CN117212709A - Comprehensive monitoring system for pipeline - Google Patents

Abstract

A pipeline integrated monitoring system, the pipeline integrated monitoring system comprising: a detection device configured to be mounted to an outer wall of a pipe, and configured to detect at least one of axial strain, radial strain, and circumferential strain of the pipe; and the analysis device is electrically connected with the detection device and is configured to obtain at least one of a plurality of parameters of the pipeline according to the data sent by the detection device, wherein the plurality of parameters comprise an internal pressure parameter, a deformation parameter, a flow parameter, a displacement parameter and a fault parameter. The pipeline comprehensive monitoring system can monitor at least one parameter of a plurality of parameters of a pipeline by arranging the detection device and the analysis device, can early warn faults to be generated in the pipeline in advance, can reduce the maintenance cost of the production line, and can avoid serious safety accidents such as casualties and the like.

Description

Comprehensive monitoring system for pipeline

Technical Field

The application relates to the technical field of pipeline monitoring, in particular to a comprehensive pipeline monitoring system.

Background

How to reduce energy waste and improve energy utilization rate becomes a question which the whole society must answer. The heat energy is extremely important in the gypsum board production process, and the mode of obtaining the heat energy in the factory at present mainly comprises coal burning, natural gas burning, waste heat utilization of a power plant and the like. In the modes, only the mode of utilizing the waste heat of the power plant is adopted, pollution is avoided, the comprehensive energy utilization efficiency is highest, and the equipment and the process are simpler.

By utilizing the waste heat generated by the power plant, a steam pipeline needs to be constructed so as to realize that high-temperature and high-pressure steam is sent from the power plant to each process part of the plant. Therefore, how to ensure the normal operation of the steam pipeline is very important for gypsum board production. For the built steam pipeline system, if the hidden trouble of faults can be found in time, not only the economic loss can be reduced, but also serious safety accidents such as casualties and the like can be avoided.

At present, the traditional monitoring means of the steam pipeline are manual regular inspection and regular maintenance, and the monitoring means can not realize early warning on potential or sudden faults of the steam pipeline, so that blind spots exist in the manual monitoring mode, and the monitoring mode is relatively lagging.

Disclosure of Invention

The embodiment of the application provides a pipeline comprehensive monitoring system, which can monitor at least one parameter of a plurality of parameters of a pipeline by arranging a detection device and an analysis device, can early warn faults to be generated on the pipeline in advance, can reduce the maintenance cost of a production line, and can avoid serious safety accidents such as casualties and the like.

The embodiment of the application provides a pipeline integrated monitoring system, which comprises:

a detection device configured to be mounted to an outer wall of a pipe, and configured to detect at least one of axial strain, radial strain, and circumferential strain of the pipe;

and the analysis device is electrically connected with the detection device and is configured to obtain at least one of a plurality of parameters of the pipeline according to the data sent by the detection device, wherein the plurality of parameters comprise an internal pressure parameter, a deformation parameter, a flow parameter, a displacement parameter and a fault parameter.

In some exemplary embodiments, the detection device comprises at least one first measurement device comprising at least one first sensor group; the first sensor set is for measuring at least one of a first axial strain, a first radial strain, and a first circumferential strain of the pipe;

the analysis device is electrically connected to the first measurement device and is operable to obtain at least one of the internal pressure parameter and the deformation parameter as a function of at least one of the first axial strain, the first radial strain, and the first circumferential strain.

In some exemplary embodiments, the first sensor group includes at least one first component; the first assembly includes:

the first fixing seat is fixed on the outer wall of the pipeline;

the second fixing seat is fixed on the outer wall of the pipeline and is axially spaced from the first fixing seat along the pipeline; and

a first strain sensor mounted to the first mount and the second mount; the first strain sensor is arranged along the axial direction of the pipeline;

wherein the first strain sensor is for measuring a first axial strain of the pipe.

In some exemplary embodiments, the first sensor group further comprises at least one second component; the second assembly includes:

the third fixing seat is fixed on the outer wall of the pipeline;

the fourth fixing seat is fixed on the outer wall of the pipeline, and a space along the circumferential direction of the pipeline exists between the fourth fixing seat and the third fixing seat; and

a second strain sensor mounted to the third mount and the fourth mount; the second strain sensors are arranged along the circumferential direction of the pipeline;

wherein the second strain sensor is for measuring the first radial strain and the first circumferential strain.

In some exemplary embodiments, the first measurement device further comprises at least one second sensor set spaced axially from the first sensor set along the pipe; the second sensor set is configured to measure a second axial strain, a second radial strain, and a second circumferential strain of the pipe;

the analysis device is electrically connected with the second sensor group and can obtain the flow parameter according to the data sent by the first sensor group and the second sensor group.

In some exemplary embodiments, the detection device further comprises a second measurement device, and the second measurement device is configured to detect a vibration wave of the pipe;

the analysis device is electrically connected with the second measurement device and can obtain the fault parameter according to the vibration wave.

In some exemplary embodiments, the second measurement device includes a vibration sensor.

In some exemplary embodiments, the vibration sensor comprises at least one of a fiber grating vibration sensor, a distributed fiber vibration sensor, and a mechanical vibration sensor.

In some exemplary embodiments, the detection device further comprises a third measurement device comprising a support base and at least one displacement sensor mounted to the support base; the displacement sensor is arranged to measure at least one of a displacement of the conduit in a first direction, a second direction and a third direction; the first direction, the second direction and the third direction are perpendicular to each other.

In some exemplary embodiments, the support base includes a base and a frame secured to the base, the frame including a channel for the conduit to pass through;

the third measuring device comprises three displacement sensors, wherein the three displacement sensors comprise a first displacement sensor, a second displacement sensor and a third displacement sensor; the first displacement sensor is arranged to measure displacement of the pipe in the first direction, the first displacement sensor is mounted to the channel, the second displacement sensor is arranged to measure displacement of the pipe in the second direction, the second displacement sensor is mounted to the channel, and the third displacement sensor is arranged to measure displacement of the pipe in the third direction;

the first direction and the second direction are both in the same radial direction of the pipeline, and the third direction is in the same axial direction of the pipeline.

The pipeline comprehensive monitoring system provided by the embodiment of the disclosure can solve the problems that the existing pipeline monitoring technical means is behind, the early warning effect of pipeline faults is poor and the like, and achieves the technical effects of reducing the pipeline maintenance cost and improving the production safety.

Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. Other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The accompanying drawings are included to provide an understanding of the principles of the application, and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain, without limitation, the principles of the application.

FIG. 1 is a block diagram of a system for integrated monitoring of a pipeline in accordance with one embodiment of the present application;

FIG. 2 is a schematic diagram of a system for monitoring a pipeline in accordance with an embodiment of the present application;

FIG. 3 is a schematic diagram of a system for monitoring a pipeline in accordance with an embodiment of the present application;

FIG. 4 is a schematic diagram of a system for monitoring a pipeline in accordance with an embodiment of the present application;

fig. 5 is a schematic structural diagram of a comprehensive monitoring system for pipelines according to an embodiment of the application.

Reference numerals:

the device comprises a 100-detection device, a 101-first sensor group, a 101-1-first fixing seat, a 101-2-second fixing seat, a 101-3-third fixing seat, a 101-4-fourth fixing seat, a 101-5-first strain sensor and a 101-6-second strain sensor; 102-a second sensor group, 103-a vibration sensor, 104-a mounting seat, 105-a base, 106-a frame, 107-a first displacement sensor, 107-1-a first seat, 107-2-a first test head, 108-a second displacement sensor, 109-a third displacement sensor; 111-first auxiliary test piece, 112-second auxiliary test piece, 113-third auxiliary test piece, 121-first clamp, 122-second clamp;

200-analysis device, 300-pipeline, 301-inner pipe, 302-outer pipe and 303-heat preservation.

Detailed Description

The present application has been described in terms of several embodiments, but the description is illustrative and not restrictive, and it will be apparent to those of ordinary skill in the art that many more embodiments and implementations are possible within the scope of the described embodiments. Although many possible combinations of features are shown in the drawings and discussed in the detailed description, many other combinations of the disclosed features are possible. Any feature or element of any embodiment may be used in combination with or in place of any other feature or element of any other embodiment unless specifically limited.

The present application includes and contemplates combinations of features and elements known to those of ordinary skill in the art. The disclosed embodiments, features and elements of the present application may also be combined with any conventional features or elements to form a unique inventive arrangement as defined by the claims. Any feature or element of any embodiment may also be combined with features or elements from other inventive arrangements to form another unique inventive arrangement as defined in the claims. It is therefore to be understood that any of the features shown and/or discussed in the present application may be implemented alone or in any suitable combination. Accordingly, the embodiments are not to be restricted except in light of the attached claims and their equivalents. Further, various modifications and changes may be made within the scope of the appended claims.

Furthermore, in describing representative embodiments, the specification may have presented the method and/or process as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. Other sequences of steps are possible as will be appreciated by those of ordinary skill in the art. Accordingly, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. Furthermore, the claims directed to the method and/or process should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the embodiments of the present application.

An embodiment of the present application provides a pipeline integrated monitoring system, as shown in fig. 1, which may include a detection apparatus 100 and an analysis apparatus 200. The detection device 100 is configured to be mounted to the outer wall of the pipe in a threaded or welded manner. The detection device 100 is arranged to detect at least one of axial strain, radial strain and circumferential strain of the pipe. For example, the detection device 100 may detect only axial strain of the pipe, or the detection device 100 may detect only radial strain of the pipe, or the detection device 100 may detect axial strain, radial strain, and circumferential strain of the pipe.

As shown in fig. 1, the analyzing device 200 is electrically connected to the detecting device 100, and the analyzing device 200 may be configured to obtain at least one of a plurality of parameters of the pipe, including an internal pressure parameter, a deformation parameter, a flow parameter, a displacement parameter, and a fault parameter, from data transmitted from the detecting device 100.

The embodiment of the application provides a pipeline comprehensive monitoring system, which can monitor at least one parameter of a plurality of parameters of a pipeline by arranging a detection device and an analysis device, can early warn faults to be generated on the pipeline in advance, can reduce the maintenance cost of a production line, and can avoid serious safety accidents such as casualties and the like.

In some exemplary embodiments, as shown in fig. 2, the detection device 100 may include at least one first measurement device, and the first measurement device may include at least one first sensor group 101, and in embodiments of the present application, the detection device 100 includes one first sensor group 101 is exemplified. The first sensor group 101 is used to measure at least one of a first axial strain, a first radial strain, and a first circumferential strain of the pipe 300. The analysis device 200 is electrically connected to the first measurement device and may be adapted to obtain at least one of an internal pressure parameter and a deformation parameter as a function of at least one of a first axial strain, a first radial strain, and a first circumferential strain. Taking the application of the integrated pipeline monitoring system to the steam pipeline as an example, the steam pipeline is subjected to steam pressure for a long time, so that the steam pipeline can be expanded and deformed in the axial direction, the circumferential direction and the radial direction, and a strain sensor arranged on the pipeline is deformed. Taking a fiber grating sensor as an example of the strain sensor, the deformation of the pipeline causes the grating pitch on the fiber grating sensor to change, and when the light wave emitted by the light source passes through the grating, the light wave is reflected back to the reflected wave signal, so that the reflected wave drifts. The analysis device can carry out mathematical demodulation on the reflected wave drift amount, the reflected wave signal and the deformation amount of the steam pipeline to be detected, so as to obtain the axial, radial and circumferential deformation of the steam pipeline. The first sensor set 101 may be used to measure at least one of a first axial strain, a first radial strain, and a first circumferential strain of the pipe 300, and the first sensor set 101 may only measure the first axial strain of the pipe 300, for example. According to the strain data of the pipeline obtained by measurement of the first sensor group, the deformation of the pipeline can be obtained, and the real-time monitoring of the deformation of the pipeline can be realized.

In some exemplary embodiments, as shown in fig. 2, the first sensor group 101 may include at least one first component, and as shown in fig. 2, taking the example that the first sensor group 101 includes one first component, the first component may include a first fixing base 101-1 and a second fixing base 101-2. The first fixing seat 101-1 is provided to be fixed to an outer wall of the pipe 300. The pipe 300 may include an inner pipe 301, an outer pipe 302, and an insulation 303. The inner tube 301 and the outer tube 302 are sleeved with each other, and the outer tube 302 is positioned outside the inner tube 301. The inner tube 301 and the outer tube 302 are sleeved with each other, so that an annular space can be formed, the heat insulating layer 303 can be located in the annular space, the heat insulating layer 303 can be adhered to the outer wall of the inner tube 301 or the inner wall of the outer tube 302, or the heat insulating layer 303 can be squeezed in the annular space. By way of example, the material of the insulating layer 303 may be glass wool or rock wool, etc. The first fixing base 101-1 may be fixed to the outer wall of the inner tube 301, and the fixing manner may be a screw connection or a welding, etc., and in the embodiment of the present application, the fixing manner between the first fixing base and the pipe is not limited. The second fixing seat 101-2 may be configured to be fixed to the outer wall of the inner tube 301, and a space exists between the second fixing seat 101-2 and the first fixing seat 101-1 along the axial direction of the pipe 300, that is, along the length direction of the pipe 300. As shown in fig. 2, the first component may also include a first strain sensor 101-5. The first strain sensor 101-5 is mounted to the first mount 101-1 and the second mount 101-2. The first strain sensor 101-5 is disposed along the axial direction of the pipe 300. Wherein the first strain sensor 101-5 is configured to measure a first axial strain of the pipe 300.

In some exemplary embodiments, the first fixing base 101-1 and the second fixing base 101-2 may be designed as the same component, so that the universal design of the product can be improved, and the cost of the product can be reduced.

In some exemplary embodiments, as shown in fig. 2, the first fixing seat 101-1 may include a first mating surface and a first mounting surface disposed opposite to each other, and, illustratively, the first mating surface and the first mounting surface may be disposed opposite to each other along a radial direction of the pipe 300. The first mating surface is used for laminating with the outer wall of pipeline 300, and the example can be the circular arc face for laminate with the outer wall of pipeline 300 mutually, can increase the area of contact between them, improve the stability of the installation of first fixing base. The second fixing base may include a second mating surface and a second mounting surface that are oppositely disposed, where the second mating surface is used to attach to an outer wall of the pipe 300, and in this example, the second mating surface may be an arc surface so as to attach to the outer wall of the pipe, so that a contact area between the second mating surface and the outer wall of the pipe may be increased, and stability of mounting of the second fixing base may be improved. The first and second mounting surfaces may be planar, wherein the first and second mounting surfaces are coplanar and may be used together to mount the first strain sensor.

In some exemplary embodiments, the first strain sensor 101-5 may be a fiber grating sensor, or a mechanical sensor, or a distributed fiber optic sensor, or the like.

In some exemplary embodiments, leads may be provided at both ends of the first strain sensor 101-5 to electrically connect with the analysis device.

In some exemplary embodiments, as shown in fig. 2, the first sensor group 101 may further include at least one second component, and in embodiments of the present application, the first sensor group 101 includes one second component as an example. The second assembly may include a third mount 101-3, a fourth mount 101-4, and a second strain sensor 101-6. For example, the third fixing seat 101-3 and the fourth fixing seat 101-4 may be the same as the first fixing seat 101-1, so that the types of components in the whole system can be reduced, and the cost of the whole system can be reduced. As shown in fig. 2, the third fixing seat 101-3 may be fixed to the outer wall of the inner tube 301, the fourth fixing seat 101-4 may be fixed to the outer wall of the inner tube 301, and a space between the fourth fixing seat 101-4 and the third fixing seat 101-3 along the circumferential direction of the pipe 300 exists. As shown in fig. 2, the second strain sensor 101-6 may be mounted to the third mount 101-3 and the fourth mount 101-4. The second strain sensors 101-6 may be arranged along the circumference of the pipe 300, the second strain sensors 101-6 being used to measure a first radial strain as well as a first circumferential strain of the pipe. By way of example, the second strain sensor 101-6 may be configured identically to the first strain sensor 101-5, but only in a different location on the pipe. The second strain sensor 101-6 may be a fiber grating sensor, or a mechanical sensor, or a distributed fiber sensor, etc.

In some exemplary embodiments, as shown in fig. 3, the first measuring device may further include at least one second sensor set 102, and in embodiments of the present application, the first measuring device includes one second sensor set 102. As shown in fig. 3, the second sensor set 102 is spaced axially along the pipe 300 from the first sensor set 101. The second sensor set 102 is configured to measure a second axial strain, a second radial strain, and a second circumferential strain of the pipe 300. The analysis device 200 is electrically connected to the second sensor set 102 and can obtain flow parameters of the pipeline based on the data transmitted by the first sensor set 101 and the second sensor set 102. By way of example, the second sensor set 102 may be identical in construction to the first sensor set 101, but disposed at a different location in the pipeline. As shown in fig. 3, the position where the first sensor group 101 is located may be referred to as a first position AA, and the position where the second sensor group 102 is located may be referred to as a second position BB. The first sensor group 101 is used for measuring a first axial strain, a first radial strain and a first circumferential strain of the first position AA. The second sensor group 102 is used to measure a second axial strain, a second radial strain, and a second circumferential strain of the second location BB. The analysis means may calculate a first internal pressure at the first position AA from the first axial strain, the first radial strain and the first circumferential strain, and may calculate a second internal pressure at the second position BB from the second axial strain, the second radial strain and the second circumferential strain.

The analysis device can calculate and obtain the average flow of the pipeline, namely the flow parameter of the pipeline according to the first internal pressure and the second internal pressure. According to the law of conservation of energy, the average flow Q (in cubic meters per minute) can be calculated by the following equation:

wherein Δp is the pressure difference between the first and second locations of the pipe in Pa, L is the length between the first and second locations of the pipe in m, d is the diameter of the pipe inner pipe in m, a is the local drag coefficient of the pipe, a may be between 1.10 and 1.20, and a may be 1.15, for example.

In some exemplary embodiments, as shown in fig. 4, the detection apparatus 100 may further include a second measurement apparatus, and the second measurement apparatus is used to detect vibration waves of the pipe. The analysis device may be electrically connected to the second measurement device and may be adapted to obtain a fault parameter from the vibration wave. In embodiments of the present application, the fault parameters may include at least one of pipe creep, pipe heat distortion, insulation failure, pipe corrosion, pipe cracking, pipe leakage, condensate accumulation, water hammer, and pipe bursting. By way of example, the second measuring device may comprise a vibration sensor 103. By way of example, the vibration sensor 103 may comprise at least one of a fiber grating vibration sensor, a distributed fiber vibration sensor, a mechanical vibration sensor.

In the embodiment of the present application, taking the pipe 300 as a steam pipe as an example, during the normal operation of the steam pipe, the steam flowing into the steam pipe causes the pipe 300 to vibrate, the vibration can be transmitted to the outer pipe 302 via the inner pipe 301 and the insulation layer 303, the vibration wave generated by the steam in the inner pipe 301 of the steam pipe and the vibration wave transmitted to the outer pipe 302 are corresponding, and the characteristics of the vibration wave are relatively stable, so that the vibration sensor 103 is mounted on the outer wall of the outer pipe 302, the vibration wave of the pipe 300 can be detected, and the convenience of dismounting the components can be improved by mounting the vibration sensor 103 on the outer wall of the outer pipe 302, and the maintenance cost of the whole system can be reduced. By way of example, the second measuring device may comprise a plurality of sets of vibration sensors 103 and mounts 104. As shown in fig. 4, the mount 104 may be block-shaped, and as an example, the mount 104 may be rectangular block-shaped or circular block-shaped, etc. Mount 104 may be mounted to outer tube 302 by bolting or welding, etc.

In some exemplary embodiments, as shown in fig. 4, the mounting base 104 may have a first surface and a second surface that are disposed opposite to each other, where the first surface may contact the profile surface of the outer tube 302, and the first surface may be an arc surface so as to contact and fit with the profile surface of the outer tube 302, so as to improve the mounting stability of the mounting base 104. The material of the mounting base 104 may be metal or nonmetal. The mounting base 104 may be formed by forging or injection molding.

In some exemplary embodiments, as shown in fig. 5, the detection device 100 may further include a third measurement device, which may include a support base and at least one displacement sensor mounted to the support base. The displacement sensor is provided to be able to measure at least one of the displacements of the pipe 300 in the first direction X, the second direction Y, and the third direction Z. The first direction X, the second direction Y and the third direction Z are perpendicular to each other. The first direction X and the second direction Y may both be in the same direction as the radial direction of the pipe 300, and the third direction Z may be in the same direction as the axial direction of the pipe 300.

In some exemplary embodiments, as shown in fig. 5, the support base may include a base 105 and a frame 106 fixed to the base 105. The frame 106 may include a channel for the passage of the pipe 300. The third measuring device may comprise three displacement sensors, which may comprise a first displacement sensor 107, a second displacement sensor 108 and a third displacement sensor 109. The first displacement sensor 107 may be configured to measure displacement of the pipe 300 in the first direction X, and the first displacement sensor 107 may be mounted to the channel, the second displacement sensor 108 may be configured to measure displacement of the pipe 300 in the second direction Y, and the second displacement sensor 108 may be mounted to the channel, and the third displacement sensor 109 may be configured to measure displacement of the pipe 300 in the third direction Z. Wherein, the first direction X and the second direction Y may be both the same as the radial direction of the pipe 300.

In some exemplary embodiments, as shown in fig. 5, the frame 106 may be a rectangular frame, a circular frame, or the like. The frame 106 may be welded to the base 105, or the frame 106 may be screwed to the base 105, or the like. The material of the frame 106 may be a metallic material, such as steel or an aluminum alloy. The frame 106 may be an integrally formed structure or may be a spliced structure, for example, the frame 106 may include two portions, both of which are U-shaped frames, which are spliced into the frame 106. The splicing mode can be screw connection or clamping connection and the like. The frame 106 is designed into a splicing structure, so that the pipeline 300 to be tested can be matched with the frame 106 conveniently, and the pipeline 300 to be tested can pass through the frame 106 conveniently.

In some exemplary embodiments, as shown in FIG. 5, the first displacement sensor 107 may include a first seat 107-1 and a first test head 107-2. The first seat 107-1 may be rectangular, etc. The first test head 107-2 may be mounted to the first seat 107-1. The first test head 107-2 may be in the form of an elongated rod or the like. The first test head 107-2 is mounted to the channel and the first test head 107-2 may extend toward the center of the channel along a first direction X. By way of example, first seat 107-1 may be secured to frame 106.

In some exemplary embodiments, as shown in fig. 5, the third measuring device may further include a first auxiliary test piece 111, and illustratively, the first auxiliary test piece 111 may be a test board. The first auxiliary test piece 111 may be mounted to the pipe 300, and the first auxiliary test piece 111 may have a first test surface, which may be perpendicular to the first direction X. Wherein the first displacement sensor 107 may be configured to detect a displacement of the first test surface in the first direction X, i.e. a displacement of the pipe 300 in the first direction X. The accuracy of monitoring the displacement of the pipeline along the first direction can be improved by using the arranged first auxiliary test piece, and the detection reliability of the system can be improved.

In some exemplary embodiments, as shown in fig. 5, the third measuring device may further include a second auxiliary test piece 112, and illustratively, the second auxiliary test piece 112 may be a test board. The second auxiliary test piece 112 may be mounted to the pipe 300, and the second auxiliary test piece 112 may have a second test surface, which may be perpendicular to the second direction Y. Wherein the second displacement sensor 108 may be configured to detect displacement of the second test surface in the second direction Y, i.e., displacement of the conduit 300 in the second direction Y. The accuracy of the displacement monitoring of the pipeline along the second direction can be improved by using the arranged second auxiliary test piece.

In some exemplary embodiments, as shown in fig. 5, the third measuring device may further include a first clamp 121, and the first clamp 121 may be detachably mounted to the pipe 300. Wherein, the first auxiliary test piece 111 and the second auxiliary test piece 112 may be both mounted to the first clamp 121. By means of the first clamping hoop 121, the dismounting convenience of the first auxiliary test piece 111 and the second auxiliary test piece 112 can be improved, the overall design structure of the third measuring device can be simplified, and the product cost and the product quality can be reduced.

In some exemplary embodiments, as shown in FIG. 5, the first test surface may be in contact with the first test head 107-2. That is, the first displacement sensor 107 may be a contact type measurement sensor. For example, the second displacement sensor and the third displacement sensor may be identical in construction to the first displacement sensor, except for the location of the mounting on the pipe.

In some exemplary embodiments, as shown in fig. 5, the third measurement device may further include a second clip 122, and the second clip 122 may be detachably mounted to the pipe 300. Wherein the third auxiliary test piece 113 may be mounted to the second clamp 122. By using the second clamp 122, the disassembly and assembly convenience of the third auxiliary test piece 113 can be improved, and the product cost and the product quality can be reduced.

Although the embodiments of the present application are described above, the embodiments are only used for facilitating understanding of the present application, and are not intended to limit the present application. It should be noted that the above-described examples or implementations are merely exemplary and not limiting. Accordingly, the present disclosure is not limited to what has been particularly shown and described herein. Various modifications, substitutions, or omissions may be made in the form and details of the implementations without departing from the scope of the disclosure.

Claims (10)

1. A pipeline integrated monitoring system, comprising:

a detection device configured to be mounted to an outer wall of a pipe, and configured to detect at least one of axial strain, radial strain, and circumferential strain of the pipe;

and the analysis device is electrically connected with the detection device and is configured to obtain at least one of a plurality of parameters of the pipeline according to the data sent by the detection device, wherein the plurality of parameters comprise an internal pressure parameter, a deformation parameter, a flow parameter, a displacement parameter and a fault parameter.

2. The integrated pipeline monitoring system of claim 1 wherein the detection device comprises at least one first measurement device comprising at least one first sensor group; the first sensor set is for measuring at least one of a first axial strain, a first radial strain, and a first circumferential strain of the pipe;

the analysis device is electrically connected to the first measurement device and is operable to obtain at least one of the internal pressure parameter and the deformation parameter as a function of at least one of the first axial strain, the first radial strain, and the first circumferential strain.

3. The integrated conduit monitoring system of claim 2, wherein the first set of sensors comprises at least one first component; the first assembly includes:

the first fixing seat is fixed on the outer wall of the pipeline;

the second fixing seat is fixed on the outer wall of the pipeline and is axially spaced from the first fixing seat along the pipeline; and

a first strain sensor mounted to the first mount and the second mount; the first strain sensor is arranged along the axial direction of the pipeline;

wherein the first strain sensor is for measuring a first axial strain of the pipe.

4. The integrated conduit monitoring system of claim 3, wherein the first set of sensors further comprises at least one second component; the second assembly includes:

the third fixing seat is fixed on the outer wall of the pipeline;

the fourth fixing seat is fixed on the outer wall of the pipeline, and a space along the circumferential direction of the pipeline exists between the fourth fixing seat and the third fixing seat; and

a second strain sensor mounted to the third mount and the fourth mount; the second strain sensors are arranged along the circumferential direction of the pipeline;

wherein the second strain sensor is for measuring the first radial strain and the first circumferential strain.

5. The integrated pipeline monitoring system of claim 2 wherein the first measurement device further comprises at least one second sensor set spaced axially from the first sensor set; the second sensor set is configured to measure a second axial strain, a second radial strain, and a second circumferential strain of the pipe;

the analysis device is electrically connected with the second sensor group and can obtain the flow parameter according to the data sent by the first sensor group and the second sensor group.

6. The integrated pipeline monitoring system according to any one of claims 2 to 5, wherein the detection device further comprises a second measurement device, and the second measurement device is used for detecting vibration waves of the pipeline;

the analysis device is electrically connected with the second measurement device and can obtain the fault parameter according to the vibration wave.

7. The integrated conduit monitoring system of claim 6 wherein the second measurement device comprises a vibration sensor.

8. The integrated conduit monitoring system of claim 7, wherein the vibration sensor comprises at least one of a fiber grating vibration sensor, a distributed fiber vibration sensor, and a mechanical vibration sensor.

9. The integrated pipeline monitoring system of any one of claims 2 to 5 wherein the detection device further comprises a third measurement device comprising a support base and at least one displacement sensor mounted to the support base; the displacement sensor is arranged to measure at least one of a displacement of the conduit in a first direction, a second direction and a third direction; the first direction, the second direction and the third direction are perpendicular to each other.

10. The integrated conduit monitoring system of claim 9, wherein the support base comprises a base and a frame secured to the base, the frame comprising a channel for the conduit to pass through;

the third measuring device comprises three displacement sensors, wherein the three displacement sensors comprise a first displacement sensor, a second displacement sensor and a third displacement sensor; the first displacement sensor is arranged to measure displacement of the pipe in the first direction, the first displacement sensor is mounted to the channel, the second displacement sensor is arranged to measure displacement of the pipe in the second direction, the second displacement sensor is mounted to the channel, and the third displacement sensor is arranged to measure displacement of the pipe in the third direction;

the first direction and the second direction are both in the same radial direction of the pipeline, and the third direction is in the same axial direction of the pipeline.