CN206617147U - A skid-mounted water injection device - Google Patents
A skid-mounted water injection device Download PDFInfo
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- CN206617147U CN206617147U CN201621398724.7U CN201621398724U CN206617147U CN 206617147 U CN206617147 U CN 206617147U CN 201621398724 U CN201621398724 U CN 201621398724U CN 206617147 U CN206617147 U CN 206617147U
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Abstract
The utility model discloses a sled dress formula water injection device belongs to the oil development field. The skid-mounted water injection device comprises a water storage tank, a skid-mounted water distribution and injection station, a water injection module and a control module. The utility model discloses a water storage tank sets up at target oil well field, the water storage tank is connected with the water source through the pipeline that comes, the water injection module sets up in the water injection chamber of sled dress formula water distribution water injection station, control module sets up in the control chamber of sled dress formula water distribution water injection station, wherein, in sled dress formula water distribution water injection station can be installed in advance to water injection module and control module, then transport to target oil well field and carry out water injection trial production operation together with the water storage tank, the work of obtaining oil well development data and follow-up carry verify development scheme and establishment production system's work need not to wait for fixed water injection station to establish and go on after, thereby accelerate the oil field development progress, and also need not to establish fixed water injection station in the oil district far away, reduce the manufacturing cost in oil district far away, improve its economic benefits.
Description
Technical Field
The utility model relates to an oil development technical field, in particular to sled dress formula water injection device.
Background
In the process of oil field development, in order to compensate for underground deficit caused by crude oil extraction, maintain or improve oil layer pressure, improve oil extraction speed and recovery ratio of an oil reservoir and realize stable and high yield of an oil field, a water injection device is required to be arranged on an oil well site for water injection operation.
The existing water injection device is a fixed water injection station and comprises a water storage tank, a water injection station, a water injection pipe network, a water distribution room and the like, wherein the water injection station and the water distribution room are fixed buildings of brick-concrete or steel structures.
In the process of implementing the present invention, the inventor finds that the prior art has at least the following problems:
the acquisition of oil well development data at the initial stage of oil well development needs water injection trial production, but the construction period of the existing water injection device is long, so that the work of acquiring the oil well development data and the work of subsequently providing a verification development scheme and compiling a production system can be carried out only after the water injection device is built, and the progress of oil field development is slow; and when the oil well of the remote oil area needs water injection, the cost of establishing a fixed water injection station in the remote oil area is higher, and the economical efficiency is poorer.
SUMMERY OF THE UTILITY MODEL
In order to solve present water injection device's construction cycle length, lead to the oil field development progress slower to and the cost of establishing fixed water injection station in the oil district of outlying is higher, the relatively poor problem of economic nature, the embodiment of the utility model provides a sled dress formula water injection device. The technical scheme is as follows:
a skid-mounted water injection device comprises a water storage tank, a skid-mounted water distribution and injection station, a water injection module and a control module;
the water storage tank is connected with a water source through a water inlet pipeline;
the skid-mounted water distribution and injection station comprises a water injection chamber and a control chamber;
the water injection module is arranged in the water injection chamber and is connected with the water storage tank through a water inlet pipeline;
the control module is arranged in the control chamber and connected with the water injection module, and the water injection module is controlled by the control module to inject water into each oil well in the target oil field.
The water injection module comprises a high-pressure water injection pump, a water separator and a plurality of single-well water injection pipelines;
the input end of the high-pressure water injection pump is connected with the water supply pipeline, the high-pressure water injection pump is connected with the control module, and the control module controls the high-pressure water injection pump to work;
the water separator is connected with the output end of the high-pressure water injection pump through a water outlet pipeline;
the multiple single-well water injection pipelines correspond to the oil wells one by one, the multiple single-well water injection pipelines are respectively connected with the water segregator, and each single-well water injection pipeline is provided with a high-pressure balanced type stop regulating valve.
Specifically, the control module includes an RTU (Remote terminal unit) control cabinet and a variable frequency control cabinet;
the frequency conversion control cabinet is connected with the RTU control cabinet and the motor of the high-pressure water injection pump, and the frequency of the motor of the high-pressure water injection pump is controlled through the frequency conversion control cabinet;
be equipped with into water gate valve, flowmeter and import pressure transmitter on the pipeline of intaking, be equipped with export pressure transmitter on the outlet line, the gate valve of intaking the flowmeter import pressure transmitter with export pressure transmitter respectively with the RTU switch board is connected, the RTU switch board basis the flowmeter detects the flow of the interior liquid of pipeline of intaking, control the valve opening of gate valve of intaking that import pressure transmitter detects when the pressure of the interior liquid of pipeline of intaking surpasss and predetermines the threshold value, send alarm signal, and according to export pressure transmitter detects the pressure of the interior liquid of pipeline of export, control the variable frequency control cabinet adjusts the frequency of high-pressure water injection pump's motor.
Further, sled dress formula water injection device still includes the warm module of first electricity and the warm module of second electricity, the warm module setting of first electricity is in the water injection chamber, the warm module setting of second electricity is in the control room, just the warm module of first electricity with the warm module of second electricity respectively with the RTU switch board is connected.
Furthermore, a first automatic regulating valve and a first manual regulating valve are arranged on the water supply pipeline, the first automatic regulating valve is connected with the RTU control cabinet, the first automatic regulating valve is controlled by the RTU control cabinet, and the first manual regulating valve is normally opened.
Further, the skid-mounted water injection device further comprises a liquid level meter;
the liquid level meter is arranged inside the water storage tank and is connected with the control module;
the bottom of the water storage tank is provided with an overflow pipeline, the overflow pipeline is provided with a second automatic regulating valve and a second manual regulating valve, the second automatic regulating valve is connected with the RTU control cabinet, the liquid level meter displays that when the liquid level in the water storage tank exceeds a preset threshold value, the RTU control cabinet controls the second automatic regulating valve to be opened, and the second manual regulating valve is normally opened.
Further, still be equipped with charge device, import temperature transmitter, filter on the inlet line, just import temperature transmitter with the RTU switch board is connected.
Furthermore, the high-pressure water injection pump is connected with the water storage tank through a return pipeline, and a high-pressure stop check valve and a high-pressure stop angle valve are arranged on the return pipeline.
Specifically, sled dress formula water injection device still includes sewage pipes, sewage pipes is the tee bend pipeline, two exports in its three export respectively with the lower extreme of high pressure water injection pump reaches the lower extreme of water knockout drum is connected, just sewage pipes with high pressure water injection pump with two exits that the water knockout drum is connected all are equipped with blowdown gate valve.
Specifically, sled dress formula water distribution water injection station includes base, wall body and roof, the wall body is fixed on the base, the roof lid is in on the wall body, and with fixed connection can be dismantled to the wall body.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
the utility model discloses a water storage tank sets up at target oil well field, the water storage tank is connected with the water source through the pipeline that comes, the water injection module sets up in the water injection chamber of sled dress formula water distribution water injection station, control module sets up in the control chamber of sled dress formula water distribution water injection station, wherein, in sled dress formula water distribution water injection station can be installed in advance to water injection module and control module, then transport to target oil well field and carry out water injection trial production operation together with the water storage tank, the work of obtaining oil well development data and follow-up carry verify development scheme and establishment production system's work need not to wait for fixed water injection station to establish and go on after, thereby accelerate the oil field development progress, and also need not to establish fixed water injection station in the oil district far away, reduce the manufacturing cost in oil district far away, improve its economic benefits.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic top view of a skid-mounted water injection device according to an embodiment of the present invention;
fig. 2 is a schematic front view of a skid-mounted water injection device provided in an embodiment of the present invention;
fig. 3 is a water injection flow chart of the skid-mounted water injection device provided by the embodiment of the present invention.
Wherein,
1 a water storage tank, wherein the water storage tank,
2 skid-mounted water distribution and injection station, 21 water injection chamber, 22 control chamber, 23 base, 24 wall body, 25 roof,
3 water injection module, 31 high-pressure water injection pump, 32 water separator, 33 single-well water injection pipeline, 331 high-pressure balance type stop regulating valve,
4 control module, 41RTU control cabinet, 42 frequency conversion control cabinet,
a water line 5, a first self-regulating valve 51, a first manual regulating valve 52,
6 water inlet pipeline, 61 water inlet gate valve, 62 flow meter, 63 inlet pressure transmitter, 64 chemical adding device, 65 inlet temperature transmitter, 66 filter,
7, an outlet water line, 71 an outlet pressure transmitter,
8 of a first electric heating module, 8,
9 a second electric heating module, wherein the second electric heating module,
10 of a liquid level meter, wherein the liquid level meter is a liquid level meter,
11 overflow line, 111 second self-regulating valve, 112 second manual regulating valve,
12 return line, 121 high pressure stop check valve, 122 high pressure stop angle valve,
13 a waste pipe line for discharging waste water,
14 monitoring the camera.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, which can also be described with reference to fig. 2 and 3, an embodiment of the present invention provides a skid-mounted water injection device, which includes a water storage tank 1, a skid-mounted water distribution and injection station 2, a water injection module 3, and a control module 4;
the water storage tank 1 is connected with a water source through a water inlet pipeline 5;
the skid-mounted water distribution and injection station 2 comprises a water injection chamber 21 and a control chamber 22;
the water injection module 3 is arranged in the water injection chamber 21 and is connected with the water storage tank 1 through a water inlet pipeline 6;
the control module 4 is arranged in the control room 22 and connected with the water injection module 3, and the water injection module 3 is controlled by the control module 4 to inject water into each oil well in the target oil field.
The embodiment of the utility model provides an in, water injection module 3 and control module 4 and sled dress formula water distribution water injection station 2's production and installation accomplish in the mill, the one end that water inlet pipe line 6 is connected with water storage tank 1 stretches out in the water injection room 21 of sled dress formula water distribution water injection station 2. When water injection pilot production or oil well water injection to remote oil district need be carried out, adorn sled dress formula water distribution water injection station 2 and water storage tank 1 that will install water injection module 3 and control module 4 respectively to the truck through lifting by crane the instrument on, transport to target oil well field after, install target oil well field with sled dress formula water distribution water injection station 2 and water storage tank 1 respectively, and connect water storage tank 1 and water source through water pipeline 5, water storage tank 1 is connected to water inlet pipeline 6. Water from a water source is subjected to oxygen isolation, filtration and precipitation treatment in the water storage tank 1, enters the water injection module 3 through the water inlet pipeline 6 and is injected into a target oil well under the control of the control module 4.
The water source may be water introduced at the target well site or water delivered to the target well site by a tanker.
The utility model discloses a water storage tank 1 sets up at target oil well field, water storage tank 1 is connected with the water source through water pipeline 5, water injection module 3 sets up in skid-mounted formula water distribution water injection station 2's water injection room 21, control module 4 sets up in skid-mounted formula water distribution water injection station 2's control room 22, wherein, water injection module 3 and control module 4 can install in skid-mounted formula water distribution water injection station 2 in advance, then transport to target oil well field together with water storage tank 1 and carry out water injection pilot production operation, the work of obtaining oil well development data and follow-up work of carrying verification development scheme and establishment production system need not to wait for fixed water injection station to establish and go on again, thereby accelerate the oil field development progress, and also need not to establish fixed water injection station in the oil district of outlying, reduce the manufacturing cost in oil district of outlying, improve its economic benefits.
As shown in fig. 1, also see fig. 2, in the embodiment of the present invention, the water injection module 3 includes a high-pressure water injection pump 31, a water separator 32, and a plurality of single-well water injection pipelines 33;
the input end of the high-pressure water injection pump 31 is connected with the water inlet pipeline 5, the high-pressure water injection pump 31 is connected with the control module 4, and the control module 4 controls the high-pressure water injection pump 31 to work;
the water separator 32 is connected with the output end of the high-pressure water injection pump 31 through a water outlet pipeline 7;
the plurality of single-well water injection pipelines 33 correspond to the oil wells one by one, the plurality of single-well water injection pipelines 33 are respectively connected with the water separator 32, and each single-well water injection pipeline 33 is provided with a high-pressure balanced type stop regulating valve 331.
The embodiment of the utility model provides an in, carry to water knockout drum 32 after carrying out the pressure boost to the water that comes from water storage tank 1 through high-pressure water injection pump 31, through in each single well water injection pipeline 33 pours into the target oil well into after the reposition of redundant personnel of water knockout drum 32, through set up high-pressure balanced type stop valve on each single well water injection pipeline 33, prevent that water in the target oil well from returning to in the water knockout drum 32. The model of the high-pressure water injection pump 31 is 3H-8/450 II, the high-pressure water injection pump is provided with power compensation and is small in overall size, the high-pressure water injection pump is convenient to install in the skid-mounted water distribution and injection station 2, and the model of the high-pressure balanced type stop adjusting valve 331 is JT6B 6X-320.
As shown in fig. 1, also refer to fig. 2, in the embodiment of the present invention, the control module 4 includes a remote terminal equipment RTU control cabinet 41 and a variable frequency control cabinet 42;
the variable frequency control cabinet 42 is connected with the RTU control cabinet 41 and the motor of the high-pressure water injection pump 31, and the frequency of the motor of the high-pressure water injection pump 31 is controlled through the variable frequency control cabinet 42;
the water inlet pipeline 6 is provided with a water inlet gate valve 61, a flow meter 62 and an inlet pressure transmitter 63, the water outlet pipeline 7 is provided with an outlet pressure transmitter 71, the water inlet gate valve 61, the flow meter 62, the inlet pressure transmitter 63 and the outlet pressure transmitter 71 are respectively connected with the RTU control cabinet 41, the RTU control cabinet 41 controls the valve opening of the water inlet gate valve 61 according to the flow of the liquid in the water inlet pipeline 6 detected by the flow meter 62, when the pressure of the liquid in the water inlet pipeline 6 detected by the inlet pressure transmitter 63 exceeds a preset threshold value, an alarm signal is sent out, and the frequency of the motor of the high-pressure water injection pump 31 is controlled by the frequency conversion control cabinet 42 according to the pressure of the liquid in the outlet pipeline detected by the outlet pressure transmitter.
The embodiment of the utility model provides an in, set up the flow value of the water in the pipeline 6 of intaking in real time of flowmeter 62 on the pipeline 6 of intaking, this flowmeter 62 is magnetoelectric intelligent flowmeter, the model is LXZ-150-1.6, flowmeter 62 is connected with RTU switch board 41, send the real-time flow value of the water in the pipeline 6 of intaking that will gather for RTU switch board 41, RTU switch board 41 judges whether this flow exceeds and predetermines the threshold value, the flow of the water in the pipeline 6 of intaking is greater than the maximum value in predetermineeing the threshold value, then RTU switch board 41 controls the valve opening of intake gate valve 61 and reduces, the flow of the water in the pipeline 6 of intaking is less than the minimum value in predetermineeing the threshold value, then RTU switch board 41 controls the valve opening increase of intake gate valve 61.
The water inlet pipeline 6 is provided with an inlet pressure transmitter 63 for detecting the water pressure in the water inlet pipeline 6 in real time, and when the inlet pressure transmitter 63 detects that the water pressure in the water inlet pipeline 6 is too high, an alarm signal is sent out through the RTU control cabinet. An outlet pressure transmitter 71 is arranged on the water outlet pipeline 7 to detect the water pressure in the water pipeline 7 in real time, and the RTU control cabinet 41 adjusts the frequency of the motor of the high-pressure water injection pump 31 through the variable frequency control cabinet 42 according to the detection value of the outlet pressure transmitter 71.
And as shown in fig. 1, in the embodiment of the present invention, the water inlet pipeline 6 is further provided with a chemical adding device 64, an inlet temperature transmitter 65 and a filter 66, and the inlet temperature transmitter 65 is connected with the RTU control cabinet 41.
The embodiment of the utility model provides an in, through set up charge device 64 on intake pipe 6, when the quality of water that gets into intake pipe 6 can not reach the standard, accessible charge device 64 is used for water quality treatment's medicine to intake pipe 6 internal addition, prevents to cause the injury because the quality of water problem is to the reservoir stratum of target oil well. Wherein, charge device 64 can be controlled by manual work, also can control through RTU switch board 41.
And as shown in fig. 1, in the embodiment of the utility model, in order to detect quality of water for the sake of convenience, sled dress formula water injection installation still includes sewage pipes 13, sewage pipes 13 is the tee bend pipeline, two exports in its three export are connected with the lower extreme of high-pressure water injection pump 31 and the lower extreme of water knockout drum 32 respectively, and sewage pipes 13 all is equipped with the blowdown gate valve with two exits that high-pressure water injection pump 31 and water knockout drum 32 are connected, take a sample through sewage pipes 13, be convenient for analyze quality of water, and be convenient for empty water in high-pressure water injection pump 31 and the water knockout drum 32 when needs overhaul high-pressure water injection pump 31 and water knockout drum 32.
Just in the embodiment of the utility model provides an in, still set up filter 66 on the water inlet pipeline 6, this filter 66 is basket filter, and the model is SRBA-1.6MPa C DN 10030 mesh, further filters the water that comes from in the water storage tank 1 through this filter 66, avoids the filth deposit scale deposit in the pipeline of aquatic, damages the pipeline.
And just in the embodiment of the utility model provides an in, detect the temperature in the inlet line 6 through the import temperature transmitter 65 that sets up on the inlet line 6, the temperature in the inlet line 6 is monitored to the RTU switch board 41 that is connected with import temperature transmitter 65, when the temperature in the inlet line 6 surpassed and predetermines numerical value, sends out the police dispatch newspaper through RTU switch board 41.
As shown in fig. 1, also can refer to fig. 2, in the embodiment of the utility model, sled dress formula water injection device still includes the warm module of first electricity 8 and the warm module 9 of second electricity, and the warm module of first electricity 8 sets up in the hydroecium 21, and the warm module 9 of second electricity sets up in the control room 22, and the warm module of first electricity 8 and the warm module 9 of second electricity are connected with RTU switch board 41 respectively.
The embodiment of the utility model provides an in, first electric heating module 8 and second electric heating module 9 are the electric heater, and first electric heating module 8 sets up in the hydroecium 21, and the setting of second electric heating module 9 is in control room 22, through the work of RTU control first electric heating module 8 and second electric heating module 9, guarantees that the temperature in sled dress formula water distribution water injection station 2 maintains between 3 ℃ to 10 ℃, guarantees that each instrument equipment normally works.
As shown in fig. 1, also refer to fig. 2, in the embodiment of the present invention, a first automatic regulating valve 51 and a first manual regulating valve 52 are disposed on the water supply line 5, the first automatic regulating valve 51 is connected with the RTU control cabinet 41, the first automatic regulating valve 51 is controlled by the RTU control cabinet 41, and the first manual regulating valve 52 is normally open.
The embodiment of the utility model provides an in, through set up first automatically regulated valve 51 and first manually regulated valve 52 on the pipeline 5 that comes, first manually regulated valve 52 keeps normally open, when need not overhauing, can control through RTU switch board 41 control first automatically regulated valve 51 whether intake in the water storage tank 1, when needs overhaul, closes first manually regulated valve 52, can avoid the water at water source to get into in the water storage tank 1. Wherein, through the first automatically regulated valve 51 of RTU switch board 41 control, the water injection in-process reduces personnel's operation, reduces staff's amount of labour, reduces staff intensity of labour.
As shown in fig. 1 and also fig. 2, in the embodiment of the present invention, the skid-mounted water injection device further includes a liquid level meter 10;
the liquid level meter 10 is arranged inside the water storage tank 1 and is connected with the control module 4;
the bottom of the water storage tank 1 is provided with an overflow pipeline 11, the overflow pipeline 11 is provided with a second automatic regulating valve 111 and a second manual regulating valve 112, the second automatic regulating valve 111 is connected with the RTU control cabinet 41, when the liquid level meter 10 displays that the liquid level in the water storage tank 1 exceeds a preset threshold value, the RTU control cabinet 41 controls the second automatic regulating valve 111 to be opened, and the second manual regulating valve 112 is normally opened.
The embodiment of the utility model provides an in, through set up liquid level meter 10 in water storage tank 1, liquid level meter 10 detects the water level in water storage tank 1 and sends for RTU switch board 41, when the liquid level in water storage tank 1 surpassed preset threshold value, through RTU switch board 41 control second automatic regulating valve 111, unloads water storage tank 1 and flows in order to guarantee water storage tank 1's safety. Wherein, through set up the second manual control valve 112 that normally opens on the overflow line 11, when needing to overhaul, close second manual control valve 112 and overhaul.
As shown in fig. 1, also refer to fig. 2, in the embodiment of the present invention, the high-pressure water injection pump 31 is connected to the water storage tank 1 through the backflow pipeline 12, and the backflow pipeline 12 is provided with the high-pressure stop check valve 121 and the high-pressure stop angle valve 122, so as to ensure that when the pressure in the water separator 32 is too large, the water in the high-pressure water injection pump 31 enters the water storage tank 1 through the backflow pipeline 12, and the water in the water storage tank 1 is prevented from entering the high-pressure water injection pump 31 through the high-pressure stop check valve 121 and the high-pressure stop angle valve 122 through the backflow pipeline 12.
And in the embodiment of the utility model provides an in, sled dress formula water distribution water injection station 2 is made by the various steel of flute, and sled dress formula water distribution water injection station 2 includes base 23, wall body 24 and roof 25, and wall body 24 is fixed on base 23, and roof 25 lid is on wall body 24, and can dismantle fixed connection with wall body 24, and it is equipped with two doors respectively to correspond on the wall body 24 and annotate hydroecium 21 and control room 22 for personnel get into annotate the hydroecium 21 and control room 22 in overhaul water injection module 3 and control module 4. The wall body 24 and the roof 25 are detachably and fixedly connected through bolts, so that the high-pressure water injection pump 31 can be conveniently lifted out through a lifting device when the high-pressure water injection pump 31 needs to be maintained. In order to prevent the devices or instruments in the filling chamber 21 and the control chamber 22 from being damaged, the connection position of the base 23 and the wall 24 and the connection position of the roof 25 and the wall 24 are hermetically connected.
And just in the embodiment of the utility model provides an in, sled dress formula water injection device still includes surveillance camera head 14, and surveillance camera head 14 sets up in water injection room 21, through surveillance camera head 14 monitoring high-pressure water injection pump 31's operating condition to and the problem that appears in the time discovery high-pressure water injection pump 31 work.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A skid-mounted water injection device is characterized by comprising a water storage tank (1), a skid-mounted water distribution and injection station (2), a water injection module (3) and a control module (4);
the water storage tank (1) is connected with a water source through a water inlet pipeline (5);
the skid-mounted water distribution and injection station (2) comprises a water injection chamber (21) and a control chamber (22);
the water injection module (3) is arranged in the water injection chamber (21) and is connected with the water storage tank (1) through a water inlet pipeline (6);
the control module (4) is arranged in the control chamber (22) and connected with the water injection module (3), and the water injection module (3) is controlled to inject water into each oil well in the target oil field through the control module (4).
2. The skid-mounted water injection apparatus according to claim 1, wherein the water injection module (3) comprises a high-pressure water injection pump (31), a water separator (32) and a plurality of single-well water injection lines (33);
the input end of the high-pressure water injection pump (31) is connected with the water supply pipeline (5), the high-pressure water injection pump (31) is connected with the control module (4), and the control module (4) controls the high-pressure water injection pump (31) to work;
the water separator (32) is connected with the output end of the high-pressure water injection pump (31) through a water outlet pipeline (7);
the multiple single-well water injection pipelines (33) correspond to the oil wells one by one, the multiple single-well water injection pipelines (33) are respectively connected with the water separator (32), and each single-well water injection pipeline (33) is provided with a high-pressure balanced type stop regulating valve (331).
3. The skid-mounted water injection apparatus according to claim 2, wherein the control module (4) comprises a Remote Terminal Unit (RTU) control cabinet (41) and a variable frequency control cabinet (42);
the variable frequency control cabinet (42) is connected with the RTU control cabinet (41) and the motor of the high-pressure water injection pump (31), and the frequency of the motor of the high-pressure water injection pump (31) is controlled through the variable frequency control cabinet (42);
be equipped with into water gate valve (61), flowmeter (62) and import pressure transmitter (63) on intake pipe (6), be equipped with export pressure transmitter (71) on outlet line (7), intake gate valve (61), flowmeter (62), import pressure transmitter (63) with export pressure transmitter (71) respectively with RTU switch board (41) are connected, RTU switch board (41) are according to the flow of the liquid in intake pipe (6) that flowmeter (62) detected, control the valve aperture of intake gate valve (61), when the pressure of the liquid in intake pipe (6) that inlet pressure transmitter (63) detected surpassed preset threshold value, send alarm information to according to the pressure of the liquid in the outlet pipe that export pressure transmitter (71) detected, and controlling the variable frequency control cabinet (42) to adjust the frequency of the motor of the high-pressure water injection pump (31).
4. The skid-mounted water injection device according to claim 3, further comprising a first electric heating module (8) and a second electric heating module (9), wherein the first electric heating module (8) is disposed in the water injection chamber (21), the second electric heating module (9) is disposed in the control chamber (22), and the first electric heating module (8) and the second electric heating module (9) are respectively connected with the RTU control cabinet (41).
5. The skid-mounted water injection device according to claim 3, wherein a first automatic regulating valve (51) and a first manual regulating valve (52) are arranged on the water supply pipeline (5), the first automatic regulating valve (51) is connected with the RTU control cabinet (41), the first automatic regulating valve (51) is controlled by the RTU control cabinet (41), and the first manual regulating valve (52) is normally opened.
6. The skid-mounted water injection apparatus according to claim 5, further comprising a level gauge (10);
the liquid level meter (10) is arranged inside the water storage tank (1) and is connected with the control module (4);
the water storage tank (1) bottom is equipped with overflow line (11), be equipped with second automatically regulated valve (111) and second manual control valve (112) on overflow line (11), second automatically regulated valve (111) with RTU switch board (41) are connected, liquid level appearance (10) show when the liquid level in water storage tank (1) surpasses the preset threshold value, RTU switch board (41) control second automatically regulated valve (111) are opened, second manual control valve (112) are normally opened.
7. The skid-mounted water injection device according to claim 3, wherein a dosing device (64), an inlet temperature transmitter (65) and a filter (66) are further arranged on the water inlet pipeline (6), and the inlet temperature transmitter (65) is connected with the RTU control cabinet (41).
8. The skid-mounted water injection device according to claim 2, wherein the high-pressure water injection pump (31) is connected with the water storage tank (1) through a return line (12), and the return line (12) is provided with a high-pressure stop check valve (121) and a high-pressure stop angle valve (122).
9. The skid-mounted water injection apparatus according to claim 2, further comprising a blow-off line (13), wherein the blow-off line (13) is a three-way line, two of three outlets are formed and connected to the lower end of the high pressure water injection pump (31) and the lower end of the water separator (32), and a blow-off gate valve is disposed at each of the two outlets of the blow-off line (13) connected to the high pressure water injection pump (31) and the water separator (32).
10. The skid-mounted water injection apparatus according to any one of claims 1 to 9, wherein the skid-mounted water injection station (2) comprises a base (23), a wall (24) and a roof (25), the wall (24) is fixed on the base (23), and the roof (25) covers the wall (24) and is detachably and fixedly connected with the wall (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398724.7U CN206617147U (en) | 2016-12-20 | 2016-12-20 | A skid-mounted water injection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621398724.7U CN206617147U (en) | 2016-12-20 | 2016-12-20 | A skid-mounted water injection device |
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| CN206617147U true CN206617147U (en) | 2017-11-07 |
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| CN201621398724.7U Active CN206617147U (en) | 2016-12-20 | 2016-12-20 | A skid-mounted water injection device |
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| CN109098699A (en) * | 2018-09-20 | 2018-12-28 | 冮振双 | The poly- station overall skid-mounted integrated apparatus of novel oilfield intelligence special high-pressure water filling note |
| CN111075411A (en) * | 2019-12-30 | 2020-04-28 | 西安国仪测控股份有限公司 | Intelligent water injection instrument for oil field |
| CN113550724A (en) * | 2021-09-01 | 2021-10-26 | 濮阳市天隆实业有限公司 | High-efficient water injection device of unmanned on duty sled dress formula intelligence |
| CN113622884A (en) * | 2021-09-01 | 2021-11-09 | 濮阳市天隆实业有限公司 | Automatic operation control system of unattended skid-mounted water injection device |
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| CN111075411A (en) * | 2019-12-30 | 2020-04-28 | 西安国仪测控股份有限公司 | Intelligent water injection instrument for oil field |
| CN115522900A (en) * | 2021-06-24 | 2022-12-27 | 辽河石油勘探局有限公司 | Anti-freezing and anti-blocking method for front pipe section of shut-off valve of single-well water injection pipeline |
| CN113550724A (en) * | 2021-09-01 | 2021-10-26 | 濮阳市天隆实业有限公司 | High-efficient water injection device of unmanned on duty sled dress formula intelligence |
| CN113622884A (en) * | 2021-09-01 | 2021-11-09 | 濮阳市天隆实业有限公司 | Automatic operation control system of unattended skid-mounted water injection device |
| CN117307098A (en) * | 2023-11-28 | 2023-12-29 | 东营市东达机械制造有限责任公司 | A differential pressure wellhead chemical dosing device skid and its use method |
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