CN203176717U - Carbon dioxide pressurizing and deeply-burying device - Google Patents
Carbon dioxide pressurizing and deeply-burying device Download PDFInfo
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- CN203176717U CN203176717U CN 201320082891 CN201320082891U CN203176717U CN 203176717 U CN203176717 U CN 203176717U CN 201320082891 CN201320082891 CN 201320082891 CN 201320082891 U CN201320082891 U CN 201320082891U CN 203176717 U CN203176717 U CN 203176717U
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- carbon dioxide
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Abstract
The utility model discloses a carbon dioxide pressurizing and deeply-burying device which comprises a canned motor pump, a high-pressure plunger pump, an energy accumulator, a carbon dioxide storage tank, a compressor, a low-pressure liquid supply loop, a high-pressure output loop, a high-pressure depressurization and reclamation loop and a reclamation and pressurization loop. According to the utility model, the outlet of the canned motor pump is directly connected with the suction inlet of the high-pressure plunger pump, so that the work efficiency of the high-pressure plunger pump is improved by more than 15%. A high-pressure pipe three-way valve, a pump cylinder depressurization valve and a depressurization spray pipe are additionally arranged on the outlet pipe of the high-pressure plunger pump, so that when the high-pressure plunger pump stops working, carbon dioxide can be depressurized and reclaimed into the carbon dioxide storage tank through the high-pressure pipe three-way valve, the pump cylinder depressurization valve and the depressurization spray pipe. When depressurized to be in a low-pressure state, carbon dioxide can be pressurized and reclaimed into the carbon dioxide storage tank through the compressor, thus avoiding secondary environment pollution caused by carbon dioxide emission. Carbon dioxide reclaimed into the carbon dioxide storage tank can be directly supplied to the suction inlet of the high-pressure plunger pump so as to be reclaimed and reused.
Description
Technical field
The utility model relates to the supercharging device of a kind of carbon dioxide when buried, and particularly the recovering device of low pressure CO 2 when a kind of high-pressure plunger pump work or termination of pumping belongs to environmental protection technical field.
Background technique
Along with the continuous expansion of human being's production and life scale, CO2 emissions constantly increases, and makes tellurian disease and pest increase, sea level rise, adverse weather, and oceanic winds explodes many, the soil arid, the desertification area increases, and has a strong impact on the human existence prospect.Reducing emission of carbon-dioxide, catch and handle the carbon dioxide that has discharged, is the urgent big problem that solves of needs that the mankind face.The industrial discharge mixed gas of catching is isolated pure gaseous carbon dioxide through after the special disposal, freeze into the liquid phase carbon dioxide carbon dioxide storage jar of packing into through special device again, after then the carbon dioxide storage jar being transported to the injection place, it is that 12～70MPa, temperature are 10～15 ℃ gas phase carbon dioxide that the supercharging of liquid phase carbon dioxide in carbon dioxide storage jar process carbon dioxide is warmed up to pressure, is injected into 1000 meters～7000 meter layer depth places storage.
The high-pressure plunger pump of existing carbon dioxide supercharging feedway is connected by long pipeline with canned motorpump, vaporizes easily when the liquid phase carbon dioxide is flowed through long pipeline, has a strong impact on the working efficiency of high-pressure plunger pump.When high-pressure plunger pump work or termination of pumping, the carbon dioxide that pump head is left over can not reclaim, and can only be discharged into and cause secondary pollution in the air.
Summary of the invention
The purpose of this utility model provides the buried and excess carbon dioxide can reclaim the high-pressure plunger pump work time of a kind of liquid phase carbon dioxide supercharging, and low pressure CO 2 supercharging in the carbon dioxide storage jar can be transported to carbon dioxide head tank or the device that the carbon dioxide supercharging is buried.
The purpose of this utility model is achieved by the following technical programs:
The buried device of a kind of carbon dioxide supercharging, comprise that canned motorpump, high-pressure plunger pump, accumulator, carbon dioxide storage jar, compressor, low pressure feed flow loop, high pressure output loop, high pressure relief reclaim the loop and reclaim boost-up circuit, the low pressure liquid phase carbon dioxide input end in low pressure feed flow loop communicates by input threeway first end, canned motorpump inlet valve and canned motorpump input end successively, and input threeway second end communicates with the carbon dioxide storage jar by first stop valve, leading pipe, second stop valve successively; The canned motorpump output terminal communicates with the high-pressure plunger pump input end by the high-pressure service pump suction valve; The high-pressure plunger pump high-pressure outlet is divided into two-way by accumulator, safety check and after the high-voltage tube threeway communicates successively, one the tunnel communicates with the low pressure reflow pipe by high-pressure service pump low pressure suction pipe bypass valve, high-voltage tube bypass valve successively, another Lu Yiduan constitutes the high pressure output loop by the logical high-pressure outlet pipe of high-pressure outlet valve; Another road the other end communicates with the carbon dioxide storage jar by second stop valve, pressure release jet pipe successively, constitutes high pressure relief and reclaims the loop; Carbon dioxide storage jar one side communicates with the compressor input end by the 3rd stop valve, constitutes to reclaim boost-up circuit, and compressor output end leads to the feed carbon dioxide holding vessel.
The purpose of this utility model can also further realize by following technical measures.
The buried device of aforesaid carbon dioxide supercharging, the pumping cylinder side by side of wherein said high-pressure plunger pump is continuous with corresponding pumping cylinder Decompression valves respectively, described pumping cylinder Decompression valves leads to the carbon dioxide storage jar by recovery line, recovery line stop valve and pressure release jet pipe, constitutes waste liquid and reclaims the loop.
The buried device of aforesaid carbon dioxide supercharging, wherein said canned motorpump, high-pressure plunger pump, carbon dioxide storage jar, compressor, control cabinet and respective lines are arranged on the common-base.
The utility model directly is connected the canned motorpump outlet with the high-pressure plunger Pump Suction Nozzle, avoided existing high-pressure plunger Pump Suction Nozzle to be connected the vaporization phenomenon that produces with canned motorpump by long pipeline, and the high-pressure plunger pump working efficiency improves more than 15%.Added high-voltage tube threeway, pumping cylinder Decompression valves and pressure release jet pipe on the high-pressure plunger pump discharge pipe, when high-pressure plunger pump quits work, can carry out pressure release and be recovered in the carbon dioxide storage jar by them.When pressure release during to low-pressure state, can be recovered in the carbon dioxide storage jar by compressor boost, avoid CO2 emission to cause the secondary pollution environment.The carbon dioxide that is recycled in the carbon dioxide storage jar can directly be supplied with the high-pressure plunger Pump Suction Nozzle, has realized the carbon dioxide recovery recycling.
Advantage of the present utility model and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiments only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is sketch of the present utility model;
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1, the utility model comprises that canned motorpump 15, high-pressure plunger pump 7, accumulator 5, carbon dioxide storage jar 10, compressor 12, low pressure feed flow loop 30, high pressure output loop 40, high pressure relief reclaim loop 50 and reclaim boost-up circuit 60, the low pressure liquid phase carbon dioxide input end in low pressure feed flow loop 30 communicates by first end 181, canned motorpump inlet valve 17 and canned motorpump 15 input ends of input threeway 18, and second end 182 of input threeway 18 communicates with carbon dioxide storage jar 10 by first stop valve 19, leading pipe 14, second stop valve 11.Canned motorpump 15 output terminals communicate with high-pressure plunger pump 7 input ends by high-pressure service pump suction valve 16; High-pressure plunger pump high-pressure outlet 71 is divided into two-way by accumulator 5, safety check 4 and after high-voltage tube threeway 3 communicates, one the tunnel communicates with low pressure reflow pipe 23 by high-pressure service pump low pressure suction pipe bypass valve 22, high-voltage tube bypass valve 2 successively, another Lu Yiduan leads to high-pressure outlet pipe 24 by high-pressure outlet valve 1, constitute high pressure output loop 40, high-pressure outlet pipe 24 injects deep under ground by the well head injection pump with high-pressure carbon dioxide; Another road the other end communicates with carbon dioxide storage jar 10 by Decompression valves 6, pressure release jet pipe 8 successively, constitute high pressure relief and reclaim loop 50, the carbon dioxide air pressure of pressure release reaches 2.2～2.4MPa, be higher than the air pressure in the carbon dioxide head tank, in the carbon dioxide input carbon dioxide storage jar of being convenient to reclaim 10.Carbon dioxide storage jar 10 1 sides communicate with compressor 12 input ends by the 3rd stop valve 26, constitute to reclaim boost-up circuit 60.Compressor output end 25 leads to feed carbon dioxide holding vessel 10, the low pressure CO 2s in the carbon dioxide storage jar 10 are pressurized to 2.4～2.5MPa by compressor 12 after, be convenient to the carbon dioxide injecting carbon dioxide head tank with high pressure.
7 three pumping cylinders 72 side by side of high-pressure plunger pump are continuous with corresponding pumping cylinder Decompression valves 21 respectively, pumping cylinder Decompression valves 21 leads to carbon dioxide storage jar 10 by the recovery line 29 among Fig. 1, recovery line stop valve 28, pressure release jet pipe 8 successively, constitutes waste liquid and reclaims loop 70; Pumping cylinder 72 quantity of high-pressure plunger pump 7 are not limited to three of present embodiment, can be five according to actual flow.
Canned motorpump 15, high-pressure plunger pump 7, carbon dioxide storage jar 10, compressor 12, control cabinet 13 and respective lines are arranged on the common-base 70, are convenient to whole handling to the buried place of carbon dioxide.
Working procedure of the present utility model is as follows:
When carbon dioxide is buried, liquid phase carbon dioxide in the carbon dioxide head tank enters high-pressure plunger pump 7 by first stop valve 19, after high-pressure plunger pump 7 superchargings, export the well head injection pump by 5 accumulators, safety check 4, high-voltage tube threeway 3 to high-pressure outlet valve 1, high-pressure outlet pipe 24 successively by high-pressure plunger pump high-pressure outlet 71 high-pressure carbon dioxide is injected deep under ground.
When recycling operation, the liquid phase carbon dioxide that reclaims in the carbon dioxide storage jar 10 is passed through second stop valve 11, leading pipe 14, input threeway 18, canned motorpump 15 and high-pressure plunger Pump Suction Nozzle valve 16 successively, the liquid phase carbon dioxide is introduced high-pressure plunger pump 7; After high-pressure plunger pump 7 superchargings,, export the well head injection pump to by high-pressure outlet pipe 24 high-pressure carbon dioxide is injected deep under ground by the route identical with above-mentioned liquid phase carbon dioxide by high-pressure plunger pump high-pressure outlet 71.
When high-pressure plunger pump 7 moves under motor 73 drives, output terminal is successively by high-pressure service pump low pressure suction pipe bypass valve 22, high-voltage tube bypass valve 2 and low pressure reflow pipe 23, excess carbon dioxide can be back in the carbon dioxide head tank, with the balance of maintenance with carbon dioxide head tank internal pressure.
In high-pressure plunger pump 7 power cut-offs or need stop Awaiting Overhaul for a long time the time, close high-pressure outlet valve 1, open Decompression valves 6, high-pressure plunger pump high-pressure outlet 71 carries out the pressure release operation by accumulator 5 and high-voltage tube threeway 3, safety check 4, Decompression valves 6 and 8 pairs of carbon dioxide storage jars of pressure release jet pipe 10, will reclaim liquid phase carbon dioxide waste liquid simultaneously.
The carbon dioxide that reclaims in the carbon dioxide storage jar 10 by the 3rd stop valve 26, compressor 12 and compressor output tube 25, can be delivered directly to the carbon dioxide of supercharging in the carbon dioxide head tank successively, recycles carbon dioxide.Also can be according to circumstances, the delivery valve 9 of carbon dioxide storage jar 10 is delivered directly in the carbon dioxide head tank, recycles.Also successively by second stop valve 11, leading pipe 14, input threeway 18, canned motorpump 15 and high-pressure plunger Pump Suction Nozzle valve 16, provide the carbon dioxide of recycling to high-pressure plunger pump 7 simultaneously.
In addition to the implementation, the utility model can also have other mode of executions, and all employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (3)
1. buried device of carbon dioxide supercharging, comprise canned motorpump, high-pressure plunger pump, accumulator and carbon dioxide storage jar, it is characterized in that, comprise that also compressor, low pressure feed flow loop, high pressure output loop, high pressure relief reclaim the loop and reclaim boost-up circuit, the low pressure liquid phase carbon dioxide input end in low pressure feed flow loop communicates by input threeway first end, canned motorpump inlet valve and canned motorpump input end successively, and input threeway second end communicates with the carbon dioxide storage jar by first stop valve, leading pipe, second stop valve successively; The canned motorpump output terminal communicates with the high-pressure plunger pump input end by the high-pressure service pump suction valve; The high-pressure plunger pump high-pressure outlet is divided into two-way by accumulator, safety check and after the high-voltage tube threeway communicates successively, one the tunnel communicates with the low pressure reflow pipe by high-pressure service pump low pressure suction pipe bypass valve, high-voltage tube bypass valve successively, another Lu Yiduan constitutes the high pressure output loop by the logical high-pressure outlet pipe of high-pressure outlet valve; Another road the other end communicates with the carbon dioxide storage jar by second stop valve, pressure release jet pipe successively, constitutes high pressure relief and reclaims the loop; Carbon dioxide storage jar one side communicates with the compressor input end by the 3rd stop valve, constitutes to reclaim boost-up circuit, and compressor output end leads to the feed carbon dioxide holding vessel.
2. the buried device of carbon dioxide supercharging according to claim 1, it is characterized in that: high-pressure plunger pump pumping cylinder side by side is continuous with corresponding pumping cylinder Decompression valves respectively, described pumping cylinder Decompression valves leads to the carbon dioxide storage jar by recovery line, recovery line stop valve and pressure release jet pipe, constitutes waste liquid and reclaims the loop.
3. the buried device of carbon dioxide supercharging according to claim 1 and 2, it is characterized in that: described canned motorpump, high-pressure plunger pump, carbon dioxide storage jar, compressor, control cabinet and respective lines are arranged on the common-base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320082891 CN203176717U (en) | 2013-02-25 | 2013-02-25 | Carbon dioxide pressurizing and deeply-burying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320082891 CN203176717U (en) | 2013-02-25 | 2013-02-25 | Carbon dioxide pressurizing and deeply-burying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176717U true CN203176717U (en) | 2013-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320082891 Expired - Fee Related CN203176717U (en) | 2013-02-25 | 2013-02-25 | Carbon dioxide pressurizing and deeply-burying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176717U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458547A (en) * | 2018-09-25 | 2019-03-12 | 河南国科特种装备有限公司 | Carbon dioxide is filling and launches propulsion device |
| CN110511407A (en) * | 2018-05-21 | 2019-11-29 | 广东裕纵新材料科技股份有限公司 | A kind of production method of nanometer of PE |
-
2013
- 2013-02-25 CN CN 201320082891 patent/CN203176717U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110511407A (en) * | 2018-05-21 | 2019-11-29 | 广东裕纵新材料科技股份有限公司 | A kind of production method of nanometer of PE |
| CN109458547A (en) * | 2018-09-25 | 2019-03-12 | 河南国科特种装备有限公司 | Carbon dioxide is filling and launches propulsion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130904 Termination date: 20170225 |