CN114215641A - Separated power unit heat dissipation system - Google Patents
Separated power unit heat dissipation system Download PDFInfo
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- CN114215641A CN114215641A CN202111603919.6A CN202111603919A CN114215641A CN 114215641 A CN114215641 A CN 114215641A CN 202111603919 A CN202111603919 A CN 202111603919A CN 114215641 A CN114215641 A CN 114215641A
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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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- 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
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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
- 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
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M1/00—Frames or casings of engines, machines or apparatus; Frames serving as machinery beds
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
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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
- F02B2063/045—Frames for generator-engine sets
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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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a separated power unit heat dissipation system, which specifically comprises an engine radiator, a motor radiator and a middle-cooling radiator, and further comprises a heat dissipation main cabin body; the heat dissipation total cabin body is divided into an engine heat dissipation cabin, a core cabin and a cooling heat dissipation cabin in the motor; air inlets are formed in the engine heat dissipation cabin, the core engine cabin and the motor intercooling heat dissipation cabin; the engine radiator is arranged on the engine radiating cabin; the motor radiator and the inter-cooling radiator are arranged on the inter-cooling radiating cabin of the motor; a cabin body heat radiation fan is arranged on the core cabin; the engine radiator, the motor radiator and the intercooling radiator are separated and independently installed at different positions of each cabin body, the three radiators are provided with relatively independent cold and hot air flow paths which are not interfered with each other, and the inlet air temperatures of the three radiators can be guaranteed to be the ambient temperature.
Description
Technical Field
The invention relates to the technical field of ground power system heat dissipation equipment, in particular to a separated power unit heat dissipation system.
Background
The power unit heat dissipation system consists of an engine radiator, an intercooling radiator and a motor radiator; the prior heat dissipation system universal for the power unit adopts an integrated installation form that three radiators are stacked and installed on a bracket, and when the heat dissipation system works, a flow path of cold air sequentially passes through a first layer of radiator (a motor radiator and a middle cooling radiator) and a second layer of radiator (an engine radiator) according to the stacking sequence; the cooling gas entering the second layer of radiator is heated by passing through the first layer of radiator, and the air inlet temperature of the second layer of radiator is higher than the ambient temperature, so that the efficiency and the effect of the second layer of radiator are reduced, the heat dissipation efficiency of the second layer of radiator cannot be fully exerted, the waste of resources is caused, and the output power of the power unit is further reduced.
Disclosure of Invention
The invention aims to: aiming at the current heat dissipation system universal for the power unit, a plurality of radiators are integrally installed in a superposition mode, so that the air inlet temperature of the subsequent radiators is higher than the ambient temperature, the efficiency and the effect of the subsequent radiators are reduced, the heat dissipation efficiency of the subsequent radiators cannot be fully exerted, the resource waste is caused, and the output power of the power unit is further reduced.
The technical scheme of the invention is as follows:
a cellular-type power unit cooling system specifically includes:
the engine radiator, the motor radiator and the intermediate cooling radiator also comprise a heat dissipation main cabin body; the engine radiator, the motor radiator and the intermediate cooling radiator can be realized by adopting the existing devices;
the main heat dissipation cabin body is divided into three independent sub-cabin bodies which are an engine heat dissipation cabin, a core cabin and a cooling heat dissipation cabin in the motor respectively; air inlets are formed in the engine heat dissipation cabin, the core engine cabin and the motor intercooling heat dissipation cabin; the engine heat dissipation cabin, the core cabin and the inter-motor cold dissipation cabin are partitioned, air can only flow in a single cabin and cannot move in each cabin;
the engine radiator is arranged on the engine radiating cabin; the engine radiator is matched with an air inlet positioned in the engine radiating cabin to form air flow in the engine radiating cabin; the air inlet is used for air intake, and the engine radiator is used for exhausting air, so that airflow is formed in the engine radiating cabin, heat is taken away through the airflow, and a radiating effect is achieved;
the motor radiator and the inter-cooling radiator are arranged on the inter-cooling radiating cabin of the motor; the motor radiator and the middle cooling radiator are matched with an air inlet positioned in the motor intercooling heat dissipation cabin, and air flow is formed in the motor intercooling heat dissipation cabin; the air inlet is used for air inlet, and the motor radiator and the intercooling radiator are used for discharging air, so that air flow is formed in the intercooling radiating cabin of the motor, heat is taken away through the flowing of the air flow, and the radiating effect is achieved;
a cabin body heat radiation fan is arranged on the core cabin; the cabin body heat radiation fan is matched with an air inlet in the core cabin to form air flow in the core cabin; the air inlet is used for air inlet, and the cabin body heat dissipation fan is used for discharging air, so that air flow is formed in the core cabin, heat is taken away through the flowing of the air flow, and a heat dissipation effect is achieved;
the motor radiator and the middle cooling radiator are vertically arranged; three groups of air flows in the engine heat dissipation cabin, the core cabin and the inter-cooling heat dissipation cabin of the motor are not crossed and mixed; the three groups of air flows have different discharge directions, namely, the three groups of air flows have relatively independent air flow paths and do not interfere with each other, so that the inlet air temperature in the engine heat dissipation cabin, the core cabin and the inter-cooling heat dissipation cabin of the motor is ensured to be the ambient temperature.
Further, the heat dissipation main cabin comprises a cabin base, and a cabin framework is mounted on the cabin base; the specific building shape of the cabin skeleton can be changed correspondingly according to different conditions; the cabin body base is cuboid, and the cabin body framework is divided into three cuboid shapes with different sizes and is arranged above the base;
the cabin body framework is provided with a cabin body sealing plate for sealing, and a first partition plate and a second partition plate are arranged in the cabin body framework; the first partition plate and the second partition plate are used for preventing the wind directions in the heat dissipation main cabin body from forming a circumferential flow; the cabin body sealing plates are mainly used for sealing each cabin body, preferably, the cabin body sealing plates do not need to be installed at the positions for heat dissipation and air intake, namely, the air intake and the installation positions of all radiators are reserved;
the first partition plate and the second partition plate divide the internal space of the cabin framework into three independent sub-cabins, namely an engine heat dissipation cabin, a core cabin and a cooling heat dissipation cabin in the motor; the arrangement of the first partition plate and the second partition plate separates three sub-cabin bodies, the air inlet temperature of each cabin body can be guaranteed not to be influenced by the self heat dissipation of an engine in the core cabin, and each cabin body independently dissipates heat and is not influenced by the heat convection and the heat radiation of other systems.
Further, the air inlet is formed in a cabin base below the engine heat dissipation cabin, a cabin base below the core cabin, a cabin base below the inter-cooling heat dissipation cabin of the motor, the front end of the core cabin, the front end of the engine heat dissipation cabin and the front end of the inter-cooling heat dissipation cabin of the motor; namely, the engine heat dissipation cabin respectively enters air from the lower part and the front end of the engine heat dissipation cabin, the core engine cabin respectively enters air from the lower part and the front end of the core engine cabin, and the inter-cooling heat dissipation cabin respectively enters air from the lower part and the front end of the inter-cooling heat dissipation cabin; the air inlets are arranged on the base of the cabin body and the front ends of the cabins, and air enters each cabin from the lower part of the base of the cabin body and the front ends of the cabins, so that the air inflow of each cabin is basically consistent, an air flow loop is prevented from being formed, and the ventilation and heat dissipation effects are not influenced.
The core engine room is positioned between the engine heat dissipation cabin and the inter-motor cooling heat dissipation cabin; the engine heat dissipation cabin, the core cabin and the inter-motor cold dissipation cabin are sequentially arranged on the cabin body base from left to right, namely the three cabins are arranged side by side.
Further, the core nacelle is used for mounting an engine and a motor; in actual use, an engine and a motor and other related electrical elements are installed in the core engine room;
an engine radiator on the engine radiating cabin is connected with an engine in the core cabin to radiate the inside of the engine; the engine heat dissipation cabin is mainly used for installing an engine radiator, preferably, the engine radiator is connected with an engine in the core cabin through a pipeline, and the engine heat dissipation cabin mainly has the function of dissipating heat inside the engine;
a motor radiator on the inter-cooling radiating cabin of the motor is connected with the motor in the core cabin to radiate the heat of the motor and the motor controller; the inter-motor cooling cabin is mainly used for installing a motor radiator and an inter-motor cooling radiator; preferably, the motor radiator is connected with an engine in the core engine room through a pipeline, and has the main function of radiating heat inside the motor and the motor controller;
the intercooling radiator on the intercooling radiating cabin of the motor is connected with a turbocharging device of an engine in the core cabin and is used for radiating high-temperature gas output by the turbocharging device; the intercooling radiator is connected with the turbocharging of the engine in the core engine room through a pipeline and mainly has the function of radiating high-temperature gas output by the turbocharging device;
and the cabin body heat dissipation fan on the core cabin dissipates the heat of the engine and the motor in the core cabin.
Further, the cabin framework is detachably connected with the cabin base; preferably, the cabin framework is connected with the cabin base through bolts;
the cabin body sealing plate is detachably connected with the cabin body framework; preferably, the cabin body sealing plate is connected with the cabin body framework through bolts;
the first partition plate and the second partition plate are detachably connected with the cabin body framework; preferably, the first partition plate and the second partition plate are connected with the cabin framework through bolts;
the engine radiator is detachably arranged in the engine radiating cabin; preferably, the engine radiator is arranged in the engine radiating cabin through bolts, namely arranged on one side of the cabin body base;
the motor radiator and the intermediate cooling radiator are detachably arranged in the intermediate cooling radiating cabin of the motor; preferably, the motor radiator and the inter-cooling radiator are arranged in the inter-cooling radiating cabin of the motor through bolts, namely arranged on the other side of the cabin body base;
the cabin body heat radiation fan is detachably connected with a cabin body framework outside the core cabin; preferably, the cabin body heat dissipation fan is arranged on the cabin body framework through bolts, namely, the cabin body heat dissipation fan is connected with the cabin body framework.
Furthermore, the engine radiator, the motor radiator and the intercooling radiator are all provided with a shock absorber; the vibration dampers are arranged among the engine radiator, the motor radiator and the intercooling radiator and corresponding mounting positions of the engine radiator, the motor radiator and the intercooling radiator, vibration caused by the engine and the motor is reduced through the arrangement of the vibration dampers, and the service life of the engine radiator, the motor radiator and the intercooling radiator is indirectly prolonged.
Furthermore, the exhaust directions of air flows in the engine heat dissipation cabin, the core cabin and the inter-motor cooling heat dissipation cabin are different; the air inlet directions of the air flows in the engine heat dissipation cabin, the core cabin and the inter-motor cold dissipation cabin are the same, and the air flows enter the cabins from the lower part of the cabin body base and the front ends of the cabins, so that the air entering the cabins is ensured to be at the ambient temperature; the airflow discharge directions of all the cabins are set to be different directions, so that the airflow (namely heat flow) discharged by all the cabins is ensured not to be crossed and mixed as much as possible, the influence on the environment temperature is reduced, and the heat dissipation efficiency of all the radiators and the output power of the whole power unit are improved.
Further, the air flow generated by the engine radiator is discharged towards the side far away from the inter-motor cooling cabin; that is, the air flow generated by the engine radiator is discharged toward the left;
the air flow generated by the motor radiator and the intermediate cooling radiator is discharged towards one side far away from the engine radiating cabin; namely, the airflow generated by the motor radiator and the intermediate cooling radiator is discharged towards the right, and the airflow generated by the motor radiator and the intermediate cooling radiator are opposite to each other completely;
the airflow generated by the cabin cooling fan is discharged towards the rear end of the core cabin.
Further, the first partition plate and the second partition plate are made of heat insulation materials, preferably, the first partition plate and the second partition plate are both made of aerogel sandwich steel plates, and can play a role in heat insulation between the cabins.
Compared with the prior art, the invention has the beneficial effects that:
1. a separated power unit heat dissipation system is characterized in that an engine radiator, a motor radiator and an inter-cooling radiator are separated and independently installed at different positions of each cabin body, three radiators are provided with relatively independent cold and hot air flow paths which are not interfered with each other, and the inlet air temperatures of the three radiators can be guaranteed to be the ambient temperature.
2. The utility model provides a cellular-type power unit cooling system, for the inlet air temperature who guarantees each radiator does not receive the radiating influence of engine self in the core cabin, divide into the cabin body into three independent cabins according to the functional requirement, separates with the baffle and comes, and every cabin dispels the heat alone, does not receive the thermal convection and the thermal radiation influence of other systems.
3. A separated power unit heat dissipation system aims to avoid influence of backflow of heat flow outside each cabin on adjacent cabin radiators, air inlets are formed in a cabin base and the front ends of the cabins, air enters each cabin from the lower side of the cabin base and the front ends of the cabins, air flow discharging directions in an engine heat dissipation cabin, a core cabin and a motor cooling heat dissipation cabin are set to be different, the air flow discharging directions are different from the air flow entering directions in the cabins, the air flow directions of the cabins can be basically consistent, cross and mixing of air flow (namely heat flow) discharged from the cabins are prevented, influence on the environment temperature is reduced, and heat dissipation efficiency of each radiator and output power of the whole power unit are improved.
Drawings
FIG. 1 is a schematic view of a partitioned power unit heat dissipation system;
FIG. 2 is a schematic view of a split power unit heat dissipation system from another perspective;
fig. 3 is a schematic airflow direction diagram of each compartment of a partitioned power unit heat dissipation system in a top view.
Reference numerals: 1-engine radiator, 2-motor radiator, 3-intercooling radiator, 4-engine radiating cabin, 5-core cabin, 6-motor intercooling radiating cabin, 41-cabin base, 42-cabin framework, 43-cabin body sealing plate, 44-first partition plate, 45-second partition plate and 7-cabin body radiating fan.
Detailed Description
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
Example one
The prior heat dissipation system universal for the power unit adopts an integrated installation form that three radiators are stacked and installed on a bracket, and when the heat dissipation system works, a flow path of cold air sequentially passes through a first layer of radiator (a motor radiator and a middle cooling radiator) and a second layer of radiator (an engine radiator) according to the stacking sequence; the cooling gas entering the second layer of radiator is heated by passing through the first layer of radiator, and the air inlet temperature of the second layer of radiator is higher than the ambient temperature, so that the efficiency and the effect of the second layer of radiator are reduced, the heat dissipation efficiency of the second layer of radiator cannot be fully exerted, the waste of resources is caused, and the output power of the power unit is further reduced.
In order to solve the above problems, referring to fig. 1 to 3, the present embodiment provides a heat dissipation system for a separated power unit, which includes:
the engine radiator 1, the motor radiator 2 and the intermediate cooling radiator 3 further comprise a heat dissipation main cabin body; the engine radiator 1, the motor radiator 2 and the intermediate cooling radiator 3 can be realized by adopting the existing devices;
the main heat dissipation cabin body is divided into three independent sub-cabin bodies, namely an engine heat dissipation cabin 4, a core cabin 5 and a motor intercooling heat dissipation cabin 6; air inlets are formed in the engine heat dissipation cabin 4, the core cabin 5 and the inter-motor cooling heat dissipation cabin 6; the engine heat dissipation cabin 4, the core cabin 5 and the inter-motor cold dissipation cabin 6 are partitioned, air can only flow in a single cabin, and the air cannot move in each cabin;
the engine radiator 1 is arranged on an engine radiating cabin 4; the engine radiator 1 is matched with an air inlet (not shown in the figure; specifically, the air inlet at the front end of each cabin can be directly arranged on a cabin body sealing plate 43) in the engine radiating cabin 4 to form air flow in the engine radiating cabin 4; the air inlet is used for air intake, and the engine radiator 1 is used for exhausting air, so that airflow is formed in the engine radiating cabin 4, heat is taken away through the airflow, and a radiating effect is achieved;
the motor radiator 2 and the middle cooling radiator 3 are arranged on a cooling cabin 6 in the motor; the motor radiator 2 and the middle cooling radiator 3 are matched with an air inlet in the motor inter-cooling radiating cabin 6, and air flow is formed in the motor inter-cooling radiating cabin 6; the air inlet is used for air intake, and the motor radiator 2 and the middle cooling radiator 3 are used for discharging air, so that air flow is formed in the cooling cabin 6 in the motor, heat is taken away through the flow of the air flow, and a cooling effect is achieved; the motor radiator 2 and the middle cooling radiator 3 are vertically arranged;
a cabin body heat radiation fan 7 is arranged on the core cabin 5; the cabin body heat radiation fan 7 is matched with an air inlet positioned in the core cabin 5 to form air flow in the core cabin 5; the air inlet is used for air intake, and the cabin body heat dissipation fan 7 is used for discharging air, so that air flow is formed in the core cabin 5, heat is taken away through the flowing of the air flow, and a heat dissipation effect is achieved;
three groups of air flows in the engine heat dissipation cabin 4, the core cabin 5 and the inter-motor cold dissipation cabin 6 are not crossed and mixed; the three groups of air flows have different discharge directions, namely, the three groups of air flows have relatively independent air flow paths and do not interfere with each other, so that the inlet air temperatures in the engine heat dissipation cabin 4, the core cabin 5 and the inter-motor cold dissipation cabin 6 are all the ambient temperatures.
The specific structure of the heat dissipation total cabin body is as follows:
the heat dissipation main cabin comprises a cabin base 41, wherein a cabin framework 42 is arranged on the cabin base 41; the specific building shape of the cabin skeleton 42 can be changed correspondingly according to different conditions; in the present embodiment, as shown in fig. 1, the cabin base 41 is rectangular, and the cabin skeleton 42 is divided into three rectangular blocks with different sizes and is disposed above the base;
a cabin body sealing plate 43 for sealing is arranged on the cabin body framework 42, and a first partition plate 44 and a second partition plate 45 are arranged in the cabin body framework 42; the first partition plate 44 and the second partition plate 45 prevent the wind directions in the heat dissipation total cabin from forming a bypass flow; the cabin sealing plates 43 are mainly used for sealing each cabin, and preferably, the cabin sealing plates 43 do not need to be installed in the direction for heat dissipation;
the first partition plate 44 and the second partition plate 45 divide the internal space of the cabin body framework 42 into three independent sub-cabin bodies, namely an engine heat dissipation cabin 4, a core cabin 5 and a motor inter-cooling heat dissipation cabin 6; the arrangement of the first partition plate 44 and the second partition plate 45 separates three sub-cabin bodies, so that the air inlet temperature of each cabin body is not influenced by the self heat dissipation of an engine in the core cabin 5, and each cabin body independently dissipates heat and is not influenced by the heat convection and the heat radiation of other systems.
The air inlet is arranged on a cabin body base 41 below the engine heat dissipation cabin 4, on the cabin body base 41 below the core cabin 5, on the cabin body base 41 below the inter-cooling heat dissipation cabin 6 of the motor, at the front end of the core cabin 5, at the front end of the engine heat dissipation cabin 4 and at the front end of the inter-cooling heat dissipation cabin 6 of the motor; namely, the air inlets are all arranged at the base 41 of the cabin body and the front end of each cabin, and the air enters each cabin from the lower part of the base 41 of the cabin body and the front end of each cabin, so that the air inflow of each cabin is basically consistent, and the air flow loop is prevented from being formed to influence the ventilation and heat dissipation effects.
The core engine room 5 is positioned between the engine heat dissipation cabin 4 and the inter-motor cooling heat dissipation cabin 6; as shown in fig. 1, in the present embodiment, the nacelle base 41 is provided with an engine heat dissipation nacelle 4, a core nacelle 5 and an inter-motor heat dissipation nacelle 6 in sequence from left to right, that is, three nacelles are arranged side by side.
The core engine room 5 is used for installing an engine and a motor; in actual use, an engine and a motor, and other related electrical components are installed in the core nacelle 5;
the engine radiator 1 on the engine heat dissipation cabin 4 is connected with an engine in the core cabin 5 to dissipate heat inside the engine; the engine heat dissipation cabin 4 is mainly used for mounting the engine radiator 1, preferably, the engine radiator 1 is connected with an engine in the core cabin 5 through a pipeline, and the engine heat dissipation cabin has the main function of dissipating heat inside the engine;
the motor radiator 2 on the inter-motor cold radiating cabin 6 is connected with the motor in the core cabin 5 to radiate the heat of the motor and the motor controller; the inter-motor cooling heat dissipation cabin 6 is mainly used for installing the motor radiator 2 and the inter-motor cooling radiator 3; preferably, the motor radiator 2 is connected with an engine in the core cabin 5 through a pipeline, and mainly has the function of radiating heat inside the motor and the motor controller;
the intercooling radiator 3 on the intercooling heat dissipation cabin 6 of the motor is connected with a turbocharging device of an engine in the core cabin 5, and dissipates the heat of high-temperature gas output by the turbocharging device; the intercooling radiator 3 is connected with a turbocharging device of the engine in the core engine room 5 through a pipeline and mainly has the function of radiating high-temperature gas output by the turbocharging device;
the cabin body heat radiation fan 7 on the core cabin 5 radiates heat of the engine and the motor in the core cabin 5.
Example two
In the second embodiment, further description of the first embodiment is omitted, and referring to fig. 1 to 3, in order to facilitate installation of the motor, the engine, and the radiators, the heat dissipation main cabin is configured to be decomposable, and the decomposable structure of the heat dissipation main cabin is specifically realized as follows:
the cabin framework 42 is detachably connected with the cabin base 41; preferably, the cabin skeleton 42 is connected with the cabin base 41 through bolts;
the cabin body sealing plate 43 is detachably connected with the cabin body framework 42; preferably, the cabin sealing plate 43 is connected to the cabin skeleton 42 by bolts;
the first partition plate 44 and the second partition plate 45 are detachably connected with the cabin framework 42; preferably, the first partition plate 44 and the second partition plate 45 are connected with the cabin framework 42 through bolts;
the engine radiator 1 is detachably arranged in the engine radiating cabin 4; preferably, the engine radiator 1 is disposed in the engine radiating chamber 4, i.e. on one side of the chamber body base 41, by bolts;
the motor radiator 2 and the middle cooling radiator 3 are detachably arranged in a motor inter-cooling heat dissipation cabin 6; preferably, the motor radiator 2 and the mid-cooling radiator 3 are arranged in the inter-motor cooling cabin 6 through bolts, namely arranged on the other side of the cabin body base 41;
the cabin body heat radiation fan 7 is detachably connected with a cabin body framework 42 outside the core cabin 5; preferably, the cabin heat dissipation fan 7 is disposed on the cabin framework 42 by bolts, that is, the cabin heat dissipation fan 7 is connected to the cabin framework 42.
EXAMPLE III
In the third embodiment, the second embodiment is further described, the same components are not described again, and referring to fig. 1-3, the engine radiator 1, the motor radiator 2 and the intermediate cooling radiator 3 are all provided with a shock absorber; namely, the vibration dampers are arranged among the engine radiator 1, the motor radiator 2 and the intermediate cooling radiator 3 and the corresponding mounting positions of the engine radiator, the motor radiator 2 and the intermediate cooling radiator 3, the vibration caused by the engine and the motor is reduced through the arrangement of the vibration dampers, and the service life of the engine radiator 1, the motor radiator 2 and the intermediate cooling radiator 3 is indirectly prolonged.
Example four
The fourth embodiment is a further description of the first embodiment, the same components are not described again, and referring to fig. 1 to 3, the exhaust directions of the air flows in the engine cooling compartment 4, the core cabin 5 and the inter-motor cooling compartment 6 are all different; the air flow in the engine heat dissipation cabin 4, the core cabin 5 and the inter-motor cold dissipation cabin 6 has the same air inlet direction and enters each cabin from the lower part of the cabin body base 41 and the front end of each cabin body, so that the air entering each cabin body is ensured to be at the ambient temperature; the air flow discharging directions of all the cabins are set to be different, and are different from the air flow entering directions of all the cabins, so that the air flows (namely heat flows) discharged by all the cabins are guaranteed not to intersect and not to mix as much as possible, the influence on the environment temperature is reduced, and the heat dissipation efficiency of all the radiators and the output power of the whole power unit are improved.
As shown in fig. 1, in the present embodiment, the air flow generated by the engine radiator 1 is discharged toward the side away from the inter-motor cooling compartment 6; that is, the air flow generated by the engine radiator 1 is discharged toward the left;
the air flow generated by the motor radiator 2 and the intermediate cooling radiator 3 is discharged towards one side far away from the engine heat dissipation cabin 4; that is, the airflow generated by the motor radiator 2 and the intermediate cooling radiator 3 is discharged to the right, which is completely opposite to the airflow generated by the engine radiator 1;
the airflow generated by the nacelle radiator fan 7 is discharged toward the rear end of the core nacelle 5.
EXAMPLE five
In the fifth embodiment, the description of the first embodiment is further provided, the same components are not repeated herein, and referring to fig. 1 to 3, the first partition plate 44 and the second partition plate 45 are made of a heat insulating material, preferably, the first partition plate 44 and the second partition plate 45 are both made of aerogel sandwich steel plates, which can perform a heat insulating function between the cabins.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (10)
1. A separated power unit heat dissipation system comprises an engine radiator (1), a motor radiator (2) and a middle cooling radiator (3), and is characterized by further comprising a heat dissipation main cabin body;
the main heat dissipation cabin body is divided into three independent sub-cabin bodies which are respectively an engine heat dissipation cabin (4), a core cabin (5) and a motor intercooling heat dissipation cabin (6); air inlets are formed in the engine heat dissipation cabin (4), the core cabin (5) and the inter-motor cooling cabin (6);
the engine radiator (1) is arranged on the engine radiating cabin (4); the engine radiator (1) is matched with an air inlet positioned in the engine radiating cabin (4) to form air flow in the engine radiating cabin (4);
the motor radiator (2) and the middle cooling radiator (3) are arranged on a cooling cabin (6) in the motor; the motor radiator (2) and the middle cooling radiator (3) are matched with an air inlet positioned in the motor inter-cooling heat dissipation cabin (6), and air flow is formed in the motor inter-cooling heat dissipation cabin (6);
a cabin body heat radiation fan (7) is arranged on the core cabin (5); the cabin body heat radiation fan (7) is matched with an air inlet positioned in the core cabin (5) to form airflow in the core cabin (5);
the motor radiator (2) and the middle cooling radiator (3) are vertically arranged.
2. The system of claim 1, wherein the total heat dissipation enclosure comprises an enclosure base (41), the enclosure base (41) having an enclosure skeleton (42) mounted thereon;
a cabin body sealing plate (43) for sealing is arranged on the cabin body framework (42), and a first partition plate (44) and a second partition plate (45) are arranged in the cabin body framework (42);
the first partition plate (44) and the second partition plate (45) divide the inner space of the cabin framework (42) into three independent sub-cabins, namely an engine heat dissipation cabin (4), a core cabin (5) and a motor inter-cooling heat dissipation cabin (6).
3. The split power unit cooling system of claim 2, wherein the air inlet is formed in a cabin base (41) below the engine cooling cabin (4), a cabin base (41) below the core cabin (5), a cabin base (41) below the inter-motor cooling cabin (6), a front end of the core cabin (5), a front end of the engine cooling cabin (4), and a front end of the inter-motor cooling cabin (6).
4. A split power unit heat dissipation system as claimed in claim 3, wherein the core nacelle (5) is located between the engine heat dissipation compartment (4) and the inter-motor heat dissipation compartment (6).
5. A split power unit heat dissipation system as defined in claim 1, wherein the core nacelle (5) is provided with an engine and an electric motor;
an engine radiator (1) on the engine heat dissipation cabin (4) is connected with an engine in the core cabin (5) to dissipate heat inside the engine;
a motor radiator (2) on the inter-motor cold radiating cabin (6) is connected with a motor in the core cabin (5) to radiate the motor and the motor controller;
the intercooling radiator (3) on the intercooling heat dissipation cabin (6) of the motor is connected with a turbocharging device of an engine in the core cabin (5) to dissipate heat of high-temperature gas output by the turbocharging device;
and a cabin body heat radiation fan (7) on the core cabin (5) radiates heat of the engine and the motor in the core cabin (5).
6. The split power unit cooling system of claim 4, wherein the nacelle skeleton (42) is removably connected to a nacelle base (41);
the cabin body sealing plate (43) is detachably connected with the cabin body framework (42);
the first partition plate (44) and the second partition plate (45) are detachably connected with the cabin body framework (42);
the engine radiator (1) is detachably arranged in the engine radiating cabin (4);
the motor radiator (2) and the intermediate cooling radiator (3) are detachably arranged in the intermediate cooling cabin (6) of the motor;
the cabin body heat radiation fan (7) is detachably connected with a cabin body framework (42) outside the core cabin (5).
7. A divided power unit heat dissipation system as defined in claim 6, wherein vibration dampers are provided on the engine radiator (1), the motor radiator (2) and the mid-cold radiator (3).
8. A divided power unit heat dissipation system as defined in claim 4, wherein the exhaust direction of the airflow in the engine heat dissipation compartment (4), the core nacelle (5) and the inter-motor heat dissipation compartment (6) is different.
9. A split power unit heat dissipation system as defined in claim 8, wherein the air flow generated by the engine radiator (1) is exhausted towards the side away from the inter-motor cooling compartment (6);
the air flow generated by the motor radiator (2) and the intermediate cooling radiator (3) is discharged towards one side far away from the engine heat dissipation cabin (4);
the airflow generated by the cabin body heat radiation fan (7) is discharged towards the rear end of the core cabin (5).
10. A split power unit heat rejection system as claimed in claim 2, wherein said first and second divider plates (44, 45) are made of a thermally insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111603919.6A CN114215641A (en) | 2021-12-24 | 2021-12-24 | Separated power unit heat dissipation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111603919.6A CN114215641A (en) | 2021-12-24 | 2021-12-24 | Separated power unit heat dissipation system |
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| CN114215641A true CN114215641A (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111603919.6A Pending CN114215641A (en) | 2021-12-24 | 2021-12-24 | Separated power unit heat dissipation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095187A (en) * | 2022-03-24 | 2022-09-23 | 成都格力新晖医疗装备有限公司 | Mobile laboratory and cabin body mechanism thereof |
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2021
- 2021-12-24 CN CN202111603919.6A patent/CN114215641A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095187A (en) * | 2022-03-24 | 2022-09-23 | 成都格力新晖医疗装备有限公司 | Mobile laboratory and cabin body mechanism thereof |
| CN115095187B (en) * | 2022-03-24 | 2023-10-03 | 成都格力新晖医疗装备有限公司 | Mobile laboratory and cabin mechanism thereof |
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