CN203239458U - Turbine rotor type stirling engine - Google Patents
Turbine rotor type stirling engine Download PDFInfo
- Publication number
- CN203239458U CN203239458U CN 201320241777 CN201320241777U CN203239458U CN 203239458 U CN203239458 U CN 203239458U CN 201320241777 CN201320241777 CN 201320241777 CN 201320241777 U CN201320241777 U CN 201320241777U CN 203239458 U CN203239458 U CN 203239458U
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- turbine
- stirling engine
- high pressure
- power turbine
- turbine rotor
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Abstract
The utility model discloses a turbine rotor type stirling engine, which is composed of three core components, namely an air distribution chamber, a power turbine and a high pressure air storage tank, wherein the air distribution chamber and the power turbine are communicated with each other through arrangement of a front air passage; the power turbine and the high pressure air storage tank are communicated with each other through arrangement of a rear air passage; the whole structure formed by the components is totally sealed and isolated from the outside; the whole structure is filled with high pressure working medium air; hydrogen, nitrogen, helium, air or the like can be used as the working medium air. The technical features make distinctions between the turbine rotor type stirling engine and a conventional stirling engine; the turbine rotor type stirling engine uses the power turbine instead of relatively sliding seal parts such as a piston and an air cylinder; the efficiency is high and the reliability is high; the use of reciprocating or vibrating components is avoided, so that a mute effect is good; the turbine rotor type stirling engine can be applied to solar power generation in cities or an SE-AIP system.
Description
Technical field
The utility model relates to a kind of Stirling engine of brand new ideas, is specifically related to higher, the quiet performance of a kind of reliability better, can be applicable to the turbine rotor formula Stirling engine in city solar electrical energy generation and the SE-AIP system.
Background technique
Stirling engine is to be invented in 1816 by human relations Guo's pastor Luo Bate Stirling (RobertstirIing), so called after " Stirling engine ".Stirling engine is a kind of circulation piston type heat engine of closing, and the meaning of closing circulation is that Working medium gas is kept in the cylinder always, by setting the conversion of hot-cool environment, makes its circular work of expanding with heat and contract with cold.This is a kind of outer combustion-ing engine.
The advantage of Stirling engine is: it does not have the quick-fried acting problem of shake of traditional combustion engine, thereby has realized high efficiency, low noise, the low pollution and low operating cost (with the contrast of internal-combustion engine).Can utilize solar energy, underground heat, chemical energy, nuclear energy equal energy source to make its operation, and the ambient temperature of equipment is lower, generating efficiency is higher, also has, and power and the efficient of its output are not affected by altitude.
The shortcoming of Stirling engine is: traditional Stirling engine is the piston type reciprocating engine, the sealing area that dynamic seal (packing) part in its cylinder slides is large, cylinder and each obturator bear High Temperature High Pressure, so, lubricated between cylinder and each obturator often go wrong and the fretting wear problem also more outstanding, cause the stability of motor and reliability decrease, maintenance frequent.Also have, can produce vibrating noise when the piston of reciprocating engine moves reciprocatingly.
Summary of the invention
The purpose of this utility model, be to overcome the deficiencies in the prior art, provide a kind of scientific structure, structure rationally, do not have piston and cylinder etc. to make the obturator of relative sliding, the substitute is power turbine, during use, its efficient is high, reliability is higher, and quiet performance is better, can be applicable to the turbine rotor formula Stirling engine in city solar electrical energy generation and the SE-AIP system.
To achieve these goals, " the turbine rotor formula Stirling engine " that the utility model provides is comprised of gas distributing chamber, power turbine, this three large core component of high pressure tank, by a front air flue is set gas distributing chamber is communicated with power turbine, one rear air flue is set makes power turbine communicate with high pressure tank, the a whole set of structure that above each member forms is totally enclosed, be hedged off from the outer world, its inside has been full of the Working medium gas of high pressure, and Working medium gas can be hydrogen, nitrogen, helium or air etc.
Described gas distributing chamber is made of jointly the semicolumn body heat chamber that is positioned at motor head and the cold chamber of corresponding with it semicylinder, there is its shell in this heat, cold chamber, instant heating chamber enclosure and cold chamber enclosure, be provided with insulating pad layer between them, the air distribution center axle in the gas distributing chamber has supported distribution half wheel.
Described power turbine is by the supporting of turbine central shaft, and power turbine is provided with numerous turbine blades; The front end of power turbine shell communicates with cold chamber enclosure by front air flue, and the rear end of power turbine shell communicates with the front end of high pressure tank by rear air flue.
Its end of described high pressure tank is provided with a gas charging valve.
Described on the air distribution center axle, an end is provided with distribution half wheel, and the other end is provided with the distribution driven gear.
Described on the turbine central shaft, an end is provided with motor (current collection moves with electricity generate function in the motor of one) and flywheel, and the other end is provided with power turbine and power gear.
The interlock of described turbine central shaft and air distribution center axle is: in the middle of power gear and distribution driven gear a driving pinion is set, can makes its two-axle interlocking.
Different from the Stirling engine of prior art; the utility model " turbine rotor formula Stirling engine " does not arrange the obturator that piston and cylinder etc. are done relative sliding; the substitute is power turbine; this power turbine is centrifugal turbine; after reaching certain rotating speed and centrifugal pressure; higher efficient is arranged; of the present utility model simple in structure; 50% component have been reduced than reciprocating type Stirling engine; greatly reduce the cost of motor; and, having prolonged maintenance period and the working life of motor, the technology of reciprocating type its sealing of Stirling engine of prior art and lubrication technology require high; complex structure; when operation, as long as one of them part is out of order, also may cause shutting down maintenance.Under identical ambient conditions and functional requirement, the utility model " turbine rotor formula Stirling engine ", with simple sealing and lubrication technology just can accomplish that the former height is paid, behind the high request, the getable effect of, and stability is better, and reliability is higher, do not have reciprocating parts, quiet performance is better." running speed of turbine rotor formula Stirling engine is higher; rotating speed reaches as high as 13000 and turns; it is comprised of gas distributing chamber, power turbine, this three large core component of high pressure tank; the overall structure that above each member forms is totally enclosed; be hedged off from the outer world, and its inside has been full of the Working medium gas of high pressure, and (pressure is that 5Mpa～20Mpa) Working medium gas can be hydrogen, nitrogen, helium or air etc. for the utility model.It is like this operation, heat hot chamber enclosure (being heated to about 700 ℃), starting distribution half wheel rotates, working medium pressurized gas in the driving gas distributing chamber are in warm, motion in the cold chamber, make its expanded by heating, meet cold compression, when when gases are heated, they expand, blade by front air flue dynamic impact problem turbine, make it high speed rotating, then, through after air flue enter high pressure tank and do further cooling, compression, save up strength (original just as " pneumatic spring " that elastic force is pure in the high pressure tank), when the gas in the gas distributing chamber is met cold compression, high-pressure working medium gas in the high pressure tank can surgingly rebound, the cold air of bounce-back is by the blade of rear air flue dynamic impact problem turbine, and the sense of rotation that makes it to keep original continues to do high speed rotating, then, return gas distributing chamber's heating through front air flue, carry out repeatedly such cyclic process.The utility model " turbine rotor formula Stirling engine " has remarkable quiet performance, the structure that reliability is high, can use principle technology of the present utility model, further in-depth is in the SE-AIP system, with numerous such power units, each power unit is 60kw, adopts the mode of module combinations to go to construct by demand.In addition, the utility model also may be used on field of solar thermal power generation, and the occasion that is particularly suitable for restriction noise in the city is used.Aspect economic benefit: make comparisons with traditional photovoltaic generation, more outstanding advantage of the present utility model, make comparisons with the solar electricity generation field of two identical scales with regard to hypothesis, use the solar electrical energy generation yarn system of the utility model " turbine rotor formula Stirling engine " technology, its cost of electricity-generating only has about 1/7 of photovoltaic system cost of electricity-generating, and pure transformation efficiency doubles above than photovoltaic generation.
Description of drawings
Fig. 1 is the partial sectional view of an embodiment of the utility model " turbine rotor formula Stirling engine ";
Fig. 2 is the transmission system schematic diagram of an embodiment of the utility model " turbine rotor formula Stirling engine ";
Among Fig. 1,2, air flue, the hot chamber enclosure of 11-, 12-insulating pad layer, 13-distribution half wheel, 14-air distribution center axle, 15-distribution driven gear, the cold chamber enclosure of 16-, 21-turbine central shaft, 22-turbine blade, 23-flywheel, 24-motor, 25-power gear, 26-power turbine shell, 31-gas charging valve, 61-driving pinion behind 1-gas distributing chamber, 2-power turbine, 3-high pressure tank, the front air flue of 4-, the 5-.
Embodiment
" turbine rotor formula Stirling engine " shown in Figure 1 is by gas distributing chamber 1, power turbine 2, high pressure tank 3, this three large core component forms, by a front air flue 4 is set gas distributing chamber 1 is communicated with power turbine 2, one rear air flue 5 is set makes power turbine 2 communicate with high pressure tank 3, the a whole set of structure that above each member forms is totally enclosed, be hedged off from the outer world, its inside has been full of high-pressure helium.
Gas distributing chamber 1 is made of jointly the semicolumn body heat chamber that is positioned at motor head and the cold chamber of corresponding with it semicylinder, there is its shell in this heat, cold chamber, instant heating chamber enclosure 11 and cold chamber enclosure 16, be provided with insulating pad layer 12 between them, the air distribution center axle 14 in the gas distributing chamber 1 has supported distribution and has partly taken turns 13.
High pressure tank 3 its ends are provided with a gas charging valve 31.
The transmission system schematic diagram of " turbine rotor formula Stirling engine " shown in Figure 2: an end of its air distribution center axle 14 is provided with distribution and partly takes turns 13, and the other end is provided with distribution driven gear 15.
One end of turbine central shaft 21 is provided with motor 24 and flywheel 23, and the other end is provided with power turbine 2 and power gear 25.
Turbine central shaft 21 with the interlock of air distribution center axle 14 is: in the middle of power gear 25 and distribution driven gear 15 driving pinion 61 is set, can makes its two-axle interlocking.
The working principle summary:
During work, heat hot chamber enclosure 11, be heated to about 700 ℃, starting electrical machinery 24, drive power gear 25 rotations for turbine central shaft 21 power is provided, power gear 25 drives driving pinion 61 and distribution driven gear 15 rotates, simultaneously, 13 rotations are partly taken turns in the distribution that the air distribution center axle 14 of supporting distribution driven gear 15 also drives in the gas distributing chamber 1 synchronously, distribution in the gas distributing chamber 1 is partly taken turns 13 and is driven high-pressure helium in heat, motion in the cold chamber, make its expanded by heating, meet cold compression, when when gases are heated, they expand, turbine blade 22 by front air flue 4 dynamic impact problem turbines 2, make power turbine 2 high speed rotating, then, through after air flue 5 enter high pressure tank 3 and do further cooling, compression, (high pressure tank 3 is interior just as " pneumatic spring " that elastic force is pure) saves up strength, when the gas in the gas distributing chamber 1 is met cold compression, high-pressure helium in the high pressure tank 3 can surgingly rebound, the cold air of bounce-back is by the turbine blade 22 of rear air flue 5 dynamic impact problem turbines 2, make power turbine 2 keep original sense of rotation to continue to do high speed rotating, then, return gas distributing chamber's 1 heating through front air flue 4, carry out repeatedly such cyclic process, and output work is come.
Certainly, being provided with flywheel 23, motor is rotated reposefully is necessary; In addition, select the moving and electricity generate function of current collection in the motor 24 of one in the present embodiment, also can select starter motor and all kinds of AC and DC generator of other structure; The utility model " kind of drive of turbine rotor formula Stirling engine is not limited to the structure characteristic of accompanying drawing 2; because; except gear transmission; also air distribution center axle 14 and turbine central shaft 21 can be connected into transmission, sprocket driving, belt pulley transmission, crank-linkage type transmission, the transmission of cam follower formula, Worm type transmission of close coupled type etc., these conversion all drop within the protection domain of the present utility model.
Claims (4)
1. turbine rotor formula Stirling engine, formed by gas distributing chamber (1), power turbine (2), high pressure tank (3), it is characterized in that: by a front air flue (4) is set gas distributing chamber (1) is communicated with power turbine (2), one rear air flue (5) is set makes power turbine (2) communicate with high pressure tank (3), the a whole set of structure that above each member forms is totally enclosed, be hedged off from the outer world, its inside has been full of the Working medium gas of high pressure.
2. turbine rotor formula Stirling engine according to claim 1, it is characterized by: gas distributing chamber (1) is made of jointly the semicolumn body heat chamber that is positioned at motor head and the cold chamber of corresponding with it semicylinder, there is its shell in this heat, cold chamber, instant heating chamber enclosure (11) and cold chamber enclosure (16), be provided with insulating pad layer (12) between them, the air distribution center axle (14) in the gas distributing chamber (1) has supported distribution half wheel (13).
3. turbine rotor formula Stirling engine according to claim 1 is characterized by: power turbine (2) is by turbine central shaft (21) supporting, and power turbine (2) is provided with numerous turbine blade (22); The front end of power turbine shell (26) communicates with cold chamber enclosure (16) by front air flue (4), and the rear end of power turbine shell (26) communicates by the front end of rear air flue (5) with high pressure tank (3).
4. turbine rotor formula Stirling engine according to claim 1, it is characterized by: its end of high pressure tank (3) is provided with a gas charging valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320241777 CN203239458U (en) | 2013-05-02 | 2013-05-02 | Turbine rotor type stirling engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320241777 CN203239458U (en) | 2013-05-02 | 2013-05-02 | Turbine rotor type stirling engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203239458U true CN203239458U (en) | 2013-10-16 |
Family
ID=49316767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320241777 Expired - Lifetime CN203239458U (en) | 2013-05-02 | 2013-05-02 | Turbine rotor type stirling engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203239458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410613A (en) * | 2013-05-02 | 2013-11-27 | 冯智勇 | Turbine rotor stirling engine |
-
2013
- 2013-05-02 CN CN 201320241777 patent/CN203239458U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410613A (en) * | 2013-05-02 | 2013-11-27 | 冯智勇 | Turbine rotor stirling engine |
| CN103410613B (en) * | 2013-05-02 | 2015-12-30 | 冯智勇 | Turbine rotor formula Stirling engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131016 Effective date of abandoning: 20151230 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |