CN108394385A - The generator retarder brake system and its control method of semiconductor refrigerating - Google Patents
The generator retarder brake system and its control method of semiconductor refrigerating Download PDFInfo
- Publication number
- CN108394385A CN108394385A CN201810390892.9A CN201810390892A CN108394385A CN 108394385 A CN108394385 A CN 108394385A CN 201810390892 A CN201810390892 A CN 201810390892A CN 108394385 A CN108394385 A CN 108394385A
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- chilling plate
- brake
- cool
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 448
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 15
- 238000005057 refrigeration Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 description 7
- 238000007600 charging Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
- B60T1/065—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels employing disc
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T5/00—Vehicle modifications to facilitate cooling of brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
- F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
- F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/82—Features relating to cooling for internally-engaging brakes
- F16D65/827—Features relating to cooling for internally-engaging brakes with open cooling system, e.g. cooled by air
Abstract
The invention discloses the generator retarder brake systems and its control method of semiconductor refrigerating, controller is connect with temperature sensor, semiconductor cool-air machine, generator and accumulator respectively, first voltage sensor and current sensor are mounted on generator, second voltage sensor is mounted on accumulator, temperature sensor is mounted on the back-plate of drum brake, semiconductor cool-air machine is mounted on the back-plate of drum brake, and controller controls generator and charges to accumulator and power to semiconductor cool-air machine.In automobile retarder brake, the generator retarder brake system of semiconductor refrigerating can efficiently use the electric energy of generator output, improve the thermal stability of drum brake.
Description
Technical field
The present invention relates to generator retarder brake systems, and in particular to the generator retarder brake system of semiconductor refrigerating and
Its control method.
Background technology
On the automobile of installation generator retarder brake system, when automobile lower long slope retarder brake, the transmission system of automobile
It drives generator rotation, generator that the kinetic energy that automobile lower long slope travels is changed into electric energy, keeps the slow descending of automobile or automobile slow
Speed braking traveling, the electric energy that generator generates charge to accumulator；After accumulator is fully charged, the electric energy that generator is sent out will lead to
Resistance consumption is crossed, waste is produced electricl energy.
Drum brake is mounted in automotive wheel, when automobile is not braking, there is gap between friction plate and brake drum, is braked
Drum is freely rotated with wheel；When automobile brake, driver's brake pedal, hydraulic pump pushes brake-shoe and friction plate around bearing
Pin rotation, after eliminating the gap between friction plate and brake drum, friction plate is pressed on brake drum, brake drum by with rotation side
To opposite moment of friction, make car deceleration, brake drum and back-plate are distributed by outer surface generates heat in braking process.
The shortcoming of drum brake is that thermal stability is poor, and heat-sinking capability is low, when automobile lower long slope is continuously braked, friction
Piece rubs for a long time with brake drum, causes drum brake temperature excessively high, organic due to containing resin etc. in the material of friction plate
Polymer, as the temperature of friction plate and brake drum increases, the friction coefficient between friction plate and brake drum reduces, and makes drum-type system
The brake efficiency of dynamic device reduces, and braking hair " soft " generates heat fading, and thermal stability is poor.When heat fading is serious, automobile anti-lock braking system
The effect of the brake-force controls systems such as dynamic device is difficult to be not fully exerted, and therefore generates a lot of traffic accidents, is automobile
Braking system unsolved one big safety difficulties so far.
Automobile current generator retarder brake traveling refers to so that automobile is kept certain by the braking of generator and drum brake
Speed traveling.
Invention content
It is an object of the invention to：A kind of generator retarder brake system of semiconductor refrigerating is provided, is slowly made in automobile
In dynamic, the electric energy of generator output is efficiently used, the thermal stability of drum brake is improved.
The technical solution of the generator retarder brake system of the semiconductor refrigerating of the present invention：When automobile lower long slope, vapour
The transmission system of vehicle drives generator rotation, generator that a part of kinetic energy of automobile is changed into electric energy, the electricity that generator is sent out
Accumulator and semiconductor cool-air machine can be supplied, semiconductor cool-air machine is blown a cold wind over to drum brake, improves the heat of drum brake
Stability makes automobile retarder brake travel.
To achieve the above object, the present invention provides the following technical solutions：The generator retarder brake system of semiconductor refrigerating,
Including several drum brake groups, generating set, accumulator group and controller；The drum brake group includes drum brake
Device, temperature sensor and semiconductor cool-air machine, the temperature sensor is mounted on the back-plate of drum brake, for examining
The temperature of drum brake is surveyed, semiconductor cool-air machine is mounted on the bottom plate air inlet opened up on the back-plate of drum brake
On；
The generating set includes generator, first voltage sensor and current sensor, the first voltage sensor and electricity
Flow sensor is mounted on generator, the voltage and current for measuring generator output；
The accumulator group includes accumulator and second voltage sensor, and the second voltage sensor is mounted on accumulator,
Storage voltage for measuring accumulator；
The controller connect with temperature sensor, semiconductor cool-air machine, generator and accumulator and controls whole system respectively
Operation.
Preferentially, the drum brake includes brake drum, two panels brake-shoe, two panels friction plate, return spring, hydraulic pump
And back-plate；
The friction plate is fixed on brake-shoe；
The same end of two panels brake-shoe is articulated on back-plate inner wall, the opposite other end and is installed on back-plate inner wall
Hydraulic pump connection；
The both ends of the return spring are connected with the movable end of brake-shoe respectively.
Preferentially, further include two fulcrum posts, the same end of two panels brake-shoe is articulated with by fulcrum post in back-plate
On wall.
Preferentially, the semiconductor cool-air machine includes outlet housing, several cooling fins, several heat-dissipating pipes, rectangular tube, semiconductor
Cooling piece, collet and fan；The heat-dissipating pipe coaxial line is installed in rectangular tube；The collet is installed on the rectangular tube
Outer wall four sides, and semiconductor chilling plate installing port is installed in the middle part of outer wall four sides；The semiconductor chilling plate is installed on
In semiconductor chilling plate installing port, and fit in the outside wall surface of rectangular tube；
The cooling fin is respectively arranged in the rectangular tube periphery for being coated with semiconductor chilling plate, collet；
The outlet housing and fan are respectively arranged in the both ends of the rectangular tube.
Preferentially, the controller in semiconductor cool-air machine fan and several semiconductor chilling plates connect, and it is each
Fan and several semiconductor chilling plates in semiconductor cool-air machine are connected in parallel.
The control method of the generator retarder brake system of semiconductor refrigerating of the present invention, includes the following steps：
1st step electrical power generators and drum brake braking, make automobile retarder brake travel：
2nd step controllers control generator and charge to accumulator and power to semiconductor cool-air machine：
In the controller, 200~250 DEG C of heat-staple temperature for setting drum brake sets the maximum functional electricity of accumulator
13.5~14.8 volts of pressure；
When temperature sensor measure drum brake temperature be less than drum brake 200~250 DEG C of heat-staple temperature and
When the voltage that second voltage sensor measures accumulator is less than 13.5~14.8 volts of the maximum working voltage of accumulator, generator is logical
It crosses controller to charge to accumulator, while being powered to semiconductor cool-air machine by controller；
When second voltage sensor measures 13.5~14.8 volts of the maximum working voltage of the voltage of accumulator not less than accumulator,
Alternatively, when temperature sensor measures heat-staple temperature 200~250 DEG C of the temperature not less than drum brake of drum brake
When, generator is not charged by controller to accumulator, and generator is only powered to semiconductor cool-air machine by controller；
3rd step determines the work number of semiconductor chilling plate：
After generator is powered by controller to semiconductor cool-air machine, generator is supplied to all fans and semiconductor chilling plate
Electricity, controller measure the voltage that generator is exported to semiconductor cool-air machine according to first voltage sensor and current sensor respectively
And electric current, the product of the voltage and current exported from generator to semiconductor cool-air machine calculate generator to semiconductor cool-air machine
The power of output, then the power that is exported to semiconductor cool-air machine with generator subtracts after the power of all fans divided by semiconductor system
Cold rated power and upward rounding obtain the number of semiconductor chilling plate always；
4th step determines the semiconductor chilling plate number to work in each semiconductor cool-air machine：
With the number of total semiconductor chilling plate divided by the number of semiconductor cool-air machine, integer part is each semiconductor cold wind
The semiconductor chilling plate minimum number to work in machine, complementing part are measured according to the temperature sensor on each drum brake
Temperature distributed from high temperature to low temperature, distribute to the semiconductor chilling plate of the work of each semiconductor cool-air machine number be 1 or 0；
If the temperature that the temperature sensor on different drum brakes measures is identical, the semiconductor for distributing to trailing wheel is paid the utmost attention to
The number of the semiconductor chilling plate of the work of air-cooler；If the maximum temperature ratio that the temperature sensor on drum brake measures
When secondary high-temperature is higher than 20~30 DEG C, the semiconductor chilling plate of 1 work of overabsorption；But it is no more than in semiconductor cool-air machine most
Big refrigeration the piece number；
5th step determine again semiconductor chilling plate work number and each semiconductor cool-air machine in the semiconductor refrigerating that works
Piece number：
The electric current measured when current sensor increases, and electric current increase is greater than or equal to 2~4 ampere-hours, and generator is to all
Fan and semiconductor chilling plate power supply after, again determine semiconductor chilling plate work number and each semiconductor cool-air machine in work
The semiconductor chilling plate number of work；
When the electric current that current sensor measures increases, electric current increase is measured less than 0.1~2 ampere-hour or current sensor
Electric current reduces, and generator is not powered to all fans and semiconductor chilling plate, on the basis of the semiconductor chilling plate to have worked
On, determine again semiconductor chilling plate work number and each semiconductor cool-air machine in the semiconductor chilling plate number that works.
Preferentially, generator is controlled to accumulator charging and into semiconductor cool-air machine power supply in the 2nd step controllers, send out
It when motor is powered to semiconductor cool-air machine, preferentially powers to fan, then needs to power to semiconductor chilling plate according to practical cooling.
Preferentially, it is braked in the 1st step electrical power generators and drum brake, in so that automobile retarder brake is travelled, in automobile
When lower long slope retarder brake, driver makes engine braking by speed changer, meanwhile, driver connects automobile by controller
The connection of transmission system and generator, car transmissions drive generator rotation, generator that the kinetic energy of rotation is changed into electricity
Can, so that automobile retarder brake is travelled；When automobile reaches the speed of requirement, driver does not step on brake pedal, and drum brake is not
Braking；When automobile does not reach the speed of requirement, driver's brake pedal, drum brake braking makes automobile reach and wants
The travel speed asked.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）According to the voltage of the temperature of drum brake and accumulator, controller controls generator and charges to accumulator and to partly
Conductor air-cooler is powered, and the electric energy that generator is sent out can be efficiently used；On the electric energy semiconductor supply air-cooler of generator output
Semiconductor chilling plate and fan, so that semiconductor cool-air machine is blown a cold wind over to drum brake, need not be generated electricity by resistance consumption
Machine output electric energy, this not only efficiently use generator output electric energy, but also semiconductor cool-air machine blown to drum brake it is cold
Wind is conducive to drum brake cooling, the thermal stability of drum brake can be improved.
（2）Semiconductor cool-air machine is mounted on drum brake, and structure is more compact.
（3）The travel speed of automobile constantly changes, and the power that generator exports is made constantly to change, and generator exports electric energy
Utilize also constantly variation；The brake efficiency of drum brake constantly changes, and the temperature of drum brake is made constantly to change, and influences to rouse
The thermostabilization of formula brake；The heat dissipation of semiconductor cool-air machine is related with the environment temperature of the travel speed of automobile and surrounding, makes half
The temperature of the cold wind of conductor air-cooler blowout constantly changes, and also influences the thermostabilization of drum brake；In generator to semiconductor
Under conditions of air-cooler input power is certain, the temperature of semiconductor cool-air machine blowing cold air and the semiconductor chilling plate number of work
It is related；It wants generator to export more electric energy and the electric energy of Optimum utilization generator output, reduces the temperature of drum brake, carry
The thermal stability of high drum brake needs the power exported to semiconductor cool-air machine according to generator, determines each semiconductor
The semiconductor chilling plate number to work in air-cooler；The power that controller is exported according to generator to semiconductor cool-air machine determines
The work number of semiconductor chilling plate, and determined each according to the number of semiconductor cool-air machine and the temperature of each drum brake
The semiconductor chilling plate number to work in semiconductor cool-air machine can efficiently use the electric energy that generator is sent out, and improve semiconductor system
Cold refrigeration effect improves the thermal stability of drum brake, and generator can also be made to generate more electric energy, and it is slow to improve automobile
The ability of speed braking traveling.
（4）Driver can obtain the temperature of drum brake by controller and temperature sensor, then from drum brake
Temperature in obtain the thermostabilization situation of drum brake, be conducive to automotive safety retarder brake traveling.
Description of the drawings
Fig. 1 is the structural schematic diagram of the generator retarder brake system of semiconductor refrigerating.
Fig. 2 is the front view of the drum brake in Fig. 1.
Fig. 3 is the A-A sectional views in Fig. 2.
Fig. 4 is the vertical view of Fig. 2.
Fig. 5 is the front view of semiconductor cool-air machine.
Fig. 6 is the B-B sectional views of Fig. 5.
Fig. 7 is the left view of Fig. 5.
Fig. 8 is the front view of heat-dissipating pipe.
Fig. 9 is the vertical view of Fig. 8.
Figure 10 is the front view of rectangular tube.
Figure 11 is the vertical view of Figure 10.
Figure 12 is the front view that heat-dissipating pipe is mounted in rectangular tube.
Figure 13 is the vertical view of Figure 12.
Figure 14 is the structural schematic diagram that semiconductor cool-air machine is installed on drum brake.
Figure 15 is the control circuit figure of the generator retarder brake system of semiconductor refrigerating.
Figure 16 is the wind flow route map of semiconductor cool-air machine.
Figure 17 is wind flow route map when drum brake is braked.
Figure 18 is wind flow route map when drum brake is not braking.
In figure：1- drum brakes；2- temperature sensors；3- semiconductor cool-air machines；4- conducting wires；5- generators；6- first
Voltage sensor；7- current sensors；8- controllers；9- second voltage sensors；10- accumulators；11- fulcrum posts；12- is braked
Drum；13- brake-shoes；14- friction plates；15- return springs；16- hydraulic pumps；17- bolts；18- back-plates；19- sensors are pacified
Fill hole；20- bottom plate air inlet holes；21- nuts；22- outlet housings；The first screws of 23-；24- cooling fins；25- heat-dissipating pipes；26- is rectangular
Pipe；27- semiconductor chilling plates；28- collets；The second screws of 29-；30- third screws；31- fans；32- fan case air inlet holes；
33- the near front wheel temperature sensors；34- the near front wheel fans；35- the near front wheel semiconductor chilling plates；36- off-front wheel temperature sensors；
37- off-front wheel fans；38- off-front wheel semiconductor chilling plates；39- left rear wheel temperature sensors；40- left rear wheel fans；41- is left back
Take turns semiconductor chilling plate；42- off hind wheel temperature sensors；43- off hind wheel fans；44- off hind wheel semiconductor chilling plates.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.Obviously, described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment 1：- Figure 14 is please referred to Fig.1, the present invention provides a kind of technical solution：The generator of semiconductor refrigerating is slow
Braking system, including the 4 drum brake groups, generating set, accumulator group and the controller that are installed in automotive wheel；It is described
Drum brake group includes drum brake 1, temperature sensor 2 and semiconductor cool-air machine 3, and the temperature sensor 2 is mounted on
In the sensor mounting hole 19 opened up on the back-plate 18 of drum brake 1, the temperature for detecting drum brake 1, half
Conductor air-cooler 3 is mounted on the bottom plate air inlet 20 opened up on the back-plate 18 of drum brake 1；
The generating set includes generator 5, first voltage sensor 6 and current sensor 7, the first voltage sensor 6
It is mounted on generator 5 with current sensor 7, the voltage and current for measuring the output of generator 5；
The accumulator group includes accumulator 10 and second voltage sensor 9, and the second voltage sensor 9 is mounted on accumulator
On 10, the storage voltage for measuring accumulator 10；
The controller 8 is connect with temperature sensor 2, semiconductor cool-air machine 3, generator 5 and accumulator 10 respectively by conducting wire 4
And control the operation of whole system.
Wherein, drum brake 1 includes 2 fulcrum posts 11, brake drum 12,2 brake-shoe 13,2 friction plate 14, return
Spring 15, hydraulic pump 16, bolt 17 and back-plate 18；Friction plate 14 is fixed on brake-shoe 13；2 brake-shoes 13 it is same
End is supported on the inner wall of back-plate 18 by fulcrum post 11 respectively and, the other end of brake-shoe 13 hinged with back-plate 18
It is connect with hydraulic pump 16；Hydraulic pump 16 is fixed on by bolt 17 on back-plate 18；The both ends of return spring 15 are respectively with two
The movable end of piece brake-shoe 13 is connected；Friction plate 14 and brake-shoe 13 are respectively positioned in brake drum 12；For the ease of installation, the branch
Consign 11 one end is equipped with external screw thread, and the installation site of corresponding fulcrum post 11, and inner concavity is set as on the back-plate 18,
The end of thread of the fulcrum post 11 passes through interior recess, and is threadedly coupled a nut 21, to realize fulcrum post 11 and back-plate
18 connection；
The semiconductor cool-air machine includes outlet housing 22, the first screw 23, cooling fin 24, heat-dissipating pipe 25, rectangular tube 26, semiconductor
Cooling piece 27, collet 28, the second screw 29, third screw 30 and fan 31；The 25 coaxial linear array of heat-dissipating pipe of hollow cylinder
It is listed in rectangular tube 26, contact and spot welding link between heat-dissipating pipe 25, heat-dissipating pipe 25 is contacted with rectangular tube 26 and spot welding link；Institute
It states collet 28 and is installed on the outer wall four sides of the rectangular tube 26, and be installed with semiconductor chilling plate peace in the middle part of outer wall four sides
Fill mouth；The semiconductor chilling plate 27 is installed in semiconductor chilling plate installing port, and fits in the outside wall surface of rectangular tube 26；Institute
It states cooling fin 24 and is installed on 26 periphery of rectangular tube for being coated with semiconductor chilling plate 27, collet 28 by the second screw 29；Wind
Fan 31 is fixed on one end of rectangular tube 26 by third screw 30, and outlet housing 22 is fixed on rectangular tube 26 by the first screw 23
The other end；
The semiconductor cool-air machine 3 can be used any mode and be installed on back-plate 18, preferably, the semiconductor cool-air machine
3 outlet housing 22 is welded at the bottom plate air inlet hole 20 of back-plate 18, to realize：Cold wind in semiconductor cool-air machine 3 is sent
Enter in drum brake 1, forms airflow channel.
In addition, when controller 8 is connect by conducting wire 4 with fan 31, the semiconductor chilling plate 27 in semiconductor cool-air machine 3,
Fan 31 and each semiconductor chilling plate 27 in each semiconductor cool-air machine 3 is in parallel.
In the control circuit figure of the generator retarder brake system of the semiconductor refrigerating of attached drawing 15, the near front wheel temperature sensing
Device 33, off-front wheel temperature sensor 36, left rear wheel temperature sensor 39 and off hind wheel temperature sensor 42 are respectively to be mounted on vapour
The temperature sensor 2 on drum brake 1 in vehicle the near front wheel, off-front wheel, left rear wheel and off hind wheel；The near front wheel fan 34, the right side
Front-wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 are respectively to be mounted on automobile the near front wheel, off-front wheel, left rear wheel and the right side
The fan 31 of the semiconductor cool-air machine 3 on drum brake 1 in trailing wheel；The near front wheel semiconductor chilling plate 35, off-front wheel are partly led
Body cooling piece 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44 be respectively mounted on automobile the near front wheel,
The semiconductor chilling plate 27 of the semiconductor cool-air machine 3 on drum brake 1 in off-front wheel, left rear wheel and off hind wheel；
In the generator retarder brake system of semiconductor refrigerating, driver can obtain drum by controller 8 and temperature sensor 2
The temperature of formula brake 1, then the thermostabilization situation of drum brake 1 is obtained from the temperature of drum brake 1.
It please refers to Fig.1 and Figure 15-Figure 18：The operation principle of the generator retarder brake system of semiconductor refrigerating：
1. automobile does not have the working condition of the retarder brake generator retarder brake system of semiconductor refrigerating when driving：Automobile does not have
When retarder brake, generator 5 is not connected to car transmissions, and generator 5 does not generate electricity, and drum brake 1 is not braking, friction plate
There is gap between 14 and brake drum 12；
2. the working condition of the automobile retarder brake generator retarder brake system of semiconductor refrigerating when driving：
（1）When automobile retarder brake, driver connects the connection of car transmissions and generator 5 by controller 8, and automobile passes
Dynamic system drives generator 5 to rotate, and the kinetic energy of rotation is changed into electric energy, keeps automobile slow by generator 5；
（2）When automobile does not reach the speed of requirement, driver's brake pedal makes drum brake 1 brake, hydraulic pump
16 push brake-shoe 13 to be rotated around fulcrum post 11；Brake-shoe 13 eliminates friction plate 14 and brake drum 12 after the rotation of fulcrum post 11
Gap, friction plate 14 is pressed on brake drum 12, and moment of friction is generated on brake drum 12, and automobile is made to reach the traveling speed of requirement
Degree, meanwhile, friction plate 14 is with brake drum 12 because friction generates heat；Controller 8 controls the electric energy that generator 5 exports, should be preferential
Consider that output is powered to semiconductor cool-air machine 3, and according to following situations：
A) when temperature sensor 2 measures heat-staple temperature and second electricity of the temperature less than drum brake 1 of drum brake 1
Pressure sensor 9 measure accumulator 10 voltage be less than accumulator 10 maximum working voltage when, generator 5 by controller 8 to
Accumulator 10 charges, while being powered to semiconductor cool-air machine 3 by controller 8；
B) when the voltage that second voltage sensor 9 measures accumulator 10 is not less than the maximum working voltage of accumulator 10, power generation
Machine 5 is not charged by controller 8 to accumulator 10, and generator 5 is only powered to semiconductor cool-air machine 3 by controller 8；
C) when the temperature that temperature sensor 2 measures drum brake 1 is not less than the heat-staple temperature of drum brake 1, hair
Motor 5 is not charged by controller 8 to accumulator 10, and generator 5 is only powered to semiconductor cool-air machine 3 by controller 8；Due to
Generator 5 charges to accumulator 10 and powers to semiconductor cool-air machine 3, can efficiently use the electric energy of the output of generator 5, fan 31
Rotation and semiconductor chilling plate 27 freeze, thermostabilization after making drum brake 1 cool down；
Wherein, the thermostabilization principle of the air-cooled drum brake of the cold wind of semiconductor refrigerating is：Generator 5 is to semiconductor cool-air machine 3
Power supply, the rotation of fan 31 and semiconductor chilling plate 27 freeze；Wherein, semiconductor chilling plate 27 makes 24 heating of cooling fin, cooling fin
24 distribute the heat that semiconductor chilling plate 27 generates to surrounding air, meanwhile, semiconductor chilling plate 27 makes rectangular tube 26 turn cold,
And logical heat transfer makes the cools air in heat-dissipating pipe 25, and the air flowing in heat-dissipating pipe 25 is pushed after the rotation of fan 31, is such as schemed
Shown in 17：After air flows into fan 31 by arrow direction of the fan case air inlet hole 32 on fan 31 by fan case air inlet hole 32, after
Afterflow enters heat-dissipating pipe 25；Arrow direction of the air in heat-dissipating pipe 25 flows through heat-dissipating pipe 25 and forms cold wind, then through outlet housing 22, system
Bottom plate air inlet hole 20 on dynamic bottom plate 18 enters in drum brake 1；When drum brake 1 is braked, brake drum 12 and friction plate
Very close to each other between 14, after air enters drum brake 1, the arrow direction in drum brake 1 flows through brake drum 12, system
Dynamic hoof 13, return spring 15, hydraulic pump 16（Also referred to as wheel cylinder）With the surface of back-plate 18, heat is absorbed, drum-type system is made
Thermostabilization after dynamic device 1 cools down, drum brake 1 is flowed out in the gap between brake drum 12 and back-plate 18 to air again；Drum-type
When brake 1 is not braking, after brake drum 12 has gap, air to enter drum brake 1 with friction plate 14, along drum brake 1
In arrow direction flow through brake drum 12, brake-shoe 13, friction plate 14, return spring 15, hydraulic pump 16 and back-plate 18
Surface absorbs heat, and drum brake 1 is made to cool down, and gap outflow of the air again between brake drum 12 and back-plate 18 is roused
Formula brake 1；
3. automobile stops the case where retarder brake releases the generator retarder brake system work of semiconductor refrigerating when driving：Automobile
When stopping retarder brake, driver disconnects the connection of the transmission system and generator 5 of automobile, generator 5 and vapour by controller 8
Vehicle transmission system is not connected to, and generator 5 does not generate electricity, and relieves the work of the generator retarder brake system of semiconductor refrigerating, is returned
Position spring 15 makes 13 return of brake-shoe.
The control method of the generator retarder brake system of semiconductor refrigerating：
1st step generators 5 generate electricity and drum brake 1 is braked, and automobile retarder brake is made to travel：
In automobile lower long slope retarder brake, driver makes engine braking by speed changer, meanwhile, driver passes through controller
8 connect the connection of the transmission system and generator 5 of automobile, and car transmissions drive generator 5 to rotate, and generator 5 will rotate
Kinetic energy be changed into electric energy, make automobile retarder brake travel；When automobile reaches the speed of requirement, driver does not step on brake pedal,
Drum brake 1 is not braking；When automobile does not reach the speed of requirement, driver's brake pedal, drum brake 1 is made
It is dynamic, so that automobile is reached the travel speed of requirement；
2nd step controllers 8 control generator 5 and charge to accumulator 10 and power to semiconductor cool-air machine 3：
In controller 8, the heat-staple temperature of drum brake 1 is set as 200~250 DEG C, sets the maximum of accumulator 10
Operating voltage is 13.5~14.8 volts；
When temperature sensor 2 measures heat-staple temperature 200~250 DEG C of the temperature less than drum brake 1 of drum brake 1
And second voltage sensor 9 is when measuring the voltage of accumulator 10 and being less than 13.5~14.8 volts of the maximum working voltage of accumulator 10,
Generator 5 is charged by controller 8 to accumulator 10, while being powered to semiconductor cool-air machine 3 by controller 8；
When second voltage sensor 9 measures maximum working voltage 13.5~14.8 of the voltage not less than accumulator 10 of accumulator 10
Fu Shi, alternatively, when temperature sensor 2 measures heat-staple temperature of the temperature not less than drum brake 1 of drum brake 1
At 200~250 DEG C, generator 5 is not charged by controller 8 to accumulator 10, and generator 5 is by controller 8 only to semiconductor
Air-cooler 3 is powered；
When generator 5 is powered to semiconductor cool-air machine 3, preferentially power to fan 31；Fan 31 rotates and semiconductor chilling plate 27
Refrigeration, thermostabilization after making drum brake 1 cool down；
3rd step determines the work number of semiconductor chilling plate 27：
After generator 5 is powered by controller 8 to semiconductor cool-air machine 3, generator 5 is to all fans 31 and semiconductor refrigerating
Piece 27 is powered, and controller 8 measures generator 5 to semiconductor cool-air machine respectively according to first voltage sensor 6 and current sensor 7
The voltage and current of 3 outputs, the product of the voltage and current exported from generator 5 to semiconductor cool-air machine 3 calculate to obtain generator 5
The power exported to semiconductor cool-air machine 3, then the power exported to semiconductor cool-air machine 3 with generator 5 subtract all fans 31
Power after divided by semiconductor chilling plate 27 rated power and rounding obtains the number of semiconductor chilling plate 27 always upwards；
4th step determines 27 numbers of semiconductor chilling plate to work in each semiconductor cool-air machine 3：
With the number of total semiconductor chilling plate 27 divided by the number of semiconductor cool-air machine 3, integer part is each semiconductor
27 minimum number of semiconductor chilling plate to work in air-cooler 3, complementing part are passed according to the temperature on each drum brake 1
The temperature that sensor 2 measures is distributed from high temperature to low temperature, distributes to the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3
Number is 1 or 0；If the temperature that the temperature sensor 2 on different drum brakes 1 measures is identical, pay the utmost attention to distribute
To the number of the semiconductor chilling plate 27 of the work of the semiconductor cool-air machine 3 of trailing wheel；If the temperature sensing on drum brake 1
When the maximum temperature that device 2 measures is higher than 20~30 DEG C than secondary high-temperature, the semiconductor chilling plate 27 of 1 work of overabsorption；But no
More than the maximum refrigeration the piece number in semiconductor cool-air machine 3；
5th step determine again semiconductor chilling plate 27 work number and each semiconductor cool-air machine 3 in the semiconductor system that works
Cold 27 numbers：
The electric current measured when current sensor 7 increases, and electric current increase is greater than or equal to 2~4 ampere-hours, and generator 5 is to all
Fan 31 and after semiconductor chilling plate 27 powers, determine the work number of semiconductor chilling plate 27 and each semiconductor cooling again
27 numbers of the semiconductor chilling plate to work in wind turbine 3；
When the electric current that current sensor 7 measures increases, electric current increase is less than 0.1~2 ampere-hour or current sensor 7 measures
Electric current reduce, generator 5 is not powered to all fans 31 and semiconductor chilling plate 27, in the semiconductor chilling plate to have worked
On the basis of 27, determine again semiconductor chilling plate 27 work number and each semiconductor cool-air machine 3 in the semiconductor that works
27 numbers of cooling piece.
Further there is following embodiment.
Embodiment 2：In controller 8,225 DEG C of the heat-staple temperature of drum brake 1 is set, setting accumulator 10
13.7 volts of maximum working voltage；The voltage that second voltage sensor 9 measures accumulator 10 is 12.9 volts, the near front wheel temperature sensing
Device 33, off-front wheel temperature sensor 36, left rear wheel temperature sensor 39 and off hind wheel temperature sensor 42 measure be mounted on respectively
The temperature of drum brake 1 is 100 DEG C, 100 DEG C, 120 DEG C and 150 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
DEG C, the power of fan 31 is 20 watts, and the rated power per chip semiconductor cooling piece 27 is 72 watts, in each semiconductor cool-air machine 3
There are 4 semiconductor chilling plates 27.
After driver connects the transmission system of automobile and the connection of generator 5 by controller 8, car transmissions drive
Generator 5 rotates, and the kinetic energy of rotation is changed into electric energy, keeps automobile slow by generator 5.
In automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel the temperature of drum brake 1 be respectively 100 DEG C,
100 DEG C, 120 DEG C and 150 DEG C, it is less than 225 DEG C of the heat-staple temperature of drum brake 1；The voltage of accumulator 10 is 12.9 volts small
In 13.7 volts of the maximum working voltage of the accumulator 10 set in controller 8, generator 5 is by controller 8 to accumulator 10
Charging, while being powered to semiconductor cool-air machine 3 by controller 8.
After generator 5 is powered by controller 8 to semiconductor cool-air machine 3, generator 5 is to all fans 31 and semiconductor
Cooling piece 27 is powered, and it is 14.5 volts that first voltage sensor 6, which measures the voltage that generator 5 is exported to semiconductor cool-air machine 3, electric current
It is 28 peaces that sensor 7, which measures electric current that generator 5 is exported to semiconductor cool-air machine 3, and controller 8 is according to generator 5 to semiconductor
The product that 14.5 volts of the voltage and electric current 28 that air-cooler 3 exports are pacified calculates to obtain the power that is exported to semiconductor cool-air machine 3 of generator 5
It is 406 watts；It is removed after the power for the fan 31 that 406 watts of the power exported to semiconductor cool-air machine 3 with generator 5 subtracts 4 20 watts
With 72 watts of the rated power of semiconductor chilling plate 27,4.5 semiconductor chilling plates 27 are obtained, upward rounding 4.5 obtains semiconductor always
Cooling piece 27 is 5；With the number 4 of 5 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate, integer part
It is 1, complementing part 1, the minimum number for obtaining the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3 is 1, is reallocated
Remaining 1 semiconductor chilling plate 27；According to the temperature of drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
Degree is 100 DEG C, 100 DEG C, 120 DEG C and 150 DEG C, the semiconductor reallocated to automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of the semiconductor chilling plate 27 to work in air-cooler 3 is respectively 0,0,0 and 1；In this way, the near front wheel semiconductor refrigerating of work
The number point of piece 35, off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
Not Wei 1,1,1 and 2, the near front wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
The electric current that the generator 5 that current sensor 7 measures again is exported to semiconductor cool-air machine 3 is 29 peaces, and electric current increases 1
Peace, generator 5 is not powered to all fans 31 and semiconductor chilling plate 27, in the near front wheel semiconductor chilling plate to have worked
35, the number difference of off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
On the basis of 1,1,1 and 2, work in the work number of determining semiconductor chilling plate 27 and each semiconductor cool-air machine 3 again
27 numbers of semiconductor chilling plate；14.5 volts of the voltage and electric current that controller 8 is exported according to generator 5 to semiconductor cool-air machine 3
The products of 29 peaces calculate the power that export to semiconductor cool-air machine 3 of generator 5 is 420.5 watts；With generator 5 to semiconductor cooling
After the power for 420.5 watts of the power fan 31 that subtracts 4 20 watts that wind turbine 3 exports divided by the rated power of semiconductor chilling plate 27
72 watts, 4.7 semiconductor chilling plates 27 are obtained, it is 5 that upward rounding 4.7, which obtains semiconductor chilling plate 27 always,；With total semiconductor
The number 5 of cooling piece 27 divided by the number 4 of semiconductor cool-air machine 3, integer part 1, complementing part 1 are obtained and each are partly led
The minimum number for the semiconductor chilling plate 27 that body air-cooler 3 works is 1, remaining 1 semiconductor chilling plate 27 of reallocating；According to
The temperature of drum brake 1 is 100 DEG C, 100 DEG C, 120 DEG C and 150 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
DEG C, it reallocates to the semiconductor refrigerating to work in the semiconductor cool-air machine 3 of automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of piece 27 is respectively 0,0,0 and 1；In this way, the near front wheel semiconductor chilling plate 35 of work, off-front wheel semiconductor chilling plate
38, the number of left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44 is respectively 1,1,1 and 2, the near front wheel fan
34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
The electric current that the generator 5 that current sensor 7 measures again is exported to semiconductor cool-air machine 3 is 32 peaces, and electric current increases 3
Peace, generator 5 are powered to all fans 31 and semiconductor chilling plate 27, determine the work number of semiconductor chilling plate 27 again
With 27 numbers of semiconductor chilling plate to work in each semiconductor cool-air machine 3；The generator 5 that current sensor 7 measures again to
The electric current that semiconductor cool-air machine 3 exports is 32.5 peaces, the voltage that controller 8 is exported according to generator 5 to semiconductor cool-air machine 3
The product that 14.5 volts and electric current 32.5 are pacified calculate the power that export to semiconductor cool-air machine 3 of generator 5 is 471.25 watts；With hair
After the power for the fan 31 that 471.25 watts of the power that motor 5 is exported to semiconductor cool-air machine 3 subtracts 4 20 watts divided by semiconductor system
72 watts of cold 27 rated power obtains 5.4 semiconductor chilling plates 27, and it is 6 that upward rounding 5.4, which obtains semiconductor chilling plate 27 always,
It is a；With the number 4 of 6 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate, integer part 1, complementing part
It is 2, the minimum number for obtaining the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3 is 1, is reallocated remaining 1 half
Conductor cooling piece 27；Be 100 DEG C according to the temperature of drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel,
It 100 DEG C, 120 DEG C and 150 DEG C, reallocates in the semiconductor cool-air machine 3 of automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of the semiconductor chilling plate 27 of work is respectively 0,0,1 and 1；In this way, before the near front wheel semiconductor chilling plate 35 of work, the right side
The number for taking turns semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44 is respectively 1,1,2
With 2, the near front wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
Embodiment 3：In controller 8,225 DEG C of the heat-staple temperature of drum brake 1 is set, setting accumulator 10
13.7 volts of maximum working voltage；The voltage that second voltage sensor 9 measures accumulator 10 is 13.9 volts, the near front wheel temperature sensing
Device 33, off-front wheel temperature sensor 36, left rear wheel temperature sensor 39 and off hind wheel temperature sensor 42 measure be mounted on respectively
The temperature of drum brake 1 is 100 DEG C, 100 DEG C, 120 DEG C and 150 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
DEG C, the power of fan 31 is 20 watts, and the rated power per chip semiconductor cooling piece 27 is 72 watts, in each semiconductor cool-air machine 3
There are 4 semiconductor chilling plates 27.
After driver connects the transmission system of automobile and the connection of generator 5 by controller 8, car transmissions drive
Generator 5 rotates, and the kinetic energy of rotation is changed into electric energy, keeps automobile slow by generator 5.
In automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel the temperature of drum brake 1 be respectively 100 DEG C,
100 DEG C, 120 DEG C and 150 DEG C, it is less than 225 DEG C of the heat-staple temperature of drum brake 1；The voltage of accumulator 10 is 13.9 volts big
In 13.7 volts of the maximum working voltage of the accumulator 10 set in controller 8, generator 5 is by controller 8 not to accumulator
10 chargings, generator 5 are only powered to semiconductor cool-air machine 3 by controller 8.
After generator 5 is powered by controller 8 to semiconductor cool-air machine 3, generator 5 is to all fans 31 and semiconductor
Cooling piece 27 is powered, and it is 14.5 volts that first voltage sensor 6, which measures the voltage that generator 5 is exported to semiconductor cool-air machine 3, electric current
It is 58 peaces that sensor 7, which measures electric current that generator 5 is exported to semiconductor cool-air machine 3, and controller 8 is according to generator 5 to semiconductor
The product that 14.5 volts of the voltage and electric current 58 that air-cooler 3 exports are pacified calculates to obtain the power that is exported to semiconductor cool-air machine 3 of generator 5
It is 841 watts；It is removed after the power for the fan 31 that 841 watts of the power exported to semiconductor cool-air machine 3 with generator 5 subtracts 4 20 watts
With 72 watts of the rated power of semiconductor chilling plate 27,10.6 semiconductor chilling plates 27 are obtained, upward rounding 10.6 always must partly be led
Body cooling piece 27 is 11；With the number 4 of 11 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate, integer
Part is 2, complementing part 3, and the minimum number for obtaining the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3 is 2, then
Distribute remaining 3 semiconductor chilling plates 27；According to drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
Temperature be 100 DEG C, 100 DEG C, 120 DEG C and 150 DEG C, reallocate to automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel half
The number of the semiconductor chilling plate 27 to work in conductor air-cooler 3 is respectively 0,1,1 and 1；In this way, the near front wheel semiconductor of work
Of cooling piece 35, off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
Number is respectively 2,3,3 and 3, and the near front wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
The electric current that the generator 5 that current sensor 7 measures again is exported to semiconductor cool-air machine 3 is 59.5 peaces, and electric current increases
Big 1.5 peace, generator 5 is not powered to all fans 31 and semiconductor chilling plate 27, in the near front wheel semiconductor system to have worked
Cold 35, the number of off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
On the basis of respectively 2,3,3 and 3, in the work number and each semiconductor cool-air machine 3 that determine semiconductor chilling plate 27 again
27 numbers of semiconductor chilling plate of work；14.5 volts of voltage that controller 8 is exported to semiconductor cool-air machine 3 according to generator 5 and
The product that electric current 59.5 is pacified calculate the power that export to semiconductor cool-air machine 3 of generator 5 is 862.75 watts；With generator 5 to
After the power for 862.75 watts of the power fan 31 that subtracts 4 20 watts that semiconductor cool-air machine 3 exports divided by semiconductor chilling plate 27
72 watts of rated power, obtain 10.8 semiconductor chilling plates 27, upward rounding 10.8 total semiconductor chilling plate 27 is 11；
With the number 4 of 11 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate, integer part 2, complementing part is
3, the minimum number for obtaining the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3 is 2, reallocates remaining 3 half and leads
Body cooling piece 27；According to the temperature of drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel be 110 DEG C, 100
DEG C, 120 DEG C and 150 DEG C, reallocate to working in the semiconductor cool-air machine 3 of automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of semiconductor chilling plate 27 be respectively 1,0,1 and 1；In this way, the near front wheel semiconductor chilling plate 35 of work, off-front wheel half
The number of conductor cooling piece 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44 is respectively 3,2,3 and 3,
The near front wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
The electric current that the generator 5 that current sensor 7 measures again is exported to semiconductor cool-air machine 3 is 64.5 peaces, and electric current increases
Big 5 peace, generator 5 are powered to all fans 31 and semiconductor chilling plate 27, determine the work of semiconductor chilling plate 27 again
27 numbers of the semiconductor chilling plate to work in number and each semiconductor cool-air machine 3；The generator that current sensor 7 measures again
5 electric currents exported to semiconductor cool-air machine 3 are 64.5 peaces, the electricity that controller 8 is exported according to generator 5 to semiconductor cool-air machine 3
Press the product that 14.5 volts and electric current 64.5 are pacified calculate the power that export to semiconductor cool-air machine 3 of generator 5 is 935.25 watts；With
After the power for the fan 31 that 935.25 watts of the power that generator 5 is exported to semiconductor cool-air machine 3 subtracts 4 20 watts divided by semiconductor
72 watts of the rated power of cooling piece 27, obtains 11.9 semiconductor chilling plates 27, and upward rounding 11.9 obtains semiconductor chilling plate always
27 be 12；With the number 4 of 12 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate, integer part 3,
Complementing part is 0, and the minimum number for obtaining the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3 is 3, is reallocated remaining
0 semiconductor chilling plate 27；Temperature according to drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel is
100 DEG C, 100 DEG C, 120 DEG C and 150 DEG C, the semiconductor cold wind reallocated to automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of the semiconductor chilling plate 27 to work in machine 3 is respectively 0,0,0 and 0；In this way, the near front wheel semiconductor chilling plate of work
35, the number difference of off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
It is 3,3,3 and 3, the near front wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
Embodiment 4：In controller 8,225 DEG C of the heat-staple temperature of drum brake 1 is set, setting accumulator 10
13.7 volts of maximum working voltage；The voltage that second voltage sensor 9 measures accumulator 10 is 13.4 volts, the near front wheel temperature sensing
Device 33, off-front wheel temperature sensor 36, left rear wheel temperature sensor 39 and off hind wheel temperature sensor 42 measure be mounted on respectively
The temperature of drum brake 1 is 140 DEG C, 150 DEG C, 190 DEG C and 240 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
DEG C, the power of fan 31 is 20 watts, and the rated power per chip semiconductor cooling piece 27 is 72 watts, in each semiconductor cool-air machine 3
There are 4 semiconductor chilling plates 27.
After driver connects the transmission system of automobile and the connection of generator 5 by controller 8, car transmissions drive
Generator 5 rotates, and the kinetic energy of rotation is changed into electric energy, keeps automobile slow by generator 5.
In automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel the temperature of drum brake 1 be respectively 140 DEG C,
150 DEG C, 190 DEG C and 240 DEG C, 240 DEG C of heat-staple temperature for being more than drum brake 1 of the temperature of drum brake 1 in off hind wheel
225 DEG C of degree；13.4 volts of maximum working voltages 13.7 for being less than the accumulator 10 set in controller 8 of voltage of accumulator 10
Volt；In view of the generator retarder brake system of semiconductor refrigerating is mainly used for automobile retarder brake, drum brake 1 is improved
Thermal stability is conducive to automobile retarder brake, and therefore, generator 5 is not charged by controller 8 to accumulator 10, and generator 5 is logical
Controller 8 is crossed only to power to semiconductor cool-air machine 3.
After generator 5 is powered by controller 8 to semiconductor cool-air machine 3, generator 5 is to all fans 31 and semiconductor
Cooling piece 27 is powered, and it is 14.5 volts that first voltage sensor 6, which measures the voltage that generator 5 is exported to semiconductor cool-air machine 3, electric current
It is 58.5 peaces that sensor 7, which measures electric current that generator 5 is exported to semiconductor cool-air machine 3, and controller 8 is according to generator 5 to partly leading
The product that 14.5 volts of the voltage and electric current 58.5 that body air-cooler 3 exports are pacified calculate generator 5 is exported to semiconductor cool-air machine 3
Power is 848.25 watts；848.25 watts of the power exported to semiconductor cool-air machine 3 with generator 5 subtracts 4 20 watts of fan 31
Power after divided by semiconductor chilling plate 27 72 watts of rated power, obtain 10.7 semiconductor chilling plates 27, upward rounding 10.7
The semiconductor chilling plate 27 obtained always is 11；With of 11 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate
Number 4, integer part 2, complementing part 3 obtain the minimum of the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3
Number is 2, remaining 3 semiconductor chilling plates 27 of reallocating；According in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The temperature of drum brake 1 is 140 DEG C, 150 DEG C, 190 DEG C and 240 DEG C, and considers off hind wheel than drum brake in left rear wheel 1
Temperature it is 50 DEG C high, reallocate to working in the semiconductor cool-air machine 3 of automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of semiconductor chilling plate 27 is respectively 0,0,1 and 2；In this way, the near front wheel semiconductor chilling plate 35 of work, off-front wheel are partly led
The number of body cooling piece 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44 is respectively 2,2,3 and 4, left
Front-wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
The electric current that the generator 5 that current sensor 7 measures again is exported to semiconductor cool-air machine 3 is 57 peaces, and electric current reduces
1.5 peaces, generator 5 is not powered to all fans 31 and semiconductor chilling plate 27, in the near front wheel semiconductor refrigerating to have worked
The number point of piece 35, off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
On the basis of 2,2,3 and 4, Wei not again determine semiconductor chilling plate 27 work number and each semiconductor cool-air machine 3 in work
27 numbers of semiconductor chilling plate of work；14.5 volts of the voltage and electricity that controller 8 is exported according to generator 5 to semiconductor cool-air machine 3
The product of 57 peace of stream calculate the power that export to semiconductor cool-air machine 3 of generator 5 is 826.5 watts；With generator 5 to semiconductor
After the power for 826.5 watts of the power fan 31 that subtracts 4 20 watts that air-cooler 3 exports divided by the specified work(of semiconductor chilling plate 27
72 watts of rate obtains 10.4 semiconductor chilling plates 27, and it is 11 that upward rounding 10.4, which obtains semiconductor chilling plate 27 always,；With total half
The number 4 of 11 divided by the semiconductor cool-air machine 3 of 27 numbers of conductor cooling piece, integer part 2, complementing part 3 obtain each
The minimum number of the semiconductor chilling plate 27 of the work of semiconductor cool-air machine 3 is 2, remaining 3 semiconductor chilling plates of reallocating
27；It it is 150 DEG C, 140 DEG C, 190 DEG C according to the temperature of drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
With 200 DEG C, reallocate to the semiconductor to work in the semiconductor cool-air machine 3 of automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of cooling piece 27 is respectively 1,0,1 and 1；In this way, the near front wheel semiconductor chilling plate 35 of work, off-front wheel semiconductor refrigerating
The number of piece 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44 is respectively 3,2,3 and 3, the near front wheel wind
Fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work.
The electric current that the generator 5 that current sensor 7 measures again is exported to semiconductor cool-air machine 3 is 61.5 peaces, and electric current increases
Big 4.5 peace, generator 5 are powered to all fans 31 and semiconductor chilling plate 27, determine the work of semiconductor chilling plate 27 again
Make 27 numbers of the semiconductor chilling plate to work in number and each semiconductor cool-air machine 3；The power generation that current sensor 7 measures again
The electric current that machine 5 is exported to semiconductor cool-air machine 3 is 61.5 peaces, and controller 8 is exported according to generator 5 to semiconductor cool-air machine 3
The product that 14.5 volts of voltage and electric current 61.5 are pacified calculate the power that export to semiconductor cool-air machine 3 of generator 5 is 891.75 watts；
It leads after the power for the fan 31 that 891.75 watts of the power exported to semiconductor cool-air machine 3 with generator 5 subtracts 4 20 watts divided by partly
72 watts of the rated power of body cooling piece 27, obtains 11.3 semiconductor chilling plates 27, and upward rounding 11.3 obtains semiconductor refrigerating always
Piece 27 is 12；With the number 4 of 12 divided by the semiconductor cool-air machine 3 of total 27 numbers of semiconductor chilling plate, integer part is
3, complementing part 0, the minimum number for obtaining the semiconductor chilling plate 27 of the work of each semiconductor cool-air machine 3 is 3, more than reallocation
Under 0 semiconductor chilling plate 27；According to the temperature of drum brake 1 in automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
It is 140 DEG C, 150 DEG C, 195 DEG C and 245 DEG C, the semiconductor cooling reallocated to automobile the near front wheel, off-front wheel, left rear wheel and off hind wheel
The number of the semiconductor chilling plate 27 to work in wind turbine 3 is respectively 0,0,0 and 0；In this way, the near front wheel semiconductor chilling plate of work
35, the number difference of off-front wheel semiconductor chilling plate 38, left rear wheel semiconductor chilling plate 41 and off hind wheel semiconductor chilling plate 44
It is 3,3,3 and 3, the near front wheel fan 34, off-front wheel fan 37, left rear wheel fan 40 and off hind wheel fan 43 work；Driver
The temperature that drum brake 1 in off hind wheel is obtained by controller 8 and temperature sensor 2 is 245 DEG C, drum brake in off hind wheel
245 DEG C of the temperature of device 1 is more than 225 DEG C of the heat-staple temperature of drum brake 1, and driver will take measures, and it is slow to reduce automobile
The speed of speed braking traveling.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understand without departing from the principles and spirit of the present invention, can to these embodiments carry out it is a variety of variation, modification, replace and
Modification, the scope of the present invention is defined by the appended.
Claims (8)
1. the generator retarder brake system of semiconductor refrigerating, it is characterised in that：Including several drum brake groups, generator
Group, accumulator group and controller；The drum brake group includes drum brake, temperature sensor and semiconductor cool-air machine,
The temperature sensor is mounted on the back-plate of drum brake, the temperature for detecting drum brake, semiconductor cooling
On the bottom plate air inlet that assembling opens up on the back-plate of drum brake；
The generating set includes generator, first voltage sensor and current sensor, the first voltage sensor and electricity
Flow sensor is mounted on generator, the voltage and current for measuring generator output；
The accumulator group includes accumulator and second voltage sensor, and the second voltage sensor is mounted on accumulator,
Storage voltage for measuring accumulator；
The controller connect with temperature sensor, semiconductor cool-air machine, generator and accumulator and controls whole system respectively
Operation.
2. the generator retarder brake system of semiconductor refrigerating according to claim 1, it is characterised in that：The drum-type system
Dynamic device includes brake drum, two panels brake-shoe, two panels friction plate, return spring, hydraulic pump and back-plate；
The friction plate is fixed on brake-shoe；
The same end of two panels brake-shoe is articulated on back-plate inner wall, the opposite other end and is installed on back-plate inner wall
Hydraulic pump connection；
The both ends of the return spring are connected with the movable end of brake-shoe respectively.
3. the generator retarder brake system of semiconductor refrigerating according to claim 2, it is characterised in that：It further include two
The same end of fulcrum post, two panels brake-shoe is articulated with by fulcrum post on back-plate inner wall.
4. the generator retarder brake system of semiconductor refrigerating according to claim 1, it is characterised in that：The semiconductor
Air-cooler includes outlet housing, several cooling fins, several heat-dissipating pipes, rectangular tube, semiconductor chilling plate, collet and fan；It is described
Heat-dissipating pipe coaxial line is installed in rectangular tube；The collet is installed on the outer wall four sides of the rectangular tube, and in outer wall four sides
Middle part be installed with semiconductor chilling plate installing port；The semiconductor chilling plate is installed in semiconductor chilling plate installing port, and
Fit in the outside wall surface of rectangular tube；
The cooling fin is respectively arranged in the rectangular tube periphery for being coated with semiconductor chilling plate, collet；
The outlet housing and fan are respectively arranged in the both ends of the rectangular tube.
5. the generator retarder brake system of semiconductor refrigerating according to claim 4, it is characterised in that：The controller
With in semiconductor cool-air machine fan and several semiconductor chilling plates connect, and fan in each semiconductor cool-air machine and several
Semiconductor chilling plate is connected in parallel.
6. a kind of control method of the generator retarder brake system of the semiconductor refrigerating described in claim 5, it is characterised in that：
Include the following steps：
1st step electrical power generators and drum brake braking, make automobile retarder brake travel：
2nd step controllers control generator and charge to accumulator and power to semiconductor cool-air machine：
In the controller, 200~250 DEG C of heat-staple temperature for setting drum brake sets the maximum functional electricity of accumulator
13.5~14.8 volts of pressure；
When temperature sensor measure drum brake temperature be less than drum brake 200~250 DEG C of heat-staple temperature and
When the voltage that second voltage sensor measures accumulator is less than 13.5~14.8 volts of the maximum working voltage of accumulator, generator is logical
It crosses controller to charge to accumulator, while being powered to semiconductor cool-air machine by controller；
When second voltage sensor measures 13.5~14.8 volts of the maximum working voltage of the voltage of accumulator not less than accumulator,
Alternatively, when temperature sensor measures heat-staple temperature 200~250 DEG C of the temperature not less than drum brake of drum brake
When, generator is not charged by controller to accumulator, and generator is only powered to semiconductor cool-air machine by controller；
3rd step determines the work number of semiconductor chilling plate：
After generator is powered by controller to semiconductor cool-air machine, generator is supplied to all fans and semiconductor chilling plate
Electricity, controller measure the voltage that generator is exported to semiconductor cool-air machine according to first voltage sensor and current sensor respectively
And electric current, the product of the voltage and current exported from generator to semiconductor cool-air machine calculate generator to semiconductor cool-air machine
The power of output, then the power that is exported to semiconductor cool-air machine with generator subtracts after the power of all fans divided by semiconductor system
Cold rated power and upward rounding obtain the number of semiconductor chilling plate always；
4th step determines the semiconductor chilling plate number to work in each semiconductor cool-air machine：
With the number of total semiconductor chilling plate divided by the number of semiconductor cool-air machine, integer part is each semiconductor cold wind
The semiconductor chilling plate minimum number to work in machine, complementing part are measured according to the temperature sensor on each drum brake
Temperature distributed from high temperature to low temperature, distribute to the semiconductor chilling plate of the work of each semiconductor cool-air machine number be 1 or 0；
If the temperature that the temperature sensor on different drum brakes measures is identical, the semiconductor for distributing to trailing wheel is paid the utmost attention to
The number of the semiconductor chilling plate of the work of air-cooler；If the maximum temperature ratio that the temperature sensor on drum brake measures
When secondary high-temperature is higher than 20~30 DEG C, the semiconductor chilling plate of 1 work of overabsorption；But it is no more than in semiconductor cool-air machine most
Big refrigeration the piece number；
5th step determine again semiconductor chilling plate work number and each semiconductor cool-air machine in the semiconductor refrigerating that works
Piece number：
The electric current measured when current sensor increases, and electric current increase is greater than or equal to 2~4 ampere-hours, and generator is to all
Fan and semiconductor chilling plate power supply after, again determine semiconductor chilling plate work number and each semiconductor cool-air machine in work
The semiconductor chilling plate number of work；
When the electric current that current sensor measures increases, electric current increase is measured less than 0.1~2 ampere-hour or current sensor
Electric current reduces, and generator is not powered to all fans and semiconductor chilling plate, on the basis of the semiconductor chilling plate to have worked
On, determine again semiconductor chilling plate work number and each semiconductor cool-air machine in the semiconductor chilling plate number that works.
7. the control method of the generator retarder brake system of semiconductor refrigerating according to claim 6, it is characterised in that：
It is controlled during generator charges to accumulator and power to semiconductor cool-air machine in the 2nd step controllers, generator is to semiconductor cold wind
It when machine is powered, preferentially powers to fan, then needs to power to semiconductor chilling plate according to practical cooling.
8. the control method of the generator retarder brake system of semiconductor refrigerating according to claim 6, feature exist
In：It brakes in the 1st step electrical power generators and drum brake, in so that automobile retarder brake is travelled, is slowly made in automobile lower long slope
When dynamic, driver makes engine braking by speed changer, meanwhile, driver connects the transmission system and hair of automobile by controller
The connection of motor, car transmissions drive generator rotation, generator that the kinetic energy of rotation is changed into electric energy, keeps automobile slow
Braking traveling；When automobile reaches the speed of requirement, driver does not step on brake pedal, and drum brake is not braking；Automobile does not have
When reaching the speed of requirement, driver's brake pedal, drum brake braking makes automobile reach the travel speed of requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810390892.9A CN108394385B (en) | 2018-04-27 | Semiconductor refrigeration generator retarding braking system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810390892.9A CN108394385B (en) | 2018-04-27 | Semiconductor refrigeration generator retarding braking system and control method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN108394385A true CN108394385A (en) | 2018-08-14 |
| CN108394385B CN108394385B (en) | 2024-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024066222A1 (en) * | 2022-09-26 | 2024-04-04 | 中国科学院电工研究所 | Braking temperature control method and system for electromechanical brake |
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| DE102004018265A1 (en) * | 2004-04-15 | 2005-12-15 | Bayerische Motoren Werke Ag | Wheel brake for a motor vehicle having a protective cover with recesses corresponding to the friction ring diameter of the brake disk |
| CN104144810A (en) * | 2012-02-29 | 2014-11-12 | 宾利汽车有限公司 | A braking system for a vehicle |
| CN105539073A (en) * | 2016-01-08 | 2016-05-04 | 乐山职业技术学院 | Intelligent photovoltaic semiconductor automobile refrigeration and ventilation system and semiconductor refrigeration and ventilation device |
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| WO2024066222A1 (en) * | 2022-09-26 | 2024-04-04 | 中国科学院电工研究所 | Braking temperature control method and system for electromechanical brake |
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