CN104865595A - Shot point laying method based on unconsolidated layer identification - Google Patents
Shot point laying method based on unconsolidated layer identification Download PDFInfo
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Abstract
本发明涉及一种炮、检点布设方法,具体涉及一种基于低降速带识别布设炮点的方法,所要解决的技术问题是提供了一种简单、方便,利用卫星图像和遥感数据对炮点区域进行地表岩性和坡度坡向分析,提高炮点布控效率和布控精度的基于低降速带识别布设炮点的方法,所采用的技术方案为获取炮点区域的卫星图像数据和遥感数据;在炮点区域的卫星图像上标记理论炮点的坐标;利用获取的卫星图像和遥感数据对炮点区域进行地物划分,确定炮点区域的地表岩性,同时确定炮点区域的坡度和坡向;观测理论炮点坐标的坡度坡向和地表岩性,在炮点测线和测线垂直方向,重新确定实际炮点坐标;本发明炮点布控效率高、布控精度高,广泛用于炮、检点的布控。The invention relates to a method for laying out shot and checkpoints, in particular to a method for identifying and laying out shotpoints based on a low-velocity zone. Analyze the surface lithology and slope aspect in the area, improve the efficiency and accuracy of shot point deployment and control, and identify and deploy shot points based on the low-speed zone. The technical solution adopted is to obtain satellite image data and remote sensing data in the shot point area; Mark the coordinates of the theoretical shot point on the satellite image of the shot point area; use the acquired satellite image and remote sensing data to divide the surface features of the shot point area, determine the surface lithology of the shot point area, and determine the slope and slope of the shot point area Observing the slope aspect and surface lithology of the theoretical shot point coordinates, re-determining the actual shot point coordinates in the shot point survey line and the vertical direction of the survey line; , Check point deployment and control.
Description
技术领域technical field
本发明涉及一种炮、检点布设方法,具体涉及一种基于低降速带识别布设炮点的方法。The invention relates to a method for laying out shot and checkpoints, in particular to a method for identifying and laying out shotpoints based on a low-velocity zone.
背景技术Background technique
目前,在石油勘探中,大多采用精细化目标设计,利用高精卫星图片,技术人员根据在卫星图片上的地形、地貌等情况进行目视分析,进行炮检点的逐点设计,并结合实地勘测,更加准确的确定炮检点的合理位置。At present, in oil exploration, refined target design is mostly adopted, using high-precision satellite images, technicians conduct visual analysis based on the terrain and landforms on the satellite images, and carry out point-by-point design of artillery inspection points, combined with field surveys , to more accurately determine the reasonable location of the artillery inspection point.
我国地域广阔,现在在沙漠和山地地形的炮检点布控也均采用这种方式。这种方法虽然简单易学,方便地修改地标的属性,但是效率低,只适合用于在控制点比较少的场合,在控制点很多的情况下,采用这种的方法比较麻烦,耗费大量人力物力,并且精度低。Our country has a vast territory, and this method is also used in the deployment and control of artillery inspection points in desert and mountainous terrain. Although this method is easy to learn and convenient to modify the attributes of landmarks, it is inefficient and only suitable for occasions where there are few control points. In the case of many control points, it is troublesome to use this method and consumes a lot of manpower and material resources. , and the precision is low.
发明内容Contents of the invention
本发明克服现有技术存在的不足,所要解决的技术问题是提供了一种简单、方便,利用卫星图像和遥感数据对炮点区域进行地表岩性和坡度坡向分析,提高炮点布控效率和布控精度的基于低降速带识别布设炮点的方法。The present invention overcomes the deficiencies in the prior art, and the technical problem to be solved is to provide a simple and convenient way to analyze the surface lithology and slope aspect of the shot point area by using satellite images and remote sensing data, so as to improve the shot point deployment control efficiency and The method of deployment and control accuracy is based on the identification and deployment of shot points based on the low-speed zone.
为解决上述技术问题,本发明所采用的技术方案为:一种基于低降速带识别布设炮点的方法,包括:In order to solve the above-mentioned technical problems, the technical solution adopted in the present invention is: a method for identifying and laying shot points based on a low-velocity zone, comprising:
获取炮点区域的卫星图像数据和遥感数据;Obtain satellite image data and remote sensing data of the shot point area;
在炮点区域的卫星图像上标记理论炮点的坐标;Marking the coordinates of the theoretical shot point on the satellite imagery of the shot point area;
利用获取的卫星图像和遥感数据对炮点区域进行地物划分,确定炮点区域的地表岩性,同时对该炮点区域建立数字高程模型,采用D8算法对炮点区域进行分析,确定炮点区域的坡度和坡向;Use the acquired satellite images and remote sensing data to divide the shot point area and determine the surface lithology of the shot point area. At the same time, establish a digital elevation model for the shot point area, use the D8 algorithm to analyze the shot point area, and determine the shot point. the slope and aspect of the area;
观测理论炮点坐标的坡度坡向和地表岩性,在炮点测线和测线垂直方向,重新确定实际炮点坐标。Observe the slope aspect and surface lithology of the theoretical shot point coordinates, and re-determine the actual shot point coordinates in the shot point survey line and the vertical direction of the survey line.
所述利用获取的卫星图像和遥感数据通过监督分类方法对炮点区域进行地物划分,不同地物提取出分布边界,划分炮点区域的地表岩性。The acquired satellite images and remote sensing data are used to divide the shot point area by supervised classification method, and the distribution boundaries of different ground objects are extracted, and the surface lithology of the shot point area is divided.
所述观测理论炮点坐标的坡度坡向和地表岩性,在炮点测线和测线垂直方向上寻找坡度小于15°,地表岩性弹性波波场速度大于600m/s的坐标,重新确定实际炮点坐标。Observing the slope aspect and surface lithology of the theoretical shot point coordinates, looking for a coordinate with a slope less than 15° and a surface lithology elastic wave field velocity greater than 600m/s on the shot point survey line and the vertical direction of the survey line, and re-determined Actual shot point coordinates.
本发明与现有技术相比所具有的有益效果为:本发明简单、方便,采用卫星图像和遥感数据对炮点区域进行地表岩性和坡度坡向分析,确定实际炮点坐标,节省了炮点、检波点布设的时间与成本,提高炮点布控效率和布控精度;同时适应范围广,为野外点位测量提供帮助,极大地方便了勘探施工。Compared with the prior art, the present invention has the beneficial effects that: the present invention is simple and convenient, uses satellite images and remote sensing data to analyze the surface lithology and slope aspect of the shot point area, determines the actual shot point coordinates, and saves The time and cost of point and receiver point layout can be improved, and the efficiency and accuracy of shot point deployment and control can be improved; at the same time, it can be used in a wide range, providing help for field point measurement, and greatly facilitating exploration and construction.
附图说明Description of drawings
下面结合附图对本发明作进一步说明。The present invention will be further described below in conjunction with accompanying drawing.
图1为本发明中理论炮点坐标的示意图。Fig. 1 is a schematic diagram of theoretical shot point coordinates in the present invention.
图2为本发明中实际炮点左边的示意图。Fig. 2 is a schematic diagram on the left side of the actual shot point in the present invention.
具体实施方式Detailed ways
一种基于低降速带识别布设炮点的方法,其特征在于:包括:A method for identifying and laying out shot points based on a low-velocity zone, characterized in that: comprising:
获取炮点区域的卫星图像数据和遥感数据;Obtain satellite image data and remote sensing data of the shot point area;
在炮点区域的卫星图像上标记理论炮点的坐标;Marking the coordinates of the theoretical shot point on the satellite imagery of the shot point area;
利用获取的卫星图像和遥感数据对炮点区域进行地物划分,确定炮点区域的地表岩性,同时对该炮点区域建立数字高程模型,采用D8算法对炮点区域进行分析,确定炮点区域的坡度和坡向;Use the acquired satellite images and remote sensing data to divide the shot point area and determine the surface lithology of the shot point area. At the same time, establish a digital elevation model for the shot point area, use the D8 algorithm to analyze the shot point area, and determine the shot point. the slope and aspect of the area;
观测理论炮点坐标的坡度坡向和地表岩性,在炮点测线和测线垂直方向,重新确定实际炮点坐标。Observe the slope aspect and surface lithology of the theoretical shot point coordinates, and re-determine the actual shot point coordinates in the shot point survey line and the vertical direction of the survey line.
所述利用获取的卫星图像和遥感数据通过监督分类方法对炮点区域进行地物划分,不同地物提取出分布边界,划分炮点区域的地表岩性。The acquired satellite images and remote sensing data are used to divide the shot point area by supervised classification method, and the distribution boundaries of different ground objects are extracted, and the surface lithology of the shot point area is divided.
所述观测理论炮点坐标的坡度坡向和地表岩性,在炮点测线和测线垂直方向上寻找坡度小于15°,地表岩性弹性波波场速度大于600m/s的坐标,重新确定实际炮点坐标。Observing the slope aspect and surface lithology of the theoretical shot point coordinates, looking for a coordinate with a slope less than 15° and a surface lithology elastic wave field velocity greater than 600m/s on the shot point survey line and the vertical direction of the survey line, and re-determined Actual shot point coordinates.
本发明中利用现有的技术获取炮点区域的卫星图像和遥感数据,并在卫星图像中标记理论炮点的坐标,如图1中“o”所示位置,在一条直线上的多个炮点坐标形成炮点观测线。Utilize existing technology in the present invention to obtain the satellite image of shot point area and remote sensing data, and mark the coordinates of theoretical shot point in satellite image, position as shown in " o " among Fig. 1, a plurality of shots on a straight line The point coordinates form the shot point observation line.
然后通过监督分类方法对卫星图像进行地物分类,提取不同地物的分布边界,确定不同地物的地表岩性,如:砾石、碳酸岩或沙漠等,其中对明显差异的地表岩性进行标记;在通过遥感数据结合卫星图像建立炮点区域的数字高程模型,利用D8算法对炮点区域进行坡度坡向分析,确定炮点区域的最陡坡度,并将坡度由大到小进行标记;查看理论炮点坐标的坡度坡向和地表岩性,沿观测线和观测线垂直方向重新确定实际炮点坐标,其中确定原则以根据现有的岩性和弹性波对照表,找出坡度小于15°,地表岩性弹性波波场速度大于600m/s的坐标,以该坐标为实际炮点坐标,如图2所示;这种炮点布控方法简单、方便,炮点布控效率高,布控精度高,适合范围更广。Then use the supervised classification method to classify the satellite images, extract the distribution boundaries of different objects, and determine the surface lithology of different objects, such as: gravel, carbonatite or desert, etc., and mark the surface lithology with obvious differences ; Establish the digital elevation model of the shot point area by combining remote sensing data with satellite images, use the D8 algorithm to analyze the slope and aspect of the shot point area, determine the steepest slope of the shot point area, and mark the slope from large to small; view Slope aspect and surface lithology of the theoretical shot point coordinates, re-determine the actual shot point coordinates along the observation line and the vertical direction of the observation line, and determine the principle to find out that the slope is less than 15° according to the existing lithology and elastic wave comparison table , the coordinates where the surface lithology elastic wave field velocity is greater than 600m/s are taken as the actual shot point coordinates, as shown in Figure 2; this method of shot point deployment and control is simple and convenient, with high shot point deployment control efficiency and high accuracy , suitable for a wider range.
上面结合附图对发明的实施例作了详细说明,但是本发明并不限于上述实施例,在本领域普通技术人员所具备的知识范围内,还可以在不脱离本发明宗旨的前提下作出得各种变化,也应视为本发明的保护范围。The embodiments of the invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and can also be made without departing from the gist of the present invention within the scope of knowledge of those of ordinary skill in the art. Various changes should also be regarded as the protection scope of the present invention.
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CN112114354A (en) * | 2019-06-21 | 2020-12-22 | 中国石油天然气集团有限公司 | Mountain three-dimensional seismic exploration excitation point position optimization method and device |
CN113050156A (en) * | 2019-12-27 | 2021-06-29 | 中国石油天然气集团有限公司 | Desert area seismic acquisition wave detection point optimization method and device |
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CN112114354A (en) * | 2019-06-21 | 2020-12-22 | 中国石油天然气集团有限公司 | Mountain three-dimensional seismic exploration excitation point position optimization method and device |
CN112114354B (en) * | 2019-06-21 | 2024-03-05 | 中国石油天然气集团有限公司 | Mountain three-dimensional seismic exploration excitation point position optimization method and device |
CN113050156A (en) * | 2019-12-27 | 2021-06-29 | 中国石油天然气集团有限公司 | Desert area seismic acquisition wave detection point optimization method and device |
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