CN85104354A - Make the apparatus of steam power plants of steam from the former water of saliniferous - Google Patents
Make the apparatus of steam power plants of steam from the former water of saliniferous Download PDFInfo
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- CN85104354A CN85104354A CN85104354.2A CN85104354A CN85104354A CN 85104354 A CN85104354 A CN 85104354A CN 85104354 A CN85104354 A CN 85104354A CN 85104354 A CN85104354 A CN 85104354A
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- Prior art keywords
- water
- steam
- condenser
- expander
- decant
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 239000008399 tap water Substances 0.000 claims abstract description 24
- 235000020679 tap water Nutrition 0.000 claims abstract description 24
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003456 ion exchange resin Substances 0.000 claims abstract description 7
- 229920003303 ion-exchange polymer Polymers 0.000 claims abstract description 7
- 238000007872 degassing Methods 0.000 claims abstract description 3
- 238000002485 combustion reaction Methods 0.000 claims description 25
- 238000000746 purification Methods 0.000 claims description 21
- 239000012267 brine Substances 0.000 claims description 8
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 8
- 239000006200 vaporizer Substances 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 5
- 230000008929 regeneration Effects 0.000 claims description 5
- 238000011069 regeneration method Methods 0.000 claims description 5
- 238000011068 loading method Methods 0.000 claims description 4
- 239000003651 drinking water Substances 0.000 claims description 3
- 230000001007 puffing effect Effects 0.000 claims description 3
- 239000002510 pyrogen Substances 0.000 claims description 3
- 235000012206 bottled water Nutrition 0.000 claims 1
- 239000012809 cooling fluid Substances 0.000 claims 1
- 238000010612 desalination reaction Methods 0.000 claims 1
- 238000007701 flash-distillation Methods 0.000 claims 1
- 239000008213 purified water Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 239000012266 salt solution Substances 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000002912 waste gas Substances 0.000 abstract description 2
- 239000013505 freshwater Substances 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 238000009833 condensation Methods 0.000 description 11
- 230000005494 condensation Effects 0.000 description 11
- 239000013535 sea water Substances 0.000 description 11
- 239000007859 condensation product Substances 0.000 description 9
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 235000002639 sodium chloride Nutrition 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000011033 desalting Methods 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 235000019600 saltiness Nutrition 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
In order when former water is produced the process steam of the steam turbine of rotating band generator (14) (13) from saliniferous, to obtain tap water, will be connected on last a heat exchanger blowdown expander (10) front, that be used for heating the former water of remollescent as vapour generator (5).The phlegma of steam turbine waste vapour flows into a fresh water device for making (18).The salt solution that is refluxed by blowdown expander (10) be used for the regenerating ion exchange resin of an ion-exchanger (4), this ion-exchanger is arranged in former water and prepares pipeline.The waste gas of blowdown expander can be used for degasification, also can be used to heated feed water.
Description
Invention belongs to the field of steam power equipment, and it is used for a kind of construction of equipment, and system can obtain steam from the former water of saliniferous with this equipment.In addition, this equipment also provides such possibility, promptly extracts tap water from former water, and produces electric energy by means of steam.
Known former water prepares the equipment of steam from saliniferous at one, in order to add pyrogen water a series of heat exchanger is installed, a water purification holder is housed in the middle of these heat exchangers, the device that a softening water is arranged in the front of water purification holder, be connected to the decant expander of a band step-down valve behind last heat exchanger that is positioned on the combustion turbine exhaustion pipeline, the steam that produces in the decant expander is introduced into a compressor by the combustion gas wheel drive and also sends into the user subsequently.Separate the salt solution that obtains from the decant expander, its part comes back to the decant expander through terminal heat exchanger, another partly is used to add pyrogen water and water purification, in order to continue to reduce pressure, this is salt solution a plurality of condensers of arranging by echelon of will flowing through partly, and the type of condenser is multistage quick Flash Type equipment.Water of condensation is collected and is introduced in the final phlegma reception tank (German patent DE-OS 3020297) in condenser.Overhead product is relative less in a such equipment, and the steam that is produced is used as process steam and is used, and promptly uses as other materials of heating in chemical industry.In addition, need a large amount of chemical agents for former water softening.
Obtaining the equipment of tap water from former water (seawater) of being familiar with by people, the steam that is generated by steam generator passes through an internal combustion turbine after, is directed to former evaporation of water device as process steam then.The overhead product that generates both can have been processed and obtain tap water, also can be used as the water purification of vaporizer.(German patent DE-OS 3236499; Siemens's energy project ", the 5th phase, nineteen eighty-three supplement, " not having the better energy utilization of thermal power transfer, " 32-38 page or leaf).Utilize a such equipment, can present electric energy to electrical network again when producing tap water, the supply of the electric energy here has deputy significance.
For obtaining tap water by seawater, people know clearly equally, and process steam that those are essential and essential electric energy can obtain from an adjacent thermal power generation field.In the chemical treating process of seawater, need seawater to be softened, and remove sulfate ion by way of parenthesis by means of ion-exchanger.Here need use salt solution and salt solution for regeneration of ion-exchange resin.Salt solution herein comes from salt solution (DE-OS 3243147, and DE-OS 2233524).
Steam power equipment (DE-OS 3020297) from the feature of an aforementioned part with claim 1, task of the present invention is, building a while can produce the equipment that electric energy can be produced a large amount of tap water again, and what of the electric energy of Chan Shenging are irrelevant with the water consumption of admiring that produces here.
In order to solve this task, according to the present invention, a last heat exchanger is made up of a steam generator, and the outlet of its live steam is joined with the internal combustion turbine that has the condenser that connects behind a generator and; The equipment that is used for softening former water is made up of an ion-exchanger, and the device that is used for ion exchange resin regeneration in the ion-exchanger follows the brine outlet of decant expander to join; The vapor outlet port of decant expander links to each other with a physical treatment water purifying device; Connect a device that water of condensation is processed into tap water after being connected on the exit of phlegma of condenser of internal combustion turbine back.
The characteristics of a steam power equipment so at first are, in order to generate the steam that internal combustion turbine uses and to obtain tap water, have utilized same steam generator.Suitable steam generator can be the well-known stove that circles round, and the face of enjoying a double blessing revolves stove, and Shi Misi Hartmann stove or Luo Funa stove are because these stoves can utilize saliniferous water to carry out work.Can make the brinish common salt concn be reduced to 20% by additional concentrating in the decant expander simultaneously.
Contemplated decant expander can be one-level or multistage in circle of the present invention.Under the situation of one-level, the brine outlet of decant expander is through a pump and be connected with pressure loading valve under it.Be equipped with a water purification reservoir between former water and water purifying heat exchanger, recommendablely be, the vapor outlet port of decant expander is linked to each other with a degasifier, this degasifier belongs to the water purification holder, constitutes the water purifying physical processing apparatus.One heat exchanger is arranged between the brine outlet of decant expander and pressure loading valve here, and this heat exchanger is supplied with live steam by steam generator.
In the design of multistage decant expander, can be on purpose constitute according to the mode of multistage rapid evaporation equipment.The condenser of this form design is used as the heat exchanger of water purifying physical treatment, this heat exchanger is the degasifier that water purification is equipped with a machinery, the outlet of the condensation product of multistage decant expander with at the condenser of internal combustion turbine and the condensation product conduit that is used to prepare between the equipment of tap water be connected.
As long as the condensation product that is not all generation in this new equipment can be processed into tap water, we recommend, at condenser be used to prepare condensation product conduit between the equipment of tap water, a T-valve is installed, its 3rd valve port and former water ingress pipe join.In contrast, as should in certain scope, keeping tap water output when the internal combustion turbine partial load run.People can directly be connected the live steam outlet of steam generator through a valve with the inlet of condenser so.
The steam power equipment of utilization manufacturing according to the present invention can generate nearly 10 liters tap water according to every kilowatt-hour of selected fresh air pressure.
The cooling of the internal combustion turbine vent gas that carries out in the condenser that connects behind gas-engine can different modes together be carried out.Under the simplest situation, can make seawater behind former water or the mechanical water purification condenser of flowing through, the part of water of condensation will be processed into drinking-water subsequently here.Condensation also can so be carried out, and is about to condenser as the desalt part of equipment of additional seawater, and their condensation product is guided the tap water preparation equally into and made.This additional seawater desalts to make and also can relate to a multistage quick steaming unit, and its last well heater is again a condenser of internal combustion turbine simultaneously.
In order to utilize the heat of condensation product better, preferably the expansion decompression chamber of multistage rapid evaporation equipment and the condensate outlet of condenser are joined, that additional seawater equipment of desalting can be a VPE equipment (vibration rig), (brochure: " advanced distillation technique DWEC " Fig. 3 of thermal power generation alliance, November nineteen eighty-three), their first vaporizers are again the condensers of internal combustion turbine simultaneously.In order to utilize the heat energy of condensation product better, preferably the next vaporizer of VTE equipment is connected in the outlet of condensation product of first vaporizer.
The embodiment of three steam power equipments that connect is illustrated to graphic formula in Fig. 3 at Fig. 1.
According to Fig. 1, the seawater behind the mechanical water purification is as the former water RW condenser 1 of at first flowing through, and condenser 1 is the discharge gas that is used for the condensation internal combustion turbine.The part of water coolant will be derived from the circulation loop of water coolant.And guide to an ion exchange unit 4 through two heat exchangers 2 and 3, utilize ion-exchanger 4 that hardening thing calcium and magnesium in the seawater are almost all removed.Utilize the heat exchanger 2 and 3 can be the temperature regulation to of former water on the only temperature of ion-exchanger.
Be connected to a water purification holder 6 behind the ion-exchanger 4, the degasifier that water purification holder 6 has steam to drive, water purification is flowed through working shaft 7 and another heat exchanger 8 and is entered steam generator 5 from water purification holder 6.Steam generator 5 usefulness fossil oil or nuclear fuels, or with the waste gas heating of internal combustion turbine.This steam generator can be that for example Schmidt Hartmann stove water purification in the steam generator tube of boiler will be come out by decant, and the water purifying saltiness remains in the admissible numerical value here.Through an evaporative process and the corresponding water droplet sepn process in stove, the live steam FD that comes out from steam generator 5 this fresh steam that almost no longer contains salt is directed to internal combustion turbine 13, and generator 14 is complementary with internal combustion turbine 13.According to the pressure of choosing, internal combustion turbine can single chamber ground or multicellular and is positioned over intermediary moisture ion 15 and joins, and the condensation product of water separator 15 will be recycled in the water purification holder 6.
From the vapour cooler 1 that internal combustion turbine 13 comes out, be condensed, and utilize a condensate pump to pump into drinking-water preparation equipment 18 through T-valve 7, be processed to be tap water TW there.
The subsidiary decant water AW that obtains will guide in the decant expander 10 by dropping valve 9 in steam generator 5, and at this point the steam D of Chan Shenging will be as the driving steam of the degasifier under the water purification holder 6.For same purpose, can utilize the tapping gas that comes from internal combustion turbine equally.
By the puffing of decant water in the decant expander, make bleed further concentrate, and be introduced into heat exchanger 2 that ion-exchanger 4 arrives soon after.The ion exchange resin of ion-exchanger utilizes highly enriched salt water reuse, is moved out subsequently by exhausted salt solution.
As long as the brinish concentration of coming out from the decant expander also is not suitable for concentration that ion exchange resin regeneration is needed, can makes the salt solution that comes out from decant expander 10 utilize pump 11 to fail back and give puffing once more through over-heat-exchanger 12.For reheat heat exchanger 12, can utilize the fresh saturated vapo(u)r of steam generator 5.
In the embodiment shown in Figure 2, the decant expander is made up of the multi-stage condensing device 20 that constitutes according to multistage rapid evaporation DeviceMode, by the decant water that produces in the vaporizer 5 in the decant expander through repeatedly decompressional expansion, the steam that is produced utilizes the condensation in addition of cold water purification, and water of condensation DE is introduced in the condensate pipe between condenser 1 and tap water producing apparatus 18.Spissated decant water also has salt solution to be used as regeneration of ion-exchange resin.In this case, the water purifying process of degassing occurs in an independent degasifier 21 that is arranged in before the multistage decant expander 20, perhaps finishes in the lump in multistage decant expander 20.
As long as when the construction of this equipment, total former current are through the condenser of multistage decant expander 20, can save the outlet of ion-exchanger 4 and the connection between the water purification holder 6, this also can imagine, water purification stream so separately, only make that some water purification is heated in multistage decant expander, other parts are then through water receiver 6 and heat exchanger 8.
Substantial part and the embodiment among Fig. 1 of the embodiment of Fig. 3 are similar, here do not have the steam of this equipment is partly illustrated, its difference is the additional seawater equipment 30 that desalts, and this equipment is made by the mode of known multistage quick steam equipment.Here the condenser 1 of internal combustion turbine is simultaneously again as the whole well heater of multistage quick steam equipment, and multistage in addition rapid evaporation equipment is again owing to well heater 31, and water-softening plant 33 is formed with the primary heater 32 that has single vaporizer.The water of condensation that comes out from condenser 1 is introduced to first underpressure chamber, thereby gets in touch with the process of desalting.The overhead product DE that attaches and produce will guide to tap water producing apparatus 18 by T-valve 17.When this equipment work.Former water RW at first guides to and gives in the well heater, is divided into former current 1 then and supplies with steam power equipment and the multistage rapid evaporation equipment of former moisture flow 2 supplies.
Claims (10)
1, produces the steam power equipment of steam from the former water of saliniferous, in order to add the former water that pyrogen water and purifying treatment are crossed, be provided with a plurality of heat exchangers, the device that a softening former water is arranged between heat exchanger, behind a last heat exchanger, be connected to a decant expander, it has a vapor outlet port and a brine outlet, and brine outlet is connected with a purified water treatment device, it is characterized by:
-last heat exchanger is made up of a steam generator (5), the outlet of its live steam with one have generator (14) with after connect condenser (1) internal combustion turbine (13) be connected,
-the equipment that is used for softening former water is made up of an ion-exchanger (4), and ion-exchanger is used for the device of ion exchange resin regeneration and the brine outlet of decant expander (9,10) joins,
The vapor outlet port of-decant expander links to each other with a water purifying physical processing apparatus (6),
-on the condensate outlet of the condenser that connects behind the internal combustion turbine (1), be connected to a appliance arrangement from the phlegma potable water.
2, according to the steam power equipment of claim 1, the decant expander that has an one-level, the brine outlet of expander links to each other with the pressure loading valve that is attached to expander through a pump, none water purification storing unit between heat exchanger is characterized by: the physical processing apparatus of feedwater has a degasifier that belongs to the holder that feeds water.
3, according to the steam power equipment of claim 2, it is characterized by: between the brine outlet of decant expander (70) and pressure loading valve a heat exchanger (12) is arranged, heat exchanger (12) is supplied with live steam by steam generator (5).
4, according to the steam power equipment of claim 1, it is characterized by: the physical processing apparatus of feedwater is made up of some heat exchangers, its part constitutes the multistage quick flash distillation plant of multistage decant expander (20), here before a water purifying mechanical deaeration device (21) was connected on heat exchanger, the condensate outlet of multi-stage degassing device was connected with the phlegma conduit that is positioned between condenser (1) and the tap water preparation apparatus (18).
5, according to one steam power equipment in the claim 1 to 4, it is characterized by: on the phlegma conduit between condenser (1) and the tap water preparation apparatus (18) three-way valve is housed, second increase of valve mouthful links to each other with former water conduit.
6, according to any one steam power equipment in the claim 1 to 5, it is characterized by: the live steam of steam generator (5) exports and directly links to each other with the inlet of condenser (1) by a valve (16).
7, according to the steam power equipment of claim 1, it is characterized by: former water current are through being connected on the condenser (1) of Ran Qi Lun Fan back.
8, according to the steam power equipment of claim 1, it is characterized by: the condenser (1) that is connected on internal combustion turbine (13) back is formed the part of the attached water desalination device that helps, and its cooling fluid flows into the tap water preparation apparatus equally.
9, steam power equipment according to Claim 8 is characterized by: condenser (1) constitutes the terminal well heater of a multistage quick flashing apparatus, and the puffing chamber of equipment links to each other with the condensate outlet of condenser.
10, steam power equipment according to Claim 8 is characterized by: condenser (1) constitutes first vaporizer of a vibration rig (VTW-equipment), and the vaporizer that connects behind this equipment is connected on the condensate outlet of first vaporizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85104354 CN1010853B (en) | 1984-07-20 | 1985-06-08 | Steam power equipment generating steam from natural water contg. salt |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843427302 DE3427302A1 (en) | 1984-07-20 | 1984-07-20 | Steam power plant for generating steam from salt-containing raw water |
| CN 85104354 CN1010853B (en) | 1984-07-20 | 1985-06-08 | Steam power equipment generating steam from natural water contg. salt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN85104354A true CN85104354A (en) | 1986-12-03 |
| CN1010853B CN1010853B (en) | 1990-12-19 |
Family
ID=25741738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 85104354 Expired CN1010853B (en) | 1984-07-20 | 1985-06-08 | Steam power equipment generating steam from natural water contg. salt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1010853B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003078329A1 (en) * | 2002-03-19 | 2003-09-25 | Maosen Lin | Distrillation electric power generation system |
| CN102510932A (en) * | 2009-09-23 | 2012-06-20 | 西门子公司 | Steam power plant |
-
1985
- 1985-06-08 CN CN 85104354 patent/CN1010853B/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003078329A1 (en) * | 2002-03-19 | 2003-09-25 | Maosen Lin | Distrillation electric power generation system |
| CN102510932A (en) * | 2009-09-23 | 2012-06-20 | 西门子公司 | Steam power plant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1010853B (en) | 1990-12-19 |
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