CN206055211U - A kind of pipeline leakage monitor based on distributed temperature measuring optical fiber - Google Patents
A kind of pipeline leakage monitor based on distributed temperature measuring optical fiber Download PDFInfo
- Publication number
- CN206055211U CN206055211U CN201620918577.5U CN201620918577U CN206055211U CN 206055211 U CN206055211 U CN 206055211U CN 201620918577 U CN201620918577 U CN 201620918577U CN 206055211 U CN206055211 U CN 206055211U
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- measuring optical
- pipeline
- temperature measuring
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
本实用新型涉及一种基于分布式测温光纤的管道泄漏监测装置，所述管道之间通过焊接的方式连接，该监测装置包括测温光纤主机(3)、测温定位光纤(2)和重点测温光纤(5)，所述测温光纤主机(3)为双通道的分布式测温主机，所述测温光纤主机(3)的其中一个通道与测温定位光纤(2)连接，所述测温光纤主机(3)的另一个通道与重点测温光纤(5)连接，测温定位光纤(2)沿直线敷设在管道外壁的一侧，重点测温光纤(2)敷设在管道外壁的另一侧且在管道的焊缝位置作缠绕敷设。本实用新型具有结构简单和使用方便的优点，并能够精确定位管道泄漏位置。
The utility model relates to a pipeline leakage monitoring device based on distributed temperature measuring optical fiber, the pipelines are connected by welding, the monitoring device comprises a temperature measuring optical fiber host (3), a temperature measuring and positioning optical fiber (2) and a Temperature measuring optical fiber (5), the temperature measuring optical fiber host (3) is a dual-channel distributed temperature measuring host, one of the channels of the temperature measuring optical fiber host (3) is connected to the temperature measuring and positioning optical fiber (2), the The other channel of the above-mentioned temperature measuring optical fiber host (3) is connected to the key temperature measuring optical fiber (5), the temperature measuring and positioning optical fiber (2) is laid on one side of the outer wall of the pipeline along a straight line, and the key temperature measuring optical fiber (2) is laid on the outer wall of the pipeline The other side of the pipe is wound and laid at the weld position of the pipe. The utility model has the advantages of simple structure and convenient use, and can accurately locate the leakage position of the pipeline.
Description
技术领域technical field
本实用新型涉及石油化工领域，尤其是涉及一种基于分布式测温光纤的管道泄漏监测装置。The utility model relates to the field of petrochemical industry, in particular to a pipeline leakage monitoring device based on distributed temperature measuring optical fibers.
背景技术Background technique
管道安全是石油化工企业及社会重点关注的领域，关乎企业安全生产、人民生命财产安全。而泄漏则是管道安全运行的主要故障，特别是近年来，管道被外界破坏以及焊缝沙眼、腐蚀穿孔等造成泄漏事故屡有发生，严重干扰了正常生产，造成巨大的经济损失。因此，管道泄漏监测系统的研究与应用成为石油化工企业亟待解决的问题。Pipeline safety is an area of focus for petrochemical companies and the society, which is related to the safety of production of enterprises and the safety of people's lives and properties. Leakage is the main failure of the safe operation of pipelines. Especially in recent years, pipelines have been damaged by the outside world, weld trachoma, corrosion perforation and other leakage accidents have occurred frequently, seriously interfering with normal production and causing huge economic losses. Therefore, the research and application of pipeline leakage monitoring system has become an urgent problem for petrochemical enterprises.
我国管道大都没有安装泄漏监测装置，主要靠人工巡视，这对管道的安全运行十分不利。部分管道采用如声学探测、气体探测、压力监测的方法进行泄漏监测，以上方法都不适合于丙烯管道等管道的泄漏监测应用，也很难达到泄漏初期探测出准确定位的需求。Most of my country's pipelines are not equipped with leakage monitoring devices, mainly relying on manual inspection, which is very unfavorable to the safe operation of pipelines. Some pipelines use methods such as acoustic detection, gas detection, and pressure monitoring for leakage monitoring. None of the above methods is suitable for the leakage monitoring application of pipelines such as propylene pipelines, and it is difficult to meet the requirements for accurate location of early detection of leakage.
发明内容Contents of the invention
为了解决上述现有技术中存在的不足，本实用新型提供一种基于分布式测温光纤的管道泄漏监测装置，既能对管道的安全隐患部位进行重点监测，又能够准确探测定位管道泄漏初期的泄漏位置。In order to solve the above-mentioned deficiencies in the prior art, the utility model provides a pipeline leakage monitoring device based on distributed temperature measuring optical fiber, which can not only monitor the hidden danger parts of the pipeline, but also accurately detect and locate the early stage of pipeline leakage. leak location.
为实现上述发明目的，本实用新型提供的技术方案如下：In order to realize the above-mentioned purpose of the invention, the technical scheme provided by the utility model is as follows:
一种基于分布式测温光纤的管道泄漏监测装置，所述管道之间通过焊接的方式连接，该监测装置包括测温光纤主机、测温定位光纤和重点测温光纤，所述测温光纤主机为双通道的分布式测温主机，所述测温光纤主机的其中一个通道与测温定位光纤连接，所述测温光纤主机的另一个通道与重点测温光纤连接，测温定位光纤沿直线敷设在管道外壁的一侧，重点测温光纤敷设在管道外壁的另一侧且在管道的焊缝位置作缠绕敷设。A pipeline leakage monitoring device based on distributed temperature-measuring optical fibers. The pipelines are connected by welding. The monitoring device includes a temperature-measuring optical fiber host, a temperature-measuring positioning optical fiber, and a key temperature-measuring optical fiber. The temperature-measuring optical fiber host It is a dual-channel distributed temperature measurement host, one of the channels of the temperature measurement optical fiber host is connected to the temperature measurement and positioning optical fiber, the other channel of the temperature measurement optical fiber host is connected to the key temperature measurement optical fiber, and the temperature measurement and positioning optical fiber is along a straight line It is laid on one side of the outer wall of the pipeline, and the key temperature-measuring optical fiber is laid on the other side of the outer wall of the pipeline and is wound and laid at the weld position of the pipeline.
在上述的本实用新型一种基于分布式测温光纤的管道泄漏监测装置中，所述管道的外侧设有保护层。In the pipeline leakage monitoring device based on the distributed temperature measuring optical fiber of the utility model described above, the outer side of the pipeline is provided with a protective layer.
在上述的本实用新型一种基于分布式测温光纤的管道泄漏监测装置中，所述的测温定位光纤和重点测温光纤均设在保护层内。In the pipeline leakage monitoring device based on distributed temperature-measuring optical fibers of the utility model described above, the temperature-measuring and positioning optical fibers and key temperature-measuring optical fibers are both arranged in the protective layer.
在上述的本实用新型一种基于分布式测温光纤的管道泄漏监测装置中，所述管道为丙烯管道。In the above-mentioned pipeline leakage monitoring device based on distributed temperature measuring optical fiber of the present invention, the pipeline is a propylene pipeline.
在上述的本实用新型一种基于分布式测温光纤的管道泄漏监测装置中，所述管道的内径为150mm。In the above-mentioned pipe leakage monitoring device based on the distributed temperature measuring optical fiber of the present invention, the inner diameter of the pipe is 150 mm.
在上述的本实用新型一种基于分布式测温光纤的管道泄漏监测装置中，所述的重点测温光纤在焊缝位置的缠绕敷设长度为3m。In the above-mentioned pipeline leakage monitoring device based on distributed temperature-measuring optical fibers of the present invention, the length of winding and laying of the key temperature-measuring optical fibers at the welding seam is 3m.
基于上述技术方案，相比于现有技术本实用新型具有以下优点：Based on the above technical scheme, compared with the prior art, the utility model has the following advantages:
一、本实用新型的测温定位光纤沿直线敷设在管道外壁的一侧，对全线管道的温度进行监测，同时起到精确定位的作用；1. The temperature measurement and positioning optical fiber of the utility model is laid on one side of the outer wall of the pipeline along a straight line to monitor the temperature of the entire pipeline and play the role of precise positioning at the same time;
二、本实用新型的重点测温光纤敷设在管道外壁的另一侧且在管道的焊缝位置作缠绕敷设，能够对容易出现沙眼、敷设穿孔等情况的焊缝位置重点监测；2. The key temperature-measuring optical fiber of the utility model is laid on the other side of the outer wall of the pipeline and is wound and laid at the weld position of the pipeline, which can focus on monitoring the weld position prone to trachoma and laying perforation;
三、本实用新型的整体结构简单，使用方便，同时其保护层的设计使得耐用性得到了提升。3. The overall structure of the utility model is simple and easy to use, and at the same time, the design of the protective layer improves the durability.
附图说明Description of drawings
图1是本实用新型的结构示意图。Fig. 1 is a structural representation of the utility model.
图2是本实用新型中管道横截面的结构示意图。Fig. 2 is a structural schematic diagram of the cross-section of the pipeline in the utility model.
其中，1—丙烯管道 2—测温定位光纤 3—测温光纤主机 4—保护层 5—重点测温光纤。Among them, 1—propylene pipe, 2—temperature measuring and positioning optical fiber, 3—temperature measuring optical fiber host, 4—protective layer, 5—key temperature measuring optical fiber.
具体实施方式detailed description
下面结合附图和具体的实施例来对本实用新型一种基于分布式测温光纤的管道泄漏监测装置做进一步的详细阐述，以求更为清楚明了地理解其结构类型和使用方式，但不能以此来限制本实用新型专利的保护范围。A pipe leakage monitoring device based on distributed temperature measuring optical fiber of the present invention will be further elaborated below in conjunction with the accompanying drawings and specific embodiments, in order to understand its structure type and usage method more clearly, but it cannot be based on This limits the protection scope of the utility model patent.
如图1和图2所示，一种基于分布式测温光纤的管道泄漏监测装置，所述管道之间通过焊接的方式连接，所述管道为丙烯管道1，该管道不仅限于丙烯管道1，还可以应用于输送其他材料的管道。这里的管道泄漏检测装置结构组成上主要包括有测温光纤主机3、测温定位光纤2和重点测温光纤5，所述丙烯管道1的内径为150mm，所述丙烯管道1的外侧设有保护层4。As shown in Figures 1 and 2, a pipeline leakage monitoring device based on distributed temperature measuring optical fibers, the pipelines are connected by welding, the pipeline is a propylene pipeline 1, and the pipeline is not limited to the propylene pipeline 1, It can also be applied to pipelines conveying other materials. The structure of the pipeline leakage detection device here mainly includes a temperature measurement optical fiber host 3, a temperature measurement positioning optical fiber 2 and a key temperature measurement optical fiber 5. The inner diameter of the propylene pipeline 1 is 150mm, and the outer side of the propylene pipeline 1 is provided with protection Layer 4.
所述测温光纤主机3为双通道的分布式测温主机，所述测温光纤主机3的其中一个通道与测温定位光纤2连接，所述测温光纤主机3的另一个通道与重点测温光纤5连接，所述测温光纤主机3在接收到测温定位光纤2和重点测温光纤5的探测信号后，在所述测温光纤主机3上显示测温结果及泄漏点位置。The temperature measurement fiber host 3 is a dual-channel distributed temperature measurement host, one of the channels of the temperature measurement fiber host 3 is connected to the temperature measurement and positioning fiber 2, and the other channel of the temperature measurement fiber host 3 is connected to the key measurement The temperature measurement fiber host 3 is connected to the temperature measurement fiber host 3 after receiving the detection signals from the temperature measurement positioning fiber 2 and the key temperature measurement fiber 5, and displays the temperature measurement result and the location of the leak point on the temperature measurement fiber host 3.
所述的测温定位光纤2和重点测温光纤5均设在保护层4内，测温定位光纤2沿直线敷设在丙烯管道1外壁的一侧，对丙烯管道1全线温度进行监测，同时起到精确定位的作用。The temperature measuring and positioning optical fiber 2 and the key temperature measuring optical fiber 5 are all arranged in the protective layer 4, and the temperature measuring and positioning optical fiber 2 is laid on one side of the outer wall of the acrylic pipeline 1 along a straight line to monitor the temperature of the whole line of the acrylic pipeline 1. to precise positioning.
重点测温光纤5敷设在丙烯管道1外壁的另一侧且在丙烯管道1的焊缝位置作缠绕敷设，缠绕敷设长度为三米，能够对容易出现沙眼、敷设穿孔等情况的焊缝位置重点监测。The key temperature measuring optical fiber 5 is laid on the other side of the outer wall of the propylene pipeline 1 and is wound and laid at the weld position of the propylene pipeline 1. The length of the winding and laying is three meters, which can focus on the welding seam position prone to trachoma and laying perforation monitor.
毫无疑问，本实用新型一种基于分布式测温光纤的管道泄漏监测装置除了上述实施例中讲述的类型和方式以外，还包括其他类似的结构组成方式和固定连接方式。总而言之，本实用新型还包括其他对于本领域技术人员显而易见的变换和替代。Undoubtedly, in addition to the types and methods described in the above-mentioned embodiments, a pipeline leakage monitoring device based on distributed temperature measuring optical fibers of the present invention also includes other similar structural composition methods and fixed connection methods. In a word, the utility model also includes other transformations and substitutions obvious to those skilled in the art.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620918577.5U CN206055211U (en) | 2016-08-23 | 2016-08-23 | A kind of pipeline leakage monitor based on distributed temperature measuring optical fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620918577.5U CN206055211U (en) | 2016-08-23 | 2016-08-23 | A kind of pipeline leakage monitor based on distributed temperature measuring optical fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206055211U true CN206055211U (en) | 2017-03-29 |
Family
ID=58384857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620918577.5U Expired - Fee Related CN206055211U (en) | 2016-08-23 | 2016-08-23 | A kind of pipeline leakage monitor based on distributed temperature measuring optical fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206055211U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951762A (en) * | 2018-07-17 | 2018-12-07 | 中国人民解放军陆军工程大学 | A method for anti-leakage of municipal tap water supply pipelines |
| CN110657347A (en) * | 2019-10-11 | 2020-01-07 | 云南电网有限责任公司电力科学研究院 | Hydrogen conveying pipeline |
| CN112728424A (en) * | 2020-12-31 | 2021-04-30 | 湖北工业大学 | Pipeline leakage monitoring system and monitoring method based on spiral wound optical fiber |
| CN113567051A (en) * | 2021-07-22 | 2021-10-29 | 中国核动力研究设计院 | On-line weld joint monitoring system and method based on optical fiber temperature measurement technology |
| CN113669637A (en) * | 2021-07-15 | 2021-11-19 | 安徽复盛信息科技有限公司 | Drainage pipeline monitoring system capable of realizing leakage point positioning based on distributed optical fiber |
-
2016
- 2016-08-23 CN CN201620918577.5U patent/CN206055211U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951762A (en) * | 2018-07-17 | 2018-12-07 | 中国人民解放军陆军工程大学 | A method for anti-leakage of municipal tap water supply pipelines |
| CN110657347A (en) * | 2019-10-11 | 2020-01-07 | 云南电网有限责任公司电力科学研究院 | Hydrogen conveying pipeline |
| CN112728424A (en) * | 2020-12-31 | 2021-04-30 | 湖北工业大学 | Pipeline leakage monitoring system and monitoring method based on spiral wound optical fiber |
| CN113669637A (en) * | 2021-07-15 | 2021-11-19 | 安徽复盛信息科技有限公司 | Drainage pipeline monitoring system capable of realizing leakage point positioning based on distributed optical fiber |
| CN113567051A (en) * | 2021-07-22 | 2021-10-29 | 中国核动力研究设计院 | On-line weld joint monitoring system and method based on optical fiber temperature measurement technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206055211U (en) | A kind of pipeline leakage monitor based on distributed temperature measuring optical fiber | |
| CN109140250B (en) | Gas-liquid transport pipeline leakage point on-line monitoring system based on distributed optical fiber sensing | |
| CN101762633B (en) | A rapid detection method for pipeline body defects | |
| CN103629534B (en) | Oil pipeline leakage detection and positioning method based on comprehensive signals | |
| CN105022131B (en) | Sensing optical cable for monitoring leakage of long-distance tunnel/pipeline | |
| CN104197205A (en) | Pipe network blocking detecting device | |
| CN203686596U (en) | Distributed fiber sensor petroleum pipeline leakage detection device based on smart layer | |
| CN104100842A (en) | Pipeline monitoring device and system based on distributed fiber sensors and acoustic wave | |
| CN104776808A (en) | Fiber grating sensor for monitoring the strain of the outer wall of high-temperature pressure pipeline online | |
| CN109443425B (en) | Long-distance heat-preservation conveying pipeline deformation and leakage monitoring system | |
| CN203744938U (en) | Fiber grating sensor for on-line strain monitoring on high temperature pressure pipeline outer wall | |
| CN105627943B (en) | A safety monitoring device and monitoring method for a distributed structure of a sea pipeline with a vibration suppression function | |
| CN103629536A (en) | Device and method for monitoring natural gas pipeline leakage | |
| CN201748890U (en) | Inner diameter measurement check tool of rubber tube | |
| CN103776853B (en) | A kind of reference block detecting the lack of penetration degree of depth of small diameter tube weld bond | |
| CN103727395B (en) | A kind of simulation system of carrying out analog detection that pipeline internal medium is leaked | |
| CN212721525U (en) | A deformation and leakage monitoring system for long-distance thermal insulation conveying pipelines | |
| CN103615289A (en) | Mine gas bundle pipeline monitoring system | |
| CN203757380U (en) | Pipeline leakage detection system based on optical fiber technology | |
| CN206696483U (en) | thermal recovery steam injection well distributed temperature measuring optical cable | |
| Zeng et al. | Application of non-contact magnetic corresponding on the detection for natural gas pipeline | |
| CN204989566U (en) | Sensing optical cable for monitoring leakage of long-distance tunnel/pipeline | |
| CN206132296U (en) | Teletransmission flange differential pressure transmitter | |
| CN203385700U (en) | Portable type ultrasonic guided-wave detection test block for axial defects | |
| CN108286657A (en) | Auscultation ball-type fuel gas pipeline leakage detection device and detection method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226017 No. 1 Shengnan Road, Nantong Economic and Technological Development Zone, Jiangsu Province Co-patentee after: Shanghai Bohui Technology Co.,Ltd. Patentee after: SINOCHEM NANTONG TERMINAL Co.,Ltd. Address before: 226017 No. 1 Shengnan Road, Nantong Economic and Technological Development Zone, Jiangsu Province Co-patentee before: SHANGHAI BANDWEAVER TECHNOLOGY Co.,Ltd. Patentee before: SINOCHEM NANTONG TERMINAL Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 |