CN116533783A - Power electronic system integrating multi-module power distribution - Google Patents

Power electronic system integrating multi-module power distribution Download PDF

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Publication number
CN116533783A
CN116533783A CN202310602810.3A CN202310602810A CN116533783A CN 116533783 A CN116533783 A CN 116533783A CN 202310602810 A CN202310602810 A CN 202310602810A CN 116533783 A CN116533783 A CN 116533783A
Authority
CN
China
Prior art keywords
module
power electronic
electronic device
power
electronic system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310602810.3A
Other languages
Chinese (zh)
Inventor
杨尚琛
张锐
代为彬
邱德波
陈方明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bureton Technology Co ltd
Original Assignee
Bureton Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bureton Technology Co ltd filed Critical Bureton Technology Co ltd
Priority to CN202310602810.3A priority Critical patent/CN116533783A/en
Publication of CN116533783A publication Critical patent/CN116533783A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/66—Arrangements of batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2210/00—Converter types
    • B60L2210/10—DC to DC converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2210/00—Converter types
    • B60L2210/30—AC to DC converters
    • 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
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention discloses a power electronic system integrating multi-module power distribution, and belongs to the technical field of power distribution and control of new energy automobiles. Including battery high-voltage box, the power electronic device who is connected with battery high-voltage box, power electronic device is equipped with upper and lower two-layer, power electronic device upper strata includes electric capacity, main positive relay and IGBT module, power electronic device lower floor includes DCDC module, DCAC module and electric capacity block terminal. The power electronic system integrates the components such as the capacitor, the main positive relay, the IGBT module, the DCDC module, the DCAC module, the capacitor distribution box and the like in one device through the upper and lower layers of platforms, and can replace different components according to different requirements, so that the installation of connecting wiring harnesses and pipelines is reduced, the arrangement space of the whole vehicle is optimized, the cost reduction and efficiency enhancement of the whole vehicle are realized, and the follow-up maintenance and maintenance replacement are convenient.

Description

Power electronic system integrating multi-module power distribution
Technical Field
The invention belongs to the technical field of power distribution and control of new energy automobiles, and particularly relates to a power electronic system integrating multi-module power distribution.
Background
With the explosion growth of new energy vehicles, power distribution modules tend to be highly integrated and intelligent. The traditional power distribution module is composed of an auxiliary driving controller and a plurality of motor controllers, so that on one hand, the whole vehicle arrangement space is occupied, and the attractiveness of the whole vehicle is influenced while fault points are increased by high-low voltage wiring harnesses and water pipes between the multiple controllers.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to solve the problems that the existing new energy automobile power distribution module is complex in structure and inconvenient to use, install and maintain.
2. Technical proposal
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
the invention relates to a power electronic system for multi-module power distribution, which comprises a battery high-voltage box and a power electronic device connected with the battery high-voltage box, wherein the power electronic device is provided with an upper layer and a lower layer, the upper layer of the power electronic device comprises a capacitor, a main relay and an IGBT module, and the lower layer of the power electronic device comprises a DCDC module, a DCAC module and a capacitor distribution box.
Preferably, the power electronic device is connected with a hydraulic motor and a driving motor, the IGBT modules are used for supplying power to drive the hydraulic motor and the driving motor, and 9 IGBT modules are arranged.
Preferably, the power electronic device is connected with a PDU power distribution module.
Preferably, the upper layer of the power electronic device further comprises copper bars.
Preferably, a heat dissipation assembly is arranged between two layers of the power electronic device, the heat dissipation assembly is a U-shaped liquid cooling module, and the heat dissipation assembly is used for dissipating heat of the capacitor, the IGBT module, the DCDC module and the DCAC module.
Preferably, the DCDC module and the DCAC module are respectively connected with a fuse in series.
Preferably, the main positive relay is connected with the motor controller after being connected with the pre-charging resistor in parallel, and the motor controller comprises a hydraulic motor controller and a driving motor controller.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the invention relates to a power electronic system for multi-module power distribution, which comprises a battery high-voltage box and a power electronic device connected with the battery high-voltage box, wherein the power electronic device is provided with an upper layer and a lower layer, the upper layer of the power electronic device comprises a capacitor, a main relay and an IGBT module, and the lower layer of the power electronic device comprises a DCDC module, a DCAC module and a capacitor distribution box. The power electronic system integrates the components such as the capacitor, the main positive relay, the IGBT module, the DCDC module, the DCAC module, the capacitor distribution box and the like in one device through the upper and lower layers of platforms, and can replace different components according to different requirements, so that the installation of connecting wiring harnesses and pipelines is reduced, the arrangement space of the whole vehicle is optimized, the cost reduction and efficiency enhancement of the whole vehicle are realized, and the follow-up maintenance and maintenance replacement are convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a power electronic system with integrated multi-module power distribution according to the present invention
FIG. 2 is an expanded schematic view of a two-layer structure of a power electronic device according to the present invention;
fig. 3 is a schematic diagram of a prior art power distribution module.
Reference numerals in the schematic drawings illustrate:
100. a battery high voltage box; 200. a power electronic device; 210. a capacitor; 220. a main positive relay; 230. an IGBT module; 240. a copper bar; 250. a DCDC module; 260. a DCAC module; 270. a capacitive distribution box; 300. a hydraulic motor; 400. a driving motor; 500. PDU distribution module.
Detailed Description
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
Referring to fig. 1-3, a power electronic system for multi-module power distribution in this embodiment includes a battery high voltage box 100, and a power electronic device 200 connected to the battery high voltage box 100, where the power electronic device 200 is provided with an upper layer and a lower layer, the upper layer of the power electronic device 200 includes a capacitor 210, a main positive relay 220 and an IGBT module 230, and the lower layer of the power electronic device 200 includes a DCDC module 250, a DCAC module 260 and a capacitor distribution box 270. The power electronic system of this embodiment integrates the components such as the capacitor 210, the main relay 220, the IGBT module 230, the DCDC module 250, the DCAC module 260, and the capacitor distribution box 270 in a device through the upper and lower platforms, and can also replace different components according to different requirements, so that the installation of connecting harnesses and pipelines is reduced, the arrangement space of the whole vehicle is optimized, the cost and efficiency of the whole vehicle are reduced, and the follow-up maintenance and maintenance replacement are facilitated.
The power electronic device 200 is connected with a hydraulic motor 300 and a driving motor 400, the IGBT modules 230 are used for power supply driving the hydraulic motor 300 and the driving motor 400, and 9 IGBT modules 230 are arranged. The 9 IGBT modules can provide 710A/560A peak alternating current output capacity, and can drive large motors of 360KW and 240KW at the same time under a 600V high-voltage platform.
The power electronics 200 has a PDU power distribution module 230 connected thereto. The upper layer of the power electronic device 200 further includes copper bars 240. A heat dissipation assembly is disposed between the two layers of the power electronic device 200, and the heat dissipation assembly is a U-shaped liquid cooling module, and is configured to dissipate heat from the capacitor 210, the IGBT module 230, the DCDC module 250, and the DCAC module 260. The DCDC module 250 and the DCAC module 260 are connected in series with fuses, respectively. The main positive relay 220 is connected with the motor controller after being connected with the pre-charging resistor in parallel, and the motor controller comprises a hydraulic motor controller and a driving motor controller.
The foregoing examples merely illustrate certain embodiments of the invention and are described in more detail and are not to be construed as limiting the scope of the invention; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the invention, all of which fall within the scope of protection of the invention; accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (7)

1. A power electronic system for integrating multi-module power distribution, characterized by: the power electronic device comprises a battery high-voltage box (100) and a power electronic device (200) connected with the battery high-voltage box (100), wherein the power electronic device (200) is provided with an upper layer and a lower layer, the upper layer of the power electronic device (200) comprises a capacitor (210), a main positive relay (220) and an IGBT module (230), and the lower layer of the power electronic device (200) comprises a DCDC module (250), a DCAC module (260) and a capacitor distribution box (270).
2. A power electronic system for aggregating multi-module power distribution as defined in claim 1, wherein: the power electronic device (200) is connected with a hydraulic motor (300) and a driving motor (400), the IGBT modules (230) are used for supplying power to drive the hydraulic motor (300) and the driving motor (400), and 9 IGBT modules (230) are arranged.
3. A power electronic system for aggregating multi-module power distribution as defined in claim 1, wherein: the power electronic device (200) is connected with a PDU power distribution module (230).
4. A power electronic system for aggregating multi-module power distribution as defined in claim 1, wherein: the upper layer of the power electronic device (200) further comprises copper bars (240).
5. A power electronic system for aggregating multi-module power distribution as defined in claim 1, wherein: a heat dissipation assembly is arranged between two layers of the power electronic device (200), the heat dissipation assembly is a U-shaped liquid cooling module, and the heat dissipation assembly is used for dissipating heat of the capacitor (210), the IGBT module (230), the DCDC module (250) and the DCAC module (260).
6. A power electronic system for aggregating multi-module power distribution as defined in claim 1, wherein: the DCDC module (250) and the DCAC module (260) are respectively connected with fuses in series.
7. A power electronic system for aggregating multi-module power distribution as defined in claim 1, wherein: the main positive relay (220) is connected with the motor controller after being connected with the pre-charging resistor in parallel, and the motor controller comprises a hydraulic motor controller and a driving motor controller.
CN202310602810.3A 2023-05-26 2023-05-26 Power electronic system integrating multi-module power distribution Pending CN116533783A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310602810.3A CN116533783A (en) 2023-05-26 2023-05-26 Power electronic system integrating multi-module power distribution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310602810.3A CN116533783A (en) 2023-05-26 2023-05-26 Power electronic system integrating multi-module power distribution

Publications (1)

Publication Number Publication Date
CN116533783A true CN116533783A (en) 2023-08-04

Family

ID=87454173

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310602810.3A Pending CN116533783A (en) 2023-05-26 2023-05-26 Power electronic system integrating multi-module power distribution

Country Status (1)

Country Link
CN (1) CN116533783A (en)

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