CN203907232U - Online continuous beating mode matching pumping system for long-distance slurry pipeline - Google Patents
Online continuous beating mode matching pumping system for long-distance slurry pipeline Download PDFInfo
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- CN203907232U CN203907232U CN201420311116.2U CN201420311116U CN203907232U CN 203907232 U CN203907232 U CN 203907232U CN 201420311116 U CN201420311116 U CN 201420311116U CN 203907232 U CN203907232 U CN 203907232U
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- 238000005086 pumping Methods 0.000 title claims abstract description 186
- 239000002002 slurry Substances 0.000 title claims abstract description 41
- 238000010009 beating Methods 0.000 title abstract description 8
- 238000012546 transfer Methods 0.000 claims description 49
- 238000000465 moulding Methods 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 15
- 238000010168 coupling process Methods 0.000 claims description 15
- 238000005859 coupling reaction Methods 0.000 claims description 15
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Pipeline Systems (AREA)
Abstract
The utility model provides an online continuous beating mode matching pumping system for a long-distance slurry pipeline. The matching pumping system comprises a forestage pump station, a post-stage pump station and a main pipeline. The forestage pump station is connected with the post-stage pump station through the main pipeline. The forestage pump station and the post-stage pump station respectively comprise at least one conveying pump. A pump inlet pipe and a pump outlet pipe of each conveying pump are both directly communicated with the main pipeline. The pumping capacity of the forestage pump station is matched with the pumping capacity of the post-stage pump station. According to the matching pumping system, slurry is pumped between the forestage pump station and the post-stage pump station in an online continuous beating mode, so that the conveying cost of the whole slurry pipeline pumping system is greatly lowered; meanwhile, the problem of matching between the pumping capacity of the forestage pump station and the pumping capacity of the post-stage pump station in the online continuous beating pumping mode is innovatively considered, so that long-term stable operation of the matching pumping system in the online continuous beating mode is effectively guaranteed, pipeline explosion is avoided completely, and the pipeline conveying efficiency of the slurry is effectively ensured.
Description
Technical field
The utility model relates to long-distance slurry technical field of pipeline transport, relates to more specifically the coupling pumping system that a kind of long-distance slurry pipeline connects molding formula online.
Background technique
At China's fast increasing economy, particularly metallurgical in recent years, petrochemical industry, oil, the sustainable and stable development of the industries such as chemical fertilizer, along with the price of the energy promotes, cost of transportation is more and more higher, and utilize hydraulic pipe conveying solid substance material, transport (as railway with other, highway) compare, there is transportation range short, capital investment is few, landform is adapted to and can utilize discrepancy in elevation potential energy, do not account for or account for less soil, free from environmental pollution and not disturbed by ambient conditions, can realize and working continuously, technology is reliable, traffic expense is only railway, the plurality of advantages such as 1/6～1/10 of highway, realize economy, environment sustainable development.In the slurry pipeline pumping system of prior art, have multiple pumping plants, realizing the long distance of slurry material by the pressurization pumping of each pumping plant carries continuously, this Slurry Pipeline Transportation system of the prior art is conventionally all built and is had stirring chest and holding tank in pumping plants at different levels, the slurry that prime pumping plant is carried is introduced into after stirring chest and holding tank, through the pumping system of pumping plant at the corresponding levels, thick fluid pump in stirring chest and holding tank is sent in subordinate's pipe-line system again, this pumping system can mate the pipeline pumping capacity of pumping plants at different levels preferably, but the larger defect having is that system architecture complexity is huge, as needs build stirring system, feed system, storage system and auxiliary corollary equipment, thereby cause the cost of whole slurry pipeline pumping system higher, and then reduce the whole efficiency of Slurry Pipeline Transportation.It in prior art, is the construction of avoiding stirring chest and holding tank etc., also there are indivedual employings to connect online the pumping system of molding formula, before and after, level pumping plant is carried by the continuous pumping of pipeline, but this pumping system majority of the prior art is all only only applicable to compared with under short distance, and do not consider the matching problem of pumping plant pumping capacities at different levels, tend to cause because the fault of pumping equipment in certain grade of pumping plant causes whole conveyance conduit occur the danger of booster, and then limited to connect online and beaten being widely used of pumping pattern.
Summary of the invention
The utility model is based on above-mentioned prior art problem, a kind of long-distance slurry pipeline of proposition of innovation connects the coupling pumping system of molding formula online, connect online molding formula by employing between the level pumping plant of front and back and carry out slurry pumping, greatly reduce the cost of transportation of whole slurry pipeline pumping system, the consideration of simultaneously the utility model innovation connect online beat under pumping pattern before and after the matching problem of level pumping plant pumping capacity, thereby effectively ensure to connect online the long-term stability operation of beating pumping pattern, avoid the generation of booster completely, effectively ensured Slurry Pipeline Transportation efficiency.
It is as follows that the utility model solves the problems of the technologies described above taked technological scheme:
A kind of long-distance slurry pipeline connects the coupling pumping system of molding formula online, comprise: prime pumping plant 1, rear class pumping plant 2 and main pipeline 3, connect described prime pumping plant 1 and rear class pumping plant 2 by described main pipeline 3, described prime pumping plant 1 and rear class pumping plant 2 have included at least one transfer pump 1-1,2-1, pumping intake piping 1-2, the 2-2 of each transfer pump 1-1,1-2 and pump discharge pipe 1-3,2-3 are directly communicated in described main pipeline 3, and the pumping capacity of described prime pumping plant 1 and rear class pumping plant 2 matches.
Further connect online the coupling pumping system of molding formula according to long-distance slurry pipeline described in the utility model, wherein said prime pumping plant 1 and rear class pumping plant 2 have included pumping plant control unit 4,5, and described pumping plant control unit 4,5 is for controlling the pumping capacity of corresponding pumping plant.
Further connect online the coupling pumping system of molding formula according to long-distance slurry pipeline described in the utility model, wherein also include central matching unit 6, described central matching unit 6 is connected in the pumping plant control unit 4 of described prime pumping plant 1 and the pumping plant control unit 5 of rear class pumping plant 2 simultaneously.
The coupling pumping system that further connects online molding formula according to long-distance slurry pipeline described in the utility model, wherein said central matching unit 6 is connected based on telecommunication mode with described pumping plant control unit 4,5.
Further connect online the coupling pumping system of molding formula according to long-distance slurry pipeline described in the utility model, wherein said prime pumping plant 1 and rear class pumping plant 2 include three above transfer pump 1-1,2-1, and described rear class pumping plant 2 is the downstream position in described prime pumping plant 1 along main pipeline 3.
At least can reach following technique effect by the technical solution of the utility model:
1), the utility model adopts and connects online the pumping system of molding formula, in improving Slurry Pipeline Transportation efficiency, avoided the use of stirring system, feed system and other relevant auxiliary systems completely, reduced energy consumption and pipeline and carried cost.
2), the molding formula pumping system that connects online described in the utility model; the matching problem of level pumping plant pumping capacity before and after efficiently solving; avoid the booster danger causing because of intermediate pump station burst hang-up in long-distance slurry conveying; ensure to connect online the long-term stability operation of beating pumping pattern, improved slurry pipeline whole Transporting efficiency.
Brief description of the drawings
Accompanying drawing 1 is that long-distance slurry pipeline described in the utility model connects the overall structure schematic diagram of beating pattern match pumping system online.
In figure, the implication of each reference character is as follows:
1-prime pumping plant, 2-rear class pumping plant, 1-1,2-1: transfer pump, 1-2,2-2: pumping intake piping, 1-3,2-3: pump discharge pipe, 3-main pipeline, 4,5-pumping plant control unit, 6-central authorities matching unit.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail, so that those skilled in the art can more clearly understand scheme of the present utility model, but does not therefore limit protection domain of the present utility model.
First explain " connect online molding formula " in pipe transportation technology field and refer to directly connect by some groups of transfer pumps before and after level slurry carry main pipeline, the pumping intake piping of transfer pump is connected in prime and carries main pipeline, the pump discharge pipe of transfer pump is connected in rear class and carries main pipeline, the continuous conveying of slurry in level slurry main pipeline before and after realizing by transfer pump, after being different from the slurry that fore line is carried and being first stored in slurry groove, then pumping equipment by pumping plant at the corresponding levels is from delivering to thick fluid pump in slurry groove the slurry transport model of rear class pipeline.
By reference to the accompanying drawings 1, long-distance slurry pipeline described in the utility model connects online dozen pattern match pumping system entirety and comprises: prime pumping plant 1 and pumping plant control unit 4 thereof, rear class pumping plant 2 and pumping plant control unit 5 thereof, main pipeline 3 and central matching unit 6, wherein in prime pumping plant 1, include several transfer pumps 1-1, the pumping intake piping 1-2 of each transfer pump 1-1 is directly communicated in main pipeline 3, the pump discharge pipe 1-3 of each transfer pump 1-2 is also directly communicated in main pipeline 3 simultaneously, slurry body in main pipeline 3 has been realized uninterrupted pumping through transfer pump and has been connected online the pumping of molding formula like this, the pumping plant control unit 4 of prime pumping plant 1 is for controlling the operation of the each transfer pump of prime pumping plant, concrete transfer pump quantity included in pumping plant at the corresponding levels and the rate of pumping of each transfer pump of storing in pumping plant control unit, the parameters such as range of flow, and described pumping plant control unit can be controlled actual transfer pump quantity of opening operation in pumping plant at the corresponding levels, the operating index such as concrete motion speed and the pump discharge of each transfer pump of each transfer pump.Rear class pumping plant 2 is similar with prime pumping plant 1, also include several transfer pumps 2-1, pumping intake piping 2-2 and the pump discharge pipe 2-3 of each transfer pump 2-1 are directly communicated in main pipeline 3, and corresponding pumping plant control unit 5 also can be controlled the actual transfer pump quantity of operation, the operating index such as concrete motion speed, pump discharge of each transfer pump opened in rear class pumping plant 2.
In order to ensure to connect online the conduit running safety of molding formula; the actual pumping capacity of level pumping plant before and after must mating; and when mode operation is beaten by the company of taking; when rear class pumping plant because of irresistible factor suddenly whole or wherein after several transfer pump generation stopping accidents; prime pumping plant must be made the pump speed capacity that corresponding pump speed capacity regulates to adapt to rear class pumping plant and changes; and then the pump discharge of whole main pipeline is matched, and be unlikely to occur the danger of booster.Taking pump discharge speed (being the pump discharge in the unit time) as example, if the transfer pump quantity of rear class pumping plant actual motion is N
1, the average pump discharge speed of every transfer pump is V
1, the actual pumping capacity of rear class pumping plant is N
1× V
1if now in prime pumping plant, the transfer pump quantity of actual motion is N
0, the average pump discharge speed of every transfer pump should be (N
1× V
1)/N
0if in like manner in prime pumping plant, the average pump discharge speed of the transfer pump of every actual motion is V
0, the transfer pump quantity that prime pumping plant should be opened operation should be (N
1× V
1)/V
0.
Concrete front and back level pumping plant matching process is exemplified below: in secondary pumping station (secondary is above similar) as shown in Figure 1, if rear class pumping plant 2 comprises 3 transfer pumps, prime pumping plant 1 comprises 4 transfer pumps, if the pump discharge speed of every transfer pump 2-1 is V in rear class pumping plant
0, requiring the actual pump discharge speed of every transfer pump 1-1 in prime pumping plant 1 is 0.75 V
0thereby, the pump discharge coupling of front and back level pumping plant unit time.If being in operation, rear class pumping plant shuts down suddenly a transfer pump 2-1; under the constant prerequisite of its pump discharge speed; require prime pumping plant must reduce the rate of pumping of transfer pump or close wherein part transfer pump, such as the flow of 4 included transfer pumps is carried and is reduced to 0.5 V
0or close wherein 2 transfer pump 1-1, or close wherein a transfer pump the suitable motion speed that reduces other transfer pumps, thereby before and after making, the pump discharge speed of level pumping plant is suitable, otherwise the large ability pumping of prime pumping plant may cause rear class pumping plant in time the thick fluid pump of its conveying to be seen off and the explosion of main pipeline between causing, there is booster danger.In order better the pumping capacity of this front and back level pumping plant to be mated, the introducing central authorities matching unit 6 of the utility model innovation, described central matching unit 6 is connected in the pumping plant control unit 4 of prime pumping plant 1 and the pumping plant control unit 5 of rear class pumping plant 2 simultaneously, can read the data in each pumping plant control unit, the actual pumping capacity of level pumping plant before and after knowing in real time, and before and after making by match control, the actual pumping capacity of level pumping plant matches, such as the pumping plant control unit 5 by rear class pumping plant 2 is known wherein after the transfer pump quantity of actual motion and the actual pump discharge speed of each transfer pump, processing obtains the actual pumping capacity of rear class pumping plant, then control accordingly the pumping capacity of prime pumping plant, comprise the quantity of selecting the transfer pump of opening, control the actual motion speed of each transfer pump, thereby the coupling completely of level pumping plant pumping capacity before and after reaching, avoid the generation of booster.Described central matching unit 6 also can be realized by telecommunication network, each pumping plant control unit is sent to corresponding operational parameter data after the central matching unit of remote port, central authorities' matching unit carries out after corresponding pumping capacity matching treatment, send control signal by wireless network to corresponding pumping plant control unit, the transfer pump operation of controlling wherein meets the requirement that pump discharge mates.Certainly the most easy mode also can, by the transfer pump of level pumping plant before and after controlling after level pumping station operation parameter before and after manually obtaining, reach flow matches, etc. these all belong to technological innovation scope of the present utility model.
Below be only that preferred implementation of the present utility model is described; the technical solution of the utility model is not limited to this; the any known distortion that those skilled in the art do on the basis of major technique design of the present utility model all belongs to the claimed technology category of the utility model, and the concrete protection domain of the utility model is as the criterion with the record of claims.
Claims (5)
1. a long-distance slurry pipeline connects the coupling pumping system of molding formula online, it is characterized in that, comprise: prime pumping plant (1), rear class pumping plant (2) and main pipeline (3), connect described prime pumping plant (1) and rear class pumping plant (2) by described main pipeline (3), described prime pumping plant (1) and rear class pumping plant (2) have included at least one transfer pump (1-1, 2-1), each transfer pump (1-1, pumping intake piping (1-2 2-1), 2-2) and pump discharge pipe (1-3, 2-3) be all directly communicated in described main pipeline (3), the pumping capacity of described prime pumping plant (1) and rear class pumping plant (2) matches.
2. long-distance slurry pipeline according to claim 1 connects the coupling pumping system of molding formula online, it is characterized in that, described prime pumping plant (1) and rear class pumping plant (2) have included pumping plant control unit (4,5), and described pumping plant control unit (4,5) is for controlling the pumping capacity of corresponding pumping plant.
3. long-distance slurry pipeline according to claim 2 connects the coupling pumping system of molding formula online, it is characterized in that, also include central matching unit (6), described central matching unit (6) is connected in the pumping plant control unit (4) of described prime pumping plant (1) and the pumping plant control unit (5) of rear class pumping plant (2) simultaneously.
4. long-distance slurry pipeline according to claim 3 connects the coupling pumping system of molding formula online, it is characterized in that, described central matching unit (6) is connected based on telecommunication mode with described pumping plant control unit (4,5).
5. connect online the coupling pumping system of molding formula according to the long-distance slurry pipeline described in claim 1-4 any one, it is characterized in that, described prime pumping plant (1) and rear class pumping plant (2) include three above transfer pumps (1-1,2-1), and described rear class pumping plant (2) is the downstream position in described prime pumping plant (1) along main pipeline (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311116.2U CN203907232U (en) | 2014-06-12 | 2014-06-12 | Online continuous beating mode matching pumping system for long-distance slurry pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311116.2U CN203907232U (en) | 2014-06-12 | 2014-06-12 | Online continuous beating mode matching pumping system for long-distance slurry pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203907232U true CN203907232U (en) | 2014-10-29 |
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ID=51781510
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420311116.2U Expired - Lifetime CN203907232U (en) | 2014-06-12 | 2014-06-12 | Online continuous beating mode matching pumping system for long-distance slurry pipeline |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019367A (en) * | 2014-06-12 | 2014-09-03 | 云南大红山管道有限公司 | Matched pumping system adopting long-distance slurry pipeline online continuous-beating mode and pumping method |
-
2014
- 2014-06-12 CN CN201420311116.2U patent/CN203907232U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019367A (en) * | 2014-06-12 | 2014-09-03 | 云南大红山管道有限公司 | Matched pumping system adopting long-distance slurry pipeline online continuous-beating mode and pumping method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |