CN210163261U - Flowing back processing system is returned in fracturing - Google Patents
Flowing back processing system is returned in fracturing Download PDFInfo
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- CN210163261U CN210163261U CN201920893839.0U CN201920893839U CN210163261U CN 210163261 U CN210163261 U CN 210163261U CN 201920893839 U CN201920893839 U CN 201920893839U CN 210163261 U CN210163261 U CN 210163261U
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Abstract
A fracturing flow-back fluid treatment system. The utility model relates to a waste water treatment processing field especially relates to a flowing back processing system is returned to fracturing. The fracturing flow-back fluid treatment system can effectively treat flow-back fluid and enhance water resource recycling. The utility model is mixed with the medicament in the second dosing tank under the aeration state during the work; then the clear liquid enters a filter through a water outlet pump for filtering, so that the impurities in the water are further reduced, and the outlet water is clear and transparent; the sludge below enters a sludge storage tank. And the filtered fracturing fluid enters a flow-back fluid storage pool and waits to be discharged back into the gas well. The utility model discloses under shale gas large-scale development, strengthen the cyclic utilization of water resource, the liquid is returned to economic effective processing retrieval and utilization, reduces waste water transportation on the one hand and deals with and reduce enterprise's production and operation cost, on the other hand protection area water resource and water environment.
Description
Technical Field
The utility model relates to a waste water treatment processing field especially relates to a flowing back processing system is returned to fracturing.
Background
The hydraulic fracturing technology is one of core technologies for shale gas development and is widely used for shale reservoir stratum reconstruction. According to foreign statistics, the water consumption of the single-opening shale gas horizontal well in fracturing can reach 10000-. The part of the flowback fluid often contains high mineralization degree (total dissolved solids), heavy metals, organic matters and the like due to the fact that stratum materials are dissolved during the period of staying in the stratum, and even the part of the flowback fluid contains radioactive substances and the like, so that the original functions of the flowback fluid are lost. If the water is not properly disposed, surface water sources can be polluted, and environmental accidents are caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to above problem, provide one kind can effectively handle and return flowing back, strengthen water resource cyclic utilization's fracturing and return flowing back processing system.
The technical scheme of the utility model is that: comprises a first base and a second base which are arranged side by side, wherein a first dosing tank and a fan room are sequentially arranged on the first base, a water pump set, a filter, a water outlet pump, an inclined plate sedimentation tank and a second dosing tank are sequentially arranged on the second base, the water pump set comprises a water inlet pump and a sludge discharge pump,
one end of the water inlet pump is communicated with the sewage tank, the other end of the water inlet pump is communicated with a first dosing tank, the first dosing tank is communicated with a second dosing tank, the second dosing tank is communicated with the inclined plate sedimentation tank,
an upper outlet of the inclined plate sedimentation tank is communicated with an inlet of a water outlet pump, a lower outlet of the inclined plate sedimentation tank is communicated with an inlet pipe of a sludge discharge pump, an outlet of the water outlet pump is communicated with an inlet of a filter, an outlet of the filter is communicated with a storage tank, and an outlet pipe of the sludge discharge pump is communicated with a sludge storage tank;
and aeration pipes are respectively arranged in the first dosing tank and the second dosing tank, an air blower is arranged in the air blower room, and the air blower is respectively communicated with the aeration pipe in the first dosing tank and the aeration pipe in the second dosing tank through a main pipeline.
The filter is internally provided with an aeration pipe, the main pipe is provided with a branch pipe, and the branch pipe is used for communicating the aeration pipe in the filter.
And a sludge discharge backflow pipeline communicated with the first dosing tank is arranged on an outlet pipe of the sludge discharge water pump.
The filter comprises two side-by-side fiber bundle filters.
In the operation of the utility model, the sewage is lifted into the first dosing tank body under the action of the water inlet pump and is mixed with the medicament in the first dosing tank under the aeration state; then flows into a second dosing tank and is mixed with the medicament in the second dosing tank under the aeration state; then the clear liquid enters a filter through a water outlet pump for filtering, so that the impurities in the water are further reduced, and the outlet water is clear and transparent; the sludge below enters a sludge storage tank. And the filtered fracturing fluid enters a flow-back fluid storage pool and waits to be discharged back into the gas well.
The utility model discloses under shale gas large-scale development, strengthen the cyclic utilization of water resource, the liquid is returned to economic effective processing retrieval and utilization, reduces waste water transportation on the one hand and deals with and reduce enterprise's production and operation cost, on the other hand protection area water resource and water environment.
Drawings
Figure 1 is a schematic structural view of the present invention,
in the figure, 1 is a first dosing tank, 2 is a fan room, 3 is a water pump set, 31 is a water inlet pump, 32 is a sludge discharge pump, 4 is a filter, 5 is a water outlet pump, 6 is an inclined plate sedimentation tank, 7 is a second dosing tank, 8 is a sewage tank, 9 is a storage tank, 10 is a sludge storage tank, 11 is a main pipeline, 12 is a branch pipe, 13 is an inlet pipe, 14 is an outlet pipe, and 15 is a sludge discharge return pipeline;
in the figure, solid arrows represent the sewage treatment flow direction, and dashed arrows represent the aeration direction.
Detailed Description
The utility model comprises a first base and a second base which are arranged side by side as shown in figure 1, wherein a first dosing tank 1 and a fan room 2 are sequentially arranged on the first base, a water pump unit 3, a filter 4, a water outlet pump 5, an inclined plate sedimentation tank 6 and a second dosing tank 7 are sequentially arranged on the second base, the water pump unit comprises a water inlet pump 31 and a sludge discharge pump 32,
one end of the water inlet pump is communicated with the sewage tank 8, the other end of the water inlet pump is communicated with a first dosing tank, the first dosing tank is communicated with a second dosing tank, the second dosing tank is communicated with an inclined plate sedimentation tank,
an upper outlet of the inclined plate sedimentation tank is communicated with an inlet of a water outlet pump, a lower outlet of the inclined plate sedimentation tank is communicated with an inlet pipe 13 of a sludge discharge water pump, an outlet of the water outlet pump is communicated with an inlet of a filter, an outlet of the filter is communicated with a storage tank 9, and an outlet pipe 14 of the sludge discharge water pump is communicated with a sludge storage tank 10;
aeration pipes are respectively arranged in the first dosing box and the second dosing box, blowers (such as a rotary blower with a brand Heng Cheng and a model of HC-251S-1001S) are arranged in the blower room, and the blowers are respectively communicated with the aeration pipes in the first dosing box and the second dosing box through a main pipeline 11.
In the operation of the utility model, the sewage is lifted into the first dosing tank body under the action of the water inlet pump and is mixed with the medicament in the first dosing tank under the aeration state; then flows into a second dosing tank and is mixed with the medicament in the second dosing tank under the aeration state; then the clear liquid enters a filter through a water outlet pump for filtering, so that the impurities in the water are further reduced, and the outlet water is clear and transparent; the sludge below enters a sludge storage tank. And the filtered fracturing fluid enters a flow-back fluid storage pool and waits to be discharged back into the gas well.
In operation, the opening on the aeration pipe is downward, so that the air with pressure provided by the air blower can blow up sludge at the bottom, and the sludge caking phenomenon at the bottom is prevented. The first base and the second base are arranged on the ground and play a supporting role, and are not shown in the figure. The utility model discloses the pump product that well relates to is conventional equipment, if adopt south pump industry's model CDL or CHL's pump product, convenient and reliable.
An aeration pipe is arranged in the filter, a branch pipe 12 is arranged on the main pipe, and the branch pipe is used for communicating the aeration pipe in the filter. The back washing is provided for the filter through the branch pipe, and the filtering reliability is improved.
And a sludge discharge backflow pipeline 15 communicated with the first dosing tank is arranged on an outlet pipe of the sludge discharge water pump. The backflow is convenient, the mixing with the medicaments in the first and second dosing boxes is carried out again, and the recycling rate is improved.
The filter comprises two side-by-side fiber bundle filters. Therefore, the filtering efficiency and the sewage interception capability are improved, and the subsequent utilization is facilitated.
The disclosure of the present application also includes the following points:
(1) the drawings of the embodiments disclosed herein only relate to the structures related to the embodiments disclosed herein, and other structures can refer to general designs;
(2) in case of conflict, the embodiments and features of the embodiments disclosed in this application can be combined with each other to arrive at new embodiments;
the above embodiments are only embodiments disclosed in the present disclosure, but the scope of the disclosure is not limited thereto, and the scope of the disclosure should be determined by the scope of the claims.
Claims (4)
1. A fracturing flow-back fluid treatment system is characterized by comprising a first base and a second base which are arranged side by side, wherein a first dosing tank and a fan room are sequentially arranged on the first base, a water pump set, a filter, a water outlet pump, an inclined plate sedimentation tank and a second dosing tank are sequentially arranged on the second base, the water pump set comprises a water inlet pump and a sludge discharge pump,
one end of the water inlet pump is communicated with the sewage tank, the other end of the water inlet pump is communicated with a first dosing tank, the first dosing tank is communicated with a second dosing tank, the second dosing tank is communicated with the inclined plate sedimentation tank,
an upper outlet of the inclined plate sedimentation tank is communicated with an inlet of a water outlet pump, a lower outlet of the inclined plate sedimentation tank is communicated with an inlet pipe of a sludge discharge pump, an outlet of the water outlet pump is communicated with an inlet of a filter, an outlet of the filter is communicated with a storage tank, and an outlet pipe of the sludge discharge pump is communicated with a sludge storage tank;
and aeration pipes are respectively arranged in the first dosing tank and the second dosing tank, an air blower is arranged in the air blower room, and the air blower is respectively communicated with the aeration pipe in the first dosing tank and the aeration pipe in the second dosing tank through a main pipeline.
2. The system of claim 1, wherein the filter is provided with an aerator pipe therein, and the main pipe is provided with a branch pipe for communicating with the aerator pipe in the filter.
3. The fracturing flow-back fluid treatment system of claim 1 or 2, wherein a sludge discharge return pipeline communicated with the first dosing tank is arranged on an outlet pipe of the sludge discharge water pump.
4. The frac flowback fluid treatment system of claim 1, wherein the filter comprises two fiber bundle filters arranged side-by-side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920893839.0U CN210163261U (en) | 2019-06-13 | 2019-06-13 | Flowing back processing system is returned in fracturing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920893839.0U CN210163261U (en) | 2019-06-13 | 2019-06-13 | Flowing back processing system is returned in fracturing |
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| Publication Number | Publication Date |
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| CN210163261U true CN210163261U (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920893839.0U Active CN210163261U (en) | 2019-06-13 | 2019-06-13 | Flowing back processing system is returned in fracturing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646603A (en) * | 2020-06-05 | 2020-09-11 | 湖北中油科昊机械制造有限公司 | Flowing back purification treatment device is returned in oil field fracturing |
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2019
- 2019-06-13 CN CN201920893839.0U patent/CN210163261U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646603A (en) * | 2020-06-05 | 2020-09-11 | 湖北中油科昊机械制造有限公司 | Flowing back purification treatment device is returned in oil field fracturing |
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