, can realize with brill security guarantee.On the other hand, the directly effective of thermal desorption oil product that processing method disclosed in the present application can realize in oil-contained drilling cuttings is reclaimed, and the oil product reclaimed maintains higher quality, can be directly used in recycling.
Each embodiment in this manual all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually see, what each embodiment stressed is the difference with other embodiments.
Although depict the application by embodiment, those of ordinary skill in the art know, the application has many distortion and change and do not depart from the spirit of the application, and the claim appended by wishing comprises these distortion and change and do not depart from the spirit of the application.
Claims (10)
1. an oil-contained drilling cuttings processing method, is characterized in that, comprising:
The charging aperture of 9 Cr 2 steel using electromagnetic heating desorption apparatus adopts the first input mode input oil-contained drilling cuttings raw material;
The electromagnetic heating system of 9 Cr 2 steel using electromagnetic heating desorption apparatus controls the oil-contained drilling cuttings raw material of thermal desorption stove to described input and carries out Electromagnetic Heating, generates gas-phase product and solid product;
The heat-exchanger rig of 9 Cr 2 steel using electromagnetic heating desorption apparatus carries out condensation to described gas-phase product, obtains oil product and gaseous component;
The circulating water pump of 9 Cr 2 steel using electromagnetic heating desorption apparatus carries out purified treatment to described gaseous component, and the recycling unit of 9 Cr 2 steel using electromagnetic heating desorption apparatus processes described solid product.
2. a kind of oil-contained drilling cuttings processing method as claimed in claim 1, is characterized in that, described first input mode comprises: the mode of intermittent spiral input.
3. a kind of oil-contained drilling cuttings processing method as claimed in claim 2, is characterized in that, described 9 Cr 2 steel using electromagnetic heating desorption apparatus is in the interval of the described oil-contained drilling cuttings feed operation of twice input, and described thermal desorption stove is sealing state.
4. a kind of oil-contained drilling cuttings processing method as claimed in claim 1, is characterized in that, the electromagnetic heating system of described 9 Cr 2 steel using electromagnetic heating desorption apparatus controls the oil-contained drilling cuttings raw material of thermal desorption stove to described input and carries out Electromagnetic Heating, comprising:
Within a preset time interval heating-up temperature is risen to the first temperature, the difference of described first temperature and preset temperature is less than first threshold; And,
After receiving the signal stopping heating, stop heating operation.
5. a kind of oil-contained drilling cuttings processing method as claimed in claim 4, it is characterized in that, described prefixed time interval comprises: be less than or equal to 20 minutes.
6. a kind of oil-contained drilling cuttings processing method as claimed in claim 4, it is characterized in that, described preset temperature comprises: 200 degrees Celsius ~ 700 degrees Celsius.
7. a kind of oil-contained drilling cuttings processing method as claimed in claim 4, it is characterized in that, described first threshold comprises: be less than 10 degrees Celsius.
8. a kind of oil-contained drilling cuttings processing method as claimed in claim 7, is characterized in that, described first threshold is 3 degrees Celsius.
9. a kind of oil-contained drilling cuttings processing method as claimed in claim 1, it is characterized in that, described solid product comprises thermal desorption residue.
10. a kind of oil-contained drilling cuttings processing method as claimed in claim 9, is characterized in that, the oil content of described thermal desorption residue is less than 1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510644176.5A CN105201432A (en) | 2015-10-08 | 2015-10-08 | Oily drilling cutting treating method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510644176.5A CN105201432A (en) | 2015-10-08 | 2015-10-08 | Oily drilling cutting treating method |
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| CN105201432A true CN105201432A (en) | 2015-12-30 |
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| CN201510644176.5A Pending CN105201432A (en) | 2015-10-08 | 2015-10-08 | Oily drilling cutting treating method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577889A (en) * | 2019-01-25 | 2019-04-05 | 青岛科技大学 | A kind of oil-contained drilling cuttings annealing device |
| CN111364930A (en) * | 2020-03-23 | 2020-07-03 | 中石化江汉石油工程有限公司 | Oil-based drilling cutting treatment method |
| CN111577176A (en) * | 2020-06-08 | 2020-08-25 | 浙江铂沣环保科技有限公司 | Offshore oil and gas platform oil-based drilling fluid drilling cuttings while-drilling treatment system |
| CN113751472A (en) * | 2021-09-13 | 2021-12-07 | 杰瑞环保科技有限公司 | Thermal desorption device, oil-based material processing system and method |
| WO2022198759A1 (en) * | 2021-03-26 | 2022-09-29 | 杰瑞环保科技有限公司 | Oil-containing solid material treatment system and oil-containing solid material treatment method |
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| US4052293A (en) * | 1975-10-10 | 1977-10-04 | Cryo-Maid Inc. | Method and apparatus for extracting oil from hydrocarbonaceous solid material |
| CN103923670A (en) * | 2014-04-17 | 2014-07-16 | 杰瑞能源服务有限公司 | Industrial treatment method and industrial treatment device for oil field waste |
| CN203890292U (en) * | 2014-04-17 | 2014-10-22 | 杰瑞能源服务有限公司 | Oilfield waste industrial treatment device co |
| CN104860508A (en) * | 2015-06-11 | 2015-08-26 | 湖州宜可欧环保科技有限公司 | Oil field waste treatment method and device |
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Patent Citations (4)
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| US4052293A (en) * | 1975-10-10 | 1977-10-04 | Cryo-Maid Inc. | Method and apparatus for extracting oil from hydrocarbonaceous solid material |
| CN103923670A (en) * | 2014-04-17 | 2014-07-16 | 杰瑞能源服务有限公司 | Industrial treatment method and industrial treatment device for oil field waste |
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| CN104860508A (en) * | 2015-06-11 | 2015-08-26 | 湖州宜可欧环保科技有限公司 | Oil field waste treatment method and device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577889A (en) * | 2019-01-25 | 2019-04-05 | 青岛科技大学 | A kind of oil-contained drilling cuttings annealing device |
| CN111364930A (en) * | 2020-03-23 | 2020-07-03 | 中石化江汉石油工程有限公司 | Oil-based drilling cutting treatment method |
| CN111577176A (en) * | 2020-06-08 | 2020-08-25 | 浙江铂沣环保科技有限公司 | Offshore oil and gas platform oil-based drilling fluid drilling cuttings while-drilling treatment system |
| WO2022198759A1 (en) * | 2021-03-26 | 2022-09-29 | 杰瑞环保科技有限公司 | Oil-containing solid material treatment system and oil-containing solid material treatment method |
| CN113751472A (en) * | 2021-09-13 | 2021-12-07 | 杰瑞环保科技有限公司 | Thermal desorption device, oil-based material processing system and method |
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Application publication date: 20151230 |