Method and apparatus and program storage device adapted for automatic drill string design based on wellbore geometry and trajectory requirements

A program storage device readable by a processor tangibly embodying a set of instructions executable by the processor to perform method steps, which are practiced by a computer system, of well planning in a well planning system in response to input data including wellbore geometry and wellbore trajectory requirements, the computer system including the processor that is responsive to the input data, a recorder or display device, and the program storage device which stores the instructions, the wellbore including a plurality of hole sections, the method steps comprising:

• executing, by the processor, the instructions stored in the program storage device of the computer system in response to said input data and, in response to the executing step, generating, by the processor, a summary of a drillstring in each hole section of the wellbore, the summary of said drillstring providing a drillstring design for the wellbore geometry in each hole section of the wellbore;
• and
• recording or displaying, by the recorder or display device, at least a portion of said summary of said drillstring in said each hole section of said wellbore on an output display of said recorder or display device, wherein said output display of said recorder or display device includes,
• said plurality of hole sections arranged along a corresponding plurality of rows of said output display, and
• for each hole section in each row of said output display, said at least a portion of said summary of said drillstring arranged along a plurality of columns associated with said each hole section in said each row of said output display.

A computer program stored in a processor readable medium and adapted to be executed by a processor of a computer system, said computer program, when executed by the processor, conducting a process of well planning in a well planning system in response to input data including wellbore geometry and wellbore trajectory requirements, the computer system including the processor that is responsive to the input data, a recorder or display device, and the processor readable medium which stores the computer program, the wellbore including a plurality of hole sections, said process comprising:

• executing, by the processor, the computer program stored in the processor readable medium of the computer system in response to said input data and, in response to the executing step, generating, by the processor, a summary of a drillstring in each hole section of the wellbore , the summary of said drillstring providing a drillstring design for the wellbore geometry in each hole section of the wellbore;
• and
• recording or displaying, by the recorder or display device, at least a portion of said summary of said drillstring in said each hole section of said wellbore on an output display of said recorder or display device, wherein said output display of said recorder or display device includes,
• said plurality of hole sections arranged along a corresponding plurality of rows of said output display, and
• for each hole section in each row of said output display, said at least a portion of said summary of said drillstring arranged along a plurality of columns associated with said each hole section in said each row of said output display.

A program storage device readable by a machine tangibly embodying a set of instructions executable by the machine to perform method steps, which are practiced by a computer system, of well planning in a well planning system in response to input data including wellbore geometry and wellbore trajectory requirements, the computer system including a processor that is responsive to the input data, a recorder or display device, and a memory, the memory storing a software, the wellbore including a plurality of hole sections, the method steps comprising:

• executing, by the processor, the software stored in the memory of the computer system in response to said input data and, in response to the executing step, generating, by the processor, a summary of a drillstring in each hole section of the wellbore, the summary of said drillstring providing a drillstring design for the wellbore geometry in each hole section of the wellbore;
• and
• recording or displaying, by the recorder or display device, at least a portion of said summary of said drillstring in said each hole section of said wellbore on an output display of said recorder or display device, wherein said output display of said recorder or display device includes,
• said plurality of hole sections, and
• for each hole section on said output display, said at least a portion of said summary of said drillstring associated with said each hole section on said output display.

A computer system adapted for well planning in a well planning system in response to input data including wellbore geometry and wellbore trajectory requirements, the wellbore including a plurality of hole sections, comprising:

• a processor responsive to the input data;
• a recorder or display device;
• and
• a memory storing a software;
• the processor executing the software stored in the memory of the computer system in response to said input data and, in response thereto, the processor generating a summary of a drillstring in each hole section of the wellbore, the summary of said drillstring providing a drillstring design for the wellbore geometry in each hole section of the wellbore;
• and
• the recorder or display device recording or displaying at least a portion of said summary of said drillstring in said each hole section of said wellbore on an output display, wherein said output display being recorded or displayed on said recorder or display device includes,
• said plurality of hole sections, and
• for each hole section on said output display, said at least a portion of said summary of said drillstring associated with said each hole section on said output display.

A method, practiced by a computer system, of well planning in a well planning system including automatically generating a required number of drillstrings to support a set of weight requirements of each drill bit, a set of directional requirements of a wellbore trajectory, and a set of mechanical requirements of a rig and drill pipe in response to input data including wellbore geometry and wellbore trajectory requirements, the computer system including a processor, a recorder or display device, and a memory that stores a software, the wellbore including one or more hole sections, comprising:

• executing, by the processor, the software stored in the memory in response to said input data, and, responsive thereto, generating, by the processor, a summary of a drillstring for each hole section of a wellbore, the summary providing a drillstring design of the wellbore geometry for each hole section of the wellbore, wherein the step of generating, by the processor, a summary of the drillstring for each hole section of the wellbore includes:
• generating an outer diameter of one or more drill collars (DC), an outer diameter of a heavy weight (HW), and an outer diameter of a drill pipe (DP);
• generating a weight of the drill collars (DC) and a weight of the heavy weight (HW);
• and
• generating a length of the drill collars (DC), a length of the heavy weight (HW), and a length of the drill pipe (DP);
• and
• recording or displaying, by the recorder or display device, at least a portion of said summary of said drillstring for said each hole section of said wellbore on an output display of said recorder or display device, wherein said output display includes,
• a plurality of hole sections, and
• for each hole section of said plurality of hole sections, a summary of the drillstring for said each hole section, the summary of the drillstring for said each hole section including an outer diameter of one or more drill collars (DC), an outer diameter of a heavy weight (HW), and an outer diameter of a drill pipe (DP), a weight of the drill collars (DC), a weight of the heavy weight (HW), a length of the drill collars (DC), a length of the heavy weight (HW), and a length of the drill pipe (DP).

A program storage device readable by a processor tangibly embodying a set of instructions executable by the processor to perform method steps, which are practiced by a computer system, of well planning in a well planning system including automatically generating a required number of drillstrings to support a set of weight requirements of each drill bit, a set of directional requirements of a wellbore trajectory, and a set of mechanical requirements of a rig and drill pipe in response to input data including wellbore geometry and wellbore trajectory requirements, the computer system including the processor, a recorder or display device, and the program storage device that stores the instructions, the wellbore including one or more hole sections, the method steps comprising:

• executing, by the processor, the instructions stored in the program storage device in response to said input data, and, responsive thereto, generating, by the processor, a summary of a drillstring for each hole section of a wellbore, the summary providing a drillstring design of the wellbore geometry for each hole section of the wellbore, wherein the step of generating, by the processor, a summary of the drillstring for each hole section of the wellbore includes:
• generating an outer diameter of one or more drill collars (DC), an outer diameter of a heavy weight (HW), and an outer diameter of a drill pipe (DP);
• generating a weight of the drill collars (DC) and a weight of the heavy weight (HW);
• and
• generating a length of the drill collars (DC), a length of the heavy weight (HW), and a length of the drill pipe (DP);
• and
• recording or displaying, by the recorder or display device, at least a portion of said summary of said drillstring for said each hole section of said wellbore on an output display of said recorder or display device, wherein said output display includes,
• a plurality of hole sections, and
• for each hole section of said plurality of hole sections, a summary of the drillstring for said each hole section, the summary of the drillstring for said each hole section including an outer diameter of one or more drill collars (DC), an outer diameter of a heavy weight (HW), and an outer diameter of a drill pipe (DP), a weight of the drill collars (DC), a weight of the heavy weight (HW), a length of the drill collars (DC), a length of the heavy weight (HW), and a length of the drill pipe (DP).