CN105736109A - Heat extraction management system for electrical generator - Google Patents
Heat extraction management system for electrical generator Download PDFInfo
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- CN105736109A CN105736109A CN201610082409.1A CN201610082409A CN105736109A CN 105736109 A CN105736109 A CN 105736109A CN 201610082409 A CN201610082409 A CN 201610082409A CN 105736109 A CN105736109 A CN 105736109A
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- Prior art keywords
- chamber
- engine
- electromotor
- alternating current
- current generator
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/05—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of air, e.g. by mixing exhaust with air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P1/00—Air cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
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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
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
- F02B63/044—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators the engine-generator unit being placed on a frame or in an housing
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The invention discloses an engine which includes a multi-chamber electrical generator package, an engine which is installed inside the multi-chamber electrical generator package, and an alternative current electrical generator which is driven by the engine and is disposed in the multi-chamber electrical generator package. The electrical generator also includes an exhaust system which is coupled to the engine and at least extends from the engine and pass of at least one chamber of the multi-chamber electrical generator package, and a heat shield which substantially surrounds the exhaust system in at least one chamber of the multi-chamber electrical generator package containing the alternative current electrical generator.
Description
The cross reference of related application
The application is the non-provisional application of the U.S. Provisional Patent Application serial number 62/113,258 that on February 6th, 2015 submits to and requires its priority, and the disclosure of this provisional application is incorporated in this by reference.
Background technology
When there is power-off in utility power grid, stand-by generator is family and enterprise provides one non-firm power easily source.Stand-by generator can include driving alternating current generator to produce prime mover of electric power.Described prime mover can be arranged on the liquid fuel of such as bavin Water Oil Or Gas etc or the alternative fuel of such as propane and natural gas etc the internal combustion engine of operation.
For the purpose of convenience and protection, stand-by generator is usually contained in encapsulation.The heat generated from prime mover and alternating current generator but encapsulation may be bottled up, thus causing higher operation temperature and lowering efficiency.Although fan can be placed in encapsulation to discharge heat from engine and alternating current generator, but bigger fan not only can increase the noise of electromotor, but also it is likely to reduce the electricity output of electromotor.Alternating current generator performance may be adversely affected by the heat generated in encapsulation.
Cooling system for the improvement of stand-by generator will reduce the temperature in encapsulation, and particularly reduces the temperature on alternating current generator, thus improving the overall performance of electromotor.
Summary of the invention
According to an aspect of the present invention, a kind of electromotor includes: multi-chamber electromotor encapsulates, and is placed in the engine in the encapsulation of multi-chamber electromotor, and is driven and be positioned at the alternating current generator of at least one chamber of multi-chamber electromotor encapsulation by engine.Described electromotor also includes being operably coupled to engine and extending at least across the gas extraction system (exhaustsystem) of at least one chamber that the multi-chamber electromotor wherein with alternating current generator encapsulates from engine, and essentially around the heat shielding of described gas extraction system in comprising at least one chamber of multi-chamber encapsulation electromotor of alternating current generator.
According to a further aspect in the invention, it is provided that the exhaust main of a kind of stand-by generator for having alternating current generator and tubing.Described exhaust main and tubing include can be coupled to internal combustion engine so that from the house steward of this reception waste gas, and described house steward has from this house steward at least one connection mechanism outward extending.Described exhaust main and tubing also include around house steward and the air line being placed to described connection mechanism, and described air line forms the cooling air path between air line and house steward for the length of the alternating current generator at least stand-by generator.
According to a further aspect in the invention, a kind of method manufacturing electromotor includes: providing the multi-chamber electromotor encapsulation with power train chamber, described power train chamber has the first inlet channel and first exhaust passage；And engine and the alternating current generator driven by engine are placed in power train chamber.Described method also includes that engine is cooled down fan and is placed in the encapsulation of multi-chamber electromotor, it is drawn in power train chamber through the first inlet channel so that described engine cooling fan may operate to cool down air stream first, and on engine, drives the first cooling air stream.Described method also includes: gas extraction system is placed in power train chamber, and described gas extraction system is operably coupled to engine and extends power train chamber through first exhaust passage from engine；And place in power train chamber from engine through the power train chamber heat removal pipeline essentially around gas extraction system.
By the detailed description and the accompanying drawings below, other feature and advantage various will become clear from.
Accompanying drawing explanation
Accompanying drawing illustrate current set by expect for implementing the preferred embodiments of the present invention.
In the accompanying drawings:
Fig. 1 is the front of the electromotor incorporating the present invention, side perspective view.
Fig. 2 is the perspective view of the electromotor of Fig. 1, and the door wherein encapsulated is in an open position.
Fig. 3 is the detail section perspective view of the electromotor obtaining Fig. 2 along 3-3 mono-line, wherein decomposites heat shielding from this.
Fig. 4 be depict the alternating current generator of electromotor and gas extraction system as viewed from the perspective view of one end of electromotor, wherein decomposite heat shielding from gas extraction system.
Fig. 5 is the front top perspective of the heat extraction management system of electromotor.
Fig. 6 is the back bottom perspective view of the heat extraction management system of Fig. 5.
Fig. 7 is the top perspective of the entrance of the heat extraction management system going to Fig. 5 and 6.
Fig. 8 is the profile of the heat extraction management system of the Fig. 5-7 obtained along 8-8 mono-line of Fig. 7.
Detailed description of the invention
The operating environment of the present invention is described below with respect to family or enterprise's stand-by generator.It will be recognized to those skilled in the art that present disclosure applies equally to portable or other electromotors.Additionally, by about the heat in the encapsulation being used for electromotor and air drifting management to describe the present invention.But it will also be appreciated by the skilled artisan that the present invention is similarly suitable to use about the heat in the encapsulation with the prime mover (such as internal combustion engine) generating heat and air drifting management.
With reference to Fig. 1, illustrated therein is stand-by generator 20 according to an embodiment of the invention.Stand-by generator 20 is coupled to the power distribution panels of building, and is configured to occur in utility power grid when power-off to provide non-firm power supply.Stand-by generator 20 has driving alternating current generator to produce prime mover of electric power.Described prime mover can include internal combustion engine, and it has the bent axle of the axostylus axostyle being operably coupled to alternating current generator.Described electromotor and alternating current generator are referred to as engine-generating set.
According to one exemplary embodiment of the present invention, stand-by generator 20 has encapsulation 22, in order to provides the protection for weather and completely cuts off the noise sent from electromotor.Encapsulation 22 has to support the rectangular base 24 of engine-generating set.Antetheca 26 and rear wall 28 extend vertically from base 24 along the length of encapsulation 22.The first side wall 30 being positioned at right side and the second sidewall 32 being positioned at left side extend vertically from base 24 at the first corresponding end 34 and second end 36 place of encapsulation 22.Base the 24, first and second sidewall 30 and 32 and antetheca and rear wall 26 and 28 be collectively forming packaging frame 37.Encapsulation 22 also has the first door 38 and the second door 40, and when described door is closed, it covers encapsulation 22.In one embodiment of the invention, electromotor has encapsulation 22, and described encapsulation 22 includes the door 38,40 of framework external member 37 and relative a pair substantial symmetry, and it is in the top side closed frame 37 of electromotor.
With reference to Fig. 2, illustrated therein is stand-by generator 20 according to an embodiment of the invention, wherein the first door 38 and the second door are in an open position.Can pass through to stride across encapsulation 22 from antetheca 26 and extend to the first partition walls 42 of rear wall 28 and 44 stand-by generators 20 of the second partition walls are divided into three chambers.Control chamber 46 between the first side wall 30 and the first partition walls 42.Control the control system 47 that chamber 46 holds to operate electromotor, in order to filter the air filter entering air going to engine, for starting the battery 49 of engine, and other accessory parts.Power train chamber 50 is between the first partition walls 42 and the second partition walls 44, in order to hold engine-generating set 52 and relevant assembly.Exhaust chamber 54 is between the second partition walls 44 and the second sidewall 32.Exhaust chamber 54 holds exhaust gas system 56 and other accessory parts, and is discharged to discarded in environment.
Control chamber 46 and receive from the cooling air in environment by the first transom window set 58 in the first door 38, in order to the entrance for cooling down air is provided.Transom window 58 provides cooling air to cool down the control system 47 and other assemblies that control in chamber 46, and the opening 60 in the first partition walls 42 directs air into power train chamber 50.The contiguous internal combustion engine 62 of opening 60 and engine fan 64, engine fan 64 drives cooling air through opening 60 and to drive cooling air on engine 62.Engine fan 64 provides in order to air is pulled into from environment the driving force controlled in chamber 46, and/or can be placed on by the fan that independent in control chamber 46.Control chamber 46 and also completely cut off the noise that the opening 60 being likely in the first partition walls 42 sends.
Power train chamber 50 holds engine-generating set 52, and engine-generating set 52 preferably includes internal combustion engine 62 and the alternating current generator 66 driven by internal combustion engine 62.Internal combustion engine 62 can include one or more cylinder, and each cylinder has the piston being slidably located in each cylinder.Thering is provided each cylinder through corresponding induction valve door knob ignitable fuel, it is compressed subsequently and is lighted, thus causing the reciprocating motion of piston.The reciprocating motion of piston is converted into the rotary motion of bent axle.Bent axle is coupled to alternating current generator axostylus axostyle to drive alternating current generator 66, and provides electric energy to provide and deliver for from stand-by generator 20.
In one exemplary embodiment of the present invention, engine-generating set 52 has horizontal axostylus axostyle and arranges, and is positioned such that the position of internal combustion engine 62 is from alternating current generator 66 towards the first end 34 of encapsulation 22.Engine fan 64 is driven by bent axle, and towards controlling chamber 46.Engine fan 64 pulls air across the first partition walls 44 so that cooling engine 62, and in 68 blow air of heat removal pipeline external member to exhaust chamber 54.Alternating current generator 66 can have scavenger fan, and it is driven by alternating current generator axostylus axostyle and its position is relative with internal combustion engine 62.Cooling air is axially pulled past alternating current generator 66 by scavenger fan, and drives it in exhaust chamber 54.In one embodiment of the invention, heat removal pipeline external member 68 can be directed to the cooling air discharged from engine 62 in exhaust chamber 54, so that it walks around scavenger fan to reduce fan dimension and power consumption.Correspondingly, heat removal pipeline external member 68 can be in the electromotor with encapsulation 22, and described encapsulation 22 has multiple chamber so that partitioning component and management are conducted heat wherein.
Exhaust chamber 54 holds exhaust gas system 56, and is receiving, before in toxic emission to environment, the cooling air discharged from alternating current generator 66 and internal combustion engine 62.Second partition walls 44 can have the opening for receiving the cooling air discharged from alternating current generator 66 and internal combustion engine 62.Exhaust chamber 54 can also hold scavenger fan, and it can extend past one of them opening in the second partition walls 44.Before waste gas is discharged in environment safely, exhaust chamber 54 can allow waste gas at chamber inner dissipation.Through the opening in chamber wall, cooling air can be discharged in environment.As shown in fig. 1, providing the second transom window set 59 in the second door 40, in order to provide the opening in order to discharge cooling air, and/or such blow vent may be located in rear wall 28, what go out as shown in Figure 2 is such.Exhaust chamber 54 also completely cuts off the noise sent from engine 62 and alternating current generator 66.
Gas extraction system 56 can have the gas exhaust piping 70 for internal combustion engine 62, and it can extend past one of them opening 72 in the second partition walls 44.Gas exhaust piping 70 is coupled to internal combustion engine 62 to remove burning gases, and burning gases can be delivered to the acoustic filter being positioned at acoustic filter case 74.Acoustic filter case 74 is preferably located in the corner, lower rear of exhaust chamber 54, and can have the opening for gas exhaust piping 70 in front.Can there are 90 degree of bendings in gas exhaust piping 70, so that the cooling air from engine 62 can walk around acoustic filter case 74, thus leaving through the side of encapsulation 22 before entering acoustic filter case 74.Acoustic filter case 74 is possible to prevent burning gases to fill exhaust chamber 54, and is guided out waste gas from the rear of encapsulation 22 and avoids the operator in front.
Referring now to Fig. 3, the detailed view of the section that 3-3 mono-line along Fig. 2 according to an embodiment of the invention obtains illustrates power train chamber 50, wherein removes a part for heat removal pipeline external member 68 from gas extraction system 56.Gas extraction system 56 is coupled to internal combustion engine 62 to remove waste gas after being combusted.Gas extraction system 56 can have gas exhaust piping 70, and described gas exhaust piping 70 has lays fin 76 for being placed to internal combustion engine 62.Gas exhaust piping 70 stretches out from engine 62 on the direction of exhaust chamber 54, and the opening 72 in the second partition walls 44 extends to exhaust chamber 54.In exhaust chamber 54, gas exhaust piping 70 can occur 90 degree of bendings to enter acoustic filter case 74.Acoustic filter 78 is positioned at acoustic filter case 74 and is coupled to gas exhaust piping 70.As shown in Figures 3 and 4, gas exhaust piping 70 can have the connecting elements 80 radially extended from pipeline, for pipeline heat removal pipeline part 68a being coupled in power train chamber 50.Gas extraction system 56 can have gas deflation assembly 82, it can include rosonator (resonator) chamber, catalytic exhaust-gas converter (catalyticconverter), acoustic filter, expansion chamber or heat extractor, and gas deflation assembly 82 may be located in power train chamber and by heat removal pipeline external member 68 around.
Gas extraction system 56 is coupled to the cylinder cover 84 of internal combustion engine 62.Cylinder cover 84 is coupled to cylinder block 86, and cylinder cover 84 can have to discharge the exhaust port of the waste gas generated in cylinder.Cylinder cover 84 has lays fin 85 around exhaust port, and its fin 76 of laying with gas exhaust piping 70 matches.Cylinder block 86 and cylinder cover 84 can have around its peripheral cooling fin 88 placed, for being dissipated in the heat generated during burning.Engine 62 can have engine capping 90, and it includes cylinder block capping 92 and cylinder cover capping 94.Engine capping 90 can have the first opening of the first end towards encapsulation and the second opening of the second end towards encapsulation, in order to provides the entrance and exit for cooling down air.
As best shown in Figure 3, internal combustion engine 62 can have engine fan 64, and it drives cooling air entrance and exit in engine covers.Engine fan 64 is driven by bent axle, and is positioned at the side relative with alternating current generator 66 of engine 62.Engine fan 64 may be located in the opening 60 of the first partition walls 42, and guard shield 96 is alternatively coupled to the first partition walls 42 with around engine fan 64 and limit opening 60.Engine fan 64 can produce the first air stream in encapsulation 22, and it is driven by the control chamber 46 covered in 90 from engine and driven on cooling fin 88, in order to cooling engine 62.
The position of heat removal pipeline external member 68 can be close to cooling air outlet slit 98, in order to the first air stream from engine 62 is directed in exhaust chamber 54.Heat removal pipeline external member 68 may be located in power train chamber 50, and can extend to exhaust chamber 54 from internal combustion engine 62.Heat removal pipeline external member 68 can provide the heat shielding for gas exhaust piping 70, in order to reduces the heat transfer from pipeline to power train chamber 50.Heat removal pipeline external member 68 can guide the first air stream on gas exhaust piping 70 so that cooling line.Heat removal pipeline external member 68 can reduce the quantity of the hot-air from engine 62 at power train chamber 50 internal recycle, so that the assembly in described chamber operates at lower temperatures.In one embodiment of the invention, heat removal pipeline external member 68 can be channeled out alternating current generator 66 the heat from engine 62, so that alternating current generator operates at lower temperatures.
Power train chamber 50 can have for the air line 100 to alternating current generator 66 supply cooling air.Alternating current generator 66 may be located in alternating current generator outer housing 102, and it has the air duct 104 for receiving cooling air.Air duct 104 is alternatively coupled to air line 100, and the opening in the rear wall of described air line 100 guiding encapsulation 22 is to receive from the cooling air in environment.By scavenger fan 106, cooling air can be drawn in alternating current generator outer housing 102.Scavenger fan 106 can be driven by alternating current generator axostylus axostyle, and is positioned at the side relative with engine 62 of alternating current generator 66.Scavenger fan 106 can suck cooling air and axially through alternating current generator 66 through air line 100, thus producing the second air stream in encapsulation 22 to cool down alternating current generator 66.Second air stream can be discharged in exhaust chamber 54 through the opening 108 in the second partition walls 44, and scavenger fan 106 can extend in exhaust chamber 54 through opening 108.
With reference to Fig. 4, more detailed top, side illustrates the various piece of the electromotor after disassembling.Heat removal pipeline external member 68 includes part 68a and 68b.Entrance 110 and outlet 112 are in the opposing end portions of gas exhaust piping 70, so that the cooling air outlet slit 98 that entrance 110 covers 90 with engine aligns.Heat removal pipeline external member 68 includes being coupled thus around the first assembly 68a and the second assembly 68b of gas exhaust piping 70.Heat removal pipeline external member 68 has the front surface 118 of the part as the first assembly 68a and the rear surface 120 of the part as the second assembly 68b.First assembly 68a and the second assembly 68b is respectively provided with first side part the 122,124 and second side part 126,128, and it extends from corresponding front surface 118 and rear surface 120 along the length of heat removal pipeline external member 68.First side part 122,124 is paired together and the second side part 126,128 is paired together, so that the first assembly 68a and the second assembly 68b is around gas exhaust piping 70.
Heat removal pipeline external member 68 may be located near the front of encapsulation 22, this is because the front that internal combustion engine 62 is likely to towards encapsulation 22 tilts so as to tap into cylinder cover 84.Correspondingly, heat removal pipeline external member 68 may be located at alternating current generator 66 front, and can be oriented in gas extraction system 56 so that rear surface 120 is towards alternating current generator 66.Rear surface 120 can be evenly spaced apart with alternating current generator 66, so that the first side part 124 and the second side part 128 along rear surface 120 are equal with the distance of alternating current generator axostylus axostyle.The front surface 118 of heat removal pipeline external member 68 can be parallel with rear surface 120, and towards the front end, top of encapsulation 22.
First assembly 68a can have from horizontal-extending the first side part 122 of front surface 118, and from vertically extending second side part 126 of front surface 118.Second assembly 68b can have vertically extending first side part 124 and the second side part 128 from rear surface 120.Corner between side part with corresponding front surface 118 and rear surface 120 can be rounded, and the corner of the first assembly 68a can have the radius that the corner than the second assembly 68b is bigger.
Heat removal pipeline external member 68 can have the outward extending bracket 130 from rear surface 120, is coupled to alternating current generator outer housing 102 for pipeline.Bracket 130 preferably has angled first arm 132 and the second arm 134, and wherein the first arm 132 is placed to rear surface 120, and the second arm 134 is horizontal-extending from rear surface 120 when pipeline is placed in gas extraction system.Second arm 134 has the opening for holding the securing member 135 being coupled to alternating current generator outer housing 102.Bracket 130 can have a perpendicular to the edge of the first arm 132 and the extension of the second arm 134 for increasing structural intergrity.
Bracket 130 and rear surface 120 have opening, and aerofluxus support member 136 extends past described opening.Described opening can be fluting, and aerofluxus support member 136 can be bracket gas exhaust piping 70 being coupled to alternating current generator outer housing 102.Aerofluxus support member 136 extends to alternating current generator outer housing 102 on the second arm 134 side, so that aerofluxus support member 136 is coupled to alternating current generator outer housing 102 with the second arm 134 in identical position.In another embodiment, the position of bracket 130 can be close to the opening in rear surface 120 without the opening in the first arm 132.
Aerofluxus support member 136 preferably stretches out from gas exhaust piping 70 and is coupled to alternating current generator outer housing 102.Aerofluxus support member 136 can be the straight bracket with the first end and the second end, and its first end is tangentially placed on gas exhaust piping, and the second end has the opening of the securing member 135 for described support member being coupled to alternating current generator outer housing 102.Aerofluxus support member 136 can have a perpendicular to the edge of first type surface bending for increasing intensity.But described edge can extend except the first end along the length of aerofluxus support member 136, so that the surface of described support member is alternatively coupled to gas exhaust piping 70.Aerofluxus support member 136 can extend past the fluting provided in the second assembly 68b, and extends to alternating current generator 66.
Aerofluxus support member 136 can horizontal-extending and contiguous heat removal pipeline bracket 130 so that aerofluxus support member 136 and heat removal pipeline bracket 130 can together be coupled to alternating current generator outer housing 102.Aerofluxus support member 136 can be assemblied in the edge of heat removal pipeline bracket 130, and flushes with heat removal pipeline bracket 130.Second end of aerofluxus support member 136 can have the opening being provided for accommodation securing member 135, and described securing member 135 is the same fasteners being used to heat removal pipeline bracket 130 to be coupled to alternating current generator outer housing 102.Opening in aerofluxus support member 136 can include the first fluting, and the opening in heat removal pipeline bracket 130 can include the second fluting.First and second flutings can each other in right angle, in order to guarantee enough be directed at for holding in the corresponding opening of securing member 135.
Aerofluxus support member 136 and heat removal pipeline bracket 130 can together be coupled to alternating current generator bracket 138.Alternating current generator bracket 138 is desirably integrated into the bracket being used to that alternating current generator outer housing 102 is fixed together.Described outer housing can include the stator capping 140 being between crankcase capping 142 and end capping 144.Crankcase capping 142 and end capping 144 can have the bracket holding the bolt in order to outer housing pincers is clipped together.Bracket in end capping 144 may be configured to hold the additional fasteners 135 in order to heat removal pipeline bracket 130 and aerofluxus support member 136 are coupled to alternating current generator outer housing 102.Alternating current generator bracket 138 can have the horizontal planar surface flushing pairing with heat removal pipeline bracket 130 and aerofluxus support member 136.
Referring now to Fig. 5 and 6, according to one embodiment of present invention, heat removal pipeline external member 68 is shown as being coupled to gas exhaust piping 70.Gas exhaust piping 70 preferably has supporting member heat removal pipeline external member 68 being coupled to gas exhaust piping 70.First supporting member 146 and the second supporting member 148 can horizontally outward extend to the front surface 118 of heat removal pipeline external member 68 from gas exhaust piping 70.First supporting member 146 and the second supporting member 148 can lay respectively at the both sides of gas deflation assembly 82, and described gas deflation assembly 82 can include rosonator chamber, catalytic exhaust-gas converter, acoustic filter, expansion chamber or heat extractor.3rd supporting member 150 can extend outwardly into the rear surface 120 of heat removal pipeline external member 68 from gas exhaust piping 70.3rd supporting member 150 may be located at the upstream of gas deflation assembly 82, and can extend towards alternating current generator 66, thus being perpendicular to rear surface 120.First supporting member 146 and the second supporting member 148 are alternatively coupled to the first assembly 68a, and the 3rd supporting member 150 and aerofluxus support member 136 are then coupled to the second assembly 68b.
Heat removal pipeline external member 68 can be rectangular, and it has entrance 110 and outlet 112 in end, in order to be directed in exhaust chamber 54 by the first air stream.Heat removal pipeline external member 68 can have the first assembly 68a and the second assembly 68b, and it is coupled to each other along the both sides of pipeline, thus assembling around gas exhaust piping 70.The first and second couples pairing fin 152 that first assembly 68a and the second assembly 68b can pass through along the length of pipeline is placed is coupled.Each assembly can have the first fin of the first side being in pipeline and be in the second fin of the second side, and its respective airfoil with another assembly is matched.Fin 152 can include from the outward extending flat surfaces of described assembly, and one of them fin of each pairing can have along outer peripheral lip 154, in order to guides in place by the fin of pairing.Fin 152 can have the opening for holding securing member, and the nut with screwed hole or flange (boss) can be fixed to described opening to hold the bolt as securing member.
Heat removal pipeline external member 68 can be assembled around gas exhaust piping 70, so that entrance 110 is corresponding to the cooling air outlet slit 98 of engine capping 90.Heat removal pipeline external member 68 can be placed on gas exhaust piping 70, so that entrance 110 is near the cooling air outlet slit 98 of engine 62 and spaced apart with engine 62, so that heat removal pipeline external member 68 will not be vibrated on engine 62.First assembly 68a preferably has the inlet profiles matched with the exit opening in cylinder cover capping 94.Second assembly 68b preferably has and extends beyond entrance 110 and flared orientation member 156, in order to be directed in heat removal pipeline external member 68 by the first air stream.Orientation member 156 can extend substantially into cylinder block capping 92 from rear surface 120, and extends along the width of rear surface 120.In another example of the present invention, the entrance 110 of heat removal pipeline external member may be coupled directly to cylinder block capping 92 and cylinder cover capping 94 in the middle of one or more.
Heat removal pipeline external member 68 can have the outlet profile of the profile corresponding to the opening 72 (Fig. 2) in the second partition walls 44.Outlet 112 can be tapered in pipeline, and it can help the first air stream to be directed in exhaust chamber 54.Heat removal pipeline external member 68 is alternatively coupled to gas exhaust piping 70, so that outlet 112 is spaced apart with the opening 72 (Fig. 2) in the second partition walls 44.In other embodiments of the invention, heat removal pipeline external member 68 is coupled to gas exhaust piping 70, so that export 112 openings 72 (Fig. 2) flushing or extending past in the second partition walls 44 with the second partition walls 44.In some embodiments of the invention, heat removal pipeline external member 68 can have uniform profile along its length, and can include the tubing of circle, triangle, rectangle or other section shapes.
First assembly 68a and the second assembly 68b can be made up of thin sheet of metal.First assembly 68a and the second assembly 68b can by carrying out punching press to thin sheet of metal thus forming the profile of assembly and being formed.Described thin sheet of metal can include the strengthening rib 158 extended from the surface of heat removal pipeline external member 68.Strengthening rib 158 can include the V-arrangement or the radiant type impression that are formed by mold pressing process.Strengthening rib 158 can extend to second fin 152 from first fin 152, and strengthen rib 158 and can extend along the length of assembly 68a, 68b.Strengthening rib 158 along the length of assembly 68a, 68b can intersect with the strengthening rib 158 of the width along assembly 68a, 68b.
With reference to Fig. 7 and 8, illustrated therein is aerofluxus and the opposing end portions of heat removal pipeline external member.According to an embodiment, gas exhaust piping 70 can have the one or more connecting elements 80 extended radially outwards from pipeline, is coupled to gas exhaust piping 70 for heat removal pipeline external member 68.Gas exhaust piping 70 has connecting elements 80 in the one or more positions of the length along gas exhaust piping 70, in order to support entrance 110 and the outlet 112 of heat removal pipeline external member 68.Connecting elements 80 can include having the first end being welded to gas exhaust piping and the connecting rod of the second end being fixed to heat removal pipeline external member 68.Second end can have a perpendicular to the flat surfaces of the axle of connecting rod, and for holding the screwed hole of bolt.Connecting elements 80 can also have enough length, so that heat removal pipeline external member 68 is assembled around gas deflation assembly 82.
Heat removal pipeline external member 68 can have the impression 160 along surface, and it provides the restraint location in order to heat removal pipeline external member 68 is coupled to connecting elements 80.Impression 160 produces to be parallel to the surface of the end of support link, and has the opening for holding securing member 161.When heat removal pipeline external member 68 is secured to connecting elements 80, impression 160 allows securing member 161 to flush pairing with the surface of heat removal pipeline external member 68.Impression 160 can be provided for the depression of securing member head end, so that described head end will not extend beyond the outer surface of heat removal pipeline external member 68.Heat removal pipeline external member 68 can include for heat removal pipeline external member 68 is coupled to gas exhaust piping 70 and for the first assembly 68a being coupled to the securing member of the second assembly 68b.
It is advantageous that The embodiment provides a kind of heat extraction for electromotor to manage system.Described system can include the heat removal pipeline external member being positioned at electromotor encapsulation, and the encapsulation of described electromotor is configured to improve the air flowing of electromotor and heat extraction management.Heat removal pipeline external member can be laid around exhaustor, so that entrance is positioned to receive the cooling air discharged from engine, and makes to export the exhaust chamber in cooling air delivery to encapsulation.The heat extraction management of described improvement and air flowing reduce dimensional requirement and the power consumption of the electromotor in encapsulation.Described system allows the raising of the efficiency of less operation temperature and engine-generating set.
Therefore, according to one embodiment of present invention, a kind of electromotor includes: multi-chamber electromotor encapsulates, and is placed in the engine in the encapsulation of multi-chamber electromotor, and is driven and be positioned at the alternating current generator of at least one chamber of multi-chamber electromotor encapsulation by described engine.Described electromotor also includes being operably coupled to engine and extending at least across the gas extraction system of at least one chamber that the multi-chamber electromotor wherein with alternating current generator encapsulates from engine, and essentially around the heat shielding of described gas extraction system in comprising at least one chamber of multi-chamber encapsulation electromotor of alternating current generator.
According to another embodiment of the invention, it is provided that the exhaust main of a kind of stand-by generator for having alternating current generator and tubing.Described exhaust main and tubing include can be coupled to internal combustion engine so that from the house steward of this reception waste gas, and described house steward has from this house steward at least one connection mechanism outward extending.Described exhaust main and tubing also include around house steward and the air line being placed to described connection mechanism, and described air line forms the cooling air path between air line and house steward for the length of the alternating current generator at least stand-by generator.
According to another embodiment of the invention, a kind of method manufacturing electromotor includes: providing the multi-chamber electromotor encapsulation with power train chamber, described power train chamber has the first inlet channel and first exhaust passage；And engine and the alternating current generator driven by engine are placed in power train chamber.Described method also includes that engine is cooled down fan and is placed in the encapsulation of multi-chamber electromotor, it is drawn in power train chamber through the first inlet channel so that described engine cooling fan may operate to cool down air stream first, and on engine, drives the first cooling air stream.Described method also includes: gas extraction system is placed in power train chamber, and described gas extraction system is operably coupled to engine and extends power train chamber through first exhaust passage from engine；And place in power train chamber from engine through the power train chamber heat removal pipeline essentially around gas extraction system.
This written description employs some examples to the open present invention, including best pattern, and also makes those skilled in the art can put into practice the present invention, including making and using any device or system and implement any merged method.The scope of patent protection of the present invention is defined by the claims, and can include other examples that those skilled in the art expect.If it has the literal language from claims there is no different structural details, if or it include the literal language with claims and there is no the equivalent structural elements of significant difference, then other examples such should drop in the scope of claims.
Claims (27)
1. an electromotor, comprising:
Multi-chamber electromotor encapsulates；
It is placed in the engine in the encapsulation of multi-chamber electromotor；
Driven and be positioned at the alternating current generator of at least one chamber of multi-chamber electromotor encapsulation by engine；
It is operably coupled to engine and extends at least across the gas extraction system of at least one chamber that the multi-chamber electromotor wherein with alternating current generator encapsulates from engine；And
Essentially around the heat shielding of gas extraction system in comprising at least one chamber of multi-chamber encapsulation electromotor of alternating current generator.
2. the electromotor of claim 1, its cooling air source also including being in alternating current generator upstream, and wherein make cooling air pass through between heat shielding and gas extraction system at least one chamber of the multi-chamber electromotor encapsulation comprising alternating current generator.
3. the electromotor of claim 2, wherein, at least one chamber of the multi-chamber electromotor encapsulation comprising alternating current generator includes gas exhaust piping passage；And
Wherein, gas extraction system extends past gas exhaust piping passage, and at least one chamber that heat shielding encapsulates through gas exhaust piping passage cooling air from the multi-chamber electromotor comprising alternating current generator is discharged.
4. the electromotor of claim 2, wherein, described engine is the air cooled engine with cooling fin；And
Wherein, cooling air source is positioned at the upstream of engine, and make cooling air between heat shielding and gas extraction system through before on cooling fin, drive cooling air so that cooling engine.
5. the electromotor of claim 4, wherein, described engine includes the engine capping covering cooling fin, the capping of described engine has for making cooling air flow so that the entrance and exit of cooling engine on cooling fin, its middle outlet is placed around gas extraction system, so that gas extraction system extends past described outlet from engine.
6. the electromotor of claim 4, wherein, described engine is placed at least one chamber of the multi-chamber electromotor encapsulation comprising alternating current generator；
Wherein, at least one chamber of the multi-chamber electromotor encapsulation comprising alternating current generator includes gas exhaust piping passage, and gas extraction system extends past described gas exhaust piping passage；And
Wherein, heat shielding extends to gas exhaust piping passage substantially along gas extraction system from engine, and discharges cooling air through gas exhaust piping passage.
7. the electromotor of claim 4, wherein, described cooling air source includes the fan that engine drives.
8. the electromotor of claim 2, wherein, the encapsulation of described multi-chamber electromotor also includes forward direction chamber, and it communicates with at least one chamber fluid of the multi-chamber electromotor encapsulation comprising alternating current generator and have the air intake for sucking air from environment；And
Wherein, engine is placed at least one chamber of the multi-chamber electromotor encapsulation comprising alternating current generator, and including the engine fan for cooling engine, described engine fan drives cooling air to provide cooling air source by cooling air is drawn at least one chamber of the multi-chamber electromotor encapsulation comprising alternating current generator and on engine from forward direction chamber.
9. the electromotor of claim 8, wherein, the encapsulation of described multi-chamber electromotor also includes exhaust chamber, and it communicates with at least one chamber fluid of the multi-chamber electromotor encapsulation comprising alternating current generator and have the air outlet slit for air is discharged in environment；
Wherein, gas extraction system extends to exhaust chamber from engine；
Wherein, heat shielding is directed to cooling air in exhaust chamber；And
Described electromotor also includes the scavenger fan being driven and being arranged in exhaust chamber by alternating current generator, and described scavenger fan through alternating current generator by drawing air and is discharged to the air being driven across alternating current generator in exhaust chamber and cools down alternating current generator.
10. the electromotor of claim 1, wherein, the encapsulation of described multi-chamber electromotor includes framework and closes a pair door relative, substantial symmetry of described framework in the top side of electromotor.
11. be used for exhaust main and a tubing with the stand-by generator of alternating current generator, comprising:
Can be coupled to internal combustion engine so that from the house steward of this reception waste gas, described house steward has from this house steward at least one connection mechanism outward extending；
Around house steward and the air line being placed to connection mechanism, described air line forms the cooling air path between air line and house steward for the length of the alternating current generator at least stand-by generator.
12. the exhaust main of claim 11 and tubing, wherein, described air line is two pieces external member.
13. the exhaust main of claim 12 and tubing, wherein, in the middle of described two pieces each has the first end and second end of the length along air line, in the middle of described two pieces each includes a fin in each end, the fin of the first end is paired together and the fin of the second end is paired together, so that described two pieces external member is essentially around house steward.
14. the exhaust main of claim 11 and tubing, wherein, described internal combustion engine includes the cylinder block and the cylinder cover that are respectively provided with cooling fin, and described exhaust main and tubing also include being placed on cooling fin and limiting for making the engine cooling down the entrance and exit that air flows on cooling fin cover；And
Wherein, house steward extends past the outlet of engine capping from internal combustion engine.
15. the exhaust main of claim 14 and tubing, wherein, described air line is placed to connection mechanism, so that the cooling air that the inlet collector going to air line is discharged from engine through the outlet that engine covers.
16. the exhaust main of claim 15 and tubing, wherein, described air line is two pieces external member, and in the middle of wherein said two pieces external member has the inlet profiles that the neighbouring part with the outlet profile of engine capping mates.
17. the exhaust main of claim 14 and tubing, wherein, the entrance of described air line includes from the outward extending directed fin of the entrance of air line, in order to the cooling air discharged from internal combustion engine is directed in air line.
18. the exhaust main of claim 11 and tubing, wherein, described air line includes outlet, and it is inwardly tapered essentially around the whole circumference of the outlet of air line.
19. the method manufacturing electromotor, described method includes:
Thering is provided the multi-chamber electromotor encapsulation with power train chamber, described power train chamber has the first inlet channel and first exhaust passage；
Engine and the alternating current generator driven by engine are placed in power train chamber；
Engine is cooled down fan be placed in the encapsulation of multi-chamber electromotor, be drawn in power train chamber through the first inlet channel so that described engine cooling fan may operate to cool down air stream first, and on engine, drive the first cooling air stream；
Gas extraction system is placed in power train chamber, and described gas extraction system is operably coupled to engine and extends power train chamber through first exhaust passage from engine；And
Place in power train chamber from engine through the power train chamber heat removal pipeline essentially around gas extraction system.
20. the method for claim 19, wherein, described power train chamber also includes the second inlet channel and the second exhaust passage；And described method also includes:
Alternating current generator is cooled down fan and is coupled to alternating current generator, it is drawn in power train chamber and through alternating current generator to cool down air stream through the second inlet channel second, and through the second exhaust passage, the second cooling air stream is discharged from power train chamber.
21. the method for claim 20, wherein, engine cooling fan is placed on the upstream of alternating current generator and engine, and alternating current generator cooling fan is positioned at the downstream of alternating current generator and engine.
22. the method for claim 21, wherein, described gas extraction system extends past the power train chamber being in engine cooling fan downstream from engine.
23. the method for claim 20, wherein, the encapsulation of described multi-chamber electromotor also includes exhaust chamber, and it has the exhaust port in order to air is discharged in environment and communicates with power train chamber through the first and second exhaust passages.
24. the method for claim 23, wherein, the encapsulation of described multi-chamber electromotor also includes inlet plenum, and it has to receive from the air inlet port of the air in environment and communicate with power train chamber through at least the first inlet channel.
25. the method for claim 24, wherein, engine cooling fan is arranged in the first inlet channel, and alternating current generator cooling fan is arranged in exhaust chamber and is coupled to alternating current generator through the second exhaust passage.
26. the method for claim 23, wherein, described gas extraction system includes the acoustic filter being arranged in exhaust chamber.
27. the method for claim 19, wherein, described heat removal pipeline extends substantially into engine and extends substantially into first exhaust passage.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562113258P | 2015-02-06 | 2015-02-06 | |
| US62/113,258 | 2015-02-06 | ||
| US14/703,284 US10186931B2 (en) | 2015-02-06 | 2015-05-04 | Electrical generator heat management system |
| US14/703,284 | 2015-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105736109A true CN105736109A (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610082409.1A Pending CN105736109A (en) | 2015-02-06 | 2016-02-05 | Heat extraction management system for electrical generator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105736109A (en) |
| CA (1) | CA2918574A1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002129971A (en) * | 2000-10-19 | 2002-05-09 | Honda Motor Co Ltd | Engine generator |
| CN1472427A (en) * | 2002-07-30 | 2004-02-04 | 雅马哈发动机株式会社 | Power generator of engine |
| CN201940725U (en) * | 2010-12-27 | 2011-08-24 | 重庆运达科技有限公司 | Internal combustion arc welding equipment driven by air-cooled diesel engine |
| CN104314676A (en) * | 2014-09-05 | 2015-01-28 | 浙江耀锋动力科技有限公司 | Complete silent power generator set structure |
-
2016
- 2016-01-21 CA CA2918574A patent/CA2918574A1/en active Pending
- 2016-02-05 CN CN201610082409.1A patent/CN105736109A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002129971A (en) * | 2000-10-19 | 2002-05-09 | Honda Motor Co Ltd | Engine generator |
| CN1472427A (en) * | 2002-07-30 | 2004-02-04 | 雅马哈发动机株式会社 | Power generator of engine |
| CN201940725U (en) * | 2010-12-27 | 2011-08-24 | 重庆运达科技有限公司 | Internal combustion arc welding equipment driven by air-cooled diesel engine |
| CN104314676A (en) * | 2014-09-05 | 2015-01-28 | 浙江耀锋动力科技有限公司 | Complete silent power generator set structure |
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| Publication number | Publication date |
|---|---|
| CA2918574A1 (en) | 2016-08-06 |
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Application publication date: 20160706 |