CN206529357U - A kind of boiler feed water processing unit of high yield water rate - Google Patents
A kind of boiler feed water processing unit of high yield water rate Download PDFInfo
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- CN206529357U CN206529357U CN201720129968.3U CN201720129968U CN206529357U CN 206529357 U CN206529357 U CN 206529357U CN 201720129968 U CN201720129968 U CN 201720129968U CN 206529357 U CN206529357 U CN 206529357U
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Abstract
The utility model discloses a kind of boiler feed water processing unit of high yield water rate, including sand filtration, the washing waste water outlet of carbon filtration and ultrafiltration system three are with cleaning water tank pipeline communication, clean water tank and potassium permanganate composites pipeline communication, ultraviolet sterilization apparatus is fixedly installed in the pipeline that cleaning water tank is connected with potassium permanganate composites, potassium permanganate composites are connected by big flux cartridge filter with newly-increased ultrafiltration system, newly-increased ultrafiltration system is connected by newly-increased ultrafiltration water producing tank with pole-reversing electroosmosis device, first-stage reverse osmosis device and the outlet of second level reverse osmosis apparatus concentrated water are connected with increasing ultrafiltration water producing tank water inlet newly, pole-reversing electroosmosis device water outlet is connected with embrane method boiler of power plant with ultrafiltration water producing tank water inlet in water treatment facilities.Process improves existing embrane method boiler of power plant water treatment facilities raw water utilization rate；Apparatus structure is simple, and capital cost is low, is improved on the basis of existing embrane method boiler of power plant is with water treatment facilities, reduces later stage plant modification expense.
Description
Technical field：
The utility model is related to water-treatment technology field, and in particular to a kind of boiler feed water processing unit of high yield water rate,
Pass through the producing water ratio by the concentrated water recycling offer boiler feedwater process that waste water and counter-infiltration are produced is cleaned.
Background technology：
At present, what the generating in thermal power plant was leaned on is that boiler heating produces the rotation of vapor pushing turbine, then will be produced
Mechanical energy be converted into electric energy and realize.Used steam then delivers to condenser, delivers to boiler reuse after cooling again.
In order to prevent boiler steam scaling, salification and corrosion, boiler feed water needs to reach safe fortune by strict processing procedure
Capable water standard." preprocessing process (sand filtration+carbon filtration)+ultrafiltration system+two steps ro+electrodeionization " process is more
Conventional embrane method boiler of power plant water treatment facilities, during produce in sand filtration, carbon filtration and the anti-cleaning process of ultrafiltration system and account for original
10% -15% or so rinse water of water water, counter-infiltration system, which can be produced, accounts for the more than 20% reverse osmosis concentrated of raw water water
Water, both are to cause boiler of power plant with the principal element that the total producing water ratio of water treatment procedure is only 60% -65%.
The content of the invention：
The utility model aim to overcome that prior art exist shortcoming there is provided a kind of boiler feedwater of high yield water rate at
Reason system, solves the problem of existing embrane method boiler water treatment procedure Central Plains water use efficiency is low, particularly embrane method boiler of power plant water
The process problem of waste water and reverse osmosis concentrated water is cleaned in processing unit.
To achieve the above object, a kind of boiler feed water processing unit for high yield water rate that the utility model is related to, including film
Method boiler of power plant water treatment facilities, cleaning water tank, ultraviolet sterilization apparatus, potassium permanganate composites, big flux cartridge filter,
Newly-increased ultrafiltration system, newly-increased ultrafiltration water producing tank and pole-reversing electroosmosis device (EDR)；Sand in embrane method boiler of power plant water treatment facilities
The washing waste water outlet of filter, carbon filtration and ultrafiltration system three is precipitated with cleaning water tank pipeline communication, cleaning water tank and high density
Pond pipeline communication, ultraviolet sterilization apparatus, high density are fixedly installed in the pipeline that cleaning water tank is connected with potassium permanganate composites
Sedimentation basin is connected by big flux cartridge filter with newly-increased ultrafiltration system, increase newly ultrafiltration system by newly-increased ultrafiltration water producing tank with
Pole-reversing electroosmosis device is connected, and first-stage reverse osmosis device and second level reverse osmosis apparatus are dense in embrane method boiler of power plant water treatment facilities
Water out is connected with newly-increased ultrafiltration water producing tank water inlet, pole-reversing electroosmosis device water outlet and embrane method boiler of power plant water process
Ultrafiltration water producing tank water inlet is connected in device.
The embrane method boiler of power plant that the utility model is related to specifically included with water treatment facilities the sand filtration being sequentially connected, carbon filtration,
Ultrafiltration system, ultrafiltration water producing tank, first-stage reverse osmosis device, second level reverse osmosis apparatus, reverse osmosis produced water tank, electrodeionization
And sweet-water tank (EDI)；Raw water via sand filtration, carbon filtration and ultrafiltration system carry out preliminary treatment remove water body in suspension,
Grain material, part bacterium and virus, then storage sequentially passes through first-stage reverse osmosis in ultrafiltration water producing tank and two-pass reverse osmosis enters
Row desalting processing, the reverse osmosis water outlet stored in reverse osmosis produced water tank obtains ultra-pure water into the further desalinations of EDI.
The utility model compared with prior art, with advantages below：(1) process improves existing embrane method boiler of power plant and used
Water treatment facilities raw water utilization rate；(2) apparatus structure is simple, and capital cost is low, is filled in existing embrane method boiler of power plant with water process
It is improved on the basis of putting, reduces later stage plant modification expense.
Brief description of the drawings：
Fig. 1 is the boiler feedwater processing method process chart for the high yield water rate that the utility model is related to.
Embodiment：
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1：
As shown in figure 1, a kind of boiler feed water processing unit for high yield water rate that the present embodiment is related to, including embrane method power plant pot
Stove water treatment facilities, cleaning water tank, ultraviolet sterilization apparatus, potassium permanganate composites, big flux cartridge filter, newly-increased ultrafiltration
System, newly-increased ultrafiltration water producing tank and pole-reversing electroosmosis device (EDR)；Sand filtration, carbon filtration in embrane method boiler of power plant water treatment facilities
Connect with the washing waste water outlet of ultrafiltration system three with cleaning water tank pipeline communication, cleaning water tank and potassium permanganate composites pipeline
It is logical, ultraviolet sterilization apparatus is fixedly installed in the pipeline that cleaning water tank is connected with potassium permanganate composites, potassium permanganate composites lead to
Excessive flux cartridge filter is connected with newly-increased ultrafiltration system, is increased ultrafiltration system newly and is passed through newly-increased ultrafiltration water producing tank and the electric osmose of falling pole
Analysis apparatus is connected, in embrane method boiler of power plant water treatment facilities first-stage reverse osmosis device and the outlet of second level reverse osmosis apparatus concentrated water with
Newly-increased ultrafiltration water producing tank water inlet connection, pole-reversing electroosmosis device water outlet in embrane method boiler of power plant water treatment facilities with surpassing
Filter the connection of water producing tank water inlet.
The embrane method boiler of power plant that the present embodiment is related to specifically includes the sand filtration being sequentially connected, carbon filtration with water treatment facilities, surpassed
Filter system, ultrafiltration water producing tank, first-stage reverse osmosis device, second level reverse osmosis apparatus, reverse osmosis produced water tank, electrodeionization (EDI)
And sweet-water tank；Raw water carries out suspension, particulate matter in preliminary treatment removal water body via sand filtration, carbon filtration and ultrafiltration system
Matter, part bacterium and virus, then storage sequentially passes through first-stage reverse osmosis in ultrafiltration water producing tank and two-pass reverse osmosis is taken off
Salt treatment, the reverse osmosis water outlet stored in reverse osmosis produced water tank obtains ultra-pure water into the further desalinations of EDI.
Sand filtration, carbon filtration and ultrafiltration system is counter cleaned in the boiler feed water processing unit for the high yield water rate that the present embodiment is related to
The cleaning waste water produced in journey enters cleaning water tank, and the biologies such as the algae in cleaning waste water are removed by ultraviolet sterilization apparatus,
By potassium permanganate composites, the wadding in the suspended solid and ultrafiltration system rinse water such as silt in sand filtration, the anti-rinse water of carbon filtration
Body is further removed, and potassium permanganate composites are a kind of rapid precipitation technologies, be characterized in adding in the coagulation stage it is highdensity not
Molten media particle (such as fine sand), accelerates generation and the precipitation of flco, place using the suction-operated of the gravitational settling and carrier of medium
By big flux cartridge filter, further filtering reaches that the requirement of ultrafiltration influent quality enters in newly-increased ultrafiltration system to water after reason,
Turbidity, suspended solid and algae are further removed, the obstruction of EDR system is prevented, ultrafiltration system water outlet is increased newly and flows into newly-increased ultrafiltration
Water producing tank, and be well mixed with first-stage reverse osmosis concentrated water and two-pass reverse osmosis concentrated water, composite waste enters in newly-increased ultrafiltration water producing tank
One stepping enters EDR, removes the soluble salt in waste water, and EDR desalting chamber water outlet (fresh water) meets reverse osmosis unit inflow requirement, directly
Return to ultrafiltration water producing tank and carry out circular treatment, EDR enriched chambers water outlet (concentrated water) carries out outer row's processing.In summary, whole system
In only ultrafiltration system, there is concentrated water discharge in newly-increased ultrafiltration system and the part concentrated waters of EDR tri-, and the raw water utilization rate of whole device is big
It is big to improve.
Embodiment 2：
Using certain steam power plant prepare boiler feed water produce reverse osmosis concentrated water, spent filter backwash water, ultrafiltration pond rinse water as
Research object, according to the technique shown in Fig. 1 carry out recovery reverse osmosis concentrated water, spent filter backwash water, ultrafiltration pond rinse water process.
Using high efficiency filter-ultrafiltration-EDR technology path, EDR electric drive films desalting system uses two groups of membrane stacks form in parallel,
Every group of membrane stack is in series by three groups of electrolemmas and improves desalination rate.Into before EDR, it is 2900 μ S/cm to mix water conductivity, by EDR
After system processing, production water power, which is led, is down to 500 μ S/cm, meets feed water by reverse osmosis water quality requirement.Reverse osmosis produced water passes through EDI devices
Advanced desalination processing after, the electrical conductivity of the demineralized water of output is reduced to about 500 μ S/cm, meets the requirement of boiler feed water.Use this
Technique, is that enterprise solves the problem of boiler feed water producing water ratio is low, the final producing water ratio of COMPREHENSIVE CALCULATING can reach 80%~85%, phase
Than Raw water treatment system lifting about 40%, the ton water consumption of EDR system is about 1.2kwh.It the method increase original sub-block system
The producing water ratio of system, has reached the purpose that cleaning waste water, reverse osmosis concentrated water are recycled and efficiently utilized, has realized the resource of waste water
Change.
Claims (2)
1. a kind of boiler feed water processing unit of high yield water rate, it is characterised in that including embrane method boiler of power plant water treatment facilities,
Clean water tank, ultraviolet sterilization apparatus, potassium permanganate composites, big flux cartridge filter, newly-increased ultrafiltration system, newly-increased ultrafiltration production
Water tank and pole-reversing electroosmosis device；The cleaning of sand filtration, carbon filtration and ultrafiltration system three in embrane method boiler of power plant water treatment facilities
Wastewater outlet with cleaning water tank pipeline communication, cleaning water tank and potassium permanganate composites pipeline communication, cleaning water tank with it is highly dense
Be fixedly installed ultraviolet sterilization apparatus in the pipeline of degree sedimentation basin connection, potassium permanganate composites by big flux cartridge filter with
Newly-increased ultrafiltration system connection, newly-increased ultrafiltration system is connected by newly-increased ultrafiltration water producing tank with pole-reversing electroosmosis device, embrane method power plant
First-stage reverse osmosis device and the outlet of second level reverse osmosis apparatus concentrated water are with increasing the water inlet of ultrafiltration water producing tank newly in boiler feed water processing unit
Mouth connection, pole-reversing electroosmosis device water outlet connects with ultrafiltration water producing tank water inlet in embrane method boiler of power plant water treatment facilities
It is logical.
2. the boiler feed water processing unit of high yield water rate according to claim 1, it is characterised in that embrane method boiler of power plant is used
Water treatment facilities specifically include the sand filtration being sequentially connected, carbon filtration, ultrafiltration system, ultrafiltration water producing tank, first-stage reverse osmosis device, two grades
Reverse osmosis unit, reverse osmosis produced water tank, electrodeionization (EDI) and sweet-water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720129968.3U CN206529357U (en) | 2017-02-14 | 2017-02-14 | A kind of boiler feed water processing unit of high yield water rate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720129968.3U CN206529357U (en) | 2017-02-14 | 2017-02-14 | A kind of boiler feed water processing unit of high yield water rate |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11502322B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US11502323B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11855324B1 (en) | 2022-11-15 | 2023-12-26 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell with heat pump |
| US12040517B2 (en) | 2022-11-15 | 2024-07-16 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell and methods of use thereof |
-
2017
- 2017-02-14 CN CN201720129968.3U patent/CN206529357U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11502322B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US11502323B1 (en) | 2022-05-09 | 2022-11-15 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11563229B1 (en) | 2022-05-09 | 2023-01-24 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US11611099B1 (en) | 2022-05-09 | 2023-03-21 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11699803B1 (en) | 2022-05-09 | 2023-07-11 | Rahul S Nana | Reverse electrodialysis cell with heat pump |
| US12107308B2 (en) | 2022-05-09 | 2024-10-01 | Rahul S Nana | Reverse electrodialysis cell and methods of use thereof |
| US11855324B1 (en) | 2022-11-15 | 2023-12-26 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell with heat pump |
| US12040517B2 (en) | 2022-11-15 | 2024-07-16 | Rahul S. Nana | Reverse electrodialysis or pressure-retarded osmosis cell and methods of use thereof |
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Granted publication date: 20170929 Termination date: 20210214 |