CN219058628U - Novel high turbidity surface water's processing system - Google Patents
Novel high turbidity surface water's processing system Download PDFInfo
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- CN219058628U CN219058628U CN202222470258.0U CN202222470258U CN219058628U CN 219058628 U CN219058628 U CN 219058628U CN 202222470258 U CN202222470258 U CN 202222470258U CN 219058628 U CN219058628 U CN 219058628U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The utility model discloses a novel high-turbidity surface water treatment system, which belongs to the technical field of water treatment and comprises an equipment room, a clean water tank, a membrane frame pool and a membrane precipitation canal, wherein one side of the membrane precipitation canal is communicated with a water source, the bottom of the membrane precipitation canal is in a 5-degree slope shape, the other side of the membrane precipitation canal is provided with the membrane frame pool and the equipment room, the membrane precipitation canal is communicated with the clean water tank through a pipeline, two ends of the membrane precipitation canal are provided with gate valves, one side of one gate valve is provided with a water retaining wall, the bottom of the water retaining wall is provided with a mud flushing hole, the inside of the membrane precipitation canal is provided with a high-flux membrane through the membrane frame, and the membrane precipitation canal is driven by gravity flow to operate under ultra-low pressure and high flux, so that the energy consumption of produced water is effectively reduced; the chemical dosing process is omitted, the physical process is simplified, secondary pollution caused by chemical agents is avoided, suspended sediment with higher concentration is arranged in the membrane precipitation channel 3, and the membrane precipitation channel has a good effect of removing micro-polluted organic matters; the integration level of the equipment is obviously improved, unattended operation is realized, and the labor cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of water treatment, and particularly relates to a novel high-turbidity surface water treatment system.
Background
The conventional treatment process of the high-turbidity surface water adopts coagulation, precipitation and filtration to reach the target water quality. In the treatment process, a large amount of chemical agents are required to be added, the addition amount of the coagulant aid is required to be adjusted according to the sand content of the inlet water, and especially the sand content which is continuously changed cannot be monitored on line in the prior art, so that full automation and unattended operation cannot be realized; the primary precipitation cannot meet the requirements and needs to be subjected to multistage precipitation treatment.
Based on the application of ultrafiltration membranes in drinking water purification, surface water treatment, sewage treatment and reclaimed water recycling, the high-quality and high-flux membrane product based on the national key laboratory (GZ-BT-30A high-quality and high-flux membrane product jointly developed by Gansu environmental science research Co., ltd.) is developed to develop an HTSUF-I type high-turbidity surface water membrane treatment sedimentation tank and is used for directly filtering high-turbidity surface water, so that the short flow and high-efficiency replacement of a multistage sedimentation filtration process are realized, and the high-efficiency membrane integrated purification of the high-turbidity surface water is realized.
Disclosure of Invention
The technical problem to be solved by the utility model is to solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a novel high turbidity surface water's processing system, includes between equipment, clean water basin, membrane frame pond and membrane sedimentation canal, one side intercommunication water source of membrane sedimentation canal, the bottom of membrane sedimentation canal is 5 slope form, the opposite side of membrane sedimentation canal sets up between membrane frame pond and equipment, membrane sedimentation canal and clean water basin pass through the pipeline intercommunication, the both ends of membrane sedimentation canal all are provided with the gate valve, one side of gate valve is provided with the retaining wall, the mud hole has been seted up to the bottom of retaining wall, the inside of membrane sedimentation canal is provided with high flux membrane through the membrane frame.
The device is characterized in that a recoil fan, a medicine storage tank, a medicine adding pump and an electric control cabinet are arranged in the device room, and the electric control cabinet is electrically connected with the recoil fan and the medicine adding pump.
The recoil fan is communicated with the membrane sedimentation channel through a pipeline, and the dosing pump is communicated with the drug storage tank and the membrane sedimentation channel through a pipeline.
The middle of the high flux membrane is provided with a hollow cavity, the hollow cavity is connected with a negative pressure pump through a membrane frame, the negative pressure pump is arranged in the clean water tank, and the negative pressure pump is electrically connected with an electric control cabinet.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is mainly driven by gravity flow and can operate at ultra-low pressure and high flux, thereby effectively reducing the energy consumption of water production; the chemical dosing process is omitted, the physical process is simplified, secondary pollution caused by chemical agents is avoided, and as no coagulating agent is added, the bottom mud is smoothly discharged, and mud accumulation common to a common sedimentation tank is avoided; the membrane sedimentation canal has high-concentration suspended sediment and has good effect of removing micro-polluted organic matters; the integration level of the equipment is obviously improved, the mud discharge water consumption is reduced, the water production efficiency is improved, the water quality of produced water can be ensured, the treatment process is shortened, the unattended operation is realized, and the labor cost is reduced.
Drawings
Fig. 1 is a schematic layout structure of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a water blocking wall according to an embodiment of the present utility model.
FIG. 3 is a schematic illustration of hydrostatic water production in accordance with an embodiment of the present utility model.
Fig. 4 is a schematic representation of the pumping capacity of an embodiment of the present utility model.
FIG. 5 is a chart of the turbidity of produced water statistics according to an embodiment of the present utility model.
Fig. 6 is a schematic diagram showing the change of the sand content of raw water according to an embodiment of the present utility model.
Figure number and name: the device room 1, a clean water tank 2, a membrane sedimentation channel 3, a gate valve 4, a water retaining wall 5, a mud hole 6, a recoil fan 7, a medicine storage tank 8, a medicine adding pump 9, an electric control cabinet 10 and a membrane frame 11.
Detailed Description
The present utility model will now be described in detail with reference to the drawings and the specific embodiments thereof, wherein the illustrative embodiments and descriptions of the utility model are for illustration, but not for limitation.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1
As shown in fig. 1-6, the novel high-turbidity surface water treatment system comprises an equipment room 1, a clean water tank 2, a membrane frame pool and a membrane sedimentation channel 3, wherein one side of the membrane sedimentation channel 3 is communicated with a water source, the bottom of the membrane sedimentation channel 3 is in a 5-degree slope shape, the other side of the membrane sedimentation channel 3 is provided with the membrane frame pool and the equipment room 1, the membrane sedimentation channel 3 and the clean water tank 2 are communicated through a pipeline, two ends of the membrane sedimentation channel 3 are respectively provided with a gate valve 4, one side of one gate valve 4 is provided with a water retaining wall 5, a mud flushing hole 6 is formed in the bottom of the water retaining wall 5, a high-flux membrane is arranged in the membrane sedimentation channel 3 through a membrane frame, a recoil fan 7, a medicine storage tank 8, a medicine adding pump 9 and an electric control cabinet 10 are electrically connected with the recoil fan 7 and the medicine adding pump 9, the medicine adding pump 9 is communicated with the membrane sedimentation channel 3 through a pipeline, the medicine adding pump 9 is communicated with the medicine storage tank 8 and the membrane 3 through a pipeline, the inner side of the membrane sedimentation channel is connected with a negative pressure pump 10 through a negative pressure cavity, and the negative pressure is arranged in the hollow cavity of the hollow cavity 2.
The GZ-BT-30A membrane product jointly developed by the national key laboratory and Gansu Langgan environmental science research Co-ordinates has a separation pore diameter which is less than or equal to 0.08 microns and is uniformly distributed and a curtain appearance which is easy to disassemble and assemble; the water pump can be used for sucking negative pressure water, or gravity flow can be used for driving water production, so that high-quality and high-flux treatment of high-turbidity surface water can be efficiently realized.
The engineering treatment scale is 100m3/h; the pressure of the produced water is 0.005-0.05 MPa when the membrane component operates, and the operating transmembrane pressure difference is less than or equal to 0.035MPa, so that lower operating power consumption can be maintained; the membrane system adopts micro-bubble scrubbing and low-pressure back flushing, eliminates membrane pollution on line, and recovers membrane flux; the running process is automatically controllable, under the current working condition, the average water yield of the membrane running can reach 30L/M2H by adopting gravity flow driving, and the water yield can reach 65L/M2H by adopting a negative pressure pump for pumping; the promised service life is more than 5 years.
The water flow direction of the membrane sedimentation canal 3 is parallel to that of a water source, the water inlet of the membrane sedimentation canal 3 is the downstream of the water flow direction, when the gate valve 4 is opened, water flows into the membrane sedimentation canal 3 along the slope at the bottom of the membrane sedimentation canal 3, the negative pressure pump is started, so that the hollow cavity in the high-flux membrane is negative pressure, when water passes through the high-flux membrane, the water is filtered by the high-flux membrane, filtered clean water enters the hollow cavity of the high-flux membrane, and due to the double functions of the negative pressure and siphoning, the clean water enters the clean water tank 2 along the pipeline.
When the turbidity of water in a water source is very high and the filtration efficiency of the high-flux membrane is reduced, the negative pressure is continuously increased through the negative pressure pump in the clean water tank, so that the water production efficiency can be improved, meanwhile, ventilation through the recoil fan 7 can be realized, the high-flux membrane can shake, the surface of the high-flux membrane is cleaned along with the acting force of water flow, and the filtration efficiency of the high-flux membrane is maintained.
After the system runs for a period of time, when sediment is more in the membrane sedimentation channel 3, the gate valve 4 at the upstream of water flow is opened, the water flow can enter the membrane sedimentation channel 3 through the pressurization of the mud flushing holes 6, meanwhile, the backflushing fan 7 is opened to enable sediment to be unable to sediment, the accumulated sediment is flushed out of the membrane sedimentation channel 3, the negative pressure pump can serve as a backflushing pump, the backflushing force is enhanced, and the membrane sedimentation channel 3 is better cleaned.
Debugging preliminary data
Design Scale 100m 3 /h; the turbidity of the produced water is designed to be less than or equal to 30NTU.
Starting the device to debug: the front end lifting pump works 1 (Q=65m3/h), and the equipment utilizes static pressure to produce water to meet the water supply requirement. After the equipment is started, the equipment continuously operates for 168 hours, the total water yield is 10107.29 tons, and the average water yield is 60.16m 3 /h。
The adjustment is divided into two modes of water production by static pressure and suction pump negative pressure suction;
the debug data is as shown in fig. 3-6:
static pressure water production: the water yield is 44-60 m 3 /h; the average turbidity of produced water is less than 0.5NTU;
pumping water: the water yield is 100-130 m 3 /h; the average turbidity of produced water is less than 0.5NTU;
and back flushing and sludge discharging are carried out for one time within 6-8 hours.
The utility model is mainly driven by gravity flow and can operate at ultra-low pressure and high flux, thereby effectively reducing the energy consumption of water production; the chemical dosing process is omitted, the physical process is simplified, secondary pollution caused by chemical agents is avoided, and as no coagulating agent is added, the bottom mud is smoothly discharged, and mud accumulation common to a common sedimentation tank is avoided; the membrane sedimentation channel 3 has high-concentration suspended sediment and has good effect of removing micro-polluted organic matters; the integration level of the equipment is obviously improved, the mud discharge water consumption is reduced, the water production efficiency is improved, the water quality of produced water can be ensured, the treatment process is shortened, the unattended operation is realized, and the labor cost is reduced.
The foregoing has outlined the detailed description of the embodiments of the present utility model, and the detailed description of the embodiments and the embodiments of the present utility model has been provided herein by way of illustration of specific examples, which are intended to be merely illustrative of the principles of the embodiments of the present utility model.
Claims (4)
1. The utility model provides a novel high turbidity surface water's processing system, includes equipment room (1), clean water basin (2), membrane frame pond and membrane sedimentation canal (3), its characterized in that: one side intercommunication water source of membrane precipitation canal (3), the bottom of membrane precipitation canal (3) is 5 slope form, the opposite side of membrane precipitation canal (3) sets up membrane frame pond and equipment room (1), membrane precipitation canal (3) and clean water basin (2) are through pipeline intercommunication, the both ends of membrane precipitation canal (3) all are provided with gate valve (4), one of them one side of gate valve (4) is provided with water retaining wall (5), towards mud hole (6) have been seted up to the bottom of water retaining wall (5), the inside of membrane precipitation canal (3) is provided with high flux membrane through the membrane frame.
2. A novel high turbidity surface water treatment system according to claim 1, wherein: the medicine adding device is characterized in that a recoil fan (7), a medicine storage tank (8), a medicine adding pump (9) and an electric control cabinet (10) are arranged in the equipment room (1), and the electric control cabinet (10) is electrically connected with the recoil fan (7) and the medicine adding pump (9).
3. A novel high turbidity surface water treatment system according to claim 2, wherein: the recoil fan (7) is communicated with the membrane sedimentation channel (3) through a pipeline, and the dosing pump (9) is communicated with the drug storage tank (8) and the membrane sedimentation channel (3) through a pipeline.
4. A novel high turbidity surface water treatment system according to claim 3, wherein: the middle of the high flux membrane is provided with a hollow cavity, the hollow cavity is connected with a negative pressure pump through a membrane frame, the negative pressure pump is arranged in the clean water tank (2), and the negative pressure pump is electrically connected with the electric control cabinet (10).
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CN202222470258.0U CN219058628U (en) | 2022-09-16 | 2022-09-16 | Novel high turbidity surface water's processing system |
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CN202222470258.0U CN219058628U (en) | 2022-09-16 | 2022-09-16 | Novel high turbidity surface water's processing system |
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