CN1022341C - Solidification control system for well drilling liguid - Google Patents
Solidification control system for well drilling liguid Download PDFInfo
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- CN1022341C CN1022341C CN 91102428 CN91102428A CN1022341C CN 1022341 C CN1022341 C CN 1022341C CN 91102428 CN91102428 CN 91102428 CN 91102428 A CN91102428 A CN 91102428A CN 1022341 C CN1022341 C CN 1022341C
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Abstract
The present invention relates to a solidification control system for drilling fluid, which is used for the drilling operation of petroleum and geological prospecting. The present invention is formed by the combination of the existing solidification control system for drilling fluid and vortex type pulp mixing devices (19, 19'), wherein agitation power pumps (25, 25') in the devices (19, 19') are used as perfusion pumps (16, 16') of drilling pumps (17, 17'), devices (19, 19') replace a dosing device (11) as well as an ash mixing hopper (12) and a power pump (18) thereof, etc. of the existing system, and thereby, the present invention has the functions of rapidly preparing drilling fluid, regulating the specific gravity of the drilling fluid, etc., and has the advantages of decreased total power consumption, saved space occupation, improved work conditions of the devices, enhanced work efficiency of the devices, increased storage volume of the drilling fluid, etc.
Description
The present invention relates to a kind of oil and geological exploration drillng operation solidification control system for well drilling liguid.
The performance of drilling fluid should be adjusted according to the needs of drilling technology.Need by drilling technology, require drilling fluid to keep suitable proportion, thereby interior drilling fluid fluid column static pressure of well and formation fluid pressure are balanced each other, here require drilling fluid proportion γ to satisfy relational expression K γ H 〉=Pf, H is a well depth in the formula, and Pf is a formation fluid pressure, and K is a constant.If K γ H≤Pf, then formation fluid pours in well, can cause blowout when serious; If K γ H＞Pf, then drilling fluid sees through the mud cake inflow stratum on the well inwall, pressure reduction is big more, flow is big more, just may pollute the stratum, formation contaminant seriously influences formation testing and exploitation, and a lot of potential petroleum resourceses can not be found, make a large amount of investigation and prospectings not have achievement, making when recovering the oil to increase a large amount of underground work workloads; If K γ H＞Pk, Pk is a formation strength in the formula, and promptly drilling well liquid columnpressure surpasses formation strength in the well, then may cause leakage and underground blowout.At present, target-" balanced drilling " just striven for of drilling well circle just depends on that drilling fluid keeps suitable proportion.So it is very important that the proportion of drilling fluid keeps required exact value.
Other requirement to drilling fluid also has: remove harmful solid phase composition at any time, add the solid phase material and the chemical agent of necessity in case of necessity, to keep the desired properties of drilling fluid.
In general, the main task of solidification control system for well drilling liguid has two: the one, from drilling fluid, isolate harmful components, as the landwaste and the chemical pollutant of drilling well generation; The 2nd, add necessary additive to improve its performance to drilling fluid, main additive has: weighting material such as blanc fixe, iron ore powder,
Solid phase additives such as soil powder; Chemical treatments such as mimosa extract, tannic acid, CMC(carboxymethyl cellulose) etc.; Sometimes also to add crude oil, diesel oil, water etc.Along with the development of drilling technology, the drilling fluid additive kind is more and more.After these additives add drilling fluid, need to stir, to guarantee the homogenieity of drilling fluid promptly with its dispersion.
Existing solidification control system for well drilling liguid mainly lays particular emphasis on development and its first task function associated, promptly isolates harmful solid phase and gas phase composition from drilling fluid.Multiple effective separation equipment, for example vibrosieve, desander, desilter, cleaner, centrifuge and deaerator etc. have been developed at present in this respect.
Existing solid controlling system add additive to drilling fluid and stir aspect function very poor, it mainly relies on and mixes grey funnel, agitator and drilling fluid gun (mud gun) drilling fluid is stirred for a long time.For weighted drilling fluid, often need operation more than 8 hours, and stir inhomogeneous; The drilling fluid additive, particularly weighting material that drop into often can only utilize about 50%, can not utilize at the bottom of remaining then sinks to jar, cause the drilling fluid proportion at each position in the whole system to differ greatly, and differ more than 0.2 unexpectedly sometimes.Thus, existing solidification control system for well drilling liguid does not possess quick preparation drilling fluid and regulates the function of performances such as drilling fluid proportion, thereby can not satisfy the needs of drilling technology development.
It is the very high Mixing Machine of a kind of efficient that existing vortex mixes sizing device, and its main advantage has:
1, mixing speed height, if feed is timely, stirring kinetic pump power is that 55 kilowatts device can per hour be produced the drilling fluid 60-80 cubic meter that modulates;
2, mixing quality is good, and the drilling fluid that stirs is the different parts sampling in jar, its proportion error＜0.01; Invert mud is after the system of mixing, and its ionization voltage can improve more than 200 volts;
3, drilling fluid additive particularly weighting material almost can all utilize and not produce precipitation;
4, the additive of indissoluble such as CMC etc. rapidly dispersing and dissolving in drilling fluid.
Vortex mixes sizing device and is subjected to drilling well circle welcome owing to having premium properties, then will produce several problems but simply this device is joined solidification control system for well drilling liguid:
1, power consumption is big, if mix sizing device by two vortexes of situ of drilling well requirement configuration, then the required electrical power of rig will increase 130-180 kilowatt;
2, floor space is big;
3, inconvenient operation.
The existence of these problems has hindered vortex to mix applying of sizing device.
The objective of the invention is to develop the especially needs of balanced drilling according to drilling technology, the shortcoming and the existing vortex that exist at existing solidification control system for well drilling liguid mix the advantage that sizing device has, and vortex is mixed sizing device organically, reasonably be combined into existing solidification control system for well drilling liguid, make solidification control system for well drilling liguid after the combination have quick preparation drilling fluid and regulate the function of performances such as drilling fluid proportion, and has a reduction total power consumption, save floor space, improvement equipment condition of work improves the equipment operating efficiency and increases drilling fluid and stocks advantage and good effects such as volume.
The present invention has adopted 6 accompanying drawings:
Fig. 1 is existing solidification control system for well drilling liguid principle and flow chart;
Fig. 2 is that existing vortex mixes sizing device principle and flow chart;
Fig. 3 is the principle and the flow chart of first embodiment of the invention;
Fig. 4 is the operating point curve map that vortex of the present invention mixes the stirring kinetic pump double as charge pump of sizing device;
Fig. 5 is the principle and the flow chart of second embodiment of the invention;
Fig. 6 is the principle and the flow chart of third embodiment of the invention.
Unification in the accompanying drawing is numbered:
1-1～n: drilling fluid basin
2: liquid bath
3-1～n: pipeline
4-1～n: valve
5: vibrosieve
6: desander
7: desilter
8: cleaner
9: centrifuge
10: deaerator
11: chemicals dosing plant
12: mix grey funnel
13: agitator
14: drilling fluid gun (mud gun)
15: well
16: charge pump
17: borehole pump
18: mix grey funnel kinetic pump
19: vortex mixes sizing device
20: puddle jar
21: the center suction pipe
22: playpipe
23-1～n: nozzle
24: the bottom suction pipe
25: stir kinetic pump
26: raw material conveying device
The objective of the invention is organically, reasonably to be combined into new drilling fluid solid controlling system by having the mixed sizing device of drilling fluid solid controlling system and vortex formula now, and the stirring kinetic pump (centrifugal pump) of the mixed sizing device of new system mesoscale eddies formula is doubled as the charge pump (centrifugal pump) of drilling pump (reciprocating pump) and realize.
Below in conjunction with drawings and Examples the present invention is described in further detail.
With reference to Fig. 1, existing solidification control system for well drilling liguid is by: drilling fluid basin (1-1～n); Drilling fluid liquid road connectivity device promptly comprises liquid bath (2), pipeline (3-1～n), valve (4-1～n); Drilling liquid fixed liquid separator is involving vibrations sieve (5), desander (6), desilter (7), cleaner (8), centrifuge (9); The drilling fluid gas-liquid separation equipment is deaerator (10); Drilling fluid chemicals dosing plant (11); Drilling fluid mixes grey funnel (12); Agitator (13); Drilling fluid gun (mud gun) compositions such as (14).Wherein, (number of 1-1～n) is pressed situ of drilling well to be needed and decide the drilling fluid basin, and basin need be matched and be installed in to drilling fluid separation equipment (5,6,7,8,9,10) by situ of drilling well, and (1-1～n) goes up use.
The flow process of existing solidification control system for well drilling liguid is: the drilling fluid that returns out from well (15) flows to solid controlling system through liquid bath (2), after disposing in solid controlling system, through pipeline (3-1,3-1 ') and valve (4-1,4-1 '; 4-2,4-2 ') be pumped into borehole pump (17,17 ') by charge pump (16,16 ') through valve (4-3,4-3 '), pump into well (15) by borehole pump (17,17 ') through pipeline (3-2,3-2 '), valve (4-4,4-4 ') and pipeline (3-3), also can be through pipeline (3-2,3-2 ') and valve (4-5,4-5 '; 4-6) pump into waste liquid pool (W), also can be through pipeline (3-2,3-2 '), valve (4-5,4-5 '; 4-7) and pipeline (3-4) pump to drilling fluid gun (14) so that stirring power to be provided.
Existing solidification control system for well drilling liguid is in preparation with when regulating property of drilling fluid, by mix grey funnel (12) to drilling fluid add solid phase material such as blanc fixe, iron ore powder,
Soil powder etc. adds chemical treatments such as tannin extract, tannic acid, CMC etc. by chemicals dosing plant (11) to drilling fluid, and (position on the 1-1～n) can change by actual needs chemicals dosing plant (11) at basin.The stirring work of drilling fluid is finished by mixed grey funnel (12), agitator (13) and drilling fluid gun (14).
With reference to Fig. 2, existing vortex mix sizing device (19) by: puddle jar (20), a center suction pipe (21), playpipe (22), nozzle and (23-1～n), bottom suction pipe (24), stir kinetic pump (centrifugal pump) (25), raw material conveying device (26), valve (4-10～14) and pipeline (3-6～7) etc. and form.Wherein, the tank body of puddling jar (20) is that cross section is the cylinder of circle or U-shaped; Center suction pipe (21) is positioned on the central axis of jar (20); Playpipe (22) is positioned on jar longitudinal direction of (20) bottom; Bottom suction pipe (24) is positioned at jar (a 20) body bottom; Raw material conveying device (26) has pneumatic conveying, machinery to carry and fluid power is carried three kinds of patterns.Can select for use by the situ of drilling well condition.
The working method that vortex mixes sizing device (19) mainly contains two kinds: the one, and single jar of operating type promptly stirs after jar (20) internal-filling liquid feeds intake, discharging after stirring is finished; The 2nd, the mode of working continuously, i.e. continuous topping up in jar (20) feeds intake and stirs the drilling fluid that continuous blow-down simultaneously stirs.
The flow process of the mode of working continuously is described below in conjunction with Fig. 2:
Stir kinetic pump (25) and suck liquid through valve (4-11) by the center suction pipe (21) of puddling jar (20), kinetic pump (25) also can suck liquid from the outside through pipeline (3-6) and valve (4-12), and the valve (4-10) on bottom suction pipe this moment (24) is closed.The liquid that kinetic pump (25) is discharged flows to playpipe (22) through valve (4-13), nozzle (23-1～n) is housed on the playpipe (22), (23-1～n) is atomizing of liquids in puddling jar (20) by nozzle, meanwhile, kinetic pump (25) liquid of discharging also can be through valve (4-14) and pipeline (3-7) to outside feed flow.The stirring work that vortex mixes sizing device (19) is the shear action by kinetic pump (25) impeller; The suction effect of center suction pipe (21); Playpipe (22) top nozzle (23-1～n) the flow at high speed effect of atomizing of liquids; Puddle that the vortex mobilization etc. of jar (20) inner fluid finishes.
See figures.1.and.2, when existing solidification control system for well drilling liguid and vortex mix sizing device (19) separate operaton, the drilling fluid that solid controlling system is handled well needs 2 charge pumps (16,16 ') pumping to give borehole pump (17,17 '), two mixed sizing devices (19,19 ') need 2 stirring kinetic pumps (25,25 '), charge pump (16,16 ') and stirring kinetic pump (25,25 ') are not got in touch, and have that power consumption is many, floor space is big, shortcomings such as inconvenient operation.
With reference to Fig. 3, vortex to be mixed sizing device (19,19 ') according to solidification control system for well drilling liguid of the present invention and organically, reasonably be combined into existing solidification control system for well drilling liguid, new system is by: drilling fluid basin (1-1～n); Drilling fluid liquid road connectivity device promptly comprises liquid bath (2), pipeline (3-1～n), valve (4-1～n); Drilling liquid fixed liquid separator is involving vibrations sieve (5), desander (6), desilter (7), cleaner (8), centrifuge (9); The drilling fluid gas-liquid separation equipment is deaerator (10); Agitator (13); Drilling fluid gun (mud gun) (14); Vortex mixes sizing device (19,19 ') promptly to have and puddles jar (20,20 '), a center suction pipe (21,21 '), playpipe (22,22 ') and nozzle (23-1～n, 23-1 '～n ') thereof, bottom suction pipe (24,24 '), stirs kinetic pump (25,25 ') and raw material conveying device compositions such as (26,26 ').Wherein, mix sizing device (19,19 ') but double as drilling fluid basin (1-1～n), mix sizing device (19,19 ') in stirring kinetic pump (centrifugal pump) (25,25 ') double as borehole pump (reciprocating pump) (17,17 ') charge pump (centrifugal pump) (16,16 ') and replace the kinetic pump (centrifugal pump) (18) that mixes grey funnel (12), mix sizing device (19,19 ') in playpipe (22,22 ') on each nozzle (23-1～n, 23-1 '～n ') all increased valve (4-17-1～n newly, 4-17 '-1 '～n '), by control valve (4-17-1～n, opening 4-17 '-1 '～n '), close number and aperture thereof and can regulate stirring kinetic pump (25,25 ' promptly 16,16 ') the output lift, thereby change double as charge pump (16,16 ') stirring kinetic pump (25,25 ') the operating point, make it to have given play to high efficiency.
Flow process according to solidification control system for well drilling liguid of the present invention is: the drilling fluid that returns out from well (15) flows to the drilling fluid basin through liquid bath (2), and (vibrosieve (5) on the 1-1～n) below passes through deaerator (10), desander (6), cleaner (8), centrifuge (9) etc. in turn and handles; Vortex mixes sizing device (19,19 ') stirring kinetic pump (25,25 ') be borehole pump (17,17 ') charge pump (16,16 ') through pipeline (3-1,3-1 ') and valve (4-1,4-1 ') (1-1～n) sucks the drilling fluid of handling well from the drilling fluid basin, simultaneously also can be through center suction pipe (21,21 ') and valve (4-11,4-11 ') from mixing sizing device (19,19 ') puddle jars (20,20 ') suck the drilling fluid stir, by control valve (4-1,4-1 ' and/or 4-11,4-11 ') aperture can be controlled the liquid measure that sucks drilling fluid, at this moment bottom suction pipe (24,24 ') on valve (4-10,4-10 ') closes; Stir kinetic pump (25,25 ') and be that charge pump (16,16 ') will (1-1～n) and puddle a drilling fluid that jar (20,20 ') suck and stir the back by impeller and discharge: a part of liquid be got back to through valve (4-13,4-13 '), playpipe (22,22 '), valve (4-17-1～n, 4-17 '-1 '～n ') and nozzle (23-1～n, 23-1 '～n ') spray and puddled the jar (20,20 ') from basin; Another part liquid or through valve (4-14,4-14 '; 4-15) and pipeline (3-8) be expelled back into basin and (to realize the circulation of drilling fluid on ground, can control the liquid measure of discharging drilling fluid by the aperture of control valve (4-14,4-14 '), among the 1-1～n) perhaps through valve (4-18,4-18 '; 4-3,4-3 ') to borehole pump (17,17 ') perfusion, this moment is with valve (4-18,4-18 '; 4-3,4-3 ') standard-sized sheet gets final product; The liquid that pumps by borehole pump (17,17 ') or enter well (15) through pipeline (3-2,3-2 '), valve (4-4,4-4 ') and pipeline (3-3) is perhaps through pipeline (3-2,3-2 ') and valve (4-5,4-5 '; 4-6) enter waste liquid pool (W), perhaps through pipeline (3-2,3-2 '), valve (4-5,4-5 '; 4-7) and pipeline (3-4) flow to drilling fluid gun (14) so that stirring power to be provided.
According to solidification control system for well drilling liguid of the present invention, its operating type mainly contains:
1, borehole pump reperfusion mode
With valve (4-10, the 4-10 ' in the mixed sizing device (19,19 ') of vortex; 4-11,4-11 '; 4-13,4-13 ') close, to mix sizing device (19,19 ') and from system, separate, stir kinetic pump (25,25 ') and be charge pump (16,16 ') through pipeline (3-1,3-1 ') and valve (4-1,4-1 ') from drilling fluid basin (the suction drilling fluid of 1-1～n) and through valve (4-18,4-18 '; 4-3,4-3 ') pour into and give borehole pump (17-17 ').
2, borehole pump quits work, and vortex mixes the sizing device mode of working continuously.
With valve (4-3,4-3 ') closes, it is borehole pump (17,17 ') quit work, stir kinetic pump (25,25 ' promptly 16,16 ') through pipeline (3-1,3-1 ') and valve (4-1,4-1 ') from drilling fluid basin (1-1～n) and/or through center suction pipe (21,21 ') and valve (4-11,4-11 ') from puddling jar (20,20 ') the suction drilling fluid, by control valve (4-1,4-1 ' and/or 4-11,4-11 ') regulates the liquid measure that sucks drilling fluid, stir kinetic pump (25,25 ' promptly 16,16 ') will be from basin (1-1～n) and/or puddle jars (20,20 ') drilling fluid that sucks stirs after valve (4-13 by impeller, 4-13 '; 4-17-1～n, 4-17 '-1 '～n ') and nozzle (23-1～n, 23-1 '～n ') spray into and puddle jar (20,20 ') and through valve (4-14,4-14 '; 4-15) and pipeline (3-8) be pumped into any position such as the drilling fluid basin (1-2) of system, outwards export the liquid measure of drilling fluid by the number of control valve (4-17-1～n, 4-17 '-1 '～n ') and the aperture controllable device (19,19 ') of aperture and control valve (4-14,4-14 '), and guarantee to stir the design work state of kinetic pump (25,25 ' promptly 16,16 ').
3, borehole pump and vortex mix sizing device operating type simultaneously
Similar to the 2nd kind of working method, that different is close outflow valve door (4-14,4-14 ' or 4-15), the input valve (4-3,4-3 ') of opening borehole pump (17,17 ') gets final product, and the do not need control valve aperture of (4-3,4-3 ') is controlled the input discharge capacity of borehole pump (17,17 ').
4, vortex mixes single jar of operating type of sizing device
With valve (4-1,4-1 '; 4-3,4-3 '; 4-10,4-10 '; ) close, with valve (4-11,4-11 '; 4-18,4-18 '; 4-13,4-13 '; 4-17-1～n, 4-17 '-1 '～n ') open, solid phase and/or liquid phase material are from puddling jar (20,20 ') input.
5, stirring kinetic pump is the regulative mode of charge pump operating point
When vortex mixes sizing device (19,19 ') operation, so long as by valve (4-18,4-18 '; 4-3,4-3 '; 4-16 and/or 4-14,4-14 '; 4-15) outwards export fluid and will influence all that to stir kinetic pump (25,25 ') be the operating point of charge pump (16,16 '), the principle of regulating the operating point is the percentage that accounts for pump (25,25 ' promptly 16,16 ') rated discharge according to the actual output discharge capacity of device (19,19 '), with the valve closing of same percentage in valve (4-17-1～n, 4-17 '-1 '～n ') number, pump (25,25 ' promptly 16,16 ') can return to former operating point.
6, vortex mixes the sizing device feed way
Vortex mixes sizing device (19,19 '), and (1-1～n) suck liquid imports solid phase material or chemical treatments by raw material conveying device (26,26 ') from the inlet of puddling on jar (20,20 ') from the drilling fluid basin.
Solidification control system for well drilling liguid of the present invention is compared with existing solidification control system for well drilling liguid, owing to have following feature:
1, increases vortex and mixed sizing device (19,19 ');
2, vortex mixes sizing device (19,19 ') and newly system and drilling fluid basin thereof (1-1～n) be communicated with, thereby increased the basin (volume of 1-1～n);
3, vortex mixes the stirring kinetic pump (25,25 ') in the sizing device (19,19 ') but one is the charge pump (16,16 ') of double as borehole pump (17,17 ') in new system, and the 2nd, but double as mixes the kinetic pump (18) of grey funnel (12);
4, vortex mixes each nozzle (23-1～n, 23-1 '～n ') on the playpipe (22,22 ') in the sizing device (19,19 ') and has all increased a valve (4-17-1～n, 4-17 '-1 '～n ') newly.So system of the present invention has the following advantages and good effect:
1, have the advantage that adopts the mixed sizing device (19,19 ') of vortex to bring:
(1) have the function of preparing drilling fluid at a high speed and regulating performances such as drilling fluid proportion, this helps the preventing spraying operation of drilling well and realizes balanced drilling;
(2) it is good to puddle quality, proportion error＜0.01 of the drilling fluid of puddling different parts in puddling jar (20,20 '), the ionization voltage of the invert mud of puddling can improve more than 200 volts, and this helps preparing special drilling fluid such as invert mud;
(3) drilling fluid materials utilization rate height almost can all utilize and not produce precipitation;
(4) the rapid dispersing and dissolving of the chemical treatments of indissoluble such as CMC energy is in drilling fluid.
2, having improved stirring kinetic pump (25,25 ') is the condition of work of charge pump (16,16 '), makes it to have given play to high efficiency
With reference to Fig. 4, expression is the operating point curve of the centrifugal pump (25,25 ' promptly 16,16 ') of example with JC-150 centrifugal pump (25,25 ' promptly 16,16 ') as the charge pump (16,16 ') of 3NB-800 borehole pump (17,17 ') among Fig. 4.The projected working point of JC-150 pump (25,25 ' promptly 16,16 ') is flow Q=198m
3/ h, lift H=41.4m, efficiency eta=0.59, and the discharge capacity scope of 3NB-800 borehole pump (17,17 ') is 50～132.1m
3/ h, so JC-150 pump (25,25 ') is the A-B district as the workspace of charge pump (16,16 '), efficiency eta=0.28～0.47 of JC-150 pump in the A-B district (25,25 ' promptly 16,16 ').Volute pump (25,25 ' promptly 16,16 ') is when off-design operating point, operating point, the resultant radial force of liquid effects on impeller increases, axle envelope, bearing etc. to pump (25,25 ' promptly 16,16 ') all have harmful effect, thereby have reduced the application life of pump (25,25 ' promptly 16,16 ').In solidification control system for well drilling liguid of the present invention, when borehole pump (17,17 ') is worked, the working flow sum of borehole pump (17,17 ') and the mixed sizing device (19,19 ') of vortex can be decided to be 200m
3/ h, thus with JC-150 pump (25,25 ') promptly 16,16 ') the operating point be adjusted to best operating point C point.When borehole pump (17,17 ') needed to change flow, the working flow that vortex mixes sizing device (19,19 ') also made corresponding changes; Borehole pump (17,17 ') is when quitting work, vortex mixes the independent load that sizing device (19,19 ') then becomes JC-150 pump (25,25 ' promptly 16,16 '), the stabilization of operating point of pump (25,25 ' promptly 16,16 ') efficiently can put the C point equally.The stabilization of operating point of volute pump (25,25 ' promptly 16,16 ') also can improve its application life at the best point C point.
3, vortex mixes sizing device (19,19 ') and borehole pump (17,17 ') parallel operation, the discharge pressure that has also alleviated the charge pump (centrifugal pump) (16,16 ' promptly 25,25 ') that borehole pump (reciprocating pump) (17,17 ') discharge capacity pulsation caused fluctuates, and this helps improving the condition of work of borehole pump (17,17 ') and charge pump (16,16 ' promptly 25,25 ').
4, save a large amount of electric energy and equipment investment
With reference to Fig. 3, with first embodiment of the present invention is example, adopt solidification control system for well drilling liguid of the present invention to compare with adopting the mixed sizing device (19,19 ') of existing solidification control system for well drilling liguid and vortex separately, every bench drill machine can reduce configuration charge pump (16,16 ') two, mixes (12) one in grey funnel, mixes (18) one of grey funnel kinetic pumps, (11) one of chemicals dosing plants, drilling fluid basin (30m
3) ((13) two in one of 1-1～n) and agitator thereof, thus electrical power can be saved:
N
Joint=N
Pump priming* 2+N
Mix pump+ N
Stir* 2
＝55kW×2+55kW+7.5kW×2
＝180kW
Can save the equipment investment expense:
M
Joint=M
Pump priming* 2+M
Mix+ M
Jar+ M
Stir* 2
=2.5 ten thousand yuan * 2+3.0 ten thousand yuan+2.5 ten thousand yuan+0.75 ten thousand yuan * 2
=12 ten thousand yuan
If worked 1000 hours by the supporting use of 500 bench drill machines system of the present invention, every cover system of the present invention every year in the whole nation, 0.20 yuan of calculating of every 1kWh electricity charge then adopts system of the present invention can save the electricity charge every year:
M
=0.20 yuan/kWh * 180kW * 1000h * 500
=18000000 yuan
=1,800 ten thousand yuan
The whole nation supporting use of 500 bench drill machines system of the present invention can save the equipment investment expense in per 5 years:
M
If=12 ten thousand yuan * 500
=6,000 ten thousand yuan
Enforcement of the present invention can realize according to following three examples:
With reference to Fig. 3, first embodiment of the present invention mixes sizing device (19,19 ') with two vortexes to be combined into existing solidification control system for well drilling liguid, and the power of two stirring kinetic pumps (25,25 ') of two mixed sizing devices (19,19 ') of vortex equates with the power of the charge pump (16,16 ') of the two bench drill well pumps (17,17 ') of existing solidification control system for well drilling liguid.
With reference to Fig. 5, second embodiment of the present invention mixes sizing device (19) with a vortex to be combined into existing solidification control system for well drilling liguid, and the power that vortex mixes the stirring kinetic pump (25) of sizing device (19) equates with the power sum of the charge pump (16,16 ') of the two bench drill well pumps (17,17 ') of existing solidification control system for well drilling liguid.
With reference to Fig. 6, the 3rd embodiment of the present invention mixes sizing device (19,19 ') with two vortexes to be combined into existing solidification control system for well drilling liguid, and the power of two stirring kinetic pumps (25,25 ') of two mixed sizing devices (19,19 ') of vortex equates with the power of the charge pump (16,16 ') of the two bench drill well pumps (17,17 ') of existing solidification control system for well drilling liguid.With reference to Fig. 3, Fig. 5 and Fig. 6, the 3rd embodiment and first and second embodiment have relatively saved intake duct (3-1,3-1 ') and overflow pipe (3-10,3-10 ').With reference to Fig. 2 and Fig. 6, vortex among the 3rd embodiment mixes sizing device (19,19 ') and mixes sizing device (19) with existing vortex and compare, basin (1-1～n) with puddle usefulness bottom connecting pipe (3-11,3-11 ') and valve (4-19,4-19 ' between the jar (20,20 '); 4-20,4-20 ') be communicated with, stir kinetic pump (25,25 ') and suck liquid by center suction pipe (21,21 ') and valve (4-11,4-11 ').Advantage and good effect that this improvement brings are:
1, connecting pipe (3-1～n) few;
2, needn't depend on control valve (4-1,4-1 '; 4-11,4-11 ') control and stir kinetic pump (25,25 ' promptly 16,16 ') sucks liquid from the outside liquid measure;
3, puddle better quality.
Claims (3)
1, a kind of oil and geological exploration drillng operation solidification control system for well drilling liguid, comprising:
(1) drilling fluid basin (1-1～n);
(2) drilling fluid liquid road connectivity device;
(2.1) liquid bath (2),
(2.2) pipeline (3-1～n),
(2.3) valve (4-1～n),
(2.4) liquid bath (2), pipeline (3-1～n), valve (each equipment of connected system (device) of 4-1～n)
The interstitial fluid road;
(3) drilling liquid fixed liquid separator:
(3.1) vibrosieve (5),
(3.2) desander (6),
(3.3) desilter (7),
(3.4) cleaner (8),
(3.4.1) cleaner vibrosieve (8-5),
(3.4.2) cleaner desilter (8-7),
(3.5) centrifuge (9),
(3.6) vibrosieve (5), desander (6), desilter (7), cleaner (8), centrifuge (9) are installed in basin (on the 1-1～n);
(4) drilling fluid gas-liquid separation equipment:
(4.1) deaerator (10);
(5) agitator (13):
(5.1) agitator (13) is installed in basin (among the 1-1～n);
(6) drilling fluid gun (mud gun) (14);
It is characterized in that having:
(7) vortex mixes sizing device (19,19 ');
(7.1) mixed block jar (20,20 '),
(7.1.1) jar (20,20 ') body is that cross section is the cylinder of circle or U-shaped,
(7.1.2) on jar (20,20 ') central axis center suction pipe (21,21 ') is arranged,
(7.1.3) there is playpipe (22,22 ') jar (20,20 ') bottom along the longitudinal direction, and nozzle (23-1～n, 23-1 '～n ') is arranged on the playpipe (22,22 '),
(7.1.4) bottom suction pipe (24,24 ') is arranged at jar (20,20 ') body bottom;
(7.1.5) jar (20,20 ') top overfall is by pipeline (3-10,3-10 ') and basin (1-1～n) be connected;
(7.2) stir kinetic pump (25,25 '),
(7.2.1) kinetic pump (25,25 ') is a centrifugal pump,
(7.2.2) kinetic pump (25,25 ') also is the charge pump (16,16 ') of borehole pump (17,17 '),
(7.2.3) borehole pump (17,17 ') is a reciprocating pump,
(7.2.4) intake of kinetic pump (25,25 ') by valve (4-1,4-1 ') and pipeline (3-1,3-1 ') and basin (1-1～n) be connected,
(7.2.5) outlet opening of kinetic pump (25,25 ') is by valve (4-18,4-14,4-15; 4-18 ', 4-14 ', 4-15) and pipeline (3-8) and basin (1-1～n) be connected,
(7.2.6) outlet opening of kinetic pump (25,25 ') is by valve (4-18,4-3; 4-18 ', 4-3 ') be connected with the intake of borehole pump (17,17 ');
(7.3) raw material input device (26,26 '),
(7.3.1) raw material input device (26,26 ') is installed in and puddles jar entrance of (20,20 ') top.
2,, it is characterized in that the valve that vortex mixes sizing device (19,19 ') and have control nozzle (23-1～n, 23-1 '～n ') (4-17-1～n, 4-17 '-1 '～n ') according to the described system of claim 1.
3, according to the described system of claim 1, what it is characterized in that vortex mixes sizing device (19,19 ') puddles jar (20,20 ') available bottom connecting pipe (3-11,3-11 ') and valve (4-19,4-19 '; 4-20,4-20 ') (1-1～n) be connected stirs kinetic pump (25,25 ' promptly 16,16 ') by valve (4-11,4-11 ') and center suction pipe (21,21 ') and drilling fluid basin (1-1～n) be connected with the drilling fluid basin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91102428 CN1022341C (en) | 1991-04-13 | 1991-04-13 | Solidification control system for well drilling liguid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91102428 CN1022341C (en) | 1991-04-13 | 1991-04-13 | Solidification control system for well drilling liguid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1059180A CN1059180A (en) | 1992-03-04 |
| CN1022341C true CN1022341C (en) | 1993-10-06 |
Family
ID=4905592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91102428 Expired - Fee Related CN1022341C (en) | 1991-04-13 | 1991-04-13 | Solidification control system for well drilling liguid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1022341C (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082270B (en) * | 2007-07-10 | 2010-08-25 | 中国海洋石油总公司 | Drilling fluid treatment system |
| CN101949271B (en) * | 2010-09-30 | 2013-04-03 | 成都西部石油装备有限公司 | Low-temperature vehicle-mounted oil drilling fluid purifying system during drilling and repairing |
| CN103930183A (en) * | 2011-09-19 | 2014-07-16 | Fp马兰格尼公司 | Three-phase separation system for drilling fluids and drill cuttings |
| US9376875B2 (en) * | 2012-04-27 | 2016-06-28 | Smith International, Inc. | Wellbore annular pressure control system and method using gas lift in drilling fluid return line |
| CN103422823A (en) * | 2012-05-18 | 2013-12-04 | 北京格瑞迪斯石油技术有限公司 | Cleaning fiber and method for using cleaning fiber for cleaning well |
| AU2013400710B2 (en) | 2013-09-17 | 2016-12-15 | Halliburton Energy Services, Inc. | Removal of stick-slip vibrations in a drilling assembly |
| CN104499970B (en) * | 2014-11-28 | 2017-04-12 | 山东莱芜煤矿机械有限公司 | Technological method for drilling fluid solid control circulation system |
| CN105443053B (en) * | 2015-11-26 | 2017-10-24 | 合肥通用机械研究院 | Shore-based mud station supporting system for offshore drilling |
| CN105443055B (en) * | 2015-11-26 | 2017-10-24 | 合肥通用机械研究院 | Marine drilling bank base supports the operating procedure of mud plant's system |
| CN106801587B (en) * | 2017-02-09 | 2019-07-26 | 大连中远船务工程有限公司 | Drilling platforms leaks mud circulating treating system |
| CN106939773B (en) * | 2017-05-08 | 2019-03-15 | 长江大学 | A kind of drilling fluid mud screening drying method for treating and drilling fluid mud screening plant |
-
1991
- 1991-04-13 CN CN 91102428 patent/CN1022341C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1059180A (en) | 1992-03-04 |
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