CN206631236U - Condensate recovery device and its system are pressed in one kind - Google Patents

Abstract

Condensate recovery device and its system are pressed in one kind, it is related to ammonia stripping apparatus field.Wherein, middle pressure condensate recovery device is by being redistributed and being exported again to reclaiming the middle pressure lime set come so that the energy of middle pressure lime set can be utilized by other different systems in aminoacid stripping tower system, it is achieved thereby that the middle recycling for pressing lime set heat；Press the iron rust impurity in lime set and the inwall by reclaiming body in medium-pressure steam condensate that anticorrosive coat is set in filter removal by setting, reduce the possibility that medium-pressure steam condensate recovery body corrodes.Therefore the middle pressure lime set recovery system for including above-mentioned middle pressure condensate recovery device improves the capacity usage ratio of aminoacid stripping tower system on the whole, the service life of equipment is extended, significant contribution has been made for industry energy conservation emission reduction, reduction production cost.

Description

Condensate recovery device and its system are pressed in one kind

Technical field

Ammonia stripping apparatus field is the utility model is related to, in particular to pressure condensate recovery device in one kind and its is System.

Background technology

Stripping is, so as to reduce the partial pressure of another or several gases, to make dissociation by reactant mixture with a kind of gas Pressure reduce process, China at present introduce stripper according to the difference of technological process, mainly have carbon dioxide stripping Tower and aminoacid stripping tower, are respectively used to carbon dioxide and ammonia makees stripping fluid.

However, in aminoacid stripping tower whole system, generally there is the material in some courses of reaction because their temperature are too low Be not suitable for production steam, and often have substantial amounts of heat in ammonia strips condenser system and go in cooling water, if do not entered to it Row recycling, the waste of energy will be caused.Therefore, in current aminoacid stripping tower system, it is low, raw to there is capacity usage ratio The shortcomings that production. art cost is high.

Utility model content

The purpose of this utility model is pressing condensate recovery device in one kind is provided, its recyclable aminoacid stripping tower systematic collection Medium-pressure steam condensate, and be respectively delivered to aminoacid stripping tower feed heater and steam vapour system carry out energy recycling, This device takes full advantage of the energy of medium-pressure steam condensate, reduces the overall energy consumption of aminoacid stripping tower system.

Another mesh of the present utility model is pressing lime set recovery system in one kind is provided, and it can realize that energy circulation is sharp again With the service life of pressure condensate recovery device in extension.

What embodiment of the present utility model was realized in：

Condensate recovery device is pressed in one kind, it includes medium-pressure steam condensate recovery body, heat exchange conveyance conduit and pressure regulation Device.Wherein, medium-pressure steam condensate recovery body interior is provided with cavity and low-pressure steam for pressing condensate liquid in receiving Generator, medium-pressure steam condensate recovery body are additionally provided with middle pressure lime set recovery entrance, middle pressure lime set recovery outlet and low pressure Steam conveying exports, and low-pressure steam conveying outlet connects with low-pressure steam generator, and heat exchange conveyance conduit includes cold for inputting Lime set to the first conveyance conduit of cavity, for exporting second conveyance conduit and use of the condensate liquid to aminoacid stripping tower feed heater In exporting threeth conveyance conduit of the low-pressure steam to steam vapour system, the first conveyance conduit, the second conveyance conduit and the 3rd are defeated Pipeline is sent to be connected to middle pressure lime set recovery entrance, middle pressure lime set recovery outlet and low-pressure steam conveying outlet, regulator Medium-pressure steam condensate recovery body exterior is arranged at, and is communicated with middle pressure lime set recovery outlet.

In the utility model preferred embodiment, above-mentioned regulator includes fluid level controller.

In the utility model preferred embodiment, above-mentioned regulator also includes stabilized pressure pump, and stabilized pressure pump and liquid level control Device series connection processed.

In the utility model preferred embodiment, above-mentioned middle pressure lime set recovery outlet and stabilized pressure pump are respectively communicated with liquid level The both ends of controller.

In the utility model preferred embodiment, above-mentioned middle pressure lime set recovery porch is additionally provided with for removing removing rust Filter.

In the utility model preferred embodiment, above-mentioned filter includes magnet filter, and magnet filter is with Pressure lime set recovery entrance communicates.

In the utility model preferred embodiment, above-mentioned filter also includes filter residue storage member, and filter residue storage member connects Pass through magnet filter.

In the utility model preferred embodiment, above-mentioned filter residue storage member is removably connected to magnet filter.

In the utility model preferred embodiment, the above-mentioned middle pressure condensate liquid recovery inner body wall contacted with cavity is set There is anticorrosive coat.

Lime set recovery system is pressed in one kind, it includes above-mentioned middle pressure condensate recovery device.

The beneficial effect of the utility model embodiment is：Middle pressure condensate recovery device is made by setting the conveyance conduit that exchanges heat The middle pressure lime set come, which must be collected, can be recycled in middle pressure condensate recovery device, and will can be reclaimed by regulator To middle pressure lime set be transported in aminoacid stripping tower heater and steam vapour system, it is achieved thereby that middle pressure lime set heat is sharp again With, therefore the middle pressure lime set recovery system for including above-mentioned middle pressure condensate recovery device improves the energy of aminoacid stripping tower system on the whole Utilization rate is measured, production cost is reduced for enterprise.

Brief description of the drawings

, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.

Fig. 1 presses the planar structure schematic diagram of condensate recovery device in being provided for the utility model first embodiment；

Fig. 2 presses the planar structure schematic diagram of condensate recovery device in being provided for the utility model second embodiment；

Fig. 3 presses the planar structure schematic diagram of condensate recovery device in being provided for the utility model 3rd embodiment；

Fig. 4 presses the planar structure schematic diagram of condensate recovery device in being provided for the utility model fourth embodiment.

Icon：Condensate recovery device is pressed in 100-；Condensate recovery device is pressed in 200-；Condensate recovery device is pressed in 300-； Condensate recovery device is pressed in 400-；120- medium-pressure steam condensates reclaim body；Lime set recovery entrance is pressed in 121-；122- is empty Chamber；Lime set recovery outlet is pressed in 123-；124- low-pressure steam generators；125- low-pressure steams conveying outlet；140- heat exchange conveyings Pipeline；The conveyance conduits of 142- first；The conveyance conduits of 144- second；The conveyance conduits of 146- the 3rd；160- regulators；162- liquid levels Controller；220- medium-pressure steam condensates reclaim body；222- cavitys；Lime set recovery outlet is pressed in 223-；240- heat exchange conveyings Pipeline；260- regulators；262- fluid level controllers；264- stabilized pressure pumps；320- medium-pressure steam condensates reclaim body；340- is changed Heated conveying pipeline；360- regulators；Lime set recovery entrance is pressed in 321-；327- filters；420- medium-pressure steam condensates Reclaim body；429- anticorrosive coats；440- heat exchange conveyance conduits；460- regulators.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of.

Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.

, it is necessary to explanation, the orientation of the instruction such as term " on ", " under ", " interior ", " outer " in description of the present utility model Or position relationship be based on orientation shown in the drawings or position relationship, or the utility model product using when usually put Orientation or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified dress Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model Limitation.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint phase To importance.

In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this Concrete meaning in utility model.

First embodiment

Fig. 1 is refer to, present embodiments provides pressure condensate recovery device 100 in one kind, it includes medium-pressure steam condensate Reclaim body 120, heat exchange conveyance conduit 140 and regulator 160.Wherein, medium-pressure steam condensate recovery body 120 is centering The main place that pressure lime set is reclaimed, heat exchange conveyance conduit 140 are mainly used for the feeding and output of middle pressure condensate liquid, pressure regulation Device 160 is mainly that the output of centering pressure condensate liquid is regulated and controled, and presses the pressure of condensate liquid and flow to allow by controlling in output Heat in middle pressure condensate liquid can sufficiently be utilized by aminoacid stripping tower feed heater and steam vapour system, so as to improve energy Utilization rate is measured, the effect of condensate recovery device 100 is pressed in playing to greatest extent.

Further, medium-pressure steam condensate recovery body 120 is internally provided with the cavity for pressing condensate liquid in receiving 122 and low-pressure steam generator 124, wherein, the major storage of cavity 122 is middle pressure condensate liquid, but stored middle pressure is cold Lime set, still can be in cavity 122 in the form of middle pressure steam, therefore by setting with the presence of a small amount of condensate liquid because temperature is higher Put after middle pressure steam and its entrained droplet be converted into low-pressure steam by low-pressure steam generator 124, finally export again into Row energy recycles.

Further, medium-pressure steam condensate recovery body 120 is provided with middle pressure lime set recovery entrance 121, middle pressure lime set Recovery outlet 123 and low-pressure steam conveying outlet 125, it with heat exchange conveyance conduit 140 condense with the use of pressure in being responsible for The feeding of liquid and energy output.It should be noted that low-pressure steam conveying outlet 125 connects with low-pressure steam generator 124, this The caused low-pressure steam in low-pressure steam generator 124 is enabled timely and effectively to be fed to steam vapour system progress The recycling of energy.

Further, the heat exchange that the inlet and outlet set with above-mentioned medium-pressure steam condensate recovery body 120 are engaged conveys Pipeline 140 include be used for input in press condensate liquid to cavity 122 the first conveyance conduit 142, in exporting press condensate liquid to Second conveyance conduit 144 of aminoacid stripping tower feed heater and for export low-pressure steam to steam vapour system the 3rd conveying Pipeline 146.Wherein, it is solidifying to be connected to middle pressure for the first conveyance conduit 142, the second conveyance conduit 144 and the 3rd conveyance conduit 146 Liquid recovery entrance 121, middle pressure lime set recovery outlet 123 and low-pressure steam conveying outlet 125.

It should be noted that when middle pressure condensate recovery device 100 is started working, middle pressure lime set can pass through and middle pressure first Lime set recovery entrance 121 connects the first conveyance conduit 142, and the sky entered inside medium-pressure steam condensate recovery body 120 In chamber 122, middle pressure lime set has two places to go after, and a condensate liquid for being deposited on the bottom of cavity 122 is directly by middle pressure Lime set recovery outlet 123 is output in the second conveyance conduit 144, and is finally conveyed to aminoacid stripping tower feed heater；Another Place to go is that the fog of middle pressure steam and floating in the top of cavity 122 is absorbed and changed into by low-pressure steam generator 124 For low-pressure steam, and low-pressure steam conveying outlet 125 in communication is transported to, is passed finally by the 3rd conveyance conduit 146 It is defeated by steam vapour system.It is emphasized that the fog of the top of cavity 122 floating it is actual be middle pressure steam liquefy to be formed it is small Drop.

Further, in order that the output that middle pressure condensate liquid can be stablized, and can be by the middle heat that be loaded of pressure condensate liquid Sufficiently utilize, the middle pressure condensate recovery device 100 that the present embodiment provides is provided with regulator 160, and it is located at middle pressure steam Condensate liquid reclaims the outside of body 120, and is communicated with middle pressure lime set recovery outlet 123.

Further, regulator 160 includes fluid level controller 162.Fluid level controller 162 for one kind by machinery be or The method of electronic type carries out the device of two position control, and it can be by controlling medium-pressure steam condensate to reclaim in body 120 The liquid level of the middle pressure lime set of portion's storage realizes its metastable output.

The operation principle for the middle pressure condensate recovery device 100 that the present embodiment provides：Middle pressure 100 normal work of condensate recovery device When making, first, middle pressure lime set can pass through with middle the first conveyance conduit 142 for connecting of pressure lime set recovery entrance 121, and enter Press in the cavity 122 inside steam condensate recovery body 120, middle pressure lime set there are two places to go after, and first place to go is The condensate liquid for being deposited on the bottom of cavity 122 is directly output in the second conveyance conduit 144 by middle pressure lime set recovery outlet 123, And finally it is conveyed to aminoacid stripping tower feed heater；Second place to go is middle pressure steam and floating in the top of cavity 122 Fog is absorbed and changed into for low-pressure steam by low-pressure steam generator 124, and is transported to low-pressure steam in communication Conveying outlet 125, steam vapour system is transferred to finally by the 3rd conveyance conduit 146.It should be noted that the second delivery pipe It is to be arranged on middle pressure lime set by control to reclaim during middle pressure lime set is conveyed to aminoacid stripping tower feed heater by road 144 The fluid level controller 162 of outlet 123 is realized.Therefore, the middle pressure condensate recovery device 100 that the present embodiment provides fully reclaims The energy of medium-pressure steam condensate is simultaneously effectively exported to it, reduces the overall energy consumption of aminoacid stripping tower system.

The present embodiment additionally provides pressure lime set recovery system in one kind, and it includes the middle pressure lime set recovery of the present embodiment offer Device 100.The middle pressure lime set recovery system of the present embodiment improves the capacity usage ratio of aminoacid stripping tower system on the whole, is enterprise Reduce production cost.

Second embodiment

Fig. 2 is refer to, present embodiments provides pressure condensate recovery device 200 in one kind, it includes medium-pressure steam condensate Reclaim body 220, heat exchange conveyance conduit 240 and regulator 260.Wherein, medium-pressure steam condensate recovery body 220 is centering The main place that pressure lime set is reclaimed, heat exchange conveyance conduit 240 are mainly used for the feeding and output of middle pressure condensate liquid, pressure regulation Device 260 is mainly that the output of centering pressure condensate liquid is regulated and controled.It should be noted that the middle pressure lime set that the present embodiment provides is returned Receiving apparatus 200 is roughly the same with the middle pressure condensate recovery device 100 that first embodiment provides, and difference is, the present embodiment The regulator 260 of the middle pressure condensate recovery device 200 provided and the regulator 160 of first embodiment are different.

Further, in order that middle pressure lime set can remain stabilization during aminoacid stripping tower heater is passed to Pressure, so as to control into the feed speed in aminoacid stripping tower heater, the regulator 260 that the present embodiment provides also includes steady Press pump 264, and stabilized pressure pump 264 is connected with fluid level controller 262, middle pressure lime set recovery outlet 223 and stabilized pressure pump 264 are respectively communicated with In the both ends of fluid level controller 262.Therefore, by the way that with the use of fluid level controller 262 and stabilized pressure pump 264, cavity can be maintained Middle pressure lime set is relatively stable in 222, also can guarantee that output to the condensate liquid in aminoacid stripping tower heater with the speed of relative constancy Degree is fed, so as to ensure that stability of the aminoacid stripping tower heater when carrying out energy recycling.

3rd embodiment

Fig. 3 is refer to, present embodiments provides pressure condensate recovery device 300 in one kind, it includes medium-pressure steam condensate Reclaim body 320, heat exchange conveyance conduit 340 and regulator 360.Wherein, medium-pressure steam condensate recovery body 320 is centering The main place that pressure lime set is reclaimed, heat exchange conveyance conduit 340 are mainly used for the feeding and output of middle pressure condensate liquid, pressure regulation Device 360 is mainly that the output of centering pressure condensate liquid is regulated and controled.It should be noted that the middle pressure lime set that the present embodiment provides is returned Receiving apparatus 300 is roughly the same with the middle pressure condensate recovery device 200 that second embodiment provides, and difference is, the present embodiment It is additionally provided with the middle pressure lime set recovery entrance 321 of the middle pressure condensate recovery device 300 provided for going the filtering of removing rust to fill Put 327.

Further, because in the production process of reality, most conveyance conduit and aminoacid stripping tower equipment is all with iron Into, therefore, collect in the middle pressure lime set come and be usually constructed with iron rust impurity, although these iron rust impurity amounts are fewer, it Presence be easy to continue the corrosion of other conveyance conduits and equipment in aggravation system, therefore, the present embodiment returns in middle pressure lime set Take in and filter 327 is set at mouth 321, with the iron rust impurity contained in this condensate liquid of going out.Specifically, filter 327 Including magnet filter and filter residue storage member, wherein, magnet filter communicates with middle pressure lime set recovery entrance 321, filter residue storage Part is communicated in magnet filter.Iron rust is filtered and is conveyed to filter residue storage member by magnet filter by the effect of magnetic-adsorption In storage chamber.

Further, in order that filter residue timely and conveniently can be collected and discharge, filter residue provided by the utility model Storage member is removably connected to magnet filter, i.e., can be timely after filter residue has been expired inside the storage chamber of filter residue storage member Remove after filter residue storage member disposes filter residue, be loaded on filter residue storage member.It should be noted that the detachable side of filter residue storage member Formula can be any one connected mode such as buckle or magnetic clasp.

Fourth embodiment

Fig. 4 is refer to, present embodiments provides pressure condensate recovery device 400 in one kind, it includes medium-pressure steam condensate Reclaim body 420, heat exchange conveyance conduit 440 and regulator 460.Wherein, medium-pressure steam condensate recovery body 420 is centering The main place that pressure lime set is reclaimed, heat exchange conveyance conduit 440 are mainly used for the feeding and output of middle pressure condensate liquid, pressure regulation Device 460 is mainly that the output of centering pressure condensate liquid is regulated and controled.It should be noted that the middle pressure lime set that the present embodiment provides is returned Receiving apparatus 400 is roughly the same with the middle pressure condensate recovery device 300 that second embodiment provides, and difference is, the present embodiment The medium-pressure steam condensate recovery inwall of body 420 of the middle pressure condensate recovery device 400 provided is also provided with anticorrosive coat 429.

Further, because the service pressure inside medium-pressure steam condensate recovery body 420 is in 1.6MPa, temperature At 215 DEG C or so, therefore, in the environment of this HTHP, middle pressure condensate liquid and steam are easy to condense middle pressure steam Liquid recovery body 420 is corroded, therefore sets anticorrosive coat 429 can be with by reclaiming body 420 inwall in medium-pressure steam condensate More preferably hinder it that electrochemistry and/or chemical attack occurs.

In summary, middle pressure condensate recovery device provided by the utility model is by setting the conveyance conduit that exchanges heat so that receives The middle pressure lime set that collection comes can be recycled in the cavity of medium-pressure steam condensate recovery body, and can by regulator It will reclaim that obtained middle pressure lime set is metastable to be transported in aminoacid stripping tower heater, can will by low-pressure steam generator Middle pressure steam in cavity and the fog of floating are transported in steam vapour system, therefore by reclaiming the middle pressure lime set come progress To redistribute and export again so that the energy of middle pressure lime set can be utilized by other different systems in aminoacid stripping tower system, from And realize the recycling of middle pressure lime set heat；By setting filter to eliminate the iron rust impurity in middle pressure lime set；Pass through Anticorrosive coat is set in the inwall of medium-pressure steam condensate recovery body, it is preferably hindered and electrochemistry and/or chemistry corruption occurs Erosion.Therefore, the middle pressure lime set recovery system for including above-mentioned middle pressure condensate recovery device improves aminoacid stripping tower system on the whole Capacity usage ratio, extend the service life of equipment, for industry energy conservation emission reduction, reduce production cost and made significant contribution.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. condensate recovery device is pressed in one kind, it is characterised in that it includes medium-pressure steam condensate recovery body, heat exchange delivery pipe Road and regulator, medium pressure steam condensate recovery body interior are provided with for pressing the cavity of condensate liquid and low in receiving Steam generator is pressed, medium pressure steam condensate recovery body is additionally provided with middle pressure lime set recovery entrance, middle pressure lime set recovery Outlet and low-pressure steam conveying outlet, the low-pressure steam conveying outlet connect with the low-pressure steam generator, the heat exchange Conveyance conduit includes to the first conveyance conduit of the cavity, for exporting condensate liquid to aminoacid stripping tower entering for inputting condensate liquid Expect the second conveyance conduit of preheater and for exporting threeth conveyance conduit of the low-pressure steam to steam vapour system, described first Conveyance conduit, second conveyance conduit and the 3rd conveyance conduit are connected to medium pressure lime set recovery entrance, institute Middle pressure lime set recovery outlet and low-pressure steam conveying outlet are stated, the regulator is arranged at medium pressure steam condensate Body exterior is reclaimed, and is communicated with medium pressure lime set recovery outlet.

2. middle pressure condensate recovery device according to claim 1, it is characterised in that the regulator includes Liquid level Device.

3. middle pressure condensate recovery device according to claim 2, it is characterised in that the regulator also includes voltage stabilizing Pump, and the stabilized pressure pump is connected with the fluid level controller.

4. middle pressure condensate recovery device according to claim 3, it is characterised in that medium pressure lime set recovery outlet and institute Stabilized pressure pump is stated to be respectively communicated with the both ends of the fluid level controller.

5. middle pressure condensate recovery device according to claim 1, it is characterised in that medium pressure lime set recovery porch is also It is provided with the filter for removing removing rust.

6. middle pressure condensate recovery device according to claim 5, it is characterised in that the filter filters including magnetic separation Device, the magnet filter communicate with medium pressure lime set recovery entrance.

7. middle pressure condensate recovery device according to claim 6, it is characterised in that the filter also includes filter residue and stored up Part is deposited, the filter residue storage member is communicated in the magnet filter.

8. middle pressure condensate recovery device according to claim 7, it is characterised in that the filter residue storage member is detachably connected In the magnet filter.

9. middle pressure condensate recovery device according to claim 1, it is characterised in that the medium pressure contacted with the cavity Condensate liquid recovery inner body wall is provided with anticorrosive coat.

10. lime set recovery system is pressed in one kind, it is characterised in that it includes the middle pressure as described in claim 1-9 any one Condensate recovery device.