2) self-potential log
自然电位测井曲线
3) DSP
自然电位差值曲线
4) sawtooth SP
锯齿形自然电位曲线
5) SP(spontaneous potential)
自然电位
1.
It can provide perfect formation water resisitivity in argillaceous sand- stone by using SP(spontaneous potential)data.
地层水电阻率是测井解释中一个极其重要的参数,以纯地层条件推导的用于确定地层水电阻率的自然电位理论模型不适合泥质砂岩地层。
2.
On the basis of the theory of sequence stratigraphy,identifying sequence stratigraphy boundaries using well logging of SP(spontaneous potential),AC(acoustic time),RA(apparent resistivity),electric conductivity were comprehensively analyzed.
以层序地层学理论为基础,应用自然电位、电阻率、声波时差和感应电导率等测井资料,采用自然电位和自然电位镜像法、自然电位与视电阻率曲线组合法、声波时差法、声波时差与电阻率曲线交汇法和感应电导率法等5种方法进行层序界面识别。
6) spontaneous potential
自然电位
1.
Two-dimensional forward of spontaneous potential in interlayer oxidation zone sandstone type uranium deposits
层间氧化带型砂岩铀矿自然电位二维正演计算
2.
Strata physical nature is good for geophysical prospecting in lqe coalfield,there are less interference in the area, while the spontaneous potential curve anomalies are clearly reflected.
鱼卡煤田地层物性条件较好,区内干扰较小,自然电位曲线异常反映比较明显。
3.
The traditional model used to describe the distribution of natural electric field in open hole is interfacial potential that shows spontaneous potential distributes on the interface between formation and mud.
传统的界面电位模型认为裸眼井中自然电位分布在地层与泥浆的接触面上,这种模型不完善。
补充资料：自然γ能谱测井
用高分辨率的碘化铯(CsI)探测器,测量地层中天然放射的γ射线不同能量的测井方法。地层内泥岩中含有钾(K)、钍(Th)，碳酸盐岩和砂岩中,有时含有铀(U),它们放出能量不同的γ射线。地面的能谱仪按能量的不同直接记录K40、 U(Bi214)、Th208和总的γ射线。用本法在碳酸盐岩和砂泥岩地层的裸眼井和套管井中探测泥质含量，比用自然γ测井方法更精确，并有助于判断粘土矿物类型。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条