In situ treatment analysis mixing system
View Patent ↗The present invention describes methods, systems, and apparatuses for controlled delivery of wellbore fluids including analysis and treatment within the methods, systems, and apparatuses themselves.
1. A method for controlled delivery of a fluid for well bore operations comprising:
a) providing a plurality of pressurized sources of an aqueous base fluid having respective flow rates, and providing target predetermined physical and/or chemical characteristic values;
b) blending at least two of the pressurized sources of aqueous base fluid creating a blended pressurized source of aqueous base fluid at an overall target blended flow rate;
c) testing the blended pressurized source of aqueous base fluid to determine the blended source's physical and/or chemical characteristics;
d) comparing the tested physical and/or chemical characteristic data of the blended pressurized source of aqueous base fluid of step “b” to the target predetermined physical and/or chemical characteristic values to identify if they match;
e) based on the comparison made in step “d” altering the flow rates of at least two of the plurality of pressurized sources of aqueous base fluid of step “a” while maintaining substantially the same target overall blended flow rate; and
f) repeating steps “c” through “e” until the blended pressurized source of aqueous base fluid matches the target predetermined physical and/or chemical characteristics.
2. The method of claim 1 , wherein the testing of step “c” occurs at predetermined time intervals, and wherein the predetermined time intervals range from 0.01 seconds to 30 minutes.
3. The method of claim 1 , wherein the testing of step “c” occurs at predetermined time intervals, and wherein the predetermined time intervals range from 1 minute to 5 minutes.
4. The method of claim 2 , wherein steps “d” and “e” occur within the predetermined time intervals.
5. A method of creating a source of blended aqueous base fluid comprising the steps of:
a) providing a plurality of pressurized sources of an aqueous base fluid having first and second flow rates for creating a blended pressurized flow having a blended target flow rate and target predetermined physical and chemical characteristic data;
b) blending the pressurized sources fluid creating a blended pressurized stream of aqueous base fluid of the target flow rate;
c) testing the blended pressurized stream aqueous base fluid to determine the blended stream's physical and chemical characteristics;
d) comparing the tested physical and chemical characteristic data of the blended stream of step “b” to the target physical and chemical characteristic data;
e) based on the comparison made in step “d” a controller altering the first and second flow rates while maintaining substantially the same target blended flow rate; and
f) repeating steps “c” through “e” until the blended pressurized stream of aqueous base fluid achieves the predetermined physical and chemical characteristics.
6. The method of claim 5 , wherein the testing of step “c” occurs at predetermined time intervals, and wherein the predetermined time intervals range from 0.01 seconds to 30 minutes.
7. The method of claim 5 , wherein the testing of step “c” occurs at predetermined time intervals, and wherein the predetermined time intervals ranges from 1 minute to 5 minutes.
8. The method of claim 6 , wherein steps “d” and “e” occur within the predetermined time intervals.
9. The method of claim 1 , wherein the target predetermined physical and/or chemical characteristics is an indicator of chlorine content blended pressurized source of aqueous base fluid, after step “f”, further comprising the step of providing the blended pressurized source of aqueous base fluid to a wellbore for use in fracking operations.
10. The method of claim 1 , wherein the target predetermined physical and/or chemical characteristics fall within a range of less than five percent deviation from a set of base targets of predetermined physical and/or chemical characteristics.
11. The method of claim 1 , wherein step “e” is performed without comparing physical and/or chemical characteristic data for the at least two pressurized sources of aqueous base fluid.
12. The method of claim 1 , wherein a first pump is fluidly connected to one of the at least two pressurized sources of aqueous base fluid having a first flow rate and a second pump is fluidly connected to another the at least two pressurized sources of aqueous base having a second flow rate, and during step “e” the first pump is operated to change the first flow rate and the second pump is operated to change the second flow rate.
13. The method of claim 12 , wherein the first pump has a first pump maximum flow rate and the second pump has a maximum second pump flow rate, and a warning signal is given where either the first pump maximum flow rate and/or second pump maximum flow rate is reached during step “e”.
14. The method of claim 1 , wherein
(i) one of the at least two pressurized sources of aqueous base fluid has a first flow rate and another of the at least two pressurized sources of aqueous base has a second flow rate;
(ii) during step “d” a first differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid,
(iii) after the first differential value is calculated, the first flow rate is reduced and the second flow rate increased, and step “d” is repeated and
a second differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid, and
if, the second differential value is smaller than the first differential value then the first flow rate is reduced again and the second flow rate increased again, but if the second differential value is larger than the first differential value then the first flow rate is increased and the second flow rate decreased.
15. The method of claim 1 , wherein
(i) one of the at least two pressurized sources of aqueous base fluid has a first flow rate and another of the at least two pressurized sources of aqueous base has a second flow rate;
(ii) during step “d” a first differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid,
(iii) after the first differential value is calculated, the first flow rate is reduced and the second flow rate increased, and step “d” is repeated and
a second differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid, and
where the second differential value has less than a one percent change from the first differential value a warning is generated.
16. The method of claim 5 , wherein the target predetermined physical and/or chemical characteristics is an indicator of chlorine content in the blended pressurized stream source of aqueous base fluid, after step “f”, further comprising the step of providing the blended pressurized source of aqueous base fluid to a wellbore for use in fracking operations.
17. The method of claim 5 , wherein the target predetermined physical and/or chemical characteristic data falls within a range of less than five percent deviation from a base target of predetermined physical and/or chemical characteristic data.
18. The method of claim 5 , wherein step “e” is performed without comparing physical and/or chemical characteristic data for the plurality of pressurized sources of aqueous base fluid.
19. The method of claim 5 , wherein a first pump is fluidly connected to one of the plurality of pressurized sources of aqueous base fluid having the first flow rate and a second pump is fluidly connected to another of the at least two pressurized sources of aqueous base having the second flow rate, and during step “e” the first pump is operated to change the first flow rate and the second pump is operated to change the second flow rate.
20. The method of claim 19 , wherein the first pump has a first pump maximum flow rate and the second pump has a maximum second pump flow rate, and a warning signal is given where either the first pump maximum flow rate and/or second pump maximum flow rate is reached during step “e”.
21. The method of claim 5 , wherein
(i) one of the plurality of pressurized sources of aqueous base fluid has the first flow rate and another of the plurality of pressurized sources of aqueous base has the second flow rate;
(ii) during step “d” a first differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid,
(iii) after the first differential value is calculated, the first flow rate is reduced and the second flow rate increased, and step “d” is repeated and
a second differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid, and
if, the second differential value is smaller than the first differential value then
the first flow rate is reduced again and the second flow rate increased again,
but if the second differential value is larger than the first differential value
then the first flow rate is increased and
the second flow rate decreased.
22. The method of claim 5 , wherein
(i) one of the plurality of pressurized sources of aqueous base fluid has the first flow rate and another of the plurality of pressurized sources of aqueous base has a second flow rate;
(ii) during step “d” a first differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid,
(iii) after the first differential value is calculated,
the first flow rate is reduced and the second flow rate increased, and
step “d” is repeated and
a second differential value is calculated for
the tested physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid of step “b” and
the predetermined target physical and/or chemical characteristic data
of the blended pressurized source of aqueous base fluid, and
where the second differential value
has less than a one percent change from the first differential value
a warning is generated.