CN104963734B - Hypergravity thermodynamic circulation device and method - Google Patents
Hypergravity thermodynamic circulation device and method Download PDFInfo
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- CN104963734B CN104963734B CN201510342875.4A CN201510342875A CN104963734B CN 104963734 B CN104963734 B CN 104963734B CN 201510342875 A CN201510342875 A CN 201510342875A CN 104963734 B CN104963734 B CN 104963734B
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- 238000000034 method Methods 0.000 title claims description 20
- 239000007788 liquid Substances 0.000 claims abstract description 84
- 239000006200 vaporizer Substances 0.000 claims abstract description 33
- 238000009833 condensation Methods 0.000 claims abstract description 18
- 230000005494 condensation Effects 0.000 claims abstract description 18
- 238000001704 evaporation Methods 0.000 claims abstract description 16
- 230000008020 evaporation Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims description 10
- 230000009467 reduction Effects 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 7
- 230000002427 irreversible effect Effects 0.000 claims description 6
- 230000006872 improvement Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 5
- 239000012528 membrane Substances 0.000 description 4
- -1 condenser Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
The invention discloses a kind of hypergravity thermodynamic circulation device, include base (1) including hypergravity rotary apparatus described in hypergravity rotary apparatus and thermodynamic circulation device, described base (1) is provided with rotating shaft (2)；Described thermodynamic circulation device includes vaporizer (8), condenser (3), liquid turbine (7), electromotor (6)；Described condenser (3) is fixed in rotating shaft (2), the evaporation tubes of described vaporizer (8) connects condensation pipe one end of condenser (3), the condensation pipe other end of condenser (3) connects the liquid-inlet of liquid turbine (7), and the liquid outlet of liquid turbine (7) reconnects the evaporation tubes of vaporizer (8)；The output shaft of described liquid turbine (7) connects electromotor (6).
Description
Technical field
The present invention relates to technical field of power equipment, specifically a kind of hypergravity thermodynamic device.
Background technology
Currently employed thermodynamic cycle method is essentially all vapor pressure method, i.e. obtains high pressure by high temperature heat source and steams
Vapour, recycling high steam acting generating, this mode can be more properly functioning when heat source temperature is higher, but when being applied to extensively
During the low-grade heat source less than 80 DEG C existed, owing to the steam pressure difference formed is less, sealed friction loss, just densification by axle
Envelope loss, disc friction, the impact of hydraulic loss, cause its effective output work and efficiency to be greatly reduced.
Another thermodynamic cycle method is liquid pressure energy method, i.e. converts heat energy into fluid pressure and can drive liquid
Turbine does work, and is characterized in being achieved with the fluid pressure differential of MPa level under less temperature difference condition, can promote easily
Liquid turbine does work, and is particularly well-suited to low-grade heat source and utilizes.This method is proposed in the seventies in last century by American scholar, after
Adding again pressure energy retracting device to improve system effectiveness, patent application (CN201310695691) is further
Propose the concentration difference acting device of a kind of two-stage infiltration.The common ground of current various fluid pressure energy method is to be employed to permeable membrane
Carry out fluid pressure can conversion, but the bigger drag characteristic of permeable membrane itself, solute reverse osmosis problem, consistency problem etc.
The most significantly govern the actual application of fluid pressure energy method.
So, it is necessary to improve existing thermodynamic device to adapt to the needs that low-grade heat source utilizes, improve
Technological Economy is worth and feasibility.
Summary of the invention
The technical problem to be solved in the present invention is to provide the hypergravity thermodynamic circulation device of a kind of simple in construction.
In order to solve above-mentioned technical problem, the present invention provides a kind of hypergravity thermodynamic circulation device, revolves including hypergravity
Rotary device and thermodynamic circulation device；Described hypergravity rotary apparatus includes base, and described base is provided with rotating shaft；Described heat
Power circulating device includes vaporizer, condenser, liquid turbine, electromotor；Described condenser is fixed in rotating shaft, described evaporation
The evaporation tubes of device connects condensation pipe one end of condenser, and the condensation pipe other end of condenser connects the liquid of liquid turbine
Import, the liquid outlet of liquid turbine reconnects the evaporation tubes of vaporizer；The output shaft of described liquid turbine connects electromotor.
Improvement as to hypergravity thermodynamic circulation device of the present invention: described condenser is arranged in the axle of rotating shaft
Heart position, vaporizer, liquid turbine and generator arrangements are on the radius of gyration of rotating shaft.
Further improvement as to hypergravity thermodynamic circulation device of the present invention: described vaporizer, condenser,
Liquid turbine and electromotor are arranged on base.
Further improvement as to hypergravity thermodynamic circulation device of the present invention: described vaporizer and condenser
Between connection pipeline be set to one or more.
Further improvement as to hypergravity thermodynamic circulation device of the present invention: described vaporizer and condenser
Between connection pipeline be many, this connection pipeline axle center around the shaft is arranged symmetrically with.
Further improvement as to hypergravity thermodynamic circulation device of the present invention: described vaporizer, condenser,
The working medium that liquid turbine and connection pipe interior thereof are used is one pack system organic working medium, and its critical point is near low-grade heat source temperature
Degree scope, such as 40 DEG C～100 DEG C.
A kind of hypergravity thermodynamic cycle method, including hypergravity thermodynamic circulation device；Rotating shaft drives vaporizer, condensation
Device, liquid turbine and electromotor rotate with a fixed angular speed；Low pressure liquid being total at centrifugal force and pressure reduction flowed out from condenser
Flowing to during liquid turbine import be supercharged to supertension under same-action in the duct, temperature rises, and becomes superhigh pressure liquid；Institute
Stating superhigh pressure liquid and enter liquid turbine, in liquid turbine, pressure reduces, and temperature reduces, and output work simultaneously becomes high pressure liquid
Body；Described highly pressurised liquid enters the evaporation tubes of vaporizer, after absorbing the heat that external heat source provides, becomes high steam；Institute
State high steam to flow in the duct during the import of condenser become low-pressure steam under the common effect of centrifugal force and pressure reduction；
Described low-pressure steam enters the condensation pipe of condenser, becomes low pressure liquid after external source releases condensation latent heat；Described low
Press liquid flows to liquid turbine circulation above step under the common effect of centrifugal force and pressure reduction.
Improvement as to hypergravity thermodynamic cycle method of the present invention: when external heat source temperature improves or outside
When sink temperature reduces, the rotating speed improving rotating shaft keeps rational heat transfer temperature difference, reduces irreversible loss；When external heat source temperature
When reduction or external source temperature improve, the rotating speed reducing rotating shaft keeps rational heat transfer temperature difference, reduces irreversible loss.
As to hypergravity thermodynamic cycle further improvements in methods of the present invention: described evaporator/condenser
The outside cold/heat source used can be air, steam, liquid.
The present invention, compared with existing heat power acting device, has the advantage that
1) diffusion of steam and the pressurization of liquid complete in the insulation flow that constant angular velocity rotates, and do not have axle envelope to rub
Wear mistake, high-low pressure loss of seal and disc friction.
2) need not permeable membrane and pressure energy retracting device.
3) system simple structure.
4) easy to adjust reliably, the variations in temperature of external heat source or external source can be adapted to by regulation rotating speed.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail.
Fig. 1 is the primary structure schematic diagram of the present invention.
Detailed description of the invention
Embodiment 1, Fig. 1 give a kind of hypergravity thermodynamic circulation device and method.
This hypergravity thermodynamic circulation device includes hypergravity rotary apparatus and thermodynamic circulation device two.Wherein,
It is the base 1 being fixed in rotating shaft 2 that hypergravity forms device；Rotated by rotating shaft 2, base 1 can be driven to rotate,
In rotation process, can make to be formed on base 1 centrifugal force.
And above-described thermodynamic circulation device includes vaporizer 8, condenser 3, liquid turbine 7, electromotor 6；Evaporation
Device 8, condenser 3, liquid turbine 7, electromotor 6 are arranged on base 1, and condenser 3 is fixed on the shaft core position of rotating shaft 2,
Vaporizer 8, liquid turbine 7 and electromotor 6 are then arranged on the radius of gyration of rotating shaft 2, by the setting of base 1 so that evaporation
Device 8, condenser 3, liquid turbine 7, electromotor 6 and rotating shaft 2, motion when, can keep relative stablizing, and take into account dynamic flat
Weighing apparatus.Wherein, the evaporation tubes of vaporizer 8 connects condensation pipe one end of condenser 3, and the condensation pipe other end of condenser 3 is even
Connecing the liquid-inlet of liquid turbine 7, the liquid outlet of liquid turbine 7 reconnects the evaporation tubes of vaporizer 8；Described liquid turbine
The output shaft of 7 connects electromotor 6.
The when of being attached between this vaporizer 8 and condenser 3, connect pipeline and can be come by one or more real
Existing, in the case of one root, it is only necessary to this connection pipeline is arranged in rotating shaft 2, if in the case of many, then need by
Its around the shaft 2 axle center be arranged symmetrically with.
The working medium that above-described vaporizer 8, condenser 3, liquid turbine 7 and connection pipe interior thereof are used is single group
Dividing organic working medium (such as R134a), its critical point is near low-grade heat source temperature range (such as 40 DEG C～100 DEG C).Have less
Vapour-liquid density contrast and the less latent heat of vaporization.
The using method (hypergravity thermodynamic cycle method) of this hypergravity thermodynamic circulation device is as follows；
Rotating shaft 2 drives vaporizer 8, condenser 3, liquid turbine 7 and electromotor 6 with a fixed angular speed (this fixed angular speed
Adjust according to on-the-spot environment) rotate；
The low pressure liquid flowed out from condenser 3 flow to liquid whirlpool under the common effect of centrifugal force and pressure reduction in the duct
Being supercharged to supertension when taking turns 7 import, temperature rises (becoming superhigh pressure liquid)；
Superhigh pressure liquid enters liquid turbine 7, and in liquid turbine 7, pressure reduces, and temperature reduces, output work simultaneously, becomes
Become highly pressurised liquid；
Highly pressurised liquid enters the evaporation tubes of vaporizer 8, after absorbing the heat that external heat source provides, becomes high steam；
High steam flow to during the import of condenser 3 become low under the common effect of centrifugal force and pressure reduction in the duct
Pressure steam；
Low-pressure steam enters the condensation pipe of condenser 3, becomes low pressure liquid after external source releases condensation latent heat；
Low pressure liquid flows to liquid turbine 7 under the common effect of centrifugal force and pressure reduction and circulates above step.
Above-described angular velocity method of adjustment is as follows:
When external heat source temperature improves or external source temperature reduces, the rotating speed improving rotating shaft 2 keeps reasonably heat transfer
The temperature difference, reduces irreversible loss；
When external heat source temperature reduces or external source temperature improves, the rotating speed reducing rotating shaft 2 keeps reasonably heat transfer
The temperature difference, reduces irreversible loss.
And the outside cold/heat source that the above vaporizer 8/ condenser 3 is used can be air, steam, liquid.
The calculating parameter of embodiment 1 is shown in Table 1 (for 1kg working medium R134a).Design condition is: ambient temperature 30 DEG C, does
Merit working medium is R134a, and external heat source temperature is 52 DEG C, and external source temperature is 25 DEG C, and tactical diameter is 1.4m, liquid turbine
Efficiency is 80%.The calculated thermal efficiency of embodiment 1 (being defined as the ratio of liquid turbine output work and thermal source heat consumption) is
3.65%, now rotating speed is 1810 revs/min, and it is 180.1kJ/kg that vaporizer adds heat, condenser heat exhaust 169.6kJ/kg, meter
The system fire effect that obtains (be defined as that liquid turbine output work and external heat source provide showing tremendous enthusiasm with ratio) reach 54%, genus
In higher level, it is much higher than the system fire of the two-stage infiltration concentration difference acting device that patent application (CN201310695691) proposes
By effect, but system structure significantly simplifies, it is not necessary to semipermeable membrane, it is not necessary to energy recycle device, does not has big resistance link in system,
Additionally diffusion and the pressurization of working medium completes in pipeline flows, and does not has air-tightness to require higher axle envelope friction loss, high
Low pressure seal loss and disc friction, technical and economic performance is higher, implements link simple, and Technical Economy is good, the most in fact
Show the original intention of the present invention.
In above embodiment, concrete use condition can be considered reasonable with the factor such as requirement, technical and economic performance
Determine the design parameter of system, to take into account the suitability and the economy of system.
The thermodynamic computing result (for 1kg working medium R134a) of table 1 embodiment 1
| Project | Embodiment 1 | Unit |
| Acting working medium | R134a | ----- |
| Tactical diameter | 1.4 | m |
| Ambient temperature | 30 | ℃ |
| Heat source temperature | 52 | ℃ |
| Chilling temperature | 25 | ℃ |
| Cooling range | 5 | ℃ |
| The heating temperature difference | 5 | ℃ |
| Evaporation pressure | 1.217 | Mpa |
| Evaporating temperature | 47 | ℃ |
| Condensation pressure | 0.766 | Mpa |
| Condensation temperature | 30 | ℃ |
| Turbine inlet liquid pressure | 11.38 | Mpa |
| Turbine inlet temperature of liquid | 35.6 | ℃ |
| Condenser inlet working medium mass dryness fraction | 97.9 | % |
| Liquid turbine back pressure | 1.217 | Mpa |
| Liquid turbine outlet temperature | 30.3 | ℃ |
| Rotating speed | 1810 | Rev/min |
| Liquid turbine efficiency | 80 | % |
| Liquid turbine does work | 6.59 | kJ/kg |
| Vaporizer adds heat | 180.1 | kJ/kg |
| Condenser heat exhaust | 169.6 | kJ/kg |
| System thermal efficiency | 3.65 | % |
| Add heat consumption fire to use | 12.2 | kJ/kg |
| System fire is imitated | 54 | % |
Finally, in addition it is also necessary to be only the specific embodiment of the present invention it is noted that listed above.Obviously, the present invention
It is not limited to above example, it is also possible to have many deformation.Those of ordinary skill in the art can be straight from present disclosure
Connect all deformation derived or associate, be all considered as protection scope of the present invention.
Claims (6)
1. a hypergravity thermodynamic circulation device, including hypergravity rotary apparatus and thermodynamic circulation device；It is characterized in that: institute
State hypergravity rotary apparatus and include rotating shaft (2)；
Described thermodynamic circulation device includes vaporizer (8), condenser (3), liquid turbine (7), electromotor (6)；Described condensation
Device (3) is fixed in rotating shaft (2), and evaporation tubes one end of described vaporizer (8) connects condensation pipe one end of condenser (3),
The condensation pipe other end of condenser (3) connects the liquid-inlet of liquid turbine (7), and the liquid outlet of liquid turbine (7) connects
The evaporation tubes other end of vaporizer (8)；
The output shaft of described liquid turbine (7) connects electromotor (6)；
Support vaporizer (8), condenser (3), liquid turbine (7) and the base of electromotor (6) it is provided with in described rotating shaft (2)
(1)；
Described condenser (3) is arranged in the shaft core position of rotating shaft (2), and vaporizer (8), liquid turbine (7) and electromotor (6) are arranged
On the radius of gyration of rotating shaft (2).
Hypergravity thermodynamic circulation device the most according to claim 1, is characterized in that: described vaporizer (8) and condenser
(3) the connection number of tubes between is at least one.
Hypergravity thermodynamic circulation device the most according to claim 2, is characterized in that: described vaporizer (8), condenser
(3), liquid turbine (7) and to connect the working medium that used of pipe interior be one pack system organic working medium, its critical point temperature scope
It it is 40 DEG C～100 DEG C.
4. a hypergravity thermodynamic cycle method, including hypergravity thermodynamic circulation device；It is characterized in that: rotating shaft (2) drives
Vaporizer (8), condenser (3), liquid turbine (7) and electromotor (6) rotate with a fixed angular speed；
The low pressure liquid flowed out from condenser (3) flow to liquid turbine under the common effect of centrifugal force and pressure reduction in the duct
(7) being supercharged to supertension during import, temperature rises, and becomes superhigh pressure liquid；
Described superhigh pressure liquid enters liquid turbine (7), and in liquid turbine (7), pressure reduces, and temperature reduces, and exports simultaneously
Merit, becomes highly pressurised liquid；
Described highly pressurised liquid enters the evaporation tubes of vaporizer (8), after absorbing the heat that external heat source provides, becomes high pressure and steams
Vapour；
Described high steam flow to during the import of condenser (3) become under the common effect of centrifugal force and pressure reduction in the duct
Low-pressure steam；
Described low-pressure steam enters the condensation pipe of condenser (3), becomes low pressure liquid after external source releases condensation latent heat；
Described low pressure liquid flows to liquid turbine (7) circulation above step under the common effect of centrifugal force and pressure reduction.
Hypergravity thermodynamic cycle method the most according to claim 4, is characterized in that: when external heat source temperature improves or outer
When portion's sink temperature reduces, the rotating speed improving rotating shaft (2) keeps rational heat transfer temperature difference, reduces irreversible loss；
When external heat source temperature reduces or external source temperature improves, the rotating speed reducing rotating shaft (2) keeps reasonably conducting heat temperature
Difference, reduces irreversible loss.
Hypergravity thermodynamic cycle method the most according to claim 5, is characterized in that: described vaporizer (8) is used
The external source that external heat source and condenser (3) are used is air or steam or liquid.
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| CN201510342875.4A CN104963734B (en) | 2015-06-19 | 2015-06-19 | Hypergravity thermodynamic circulation device and method |
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| CN201510342875.4A CN104963734B (en) | 2015-06-19 | 2015-06-19 | Hypergravity thermodynamic circulation device and method |
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| CN104963734B true CN104963734B (en) | 2016-09-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106679213B (en) * | 2017-02-09 | 2019-03-12 | 浙江理工大学 | The dual temperature hypergravity refrigeration heat pump system and method for compressible drive |
| CN106895594B (en) * | 2017-02-09 | 2019-05-07 | 浙江理工大学 | High pressure liquid pump combines the hypergravity refrigeration heat pump system and method for driving with refrigeration compressor |
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| US4312402A (en) * | 1979-09-19 | 1982-01-26 | Hughes Aircraft Company | Osmotically pumped environmental control device |
| CN101251310B (en) * | 2008-03-07 | 2010-06-02 | 西安交通大学流体机械及压缩机国家工程研究中心 | Expansion machine for refrigeration cycle |
| JP2011220640A (en) * | 2010-04-13 | 2011-11-04 | Ihi Corp | Turbo refrigerator |
| GB201010308D0 (en) * | 2010-06-18 | 2010-08-04 | Hammerbeck John P R | Self excited cooling engine |
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