定向井井身剖面设计ppt课件

1、OABCDEOABCDEOABCDEOABOABCDOO2 2、五段制、五段制S S型剖面型剖面各段垂深、程度位移各段垂深、程度位移段长、井斜、方位。段长、井斜、方位。exzHxzAeHOabmmKjO2AoHzH0hefceHeLegR1R2AHSHed22210mmtgRtgRHAKjfjtgom22122mmmtgtgtgOabmmKjO2AoHzH0hefceHegR1R2AHSHedeeR2AodHe)cos1 ()(sin2020eeeezeRtgHHAARHHHAeRsin2eetgHH)()cos1 (2eRH给定降斜段末端垂深给定降斜段末端垂深eeeR2AodAeRsin2e

2、eLsin)cos1 (2eRH给定入靶前稳斜给定入靶前稳斜段长度段长度)cos1 (sinsincos2020eeeeeezRLAARLHHHeeXZLHcosLeexzA)cos1 ()(sin2222020210002000200eeeezemRtgHHAARHHHRRRARAARHHarctg假设给定入靶前稳斜段长度，假设给定入靶前稳斜段长度， H0 、 S0 的计算如下的计算如下:OabdmmKjO2AoHzH0hefceHeLegR1R2)cos1 (sinsincos2020eeeeeezRLAARLHHHAHSHeTNETETNTHorizontal View2000202AA

3、RH02200020AARH2000202AARH02200020AARH02200020AARH 002HAtgm000ARHtgm0022HAtgm0200 ARSSHH2rrLL增斜段坐标增量计算增斜段坐标增量计算 BUR：增斜率，：增斜率，/30mr: 曲率半径曲率半径, m1: 1点井斜角点井斜角, rad2: 2点井斜角点井斜角, rad：方位角：方位角DH: 垂深增量垂深增量,mDS: 程度位移增量程度位移增量, m21112rL)(12)cos(cos21RS)sin(sin12rHcos)cos(coscos21rSNsin)cos(cossin21rSESSHH2rLL降斜

4、段坐标增量计算降斜段坐标增量计算BUR：降斜率，：降斜率，/30mr: 曲率半径曲率半径, m1: 1点井斜角点井斜角, rad2: 2点井斜角点井斜角, rad：方位角：方位角DH: 垂深增量垂深增量,mDS: 程度位移增量程度位移增量, m21112rL)(21)cos(cos12rS)sin(sin21rHcos)cos(coscos12rSNsin)cos(cossin12rSE稳斜段坐标增量计算稳斜段坐标增量计算: 稳斜段井斜角稳斜段井斜角, rad：稳斜段方位角：稳斜段方位角DH: 稳斜段垂深增量稳斜段垂深增量,mDS: 稳斜段程度位移增量稳斜段程度位移增量, msinLScosL

5、HcossincosLSNsinsinsinLSESHNEHHSSEENNLLSSOabdmmKjO2AoHzH0hefceHeAgR1R2HXZHeHSLbcxzAmRHsin1)cos1 (1mRScosSNsinSEOabdmmKjO2AoHvH0hefceHeAgR1R2HXZHeHSLbcxzAdOabdmmKjO2AoHvH0hefceHeAgR1R2HXZHeHSLbc2000202AARHLbcmbcLSsinmbcLHcoscossinmbcLNsinsinmbcLExzAOabdmmKjO2AoHvH0hefceHeAgR1R2HXZHeHS2)(RLem)cos(cos2meRS)sin(sin2emRHcos)cos(cos2meRNsin)cos(cos2meRExzAOabmmKjO