Full well wall restoring method for electric imaging logging map

It is a kind of the whole sidewall's recovering method using the electric imaging logging map, belonging to the field of the technology of data treatment of well logging. The monopoly number is G01V 1/40. We use the resistivity scanning determinator to scan and log the will. We use the followin...

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Bibliographische Detailangaben
Hauptverfasser: ZHENGZHI ZHOU, WEISHENG HE, XIAOQUAN KANG, LEYUAN FAN, CHUNDING YANG
Format: Patent
Sprache:eng
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Zusammenfassung:It is a kind of the whole sidewall's recovering method using the electric imaging logging map, belonging to the field of the technology of data treatment of well logging. The monopoly number is G01V 1/40. We use the resistivity scanning determinator to scan and log the will. We use the following methods to treat and calculate the image data. (1) Input the data of the pole board of resistivity scanning determinator. (2) Calulate the position of the points not logged. (3) Choose the effect area of the pointed to be calculated. (4) Calculate each point's coeffecient. (5) Calculate the value of the point. (6) Repeat the steps (3) to (5) until all the points to be logged have been logged. (7) Print out the picture. Using the methods above we can recover the whole sidewall's image, with covering ratio 1000%. So it can effectively improve the quality of the image and give a good base for the following image treatment. Besides, it can show the structure of underground substance more clearly and the process of recovery is more easy, decreasing the danger of the repeated checking.