CN109667798B - Intelligent injection control device for guaranteeing aviation kerosene quality - Google Patents
Intelligent injection control device for guaranteeing aviation kerosene quality Download PDFInfo
- Publication number
- CN109667798B CN109667798B CN201910066050.2A CN201910066050A CN109667798B CN 109667798 B CN109667798 B CN 109667798B CN 201910066050 A CN201910066050 A CN 201910066050A CN 109667798 B CN109667798 B CN 109667798B
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- CN
- China
- Prior art keywords
- aviation kerosene
- guaranteeing
- online
- control device
- mother liquor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003350 kerosene Substances 0.000 title claims abstract description 38
- 238000002347 injection Methods 0.000 title claims abstract description 18
- 239000007924 injection Substances 0.000 title claims abstract description 18
- 239000012452 mother liquor Substances 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 239000002216 antistatic agent Substances 0.000 claims description 21
- 238000012544 monitoring process Methods 0.000 claims description 4
- 239000003245 coal Substances 0.000 claims 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005421 electrostatic potential Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/02—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid
- F04F5/10—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing liquids, e.g. containing solids, or liquids and elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/48—Control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The intelligent injection control device for guaranteeing the quality of aviation kerosene comprises an aviation kerosene mother liquor branch pipe, wherein an online conductivity detector is arranged on the aviation kerosene mother liquor branch pipe, the tail end of the aviation kerosene mother liquor branch pipe is connected with an inlet of a venturi pipe, a liquid outlet pipeline at the top of an air bag type pneumatic storage tank is sequentially connected with a pneumatic regulating valve and an online flowmeter, and then enters a suction inlet of the venturi pipe, and a static mixer is arranged at the outlet end of the venturi pipe; the online conductivity detector, the online flowmeter and the pneumatic regulating valve are all electrically connected with the control cabinet. The intelligent injection control device for guaranteeing the quality of aviation kerosene provided by the invention adopts the air bag type air pressure storage tank to send agent, adopts the venturi jet technology to absorb agent, adopts the pneumatic control valve to adjust the dosing amount, omits high-power strong-current equipment such as a metering pump and the like, has the advantages of simple process, high injection precision, low power consumption and electric energy consumption saving.
Description
Technical field:
the invention belongs to the technical field of intelligent injection control, and mainly relates to an intelligent injection control device for guaranteeing aviation kerosene quality.
The background technology is as follows:
the aviation kerosene insulating medium is easy to generate and accumulate charges in the production, storage, transportation and use processes, and when enough static charges are accumulated, a quite high electrostatic potential is formed, and electrostatic discharge can occur. Therefore, in the blending process of the aviation kerosene, an antistatic agent is required to be added so that the aviation kerosene contains trace organic metal salt, the conductivity of the aviation kerosene is improved, and the electrostatic safety hazard is eliminated. The most advanced intelligent antistatic agent adding device at present can only adopt the electric metering pump to automatically adjust the adding amount of the antistatic agent according to the flow of the aviation kerosene, but because the antistatic agent is attenuated in the storage and transportation processes of the aviation kerosene, the current intelligent antistatic agent adding device can not monitor the conductivity instantaneous value of the aviation kerosene, and the adding amount of the antistatic agent is adjusted according to the monitoring value of the conductivity.
The invention comprises the following steps:
in order to overcome the defects, the invention provides an intelligent injection control device for guaranteeing the quality of aviation kerosene.
The invention solves the technical problems by adopting the technical scheme that:
the intelligent injection control device for guaranteeing the quality of aviation kerosene comprises an aviation kerosene mother liquor branch pipe, wherein an online conductivity detector is arranged on the aviation kerosene mother liquor branch pipe, the tail end of the aviation kerosene mother liquor branch pipe is connected with an inlet of a venturi pipe, a liquid outlet pipeline at the top of an air bag type pneumatic storage tank is sequentially connected with a pneumatic regulating valve and an online flowmeter, and then enters a suction inlet of the venturi pipe, and a static mixer is arranged at the outlet end of the venturi pipe; the online conductivity detector, the online flowmeter and the pneumatic regulating valve are all electrically connected with the control cabinet.
The aviation kerosene mother liquor branch pipe belongs to a pressure pipeline, and the pressure range is 0.8-1.0MPa.
The output signal of the online conductivity detector ranges from 4 ma to 20ma.
The air bag type air pressure storage tank adopts a double-layer structure, a diaphragm is arranged in the middle of the air bag type air pressure storage tank, an antistatic agent is contained in the upper portion of the diaphragm, and the lower portion of the diaphragm is inflated and automatically supplements air to keep constant pressure through pressure monitoring.
The control cabinet is a PLC intelligent control cabinet, can receive the conductivity signal output by the online conductivity detector, can receive the antistatic agent flow signal output by the online flowmeter, and outputs a 4-20ma signal to control the pneumatic regulating valve to regulate the antistatic agent flow after logic operation.
By adopting the technical scheme, the invention has the following advantages:
the intelligent injection control device for guaranteeing the quality of aviation kerosene provided by the invention adopts the air bag type air pressure storage tank to send agent, adopts the venturi jet technology to absorb agent, adopts the pneumatic control valve to adjust the dosing amount, omits high-power strong-current equipment such as a metering pump and the like, has the advantages of simple process, high injection precision, low power consumption and electric energy consumption saving.
Description of the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1. an air bag type air pressure storage tank; 2. a pneumatic control valve; 3. an online flow meter; 4. a aviation kerosene mother liquor branch pipe; 5. an on-line conductivity detector; 6. a venturi tube; 7. a control cabinet; 8. a static mixer. .
The specific embodiment is as follows:
the present invention will be explained in more detail by the following examples, and the purpose of the present invention is to protect all changes and modifications within the scope of the present invention, but the present invention is not limited to the following examples;
the intelligent injection control device for guaranteeing the quality of aviation kerosene comprises an aviation kerosene mother liquor branch pipe 4, wherein an online conductivity detector 5 is arranged on the aviation kerosene mother liquor branch pipe 4, the tail end of the aviation kerosene mother liquor branch pipe 4 is connected with the inlet of a venturi pipe 6, a liquid outlet pipeline at the top of an air bag type air pressure storage tank 1 is sequentially connected with a pneumatic regulating valve 2 and an online flowmeter 3 and then enters the suction inlet of the venturi pipe 6, the outlet end of the venturi pipe 6 is provided with a static mixer 8, and an aviation kerosene mother liquor and antistatic agent mixed solution entering the venturi pipe 6 are fully mixed in the static mixer 8 and then injected; the online conductivity detector 5, the online flowmeter 3 and the pneumatic regulating valve 2 are all electrically connected with the control cabinet 7.
The aviation kerosene mother liquor branch pipe 4 belongs to a pressure pipeline, and the pressure range is 0.8-1.0Mpa, so that on one hand, power for the venturi 6 jet suction antistatic agent is ensured, and on the other hand, the pipeline resistance can be overcome for the mixed solution. .
The output signal of the online conductivity detector 5 is in the range of 4-20ma, so that the instantaneous conductivity value of the aviation kerosene mother liquor can be monitored, and a basis is provided for adjusting the addition amount of the antistatic agent.
The pneumatic control valve 2 can receive a 4-20ma signal output by the on-site intelligent control cabinet 7 and is used for adjusting the flow of the antistatic agent.
By adopting a Venturi jet flow accelerating drainage technology, the antistatic agent of the branch is sucked when the main fluid aviation kerosene flows, and then the two liquids are fully mixed in a mixing unit of the static mixer 8.
The air bag type air pressure storage tank 1 adopts a double-layer structure, a diaphragm is arranged in the middle of the air bag type air pressure storage tank, an antistatic agent is contained in the upper portion of the diaphragm, the lower portion of the diaphragm is inflated, constant pressure is kept through automatic air supplement of pressure monitoring, an agent outlet valve is opened during agent injection, and then the antistatic agent flows out under the extrusion action of the diaphragm.
The control cabinet 7 is a PLC intelligent control cabinet, can receive the conductivity signal output by the online conductivity detector 5, can receive the antistatic agent flow signal output by the online flowmeter 3, and outputs a 4-20ma signal to control the pneumatic control valve 2 to adjust the antistatic agent flow after logic operation, so that the conductivity index of the aviation kerosene mother liquor is ensured to be in a set range.
The pneumatic regulating valve 2, the online flowmeter 3 and the online conductivity detector 5 of the internal electric-related equipment belong to weak micro-power consumption equipment, the total power cannot exceed 50 watts, the power consumption is very low, the energy is saved, and the internal electric-related equipment can be used by adopting solar power supply or storage battery power supply if the internal electric-related equipment is electrified in inconvenient places.
The above is not described in detail in the prior art.
Claims (5)
1. An intelligent injection control device for guaranteeing aviation kerosene quality is characterized in that: the device comprises a aviation coal mother liquor branch pipe (4), wherein an online conductivity detector (5) is arranged on the aviation coal mother liquor branch pipe (4), the tail end of the aviation coal mother liquor branch pipe (4) is connected with the inlet of a venturi tube (6), a liquid outlet pipeline at the top of an air bag type air pressure storage tank (1) is sequentially connected with a pneumatic regulating valve (2) and an online flowmeter (3) and then enters the suction inlet of the venturi tube (6), and the outlet end of the venturi tube (6) is provided with a static mixer (8); the online conductivity detector (5), the online flowmeter (3) and the pneumatic regulating valve (2) are electrically connected with the control cabinet (7).
2. The intelligent injection control device for guaranteeing aviation kerosene quality according to claim 1, wherein: the aviation kerosene mother liquor branch pipe (4) belongs to a pressure pipeline, and the pressure range is 0.8-1.0MPa.
3. The intelligent injection control device for guaranteeing aviation kerosene quality according to claim 1, wherein: the range of the output signal of the online conductivity detector (5) is 4-20ma.
4. The intelligent injection control device for guaranteeing aviation kerosene quality according to claim 1, wherein: the air bag type air pressure storage tank (1) adopts a double-layer structure, a diaphragm is arranged in the middle of the air bag type air pressure storage tank, an antistatic agent is contained in the upper portion of the diaphragm, and the lower portion of the diaphragm is inflated and automatically supplemented with air to keep constant pressure through pressure monitoring.
5. The intelligent injection control device for guaranteeing aviation kerosene quality according to claim 1, wherein: the control cabinet (7) is a PLC intelligent control cabinet, can receive the conductivity signal output by the online conductivity detector (5), can receive the antistatic agent flow signal output by the online flowmeter (3), and outputs a 4-20ma signal to control the pneumatic control valve (2) to adjust the antistatic agent flow after logic operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910066050.2A CN109667798B (en) | 2019-01-24 | 2019-01-24 | Intelligent injection control device for guaranteeing aviation kerosene quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910066050.2A CN109667798B (en) | 2019-01-24 | 2019-01-24 | Intelligent injection control device for guaranteeing aviation kerosene quality |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109667798A CN109667798A (en) | 2019-04-23 |
| CN109667798B true CN109667798B (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910066050.2A Active CN109667798B (en) | 2019-01-24 | 2019-01-24 | Intelligent injection control device for guaranteeing aviation kerosene quality |
Country Status (1)
| Country | Link |
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| CN (1) | CN109667798B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546940A (en) * | 2020-12-10 | 2021-03-26 | 洛阳绿潮环保科技有限公司 | Closed oil product online blending device |
| CN114382731B (en) * | 2021-12-30 | 2024-06-14 | 杭州国能汽轮工程有限公司 | Skid-mounted condensate lifting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09218062A (en) * | 1996-02-13 | 1997-08-19 | Tsukasa Sotsuken:Kk | Variable sectional area venturi type flow meter |
| CN204459778U (en) * | 2015-01-21 | 2015-07-08 | 中国海洋石油总公司 | A kind of liquid is from filling apparatus |
| CN105526978A (en) * | 2015-12-03 | 2016-04-27 | 中国科学院等离子体物理研究所 | Single-phase low-temperature fluid flow measuring device |
| CN108889484A (en) * | 2018-08-31 | 2018-11-27 | 北方华锦化学工业股份有限公司 | A kind of boat coal production dedicated injected system of antistatic agent |
| CN209539663U (en) * | 2019-01-24 | 2019-10-25 | 洛阳绿潮环保科技有限公司 | A kind of intelligence note control device ensureing boat coal quality |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9457872B2 (en) * | 2015-02-27 | 2016-10-04 | Dan Nicolaus Costas | High efficiency compressor and distribution system |
-
2019
- 2019-01-24 CN CN201910066050.2A patent/CN109667798B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09218062A (en) * | 1996-02-13 | 1997-08-19 | Tsukasa Sotsuken:Kk | Variable sectional area venturi type flow meter |
| CN204459778U (en) * | 2015-01-21 | 2015-07-08 | 中国海洋石油总公司 | A kind of liquid is from filling apparatus |
| CN105526978A (en) * | 2015-12-03 | 2016-04-27 | 中国科学院等离子体物理研究所 | Single-phase low-temperature fluid flow measuring device |
| CN108889484A (en) * | 2018-08-31 | 2018-11-27 | 北方华锦化学工业股份有限公司 | A kind of boat coal production dedicated injected system of antistatic agent |
| CN209539663U (en) * | 2019-01-24 | 2019-10-25 | 洛阳绿潮环保科技有限公司 | A kind of intelligence note control device ensureing boat coal quality |
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| Publication number | Publication date |
|---|---|
| CN109667798A (en) | 2019-04-23 |
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