CN108854238A - A kind of high-efficiency fiber filter operating system and control method - Google Patents
A kind of high-efficiency fiber filter operating system and control method Download PDFInfo
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- CN108854238A CN108854238A CN201810735885.8A CN201810735885A CN108854238A CN 108854238 A CN108854238 A CN 108854238A CN 201810735885 A CN201810735885 A CN 201810735885A CN 108854238 A CN108854238 A CN 108854238A
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- 239000000835 fiber Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 238000005406 washing Methods 0.000 claims abstract description 90
- 238000010926 purge Methods 0.000 claims abstract description 56
- 238000002156 mixing Methods 0.000 claims abstract description 47
- 239000002351 wastewater Substances 0.000 claims abstract description 47
- 238000011001 backwashing Methods 0.000 claims abstract description 40
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 238000002360 preparation method Methods 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 2
- 239000000706 filtrate Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 7
- 238000011109 contamination Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/04—Controlling the filtration
- B01D37/046—Controlling the filtration by pressure measuring
Abstract
The present invention provides a kind of high-efficiency fiber filter operating system and control method, method：1. high-efficiency fiber filter is in normal operating condition, the pressure difference between water inlet pipe and outlet pipe is monitored, alternatively, the duration of monitoring normal operating condition；2. when normal operating condition reaches setting time, alternatively, high-efficiency fiber filter enters air purge state and the operating status of mixing wastewater with air backwashing state alternately and repeatedly when the pressure difference between water inlet pipe and outlet pipe reaches the first setting value；3. when alternately and repeatedly number reaches setting number for air purge state and mixing wastewater with air backwashing state, into washing state；4. after washing state, into just washing preparation state；5. after just washing preparation state, into just washing state；6. after just washing state, into normal operating condition, returning to 1.Backwash effect of the present invention is thorough, and the dirt for effectively removing filtrate is stifled.
Description
Technical field
The invention belongs to water treatment fields, and in particular to a kind of high-efficiency fiber filter operating system and control method.
Background technique
Because the diameter of fiber filtering is by several microns to tens microns, have that large specific surface area, adsorption capacity be strong, filtration resistance
The features such as small, greatly improves filtering accuracy, filter efficiency and retaining power, and the filtering accuracy for being able to solve particulate filter is filtered
The problems such as expecting partial size limitation and big filtration resistance, thus it is widely used in water treatment field.
High-efficiency fiber filter is the pressure type fiber filter device of a kind of advanced structure, function admirable, is according to fluid
Mechanics principle is by the novel energy-conserving water purifier that practice is developed for many years.High-efficiency fiber filter includes fiber ball filter, fibre
Tie up the filter using fiber as filtrate such as beam filter device and comet fabric filter.It is efficiently fine compared with conventional filter
Dimensional filter device has many advantages, such as that filtering velocity is high, holding filth capacity is big, the duty cycle is long, filter effect is good, and filtrate generallys use mixing wastewater with air
The mode of backwash regenerates, and washing water quantity is only filter water 1 ~ 2%, and water consumption is low, is gradually applied to the mistake of various water quality
Filter, but traditional backwash effect is not thorough, and filtrate dirt is stifled serious, causes equipment backwash frequent, and producing water ratio reduces, and seriously affects life
It produces.
This is the deficiencies in the prior art, therefore, in view of the above-mentioned drawbacks in the prior art, provides a kind of high-efficiency fiber filtering
Device operating system and control method, are necessary.
Summary of the invention
It is an object of the present invention to be not thorough for above-mentioned high-efficiency fiber filter backwash, the defects of backwash is frequent, provide
A kind of high-efficiency fiber filter operating system and control method, to solve the above technical problems.
To achieve the above object, the present invention provides following technical scheme：
A kind of high-efficiency fiber filter operating system, including cylinder are provided with water inlet pipe, outlet pipe, air inlet pipe and row on cylinder
Tracheae；
Inlet valve KV1, backwash outlet valve KV4 and water inlet hook gauge are provided on the water inlet pipe；
Outlet valve KV2, backwash inlet valve KV3, positive wash-off water valve KV5 and water outlet hook gauge are provided on the outlet pipe；
Backwash intake valve KV6 is provided in air inlet pipe；
Vent valve KV7 is provided on exhaust pipe.
Inlet valve KV1 and outlet valve KV2 is water-flowing path when working normally, and backwash intake valve KV6 is with vent valve KV7
Access when air purge, inlet valve KV1 and the positive water valve KV5 that washes out are positive water-flowing path when washing, and backwash inlet valve KV3 goes out with backwash
Water-flowing path when water valve KV4 is backwash, water inlet hook gauge show that the hydraulic pressure of water inlet pipe, water outlet hook gauge show water pipe
Hydraulic pressure, high-efficiency fiber filter preliminary work, the hydraulic pressure and outlet pipe hydraulic pressure of water inlet pipe are almost equal, with filtering holding filth capacity
Increase, the hydraulic pressure of water inlet pipe is increasing, removes contamination.
Further, water inlet pipe setting is on cylinder top, and water inlet pipe is including first port, the from three-port structure
Two-port netwerk and third port, first port connector drum, second port connect inlet valve KV1, and third port connects backwash water outlet
Valve KV4；
In cylinder lower part, outlet pipe is four-way structure, including fifth port, the 6th port, the 7th port for the outlet pipe setting
With the 8th port, fifth port connector drum, the 6th port connects outlet valve KV2, and the 7th port connects backwash inlet valve KV3,
The connection of 8th port is positive to wash out water valve KV5；
The air inlet pipe is arranged in cylinder lower part；
The exhaust pipe is arranged on cylinder top.The outflow that outlet pipe top is more advantageous to water flow, exhaust pipe is arranged in water inlet pipe
Air inlet pipe top is set, mixing wastewater with air is more advantageous to.
It further, further include controller, controller is connected with pressure differential detection module, and the setting of pressure differential detection module is being intake
Between pipe and outlet pipe, controller also with inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, just wash
Outlet valve KV5, backwash intake valve KV6 are connected with vent valve KV7.Controller connects pressure differential detection module and each valve, thus
By pressure difference between personal monitoring's inlet and outlet pipes and manually controls each opening and closing and switch to automatic mode.
Further, the controller uses PLC controller；Pressure differential detection module uses pressure transmitter or pressure difference sensing
Device.PLC controller is the common controller of industry, for controlling the opening and closing and the pressure of acquisition pressure differential detection module in real time of each valve
Force data.
The present invention gives following technical solution：
A kind of high-efficiency fiber filter progress control method, includes the following steps：
When step S1. high-efficiency fiber filter is in normal operating condition, the pressure difference between water inlet pipe and outlet pipe is monitored, or
Person monitors the duration of normal operating condition；
Step S2. is when normal operating condition reaches setting time, alternatively, when pressure difference between water inlet pipe and outlet pipe reaches the
When one setting value, high-efficiency fiber filter enters air purge state and the operating status of mixing wastewater with air backwashing state alternately and repeatedly；
Step S3. is when alternately and repeatedly number reaches setting number for air purge state and mixing wastewater with air backwashing state, into washing
State；
After step S4. washing state, into just washing preparation state；
After step S5. is just washing preparation state, into just washing state；
After step S6. just washes state, into normal operating condition, return step S1.
Further, the normal operating condition of high-efficiency fiber filter, inlet valve KV1 and outlet valve KV2 are opened, backwash into
Water valve KV3, backwash outlet valve KV4, positive water valve KV5, backwash intake valve KV6 and the vent valve KV7 of washing out are closed；
The air purge state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, backwash inlet valve KV3 and just washes out water valve
KV5 is closed, and backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The mixing wastewater with air backwashing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2 and the positive water valve KV5 that washes out are closed
It closes, backwash inlet valve KV3, backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The washing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, positive wash-off water valve KV5 and backwash intake valve
KV6 is closed, and backwash inlet valve KV3, backwash outlet valve KV4 and vent valve KV7 are opened；
High-efficiency fiber filter just washes preparation state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4 and backwash
Intake valve KV6 is closed, and inlet valve KV1, the positive water valve KV5 and vent valve KV7 that washes out are opened；
High-efficiency fiber filter just washes state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, backwash intake valve
KV6, vent valve KV7 are closed, and inlet valve KV1 and the positive water valve KV5 that washes out are opened.
Further, each air purge state duration is the setting air purge period, and mixing wastewater with air backwashing state continues
Time is setting mixing wastewater with air backwashing time section, and washing state duration is setting washing time section, is just washing preparation state
Duration is that time section is just being washed in setting, is washing state duration just as setting and is just washing the period.All periods
It is configured according to filtrate pollution condition.
Further, in step 3, air purge state and mixing wastewater with air backwashing state alternately and repeatedly set number as 4 times；
Air purge sets the air purge period as 80s for the first time, and duplicate air purge set period of time is 60s, setting mixing wastewater with air backwash
Period is 100s, sets washing time section as 90s, and just washing time section is 30s, and just washing the period is 30s；
First setting value of the pressure difference between water inlet pipe and outlet pipe is greater than 0.05MPa, is less than 0.12MPa.All periods are equal
It can be adjusted according to filtrate pollution condition, air purge state and the number of mixing wastewater with air backwashing state alternately and repeatedly are also adjustable
It is whole, meet the specific requirements removed contamination；When differential water pressures are less than 0.05MPa between inlet and outlet pipes, filtrate does not have generation is dirty to block up substantially,
And when differential water pressures are greater than 0.12MPa between inlet and outlet pipes, filtrate is seriously dirty stifled, filter effect is influenced, so will start
Differential water pressures threshold value is arranged between 0.05MPa and 0.12MPa between the inlet and outlet pipes of backwash, ensure that high-efficiency fiber filter
Maximum working efficiency.
Further, controller is by the pressure difference between pressure differential detection module monitors water inlet pipe and outlet pipe, alternatively, control
Whether device monitoring normal operating condition reaches setting time；
Whether the monitoring control devices air purge duration reaches the setting air purge period, and the mixing wastewater with air backwashing state duration is
No to reach setting mixing wastewater with air backwashing time section, whether washing state duration reaches setting washing time section, just washes standard
Whether standby state duration, which reaches setting, is just being washed time section, is just being washed state duration and whether is reached setting and is just washing the time
Section；
Controller control inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, it is positive wash out water valve KV5,
The open and close of backwash intake valve KV6 and vent valve KV7.Controller acquires the data of pressure differential detection module and controls each
The opening and closing of a valve, to by pressure difference between personal monitoring's inlet and outlet pipes and manually control each valve opening and closing and switch to automatic mold
Formula.
Further, when step S1. high-efficiency fiber filter is in normal operating condition, monitor water inlet pipe and outlet pipe it
Between pressure difference, meanwhile, monitor the duration of normal operating condition.Controller is according to the pressure between inlet and outlet pipes under automatic mode
Difference and normal operating condition duration carry out double control, to remove contamination more thoroughly.
The beneficial effects of the present invention are：
The gentle water mix backwash of backwash is combined into repeated flushing through the invention, backwash effect is thorough, effectively removes filtrate
Dirt it is stifled, be more advantageous to the filtrate maintenance of high-efficiency fiber filter, extend the service life of filtrate.
In addition, design principle of the present invention is reliable, structure is simple, has very extensive application prospect.
It can be seen that compared with prior art, the present invention implementing with substantive distinguishing features outstanding and significant progress
Beneficial effect be also obvious.
Detailed description of the invention
Fig. 1 is system construction drawing of the invention；
Fig. 2 is control system connection schematic diagram of the invention；
Fig. 3 is the method flow diagram one of the embodiment of the present invention 2；
Fig. 4 is the method flow diagram two of the embodiment of the present invention 3；
Fig. 5 is the method flow diagram three of the embodiment of the present invention 4；
Wherein, 1- cylinder；2- water inlet pipe；3- outlet pipe；4- air inlet pipe；5- exhaust pipe；6- water inlet hook gauge；7- outlet pipe pressure
Power table；8- controller；9- pressure differential detection module；KV1- inlet valve；KV2- outlet valve；KV3- backwash inlet valve；KV4- backwash goes out
Water valve；KV5- just washes out water valve；KV6- backwash intake valve；KV7- vent valve.
Specific embodiment：
To enable the purpose of the present invention, feature, advantage more obvious and understandable, it is embodied below in conjunction with the present invention
Attached drawing in example, is clearly and completely described the technical solution in the present invention.
Embodiment 1：
As depicted in figs. 1 and 2, the present invention provides a kind of high-efficiency fiber filter operating system, including cylinder 1, is arranged on cylinder 1
There are water inlet pipe 2, outlet pipe 3, air inlet pipe 4 and exhaust pipe 5；
Inlet valve KV1, backwash outlet valve KV4 and water inlet hook gauge 6 are provided on the water inlet pipe 2；
Outlet valve KV2, backwash inlet valve KV3, positive wash-off water valve KV5 and water outlet hook gauge 7 are provided on the outlet pipe 3；
Backwash intake valve KV6 is provided in air inlet pipe 4；
Vent valve KV7 is provided on exhaust pipe 5；
On 1 top of cylinder, water inlet pipe 2 is including first port, second port and the from three-port structure for the water inlet pipe 2 setting
Three ports, first port connector drum 1, second port connect inlet valve KV1, and third port connects backwash outlet valve KV4；
In 1 lower part of cylinder, outlet pipe 3 is four-way structure, including fifth port, the 6th port, the 7th end for the setting of outlet pipe 3
Mouth and the 8th port, fifth port connector drum 1, the 6th port connect outlet valve KV2, and the 7th port connects backwash inlet valve
KV3, the connection of the 8th port is positive to wash out water valve KV5；
The air inlet pipe 4 is arranged in 1 lower part of cylinder；
The exhaust pipe 5 is arranged on 1 top of cylinder；
It further include controller 8, controller 8 is connected with pressure differential detection module 9, and the setting of pressure differential detection module 9 is in water inlet pipe 2 and water outlet
Between pipe 3, controller 8 also with inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, just wash out water valve
KV5, backwash intake valve KV6 are connected with vent valve KV7；
The controller 8 uses PLC controller；Pressure differential detection module 9 uses pressure transmitter or differential pressure pickup.
Embodiment 2：
As shown in figure 3, a kind of high-efficiency fiber filter progress control method, includes the following steps：
When step S1. high-efficiency fiber filter is in normal operating condition, the pressure difference between water inlet pipe and outlet pipe is monitored；
For step S2. when the pressure difference between water inlet pipe and outlet pipe reaches the first setting value, high-efficiency fiber filter enters air purge
State and the operating status of mixing wastewater with air backwashing state alternately and repeatedly；
Step S3. is when alternately and repeatedly number reaches setting number for air purge state and mixing wastewater with air backwashing state；Air purge state
With mixing wastewater with air backwashing state alternately and repeatedly set number as 4 times；
After step S4. washing state, into just washing preparation state；
After step S5. is just washing preparation state, into just washing state；
After step S6. just washes state, into normal operating condition, return step S1.
The normal operating condition of the high-efficiency fiber filter of above-described embodiment 2, inlet valve KV1 and outlet valve KV2 are opened, instead
Inlet valve KV3, backwash outlet valve KV4, positive water valve KV5, backwash intake valve KV6 and the vent valve KV7 of washing out is washed to close；
The air purge state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, backwash inlet valve KV3 and just washes out water valve
KV5 is closed, and backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The mixing wastewater with air backwashing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2 and the positive water valve KV5 that washes out are closed
It closes, backwash inlet valve KV3, backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The washing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, positive wash-off water valve KV5 and backwash intake valve
KV6 is closed, and backwash inlet valve KV3, backwash outlet valve KV4 and vent valve KV7 are opened；
High-efficiency fiber filter just washes preparation state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4 and backwash
Intake valve KV6 is closed, and inlet valve KV1, the positive water valve KV5 and vent valve KV7 that washes out are opened；
High-efficiency fiber filter just washes state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, backwash intake valve
KV6, vent valve KV7 are closed, and inlet valve KV1 and the positive water valve KV5 that washes out are opened；
Each air purge state duration is the setting air purge period, and the mixing wastewater with air backwashing state duration is setting air water
Mix backwash period, washing state duration are setting washing time section, just wash and prepare state duration as setting
Time section is just being washed, state duration is being washed just as setting and is just washing the period.All periods can pollute feelings according to filtrate
Condition is configured；
Air purge sets the air purge period as 80s for the first time, and duplicate air purge set period of time is 60s, setting mixing wastewater with air backwash
Period is 100s, sets washing time section as 90s, and just washing time section is 30s, and just washing the period is 30s；
First setting value of the pressure difference between water inlet pipe and outlet pipe is greater than 0.05MPa, is less than 0.12MPa；All periods are equal
It can be adjusted according to filtrate pollution condition, air purge state and the number of mixing wastewater with air backwashing state alternately and repeatedly are also adjustable
It is whole, meet the specific requirements removed contamination；When differential water pressures are less than 0.05MPa between inlet and outlet pipes, filtrate does not have generation is dirty to block up substantially,
And when differential water pressures are greater than 0.12MPa between inlet and outlet pipes, filtrate is seriously dirty stifled, filter effect is influenced, so will start
Differential water pressures threshold value is arranged between 0.05MPa and 0.12MPa between the inlet and outlet pipes of backwash, ensure that high-efficiency fiber filter
Maximum working efficiency.
Above-described embodiment 2 can pass through the Data Detection Inlet and outlet water of human eye observation's water inlet hook gauge and water outlet hook gauge
Pressure difference between pipe monitors whether the air purge duration reaches setting air purge period, mixing wastewater with air recoil by manual timing
Wash whether state duration reaches setting mixing wastewater with air backwashing time section, whether washing state duration reaches setting water
Wash the period, just washing and preparing state duration and whether reach setting just to wash time section, just washing state continue -+the time is
It is no reach setting just wash the period；Manually control inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4,
The positive open and close for washing out water valve KV5, backwash intake valve KV6 and vent valve KV7.
Examples detailed above 2 can also be obtained automatically between the data monitoring inlet and outlet pipes of pressure differential detection module by controller
Whether pressure difference reaches the setting air purge period by the monitoring control devices air purge duration, and mixing wastewater with air backwashing state continues
Whether the time reaches setting mixing wastewater with air backwashing time section, and whether washing state duration reaches setting washing time section,
Just wash prepare state duration whether reach setting just washing time section, just washing state duration whether reaching setting just
Wash the period；Controller control inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, water valve is just washed out
The open and close of KV5, backwash intake valve KV6 and vent valve KV7.The data and control of controller acquisition pressure differential detection module
Make the opening and closing of each valve, thus by pressure difference between personal monitoring's inlet and outlet pipes and manually control each valve opening and closing switch to from
Dynamic model formula.
Embodiment 3：
As shown in figure 4, a kind of high-efficiency fiber filter progress control method, includes the following steps：
When step S1. high-efficiency fiber filter is in normal operating condition, the duration of normal operating condition is monitored；
For step S2. when normal operating condition reaches setting time, high-efficiency fiber filter enters air purge state and mixing wastewater with air
The operating status of backwashing state alternately and repeatedly；
Step S3. is when alternately and repeatedly number reaches setting number for air purge state and mixing wastewater with air backwashing state, into washing
State；Air purge state and mixing wastewater with air backwashing state alternately and repeatedly set number as 4 times；
After step S4. washing state, into just washing preparation state；
After step S5. is just washing preparation state, into just washing state；
After step S6. just washes state, into normal operating condition, return step S1.
In above-described embodiment 3, the normal operating condition of high-efficiency fiber filter, inlet valve KV1 and outlet valve KV2 are opened,
Backwash inlet valve KV3, backwash outlet valve KV4, positive water valve KV5, backwash intake valve KV6 and the vent valve KV7 of washing out are closed；
The air purge state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, backwash inlet valve KV3 and just washes out water valve
KV5 is closed, and backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The mixing wastewater with air backwashing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2 and the positive water valve KV5 that washes out are closed
It closes, backwash inlet valve KV3, backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The washing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, positive wash-off water valve KV5 and backwash intake valve
KV6 is closed, and backwash inlet valve KV3, backwash outlet valve KV4 and vent valve KV7 are opened；
High-efficiency fiber filter just washes preparation state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4 and backwash
Intake valve KV6 is closed, and inlet valve KV1, the positive water valve KV5 and vent valve KV7 that washes out are opened；
High-efficiency fiber filter just washes state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, backwash intake valve
KV6, vent valve KV7 are closed, and inlet valve KV1 and the positive water valve KV5 that washes out are opened；
Each air purge state duration is the setting air purge period, and the mixing wastewater with air backwashing state duration is setting air water
Mix backwash period, washing state duration are setting washing time section, just wash and prepare state duration as setting
Time section is just being washed, state duration is being washed just as setting and is just washing the period.All periods can pollute feelings according to filtrate
Condition is configured；
Air purge sets the air purge period as 80s for the first time, and duplicate air purge set period of time is 60s, setting mixing wastewater with air backwash
Period is 100s, sets washing time section as 90s, and just washing time section is 30s, and just washing the period is 30s；
First setting value of the pressure difference between water inlet pipe and outlet pipe is greater than 0.05MPa, is less than 0.12MPa.All periods are equal
It can be adjusted according to filtrate pollution condition, air purge state and the number of mixing wastewater with air backwashing state alternately and repeatedly are also adjustable
It is whole, meet the specific requirements removed contamination；When differential water pressures are less than 0.05MPa between inlet and outlet pipes, filtrate does not have generation is dirty to block up substantially,
And when differential water pressures are greater than 0.12MPa between inlet and outlet pipes, filtrate is seriously dirty stifled, filter effect is influenced, so will start
Differential water pressures threshold value is arranged between 0.05MPa and 0.12MPa between the inlet and outlet pipes of backwash, ensure that high-efficiency fiber filter
Maximum working efficiency.
In above-described embodiment 3, it can monitor whether normal operating condition reaches setting time by manual timing；Meter manually
When monitoring the air purge duration whether reach setting the air purge period, whether the mixing wastewater with air backwashing state duration, which reaches, sets
Determine mixing wastewater with air backwashing time section, whether washing state duration reaches setting washing time section, just washing preparation state and holding
The continuous time whether reach setting is just washing time section, just washing state duration whether reach setting just wash the period；Manually
Control inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, positive wash-off water valve KV5, backwash intake valve
The open and close of KV6 and vent valve KV7.
In above-described embodiment 3, whether can also reach setting time by monitoring control devices normal operating condition；
Whether the monitoring control devices air purge duration reaches the setting air purge period, and the mixing wastewater with air backwashing state duration is
No to reach setting mixing wastewater with air backwashing time section, whether washing state duration reaches setting washing time section, just washes standard
Whether standby state duration, which reaches setting, is just being washed time section, is just being washed state duration and whether is reached setting and is just washing the time
Section；
Controller control inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, it is positive wash out water valve KV5,
The open and close of backwash intake valve KV6 and vent valve KV7.Whether monitoring control devices normal operating condition reaches setting time
And the opening and closing of each valve of control, so that whether personal monitoring's normal operating condition is reached setting time and is manually controlled
Each valve opening and closing switchs to automatic mode.
Embodiment 4：
As shown in figure 5, a kind of high-efficiency fiber filter progress control method, includes the following steps：
Pressure when step S1. high-efficiency fiber filter is in normal operating condition, between monitoring control devices water inlet pipe and outlet pipe
Difference, meanwhile, the duration of monitoring control devices normal operating condition；
Step S2. is when normal operating condition reaches setting time, alternatively, when the pressure difference between water inlet pipe and outlet pipe reaches
When the first setting value, high-efficiency fiber filter enters air purge state and the operation shape of mixing wastewater with air backwashing state alternately and repeatedly
State;
Step S3. when alternately and repeatedly number reaches setting number for air purge state and mixing wastewater with air backwashing state, alternatively, when into
When pressure difference between water pipe or outlet pipe reaches the second setting value, into washing state；
After step S4. washing state, into just washing preparation state；
After step S5. is just washing preparation state, into just washing state；
After step S6. just washes state, into normal operating condition, return step S1.Under automatic mode controller according into
Pressure difference and normal operating condition duration between outlet pipe are monitored simultaneously, double control are carried out, to remove contamination more
Thoroughly.
The embodiment of the present invention be it is illustrative and not restrictive, above-described embodiment be only to aid in understanding the present invention, because
The present invention is not limited to the embodiments described in specific embodiment for this, all by those skilled in the art's technology according to the present invention
Other specific embodiments that scheme obtains, also belong to the scope of protection of the invention.
Claims (10)
1. a kind of high-efficiency fiber filter operating system, which is characterized in that including cylinder（1）, cylinder（1）On be provided with water inlet pipe
（2）, outlet pipe（3）, air inlet pipe（4）And exhaust pipe（5）；
The water inlet pipe（2）On be provided with inlet valve KV1, backwash outlet valve KV4 and water inlet hook gauge（6）；
The outlet pipe（3）On be provided with outlet valve KV2, backwash inlet valve KV3, positive wash out water valve KV5 and water outlet hook gauge
（7）；
Air inlet pipe（4）On be provided with backwash intake valve KV6；
Exhaust pipe（5）On be provided with vent valve KV7.
2. a kind of high-efficiency fiber filter operating system as described in claim 1, which is characterized in that the water inlet pipe（2）If
It sets in cylinder（1）Top, water inlet pipe（2）For from three-port structure, including first port, second port and third port, first end
Mouth connector drum（1）, second port connection inlet valve KV1, third port connection backwash outlet valve KV4；
The outlet pipe（3）It is arranged in cylinder（1）Lower part, outlet pipe（3）For four-way structure, including fifth port, the 6th port,
7th port and the 8th port, fifth port connector drum（1）, the 6th port connects outlet valve KV2, the connection backwash of the 7th port
Inlet valve KV3, the connection of the 8th port is positive to wash out water valve KV5；
The air inlet pipe（4）It is arranged in cylinder（1）Lower part；
The exhaust pipe（5）It is arranged in cylinder（1）Top.
3. a kind of high-efficiency fiber filter operating system as described in claim 1, which is characterized in that further include controller（8）,
Controller（8）It is connected with pressure differential detection module（9）, pressure differential detection module（9）It is arranged in water inlet pipe（2）And outlet pipe（3）Between,
Controller（8）Also with inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, the positive water valve KV5, anti-of washing out
Intake valve KV6 is washed to connect with vent valve KV7.
4. a kind of high-efficiency fiber filter operating system as claimed in claim 3, which is characterized in that the controller（8）It adopts
Use PLC controller；Pressure differential detection module（9）Using pressure transmitter or differential pressure pickup.
5. a kind of high-efficiency fiber filter progress control method based on the claims 1-4, which is characterized in that including as follows
Step：
When step S1. high-efficiency fiber filter is in normal operating condition, the pressure difference between water inlet pipe and outlet pipe is monitored, or
Person monitors the duration of normal operating condition；
Step S2. is when normal operating condition reaches setting time, alternatively, when pressure difference between water inlet pipe and outlet pipe reaches the
When one setting value, high-efficiency fiber filter enters air purge state and the operating status of mixing wastewater with air backwashing state alternately and repeatedly；
Step S3. is when alternately and repeatedly number reaches setting number for air purge state and mixing wastewater with air backwashing state, into washing
State；
After step S4. washing state, into just washing preparation state；
After step S5. is just washing preparation state, into just washing state；
After step S6. just washes state, into normal operating condition, return step S1.
6. a kind of high-efficiency fiber filter progress control method as claimed in claim 5, which is characterized in that high-efficiency fiber filtering
The normal operating condition of device, inlet valve KV1 and outlet valve KV2 are opened, backwash inlet valve KV3, backwash outlet valve KV4, positive wash-off
Water valve KV5, backwash intake valve KV6 and vent valve KV7 are closed；
The air purge state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, backwash inlet valve KV3 and just washes out water valve
KV5 is closed, and backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The mixing wastewater with air backwashing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2 and the positive water valve KV5 that washes out are closed
It closes, backwash inlet valve KV3, backwash intake valve KV6, backwash outlet valve KV4 and vent valve KV7 are opened；
The washing state of high-efficiency fiber filter, inlet valve KV1, outlet valve KV2, positive wash-off water valve KV5 and backwash intake valve
KV6 is closed, and backwash inlet valve KV3, backwash outlet valve KV4 and vent valve KV7 are opened；
High-efficiency fiber filter just washes preparation state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4 and backwash
Intake valve KV6 is closed, and inlet valve KV1, the positive water valve KV5 and vent valve KV7 that washes out are opened；
High-efficiency fiber filter just washes state, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, backwash intake valve
KV6, vent valve KV7 are closed, and inlet valve KV1 and the positive water valve KV5 that washes out are opened.
7. a kind of high-efficiency fiber filter progress control method as claimed in claim 5, which is characterized in that each air purge state
Duration is the setting air purge period, and the mixing wastewater with air backwashing state duration is setting mixing wastewater with air backwashing time
Section, washing state duration are setting washing time section, wash preparation state duration just as setting and are just washing time section,
It is just washing state duration and is just washing the period for setting.
8. a kind of high-efficiency fiber filter progress control method as claimed in claim 7, which is characterized in that in step 3, air purge
State and mixing wastewater with air backwashing state alternately and repeatedly set number as 4 times；
Air purge sets the air purge period as 80s for the first time, and duplicate air purge set period of time is 60s, setting mixing wastewater with air backwash
Period is 100s, sets washing time section as 90s, and just washing time section is 30s, and just washing the period is 30s；
First setting value of the pressure difference between water inlet pipe and outlet pipe is greater than 0.05MPa, is less than 0.12MPa.
9. a kind of high-efficiency fiber filter progress control method as claimed in claim 7, which is characterized in that controller passes through pressure
Pressure difference between poor detection module monitoring water inlet pipe and outlet pipe, sets alternatively, whether monitoring control devices normal operating condition reaches
It fixes time；
Whether the monitoring control devices air purge duration reaches the setting air purge period, and the mixing wastewater with air backwashing state duration is
No to reach setting mixing wastewater with air backwashing time section, whether washing state duration reaches setting washing time section, just washes standard
Whether standby state duration, which reaches setting, is just being washed time section, is just being washed state duration and whether is reached setting and is just washing the time
Section；
Controller control inlet valve KV1, outlet valve KV2, backwash inlet valve KV3, backwash outlet valve KV4, it is positive wash out water valve KV5,
The open and close of backwash intake valve KV6 and vent valve KV7.
10. a kind of high-efficiency fiber filter progress control method as claimed in claim 9, which is characterized in that step S1. is efficient
When fabric filter is in normal operating condition, the pressure difference between water inlet pipe and outlet pipe is monitored, meanwhile, monitoring operates normally shape
The duration of state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810735885.8A CN108854238A (en) | 2018-07-06 | 2018-07-06 | A kind of high-efficiency fiber filter operating system and control method |
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| CN201810735885.8A CN108854238A (en) | 2018-07-06 | 2018-07-06 | A kind of high-efficiency fiber filter operating system and control method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109775783A (en) * | 2019-03-04 | 2019-05-21 | 马钢(合肥)板材有限责任公司 | A kind of on-line cleaning method of desalination water pre-treatment means |
| CN112321027A (en) * | 2020-11-21 | 2021-02-05 | 西安西热水务环保有限公司 | Side-stream filtering system and method with multiple cleaning modes |
| CN113476942A (en) * | 2021-05-25 | 2021-10-08 | 西安热工研究院有限公司 | Filter backwashing system, process and control method |
| CN113926230A (en) * | 2021-10-29 | 2022-01-14 | 珠海格力电器股份有限公司 | Flushing control method and control device |
| CN114130116A (en) * | 2021-10-26 | 2022-03-04 | 北京天玛智控科技股份有限公司 | Filter washing control method and device and electronic equipment |
| CN114133057A (en) * | 2021-10-26 | 2022-03-04 | 北京天玛智控科技股份有限公司 | Mine water underground modular reverse osmosis treatment and recycling equipment |
| CN114751481A (en) * | 2022-04-14 | 2022-07-15 | 江苏圣洁达水处理工程有限公司 | Self-cleaning carbon fiber filtering system and filtering method |
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| CN203200099U (en) * | 2013-07-31 | 2013-09-18 | 云南全成环境工程有限公司 | Efficient fiber filtering membrane |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109775783A (en) * | 2019-03-04 | 2019-05-21 | 马钢(合肥)板材有限责任公司 | A kind of on-line cleaning method of desalination water pre-treatment means |
| CN112321027A (en) * | 2020-11-21 | 2021-02-05 | 西安西热水务环保有限公司 | Side-stream filtering system and method with multiple cleaning modes |
| CN113476942A (en) * | 2021-05-25 | 2021-10-08 | 西安热工研究院有限公司 | Filter backwashing system, process and control method |
| CN114130116A (en) * | 2021-10-26 | 2022-03-04 | 北京天玛智控科技股份有限公司 | Filter washing control method and device and electronic equipment |
| CN114133057A (en) * | 2021-10-26 | 2022-03-04 | 北京天玛智控科技股份有限公司 | Mine water underground modular reverse osmosis treatment and recycling equipment |
| CN114130116B (en) * | 2021-10-26 | 2023-09-01 | 北京天玛智控科技股份有限公司 | Filter flushing control method and device and electronic equipment |
| CN113926230A (en) * | 2021-10-29 | 2022-01-14 | 珠海格力电器股份有限公司 | Flushing control method and control device |
| CN114751481A (en) * | 2022-04-14 | 2022-07-15 | 江苏圣洁达水处理工程有限公司 | Self-cleaning carbon fiber filtering system and filtering method |
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