CN113856520A - Automatic blending system for short fiber oiling agent and control method thereof - Google Patents
Automatic blending system for short fiber oiling agent and control method thereof Download PDFInfo
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- CN113856520A CN113856520A CN202111064943.7A CN202111064943A CN113856520A CN 113856520 A CN113856520 A CN 113856520A CN 202111064943 A CN202111064943 A CN 202111064943A CN 113856520 A CN113856520 A CN 113856520A
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Abstract
The invention discloses an automatic blending system of short fiber oil and a control method thereof, wherein the automatic blending system comprises the following steps: a dilution tank, a crude oil tank, a blending tank, a high-level tank and a post-spinning high-concentration storage tank; a control device; wherein, first crude oil tank communicates with the top of low concentration allotment jar and high concentration allotment jar respectively through first crude oil pipeline, second crude oil tank communicates with the top of low concentration allotment jar and high concentration allotment jar respectively through the second crude oil pipeline, low concentration allotment jar bottom and low concentration dilution tank top intercommunication, high concentration allotment jar bottom and high concentration dilution tank top intercommunication, allotment jar and dilution tank all communicate with the desalination water pipe, low concentration dilution tank bottom and high-order jar intercommunication, high concentration dilution tank bottom and back spin high concentration storage tank intercommunication. The automatic blending system for the short fiber oiling agent realizes the automatic blending of the short fiber oiling agent through the pipeline arrangement among the oil tanks and under the control of the control device, thereby not only improving the accuracy of the blending, but also reducing the labor intensity of workers.
Description
Technical Field
The invention relates to the technical field of spinning oil agents, in particular to an automatic short fiber oil agent blending system and a control method thereof.
Background
The spinning oil agent is a textile auxiliary agent applied to a spinning process, and mainly has the functions of adjusting the friction performance of chemical fibers, preventing or eliminating static accumulation, endowing the fibers with the performances of smoothness, bundling, static resistance, softness and the like, and enabling the fibers to smoothly pass through the working procedures of spinning, stretching, elasticizing, spinning, weaving and the like;
the blending of the short fiber spinning oil agent in the prior art generally adopts a manual mode, which wastes manpower resources, has low accuracy and low degree of automation.
Based on the situation, the invention provides an automatic blending system of a short fiber oiling agent and a control method thereof, which can effectively solve the problems.
Disclosure of Invention
The invention aims to provide an automatic blending system for a short fiber oiling agent. The automatic blending system for the short fiber oiling agent and the control method thereof are convenient to use, and realize full-automatic blending of the short fiber oiling agent through the arrangement of pipelines among the crude oil tank, the dilution tank, the blending tank, the oil return tank, the high-level tank, the post-spinning high-concentration storage tank and the post-spinning low-concentration storage tank and under the control of the control device, so that the blending accuracy is improved, and the labor intensity of workers is reduced.
The invention is realized by the following technical scheme:
an automatic blending system of a short fiber oiling agent comprises:
a dilution tank and a crude oil tank located at a first elevation; the dilution tank includes a low-consistency dilution tank 11 and a high-consistency dilution tank 12, and the crude oil tank includes a first crude oil tank 21 and a second crude oil tank 22;
a blending tank located at a second elevation; the blending tank comprises a low-concentration blending tank 31 and a high-concentration blending tank 32;
a high-level tank 41 and a post-spinning high-concentration tank 42, the first height being less than the second height;
a control device;
wherein the first crude oil tank 21 is respectively communicated with the tops of a low-concentration preparation tank 31 and a high-concentration preparation tank 32 through a first crude oil pipeline, the second crude oil tank 22 is respectively communicated with the tops of the low-concentration preparation tank 31 and the high-concentration preparation tank 32 through a second crude oil pipeline, the bottom of the low-concentration preparation tank 31 is communicated with the top of a low-concentration dilution tank 11, the bottom of the high-concentration preparation tank 32 is communicated with the top of a high-concentration dilution tank 12, the preparation tank and the dilution tank are both communicated with a desalted water pipe 5, the bottom of the low-concentration dilution tank 11 is communicated with a high-level tank 41, and the bottom of the high-concentration dilution tank 12 is communicated with a post-spinning high-concentration storage tank 42;
the crude oil tank and the blending tank are respectively provided with an air inlet valve, the crude oil tank, the blending tank and the dilution tank are respectively provided with a stirring mechanism 111, the first crude oil pipeline and the second crude oil pipeline are both provided with a feeding pump 112, the first crude oil pipeline leading to the low-concentration blending tank 31 and the second crude oil pipeline leading to the high-concentration blending tank 32 are both provided with a flow meter 114 and an electromagnetic valve 113, the desalted water pipes 5 leading to the blending tank and the dilution tank are both provided with a flow meter 114 and an electromagnetic valve 113, a flow meter 114 and an electromagnetic valve 113 are arranged on the connecting pipeline of the preparation tank and the dilution tank, the connecting pipelines of the dilution tank and the high-level tank 41 and the post-spinning high-concentration storage tank 42 are respectively provided with an electromagnetic valve 113 and a feeding pump 112, the control device is respectively and electrically connected with the stirring mechanism 111, the electromagnetic valve 113, the flow meter 114 and the feeding pump 112, the capacity of the blending tank is more than 6 tons, and the capacity of the diluting tank is more than 12 tons.
The invention aims to provide an automatic blending system for a short fiber oiling agent. The automatic blending system for the short fiber oiling agent and the control method thereof are convenient to use, and realize full-automatic blending of the short fiber oiling agent through the arrangement of pipelines among the crude oil tank, the dilution tank, the blending tank, the oil return tank, the high-level tank, the post-spinning high-concentration storage tank and the post-spinning low-concentration storage tank and under the control of the control device, so that the blending accuracy is improved, and the labor intensity of workers is reduced.
Preferably, the number of the post-spinning high-concentration storage tanks 42 is 2, two of the post-spinning high-concentration storage tanks 42 are respectively provided with an electromagnetic valve 113 on a connecting pipeline with the high-concentration dilution tank 12, the number of the high-position tanks 41 is 8, eight of the high-position tanks 41 are respectively provided with an electromagnetic valve 113 on a connecting pipeline with the low-concentration preparation tank 31, the number of the low-concentration preparation tank 31 is 2, and the number of the low-concentration dilution tank 11 is 4.
Preferably, the blending system includes a post-spinning free strength storage tank 43, the blending tank includes a free strength blending tank 33, and the dilution tank includes a free strength dilution tank 13;
the free concentration blending tank 33 is respectively communicated with a first crude oil pipeline leading to the low concentration blending tank 31 and the high concentration blending tank 32, the free concentration blending tank 33 is respectively communicated with a second crude oil pipeline leading to the low concentration blending tank 31 and the high concentration blending tank 32, the bottom of the free concentration blending tank 33 is communicated with the top of the free concentration dilution tank 13, a flow meter 114 and an electromagnetic valve 113 are arranged on a connecting pipeline of the free concentration blending tank 33 and the free concentration dilution tank 13, the bottom of the free concentration dilution tank 13 is communicated with the top of the post-spinning free concentration storage tank 43, and a feeding pump 112 and an electromagnetic valve 113 are arranged on a connecting pipeline of the bottom of the free concentration dilution tank 13 and the post-spinning free concentration storage tank 43.
Preferably, the number of the post-spinning free concentration storage tanks 43 is 2, and electromagnetic valves 113 are respectively arranged on connecting pipelines of the two post-spinning free concentration storage tanks 43 and the free concentration dilution tank 13.
Preferably, the blending system comprises a return tank 6 and a post-spun low consistency storage tank 44 located at a first elevation; the top of the oil return tank 6 is communicated with the bottom of the post-spinning low-concentration storage tank 44, a feeding pump 112 and an electromagnetic valve 113 are arranged on a connecting pipeline of the oil return tank 6 and the post-spinning low-concentration storage tank 44, the bottom of the oil return tank 6 is communicated with a connecting pipeline of the dilution tank and the high-level tank 41, a feeding pump 112 and an electromagnetic valve 113 are arranged, and the top of the post-spinning low-concentration storage tank 44 is communicated with the low-concentration dilution tank 11.
Preferably, the number of the oil return tanks 6 is 2, electromagnetic valves 113 are respectively arranged on connecting pipelines of the two oil return tanks 6 with the post-spinning low-concentration storage tank 44 and the high-level tank 41, the number of the post-spinning low-concentration storage tanks 44 is 4, and electromagnetic valves 113 are respectively arranged on connecting pipelines of the four post-spinning low-concentration storage tanks 44 with the low-concentration dilution tank 11.
Preferably, the preparation tank is respectively provided with electromagnetic valves 113 on the connecting pipelines with the desalted water pipe 5, the first crude oil pipeline and the second crude oil pipeline, and the electromagnetic valves 113 are arranged on the connecting pipelines of the dilution tank and the desalted water pipe 5.
Preferably, the blending tank, the dilution tank, the crude oil tank, the high-level tank 41, the oil return tank 6, the post-spinning low-concentration storage tank 44 and the post-spinning high-concentration storage tank 42 are all provided with a liquid level meter 115, and the liquid level meter 115 is electrically connected with a control device.
Preferably, the first height is 0m and the second height is 6 m.
According to another aspect of the present invention, a control method for an automatic blending system of a staple fiber finish is provided, which includes the following steps:
step S1: when the preset liquid level meter detects that the liquid level reaches 5%, a low alarm signal is output, when the liquid level reaches 10%, a low alarm signal is output, when the liquid level reaches 85%, a high alarm signal is output, and when the liquid level reaches 90%, a high alarm signal is output;
step S2: inputting parameters of two oil dosages, desalted water quantity, heating temperature, diluted desalted water quantity and stirring time in corresponding line numbers in a process panel of a control device;
step S3: selecting an automatic mode, wherein the system self-checks the liquid level state of the allocation tank, if the liquid level state is empty or low, the automatic allocation is started, and if the liquid level state is not empty or low, the automatic allocation is waited;
step S4: opening an electromagnetic valve between the preparation tank and the desalted water pipe, and adding desalted water;
step S5: after the desalted water is added, automatically closing an electromagnetic valve between the blending tank and the desalted water tank, automatically opening a stirring mechanism in the blending tank for stirring, and introducing steam into the blending tank for heating to a set temperature;
step S6: automatically conveying metered first crude oil from a first crude oil tank to a blending tank through a feed pump;
step S7: after the stirring in the step S6 is finished, automatically conveying the metered second crude oil from the second crude oil tank to the blending tank through the feed pump, and continuing stirring;
step S8: after the stirring in the step S7 is finished, detecting whether the liquid level state of the dilution tank is empty or low, and whether the electromagnetic valve at the bottom of the dilution tank is in a closed state, if the liquid level state of the dilution tank is empty or low, automatically opening the electromagnetic valve between the blending tank and the dilution tank after the air inlet valve is automatically closed, and adding the material in the blending tank into the dilution tank;
step S9: after the material adding process in the step S8 is finished, automatically closing the electromagnetic valve between the blending tank and the diluting tank;
step S10: after the electromagnetic valve between the blending tank and the diluting tank is closed, automatically adding metered desalted water into the diluting tank, starting the stirring mechanism automatically, and waiting after stirring is finished;
if the dilution tank is a low concentration dilution tank, the process proceeds to step S11; if the dilution tank is a high concentration dilution tank, the process proceeds to step S12;
step S11: detecting whether the liquid level state of the head tank is a low alarm;
if the liquid level state of the high-level tank is in a low alarm state, continuously detecting whether the liquid level state in the oil return tank reaches a high alarm state, if the liquid level state in the oil return tank is in a high alarm state, entering step S111, and if the liquid level state in the oil return tank is not in a high alarm state, entering step S112;
if the liquid level state of the high-level tank is not low, continuing waiting;
step S111: the method comprises the following steps of automatically starting an electromagnetic valve at the bottom of an oil return tank and an electromagnetic valve at the top of a high-level tank, adding materials in the oil return tank into the high-level tank through a feeding pump, and closing the feeding pump, the electromagnetic valve at the bottom of a low-concentration dilution tank and the electromagnetic valve at the top of the high-level tank when the liquid level state of the oil return tank is low alarm or the liquid level state of the high-level tank is high alarm;
step S112: starting an electromagnetic valve at the bottom of the low-concentration dilution tank and an electromagnetic valve at the top of the high-level tank, adding the material in the low-concentration dilution tank into the high-level tank through a feeding pump, and closing the feeding pump, the electromagnetic valve at the bottom of the low-concentration dilution tank and the electromagnetic valve at the top of the high-level tank when the liquid level state of the low-concentration dilution tank is in a low alarm state or the liquid level state of the high-level tank is in a high alarm state;
step S12: detecting whether the liquid level state of the post-spinning high-concentration storage tank is a low alarm; if the liquid level state of the post-spinning high-concentration storage tank is in a low state, opening an electromagnetic valve on a connecting pipeline between the bottom of the high-concentration dilution tank and the post-spinning high-concentration storage tank, and adding the material of the high-concentration dilution tank into the post-spinning high-concentration storage tank through a feeding pump;
and if the liquid level state of the post-spinning high-concentration storage tank is not low, continuing to wait.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the automatic blending system for the short fiber oiling agent and the control method thereof are convenient to use, realize the full-automatic blending of the short fiber oiling agent through the arrangement of pipelines among the crude oil tank, the dilution tank, the blending tank, the oil return tank, the high-level tank, the post-spinning high-concentration storage tank and the post-spinning low-concentration storage tank and under the control of the control device, improve the accuracy of the blending, reduce the labor intensity of workers, and have the following specific beneficial effects:
1. the allocation automation is realized, the allocation error risk is reduced, the operation of manual allocation is not completely abandoned, the allocation flow can still be completed when the automatic system fails, and the production is not influenced;
2. set up two grades of intelligence of reporting to the height and remind, effectively prevent the quality accident that artifical forgetting caused.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a block flow diagram of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in conjunction with specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The technical features (the components/elements of the invention) of the control device, the stirring mechanism, etc. described in the present invention are obtained from conventional commercial sources or prepared by conventional methods, and the specific structure, the operation principle, and the control mode and the spatial arrangement mode which may be involved are all conventional choices in the field, which should not be regarded as the innovation point of the present invention, and it is understood to those skilled in the art that the present invention is not further specifically described in detail.
Example 1:
as shown in fig. 1 to 2, the present invention provides an automatic blending system for a staple fiber finish, comprising:
a dilution tank and a crude oil tank located at a first elevation; the dilution tank includes a low-consistency dilution tank 11 and a high-consistency dilution tank 12, and the crude oil tank includes a first crude oil tank 21 and a second crude oil tank 22; the first crude tank 21 stores HC19 crude oil, and the second crude tank 22 stores TD18 crude oil.
A blending tank located at a second elevation; the blending tank comprises a low-concentration blending tank 31 and a high-concentration blending tank 32;
a high-level tank 41 and a post-spinning high-concentration tank 42, the first height being less than the second height;
a control device;
wherein the first crude oil tank 21 is respectively communicated with the tops of a low-concentration preparation tank 31 and a high-concentration preparation tank 32 through a first crude oil pipeline, the second crude oil tank 22 is respectively communicated with the tops of the low-concentration preparation tank 31 and the high-concentration preparation tank 32 through a second crude oil pipeline, the bottom of the low-concentration preparation tank 31 is communicated with the top of a low-concentration dilution tank 11, the bottom of the high-concentration preparation tank 32 is communicated with the top of a high-concentration dilution tank 12, the preparation tank and the dilution tank are both communicated with a desalted water pipe 5, the bottom of the low-concentration dilution tank 11 is communicated with a high-level tank 41, and the bottom of the high-concentration dilution tank 12 is communicated with a post-spinning high-concentration storage tank 42;
the crude oil tank and the blending tank are respectively provided with an air inlet valve, the crude oil tank, the blending tank and the dilution tank are respectively provided with a stirring mechanism 111, the first crude oil pipeline and the second crude oil pipeline are respectively provided with a feeding pump 112, the first crude oil pipeline leading to the low-concentration blending tank 31 and the second crude oil pipeline leading to the high-concentration blending tank 32 are respectively provided with a flow meter 114 and an electromagnetic valve 113, the desalted water pipe 5 leading to the blending tank and the dilution tank is respectively provided with a flow meter 114 and an electromagnetic valve 113, the connecting pipeline of the blending tank and the dilution tank is provided with a flow meter 114 and an electromagnetic valve 113, the dilution tank and the connecting pipeline of the high-position tank 41 and the post-spinning high-concentration storage tank 42 are respectively provided with an electromagnetic valve 113 and a feeding pump 112, and the control device is respectively electrically connected with the stirring mechanism 111, the electromagnetic valve 113, the flow meter 114 and the feeding pump 112. The control device can control the stirring mechanism 111, the electromagnetic valve 113, the flow meter 114 and the feed pump 112 to work.
The admission valve can get into high temperature steam, heats in the jar, and rabbling mechanism 111 can stir in the jar.
Example 2:
as shown in fig. 1 to 2, the present invention provides an automatic blending system for a staple fiber finish, comprising:
a dilution tank and a crude oil tank located at a first elevation; the dilution tank includes a low-consistency dilution tank 11 and a high-consistency dilution tank 12, and the crude oil tank includes a first crude oil tank 21 and a second crude oil tank 22; the first crude tank 21 stores HC19 crude oil, and the second crude tank 22 stores TD18 crude oil.
A blending tank located at a second elevation; the blending tank comprises a low-concentration blending tank 31 and a high-concentration blending tank 32;
a high-level tank 41 and a post-spinning high-concentration tank 42, the first height being less than the second height;
a control device;
wherein the first crude oil tank 21 is respectively communicated with the tops of a low-concentration preparation tank 31 and a high-concentration preparation tank 32 through a first crude oil pipeline, the second crude oil tank 22 is respectively communicated with the tops of the low-concentration preparation tank 31 and the high-concentration preparation tank 32 through a second crude oil pipeline, the bottom of the low-concentration preparation tank 31 is communicated with the top of a low-concentration dilution tank 11, the bottom of the high-concentration preparation tank 32 is communicated with the top of a high-concentration dilution tank 12, the preparation tank and the dilution tank are both communicated with a desalted water pipe 5, the bottom of the low-concentration dilution tank 11 is communicated with a high-level tank 41, and the bottom of the high-concentration dilution tank 12 is communicated with a post-spinning high-concentration storage tank 42;
the crude oil tank and the blending tank are respectively provided with an air inlet valve, the crude oil tank, the blending tank and the dilution tank are respectively provided with a stirring mechanism 111, the first crude oil pipeline and the second crude oil pipeline are respectively provided with a feeding pump 112, the first crude oil pipeline leading to the low-concentration blending tank 31 and the second crude oil pipeline leading to the high-concentration blending tank 32 are respectively provided with a flow meter 114 and an electromagnetic valve 113, the desalted water pipe 5 leading to the blending tank and the dilution tank is respectively provided with a flow meter 114 and an electromagnetic valve 113, the connecting pipeline of the blending tank and the dilution tank is provided with a flow meter 114 and an electromagnetic valve 113, the dilution tank and the connecting pipeline of the high-position tank 41 and the post-spinning high-concentration storage tank 42 are respectively provided with an electromagnetic valve 113 and a feeding pump 112, and the control device is respectively electrically connected with the stirring mechanism 111, the electromagnetic valve 113, the flow meter 114 and the feeding pump 112. The control device can control the stirring mechanism 111, the electromagnetic valve 113, the flow meter 114 and the feed pump 112 to work.
The admission valve can get into high temperature steam, heats in the jar, and rabbling mechanism 111 can stir in the jar.
Further, in another embodiment, the number of the post-spinning high-concentration tanks 42 is 2, the connecting pipes between two of the post-spinning high-concentration tanks 42 and the high-concentration dilution tank 12 are respectively provided with an electromagnetic valve 113, the number of the high-position tanks 41 is 8, the connecting pipes between eight of the high-position tanks 41 and the low-concentration preparation tank 31 are respectively provided with an electromagnetic valve 113, the number of the low-concentration preparation tank 31 is 2, and the number of the low-concentration dilution tank 11 is 4.
Further, in another embodiment, the blending system includes a post-spin free strength storage tank 43, the blending tank includes a free strength blending tank 33, the dilution tank includes a free strength dilution tank 13;
the free concentration blending tank 33 is respectively communicated with a first crude oil pipeline leading to the low concentration blending tank 31 and the high concentration blending tank 32, the free concentration blending tank 33 is respectively communicated with a second crude oil pipeline leading to the low concentration blending tank 31 and the high concentration blending tank 32, the bottom of the free concentration blending tank 33 is communicated with the top of the free concentration dilution tank 13, a flow meter 114 and an electromagnetic valve 113 are arranged on a connecting pipeline of the free concentration blending tank 33 and the free concentration dilution tank 13, the bottom of the free concentration dilution tank 13 is communicated with the top of the post-spinning free concentration storage tank 43, and a feeding pump 112 and an electromagnetic valve 113 are arranged on a connecting pipeline of the bottom of the free concentration dilution tank 13 and the post-spinning free concentration storage tank 43.
The free concentration blending tank 33 is communicated with the branches of the first crude oil pipeline at two different flow rates and communicated with the branches of the second crude oil pipeline at two different flow rates respectively, multiple dosage blending modes of two kinds of crude oil are achieved, the post-spinning free concentration storage tank 43, the free concentration blending tank 33 and the free concentration dilution tank 13 are arranged, blending of oil agents with different concentrations can be achieved in one tank, and the blending is more convenient.
Further, in another embodiment, the number of the post-spun free strength storage tanks 43 is 2, and the connecting pipes of the two post-spun free strength storage tanks 43 and the free strength dilution tank 13 are respectively provided with an electromagnetic valve 113.
Set up 2 postspins free concentration storage tanks 43, can save the finish after more allotments, solenoid valve 113 can prevent simultaneously that unnecessary finish from getting into postspin free concentration storage tank 43 in, improved the accuracy.
Further, in another embodiment, the blending system comprises a return tank 6 and a post-spun low consistency storage tank 44 located at a first elevation; the top of the oil return tank 6 is communicated with the bottom of the post-spinning low-concentration storage tank 44, a feeding pump 112 and an electromagnetic valve 113 are arranged on a connecting pipeline of the oil return tank 6 and the post-spinning low-concentration storage tank 44, the bottom of the oil return tank 6 is communicated with a connecting pipeline of the dilution tank and the high-level tank 41, a feeding pump 112 and an electromagnetic valve 113 are arranged, and the top of the post-spinning low-concentration storage tank 44 is communicated with the low-concentration dilution tank 11.
The oil return tank 6 is provided to supply the low-concentration oil to the high-level tank 41 when the amount of the low-concentration dilution tank 11 is insufficient.
Further, in another embodiment, the number of the oil return tanks 6 is 2, and the connecting pipes between two of the oil return tanks 6 and the post-spinning low-concentration storage tanks 44 and the high-level tank 41 are respectively provided with an electromagnetic valve 113, the number of the post-spinning low-concentration storage tanks 44 is 4, and the connecting pipes between four of the post-spinning low-concentration storage tanks 44 and the low-concentration dilution tank 11 are respectively provided with an electromagnetic valve 113.
The setting of 2 oil return tanks 6 and 4 post-spinning low-concentration storage tanks 44 can improve the reserve volume of the oil agent, and meanwhile, the electromagnetic valve 113 can prevent redundant oil agent from entering the post-spinning low-concentration storage tanks 44 and the oil return tank 6, so that the accuracy is improved.
Further, in another embodiment, the connection pipelines of the blending tank and the desalted water pipe 5, the first crude oil pipeline and the second crude oil pipeline are respectively provided with an electromagnetic valve 113, and the connection pipeline of the dilution tank and the desalted water pipe 5 is provided with an electromagnetic valve 113.
The electromagnetic valves 113 of all pipelines are arranged on all the preparation tanks and the dilution tanks, so that redundant materials can be prevented from entering the preparation tanks and the dilution tanks, and the accuracy of extraction and preparation is further improved.
Further, in another embodiment, the blending tank, the dilution tank, the crude oil tank, the high-level tank 41, the oil return tank 6, the post-spinning low-concentration storage tank 44 and the post-spinning high-concentration storage tank 42 are all provided with a liquid level meter 115, and the liquid level meter 115 is electrically connected with the control device.
The liquid level conditions in each tank can be checked by the liquid level meter 115, and meanwhile, the control device can judge according to data transmitted by the liquid level meter, so that the processes are convenient to carry out.
Further, in another embodiment, the capacity of the blending tank is greater than 6 tons and the capacity of the dilution tank is greater than 12 tons.
Further, in another embodiment, the first height is 0m and the second height is 6 m.
According to another aspect of the present invention, a control method for an automatic blending system of a staple fiber finish is provided, which includes the following steps:
step S1: when the preset liquid level meter detects that the liquid level reaches 5%, a low alarm signal is output, when the liquid level reaches 10%, a low alarm signal is output, when the liquid level reaches 85%, a high alarm signal is output, and when the liquid level reaches 90%, a high alarm signal is output;
step S2: inputting parameters of two oil dosages, desalted water quantity, heating temperature, diluted desalted water quantity and stirring time in corresponding line numbers in a process panel of a control device;
step S3: selecting an automatic mode, wherein the system self-checks the liquid level state of the allocation tank, if the liquid level state is empty or low, the automatic allocation is started, and if the liquid level state is not empty or low, the automatic allocation is waited;
step S4: opening an electromagnetic valve between the preparation tank and the desalted water pipe, and adding desalted water;
step S5: after the desalted water is added, automatically closing an electromagnetic valve between the blending tank and the desalted water tank, automatically opening a stirring mechanism in the blending tank for stirring, and introducing steam into the blending tank for heating to a set temperature;
step S6: automatically conveying metered first crude oil from a first crude oil tank to a blending tank through a feed pump;
step S7: after the stirring in the step S6 is finished, automatically conveying the metered second crude oil from the second crude oil tank to the blending tank through the feed pump, and continuing stirring; the first crude oil and the second crude oil are two common oil agents, such as HC19 crude oil and TD18 crude oil.
Step S8: after the stirring in the step S7 is finished, detecting whether the liquid level state of the dilution tank is empty or low, and whether the electromagnetic valve at the bottom of the dilution tank is in a closed state, if the liquid level state of the dilution tank is empty or low, automatically opening the electromagnetic valve between the blending tank and the dilution tank after the air inlet valve is automatically closed, and adding the material in the blending tank into the dilution tank;
step S9: after the material adding process in the step S8 is finished, automatically closing the electromagnetic valve between the blending tank and the diluting tank;
step S10: after the electromagnetic valve between the blending tank and the diluting tank is closed, automatically adding metered desalted water into the diluting tank, starting the stirring mechanism automatically, and waiting after stirring is finished;
if the dilution tank is a low concentration dilution tank, the process proceeds to step S11; if the dilution tank is a high concentration dilution tank, the process proceeds to step S12;
step S11: detecting whether the liquid level state of the head tank is a low alarm;
if the liquid level state of the high-level tank is in a low alarm state, continuously detecting whether the liquid level state in the oil return tank reaches a high alarm state, if the liquid level state in the oil return tank is in a high alarm state, entering step S111, and if the liquid level state in the oil return tank is not in a high alarm state, entering step S112;
if the liquid level state of the high-level tank is not low, continuing waiting;
step S111: the method comprises the following steps of automatically starting an electromagnetic valve at the bottom of an oil return tank and an electromagnetic valve at the top of a high-level tank, adding materials in the oil return tank into the high-level tank through a feeding pump, and closing the feeding pump, the electromagnetic valve at the bottom of a low-concentration dilution tank and the electromagnetic valve at the top of the high-level tank when the liquid level state of the oil return tank is low alarm or the liquid level state of the high-level tank is high alarm;
step S112: starting an electromagnetic valve at the bottom of the low-concentration dilution tank and an electromagnetic valve at the top of the high-level tank, adding the material in the low-concentration dilution tank into the high-level tank through a feeding pump, and closing the feeding pump, the electromagnetic valve at the bottom of the low-concentration dilution tank and the electromagnetic valve at the top of the high-level tank when the liquid level state of the low-concentration dilution tank is in a low alarm state or the liquid level state of the high-level tank is in a high alarm state;
step S12: detecting whether the liquid level state of the post-spinning high-concentration storage tank is a low alarm; if the liquid level state of the post-spinning high-concentration storage tank is in a low state, opening an electromagnetic valve on a connecting pipeline between the bottom of the high-concentration dilution tank and the post-spinning high-concentration storage tank, and adding the material of the high-concentration dilution tank into the post-spinning high-concentration storage tank through a feeding pump;
and if the liquid level state of the post-spinning high-concentration storage tank is not low, continuing to wait.
According to the description and the drawings of the present invention, those skilled in the art can easily make or use the automatic blending system for staple fiber finish and the control method thereof, and can produce the positive effects described in the present invention.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiments according to the technical spirit of the present invention are included in the scope of the present invention.
Claims (10)
1. An automatic blending system of short fiber finish is characterized by comprising:
a dilution tank and a crude oil tank located at a first elevation; the dilution tank comprises a low-concentration dilution tank (11) and a high-concentration dilution tank (12), and the crude oil tank comprises a first crude oil tank (21) and a second crude oil tank (22);
a blending tank located at a second elevation; the blending tank comprises a low-concentration blending tank (31) and a high-concentration blending tank (32);
a high-level tank (41) and a post-spun high-consistency storage tank (42), the first height being less than the second height;
a control device;
the first crude oil tank (21) is respectively communicated with the tops of a low-concentration blending tank (31) and a high-concentration blending tank (32) through a first crude oil pipeline, the second crude oil tank (22) is respectively communicated with the tops of the low-concentration blending tank (31) and the high-concentration blending tank (32) through a second crude oil pipeline, the bottom of the low-concentration blending tank (31) is communicated with the top of a low-concentration dilution tank (11), the bottom of the high-concentration blending tank (32) is communicated with the top of a high-concentration dilution tank (12), the blending tank and the dilution tank are both communicated with a desalted water pipe (5), the bottom of the low-concentration dilution tank (11) is communicated with a high-level tank (41), and the bottom of the high-concentration dilution tank (12) is communicated with a post-spinning high-concentration storage tank (42);
the crude oil tank and the blending tank are respectively provided with an air inlet valve, the crude oil tank, the blending tank and the dilution tank are respectively internally provided with a stirring mechanism (111), the first crude oil pipeline and the second crude oil pipeline are respectively provided with a feed pump (112), the first crude oil pipeline leading to the low-concentration blending tank (31) and the second crude oil pipeline leading to the high-concentration blending tank (32) are respectively provided with a flowmeter (114) and an electromagnetic valve (113), the desalted water pipe (5) leading to the blending tank and the dilution tank is respectively provided with a flowmeter (114) and an electromagnetic valve (113), the blending tank and the dilution tank are respectively provided with an electromagnetic valve (113) and a feed pump (112), and the control device is respectively provided with the stirring mechanism (111), the electromagnetic valve (113) and the feed pump (112), and the mixing mechanism (111), the electromagnetic valve (113), The flow meter (114) is electrically connected with the feeding pump (112), the capacity of the blending tank is more than 6 tons, and the capacity of the diluting tank is more than 12 tons.
2. The automatic blending system of a short fiber finish according to claim 1, characterized in that: the quantity of the high concentration storage tank of back spinning (42) is 2, two the high concentration storage tank of back spinning (42) all is equipped with solenoid valve (113) on the connecting tube with high concentration dilution tank (12) respectively, the quantity of high-order jar (41) is 8, eight high-order jar (41) all is equipped with solenoid valve (113) on the connecting tube with low concentration allotment jar (31) respectively, the quantity of low concentration allotment jar (31) is 2, the quantity of low concentration dilution tank (11) is 4.
3. The automatic blending system of a short fiber finish according to claim 1, characterized in that: the blending system comprises a post-spinning free strength storage tank (43), the blending tank comprises a free strength blending tank (33), and the dilution tank comprises a free strength dilution tank (13);
the free concentration blending tank (33) is communicated with a first crude oil pipeline leading to the low concentration blending tank (31) and the high concentration blending tank (32) respectively, the free concentration blending tank (33) is communicated with a second crude oil pipeline leading to the low concentration blending tank (31) and the high concentration blending tank (32) respectively, the bottom of the free concentration blending tank (33) is communicated with the top of the free concentration dilution tank (13), a flow meter (114) and an electromagnetic valve (113) are arranged on a connecting pipeline of the free concentration blending tank (33) and the free concentration dilution tank (13), the bottom of the free concentration dilution tank (13) is communicated with the top of the post-spinning free concentration storage tank (43), and a feeding pump (112) and an electromagnetic valve (113) are arranged on a connecting pipeline of the bottom of the free concentration dilution tank (13) and the post-spinning free concentration storage tank (43).
4. The automatic blending system of a short fiber finish according to claim 3, characterized in that: the number of the post-spinning free concentration storage tanks (43) is 2, and two connecting pipelines of the post-spinning free concentration storage tanks (43) and the free concentration dilution tank (13) are respectively provided with an electromagnetic valve (113).
5. The automatic blending system of a short fiber finish according to claim 1, characterized in that: the blending system comprises an oil return tank (6) and a post-spinning low-consistency storage tank (44) which are positioned at a first height; the top of the oil return tank (6) is communicated with the bottom of the post-spinning low-concentration storage tank (44), a feeding pump (112) and an electromagnetic valve (113) are arranged on a connecting pipeline of the oil return tank (6) and the post-spinning low-concentration storage tank (44), the bottom of the oil return tank (6) is communicated with a connecting pipeline of the dilution tank and the high-level tank (41), the feeding pump (112) and the electromagnetic valve (113) are arranged, and the top of the post-spinning low-concentration storage tank (44) is communicated with the low-concentration dilution tank (11).
6. The automatic blending system of a short fiber finish according to claim 5, characterized in that: the number of the oil return tanks (6) is 2, the two oil return tanks (6) are respectively provided with an electromagnetic valve (113) on a connecting pipeline with the post-spinning low-concentration storage tank (44) and the high-level tank (41), the number of the post-spinning low-concentration storage tanks (44) is 4, and the four post-spinning low-concentration storage tanks (44) are respectively provided with an electromagnetic valve (113) on a connecting pipeline with the low-concentration dilution tank (11).
7. The automatic blending system of a short fiber finish according to claim 1, characterized in that: the blending tank is respectively provided with an electromagnetic valve (113) on the connecting pipeline with the desalted water pipe (5), the first crude oil pipeline and the second crude oil pipeline, and the electromagnetic valve (113) is arranged on the connecting pipeline between the diluting tank and the desalted water pipe (5).
8. The automatic blending system of a short fiber finish according to claim 1, characterized in that: the blending tank, the diluting tank, the crude oil tank, the high-level tank (41), the oil return tank (6), the post-spinning low-concentration storage tank (44) and the post-spinning high-concentration storage tank (42) are all provided with liquid level meters (115), and the liquid level meters (115) are electrically connected with a control device.
9. The automatic blending system of a short fiber finish according to claim 1, characterized in that: the first height is 0m and the second height is 6 m.
10. The control method of the automatic short fiber finish blending system according to claims 1 to 9, characterized in that: the method comprises the following steps:
step S1: when the preset liquid level meter detects that the liquid level reaches 5%, a low alarm signal is output, when the liquid level reaches 10%, a low alarm signal is output, when the liquid level reaches 85%, a high alarm signal is output, and when the liquid level reaches 90%, a high alarm signal is output;
step S2: inputting parameters of two oil dosages, desalted water quantity, heating temperature, diluted desalted water quantity and stirring time in corresponding line numbers in a process panel of a control device;
step S3: selecting an automatic mode, wherein the system self-checks the liquid level state of the allocation tank, if the liquid level state is empty or low, the automatic allocation is started, and if the liquid level state is not empty or low, the automatic allocation is waited;
step S4: opening an electromagnetic valve between the preparation tank and the desalted water pipe, and adding desalted water;
step S5: after the desalted water is added, automatically closing an electromagnetic valve between the blending tank and the desalted water tank, automatically opening a stirring mechanism in the blending tank for stirring, and introducing steam into the blending tank for heating to a set temperature;
step S6: automatically conveying the metered first crude oil from a first crude oil tank into a blending tank through a feed pump, and continuously stirring;
step S7: after the stirring in the step S6 is finished, automatically conveying the metered second crude oil from the second crude oil tank to the blending tank through the feed pump, and continuing stirring;
step S8: after the stirring in the step S7 is finished, detecting whether the liquid level state of the dilution tank is empty or low, and whether an electromagnetic valve at the bottom of the dilution tank is in a closed state, if the liquid level state and the electromagnetic valve are in the closed state, automatically opening the electromagnetic valve between the blending tank and the dilution tank after automatically closing an air inlet valve, and adding the material in the blending tank into the dilution tank;
step S9: after the material adding process in the step S8 is finished, automatically closing the electromagnetic valve between the blending tank and the diluting tank;
step S10: after the electromagnetic valve between the blending tank and the diluting tank is closed, automatically adding metered desalted water into the diluting tank, starting the stirring mechanism automatically, and waiting after stirring is finished;
if the dilution tank is a low concentration dilution tank, the process proceeds to step S11; if the dilution tank is a high concentration dilution tank, the process proceeds to step S12;
step S11: detecting whether the liquid level state of the head tank is a low alarm;
if the liquid level state of the high-level tank is in a low alarm state, continuously detecting whether the liquid level state in the oil return tank reaches a high alarm state, if the liquid level state in the oil return tank is in a high alarm state, entering step S111, and if the liquid level state in the oil return tank is not in a high alarm state, entering step S112;
if the liquid level state of the high-level tank is not low, continuing waiting;
step S111: the method comprises the following steps of automatically starting an electromagnetic valve at the bottom of an oil return tank and an electromagnetic valve at the top of a high-level tank, adding materials in the oil return tank into the high-level tank through a feeding pump, and closing the feeding pump, the electromagnetic valve at the bottom of a low-concentration dilution tank and the electromagnetic valve at the top of the high-level tank when the liquid level state of the oil return tank is low alarm or the liquid level state of the high-level tank is high alarm;
step S112: starting an electromagnetic valve at the bottom of the low-concentration dilution tank and an electromagnetic valve at the top of the high-level tank, adding the material in the low-concentration dilution tank into the high-level tank through a feeding pump, and closing the feeding pump, the electromagnetic valve at the bottom of the low-concentration dilution tank and the electromagnetic valve at the top of the high-level tank when the liquid level state of the low-concentration dilution tank is in a low alarm state or the liquid level state of the high-level tank is in a high alarm state;
step S12: detecting whether the liquid level state of the post-spinning high-concentration storage tank is a low alarm; if the liquid level state of the post-spinning high-concentration storage tank is in a low state, opening an electromagnetic valve on a connecting pipeline between the bottom of the high-concentration dilution tank and the post-spinning high-concentration storage tank, and adding the material of the high-concentration dilution tank into the post-spinning high-concentration storage tank through a feeding pump;
and if the liquid level state of the post-spinning high-concentration storage tank is not low, continuing to wait.
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