CN219927472U - Methanol increase Cheng Chongka and methanol range increase system thereof - Google Patents
Methanol increase Cheng Chongka and methanol range increase system thereof Download PDFInfo
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- CN219927472U CN219927472U CN202321571698.3U CN202321571698U CN219927472U CN 219927472 U CN219927472 U CN 219927472U CN 202321571698 U CN202321571698 U CN 202321571698U CN 219927472 U CN219927472 U CN 219927472U
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 446
- 239000004606 Fillers/Extenders Substances 0.000 claims abstract description 45
- 239000000446 fuel Substances 0.000 claims abstract description 16
- 238000004146 energy storage Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000008901 benefit Effects 0.000 abstract description 18
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 238000010248 power generation Methods 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- 239000003245 coal Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a methanol increase Cheng Chongka and a methanol increase range system thereof, and relates to the technical field of electric automobile increase range; the methanol range-extending system is applied to the pure electric vehicle and supplies energy to the pure electric vehicle for charging and driving; the methanol range extender takes methanol as fuel and generates electric energy, and the energy supply end is electrically connected with the power battery and the electric drive device; the power battery can store electric energy and is provided with an energy storage end electrically connected with the energy supply end of the methanol range extender and an energy supply end electrically connected with the electric drive device; the electric drive device is electrically connected with the energy supply end of the methanol range-extending device and the energy supply end of the power battery, and can generate driving torque according to the electric energy supplied by the methanol range-extending device and the power battery. According to the methanol range-extending system, the methanol range-extending device is used for charging and supplying energy to the pure electric vehicle battery or generating electricity to supply motor drive, so that the advantages of the driving motor and the power battery of the pure electric vehicle can be brought into play, the disadvantages of the power battery can be overcome, and the fuel consumption can be obviously reduced while the driving performance advantage of the electric vehicle is maintained.
Description
Technical Field
The utility model relates to the technical field of range extension of electric automobiles, in particular to a methanol range extension system. And also relates to a methanol booster Cheng Chongka comprising the methanol booster system.
Background
The pure electric vehicle has the advantages of simple structure, strong and stable torque, wider and more efficient mechanical property, quicker and more linear rotating speed and power response, low running noise and the like, and is very suitable for vehicle driving.
At present, in some specific application fields, the vehicle type of the pure heavy truck or the vehicle type of the methanol direct-drive heavy truck has obvious disadvantages in the aspects of energy utilization efficiency, operation cost, endurance mileage, convenience in use and the like. How to develop the advantages of the driving motor and the power battery of the pure electric vehicle and make up the disadvantages of the power battery, and obviously reduce the oil consumption while maintaining the driving performance advantages of the electric vehicle is a technical problem which needs to be solved by the technicians in the field.
Disclosure of Invention
The utility model aims to provide a methanol range-extending system, which uses a methanol range-extending device to charge and supply energy to a battery of a pure electric vehicle or to generate electricity to supply motor drive, so that the advantages of a driving motor and a power battery of the pure electric vehicle can be exerted, the disadvantages of the power battery can be overcome, and the fuel consumption can be obviously reduced while the driving performance advantage of the electric vehicle is maintained. It is another object of the present utility model to provide a methanol gain Cheng Chongka that includes a methanol gain system.
In order to achieve the above object, the present utility model provides a methanol range-extending system applied to a pure heavy truck for supplying power to charge and drive the pure heavy truck, the methanol range-extending system comprising:
the methanol range extender takes methanol as fuel and generates electric energy, and the energy supply end of the methanol range extender is electrically connected with the power battery and the electric drive device;
the power battery can store electric energy and is provided with an energy storage end electrically connected with the energy supply end of the methanol range extender and an energy supply end electrically connected with the electric drive device;
the electric drive device is electrically connected with the energy supply end of the methanol range-extending device and the energy supply end of the power battery, and can generate driving torque according to the electric energy supplied by the methanol range-extending device and the power battery.
In some embodiments, the methanol extension apparatus includes a methanol tank that can store methanol and inject methanol.
In some embodiments, the methanol range extender further comprises:
the generator component is mechanically connected with the methanol tank and is also electrically connected with the generator controller;
the generator controller is electrically connected with the generator component and also electrically connected with the power battery.
In some embodiments, the generator assembly includes a generator and a speed increasing box.
In some embodiments, the electro-drive device includes:
the motor component is mechanically connected with the transmission device and is also electrically connected with the motor controller;
the motor controller is electrically connected with the motor assembly and also electrically connected with the power battery.
In some embodiments, the motor controller includes a motor and a gearbox.
The utility model also provides a methanol increase Cheng Chongka comprising the methanol increase range system.
Compared with the background art, the methanol range-extending system provided by the utility model is applied to the pure heavy truck and is used for supplying energy to the pure heavy truck to charge and drive, and comprises a methanol range-extending device, a power battery and an electric drive device. The methanol range extender takes methanol as fuel and generates electric energy, and the energy supply end of the methanol range extender is electrically connected with the power battery and the electric drive device; the power battery can store electric energy and is provided with an energy storage end electrically connected with the energy supply end of the methanol range extender and an energy supply end electrically connected with the electric drive device; the electric drive device is electrically connected with the energy supply end of the methanol range-extending device and the energy supply end of the power battery, and can generate driving torque according to the electric energy supplied by the methanol range-extending device and the power battery.
The methanol range-extending system uses the methanol range-extending device to charge and supply energy to the battery of the pure electric vehicle or to generate electricity to supply motor drive, so that the advantages of the driving motor and the power battery of the pure electric vehicle can be brought into play, the disadvantages of the power battery can be overcome, and the oil consumption can be obviously reduced while the driving performance advantage of the electric vehicle is maintained.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic configuration diagram of a methanol range extender system according to an embodiment of the present utility model;
FIG. 2 is a schematic view of EV mode of the methanol range extender system according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an HEV mode of a methanol range extender system according to an embodiment of the utility model;
FIG. 4 is a schematic diagram of an energy recovery mode of a methanol range extender system according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of a parking power generation mode of the methanol range-extending system according to an embodiment of the present utility model.
Wherein:
1-methyl alcohol increases journey device, 2-power battery, 3-electric drive arrangement, 4-transmission, 11-methyl alcohol case, 12-generator subassembly, 13-generator controller, 31-motor subassembly, 32-motor controller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present utility model.
The range-extending technology is originally proposed for solving the problem of anxiety of the driving range of the pure electric vehicle, and has been one of the main power system technical routes through development evolution for more than twenty years. The core of good fuel-saving capability of the extended range electric automobile is as follows: the power system is provided with a power battery, and mechanical decoupling between the range extender and the driving system is realized, so that an engine in the range extender can operate in a high-efficiency area relatively independently, and higher power generation efficiency is realized.
The advantages of the electric automobile come from motor driving, and the motor has the advantages of simple structure, strong and stable torque, wider and more efficient mechanical characteristics, quicker and more linear rotating speed and power response, small running noise and the like, and is very suitable for driving vehicles. The core of the range-extending electric automobile is that the advantages of the driving motor and the power battery are exerted, and the disadvantages of the power battery are overcome by the range extender, so that the fuel consumption can be obviously reduced while the driving performance advantage of the electric automobile is maintained.
The existing pure heavy truck type or methanol direct-drive heavy truck type has obvious disadvantages in the aspects of energy utilization efficiency, operation cost, endurance mileage, convenience in use and the like in some specific application fields. In order to solve the problem, the utility model provides a methanol range-extending system.
Referring to fig. 1, fig. 1 is a schematic configuration diagram of a methanol range-extending system according to an embodiment of the utility model.
Fig. 1 shows a configuration of a methanol range-extending system, which is applied to a pure heavy truck for supplying power to the pure heavy truck for charging and driving. As shown in fig. 1, the methanol range-extending system comprises a methanol range-extending device 1, a power battery 2 and an electric drive device 3.
The methanol range extender 1 takes methanol as fuel and generates electric energy, and the energy supply end of the methanol range extender 1 is electrically connected with the power battery 2 and the electric drive device 3. The principle of the methanol range extender 1 is similar to that of a range extender, the range extender refers to an electric vehicle component capable of providing additional electric energy to increase the driving mileage of the electric vehicle, in short, a combination of an engine and a generator is a vehicle-mounted power supply device of a pure electric vehicle, and the methanol range extender refers to a combined component of the engine and the generator which takes methanol as fuel.
The power battery 2 can store electric energy and is provided with an energy storage end electrically connected with the energy supply end of the methanol range extender 1 and an energy supply end electrically connected with the electric drive device 3.
The electric drive device 3 is electrically connected with the energy supply end of the methanol range extender 1 and the energy supply end of the power battery 2, and can generate driving torque according to the electric energy supplied by the methanol range extender 1 and the power battery 2.
It should be noted that the methanol range-extending system configuration provided by the utility model is an improvement based on the basic configuration of the pure heavy truck, that is, the power battery 2 and the electric drive device 3 are already in the basic configuration of the pure heavy truck, and the methanol range-extending device 1 is added on the basis of retaining and using the basic configuration, so that the configuration of the heavy truck type methanol range-extending system is obtained.
In some use modes of the methanol range-extending system, the methanol range-extending device 1 can be used for supplying power to the power battery 2 for charging, the methanol range-extending device 1 can be used for assisting the power battery 2 in supplying power to the electric driving device 3 for driving, and the like, so that the mode functions are rich. Therefore, the methanol range-extending system uses the methanol range-extending device 1 to charge and supply energy for the pure electric vehicle battery or to generate electricity to supply motor drive, so that the advantages of the driving motor and the power battery 2 of the pure electric vehicle can be brought into play, the disadvantages of the power battery 2 can be overcome, and the fuel consumption can be obviously reduced while the driving performance advantage of the electric vehicle is maintained.
With continued reference to fig. 1, in some embodiments, the methanol extension apparatus 1 includes a methanol tank 11, where the methanol tank 11 can store methanol and inject methanol. As shown in fig. 1, on the one hand, the methanol tank 11 is configured to inject methanol in an oil path and store the methanol therein, and on the other hand, the methanol tank 11 is configured to transfer the methanol therein to other components of the methanol range extender 1 in a pipeline manner to convert energy.
Further, the methanol range extender 1 further comprises a generator assembly 12 and a generator controller 13. The generator assembly 12 is mechanically connected to the methanol tank 11 and is also electrically connected to the generator controller 13, and the generator controller 13 is electrically connected to the generator assembly 12 and is also electrically connected to the power cell 2. The generator component 12 is used for converting chemical energy into electric energy by utilizing methanol conveyed by the methanol tank 11, and finally providing the electric energy for the power battery 2 and the electric drive device 3, and the generator controller 13 is used for adjusting various parameters and controlling the generator component 12 to realize corresponding functions.
Further, the generator assembly 12 includes a generator and a speed increasing box.
With continued reference to fig. 1, in some embodiments, the electric drive apparatus 3 includes a motor assembly 31 and a motor controller 32. The motor assembly 31 is mechanically connected to the transmission 4 and is also electrically connected to a motor controller 32, the motor controller 32 being electrically connected to the motor assembly 31 and also to the power battery 2. The motor assembly 31 functions to convert electric energy into mechanical energy, to output driving torque to the outside, and the motor controller 32 functions to achieve corresponding control. Since the relevant arrangement of the electric drive 3 belongs to the prior art, only a brief description is given here.
Further, the motor controller 32 includes a motor and a gearbox.
In a specific embodiment, the methanol range extender (methanol range extender 1) is used for charging and supplying energy to a pure electric vehicle battery or driving a power generation supply motor, the whole configuration is shown in fig. 1, and according to the operation of a driver and the working condition of the whole vehicle, the methanol range extender can be summarized into four working modes according to the flowing direction of energy.
Referring to fig. 2, fig. 2 is an EV mode schematic diagram of a methanol range-extending system according to an embodiment of the utility model.
Fig. 2 corresponds to a pure electric mode, in which the energy flow is as indicated by the arrow in fig. 2, and only the power battery 2 supplies power to the motor controller 32 and the motor assembly 31, the motor assembly 31 driving the transmission 4. In the pure electric driving mode, a whole Vehicle Controller (VCU) controls a motor to independently drive the vehicle to run according to the state of the vehicle and basic parameters of each power component, the engine is in a closed state and used for starting or running at a low speed, and the VCU calculates the target driving torque of the driving motor according to the state of each controller and sends the target driving torque to the MCU motor for execution.
Referring to fig. 3, fig. 3 is a schematic diagram of an HEV mode of a methanol range extender system according to an embodiment of the present utility model.
Fig. 3 corresponds to a hybrid driving mode, the energy flow of which is indicated by arrows in fig. 3, not only the power battery 2 supplies power to the motor controller 32 and the motor assembly 31, but also the methanol range extender 1 supplies power to the motor controller 32 and the motor assembly 31, the energy flow direction in the methanol range extender 1 is that the methanol tank 11 flows to the generator assembly 12, the generator assembly 12 flows to the generator controller 13, and finally the motor assembly 31 drives the transmission device 4. In the hybrid driving mode, when the required torque of the whole vehicle is larger than the maximum working torque of the engine and the electric quantity is higher than a set threshold value, the engine works on a maximum working curve, and the redundant required electric quantity is provided by a battery, so that the engine has better fuel economy and can meet the power requirement.
Referring to fig. 4, fig. 4 is a schematic diagram illustrating an energy recovery mode of a methanol range-extending system according to an embodiment of the utility model.
Fig. 4 corresponds to an energy recovery mode, wherein the energy flow is indicated by arrows in fig. 4, and the energy flow direction is that the transmission device 4 flows to the motor assembly 31, the motor assembly 31 flows to the motor controller 32, and the motor controller 32 flows to the power battery 2. In the energy recovery mode, when a brake pedal of the whole vehicle is stepped on, the VCU calculates the braking torque which can be provided by the motor according to the state of each controller, and sends the braking torque to the MCU to control the driving motor to execute, so that part of braking energy is recovered, and meanwhile, the braking torque is combined with a mechanical brake to realize braking requirements, and meanwhile, braking stability is ensured. When the vehicle speed is high, both the accelerator pedal and the brake pedal are deactivated, and the coasting mode is entered. In the coasting mode, the VCU calculates a target regenerative braking torque of the electric machine based on the vehicle speed to recover a portion of the energy.
Referring to fig. 5, fig. 5 is a schematic diagram of a parking power generation mode of the methanol range-extending system according to an embodiment of the utility model.
Fig. 5 corresponds to a parking power generation mode, the energy flow of which is indicated by an arrow in fig. 5, the methanol range extender 1 supplies energy to the power battery 2, and the energy flow direction in the methanol range extender 1 is that the methanol tank 11 flows to the generator component 12 and the generator component 12 flows to the generator controller 13. In the parking power generation mode, the whole vehicle is low in SOC electric quantity and in a parking state, and the VCU generates power for the battery according to the states of the controllers.
The utility model also provides a methanol increase Cheng Chongka which comprises the methanol increase range system, and the methanol increase Cheng Chongka has all the beneficial effects of the methanol increase range system.
The methanol booster Cheng Chongka is an electric heavy truck which uses a methanol booster as a vehicle-mounted auxiliary power supply device to supply electric energy for a power system so as to prolong the endurance mileage. The methanol booster Cheng Chongka can achieve all power performances under the pure electric mode, and when the vehicle-mounted rechargeable energy storage system (the power battery 2) cannot meet the requirements of the range, the vehicle-mounted auxiliary power supply device (the methanol booster 1) is turned on to supply electric energy so as to prolong the electric vehicle of the range, and the vehicle-mounted auxiliary power supply device is in transmission connection with a driving system (a transmission device 4) without a transmission shaft (a belt) and the like.
The methanol booster Cheng Chongka has important advantages and significance in some specific application fields of methanol rich areas (such as Xinjiang, shanxi and the like), such as engineering vehicles, port heavy truck vehicles and the like, and the pure-electric methanol booster Cheng Chong card is adopted. A simple example is a mine dump truck: for the working condition that ore is transported from the mountain to the mountain, no load is generated when the mountain is lifted and the mountain is lifted, and the electric power can be recovered just through braking energy; for the working condition that ore is transported from a pit, the electric power can be recovered by braking energy when the ore is fully loaded and the ore is moved down; therefore, the energy consumption is greatly reduced, the emission pollution is reduced, the problem of convenience in charging is effectively solved by using the range extender, the fuel consumption is further reduced, and the alcohol saving rate can be measured and calculated to be about 15% in similar scenes.
Meanwhile, the popularization of the methanol fuel has obvious application advantages. Methanol is a clean utilization of coal: methanol fuel (CH) 3 OH) oxygen-containing, burn fully, NO X The exhaust gas has little pollutant and almost no PM, and is clean fuel. The main production of the methanol in China is from coal, so that the resource advantage of rich coal in China can be fully exerted, and the clean utilization of the coal is realized. Carbon neutralization is realized by green methanol: the green methanol is used as the future direction, wind-solar power generation is adopted, water electrolysis is used for hydrogen production, and CO is utilized 2 And the methanol is produced by reaction with hydrogen to realize carbon neutralization. Methanol is a liquid fuel with the highest hydrogen content: the methanol is convenient to store, transport and use, is called as liquid hydrogen, and 1 liter of methanol contains 98.8 grams of hydrogen at normal temperature and normal pressure, and the pure hydrogen contains 70.8 grams of hydrogen at the temperature of minus 253 ℃ in liquid state.
It should be noted that many components mentioned in the present utility model are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art through technical manuals or through routine experimental methods.
It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The methanol increase Cheng Chongka and the methanol increase range system thereof provided by the utility model are described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (7)
1. The utility model provides a methyl alcohol increases journey system, its characterized in that is applied to pure heavy truck for pure heavy truck energy supply is in order to charge and drive, methyl alcohol increases journey system includes:
the methanol range extender takes methanol as fuel and generates electric energy, and the energy supply end of the methanol range extender is electrically connected with the power battery and the electric drive device;
the power battery can store electric energy and is provided with an energy storage end electrically connected with the energy supply end of the methanol range extender and an energy supply end electrically connected with the electric drive device;
the electric drive device is electrically connected with the energy supply end of the methanol range-extending device and the energy supply end of the power battery, and can generate driving torque according to the electric energy supplied by the methanol range-extending device and the power battery.
2. The methanol range extender system of claim 1 wherein the methanol range extender includes a methanol tank that can store methanol and inject methanol.
3. The methanol range extender system of claim 2 wherein the methanol range extender further comprises:
the generator component is mechanically connected with the methanol tank and is also electrically connected with the generator controller;
the generator controller is electrically connected with the generator component and also electrically connected with the power battery.
4. A methanol range-extending system as in claim 3 wherein the generator assembly comprises a generator and a speed increasing box.
5. The methanol range extender system of claim 1 wherein said electric drive means comprises:
the motor component is mechanically connected with the transmission device and is also electrically connected with the motor controller;
the motor controller is electrically connected with the motor assembly and also electrically connected with the power battery.
6. The methanol range extender system of claim 5 wherein said motor controller includes a motor and a gearbox.
7. A methanol booster Cheng Chongka comprising a methanol booster system as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321571698.3U CN219927472U (en) | 2023-06-16 | 2023-06-16 | Methanol increase Cheng Chongka and methanol range increase system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321571698.3U CN219927472U (en) | 2023-06-16 | 2023-06-16 | Methanol increase Cheng Chongka and methanol range increase system thereof |
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| Publication Number | Publication Date |
|---|---|
| CN219927472U true CN219927472U (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321571698.3U Active CN219927472U (en) | 2023-06-16 | 2023-06-16 | Methanol increase Cheng Chongka and methanol range increase system thereof |
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| Country | Link |
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| CN (1) | CN219927472U (en) |
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2023
- 2023-06-16 CN CN202321571698.3U patent/CN219927472U/en active Active
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