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Sewage pump station intelligent and efficient management system and control method thereof

A technology of intelligent management system and sewage pumping station, which is applied in the direction of pump control, liquid variable capacity machinery, machine/engine, etc. It can solve the problems of aggravated sewage discharge pressure, hidden dangers of equipment safety, and different distances from sewage treatment plants, etc., to avoid Overflow, reduce the effect of overload operation

Inactive Publication Date: 2019-10-25
JIANGSU UNIV
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Due to the differences in the distribution of sewage pumping stations, different terrains, different distances from sewage treatment plants, large numbers, and different degrees of oldness, the operation of sewage pumping stations is quite different, and efficient drainage cannot be achieved.
In addition, unpredictable precipitation, pipeline leakage and other factors intensify the pressure of sewage discharge, which is prone to overflow of storage tanks and overload operation of sewage pump units, resulting in environmental pollution and equipment safety hazards

Method used

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  • Sewage pump station intelligent and efficient management system and control method thereof
  • Sewage pump station intelligent and efficient management system and control method thereof
  • Sewage pump station intelligent and efficient management system and control method thereof

Examples

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Embodiment 1

[0025] Taking a sewage pumping station as an example, there are 4 sewage pumps installed (three uses and one standby), and the optimal working conditions are designed: Q=585m3 / h, H=7.4m, N=22kW, efficiency ≥71%; water pump Normal working range: Q=180~830m3 / h, H=5.9~12m, N=22kW, efficiency 32~80%. The most suitable liquid level of the reservoir is in the range of 0-4m. Currently, it is 10m. When the liquid level is higher than 12m, it starts to drain. The management staff generally open all pumps and valves to drain when the liquid level is higher than 10m. The following compares the smart and efficient management mode with the conventional mode.

[0026] Table 1 Efficient management mode

[0027]

[0028] Table 2 Conventional management mode

[0029]

[0030] Through comparison, it is found that the mode of the intelligent and efficient management system of the present invention only needs to open two pumps to complete the displacement of the three pumps in the conventional mode, a...

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Abstract

The invention belongs to the field of pump station management, and discloses a sewage pump station intelligent and efficient management system and a control method thereof. The management system comprises a computer, a pump parameter tester, a flow sensor, a pressure sensor, an electric parameter tester, a liquid level sensor, an electric valve and a frequency converter. According to the sewage pump station intelligent and efficient management system and the control method thereof, the real-time running condition of a pump station is obtained by monitoring the water discharge flow and pressure, the liquid level in a storage pond of the sewage pump station and the like, predictive information fed back by a sewage plant sewage pond management system, the electric parameters, the sewage pumpperformance and other parameters are combined, so that the starting number of the sewage pumps is controlled by taking the optimal running working conditions of the sewage pumps as a water discharge target to enable the flow, the pressure and the electric parameters to be within the optimal working condition range as far as possible, meanwhile, water discharge can be realized as soon as possible,moreover, the power consumption is relatively low, and the efficient and economic water discharge management is realized.

Description

Technical field [0001] The invention belongs to the field of pumping station management, and specifically relates to an intelligent and efficient management system for sewage pumping stations and a control method thereof. Background technique [0002] Sewage pumping station is one of the most common structures in municipal engineering and water conservancy engineering. With the country’s rapid development and attention to the environment, urban sewage treatment projects have gradually increased, and the scale of its supporting sewage pumping stations has also expanded accordingly. The sewage pumping station plays a huge role in the field of water supply and drainage and sewage treatment. [0003] Due to the different distribution of sewage pumping stations, different terrains, different distances from sewage treatment plants, large numbers, and different ages, the operation of sewage pumping stations is quite different, and efficient drainage cannot be achieved. . In addition, u...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F04B49/06
CPCF04B49/065
Inventor 魏洋洋施卫东周岭李伟马新华
Owner JIANGSU UNIV
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