CN215244296U - Diesel oil extended-range electric light truck overall arrangement structure - Google Patents
Diesel oil extended-range electric light truck overall arrangement structure Download PDFInfo
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- CN215244296U CN215244296U CN202121351837.2U CN202121351837U CN215244296U CN 215244296 U CN215244296 U CN 215244296U CN 202121351837 U CN202121351837 U CN 202121351837U CN 215244296 U CN215244296 U CN 215244296U
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Abstract
The utility model relates to a diesel oil increases electronic light card overall arrangement structure of form, include: the diesel range extender system comprises a diesel engine assembly, a generator and a generator controller; the electric control system comprises a vehicle control unit, a battery management system, a four-in-one control system and a generator controller, and the power system comprises a power battery pack and a battery management system, wherein the battery management system controls energy management of the power battery pack; a driving system including a driving motor and a driving motor controller, the motor controller controlling an output mode of the driving motor; a transmission system including wheels and a rear drive axle; a braking system comprising brakes on respective wheels of the vehicle; the power generated by the generator is directly input into the driving motor controller, meanwhile, redundant power can be input into the power battery pack to be charged, the power battery pack provides a power source for the whole vehicle, the junction box and the four-in-one control system distribute energy required by each system, and the driving motor drives the whole vehicle to move.
Description
Technical Field
The utility model relates to the technical field of automobiles, concretely relates to diesel oil increases electronic light truck overall arrangement structure of form.
Background
Nowadays, automobiles still mainly burn gasoline and diesel oil, so that global warming, environmental pollution and reduction of petroleum reserves of non-renewable resources are caused; the traditional vehicle adopts an engine with a complex structure and other traditional mechanical transmission devices, so that the traditional vehicle has the defects of complex structure, low transmission efficiency, heavy weight and the like. In order to prevent global warming, save fuel oil, strictly control exhaust pollution and other problems, new energy automobiles gradually step into various global markets; the current new energy vehicle mainly comprises a pure Electric Vehicle (EV), a Hybrid Electric Vehicle (HEV) and a plug-in hybrid electric vehicle (PHEV, including a range extender); with the subsidy of new energy and the grade off, the price of pure Electric (EV) is high, the Hybrid Electric (HEV) is difficult to popularize, the HEV belongs to an energy-saving vehicle, a green new energy license plate is not available, the right of way cannot be enjoyed, the extended range electric vehicle has the oil saving rate of about 15% compared with a fuel vehicle, the price of the whole vehicle is closer to that of the fuel vehicle, the purchase-free tax privilege, the green new energy license plate and the right of way can be enjoyed, the current HEV and the plug-in hybrid electric (PHEV) are affected by the loss of a supplier in a large-input torque hybrid coupling box, the industrialization difficulty is high, and the increased range electric industrialization difficulty is small compared with the increase range electric industrialization difficulty. For the light truck market, the existing mass production only has gasoline range-extending electric vehicles, but does not have diesel range-extending electric vehicles.
SUMMERY OF THE UTILITY MODEL
The utility model provides a diesel oil increases electronic light truck overall arrangement structure of form to solve the above-mentioned technical problem who mentions.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a diesel extended range electric light truck overall arrangement structure comprises:
the diesel range extender system comprises a diesel engine assembly, a generator and a generator controller;
the electric control system comprises a vehicle control unit, a battery management system, a four-in-one control system and a generator controller, is connected by using a CAN bus and sends a control command by the vehicle control unit, and the battery management system, the four-in-one control system and the generator controller receive corresponding commands and control corresponding parts to realize various functions;
a power system comprising a power battery pack and a battery management system, the battery management system controlling energy management of the power battery pack;
a drive system including a drive motor and a drive motor controller, the motor controller controlling an output mode of the drive motor;
a transmission system including wheels and a rear drive axle;
the braking system comprises brakes arranged on each wheel of the automobile;
the diesel range extender system, the electric control system, the power system, the driving system, the transmission system and the transmission system are electrically connected;
wherein, driving motor controller with the generator be parallel structure between the power battery package, four unification control system pass through the junction box with the power battery package links to each other, four unification control system with the generator control ware is established ties, the driving motor controller with the rear-guard bridge is established ties, the electricity direct input that the generator was sent gives the driving motor controller, unnecessary electricity simultaneously can be input and give the power battery package charges, the power battery package provides power source for whole car, by the junction box reaches the required energy of each system of four unification control system distribution, by driving motor drive whole car realizes the motion.
Furthermore, the driving motor is a three-phase permanent magnet synchronous motor, the rear drive axle adopts an integrated axle structure, so that the driving motor and the rear drive axle are integrated into an integral structure, and the driving motor is directly connected with a differential mechanism of the rear drive axle.
Further, the power battery pack is arranged on the inner side of the frame and the arrangement position of an after-treatment system of a traditional fuel vehicle is reserved.
Further, the four-in-one control system comprises a DCDC, a DCDA, a PDU and a main drive MCU;
the DCDC is used for converting high voltage into low voltage;
the DCDA is used for converting direct current high voltage into alternating current;
the PDU is used for distributing electric energy for each accessory part to operate;
the main drive MCU is used for controlling the drive motor.
Furthermore, the junction box is also connected with a charging port through a high-voltage wire harness;
the junction boxes are connected with the four-in-one control system and the power battery pack through high-voltage wiring harnesses;
the four-in-one control system is further connected with a PTC heating module, a power steering pump, an air conditioner compressor, a generator controller and a driving motor through a high-voltage wire harness.
Further, in the electric control system, the vehicle controller, the four-in-one control system, the battery management system and the generator controller are connected by adopting a low-voltage wire harness and a shielded twisted-pair CAN bus, so as to realize the control command logic of the vehicle.
The utility model has the advantages that:
1. the utility model discloses in, adopt low pressure pencil and the two twisted CAN bus connection of shielding between vehicle control unit, four unification controllers, battery management system and the generator control ware, realize the control command logic of whole car.
2. The electric control system consists of a vehicle control unit, a battery management system, a four-in-one control system and a generator controller, and is connected by a CAN bus and used for sending control instructions by the vehicle control unit to realize various functions; through the occurrence of external events such as acceleration or braking, the whole vehicle controller sends a correct control instruction to the CAN bus, and the battery management system, the four-in-one control system and the generator controller receive the corresponding instruction and control the corresponding parts to realize the acceleration or braking function.
3. The power battery pack is arranged on the inner side of the frame and provides power energy for the whole vehicle; the charging gun is connected with external charging equipment (charging pile) to charge the power battery pack; in addition, when the motor realizes braking energy recovery and sliding energy recovery, the energy is stored in the power battery pack.
4. The driving system adopts an integrated bridge mechanism, namely a permanent magnet synchronous motor and a rear drive axle are integrated into a whole structure, and adopts a direct drive motor, namely the motor is directly connected with a differential mechanism of the rear axle, so that the intermediate structure (transmission shaft and the like) in the traditional automobile is reduced, and the energy transfer efficiency is effectively improved.
5. The utility model discloses the structure that the totality was arranged is very reasonable, and the battery package is arranged in the frame inboard, has saved the space of frame both sides, has reserved the repacking space for the repacking car, has kept the aftertreatment system of traditional fuel car to arrange, and such arranging can not influence the demarcation of fuel car, and fuel tank and controller are arranged in the both sides of frame, have accomplished oil and electricity isolation principle. The intercooler, the high-temperature radiator and the mechanical fan continue to use the basic fuel vehicle; the condenser and the low-temperature radiator share one electronic fan which is longitudinally arranged on the outer side of the frame, so that one electronic fan is saved, and the condenser and the low-temperature radiator are arranged at an angle of 45 degrees to ensure the windward area.
Drawings
FIG. 1 is a schematic diagram of an overall arrangement structure of a diesel range-extending electric light truck;
FIG. 2 is a schematic diagram of high voltage harness connections in a four-in-one control system;
fig. 3 is a schematic connection diagram of each control system in the electronic control system.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the utility model provides a diesel oil increases electronic light truck overall arrangement structure of form, include:
the diesel range extender system comprises a diesel engine assembly, a generator and a generator controller;
the electric control system comprises a vehicle control unit, a battery management system, a four-in-one control system and a generator controller, is connected by using a CAN bus and sends a control instruction by the vehicle control unit, and the battery management system, the four-in-one control system and the generator controller receive the corresponding instruction and control the corresponding part to realize each function;
the power system comprises a power battery pack and a battery management system, wherein the battery management system controls energy management of the power battery pack;
a driving system including a driving motor and a driving motor controller, the driving motor controller controlling an output mode of the driving motor;
a transmission system including wheels and a rear drive axle;
the braking system comprises brakes arranged on each wheel of the automobile;
the diesel range extender system, the electric control system, the power system, the driving system, the transmission system and the transmission system are electrically connected;
the four-in-one control system is connected with the power battery pack through a junction box and is connected with the generator controller in series, the driving motor controller is connected with the rear drive bridge in series, electricity generated by the generator is directly input to the driving motor controller, meanwhile, redundant electricity can be input to the power battery pack to charge the power battery pack, the power battery pack provides a power source for the whole vehicle, energy required by each system is distributed by the junction box and the four-in-one control system, and the driving motor drives the whole vehicle to move.
Specifically, the driving motor is a three-phase permanent magnet synchronous motor, the rear drive axle adopts an integrated axle structure, the driving motor and the rear drive axle are integrated into an integral structure, and the driving motor is directly connected with a differential mechanism of the rear drive axle.
Specifically, the power battery pack is arranged on the inner side of the frame and reserves the arrangement position of an after-treatment system of a traditional fuel vehicle.
Specifically, the four-in-one control system comprises a DCDC, a DCDA, a PDU and a main drive MCU;
DCDC is used to convert high voltage to low voltage;
the DCDA is used for converting direct current high voltage into alternating current;
the PDU is used for distributing electric energy for each accessory part to operate;
the main drive MCU is used for controlling the drive motor.
Specifically, the junction box is also connected with a charging port through a high-voltage wire harness;
the junction boxes are connected with the four-in-one control system and the power battery pack through high-voltage wiring harnesses;
the four-in-one control system is further connected with a PTC heating module, a power steering pump, an air conditioner compressor, a generator controller and a driving motor through a high-voltage wire harness.
Specifically, in the electric control system, the vehicle controller, the four-in-one control system, the battery management system and the generator controller are connected by adopting a low-voltage wire harness and a shielded twisted-pair CAN bus so as to realize the control command logic of the vehicle.
More specifically, the overall arrangement structure adopts a series-parallel connection structure, the engine drives the generator to generate electricity, the generated electricity is directly input to the driving motor controller, and meanwhile, redundant electricity can charge the power battery pack, namely, the driving motor controller and the generator are in a parallel connection structure; the power battery pack is connected with the junction box in series, the junction box is connected with the four-in-one control system in series, the four-in-one control system is connected with the generator controller in series, and the driving motor controller is connected with the integrated bridge (the motor integrated rear drive bridge) in series; the power battery pack provides power source for the whole vehicle, the junction box and the four-in-one control system distribute energy required by each system, and the motor drives the whole vehicle to rotate.
The whole vehicle controller, the four-in-one controller, the battery management system and the generator controller are connected by adopting a low-voltage wire harness and a shielded twisted-pair CAN bus, so that the control command logic of the whole vehicle is realized (as shown in figure 3); the electric control system consists of a vehicle control unit, a battery management system, a four-in-one control system and a generator controller, and is connected by a CAN bus and used for sending control instructions by the vehicle control unit to realize various functions; through the occurrence of external events such as acceleration or braking, the whole vehicle controller sends a correct control instruction to the CAN bus, and the battery management system, the four-in-one control system and the generator controller receive the corresponding instruction and control the corresponding parts to realize the acceleration or braking function.
The power battery pack is arranged on the inner side of the frame and provides power energy for the whole vehicle; the charging gun is connected with external charging equipment (charging pile) to charge the power battery pack; in addition, when the motor realizes braking energy recovery and sliding energy recovery, the energy is stored in the power battery pack.
The driving system adopts an integrated bridge mechanism, namely a permanent magnet synchronous motor and a rear drive axle are integrated into a whole structure, and adopts a direct drive motor, namely the motor is directly connected with a differential mechanism of the rear axle, so that the intermediate structure (transmission shaft and the like) in the traditional automobile is reduced, and the energy transfer efficiency is effectively improved.
The utility model discloses the structure that the totality was arranged is very reasonable, and the battery package is arranged in the frame inboard, has saved the space of frame both sides, has reserved the repacking space for the repacking car, has kept the aftertreatment system of traditional fuel car to arrange, and such arranging can not influence the demarcation of fuel car, and fuel tank and controller are arranged in the both sides of frame, have accomplished oil and electricity isolation principle. The intercooler, the high-temperature radiator and the mechanical fan continue to use the basic fuel vehicle; the condenser and the low-temperature radiator share one electronic fan which is longitudinally arranged on the outer side of the frame, so that one electronic fan is saved, and the condenser and the low-temperature radiator are arranged at an angle of 45 degrees to ensure the windward area.
The four-in-one structure comprises four parts of DCDC, DCDA, PDU and main drive MCU; the DCDC converts high voltage into low voltage, such as supplying power to a storage battery; the DCDA converts the direct current high voltage into alternating current to supply power to the power steering device and the motor controller; the PDU distributes the electric energy for each accessory to operate; the main drive MCU controls the main drive motor.
The connecting line of the power battery pack connecting junction box, the connecting line of the junction box and the charging port, the connecting line of the junction box and the four-in-one control system, the connecting line of the four-in-one control system and the PTC heating device, the connecting line of the four-in-one control system and the steering booster pump, the connecting line of the four-in-one control system and the air-conditioning compressor, the connecting line of the four-in-one control system and the generator controller, the connecting line of the generator controller and the generator, and the connecting line of the four-in-one control system and the driving motor all adopt high-voltage wire harnesses (as shown in figure 2).
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. A diesel extended range electric light truck overall arrangement structure is characterized by comprising:
the diesel range extender system comprises a diesel engine assembly, a generator and a generator controller;
the electric control system comprises a vehicle control unit, a battery management system, a four-in-one control system and a generator controller, is connected by using a CAN bus and sends a control command by the vehicle control unit, and the battery management system, the four-in-one control system and the generator controller receive corresponding commands and control corresponding parts to realize various functions;
a power system comprising a power battery pack and a battery management system, the battery management system controlling energy management of the power battery pack;
a drive system including a drive motor and a drive motor controller, the motor controller controlling an output mode of the drive motor;
a transmission system including wheels and a rear drive axle;
the braking system comprises brakes arranged on each wheel of the automobile;
the diesel range extender system, the electric control system, the power system, the driving system, the transmission system and the transmission system are electrically connected;
wherein, driving motor controller with the generator be parallel structure between the power battery package, four unification control system pass through the junction box with the power battery package links to each other, four unification control system with the generator control ware is established ties, the driving motor controller with the rear-guard bridge is established ties, the electricity direct input that the generator was sent gives the driving motor controller, unnecessary electricity simultaneously can be input and give the power battery package charges, the power battery package provides power source for whole car, by the junction box reaches the required energy of each system of four unification control system distribution, by driving motor drive whole car realizes the motion.
2. The general arrangement structure of the diesel extended-range electric light truck as claimed in claim 1, wherein:
the driving motor is a three-phase permanent magnet synchronous motor, the rear drive axle adopts an integrated bridge structure, the driving motor and the rear drive axle are integrated into an integral structure, and the driving motor is directly connected with a differential mechanism of the rear drive axle.
3. The general arrangement structure of the diesel extended-range electric light truck as claimed in claim 1, wherein:
the power battery pack is arranged on the inner side of the frame and keeps the arrangement position of an aftertreatment system of a traditional fuel vehicle.
4. The general arrangement structure of the diesel extended-range electric light truck as claimed in claim 1, wherein:
the four-in-one control system comprises a DCDC, a DCDA, a PDU and a main drive MCU;
the DCDC is used for converting high voltage into low voltage;
the DCDA is used for converting direct current high voltage into alternating current;
the PDU is used for distributing electric energy for each accessory part to operate;
the main drive MCU is used for controlling the drive motor.
5. The general arrangement structure of the diesel extended-range electric light truck as claimed in claim 1, wherein:
the junction box is also connected with a charging port through a high-voltage wire harness;
the junction boxes are connected with the four-in-one control system and the power battery pack through high-voltage wiring harnesses;
the four-in-one control system is further connected with a PTC heating module, a power steering pump, an air conditioner compressor, a generator controller and a driving motor through a high-voltage wire harness.
6. The general arrangement structure of the diesel extended-range electric light truck as claimed in claim 1, wherein:
in the electric control system, the whole vehicle controller, the four-in-one control system, the battery management system and the generator controller are connected by adopting a low-voltage wire harness and a shielded twisted-pair CAN bus so as to realize the control command logic of the whole vehicle.
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| CN202121351837.2U CN215244296U (en) | 2021-06-17 | 2021-06-17 | Diesel oil extended-range electric light truck overall arrangement structure |
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| CN202121351837.2U CN215244296U (en) | 2021-06-17 | 2021-06-17 | Diesel oil extended-range electric light truck overall arrangement structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872533A (en) * | 2022-07-12 | 2022-08-09 | 中国重汽集团济南动力有限公司 | 48V hybrid system for electric braking light truck and control method thereof |
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2021
- 2021-06-17 CN CN202121351837.2U patent/CN215244296U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872533A (en) * | 2022-07-12 | 2022-08-09 | 中国重汽集团济南动力有限公司 | 48V hybrid system for electric braking light truck and control method thereof |
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