CN108331663A - High-power V-shaped multi-cylinder diesel engine system - Google Patents
High-power V-shaped multi-cylinder diesel engine system Download PDFInfo
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- CN108331663A CN108331663A CN201810122083.XA CN201810122083A CN108331663A CN 108331663 A CN108331663 A CN 108331663A CN 201810122083 A CN201810122083 A CN 201810122083A CN 108331663 A CN108331663 A CN 108331663A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/002—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
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/04—Arrangements of liquid pipes or hoses
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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
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
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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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
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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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops
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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
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
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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
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/0406—Layout of the intake air cooling or coolant circuit
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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
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/001—Engines characterised by provision of pumps driven at least for part of the time by exhaust using exhaust drives arranged in parallel
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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
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/004—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust drives arranged in series
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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
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/007—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in parallel, e.g. at least one pump supplying alternatively
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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
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
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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
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B75/22—Multi-cylinder engines with cylinders in V, fan, or star arrangement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
- F02F7/007—Adaptations for 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
- F01P3/00—Liquid cooling
- F01P3/02—Arrangements for cooling cylinders or cylinder heads
- F01P2003/028—Cooling cylinders and cylinder heads in series
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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
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
- F01P2005/105—Using two or more pumps
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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
- F01P2060/00—Cooling circuits using auxiliaries
- F01P2060/04—Lubricant cooler
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0002—Cylinder arrangements
- F02F7/0012—Crankcases of V-engines
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of high-power V-shaped multi-cylinder diesel engine systems, including V-cylinder block and multiple monomer cylinder head；Gas handling system comprising four turbocharger and a charge air cooler；Lubricating system comprising oil cooler；And cooling system, it includes high temperature water-flow circuit and low temperature water-flow circuit, low temperature water-flow circuit is used for cooling machine oil cooler and charge air cooler, and high temperature water-flow circuit includes front-seat radiator and high-temperature water pump, and high temperature water-flow circuit is used for cooling down V-cylinder block and multiple monomer cylinder head.The body is compact, power is high, torque is big.
Description
Technical field
The present invention relates to engine art, more particularly to a kind of high-power V-shaped multi-cylinder diesel engine system.
Background technology
Large-power High-Speed diesel engine is generally used for generator station, petrochemical industry, high speed light crafts and naval vessels etc..Substantially
For four-stroke machine, since Large-power High-Speed diesel engine requires have very high single-machine capacity, intense loading degree requires more general
Diesel engine is high, and for external advanced high-speed diesel engine, mean effective pressure is up to 3MPa, and highest detonation pressure is up to
20MPa.The characteristics of high power, large torque are required due to Large-power High-Speed diesel engine, to several important critical systems
It is required that it is relatively high, such as cylinder assembly system, dynamical system, diesel systems, cooling system, lubricating system etc..
Being disclosed in the information of the background technology part, it is only intended to increase understanding of the overall background of the invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or imply that the information is constituted in any form.
Invention content
The purpose of the present invention is to provide a kind of high-power V-shaped multi-cylinder diesel engine systems, and body is compact, power is high, torque
Greatly.
To achieve the above object, the present invention provides a kind of high-power V-shaped multi-cylinder diesel engine systems, including：V-type cylinder
Body is disposed with two row cylinder-bores of multiple V-shaped arrangements on the V-cylinder block, and the angle between the two row cylinder-bore is 90 degree；
Multiple monomer cylinder head, it is corresponding mounted on the cylinder oral area position of two row cylinder-bores respectively；Gas handling system comprising four turbines increase
Depressor and a charge air cooler, charge air cooler are fixed on the rear end top position of V-cylinder block, and each two turbocharger is arranged to one
Group, two groups of turbocharger are arranged in the rear end upper position of two list body cylinder head along the orientation of two row cylinder-bores respectively
It sets, the turbine of every group of turbocharger is oppositely arranged and two whirlpool final vacuum manifold combinate forms are at an exhaust vent, every group
Lateral air cleaner is connected on the compressor of turbocharger, the compressor of each turbocharger passes through tracheae respectively
It is connected with charge air cooler, the two bottom sides of charge air cooler are respectively equipped with air outlet slit, and air inlet is connected separately on two air outlet slits
Pipe, air inlet pipe are formed by connecting by five section single tubes, are often saved on single tube integrally formed with air inlet tube；Lubricating system comprising oil
Bottom case, two pre- oil feed pumps, two lubricating oil pump, oil filter and oil cooler, oil sump are located at the bottom of V-cylinder block
Portion, two pre- oil feed pumps are located at the front side of oil sump, and two lubricating oil pump are located at the lower section of the front end crank pulley of V-cylinder block
Two side positions, oil cooler are located at the upper left side position of the front end of V-cylinder block, and oil filter is located at V-cylinder block
The upper right side position of front end, the machine oil in oil sump input machine oil cooling simultaneously by two pre- oil feed pumps and two lubricating oil pump
Device, oil cooler and oil filter are connected by oil pipe, the oil outlet of oil filter and the main oil conduit of V-cylinder block
Connection；And cooling system comprising high temperature water-flow circuit and low temperature water-flow circuit, low temperature water-flow circuit include heel row
Radiator and low temperature water pump, low temperature water-flow circuit are used for cooling machine oil cooler and charge air cooler, and high temperature water-flow circuit includes
Front-seat radiator and high-temperature water pump, high temperature water-flow circuit are used for cooling down V-cylinder block and multiple monomer cylinder head.
Preferably, the piston with the combustion chambers W is provided in two row cylinder-bores of V-cylinder block, internal piston has interior
The circumferential wall of oil cooling passage, piston is equipped with four annular grooves.
Preferably, high-temperature water pump and low temperature water pump are arranged in the top both sides of the front end crank pulley of V-cylinder block, bent
Shaft pulley respectively drives low temperature water pump and high-temperature water pump, flows through the coolant liquid of V-cylinder block and multiple monomer cylinder head through going out
Supply mains enters front-seat radiator, and thermostat is connected between outfall sewer and front-seat radiator, and thermostat setting is cold in machine oil
But on the V-cylinder block on rear side of device.
Preferably, charge air cooler is rectangle shell, and the inside of rectangle shell has air circulation cavity, air stream cavity
Cooling liquid flowing channel is equipped in rectangle shell around body, low temperature water-flow circuit connects with the cooling liquid flowing channel in rectangle shell
It is logical.
Preferably, oil filter includes pedestal and multiple filter cylinders for being arranged on the pedestal, and multiple filter cylinders are horizontally disposed.
Preferably, the stroke Yu cylinder diameter ratio of high-power V-shaped multi-cylinder diesel engine system are 1.05-1.23.
Preferably, the adjacent cylinder centre-to-centre spacing of high-power V-shaped multi-cylinder diesel engine system and cylinder diameter ratio are 1.25-1.4.
Preferably, high-power V-shaped multi-cylinder diesel engine system cylinder number is 12,16 or 20.
Compared with prior art, the present invention has the advantages that：By the way that V-cylinder block, multiple monomer cylinders is arranged
Lid, four boosters and a charge air cooler, compressed air make its density further increase through supercooling, are conducive to improve and start
The power of machine improves performance, and cooling system is cooled separately using high-low-temperature, such high temperature and low-temperature components classification cooling, can
Intake air temperature and oil temperature are reduced, while reducing heat-energy losses, engine is more fuel-efficient, meets Large-power High-Speed diesel engine Gao Gong
The requirement of rate, large torque, body is compacter, and intensity is big.
Description of the drawings
Fig. 1 is the structural schematic diagram of the V-cylinder block of high-power V-shaped multi-cylinder diesel engine system according to the present invention；
Fig. 2 is that monomer cylinder head is arranged on the V-cylinder block of high-power V-shaped multi-cylinder diesel engine system according to the present invention
Structural schematic diagram；
Fig. 3 is the front view of high-power V-shaped 20 cylinder diesel system according to the present invention；
Fig. 4 is the right view of high-power V-shaped 20 cylinder diesel system according to the present invention；
Fig. 5 is the left view of high-power V-shaped 20 cylinder diesel system according to the present invention；
Fig. 6 is the vertical view of high-power V-shaped 20 cylinder diesel system according to the present invention；
Fig. 7 is the schematic diagram of the cooling system of high-power V-shaped multi-cylinder diesel engine system according to the present invention.
Specific implementation mode
Below in conjunction with the accompanying drawings, the specific implementation mode of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield range is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other component parts.
As shown in Figure 1 to Figure 2, according to a kind of high-power V-shaped multi-cylinder diesel engine system of the specific embodiment of the invention, packet
V-cylinder block 100 and multiple monomer cylinder head 200 are included, is wherein disposed with the two of multiple V-shaped arrangements on the V-cylinder block 100
Row cylinder-bore, the angle between two row cylinder-bores of the V-cylinder block 100 is 90 degree, and multiple monomer cylinder head 200 correspond to respectively
The cylinder oral area position of two row cylinder-bores on V-cylinder block 100.
The cylinder number of high-power V-shaped multi-cylinder diesel engine system provided in this embodiment can be 12,16 or 20, the present embodiment with
It is illustrated for 20 cylinders.
As shown in Fig. 3 to 6, which includes V-cylinder block 100 and 20 monomer cylinders
Lid 200, is wherein disposed with two row cylinder-bores of 20 V-shaped arrangements on the V-cylinder block 100, and the two of the V-cylinder block 100
Angle between row cylinder-bore is 90 degree, and 20 monomer cylinder head 200 are corresponding respectively to be mounted on two row gas on V-cylinder block 100
The cylinder oral area position of cylinder holes.Further include gas handling system, gas handling system includes four turbocharger and a charge air cooler 1, each two
Turbocharger is arranged to one group, and two groups of turbocharger are arranged in two list body gas along the orientation of two row cylinder-bores respectively
The rear end top position (referring to Fig. 6, two turbocharger that the orientation along two row cylinder-bores is arranged are at one group) of cylinder cap,
The turbine 21 of every group of turbocharger is oppositely arranged and two whirlpool final vacuum manifold combinate forms are at an exhaust vent 23, every group
Lateral air cleaner 22 is connected on the compressor of turbocharger, the compressor of each turbocharger passes through gas respectively
Pipe 24 is connected with charge air cooler 1, and the two bottom sides of charge air cooler 1 are respectively equipped with air outlet slit 11 (referring to Fig. 4), two air outlet slits
Air inlet pipe 6 is connected separately on 11, air inlet pipe 6 is formed by connecting by five section single tubes, is often saved on single tube integrally formed with air inlet connecting
Pipe.Lubricating system includes the pre- oil feed pump 9, two of oil sump 5, two lubricating oil pump 8, oil filter 10 and oil cooler 4, oil
Bottom case 5 is located at the bottom of V-cylinder block 100, and two pre- oil feed pumps 9 are located at the front side of oil sump 5, and two lubricating oil pump 8 are located at V-arrangement
Two side position of lower section of the front end crank pulley of cylinder block 100, oil cooler 4 are located at a left side for the front end of V-cylinder block 100
Top position, oil filter 10 are located at the upper right side position of the front end of V-cylinder block 100, and the machine oil in oil sump 5 leads to simultaneously
It crosses two pre- oil feed pumps 9 and two lubricating oil pump 8 inputs oil cooler 4, oil cooler 4 and oil filter 10 pass through oil pipe
Connection, the oil outlet of oil filter 10 are connected to the main oil conduit of V-cylinder block 100.Cooling system includes high-temperature water cycle
Circuit and low temperature water-flow circuit, low temperature water-flow circuit include heel row radiator and low temperature water pump 6, and low temperature water-flow circuit is used
Come cooling machine oil cooler 4 and charge air cooler 1, high temperature water-flow circuit includes front-seat radiator and high-temperature water pump 7, high-temperature water cycle
Circuit is used for cooling down V-cylinder block 100 and 20 monomer cylinder head 200.
In said program, the design covered per cylinder one, Intensity of Cylinder Head height.Cooling system includes high temperature water-flow circuit and low temperature
Water-flow circuit, low temperature water-flow circuit include heel row radiator and low temperature water pump, and low temperature water-flow circuit is used for cooling machine oil
Cooler, high temperature water-flow circuit include front-seat radiator and high-temperature water pump, and high temperature water-flow circuit is used for cooling down V-cylinder block
100 and 20 monomer cylinder head 200, this to be cooled separately using high-low-temperature, water at low temperature cooling intercooler and oil cooler,
High-temperature water cools down cylinder block and cylinder head, can reduce intake air temperature and oil temperature, while reducing heat-energy losses, engine more saves
Oil.Using existing exhaust turbine pressuring technology, a kind of increasing is formed by the way that four independent boosters and a charge air cooler are arranged
ICS intercooler system is pressed, when engine works, the exhaust gas from the exhaust pipe of engine enters turbine, and the thermal energy in exhaust gas pressure makes turbine
Rotation, and make to rotate with the coaxial compressor of turbine.Compressor draws air into and compresses, and then enters engine by pipeline
Air inlet pipe, the exhaust gas for having cooled down and having expanded for leaving turbine are concentrated the exhaust vent for guiding booster centre position by turbine case
23 enter air.Air inlet after compression, improves the atmospheric density for being filled with cylinder, oil supply system it is good fit under, make more
More fuel are fully burnt, and improve power, and improve economy.
As a kind of preferred embodiment, it is provided with the piston with the combustion chambers W in two row cylinder-bores of V-cylinder block 100,
There is internal piston interior oil cooling passage, the circumferential wall of piston to be equipped with four annular grooves.In the present solution, using W Combustor Technologies, air inlet
Amount is big, is uniformly mixed, and burning is more abundant, and fuel-efficient power range area is wide.Piston uses interior oil cooling passage structure, cools down,
Four groove structures, sealing effect are more preferable.
As a kind of preferred embodiment, as shown in figure 5, high-temperature water pump 7 and low temperature water pump 6 are arranged in V-cylinder block 100
The top both sides of front end crank pulley, crank pulley respectively drive low temperature water pump 6 and high-temperature water pump 7, flow through V-cylinder block
The coolant liquid of 100 and 20 monomer cylinder head 200 enters front-seat radiator through outfall sewer, outfall sewer and front-seat radiator it
Between be connected with thermostat, thermostat is arranged on the V-cylinder block 100 of 4 rear side of oil cooler.
As a kind of preferred embodiment, charge air cooler 1 is rectangle shell, and the inside of rectangle shell has air stream cavity
Body, is equipped with cooling liquid flowing channel in the rectangle shell around air circulation cavity, low temperature water-flow circuit in rectangle shell
Cooling liquid flowing channel connection.In the present solution, low temperature water dispenser can be arranged in low temperature water-flow circuit, low temperature water dispenser can
To be fixed on position of the front end of V-cylinder block above crank pulley, the purpose of setting low temperature water dispenser is exactly, low
Warm water circulation circuit can simultaneously cooling machine oil cooler 4 and charge air cooler 1.
As a kind of preferred embodiment, oil filter 10 includes pedestal and the multiple filter cylinders being arranged on the pedestal, more
A filter cylinder is horizontally disposed, is preferably provided 8 filter cylinders.
As shown in fig. 7, the present embodiment proposition is cooled separately using high-low-temperature, water at low temperature cooling intercooler and machine oil are cold
But device, high-temperature water cool down cylinder block and cylinder head, which, which belongs to, forces closed cycle water cooling system, coolant liquid that should adopt
With antifreeze, rust coolant liquid.It is cooled separately using high and low temperature water, water at low temperature cooling intercooler and oil cooler, high-temperature water cooling
But cylinder block and cylinder head, for the control of high-temperature water leaving water temperature at 75~95 DEG C, oil temperature control is convenient at 80~110 DEG C.
In the system, water pump and fan, radiator, oil cooler are the critical pieces of cooling system.When engine is run, by bent axle
Timing gears respectively drive high/low temperature water pump by left and right idle gear, drive water pump vane rotation, coolant liquid is in water pump centrifugal force
Effect is lower to generate certain pressure, is flowed out from pump outlet.The coolant liquid that high-temperature water pump extrudes enters cylinder block, cylinder head
Cooling jacket, coolant liquid, to outfall sewer, flow into radiator after cooling cylinder block, cylinder head after thermostat.Thermostat fills
In water outlet tube end, thermostat A.T.C function, when coolant temperature is more than 75 DEG C, thermostat is opened, and cooling is worked as
When liquid temperature is more than 85 DEG C, thermostat standard-sized sheet, coolant liquid fully enters radiator at this time, then flows back into water pump.If coolant liquid temperature
Degree is less than 75 DEG C, is flowed directly to water pump without cooling through radiator heat-dissipation and walks cooling cycle again.During low temperature water pump then cools down
Cooler and oil cooler are then return to radiator and radiate.This high temperature and low-temperature components classification cooling, can reduce air inlet
Temperature and oil temperature, while heat-energy losses are reduced, engine is more fuel-efficient.
As a kind of preferred embodiment, stroke and the cylinder diameter ratio of high-power V-shaped multi-cylinder diesel engine system are 1.05-
1.23.In the present solution, selecting smaller stroke and cylinder diameter ratio, height, width and the weight of diesel engine, diesel engine can be reduced
Rotating speed can increase, improve the power of diesel engine.
As a kind of preferred embodiment, adjacent cylinder centre-to-centre spacing and the cylinder diameter ratio of high-power V-shaped multi-cylinder diesel engine system
For 1.25-1.4.In the present solution, bore spacing and cylinder diameter ratio 1.25-1.4, the length of diesel engine is more compact, diesel engine it is strong
The rigidity of change degree higher, bent axle and body is stronger.Since crankshaft length shortens, torsion stiffness enhancing improves shafting self-vibration
Circular frequency, torsional oscillation performance are improved.
To sum up, the high-power V-shaped multi-cylinder diesel engine system of the present embodiment, by the way that V-cylinder block 100, multiple monomers is arranged
Cylinder head 200, mating four boosters of gas handling system and a charge air cooler, compressed air keep its density further through supercooling
Improve, be conducive to improve the power of engine, improve performance, cooling system is cooled separately using high-low-temperature, such high temperature and
Low-temperature components classification cooling, can reduce intake air temperature and oil temperature, while reducing heat-energy losses, and engine is more fuel-efficient, meets
The requirement of Large-power High-Speed diesel engine high power, large torque, body is compacter, and intensity is big.
The description of the aforementioned specific exemplary embodiment to the present invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the present invention and its actually answering
With so that those skilled in the art can realize and utilize the present invention a variety of different exemplary implementation schemes and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (8)
1. a kind of high-power V-shaped multi-cylinder diesel engine system, which is characterized in that including：
V-cylinder block, is disposed with two row cylinder-bores of multiple V-shaped arrangements on the V-cylinder block, between the two row cylinder-bore
Angle is 90 degree；
Multiple monomer cylinder head, it is corresponding mounted on the cylinder oral area position of the two row cylinder-bore respectively；
Gas handling system comprising four turbocharger and a charge air cooler, the charge air cooler are fixed on the V-cylinder block
Rear end top position, each two turbocharger are arranged to one group, and two groups of turbocharger are respectively along the two row cylinder-bore
Orientation is arranged in the rear end top position of two list body cylinder head, and the turbine of every group of turbocharger is oppositely arranged and two
A whirlpool final vacuum manifold combinate form is connected with lateral air filter at an exhaust vent on the compressor of every group of turbocharger
The compressor of clear device, each turbocharger is connected by tracheae with the charge air cooler respectively, the two bottom sides of the charge air cooler
It is respectively equipped with air outlet slit, air inlet pipe is connected separately on two air outlet slits, the air inlet pipe is connected by five section single tubes
It forms, often saves on single tube integrally formed with air inlet tube；
Lubricating system comprising oil sump, two pre- oil feed pumps, two lubricating oil pump, oil filter and oil cooler, it is described
Oil sump is located at the bottom of the V-cylinder block, and described two pre- oil feed pumps are located at the front side of the oil sump, described two machines
Oil pump is located at two side position of lower section of the front end crank pulley of the V-cylinder block, and the oil cooler is located at the V-arrangement
The upper left side position of the front end of cylinder block, the oil filter are located at the upper right side position of the front end of the V-cylinder block, institute
The machine oil in oil sump is stated by described two pre- oil feed pumps and described two lubricating oil pump while inputting the oil cooler, institute
It states oil cooler to connect by oil pipe with the oil filter, the oil outlet of the oil filter and the V-type cylinder
The main oil conduit of body is connected to；And
Cooling system comprising high temperature water-flow circuit and low temperature water-flow circuit, the low temperature water-flow circuit includes heel row
Radiator and low temperature water pump, the low temperature water-flow circuit are used for cooling down the oil cooler and the charge air cooler, the height
Warm water circulation circuit includes front-seat radiator and high-temperature water pump, and the high temperature water-flow circuit is used for cooling down the V-cylinder block
With the multiple monomer cylinder head.
2. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the two of the V-cylinder block
It is provided with the piston with the combustion chambers W in row cylinder-bore, the internal piston has an interior oil cooling passage, in the circumferential wall of the piston
Equipped with four annular grooves.
3. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-temperature water pump and institute
It states low temperature water pump to be arranged in the top both sides of the front end crank pulley of the V-cylinder block, the crank pulley drives respectively
The low temperature water pump and the high-temperature water pump are moved, the V-cylinder block and the coolant liquid warp of the multiple monomer cylinder head are flowed through
Outfall sewer enters the front-seat radiator, and thermostat is connected between the outfall sewer and the front-seat radiator, described
Thermostat is arranged on the V-cylinder block on rear side of the oil cooler.
4. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the charge air cooler is in rectangular
The inside of shape shell, the rectangle shell has air circulation cavity, the rectangle shell around the air circulation cavity
Interior to be equipped with cooling liquid flowing channel, the low temperature water-flow circuit is connected to the cooling liquid flowing channel in the rectangle shell.
5. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the oil filter packet
The multiple filter cylinders for including pedestal and being arranged on the pedestal, the multiple filter cylinder are horizontally disposed.
6. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-power V-shaped multi-cylinder
The stroke of diesel engine system is 1.05-1.23 with cylinder diameter ratio.
7. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-power V-shaped multi-cylinder
The adjacent cylinder centre-to-centre spacing of diesel engine system is 1.25-1.4 with cylinder diameter ratio.
8. high-power V-shaped multi-cylinder diesel engine system according to claim 1, which is characterized in that the high-power V-shaped multi-cylinder
Diesel engine system cylinder number is 12,16 or 20.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122083.XA CN108331663B (en) | 2018-02-07 | 2018-02-07 | High-power V-shaped multi-cylinder diesel engine system |
| PCT/CN2018/083194 WO2019153498A1 (en) | 2018-02-07 | 2018-04-16 | High power v-type multi-cylinder diesel engine system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122083.XA CN108331663B (en) | 2018-02-07 | 2018-02-07 | High-power V-shaped multi-cylinder diesel engine system |
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| CN108331663A true CN108331663A (en) | 2018-07-27 |
| CN108331663B CN108331663B (en) | 2019-08-30 |
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| CN201810122083.XA Active CN108331663B (en) | 2018-02-07 | 2018-02-07 | High-power V-shaped multi-cylinder diesel engine system |
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| WO (1) | WO2019153498A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108331663B (en) | 2019-08-30 |
| WO2019153498A1 (en) | 2019-08-15 |
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