CN215322104U - Electric snow wax vehicle with remote preheating control function - Google Patents
Electric snow wax vehicle with remote preheating control function Download PDFInfo
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- CN215322104U CN215322104U CN202121644344.8U CN202121644344U CN215322104U CN 215322104 U CN215322104 U CN 215322104U CN 202121644344 U CN202121644344 U CN 202121644344U CN 215322104 U CN215322104 U CN 215322104U
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model provides an electric wax vehicle with a remote preheating control function, which comprises: the device comprises a BMS module, a VCU module, a storage battery assembly, a positive heating switch K1, a negative heating switch K2, a battery parking heating switch and a heating device; the user can set up heating time point and length of time of heating through user terminal, and the VCU module sends the heating control instruction to the BMS module according to the heating control instruction of the battery parking heating switch of receiving, makes the BMS module control anodal heating switch K1 and negative pole heating switch K2 closure respectively, and heating device heats battery pack. The battery preheating device has the advantages that the function of remote battery parking preheating is realized, the battery is ensured to be above-zero five degrees before being electrified and operated at every time, the use requirement of a vehicle is met, and the battery can normally work in a low-temperature environment.
Description
Technical Field
The utility model relates to the technical field of hydrogen fuel cells, in particular to an electric snow wax vehicle with a remote preheating control function.
Background
At present, fuel cell vehicles are widely developed, and compared with pure electric vehicles, the fuel cell vehicles have longer driving range and convenient hydrogenation, and can meet the use requirements of users.
With the development of winter sports, in order to adapt to the requirements of cold environments and ensure smooth winter sports, large vehicles are used as supply and rest areas of winter sports on site. Typically a snow wax vehicle. The snow wax vehicle is provided with a large carriage, and is towed to a winter sport project site through a towing vehicle, and a rest area, a snowboard waxing area, a warming-up area and the like can be arranged in the carriage. Provides a comfortable place for people running in winter. The problem that no rest area with proper temperature exists on the spot of the winter sports is solved.
However, for the waxing vehicle using the fuel cell, the problem is that the temperature of the working environment is low, the outdoor working environment of the waxing vehicle may reach thirty-five degrees below zero, and under the condition of such low temperature, high requirements are provided for electric devices of the waxing vehicle, particularly, the power cell on the waxing vehicle is a lithium cell, the lithium cell cannot effectively discharge under the condition of low temperature, the energy efficiency of the lithium cell is also remarkably reduced, and thus, the operation of the waxing vehicle is greatly influenced.
In general, the lithium battery can be heated continuously, so that the influence on the use of the vehicle caused by long-time low-temperature environment is avoided. If the whole vehicle is in a power-off state, the battery cannot be effectively heated, so that the temperature of the battery is linearly reduced due to too low outdoor temperature, once the whole vehicle is powered on again, the battery is difficult to normally work, and the battery can normally work only by increasing the temperature to more than five degrees. Taking a snow wax vehicle with a hydrogen fuel cell or a lithium battery as an example, when the temperature of the snow wax vehicle is thirty-five times below the outdoor temperature, if the snow wax vehicle is placed on the site for one day, the temperature of the battery needs to be heated to more than 5 ℃ the next morning, the heating process time generally needs to last about one hour to two hours, and some time is even longer, so that the operation of the whole vehicle is influenced, and the use requirements of users cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric snow wax vehicle with a remote preheating control function, wherein a heating device heats a storage battery assembly to realize the remote control function of a battery. The normal work of the battery under the low temperature environment is ensured.
The method specifically comprises the following steps: the device comprises a BMS module, a VCU module, a storage battery assembly, a positive heating switch K1, a negative heating switch K2, a battery parking heating switch and a heating device;
the heating device is connected to the anode of the storage battery assembly through an anode heating switch K1;
the heating device is connected to the negative electrode of the storage battery assembly through a negative electrode heating switch K2;
the BMS module and the battery parking heating switch are respectively connected with the VCU module;
the BMS module is respectively connected with the control end of the positive heating switch K1 and the control end of the negative heating switch K2;
the VCU module sends a heating control instruction to the BMS module according to the received heating control instruction of the battery parking heating switch, so that the BMS module controls the positive heating switch K1 and the negative heating switch K2 to be closed respectively, and the heating device heats the storage battery assembly.
It should be further noted that the VCU module is connected to the battery pack to obtain SOC data of the battery pack, and the heating device is turned on to heat the battery pack only when the SOC of the battery pack is greater than 20%.
The VCU module is connected with a vehicle motor to acquire the rotating speed state of the vehicle motor; when the rotating speed of the vehicle motor is 0, the heating device can be started to heat the storage battery assembly.
It should be further noted that the storage battery assembly is provided with a plurality of storage batteries, and the plurality of storage batteries are connected in series to form a battery series circuit;
each storage battery is provided with heating sheets which are connected in series to form a heating series circuit;
a first end of the positive heating switch K1 is connected with a first end of the battery series circuit, and a second end of the positive heating switch K1 is connected with a first end of the heating series circuit;
the first end of the negative heating switch K2 is connected to the second end of the heating series circuit, and the second end of the negative heating switch K2 is connected to the second end of the battery series circuit.
Further, it should be noted that the method further includes: a wireless communication module;
the VCU module is connected with the user terminal through the wireless communication module and obtains a heating control instruction sent by a user.
The VCU module adopts Wi-Fi wireless communication mode, or adopts Bluetooth communication mode, or adopts global microwave interconnection access communication mode with the wireless communication mode of the user terminal through the wireless communication module.
The BMS module, the VCU module and the wireless communication module are in communication connection in a CAN bus communication mode.
Further, it should be noted that the method further includes: a timing module;
the timing module is connected with the VCU module, and the VCU module obtains the heating time quantum that the user predetermines to based on the timing of timing module, control heating device heats battery pack.
According to the technical scheme, the utility model has the following advantages:
according to the electric snow wax vehicle with the remote preheating control function, provided by the utility model, a user can set the heating time point and the heating time duration through the user terminal, the VCU module can receive the heating control instruction input by the user and transmit the heating control instruction to the BMS module, and the BMS module configures the heating device into an electrifying loop by controlling the positive heating switch K1 and the negative heating switch K2, so that the heating device operates to heat the storage battery. The battery preheating device has the advantages that the function of remote battery parking preheating is realized, the battery is ensured to be above five degrees before being electrified and operated at every time, the use requirement of a vehicle is met, the problem that the temperature of the battery is too low before the battery is used, the battery can be heated to be above 5 degrees after being continuously heated for about one hour to two hours is avoided, and the operation of the whole vehicle is influenced.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of an electric snow wax vehicle with remote preheating control function;
fig. 2 is a schematic diagram of the communication between the BMS module, the VCU module, and the wireless communication module;
fig. 3 is a schematic diagram of the warm-up control process.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is apparent that the embodiments described below are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
The utility model provides an electric wax vehicle with a remote preheating control function, as shown in figure 1, comprising: the device comprises a BMS module 1, a VCU module 2, a storage battery assembly 3, a positive heating switch K1, a negative heating switch K2, a battery parking heating switch and a heating device;
the heating device is connected to the positive electrode of the storage battery assembly 3 through a positive electrode heating switch K1; the heating device is connected to the negative electrode of the storage battery assembly 3 through a negative electrode heating switch K2; the BMS module 1 and the battery parking heating switch are respectively connected with the VCU module 2; the BMS module 1 is respectively connected with the control end of the positive electrode heating switch K1 and the control end of the negative electrode heating switch K2; the VCU module 2 sends a heating control instruction to the BMS module 1 according to the received heating control instruction of the battery parking heating switch, so that the BMS module 1 controls the positive heating switch K1 and the negative heating switch K2 to be closed respectively, and the heating device heats the storage battery assembly 3.
Specifically, the storage battery assembly 3 is provided with a plurality of storage batteries 4, and the plurality of storage batteries 4 are connected in series to form a battery series circuit; each storage battery 4 is provided with a heating sheet 5, and the heating sheets 5 are connected in series to form a heating series circuit; a first end of the positive heating switch K1 is connected with a first end of the battery series circuit, and a second end of the positive heating switch K1 is connected with a first end of the heating series circuit; the first end of the negative heating switch K2 is connected to the second end of the heating series circuit, and the second end of the negative heating switch K2 is connected to the second end of the battery series circuit.
The vcu (vehicle control unit) is a core of the whole control system as a central control unit of the new energy vehicle. The VCU module 2 can collect the states of a motor and a battery, collect an accelerator pedal signal, a brake pedal signal, an actuator and a sensor signal, comprehensively analyze according to the intention of a driver to make corresponding judgment, and monitor the action of each part controller on the lower layer. The VCU module 2 is responsible for normal running, braking energy feedback, energy management of a whole vehicle engine and a power battery, network management, fault diagnosis and processing, vehicle state monitoring and the like of the vehicle, so that the whole vehicle can work normally and stably under the conditions of better dynamic property, higher economy and reliability.
The BMS module 1 is a battery management module that monitors the use state of the power battery of the vehicle and constantly monitors the use state of the battery.
That is, the VCU module 2 may receive a heating control command input by a user and transmit the heating control command to the BMS module 1, and the BMS module 1 configures the heating apparatus as an energization loop by controlling the positive heating switch K1 and the negative heating switch K2, so that the heating apparatus operates to heat the battery 4. The heating sheet 5 may be fixed by being attached to the side wall of the battery 4, or may be fixed by other means. The storage battery assembly 3 can be provided with a box body, and the storage battery 4 and the heating device are mounted inside the box body, so that the heating efficiency is improved.
In the utility model, in order to facilitate the control of the heating state by a user, a wireless communication module 6 is also involved; the VCU module 2 is connected with a user terminal 7 through a wireless communication module 6 and obtains a heating control instruction sent by a user.
The user terminal 7 may employ, but is not limited to, a smart phone, a tablet computer, a portable computer, a navigation terminal, and the like.
The VCU module 2 adopts Wi-Fi wireless communication mode, or Bluetooth communication mode, or global microwave interconnection access communication mode with the wireless communication mode of the user terminal 7 through the wireless communication module 6.
As shown in fig. 2, the new energy based vehicle including the hydrogen fuel cell powered snow-wax vehicle has a wireless communication module 6, and the wireless communication module 6 is connected with a remote platform through a wireless communication method, so that the user terminal 7 CAN be connected with the VCU module 2 through a wireless communication method, and the BMS module 1, the VCU module 2 and the wireless communication module 6 are connected through a CAN bus 8 communication method.
The utility model also relates to a timing module; the timing module is connected with the VCU module 2, and the VCU module 2 acquires the heating time period preset by the user, and controls the heating device to heat the storage battery assembly 3 based on the timing of the timing module.
As a usage scenario, after the snowmobile is used up every night, the driver sets the heating time point and the heating duration through the user terminal 7, for example, when the vehicle is used at 8 am, so that the vehicle can be set at 7 am or earlier, and the battery parking heating function is turned on, so that the battery temperature is above-zero 5 ℃ when the vehicle is used at 8 am. Therefore, the function of remote battery parking preheating is realized, the battery is ensured to be above five degrees before being electrified and operated at each time, the use requirement of the vehicle is met, and the problem that the temperature of the battery is too low before being used, the battery needs to be continuously heated for about one hour to two hours, the temperature of the battery can be heated to be above 5 degrees, and the operation of the whole vehicle is influenced is avoided.
As an embodiment of the present invention, as shown in fig. 3, the VCU module 2 is connected to the battery assembly 3 to obtain the SOC data of the battery assembly 3, and the heating device is turned on to heat the battery assembly 3 only when the SOC of the battery assembly 3 is greater than 20%.
The VCU module 2 is connected with a vehicle motor to acquire the rotating speed state of the vehicle motor; when the rotating speed of the vehicle motor is 0, the heating device can be started to heat the storage battery assembly 3.
That is, before the driver activates the heating device, the vehicle motor speed is 0 and the battery SOC is greater than 20%. The heating function is cancelled if the battery SOC is less than 20%. Because when the battery SOC is less than 20%, the battery assembly 3 is short of electric power and cannot meet the heating demand. Certainly, when the battery SOC is set to be less than 20%, the driver is prompted to charge the battery.
The driver passes through the cell-phone and starts the heating function, is 0 when satisfying vehicle motor rotational speed, and battery SOC is greater than 20%, and battery parking heating switch has opened, and VCU module 2 then can give 1 heating control instruction of BMS module, after BMS module 1 received the heating control instruction, BMS module 1 control positive pole heating switch K1 and negative pole heating switch K2, and heating device heats battery pack 3, realizes battery remote control's function. The normal work of the battery under the low temperature environment is ensured.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An electric snow wax vehicle with a remote preheating control function is characterized by comprising: the device comprises a BMS module, a VCU module, a storage battery assembly, a positive heating switch K1, a negative heating switch K2, a battery parking heating switch and a heating device;
the heating device is connected to the anode of the storage battery assembly through an anode heating switch K1;
the heating device is connected to the negative electrode of the storage battery assembly through a negative electrode heating switch K2;
the BMS module and the battery parking heating switch are respectively connected with the VCU module;
the BMS module is respectively connected with the control end of the positive heating switch K1 and the control end of the negative heating switch K2;
the VCU module sends a heating control instruction to the BMS module according to the received heating control instruction of the battery parking heating switch, so that the BMS module controls the positive heating switch K1 and the negative heating switch K2 to be closed respectively, and the heating device heats the storage battery assembly.
2. The electric snow wax vehicle with remote preheating control function according to claim 1,
the VCU module is connected with the battery pack, acquires the SOC data of the battery pack, and can start the heating device to heat the battery pack when the SOC of the battery pack is more than 20%.
3. The electric snow wax vehicle with remote preheating control function according to claim 1,
the VCU module is connected with a vehicle motor to acquire the rotating speed state of the vehicle motor; when the rotating speed of the vehicle motor is 0, the heating device can be started to heat the storage battery assembly.
4. The electric snow wax vehicle with remote preheating control function according to claim 1,
the storage battery assembly is provided with a plurality of storage batteries which are connected in series to form a battery series circuit;
each storage battery is provided with heating sheets which are connected in series to form a heating series circuit;
a first end of the positive heating switch K1 is connected with a first end of the battery series circuit, and a second end of the positive heating switch K1 is connected with a first end of the heating series circuit;
the first end of the negative heating switch K2 is connected to the second end of the heating series circuit, and the second end of the negative heating switch K2 is connected to the second end of the battery series circuit.
5. The electric snow wax vehicle with remote preheating control function according to claim 1, further comprising: a wireless communication module;
the VCU module is connected with the user terminal through the wireless communication module and obtains a heating control instruction sent by a user.
6. The electric snow wax vehicle with remote preheating control function according to claim 5,
the VCU module adopts Wi-Fi wireless communication mode, or adopts Bluetooth communication mode, or adopts global microwave interconnection access communication mode with the wireless communication mode of the user terminal through the wireless communication module.
7. The electric snow wax vehicle with remote preheating control function according to claim 5,
the BMS module, the VCU module and the wireless communication module are in communication connection in a CAN bus communication mode.
8. The electric snow wax vehicle with remote preheating control function according to claim 1, further comprising: a timing module;
the timing module is connected with the VCU module, and the VCU module obtains the heating time quantum that the user predetermines to based on the timing of timing module, control heating device heats battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121644344.8U CN215322104U (en) | 2021-07-20 | 2021-07-20 | Electric snow wax vehicle with remote preheating control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121644344.8U CN215322104U (en) | 2021-07-20 | 2021-07-20 | Electric snow wax vehicle with remote preheating control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215322104U true CN215322104U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121644344.8U Active CN215322104U (en) | 2021-07-20 | 2021-07-20 | Electric snow wax vehicle with remote preheating control function |
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| CN (1) | CN215322104U (en) |
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2021
- 2021-07-20 CN CN202121644344.8U patent/CN215322104U/en active Active
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