CN105822419A - Energy-saving device for preventing four-stroke W12 engine from idling and flaming out - Google Patents
Energy-saving device for preventing four-stroke W12 engine from idling and flaming out Download PDFInfo
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- CN105822419A CN105822419A CN201610161472.4A CN201610161472A CN105822419A CN 105822419 A CN105822419 A CN 105822419A CN 201610161472 A CN201610161472 A CN 201610161472A CN 105822419 A CN105822419 A CN 105822419A
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- permanent magnet
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- torque pulsation
- output shaft
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- 230000010349 pulsation Effects 0.000 claims abstract description 112
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000004907 flux Effects 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004451 qualitative analysis Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
- F02B61/06—Combinations of engines with mechanical gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention relates to an energy-saving device for preventing a four-stroke W12 engine from idling and flaming out, and belongs to the technical field of power machinery. The energy-saving device comprises an output shaft of the four-stroke W12 engine. Twelve cylinders are arranged on the two sides of a crankshaft, and every two adjacent cylinders on each side are staggered by 15 degrees. The output shaft rotates by 360 degrees to form six periods of torque pulsation. The part, between the four-stroke W12 engine and a flywheel, of the output shaft is provided with a combined permanent magnetic unit for enhancing inverse torque pulsation. The combined permanent magnetic unit comprises a rotary permanent magnet assembly fixed to the output shaft of the engine and a fixed permanent magnet assembly fixed to a rack and matched with rotation permanent magnets. The rotary permanent magnet assembly is composed of the twelve permanent magnets which are alternately arranged along the circumference and are equal in size and opposite in polarity. The fixed permanent magnet assembly is composed of twelve permanent magnets which are alternately arranged along the circumference and are equal in size and opposite in polarity. Magnetic lines of force penetrate through air gaps between the rotary permanent magnet assembly and the fixed permanent magnet assembly to generate permanent magnetic torque pulsation.
Description
Technical field
The present invention relates to a kind of energy saver preventing four stroke W12 engine idles flame-out, belong to field of power machinery technology.
Background technology
Cause the twisting vibration of power train to reduce the lack of uniformity of engine rotation, use torsional vibration damper to reach vibration damping purpose traditionally in clutch.But on the one hand, the natural frequency of whole power-transmission system method cannot be reduced to below engine idle, therefore remain covibration in whole engine operation process by this torsional vibration damper；Another aspect is needed owing to limiting and transmitting moment of torsion by torsional vibration damper spring installation radius, actual design is difficult to reduce torsional oscillation by reduction spring rate, therefore between the electromotor practicality range of speeds (1000-2000r/min), it is difficult to obtain bigger effectiveness in vibration suppression by reducing damper spring stiffness.
The secondary mass of double mass flywheel separates with variator and combines and completed without the positive clutch dish of vibroshock by one, owing to clutch is obviously reduced without vibration damper mechanism, quality.Vibroshock is assembled in double mass flywheel system, and can slide in dish, hence it is evident that improves synchronicity and makes gear shift easy.
And quality is divided into two by double mass flywheel, the second mass (secondary mass) therein can improve the moment of inertia of power train on the premise of the moment of inertia not increasing flywheel, and makes resonance speed drop to below idling speed.The most under any circumstance, resonance speed occurs all beyond the range of speeds that electromotor runs.
Summary of the invention
Whether single mass flywheel or double mass flywheel, when it adjusts the torque pulsation of engine output shaft, the moment of torsion peak value of engine output shaft is pruned ineffective by flywheel, but for the lowest point during compression oil gas fill out inadequate.Described peak load shifting is not to go to fill out paddy by the amount of the peak value pruned, but the peak pruned is moved rearwards by, filling out paddy inadequate, namely the negative torque to engine output shaft compensates not, when car starts, inertia due to automobile, electromotor will not stop working, but when idling, loses automobile inertial, the rotary inertia only having rotatable parts compensates negative torque when compressing oil gas, it is necessary to increases speed and can compensate.
For solving the problems referred to above, the present invention provides a kind of energy saver preventing four stroke W12 engine idles flame-out, can effectively prevent from stopping working during engine idle.
The technical solution adopted in the present invention is: a kind of energy saver preventing four stroke W12 engine idles flame-out, output shaft including four stroke W12 electromotors, 12 cylinders are distributed in bent axle both sides, 2 cylinders that often side is adjacent stagger with 15 °, output shaft rotating 360 degrees forms the torque pulsation in 6 cycles, the combination permanent magnetic device strengthening negative torque pulsation is set on the output shaft between four stroke W12 electromotors and flywheel, combination permanent magnetic device includes that be fixed on engine output shaft rotates permanent magnet assembly and be fixed in frame and rotate the fixed permanent magnet assembly that permanent magnet coordinates；
Rotate permanent magnet assembly and formed rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, opposite polarity being circumferentially arranged alternately；
Fixed permanent magnet assembly is formed fixed permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, opposite polarity being circumferentially arranged alternately；
Rotate and produced permanent-magnet torque pulsation by the magnetic line of force through air gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation；
On engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that the torque pulsation of rotation permanent-magnet component produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft.
Rotate permanent magnet assembly and formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, that axial polarity is contrary being circumferentially arranged alternately；
Fixed permanent magnet assembly is formed discoid fixed permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, that axial polarity is contrary being circumferentially arranged alternately；
Rotate and produced permanent-magnet torque pulsation by axial magnetic flux through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
Described on engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft, refer to the positive pole centrage of rotation permanent magnet assembly and 0 ° of position that the negative pole centrage of fixed permanent magnet assembly is combination permanent magnetic device to timing, rotating permanent magnet and rotate when-15 ° corresponding with the ignition location of electromotor, engine ignition position is 0 ° of position of output shaft.
nullEvery piece of permanent magnet of described composition permanent magnet assembly，It is combined into by three pieces of permanent magnets，The magnetic line of force direction of middle one piece of permanent magnet is axial，The magnetic line of force direction of the two pieces of permanent magnets in both sides is circumferencial direction，And the magnetic line of force of the two pieces of permanent magnets in both sides is in opposite direction，Three pieces of permanent magnets are spliced to form circumference Halbach array，The described three pieces of permanent magnets being spliced to form circumference Halbach array，The segment angle of middle one piece of permanent magnet is α，0 ° of ＜ α≤10 °，Described on engine output shaft，The anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft，To offset the negative torque pulsation that electromotor produces on its output shaft，Middle negative pole centrage is 0 ° of position of combination permanent magnetic device to timing with the Halbach array of fixed permanent magnet assembly to refer to rotate permanent magnet positive pole centrage in the middle of the Halbach array of permanent magnet assembly，Rotate during permanent magnet rotation-(30 ° of-2 α) angle corresponding with the ignition location of electromotor,Engine ignition position is 0 ° of position of output shaft.
Rotate permanent magnet assembly and formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately；
Fixed permanent magnet assembly is formed circular fixed permanent magnet assembly by being set in the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately that discoid rotation permanent magnet assembly is peripheral and discoid rotation permanent magnet assembly forms air gap；
Rotate and produced permanent-magnet torque pulsation by radial magnetic force line through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
Described on engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft, refer to the positive pole centrage of rotation permanent magnet assembly and 0 ° of position that the negative pole centrage of fixed permanent magnet assembly is combination permanent magnetic device to timing, rotating permanent magnet and rotate when-15 ° corresponding with the ignition location of electromotor, engine ignition position is 0 ° of position of output shaft.
nullEvery piece of permanent magnet of described composition permanent magnet assembly，It is combined into by three pieces of permanent magnets，The magnetic line of force direction of middle one piece of permanent magnet is radially，The magnetic line of force direction of the two pieces of permanent magnets in both sides is circumferencial direction，And the magnetic line of force of the two pieces of permanent magnets in both sides is in opposite direction，Three pieces of permanent magnets are spliced to form radially Halbach array，The described three pieces of permanent magnets being spliced to form radially Halbach array，The segment angle of middle one piece of permanent magnet is α，0 ° of ＜ α≤10 °，Described on engine output shaft，The anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft，To offset the negative torque pulsation that electromotor produces on its output shaft，Middle permanent magnet negative pole centrage is 0 ° of position of combination permanent magnetic device to timing with the Halbach array of fixed permanent magnet assembly to refer to rotate permanent magnet positive pole centrage in the middle of the radial direction Halbach array of permanent magnet assembly，Rotate during permanent magnet rotation-(30 ° of-2 α) angle corresponding with the ignition location of electromotor,Engine ignition position is 0 ° of position of output shaft.
Between described frame and fixing axle/radial permanent magnet body, torsion spring or rubber are set.
The invention has the beneficial effects as follows: the present invention, during engine compresses oil gas, is compensated by magnetic torque, prevent from stopping working during engine idle, also be able to when auto idle speed reduce engine speed simultaneously, also save on oil consumption, reach energy-conservation effect；Although the present invention produces some vibrations, but these vibrations are fully able to be filtered out by double mass flywheel.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention。
Fig. 2 is that the A of Fig. 1 is to sectional view.
Fig. 3 is the structural representation of the present invention。
Fig. 4 is that the A of Fig. 3 is to sectional view.
Fig. 5 is the structural representation of the present invention。
Fig. 6 is that the A of Fig. 5 is to sectional view.
Fig. 7 is that the torque ripple of the present invention compensates qualitative analysis figure。
Fig. 8 is that the torque ripple of the present invention compensates qualitative analysis figure。
Fig. 9 is that the permanent magnet of Halbach array adjusts schematic diagram to negative torque.
Detailed description of the invention
A kind of energy saver preventing four stroke W12 engine idles flame-out, output shaft including four stroke W12 electromotors, 12 cylinders are distributed in bent axle both sides, 2 cylinders that often side is adjacent stagger with 15 °, output shaft rotating 360 degrees forms the torque pulsation in 6 cycles, arranging the combination permanent magnetic device strengthening negative torque pulsation on output shaft between four stroke W12 electromotors and flywheel, combination permanent magnetic device includes that be fixed on engine output shaft rotates permanent magnet assembly and be fixed in frame and rotate the fixed permanent magnet assembly that permanent magnet coordinates；Rotate permanent magnet assembly and formed rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, opposite polarity being circumferentially arranged alternately；Fixed permanent magnet assembly is formed fixed permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, opposite polarity being circumferentially arranged alternately；Rotate and produced permanent-magnet torque pulsation by the magnetic line of force through air gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation；On engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that the torque pulsation of rotation permanent-magnet component produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft.
As it is shown in figure 1, rotate permanent magnet assembly to be formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, that axial polarity is contrary being circumferentially arranged alternately；Fixed permanent magnet assembly is formed discoid fixed permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, that axial polarity is contrary being circumferentially arranged alternately；Rotate and produced permanent-magnet torque pulsation by axial magnetic flux through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
As it is shown on figure 3, rotate permanent magnet assembly to be formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately；Fixed permanent magnet assembly is formed circular fixed permanent magnet assembly by being set in the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately that discoid rotation permanent magnet assembly is peripheral and discoid rotation permanent magnet assembly forms air gap；Rotate and produced permanent-magnet torque pulsation by radial magnetic force line through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
As it is shown in figure 5, rotate permanent magnet assembly to be formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately；Fixed permanent magnet assembly is formed circular groove shape fixed permanent magnet assembly by being set in the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately that discoid rotation permanent magnet assembly is peripheral and discoid rotation permanent magnet assembly forms air gap；Rotate and produced permanent-magnet torque pulsation by the axially and radially magnetic line of force through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
On engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft, refer to the positive pole centrage of rotation permanent magnet assembly and 0 ° of position that the negative pole centrage of fixed permanent magnet assembly is combination permanent magnetic device to timing, rotating permanent magnet and rotate when-15 ° corresponding with the ignition location of electromotor, engine ignition position is 0 ° of position of output shaft.
nullThe area corresponding with permanent magnet negative pole assembly due to permanent magnet positive electrode linearly increases or reduces，So the magnetic curves of permanent magnet positive electrode and permanent magnet negative pole assembly is polyline shaped，As shown in Figure 7，Output shaft rotates 0 °～15 °，The gravitation rotated between permanent magnet and fixed permanent magnet changes from small to big，Cylinder spark burning outputting torsion need to overcome the gravitation that changes from small to big rotated between permanent magnet and fixed permanent magnet，Output shaft rotates 15 °～30 °，Rotate the gravitation between permanent magnet and fixed permanent magnet from large to small，Cylinder spark burning outputting torsion need to overcome the gravitation changed from small to big between rotation permanent magnet and fixed permanent magnet，During output shaft rotates 0 °～30 °，Cylinder spark burning outputting torsion needs all the time to overcome and rotates changing from small to big and gravitation from large to small between permanent magnet and fixed permanent magnet.
Output shaft rotates 30 °～45 °, the repulsion rotated between permanent magnet and fixed permanent magnet changes from small to big, rotating the repulsion between permanent magnet and fixed permanent magnet promotes output shaft to rotate, torque is provided for electromotor, output shaft rotates 45 °～60 °, rotate the repulsion between permanent magnet and fixed permanent magnet from large to small, the repulsion rotated between permanent magnet and fixed permanent magnet also promotes output shaft to rotate, during output shaft rotates 30 °～60 °, rotating promotes output shaft to rotate between permanent magnet and fixed permanent magnet all the time, increases the low ebb that output shaft rotates.
nullSuch as Fig. 2、Shown in Fig. 4 or Fig. 6，Constitute every piece of permanent magnet of permanent magnet assembly，It is combined into by three pieces of permanent magnets，The magnetic line of force direction of middle one piece of permanent magnet is axial，The magnetic line of force direction of the two pieces of permanent magnets in both sides is circumferencial direction，And the magnetic line of force of the two pieces of permanent magnets in both sides is in opposite direction，Three pieces of permanent magnets are spliced to form circumference Halbach array，The described three pieces of permanent magnets being spliced to form circumference Halbach array，The segment angle of middle one piece of permanent magnet is α，0 ° of ＜ α≤10 °，Described on engine output shaft，The anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft，To offset the negative torque pulsation that electromotor produces on its output shaft，Middle negative pole centrage is 0 ° of position of combination permanent magnetic device to timing with the Halbach array of fixed permanent magnet assembly to refer to rotate permanent magnet positive pole centrage in the middle of the Halbach array of permanent magnet assembly，Rotate during permanent magnet rotation-(30 ° of-2 α) angle corresponding with the ignition location of electromotor,Engine ignition position is 0 ° of position of output shaft.The permanent magnet of Halbach array can be for the more accurate adjustment of the size of negative torque and scope, increase the segment angle of center magnet, increase the scope adjusting negative torque, but the amount adjusting moment of torsion reduces accordingly, the same segment angle reducing center magnet, it is reduced by adjusting the scope of moment of torsion, but the value adjusting moment of torsion has increased, as shown in Figure 9.
As shown in Figure 8, output shaft rotates 0 °～35/3 °, rotate and there is no active force between permanent magnet and fixed permanent magnet, output shaft rotates 35/3 °～55/3 °, the gravitation rotated between permanent magnet and fixed permanent magnet changes from small to big, cylinder spark burning outputting torsion need to overcome the gravitation changed from small to big rotated between permanent magnet and fixed permanent magnet, output shaft rotates 55/3 °～25 °, rotate the gravitation between permanent magnet and fixed permanent magnet from large to small, cylinder spark burning outputting torsion need to overcome the gravitation rotated between permanent magnet and fixed permanent magnet from large to small, during output shaft rotates 35/3 °～25 °, cylinder spark burning outputting torsion needs all the time to overcome and rotates changing from small to big and gravitation from large to small between permanent magnet and fixed permanent magnet.
nullOutput shaft rotates 50 °～125/3 °，Rotate and there is no active force between permanent magnet and fixed permanent magnet，Output shaft rotates 125/3 °～145/3 °，The repulsion rotated between permanent magnet and fixed permanent magnet changes from small to big，Rotating the repulsion between permanent magnet and fixed permanent magnet promotes output shaft to rotate，Torque is provided for electromotor，Output shaft rotates 145/3 °～55 °，Rotate the repulsion between permanent magnet and fixed permanent magnet from large to small，The repulsion rotated between permanent magnet and fixed permanent magnet also promotes output shaft to rotate，During output shaft rotates 145/3 °～55 °，The repulsion rotated between permanent magnet and fixed permanent magnet promotes output shaft to rotate all the time，Increase the low ebb that output shaft rotates,Output shaft rotates 55 °～60 °，Rotate and there is no active force between permanent magnet and fixed permanent magnet.
Between above-mentioned frame and fixing axle/radial permanent magnet body, torsion spring or rubber are set.
Claims (8)
1. one kind prevents the energy saver that four stroke W12 engine idles are flame-out, output shaft including four stroke W12 electromotors, 12 cylinders are distributed in bent axle both sides, 2 cylinders that often side is adjacent stagger with 15 °, output shaft rotating 360 degrees forms the torque pulsation in 6 cycles, it is characterized in that: arrange the combination permanent magnetic device strengthening negative torque pulsation on the output shaft between four stroke W12 electromotors and flywheel, combination permanent magnetic device includes that be fixed on engine output shaft rotates permanent magnet assembly and be fixed in frame and rotate the fixed permanent magnet assembly that permanent magnet coordinates；
Rotate permanent magnet assembly and formed rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, opposite polarity being circumferentially arranged alternately；
Fixed permanent magnet assembly is formed fixed permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, opposite polarity being circumferentially arranged alternately；
Rotate and produced permanent-magnet torque pulsation by the magnetic line of force through air gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation；
On engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that the torque pulsation of rotation permanent-magnet component produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft.
A kind of energy saver preventing four stroke W12 engine idles flame-out the most according to claim 1, it is characterised in that:
Rotate permanent magnet assembly and formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, that axial polarity is contrary being circumferentially arranged alternately；
Fixed permanent magnet assembly is formed discoid fixed permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, that axial polarity is contrary being circumferentially arranged alternately；
Rotate and produced permanent-magnet torque pulsation by axial magnetic flux through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
A kind of energy saver preventing four stroke W12 engine idles flame-out the most according to claim 2, it is characterized in that: described on engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft, refer to the positive pole centrage of rotation permanent magnet assembly and 0 ° of position that the negative pole centrage of fixed permanent magnet assembly is combination permanent magnetic device to timing, rotate permanent magnet and rotate when-15 ° corresponding with the ignition location of electromotor, engine ignition position is 0 ° of position of output shaft.
nullA kind of energy saver preventing four stroke W12 engine idles flame-out the most according to claim 2，It is characterized in that: every piece of permanent magnet of described composition permanent magnet assembly，It is combined into by three pieces of permanent magnets，The magnetic line of force direction of middle one piece of permanent magnet is axial，The magnetic line of force direction of the two pieces of permanent magnets in both sides is circumferencial direction，And the magnetic line of force of the two pieces of permanent magnets in both sides is in opposite direction，Three pieces of permanent magnets are spliced to form circumference Halbach array，The described three pieces of permanent magnets being spliced to form circumference Halbach array，The segment angle of middle one piece of permanent magnet is α，0 ° of ＜ α≤10 °，Described on engine output shaft，The anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft，To offset the negative torque pulsation that electromotor produces on its output shaft，Middle negative pole centrage is 0 ° of position of combination permanent magnetic device to timing with the Halbach array of fixed permanent magnet assembly to refer to rotate permanent magnet positive pole centrage in the middle of the Halbach array of permanent magnet assembly，Rotate during permanent magnet rotation-(30 ° of-2 α) angle corresponding with the ignition location of electromotor,Engine ignition position is 0 ° of position of output shaft.
A kind of energy saver preventing four stroke W12 engine idles flame-out the most according to claim 1, it is characterised in that:
Rotate permanent magnet assembly and formed discoid rotation permanent magnet assembly by the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately；
Fixed permanent magnet assembly is formed circular fixed permanent magnet assembly by being set in the 12 pieces of permanent magnets equal in magnitude, the most opposite polarity being circumferentially arranged alternately that discoid rotation permanent magnet assembly is peripheral and discoid rotation permanent magnet assembly forms air gap；
Rotate and produced permanent-magnet torque pulsation by radial magnetic force line through axial air-gap between permanent magnet assembly and fixed permanent magnet assembly, rotating permanent magnet assembly rotating 360 degrees and form the permanent-magnet torque pulsation in 6 cycles, the permanent-magnet torque pulsation in each cycle includes a positive torque pulsation and a negative torque pulsation.
A kind of energy saver preventing four stroke W12 engine idles flame-out the most according to claim 5, it is characterized in that: described on engine output shaft, the anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft, to offset the negative torque pulsation that electromotor produces on its output shaft, refer to the positive pole centrage of rotation permanent magnet assembly and 0 ° of position that the negative pole centrage of fixed permanent magnet assembly is combination permanent magnetic device to timing, rotate permanent magnet and rotate when-15 ° corresponding with the ignition location of electromotor, engine ignition position is 0 ° of position of output shaft.
nullA kind of energy saver preventing four stroke W12 engine idles flame-out the most according to claim 5，It is characterized in that: every piece of permanent magnet of described composition permanent magnet assembly，It is combined into by three pieces of permanent magnets，The magnetic line of force direction of middle one piece of permanent magnet is radially，The magnetic line of force direction of the two pieces of permanent magnets in both sides is circumferencial direction，And the magnetic line of force of the two pieces of permanent magnets in both sides is in opposite direction，Three pieces of permanent magnets are spliced to form radially Halbach array，The described three pieces of permanent magnets being spliced to form radially Halbach array，The segment angle of middle one piece of permanent magnet is α，0 ° of ＜ α≤10 °，Described on engine output shaft，The anglec of rotation region of the negative torque pulsation that the anglec of rotation region correspondence electromotor of the positive torque pulsation that permanent-magnet torque pulsation produces on engine output shaft produces on its output shaft，To offset the negative torque pulsation that electromotor produces on its output shaft，Middle permanent magnet negative pole centrage is 0 ° of position of combination permanent magnetic device to timing with the Halbach array of fixed permanent magnet assembly to refer to rotate permanent magnet positive pole centrage in the middle of the radial direction Halbach array of permanent magnet assembly，Rotate during permanent magnet rotation-(30 ° of-2 α) angle corresponding with the ignition location of electromotor,Engine ignition position is 0 ° of position of output shaft.
8. according to a kind of energy saver preventing four stroke W12 engine idles flame-out one of claim 1-7 Suo Shu, it is characterised in that: between described frame and fixing axle/radial permanent magnet body, torsion spring or rubber are set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161472.4A CN105822419B (en) | 2016-03-22 | 2016-03-22 | Energy-saving device for preventing four-stroke W12 engine from idling and stopping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161472.4A CN105822419B (en) | 2016-03-22 | 2016-03-22 | Energy-saving device for preventing four-stroke W12 engine from idling and stopping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105822419A true CN105822419A (en) | 2016-08-03 |
| CN105822419B CN105822419B (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610161472.4A Active CN105822419B (en) | 2016-03-22 | 2016-03-22 | Energy-saving device for preventing four-stroke W12 engine from idling and stopping |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5359979A (en) * | 1994-03-29 | 1994-11-01 | Environments 2000 | Magnetic fuel conditioner |
| JPH10196731A (en) * | 1997-01-10 | 1998-07-31 | Yaskawa Electric Corp | Hermetically sealed type damper |
| CN200955457Y (en) * | 2006-06-24 | 2007-10-03 | 杜望月 | Taxi rare earth permanent magnet gasoline-saving device |
| CN201621227U (en) * | 2009-12-30 | 2010-11-03 | 中国船舶重工集团公司第七一一研究所 | Torsional vibration damper capable of switching between active control and non active control |
| CN203098088U (en) * | 2013-02-27 | 2013-07-31 | 胡高泉 | Novel internal-combustion engine energy-saving reinforcing device |
-
2016
- 2016-03-22 CN CN201610161472.4A patent/CN105822419B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5359979A (en) * | 1994-03-29 | 1994-11-01 | Environments 2000 | Magnetic fuel conditioner |
| JPH10196731A (en) * | 1997-01-10 | 1998-07-31 | Yaskawa Electric Corp | Hermetically sealed type damper |
| CN200955457Y (en) * | 2006-06-24 | 2007-10-03 | 杜望月 | Taxi rare earth permanent magnet gasoline-saving device |
| CN201621227U (en) * | 2009-12-30 | 2010-11-03 | 中国船舶重工集团公司第七一一研究所 | Torsional vibration damper capable of switching between active control and non active control |
| CN203098088U (en) * | 2013-02-27 | 2013-07-31 | 胡高泉 | Novel internal-combustion engine energy-saving reinforcing device |
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| CN105822419B (en) | 2021-04-20 |
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