CN105857050B - Piezoelectric-resonant hybrid power-generating engine supporting device - Google Patents
Piezoelectric-resonant hybrid power-generating engine supporting device Download PDFInfo
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- CN105857050B CN105857050B CN201610409149.4A CN201610409149A CN105857050B CN 105857050 B CN105857050 B CN 105857050B CN 201610409149 A CN201610409149 A CN 201610409149A CN 105857050 B CN105857050 B CN 105857050B
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- insulated spring
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000006698 induction Effects 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000010248 power generation Methods 0.000 claims description 22
- 230000005611 electricity Effects 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 9
- 238000004146 energy storage Methods 0.000 abstract 3
- 238000004064 recycling Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/186—Vibration harvesters
- H02N2/188—Vibration harvesters adapted for resonant operation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The invention relates to the technical field of engines and discloses a piezoelectric-resonant hybrid power-generating engine supporting device which comprises three or four supporting units, an electric energy conversion control unit and an electric energy storage unit. Each supporting unit comprises a first connecting member connected with an engine body, a second connecting member connected with a vehicle frame and an insulating spring connected between the first connecting member and the second connecting member, and a pressing block and a piezoelectric material plate are arranged on a coil of each insulating spring. When each insulating spring is compressed, the corresponding pressing block presses and acts on the corresponding piezoelectric material plate; a magnetic induction coil is arranged on each insulating spring, a magnet is arranged on each second connecting member, and when each insulating spring moves, the corresponding magnetic induction coil cuts a magnetic induction wire of each magnet to generate current; the electric energy conversion control unit converts electric energy generated by the supporting units into electric energy which can be used for the electric energy storage unit and controls whether electric energy is provided to the electric energy storage unit or not. The engine supporting device has effects of connection, damping, energy conversion and recycling.
Description
Technical field
The present invention relates to technical field of engines, more particularly to a kind of piezoelectricity-resonance mixed power generation formula motor support dress
Put.
Background technology
Motor support is generally bikini and supports or four-point support, including after engine front support and electromotor
Support, for engine body is connected with vehicle frame.Fig. 1 show existing conventional engine front support structure, including uses
In the support beam 1 ' fixed with engine body, the support beam 1 ' is above respectively equipped with left support frame 2 ' and right support frame 3 ', institute
Left support frame 2 ' and the right support frame 3 ' are stated for being connected with vehicle frame.Substantially vibration can be produced when working due to electromotor, is
Suppressing vibration to be delivered to vehicle frame affects the comfortableness of car load, can typically be provided with shock-damping structure in motor support.In existing skill
In art, shock-damping structure be normally located at the left support frame 2 ' and the right support frame 3 ' on block rubber, by blob of viscose shape
Become and vibration alleviation is fallen.In this configuration, although motor support serves the effect of damping, but engine luggine is produced
Energy turns to heat energy dissipation by the blob of viscose change in support and falls, and is unfavorable for the effectively utilizes of engine power.
Therefore, those skilled in the art need to seek suitable technological means, improve current engine support structure.
The content of the invention
It is an object of the invention to provide a kind of piezoelectricity-resonance mixed power generation formula engine support device so that electromotor
Support not only acts as the effect of connection, damping, additionally it is possible to engine luggine energy is converted into electric energy, beneficial to engine power
Efficient recovery and utilization.
To achieve these goals, the invention provides following technical scheme：
A kind of piezoelectricity-resonance mixed power generation formula engine support device, including three or four support units, wherein：
The support unit is generator unit, and which includes the first connector being connected with engine body and vehicle frame connection
The second connector and the insulated spring being connected between first connector and second connector；The insulation bullet
The coil of spring is provided with briquetting and piezoresistive material flitch, and when the insulated spring compresses, the briquetting pressuring action is in described
Piezoresistive material flitch；Magnetic induction loop is additionally provided with the insulated spring, second connector is provided with Magnet, in the insulation bullet
When spring is moved, the magnetic induction loop cuts the magnetic induction line of the Magnet and produces electric current；
The piezoelectricity-resonance mixed power generation formula engine support device also includes electric energy TCU transfer control unit and storing up electricity list
Unit；The electric energy TCU transfer control unit is electrically connected with the support unit, the charge storage unit respectively, and by institute under various working
The electric energy for stating support unit generation is converted into can be used for the electric energy of the charge storage unit, while according to the storage of the charge storage unit
Electricity condition, controls whether to the charge storage unit to power.
Above-mentioned piezoelectricity-resonance mixed power generation formula engine support device, the electric energy TCU transfer control unit include rectification mould
Block, power conversion module, rectification filtering module, controller and controlling switch, wherein：
The rectification module is for being converted to unidirectional current by the alternating current that the support unit is produced；
The power conversion module meets the charge storage unit work(for the electric energy that the support unit is produced is converted to
The electric energy that rate is required, the power conversion module include the first power converter and the second power converter, the controller inspection
The electric energy that the acoustic energy transferring structure is produced is surveyed, when the current value of the electric energy is less than the first current threshold, power converter is not
Work；When the current value of the electric energy is higher than the first current threshold and during less than the second current threshold, only first power conversion
Device works；When the current value of the electric energy is higher than the second current threshold, only described second power converter operation；
Rectification filtering module is for the current rectification after power is changed into stable electric current；
The controller detects the storing up electricity state of the charge storage unit simultaneously, when the charge storage unit is in full power state
When, the controller controls the controlling switch and disconnects, and stops to the charge storage unit powering；Otherwise, the controller control
The electric energy that the support unit is produced is supplied to the charge storage unit by the controlling switch closure.
Above-mentioned piezoelectricity-resonance mixed power generation formula engine support device, the insulated spring are axially arranged with multigroup phase along which
The briquetting of interaction and the piezoresistive material flitch；And the briquetting and the piezoelectric plate shape into each group piezoelectric structure
In the circumferentially staggered arrangement of the insulated spring.
Above-mentioned piezoelectricity-resonance mixed power generation formula engine support device, second connector are included being fixed with vehicle frame and are connected
The sleeve for connecing, is equipped with block rubber in the sleeve, one end of the block rubber is fixedly connected with the insulated spring, and in institute
State under insulated spring effect, the fit inwall of the sleeve of the block rubber slides.
Above-mentioned piezoelectricity-resonance mixed power generation formula engine support device, first connector is gripper shoe, and its one end
With engine body bolt connection, the other end is fixedly connected with the insulated spring.
Above-mentioned piezoelectricity-resonance mixed power generation formula engine support device, the charge storage unit are accumulator.
The beneficial effects of the present invention is：
Piezoelectricity-resonance mixed power generation formula engine support device that the present invention is provided, using the first connector, the second connection
Part and insulated spring realize being connected for electromotor and vehicle frame, and by piezoelectric structure and magnetoelectricity are arranged on insulated spring
Structure, by the spring movement that engine luggine causes, promotes piezoelectric structure and magnetoelectricity structure to be generated electricity, by Generator Vibration
The energy of generation is converted into electric energy, realizes the dual function of damping and energy conversion.In addition, in the engine support device also
Electric energy TCU transfer control unit and charge storage unit are provided with, the electric energy that support unit under various working is produced storing up electricity list can be converted to
The available electric energy of unit, and control whether to charge storage unit to power so that the electric energy that support unit is produced can obtain effective profit
With.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing that needs are used is briefly described, and it is further specifically to the specific embodiment work of the present invention to combine accompanying drawing
It is bright, wherein
Fig. 1 is the structural scheme of mechanism of engine front support in prior art；
Fig. 2 is the schematic diagram of piezoelectricity provided in an embodiment of the present invention-resonance mixed power generation formula engine support device；
Fig. 3 is the schematic diagram of electric energy TCU transfer control unit in the embodiment of the present invention.
Label declaration in wherein above-mentioned accompanying drawing is as follows：
1 '-support beam, 2 '-left support frame, 3 '-right support frame；
100- support units, 200- electric energy TCU transfer control units, 300- charge storage units, 400- wires；
The first connectors of 110-, the second connectors of 120-, 130- insulated springs, 140- briquettings, 150- piezoresistive material flitch,
160- magnetic induction loops, 170- Magnet, 180- coil connecting plates, 190- Magnet connecting plates；
210- rectification modules, 220- power conversion modules, 230- rectification filtering modules, 240- controllers, 250- controls are opened
Close；
A- engine bodies, B- vehicle frames.
Specific embodiment
In order that those skilled in the art more fully understand technical scheme, below in conjunction with specific embodiment pair
This programme is further discussed in detail.
As shown in Fig. 2 the invention provides a kind of new piezoelectricity-resonance mixed power generation formula engine support device, bag
Three or four support units 100 (Fig. 2 illustrates the structure of a support unit) are included, the support unit 100 is single to generate electricity
Unit, the first connector 110 which includes being connected with engine body A, and vehicle frame B connections the second connector 120 and connection
Insulated spring 130 between first connector 110 and second connector 120；The coil of the insulated spring 130
Briquetting 140 and piezoresistive material flitch 150 are provided with, the piezoresistive material flitch 150 can be piezoelectric ceramic plate.When the insulated spring
During 130 compression, 140 pressuring action of the briquetting is in the piezoresistive material flitch 150, so that the piezoresistive material flitch 150 is produced
Raw electric current.In addition, magnetic induction loop 160 is additionally provided with the insulated spring 130, the magnetic induction loop 160 is preferably connected by coil
Fishplate bar 180 is connected to the side of the insulated spring 130；Second connector 120 is provided with Magnet 170, the Magnet 170
It is preferred that the side of second connector 120 is connected to by Magnet connecting plate 190.When the insulated spring 130 is moved, institute
State magnetic induction loop 160 to cut the magnetic induction line of the Magnet 170 and produce electric current.The support unit 100 utilizes said structure, no
The connection of engine body A and vehicle frame B, and the fortune of the insulated spring 130 caused by engine body A vibrations are realized only
It is dynamic, using piezoelectricity and magneto-electronic theory, vibrational energy is converted into into electric energy, serves the dual function of damping and energy conversion.
In addition, the piezoelectricity-resonance mixed power generation formula engine support device also includes 200 He of electric energy TCU transfer control unit
Charge storage unit 300；The electric energy TCU transfer control unit 200 is electrically connected with the support unit 100, the charge storage unit 300 respectively
Connect, specifically, can select wire 400 and connect.The electric energy TCU transfer control unit 200 is by the support unit under various working
100 electric energy for producing are converted into can be used for the electric energy of the charge storage unit 300, while according to the storage of the charge storage unit 300
Electricity condition, controls whether to the charge storage unit 300 to power.By the setting of the electric energy TCU transfer control unit 200, realize
Efficient recovery and utilization to energy.
In a preferred embodiment, the electric energy TCU transfer control unit 200 includes that rectification module 210, power turns
Mold changing block 220, rectification filtering module 230, controller 240 and controlling switch 250, as shown in Figure 3.Wherein：
The rectification module 210 for the alternating current that the support unit 100 is produced is converted to unidirectional current, to meet
State the electricity consumption requirement of charge storage unit 300.
The power conversion module 220 meets the storing up electricity for the electric energy that the support unit 100 is produced is converted to
The electric energy of the power requirement of unit 300, specifically, the power conversion module 220 includes the first power converter and the second work(
Rate converter, the controller 240 detect the electric energy that the support unit 100 is produced, when the current value of the electric energy is less than first
During current threshold, power converter does not work；When the current value of the electric energy is higher than the first current threshold and is less than the second current threshold
During value, only described first power converter operation；When the current value of the electric energy is higher than the second current threshold, only described second work(
Rate converter works.First power converter and the second power converter specification are different, can change different size of electric current
To meet the electric current of use requirement.The power conversion module 220 being arranged such is capable of achieving to enter the electric energy that support unit 100 is produced
Mobile state is adjusted, beneficial to the electric energy that support unit 100 is produced under working conditions of different engines and different engine vibration intensities,
Powered to the charge storage unit 300 with certain electric current, realize the effective conversion to electric energy.Wherein, the size of supply current is led to
Cross the controller 240 to preset, and realized by power conversion module 220.
It is to be appreciated that those skilled in the art are also dependent on specifically used situation, by the power conversion module 220
Power converter be set to multiple, and multiple current thresholds are set, the electric energy that the support unit 100 is produced are carried out more detailed
Thin conversion and control.
The rectification filtering module 230 facilitates the storing up electricity list for by the current rectification after changing into stable electric current
Unit 300 utilizes.
The controller 240 detects the storing up electricity state of the charge storage unit 300 simultaneously, when the charge storage unit 300 is in
During full power state, the controller 240 controls the controlling switch 250 and disconnects, and stops to the charge storage unit 300 powering；It is no
Then, the controller 240 controls the controlling switch 250 and closes, and the electric energy that the support unit 100 is produced is supplied to described
Charge storage unit 300, realizes the effective management to the electric energy for reclaiming.
When piezoelectricity provided in an embodiment of the present invention-resonance mixed power generation formula engine support device is embodied as, preferably
Ground, is axially arranged with the briquetting 140 and the piezoresistive material flitch of multigroup interaction along which on the insulated spring 130
150；And each group piezoelectric structure of the briquetting 140 and the piezoresistive material flitch 150 formation is in the circumference of the insulated spring 130
Interlaced arrangement.The motion of the insulated spring 130 caused due to engine luggine is not to carry out along axle of spring direction completely,
The deformation quantity for appearing in the spring of certain side is larger, and the larger position of deformation quantity has randomness, by the briquetting 140
The each group piezoelectric structure formed with the piezoresistive material flitch 150 is arranged in the manner described above, beneficial to preferably by insulated spring
130 motion is generated electricity.
In the piezoelectricity-resonance mixed power generation formula engine support device, it is preferable that second connector 120 is wrapped
The sleeve being fixedly connected with vehicle frame B is included, block rubber, one end of the block rubber and the insulated spring in the sleeve, is equipped with
130 are fixedly connected, and in the presence of the insulated spring 130, and the fit inwall of the sleeve of the block rubber slides.It is described
Insulated spring 130 promotes block rubber motion, beneficial to further improving damping effect.
First connector 110 be preferably gripper shoe, simple structure, convenient use, one end of the gripper shoe with send out
Motivation body A bolt connections, the other end are fixedly connected with the insulated spring 130.
In addition, the charge storage unit 300 is preferably accumulator, the accumulator can be automobile storage battery, alternatively in addition
The independent accumulator for arranging.
The present invention provide piezoelectricity-resonance mixed power generation formula engine support device, realize electromotor be connected with vehicle frame,
On the basis of damping, trans-utilization is carried out to the energy that engine luggine is produced also, with good energy-saving effect.
Construction, feature and the action effect of the present invention, above institute is described in detail above according to the embodiment shown in schema
Only presently preferred embodiments of the present invention is stated, but the present invention is not to limit practical range shown in drawing, it is every according to structure of the invention
Want made change, or be revised as the Equivalent embodiments of equivalent variations, when still covered with diagram without departing from description spiritual,
All should be in protection scope of the present invention.
Claims (4)
1. a kind of piezoelectricity-resonance mixed power generation formula engine support device, including three or four support units, its feature exist
In：
The support unit is generator unit, it include that the first connector be connected with engine body and vehicle frame connected the
Two connectors and the insulated spring being connected between first connector and second connector；The insulated spring
Coil is provided with briquetting and piezoresistive material flitch, and when the insulated spring compresses, the briquetting pressuring action is in the piezoelectricity
Plate of material；Magnetic induction loop is additionally provided with the insulated spring, second connector is provided with Magnet, is transported in the insulated spring
When dynamic, the magnetic induction loop cuts the magnetic induction line of the Magnet and produces electric current；
The piezoelectricity-resonance mixed power generation formula engine support device also includes electric energy TCU transfer control unit and charge storage unit；Institute
State electric energy TCU transfer control unit to electrically connect with the support unit, the charge storage unit respectively, and by described under various working
The electric energy that support unit is produced is converted into can be used for the electric energy of the charge storage unit, while according to the storing up electricity shape of the charge storage unit
State, controls whether to the charge storage unit to power；
The electric energy TCU transfer control unit includes that rectification module, power conversion module, rectification filtering module, controller and control are opened
Close, wherein：
The rectification module is for being converted to unidirectional current by the alternating current that the support unit is produced；
The power conversion module for the electric energy that the support unit is produced is converted to meet the charge storage unit power will
The electric energy asked, the power conversion module include the first power converter and the second power converter, and the controller detects institute
The electric energy of support unit generation is stated, when the current value of the electric energy is less than the first current threshold, power converter does not work；When this
The current value of electric energy be higher than the first current threshold and less than the second current threshold when, only described first power converter operation；When
When the current value of the electric energy is higher than the second current threshold, only described second power converter operation；
The rectification filtering module is for the current rectification after power is changed into stable electric current；
The controller is used for the storing up electricity state for detecting the charge storage unit simultaneously, when the charge storage unit is in full power state
When, the controller controls the controlling switch and disconnects, and stops to the charge storage unit powering；Otherwise, the controller control
The electric energy that the support unit is produced is supplied to the charge storage unit by the controlling switch closure；
The insulated spring is axially arranged with the briquetting and the piezoresistive material flitch of multigroup interaction along which；And the briquetting
With the piezoelectric plate shape into each group piezoelectric structure the insulated spring circumferentially staggered arrangement.
2. piezoelectricity according to claim 1-resonance mixed power generation formula engine support device, it is characterised in that described
Two connectors include the sleeve being fixedly connected with vehicle frame, the sleeve built with block rubber, one end of the block rubber with it is described
Insulated spring is fixedly connected, and under insulated spring effect, and the fit inwall of the sleeve of the block rubber slides.
3. piezoelectricity according to claim 1-resonance mixed power generation formula engine support device, it is characterised in that described
A connection piece is gripper shoe, and its one end and engine body bolt connection, and the other end is fixedly connected with the insulated spring.
4. piezoelectricity according to claim 1-resonance mixed power generation formula engine support device, it is characterised in that the storage
Electric unit is accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610409149.4A CN105857050B (en) | 2016-06-06 | 2016-06-06 | Piezoelectric-resonant hybrid power-generating engine supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610409149.4A CN105857050B (en) | 2016-06-06 | 2016-06-06 | Piezoelectric-resonant hybrid power-generating engine supporting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105857050A CN105857050A (en) | 2016-08-17 |
| CN105857050B true CN105857050B (en) | 2017-04-12 |
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| CN201610409149.4A Expired - Fee Related CN105857050B (en) | 2016-06-06 | 2016-06-06 | Piezoelectric-resonant hybrid power-generating engine supporting device |
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| CN107465324B (en) * | 2017-09-06 | 2020-05-08 | 北京理工大学 | Energy harvesting device based on automobile vibration |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SE524369C2 (en) * | 2002-08-09 | 2004-07-27 | Mecel Ab | Method for increasing efficiency when using an engine and system unit |
| CN2745781Y (en) * | 2004-11-08 | 2005-12-14 | 西安交通大学 | Piezoelectric device for generating by automobile vibration energy |
| JP2010112364A (en) * | 2008-11-04 | 2010-05-20 | Haruo Wakabayashi | Vehicle |
| CN202073731U (en) * | 2011-06-03 | 2011-12-14 | 潍柴动力股份有限公司 | Suspension system of diesel engine |
| CN202883875U (en) * | 2012-08-22 | 2013-04-17 | 浙江师范大学 | Piezoelectric hydraulic energy recovery damper |
| CN203039549U (en) * | 2013-02-06 | 2013-07-03 | 浙江海洋学院 | A magnetic damper power generating device of an electric vehicle |
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