File Name: flow assurance solids in oil and gas production .zip
Jetzt bewerten Jetzt bewerten. The precipitation and deposition of solids are a major challenge in the production of oil and gas. Flow assurance solids are formed because of unavoidable changes in temperature, pressure and composition of the oil-gas-water flowstream, from reservoir conditions to processing conditions. The advent of subsea production and the increased exploitation of heavy crudes have made flow assurance issues dominant in ensuring efficient and safe exploitation of hydrocarbon assets. Five troublesome flow assurance solids are described in the book: asphaltene, paraffin wax, natural gas hydrate, naphthenate …mehr. DE Als Download kaufen.
Forsdyke, I. Future oil and gas discoveries will be, increasingly, produced through multiphase flowlines from remote satellite facilities in deepwater environments. Much of the technology needed to design and install these facilities exists. However, our current inability to reliably predict and control the behaviour of the fluids could result in plugged lines and premature abandonments. This has lead to the high levels of conservatism seen in current designs and could ultimately result in some field deferral. Through unprecedented industry co-operation in areas such as wax and hydrates, significant progress has been made in both their prediction and control. To meet future challenges we will need to develop new predictive tools and different ways of working.
Flow assurance is a multidisciplinary process designed to prevent pipe blockage and help ensure uninterrupted and maximized productivity in oil and gas streams. The studies involve sampling, specialized lab testing, and production and facilities engineering. Specific services include hydrate testing to determine the temperature and pressure conditions of hydrate formations in reservoir fluids, testing to evaluate the effectiveness of chemical inhibitors, and reservoir flow testing to detect and characterize precipitated solids that inhibit flow, such as waxes and asphaltenes. We use a mercury-free sapphire cell to study hydrate formations at pressures to 3, psi [21 MPa] and the visual PVT cell at pressures to 15, psi [ MPa]. We can measure hydrate formation conditions in fluids containing natural gas; CO2; H2S; gas condensate; or conventional oil in the presence of water, synthetically prepared brines, or formation water or brine.
Robertson, C. The impact of the program on the facility design is described and program results are compared to operating experience. The analytical program consisted of the following groups of tests:. View Large. The flow assurance test results had several positive impacts on facility and infrastructure design.
Representative fluid samples are essential to achieving high quality PVT and flow assurance lab analyses. This is especially important when downhole samples are acquired in an oil base mud OBM environment. These high quality samples are also needed to better understand reservoir and fluid behavior throughout the field life.
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