CN102555825A - High-voltage power distribution unit of hybrid electric bus - Google Patents
High-voltage power distribution unit of hybrid electric bus Download PDFInfo
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- CN102555825A CN102555825A CN2012100496008A CN201210049600A CN102555825A CN 102555825 A CN102555825 A CN 102555825A CN 2012100496008 A CN2012100496008 A CN 2012100496008A CN 201210049600 A CN201210049600 A CN 201210049600A CN 102555825 A CN102555825 A CN 102555825A
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- motor controller
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- drive motor
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Abstract
The invention relates to a high-voltage power distribution unit of a hybrid electric bus. The high-voltage power distribution unit comprises an ISG (integrated starter generator) motor controller for connecting ISG motor generating output, a driving motor controller for controlling and connecting a driving motor and an energy storing device, wherein the negative ends of the ISG motor controller and the driving motor controller are connected with the negative end of the energy storing device. The high-voltage power distribution unit also comprises a switching circuit for charging and discharging, wherein one end of the switching circuit is in short-circuit connection with the positive ends of the ISG motor controller and the driving motor controller, and the other end of the switching circuit is connected with the positive end of the energy storing device; and the switching circuit is composed of two parallel branches, wherein one parallel branch is composed of one group of contact terminals of a first contactor and a first resistance, and the other parallel branch is composed of one group of contact terminals of a second contactor. According to the invention, the number of electronic elements is reduced and the influence of the damage of electric elements on the high-voltage circuit of the whole bus is also reduced on the premise that the high-voltage power distribution pre-charging requirement of the whole bus is met.
Description
Technical field
The invention belongs to a kind of high voltage distribution installation, be specifically related to a kind of hybrid power passenger car high voltage distribution installation of precharging circuit altogether.
Background technology
At present; The closed-center system of most hybrid power passenger cars is a super capacitor, for prevent the car load high pressure power on the back during to the impact of electric machine controller and charging to the impact of super capacitor, at first through preliminary filling resistance current limliting; After capacitance voltage reaches rated value in the circuit; Through being connected on precharge contactless switch in the major loop with preliminary filling resistance short circuit, entire circuit begins normal operation, and circuit constitutes as shown in Figure 1.Existing high voltage distribution installation; The precharging circuit of discharge loop and the precharging circuit of charge circuit are separated independent design, increased the number of contactless switch and preliminary filling resistance like this, promptly increased cost; Increase the volume of high-tension distribution box again, made circuit complicated again.
Summary of the invention
The purpose of this invention is to provide a kind of hybrid power passenger car high voltage distribution installation, in order to solve the problem that prior art charge circuit independent design is wasted components and parts, taken volume.
For realizing above-mentioned purpose; Scheme of the present invention is: a kind of hybrid power passenger car high voltage distribution installation; Comprise the ISG electric machine controller that is used to connect the output of ISG electric power generation, be used for the drive motor controller of control linkage drive motor, and closed-center system; The negative terminal of said ISG electric machine controller, drive motor controller is connected with the negative terminal of closed-center system; Also be provided with a commutation circuit that is used for charge and discharge, the anode short circuit of this commutation circuit one end and said ISG electric machine controller, drive motor controller, the other end is connected with the anode of closed-center system; Said commutation circuit is made up of two parallel branches, and parallel branch is made up of the one group of contact and first resistance of first contactless switch, and another parallel branch is made up of one group of contact of second contactless switch.
Said closed-center system is a super capacitor.
Said ISG motor is the integral permanent-magnet electrical generator.
Said drive motor is a permagnetic synchronous motor.
Said first resistance is press mold resistance or cement resistor.
Innovative point of the present invention is: because charging and discharge are that timesharing is carried out, so consider shared charging pre-charge circuit and discharge pre-charge circuit, promptly only need a pre-charge circuit; Because the change of its effect; Both be used for charging, also be used for discharge, so be referred to as commutation circuit.The present invention can satisfy and reduces by one road precharging circuit under the prerequisite of car load high voltage power distribution precharge requirement; Not only reduced the number of electronic element; Also reduced the volume and the complicated circuit degree of high voltage distribution installation, can also reduce because of the influence of electricity piece damage to the car load high voltage circuit.
Beneficial effect:
1, reduces the number of electronic element, reduced cost;
2, the volume and the complicated circuit degree of high voltage distribution installation have been reduced;
3, reduce because of the influence of electricity piece damage the car load high voltage circuit.
Description of drawings
Fig. 1 is the circuit block diagram of prior art;
Fig. 2 is a circuit block diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further detailed explanation.
Hybrid power passenger car high voltage distribution installation as shown in Figure 1.Charge circuit partly comprises: ISG motor 1, ISG electric machine controller 2, super capacitor 8; Discharge circuit partly comprises: super capacitor 8, drive motor controller 6, drive motor 5.The negative terminal of ISG electric machine controller 2, drive motor controller 6 is connected with the negative terminal of super capacitor 8; Also be provided with a commutation circuit that is used for charge and discharge; The anode short circuit of this commutation circuit one end and ISG electric machine controller 2, drive motor controller 6, the other end is connected with the anode of super capacitor 8; Commutation circuit is made up of two parallel branches, and parallel branch is made up of the one group of contact 3 and first resistance 4 of first contactless switch, and another parallel branch is made up of one group of contact 7 of second contactless switch.
Commutation circuit structure and pre-charge circuit in the such scheme are close; Replace charging with commutation circuit and use pre-charge circuit with pre-charge circuit and discharge; Save a circuit block; But scheme still can realize the repertoire of original device, so such scheme has outstanding substantive distinguishing features and obvious improvement, possesses creativeness.
ISG motor 1 is the integral permanent-magnet electrical generator.Drive motor 5 is a permagnetic synchronous motor.First resistance 4 is press mold resistance or cement resistor.As other embodiments, super capacitor 8 also can use other closed-center systems to substitute, like storage battery etc.
Claims (5)
1. hybrid power passenger car high voltage distribution installation; Comprise the ISG electric machine controller that is used to connect the output of ISG electric power generation; The drive motor controller that is used for the control linkage drive motor, and closed-center system, the negative terminal of said ISG electric machine controller, drive motor controller is connected with the negative terminal of closed-center system; It is characterized in that; Also be provided with a commutation circuit that is used for charge and discharge, the anode short circuit of this commutation circuit one end and said ISG electric machine controller, drive motor controller, the other end is connected with the anode of closed-center system; Said commutation circuit is made up of two parallel branches, and parallel branch is made up of the one group of contact and first resistance of first contactless switch, and another parallel branch is made up of one group of contact of second contactless switch.
2. a kind of hybrid power passenger car high voltage distribution installation according to claim 1 is characterized in that said closed-center system is a super capacitor.
3. a kind of hybrid power passenger car high voltage distribution installation according to claim 1 and 2 is characterized in that said ISG motor is the integral permanent-magnet electrical generator.
4. a kind of hybrid power passenger car high voltage distribution installation according to claim 1 and 2 is characterized in that said drive motor is a permagnetic synchronous motor.
5. a kind of hybrid power passenger car high voltage distribution installation according to claim 2 is characterized in that said first resistance is press mold resistance or cement resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100496008A CN102555825A (en) | 2012-02-29 | 2012-02-29 | High-voltage power distribution unit of hybrid electric bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100496008A CN102555825A (en) | 2012-02-29 | 2012-02-29 | High-voltage power distribution unit of hybrid electric bus |
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| Publication Number | Publication Date |
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| CN102555825A true CN102555825A (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012100496008A Pending CN102555825A (en) | 2012-02-29 | 2012-02-29 | High-voltage power distribution unit of hybrid electric bus |
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| CN (1) | CN102555825A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922885A (en) * | 2016-05-26 | 2016-09-07 | 重庆长安汽车股份有限公司 | Automobile electrical system pre-charging circuit and pre-charging method |
| CN105946749A (en) * | 2016-05-26 | 2016-09-21 | 重庆长安汽车股份有限公司 | Automotive electric system electric energy optimizing circuit and method |
| CN106004721A (en) * | 2016-05-31 | 2016-10-12 | 重庆长安汽车股份有限公司 | Electric energy optimizing circuit and method for automobile electrical system |
| CN106828125A (en) * | 2016-12-30 | 2017-06-13 | 湖南大学 | Permanent magnetism driven by power vehicle powering system and its control method |
| CN111463812A (en) * | 2020-04-14 | 2020-07-28 | 南昌工程学院 | High-voltage energy storage and quick discharge device |
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| WO2008084362A2 (en) * | 2007-01-12 | 2008-07-17 | Clean Mobile Ag | Vehicle comprising an electric motor and method for designing the vehicle |
| CN201208905Y (en) * | 2008-02-01 | 2009-03-18 | 深圳先进技术研究院 | Mixed power system for wharf tractor |
| CN101855115A (en) * | 2008-03-24 | 2010-10-06 | 爱信艾达株式会社 | Hybrid drive system |
| WO2011020786A1 (en) * | 2009-08-17 | 2011-02-24 | Siemens Aktiengesellschaft | Method for discharging an intermediate circuit capacitor of an intermediate voltage circuit converter |
| CN202541340U (en) * | 2012-02-29 | 2012-11-21 | 郑州宇通客车股份有限公司 | High-voltage distribution device for hybrid electric bus |
-
2012
- 2012-02-29 CN CN2012100496008A patent/CN102555825A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008084362A2 (en) * | 2007-01-12 | 2008-07-17 | Clean Mobile Ag | Vehicle comprising an electric motor and method for designing the vehicle |
| CN201208905Y (en) * | 2008-02-01 | 2009-03-18 | 深圳先进技术研究院 | Mixed power system for wharf tractor |
| CN101855115A (en) * | 2008-03-24 | 2010-10-06 | 爱信艾达株式会社 | Hybrid drive system |
| WO2011020786A1 (en) * | 2009-08-17 | 2011-02-24 | Siemens Aktiengesellschaft | Method for discharging an intermediate circuit capacitor of an intermediate voltage circuit converter |
| CN202541340U (en) * | 2012-02-29 | 2012-11-21 | 郑州宇通客车股份有限公司 | High-voltage distribution device for hybrid electric bus |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922885A (en) * | 2016-05-26 | 2016-09-07 | 重庆长安汽车股份有限公司 | Automobile electrical system pre-charging circuit and pre-charging method |
| CN105946749A (en) * | 2016-05-26 | 2016-09-21 | 重庆长安汽车股份有限公司 | Automotive electric system electric energy optimizing circuit and method |
| CN105946749B (en) * | 2016-05-26 | 2018-03-02 | 重庆长安汽车股份有限公司 | Automotive electrical system electric energy optimizing circuit and method |
| CN106004721A (en) * | 2016-05-31 | 2016-10-12 | 重庆长安汽车股份有限公司 | Electric energy optimizing circuit and method for automobile electrical system |
| CN106004721B (en) * | 2016-05-31 | 2018-03-02 | 重庆长安汽车股份有限公司 | Automotive electrical system electric energy optimizing circuit and method |
| CN106828125A (en) * | 2016-12-30 | 2017-06-13 | 湖南大学 | Permanent magnetism driven by power vehicle powering system and its control method |
| CN111463812A (en) * | 2020-04-14 | 2020-07-28 | 南昌工程学院 | High-voltage energy storage and quick discharge device |
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Application publication date: 20120711 |