Online diagnosis system and method of natural gas turbine flowmeter

Abstract

The invention provides an online diagnosis system of a natural gas turbine flowmeter. The system comprises a turbine flowmeter, a flow computer, a detection tool of the turbine flowmeter and a detection computer; the turbine flowmeter is connected with the flow computer and the detection tool of the turbine flowmeter separately, and the detection tool of the turbine flowmeter is connected with the detection computer; the detection tool of the turbine flowmeter comprises a communication module, a UPS module, a pulse collection unit, a signal amplification unit and a high-precision time measurement module, wherein the pulse collection unit, the signal amplification unit and the high-precision time measurement module are electrically connected in sequence; the communication module, the pulse collection unit, the signal amplification unit and the high-precision time measurement module are electrically connected with the UPS module respectively. According to the online diagnosis system of the natural gas turbine flowmeter, it is unnecessary to dismount the flowmeter from a metering facility, and the system has the advantages that carrying is convenient, the cost is reduced and the precision is improved.

Description

technical field [0001] The invention belongs to the technical field of flow meters, and in particular relates to an online diagnosis system and method for a natural gas turbine flow meter. Background technique [0002] In modern industry, measurement plays an indispensable role, and flow measurement is one of the components of measurement science and technology, which is closely related to the growing national economy, national defense construction, and scientific research. Simply put, a flow meter is an instrument used to measure the flow of fluid in a pipeline or open channel. Among the many types of flowmeters, there is a turbine flowmeter, which is a new type of intelligent instrument integrating turbine flow sensor and display integration developed by advanced ultra-low power consumption single-chip microcomputer technology. It has compact structure, intuitive and clear readings, It has obvious advantages such as high reliability, no interference from external power su...

AI Technical Summary

Problems solved by technology

[0006] The object of the present invention is to provide a natural gas turbine flowmeter online diagnosis system and its method to solve the problems of narrow data collection dimension, incomplete analysis, low efficiency, low accuracy and insufficient portability in the prior art

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