Large-Diameter Petroleum Measurement Tube With Multi-Energy Photon Sources
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Solution Overview
Problem
The use of controlled radioactive sources with high energy and activity for phase fraction measurement in large-diameter petroleum pipelines is costly and poses radiation hazards, necessitating the development of a safer, high-precision measurement method using exemption-level photon quantum sources.
Innovation Solution
A device and method utilizing a measurement tube with photon quantum sources emitting multiple kinds of photon quanta and sensors to detect these quanta, allowing for accurate phase fraction measurement of petroleum by determining attenuation intensities of different energy photon quanta.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If controlled radioactive sources with high energy and activity are used for phase fraction measurement in large-diameter pipelines, then measurement precision is improved, but management costs increase and radiation hazards occur
Solution Approach 1:
The patent replaces expensive, long-lived radioactive sources with short-lived photon quantum sources that can be safely used and discarded after a short period, eliminating radiation hazards while maintaining measurement precision in large-diameter pipelines
Solution Approach 2:
The patent changes the energy parameter of the photon source from high-energy radioactive gamma rays to lower-energy photon quanta that can still penetrate large-diameter pipelines but pose no radiation hazard, achieving both safety and measurement accuracy
2Measurement precision
If controlled radioactive sources with high energy and activity are used for phase fraction measurement in large-diameter pipelines, then measurement precision is improved, but management costs increase
Solution Approach 1:
The patent replaces expensive controlled radioactive sources requiring complex licensing, transportation, and disposal procedures with inexpensive, short-lived photon quantum sources that eliminate bureaucratic management overhead while maintaining measurement capability
Solution Approach 2:
The patent extracts the measurement function from the radioactive source concept and implements it using photon quantum sources, separating the useful measurement capability from the harmful and costly radioactive material management requirements
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables high-precision phase fraction measurement of petroleum without the need for high-energy radioactive sources, reducing management costs and radiation risks while maintaining measurement accuracy.
Implementation Method 1
each of the photon quantum sources is capable of emitting multiple kinds of photon quanta, the multiple kinds of photon quanta have different energies
Implementation Method 2
an outer wall of the measurement tube is provided with photon quantum sensors for the respective photon quantum sources, for detecting the multiple kinds of photon quanta emitted by corresponding photon quantum sources
Implementation Method 3
phase fraction measurement is performed on the crude oil in the pipeline according to attenuation characteristics of the gamma rays
Data Source
AI summary
A method for measuring petroleum in a large diameter, an electronic device and a measuring system are provided. The device for measuring in a large diameter includes: a measurement tube; and a mounting bracket located inside the measurement tube, wherein the mounting bracket is provided with a plurality of photon quantum sources, each photon quantum source is capable of emitting multiple kinds of photon quanta with different energies, and a gap for a to-be-measured petroleum to flow through is reserved between each photon quantum source and an inner wall of the measurement tube; and an outer wall of the measurement tube is correspondingly provided with a photon quantum sensor for each photon quantum source, for detecting multiple kinds of photon quanta emitted by corresponding photon quantum source.