Real-time analysis of in-field collected well fracturing data

A method for controlling a well, the method comprising:

• receiving treating data for the well in real-time, the treating data including one or more of a treating pressure channel and a slurry rate channel;
• preprocessing the treating data;
• identifying one or more stages of one or more fracturing processes in association with which the treating data is received, wherein identifying the one or more stages of the one or more fracturing processes comprises:
• applying a stage splitting model to approximate the one or more stages;
• detecting one or more pressure tests in association with the approximated one or more stages;
• and
• refining the approximated one or more stages using the one or more pressure tests;
• identifying, automatically by a processing system and in real-time, a start time and an end time for each of the one or more stages, wherein detecting the one or more pressure tests comprises:
• clipping slurry rate data of the slurry rate channel;
• determining a slurry rate volume using the clipped slurry rate data;
• normalizing the treating pressure channel and the slurry rate channel;
• generating a binary pressure test channel based on the normalized treating pressure channel and the normalized slurry rate channel;
• identifying the one or more pressure tests based on the binary pressure test channel;
• identifying, by the processing system in communication with a controller of one or more hydraulic fracturing equipment of the well and based on the processing system identifying the start time or the end time for each of the one or more stages, an abnormal pressure condition at the well;
• and
• automatically controlling, by the controller executing one or more control instructions and in response to the identification of the abnormal pressure condition at the well, the one or more hydraulic fracturing equipment in communication with the controller, wherein executing the one or more control instructions adjusts, in real time, a pressure within the well.

A method for controlling a well, the method comprising:

• receiving treating data for the well in real-time, the treating data including one or more of a treating pressure channel and a slurry rate channel;
• preprocessing the treating data;
• identifying one or more stages of one or more fracturing processes in association with which the treating data is received;
• identifying, automatically by a processing system and in real-time, a start time and an end time for each of the one or more stages, wherein identifying the end time comprises:
• smoothing the slurry rate channel and the treating pressure channel;
• generating an auxiliary stage volume channel based on the smoothed slurry rate channel;
• generating an auxiliary pressure channel based on the smoothed treating pressure channel;
• generating the end time when at least the auxiliary stage volume channel and the auxiliary pressure channel each satisfy a corresponding condition;
• identifying, by the processing system in communication with a controller of one or more hydraulic fracturing equipment of the well and based on the processing system identifying the start time or the end time for each of the one or more stages, an abnormal pressure condition at the well;
• and
• automatically controlling, by the controller executing one or more control instructions and in response to the identification of the abnormal pressure condition at the well, the one or more hydraulic fracturing equipment in communication with the controller, wherein executing the one or more control instructions adjusts, in real time, a pressure within the well.

A computing device comprising:

• one or more memories having computer-readable instructions stored therein;
• and
• one or more processors configured to execute the computer-readable instructions to perform a method of:
• receiving treating data for a well in real-time, the treating data including one or more of a treating pressure channel and a slurry rate channel;
• preprocessing the treating data;
• identifying one or more stages of one or more fracturing processes in association with which the treating data is received;
• identifying, automatically by a processing system and in real-time, a start time and an end time for each of the one or more stages, wherein identifying the start time comprises:
• clipping the slurry rate channel and the treating pressure channel;
• generating a binary channel using the clipped slurry rate and treating pressure channels;
• identifying one or more time instances when a value of the binary channel is equal to zero;
• and
• generating a flag for the start time of each stage at a last time instance when the value of the binary channel is zero;
• generating a visual output of the start time and the end time of each of the one or more stages;
• identifying, by the processing system in communication with a controller of one or more hydraulic fracturing equipment of the well and based on the processing system identifying the start time or the end time for each of the one or more stages, an abnormal pressure condition at the well;
• and
• automatically controlling, by the controller executing one or more control instructions and in response to the identification of the abnormal pressure condition at the well, the one or more hydraulic fracturing equipment in communication with the controller, wherein executing the one or more control instructions adjusts, in real time, a pressure within the well.

A computing device comprising:

• one or more memories having computer-readable instructions stored therein;
• and
• one or more processors configured to execute the computer-readable instructions to perform a method of:
• receiving treating data for a well in real-time, the treating data including one or more of a treating pressure channel and a slurry rate channel;
• preprocessing the treating data;
• identifying one or more stages of one or more fracturing processes in association with which the treating data is received, wherein the identifying the one or more stages of the one or more fracturing processes comprises:
• applying a stage splitting model to approximate the one or more stages;
• detecting one or more pressure tests in association with the approximated one or more stages, detecting the one or more pressure tests by:
• clipping slurry rate data of the slurry rate channel;
• determining a slurry rate volume using the clipped slurry rate data;
• normalizing the treating pressure channel and the slurry rate channel;
• generating a binary pressure test channel based on the normalized treating pressure channel and the normalized slurry rate channel;
• and
• identifying the one or more pressure tests based on the binary pressure test channel;
• refining the approximated one or more stages using the one or more pressure tests;
• identifying, automatically by a processing system and in real-time, a start time and an end time for each of the one or more stages;
• identifying, by the processing system in communication with a controller of one or more hydraulic fracturing equipment of the well and based on the processing system identifying the start time or the end time for each of the one or more stages, an abnormal pressure condition at the well;
• and
• automatically controlling, by the controller executing one or more control instructions and in response to the identification of the abnormal pressure condition at the well, the one or more hydraulic fracturing equipment in communication with the controller, wherein executing the one or more control instructions adjusts, in real time, a pressure within the well.

A computing device comprising:

• one or more memories having computer-readable instructions stored therein;
• and
• one or more processors configured to execute the computer-readable instructions to perform a method of:
• receiving treating data for a well in real-time, the treating data including one or more of a treating pressure channel and a slurry rate channel;
• preprocessing the treating data;
• identifying one or more stages of one or more fracturing processes in association with which the treating data is received;
• identifying, automatically by a processing system and in real-time, a start time and an end time for each of the one or more stages, wherein identifying the end time comprises:
• smoothing the slurry rate channel and the treating pressure channel;
• generating an auxiliary stage volume channel based on the smoothed slurry rate channel;
• generating an auxiliary pressure channel based on the smoothed treating pressure channel;
• generating the end time when at least the auxiliary stage volume channel and the auxiliary pressure channel each satisfy a corresponding condition;
• identifying, by the processing system in communication with a controller of one or more hydraulic fracturing equipment of the well and based on the processing system identifying the start time or the end time for each of the one or more stages, an abnormal pressure condition at the well;
• and
• automatically controlling, by the controller executing one or more control instructions and in response to the identification of the abnormal pressure condition at the well, the one or more hydraulic fracturing equipment in communication with the controller, wherein executing the one or more control instructions adjusts, in real time, a pressure within the well.