CN106014517A - Power station steam turbine waste steam compression and condensation system and method thereof - Google Patents
Power station steam turbine waste steam compression and condensation system and method thereof Download PDFInfo
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- CN106014517A CN106014517A CN201610516180.8A CN201610516180A CN106014517A CN 106014517 A CN106014517 A CN 106014517A CN 201610516180 A CN201610516180 A CN 201610516180A CN 106014517 A CN106014517 A CN 106014517A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K19/00—Regenerating or otherwise treating steam exhausted from steam engine plant
- F01K19/02—Regenerating by compression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D11/00—Feed-water supply not provided for in other main groups
- F22D11/02—Arrangements of feed-water pumps
- F22D11/06—Arrangements of feed-water pumps for returning condensate to boiler
Abstract
The invention discloses a power station steam turbine waste steam compression and condensation system and a method thereof, and applies to a power station. The power station includes boiler equipment; high-temperature and high-pressure steam of the boiler equipment is conveyed to a steam turbine through a main steam pipe for acting to become low-temperature and low-pressure waste steam; the waste steam is directly introduced in a compressor or fan equipment with a compression function through a waste steam pipe; the waste steam exhausted by the steam turbine is totally compressed as liquid water through the compressor or fan equipment; the liquid water can flow back into the boiler equipment for reheating to form the high-temperature and high-pressure steam; and the system circulates like this to continuously perform power generation output. The compressor technology and method are adopted to realize condensation of the waste steam exhausted by the steam turbine of the power station as the liquid water, and the liquid water is input in the boiler for heating to save a lot of energy, so that the power generation efficiency of the power station can be improved; and the energy loss is not as more as a condenser, so that the power generation of the power station is greatly improved.
Description
Technical field
The present invention relates to the technical field of power plant heat energy conversion, particularly relate to a kind of power plant vapour
Turbine exhaust steam compression condensation system and method.
Background technology
We are often able to see thermal power plant and nuclear power plant, have the thickest cement cooling tower
Emitting white vapor, cooling system and cooling tower systems loss of energy, thick cooling tower works,
Every day is by the energy of large losses.Power plant be originally by burning produce thermal energy be electric energy,
Substantial amounts of energy is run away, and is certain to be substantially reduced the generating efficiency in power plant.
Thermal power station, nuclear power station and biomass power generation etc. now, all uses by burning and heating
Water becomes the thermo-mechanical power generation technology of steam, and this mode remains present main force's power generation mode.
Its method is by methods such as combustion heatings, and water is heated as the water vapour of high pressure high temperature,
Pushing turbine and electromotor generate electricity, the exhaust steam that steam turbine acting is discharged, then through condensing
Device and cooling system reduction become liquid water, then flow to boiler and reheat.Water is again by again
Being heated as high temperature and high pressure steam, pushing turbine unit generation does work, and it is weary that steam turbine is discharged
Vapour, then become liquid water by cooling system reduction, so circulate.
Condenser, in condensation process, is the evaporation latent heat will contained in exhaust steam, by water-cooled or
Person uses the technology such as air-cooled, is emitted by the evaporation latent heat contained, it is thus achieved that after condensed water in steam
Being transported to boiler internal by water pump again reheat, in condensation process, generating set will damage
Lose substantial amounts of energy.Thermal power station, the generating efficiency of nuclear power station only has about 35%, the highest the most just
The generating efficiency of about 40%, nearly 60～70% energy loss fall, tail end condenser loss maximum,
About losing nearly the 50% of gross energy, this is a huge energy loss for power plant.
To this end, the designer of the present invention is in view of drawbacks described above, by concentrating on studies and designing,
Comprehensive experience and the achievement being engaged in related industry for a long time for many years, research design goes out a kind of power plant vapour
Turbine exhaust steam compression condensation system and method, to overcome drawbacks described above.
Summary of the invention
It is an object of the invention to provide a kind of temperature of power plant steam turbine exhaust steam compression condensation system and
Its method
For solving the problems referred to above, the invention discloses a kind of temperature of power plant steam turbine exhaust steam compression condensation
System, is applied in power plant, and described power plant comprises water is heated into high temperature and high pressure steam
Boiler plant, the high temperature and high pressure steam of described boiler plant is transported to steamer by main steam line
Machine, thus pass through high temperature and high pressure steam pushing turbine high speed rotating and drive main generator to enter
Row generating output, it is characterised in that:
Also comprise compressor or Fan Equipment, after high temperature and high pressure steam acting, become low-temp low-pressure
Exhaust steam, the temperature of exhaust steam is about 40 DEG C, and pressure about 10Kpa, exhaust steam is passed through in exhaust steam
Pipeline is introduced directly into compressor or has the Fan Equipment of compression function, and by compressor or
The exhaust steam that steam turbine is discharged by person's Fan Equipment is all collapsed into liquid water, and liquid water can reflux
To boiler plant, in boiler plant, liquid water is thermally formed high temperature and high pressure steam again,
High steam pushing turbine high speed rotating also drives gen-set to generate electricity, and steam turbine ejects
Exhaust steam enter compressor or Fan Equipment, after exhaust steam enters compressor or Fan Equipment
Be compacted into liquid water output, return again to boiler and again heat, system so circulate and
Constantly carry out generating output.
Wherein: the liquid water of described compressor or Fan Equipment flows back to boiler by outlet conduit
Equipment, described outlet conduit is additionally provided with discharge pressure control valve, water pump and attached water and processes and set
Standby, described discharge pressure controls valve and is located between compressor or Fan Equipment and water pump, institute
State attached water treatment facilities to be located between water pump and boiler plant.
Wherein: described attached water treatment facilities comprise water filter, with abundant impurity screening, have
Effect improves service life.
Wherein: described compressor or Fan Equipment with the three above compressors worked of set simultaneously or
Person's Fan Equipment, uses frequency conversion speed-adjusting system to link with exhaust steam pipeline pressure, increases standby compression
Machine or Fan Equipment, this makes it possible to accurately control very much the internal pressure of exhaust steam pipeline, increases
The stable operating performance of oil (gas) filling device.
Wherein: increase controlled between described compressor or Fan Equipment and pressure control valve 7
The temperature regulation of controlling the water circulation temperature controls water tank equipment, and it controls output water temperature degree and takes the photograph less than 100
Family name's degree, ensures that compressor works in fully controllable scope, the most also ensures generating set
Safety, it is possible to be greatly improved the safe and stable operation of system.
Wherein: the regulation of described temperature controls water tank equipment and uses cooling water temperature to carry out regulating tank temperature
The cold end of degree or employing heat-pump apparatus is reduced water tank initial temperature and hot junction is by end water temperature
Improve, so can improve the utilization rate of heat energy, it is possible to increase the overall generating efficiency in power plant.
Also disclose a kind of temperature of power plant steam turbine exhaust steam compression condensation method, use as above
Condenser system, it is characterised in that the method comprises:
(1) liquid water is heated to be high temperature and high pressure steam by the boiler plant in power plant, by master
Jet chimney is transported to steam turbine, pushing turbine high speed rotating and drive main generator to carry out
Generating output；
(2) becoming the exhaust steam of low-temp low-pressure after high temperature and high pressure steam acting, the temperature of exhaust steam is
About 40 DEG C, pressure about 10Kpa, exhaust steam by exhaust steam pipeline be introduced directly into compressor or
Fan Equipment, uses compression method to realize the condensation of exhaust steam in steam turbine, and exhaust steam in steam turbine enters
After compressor, along with the increase of pressure, exhaust steam is compacted into liquid water, and evaporation latent heat is pressed
Indentation enters in liquid water, and coolant-temperature gage will be enhanced；
(3) liquid water is transmitted back to boiler plant and heats, again with heat engine principle, and will
Water is heated as high temperature and high pressure steam and generates electricity.
Wherein: compressor or Fan Equipment use the three above compressors simultaneously worked of set or
Fan Equipment, uses frequency conversion speed-adjusting system to link with exhaust steam pipeline pressure, it is possible to the most accurately to control
The internal pressure of exhaust steam pipeline processed, increases the stable operating performance of equipment, even if be currently running
Compressor or Fan Equipment break down suddenly, also do not interfere with the operation that unit is overall.
Wherein: temperature of power plant steam turbine exhaust steam uses compression method to realize condensation liquefaction becomes liquid
Water, this technology can use disclosed all compress techniques and undocumented compress technique,
Including all blower fan technology with compression function and relevant Fan Equipment etc..
Wherein: power plant exhaust steam is compressed and has the Fan Equipment of compression function and relevant auxiliary
Technology, and water process and temperature control etc. technology.
By said structure, the temperature of power plant steam turbine exhaust steam compression condensation system of the present invention and
Its method has the effect that
1, it is to use Compressor Technology and method, realizes the exhaust steam that temperature of power plant steam turbine is discharged
Condensation becomes liquid water.By compress technique, power plant exhaust steam is compressed, is allowed to condensation and becomes
Become liquid water.In compression process, the evaporation latent heat in steam is compressed in liquid water,
So compressor output water temperature can uprise, then input boiler heating will save a lot of energy,
Therefore the generating efficiency in power plant can be enhanced.Compressor at work, does not has condenser such
Substantial amounts of energy loss, so being greatly improved the generating efficiency in power plant.
2, currently all thermal power plant, nuclear power station, biomass power plant, be substantially and adopt
Realize steam become water by water condenser and air-cooled condenser method.But the whole world does not the most also have
There are a power plant and associated mechanisms, use Compressor Technology with method, temperature of power plant steam turbine is defeated
The exhaust steam gone out, carries out quick compression condensation.Compression method is used to carry out exhaust steam in steam turbine condensation,
Work process does not have big energy run off, it is possible to the entirety significantly improving power plant is sent out
Electrical efficiency.This technical method, changes power plant for the traditional condensation technology of exhaust steam in steam turbine,
By water condenser and air-cooled condenser, it is changed to more efficient, more energy-conservation compressor condensation.
The detailed content of the present invention can be obtained by explanation described later and institute's accompanying drawing.
Accompanying drawing explanation
Fig. 1 shows the structure chart of the temperature of power plant steam turbine exhaust steam compression condensation system of the present invention.
Reference:
1, boiler plant；2, main steam line；3, steam turbine；4, main generator；5、
Exhaust steam pipeline；6, compressor or Fan Equipment；7, discharge pressure controls valve；8, go out
Waterpipe；9, pump equipment；10, attached water treatment facilities；11, temperature regulation controls water
Case equipment.
Detailed description of the invention
See Fig. 1, it is shown that the temperature of power plant steam turbine exhaust steam compression condensation system and method for the present invention.
Described temperature of power plant steam turbine exhaust steam compression condensation system is applied in power plant, including firepower
Power plant, nuclear power station, biomass power plant etc. utilize heat engine principle, and water is heated as high temperature
High steam generates electricity, and this power plant generally comprises and water is heated into high temperature and high pressure steam
Boiler plant 1, the high temperature and high pressure steam of described boiler plant 1 is carried by main steam line 2
To steam turbine 3, thus pass through high temperature and high pressure steam pushing turbine 3 high speed rotating and drive
Main generator 4 carries out generating output.
Wherein, after the high temperature and high pressure steam acting of pushing turbine 3 high speed rotating, low temperature is become
The exhaust steam of low pressure, the temperature of exhaust steam is about 40 DEG C, and pressure about 10Kpa, exhaust steam is passed through
Exhaust steam pipeline 5 is discharged, and the present invention focuses on, and the exhaust steam that steam turbine 3 ejects is passed through
Exhaust steam pipeline 5 is introduced directly into compressor or the Fan Equipment 6 with compression function, and passes through
The exhaust steam that steam turbine is discharged all is collapsed into liquid water, liquid by compressor or Fan Equipment 6
Body water can be back in boiler plant 1, and in boiler plant 1, liquid water is thermally formed again
High temperature and high pressure steam, high steam pushing turbine high speed rotating also drives gen-set to send out
Electricity, the exhaust steam that steam turbine ejects enters compressor or Fan Equipment, when exhaust steam enters compression
It is compacted into liquid water output after machine or Fan Equipment, returns again to boiler and again add
Heat, system so circulates and constantly carries out generating output.
Wherein, the liquid water of described compressor or Fan Equipment 6 is flowed back to by outlet conduit 8
Boiler plant 1, for guaranteeing the liquid water quality of backflow, described outlet conduit 8 is additionally provided with water outlet
The equipment such as pressure control valve 7, water pump 9 and attached water treatment facilities 10, described water outlet pressure
Force control valve door 7 is located between compressor or Fan Equipment 6 and water pump 9, described attached water
Processing equipment 10 is located between water pump 9 and boiler plant 1.
Wherein, also can increase between described compressor or Fan Equipment 6 and pressure control valve 7
The temperature regulation adding controlling water temperature degree controls water tank equipment 11, and it controls output water temperature degree not
More than 100 degrees Celsius, increasing this equipment is that protection compressor works in controlled range,
Because coolant-temperature gage is compressed after reaching and exceeding 100 degrees Celsius again, need to pay the biggest merit
Rate and pressure, be on the one hand that compressor load is too big, and uncontrollable, another one is to need to disappear
Consume substantial amounts of energy and compressor power, control bad whole generating set is had serious shadow
Ring, so a temperature regulation have to be increased control water tank equipment 11, ensure that compressor exists
Work in fully controllable scope, also ensures the safety of generating set simultaneously.45 DEG C of steam
Saturation pressure about 0.01Mpa (about 0.1 kilogram of pressure), the saturation pressure of 80 DEG C of steam is about
0.05Mpa (about 0.5 kilogram of pressure)；The saturation pressure of 99 DEG C of steam about 0.1Mpa (about 1
Kilogram pressure)；The saturation pressure of 120 DEG C of steam about 0.2Mpa (about 2 kilograms of pressures)；Temperature is more
Pressure and power that height is paid are the biggest, set so a temperature regulation control water tank have to be increased
Standby 11, preferably compressor exit temperature is controlled 90～95 DEG C of scopes, do so i.e. economy,
The safe and stable operation of system can be greatly improved again.It is embodied as using following two side
Method: first method is that simple cooling water temperature carrys out regulating tank temperature.Second method is
Using heat-pump apparatus, water tank initial temperature is reduced by the cold end of heat pump, and end water temperature is carried by hot junction again
Height, so can improve the utilization rate of heat energy, it is possible to increase the overall generating efficiency in power plant.
Wherein, described attached water treatment facilities 10 can comprise water filter, miscellaneous fully to filter
Matter, is effectively improved service life.
Wherein, can more safety and stable operation, the compression of the present invention for generating set
Machine or Fan Equipment 6 can use the compressor or Fan Equipment that more than three sets work simultaneously,
Use frequency conversion speed-adjusting system to link with exhaust steam pipeline pressure, increase stand-by compressor or blower fan sets
Standby, this makes it possible to accurately control very much the internal pressure of exhaust steam pipeline, increase stablizing of equipment
Runnability, even if the compressor being currently running or Fan Equipment break down suddenly, the most not
Influence whether the operation that unit is overall.Stand-by compressor or Fan Equipment also are able to very simultaneously
Put into operation rapidly, fully demonstrate the superiority of compression condensation technology.
The generating efficiency of present biomass power plant, thermal power plant and nuclear power station only has 35%
Left and right, the highest generating efficiency being also merely able to reach about 40%, the condenser system in power plant
It is the main cause causing plant efficiency low with cooling system.Condenser of power plant and cooling
System not only construction cost is high, also takes up substantial amounts of soil, simultaneously because big energy is by cold
But system run off, so the generating efficiency in power plant be merely able to reach about 35%, nearly 60～
The energy of 70% is lost, and wherein cooling system runs off maximum.It is reported, power plant cold
But system, runs off and the energy that loses reaches nearly about 50%.
Water is 100 degrees Celsius at the boiling point that a standard atmosphere is depressed, and the temperature of exhaust steam is only
40 degrees centigrade, exhaust steam is in compression process, and evaporation latent heat is directly compressed entrance liquid
In water, the temperature of liquid water will increase.This electricity generation system uses compressor or blower fan
The exhaust steam that steam turbine is ejected by equipment, is directly compressible into returning boiler into liquid water and reheats,
Do not need cooling system, there is no the substantial amounts of energy loss of cooling system, the generating in power plant
Efficiency to improve a lot naturally, and through the transformation of this patented technology, plant efficiency will at least carry
High 20～about 30.
Along with the raising of generator sets in power plant efficiency, the economic profit in power plant also will be greatly improved
Profit and the coal-fired standard of reduction, reduce air environmental pollution, reduce the power plant thermal pollution to environment,
Reduce greenhouse effect etc., all will have certain contribution and effect.
Present invention also offers a kind of temperature of power plant steam turbine exhaust steam compression condensation method, use as above
Described condenser system, the method comprises:
1, liquid water is heated to be high temperature and high pressure steam by the boiler plant in power plant, by main steaming
Steam pipe road is transported to steam turbine, pushing turbine high speed rotating and drive main generator to carry out sending out
Electricity output；
2, becoming the exhaust steam of low-temp low-pressure after high temperature and high pressure steam acting, the temperature of exhaust steam is
About 40 DEG C, pressure about 10Kpa, exhaust steam by exhaust steam pipeline be introduced directly into compressor or
Fan Equipment, uses compression method to realize the condensation of exhaust steam in steam turbine, and exhaust steam in steam turbine enters
After compressor, along with the increase of pressure, exhaust steam is compacted into liquid water, and evaporation latent heat is pressed
Indentation enters in liquid water, and coolant-temperature gage will be enhanced；
3, liquid water is transmitted back to boiler plant and heats, again with heat engine principle, by water
It is heated as high temperature and high pressure steam to generate electricity；
4, compressor or Fan Equipment can use compressor that more than three sets work simultaneously or
Fan Equipment, uses frequency conversion speed-adjusting system to link with exhaust steam pipeline pressure, it is possible to the most accurately to control
The internal pressure of exhaust steam pipeline processed, increases the stable operating performance of equipment, even if be currently running
Compressor or Fan Equipment break down suddenly, also do not interfere with the operation that unit is overall.
As can be seen here, it is an advantage of the current invention that:
1, owing to there is no the investment of condenser and cooling system, it is substantially reduced power plant and builds into
This.
2, there is no cooling tower systems and air cooling system, power plant land seizure will be greatly reduced.
3, in exhaust steam, evaporation latent heat is compressed in liquid water, system without a large amount of heat loss,
Generating set efficiency also will be greatly improved, and will be greatly improved power plant economic profit simultaneously.
4, due to the raising of generating set efficiency, fire coal and atmospheric environment will largely be reduced
Pollute, also will greatly reduce the power plant thermal pollution to surrounding enviroment simultaneously, reduce greenhouse effect
Answering etc. the most all will have certain contribution and effect.
5, condenser and cooling system are the most equipment of power plant failure rate and system, this
Bright patent uses compressor or Fan Equipment directly exhaust steam to be collapsed into liquid water and flow to
Boiler, be easiest to break down by power plant and the condenser of inefficiency and cooling system whole
All save.Not only structure is simpler, generating efficiency is also greatly improved, simultaneously generating set
Fault rate also will significantly be reduced, and maintenance of power plant equipments also will significantly reduce.Compare
The condenser in power plant and cooling system, present Compressor Technology simple in construction, fault rate is also
The lowest.
6, exhaust steam in steam turbine temperature and pressure is easy to control, adjusting water outlet pressure control valve and
Compressor or Fan Equipment rotating speed, it becomes possible to regulation compressor output pressure and defeated very easily
Enter pressure, i.e. control and regulate exhaust steam discharge pressure and the exhaust steam temperature of exhaust steam pipeline and steam turbine
Degree, convenient control steam turbine operating mode.In order to generating set can more safety and stable operation,
This technology can use the above compressor of three sets or Fan Equipment to work simultaneously, uses frequency conversion
Governing system links with exhaust steam pipeline pressure, increases stand-by compressor or Fan Equipment, so
Just can accurately control very much the internal pressure of exhaust steam pipeline, increase the stable operation of equipment
Can, even if the compressor being currently running or Fan Equipment break down suddenly, do not interfere with yet
To the operation that unit is overall.Stand-by compressor or Fan Equipment also are able to very fast simultaneously
Put into operation, fully demonstrate the superiority of compression condensation technology.
It is readily apparent that above description and record are only to illustrate rather than in order to limit this
Disclosure of the invention content, apply or use.Although describing the most in an embodiment and attached
Figure describes embodiment, but the present invention is not intended to by accompanying drawing example and describes in an embodiment
As it is now recognized that optimal mode to implement specific examples of the present invention, the scope of the present invention will bag
Include any embodiment of description and appended claims.
Claims (10)
1. a temperature of power plant steam turbine exhaust steam compression condensation system, is applied in power plant, described
Power plant comprises the boiler plant that water is heated into high temperature and high pressure steam, the height of described boiler plant
Temperature high steam is transported to steam turbine by main steam line, thus is pushed away by high temperature and high pressure steam
Dynamic steam turbine high speed rotates and drives main generator to carry out generating output, it is characterised in that:
Also comprise compressor or Fan Equipment, after high temperature and high pressure steam acting, become low-temp low-pressure
Exhaust steam, the temperature of exhaust steam is about 40 DEG C, and pressure about 10Kpa, exhaust steam is passed through in exhaust steam
Pipeline is introduced directly into compressor or has the Fan Equipment of compression function, and by compressor or
The exhaust steam that steam turbine is discharged by person's Fan Equipment is all collapsed into liquid water, and liquid water can reflux
To boiler plant, in boiler plant, liquid water is thermally formed high temperature and high pressure steam again,
High steam pushing turbine high speed rotating also drives gen-set to generate electricity, and steam turbine ejects
Exhaust steam enter compressor or Fan Equipment, after exhaust steam enters compressor or Fan Equipment
Be compacted into liquid water output, return again to boiler and again heat, system so circulate and
Constantly carry out generating output.
2. temperature of power plant steam turbine exhaust steam compression condensation system as claimed in claim 1, it is special
Levy and be: the liquid water of described compressor or Fan Equipment flows back to boiler by outlet conduit and sets
Standby, described outlet conduit is additionally provided with temperature regulation control water tank equipment, discharge pressure controls valve,
Water pump and attached water treatment facilities, described temperature regulation control water tank equipment be located at compressor or
Blower fan and discharge pressure control between valve, and described discharge pressure controls valve and is located at temperature regulation
Controlling between water tank equipment and water pump, described attached water treatment facilities are located at water pump and boiler plant
Between.
3. temperature of power plant steam turbine exhaust steam compression condensation system as claimed in claim 2, it is special
Levy and be: described attached water treatment facilities comprise water filter, with abundant impurity screening, effectively
Improve service life.
4. temperature of power plant steam turbine exhaust steam compression condensation system as claimed in claim 1, it is special
Levy and be: described compressor or the Fan Equipment three above compressors simultaneously worked of set or
Fan Equipment, uses frequency conversion speed-adjusting system to link with exhaust steam pipeline pressure, increases stand-by compressor
Or Fan Equipment, this makes it possible to accurately control very much the internal pressure of exhaust steam pipeline, increase
The stable operating performance of equipment.
5. temperature of power plant steam turbine exhaust steam compression condensation system as claimed in claim 2, it is special
Levy and be: increase between described compressor or Fan Equipment and pressure control valve 7 and can control
The temperature regulation of coolant-temperature gage controls water tank equipment, and it is Celsius less than 100 that it controls output water temperature degree
Degree, ensures that compressor works in fully controllable scope, also ensures the peace of generating set simultaneously
Entirely, it is possible to be greatly improved the safe and stable operation of system.
6. temperature of power plant steam turbine exhaust steam compression condensation system as claimed in claim 5, it is special
Levy and be: the regulation of described temperature controls water tank equipment and uses cooling water temperature to carry out regulating tank temperature
Or use the cold end of heat-pump apparatus the reduction of water tank initial temperature and hot junction end water temperature to be carried
Height, so can improve the utilization rate of heat energy, it is possible to increase the overall generating efficiency in power plant.
7. a temperature of power plant steam turbine exhaust steam compression condensation method, uses such as claim 1-6
In arbitrary described condenser system, it is characterised in that the method comprises:
(1) liquid water is heated to be high temperature and high pressure steam by the boiler plant in power plant, by master
Jet chimney is transported to steam turbine, pushing turbine high speed rotating and drive main generator to carry out
Generating output；
(2) becoming the exhaust steam of low-temp low-pressure after high temperature and high pressure steam acting, the temperature of exhaust steam is
About 40 DEG C, pressure about 10Kpa, exhaust steam by exhaust steam pipeline be introduced directly into compressor or
There is the Fan Equipment of compression function, use compression method to realize the condensation of exhaust steam in steam turbine,
After exhaust steam in steam turbine enters blower fan and compressor, along with the increase of pressure, exhaust steam is compacted into
Liquid water, evaporation latent heat is compressed in liquid water, and coolant-temperature gage will be enhanced；
(3) liquid water is transmitted back to boiler plant and heats, again with heat engine principle, and will
Water is heated as high temperature and high pressure steam and generates electricity.
8. temperature of power plant steam turbine exhaust steam compression condensation method as claimed in claim 7, it is special
Levy and be: compressor or Fan Equipment use the three above compressor simultaneously worked of set or wind
Machine equipment, uses frequency conversion speed-adjusting system to link with exhaust steam pipeline pressure, it is possible to accurately control very much
The internal pressure of exhaust steam pipeline, increases the stable operating performance of equipment, though the pressure being currently running
Contracting machine or Fan Equipment break down suddenly, also do not interfere with the operation that unit is overall.
9. temperature of power plant steam turbine exhaust steam compression condensation method as claimed in claim 7, it is special
Levy and be: temperature of power plant steam turbine exhaust steam uses compression method to realize condensation liquefaction becomes liquid water,
This technology can use disclosed all compress techniques and undocumented compress technique, including
All blower fan technology with compression function and relevant Fan Equipment etc..
10. temperature of power plant steam turbine exhaust steam compression condensation method as claimed in claim 7, it is special
Levy and be: power plant exhaust steam is compressed and has the Fan Equipment of compression function and relevant auxiliary skill
Art, and water process and temperature control etc. correlation technique.
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| Application Number | Priority Date | Filing Date | Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230193792A1 (en) * | 2021-12-22 | 2023-06-22 | Charles Tuckey | Closed loop steam engine assembly with feedback features and method of operation |
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| CN102022144A (en) * | 2010-11-12 | 2011-04-20 | 华北电力大学（保定） | Thermal power generation system with function of exhaust steam recovery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20230193792A1 (en) * | 2021-12-22 | 2023-06-22 | Charles Tuckey | Closed loop steam engine assembly with feedback features and method of operation |
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Application publication date: 20161012 |