CN106150567B - The synergisting method of steam turbine synergistic device and steam turbine - Google Patents

The synergisting method of steam turbine synergistic device and steam turbine Download PDF

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Publication number
CN106150567B
CN106150567B CN201610596746.2A CN201610596746A CN106150567B CN 106150567 B CN106150567 B CN 106150567B CN 201610596746 A CN201610596746 A CN 201610596746A CN 106150567 B CN106150567 B CN 106150567B
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adsorbent
steam turbine
steam
synergistic
tower
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CN106150567A (en
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崔静思
张�杰
郝慧星
胡伟民
时红丽
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China Shenhua Coal to Liquid Chemical Co Ltd
China Shenhua Energy Co Ltd
Shenhua Baotou Coal Chemical Industry Co Ltd
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China Shenhua Coal to Liquid Chemical Co Ltd
China Shenhua Energy Co Ltd
Shenhua Baotou Coal Chemical Industry Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08Cooling; Heating; Heat-insulation
    • F01D25/12Cooling

Abstract

The invention provides a kind of steam turbine synergistic device and the synergisting method of steam turbine.The steam turbine synergistic device includes the first steam turbine, adsorption tower and the adsorbent reactivation tower being sequentially communicated, adsorption tower has the first adsorbent entrance and the first adsorbent outlet, adsorbent reactivation tower has the second adsorbent entrance and the second adsorbent outlet, first adsorbent outlet of adsorption tower connects with the second adsorbent entrance of adsorbent reactivation tower, and the second adsorbent outlet of adsorbent reactivation tower connects with the first adsorbent entrance of adsorption tower.Because the adsorbent in above-mentioned adsorption tower can absorb the moisture of exhaust steam and heating in the first steam turbine, it is passed through in adsorbent reactivation tower and is dehydrated again containing water absorbent, dehydrated adsorbent is passed through in adsorption tower again, so as to complete the replacement of adsorbent in adsorption tower, and then the heat that the fuel factor of temperature rise to discharge exhaust steam from the first steam turbine during steam is absorbed using adsorbent is effectively utilized.

Description

The synergisting method of steam turbine synergistic device and steam turbine
Technical field
The present invention relates to Steam Turbine Driven technical field, in particular to a kind of steam turbine synergistic device and steam turbine Synergisting method.
Background technology
Steam turbine is the rotary power machinery that the energy conversion of steam is turned into mechanical work, also known as steam turbine.Steamer Machine acts not only as prime mover of generating, can also directly drive various pumps, blower fan, compressor and propeller for vessels etc.. The steam discharge species of steam turbine includes back pressure type and solidifying gas formula, wherein, restricted by turbine discharge temperature, application environment, coagulate gas Formula steam turbine application is more universal.
For condensing turbine, thermodynamic cycle is completed, the steam of work(is finished and must condense into water and circulated, coagulates gas The exhaust steam of the low-temp low-pressure of the exhaust casing output of formula steam turbine is directly condensed into the water of liquid;However, this part exhaust steam has very Big heat, substantial amounts of thermal loss can be caused by being directly condensed into the water of liquid, and condensation process needs certain energy consumption, so as to The heat of exhaust steam is not efficiently utilized, cause the heat power efficiency of steam turbine to be less than 50%.
The content of the invention
It is existing to solve it is a primary object of the present invention to provide a kind of synergisting method of steam turbine synergistic device and steam turbine The problem of heat for having steam turbine discharge exhaust steam in technology is not efficiently utilized.
To achieve these goals, according to an aspect of the invention, there is provided a kind of steam turbine synergistic device, including according to The first steam turbine, adsorption tower and the adsorbent reactivation tower of secondary connection, adsorption tower have the first adsorbent entrance and the first adsorbent Outlet, adsorbent reactivation tower have the second adsorbent entrance and the second adsorbent outlet, the first adsorbent outlet of adsorption tower and The second adsorbent entrance connection of adsorbent reactivation tower, and the first of the second adsorbent outlet of adsorbent reactivation tower and adsorption tower Adsorbent entrance connects.
Further, steam turbine synergistic device also includes the first adsorbent outlet and the second adsorbent entrance being respectively communicated with The first adsorbent tank, the first adsorbent tank has the first air inlet for being connected with the exhaust outlet of adsorbent reactivation tower, and The first valve is provided with the pipeline of connection exhaust outlet and the first air inlet.
Further, steam turbine synergistic device also includes the second adsorbent storage being arranged in parallel with the first adsorbent tank Tank, the second adsorbent tank have the second air inlet for connect with the exhaust outlet of adsorbent reactivation tower, are connecting exhaust outlet and the The second valve is provided with the pipeline of two air inlets, is set on the pipeline that the first adsorbent tank connects with the first adsorbent outlet There is the 3rd valve, and the 4th valve is provided with the pipeline that is connected with the first adsorbent outlet of the second adsorbent tank.
Further, steam turbine synergistic device also includes connecting with the second adsorbent outlet and the first adsorbent entrance respectively First Heat Exchanger.
Further, the exhaust outlet of First Heat Exchanger connects with the first steam turbine.
Further, steam turbine synergistic device also includes the second steam turbine connected with the air inlet of First Heat Exchanger.
Further, the 5th valve is provided with the pipeline that adsorbent reactivation tower connects with First Heat Exchanger.
Further, steam turbine synergistic device also includes with the exhaust outlet of adsorbent reactivation tower and the first steam turbine connecting respectively The second logical heat exchanger.
Further, the second heat exchanger connects with the air inlet of adsorbent reactivation tower.
Further, it is provided with the 6th valve on the pipeline for connecting the second heat exchanger and the first steam turbine.
According to another aspect of the present invention, there is provided a kind of synergisting method of steam turbine, synergisting method pass through above-mentioned vapour Turbine synergistic device follows the steps below:S1, the first steam is passed through the first steam turbine, so that the heat energy of the first steam is converted to Mechanical energy, and form exhaust steam in the exit of the first steam turbine;S2, exhaust steam is passed through in the adsorption tower with adsorbent, with profit Absorbed the moisture in exhaust steam with adsorbent and formed and contain water absorbent;S3, by the first adsorbent containing water absorbent from adsorption tower Outlet is passed through the second adsorbent entrance of adsorbent reactivation tower, so as to be dehydrated and formed in adsorbent reactivation tower containing water absorbent Dehydrated adsorbent and the second steam;S4, dehydrated adsorbent is passed through adsorption tower from the second adsorbent outlet of adsorbent reactivation tower The first adsorbent entrance, to complete the replacement of adsorbent in adsorption tower.
Further, adsorbent is silica.
Further, steam turbine synergistic device also includes the second adsorbent storage being arranged in parallel with the first adsorbent tank Tank, the second adsorbent tank have the second air inlet for connect with the exhaust outlet of adsorbent reactivation tower, are connecting exhaust outlet and the The second valve is provided with the pipeline of two air inlets, is set on the pipeline that the first adsorbent tank connects with the first adsorbent outlet There is the 3rd valve, and the 4th valve is provided with the pipeline that is connected with the first adsorbent outlet of the second adsorbent tank, in step In S3, the first valve and the 4th valve are opened, and closes the second valve and the 3rd valve, makes to contain water absorbent from the second adsorbent Storage tank enters in adsorbent reactivation tower, and the steam of part second is passed through in the first adsorbent tank.
Further, the exhaust outlet of First Heat Exchanger connects with the first steam turbine, and after step s 3, synergisting method also wraps Include:The steam of part second is passed through in First Heat Exchanger, so that First Heat Exchanger heats up.
Further, steam turbine synergistic device also includes the second steam turbine connected with the air inlet of First Heat Exchanger, Before step S1, synergisting method also includes:First steam is passed through the second steam turbine, so that the heat energy of the first steam is converted to machine Tool energy;It will be passed through by the first steam of the second steam turbine in First Heat Exchanger, so that first steam heats up.
Further, steam turbine synergistic device also includes with the exhaust outlet of adsorbent reactivation tower and the first steam turbine connecting respectively The second logical heat exchanger, before step S1, synergisting method also includes:External heat source is passed through into the second heat exchanger, so that the Two heat exchangers heat up;The steam of part second is passed through in the second heat exchanger and heated, to obtain the first steam, and the first steam is led to Enter in the first steam turbine.
Further, the second heat exchanger connects with the air inlet of adsorbent reactivation tower, in step s3, will be changed by second The external heat source of hot device is passed through in adsorbent reactivation tower, using external heat source to being dehydrated containing water absorbent.
Apply the technical scheme of the present invention, there is provided a kind of the first steam turbine, adsorption tower and absorption including being sequentially communicated The steam turbine synergistic device of agent regenerator, due to the second adsorbent of the first adsorbent outlet and adsorbent reactivation tower of adsorption tower Entrance connects, and the second adsorbent outlet of adsorbent reactivation tower connects with the first adsorbent entrance of adsorption tower, so that inhaling Adsorbent in attached tower can absorb the moisture of exhaust steam and heating in the first steam turbine, and adsorbent is passed through again containing water absorbent It is dehydrated in regenerator, dehydrated adsorbent is passed through in adsorption tower again, so as to complete the replacement of adsorbent in adsorption tower, is entered And the heat that the fuel factor of temperature rise to discharge exhaust steam from the first steam turbine during steam is absorbed using adsorbent obtains Effectively utilize.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages. Below with reference to figure, the present invention is further detailed explanation.
Brief description of the drawings
The Figure of description for forming the part of the present invention is used for providing a further understanding of the present invention, and of the invention shows Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows a kind of structural representation for steam turbine synergistic device that embodiment of the present invention is provided.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model that the present invention protects Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use Data can exchange in the appropriate case, so as to embodiments of the invention described herein.In addition, term " comprising " and " tool Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps or unit Process, method, system, product or equipment are not necessarily limited to those steps clearly listed or unit, but may include without clear It is listing to Chu or for the intrinsic other steps of these processes, method, product or equipment or unit.
As described in background technology, the exhaust steam of the exhaust casing output of condensing turbine in the prior art has very Big heat, substantial amounts of thermal loss can be caused by being directly condensed into the water of liquid.The present invention is studied regarding to the issue above, is carried A kind of steam turbine synergistic device is gone out, as shown in figure 1, including the first steam turbine 110, adsorption tower 20 and the adsorbent that are sequentially communicated Regenerator 30, adsorption tower 20 have the first adsorbent entrance 21 and the first adsorbent outlet 22, and adsorbent reactivation tower 30 has the Two adsorbent entrances 31 and the second adsorbent outlet 32, the first adsorbent outlet 22 and the adsorbent reactivation tower 30 of adsorption tower 20 Second adsorbent entrance 31 connects, and the first adsorbent of the second adsorbent outlet 32 and adsorption tower 20 of adsorbent reactivation tower 30 Entrance 21 connects.
Because the first adsorbent outlet of adsorption tower and the second of adsorbent reactivation tower are inhaled in above-mentioned steam turbine synergistic device Attached dose of entrance connection, and the second adsorbent outlet of adsorbent reactivation tower connects with the first adsorbent entrance of adsorption tower, so as to The adsorbent in adsorption tower is absorbed the moisture of exhaust steam and heating in the first steam turbine, be passed through suction again containing water absorbent It is dehydrated in attached dose of regenerator, dehydrated adsorbent is passed through in adsorption tower again, so as to complete replacing for adsorbent in adsorption tower Change, and then the fuel factor of temperature rise causes the heat that exhaust steam is discharged from the first steam turbine during steam is absorbed using adsorbent Effectively utilized.
Adsorbent in above-mentioned adsorption tower 20 has the performance for absorbing aqueous water and adsorptive gaseous water, and adsorbent can be liquid Body or solid, own temperature can be made to increase during adsorptive gaseous water.Adsorbent described in preferred adsorbent is titanium dioxide Silicon, the adsorbent of mentioned kind have preferable chemical stability, heat endurance, compressive property and anti impact wear-proof intensity.
In the above-mentioned steam turbine synergistic device of the present invention, it is preferable that steam turbine synergistic device also include being respectively communicated with the First adsorbent tank 410 of one adsorbent outlet 22 and the second adsorbent entrance 31, the first adsorbent tank 410 have and suction First air inlet of the exhaust outlet connection of attached dose of regenerator 30, and be provided with the pipeline of connection exhaust outlet and the first air inlet First valve 510.Now, above-mentioned first adsorbent tank can be entered under gravity after water containing water absorbent by adsorbing In 410, the first adsorbent tank 410 is introduced the steam of part second of high pressure by the first valve 510, so as to control the first adsorbent Storage tank 410 is in isopiestic state with adsorbent reactivation tower 30, and adsorbent enters in adsorbent reactivation tower 30 by gravity flowing Row regeneration.
In the above-mentioned steam turbine synergistic device for being provided with the first adsorbent tank 410, it is preferable that steam turbine synergistic device Also include the second adsorbent tank 420 for being arranged in parallel with the first adsorbent tank 410, the second adsorbent tank 420 have with Second air inlet of the exhaust outlet connection of adsorbent reactivation tower 30, is provided with the pipeline of connection exhaust outlet and the second air inlet Second valve 520, the 3rd valve 530 is provided with the pipeline that the first adsorbent tank 410 connects with the first adsorbent outlet 22, And second is provided with the 4th valve 540 on the pipeline that is connected with the first adsorbent outlet 22 of adsorbent tank 420.Now, adsorb It can also enter above-mentioned second adsorbent tank 420, the second adsorbent tank 420 under gravity containing water absorbent after water The steam of part second of high pressure is introduced by the second valve 520, so as to control the second adsorbent tank 420 and adsorbent reactivation tower 30 In isopiestic state, adsorbent is entered in adsorbent reactivation tower 30 by gravity flowing to be regenerated.
In the above-mentioned steam turbine synergistic device for being provided with the first adsorbent tank 410 and the second adsorbent tank 420, the The 7th valve 570, the second absorption are also provided with the pipeline that one adsorbent tank 410 connects with the second adsorbent entrance 31 The 8th valve 580 is also provided with the pipeline that agent storage tank 420 connects with the second adsorbent entrance 31.Now, the first absorption One in the adsorbent tank 420 of agent storage tank 410 and second can be used as head tank, and one can be used as conveying tank, work as unlatching 4th valve 540, and the second valve 520 and the 8th valve 580 are closed, the second adsorbent tank 420 is in the process of charging;When The 3rd valve 530 is closed, and opens the first valve 510 and the 7th valve 570, the first adsorbent tank 410 is in output material Process;When the valve 530 of the opening valve family status three, close the first valve 510 and the 7th valve 570, the first adsorbent tank 410 are in The process of charging;When the 4th valve 540 of closing, and open the second valve 520 and the 8th valve 580, the second adsorbent tank 420 Process in output material.First adsorbent tank 410 and the second adsorbent tank 420 do interruption blocked operation, complete absorption The storage and conveying of agent.
In the above-mentioned steam turbine synergistic device of the present invention, it is preferable that steam turbine synergistic device also includes inhaling with second respectively The First Heat Exchanger 610 that attached dose of outlet 32 connects with the first adsorbent entrance 21.It is further preferable that adsorbent reactivation tower 30 and The 5th valve 550 is provided with the pipeline of one heat exchanger 610 connection.Now, adsorb the adsorbent after water and enter adsorbent reactivation Dehydrated adsorbent of the tower 30 using dehydration regeneration as high temperature, and by controlling the 5th valve 550 by dehydrated adsorbent in the portion of high pressure Divide to enter in First Heat Exchanger 610 under the drive of the second steam and cool, so that the dehydrated adsorbent after cooling enters adsorption tower To complete the replacement of adsorbent in 20.
In the above-mentioned steam turbine synergistic device for being provided with First Heat Exchanger 610, it is preferable that the row of First Heat Exchanger 610 Gas port connects with the first steam turbine 110.The dehydrated adsorbent of high temperature changes in First Heat Exchanger 610 with heat transferring medium after regeneration Heat, so that the heat transferring medium heating in First Heat Exchanger 610, now, the first steam can pass through in First Heat Exchanger 610 Exchange heat and heat up with the heat transferring medium of above-mentioned heating, the first steam after heating is passed through in the first steam turbine 110 and done work again. It is further preferable that steam turbine synergistic device also includes the second steam turbine 120 connected with the air inlet of First Heat Exchanger 610.This When, the first steam is passed through in the second steam turbine 120 and does work and cools, the first steam after cooling can be in First Heat Exchanger By being exchanged heat with the heat transferring medium of above-mentioned heating to heat up in 610, enter the first steam in the first steam turbine 110 so as to ensure that Heat, and then also ensure that heating after the first steam done work and caused mechanical energy in the first steam turbine 110 is passed through.
In the above-mentioned steam turbine synergistic device for being provided with First Heat Exchanger 610, it is preferable that steam turbine synergistic device also wraps Include the second heat exchanger 620 connected respectively with the exhaust outlet of adsorbent reactivation tower 30 and the first steam turbine 110;Changed in connection second The 6th valve 560 can be provided with the pipeline of the hot steam turbine 110 of device 620 and first.Above-mentioned second heat exchanger 620 can be by outside Boundary's thermal source cooling, and the always steam heating of part second of self-absorbent regenerator 30, the first steam of high pressure-temperature is formed, and Control the first steam of high pressure-temperature to enter in the first steam turbine 110 by the 6th valve 560 to do work.It is further preferable that second Heat exchanger 620 connects with the air inlet of adsorbent reactivation tower 30.Now, the external heat source energy to cool by the second heat exchanger 620 It is enough again by adsorbent reactivation tower 30, to provide reactivation heat containing water absorbent so that containing water absorbent dehydration be dehydration suction Attached dose and the second steam, the external heat source of above-mentioned cooling is in the shape after the second heat exchanger 620 and adsorbent reactivation tower 30 successively Into low temperature exhaust heat, and discharged from adsorbent reactivation tower 30.
According to further aspect of the application, there is provided a kind of synergisting method of steam turbine, synergisting method passes through above-mentioned Steam turbine synergistic device follows the steps below:S1, the first steam is passed through to the first steam turbine 110, so that the heat energy of the first steam Mechanical energy is converted to, and exhaust steam is formed in the exit of the first steam turbine 110;S2, exhaust steam is passed through the absorption with adsorbent In tower 20, contain water absorbent to absorb the moisture in exhaust steam using adsorbent and be formed;S3, water absorbent will be contained from adsorption tower 20 The first adsorbent outlet 22 be passed through the second adsorbent entrance 31 of adsorbent reactivation tower 30 so that containing water absorbent in adsorbent It is dehydrated in regenerator 30 and forms dehydrated adsorbent and the second steam;S4, by dehydrated adsorbent from adsorbent reactivation tower 30 Two adsorbent outlets 32 are passed through the first adsorbent entrance 21 of adsorption tower 20, to complete the replacement of adsorbent in adsorption tower 20.
Because the adsorbent in adsorption tower can absorb the moisture of the exhaust steam in the first steam turbine in above-mentioned synergisting method And heat up, it is passed through in adsorbent reactivation tower and is dehydrated again containing water absorbent, dehydrated adsorbent is passed through in adsorption tower again, so as to The replacement of adsorbent in adsorption tower is completed, and then the fuel factor of temperature rise causes from during steam is absorbed using adsorbent The heat for discharging exhaust steam in one steam turbine is effectively utilized.
The exemplary implementation of the synergisting method according to steam turbine provided by the invention is more fully described below in conjunction with Fig. 1 Mode.However, these illustrative embodiments can be implemented by many different forms, and it is not construed as only limiting In embodiments set forth herein.It should be appreciated that these embodiments are provided so that disclosure herein is thorough Bottom and complete, and the design of these illustrative embodiments is fully conveyed to those of ordinary skill in the art.
In a preferred embodiment, above-mentioned steps S1, step S2 and step S3 are being performed and then is repeating to hold Row step S1, step S2 and step S3.Now, the second steam formed in step S3 can form first by subsequent treatment Steam, and continue to be passed into the first steam turbine 110 in the step S1 of next round process and done work;Also, in step S4 The dehydrated adsorbent of regeneration can adsorb to the moisture in caused exhaust steam again in the step S2 of next round process, and Form dehydrated adsorbent and contain water absorbent.
When steam turbine synergistic device includes the first above-mentioned adsorbent tank 410, the second adsorbent tank 420, the first valve When the 510, second valve 520 of door, the 3rd valve 530 and four valves 540, it is preferable that in step s3, open the first valve 510 and the 4th valve 540, and close the second valve 520 and the 3rd valve 530, make containing water absorbent from the second adsorbent tank 420 enter in adsorbent reactivation tower 30, and the steam of part second is passed through in the first adsorbent tank 410.Come from adsorption tower 20 containing water absorbent enter the second adsorbent tank 420 under gravity, open the first valve 510 with from adsorbent reactivation The exhaust outlet of tower 30 introduces the second steam of a part of high pressure to above-mentioned first adsorbent tank 410, so that the first adsorbent Storage tank 410 is in isopiestic state with adsorbent reactivation tower 30, now the energy containing water absorbent of the memory storage of the first adsorbent tank 410 Enough entered by gravity flowing in adsorbent reactivation tower 30 and regenerated.
When steam turbine synergistic device also includes above-mentioned First Heat Exchanger 610, and the exhaust outlet of First Heat Exchanger 610 and When one steam turbine 110 connects, it is preferable that after step s 3, synergisting method also includes:The steam of part second is passed through into first to change In hot device 610, so that First Heat Exchanger 610 heats up.By the dehydrated adsorbent that makes to regenerate in step S3 in First Heat Exchanger 610 In with heat transferring medium exchange heat so that in First Heat Exchanger 610 heat transferring medium heating;Now, in step sl, the first steam Can be first in First Heat Exchanger 610 by being exchanged heat with the heat transferring medium of above-mentioned heating to heat up, the first steam after heating is again It is passed through in the first steam turbine 110 and is done work.
In above-mentioned preferred embodiment, steam turbine synergistic device can also include the air inlet with First Heat Exchanger 610 Second steam turbine 120 of mouth connection, now, during step S1, step S2 and step S3 is repeated, and in step S1 Before, synergisting method also includes:First steam is passed through the second steam turbine 120, so that the heat energy of the first steam is converted to machinery Energy;The first steam by the second steam turbine 120 is passed through in First Heat Exchanger 610, so that first steam heats up.First steams Vapour does work and cooled in the second steam turbine 120, the first steam after cooling can in First Heat Exchanger 610 by with it is above-mentioned The heat transferring medium of heating exchanges heat and heated up, and so as to ensure that the heat for entering the first steam in the first steam turbine 110, and then also protects More mechanical energy can be produced when being done work in being passed through the first steam turbine 110 by having demonstrate,proved the first steam after heating.
When steam turbine synergistic device also includes the second above-mentioned heat exchanger 620, it is preferable that before step S1, synergy Method also includes:External heat source is passed through into the second heat exchanger 620, so that the second heat exchanger 620 heats up;By the steam of part second It is passed through in the second heat exchanger 620 and heats, to obtain the first steam, and the first steam is passed through in the first steam turbine 110.Extraneous heat Source now comes from adsorbent reactivation tower by making the heat transferring medium in the second heat exchanger 620 heat up during the second heat exchanger 620 30 steam of part second can be heated when by the second heat exchanger 620 by heat transferring medium therein, to form high pressure-temperature The first steam, so as to can ensure the first above-mentioned steam in the first steam turbine 110 by more heat energy in step sl Be converted to mechanical energy.
Mode is preferably carried out above-mentioned, the second heat exchanger 620 is also connected with the air inlet with adsorbent reactivation tower 30.This When, it is further preferable that during step S1, step S2 and step S3 is repeated, and in step s3, second will be passed through The external heat source of heat exchanger 620 is passed through in adsorbent reactivation tower 30, using external heat source to being dehydrated containing water absorbent.By Second heat exchanger 620 cooling external heat source by adsorbent reactivation tower 30 and for providing reactivation heat containing water absorbent so that It is dehydrated adsorbent and the second steam to make the dehydration containing water absorbent, and above-mentioned second steam passes through before the step S1 of next round process Cross and heated by external heat source to form the first steam, the first steam is further continued for being passed through in the first steam turbine 110 and done work;On also, State the external heat source of cooling and form low temperature exhaust heat after the second heat exchanger 620 and adsorbent reactivation tower 30 successively, and from suction Discharged in attached dose of regenerator 30.
The steam turbine synergistic device of the application offer and the synergy side of steam turbine are be provided below in conjunction with embodiment Method.
Embodiment 1
The steam turbine synergistic device that the present embodiment provides is as shown in figure 1, synergisting method by the steam turbine synergistic device Comprise the following steps:
A, external heat source of the temperature higher than 565 DEG C is cooled by the second heat exchanger 620, by the second heat exchanger 620 External heat source continues through adsorbent reactivation tower 30 and cooled, to provide reactivation heat containing water absorbent so that taken off containing water absorbent Water is 10.5MPa, 320 DEG C of the second steam and dehydrated adsorbent, and external heat source forms low temperature exhaust heat, and dehydrated adsorbent is by the 5th Valve 550, which controlled, First Heat Exchanger 610 is flowed into by 10.5MPa, 320 DEG C of second steam of high pressure is cooled to 65 DEG C and makes Heat transferring medium heating in First Heat Exchanger 610, dehydrated adsorbent are entered back into complete the replacement of adsorbent in adsorption tower 20, the Two steam pressure after the second heat exchanger 620 is passed through will be 10.0MPa, and the second heat exchanger 620 supplies to 10.0MPa the second steam Heat is to form 10.0MPa, 565 DEG C of the first steam;
B, 10.0MPa, 565 DEG C of the first steam are controlled into the second steam turbine 120 by the 6th valve 560 and done work, Discharged by the second steam turbine 120, control discharge exhaust steam to be 0.02MPa, 60 DEG C and there is certain moisture content, the second steam turbine The heat transferring medium heating that the 0.02MPa of 120 discharges, 60 DEG C of exhaust steam are warmed by First Heat Exchanger 610, afterwards into first Steam turbine 110 does work, and is discharged by the first steam turbine 110, control discharge exhaust steam be 0.0056MPa, 35 DEG C and with certain wet Content, the 0.0056MPa of the first steam turbine 110 discharge, 35 DEG C of exhaust steam enter in adsorption tower 20 liquid water adsorbed in exhaust steam And gaseous state water vapour, fixed gas and a small amount of steam in exhaust steam are adsorbed the air ejector suction discharge in tower 20;
C, adsorptive liquid water and the gaseous state water vapour in adsorption tower 20 of the dehydrated adsorbent in adsorption tower 20 are aqueous to be formed Adsorbent, and temperature is increased to 120 DEG C, 120 DEG C containing water absorbent enter the first adsorbent tank 410 and the by gravity flowing Two adsorbent tanks 420, the 4th valve 540 is opened, and close the second valve 520 and the 8th valve 580, the second adsorbent tank 420 processes in charging, the 3rd valve 530 is closed, and open the first valve 510 and the 7th valve 570, the first adsorbent storage Tank 410 is in the process of output material, and the part second that the first adsorbent tank 410 is introduced 10.5MPa by the first valve 510 is steamed Vapour, the first adsorbent tank of control 410 are in isopiestic state with adsorbent reactivation tower 30, entered containing water absorbent by gravity flowing Enter adsorbent reactivation tower 30, and regenerated in adsorbent reactivation tower 30 to form dehydrated adsorbent;
Repeat above-mentioned steps a, step b and step c.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect:
1st, the adsorbent in adsorption tower can absorb the moisture of exhaust steam and heating in the first steam turbine, containing water absorbent It is passed through in adsorbent reactivation tower and is dehydrated again, dehydrated adsorbent is passed through in adsorption tower again, is inhaled so as to complete in adsorption tower Attached dose of replacement, so using adsorbent during steam is absorbed the fuel factor of temperature rise to discharge from the first steam turbine it is weary The heat of vapour is effectively utilized;
2nd, by control valve, the first adsorbent tank and the second adsorbent tank is done interruption blocked operation, complete to inhale Attached dose of storage and conveying;
3rd, the first steam is passed through in the second steam turbine and does work and cool, the first steam after cooling can be in the first heat exchange By being exchanged heat with the heat transferring medium of above-mentioned heating to heat up in device, so as to ensure that the heat for entering the first steam in the first steam turbine Amount, and then also ensure that the first steam after heating does work and caused mechanical energy in the first steam turbine is passed through.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (16)

1. a kind of steam turbine synergistic device, it is characterised in that including the first steam turbine (110), the adsorption tower (20) being sequentially communicated With adsorbent reactivation tower (30), the adsorption tower (20) has the first adsorbent entrance (21) and the first adsorbent outlet (22), The adsorbent reactivation tower (30) has the second adsorbent entrance (31) and the second adsorbent outlet (32), the adsorption tower (20) The first adsorbent outlet (22) connected with the second adsorbent entrance (31) of the adsorbent reactivation tower (30), and the absorption The second adsorbent outlet (32) of agent regenerator (30) connects with the first adsorbent entrance (21) of the adsorption tower (20), described The exhaust outlet and first steam turbine (110) that steam turbine synergistic device also includes respectively with the adsorbent reactivation tower (30) connect Logical the second heat exchanger (620).
2. steam turbine synergistic device according to claim 1, it is characterised in that the steam turbine synergistic device also includes dividing Described the first adsorbent outlet (22) and the first adsorbent tank (410) of the second adsorbent entrance (31) are not connected, First adsorbent tank (410) has the first air inlet connected with the exhaust outlet of the adsorbent reactivation tower (30), and The first valve (510) is provided with the pipeline for connecting the exhaust outlet and first air inlet.
3. steam turbine synergistic device according to claim 2, it is characterised in that the steam turbine synergistic device also include with The second adsorbent tank (420) that first adsorbent tank (410) is arranged in parallel, second adsorbent tank (420) The second air inlet connected with the exhaust outlet with the adsorbent reactivation tower (30), connecting the exhaust outlet and described second The second valve (520), first adsorbent tank (410) and first adsorbent outlet are provided with the pipeline of air inlet (22) the 3rd valve (530), and second adsorbent tank (420) and first adsorbent are provided with the pipeline of connection The 4th valve (540) is provided with the pipeline of outlet (22) connection.
4. steam turbine synergistic device according to claim 1, it is characterised in that the steam turbine synergistic device also includes dividing The First Heat Exchanger (610) not connected with second adsorbent outlet (32) and the first adsorbent entrance (21).
5. steam turbine synergistic device according to claim 4, it is characterised in that the exhaust of the First Heat Exchanger (610) Mouth connects with first steam turbine (110).
6. steam turbine synergistic device according to claim 5, it is characterised in that the steam turbine synergistic device also include with The second steam turbine (120) of the air inlet connection of the First Heat Exchanger (610).
7. steam turbine synergistic device according to claim 4, it is characterised in that the adsorbent reactivation tower (30) with it is described The 5th valve (550) is provided with the pipeline of First Heat Exchanger (610) connection.
8. steam turbine synergistic device according to claim 1, it is characterised in that second heat exchanger (620) with it is described The air inlet connection of adsorbent reactivation tower (30).
9. steam turbine synergistic device according to claim 1, it is characterised in that connecting second heat exchanger (620) With being provided with the 6th valve (560) on the pipeline of first steam turbine (110).
10. a kind of synergisting method of steam turbine, it is characterised in that the synergisting method passes through any one of claim 1 to 9 institute The steam turbine synergistic device stated follows the steps below:
S1, the first steam is passed through to the first steam turbine (110), so that the heat energy of first steam is converted to mechanical energy, and The exit of first steam turbine (110) forms exhaust steam;
S2, the exhaust steam is passed through in the adsorption tower (20) with adsorbent, to be absorbed using adsorbent in the exhaust steam Moisture and formed contain water absorbent;
S3, described the adsorbent reactivation will be passed through from the first adsorbent outlet (22) of the adsorption tower (20) containing water absorbent Second adsorbent entrance (31) of tower (30), so that described be dehydrated simultaneously shape containing water absorbent in the adsorbent reactivation tower (30) Into dehydrated adsorbent and the second steam;
S4, the dehydrated adsorbent is passed through the absorption from the second adsorbent outlet (32) of the adsorbent reactivation tower (30) First adsorbent entrance (21) of tower (20), to complete the replacement of adsorbent in the adsorption tower (20).
11. synergisting method according to claim 10, it is characterised in that the adsorbent is silica.
12. synergisting method according to claim 10, it is characterised in that the steam turbine synergistic device is claim 3 Described steam turbine synergistic device, in the step S3, open the first valve (510) and the 4th valve (540), and closing the Two valves (520) and the 3rd valve (530), the water absorbent that contains is set to enter the absorption from the second adsorbent tank (420) In agent regenerator (30), and part second steam is passed through in the first adsorbent tank (410).
13. synergisting method according to claim 10, it is characterised in that the steam turbine synergistic device is claim 5 Described steam turbine synergistic device, after the step S3, the synergisting method also includes:
Part second steam is passed through in First Heat Exchanger (610), so that the First Heat Exchanger (610) heats up.
14. synergisting method according to claim 13, it is characterised in that the steam turbine synergistic device is claim 6 Described steam turbine synergistic device, before the step S1, the synergisting method also includes:
First steam is passed through the second steam turbine (120), so that the heat energy of first steam is converted to mechanical energy;
It will be passed through by the first steam of second steam turbine (120) in the First Heat Exchanger (610), so that first steaming Vapour heats up.
15. synergisting method according to claim 10, it is characterised in that the steam turbine synergistic device is claim 8 Described steam turbine synergistic device, before the step S1, the synergisting method also includes:
External heat source is passed through into the second heat exchanger (620), so that second heat exchanger (620) heats up;
Part second steam is passed through in second heat exchanger (620) and heated, to obtain the first steam, and by described the One steam is passed through in the first steam turbine (110).
16. synergisting method according to claim 15, it is characterised in that the steam turbine synergistic device is claim 9 Described steam turbine synergistic device, in the step S3, the external heat source by second heat exchanger (620) is led to Enter in adsorbent reactivation tower (30), be dehydrated using the external heat source to described containing water absorbent.
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