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Spatial arrangement method of pipe network pipe explosion monitoring network

A monitoring network and space layout technology, which is applied in the pipeline system, mechanical equipment, gas/liquid distribution and storage, etc., can solve the problems of low efficiency, slow pipe burst response, and failure to reflect the situation in time, and achieve the effect of optimizing the monitoring network

Active Publication Date: 2017-09-08
ZHEJIANG UNIV
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Problems solved by technology

At present, the explosion pipe is mainly found by the on-site personnel, and then fed back to the operating enterprise through hotline or other methods. This method is very inefficient and cannot reflect the situation in time. Therefore, the deployment of online monitoring equipment such as pressure gauges and flow meters is a solution to the slow response of pipe explosions. an important means of

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  • Spatial arrangement method of pipe network pipe explosion monitoring network
  • Spatial arrangement method of pipe network pipe explosion monitoring network
  • Spatial arrangement method of pipe network pipe explosion monitoring network

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Embodiment Construction

[0031] In order to more clearly illustrate the technical solution implemented by the present invention, the accompanying drawings used in the implementation process will be briefly described below.

[0032] A spatial layout method of a pipe network explosion monitoring network, such as figure 1 shown, including the following steps:

[0033] Step (1): deploy several pressure sensors and flow sensors in the urban water supply network to be monitored, and collect pressure and flow data in the network;

[0034] The pressure sensor used for monitoring should have a certain representativeness in space. Generally, it is arranged on the pipeline larger than DN300, and in special cases, it can be arranged on the pipeline of DN200; Less than 2, one of which is at the end of the pipe network, and one is in the middle of the water source to the end point;

[0035] The measurement data collected by pressure and flow monitoring instruments for more than one month must be consistent, and t...

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Abstract

The invention discloses a spatial arrangement method of a pipe network pipe explosion monitoring network. The spatial arrangement method comprises the steps that basic data collection and analysis are conducted, specifically, a plurality of pressure and flow monitoring devices are arranged in a pipe network, and the fluctuation degree of the pressure and the flow in the pipe network is analyzed through data extraction; pipe explosion analysis is conducted, specifically, a hydraulic model is built, the impacting degree of pipe explosion on the pipe network is analyzed, and whether pipe explosion impacting exceeds the normal fluctuation amplitude of the pipe network is judged; and monitoring network optimization is conducted, specifically, the explosive leakage quantity is monitored as much as possible to build the monitoring network optimization function to conduct spatial optimization, the number of monitoring points is gradually increased to enable the pipe explosion monitoring coverage rate to be increased by the amount less than a certain amount and then stop. According to the spatial arrangement method of the pipe network pipe explosion monitoring network, the complete arrangement method of the pipe explosion monitoring network is built, through analysis of natural fluctuation of a pipe network, it is ensured that with pipe explosion impacting being captured by the monitoring network as the goal, spatial arrangement and number control of the monitoring network are reasonably conducted, and pipe network pipe explosion emergency early warning can be economically, reasonably and efficiently provided.

Description

technical field [0001] The invention relates to the field of safety monitoring of urban water supply pipe networks, in particular to a spatial layout method of a pipe burst monitoring sensor network of the urban water supply pipe network. Background technique [0002] The urban water supply pipe network is the lifeline project of the city, and the burst of the main pipe in the city often brings extremely serious consequences. With the advancement of pipe network informatization and smart water affairs, real-time online monitoring of pipe burst accidents is an important part of the safety guarantee of water supply companies, and it has also received more and more attention. At present, the explosion pipe is mainly found by the on-site personnel, and then fed back to the operating enterprise through hotline or other methods. This method is very inefficient and cannot reflect the situation in time. Therefore, the deployment of online monitoring equipment such as pressure gauges...

Claims

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Application Information

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IPC IPC(8): F17D5/02
CPCF17D5/02
Inventor 程伟平
Owner ZHEJIANG UNIV
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