Traction brake control system and monorail train

Abstract

The utility model discloses a traction brake control system and a monorail train, and relates to the technical field of rail trains. A driver controller, a fusion control unit, a traction execution unit and a mechanical brake execution unit are arranged in the traction brake control system; a traction controller and a brake controller which are originally arranged corresponding to a traction system and a brake system respectively are replaced by a fusion control unit, and at the moment, a traction execution unit and a mechanical brake execution unit can be completely controlled to act through a control instruction transmitted by a vehicle network transmission line; and misoperation of monorail train braking caused by delay of data exchange between original traction operation and braking operation is avoided. Besides, a brake manager in the fusion control unit can only screen and transmit a brake instruction, so that an electronic mechanical brake clamp arranged in the mechanical brake execution unit carries out brake operation, the brake operation can be directly carried out through an emergency brake transmission line, and the problem that brake is not timely under the emergency brake condition is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of rail vehicles, in particular to a traction braking control system and a monorail vehicle. Background Art

[0002] Rail trains can be divided into double-track trains and monorail trains. When a traditional monorail train is moving, it is generally realized by the joint operation of a traction system and a braking system. However, at this time, the traction system part is correspondingly provided with a traction controller, and the braking system part is correspondingly provided with a brake controller. When the monorail train brakes, electric braking is used first, and when the electric braking is insufficient, friction braking is activated. At this time, fast data interaction is required between the traction controller and the brake controller, but due to the delay between the traction controller and the brake controller, data interaction will be delayed, which will lead to misoperation of the monorail train's braking.

[0003] In view of the above-mentioned problems, finding out how to avoid the erroneous operation of the monorail train brake caused by the delay between the traction controller and the brake controller is a problem that those skilled in the art are trying their best to solve. Utility Model Content

[0004] The utility model aims to provide a traction brake control system and a monorail train, which are used to solve the problem of erroneous operation of the monorail train brake caused by the time delay between the traction controller and the brake controller.

[0005] In order to solve the above technical problems, the utility model provides a traction brake control system, including: a driver controller, a fusion control unit, a traction execution unit, and a mechanical brake execution unit;

[0006] The driver controller is connected to the fusion control unit through the vehicle network transmission line, and is used to send control instructions to the fusion control unit; the driver controller is connected to the traction execution unit through the vehicle power supply line, and the fusion control unit is connected to the traction execution unit, and is used to control the action of the traction execution unit according to the control instruction; wherein, the fusion control unit is used to control the action of the traction execution unit and the mechanical brake execution unit, and the fusion control unit at least includes a brake manager for screening and obtaining brake instructions from the control instructions, so as to transmit the brake instructions to the mechanical brake execution unit; the driver controller is connected to the mechanical brake execution unit through the emergency brake transmission line, and the fusion control unit is connected to the mechanical brake execution unit, and is used to control the action of the mechanical brake execution unit according to the brake instruction; the mechanical brake execution unit at least includes an electronic mechanical brake caliper that acts according to the brake instruction, and the electronic mechanical brake caliper is arranged on the bogie.

[0007] On the other hand, the traction execution unit includes: an auxiliary converter, a traction converter, and a traction motor;

[0008] The input end of the auxiliary inverter is connected to the vehicle power supply line for powering the auxiliary inverter, and the output end of the auxiliary inverter is connected to the mechanical brake execution unit; the input end of the traction inverter is connected to the output end of the fusion control unit, and the output end of the traction inverter is connected to the traction motor, wherein the traction inverter is provided with a traction inverter, and the number of traction inverters is equal to the number of traction motors.

[0009] On the other hand, the fusion control unit also includes: a fusion controller;

[0010] The output end of the brake manager is connected to the input end of the fusion controller, and the output end of the fusion controller serves as the output end of the fusion control unit.

[0011] On the other hand, the mechanical brake execution unit further includes: a motor controller;

[0012] The input end of the motor controller is used as the input end of the mechanical brake execution unit, and the output end of the motor controller is connected to the electronic mechanical brake clamp.

[0013] On the other hand, the auxiliary converter includes: a DC voltage converter, a charger, and an auxiliary inverter module;

[0014] The input end of the DC voltage converter serves as the input end of the auxiliary converter, the output end of the DC voltage converter is connected to both the input end of the charger and the input end of the auxiliary inverter module, and the first output end of the charger is connected to the input end of the motor controller.

[0015] On the other hand, it also includes: an empty spring; the empty spring is connected to the brake manager through a dual-path load.

[0016] On the other hand, it also includes: a battery; the battery is connected to the second output terminal of the charger and is used to charge the battery using direct current.

[0017] On the other hand, it also includes: an energy storage unit; the output end of the traction inverter is connected to the energy storage unit.

[0018] On the other hand, it also includes: a circuit breaker; the input end of the circuit breaker is connected to the vehicle power supply line, and the output end of the circuit breaker is connected to the input end of the DC voltage converter.

[0019] In order to solve the above technical problems, the utility model also provides a monorail train, including all the traction and braking control systems mentioned above.

[0020] The utility model provides a traction brake control system, which is provided with a driver controller, a fusion control unit, a traction execution unit, and a mechanical brake execution unit; wherein the fusion control unit is used to control the actions of the traction execution unit and the mechanical brake execution unit; at this time, the traction controller and the brake controller originally provided for the traction system and the brake system are replaced with the fusion control unit, and the fusion control unit at this time can completely control the actions of the traction execution unit and the mechanical brake execution unit through the control instructions transmitted by the vehicle network transmission line, and at this time, the delay of the original data exchange between the traction operation and the brake operation can be avoided, thereby avoiding the misoperation of the monorail train brake caused by the delay of the data exchange. In addition, the brake manager in the fusion control unit can only screen and transmit the brake instructions, so that the electronic mechanical brake clamp provided in the mechanical brake execution unit performs the brake operation, and the brake operation can be directly performed through the emergency brake transmission line, avoiding the problem of untimely braking in emergency braking.

[0021] The utility model also provides a monorail train with the same effect as above. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present utility model, the following is a brief introduction to the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 A schematic diagram of a first traction brake control system provided by an embodiment of the utility model;

[0024] Figure 2 This is a schematic diagram of a second traction brake control system provided by an embodiment of the utility model.

[0025] Among them, 10 is the control room, 11 is the fusion control unit, 12 is the mechanical brake execution unit, 13 is the traction execution unit, 20 is the auxiliary inverter, 201 is the DC voltage converter, 202 is the charger, 203 is the inverter auxiliary module, 21 is the traction inverter, 22 is the traction motor, 23 is the traction inverter unit, 24 is the brake manager, 25 is the fusion controller, 26 is the motor controller, 27 is the brake clamp, 28 is the air spring, 29 is the energy storage unit, and 30 is the circuit breaker. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0027] The core of the utility model is to provide a traction brake control system and a monorail train, which can avoid the delay between the traction controller and the brake controller, thereby avoiding the erroneous operation problem of the monorail train brake.

[0028] In order to enable those skilled in the art to better understand the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0029] Figure 1 A schematic diagram of a first traction brake control system provided by an embodiment of the utility model, as shown in FIG. Figure 1 As shown, the traction brake control system includes: a driver controller 10, a fusion control unit 11, a traction execution unit 13, and a mechanical brake execution unit 12;

[0030] The driver controller is connected to the fusion control unit via a vehicle network transmission line and is used to send control instructions to the fusion control unit;

[0031] The driver controller is connected to the traction execution unit through the vehicle power supply line, and the fusion control unit is connected to the traction execution unit, and is used to control the action of the traction execution unit according to the control command; wherein the fusion control unit is used to control the actions of the traction execution unit and the mechanical brake execution unit, and the fusion control unit at least includes a brake manager 24 for screening and obtaining a brake command from the control command, so as to transmit the brake command to the mechanical brake execution unit;

[0032] The driver controller is connected to the mechanical brake execution unit through an emergency brake transmission line, and the fusion control unit is connected to the mechanical brake execution unit, which is used to control the action of the mechanical brake execution unit according to the braking command; the mechanical brake execution unit includes at least a brake caliper 27 that acts according to the braking command. In this embodiment, the brake caliper can be set as an electronic mechanical brake caliper, and the electronic mechanical brake caliper is set on the bogie.

[0033] It should be noted that the driver controller is arranged in the cab of the monorail train, and buttons capable of outputting various commands are arranged in the cab. The driver only needs to operate the corresponding buttons in the cab to output the corresponding control commands. At this time, the control commands are transmitted to the fusion control unit through the driver controller along the power supply network of the monorail train, so as to operate the traction execution unit and the mechanical brake execution unit; wherein, the electronic mechanical brake clamp is used to perform a clamping action after receiving the brake command, so that the monorail train obtains braking force;

[0034] The power supply network of a monorail train is generally provided with three power supply lines, wherein the first power supply line is a vehicle power supply line, which is used to supply power to various components on the monorail train, and the output power supply voltage at this time is 750V DC high voltage electricity; the second power supply line is a vehicle network transmission line, which is used to transmit control instructions through Ethernet through hard wire, wherein in some embodiments, the control instructions are also referred to as hard wire instructions, and the control instructions include braking instructions; the third power supply line is an emergency braking transmission line, which is used to reduce the delay of data transmission when emergency braking occurs, so that the relevant data about emergency braking is accurately transmitted to the fusion control unit and the braking operation is performed; it can be understood that in this embodiment, traction means that the monorail train gradually moves in a fixed direction under the condition of increasing time; braking means that the monorail train gradually reduces its speed and performs a braking operation under the condition of increasing time until the monorail train is in a stopped state. It can be understood that in this embodiment, it is only required that the speed of the monorail train in the stopped state is 0, and there is no restriction on the acceleration of the monorail train in the process of decelerating from the travel speed to 0, and its implementation method can be determined according to the specific implementation scenario.

[0035] Figure 2 A schematic diagram of a second traction brake control system provided by an embodiment of the utility model, such as Figure 2 As shown, in some embodiments, the traction execution unit 13 includes: an auxiliary converter 20, a traction converter 21, and a traction motor 22;

[0036] The input end of the auxiliary inverter is connected to the vehicle power supply line for powering the auxiliary inverter, and the output end of the auxiliary inverter is connected to the mechanical brake execution unit; the input end of the traction inverter is connected to the output end of the fusion control unit, and the output end of the traction inverter is connected to the traction motor, wherein the traction inverter is provided with a traction inverter, and the number of traction inverters is equal to the number of traction motors.

[0037] It should be noted that, in the present embodiment, a plurality of traction inverter units are provided in the traction converter, and no matter how many traction inverter units are required to be provided, their models are consistent; the traction inverter unit in the present embodiment can drive the traction motor, and it should be noted that a plurality of insulated gate bipolar transistors (IGBT) can be provided in the traction inverter unit to facilitate inversion, and at this time, a driving circuit can be additionally provided for the IGBT, and at this time, the driving circuit should output a pulse signal that can make the IGBT transistor change with the progress of time, so as to control the conduction and shutdown of the IGBT transistor according to the pulse signal, and it can be understood that the IGBT transistor in the driving circuit can be set as a full-bridge rectifier circuit or a half-bridge rectifier circuit, and at this time, the number of IGBT transistors provided in the driving circuit can be determined according to the specific implementation scenario, and is not limited in the present implementation; in addition, the provided traction motor needs to be connected to the traction inverter unit one by one, and at this time, the number of traction motors is equal to the number of traction inverter units, and in Figure 2 A specific embodiment is given in which the number of traction inverter units is set to 3, and the number of traction motors is also 3; the monorail train is driven to move or brake by the traction motors.

[0038] It should also be noted that the auxiliary inverter 20 includes: a DC voltage converter 201, a charger 202, and an auxiliary inverter module 203; the input end of the DC voltage converter serves as the input end of the auxiliary inverter, the output end of the DC voltage converter is connected to the input end of the charger and the input end of the auxiliary inverter module, and the first output end of the charger is connected to the input end of the motor controller.

[0039] The DC voltage converter is used to convert the 750V high-voltage DC power output by the vehicle power supply line into a voltage that can enable the auxiliary inverter to be in working state. At this time, the charger and auxiliary inverter module set in the auxiliary inverter can obtain the corresponding working voltage from the DC voltage converter. It should also be noted that the battery is connected to the second output terminal of the charger for charging the battery with DC power.

[0040] The working voltage of the charger is 24V, which is used to charge the battery 31 so that the mechanical brake execution unit can be activated. In addition, it should be noted that the charger can also directly activate the mechanical brake execution unit. Finally, the battery provided in this embodiment can be a storage battery, a lithium battery, etc. The setting of the battery type can be determined according to the specific implementation scenario and is not limited in this embodiment. The voltage output by the auxiliary inverter module is three-phase alternating current. At this time, the voltage value of the three-phase alternating current is 380V, which is used to power equipment such as air conditioners on the monorail train.

[0041] In addition, a circuit breaker is also arranged between the DC voltage converter in the auxiliary inverter and the vehicle power supply line. The circuit breaker is a high-speed circuit breaker, which can be used to directly start the circuit breaker when the voltage value received by the circuit breaker exceeds the standard range voltage value or exceeds the preset voltage value, so that the circuit is disconnected; the connection method of the circuit breaker is: the input end of the circuit breaker is connected to the vehicle power supply line, and the output end of the circuit breaker is connected to the input end of the auxiliary inverter.

[0042] In addition, in order to avoid delays in current or voltage conversion in the traction inverter, an energy storage unit connected to the output end of the traction inverter is also provided. At this time, the current or voltage that has not been used up in the traction inverter can be stored. In the event of a delay, the current or voltage in the energy storage unit can be called to drive the traction motor to pull the monorail train.

[0043] In some embodiments, the fusion control unit 11 further includes: a fusion controller 25; the output end of the brake manager is connected to the input end of the fusion controller, and the output end of the fusion controller serves as the output end of the fusion control unit.

[0044] In this embodiment, the fusion control unit is connected to the vehicle network transmission line, and the vehicle network transmission line is used to transmit control instructions. The control instructions at this time include at least: speed instructions, acceleration instructions, braking instructions, travel instructions, state indication instructions, etc. It can be understood that all the control instructions mentioned above are only one of many embodiments. There are thousands of embodiments of control instructions. The control instructions given above do not limit this embodiment;

[0045] The fusion controller can be used to provide the traction converter with instructions on the traction of the monorail train. The brake manager can process the instructions on braking provided by the fusion controller and process these instructions in a certain order. It should be noted that the certain order mentioned here can be the time sequence of the instructions issued by the control room, the priority sequence processed according to the priority of the instructions, or the target timing given in the fusion controller.

[0046] In addition, the brake manager is also connected to the air spring through a dual-path load. At this time, the air spring is a device set to avoid sudden body collision of the monorail train when executing certain instructions, so as to buffer the body of the monorail train and avoid violent collision, thereby avoiding damage to the body of the monorail train and increasing maintenance costs.

[0047] In some embodiments, the mechanical brake actuation unit 12 comprises: a motor controller 26; an input end of the motor controller serves as an input end of the mechanical brake actuation unit, and an output end of the motor controller is connected to the electronic mechanical brake caliper.

[0048] It should be noted that one motor controller will be connected to multiple electronic mechanical brake calipers. Figure 2 In one embodiment shown, a motor controller is connected to two electronic mechanical brake clamps. At this time, the motor controller can control the movement of the electronic mechanical brake clamp according to the instructions output by the brake manager or according to the instructions output by the emergency brake transmission line, so that the monorail train is braked.

[0049] The utility model also provides a monorail train, including all the traction brake control systems mentioned above. For the traction brake control system, its specific structure is:

[0050] The vehicle power supply line outputs 750V high-voltage direct current and transmits the high-voltage direct current to the circuit breaker connected thereto. The circuit breaker at this time is a high-speed circuit breaker. The output end of the circuit breaker is connected to the DC voltage converter in the auxiliary converter to convert the 750V high-voltage direct current into the working voltage of the charger and the auxiliary inverter module connected to the DC voltage converter. The charger is also connected to the motor controller and the battery. At this time, the battery is generally set as a storage battery to drive the motor controller to brake the monorail train; the control command output by the fusion controller also needs to be transmitted to the traction inverter unit in the traction converter so that the traction inverter unit controls the traction motor to achieve traction travel;

[0051] The vehicle network transmission line is used to transmit the control instructions of the driver controller to the fusion controller of the fusion control unit, so that the fusion controller can simultaneously control the traction and braking of the monorail train. When the monorail train needs to brake, the brake manager needs to be started so that the control instructions can be executed in a certain order through the brake manager to realize the braking of the monorail train;

[0052] In addition, in order to prevent the monorail train body from vibrating violently when executing control instructions, which may cause collision and damage between the monorail train bodies, an empty spring is also set at the bottom of the monorail train body; the empty spring is connected to the fusion control unit;

[0053] In addition, the mechanical brake execution unit needs to receive the 24V DC output of the auxiliary converter and be controlled by the charger and the battery; it also needs to receive the braking command in the control command output by the brake manager, so as to control the electronic mechanical clamp according to the braking command to realize the braking of the monorail train; it also needs to receive the relevant braking instructions output by the emergency brake transmission line to realize the braking of the monorail train;

[0054] In addition, the motor controller in the mechanical brake execution unit can be set to multiple, and in some embodiments, two motor controllers are set, so that the motor controller can control multiple electronic mechanical brake calipers connected to it, and the electronic mechanical brake caliper can be set to perform a braking operation in a tightened state. It can be understood that how to set the state of the electronic mechanical brake caliper to achieve the braking operation can be determined according to the specific implementation scenario, and it is not limited in this embodiment. Moreover, the electronic mechanical brake caliper is directly connected to the motor controller through wires and cables, which avoids the untimely use of the air brake switch and improves the accuracy, timeliness and safety of electronic braking.

[0055] The monorail train mentioned in this embodiment is provided with a driver controller, a fusion control unit, a traction execution unit, and a mechanical brake execution unit, wherein the fusion control unit is used to control the actions of the traction execution unit and the mechanical brake execution unit; at this time, the traction controller and the brake controller originally provided for the traction system and the brake system are replaced by the fusion control unit, and the fusion control unit at this time can completely control the actions of the traction execution unit and the mechanical brake execution unit through the control instructions transmitted by the vehicle network transmission line, and at this time, the delay of the original data exchange between the traction operation and the brake operation can be avoided, thereby avoiding the misoperation of the monorail train brake caused by the delay of the data exchange. In addition, the brake manager in the fusion control unit can only screen and transmit the brake instructions, so that the electronic mechanical brake clamp provided in the mechanical brake execution unit can perform the brake operation, and the brake operation can be directly performed through the emergency brake transmission line, avoiding the problem of untimely braking in emergency braking.

[0056] The traction brake control system includes: a driver controller 10, a fusion control unit 11, a traction execution unit 13, and a mechanical brake execution unit 12;

[0057] The input end of the auxiliary inverter is connected to the vehicle power supply line for powering the auxiliary inverter, and the output end of the auxiliary inverter is connected to the mechanical brake execution unit; the input end of the traction inverter is connected to the output end of the fusion control unit, and the output end of the traction inverter is connected to the traction motor, wherein the traction inverter is provided with a traction inverter, and the number of traction inverters is equal to the number of traction motors.

[0058] It should be noted that, in the present embodiment, a plurality of traction inverter units are provided in the traction converter, and no matter how many traction inverter units are required to be provided, their models are consistent; the traction inverter unit in the present embodiment can drive the traction motor, and it should be noted that a plurality of insulated gate bipolar transistors (IGBT) can be provided in the traction inverter unit to facilitate inversion, and at this time, a driving circuit can be additionally provided for the IGBT, and at this time, the driving circuit should output a pulse signal that can make the IGBT transistor change with the progress of time, so as to control the conduction and shutdown of the IGBT transistor according to the pulse signal, and it can be understood that the IGBT transistor in the driving circuit can be set as a full-bridge rectifier circuit or a half-bridge rectifier circuit, and at this time, the number of IGBT transistors provided in the driving circuit can be determined according to the specific implementation scenario, and is not limited in the present implementation; in addition, the provided traction motor needs to be connected to the traction inverter unit one by one, and at this time, the number of traction motors is equal to the number of traction inverter units, and in Figure 2 A specific embodiment is given in which the number of traction inverter units is set to 3, and the number of traction motors is also 3; the monorail train is driven to move or brake by the traction motors.

[0059] It should also be noted that the auxiliary inverter 20 includes: a DC voltage converter 201, a charger 202, and an auxiliary inverter module 203; the input end of the DC voltage converter serves as the input end of the auxiliary inverter, the output end of the DC voltage converter is connected to the input end of the charger and the input end of the auxiliary inverter module, and the first output end of the charger is connected to the input end of the motor controller.

[0060] The DC voltage converter is used to convert the 750V high-voltage DC power output by the vehicle power supply line into a voltage that can enable the auxiliary inverter to be in working state. At this time, the charger and auxiliary inverter module set in the auxiliary inverter can obtain the corresponding working voltage from the DC voltage converter. It should also be noted that the battery is connected to the second output terminal of the charger for charging the battery with DC power.

[0061] The working voltage of the charger is 24V, which is used to charge the battery 31 so that the mechanical brake execution unit can be activated. In addition, it should be noted that the charger can also directly activate the mechanical brake execution unit. Finally, the battery provided in this embodiment can be a storage battery, a lithium battery, etc. The setting of the battery type can be determined according to the specific implementation scenario and is not limited in this embodiment. The voltage output by the auxiliary inverter module is three-phase alternating current. At this time, the voltage value of the three-phase alternating current is 380V, which is used to power equipment such as air conditioners on the monorail train.

[0062] In addition, a circuit breaker is also arranged between the DC voltage converter in the auxiliary inverter and the vehicle power supply line. The circuit breaker is a high-speed circuit breaker, which can be used to directly start the circuit breaker when the voltage value received by the circuit breaker exceeds the standard range voltage value or exceeds the preset voltage value, so that the circuit is disconnected; the connection method of the circuit breaker is: the input end of the circuit breaker is connected to the vehicle power supply line, and the output end of the circuit breaker is connected to the input end of the auxiliary inverter.

[0063] In addition, in order to avoid delays in current or voltage conversion in the traction inverter, an energy storage unit connected to the output end of the traction inverter is also provided. At this time, the current or voltage that has not been used up in the traction inverter can be stored. In the event of a delay, the current or voltage in the energy storage unit can be called to drive the traction motor to pull the monorail train.

[0064] The fusion control unit 11 further includes: a fusion controller 25; the output end of the brake manager is connected to the input end of the fusion controller, and the output end of the fusion controller serves as the output end of the fusion control unit.

[0065] In this embodiment, the fusion control unit is connected to the vehicle network transmission line, and the vehicle network transmission line is used to transmit control instructions. The control instructions at this time include at least: speed instructions, acceleration instructions, braking instructions, travel instructions, state indication instructions, etc. It can be understood that all the control instructions mentioned above are only one of many embodiments. There are thousands of embodiments of control instructions. The control instructions given above do not limit this embodiment;

[0066] The fusion controller can be used to provide the traction converter with instructions on the traction of the monorail train. The brake manager can process the instructions on braking provided by the fusion controller and process these instructions in a certain order. It should be noted that the certain order mentioned here can be the time sequence of the instructions issued by the control room, the priority sequence processed according to the priority of the instructions, or the target timing given in the fusion controller.

[0067] In addition, the brake manager is also connected to the air spring through a dual-path load. At this time, the air spring is a device set to avoid sudden body collision of the monorail train when executing certain instructions, so as to buffer the body of the monorail train and avoid violent collision, thereby avoiding damage to the body of the monorail train and increasing maintenance costs.

[0068] The mechanical brake execution unit 12 comprises: a motor controller 26; an input end of the motor controller is used as an input end of the mechanical brake execution unit, and an output end of the motor controller is connected to the electronic mechanical brake clamp.

[0069] It should be noted that one motor controller may be connected to multiple electronic mechanical brake clamps. In some embodiments, one motor controller may be connected to two electronic mechanical brake clamps. At this time, the motor controller may control the movement of the electronic mechanical brake clamp according to the instructions output by the brake manager or the instructions output by the emergency brake transmission line, so as to brake the monorail train.

[0070] The above is a detailed introduction to a traction brake control system and a monorail train provided by the utility model. The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same and similar parts between the various embodiments can be referred to each other. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the utility model.

[0071] It should also be noted that, in this specification, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprise", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the statement "comprises a ..." does not exclude the presence of other identical elements in the process, method, article or device including the element.

Claims

1. A traction brake control system, characterized in that: include: Driver controller, fusion control unit, traction execution unit, mechanical brake execution unit; The driver controller is connected to the fusion control unit via a vehicle network transmission line, and is used to send control instructions to the fusion control unit; The driver controller is connected to the traction execution unit through the vehicle power supply line, and the fusion control unit is connected to the traction execution unit, and is used to control the action of the traction execution unit according to the control instruction; wherein the fusion control unit is used to control the actions of the traction execution unit and the mechanical brake execution unit, and the fusion control unit at least includes a brake manager for screening and obtaining a brake instruction from the control instruction, so as to transmit the brake instruction to the mechanical brake execution unit; The driver controller is connected to the mechanical brake execution unit through an emergency brake transmission line, and the fusion control unit is connected to the mechanical brake execution unit, for controlling the action of the mechanical brake execution unit according to the brake command; the mechanical brake execution unit includes at least an electronic mechanical brake caliper that acts according to the brake command, and the electronic mechanical brake caliper is arranged on the bogie.

2. The traction brake control system according to claim 1, characterized in that: The traction execution unit includes: an auxiliary converter, a traction converter, and a traction motor; The input end of the auxiliary inverter is connected to the vehicle power supply line for supplying power to the auxiliary inverter, and the output end of the auxiliary inverter is connected to the mechanical brake execution unit; the input end of the traction inverter is connected to the output end of the fusion control unit, and the output end of the traction inverter is connected to the traction motor, wherein the traction inverter is provided with a traction inverter, and the number of the traction inverters is equal to the number of the traction motors.

3. The traction brake control system according to claim 1, characterized in that: The fusion control unit further includes: a fusion controller; The output end of the brake manager is connected to the input end of the fusion controller, and the output end of the fusion controller serves as the output end of the fusion control unit.

4. The traction brake control system according to claim 2, characterized in that: The mechanical brake execution unit further includes: a motor controller; The input end of the motor controller serves as the input end of the mechanical brake execution unit, and the output end of the motor controller is connected to the electronic mechanical brake caliper.

5. The traction brake control system according to claim 4, characterized in that: The auxiliary converter includes: a DC voltage converter, a charger, and an auxiliary inverter module; The input end of the DC voltage converter serves as the input end of the auxiliary converter, the output end of the DC voltage converter is connected to the input end of the charger and the input end of the auxiliary inverter module, and the first output end of the charger is connected to the input end of the motor controller.

6. The traction brake control system according to claim 1, characterized in that: Also includes: Empty spring; The air spring is connected to the brake manager via a two-way load.

7. The traction brake control system according to claim 5, characterized in that: Also includes: Battery; The battery is connected to the second output terminal of the charger and is used to charge the battery using direct current.

8. The traction brake control system according to claim 2, characterized in that: Also includes: Energy storage unit; The output end of the traction converter is connected to the energy storage unit.

9. The traction brake control system according to claim 5, characterized in that: Also includes: breaker; The input end of the circuit breaker is connected to the vehicle power supply line, and the output end of the circuit breaker is connected to the input end of the DC voltage converter.

10. A monorail train, characterized in that: include: A traction brake control system as claimed in any one of claims 1 to 9.

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