CN205953716U - A series and parallel connections dish tube type reverse osmosis equipment for landfill leachate handles - Google Patents
A series and parallel connections dish tube type reverse osmosis equipment for landfill leachate handles Download PDFInfo
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- CN205953716U CN205953716U CN201620891121.4U CN201620891121U CN205953716U CN 205953716 U CN205953716 U CN 205953716U CN 201620891121 U CN201620891121 U CN 201620891121U CN 205953716 U CN205953716 U CN 205953716U
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Abstract
The utility model discloses a series and parallel connections dish tube type reverse osmosis equipment for landfill leachate handles, this equipment includes one -level disc -tube type reverse osmosis membrane post (1), second grade disc -tube type reverse osmosis membrane post (2) and blow and take off tower (3), through the connection between the pipeline and at suitable position setting valve, realized that one -level disc -tube type reverse osmosis membrane post (1) and second grade disc -tube type reverse osmosis membrane post (2) switch between series connection and parallel connection, the automatic operation of this equipment has been realized through control system, the operation of artifical intensity of labour and equipment cost is reduced. When adopting the series connection mode, but improving energy efficiency carries high ammonia -nitrogen concentration's clearance, reduces the pressure harm to second grade disc -tube type reverse osmosis membrane post, extension equipment life, when adopting the parallel connection mode, the handling capacity of multiplicable filtration liquid improves leachate treatment efficiency.
Description
Technical field
This utility model belongs to water-treatment technology field, more particularly, to a kind of series connection for landfill leachate treatment and simultaneously
Connection disc tube reverse osmosis (dt-ro) (RCDT) equipment.
Background technology
RCDT (Radial Channel Disc Tube) full name is radiation paths disc tube reverse osmosis (dt-ro).Disc tube reverse osmosis (dt-ro)
The principle of film post is：The hydrone in percolate is made to pass through reverse osmosis membrane by pressure, most polluters (as ammonia nitrogen
Deng) retention, thus reaching the purpose purifying percolate.Its equipment process percolate technological process be：Regulating reservoir percolate warp
Pump is promoted to percolate raw water storage tank, after carrying out the simple pretreatment such as pH value regulation, sand filter, core type filter, enters first
Level RCDT, the permeate producing after processing through one-level RCDT enters second level RCDT and processes further, and one-level RCDT concentrated solution is arranged
Recharge is waited to process to concentrated solution reservoir.Permeate after processing through second level RCDT enters qualified discharge after degassing tower is processed,
Merge after secondary concentration liquid return one-level RCDT and continue with.
At present, the RCDT equipment of process percolate is usually the two-stage type radiation paths disc tube reverse osmosis (dt-ro) connected and sets
Standby.This traditional RCDT equipment is usually present following defect：(1) effluent quality ammonia-nitrogen content is more difficult up to standard；(2) coagulation
Water outlet be directly entered two stage treatment, centre no buffer stage, the energy loss of pump is higher, and cannot to process hydraulic pressure carry out
Precise control, increased the pressures compromises to two grades of RCDT films, easily produces pressure differential infringement diaphragm, shortens two grades of RCDT films
Service life.
Utility model content
Technical problem to be solved in the utility model is to overcome the shortcomings of to mention and defect in background above technology, carry
For a kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel, this equipment can make two dish tubular type reverse osmosis
Permeable membrane post switches between series connection and parallel connection, can increase the treating capacity of percolate in paralleling model；In series model
The clearance of ammonia nitrogen can be improved, reduce the pressures compromises to two grades of disc tube reverse osmosis (dt-ro) film posts, the service life of extension device, be somebody's turn to do
Equipment is applied widely, and water outlet can qualified discharge.
For solve above-mentioned technical problem, the utility model proposes technical scheme be：
A kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel, including percolate water inlet pipe
Road, one-level disc tube reverse osmosis (dt-ro) film post, two grades of disc tube reverse osmosis (dt-ro) film posts and stripping tower；
Described percolate inlet channel includes water inlet manifold, one-level water inlet pipe and two grades of water inlet pipes, described one-level water inlet pipe
One end be connected with water inlet manifold, the other end is connected with one-level disc tube reverse osmosis (dt-ro) film post, one end of described two grades of water inlet pipes with
Water inlet manifold connects, and the other end is connected with two grades of disc tube reverse osmosis (dt-ro) film posts, and described one-level water inlet pipe is provided with one-level water pump,
Installed successively to the one end connecting two grades of disc tube reverse osmosis (dt-ro) film posts by the one end connecting water inlet manifold on described two grades of water inlet pipes
There are water intaking valve and two grades of water pumps；
The permeate of the permeate outlet of described one-level disc tube reverse osmosis (dt-ro) film post and two grades of disc tube reverse osmosis (dt-ro) film posts goes out
Mouth is connected to one-level permeate discharge pipe and two grades of permeate discharge pipes, and described two grades of permeate discharge pipes are provided with
Cross liquid and collect valve, two grades of permeate discharge pipes collect valve and the permeate of two grades of disc tube reverse osmosis (dt-ro) film posts in described permeate
It is connected with series connection permeate discharge pipe between outlet, described series connection permeate discharge pipe is provided with series connection permeate dump valve,
Described one-level permeate discharge pipe and two grades of permeate discharge pipes are connected and jointly connect a permeate gathering tube, described permeate
Gathering tube connects to stripping tower, and permeate gathering tube connects an alkali liquor conveyer device；
Described stripping tower permeate outlet connect one series connection permeate reuse pipe, described series connection permeate reuse pipe another
One end is connected with two grades of water inlet pipes and connects between water intaking valve and two grades of water pumps, connect permeate reuse pipe and transmission of connecting
Liquid discharge pipe connects, and series connection permeate reuse pipe is provided with series connection permeate reuse valve, series connection permeate reuse pipe and water inlet
House steward is all connected with an acid conveying device.
The above-mentioned series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel are it is preferred that described series connection
Also include a control system with disc tube reverse osmosis (dt-ro) equipment in parallel, described control system include controller, influent quality detector,
One-level permeate detector, series connection permeate detector and permeate discharge detector, and described influent quality detector is installed on
On described water inlet manifold, described one-level permeate detector is installed on described one-level permeate discharge pipe, and described series connection passes through
Liquid detector is installed on described series connection permeate discharge pipe, and described permeate is discharged detector and is installed on the saturating of described stripping tower
Cross liquid exit, described influent quality detector, one-level permeate detector, series connection permeate detector and permeate discharge inspection
Survey device to be all connected with controller, described one-level water pump, water intaking valve, two grades of water pumps, permeate collect valve, series connection permeate dump valve
All it is connected with controller with series connection permeate reuse valve, one-level water pump, water intaking valve, two grades of water pumps, permeate are controlled by controller
Collect being turned on and off of valve, series connection permeate dump valve and series connection permeate reuse valve.
The above-mentioned series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel are it is preferred that described alkali liquor
Conveyer device includes the alkali pharmacy jar being connected with permeate gathering tube by pipeline, and described alkali pharmacy jar is with permeate gathering tube even
Alkali dosing pump is provided with the pipeline connecing, described acid conveying device includes and connects permeate reuse pipe and water inlet manifold passes through
The acid treatment tank that pipeline connects, the pipeline that described acid treatment tank is connected with series connection permeate reuse pipe and water inlet manifold is provided with
Sour dosing pump, described alkali dosing pump and sour dosing pump are all connected with controller, control alkali dosing pump and sour dosing pump by controller
Be turned on and off.
The above-mentioned series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel are it is preferred that described two grades
It is equiped between water intaking valve and series connection permeate reuse pipe on water inlet pipe into water one way stop peturn valve, described two grades of permeate are discharged
Collect in permeate on pipe and between valve and permeate gathering tube, be equiped with two grades of permeate check-valves, described series connection permeate is discharged
Series connection permeate check-valves are equiped between series connection permeate dump valve and series connection permeate reuse pipe on pipe, described series connection is saturating
Cross and series connection permeate reuse non-return is equiped between series connection permeate reuse valve and series connection permeate discharge pipe on liquid reuse pipe
Valve.
The above-mentioned series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel are it is preferred that described one-level
The concentrated solution outlet of disc tube reverse osmosis (dt-ro) film post and two grades of disc tube reverse osmosis (dt-ro) film posts is connected to primary concentration liquid discharge pipe
With secondary concentration liquid discharge pipe, described primary concentration liquid discharge pipe is connected with secondary concentration liquid discharge pipe, and primary concentration liquid is arranged
Concentrated solution check-valves are equiped with outlet pipe.
Compared with prior art, the utility model has the advantage of：
(1) by being attached the pipeline in equipment, and valve is set in relevant position, this equipment can achieve that basis is oozed
Filtrate influent quality situation is to one-level disc tube reverse osmosis (dt-ro) film post and two grades of disc tube reverse osmosis (dt-ro) film posts between series connection and parallel connection
Carry out free switching；When using being connected in series, the permeate after processing through one-level disc tube reverse osmosis (dt-ro) film post enters stripping tower
Carry out stripping, then enter back into two grades of disc tube reverse osmosis (dt-ro) film posts and carry out after-treatment, the water outlet through single treatment is not direct
Carry out after-treatment, reduce the consumption of the energy, reduce the pressures compromises to two grades of disc tube reverse osmosis (dt-ro) film posts, extend
The service life of two grades of disc tube reverse osmosis (dt-ro) film posts；The treating capacity of percolate when using being connected in parallel, can be improved.
(2) pass through control system to entering water conductivity, the permeate ammonia-nitrogen content in one-level permeate discharge pipe, series connection thoroughly
Cross the permeate ammonia-nitrogen content in liquid discharge pipe and the permeate ammonia-nitrogen content of outflow stripping tower is detected, and by controller
Control being turned on and off of respective valves and pump, so realize between series connection and parallel connection free switching to percolate at
Reason, it is achieved that the automated job of this equipment, improves the treatment effeciency of equipment, reduces hand labor intensity and the fortune of equipment
Row cost.
(3) this equipment can permeate after detection process ammonia-nitrogen content it is ensured that permeate qualified discharge, and this equipment
Applied widely, floor space is little, and maintaining is easy.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
The structure of series connection and disc tube reverse osmosis (dt-ro) equipment in parallel that Fig. 1 is used for landfill leachate treatment for this utility model is shown
Meaning sketch.
Marginal data：
1st, one-level disc tube reverse osmosis (dt-ro) film post；2nd, two grades of disc tube reverse osmosis (dt-ro) film posts；3rd, stripping tower；6th, water inlet manifold；7、
One-level water inlet pipe；8th, two grades of water inlet pipes；9th, one-level water pump；10th, water intaking valve；11st, two grades of water pumps；12nd, one-level permeate discharge pipe；
13rd, two grades of permeate discharge pipes；14th, permeate collects valve；15th, series connection permeate discharge pipe；16th, series connection permeate dump valve；
17th, permeate gathering tube；18th, series connection permeate reuse pipe；19th, series connection permeate reuse valve；20th, controller；21st, influent quality
Detector；22nd, one-level permeate detector；23rd, series connection permeate detector；24th, permeate discharges detector；25th, alkali medicament
Tank；26th, alkali dosing pump；27th, acid treatment tank；28th, sour dosing pump；29th, water inlet one way stop peturn valve；30th, two grades of permeate check-valves；
31st, series connection permeate check-valves；32nd, series connection permeate reuse check-valves；33rd, primary concentration liquid discharge pipe；34th, secondary concentration liquid
Discharge pipe；35th, concentrated solution check-valves.
Specific embodiment
For the ease of understanding this utility model, below in conjunction with Figure of description and preferred embodiment to this utility model
Make more comprehensively, meticulously describe, but protection domain of the present utility model is not limited to embodiment in detail below.
It should be strongly noted that when a certain element is described as on " be connected to or be communicated in " another element, it can
To be to be directly connected to or connect on another element or be indirectly connected with by other intermediate connectors or connect another
On element.
Unless otherwise defined, the implication that all technical term used hereinafter is generally understood that with those skilled in the art
Identical.Technical term used herein is intended merely to describe the purpose of specific embodiment, is not intended to limit this practicality
New protection domain.
Unless otherwise specified, the various raw materials used in this utility model, reagent, instrument and equipment etc. all can lead to
Cross market to be commercially available or can prepare by existing method.
Embodiment
As shown in figure 1, this utility model is used for the series connection of landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel
A kind of embodiment, this series connection and disc tube reverse osmosis (dt-ro) equipment in parallel include percolate inlet channel, one-level disc tube reverse osmosis (dt-ro) film
1, two grades of disc tube reverse osmosis (dt-ro) film posts 2 of post, stripping tower 3, alkali pharmacy jar 25, acid treatment tank 27 and control system.Wherein, percolate
Inlet channel includes water inlet manifold 6, one-level water inlet pipe 7 and two grades of water inlet pipes 8, one end of this one-level water inlet pipe 7 and water inlet manifold 6
Connect, the other end is connected with one-level disc tube reverse osmosis (dt-ro) film post 1, and one end of this two grades of water inlet pipes 8 is connected with water inlet manifold 6, separately
One end is connected with two grades of disc tube reverse osmosis (dt-ro) film posts 2, and percolate can be intake along one-level after the entrance of this water inlet manifold 6 respectively
Pipe 7 and two grades of water inlet pipes 8 enter in one-level disc tube reverse osmosis (dt-ro) film post 1 or in two grades of disc tube reverse osmosis (dt-ro) film posts 2.This is one grading
One-level water pump 9 is provided with water pipe 7, on two grades of water inlet pipes 8 by connect water inlet manifold 6 one end arrive connection two grades of dish tubular type reverse osmosis
One end of permeable membrane post 2 is sequentially installed with water intaking valve 10 and two grades of water pumps 11.Divide in the presence of one-level water pump 9 or two grades of water pumps 11
Percolate is not pressed in one-level disc tube reverse osmosis (dt-ro) film post 1 or two grades of disc tube reverse osmosis (dt-ro) film posts 2.One-level disc tube reverse osmosis (dt-ro)
The permeate outlet of the permeate outlet of film post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2 is connected to one-level permeate and discharges
Pipe 12 and two grades of permeate discharge pipes 13, permeate after treatment is respectively from this one-level permeate discharge pipe 12 and two grades of transmissions
Liquid discharge pipe 13 is discharged.Permeate is provided with this two grades of permeate discharge pipes 13 and collects valve 14, two grades of permeate discharge pipes 13
On collect in this permeate and between the permeate outlet of valve 14 and two grades of disc tube reverse osmosis (dt-ro) film posts 2, be connected with series connection permeate row
Outlet pipe 15, this series connection permeate discharge pipe 15 is provided with series connection permeate dump valve 16.One-level permeate discharge pipe 12 and two
Level permeate discharge pipe 13 is connected and is jointly connected with a permeate gathering tube 17, permeate after treatment respectively from
This permeate gathering tube 17 is entered after one-level permeate discharge pipe 12 and two grades of permeate discharge pipes 13 discharges.This permeate collects
Pipe 17 connects to stripping tower 3, and permeate gathering tube 17 connects alkali liquor conveyer device.This alkali liquor conveyer device is to converge with permeate
The alkali pharmacy jar 25 that house steward 17 is connected by pipeline, the pipeline that this alkali pharmacy jar 25 is connected with permeate gathering tube 17 is provided with
Alkali dosing pump 26.The permeate outlet of stripping tower 3 connects a series connection permeate reuse pipe 18, this series connection permeate reuse pipe 18
Permeate discharge pipe 15 connects with connecting, and series connection permeate reuse pipe 18 is provided with series connection permeate reuse valve 19.When this sets
When in standby, two disc tube reverse osmosis (dt-ro) film posts are used in parallel, this series connection permeate reuse valve 19 cuts out, and permeate enters from stripping tower 3
Enter to connect and be expelled directly out after permeate discharge pipe 15.The other end of series connection permeate reuse pipe 18 is connected simultaneously with two grades of water inlet pipes 8
And connect between water intaking valve 10 and two grades of water pumps 11.When in this equipment, two disc tube reverse osmosis (dt-ro) film posts are used in series, string
Connection permeate reuse valve 19 is opened, and permeate enters series connection permeate discharge pipe 15 tailing edge series connection permeate from stripping tower 3 and discharges
Pipe 15 enters two grades of disc tube reverse osmosis (dt-ro) film posts 2 and carries out after-treatment.Series connection permeate reuse pipe 18 and water inlet manifold 6 are all with one
Individual acid conveying device connects.This acid conveying device be one logical with connect permeate reuse pipe 18 and water inlet manifold 6 respectively
The acid treatment tank 27 that piping connects, the pipeline that this acid treatment tank 27 is connected with series connection permeate reuse pipe 18 and water inlet manifold 6
On sour dosing pump 28 is installed.
It is equiped with into water one way stop peturn valve between water intaking valve 10 and series connection permeate reuse pipe 18 on two grades of water inlet pipes 8
29, two grades of permeate discharge pipes 13 collect in permeate and is equiped with two grades of permeate between valve 14 and permeate gathering tube 17 and stops
Return valve 30, series connection permeate discharge pipe 15 is equiped between permeate reuse pipe 18 with connecting in series connection permeate dump valve 16
Series connection permeate check-valves 31, in series connection permeate reuse valve 19 and permeate discharge pipe of connecting on series connection permeate reuse pipe 18
It is equiped with series connection permeate reuse check-valves 32 between 15.Prevent the liquid in corresponding pipeline from falling by arranging above-mentioned check-valves
Stream.In this equipment, the concentrated solution outlet of one-level disc tube reverse osmosis (dt-ro) film post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2 connects respectively
There are primary concentration liquid discharge pipe 33 and secondary concentration liquid discharge pipe 34, this primary concentration liquid discharge pipe 33 and secondary concentration liquid are discharged
Pipe 34 is connected, and primary concentration liquid discharge pipe 33 is equiped with concentrated solution check-valves 35.
Control system in this equipment includes controller 20, influent quality detector 21, one-level permeate detector 22, string
Connection permeate detector 23 and permeate discharge detector 24.Wherein, influent quality detector 21 is installed on water inlet manifold 6,
One-level permeate detector 22 is installed on one-level permeate discharge pipe 12, and series connection permeate detector 23 is installed on series connection and passes through
On liquid discharge pipe 15, permeate discharges the permeate exit that detector 24 is installed on stripping tower 3.This influent quality detector
21st, one-level permeate detector 22, series connection permeate detector 23 are discharged detector 24 with permeate and are all connected with controller 20
Connect, influent quality detector 21, one-level permeate detector 22, series connection permeate detector 23 and permeate discharge detector 24
Respectively to entering water conductivity, the permeate ammonia-nitrogen content in one-level permeate discharge pipe 12, series connection permeate at water inlet manifold 6
The permeate ammonia-nitrogen content of the permeate ammonia-nitrogen content in discharge pipe 15 and outflow stripping tower 3 is detected, generates corresponding
Detection signal simultaneously sends detection signal to controller 20.One-level water pump 9, water intaking valve 10, two grades of water pumps 11, permeate collect valve
14th, series connection permeate dump valve 16 and series connection permeate reuse valve 19 are all connected with controller 20, control one-level by controller 20
Water pump 9,10, two grades of water pumps 11 of water intaking valve, permeate collect valve 14, series connection permeate dump valve 16 and series connection permeate reuse valve
19 be turned on and off.Alkali dosing pump 26 and sour dosing pump 28 are all connected with controller 20, by controller 20 control its unlatching or
Close.
By being attached the pipeline in equipment, and valve is set in relevant position, this equipment can achieve according to diafiltration
Liquid influent quality situation is to one-level disc tube reverse osmosis (dt-ro) film post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2 between series connection and parallel connection
Switch over.When using being connected in series, the permeate after processing through one-level disc tube reverse osmosis (dt-ro) film post 1 enters stripping tower 3 and enters
Row stripping, then enters back into two grades of disc tube reverse osmosis (dt-ro) film posts 2 and carries out after-treatment, the water outlet of coagulation is not directly entered
Two stage treatment, reduce the consumption of the energy, reduce the pressures compromises to two grades of disc tube reverse osmosis (dt-ro) film posts 2, extend two
The service life of level disc tube reverse osmosis (dt-ro) film post 2；The treating capacity of percolate when using being connected in parallel, can be improved.By controlling
System to enter water conductivity, the permeate ammonia-nitrogen content in one-level permeate discharge pipe 12, in series connection permeate discharge pipe 15
The permeate ammonia-nitrogen content of permeate ammonia-nitrogen content and outflow stripping tower 3 is detected, and controls respective valve by controller 20
Door and pump be turned on and off it is achieved that one-level disc tube reverse osmosis (dt-ro) film post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2 in series connection and
Free switching between parallel connection, it is achieved that the automated job of equipment, improves the treatment effeciency of equipment, reduces hand labor
Intensity and the operating cost of equipment.This equipment can ensure that permeate qualified discharge, and this equipment is applied widely, floor space
Little, maintaining is easy.
The operation principle of this equipment is as follows：Influent quality detector 21 on water inlet manifold 6 is to entrance water inlet manifold 6
The electrical conductivity of interior percolate carries out on-line checking, generates electrical conductivity detection signal and sends this electrical conductivity detection signal to control
Device 20 processed.The processing procedure of this equipment is divided into following two patterns.
(1) paralleling model：When entering water conductivity less than or equal to 10000 μ S/cm, controller 20 controls opens water intaking valve
10 and permeate collect valve 14, close series connection permeate dump valve 16 and series connection permeate reuse valve 19, will be anti-for one-level dish tubular type
Permeable membrane post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2 are connected in parallel；Controller 20 controls opens sour dosing pump 28 to water inlet manifold
Add in 6 acid solutions will intake (percolate) pH regulator to 6；Controller 20 controls opens one-level water pump 9 and two grades of water pumps 11
The percolate adjusting after pH is each led at one-level disc tube reverse osmosis (dt-ro) film post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2
Reason；The concentrated solution obtaining after process is discharged after collecting through primary concentration liquid discharge pipe 33 and secondary concentration liquid discharge pipe 34；Process
The permeate obtaining afterwards enters permeate gathering tube after collecting through one-level permeate discharge pipe 12 and two grades of permeate discharge pipes 13
17；Controller 20 controls unlatching alkali dosing pump 26 to add alkali liquor into permeate gathering tube 17, will transmit through the pH regulator of liquid extremely
7.5, then will transmit through liquid and be passed through in stripping tower 3 and carry out stripping so that the ammonia-nitrogen content in permeate is reduced to 25mg/m3Hereinafter,
Then will transmit through liquid to discharge, complete the process to percolate.This pattern is primarily adapted for use in the newly-built soot firm operation phase,
Rain dirty shunting engineering is not perfect enough, and a large amount of rainwater are mixed in percolate so that the water quality of percolate is preferable, this
Shi Caiyong series model can ensure to improve the treating capacity of percolate in the case that Chinese effluent is up to standard, improves percolate
Treatment effeciency.Under paralleling model, in same time, this equipment increased 25%-40% to the treating capacity of percolate, and cost
Merely add 2%-5%.
(2) series model：When entering water conductivity and being more than 10000 μ S/cm, controller 20 controls closes water intaking valve 10 and thoroughly
Cross liquid and collect valve 14, open series connection permeate dump valve 16 and series connection permeate reuse valve 19, by one-level disc tube reverse osmosis (dt-ro) film
Post 1 and two grades of disc tube reverse osmosis (dt-ro) film posts 2 are connected in series；Controller 20 controls the sour dosing pump 28 of unlatching to add into water inlet manifold 6
Enter acid solution and will intake pH regulator to 6；It is anti-that controller 20 controls unlatching one-level water pump 9 that the water adjusting after pH is passed through one-level dish tubular type
Permeable membrane post 1 is processed；The concentrated solution obtaining after process is discharged through primary concentration liquid discharge pipe 33；The transmission obtaining after process
Liquid enters permeate gathering tube 17 through one-level permeate discharge pipe 12, and controller 20 controls opens alkali dosing pump 26 to permeate remittance
Add alkali liquor in house steward 17, will transmit through the pH regulator of liquid to 11, then will transmit through liquid and be passed through in stripping tower 3 and carry out stripping, stripping
Permeate afterwards flows into series connection permeate reuse pipe 18, and controller 20 controls opens sour dosing pump 28 to series connection permeate reuse pipe
Acid solutions are added in 18 to will transmit through liquid pH regulator to 7；Permeate after adjusted pH enters two grades by permeate reuse pipe 18 of connecting
Disc tube reverse osmosis (dt-ro) film post 2 carries out after-treatment, and the concentrated solution obtaining after after-treatment is by secondary concentration liquid discharge pipe 34 row
Go out, the permeate obtaining after after-treatment is discharged by permeate discharge pipe 15 of connecting, and completes the process to percolate.Should
Pattern is primarily adapted for use in after construction of dump area completes normally to run, with the dirty shunting of rain complete and quantity of refuse increase, rubbish
COD, ammonia nitrogen equal size more and more higher, the situation that the water yield gradually decreases in rubbish percolate.Now be can ensure that using series model and ooze
Filtrate qualified discharge after processing.Passed through using the permeate that one-level disc tube reverse osmosis (dt-ro) film post 1 during this series model produces
The buffering of stripping tower 3 enters back into two grades of disc tube reverse osmosis (dt-ro) film posts 2, solves existing landfill leachate treatment equipment and works as one-level
Infringement that two grades of water pumps are caused when disc tube reverse osmosis (dt-ro) film post produces water water shortage, reduces energy consumption, it is to avoid due to series connection
Emergency shutdown and leads to two grades of water pumps idle running, to rear terminal membrane (two grades of dish in front terminal membrane (one-level disc tube reverse osmosis (dt-ro) film post 1)
Tubular type reverse osmosis membrane post 2) diaphragm situation about impacting.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvement made etc., should be included within protection domain of the present utility model.
Claims (5)
1. a kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel, including percolate inlet channel,
One-level disc tube reverse osmosis (dt-ro) film post (1), two grades of disc tube reverse osmosis (dt-ro)s film post (2) and stripping tower (3) it is characterised in that：
Described percolate inlet channel includes water inlet manifold (6), one-level water inlet pipe (7) and two grades of water inlet pipes (8), and described one is grading
One end of water pipe (7) is connected with water inlet manifold (6), and the other end is connected with one-level disc tube reverse osmosis (dt-ro) film post (1), and described two is grading
One end of water pipe (8) is connected with water inlet manifold (6), and the other end is connected with two grades of disc tube reverse osmosis (dt-ro)s film post (2), and described one is grading
One-level water pump (9) is provided with water pipe (7), on described two grades of water inlet pipes (8) by connect water inlet manifold (6) one end to connection two
One end of level disc tube reverse osmosis (dt-ro) film post (2) is sequentially installed with water intaking valve (10) and two grades of water pumps (11)；
The permeate outlet of described one-level disc tube reverse osmosis (dt-ro) film post (1) and the permeate of two grades of disc tube reverse osmosis (dt-ro)s film post (2)
Outlet is connected to one-level permeate discharge pipe (12) and two grades of permeate discharge pipes (13), described two grades of permeate discharge pipes
(13) permeate is installed on and collects valve (14), two grades of permeate discharge pipes (13) collect valve (14) and two in described permeate
It is connected with series connection permeate discharge pipe (15), described series connection passes through between the permeate outlet of level disc tube reverse osmosis (dt-ro) film post (2)
Series connection permeate dump valve (16), described one-level permeate discharge pipe (12) and two grades of permeate are provided with liquid discharge pipe (15)
Discharge pipe (13) is connected and jointly connects a permeate gathering tube (17), and described permeate gathering tube (17) connects to stripping tower
(3), permeate gathering tube (17) is upper connects an alkali liquor conveyer device；
The permeate outlet of described stripping tower (3) connects series connection permeate reuse pipe (18), described series connection permeate reuse pipe
(18) the other end is connected with two grades of water inlet pipes (8) and connects between water intaking valve (10) and two grades of water pumps (11), and series connection is thoroughly
Cross liquid reuse pipe (18) and permeate discharge pipe (15) connection of connecting, series connection permeate reuse pipe (18) is provided with series connection and passes through
Liquid reuse valve (19), series connection permeate reuse pipe (18) and water inlet manifold (6) are all connected with an acid conveying device.
2. the series connection for landfill leachate treatment according to claim 1 and disc tube reverse osmosis (dt-ro) equipment in parallel, it is special
Levy and be：Described series connection and disc tube reverse osmosis (dt-ro) equipment in parallel also include a control system, and described control system includes controller
(20), influent quality detector (21), one-level permeate detector (22), series connection permeate detector (23) and permeate are discharged
Detector (24), described influent quality detector (21) is installed on described water inlet manifold (6), described one-level permeate detector
(22) it is installed on described one-level permeate discharge pipe (12), described series connection permeate detector (23) is installed on described series connection thoroughly
Cross on liquid discharge pipe (15), described permeate discharges the permeate exit that detector (24) is installed on described stripping tower (3), institute
State influent quality detector (21), one-level permeate detector (22), series connection permeate detector (23) and permeate and discharge inspection
Survey device (24) to be all connected with controller (20), described one-level water pump (9), water intaking valve (10), two grades of water pumps (11), permeate collect
Valve (14), series connection permeate dump valve (16) and series connection permeate reuse valve (19) are all connected with controller (20), by controller
(20) one-level water pump (9), water intaking valve (10), two grades of water pumps (11), permeate are controlled to collect valve (14), series connection permeate dump valve
And series connection being turned on and off of permeate reuse valve (19) (16).
3. the series connection for landfill leachate treatment according to claim 2 and disc tube reverse osmosis (dt-ro) equipment in parallel, it is special
Levy and be：Described alkali liquor conveyer device includes the alkali pharmacy jar (25) being connected with permeate gathering tube (17) by pipeline, described
Alkali dosing pump (26), described acid conveying device are provided with the pipeline that alkali pharmacy jar (25) is connected with permeate gathering tube (17)
Including the acid treatment tank (27) being connected by pipeline with described series connection permeate reuse pipe (18) and water inlet manifold (6), described acid
On the pipeline that pharmacy jar (27) is connected with series connection permeate reuse pipe (18) and water inlet manifold (6), sour dosing pump (28) is installed,
Described alkali dosing pump (26) and sour dosing pump (28) are all connected with controller (20), control alkali dosing pump (26) by controller (20)
With being turned on and off of sour dosing pump (28).
4. the series connection for landfill leachate treatment according to any one of claim 1-3 and disc tube reverse osmosis (dt-ro) in parallel
Equipment it is characterised in that：Install between water intaking valve (10) and series connection permeate reuse pipe (18) on described two grades of water inlet pipes (8)
Have into water one way stop peturn valve (29), described two grades of permeate discharge pipes (13) collect valve (14) in permeate and permeate collects
It is equiped with two grades of permeate check-valves (30), in series connection permeate row on described series connection permeate discharge pipe (15) between pipe (17)
Go out and between valve (16) and series connection permeate reuse pipe (18), be equiped with series connection permeate check-valves (31), described series connection permeate returns
Returned with series connection permeate is equiped between series connection permeate reuse valve (19) and series connection permeate discharge pipe (15) on pipe (18)
With check-valves (32).
5. the series connection for landfill leachate treatment according to any one of claim 1-3 and disc tube reverse osmosis (dt-ro) in parallel
Equipment it is characterised in that：The concentrated solution outlet of described one-level disc tube reverse osmosis (dt-ro) film post (1) and two grades of disc tube reverse osmosis (dt-ro) film posts
(2) concentrated solution outlet is connected to primary concentration liquid discharge pipe (33) and secondary concentration liquid discharge pipe (34), described one-level
Concentrated solution discharge pipe (33) is connected with secondary concentration liquid discharge pipe (34), and primary concentration liquid discharge pipe (33) is equiped with concentration
Liquid check-valves (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620891121.4U CN205953716U (en) | 2016-08-16 | 2016-08-16 | A series and parallel connections dish tube type reverse osmosis equipment for landfill leachate handles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620891121.4U CN205953716U (en) | 2016-08-16 | 2016-08-16 | A series and parallel connections dish tube type reverse osmosis equipment for landfill leachate handles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205953716U true CN205953716U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620891121.4U Active CN205953716U (en) | 2016-08-16 | 2016-08-16 | A series and parallel connections dish tube type reverse osmosis equipment for landfill leachate handles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205953716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115976A (en) * | 2016-08-16 | 2016-11-16 | 长沙威保特环保科技股份有限公司 | A kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel and application process thereof |
| CN108793328A (en) * | 2017-04-26 | 2018-11-13 | 王涛 | A kind of intelligence varying duty film processing system and its application |
-
2016
- 2016-08-16 CN CN201620891121.4U patent/CN205953716U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115976A (en) * | 2016-08-16 | 2016-11-16 | 长沙威保特环保科技股份有限公司 | A kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel and application process thereof |
| CN106115976B (en) * | 2016-08-16 | 2022-08-23 | 长沙威保特环保科技股份有限公司 | Series and parallel disc tube type reverse osmosis equipment for landfill leachate treatment and application method thereof |
| CN108793328A (en) * | 2017-04-26 | 2018-11-13 | 王涛 | A kind of intelligence varying duty film processing system and its application |
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Address after: 410000 Hunan province Changsha city high tech Development Zone No. 166 yuan Lu Valley R & D Office No. 101 three floor Patentee after: Hunan Beikong Wei: environmental Polytron Technologies Inc Address before: 410000 Xintiandi building, No. 319 Jinxing Road, Changsha, Hunan, Yuelu District Patentee before: Changsha Wei Baote environmental protection Science and Technology Co., Ltd. |
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