CN114636110A - Advanced operation method of slurry pipeline shunting technology - Google Patents
Advanced operation method of slurry pipeline shunting technology Download PDFInfo
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- CN114636110A CN114636110A CN202210215919.7A CN202210215919A CN114636110A CN 114636110 A CN114636110 A CN 114636110A CN 202210215919 A CN202210215919 A CN 202210215919A CN 114636110 A CN114636110 A CN 114636110A
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- 239000002002 slurry Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005516 engineering process Methods 0.000 title claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 230000001502 supplementing effect Effects 0.000 claims abstract description 6
- 239000013589 supplement Substances 0.000 claims abstract description 5
- 230000000153 supplemental effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000009466 transformation Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/14—Conveying liquids or viscous products by pumping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/088—Pipe-line systems for liquids or viscous products for solids or suspensions of solids in liquids, e.g. slurries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/16—Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity
- F17D1/17—Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity by mixing with another liquid, i.e. diluting
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Paper (AREA)
Abstract
The invention discloses an advanced operation method of a slurry pipeline shunting technology, which comprises the following steps: the first step is as follows: the ore pulp pump station conveys the ore pulp to the energy dissipation orifice plate station a through a first cross-country pipeline; the second step is that: after passing through the energy dissipation orifice plate station a, the ore pulp pipeline is conveyed by the tee joint c for shunting, one path of the ore pulp pipeline is subjected to first filtering through the energy dissipation orifice plate b, the flow regulating valve and a second cross-country pipeline, and the other path of the ore pulp pipeline is subjected to second filtering through the tee joint d and a third cross-country pipeline; the third step: and the water supplementing pump set supplements pressure water to the third cross-country pipeline through a tee joint d. The invention aims to provide an advanced operation method of a slurry pipeline shunting technology, which realizes continuous, stable and safe shunting of slurry pipeline transportation and has simple and reliable operation.
Description
Technical Field
The invention relates to an advanced operation method of a slurry pipeline flow dividing technology, in particular to a flexible conversion advanced operation method for continuous flow dividing and non-flow dividing (directly going to secondary filtration) of an ore pulp pipeline, which is also an energy-saving and environment-friendly advanced operation method.
Background
The original operation method comprises the following steps: the slurry pumping station conveys the slurry to an off-road pipeline (138 KM). The second step is that: the ore pulp is depressurized through the orifice plate a and then stored in a storage tank. The third step: the separated ore pulp is divided into two parts and divided into two paths to be pumped into a first filtering part and a second filtering part through a slag pulp pump set. The method can achieve the aim of ore pulp diversion without negative influence on the main pipeline, but the method has the advantages of large investment, high operating cost, complex operation, more required personnel, tight matching requirement, high difficulty of production organization, increased labor intensity for enterprise staff and certain difficulty for safety management of enterprises. The scheme has high investment cost, the initial calculation cost is about 2300 ten thousand yuan, the later operation cost is high, and various operation costs such as annual water, electricity, spare parts, material cost and the like are about 400 ten thousand yuan. Meanwhile, the scheme is complex in operation, multiple in operation and maintenance work, more in required personnel and about 90 ten thousand yuan in operation and maintenance labor cost.
Disclosure of Invention
The invention aims to provide an advanced operation method of a slurry pipeline shunting technology, which realizes continuous, stable and safe shunting of slurry pipeline transportation and has simple and reliable operation.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to an advanced operation method of a slurry pipeline shunting technology, which comprises the following steps:
the first step is as follows: the ore pulp pump station conveys the ore pulp to the energy dissipation orifice plate station a through a first cross-country pipeline;
the second step is that: after passing through the energy dissipation orifice plate station a, the ore pulp pipeline is conveyed by the tee joint c for shunting, one path of the ore pulp pipeline is subjected to first filtering through the energy dissipation orifice plate b, the flow regulating valve and a second cross-country pipeline, and the other path of the ore pulp pipeline is subjected to second filtering through the tee joint d and a third cross-country pipeline;
the third step: and the water supplementing pump set supplements pressure water to the third cross-country pipeline through a tee joint d.
Further, the first off-road pipeline is a 138KM off-road pipeline, the second off-road pipeline is a 0.2KM off-road pipeline, and the third off-road pipeline is a 4.7KM off-road pipeline.
Furthermore, a water supplementing device is not additionally arranged on the second cross-country pipeline.
Further, the method comprisesThe pressure water is supplemented by 2Mpa, and the flow rate is 180-200m3/h。
Compared with the prior art, the invention has the following beneficial technical effects:
on one hand, the operation method is simple and reliable, the control of personnel is reduced, the automatic mechanical control is convenient, the difficulty of enterprise safety management is reduced, and the intrinsic safety management is realized. The pipeline energy is utilized to realize safe, continuous and reliable shunting and safe and flexible shunting conversion, no negative influence is caused on the main pipeline, and the transportation mode of producing materials is efficiently, environmentally and flexibly organized. The scheme efficiently utilizes the energy in the original ore pulp conveying, and meanwhile, a new pipeline shunting technology is invented and created at home and abroad through the transformation and the successful implementation of the pipeline shunting scheme. The technical problems of ore deposit of slurry, pipe blockage and pipeline abrasion during pipeline conveying of ore pulp caused by flow, flow speed and pressure reduction due to pipeline diversion, acceleration impact, increase of fluid vibration, noise increase and the like caused by pipeline energy pressure reduction at a tee joint are effectively solved.
The cost is calculated by the cost of transformation and energy conservation, and the cost is saved as follows:
the cost is saved by modification: 2300 ten thousand yuan to 220 ten thousand yuan which is 2080 ten thousand yuan,
the water and electricity cost consumption increases: 20 ten thousand yuan/year
Saving the operation cost by 400 ten thousand yuan/year
Saving labor cost by 90 ten thousand yuan/year
The cost of the original road transportation of the iron ore concentrate is 200 ten thousand tons/year multiplied by 4 yuan/ton dry ore concentrate, which is 800 ten thousand yuan/year.
The total cost is saved: 2080+400+90+800-20 ═ 3350 ten thousand yuan
The method has the advantages of simple and easy-to-understand principle, obvious effect on cost reduction and efficiency improvement, and strong practicability, and belongs to the initiative at home and abroad.
Drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1 is a schematic flow diagram of an advanced method of operation of the slurry pipeline diversion technique of the present invention;
description of reference numerals: 1. the system comprises an ore pulp pump station, 2 energy dissipation orifice plate stations a, 3 tee joints C,4 tee joints d,5 secondary filtering, 6 energy dissipation orifice plate stations b,7 flow regulating valves and 8 primary filtering.
Detailed Description
As shown in fig. 1, an advanced operation method of a slurry pipeline diversion technology specifically comprises the following steps:
the first step is as follows: the slurry pump station 1 delivers slurry to the dissipater orifice station a2 via an off-road pipe (138 KM).
The second step is that: the ore pulp pipeline is conveyed by a tee joint c3 behind an energy dissipation orifice plate station a2 to be divided, one path of the ore pulp pipeline is filtered by an energy dissipation orifice plate b6, a flow regulating valve 7 and an off-road pipeline (0.2KM), and the energy dissipation orifice plate b plays roles in improving back pressure and throttling. The flow regulating valve 7 functions as a flow regulator. One way is to filter through a tee joint d4 and an off-road pipeline (4.7 KM).
The third step: the water supplementing pump set supplements water to the cross-country pipeline of 4.7 kilometers through a tee joint d4 (water supplementing function is to supplement slurry conveying volume flow of the two filtering and conveying pipelines reduced by diverting ore slurry to the first filtering and conveying pipeline so as to ensure normal ore conveying flow, pressure and flow speed of the ore conveying pipeline to the second filtering and conveying pipeline, ensure that the ore conveying pipeline to the second filtering and conveying pipeline conveys ore under a turbulent flow state, and ensure that the slurry does not sink ore, block the pipeline and wear the pipeline).
The control mode can realize automatic control, is convenient for industrial operation control, can reduce the use and running cost of personnel, and provides effective guarantee for the safe, environment-friendly and efficient production of enterprises. The invention is worthy of popularization and application in the same type of enterprises.
The technical scheme is applied to complete shunt reconstruction, and the investment is only 220 ten thousand yuan. The traditional slurry pipeline transportation and diversion reconstruction needs 2300 ten thousand yuan, and compared with the traditional slurry pipeline transportation and diversion technology, the investment is reduced by 2080 ten thousand yuan 3, and the road transportation cost from a first filtering workshop to a second filtering workshop (200 ten thousand tons of dry ore) through road transportation is reduced by 800 ten thousand yuan per year after the reconstruction is completed. 2. The main pipeline is efficiently utilized to transmit energy, and the consumption of water and electricity increased after each year of transformation is only 20 ten thousand yuan. 3. The running cost is saved by 400 ten thousand yuan/year. 4. Saving the labor cost by 90 ten thousand yuan/year. 5. The technical problems of ore deposit of slurry, pipe blockage and pipeline abrasion during pipeline conveying of ore pulp caused by flow, flow speed and pressure reduction due to pipeline diversion, acceleration impact, increase of fluid vibration, noise increase and the like caused by pipeline energy pressure reduction at a tee joint are effectively solved. 6. The environmental protection influence of transporting the iron concentrate powder by roads is reduced by a pipeline transportation technology.
The method realizes continuous shunting of slurry pipeline conveying (630 ten thousand tons of iron ore pulp is conveyed by a main pipeline, 200 ten thousand tons of iron ore pulp is conveyed by a first filtering and shunting pipeline (dry ore quantity), and 430 ten thousand tons of iron ore pulp is conveyed by a second filtering and shunting pipeline (dry ore quantity)) under the condition of efficiently utilizing the energy of primary slurry pipeline conveying, realizes flexible, simple, convenient and automatic shunting conversion control and safe, stable and continuous pipeline slurry conveying state, and creates a new pipeline shunting technology at home and abroad through the transformation and successful implementation of the pipeline shunting scheme.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (4)
1. An advanced operation method for a slurry pipeline diversion technology is characterized by comprising the following steps:
the first step is as follows: the ore pulp pump station (1) conveys ore pulp to the energy dissipation orifice plate station a (2) through a first cross-country pipeline;
the second step is that: after passing through the energy dissipation orifice plate station a (2), the ore pulp pipeline is conveyed by the tee joint c (3) to be divided, one path of the ore pulp pipeline is subjected to first filtering (8) through the energy dissipation orifice plate b (6), the flow regulating valve (7) and a second cross-country pipeline, and the other path of the ore pulp pipeline is subjected to second filtering (5) through the tee joint d (4) and a third cross-country pipeline;
the third step: and the water supplementing pump set supplements pressure water to the third cross-country pipeline through a tee joint d (4).
2. The advanced method of operation of the slurry pipeline diversion technique of claim 1, wherein the first off-road pipeline is a 138KM off-road pipeline, the second off-road pipeline is a 0.2KM off-road pipeline, and the third off-road pipeline is a 4.7KM off-road pipeline.
3. Advanced method of operation of the slurry pipeline diversion technique according to claim 1, wherein said second off-road pipeline is not provided with supplemental water means.
4. The advanced operation method of slurry pipeline diversion technology as claimed in claim 1, wherein said additional pressurized water is 2Mpa, flow rate is 180-3/h。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215919.7A CN114636110A (en) | 2022-03-07 | 2022-03-07 | Advanced operation method of slurry pipeline shunting technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215919.7A CN114636110A (en) | 2022-03-07 | 2022-03-07 | Advanced operation method of slurry pipeline shunting technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114636110A true CN114636110A (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210215919.7A Pending CN114636110A (en) | 2022-03-07 | 2022-03-07 | Advanced operation method of slurry pipeline shunting technology |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998008761A1 (en) * | 1996-08-30 | 1998-03-05 | Pumping Systems Technologies Pty. Limited | Long distance mineral transportation by pipe line |
| WO2009053923A2 (en) * | 2007-10-23 | 2009-04-30 | Picca Automation A/S | Method and pump management system for optimizing the energy consumption in a fluid transporting pipe system with pumps |
| CN101691906A (en) * | 2009-03-26 | 2010-04-07 | 云南大红山管道有限公司 | Method and system for eliminating accelerated flow in transportation process of long-distance slurry pipeline |
| CN204005256U (en) * | 2014-08-08 | 2014-12-10 | 云南大红山管道有限公司 | A kind of Slurry Pipeline Transportation system with acceleration stream muting function |
| CN209378543U (en) * | 2018-12-21 | 2019-09-13 | 云南大红山管道有限公司 | Filter press dehydration device for being matched with pipeline transportation |
| CN209399138U (en) * | 2018-12-21 | 2019-09-17 | 云南大红山管道有限公司 | A plurality of iron ore concentrate conveying pipeline control accelerates stream device |
| CN110594589A (en) * | 2019-09-20 | 2019-12-20 | 中煤科工集团武汉设计研究院有限公司 | Slurry pipeline for eliminating conveying blockage and anti-blocking method thereof |
| CN110736028A (en) * | 2019-09-29 | 2020-01-31 | 云南大红山管道有限公司 | Acceleration flow control system and method in transportation of long-distance slurry pipeline multi-stage pump station |
-
2022
- 2022-03-07 CN CN202210215919.7A patent/CN114636110A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998008761A1 (en) * | 1996-08-30 | 1998-03-05 | Pumping Systems Technologies Pty. Limited | Long distance mineral transportation by pipe line |
| WO2009053923A2 (en) * | 2007-10-23 | 2009-04-30 | Picca Automation A/S | Method and pump management system for optimizing the energy consumption in a fluid transporting pipe system with pumps |
| CN101691906A (en) * | 2009-03-26 | 2010-04-07 | 云南大红山管道有限公司 | Method and system for eliminating accelerated flow in transportation process of long-distance slurry pipeline |
| CN204005256U (en) * | 2014-08-08 | 2014-12-10 | 云南大红山管道有限公司 | A kind of Slurry Pipeline Transportation system with acceleration stream muting function |
| CN209378543U (en) * | 2018-12-21 | 2019-09-13 | 云南大红山管道有限公司 | Filter press dehydration device for being matched with pipeline transportation |
| CN209399138U (en) * | 2018-12-21 | 2019-09-17 | 云南大红山管道有限公司 | A plurality of iron ore concentrate conveying pipeline control accelerates stream device |
| CN110594589A (en) * | 2019-09-20 | 2019-12-20 | 中煤科工集团武汉设计研究院有限公司 | Slurry pipeline for eliminating conveying blockage and anti-blocking method thereof |
| CN110736028A (en) * | 2019-09-29 | 2020-01-31 | 云南大红山管道有限公司 | Acceleration flow control system and method in transportation of long-distance slurry pipeline multi-stage pump station |
Non-Patent Citations (1)
| Title |
|---|
| 劳忠友;郑海雷;: "大落差长距离矿浆管道输送工业实践", 有色金属设计, no. 02, 15 June 2020 (2020-06-15), pages 15 - 20 * |
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