SIST EN ISO 13503-4:2007 PDF

Name: SIST EN ISO 13503-4:2007 — Petroleum and natural gas industries - Completion fluids and materials - Part 4: Procedure for measuring stimulation and gravel-pack fluid leakoff under static conditions (ISO 13503-4:2006)
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Petroleum and natural gas industries - Completion fluids and materials - Part 4: Procedure for measuring stimulation and gravel-pack fluid leakoff under static conditions (ISO 13503-4:2006)

Название (английский):

SIST EN ISO 13503-4:2007

Petroleum and natural gas industries - Completion fluids and materials - Part 4: Procedure for measuring stimulation and gravel-pack fluid leakoff under static conditions (ISO 13503-4:2006)

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 21
Дата публикации:: 1 января 2007 г.
ICS:: 75.100
Технический комитет:: SS SPL - Technical Board for the general field

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Описание (английский):

ISO 13503-4:2006 provides for consistent methodology to measure fluid loss of stimulation and gravelpack fluid under static conditions. However, the procedure in ISO 13503-4:2006 excludes fluids that react with porous media.

Abstract

Похожие стандарты

Упомянутые в описании и другие стандарты SIST

Overview

EN ISO 13503-4:2006 (CEN endorsement of ISO 13503-4:2006) defines a standardized laboratory procedure for measuring stimulation and gravel-pack fluid leakoff under static conditions. The standard provides a consistent methodology to quantify fluid loss (leakoff) into a porous medium for completion fluids used in the petroleum and natural gas industries. Note: the procedure excludes fluids that react with porous media.

Key topics and technical requirements

Purpose: Simulate leakoff into formation to calculate fluid-loss coefficients used in well completion design (stimulation and gravel-pack operations).

Test precision: Temperature measured to ±1 °C; other quantitative measurements to ±2% unless stated otherwise.

Fluid preparation & documentation: Mandatory recording of base fluid description, pre-treatment, source (deionized, tap, seawater), mixing equipment, mixing time/speeds, component identities and amounts, order of addition, aging/holding time, test temperature, pH and any other preparation details that affect results.

Apparatus:

Typical static fluid-loss cells illustrated for 175 ml and 500 ml capacities.
Cells must accept filter paper, natural core or synthetic core samples and prevent bypass around the medium.
Equipment operating limits: at least 10 342 kPa (1 500 psi) and 121 °C (250 °F).
Back-pressure receiver required when test temperature exceeds filtrate boiling point.

Core/sample:

Recommended core size: 2.54 cm (1.0 in) length and 2.54 cm (1.0 in) diameter.
Core permeability to air must be measured; cores should be saturated with base or synthetic formation fluid (non-reactive brines recommended when formation fluid unknown).

Measured parameters & definitions: leakoff, filtrate, filter cake, spurt loss and spurt time, viscosity-controlled fluid-loss coefficient, wall-building coefficient, viscosity, pH, shut-in time.

Instrument calibration: Calibrate instruments per the manufacturer’s recommended methods.

Reporting & calculation: Standard includes calculation and reporting requirements to ensure repeatability and comparability.

Applications and intended users

Petroleum and completion engineers using fluid-loss data for hydraulic fracturing, acidizing and gravel-pack design.

Laboratory technicians and testing facilities conducting static fluid-loss evaluations.

Completion-fluid manufacturers and formulators validating fluid performance (filter cake behavior, spurt loss, leakoff rates).

Asset operators and consultants assessing well-completion options and mitigating sand production or formation damage.

Regulators and standards committees referencing consistent test methods for industry compliance.

Related standards

ISO 13503 series (Completion fluids and materials):

Part 1: Viscous properties
Part 2: Proppant properties
Part 3: Testing of heavy brines
Part 4: This document - static fluid-loss procedure
Part 5: Long-term proppant conductivity

Keywords: EN ISO 13503-4:2006, fluid loss, leakoff, stimulation fluids, gravel-pack fluids, completion fluids, static conditions, filter cake, spurt loss, petroleum industry.

SIST EN ISO 13503-4:2007 PDF

Abstract

Похожие стандарты

Overview

Key topics and technical requirements

Applications and intended users

Related standards

Технические детали

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