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CN207849344U - A kind of boiler blowdown water and steam water sampling water reclamation system - Google Patents

A kind of boiler blowdown water and steam water sampling water reclamation system Download PDF

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Publication number
CN207849344U
CN207849344U CN201820162756.XU CN201820162756U CN207849344U CN 207849344 U CN207849344 U CN 207849344U CN 201820162756 U CN201820162756 U CN 201820162756U CN 207849344 U CN207849344 U CN 207849344U
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China
Prior art keywords
water
boiler
steam
sampling
tank
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CN201820162756.XU
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董卫
林洪涛
张勇
孔庆翔
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Shandong Yuncheng Qi Quan Bioelectricity Generation Co Ltd
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Shandong Yuncheng Qi Quan Bioelectricity Generation Co Ltd
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Abstract

A kind of boiler blowdown water provided by the present application and steam water sampling water reclamation system, including boiler blow down flash device, boiler steam and water sampling ap paratus, collecting-tank, water pump, sewage softening plant, raw water collection device, water generator, boiler blow down flash device are connected with the collecting-tank input end;Boiler steam and water sampling ap paratus is connected with the collecting-tank input end;Collecting-tank outlet end is connected by the water pump with sewage softening plant input end;Sewage softening plant outlet end is connected with the raw water collection device;Raw water collection device is connected with the water generator.Water softening can be become softened water by the sewage softening plant in the application, while by caliduct between boiler blowdown water and steam water sampling water inflowization waterwheel, served antifreeze to workshop appliance;Since the softening water hardness is low, temperature is high, after being mixed with raw water, not only optimizes raw water quality, but also fully recycle boiler blowdown water and steam water sampling water, saved great lot of water resources.

Description

A kind of boiler blowdown water and steam water sampling water reclamation system
Technical field
This application involves sewerage recycling field more particularly to a kind of boiler blowdown water and steam water sampling water recycling systems System.
Background technology
Boiler is a kind of energy conversion, and the energy inputted into boiler includes chemical energy, electric energy in fuel, high temperature The forms such as the thermal energy of flue gas convert steam, high-temperature water or organic heat carrier of the output with certain thermal energy outward by boiler.Pot Stove includes the critical pieces such as drum, header.
First, in general, the water supply into drum carries certain salinity, pot domestic demand carries out agent-feeding treatment, the fouling of stove water Property substance is changed into grain slag, in addition, stove aqueous corrosion metal also generates impurity, in order to control stove water quality, it is necessary in boiler operatiopn When constantly exclude the grain slag of salt content larger stove water and deposition, that is, carry out boiler blow-off, and will produce during blowdown A large amount of sewerages;Secondly, as pressure-bearing pipe fitting pressure medium in boiler and temperature constantly increase, the requirement to Steam-water Quality is also more It is high, it is therefore desirable to measurement and analysis are sampled to boiler carbonated drink, and then agent-feeding treatment improvement is carried out to boiler carbonated drink, to ensure Boiler carbonated drink safe operation, in order to make, water sampling is representative, and each sampler all ensures running water, in sampling process In will produce steam water sampling water.
Most enterprises are allowed to arbitrarily discharge and wave to boiler blowdown water and steam water sampling water without recovery processing at present Take, results in the waste of water resource in this way.
Utility model content
This application provides a kind of boiler blowdown waters and steam water sampling water reclamation system, to solve boiler blowdown water and carbonated drink The technical issues of sampling water waste.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution:
A kind of boiler blowdown water provided by the present application and steam water sampling water reclamation system include boiler blow down flash device, boiler Steam and water sampling ap paratus, collecting-tank, water pump, sewage softening plant, raw water collection device, water generator, wherein
The boiler blow down flash device is connected with the collecting-tank input end;
The boiler steam and water sampling ap paratus is connected with the collecting-tank input end;
The collecting-tank outlet end is connected by the water pump with the sewage softening plant input end;
Sewage softening plant outlet end is connected with the raw water collection device;
The raw water collection device is connected with the water generator.
Preferably, the boiler blow down flash device includes boiler drum continuous blowdown flash tank and boiler header periodical blowdown Flash vessel.
Preferably, further include cooling tower, the cooling tower is in parallel with the raw water collection device;
Pipeline is equipped with the first valve between the sewage softening plant and the raw water collection device;
Pipeline is equipped with the second valve between the sewage softening plant and the cooling tower.
Preferably, further include demineralizer, the sweet-water tank that is connect with the demineralizer.
Preferably, the demineralizer includes by-pass filtration unit, secondary filtration unit.
Preferably, the demineralizer further includes first-stage reverse osmosis unit, two-pass reverse osmosis unit.
Preferably, the demineralizer further includes continuous electrodeionization unit.
A kind of boiler blowdown water provided by the present application and steam water sampling water reclamation system, including boiler blow down flash device, pot Stove steam and water sampling ap paratus, collecting-tank, water pump, sewage softening plant, raw water collection device, water generator, wherein the boiler row Dirty flash vessel is connected with the collecting-tank input end;The boiler steam and water sampling ap paratus is connected with the collecting-tank input end;Institute Collecting-tank outlet end is stated by the water pump to be connected with the sewage softening plant input end;Sewage softening plant outlet end It is connected with the raw water collection device;The raw water collection device is connected with the water generator.Sewage softening in the application It is cationic that device can adsorb hardness components Ca2+, Mg2+ in boiler blowdown water and steam water sampling water etc., and water is made to be softened As softened water, while caliduct between boiler blowdown water and steam water sampling water inflowization waterwheel is improved into vehicle by heat dissipation Between temperature, served antifreeze to workshop appliance;Since the softening water hardness is low, temperature is high, after being mixed with raw water, original is reduced The hardness of water improves the temperature of raw water, not only optimizes raw water quality, but also fully recycling boiler blowdown water and carbonated drink take Sample water, has saved great lot of water resources.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not The application can be limited.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model Embodiment, and for explaining the principles of the present invention together with specification.
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people For member, without having to pay creative labor, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of boiler blowdown water and steam water sampling water reclamation system provided by the present application.
Reference sign:1- boiler blow down flash devices, 101- boiler drum continuous blowdown flash tanks, 102- boiler headers Regular unloading container, 2- boiler steam and water sampling ap paratus, 3- collecting-tanks, 4- water pumps, 5- sewage softening plants, 6- raw water collections dress It sets, 7- cooling towers, the first valves of 8-, the second valves of 9-, 10- water generators, 11- by-pass filtration units, 12- secondary filtration lists Member, 13- first-stage reverse osmosis units, 14- two-pass reverse osmosis units, 15- continuous electrodeionization units, 16- sweet-water tanks, 17- are removed Salt device.
Specific implementation mode
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the common skill in this field The every other embodiment that art personnel are obtained without making creative work should all belong to the application protection Range.
Most enterprises are allowed to arbitrarily discharge and wave to boiler blowdown water and steam water sampling water without recovery processing at present Take, results in the waste of water resource in this way.
This application provides a kind of boiler blowdown waters and steam water sampling water reclamation system, to solve boiler blowdown water and carbonated drink The technical issues of sampling water waste.
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this The technical solution of utility model is described in further detail.
A kind of boiler blowdown water provided by the present application and steam water sampling water reclamation system are this referring particularly to Fig. 1, Fig. 1 The structural schematic diagram for a kind of boiler blowdown water and steam water sampling water reclamation system that application provides, including boiler blow down flash device 1, Boiler steam and water sampling ap paratus 2, collecting-tank 3, water pump 4, sewage softening plant 5, raw water collection device 6, water generator 10, wherein The boiler blow down flash device 1 is connected with 3 input end of the collecting-tank;The boiler steam and water sampling ap paratus 2 and the collecting-tank 3 Input end is connected;3 outlet end of the collecting-tank is connected by the water pump 4 with 5 input end of sewage softening plant;The dirt 5 outlet end of water-softening plant is connected with the raw water collection device 6;The raw water collection device 6 and 10 phase of the water generator Even.In specific implementation process, sewage softening plant 5 can adsorb the hardness components in boiler blowdown water and steam water sampling water The cations such as Ca2+, Mg2+, so that water is obtained softening becomes softened water, while by boiler blowdown water and steam water sampling water inflowization water Workshop caliduct improves workshop temperature, has served antifreeze to workshop appliance by heat dissipation;Due to softening the water hardness It is low, temperature is high, after being mixed with raw water, reduce the hardness of raw water, improve the temperature of raw water, both optimize raw water quality, simultaneously Boiler blowdown water and steam water sampling water are fully recycled again, have saved great lot of water resources.
In the present embodiment, boiler blow down flash device 1 includes that boiler drum continuous blowdown flash tank 101 and boiler header are fixed Phase blowdown system 102;Continuous blowdown belongs to surface blow-off, and the larger stove water of discharge water surface salinity makes stove water salt content It maintains within the allowable range, to reduce the expansion of stove water, general foam, to reduce the humidity and salt content of steam, and can reduce in evaporation tube Fouling, usually adjust blowdown flow rate blowdown always, into platoon flash vessel, this part water has very big thermal energy that can utilize water Water- to-water heat exchanger preheats the demineralized water for entering oxygen-eliminating device, rear to say by row's flash vessel discharge surely.Periodical blowdown is generally connected on The lower part of boiler or in water-cooling wall lower collecting box, is mainly discharged impurity, and usually per tour blowdown is primary, but it is noted that water level and Load.It can also be in a stokehold phase, when water cycle is not completely set up simultaneously, and the appropriate fixed row of unlatching can play promotion Water-cooling wall water cycle foundation, ensure boiler water-wall tube will not local heating, protect the effect of water-cooling wall.
In the present embodiment, boiler blowdown water and steam water sampling water reclamation system further include cooling tower 7, cooling tower with it is described Raw water collection device 6 is in parallel;Pipeline is equipped with the first valve 8 between sewage softening plant 5 and the raw water collection device 6;It is described Pipeline is equipped with the second valve 9 between sewage softening plant 5 and the cooling tower 7;In specific implementation process, the first valve is utilized 8 can regulate inflow, ensure raw water temperature within desired control range, second can be opened by having when extra waste water Valve 9, at this point, extra waste water can enter in cooling tower, the second valve 9 can also control flow simultaneously.Pond according to Field condition and needs can make corresponding change, can also be according to practical feelings if therrmodynamic system also has other waste discharges Condition is recycled, to reach energy-saving purpose.
In the present embodiment, boiler blowdown water and steam water sampling water reclamation system further include demineralizer 17, are removed with described The sweet-water tank 16 that salt device 17 connects, the demineralizer 17 include by-pass filtration unit 11, secondary filtration unit 12;Having In body implementation process, by-pass filtration unit 11 can be by the suspended particulate disperseed in boiler blowdown water and steam water sampling water from water It separates, by-pass filtration unit 11 can be mechanical grading, and mechanical grading occurs mainly in the surface of filter material layer, when containing outstanding When the sewage of float enters filter material layer, suspended matter is easily retained down by filtering layer surface, and in filter process, the particle of sewage exists When flowing through the hole in filtering layer, and there are more collision opportunity in filtering material particle, effective contact action played in filter material surface, The particle in water is set to be easy to condense upon filter material surface.Secondary filtration unit 12 is the process for detaching macromolecular substances in sewage, In actual use, can using ultrafiltration membrane as filter medium, under pressure, when sewage flows through ultrafiltration membrane surface, The micropore of ultrafiltration membrane surface only allows water and small-molecule substance by becoming permeate, and volume is more than film surface micropore in sewage The substance of diameter is then trapped within the liquid feeding side of film, becomes concentrate, so as to realize the purification and separation to sewage.
In the present embodiment, demineralizer 17 further includes first-stage reverse osmosis unit 13, two-pass reverse osmosis unit 14;In reality In use, first-stage reverse osmosis unit 13, two-pass reverse osmosis unit 14 are equipped with reverse osmosis membrane.Using reverse osmosis membrane by fresh water and salt Water separates, and applies pressure in brine side, makes the salinity in sewage through film to fresh water side, to reach the salt in sewage Divide and is separated.
In the present embodiment, demineralizer 17 further includes continuous electrodeionization unit 15;Continuous electrodeionization unit 15 is used The energy of the direct current as desalination, continuous electrodeionization unit 15 ion exchange resin is filled be clipped in anions and canons exchange membrane it Between form continuous electrodeionization unit, a certain number of continuous electrodeionization intermodules are separated with mesh in component, shape At concentrated water room.Yin, yang electrode is arranged in unit group both ends, under the promotion of direct current, by the zwitterion in freshwater room flow, It is each passed through anion and cation exchange membrane and enters concentrated water room, ion is taken out of system by the water of concentrated water room, to form concentrated water; Three kinds of migrations occur for the salt ion in boiler blowdown water and steam water sampling water:Ion exchange occurs with yin, yang resin and is attached to Migration on resin particle;The ion channel migration constituted through resin particle under electric field action;By amberplex from And it completes the desalination processes of water and reaches the migration of concentrated water room.
Since embodiment of above is that reference combination illustrates on other modes, have between different embodiments There is an identical part, just to refer each other for identical, similar part between each embodiment in this specification.Herein no longer in detail It illustrates.
Those skilled in the art will readily occur to the application after considering specification and putting into practice the disclosure of utility model here Other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these changes Type, purposes or adaptive change follow the general principle of the application and include that the application is undocumented in the art Common knowledge or conventional techniques.The description and examples are only to be considered as illustrative, the true scope and spirit of the application It is pointed out by the content of claim.
Above-described the application embodiment does not constitute the restriction to the application protection domain.

Claims (7)

1. a kind of boiler blowdown water and steam water sampling water reclamation system, which is characterized in that including boiler blow down flash device (1), pot Stove steam and water sampling ap paratus (2), collecting-tank (3), water pump (4), sewage softening plant (5), raw water collection device (6), water generator (10), wherein
The boiler blow down flash device (1) is connected with the collecting-tank (3) input end;
The boiler steam and water sampling ap paratus (2) is connected with the collecting-tank (3) input end;
Collecting-tank (3) outlet end is connected by the water pump (4) with sewage softening plant (5) input end;
Sewage softening plant (5) outlet end is connected with the raw water collection device (6);
The raw water collection device (6) is connected with the water generator (10).
2. boiler blowdown water according to claim 1 and steam water sampling water reclamation system, which is characterized in that the boiler row Dirty flash vessel (1) includes boiler drum continuous blowdown flash tank (101) and boiler header regular unloading container (102).
3. boiler blowdown water according to claim 1 and steam water sampling water reclamation system, which is characterized in that further include cold water Tower (7), the cooling tower are in parallel with raw water collection device (6);
Pipeline is equipped with the first valve (8) between the sewage softening plant (5) and the raw water collection device (6);
Pipeline is equipped with the second valve (9) between the sewage softening plant (5) and the cooling tower (7).
4. boiler blowdown water according to claim 1 and steam water sampling water reclamation system, which is characterized in that further include desalination Device (17), the sweet-water tank (16) being connect with the demineralizer (17).
5. boiler blowdown water according to claim 4 and steam water sampling water reclamation system, which is characterized in that the desalination dress It includes by-pass filtration unit (11), secondary filtration unit (12) to set (17).
6. boiler blowdown water according to claim 4 and steam water sampling water reclamation system, which is characterized in that the desalination dress It further includes first-stage reverse osmosis unit (13), two-pass reverse osmosis unit (14) to set (17).
7. boiler blowdown water according to claim 4 and steam water sampling water reclamation system, which is characterized in that the desalination dress It further includes continuous electrodeionization unit (15) to set (17).
CN201820162756.XU 2018-01-30 2018-01-30 A kind of boiler blowdown water and steam water sampling water reclamation system Active CN207849344U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820162756.XU CN207849344U (en) 2018-01-30 2018-01-30 A kind of boiler blowdown water and steam water sampling water reclamation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820162756.XU CN207849344U (en) 2018-01-30 2018-01-30 A kind of boiler blowdown water and steam water sampling water reclamation system

Publications (1)

Publication Number Publication Date
CN207849344U true CN207849344U (en) 2018-09-11

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Country Status (1)

Country Link
CN (1) CN207849344U (en)

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