The accurate measurement of liquid/gas flow rate in the oil and gas industry is significantly important. There are several types of flow meters used for this purpose. Selecting the most appropriate flow meter is sometimes a bewildering task.
The aim of this work is to study different types of flow meters used in the oil and gas industry and to create an overview of selection criteria based on several factors such as the flow meter principle, pipe size, conductivity, meter position, fluid type and accuracy, among others.
Table of Contents
I. INTRODUCTION
II. FLOW METER TYPES
III. METERS ADVANTAGES AND DISADVANTAGES
IV. SELECTION CRITERIA
CONCLUSION
REFERENCES
Research Objectives and Themes
The primary objective of this paper is to analyze various types of flow meters utilized within the oil and gas industry to establish a comprehensive selection criterion that assists engineers in identifying the most suitable device for specific operational requirements.
- Classification of industrial flow meter technologies
- Evaluation of fluid characteristics, such as viscosity and velocity profiles
- Comparative analysis of meter advantages and operational limitations
- Development of selection criteria based on application-specific factors
- Technical decision-making support for instrumentation and control
Excerpt from the Book
I. INTRODUCTION
Industrial flow measurements include measuring of flow rate of liquids and gases. There are two basic ways of measuring flow, volumetrically or by mass. Volumetric flow is expressed in volume units (barrel/day, gallon/hour, liters/minute, etc.) whereas mass flow is expressed in mass units (Tonnes/hour, Kg/minute, etc.) [1].
Flow meters are devices used to measure the rate of flow of fluid and gas. These devices are generally classified into four groups (i.e. differential pressure flow meters, electronic flow meters, mass flow meters and mechanical flow meters) [1].
Characteristics of each flow meter type make it special for a particular application. One of the most important fluid characteristics affecting flow measurement is the shape of the velocity profile in the direction of flow. Flow measurement is also affected by Viscosity which is a measure of a fluid’s internal friction. The more “viscous” a fluid is the “thicker” it is when stirred. Clean water is an example of a low-viscosity liquid, while honey at room temperature is an example of a high-viscosity liquid [2].
Summary of Chapters
I. INTRODUCTION: This chapter defines the fundamental concepts of flow measurement, distinguishing between volumetric and mass flow, and highlights key fluid properties that influence measurement performance.
II. FLOW METER TYPES: This section identifies and lists ten specific flow meter technologies that are analyzed for their utility in industrial applications.
III. METERS ADVANTAGES AND DISADVANTAGES: This chapter provides a comparative overview of the technical pros and cons associated with various flow meter designs.
IV. SELECTION CRITERIA: This chapter presents a structured framework for choosing an appropriate flow meter by correlating meter types with diverse operational factors.
CONCLUSION: This section summarizes the practical application of the research, noting that while the study simplifies the selection process, consultation with manufacturers remains essential.
REFERENCES: This section provides a list of academic and technical sources used to compile the information regarding flow instrumentation.
Keywords
Flow meter, oil and gas industry, selection criteria, volumetric flow, mass flow, viscosity, velocity profile, instrumentation, orifice plate, venturi tube, coriolis, turbine, ultrasonic, flow measurement, process control
Frequently Asked Questions
What is the primary focus of this paper?
The paper focuses on the identification and comparative analysis of different flow meter technologies specifically for the oil and gas industry.
What are the central thematic areas?
The central themes include the classification of flow meter principles, the impact of fluid properties like viscosity on measurement, and the technical comparison of meter advantages and limitations.
What is the core research objective?
The objective is to create a structured selection criterion that helps instrumentation and control engineers select the most appropriate flow meter based on specific industrial application requirements.
Which scientific approach is utilized?
The study employs a comparative analysis approach, gathering technical data on various meter types and consolidating them into tables to facilitate a criteria-based decision-making process.
What does the main body of the paper cover?
The main body covers the classification of meters, an evaluation of their operational advantages and disadvantages, and a criteria table for choosing meters based on variables like pipe size, fluid type, and temperature.
Which keywords characterize this work?
Key terms include flow measurement, selection criteria, differential pressure, viscosity, and specific meter types like Coriolis, Ultrasonic, and Turbine.
How does fluid viscosity affect the choice of a flow meter?
Viscosity, which measures internal friction, is a critical variable; some meters, such as the V-cone or Vortex, are not suitable for high-viscosity fluids, whereas others are designed to be independent of such variations.
Why is there not a single "best" flow meter for all applications?
Because flow meters are influenced by complex, application-specific data—such as pressure, temperature, conductivity, and pipe conditions—different meters offer unique trade-offs that make them better suited for some tasks than others.
- Quote paper
- Omar Said (Author), 2017, Oil and Gas Flow Meters Selection Criteria, Munich, GRIN Verlag, https://www.grin.com/document/366484
