CN108494291A - Dynamic electric resistor brake apparatus - Google Patents
Dynamic electric resistor brake apparatus Download PDFInfo
- Publication number
- CN108494291A CN108494291A CN201810417894.2A CN201810417894A CN108494291A CN 108494291 A CN108494291 A CN 108494291A CN 201810417894 A CN201810417894 A CN 201810417894A CN 108494291 A CN108494291 A CN 108494291A
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- braking
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- speed
- resistor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
- H02P3/18—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an ac motor
- H02P3/22—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an ac motor by short-circuit or resistive braking
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Braking Arrangements (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention belongs to resistive braking device fields, more particularly to a kind of dynamic electric resistor brake apparatus, it includes telescopic rod, braking resistor, more-control switch, absorption installation of heat energy, current transformer and controller etc., when spacing is smaller or spacing and when larger speed, it is closed the smaller resistance grade of resistance value, when speed is smaller, it is closed the smaller resistance grade of resistance value, when stalling current is relatively low, switch to the smaller resistance grade of resistance value, the rotating speed of water pump makes corresponding adjustment according to the variation of resistance value, and after end of braking, pump rotary speed returns initial speed.Dynamic electric resistor brake apparatus controls the size of electric current by adjusting the resistance grade of different resistance value sizes, to make braking moment keep stablizing, achieve the effect that stablize braking, simultaneously, water pump increases corresponding rotating speed according to the adjustment of resistance value, to reach good heat dissipation and the sufficient effect of heat energy utilization.
Description
Technical field
The invention belongs to resistive braking device field, more particularly to a kind of dynamic electric resistor brake apparatus.
Background technology
Resistive braking device is common braking energy dissipation device in large-sized power locomotive.
The patented product dumper main transmission circuit of Guangzhou electric power locomotive Co., Ltd describes one kind and is cut with one
The concatenated braking resistor of wave device forms high speed brake unit (referenced patent document CN203864460U).
The patented product auxiliary brake of vehicle of China National Heavy Duty Truck Group Jinan Power Co., Ltd., in drive axle or so two
Magnetorheological damping device is both provided on the semiaxis of side, which provides required Auxiliary Damping torque, Ke Yigeng for vehicle
The braking ability (referenced patent document CN203267801U) of the good entire braking system of improvement.
The patented product of Xi'an Dong Tai electronic ceramics Co., Ltd is used for the energy absorption resistance of brake system of electric locomotive
Aluminium alloy is arranged between Zinc oxide ceramic linear resistor piece using Zinc oxide ceramic linear resistor piece as resistance heart body in device
The structure (referenced patent document CN102779600B) of radiator (including end radiator and intermediate radiator body).
The configuration of the patented product locomotive dynamic brake grill unit of General Electric Co. Limited, by input to heating and defeated
The guiding for going out air-flow prevents snow or ice or is mitigated (referenced patent document CN100584653C).
Invention content
The present invention provides a kind of dynamic electric resistor brake, stopping power can be carried out according to actual condition or other data
Adjustment, meanwhile, it also can correspondingly be adjusted by the heat-sinking capability or heat reuse mode of brake.So that the heat radiation energy of brake
Power is optimized, and has saved the energy.
Dynamic electric resistor brake apparatus includes：
Directional series excitation electric machine is set to outside water tank, when driving, converts electrical energy into mechanical energy, and in braking, mechanical energy is converted
For electric energy；
Water tank, inside filling full water are simultaneously equipped with absorption installation of heat energy and braking resistor box；
Temperature sensor is set in braking resistor box, for detecting the temperature in braking resistor box；
Water outlet is set to the bottom of water tank, for the heating water inside water tank to be discharged；
UWB range finder modules, for measuring the distance between current vehicle and front truck；
Vehicle speed sensor, the speed for measuring current vehicle；
Water pump, for being pumped into cooling water into water tank；
Water inlet is set to the top of water tank, for inputting cooling water inside water tank；
Further include：
Current transformer is set to outside braking resistor box, for monitoring the current value in brake circuit in real time；
Absorption installation of heat energy installs the inside of water tank, and is full of solid-liquid phase change material inside device, for absorbing braking
The thermal energy that resistance distributes；
Braking resistor box is fixed on inside absorption installation of heat energy, and braking resistor and more-control switch are housed；
More-control switch is installed in braking resistor box, the resistance for connecting different resistance values；
Braking resistor is installed in braking resistor box, and the electric energy generated when for by braking is converted to thermal energy and distributes；
Controller, signal connect temperature sensor, UWB range finder modules, vehicle speed sensor, current transformer, water pump；
Controller is configured as：
(1) when the spacing of two vehicles is less than first threshold, or when the speed that spacing is more than first threshold and current vehicle is big
When First Speed value, more-control switch is connected to second resistance shelves, and when resistive braking device starts braking, pump rotary speed is adjusted to the
Three tachometer values；When current transformer detects that stalling current is less than the first current value, more-control switch switches from second resistance shelves
To first resistor shelves, by reducing the resistance value of braking resistor, to increase brake circuit electric current, so that locomotive is being run at a low speed
When braking moment can also keep stable, meanwhile, pump rotary speed is increased to the 4th tachometer value by third tachometer value, to accelerate water
Flow velocity, quickly cool down absorption installation of heat energy absorb thermal energy；
(2) when current vehicle speed is less than First Speed value, more-control switch is connected to 3rd resistor shelves, pump rotary speed adjustment
To the second tachometer value；When current transformer detects that brake circuit electric current is less than the second current value, more-control switch is electric from third
Resistance shelves switch to second resistance shelves, and when brake circuit electric current drops to the first current value, more-control switch is cut from second resistance shelves
First resistor shelves are shifted to, meanwhile, the rotating speed of water pump increases to third tachometer value from the second tachometer value and increases to the 4th tachometer value again；
The wherein rotating speed of water pump and the negatively correlated relationship of resistance；
(3) when the temperature in end of braking and water tank is less than the first temperature value, pump rotary speed is adjusted to the first tachometer value；
First resistor value ＜ second resistance value ＜ 3rd resistor values；
The 4th tachometer values of first tachometer value ＜ the second tachometer value ＜ third tachometer values ＜；
First the second current values of current value ＜.
The beneficial effects of the invention are as follows：In braking process, the reduction of locomotive speed can cause induced current to decline, dynamic
Resistive braking device controls the size of electric current by adjusting the resistance grade of different resistance value sizes, to make braking moment keep steady
It is fixed, achieve the effect that stablize braking, meanwhile, water pump increases corresponding rotating speed according to the adjustment of resistance value, to reach heat dissipation
The good and sufficient effect of heat energy utilization.
Description of the drawings
Fig. 1 shows dynamic electric resistor brake apparatus schematic diagram；
Fig. 2 shows braking resistor box internal structures；
Fig. 3 shows motor braking schematic diagram；
Fig. 4 shows control for brake flow chart.
Specific implementation mode
With reference to the accompanying drawings, the function that the structure of this system is described in detail and is realized.
Directional series excitation electric machine 1 is set to outside water tank 2, when driving, converts electrical energy into mechanical energy, and in braking, mechanical energy is turned
It is changed to electric energy；
Water tank 2, inside filling full water are simultaneously equipped with absorption installation of heat energy 10 and braking resistor box 11；
Temperature sensor 3 is set in braking resistor box, for detecting the temperature in braking resistor box；
Water outlet 4 is set to the bottom of water tank, for the heating water inside water tank to be discharged；
UWB range finder modules 5, for measuring the distance between current vehicle and front truck；
Vehicle speed sensor 6, the speed for measuring current vehicle；
Water pump 7, for being pumped into cooling water into water tank 2；
Water inlet 8 is set to the top of water tank, for inputting cooling water inside water tank；
Further include：
Current transformer 9 is set to outside braking resistor box, for monitoring the current value in brake circuit in real time；
Absorption installation of heat energy 10 installs the inside of water tank 2, and is full of solid-liquid phase change material inside device, for absorbing system
The thermal energy that dynamic resistance distributes；
Braking resistor box 11 is fixed on inside absorption installation of heat energy 10, and braking resistor and more-control switch are housed；
More-control switch 1101 is installed in braking resistor box 11, the resistance for connecting different resistance values；
Braking resistor 1102 is installed in braking resistor box 11, and the electric energy generated when for by braking is converted to thermal energy and dissipates
It sends out；
Controller 12, signal connect temperature sensor 4, UWB range finder modules 5, vehicle speed sensor 6, current transformer 9,
Water pump 7；
Controller 12 is configured as：
(1) when the spacing of two vehicles is less than first threshold, or when the speed that spacing is more than first threshold and current vehicle is big
When First Speed value, more-control switch 1101 is connected to second resistance shelves, when resistive braking device starts braking, 7 rotating speed tune of water pump
It is whole to third tachometer value；When current transformer 9 detects that stalling current is less than the first current value, more-control switch 1101 from second
Resistance grade switches to first resistor shelves, by reducing the resistance value of braking resistor, to increase brake circuit electric current, so that locomotive
When running at a low speed, braking moment can also be kept stable, meanwhile, 7 rotating speed of water pump is increased to the 4th rotating speed by third tachometer value
Value quickly cools down the thermal energy that absorption installation of heat energy 10 absorbs to accelerate the flow velocity of water；
(2) when current vehicle speed is less than First Speed value, more-control switch 1101 is connected to 3rd resistor shelves, 7 turns of water pump
Velocity modulation is whole to the second tachometer value；When current transformer 9 detects that brake circuit electric current is less than the second current value, more-control switch
1101 switch to second resistance shelves from 3rd resistor shelves, when brake circuit electric current drops to the first current value, more-control switch
1101 switch to first resistor shelves from second resistance shelves, meanwhile, the rotating speed of water pump 7 increases to third tachometer value from the second tachometer value
The 4th tachometer value is increased to again；The wherein rotating speed of water pump 7 and the negatively correlated relationship of resistance；
(3) when the temperature in end of braking and water tank is less than the first temperature value, pump rotary speed is adjusted to the first tachometer value；
First resistor value ＜ second resistance value ＜ 3rd resistor values；
The 4th tachometer values of first tachometer value ＜ the second tachometer value ＜ third tachometer values ＜；
First the second current values of current value ＜.
One skilled in the art would recognize that without departing substantially from the spirit and scope of the invention as describing in general manner,
Various variations and/or modification can be carried out to invention shown in each specific embodiment.Therefore, in terms of all
For, embodiment here is considered as illustrative and and non-limiting.Equally, the present invention includes any feature
Combination, the combination of any feature especially in Patent right requirement, even if the combination of this feature or feature is not in patent
It is explicitely stated in claim or each embodiment here.
Claims (2)
1. a kind of dynamic electric resistor brake apparatus for vehicle, which is characterized in that the Brake Energy of the dynamic electric resistor brake apparatus
Power is adjusted according to actual condition, meanwhile, it is also correspondingly adjusted by the heat-sinking capability of brake apparatus.
2. a kind of dynamic electric resistor brake apparatus for vehicle comprising：
Directional series excitation electric machine is set to outside water tank, when driving, converts electrical energy into mechanical energy, in braking, converts mechanical energy into electricity
Energy；
Water tank, inside filling full water are simultaneously equipped with absorption installation of heat energy and braking resistor box；
Temperature sensor is set in braking resistor box, for detecting the temperature in braking resistor box；
Water outlet is set to the bottom of water tank, for the heating water inside water tank to be discharged；
UWB range finder modules, for measuring the distance between current vehicle and front truck；
Vehicle speed sensor, the speed for measuring current vehicle；
Water pump, for being pumped into cooling water into water tank；
Water inlet is set to the top of water tank, for inputting cooling water inside water tank；
It is characterized in that, further including：
Current transformer is set to outside braking resistor box, for monitoring the current value in brake circuit in real time；
Absorption installation of heat energy installs the inside of water tank, and is full of solid-liquid phase change material inside device, for absorbing braking resistor
The thermal energy distributed；
Braking resistor box is fixed on inside absorption installation of heat energy, and braking resistor and more-control switch are housed；
More-control switch is installed in braking resistor box, the resistance for connecting different resistance values；
Braking resistor is installed in braking resistor box, and the electric energy generated when for by braking is converted to thermal energy and distributes；
Controller, signal connect temperature sensor, UWB range finder modules, vehicle speed sensor, current transformer, water pump；
Controller is configured as：
(1) when the spacing of two vehicles is less than first threshold, or when the speed that spacing is more than first threshold and current vehicle is more than the
When one velocity amplitude, more-control switch is connected to second resistance shelves, and when resistive braking device starts braking, pump rotary speed, which is adjusted to third, to be turned
Speed value；When current transformer detects that stalling current is less than the first current value, more-control switch switches to the from second resistance shelves
One resistance grade, by reducing the resistance value of braking resistor, to increase brake circuit electric current, so that locomotive is in the when system of running at a low speed
Kinetic moment can also keep stable, meanwhile, pump rotary speed is increased to the 4th tachometer value by third tachometer value, to accelerate the stream of water
Speed quickly cools down the thermal energy that absorption installation of heat energy absorbs；
(2) when current vehicle speed is less than First Speed value, more-control switch is connected to 3rd resistor shelves, and pump rotary speed is adjusted to the
Two tachometer values；When current transformer detects that brake circuit electric current is less than the second current value, more-control switch is from 3rd resistor shelves
Second resistance shelves are switched to, when brake circuit electric current drops to the first current value, more-control switch is switched to from second resistance shelves
First resistor shelves, meanwhile, the rotating speed of water pump increases to third tachometer value from the second tachometer value and increases to the 4th tachometer value again；Wherein
The rotating speed of water pump and the negatively correlated relationship of resistance；
(3) when the temperature in end of braking and water tank is less than the first temperature value, pump rotary speed is adjusted to the first tachometer value；
First resistor value ＜ second resistance value ＜ 3rd resistor values；
The 4th tachometer values of first tachometer value ＜ the second tachometer value ＜ third tachometer values ＜；
First the second current values of current value ＜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417894.2A CN108494291B (en) | 2018-05-04 | 2018-05-04 | Dynamic resistance brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810417894.2A CN108494291B (en) | 2018-05-04 | 2018-05-04 | Dynamic resistance brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108494291A true CN108494291A (en) | 2018-09-04 |
| CN108494291B CN108494291B (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810417894.2A Active CN108494291B (en) | 2018-05-04 | 2018-05-04 | Dynamic resistance brake device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108494291B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749583A (en) * | 2018-05-04 | 2018-11-06 | 李亚呢 | Adaptive dynamic electric resistor braking system |
Citations (6)
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| DE10339211A1 (en) * | 2003-08-20 | 2005-03-24 | Siemens Ag | Railway traction vehicle, has brake mechanisms which can be connected to the engine cooler of diesel engine via a brake cooling circuit |
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| CN107813706A (en) * | 2017-10-25 | 2018-03-20 | 中通客车控股股份有限公司 | A kind of integral new-energy passenger efficient EBA and method |
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2018
- 2018-05-04 CN CN201810417894.2A patent/CN108494291B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10339211A1 (en) * | 2003-08-20 | 2005-03-24 | Siemens Ag | Railway traction vehicle, has brake mechanisms which can be connected to the engine cooler of diesel engine via a brake cooling circuit |
| CN101249802A (en) * | 2008-03-27 | 2008-08-27 | 上海工程技术大学 | Urban rail traffic vehicle braking energy recovery system |
| CN201209243Y (en) * | 2008-06-06 | 2009-03-18 | 湘潭电机股份有限公司 | Electric driving mining watering lorries |
| CN106218649A (en) * | 2016-08-10 | 2016-12-14 | 株洲中车时代电气股份有限公司 | A kind of heat abstractor for low floor vehicle |
| CN106828120A (en) * | 2017-02-22 | 2017-06-13 | 长安大学 | The EBA and control method of a kind of parallel type hybrid dynamic heavy truck |
| CN107813706A (en) * | 2017-10-25 | 2018-03-20 | 中通客车控股股份有限公司 | A kind of integral new-energy passenger efficient EBA and method |
Non-Patent Citations (1)
| Title |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749583A (en) * | 2018-05-04 | 2018-11-06 | 李亚呢 | Adaptive dynamic electric resistor braking system |
| CN108749583B (en) * | 2018-05-04 | 2021-04-02 | 山东康健汽车配件科技股份有限公司 | Adaptive dynamic resistance braking system |
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| Publication number | Publication date |
|---|---|
| CN108494291B (en) | 2021-06-04 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210514 Address after: 224400 No.16, Ruilin North Road, Donggou Town, Funing County, Yancheng City, Jiangsu Province Applicant after: Funing Guangxing Machinery Co.,Ltd. Address before: 230000 building 6, Xinghai garden, logistics Avenue, Yaohai District, Hefei City, Anhui Province Applicant before: Li Yane |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220928 Address after: No. 19, West Industrial Park, Goudun Town, Funing County, Yancheng City, Jiangsu Province 224400 Patentee after: Jiangsu Jinghong Automatic Control Valve Co.,Ltd. Address before: 224400 No.16, Ruilin North Road, Donggou Town, Funing County, Yancheng City, Jiangsu Province Patentee before: Funing Guangxing Machinery Co.,Ltd. |
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| TR01 | Transfer of patent right |