techlog成像处理培训流程
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WBI培训
Module 1:Data Loading数据加载
1.Import→F4→Parameters→Launch a script after import→Script to be
lauched=Techlog\WbiImport
2.将IMAGE-WELL2_RAW.dlis,
IMAGE-WELL2_Index.XML,
IMAGE-WELL2_DIPS-FINAL.XML拖入Import缓冲区,加载
3.点击FMI_16_1271-1501m,右键Duplicate
Module 2:Data Processing数据处理
4.Geology>Processing>Image processing wizard
5.选择Well,Dataset→Start
6.Input data: Top=1272m, Bottom=1500m,Next
7.产生FMI Processing workflow
Inclinometry QC
8.Inclinometry QC
9.Inclinometry method parameters:
Geomagnetic Components tab: 即处理向导中输入的参数
右边交会图:黑点为校正前点子,绿点为校正后点子。中间红点为Ax, Ay, Fx, Fy偏移校正量。
10.Continue without saving
Speed correction
11.Cable confidence factor: 允许0-10,隐含3,越高加速度变化对测井深度的影响越小。
12.Sticking detection threshold: 遇卡加速度门槛值,小于它,表示仪器遇卡。
13.Next
Array Processing
14.Pad image creation-必须做的
15.Image-based speed correction (相邻电极/极板图像深度微调)
16.Button harmonization: Window size for harmonization 最大地层角度对应正弦线高度的
三倍,且>=15ft 或>=5m
17.Next
18.Next
Create static image
19.Deviation 0-30 degrees: Wireline images usually oriented to North
30-45 degrees: North or top of hole according to preference
45-60 degrees: Should be oriented to Top of hole, but orientation to North can be ok
> 60 degrees: Must be oriented to Top of hole
20.Next
21.Next
Create dynamic image
22.Deviation 0-30 degrees: Wireline images usually oriented to North
30-45 degrees: North or top of hole according to preference
45-60 degrees: Should be oriented to Top of hole, but orientation to North can be ok
> 60 degrees: Must be oriented to Top of hole
23.Next
24.Next
25.Finish
26.Save the workflow
Module 3:Image Display in LogView图像显示
27.拖入C1_S,C2_S,GR_S,FMI_STAT, FMI_DYN 到 Logview 窗口
28.菜单Insert>Borehole shape, 选择C1_S,C2_S as calipers, P1AZ_FBST_S as Pad A Azimuth,生
成三维井筒形态图,移动到图像左边,F4→Area fill array→Activate=yes,
Name=FMI_DYN,Threshold=1,点三维井筒图右键运行图标,右键选择create a
borehole section plot井眼截面图。
29.保存logview
Module 4:Dip Picking倾角拾取
30.打开保存的Logview图
31.选择两个image,点击右键→Create a dip variable,生成倾角拾取道
32.Advanced→Dip classification→Bedding→解释一个蝌蚪→点击右键确定
33.Advanced→Dip classification→定义自己的蝌蚪类型
34.使用正弦线→按住左键上下移动可改变正弦线高度→松开左键(什么键都不按)左右
移动,可移动正弦线位置→点击右键确定
35.把鼠标放在一个正弦线(或蝌蚪)的上方,光标变成十字架时,按住并上下左右移动,
可修改正弦线位置。
36.把鼠标放在一个正弦线的上方,光标变成十字架时,按住shift键时,点击左键可修改
正弦线上的点。
37.把鼠标放在一个正弦线(或蝌蚪)的上方,光标变成十字架时,按delete键可删除该
正弦线或蝌蚪。
38.局部特征解释
39.井眼崩落解释
40.诱导缝解释
41.保存拾取的倾角
42.点击FMI_DYN,右键open into a 3D Vue,打开三维显示窗口
43.修改拾取过的蝌蚪,实现三维同步解释
44.单独启动3DV,Utility>3D field viewer,拖入FMI_DYN_Img,和DIPS-FINAL的Dip_TRU,
点击运行图标,Logview与3DV窗口互动
45.只显示某一类型倾角,DIP_TRU的F4,修改Classification
46.Close the Logview和三维窗口
47.重新打开保存好的 Logview
48.拖入DIPS-FINAL的Dip_TRU,显示拾取好的蝌蚪,F4→Display options →Display
type=sticks显示杆状图,切换回tadpoles,DIP_TRU右键插入或创建Histograme或Stereonet图
Module 5:Automatic Dip Computation自动计算倾角
49.Dips handling→Automatic dip computation
50.选择仪器和极板及井斜数据
拖入FMI_16_1271-1501m数据集,给出相关对比参数,save and display,保存自动拾取倾角
Module 6:Fracture analysis裂缝分析
51.将RAW_1的LLS和RM_2放到FMI_16_1271-1501m数据集,弹出Resampling tool窗口,
Apply
52.Processing Image calibration图像刻度,选择输入数据,create
53.Apply mode=edit calibration,运行,调整交会图上的红点,在修改Apply mode=apply
calibration,save and display
54.Dips handling Fracture aperture,计算裂缝开度
55.在Parameters选择Fracture Dip Type = Conductive fracture
56.Save and display,生成裂缝开度FVA
57.在当前的workflow窗口中create a new workflow
58.Geology→AWI explorer→compute caliper per dip, create
59.拖入DIPS-FINAL数据集,save and display
60.Dips handling→Dip feature counting统计裂缝参数
61.在Parameters→Feature to count=Conductive fracture和Induced fracture,Tool=FMI_8
62.Save and display
P10:密度
P21:裂缝长度
P32:每单位体积的裂缝面积
P33:裂缝孔隙度
Module 7:Quantification analysis定量分析
porosity spectrum analysis
63.数据加载:IMAGE-WELL4井
64.Geology > Texture analysis > PoroSpect (porosity spectrum analysis).
65.拖入FMI PoroSpect数据集,
66.Zonation→well4 zonation→Zone_1,Zone_2
67.Parameters→Final Vug Porosity= AVERAGE
68.Save and display
Resistivity spectrum analysis
69.在当前的workflow窗口中create a new workflow
70.Geology > Texture analysis > SandSpect (Resistivity spectrum analysis).
71.拖入FMI SandSpect数据集
72.Zonation→well4 zonation→Zone_1,Zone_2
73.Save and display
Sand Counting
74.在当前的workflow窗口中create a new workflow
75.Geology > Post processing > Sand counting
76.拖入FMI Sand counting数据集
77.运行,点击直方图图标,激活automatic launch,调节红色线,改变Bin 1 Max值
78.Save and display