SY 5411-1991 Cementing Construction Design FormatSY5411-1991 Standard Download Decompression Password: www.bzxz.net

SY 5411-91, Petroleum and Natural Gas Industry Standard of the People's Republic of China
Cementing Construction Design Format
Published on January 15, 1992
Ministry of Energy of the People's Republic of China
Implementation on July 1, 1992
Subject Content and Scope of Application
Cementing Construction Design Format of Petroleum and Natural Gas Industry Standard of the People's Republic of China
This standard specifies the basic items, contents and requirements for cementing construction design of petroleum and natural gas. SY5411-91
This standard is applicable to cementing design of exploration wells, development wells and other special processes, and can also be used as a reference for offshore cementing. 2 Reference Standards
SY5089 Drilling History and Shift Report Format
SY5088 Items and Calculation Methods for Assessing Wellbore Quality SY5322 Recommended Methods for Casing String Strength Design 3 Cementing Construction Design Format
3.1 Cover. Cementing construction design cover (size: length 258mm × width 184mm), see Appendix A (supplement) 3.2 Design and review. Cementing construction design review format, see Appendix B (supplement). 3.3 Approval. Cementing construction design approval format, see Appendix C (supplement). 3.4 Table of Contents. Cementing construction design table of contents, see Appendix D (supplement) 3.5 Format and content. Cementing construction design format and content, see Appendix E (supplement) 4 Filling in cementing construction design technical requirements
4.1 Must be filled in strictly and carefully according to the format requirements. 4.2 All fill in with pen, make sure the data is accurate, and the handwriting and charts are clear. 4.3 Calculation data are taken to two decimal places. All legal measurement units issued by the National Bureau of Standards are used. 4.4
Approved by the Ministry of Tunnel Engineering of the People's Republic of China on January 15, 1992 and implemented on July 1, 1992
Structure name
Casing procedure
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Appendix A
Cementing construction design cover format
(Supplement)
Casing size
Cementing construction design
China National Petroleum Corporation
Audit opinion:
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Appendix B
Audit format of national well construction design
(Supplement)
(Signature)
(Signature)
Approval opinion:
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Appendix C|| tt||Approval format for cementing construction design
(Supplement)
(Signature)
Drilling and lifting data
Geological data
Casing design
Cement quantity calculation
Cement slurry design.
Cement slurry rheology calculation·
Calculation of displacement volume in casing
Calculation of static temperature at the bottom of the well·
Calculation of the maximum heating temperature of cement slurry·
Calculation of construction time
Calculation of weight loss of cement slurry column
Requirements for construction plan
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Appendix D
Cementing construction design content
(Supplement)
I. Drilling data
1 Well structure (see figure)
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Appendix E
Content and format of cementing construction design
(Filling parts)
The schematic diagram includes the size and depth of cementing hole, casing size, casing shoe position, flow ring position, tail pipe bell mouth position and cement return depth.
Schematic diagram of cementing body structure
Completion cementing method and requirements (with casing string structure diagram) 3
Drilling and cementing performance before casing running
(1) Main performance indicators (see Table 1)
Funnel viscosity.
Filtration loss
(2) Drilling fluid type and others
Escape coefficient
Rotational viscosity
Meter reading
600:300
times/min
Phase content
Total mineralization
Nitration content
mg/Lmg/L value
Outlet temperature℃
4 Drilling pump number
Drilling pump parameters, see Table 2.
5 Description of complex drilling situations
(1) Drilling encounters with obstructions, jams and falling objects:
(2) Drilling process collapse and leakage:
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(3) Oil and gas layer display (including overflow, well kick, gusher, oil and gas narrowing speed, etc.) (4) Others:
6 Drilling quality
(1) Main data (see Table 3)
Maximum well deviation
Full angle change rate
(2/25m||t t||Bottom level
2) Well inclination data (see table)
Maximum,
Parallel inclination anglewwW.bzxz.Net
Parallel inclination angle
Non-deep, m
Azimuth angle
Azimuth,
Parallel diameter expansion coefficient
Full angle change rate
t)/25m
Geological data
Geological stratification (see Table 5)
Stratigraphic age
2. Location of gas, water and salt
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3 Formation pressure: fracture pressure and formation fracture profile 4 Bottom temperature, circulating temperature and formation conditions of adjacent wells Casing design
Tube string design conditions (see Table 6)
Pipe size
Thread type
Casing undercoating
Drilling fluid density
Arrangement of casing (see Table 7)
Next layer casing
Drilling fluid density
Main lithology description
Anti-internal Pressure
Sequence·and
Four cement-based calculations
1 Calculation conditions and results (see Table 8)
Drill bit diameter, mm
Casing outer diameter, mm
Top boundary of oil and gas layer, m
Bottom boundary of oil layer, m
Position of flow blocking ring, m
Length of sealing section, m
Cement slurry outside the pipe,
Designed injection volume, t
2 Segmented cement slurry calculation (see Table 9)
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In-pipe cement slurry, L
Total cement slurry volume, L
Density of cement slurry, nom/cm2
Manifold slurry, L
Calculated amount of cement, 1
Additional amount, %
Injection cement volume,
Anti-acrylic acid
Section, m
Total volume, L
V. Cement slurry design
1 Cement slurry experiment
(1) Rotational viscometer value (see Table 10) Temperature seat ℃
(2) Cement slurry performance determination (see Table 11) Cement type
Admixture (wiping material)
Cement slurry thickening time oil line
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Medium 300
Thickening time
Compressive strength
Temperature pressure time
l24h 48h
Cement slurry and drilling fluid phase quenching experiment
Cement slurry and pre-fluid phase suddenness experiment
Pre-fluid and drilling fluid solubility experiment
Six cement slurry rheology stool
Rheological parameters
Segmented ring
Empty volume!
Initial consistency
Filtration basis
ml/7MPa
Distinguish flow state
Determine rheological mode
3Calculation of critical velocity in annulus
Calculation of critical displacement
Calculation of pressure loss
Calculation of maximum pump pressure at the end of replacement
Calculation of displacement in pipe (see Table 12)Casing wall thickness
Total volume:
Calculation of static temperature at bottom
Segment length
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Compression coefficient, %
Volume per meter
Designed replacement amount:
Segment volume
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