CN206202002U - The braking recovery device and train of train - Google Patents

Abstract

The utility model discloses the braking recovery device and train of a kind of train, the device includes：Electric brake；Distributor, it is connected with electric brake, between the two with node；Battery；First two-way DC/DC converters, its one end is connected with battery, and its other end is connected with the node；Charging capacitor；Second two-way DC/DC converters, its one end is connected with charging capacitor, and its other end is connected with the node；Controller, it is connected with distributor, a DC/DC converters and the 2nd DC/DC converters, and controller is used to control battery or charging capacitor to absorb braking electric energy according to the voltage of Traction networks.The utility model embodiment is absorbed by the battery and charging capacitor on train to braking electric energy, it is achieved thereby that the recycling and reuse of braking electric energy, reduce energy waste, reduces the load of Traction networks.

Description

The braking recovery device and train of train

Technical field

The utility model is related to technical field of rail traffic, and more particularly to a kind of braking recovery device of train and one kind have There is the train of the device.

Background technology

With the continuous expansion of city size, traffic increasingly congestion, track train, such as light rail, subway etc. have turned into mesh The main traffic mode in preceding many cities.Train can produce substantial amounts of braking electric energy during braking, with environmental protection Theory constantly deepen, the problem that train braking electric energy is reclaimed and recycled is very urgent.Related skill existing at present Art is disclosed, and battery is set among train braking electric energy is reclaimed, and be train power supply.But produced during train braking Braking electric energy is very big, if to be absorbed by on-vehicle battery, needs to install substantial amounts of battery ON TRAINS, not only sternly Increase the weight of train again, influence the energy consumption of train operation, and also unnecessary cost can be increased.

Therefore, correlation technique needs to be improved.

Utility model content

The utility model is intended at least solve to a certain extent one of technical problem in correlation technique.Therefore, this reality Be the braking recovery system for proposing a kind of train with a new purpose, the system can realize braking electric energy recovery and Recycle.

Another purpose of the present utility model is to propose a kind of train.

To reach above-mentioned purpose, a kind of braking recovery device of train that on the one hand the utility model proposes, its feature exists In, including：Electric brake, for being braked to train, and according to brake force generation braking electric energy；Distributor, the distribution Device is connected with the electric brake, has node between the distributor and the electric brake；Battery；First two-way DC/DC Converter, one end of the first two-way DC/DC converters is connected with the battery, the first two-way DC/DC converters The other end is connected with the node；Charging capacitor；Second two-way DC/DC converters, the one of the second two-way DC/DC converters End is connected with the charging capacitor, and the other end of the second two-way DC/DC converters is connected with the node；Controller, institute State controller to be connected with the distributor, a DC/DC converters and the 2nd DC/DC converters, the controller For controlling the battery or the charging capacitor to absorb the braking electric energy according to the voltage of the Traction networks.

According to the utility model proposes train braking recovery device, controller controlled in train braking distributor, First two-way DC/DC converters and the second two-way DC/DC converters will brake electric energy feedback to Traction networks, and according to Traction networks Voltage controls the first two-way DC/DC converters and the second two-way DC/DC converters, to select battery or charging capacitor to braking electricity Can be absorbed.In the utility model, braking electric energy is first fed back into Traction networks when train is braked, if now led Draw that online train is relatively more, then the braking electric energy for feeding back can uniformly be arrived other trains, therefore the voltage of Traction networks will not rise It is much higher.If instead the train now on Traction networks is less, or the train now braked is more, then the voltage of Traction networks is just Can raise, in the utility model, preferentially be absorbed using on-vehicle battery, if the Traction networks after on-vehicle battery absorption Voltage continues to raise, then reuse charging capacitor and absorbed.Because charging capacitor itself discharge and recharge is rapid, can quickly absorb The larger braking electric energy that train is produced in braking moment, it is to avoid braking electric energy occur excessive, it is impossible to be rapidly absorbed or consume, So as to the problem that the electrical equipment for causing Traction networks is burned out.The utility model is by the battery and charging capacitor on train to braking electricity Can be absorbed, it is achieved thereby that the recycling and reuse of braking electric energy, reduce energy waste, be reduced the load of Traction networks. Also, the utility model can improve the safety of system with the voltage of effective monitoring Traction networks, the parts of protection system Property.

Further, the train also includes：First coulometric detector, first coulometric detector and the controller It is connected, first coulometric detector is used to detect the electricity of the battery, wherein, when the battery absorbs the braking electric energy When, the controller is used to, when the electricity of the battery is more than the first power threshold, control the described first two-way DC/DC conversion Device is closed so that the battery stops absorbing the braking electric energy.

Further, the train also includes：Second coulometric detector, second coulometric detector and the controller It is connected, second coulometric detector is used to detect the electricity of the charging capacitor, wherein, when the charging capacitor absorbs described During braking electric energy, the controller is used for when the electricity of the charging capacitor is more than the second power threshold, control described second Two-way DC/DC converters are closed so that the charging capacitor stops absorbing the braking electric energy.

Further, the train also includes：Mechanical brake, for carrying out mechanical braking to train.

Further, the train also includes：Contactor detector, the contactor detector and the controller phase Connect, the contactor detector is used to detect whether the contactor of the train disconnects, wherein, the controller is used for described After contactor disconnects, control the distributor to close, and control the described first two-way DC/DC converters enter discharge mode with Make the battery for the train power supply, and control the described second two-way DC/DC converters into discharge mode so that described fill Electric capacity is the train power supply, and controls the train limit Power operation.

To reach above-mentioned purpose, a kind of train that on the other hand the utility model proposes, including：Dress is reclaimed in described braking Put.

According to the utility model proposes train, by the braking recovery device of above-mentioned train, in train braking select Battery or charging capacitor absorb to braking electric energy.In the utility model, electric energy will be first braked when train is braked Traction networks are fed back to, if the train now on Traction networks is relatively more, the braking electric energy for feeding back other trains can be uniformly arrived, Therefore the voltage of Traction networks will not rise much higher.If instead the train now on Traction networks is less, or the row now braked Car is more, then the voltage of Traction networks will be raised, and in the utility model, is preferentially absorbed using on-vehicle battery, if The voltage of Traction networks continues to raise after on-vehicle battery absorption, then reuse charging capacitor and absorbed.Due to charging capacitor certainly Body discharge and recharge is rapid, can quickly absorb the larger braking electric energy that train is produced in braking moment, it is to avoid braking electric energy occur It is excessive, it is impossible to be rapidly absorbed or consume, so as to the problem that the electrical equipment for causing Traction networks is burned out.The utility model passes through train On battery and charging capacitor to braking electric energy absorb, it is achieved thereby that braking electric energy recycling and reuse, reduce Energy waste, reduces the load of Traction networks.Also, the utility model can be with the voltage of effective monitoring Traction networks, protection system Parts, improve the security of system.

Preferably, the train can be straddle-type monorail train.

Further, the train includes：Bogie, the bogie is suitable to straddle seat on track girder；Car body, the car Body is connected with the bogie and is travelled along the track girder by bogie traction.

Further, the bogie includes：Bogie frame, the bogie frame is suitable to straddle seat in the track girder It is connected above and with the car body；Travelling wheel, the travelling wheel is pivotably mounted on the bogie frame and coordinates in institute State on the upper surface of track girder；Power set, the power set be arranged on the bogie frame on and with the travelling wheel Drive connection；Horizontal wheels, the horizontal wheels are pivotably mounted on the bogie frame and coordinate in the track girder On side surface.

Further, the bogie also includes：Draw-gear, the draw-gear is arranged on the bogie frame And be connected with the car body；Supported and suspended device, the supported and suspended device be arranged on the bogie frame on and with it is described Car body is connected.

Brief description of the drawings

Fig. 1 is the block diagram of the braking recovery device of the train according to the utility model embodiment；

Fig. 2 is the circuit theory diagrams of the braking recovery device of the train according to the utility model one embodiment；

Fig. 3 be according to one circuit theory diagrams of the braking recovery device of the train of specific embodiment of the utility model, its In, the voltage of Traction networks is more than the first predetermined threshold value；

Fig. 4 be according to one circuit theory diagrams of the braking recovery device of the train of specific embodiment of the utility model, its In, the voltage of Traction networks is more than the 3rd predetermined threshold value；

Fig. 5 is the block diagram of the braking recovery system according to one train of specific embodiment of the utility model；

Fig. 6 is the block diagram of the braking recovery system of the train according to the utility model another specific embodiment；

Fig. 7 is the block diagram of the braking recovery system of the train according to the utility model another specific embodiment；

Fig. 8 is the block diagram of the braking recovery system of the train according to the utility model another specific embodiment；

Fig. 9 is the block diagram of the train according to the utility model embodiment；And

Figure 10 is according to one structural representation of the train of specific embodiment of the utility model.

Reference：

The braking recovery device 100 of train, Traction networks 1 and train 2；

Electric brake 201, battery 202, distributor 203, the first two-way DC/DC converters 204, charging capacitor 205, second Two-way DC/DC converters 206 and controller 207；

First coulometric detector 208, the second coulometric detector 209, mechanical brake 210 and contactor detector 211；

Bogie 20 and car body 30；

Bogie frame 21, travelling wheel 22, power set 23 and horizontal wheels 24；

Draw-gear 25 and supported and suspended device 26.

Specific embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model Limitation.

Below with reference to the accompanying drawings the braking recovery device and method and row of the train of the utility model embodiment are described in detail Car.

As shown in figure 1, being the block diagram of the braking recovery device of the train according to the utility model embodiment.As schemed Shown in 1, the braking recovery device 100 of the train includes：Electric brake 201, battery 202, distributor 203, the first two-way DC/DC Converter 204, charging capacitor 205, the second two-way DC/DC converters 206 and controller 207.

Wherein, electric brake 201 is used to brake train 2, and according to brake force generation braking electric energy；Distributor 203 are connected with Traction networks 1 and electric brake 201, have node between distributor 203 and electric brake 201；First two-way DC/ One end of DC converters 204 is connected with battery 202, the other end and distributor 203 and the electricity of the first two-way DC/DC converters 204 Node between brake 201 is connected；One end of second two-way DC/DC converters 206 is connected with charging capacitor 205, second pair It is connected with the node between distributor 203 and electric brake 201 to the other end of DC/DC converters 206；Controller 207 is used for Distributor 203, the two-way DC/DC converters 206 of the first two-way DC/DC converters 204 and second are controlled in train braking will be made Electrokinetic energy is fed back to Traction networks 1, for example, open distributor 203, and the first two-way DC/DC converters 204 and second is two-way DC/DC converters 206 are closed, so as to braking electric energy is directly fed back into Traction networks 1.And controller 207 is according to Traction networks 1 The voltage U control two-way DC/DC converters 206 of the first two-way DC/DC converters 204 and second are opened, and control the first two-way DC/ The two-way DC/DC converters 206 of DC converters 204 and second enter charge mode, to select battery 202 or charging capacitor 205 pairs Braking electric energy is absorbed, for example, control the first two-way DC/DC converters 204 to open, and control the first two-way DC/DC converters 204 enter charge mode, so that battery 202 is absorbed, the second two-way DC/DC converters 206 of control are opened, and control second Two-way DC/DC converters 206 enter charge mode, so that charging capacitor 205 is absorbed.

Specifically, Traction networks 1 provide direct current to multiple trains 2, and train 2 is taken by electricity getting device among Traction networks Electricity.In one embodiment of the present utility model, train 2 can be straddle-type monorail train.In embodiment of the present utility model The braking electric energy that train 2 is produced can be reclaimed by the battery 202 of train 2 or charging capacitor 205.For train 2 For, can not only absorb the braking electric energy of itself generation, it is also possible to absorb the braking electric energy of other trains 2 generation.Due to row When to 1 regenerative braking electric energy of Traction networks, the voltage of Traction networks 1 can be raised car 2, therefore can be by detector to Traction networks 1 Voltage carry out real-time detection.When the voltage of Traction networks 1 is raised, can be by the battery 202 of train 2 or charging capacitor 205 Absorbed, so as to the voltage U for preventing Traction networks 1 exceedes maximum rated voltage, and broken down.It is of the present utility model other In embodiment, the braking electric energy that the battery of train 2 absorbs can be also used for the emergency driving of train 2, such as when train 2 cannot be from Traction networks 1 obtain electric energy, and such as Traction networks 1 break down, or, when not having Traction networks 1, train 2 can switch to battery power.

More specifically, as shown in Fig. 2 when train 2 is braked, traction electric machine is changed into generator from motor working condition Operating mode, electric brake 201 produces braking electric energy and braking electric energy is fed back into Traction networks 1.When the train quantity on Traction networks 1 compared with Less be Traction networks 1 on load it is smaller, or on Traction networks 1 brake train it is more when, feed back on Traction networks 1 braking electricity Electric energy needed for the train operation on Traction networks 1 can be exceeded, so as to cause the rising of the voltage U of Traction networks.Now, by row The voltage U of the detector real-time detection Traction networks 1 of car, when the voltage U of Traction networks 1 is raised, the control first of controller 207 is two-way DC/DC converters 204 are opened, and control the first two-way DC/DC converters 204 to enter charge mode, so that the battery of train 2 202 absorb braking electric energy.Meanwhile, continue to detect the voltage U of Traction networks by the detector of train, if in the battery of train 2 The voltage U of Traction networks 1 continues to raise after being absorbed, and illustrates that the battery 202 of train 2 cannot all absorb the braking of train 2 and produce Raw braking electric energy, then controller 207 controls the second two-way DC/DC converters 206 to open, and controls the second two-way DC/DC to become Parallel operation 206 enters charge mode, so that the charging capacitor 205 of train 2 is absorbed.In embodiment of the present utility model, fill Electric capacity 205 itself charging and discharging is rapid, can absorb the larger braking electric energy that the braking moment of train 2 produces, and train 2 The braking limited energy that battery 202 can absorb in a short time, if the braking electric energy that the braking of train 2 is produced is larger, controls The control charging capacitor 205 of device processed 207 is absorbed.

In embodiment of the present utility model, the battery 202 of train 2 can be carried out for the illumination of train, air-conditioning, multimedia Power supply.So, braking electric energy can be for recycling and reuse by battery 202 and charging capacitor 205, while can reduce The load of transformer station, has saved the energy.

According to a specific example of the present utility model, battery 202 can be iron cell or ferric phosphate lithium cell.

Thus, the utility model embodiment absorbs braking electric energy by controlling battery and charging capacitor on train, realizes The recycling and reuse of braking electric energy, reduce energy waste, reduce the load of Traction networks.Also, the utility model is implemented Example can improve the security of system with the voltage of effective monitoring Traction networks, the parts of protection system.

According to one embodiment of the present utility model, as shown in figure 3, fed to Traction networks 1 when train 2 starts braking, Wherein, when the voltage U of Traction networks 1 is more than the first predetermined threshold value U1, such as during 845V, controller 207 controls the first two-way DC/DC Converter 204 absorbs braking electric energy and thinks that battery 202 charges by battery 202.In embodiment of the present utility model, train 2 Braking electric energy first feed back to Traction networks, the voltage U of Traction networks 1 can be caused to raise, led by the detector real-time detection of train Draw the voltage U of net 1, when the voltage U of Traction networks 1 is more than the first predetermined threshold value U1, controller 207 controls the first two-way DC/DC Converter 204 enters charge mode, and controls the second two-way DC/DC converters 206 to close, so that battery 202 absorbs braking electricity Energy.Now, the braking electric energy in circuit flows according to the direction that arrow shown in Fig. 3 is indicated, wherein, the braking electricity that train 2 is produced Traction networks 1 can be fed back to, and the battery 202 of train 2 absorbs braking electric energy.In embodiment of the present utility model, work as control When the first two-way DC/DC converters 204 of control of device 207 enter charge mode, the first two-way DC/DC converters 204 are by high-pressure side DC power conversion be direct current with the voltage matches of battery 202, to be charged to battery 202, i.e. control battery 202 is inhaled Receive braking electric energy.

According to one embodiment of the present utility model, after battery 202 starts to absorb braking electric energy, the electricity of Traction networks 1 Such as pressure can decline, and when the voltage U of Traction networks 1 is less than the second predetermined threshold value U2, during 830V, controller controls the first two-way DC/ DC converters 204 are closed so that battery 202 stops absorbing braking electric energy, wherein, the second predetermined threshold value U2 is less than the first default threshold Value U1.Now, the braking electric energy that train 2 is produced feeds back to Traction networks 1, and train 2 battery 202 and charging capacitor 205 not Absorb braking electric energy.

Specifically, as shown in figure 3, when train 2 is braked, braking electric energy feeds back to Traction networks 1, Traction networks 1 Voltage U is raised, can be by the voltage U of the detector real-time detection Traction networks of train, if the voltage U of Traction networks is more than first Predetermined threshold value U1, such as 845V, the braking electric energy for illustrating now to feed back on Traction networks 1 are superfluous, then the control of controller 207 first Two-way DC/DC converters 204 are operated in charge mode and absorb braking electric energy with by battery 202.Now, the system that train 2 is produced Electrokinetic energy feeds back to Traction networks 1 by distributor 203, while battery 202 is charged by two-way DC/DC converters 204, Partial brake electric energy is absorbed by battery 202.If the voltage U of Traction networks is less than the second predetermined threshold value U2 afterwards, such as 830V, illustrates now to feed back to the braking electric energy on Traction networks 1 and has basically reached balance with the load request on Traction networks 1, then Controller 207 controls the first two-way DC/DC converters 204 to close.Now, battery 202 stops absorbing braking electric energy, and train 2 is produced Raw braking electric energy feeds back to Traction networks 1 by distributor 203.

The battery 202 of the utility model embodiment prioritizing selection train 2 absorbs braking electric energy, to realize braking the fast of electric energy Speed absorbs, so that, prevent the braking electric energy not consumed from causing the voltage U of Traction networks to raise, it is to avoid the device on Traction networks 1 is damaged It is bad.

According to one embodiment of the present utility model, as shown in figure 4, when the voltage U of Traction networks 1 is more than the 3rd predetermined threshold value During U3, controller 207 controls the second two-way DC/DC converters 206 to open, and controls the second two-way DC/DC converters 206 to enter Charge mode, so that charging capacitor 205 absorbs braking electric energy and thinks that charging capacitor 205 charges, wherein, the 3rd predetermined threshold value U3 is big In the first predetermined threshold value U1.Now, the electric energy in circuit flows according to the direction that arrow shown in Fig. 4 is indicated, the system that train 2 is produced Electrokinetic energy feeds back to Traction networks 1, and the battery 202 and charging capacitor 205 of train 2 absorb braking electric energy.It is new in this practicality In the embodiment of type, when the battery of train 2 starts to absorb braking electric energy, now because the train on Traction networks 1 is less, or The train 2 now braked is more, therefore the voltage of Traction networks 1 can also continue to increase.When the voltage U of Traction networks 1 is pre- more than the 3rd If during threshold value U3, control charging capacitor 205 absorbs braking electric energy and charged, so as to the voltage U for avoiding Traction networks 1 exceedes maximum Rated voltage.

According to one embodiment of the present utility model, as shown in figure 5, train 2 also includes：First coulometric detector 208, the One coulometric detector 208 is connected with controller 207, and the first coulometric detector 208 is used to detect the electricity Q of battery 202, wherein, When battery absorbs braking electric energy, controller 207 is used for when the electricity Q of battery is more than the first power threshold Q1, control first Two-way DC/DC converters 204 are closed so that battery 202 stops absorbing braking electric energy.In embodiment of the present utility model, if The excessive battery 202 that may result in of braking electric energy that the battery 202 of train 2 absorbs generates heat, and influences the service life of battery 202, needs The charge power of battery 202 and discharge power are limited, the electricity of the real-time detection battery 202 of the first coulometric detector 208 Amount Q, when electricity Q is more than the first power threshold Q1, controller 207 controls the first two-way DC/DC converters 204 to close so that electricity Pond 202 stops absorbing braking electric energy.

Similarly, according to one embodiment of the present utility model, as shown in fig. 6, train 2 also includes：Second electric power detection Device 209, the second coulometric detector 209 is connected with controller 207, and the second coulometric detector 209 is used to detect charging capacitor 205 Electricity Q ＇, wherein, when charging capacitor 205 absorbs braking electric energy, controller 207 is used for big in the electricity Q ＇ of charging capacitor 205 When the second power threshold Q2, the second two-way DC/DC converters 206 of control are closed so that charging capacitor 205 stops absorbing braking Electric energy.

According to one embodiment of the present utility model, as shown in fig. 7, train 2 also includes：Mechanical brake 210, wherein, Mechanical brake 210 is used to carry out mechanical braking to train 2.

According to one embodiment of the present utility model, after battery 202 absorbs braking electric energy, as the voltage U of Traction networks 1 During more than the 4th predetermined threshold value U4,207 control machinery brake of controller 210 starts to coordinate implements electric brake 201 to train 2 Braked, wherein, the 4th predetermined threshold value U4 is more than the first predetermined threshold value U1.In embodiment of the present utility model, if led The train 2 drawn on net 1 is less, or the train 2 now braked is more, then absorb braking electricity in battery 202 and charging capacitor 205 After energy, the voltage U of Traction networks 1 may proceed to increase, when the voltage of Traction networks 1 is more than the 4th predetermined threshold value U4, controller 207 Control machinery brake 210 starts, and auxiliary braking is carried out with to train 2.

Specifically, after battery 202 and charging capacitor 205 absorb braking electric energy, the voltage U of Traction networks may proceed to increase Plus, by the voltage U of the detector real-time detection Traction networks 1 of train, if the voltage U of Traction networks 1 is more than the 4th predetermined threshold value U4, then control machinery brake 210 starts controller 207, so, is made by machinery while electric braking is carried out to train 2 It is dynamic that auxiliary braking is carried out to train 2, to reduce the braking electric energy of the generation of train 2, so as to the voltage U for avoiding Traction networks 1 exceedes most Big rated voltage, and precisely quick parking can be realized.

It should be noted that when the travel speed of train 2 is less than 5Km/h or needs inlet parking, can equally control Mechanical brake processed 210 is opened and braked with to train 2.

According to one embodiment of the present utility model, as shown in figure 8, train also includes：Contactor detector 211, wherein, Contactor detector 211 is connected with controller 207, and contactor detector 211 is used to detect whether the contactor of train 2 disconnects, Wherein, after contactor detector 211 detects contactor disconnection, the control distributor 203 of controller 207 is closed, and is controlled First two-way DC/DC converters 204 are opened, and control the first two-way DC/DC converters 204 to enter discharge mode, so that battery 202 is train power supply, and controls train 2 to limit Power operation.

Specifically, when contactor detector 211 detects contactor to be disconnected, illustrate that train 2 is in abnormal electrical power supply shape State, controller 207 judges that train 2 enters emergency driving pattern, and sends emergent traction signal, to control the first two-way DC/DC Converter 204 is opened, and controls the first two-way DC/DC converters 204 to enter discharge mode, and now, battery 202 is supplied for train Electricity.Meanwhile, the discharge power of the control battery 202 of controller 207 is less than or equal to predetermined power threshold value such as 70KW, so that train 2 Operate in limit power rating.

Thus, the emergency driving of train is realized by battery 202, it is to avoid the train scheduling for causing of casting anchor on the way is difficult Problem, while avoiding failure train occupation working line.

To sum up, the braking recovery device of the train for being proposed according to the utility model embodiment, controller is in train braking Control distributor, the first two-way DC/DC converters and the second two-way DC/DC converters will brake electric energy feedback to Traction networks, and Voltage control the first two-way DC/DC converters and the second two-way DC/DC converters according to Traction networks, to select battery or charging Electric capacity absorbs to braking electric energy.In the utility model embodiment, first will braking electric energy feedback when train is braked To Traction networks, if the train now on Traction networks is relatively more, the braking electric energy for feeding back can uniformly be arrived other trains, therefore The voltage of Traction networks will not rise much higher.If instead the train now on Traction networks is less, or the train now braked compared with Many, then the voltage of Traction networks will be raised, and in the utility model embodiment, preferentially be absorbed using on-vehicle battery, if The voltage of Traction networks continues to raise after on-vehicle battery absorption, then reuse charging capacitor and absorbed.Due to charging capacitor Itself discharge and recharge is rapid, can quickly absorb the larger braking electric energy that train is produced in braking moment, it is to avoid braking electricity occur Can be excessive, it is impossible to be rapidly absorbed or consume, so as to the problem that the electrical equipment for causing Traction networks is burned out.The utility model embodiment Braking electric energy is absorbed by the battery and charging capacitor on train, it is achieved thereby that the recovery of braking electric energy and again profit With, energy waste is reduced, reduce the load of Traction networks.Also, the utility model embodiment can be with effective monitoring Traction networks Voltage, the parts of protection system improve the security of system.

As shown in figure 9, being the block diagram of the train according to the utility model embodiment.As shown in figure 9, the train 2 Including：The braking recovery device 100 of train.

In one embodiment of the present utility model, when train 2 is braked, traction electric machine changes from motor working condition It is generator operating mode, electric brake 201 produces braking electric energy and braking electric energy is fed back into Traction networks 1.Row on Traction networks 1 Car negligible amounts are that the load on Traction networks 1 is smaller, or on Traction networks 1 brake train it is more when, feed back on Traction networks 1 Braking electric energy can exceed Traction networks 1 on train operation needed for electric energy, so as to cause the rising of the voltage U of Traction networks.This When, by the voltage U of the detector real-time detection Traction networks 1 of train, when the voltage U of Traction networks 1 is raised, controller 207 is controlled Make the first two-way DC/DC converters 204 to open, and control the first two-way DC/DC converters 204 to enter charge mode, so that row The battery 202 of car 2 absorbs braking electric energy.Meanwhile, continue to detect the voltage U of Traction networks by the detector of train, if in row The battery of car 2 absorbed after Traction networks 1 voltage U continue raise, illustrating the battery 202 of train 2 cannot all absorb row The braking electric energy that the braking of car 2 is produced, then controller 207 controls the second two-way DC/DC converters 206 to open, and controls second pair Enter charge mode to DC/DC converters 206, so that the charging capacitor 205 of train 2 is absorbed.In reality of the present utility model Apply in example, itself charging and discharging of charging capacitor 205 is rapid, the larger braking electric energy of the braking moment generation of train 2 can be absorbed, And the braking limited energy that the battery 202 of train 2 can absorb in a short time, if the braking electric energy that the braking of train 2 is produced Larger, then the control of controller 207 charging capacitor 205 is absorbed.

In embodiment of the present utility model, the battery 202 of train 2 can be carried out for the illumination of train, air-conditioning, multimedia Power supply.So, braking electric energy can be for recycling and reuse by battery 202 and charging capacitor 205, while can reduce The load of transformer station, has saved the energy.

According to a specific example of the present utility model, battery 202 can be iron cell or ferric phosphate lithium cell.

Thus, the utility model embodiment absorbs braking electric energy by controlling battery and charging capacitor on train, realizes The recycling and reuse of braking electric energy, reduce energy waste, reduce the load of Traction networks.Also, the utility model is implemented Example can improve the security of system with the voltage of effective monitoring Traction networks, the parts of protection system.

According to a specific embodiment of the present utility model, train 2 can be straddle-type monorail train.

According to one embodiment of the present utility model, as shown in Figure 10, train 2 also includes：Bogie 20 and car body 30, its In, bogie 20 is suitable to straddle seat on track girder；Car body 30 is connected with bogie 20 and is drawn along track girder row by bogie 20 Sail.

According to one embodiment of the present utility model, as shown in Figure 10, bogie 20 includes：Bogie frame 21, traveling Wheel 22, power set 23 and horizontal wheels 24, wherein, bogie frame 21 is suitable to straddle seat on track girder and is connected with car body 30； Travelling wheel 22 is pivotably mounted on bogie frame 21 and coordinates on the upper surface of track girder；Power set 23 are arranged on It is connected on bogie frame 21 and with travelling wheel 22；Horizontal wheels 24 are pivotably mounted on bogie frame 21 and coordinate On the side surface of track girder.

According to one embodiment of the present utility model, as shown in Figure 10, bogie 20 also includes：Draw-gear 25 and support Suspension arrangement 26, wherein, draw-gear 25 is arranged on bogie frame 21 and is connected with car body 30；Supported and suspended device 26 is pacified It is connected on bogie frame 21 and with car body 30.

To sum up, the train for being proposed according to the utility model embodiment, by the braking recovery device of above-mentioned train, in train Battery or charging capacitor is selected to absorb braking electric energy during braking.In the utility model embodiment, in train system Braking electric energy is first fed back into Traction networks when dynamic, if the train now on Traction networks is relatively more, the braking electricity that will can be fed back Other trains can be uniformly arrived, therefore the voltage of Traction networks will not rise much higher.If instead the train now on Traction networks is less, Or the train now braked is more, then the voltage of Traction networks will be raised, and in the utility model embodiment, preferentially use car Carry battery to be absorbed, if the voltage of Traction networks continues to raise after on-vehicle battery absorption, reuse charging capacitor and enter Row absorbs.Because charging capacitor itself discharge and recharge is rapid, the larger braking that train is produced in braking moment can be quickly absorbed Electric energy, it is to avoid braking electric energy occur excessive, it is impossible to be rapidly absorbed or consume, so as to asking that the electrical equipment for causing Traction networks is burned out Topic.The utility model embodiment is absorbed by the battery and charging capacitor on train to braking electric energy, it is achieved thereby that system The recycling and reuse of electrokinetic energy, reduce energy waste, reduce the load of Traction networks.Also, the utility model embodiment is also The security of system can be improve with the voltage of effective monitoring Traction networks, the parts of protection system.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " suitable The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model System.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " is meant that at least two, such as two It is individual, three etc., unless otherwise expressly limited specifically.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be Mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two The connection of element internal or two interaction relationships of element, unless otherwise clearly restriction.For the common skill of this area For art personnel, concrete meaning of the above-mentioned term in the utility model can be as the case may be understood.

In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score Can be the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, first is special Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be with Combined in an appropriate manner in any one or more embodiments or example.Additionally, in the case of not conflicting, this area Technical staff the feature of the different embodiments or example described in this specification and different embodiment or example can be entered Row is combined and combined.

Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model It is interior above-described embodiment to be changed, changed, replaced and modification.

Claims (10)

1. a kind of braking recovery device of train, it is characterised in that including：

Electric brake, for being braked to train, and according to brake force generation braking electric energy；

Distributor, the distributor is connected with the electric brake, has node between the distributor and the electric brake；

Battery；

First two-way DC/DC converters, one end of the first two-way DC/DC converters is connected with the battery, and described first The other end of two-way DC/DC converters is connected with the node；

Charging capacitor；

Second two-way DC/DC converters, one end of the second two-way DC/DC converters is connected with the charging capacitor, described The other end of the second two-way DC/DC converters is connected with the node；

Controller, the controller and the distributor, the first two-way DC/DC converters and the second two-way DC/DC Converter is connected, and the controller is used to control the battery or the charging capacitor to absorb the system according to the voltage of Traction networks Electrokinetic energy.

2. the braking recovery device of train as claimed in claim 1, it is characterised in that the train also includes：

First coulometric detector, first coulometric detector is connected with the controller, and first coulometric detector is used for The electricity of the battery is detected, wherein, when the battery absorbs the braking electric energy, the controller is used in the battery Electricity when being more than the first power threshold, control the first two-way DC/DC converters to close so that the battery stops absorbing The braking electric energy.

3. the braking recovery device of train as claimed in claim 1, it is characterised in that the train also includes：

Second coulometric detector, second coulometric detector is connected with the controller, and second coulometric detector is used for The electricity of the charging capacitor is detected, wherein, when the charging capacitor absorbs the braking electric energy, the controller is used for When the electricity of the charging capacitor is more than the second power threshold, the described second two-way DC/DC converters are controlled to close so that described Charging capacitor stops absorbing the braking electric energy.

4. the braking recovery device of train as claimed in claim 1, it is characterised in that the train also includes：

Mechanical brake, for carrying out mechanical braking to train.

5. the braking recovery device of train as claimed in claim 1, it is characterised in that the train also includes：

Contactor detector, the contactor detector is connected with the controller, and the contactor detector is used to detect institute Whether the contactor for stating train disconnects, wherein, the controller is used for after contactor disconnection, controls the distributor Close, and control the described first two-way DC/DC converters to enter discharge mode so that the battery is the train power supply, and is controlled The described second two-way DC/DC converters are made into discharge mode so that the charging capacitor is the train power supply, and controls institute State train limit Power operation.

6. a kind of train, it is characterised in that including：

Braking recovery device as described in claim any one of 1-5.

7. train as claimed in claim 6, it is characterised in that the train is straddle-type monorail train.

8. train as claimed in claim 7, it is characterised in that the train includes：

Bogie, the bogie is suitable to straddle seat on track girder；

Car body, the car body is connected with the bogie and is travelled along the track girder by bogie traction.

9. train as claimed in claim 8, it is characterised in that the bogie includes；

Bogie frame, the bogie frame is suitable to straddle seat on the track girder and is connected with the car body；

Travelling wheel, the travelling wheel is pivotably mounted on the bogie frame and coordinates in the upper surface of the track girder On；

Power set, the power set are arranged on the bogie frame and are connected with the travelling wheel；

Horizontal wheels, the horizontal wheels are pivotably mounted on the bogie frame and coordinate the side surface in the track girder On.

10. train as claimed in claim 9, it is characterised in that the bogie also includes:

Draw-gear, the draw-gear is arranged on the bogie frame and is connected with the car body；

Supported and suspended device, the supported and suspended device is arranged on the bogie frame and is connected with the car body.