CN107648902A - Desander sediment outflow prior-warning device - Google Patents
Desander sediment outflow prior-warning device Download PDFInfo
- Publication number
- CN107648902A CN107648902A CN201710906107.6A CN201710906107A CN107648902A CN 107648902 A CN107648902 A CN 107648902A CN 201710906107 A CN201710906107 A CN 201710906107A CN 107648902 A CN107648902 A CN 107648902A
- Authority
- CN
- China
- Prior art keywords
- sediment outflow
- pressure transmitter
- distribution box
- filter cylinder
- desander
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000013049 sediment Substances 0.000 title claims abstract description 51
- 239000004576 sand Substances 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000009096 changqing Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Measurement Of Radiation (AREA)
Abstract
The present invention provides a kind of desander sediment outflow prior-warning device, including filter cylinder, distribution box, audible-visual annunciator, sediment outflow sled and sand removing hole, described filter cylinder upper inlet pipeline is provided with inlet pressure transmitter, and outlet pressure transmitter is provided with the outlet line of the filter cylinder upper end；Filter cylinder lower part outlet pipeline connects through sediment outflow sled with sand removing hole；Electronic sand flash valve is provided with the pipeline, described electronic sand flash valve is located in sediment outflow sled, described sediment outflow sled top is fixed with distribution box, the audible-visual annunciator is arranged on distribution box, and described distribution box is electrically connected with inlet pressure transmitter, outlet pressure transmitter, electronic sand flash valve and audible-visual annunciator.For the device in the case where the unlatching set and closing pressure difference, PLC controls electronic sand flash valve to automatically turn on or close according to the situation of filter screen pressure difference, and carries out sound and light alarm prompting.
Description
Technical field
The present invention relates to filter net type in exploration of oil and gas field, development field fracturing work, production testing operation, well head desanding operation to remove
The protection technique of sand device, more particularly to a kind of desander sediment outflow prior-warning device.
Background technology
As Changqing oilfields fracturing technique is constantly progressive, high-yield well and height are told sand drain and increased year by year, equipment erosion situation day
It is beneficial serious, with reference to the solid phase particles filtered out in borehole fluid, protect the key effect of downstream ground installation, filter net type desander
It is widely used in Changqing oilfields region.
Long celebrating underground technical operation company has added up the well of operation more than 40, made since 2013 introduce filter net type desander
With working well, but also repeatedly occur under extreme operating condition in application process, pressure difference increases too fast, and operating personnel come not
And reaction, the problem of causing filter screen to damage, therefore, exploitation is a kind of remotely to be monitored, urgent early warning, the device of automatic sand draining seem
It is particularly necessary.
The content of the invention
Too fast in order to overcome existing pressure difference to increase, operating personnel have little time to react, the problem of causing filter screen to damage, the present invention
A kind of desander sediment outflow prior-warning device is provided, the device is in the case where the unlatching set and closing pressure difference, PLC
Controlled electronic sand flash valve to automatically turn on or close according to the situation of filter screen pressure difference, and carry out sound and light alarm prompting.
The technical solution adopted by the present invention is：
Desander sediment outflow prior-warning device, including filter cylinder, distribution box, audible-visual annunciator, sediment outflow are prized and sand removing hole, on described filter cylinder
Portion's inlet line is provided with inlet pressure transmitter, and outlet pressure transmitter is provided with the outlet line of the filter cylinder upper end；Filter
Cylinder lower part outlet pipeline connects through sediment outflow sled with sand removing hole；Electronic sand flash valve, described electronic sediment outflow are provided with the pipeline
Valve is located in sediment outflow sled, and described sediment outflow sled top is fixed with distribution box, and the audible-visual annunciator is arranged on distribution box, described
Distribution box be electrically connected with inlet pressure transmitter, outlet pressure transmitter, electronic sand flash valve and audible-visual annunciator.
Described filter cylinder upper inlet pipeline is provided with imported valve.
Filter screen is provided with the filter cylinder.
The filter cylinder lower part outlet pipeline is provided with sediment outflow valve.
Described sediment outflow sled is the shape of the cuboid of steel construction.
PLC, described PLC and inlet pressure transmitter, outlet pressure are provided with described distribution box
Transmitter, electronic sand flash valve and audible-visual annunciator are electrically connected.
Described inlet pressure transmitter and the range 0-60MPa of outlet pressure transmitter, accuracy class 0.25%.
Described distribution box is explosion-proof light distribution box, and its size is 680 × 600 × 240mm.
Beneficial effects of the present invention are：
The present apparatus is monitored by the pressure transmitter of intelligence to filter screen upstream and downstream pressure, and pressure value is intuitively shown, is read
It is convenient；PLC carries out pressure difference calculating and compared with setting pressure difference in real time simultaneously, and electronic row is controlled according to comparative result
Sand valve is turned on or off, and when running into extreme operating condition, PLC can automatically control electronic sand flash valve and open, drop
Low filter screen pressure difference, to reach the purpose of protection filter screen.
It is further detailed below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the system construction drawing of embodiments of the invention.
In figure：1st, inlet pressure transmitter 2, imported valve 3, filter cylinder 4, filter screen 5, the distribution of outlet pressure transmitter 6
Case 7, sediment outflow valve 8, electronic sand flash valve 9, audible-visual annunciator；10 sediment outflows are prized；11st, sand removing hole.
Embodiment
Embodiment 1：
Too fast in order to overcome existing pressure difference to increase, operating personnel have little time to react, the problem of causing filter screen to damage, and the present invention provides
A kind of desander sediment outflow prior-warning device as shown in Figure 1, the device in the case where the unlatching that sets and closing pressure difference,
PLC controls electronic sand flash valve to automatically turn on or close according to the situation of filter screen pressure difference, and carries out sound and light alarm and carry
Wake up.
Desander sediment outflow prior-warning device, including filter cylinder 3, distribution box 6, audible-visual annunciator 9, sediment outflow sled 10 and sand removing hole 11,
The described upper inlet pipeline of filter cylinder 3 is provided with inlet pressure transmitter 1, is provided with out on the upper end outlet line of filter cylinder 3
Mouth pressure transmitter 5；The lower part outlet pipeline of filter cylinder 3 connects through sediment outflow sled 10 with sand removing hole 11；It is provided with the pipeline electronic
Sand flash valve 8, described electronic sand flash valve 8 are located in sediment outflow sled 10, and described sediment outflow prizes 10 tops and is fixed with distribution box 6, described
Audible-visual annunciator 9 is arranged on distribution box 6, described distribution box 6 and inlet pressure transmitter 1, outlet pressure transmitter 5, electricity
Dynamic sand flash valve 8 and audible-visual annunciator 9 are electrically connected.
The present apparatus is monitored by pressure transmitter to filter screen upstream and downstream pressure, and sends signal to distribution box 6；Distribution
Case 6 is calculated and compared with the pressure difference set after receiving the signal that pressure transmitter is sent, according to comparative result
Electronic sand flash valve 8 is controlled to be turned on or off；When pressure difference is close to maximum allowable operting differential pressure, distribution box 6 controls sound and light alarm
Device 9 sends sound and light alarm, reminds operating personnel's sediment outflow or changes filter cylinder.Meanwhile connected by remote control case with the present apparatus
Connect, realize remote wireless control, remote control case can clearly show that all component working states of desander sediment outflow prior-warning device.
Embodiment 2：
On the basis of above-described embodiment, in the present embodiment, the described upper inlet pipeline of filter cylinder 3 is provided with imported valve 2.
Filter screen 4 is provided with the filter cylinder 3.
The lower part outlet pipeline of filter cylinder 3 is provided with sediment outflow valve 7.
Described sediment outflow sled 10 is the shape of the cuboid of steel construction.
PLC is provided with described distribution box 6, described PLC is pressed with inlet pressure transmitter 1, outlet
Power transmitter 5, electronic sand flash valve 8 and audible-visual annunciator 9 are electrically connected.
Described inlet pressure transmitter 1 and the range 0-60MPa of outlet pressure transmitter 5, accuracy class 0.25%.
Described distribution box 6 is explosion-proof light distribution box, and its size is 680 × 600 × 240mm.
The present apparatus is monitored by intelligent pressure transmitter to filter screen upstream and downstream pressure, and pressure value is intuitively shown, is read
It is convenient to take；Electronic sand flash valve 8 is gate valve, switching speed≤10S；Upstream pressure 0- is included by remote control case display data
60MPa, downstream pressure 0-60MPa, pressure difference 0-3.5MPa；The control model of electronic sand flash valve 8（Manually or automatically）, opening state
State（It is turned on or off）.Using remote control is wirelessly transferred, manual, automatic double-control molding formula is realized, filter net type is reduced and removes
Sand device improves operational security to the territory restriction of operating personnel.
The present apparatus can also use double electronic sand flash valve controls, be set again between the outlet of the lower end of filter cylinder 3 and sand removing hole 11
One pipeline, the same electronic sand flash valve 8 of setting one on the pipeline, and allow electronic sand flash valve 8 to be electrically connected with PLC
Connect, so can be with individually operated, a sediment outflow, one is standby, improves the security of sediment outflow operation.Meanwhile set in the present apparatus
The sediment outflow valve 7 put in the operating condition, is constantly in opening.
PLC carries out differential manometer in real time by the measurement data of inlet pressure transmitter 1 and outlet pressure transmitter 5
Calculate and compared with set pressure difference, be turned on or off according to the electronic sand flash valve 8 of comparative result control, when running into extreme operation
During condition, PLC can automatically control electronic sand flash valve 8 and open, and reduce the pressure difference of filter screen 4, to reach the mesh of protection filter screen
's.
The course of work of the present apparatus is：
1）The upstream and downstream pressure of filter cylinder 3 is monitored by inlet pressure transmitter 1 and outlet pressure transmitter 5, and controlled to PLC
Device processed sends signal；
2）PLC is calculated and compared with the pressure difference set after receiving the signal that pressure transmitter is sent,
Electronic sand flash valve 8 is controlled to be turned on or off according to comparative result；
3）When the pressure difference of filter cylinder 3 is close to maximum allowable operting differential pressure, PLC control audible-visual annunciator 9 sends sound and light alarm,
Remind operating personnel's sediment outflow or change filter cylinder 3.
Carried out the field experiment of desander sediment outflow prior-warning device in Soviet Union and Eastern Europe's * * wells, in experiment in order to verify desander arrange
Service condition of the sand prior-warning device under extreme operating condition, it is repeatedly artificial to manufacture extreme condition, in the situation that CO2 is largely returned out
It is lower to import flow in desander filter screen.By repeated multiple times experiment, desander sediment outflow prior-warning device has reached design requirement.
Uncapped after the end of job and check filter cylinder 3, find largely to freeze in filter cylinder 3, it was demonstrated that under extreme operating condition, desanding
Device sediment outflow prior-warning device can make sediment outflow action in time according to pressure difference, ensure that pressure difference is in normal range (NR), avoid because pressure
The too high situation for causing filter screen 4 to damage of difference occurs.
It is exemplified as above be only to the present invention for example, do not form the limitation to protection scope of the present invention, it is all
It is to be belonged to the same or analogous design of the present invention within protection scope of the present invention.The device not being described in detail in the present invention
And component is prior art, will not described one by one in the present invention.
Claims (8)
1. desander sediment outflow prior-warning device, it is characterised in that：Including filter cylinder（3）, distribution box（6）, audible-visual annunciator（9）, sediment outflow
Sled（10）And sand removing hole（11）, described filter cylinder（3）Upper inlet pipeline is provided with inlet pressure transmitter（1）, the filter cylinder
（3）Outlet pressure transmitter is provided with the outlet line of upper end（5）；Filter cylinder（3）Lower part outlet pipeline is prized through sediment outflow（10）With
Sand removing hole（11）Connection；Electronic sand flash valve is provided with the pipeline（8）, described electronic sand flash valve（8）Prized positioned at sediment outflow（10）
Interior, described sediment outflow sled（10）Top is fixed with distribution box（6）, the audible-visual annunciator（9）It is arranged on distribution box（6）On, institute
The distribution box stated（6）With inlet pressure transmitter（1）, outlet pressure transmitter（5）, electronic sand flash valve（8）And audible-visual annunciator
（9）It is electrically connected.
2. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：Described filter cylinder（3）Upper inlet
Pipeline is provided with imported valve（2）.
3. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：The filter cylinder（3）Inside it is provided with filter
Net（4）.
4. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：The filter cylinder（3）Lower part outlet pipe
Line is provided with sediment outflow valve（7）.
5. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：Described sediment outflow sled（10）For steel knot
The shape of the cuboid of structure.
6. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：Described distribution box（6）Inside it is provided with
PLC, described PLC and inlet pressure transmitter（1）, outlet pressure transmitter（5）, electronic sand flash valve（8）
And audible-visual annunciator（9）It is electrically connected.
7. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：Described inlet pressure transmitter
（1）With outlet pressure transmitter（5）Range 0-60MPa, accuracy class 0.25%.
8. desander sediment outflow prior-warning device according to claim 1, it is characterised in that：Described distribution box（6）To be explosion-proof
Light distribution box, its size are 680 × 600 × 240mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710906107.6A CN107648902B (en) | 2017-09-29 | 2017-09-29 | Desander sediment outflow prior-warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710906107.6A CN107648902B (en) | 2017-09-29 | 2017-09-29 | Desander sediment outflow prior-warning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107648902A true CN107648902A (en) | 2018-02-02 |
| CN107648902B CN107648902B (en) | 2019-07-16 |
Family
ID=61116330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710906107.6A Active CN107648902B (en) | 2017-09-29 | 2017-09-29 | Desander sediment outflow prior-warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107648902B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112760124A (en) * | 2019-10-21 | 2021-05-07 | 中国石油天然气股份有限公司 | Silt removing system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968660A (en) * | 2010-09-14 | 2011-02-09 | 北京宏泰华尊测控技术有限公司 | Aluminum oxide metering control processing system |
| CN102424766A (en) * | 2011-08-29 | 2012-04-25 | 西南石油大学 | Gas well fine silt ground separation and silt discharge device |
| CN204200209U (en) * | 2014-09-27 | 2015-03-11 | 中国石油化工集团公司 | A kind of gas drilling pre-warning system for monitoring |
| CN204283368U (en) * | 2014-11-25 | 2015-04-22 | 胜利油田瑞特机械制造有限责任公司 | A kind of high-pressure natural gas desander |
| CN204402466U (en) * | 2014-12-26 | 2015-06-17 | 西南石油大学 | A kind of air drilling formation water output and hole cleaning dynamic monitoring warning device |
-
2017
- 2017-09-29 CN CN201710906107.6A patent/CN107648902B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968660A (en) * | 2010-09-14 | 2011-02-09 | 北京宏泰华尊测控技术有限公司 | Aluminum oxide metering control processing system |
| CN102424766A (en) * | 2011-08-29 | 2012-04-25 | 西南石油大学 | Gas well fine silt ground separation and silt discharge device |
| CN204200209U (en) * | 2014-09-27 | 2015-03-11 | 中国石油化工集团公司 | A kind of gas drilling pre-warning system for monitoring |
| CN204283368U (en) * | 2014-11-25 | 2015-04-22 | 胜利油田瑞特机械制造有限责任公司 | A kind of high-pressure natural gas desander |
| CN204402466U (en) * | 2014-12-26 | 2015-06-17 | 西南石油大学 | A kind of air drilling formation water output and hole cleaning dynamic monitoring warning device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112760124A (en) * | 2019-10-21 | 2021-05-07 | 中国石油天然气股份有限公司 | Silt removing system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107648902B (en) | 2019-07-16 |
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Effective date of registration: 20211012 Address after: 100007 Oil Mansion, 9 North Avenue, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC CHUANQING DRILLING ENGINEERING Co.,Ltd. Address before: 710018 room 1203, Changqing building, Changqing Xing Long Yuan District, Xi'an, Shaanxi Patentee before: CNPC CHUANQING DRILLING ENGINEERING Co.,Ltd. |