CN114427593A - Flexible mechanical energy storage method - Google Patents
Flexible mechanical energy storage method Download PDFInfo
- Publication number
- CN114427593A CN114427593A CN202111520221.8A CN202111520221A CN114427593A CN 114427593 A CN114427593 A CN 114427593A CN 202111520221 A CN202111520221 A CN 202111520221A CN 114427593 A CN114427593 A CN 114427593A
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- Prior art keywords
- liquid
- energy storage
- barrel body
- storage machine
- output shaft
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- 238000004146 energy storage Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 67
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 238000010248 power generation Methods 0.000 claims abstract description 4
- 230000008569 process Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 abstract description 2
- DVGKRPYUFRZAQW-UHFFFAOYSA-N 3 prime Natural products CC(=O)NC1OC(CC(O)C1C(O)C(O)CO)(OC2C(O)C(CO)OC(OC3C(O)C(O)C(O)OC3CO)C2O)C(=O)O DVGKRPYUFRZAQW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H33/00—Gearings based on repeated accumulation and delivery of energy
- F16H33/02—Rotary transmissions with mechanical accumulators, e.g. weights, springs, intermittently-connected flywheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/16—Suppression of vibrations in rotating systems by making use of members moving with the system using a fluid or pasty material
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/02—Additional mass for increasing inertia, e.g. flywheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0005—Attachment, e.g. to facilitate mounting onto confer adjustability
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/06—Fluid filling or discharging
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a flexible mechanical energy storage method, which comprises the following steps: s1, arranging a barrel on an output shaft of an energy storage machine in the kinetic energy conversion device for power generation as a load; and the axis of the barrel body is coincided with the output shaft of the energy storage machine; s2, forming a liquid filling port above the barrel body, and enabling the axis of the liquid filling port to coincide with the output shaft of the energy storage machine; s3, arranging a plurality of liquid energy conversion plates on the inner wall of the barrel body, and arranging barrel liquid balance holes on the liquid energy conversion plates; s4, no liquid exists in the barrel body in the initial state, after the prime motor is started, the output wheel of the prime motor transmits kinetic energy to the input wheel of the energy storage machine through the output connecting device, so that the output shaft of the energy storage machine and the input shaft of the generator rotate, and the barrel body also rotates along with the output shaft of the energy storage machine; and S5, adding liquid into the barrel through the liquid adding port until the load on the output shaft of the energy storage machine reaches a preset value. The invention realizes the mass change of the energy storage device in the working motion state.
Description
Technical Field
The invention relates to an energy storage method, in particular to a flexible mechanical energy storage method.
Background
At present, mechanical kinetic energy generally adopts a prime motor to directly drive an energy storage device, the kinetic energy mass of the energy storage device is generally non-variable, so that the energy of the energy storage device is restricted, and when the load of an electric dragging device is changed, unstable energy can be brought to the dragged electric load because the mass of the energy storage device cannot be increased or reduced. Meanwhile, the mass of the energy storage device is too large, which brings inconvenience to the start of a prime mover driving the energy storage device.
Disclosure of Invention
The invention aims to provide a flexible mechanical energy storage method to realize mass change of an energy storage device in a working motion state.
A method of storing flexible mechanical energy, the method comprising the steps of:
s1, arranging a barrel on an output shaft of an energy storage machine in the kinetic energy conversion device for power generation as a load; and the axis of the barrel body is coincided with the output shaft of the energy storage machine;
s2, forming a liquid filling port above the barrel body, and enabling the axis of the liquid filling port to coincide with the output shaft of the energy storage machine;
s3, arranging a plurality of liquid energy conversion plates on the inner wall of the barrel body, and arranging barrel liquid balance holes on the liquid energy conversion plates;
s4, no liquid exists in the barrel body in the initial state, after the prime motor is started, the output wheel of the prime motor transmits kinetic energy to the input wheel of the energy storage machine through the output connecting device, so that the output shaft of the energy storage machine and the input shaft of the generator rotate, and the barrel body also rotates along with the output shaft of the energy storage machine;
s5, adding liquid into the barrel through the liquid adding port until the load on the output shaft of the energy storage machine reaches a preset value; after the liquid enters the barrel body, the liquid rotates along with the barrel body due to the rotation of the liquid energy conversion plate.
According to the scheme, the liquid adding device is arranged above the liquid adding port, and liquid is added by the liquid adding device in the rotating process of the barrel body.
According to the scheme, the energy storage machine emptying devices are symmetrically arranged below the barrel body, and after the kinetic energy conversion device stops working, the liquid in the barrel body is emptied by the energy storage machine emptying devices.
The beneficial effects of the invention are: the setting is taken the filling opening, can the staving of liquid feeding to set up liquid energy converter plate and bucket liquid balance hole in the staving, make energy memory accessible filling opening in the motion process to the staving liquid feeding, thereby realize in the motion process energy memory's quality grow gradually, with the load demand that adapts to the difference, and because of there being no liquid in the staving before the energy memory uses, it is littleer to compare in traditional energy memory quality, easily carries and transports.
Furtherly, sets up energy storage machine emptying devices through below the staving for the flowing back process of energy storage device after finishing using is more convenient.
Furthermore, the liquid adding device is arranged above the liquid adding port, so that the liquid adding process is safer and more convenient.
Drawings
Fig. 1 is a schematic structural diagram of a kinetic energy conversion device according to an embodiment of the present invention.
In the figure: 1-prime motor, 2-prime motor output wheel, 3-prime motor output connecting device, 4-energy storage machine input wheel, 5-barrel body, 6-liquid energy conversion plate, 7-barrel liquid balance hole, 8-liquid adding device, 9-energy storage machine emptying device, 10-energy storage machine output shaft and 11-generator.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Referring to fig. 1, a flexible mechanical energy storage method includes the steps of:
s1, arranging a barrel 5 on an energy storage machine output shaft 10 in the kinetic energy conversion device for power generation as a load; and the axis of the barrel body 5 is coincided with the output shaft 10 of the energy storage machine;
s2, forming a liquid filling port above the barrel body 5, and enabling the axis of the liquid filling port to coincide with the output shaft 10 of the energy storage machine;
s3, arranging a plurality of liquid energy conversion plates 6 on the inner wall of the barrel body 5, and arranging barrel liquid balance holes 7 on the liquid energy conversion plates 6;
s4, no liquid exists in the barrel body 5 in the initial state, after the prime motor 1 is started, the prime motor output wheel 2 transmits kinetic energy to the energy storage machine input wheel 4 through the output connecting device 3, and then the energy storage machine output shaft 10 rotates with the input shaft of the generator 11, and the barrel body 5 also rotates along with the energy storage machine output shaft 10;
s5, adding liquid into the barrel body 5 through the liquid adding port until the load on the output shaft 10 of the energy storage machine reaches a preset value; after the liquid enters the barrel body 5, the liquid rotates along with the barrel body 5 due to the rotation of the liquid energy conversion plate 6.
Further, a liquid adding device 8 is arranged above the liquid adding port, and liquid is added by the liquid adding device 8 in the rotating process of the barrel body 5.
Further, energy storage machine emptying devices 9 are symmetrically arranged below the barrel body 5, and after the kinetic energy conversion device stops working, the liquid in the barrel body 5 is emptied by the energy storage machine emptying devices 9.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (3)
1. A flexible mechanical energy storage method is characterized in that: the method comprises the following steps:
s1, arranging a barrel on an output shaft of an energy storage machine in the kinetic energy conversion device for power generation as a load; and the axis of the barrel body is coincided with the output shaft of the energy storage machine;
s2, forming a liquid filling port above the barrel body, and enabling the axis of the liquid filling port to coincide with the output shaft of the energy storage machine;
s3, arranging a plurality of liquid energy conversion plates on the inner wall of the barrel body, and arranging barrel liquid balance holes on the liquid energy conversion plates;
s4, no liquid exists in the barrel body in the initial state, after the prime motor is started, the output wheel of the prime motor transmits kinetic energy to the input wheel of the energy storage machine through the output connecting device, so that the output shaft of the energy storage machine and the input shaft of the generator rotate, and the barrel body also rotates along with the output shaft of the energy storage machine;
s5, adding liquid into the barrel through the liquid adding port until the load on the output shaft of the energy storage machine reaches a preset value; after the liquid enters the barrel body, the liquid rotates along with the barrel body due to the rotation of the liquid energy conversion plate.
2. A flexible mechanical energy storage method according to claim 1, characterized by: a liquid adding device is arranged above the liquid adding port, and liquid is added by the liquid adding device in the rotating process of the barrel body.
3. A flexible mechanical energy storage method according to claim 1 or 2, characterized by: energy storage machine emptying devices are symmetrically arranged below the barrel body, and after the kinetic energy conversion device stops working, liquid in the barrel body is emptied by the energy storage machine emptying devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520221.8A CN114427593A (en) | 2021-12-13 | 2021-12-13 | Flexible mechanical energy storage method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111520221.8A CN114427593A (en) | 2021-12-13 | 2021-12-13 | Flexible mechanical energy storage method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114427593A true CN114427593A (en) | 2022-05-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111520221.8A Pending CN114427593A (en) | 2021-12-13 | 2021-12-13 | Flexible mechanical energy storage method |
Country Status (1)
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4928553A (en) * | 1986-04-30 | 1990-05-29 | Wagner John T | Variable-inertia flywheels and transmission |
| US5086664A (en) * | 1986-04-30 | 1992-02-11 | Wagner John T | Energy storage flywheels using fluid transfer to vary moments of inertia |
| CN1066106A (en) * | 1991-04-09 | 1992-11-11 | 杨泰和 | The dynamic flywheel of active drive or the linear servo-actuated of dependence centrifugal force |
| RU2059110C1 (en) * | 1989-09-27 | 1996-04-27 | Василий Фотеевич Маркелов | Method of extraction of energy stored in liquid and gas and converting it into mechanical work |
| CN101968038A (en) * | 2009-07-27 | 2011-02-09 | 陈黎平 | Wind power generation device using springs for energy storage |
| CN102840295A (en) * | 2011-06-21 | 2012-12-26 | 王维俊 | Energy conversion device of employing spring pack for energy cache and transfer |
| CN102913370A (en) * | 2011-08-02 | 2013-02-06 | 解放军后勤工程学院 | Power generating set utilizing volute spiral spring group for energy storage and transmission |
| CN203532167U (en) * | 2013-10-17 | 2014-04-09 | 李同强 | Energy storing device converting wind power into mechanical energy |
| CN113266529A (en) * | 2021-07-01 | 2021-08-17 | 中国华能集团清洁能源技术研究院有限公司 | Wind turbine generator combining water pumping energy storage and tower barrel resistance adding and working method thereof |
| CN216564817U (en) * | 2021-12-13 | 2022-05-17 | 中国石油化工股份有限公司 | Flexible mechanical energy storage device |
-
2021
- 2021-12-13 CN CN202111520221.8A patent/CN114427593A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4928553A (en) * | 1986-04-30 | 1990-05-29 | Wagner John T | Variable-inertia flywheels and transmission |
| US5086664A (en) * | 1986-04-30 | 1992-02-11 | Wagner John T | Energy storage flywheels using fluid transfer to vary moments of inertia |
| RU2059110C1 (en) * | 1989-09-27 | 1996-04-27 | Василий Фотеевич Маркелов | Method of extraction of energy stored in liquid and gas and converting it into mechanical work |
| CN1066106A (en) * | 1991-04-09 | 1992-11-11 | 杨泰和 | The dynamic flywheel of active drive or the linear servo-actuated of dependence centrifugal force |
| CN101968038A (en) * | 2009-07-27 | 2011-02-09 | 陈黎平 | Wind power generation device using springs for energy storage |
| CN102840295A (en) * | 2011-06-21 | 2012-12-26 | 王维俊 | Energy conversion device of employing spring pack for energy cache and transfer |
| CN102913370A (en) * | 2011-08-02 | 2013-02-06 | 解放军后勤工程学院 | Power generating set utilizing volute spiral spring group for energy storage and transmission |
| CN203532167U (en) * | 2013-10-17 | 2014-04-09 | 李同强 | Energy storing device converting wind power into mechanical energy |
| CN113266529A (en) * | 2021-07-01 | 2021-08-17 | 中国华能集团清洁能源技术研究院有限公司 | Wind turbine generator combining water pumping energy storage and tower barrel resistance adding and working method thereof |
| CN216564817U (en) * | 2021-12-13 | 2022-05-17 | 中国石油化工股份有限公司 | Flexible mechanical energy storage device |
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