CN109899053A - Method and device for determining drilling well site and computer readable storage medium - Google Patents
Method and device for determining drilling well site and computer readable storage medium Download PDFInfo
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Abstract
The invention discloses a method and a device for determining a drilling well site and a computer readable storage medium, and belongs to the field of oil and gas well drilling. The method comprises the following steps: and determining the position coordinates of the gravity centers of the target points of the plurality of oil and gas wells and the straight line where the shore line of the target environment sensitive area is located, and acquiring the minimum safe distance between the drilling well site where the plurality of oil and gas wells are located and the shore line and well site parameters of the drilling well site. And then, determining a straight line where a well row formed by the well heads of the plurality of oil and gas wells is located on the basis of the determined position coordinates of the gravity center of the target point, the straight line where the shore line is located, the obtained minimum safe distance and the well site parameters. And then based on the straight line of well row and well site parameters, determining the well site position and the well site size of the well site through a minimum area method, and avoiding the problem that the well site cannot be determined due to environmental protection factors when the target points of a plurality of oil and gas wells are positioned in a target environment sensitive area.
Description
Technical field
The present invention relates to oil gas well drilling field, in particular to the determination method, apparatus and computer of a kind of drilling well site
Readable storage medium storing program for executing.
Background technique
Before spudding in oil/gas well, need to predefine the drilling well site of oil/gas well, thus in determining drilling well
Realize spudding in for oil/gas well in well site.Due to the limitation of surface condition, and the environmental requirement being increasingly stringenter, the use of drilling well site
Ground is more and more nervous.Therefore, more and more regions carry out drilling well by the way of cluster well to realize the purpose saved the area.
Wherein, cluster well refers on a well site or platform, drills out several mouths even up to a hundred mouthfuls of wells, the well head of each well is at a distance of less than number
Rice, every well bottom then stretch to different direction.When determining drilling well site for cluster well, it is main determine well site position, well ranking set,
Well arranges the contents such as direction and well site size.Wherein, well row is made of the well head for more mouthfuls of oil/gas wells being located on the same line
's.
The drilling well site of cluster well is typically designed the earth surface area above target spot at present, with reduce the drilling well of oil/gas well into
Ruler, reduction difficulty of construction etc..Wherein, target spot refers to the preset coordinate point that oil/gas well wellbore trace in drilling process extends to.
However, when target spot is in environmentally sensitive areas, for example target spot is in the lower section in the regions such as shallow sea, lake, wetland, reservoir, due to
It is influenced by Environmental Factors or economic factor, drilling well site can not be built in the top of target spot.Therefore, quick in environment in order to realize
Spudding in for oil/gas well is carried out in sensillary area domain, a kind of determination method of drilling well site is needed, thus with the water front of environmentally sensitive areas
Based on build drilling well site.Wherein, water front refers to the land and water boundary line of environmentally sensitive areas.
Summary of the invention
In order to solve under the influence of Environmental Factors or economic factor, drilling well site can not be built in environmentally sensitive areas
Problem, the embodiment of the invention provides the determination method, apparatus and computer readable storage medium of a kind of drilling well site.The skill
Art scheme is as follows:
In a first aspect, providing a kind of determination method of drilling well site, which comprises
It determines straight where the position coordinates of the target spot center of gravity of more mouthfuls of oil/gas wells and the water front of target environment sensitizing range
Line, the target environment sensitizing range refer to the environmentally sensitive areas where the target spot of the more mouthfuls of oil gas, and the water front refers to
The land and water boundary line of the target environment sensitizing range；
Obtain minimum safe distance of the drilling well site where the more mouthfuls of oil/gas wells between the water front, Yi Jisuo
The well site parameter of drilling well site is stated, the well site parameter includes region model shared by each drilling equipment in multiple drilling equipments
It encloses, the well spacing of two mouthfuls of oil/gas wells of the well head quantity of the ring well site road width of the drilling well site, oil/gas well and arbitrary neighborhood
From；
Straight line, the minimum safe distance where position coordinates, the water front based on the target spot center of gravity and described
Well site parameter determines the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted；
Straight line and the well site parameter based on well row place, determine the drilling well site by least area method
Well site position and well site size.
Optionally, the position coordinates of the target spot center of gravity of more mouthfuls of oil/gas wells of the determination and target environment sensitizing range
Straight line where water front, comprising:
Obtain position coordinates of the target spot of each well in the more mouthfuls of oil/gas wells, the target environment sensitizing range
Angle on water front between the position coordinates of any point and the water front and due east direction or direct north；
The position coordinates of target spot based on each well determine that the position of the target spot center of gravity of the more mouthfuls of oil/gas wells is sat
Mark；
Position coordinates and the angle based on any point on the water front, determine the straight line where the water front.
Optionally, the position coordinates based on the target spot center of gravity, the straight line where the water front, the minimum safe
Distance and the well site parameter determine the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted, comprising:
Based on straight line, the minimum safe distance and the well site parameter where the water front, passing through the target spot
Position coordinates of center of gravity and perpendicular in the well head for determining the more mouthfuls of oil/gas wells on the direction of the straight line where the water front
Heart point；
Based on the straight line where the central point and the water front, the straight line where the well row is determined.
Optionally, the straight line where the row based on the well and the well site parameter, determine institute by least area method
State well site position and the well site size of drilling well site, comprising:
The position coordinates of the target spot of each well in straight line and the more mouthfuls of oil/gas wells based on well row place, with
And the inter-well distance of the well site parameter two mouthfuls of oil/gas wells of arbitrary neighborhood for including, by the well heads of the more mouthfuls of oil/gas wells with it is right
Line distance and the smallest method between the target spot answered, determine the pithead position of each well；
Pithead position and the well site parameter based on each well, determine the drilling well site by least area method
Well site position and well site size.
Second aspect, provides a kind of determining device of drilling well site, and described device includes:
First determining module, the position coordinates and target environment for determining the target spot center of gravity of more mouthfuls of oil/gas wells are sensitive
Straight line where the water front in region, the target environment sensitizing range refer to the environment sensitive where the target spot of the more mouthfuls of oil gas
Region, the water front refer to the land and water boundary line of the target environment sensitizing range；
Module is obtained, for obtaining minimum peace of the drilling well site where the more mouthfuls of oil/gas wells between the water front
The well site parameter of full distance and the drilling well site, the well site parameter include each drilling equipment in multiple drilling equipments
Two mouthfuls of shared ring well site road width of regional scope, the drilling well site, the well head quantity of oil/gas well and arbitrary neighborhood oil
The inter-well distance of gas well；
Second determining module, for the position coordinates based on the target spot center of gravity, the straight line where the water front, it is described most
Small safe distance and the well site parameter determine the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted；
Third determining module, for based on the well row where straight line and the well site parameter, pass through least area method
Determine well site position and the well site size of the drilling well site.
Optionally, first determining module includes:
Acquiring unit, for obtaining the position coordinates of the target spot of each well, the target in the more mouthfuls of oil/gas wells
Folder on the water front of environmentally sensitive areas between the position coordinates of any point and the water front and due east direction or direct north
Angle；
First determination unit determines the more mouthfuls of oil/gas wells for the position coordinates of the target spot based on each well
The position coordinates of target spot center of gravity；
Second determination unit determines the bank for position coordinates and the angle based on any point on the water front
Straight line where line.
Optionally, second determining module includes:
Third determination unit, for based on straight line, the minimum safe distance and the well site ginseng where the water front
Number, in the position coordinates by the target spot center of gravity and perpendicular to determining described more mouthfuls on the direction of the straight line where the water front
The central point of the well head of oil/gas well；
4th determination unit, for determining well row place based on the straight line where the central point and the water front
Straight line.
Optionally, the third determining module includes:
5th determination unit, for based on each well in the straight line and the more mouthfuls of oil/gas wells where well row
The inter-well distance for two mouthfuls of oil/gas wells of arbitrary neighborhood that the position coordinates of target spot and the well site parameter include, by described more
Line distance and the smallest method between the well head and corresponding target spot of mouth oil/gas well, determine the well head position of each well
It sets；
6th determination unit, for based on each well pithead position and the well site parameter, pass through minimum area
Method determines well site position and the well site size of the drilling well site.
The third aspect provides a kind of computer readable storage medium, is stored with computer program in the storage medium,
The computer program realizes any method that above-mentioned first aspect provides when being executed by processor.
Technical solution provided in an embodiment of the present invention has the benefit that in the embodiment of the present invention, more by determination
The position coordinates of target spot center of gravity and the straight line where the water front of target environment sensitizing range of mouth oil/gas well, and then in target
On the basis of straight line where the water front of environmentally sensitive areas, based on the position coordinates of target spot center of gravity, and acquire more
The well site parameter of minimum safe distance and drilling well site of the drilling well site between water front where mouth oil/gas well, determines more mouthfuls
Straight line where the well row that the well head of oil/gas well is constituted, to avoid target environment sensitizing range peace caused by drilling well site
Full hidden danger, while reducing the drilling cost of the heavy wool gas well.Later, based on the straight line where well row and the drilling well acquired
The well site parameter in well site is determined well site position and the well site size of drilling well site by least area method, avoided when more mouthfuls of oil
When the target spot of gas well is located at target environment sensitizing range, due to Environmental Factors influence and the problem of can not determine drilling well site.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the flow diagram of the determination method of the first drilling well site provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of the determination method of second of drilling well site provided in an embodiment of the present invention；
Fig. 3 A is the structural schematic diagram of the determining device of the first drilling well site provided in an embodiment of the present invention；
Fig. 3 B is the structural schematic diagram of the determining device of second of drilling well site provided in an embodiment of the present invention；
Fig. 3 C is the structural schematic diagram of the determining device of the third drilling well site provided in an embodiment of the present invention；
Fig. 3 D is the structural schematic diagram of the determining device of the 4th kind of drilling well site provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the determining device of the 5th kind of drilling well site provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of flow diagram of the determination method of drilling well site provided in an embodiment of the present invention.It, should referring to Fig. 1
Method includes the following steps.
Step 101: determining the position coordinates of the target spot center of gravity of more mouthfuls of oil/gas wells and the water front of target environment sensitizing range
The straight line at place, target environment sensitizing range refer to the environmentally sensitive areas where the target spot of the more mouthfuls of oil gas, which refers to
The land and water boundary line of target environment sensitizing range.
Step 102: minimum safe distance of the drilling well site where the more mouthfuls of oil/gas wells between the water front is obtained, with
And the well site parameter of drilling well site, the well site parameter include regional scope shared by each drilling equipment in multiple drilling equipments,
The inter-well distance of the ring well site road width of drilling well site, two mouthfuls of oil/gas wells of well head quantity and arbitrary neighborhood of oil/gas well.
Step 103: straight line, minimum safe distance and the well where position coordinates, the water front based on the target spot center of gravity
Field parameters determine the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted.
Step 104: based on the straight line and the well site parameter where well row, drilling well site being determined by least area method
Well site position and well site size.
It is quick by the position coordinates and target environment of the target spot center of gravity of more mouthfuls of oil/gas wells of determination in the embodiment of the present invention
Straight line where the water front in sensillary area domain, and then on the basis of the straight line where the water front of target environment sensitizing range, it is based on target
The position coordinates of center of gravity are put, and minimum safe of the drilling well site where the more mouthfuls of oil/gas wells acquired between water front
The well site parameter of distance and drilling well site determines the straight line where the well row that the well head of more mouthfuls of oil/gas wells is constituted, to avoid
Target environment sensitizing range security risk caused by drilling well site, while reducing the drilling cost of the heavy wool gas well.Later,
Based on the well site parameter of straight line and the drilling well site acquired where well row, drilling well site is determined by least area method
Well site position and well site size are avoided when the target spot of more mouthfuls of oil/gas wells is located at target environment sensitizing range, due to it is environmentally friendly because
The influence of element and the problem of can not determine drilling well site.
Optionally it is determined that the position coordinates of the target spot center of gravity of more mouthfuls of oil/gas wells and the water front of target environment sensitizing range
The straight line at place, comprising:
It obtains in the more mouthfuls of oil/gas wells on the position coordinates of target spot, the water front of target environment sensitizing range of each well
Angle between the position coordinates of any point and the water front and due east direction or direct north；
The position coordinates of target spot based on each well determine the position coordinates of the target spot center of gravity of the more mouthfuls of oil/gas wells；
Position coordinates and the angle based on any point on the water front, determine the straight line where the water front.
Optionally, straight line, minimum safe distance and well site where position coordinates, the water front based on the target spot center of gravity
Parameter determines the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted, comprising:
Based on straight line, minimum safe distance and well site parameter where the water front, in the position for passing through the target spot center of gravity
The central point of coordinate and the well head perpendicular to the more mouthfuls of oil/gas wells determining on the direction of the straight line where the water front；
Based on the straight line where the central point and the water front, the straight line where well row is determined.
Optionally, based on the straight line and the well site parameter where well row, drilling well site is determined by least area method
Well site position and well site size, comprising:
Based on the position coordinates of the target spot of each well in the straight line and the more mouthfuls of oil/gas wells where well row, and should
The inter-well distance for two mouthfuls of oil/gas wells of arbitrary neighborhood that well site parameter includes passes through the well heads of the more mouthfuls of oil/gas wells and corresponding target spot
Between line distance and the smallest method, determine the pithead position of each well；
Pithead position and the well site parameter based on each well, the well site of drilling well site is determined by least area method
Position and well site size.
All the above alternatives, can form alternative embodiment of the invention according to any combination, and the present invention is real
It applies example and this is no longer repeated one by one.
Fig. 2 is a kind of flow diagram of the determination method of drilling well site provided in an embodiment of the present invention.Referring to fig. 2, should
Method includes the following steps.
When the target spot of each well in more mouthfuls of oil/gas wells is located at target environment sensitizing range, due to by Environmental Factors or
The influence of economic factor can determine this more mouthfuls in the other side of the water front based on the water front of target environment sensitizing range
Drilling well site where oil/gas well.When determining drilling well site, in order to avoid between drilling well site and the more mouthfuls of oil/gas wells away from
From larger, it may be predetermined that the position coordinates of the target spot center of gravity of the more mouthfuls of oil/gas wells, and then determine target environment sensitizing range
Water front where straight line.Wherein, target environment sensitizing range refers to the environmentally sensitive areas where the target spot of the more mouthfuls of oil gas,
The water front refers to the land and water boundary line of target environment sensitizing range.
Specifically, it can determine that the position of the target spot center of gravity of the more mouthfuls of oil/gas wells is sat with 201- step 203 as follows
Straight line where mark and the water front of target environment sensitizing range.
Step 201: obtaining the position coordinates of the target spot of each well, target environment sensitizing range in the more mouthfuls of oil/gas wells
Water front on any point position coordinates and the water front and due east direction or direct north between angle.
For the position coordinates of the target spot center of gravity of the more mouthfuls of oil/gas wells, since the target spot center of gravity of the more mouthfuls of oil/gas wells refers to this
Therefore the center of the target spot of more mouthfuls of oil/gas wells in the position coordinates for the target spot center of gravity for determining the more mouthfuls of oil/gas wells, can be obtained
Take the position coordinates of the target spot of each well in the more mouthfuls of oil/gas wells.For example, when the more mouthfuls of oil/gas wells include 10 mouthfuls of oil/gas wells
When, the position coordinates of the target spot of each well in 10 mouthfuls of oil/gas wells can be obtained by such as the following table 1.
Table 1
For the water front of target environment sensitizing range, since equation where the water front of target environment sensitizing range can be based on
The point slope form of straight line is determined, namely can be based on the position coordinates of any point and the water front and due east direction on the water front
Or the angle between direct north.Therefore, before determining the straight line where the water front, any point on the water front can also be obtained
Position coordinates and the water front and due east direction or direct north between angle.For example, the coordinate of any point is on the water front
The angle of (20558000,4267100), the water front and direct north is 9.46 °.
Certainly, it when determining the straight line where the water front, can also be determined, for example can be based on by other methods
The position coordinates of any two points determine the straight line where the water front on the water front.It is sat by the position of any two points on the water front
Before marking the straight line where determining the water front, the position coordinates of any two points on the available water front.
It should be noted that when determining the drilling well site where the more mouthfuls of oil/gas wells, can using due east direction as x-axis with
Direct north is that y-axis establishes rectangular coordinate system.It is of course also possible to establish right angle using due east direction as y-axis by x-axis of direct north
Coordinate system, it is not limited in the embodiment of the present invention.
Step 202: the position coordinates of the target spot based on each well determine the position of the target spot center of gravity of the more mouthfuls of oil/gas wells
Set coordinate.
Specifically, the abscissa of the target spot based on each well determines the more mouthfuls of oil/gas wells according to following formula (1)
The abscissa of target spot center of gravity；The ordinate of target spot based on each well determines the more mouthfuls of oil/gas wells according to following formula (2)
Target spot center of gravity ordinate.
Wherein, in above-mentioned formula (1), XpRefer to that the abscissa of target spot center of gravity, N refer to the number of target spot, i refers to i-th
A target spot, xiRefer to the abscissa of i-th of target spot；In above-mentioned formula (2), YpRefer to that the ordinate of target spot center of gravity, N refer to target
The number of point, i refer to i-th of target spot, yiRefer to the ordinate of i-th of target spot.
Continue the example above, for the target coordinate of each well in above-mentioned 10 mouthfuls of oil/gas wells, according to above-mentioned formula (1)
The abscissa for determining the target spot center of gravity of 10 mouthfuls of oil/gas wells is 20558650, and the target of 10 mouthfuls of oil/gas wells is determined according to above-mentioned formula (2)
The ordinate of point center of gravity is 4268000, be that is to say, the coordinate of the target spot center of gravity of 10 mouthfuls of oil/gas wells be (20558650,
4268000)。
Step 203: position coordinates and the angle based on any point on the water front determine the straight line where the water front.
It specifically, can be based on the position of any point C on the water front when acquiring the angle of the water front and direct north
Coordinate and the angle are set, the straight line where the water front is determined according to following formula (3)；When acquiring the water front and due east direction
Angle when, can position coordinates based on any point C on the water front and the angle, determine the water front according to following formula (4)
The straight line at place.
Y1=cot α × X1+Yc-cotα×Xc (3)
Y1=tan α × X1+Yc-tanα×Xc (4)
Wherein, in above-mentioned formula (3), Y1Refer to the ordinate at any point on the straight line where the water front, X1Refer to this
The corresponding abscissa of the ordinate at any point on straight line where water front, α refer to the angle of the water front and direct north, YcIt is
Refer to the ordinate of any point C, XcRefer to the abscissa of any point C；In above-mentioned formula (4), α refers to the water front and due east
The angle in direction, remaining each parameter meaning can be such as the meanings of relevant parameter in above-mentioned formula (3).
Continue the example above, when any point C on the water front acquired position coordinates be (20558000,
4267100), the angle of the water front and direct north is 9.46 °, and the straight line where determining the water front according to above-mentioned formula (3) is
Y1=6 × X1-119080900。
Step 204: minimum safe distance of the drilling well site where the more mouthfuls of oil/gas wells between the water front is obtained, with
And the well site parameter of drilling well site.
For minimum safe distance of the drilling well site between the water front, the target spot weight of the more mouthfuls of oil/gas wells is being determined
After straight line where the position coordinates of the heart and the water front, in order to avoid determining drilling well site is deposited because of target environment sensitizing range
Security risk, and the target spot in order to avoid the drilling well site apart from each well is farther out, to increase the brill of oil/gas well
Well expense, the minimum safe distance between drilling well site and the water front where the available more mouthfuls of oil/gas wells.
For example, the minimum safe distance between drilling well site and the water front can be 15 meters.
For the well site parameter of drilling well site, before to this, more mouthfuls of oil/gas wells spud in, drilling well site needs to be arranged
Multiple drilling equipments, and need to reserve the movable passageway of multiple drilling equipment.Due to each drilling well in multiple drilling equipment
Regional scope shared by equipment may be different, and therefore, before the drilling well site for determining the more mouthfuls of oil/gas wells, available this is more
The well site parameter of mouth oil/gas well.
Wherein, which may include regional scope shared by each drilling equipment, drilling well in multiple drilling equipments
The inter-well distance of the ring well site road width in well site, two mouthfuls of oil/gas wells of well head quantity and arbitrary neighborhood of oil/gas well.Wherein, each
Regional scope shared by drilling equipment may include region model shared by door direction of the drilling equipment from well head to drilling well site
It encloses, regional scope shared by backstage direction of the drilling equipment from well head to drilling well site, drilling equipment is from most edge oil/gas well
Regional scope shared by well head to two sides, region shared by regional scope and drilling well corollary equipment shared by drilling fluid equipment
Range etc..The well head quantity of oil/gas well can be configured according to 1.2-1.5 times of target spot number.
For example, regional scope shared by each drilling equipment can be in multiple drilling equipment are as follows: drilling equipment is from well head
Minimum range to the door direction of drilling well site is 40 meters, the minimum in backstage direction of the drilling equipment from well head to drilling well site
Distance be 30 meters, drilling equipment from the minimum range of well head to the two sides of most edge oil/gas well be 10 meters, drilling fluid equipment institute
30 × 10 square metres of minimum zone are needed, 30 × 15 square metres of minimum zone needed for drilling well corollary equipment, the ring well site of drilling well site
Road width is 3 meters, and the well head quantity of oil/gas well is 14, and the well spacing of two mouthfuls of oil/gas wells of arbitrary neighborhood is 6 meters.
After the well site parameter for obtaining minimum safe distance and drilling well site between drilling well site and the water front,
Can position coordinates based on the target spot center of gravity, straight line, minimum safe distance and the well site parameter where the water front, determining should
Straight line where the well row that the well head of more mouthfuls of oil/gas wells is constituted.It specifically, can be real with 205- step 206 as follows
It is existing.
Step 205: based on straight line, minimum safe distance and well site parameter where the water front, passing through the target spot weight
The central point of the position coordinates of the heart and the well head perpendicular to the more mouthfuls of oil/gas wells determining on the direction of the straight line where the water front.
In order to meet regional scope shared by drilling equipment in drilling well site, and avoid because target environment sensitizing range to
Drilling well site bring security risk, while in order to avoid the well head with corresponding target spot of each well in the more mouthfuls of oil/gas wells
The distance between farther out, to increase the investment cost of oil gas well drilling, can in the position coordinates by the target spot center of gravity and
Perpendicular on the direction of the straight line where the water front, based on the minimum safe distance between the water front and drilling well site, drilling well well
The institute of door direction of the drilling equipment that the ring well site road width and the well site parameter of field include from well head to drilling well site
The shared regional scope in backstage direction of the regional scope or drilling equipment accounted for from well head to drilling well site, determines this more mouthfuls
The central point of the well head of oil/gas well.
In one possible implementation, can straight line where position coordinates based on the target spot center of gravity and the water front with
The angle of direct north, the straight line being determined perpendicular to according to following formula (5) where the direction of the straight line where the water front, in turn
The position of the intersection points B between the straight line where straight line and the water front where determining the vertical water front where the direction of straight line is sat
Mark.Later, based on the minimum safe distance between the water front and drilling well site, the ring well site road width of drilling well site, and
The shared regional scope or drilling machine of door direction of the drilling equipment that the well site parameter includes from well head to drilling well site is set
The shared regional scope in the standby backstage direction from well head to drilling well site, determines the distance between intersection points B and central point A, into
And the position coordinates and intersection points B and central point of straight line and intersection points B where the direction based on the straight line where the vertical water front
The distance between A determines the position coordinates of central point A according to following formula (6).
Y2=-tan α × X2+Yp+tanα×Xp (5)
Wherein, in above-mentioned formula (5), Y2It is any one on straight line where referring to the vertical water front where the direction of straight line
The ordinate of point, X2The corresponding cross of ordinate at any point on straight line where referring to the vertical water front where the direction of straight line
Coordinate, YpRefer to the ordinate of target spot center of gravity, XpRefer to that the abscissa of target spot center of gravity, α refer to the folder of the water front and direct north
Angle；In above-mentioned formula (6), YaRefer to the ordinate of central point A, XaRefer to the abscissa of central point A, YbRefer to the vertical of intersection points B
Coordinate, XbRefer to that the abscissa of central point B, L refer to the distance between central point A and intersection points B, the meaning of remaining parameter is for example above-mentioned
The meaning of formula (5) relevant parameter.
The angle of continuation the example above, the water front and direct north is that the position coordinates of 9.46 ° of target spot centers of gravity are
(20558650,4268000), the then straight line where determining the vertical water front based on above-mentioned formula (5) where the direction of straight line areAnd then pass through the straight line Y where the water front1=6 × X1- 119080900 with where the vertical water front
Straight line where the direction of straight lineThe coordinate for determining intersection points B is (20558163,4268081).It
Afterwards, based on 15 meters of minimum safe distance, 30 meters of minimum range of backstage direction of the drilling equipment from well head to drilling well site, and
3 meters of ring well site road width determines that the distance between intersection points B and central point L are 48 meters.And then it is determined according to above-mentioned formula (6)
The position coordinates of central point A are (20558116,4268089).
Step 206: based on the straight line where central point and the water front, determining the straight line where well row.
After the well head central point that the more mouthfuls of oil/gas wells have been determined, in order to ensure each well in the more mouthfuls of oil/gas wells
Security risk is not present, and guarantees that the wellbore trace of each well is most short, the central point can be crossed and be parallel to the water front
The parallel lines of the straight line at place, and by the straight line where the parallel lines be determined as the more mouthfuls of oil/gas wells well row where straight line.
Continue the example above, the position coordinates of central point A are (20558116,4268089), and the straight line where the water front is
Y1=6 × X1- 119080900, so that the straight line where the position coordinates based on central point A and the water front, determines that the well is arranged
The straight line at place is Y3=6 × X3-119080607。
Straight line where well row has been determined after that is to say the position and direction that the well is arranged, can arrange institute based on the well
Straight line and the well site parameter, well site position and the well site size of the drilling well site are determined by least area method.Specifically,
It can be realized with 207- step 208 as follows.
Step 207: the position based on the target spot of each well in the straight line and the more mouthfuls of oil/gas wells where well row is sat
The inter-well distance of mark and the well site parameter two mouthfuls of oil/gas wells of arbitrary neighborhood for including, by the well heads of the more mouthfuls of oil/gas wells with
Line distance and the smallest method between corresponding target spot, determine the pithead position of each well.
It, can be based on any phase acquired in the pithead position of the more mouthfuls of oil/gas wells on the straight line where well row
Inter-well distance between adjacent two mouthfuls of oil/gas wells determines on the straight line where well row.It is determined on the straight line where well row
When the pithead position of each well, for the sum of the wellbore trace that guarantees each well minimum, to reduce the more mouthfuls of oil gas
The investment cost of well, and on the basis of default geological constraining condition, can by the well heads of the more mouthfuls of oil/gas wells with it is corresponding
Target spot between line distance and the smallest method, determine the pithead position of each well.
Wherein, the default geological constraining condition can limit of mining based on the more mouthfuls of oil/gas wells or ground restrictive condition into
Row is preset, for example, the default geological constraining condition can be the pithead position of any mouthful of oil/gas well in the more mouthfuls of oil/gas wells
Position coordinates abscissa range or ordinate range.
Step 208: pithead position and the well site parameter based on each well determine drilling well well by least area method
The well site position of field and well site size.
Specifically, it is determining in drilling well site in more mouthfuls of oil/gas wells after the pithead position of each well, can be based on
The well head quantity for the oil/gas well that the well site parameter includes determines the shared length of the well row of more mouthfuls of oil/gas wells drilling well site Nei.Into
And on the basis of the well arranges shared region, gate of the drilling equipment that parameter includes based on the well site from well head to drilling well site
Regional scope shared by direction, regional scope and drilling machine shared by backstage direction of the drilling equipment from well head to drilling well site
Equipment determines the length and width of drilling area in drilling well site from regional scope shared by well head to the two sides of most edge oil/gas well
Degree.Later, on the basis of the length and width of drilling area, area shared by the drilling fluid equipment that parameter includes based on the well site
Domain range, the ring well site road width of regional scope and drilling well site shared by drilling well corollary equipment, determines drilling well site
Length and width.After the length and width of drilling well site has been determined, based in the determining more mouthfuls of oil/gas wells of above-mentioned steps 207
The position coordinates of the pithead position of any mouthful of oil/gas well, four edges line the distance between of this mouthful of oil/gas well apart from drilling well site,
And the angle of the water front and direct north, the straight of the four edges line difference place of drilling well site is determined by the point slope form of straight line
Line, and then by the intersection point between wantonly two straight lines in four straight lines, determine the position coordinates at four angles of drilling well site.
Wherein, drilling well site can be rectangular configuration, and the area of drilling well site can pass through the length and width of drilling well site
Product between degree determines.
Continue the example above, which includes 14 mouthfuls of oil/gas wells, between the well head of any adjacent two mouthfuls of oil/gas wells
Distance be 6 meters, then the shared length of well row is (14-1) × 6 meter, that is to say that the shared length of well row is 78 meters.Due to
The minimum range of door direction of the drilling equipment from well head to drilling well site is 40 meters, and drilling equipment is from well head to drilling well site
The minimum range in backstage direction is 30 meters, and the minimum range of drilling equipment from well head to the two sides of most edge oil/gas well is 10
Rice, then the length of the drilling area of drilling well site is that well arranges 78 meters of length and drilling equipment from the well head of most edge oil/gas well to two
The sum of 10 meters of minimum range of side that is to say that the length of drilling area is 98 meters, and the width of drilling area is drilling equipment from well
Mouthful to drilling well site door direction minimum range be 40 meters, backstage direction of the drilling equipment from well head to drilling well site is most
Small distance is the sum of 30 meters, that is to say that the width of drilling area is 70 meters.
30 × 10 square metres of minimum zone needed for drilling fluid equipment, 30 × 15 squares of minimum zone needed for drilling well corollary equipment
Rice, the ring well site road width of drilling well site are 3 meters, are less than 70 meters of width of drilling area due to 30 meters+30 meters=60 meters, then
The length of drilling well site can be 98 meters of length of drilling area, 15 meters of width and ring well site road needed for drilling well corollary equipment
The sum of 3 meters of width of road, that is to say, the length in the direction of straight line where drilling well site is parallel to the water front is 98 meters+15 meters+2
× 3 meters=119 meters；The width of drilling well site is the sum of 3 meters of width of 70 well site the meter Yu Huan road of width of drilling area, namely
It is that drilling well site is 70 meters+2 × 3 meters=76 meters perpendicular to the length in the direction of straight line where the water front.Determining drilling well site
Four angles position coordinates be respectively (20558089,4268159), (20558164,4268146), (20558143,
4268019), (20558068,4268032).
In the embodiment of the present invention, in order to realize that more mouthfuls of oil/gas wells for being located at target environment sensitizing range to target spot are opened
It adopts, the drilling well site of the more mouthfuls of oil/gas wells can be arranged at the water front certain position of distance objective environmentally sensitive areas.?
When determining that the well site position of drilling well site, well ranking are set, well arranges direction and well site size, in order to reduce the brill of the more mouthfuls of oil/gas wells
Well cost of investment can determine straight line where the position coordinates and the water front of the target spot center of gravity of the more mouthfuls of oil/gas wells, Jin Er
The target spot center of gravity is crossed and perpendicular on the direction of the straight line where the water front, based on the minimum peace between the water front and drilling well site
The well site parameter of full distance and drilling well site determines the straight line where the well row of drilling well site, avoids because of target environment sensitivity
Security risk is caused in region to drilling well site.Later, the well site parameter based on straight line and drilling well site where well row,
Well site size and the well site position that drilling well site is determined by the least area method of drilling well site, avoid due to Environmental Factors
Influence and the problem of can not determine drilling well site.
Fig. 3 A is a kind of structural schematic diagram of the determining device of drilling well site provided in an embodiment of the present invention.Referring to Fig. 3 A,
The device includes:
First determining module 301, the position coordinates and target environment for determining the target spot center of gravity of more mouthfuls of oil/gas wells are quick
Straight line where the water front in sensillary area domain, target environment sensitizing range refer to the environmental sensitive area where the target spot of the more mouthfuls of oil gas
Domain, the water front refer to the land and water boundary line of target environment sensitizing range；
Module 302 is obtained, for obtaining minimum peace of the drilling well site where the more mouthfuls of oil/gas wells between the water front
The well site parameter of full distance and drilling well site, the well site parameter include in multiple drilling equipments shared by each drilling equipment
Regional scope, the ring well site road width of drilling well site, oil/gas well two mouthfuls of oil/gas wells of well head quantity and arbitrary neighborhood well between
Distance；
Second determining module 303, for the position coordinates based on the target spot center of gravity, the straight line where the water front, minimum peace
Full distance and the well site parameter determine the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted；
Third determining module 304, it is true by least area method for straight line and the well site parameter based on well row place
Determine well site position and the well site size of drilling well site.
Optionally, referring to Fig. 3 B, the first determining module 301 includes:
Acquiring unit 3011, for obtaining position coordinates, the target ring of the target spot of each well in the more mouthfuls of oil/gas wells
Angle on the water front of border sensitizing range between the position coordinates of any point and the water front and due east direction or direct north；
First determination unit 3012 determines the more mouthfuls of oil/gas wells for the position coordinates of the target spot based on each well
Target spot center of gravity position coordinates；
Second determination unit 3013 determines the water front for position coordinates and the angle based on any point on the water front
The straight line at place.
Optionally, referring to Fig. 3 C, the second determining module 303 includes:
Third determination unit 3031, for based on straight line, minimum safe distance and well site parameter where the water front,
By the position coordinates of the target spot center of gravity and perpendicular to the well for determining the more mouthfuls of oil/gas wells on the direction of the straight line where the water front
The central point of mouth；
4th determination unit 3032, for determining well row place based on the straight line where the central point and the water front
Straight line.
Optionally, referring to Fig. 3 D, third determining module 304 includes:
5th determination unit 3041, for based on each well in the straight line and the more mouthfuls of oil/gas wells where well row
The inter-well distance for two mouthfuls of oil/gas wells of arbitrary neighborhood that the position coordinates of target spot and the well site parameter include passes through the more mouthfuls of oil
Line distance and the smallest method between the well head of gas well and corresponding target spot, determine the pithead position of each well；
6th determination unit 3042 passes through minimal face for pithead position and the well site parameter based on each well
Area method determines well site position and the well site size of drilling well site.
It is quick by the position coordinates and target environment of the target spot center of gravity of more mouthfuls of oil/gas wells of determination in the embodiment of the present invention
Straight line where the water front in sensillary area domain, and then on the basis of the straight line where the water front of target environment sensitizing range, it is based on target
The position coordinates of center of gravity are put, and minimum safe of the drilling well site where the more mouthfuls of oil/gas wells acquired between water front
The well site parameter of distance and drilling well site determines the straight line where the well row that the well head of more mouthfuls of oil/gas wells is constituted, to avoid
Target environment sensitizing range security risk caused by drilling well site, while reducing the drilling cost of the heavy wool gas well.Later,
Based on the well site parameter of straight line and the drilling well site acquired where well row, drilling well site is determined by least area method
Well site position and well site size, reduce the drilling cost of the heavy wool gas well, avoid when the target spot of more mouthfuls of oil/gas wells is located at mesh
When marking environmentally sensitive areas, due to Environmental Factors influence and the problem of can not determine drilling well site.
It should be understood that the determining device of drilling well site provided by the above embodiment is when determining drilling well site, only with
The division progress of above-mentioned each functional module can according to need and for example, in practical application by above-mentioned function distribution by not
Same functional module is completed, i.e., the internal structure of equipment is divided into different functional modules, to complete whole described above
Or partial function.In addition, the determining device of drilling well site provided by the above embodiment and the determination method of drilling well site are implemented
Example belongs to same design, and specific implementation process is detailed in embodiment of the method, and which is not described herein again.
Fig. 4 is a kind of structural schematic diagram of the determining device 400 of the drilling well site provided according to embodiments of the present invention.Referring to
Fig. 4, the device 400 in the embodiment of the present invention may include one or more such as lower component: processor 410, memory 420, logical
Believe component 430 and multimedia component 440 etc..
Processor 410
Processor 410 may include one or more processing core.Processor 410 can with it is each in device 400
Part interaction by running or execute the instruction being stored in memory 420, program, code set or instruction set, and is called and is deposited
Store up the data in memory 420, the various functions and processing data of executive device 400.Optionally, processor 410 can be adopted
With Digital Signal Processing (Digital Signal Processing, DSP), field programmable gate array (Field-
Programmable Gate Array, FPGA), in programmable logic array (Programmable Logic Array, PLA)
At least one example, in hardware realize.Processor 410 can integrating central processor (Central Processing Unit,
CPU), the group of one or more of image processor (Graphics Processing Unit, GPU) and modem etc.
It closes.Wherein, the main processing operation system of CPU, user interface and application program etc..
Memory 420
Memory 420 can store various types of data to support the operation in device 400.The example packet of these data
Include instruction, program, code and the meeting instruction set of any application or method for operating on device 400.Optionally, it deposits
Reservoir 420 may include random access memory (Random Access Memory, RAM), read-only memory (Read-Only
Memory), non-transient computer-readable medium (non-transitory computer-readable storage
Medium) etc..
Communication component 430
Communication component 430 can make to be communicated between device 400 and other equipment by wired or wireless way.Device
400 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or their combination.In an exemplary implementation
In example, communication component 430 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel.
It optionally, may include near-field communication (NFC) module in communication component 430, which can be based on radio frequency identification (RFID) skill
Art, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology, bluetooth (BT) technology and other technologies are realized.
Multimedia component 440
Multimedia component 440 includes the display screen of one output interface of offer between device 400 and user.Some
In embodiment, display screen may include liquid crystal display (LCD) and touch panel (TP).Display screen can receive user and use hand
The touch operation of any suitable object such as finger, felt pen on it or nearby, to receive input signal from the user.It is optional
Ground, multimedia component 440 can also include a front camera and/or rear camera etc..
It should also be noted that, it will be understood by those skilled in the art that the structure of device 400 shown by above-mentioned attached drawing simultaneously
The not restriction of structure twin installation 400, device 400 may include components more more or fewer than diagram, or combine certain components,
Or different component layout.For example, can also include radio circuit, all kinds of drive modules, sensor, audio in device 400
The components such as circuit, Wireless Fidelity (Wireless Fidelity, WiFi) module, power supply, bluetooth module, details are not described herein.?
In exemplary embodiment, device 400 can by one or more application specific integrated circuit (ASIC), controller, microcontroller,
The realization such as microprocessor or other electronic components, the method for executing above-mentioned Fig. 1 and embodiment illustrated in fig. 2 offer.
In the above-described embodiments, a kind of non-transitorycomputer readable storage medium including instruction is additionally provided, it is optional
Ground, the non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, magnetic medium
(such as: floppy disk, hard disk, tape), optical data storage devices or semiconductor medium (such as: solid state hard disk (Solid State
Disk, SSD)) etc..Computer program is stored in the storage medium, it, can be with when the computer program is executed by processor
Realize that above-mentioned Fig. 1 and embodiment illustrated in fig. 2 are provided wholly or partly by software, hardware, firmware or its any combination
Method.When implemented in software, it can entirely or partly realize in the form of a computer program product.The computer
Program product includes one or more computer instructions.The computer instruction can store in computer readable storage medium
In, or from a computer readable storage medium to another computer readable storage medium transmit.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of determination method of drilling well site, which is characterized in that the described method includes:
Determine the straight line where the position coordinates of the target spot center of gravity of more mouthfuls of oil/gas wells and the water front of target environment sensitizing range,
The target environment sensitizing range refers to the environmentally sensitive areas where the target spot of the more mouthfuls of oil gas, and the water front refers to described
The land and water boundary line of target environment sensitizing range；
Obtain minimum safe distance and the brill of the drilling well site where the more mouthfuls of oil/gas wells between the water front
The well site parameter in well well site, the well site parameter include regional scope shared by each drilling equipment in multiple drilling equipments, institute
State the inter-well distance of the ring well site road width of drilling well site, two mouthfuls of oil/gas wells of well head quantity and arbitrary neighborhood of oil/gas well；
Straight line, the minimum safe distance and the well site where position coordinates, the water front based on the target spot center of gravity
Parameter determines the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted；
Straight line and the well site parameter based on well row place, the well site of the drilling well site is determined by least area method
Position and well site size.
2. the method as described in claim 1, which is characterized in that the position of the target spot center of gravity of more mouthfuls of oil/gas wells of the determination is sat
Straight line where mark and the water front of target environment sensitizing range, comprising:
Obtain the water front of the position coordinates of the target spot of each well in the more mouthfuls of oil/gas wells, the target environment sensitizing range
Angle between the position coordinates of upper any point and the water front and due east direction or direct north；
The position coordinates of target spot based on each well determine the position coordinates of the target spot center of gravity of the more mouthfuls of oil/gas wells；
Position coordinates and the angle based on any point on the water front, determine the straight line where the water front.
3. the method as described in claim 1, which is characterized in that the position coordinates based on the target spot center of gravity, the bank
Straight line, the minimum safe distance and the well site parameter where line, determine what the well head of the more mouthfuls of oil/gas wells was constituted
Straight line where well row, comprising:
Based on straight line, the minimum safe distance and the well site parameter where the water front, passing through the target spot center of gravity
Position coordinates and perpendicular to the central point for the well head for determining the more mouthfuls of oil/gas wells on the direction of the straight line where the water front；
Based on the straight line where the central point and the water front, the straight line where the well row is determined.
4. method a method according to any one of claims 1-3, which is characterized in that the straight line and described where the row based on the well
Well site parameter determines well site position and the well site size of the drilling well site by least area method, comprising:
Based on the position coordinates of the target spot of each well in the straight line and the more mouthfuls of oil/gas wells where well row, Yi Jisuo
The inter-well distance for stating two mouthfuls of oil/gas wells of arbitrary neighborhood that well site parameter includes, by the well heads of the more mouthfuls of oil/gas wells with it is corresponding
Line distance and the smallest method between target spot, determine the pithead position of each well；
Pithead position and the well site parameter based on each well, the well of the drilling well site is determined by least area method
Field position and well site size.
5. a kind of determining device of drilling well site, which is characterized in that described device includes:
First determining module, for determining position coordinates and the target environment sensitizing range of the target spot center of gravity of more mouthfuls of oil/gas wells
Water front where straight line, the target environment sensitizing range refers to the environmental sensitive area where the target spot of the more mouthfuls of oil gas
Domain, the water front refer to the land and water boundary line of the target environment sensitizing range；
Module is obtained, for obtaining minimum safe distance of the drilling well site where the more mouthfuls of oil/gas wells between the water front
From and the drilling well site well site parameter, the well site parameter includes in multiple drilling equipments shared by each drilling equipment
Regional scope, two mouthfuls of the ring well site road width of the drilling well site, the well head quantity of oil/gas well and arbitrary neighborhood oil/gas wells
Inter-well distance；
Second determining module, for the position coordinates based on the target spot center of gravity, the straight line where the water front, the minimum peace
Full distance and the well site parameter determine the straight line where the well row that the well head of the more mouthfuls of oil/gas wells is constituted；
Third determining module, for based on the well row where straight line and the well site parameter, pass through least area method determine
The well site position of the drilling well site and well site size.
6. device as claimed in claim 5, which is characterized in that first determining module includes:
Acquiring unit, for obtaining the position coordinates of the target spot of each well, the target environment in the more mouthfuls of oil/gas wells
Angle on the water front of sensitizing range between the position coordinates of any point and the water front and due east direction or direct north；
First determination unit determines the target spot of the more mouthfuls of oil/gas wells for the position coordinates of the target spot based on each well
The position coordinates of center of gravity；
Second determination unit determines the water front institute for position coordinates and the angle based on any point on the water front
Straight line.
7. device as claimed in claim 5, which is characterized in that second determining module includes:
Third determination unit, for based on straight line, the minimum safe distance and the well site parameter where the water front,
By the position coordinates of the target spot center of gravity and perpendicular to the more mouthfuls of oil gas determining on the direction of the straight line where the water front
The central point of the well head of well；
4th determination unit, for determining the straight of well row place based on the straight line where the central point and the water front
Line.
8. the device as described in claim 5-7 is any, which is characterized in that the third determining module includes:
5th determination unit, for the target spot based on each well in the straight line and the more mouthfuls of oil/gas wells where well row
Position coordinates and the well site parameter two mouthfuls of oil/gas wells of arbitrary neighborhood for including inter-well distance, pass through the more mouthfuls of oil
Line distance and the smallest method between the well head of gas well and corresponding target spot, determine the pithead position of each well；
6th determination unit, for based on each well pithead position and the well site parameter, it is true by least area method
The well site position of the fixed drilling well site and well site size.
9. a kind of computer readable storage medium, which is characterized in that be stored with computer program, the meter in the storage medium
Claim 1-4 any method is realized when calculation machine program is executed by processor.
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| CN112814561A (en) * | 2021-01-04 | 2021-05-18 | 中国石油天然气股份有限公司 | Drilling method and drilling system |
| CN112983375A (en) * | 2021-03-01 | 2021-06-18 | 中国石油天然气股份有限公司 | Well site construction method and device |
| CN114856527A (en) * | 2021-02-03 | 2022-08-05 | 中国石油天然气股份有限公司 | Method and device for determining wellhead spacing in cluster well and computer storage medium |
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