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  • Technical papers
    SPE-205461-MS – Downhole Monitoring of Fractures in a Waterflood Development – Part 1
  • Technical papers
    SPE-205461-MS-Downhole Monitoring of Fractures in a Waterflood Development – Part 1
  • Decarbonise with diagnostics

    Decarbonise with diagnosticsDecarbonise with diagnostics Overview Decarbonise video Greenhouse gas emissions How can TGT help? Applications Go to section OverviewDecarbonise videoGreenhouse gas emissionsHow can TGT help?Applications Home Search Results Global warming, climate change, and hydrocarbons Today, global warming is an existential crisis facing our planet and all of its inhabitants. Climate science tells us that if global average temperatures rise more than 1.5°C above pre-industrial levels, the impact could become catastrophic and irreversible.   In the oil and gas industry, we are all aware of the very real impact the climate crisis is having on society and the planet. Whilst we provide energy for the world to prosper, the way most of this energy is produced as well as consumed, is ultimately leading to climate change.   Whilst we continue to develop clean energy solutions, the reality is that ~56% of the global energy mix continues to come from hydrocarbons, and it will take years, if not decades, before the balance shifts to cleaner sources. Global warming, climate change, with diagnostics Today, global warming is an existential crisis facing our planet and all of its inhabitants. Climate science tells us that if global average temperatures rise more than 1.5°C above pre-industrial levels, the impact could become catastrophic and irreversible.   In the oil and gas industry, we are all aware of the very real impact the climate crisis is having on society and the planet. Whilst we provide energy for the world to prosper, the way most of this energy is produced as well as consumed, is ultimately leading to climate change.   Whilst we continue to develop clean energy solutions, the reality is that ~56% of the global energy mix continues to come from hydrocarbons, and it will take years, if not decades, before the balance shifts to cleaner sources. Watch our video to find out moreGreenhouse gas emissions in GtCO2e Every barrel of oil or gas equivalent has a carbon overhead because of the energy consumed to produce it, the flaring of gas, and the leakage or venting of methane from well infrastructure. In 2019, upstream activities released ~2.9 GtCO2e, or ~6% of the total annual greenhouse gases produced by human activity.   As suppliers of energy to society, our industry has a vital role to play in taking action today to achieve a low-carbon future.   TGT is at the forefront of this with our diagnostics-led sustainability framework. With this, our role is to help oil and gas producers deliver energy through the transition, but with significantly lower environmental impact. Every barrel of oil or gas equivalent has a carbon overhead because of the energy consumed to produce it, the flaring of gas, and the leakage or venting of methane from well infrastructure. In 2019, upstream activities released ~2.9 GtCO2e, or ~6% of the total annual greenhouse gases produced by human activity.   As suppliers of energy to society, our industry has a vital role to play in taking action today to achieve a low-carbon future.   TGT is at the forefront of this with our diagnostics-led sustainability framework. With this, our role is to help oil and gas producers deliver energy through the transition, but with significantly lower environmental impact. How can TGT help you reduce your carbon footprint? TGT is a different kind of company. Our unique technology and fresher thinking take us beyond the traditional restrictions of the wellbore, seeing more, seeing further. We create powerful diagnostics that help you to keep wells safe, clean and productive.   Our diagnostics help operators and regulators achieve their NetZero targets by revealing inefficiencies in energy-intensive operations and locating sources of greenhouse gas. Equipped with the right information, our customers can take evasive action to improve energy efficiency, decarbonise operations and reduce environmental impact. We’re out of time. Not options.We’re out of time. Not options.Applications There are several areas where TGT can help you to reduce emissions and support your sustainability targets: Energy and resource efficiency Flaring Methane emissions Pollution Water management Carbon capture and storage Enabling cleaner energy

  • Decarbonise with diagnostics

    Decarbonise with diagnosticsDecarbonise with diagnostics Overview Decarbonise video Greenhouse gas emissions How can TGT help? Applications Go to section OverviewDecarbonise videoGreenhouse gas emissionsHow can TGT help?Applications Home Search Results Global warming, climate change, and hydrocarbons Today, global warming is an existential crisis facing our planet and all of its inhabitants. Climate science tells us that if global average temperatures rise more than 1.5°C above pre-industrial levels, the impact could become catastrophic and irreversible.   In the oil and gas industry, we are all aware of the very real impact the climate crisis is having on society and the planet. Whilst we provide energy for the world to prosper, the way most of this energy is produced as well as consumed, is ultimately leading to climate change.   Whilst we continue to develop clean energy solutions, the reality is that ~56% of the global energy mix continues to come from hydrocarbons, and it will take years, if not decades, before the balance shifts to cleaner sources. Global warming, climate change, with diagnostics Today, global warming is an existential crisis facing our planet and all of its inhabitants. Climate science tells us that if global average temperatures rise more than 1.5°C above pre-industrial levels, the impact could become catastrophic and irreversible.   In the oil and gas industry, we are all aware of the very real impact the climate crisis is having on society and the planet. Whilst we provide energy for the world to prosper, the way most of this energy is produced as well as consumed, is ultimately leading to climate change.   Whilst we continue to develop clean energy solutions, the reality is that ~56% of the global energy mix continues to come from hydrocarbons, and it will take years, if not decades, before the balance shifts to cleaner sources. Watch our video to find out moreGreenhouse gas emissions in GtCO2e Every barrel of oil or gas equivalent has a carbon overhead because of the energy consumed to produce it, the flaring of gas, and the leakage or venting of methane from well infrastructure. In 2019, upstream activities released ~2.9 GtCO2e, or ~6% of the total annual greenhouse gases produced by human activity.   As suppliers of energy to society, our industry has a vital role to play in taking action today to achieve a low-carbon future.   TGT is at the forefront of this with our diagnostics-led sustainability framework. With this, our role is to help oil and gas producers deliver energy through the transition, but with significantly lower environmental impact. Every barrel of oil or gas equivalent has a carbon overhead because of the energy consumed to produce it, the flaring of gas, and the leakage or venting of methane from well infrastructure. In 2019, upstream activities released ~2.9 GtCO2e, or ~6% of the total annual greenhouse gases produced by human activity.   As suppliers of energy to society, our industry has a vital role to play in taking action today to achieve a low-carbon future.   TGT is at the forefront of this with our diagnostics-led sustainability framework. With this, our role is to help oil and gas producers deliver energy through the transition, but with significantly lower environmental impact. How can TGT help you reduce your carbon footprint? TGT is a different kind of company. Our unique technology and fresher thinking take us beyond the traditional restrictions of the wellbore, seeing more, seeing further. We create powerful diagnostics that help you to keep wells safe, clean and productive.   Our diagnostics help operators and regulators achieve their NetZero targets by revealing inefficiencies in energy-intensive operations and locating sources of greenhouse gas. Equipped with the right information, our customers can take evasive action to improve energy efficiency, decarbonise operations and reduce environmental impact. We’re out of time. Not options.We’re out of time. Not options.Applications There are several areas where TGT can help you to reduce emissions and support your sustainability targets: Energy and resource efficiency Flaring Methane emissions Pollution Water management Carbon capture and storage Enabling cleaner energy

  • dot
    Case studies
    CS019 Fibre Flow

    Challenge In commingled injection schemes, it is essential to determine the distribution of injection rates among the different layers. This is traditionally achieved using conventional production logging surveys. Cost is also an issue, as operators have to cover the costs of the survey and the mobilisation of crew and equipment to the wellsite. In addition, conventional surveys have a small associated health, safety and environment risk because production logging tools have to be run inside the wellbore during active injection. Consequently, the industry is always seeking accurate and cost-effective injection profiling methods that reduce health, safety and environmental risks and utilise existing resources. Fibre Flow is commonly used to diagnose unexpected or undesirable well system behaviour, but it can also be used proactively to ensure the well system is working optimally. Solution Flow profiles can be determined by interpreting temperature data acquired from a permanently installed downhole fibre-optic cable but, until now, accuracy has been a limiting factor. This technique, referred to as distributed temperature sensing (DTS), is an effective alternative to conventional production logging methods. After initial installation, permanently installed DTS systems have no associated mobilisation costs and eliminate the risks of well interventions.   The well in this example is a vertical water injector in the Middle East. It was drilled and completed as a cased-hole perforated injector and had an optical fibre permanently installed on the outside of the casing. Water is injected into three sandstone layers, each with different permeabilities, that are interbedded with shale units. Petroleum Development Oman selected TGT’s Fibre Flow product to quantify the flow profiles in the well system through temperature modelling of DTS data. Fibre Flow is delivered by the True Flow diagnostic system using Cascade flow modelling technology. TGT’s Fibre Flow product revealed that most of the injected water entered the bottom zone (A3) and identified a downward crossflow from A1 and A2 into A3 under shut-in conditions. Result TGT’s Fibre Flow product delivered accurate, quantified injection rates for three different zones (A1, A2 and A3) in the subject well.  It also revealed the presence of downward wellbore crossflow under shut-in from zones A1 and A2 into A3. The crossflow was identified by studying the ‘warm-back’ effect in the DTS shut-in temperature as it shifted towards the average near-wellbore temperature. The Fibre Flow results were seen to be in good agreement with a conventional production logging survey that had previously been run in the well.   Fibre Flow has the potential to unlock the value of fibre-optic systems that are already installed in thousands of wells. Using existing built-in monitoring systems means the operator is maximising available resources and installation investment. Also, avoiding an intervention significantly reduces the carbon-footprint of the survey. In this case, Fibre Flow helped the operator to make better use of the fibre-optic systems already installed in the well and enabled it to assess important well performance criteria, including validating correct water injection.

  • Pulse

    Pioneering electromagnetics delivering highly accurate tube integrity diagnostics The miles of metal tubes that form the backbone of your well system are fundamental to its integrity. Tracking the condition and wall thickness of all tubes is essential to maintain a secure well.   The ‘electromagnetic signature’ of each tube contains information about the wall thickness, but extracting this accurately pushes the boundaries of electromagnetics, 3D modeling, and wellbore measurements to the furthest limits.   That’s exactly what we’ve managed to achieve with Pulse.   Pulse powers our True Integrity Tube products to accurately assess up to four concentric tubes from inside the wellbore. And unlike conventional systems, it works in all completion types, including dual string and corrosion resistant alloys. Pulse architectureProgrammes & methodsPulse is deployed using industry standard diagnostic programmes.Pulse is deployed using industry standard diagnostic programmes. Tools & measurementsUltra-fast sensor technology with rapid relaxation work with patented time domain measurements to deliver supreme accuracy in all completion materials, including specialised alloys with high chrome and/or nickle content. Multi-sensor tool design and proprietary ultra-fast coils optimise energy transfer with each tube, to deliver industry-leading accuracy in multi tube completions. Sensors designed and built in-house, incorporating tuned geometry and ‘fast coil cores’.Ultra-fast sensor technology with rapid relaxation work with patented time domain measurements to deliver supreme accuracy in all completion materials, including specialised alloys with high chrome and/or nickle content. Multi-sensor tool design and proprietary ultra-fast coils optimise energy transfer with each tube, to deliver industry-leading accuracy in multi tube completions. Sensors designed and built in-house, incorporating tuned geometry and ‘fast coil cores’. Processing & modelingOur model solves Maxwell equations which help transform raw data into accurate wall thickness measurements in all well geometries, including dual string completions, so you know your well’s condition from top to bottom.Our model solves Maxwell equations which help transform raw data into accurate wall thickness measurements in all well geometries, including dual string completions, so you know your well’s condition from top to bottom. Analysis & interpretationAnalysts leverage their deep experience in performing tube integrity analysis in thousands of wells globally. Maxim, our digital workspace, provides analysts with a host of Pulse Apps and versatile visual displays to facilitate detailed analysis and confident interpretation.Analysts leverage their deep experience in performing tube integrity analysis in thousands of wells globally. Maxim, our digital workspace, provides analysts with a host of Pulse Apps and versatile visual displays to facilitate detailed analysis and confident interpretation. ProductsOur products offer critical well diagnostics to address the full spectrum of well system flow and integrity challenges.Our products offer critical well diagnostics to address the full spectrum of well system flow and integrity challenges. Our approach We recognise that delivering accurate diagnostics requires not only the highest fidelity measurements, but also a system-based approach. It is important to have the best sensors and measurements, but it also important to use them in the right way and then to filter, process and model the data into tangible answers.   We pursue a diagnostic system approach where multiple platforms come together, bringing their own unique diagnostic capability to be used in the framework of the proven workflow.   Pulse is our electromagnetic platform, providing accurate barrier-by-barrier assessment of up to four concentric tubulars from a single through-tubing deployment.   Pulse platform is part of our True Integrity System and is used to evaluate the metal condition of tubulars throughout the well system. Pulse supports the diagnostic answers for the True Integrity Tube products Pedigree 10 years of pioneering scientific research, ingenuity and direct field experience in applying electromagnetic diagnostics to thousands of well systems globally. Five international patents for electromagnetic technology and methods. Extensive ‘multi-barrier’ research, testing and calibration facilities enable continuous advancement of electromagnetic diagnostics. Experts in high-performance, fast switching electronic circuit design and 3D numerical modeling. Designed and built entirely in-house at our Technology Centre. Pulse family Our Tube Integrity products rely on the Pulse, Indigo and Maxim platforms to deliver an accurate assessment of tube condition. Depending on the product and its application, we utlise a specific combination of Pulse sensors to achieve the desired diagnostic objective. Each sensor is designed to energise certain tubulars or ‘barriers’ and is arranged in the Pulse tool string used to survey the well.     We deploy a range of Pulse variants according to the number of barriers to be surveyed. Pulse1 is optimised to deliver ‘true wall thickness’ measurements of production tubing in eight sectors, with complete all-around sensing of tube wall condition. And for simultaneous assessment of multiple barriers, Pulse2, Pulse3 and Pulse4 are utilised for two, three and up to four barriers respectively. The multi barrier variants can be combined with Pulse1 for a more detailed assessment of the well completion. Resources Platform flyers(8) Hardware specifications(7) Case studies(36) Technical papers(128) Product flyers(22) More(50) System flyers(2) Intellectual property(48) White papers(0) ResourcesMediaWe strive for continuous advancement of electromagnetic diagnostics.Extensive ‘multi-barrier’ research, testing and calibration facilities.

  • True Integrity Tube Products
    Primary Tube Integrity

    Evaluate tube integrity of primary tubulars Production tubing and casing need to connect reservoirs to the surface safely and productively. Tracking the condition and wall thickness of primary tubulars is essential to maintaining a secure well.   Primary Tube Integrity provides the same accuracy advantages of Multi Tube, tailored for the production tubing or primary casing barrier.   Powered by our True Integrity system using the Pulse (electromagnetic) platform; Primary Tube Integrity delivers accurate wall thickness data – even if you have scale.   Primary Tube Integrity, if used routinely, can support your ongoing integrity management programme, or in a targeted fashion to investigate a specific integrity breach.   Our ability to reveal actual wall thickness and external defects makes it the ideal complement to conventional caliper type investigations. Challenges Evaluate and manage tube integrity of primary tubulars Routine or targeted surveillance of primary tubular condition Time-lapse barrier condition monitoring Identifying internal and external defects Assessing tube condition in the presence of scale Benefits Proactive integrity management mitigates risk and maintains safe and productive operations Track and validate tube condition over time and spot tube weakness before it fails Slickline deployment minimises disruption and cost Understand true wall thickness, behind scale Identify internal vs. external defects in primary tubes (when used with caliper) Complement and improve multi finger caliper surveillance Better remediation decisions, precisely targeted Resources Product flyers(22) Case studies(36) Product animations(21) Platform flyers(8) System flyers(2) More(183) Hardware specifications(7) Technical papers(128) Intellectual property(48) White papers(0) Resources Related Systems & Platforms True Integrity System Flow isn't workable without integrity. And system integrity depends on the collective integrity of the tubes, seals and barriers that make a well function. LEARN MORE Platforms Pulse Indigo Maxim MediaWell sketch shows a range of typical barrier condition and metal loss scenarios that Primary Tube Integrity can diagnose.Primary Tube Integrity gives you the clarity and insight needed to manage well system performance more effectively.Indicative logplot for Primary Tube Integrity. Oil producing well with suspected corrosion in multiple barriers. Primary barrier shows 136 metal loss zones with 36% metal loss. 19 corrosion intervals showing >20% metal loss, and 69 significant findings suspected to be mechanical defects.

  • Pulse

    Pioneering electromagnetics delivering highly accurate tube integrity diagnostics The miles of metal tubes that form the backbone of your well system are fundamental to its integrity. Tracking the condition and wall thickness of all tubes is essential to maintain a secure well.   The ‘electromagnetic signature’ of each tube contains information about the wall thickness, but extracting this accurately pushes the boundaries of electromagnetics, 3D modeling, and wellbore measurements to the furthest limits.   That’s exactly what we’ve managed to achieve with Pulse.   Pulse powers our True Integrity Tube products to accurately assess up to four concentric tubes from inside the wellbore. And unlike conventional systems, it works in all completion types, including dual string and corrosion resistant alloys. Pulse architectureProgrammes & methodsTools & measurementsProcessing & modelingAnalysis & interpretationProducts Our approach We recognise that delivering accurate diagnostics requires not only the highest fidelity measurements, but also a system-based approach. It is important to have the best sensors and measurements, but it also important to use them in the right way and then to filter, process and model the data into tangible answers.   We pursue a diagnostic system approach where multiple platforms come together, bringing their own unique diagnostic capability to be used in the framework of the proven workflow.   Pulse is our electromagnetic platform, providing accurate barrier-by-barrier assessment of up to four concentric tubulars from a single through-tubing deployment.   Pulse platform is part of our True Integrity System and is used to evaluate the metal condition of tubulars throughout the well system. Pulse supports the diagnostic answers for the True Integrity Tube products Pedigree 10 years of pioneering scientific research, ingenuity and direct field experience in applying electromagnetic diagnostics to thousands of well systems globally. Five international patents for electromagnetic technology and methods. Extensive ‘multi-barrier’ research, testing and calibration facilities enable continuous advancement of electromagnetic diagnostics. Experts in high-performance, fast switching electronic circuit design and 3D numerical modeling. Designed and built entirely in-house at our Technology Centre. Pulse family Our Tube Integrity products rely on the Pulse, Indigo and Maxim platforms to deliver an accurate assessment of tube condition. Depending on the product and its application, we utlise a specific combination of Pulse sensors to achieve the desired diagnostic objective. Each sensor is designed to energise certain tubulars or ‘barriers’ and is arranged in the Pulse tool string used to survey the well.     We deploy a range of Pulse variants according to the number of barriers to be surveyed. Pulse1 is optimised to deliver ‘true wall thickness’ measurements of production tubing in eight sectors, with complete all-around sensing of tube wall condition. And for simultaneous assessment of multiple barriers, Pulse2, Pulse3 and Pulse4 are utilised for two, three and up to four barriers respectively. The multi barrier variants can be combined with Pulse1 for a more detailed assessment of the well completion. Resources Platform flyers(8) Hardware specifications(7) Case studies(36) Technical papers(128) Product flyers(22) More(50) System flyers(2) Intellectual property(48) White papers(0) ResourcesMediaWe strive for continuous advancement of electromagnetic diagnostics.Extensive ‘multi-barrier’ research, testing and calibration facilities.