CN101493032A - Combined cycle of high power diesel engine and circulating one-pump two-stage turbine engine - Google Patents
Combined cycle of high power diesel engine and circulating one-pump two-stage turbine engine Download PDFInfo
- Publication number
- CN101493032A CN101493032A CNA2008100331475A CN200810033147A CN101493032A CN 101493032 A CN101493032 A CN 101493032A CN A2008100331475 A CNA2008100331475 A CN A2008100331475A CN 200810033147 A CN200810033147 A CN 200810033147A CN 101493032 A CN101493032 A CN 101493032A
- Authority
- CN
- China
- Prior art keywords
- pump
- engine
- power
- diesel engine
- expansion chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention relates to a combined cycle of a high-power diesel engine and a circulating two-level turbine engine with one pump. An exhaust pipe of the high-power diesel engine is communicated with the lower end of an expansion chamber shell of the circuiting two-level turbine engine with one pump, a water way of the high-power diesel engine is communicated with a shell heat interchanger which is manufactured in an integrating way with the expansion chamber shell of the circuiting two-level turbine engine with one pump by a hot water distributor route, excess heat of the high-power diesel engine heats up and expands gas inside the expansion room shell and the gas is converted into high grade mechanical energy and is output. With a booster pump wheel adopted, the combined cycle of the high-power diesel engine and the circuiting flow two-level turbine engine with one pump can facilitate gas inside the expansion chamber shell to obtain certain pressure so as to improve efficiency of the turbine engine; with a two-level turbine adopted, the efficiency of the engine can be further improved; in addition, with a planetary power convergence speed increaser adopted, the two-level turbine is provided with self-adaptive ability and the turbine always remains at the state of optimal matching and optimal efficiency.
Description
Affiliated technical field
The present invention relates to high-power diesel engine and circulating one-pump two-stage turbine engine combined cycle.
Background technique
The power station of prior art in order to reduce cost of electricity-generating, generally all adopts high-power diesel engine or gas turbine engine, uses as emergent or peak regulation motor.Although the generating efficiency of internal-combustion engine will be higher than the coal generating efficiency far away,, generally can only use as emergent or peak regulation because internal-combustion engine uses the costliness of fuel.If can improve the internal-combustion engine efficiency of heat engine, if can reduce the cost that internal-combustion engine uses fuel, the cost of electricity-generating in the time of not only can reducing emergent or peak regulation, even also may change power generation characteristics.High-power diesel engine is the highest a kind of power machine of all efficiency of heat engine in the world, and high-power low-speed diesel has reached 50% the thermal efficiency.High-power middle high speed diesel engine has also reached 45% the thermal efficiency.Even if but the power machine of peak efficiency in the world also still has the energy of half, or even the energy that surpasses half wasted, so room for improvement remains very big.
Summary of the invention
The objective of the invention is to provide high-power diesel engine and circulating one-pump two-stage turbine engine combined cycle.
The present invention solves the technological scheme that its technical problem takes: form a high-power diesel engine and circulating one-pump two-stage turbine engine combined cycle with many uniform high-power diesel engines and a circulating one-pump two-stage turbine engine.The outlet pipe of high-power diesel engine is connected with circulating one-pump two-stage turbine engine expansion chamber housing lower end, the water channel of high-power diesel engine by the hot water arterial highway with and the integrally manufactured housing heat exchanger of circulating one-pump two-stage turbine engine expansion chamber housing be connected, the waste heat of high-power diesel engine discharging expands the gas heating in the expansion chamber housing and converts the output of high-grade mechanical energy to.Circulating one-pump two-stage turbine engine is made up of two-stage turbine, two turbine shafts, booster pump wheel and expansion chamber housings.First order turbine is connected with ring gear with booster pump wheel; Second level turbine is connected with planet carrier; Be evenly equipped with three planet wheels on the planet carrier; Ring gear, planet carrier, three planet wheels and sun gear constitute the planetary power speed increaser that confluxes together, and sun gear connects turbogenerator as the conflux output terminal of speed increaser of planetary power.
As to improvement of the technical scheme: adopt the water channel of high-power diesel engine to circulate with the housing heat exchanger and be communicated with by the hot water arterial highway; Adopt outlet pipe to be connected with the expansion chamber circular cylindrical shell with tangent direction; The bell cowling is being set above the booster pump wheel and/or the bell cowling is being set below first order turbine; Adopting two-stage turbine to have two planetary power that opposite input ends of rotating speed and an output terminal be installed with one heart speed increaser that confluxes by one forms power and confluxes; And on the housing of expansion chamber, heat insulation layer is set.
Beneficial effect of the present invention comprises: the used heat of high-power diesel engine can be converted to the output of high-grade mechanical energy.The high-power diesel engine energy that liquid takes away that is cooled is not too many, and the temperature of cooling water neither be very high, but 30～50 ℃ the temperature difference is also arranged, and enough reaches the recycling purpose of low-grade energy motor.The water channel of high-power diesel engine by the hot water arterial highway with and the integrally manufactured housing heat exchanger of circulating one-pump two-stage turbine engine expansion chamber housing circulate and be communicated with, can further improve heat exchange efficiency and using water wisely.Adopt outlet pipe to be connected with the expansion chamber circular cylindrical shell, can make waste gas enter the expansion chamber circular cylindrical shell and waste gas moving direction is consistent with the sense of rotation of booster pump wheel, help turbine and utilize waste gas kinetic energy with tangent direction with tangent direction.
High-power diesel engine participates in the unit of power industry, generally has only one to 20,000 kilowatt, and Zui Da diesel engine can be above 100,000 horsepowers yet in the world.Therefore.Compare with steam turbine, especially compare with the steam turbine of ultra supercritical, will be much smaller.So, realize combined cycle with ten eight diesel engines and a low-grade turbogenerator, not too much for it yet.
The combined cycle that high-power diesel engine and newly-designed serial turbogenerator are formed has five kinds of different structures and compound mode.High-power diesel engine of the present invention and circulating one-pump two-stage turbine engine combined cycle adopt booster pump wheel can make the gas in the expansion chamber housing obtain pressure, thereby improve the efficient of turbogenerator.Adopt two-stage turbine to can further improve the efficient of motor.Thereby adopt the uncanned planetary power speed increaser that confluxes also to make two-stage turbine have adaptive ability to make turbine engine system be in optimum Match and peak efficiency state all the time.
Because the decision of the job specification of low-grade energy turbo motor, its type must be huge, and its power also must reach very big value just can embody its economic value later on.So under the situation of guaranteeing the exhaust energy sufficient supplies, improve the outputting power or the more electric energy of motor, optimal cases is not to resemble to set up more unit the wind-driven generator and finish.But adopt the power that improves single-machine capacity to realize that this kind way may be better.Therefore the high-power output of a kind of special reply adopts the turbogenerator of multi-point equispaced energy-provision way more even better than the turbogenerator of spiral shell shell-type single-point energy-provision way.This kind working form, efficient is higher comparatively speaking, and manufacture cost is lower.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is high-power diesel engine and circulating one-pump two-stage turbine engine combined cycle embodiment's a structure cut-away view.
1. high-power diesel engines among the figure, 2. circulating one-pump two-stage turbine engine, 3. first order turbine, 4. second level turbine, 5. first turbine shaft, 6. second turbine shaft, 7. booster pump wheel, 8. expansion chamber housing, 9. ring gear, 10. planet carrier, 11. planet wheel, 12. sun gears, 13. generators, 14. the bell cowling, 15. air intake framves, 16. outlet pipes, 17. water channel, 18. hot water arterial highways, 19. housing heat exchangers.
Embodiment
In Fig. 1, many high-power diesel engines 1 and circulating one-pump two-stage turbine engine 2 are formed a high-power diesel engine and circulating one-pump two-stage turbine engine combined cycle.Circulating one-pump two-stage turbine engine 2 is made up of first order turbine 3, second level turbine 4, first turbine shaft 5, second turbine shaft 6, booster pump wheel 7 and expansion chamber housing 8.First order turbine 3 is connected with ring gear 9 with booster pump wheel 7; Second level turbine 4 is connected with planet carrier 10; Be evenly equipped with three planet wheels on the planet carrier 10; Ring gear 9, planet carrier 10, three planet wheels 11 and sun gear 12 constitute one together and have two planetary power that opposite input ends of sense of rotation and an output terminal be installed with one heart speed increaser that confluxes.Sun gear 12 connects generator 13 as the conflux output terminal of speed increaser of planetary power.Above the booster pump wheel 7 with below the first order turbine 3 a bell cowling 14 is being set respectively.An air intake frame 15 is contained in the below of expansion chamber housing 8.The outlet pipe 16 of high-power diesel engine 1 is connected with the lower end of the expansion chamber housing 8 of circulating one-pump two-stage turbine engine 2.Expansion chamber housing 8 contains heat insulation layer to reduce heat waste.The water channel 17 of high-power diesel engine 1 by hot water arterial highway 18 with and the integrally manufactured housing heat exchanger 19 of circulating one-pump two-stage turbine engine 2 expansion chamber housings 8 circulate and be communicated with.
Working principle embodiment illustrated in fig. 1 is: the waste gas of high-power diesel engine 1 enters the gas heating expansion that makes in the circulating one-pump two-stage turbine engine 2 expansion chamber housings 8 in the expansion chamber housing 8 and produces potential energy; Simultaneously, the hot water of high-power diesel engine 1 water channel 17 produces potential energy by with 19 heat exchange of housing heat exchanger the gas heating of circulating one-pump two-stage turbine engine 2 expansion chamber inner housings 8 being expanded.These potential energy promote first order turbine 3 and rotate, and drive the booster pump wheel 7 feasible supercharging airs that enter expansion chamber housing 8 from air intake frame 15 by first turbine shaft 5.The air of supercharging produces bigger pressure through waste gas and 19 heating of housing heat exchanger, promotes first order turbine 3 and quickens to rotate.This makes the pressurization of booster pump wheel 7 further strengthen again, forms the snowslide reaction thus, makes turbogenerator 2 reach full power output rapidly.
Here will emphasize: 3 of first order turbines have absorbed the energy acting of a part of expansion, leave energy remaining for second level turbine 4 and continue to absorb acting.3 work parts of first order turbine pass to booster pump wheel 7 by first turbine shaft 5 makes supercharging air; Another part power passes to ring gear 9.Second level turbine 4 passes to planet carrier 10 by second level turbine shaft 6 with power.These two turbines are finished the power back of confluxing and are passed to turbogenerator 20 by sun gear and be converted into electric energy output in planetary power is confluxed speed increaser.The planetary power speed increaser that confluxes also makes turbine engine system be in the high position operation of efficiency curve all the time.Gas rises in a spiral manner in expansion chamber housing 8 and can fully stir, and improves the heat exchange efficiency of gas, also more helps being converted into the outputting power of turbine.
Technical requirements of the present invention is: when two opposite turbines of sense of rotation were 125 rev/mins, the planetary power speed increaser raising speed ratio that confluxes was 6: 1, drove 750 rev/mins 50 hz AC generator connecting in parallel with system generating.
Claims (6)
1. high-power diesel engine and circulating one-pump two-stage turbine engine combined cycle are made up of many uniform high-power diesel engines and a circulating one-pump two-stage turbine engine; The outlet pipe of high-power diesel engine is connected with circulating one-pump two-stage turbine engine expansion chamber housing lower end, and the waste heat of high-power diesel engine discharging expands the gas heating in the expansion chamber and converts the output of high-grade mechanical energy to; Circulating one-pump two-stage turbine engine is made up of two-stage turbine, two turbine shafts, booster pump wheel and expansion chamber housings; First order turbine is connected with ring gear with booster pump wheel; Second level turbine is connected with planet carrier; Be evenly equipped with three planet wheels on the planet carrier; Ring gear, planet carrier, three planet wheels and sun gear constitute the planetary power speed increaser that confluxes together, sun gear connects turbogenerator as the conflux output terminal of speed increaser of planetary power, the water channel that it is characterized in that high-power diesel engine by the hot water arterial highway be connected with the integrally manufactured housing heat exchanger of circulating one-pump two-stage turbine engine expansion chamber housing.
2. combined cycle according to claim 1, the water channel that it is characterized in that high-power diesel engine by the hot water arterial highway with and the integrally manufactured housing heat exchanger of circulating one-pump two-stage turbine engine expansion chamber housing circulate and be communicated with.
3. combined cycle according to claim 1 and 2 is characterized in that outlet pipe is connected with the expansion chamber circular cylindrical shell with tangent direction.
4. combined cycle according to claim 1 and 2 is characterized in that containing a bell cowling above the booster pump wheel and/or contain a bell cowling below first order turbine.
5. combined cycle according to claim 1 and 2 is characterized in that two-stage turbine has two planetary power that opposite input ends of rotary speed direction and an output terminal be installed with one heart speed increaser that confluxes by one and forms power and conflux.
6. combined cycle according to claim 1 and 2 is characterized in that the housing of expansion chamber contains heat insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100331475A CN101493032A (en) | 2008-01-25 | 2008-01-25 | Combined cycle of high power diesel engine and circulating one-pump two-stage turbine engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100331475A CN101493032A (en) | 2008-01-25 | 2008-01-25 | Combined cycle of high power diesel engine and circulating one-pump two-stage turbine engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101493032A true CN101493032A (en) | 2009-07-29 |
Family
ID=40923802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100331475A Pending CN101493032A (en) | 2008-01-25 | 2008-01-25 | Combined cycle of high power diesel engine and circulating one-pump two-stage turbine engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101493032A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609826A (en) * | 2015-10-27 | 2017-05-03 | 熵零控股股份有限公司 | Power transmission unit |
-
2008
- 2008-01-25 CN CNA2008100331475A patent/CN101493032A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609826A (en) * | 2015-10-27 | 2017-05-03 | 熵零控股股份有限公司 | Power transmission unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20120137684A1 (en) | Solar augmented wind turbine for stable & dispatchable utility scale power generation | |
| CN202679157U (en) | Cooling water path structure of motor shell | |
| US20190316846A1 (en) | Waste heat recovery and conversion system and related methods | |
| CN105114266B (en) | Power device using heat pump technology | |
| CN102892976B (en) | A centrifugal compressor | |
| CN101457656A (en) | Double steering turbine type turbine and double steering vane motor | |
| CN202100342U (en) | Hybrid heating power closed type heat extraction cycle heat-engine and power-generating device | |
| CN101493032A (en) | Combined cycle of high power diesel engine and circulating one-pump two-stage turbine engine | |
| CN106703994A (en) | Powertrain system of gas turbine integrated with Rankine cycle | |
| CN101493034A (en) | Combined cycle of high power diesel engine and two-pump two-stage turbine engine | |
| CN114753925A (en) | Electric energy turbine engine | |
| CN101493031A (en) | Combined cycle of high power diesel engine and shunting one-pump two-stage turbine engine | |
| CN209780965U (en) | Three-screw expander | |
| CN101493033A (en) | Combined cycle of high power diesel engine and shunting two-pump two-stage turbine engine | |
| CN101493030A (en) | Combined cycle of high power diesel engine and one-pump one-stage turbine engine | |
| CN101469672A (en) | Yao type low-grade energy turbo generator set | |
| CN102251875A (en) | Mixed thermal force closed type heat extraction cycle heat engine and power generation device | |
| RU2006135400A (en) | METHOD FOR PRODUCING ENERGY BY ITS MULTIPLE TRANSFORMATION WITH A CLOSED WORKING BODY CIRCULATION SCHEME AND DEVICE FOR ITS IMPLEMENTATION | |
| CN105569818B (en) | Engine exhaust gas utilizes device and automobile | |
| CN218717034U (en) | Low-grade flue gas waste heat power generation system | |
| CN101493023A (en) | Combined cycle of steam turbine and yao type V turbine engine | |
| CN203022833U (en) | Efficient internal-circulation engine | |
| CN1105418A (en) | Efficient method for obtaining energy from IC engine, boiler, heat exchange and sun by changing working medium | |
| CN201461010U (en) | Miniature thermal generator set | |
| CN101469678A (en) | Yao type solar turbo generator set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090729 |