Pump performance real-time monitoring and analyzing method and system

Abstract

The invention discloses a pump performance real-time monitoring analysis method and system, and the method comprises the steps: obtaining inlet and outlet pressure data of a pump, and calculating the lift of the pump based on the inlet and outlet pressure data; acquiring rotating speed based on the outlet pressure data, and acquiring performance data of the pump based on the inlet and outlet pressure data and the rotating speed; and regulating the running state of the pump based on the performance data. The system comprises an acquisition module used for acquiring inlet and outlet pressure data of a pump; the processor is used for calculating performance data of the pump based on the collected data; the performance monitoring module is used for monitoring the performance data and regulating and controlling the running state of the pump; and the display module is used for displaying the performance monitoring interface in real time. Various pump state information can be obtained only by utilizing the two pressure sensors located at the inlet and the outlet of the pump and combining numerical calculation, the monitoring system is greatly simplified, the equipment cost is saved, the pump state information is obtained through high-credibility numerical calculation, the pump operation state is regulated in real time, and efficient and stable operation of the pump is guaranteed.

Description

technical field [0001] The invention belongs to the field of pump performance monitoring and regulation, in particular to a method and system for real-time monitoring and analysis of pump performance. Background technique [0002] As a general machine, the pump plays a key role in various fields of production and life. In many application scenarios, it is the basic requirement for the pump to be able to run stably for a long time. Therefore, it is very important to know the operating status of the pump in real time and make appropriate adjustments. [0003] Existing pump performance monitoring and analysis systems are completed through a variety of sensors. Various sensors are expensive and complicated to install, and it is difficult to popularize and apply them due to cost factors. At the same time, due to the complex structure of the pump, it is not convenient to install sensors, and some performance information cannot be obtained through direct measurement. With the ra...

AI Technical Summary

Problems solved by technology

Various sensors are expensive and complicated to install, making it difficult to popularize and apply due to cost factors

At the same time, due to the complex structure of the pump, it is not convenient to install sensors, and some performance information cannot be obtained through direct measurement

With the rapid development of computational fluid dynamics (CFD), the numerical calculation accuracy of pump performance and internal flow state is getting higher and higher, which has become an indispensable part of the pump design and development process, but it is rarely involved in the field of performance monitoring.

Images