CN202523941U - Laminated busbar used for energy storage system - Google Patents

Laminated busbar used for energy storage system Download PDF

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Publication number
CN202523941U
CN202523941U CN 201220119851 CN201220119851U CN202523941U CN 202523941 U CN202523941 U CN 202523941U CN 201220119851 CN201220119851 CN 201220119851 CN 201220119851 U CN201220119851 U CN 201220119851U CN 202523941 U CN202523941 U CN 202523941U
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positive
negative
laminated busbar
conductive
plates
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Expired - Fee Related
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CN 201220119851
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Chinese (zh)
Inventor
刘华岗
邸思忠
崔潇
何战军
徐群
任彬红
王渝青
李亚伦
陈晓楠
张绿化
胡红雨
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State Grid Shandong Electric Power Co Ltd
XJ Electric Co Ltd
Xuji Power Co Ltd
Qingdao Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Xuji Group Co Ltd
State Grid Shandong Electric Power Co Ltd
Xuji Power Co Ltd
Qingdao Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Priority to CN 201220119851 priority Critical patent/CN202523941U/en
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Abstract

本实用新型的一种用于储能系统的叠层母排,包括导电正极板、导电负极板、绝缘隔板及分别固设于所述两导电正、负极板外侧面上的绝缘板,该叠层母排的同一侧面上设有至少一对用于与储能电容正、负极连接的正、负极电容插孔,在该叠层母排的一端设有三对用于与对应连接母排电连接的正、负极连接部,在该叠层母排的另一端上设有两对分用于与IGBT功率模块正、负极电连接的正、负极IGBT连接部。本实用新型叠层母排能够与IGBT模块、膜电容、相应连接母排等多个器件的电气连接,叠层母排本身具有低电感系数、阻抗低、压降小、结构紧凑的特点,能减少电压尖峰对元器件的损害,决了现有技术中使用导线易对电子元器件造成损害的问题。

Figure 201220119851

A laminated busbar for an energy storage system according to the utility model includes a conductive positive plate, a conductive negative plate, an insulating partition and insulating plates respectively fixed on the outer surfaces of the two conductive positive and negative plates. On the same side of the laminated busbar, there are at least one pair of positive and negative capacitor jacks for connecting to the positive and negative poles of the energy storage capacitor, and three pairs are provided at one end of the laminated busbar for connecting with the corresponding busbar. The positive and negative connection parts of the connection are provided with two pairs of positive and negative IGBT connection parts for electrical connection with the positive and negative electrodes of the IGBT power module on the other end of the laminated busbar. The laminated busbar of the utility model can be electrically connected with multiple devices such as IGBT modules, film capacitors, and corresponding connecting busbars. The laminated busbar itself has the characteristics of low inductance coefficient, low impedance, small voltage drop, and compact structure. The damage to components caused by voltage spikes is reduced, and the problem that the use of wires in the prior art is easy to cause damage to electronic components is solved.

Figure 201220119851

Description

一种用于储能系统的叠层母排Laminated busbar for energy storage system

技术领域 technical field

本实用新型涉及一种叠层母排,特别涉及一种用于储能系统的叠层母排。 The utility model relates to a laminated busbar, in particular to a laminated busbar for an energy storage system.

背景技术 Background technique

在电网的发、输、配、用电的各个环节建立大规模的储能系统,利用储能系统把电网中剩余的电能先储存起来,等到用电高峰时再反馈给电网,这样既克服了发电和用电同时性的缺点,又节约了不必要的能源浪费;现有大规模储能系统的低压功率平台中,IGBT功率模块、膜电容之间的电气连接常采用常规导线连接,由于导线具有较高的电感系数、阻抗和压降,从而会增大电压尖峰对电子元器件造成损害。 Establish a large-scale energy storage system in each link of power generation, transmission, distribution, and power consumption of the power grid. Use the energy storage system to store the remaining electric energy in the power grid first, and then feed it back to the power grid when the power consumption peaks. This overcomes the The disadvantage of simultaneous power generation and power consumption saves unnecessary energy waste; in the low-voltage power platform of the existing large-scale energy storage system, the electrical connection between the IGBT power module and the film capacitor is often connected by conventional wires. It has high inductance, impedance and voltage drop, which will increase the voltage spike and cause damage to electronic components.

发明内容 Contents of the invention

本实用新型的目的在于提供一种用于储能系统的叠层母排,以解决现有技术中使用导线易对电子元器件造成损害的问题。 The purpose of the utility model is to provide a laminated busbar for an energy storage system to solve the problem in the prior art that the use of wires is easy to cause damage to electronic components.

为了解决上述问题,本实用新型的一种用于储能系统的叠层母排,包括导电正极板、导电负极板、夹设于所述两导电正、负极板之间的绝缘隔板及分别固设于所述两导电正、负极板外侧面上的绝缘板,该叠层母排的同一侧面上设有至少一对分别与所述两导电正、负极板电连接的用于与储能电容正、负极连接的正、负极电容插孔,在该叠层母排的一端设有三对分别与所述两导电正、负极板电连接的用于与对应连接母排电连接的正、负极连接部,在该叠层母排的另一端上设有两对分别与所述两导电正、负极板电连接的用于与IGBT功率模块正、负极电连接的正、负极IGBT连接部。 In order to solve the above problems, a laminated busbar for an energy storage system of the present invention includes a conductive positive plate, a conductive negative plate, an insulating separator sandwiched between the two conductive positive and negative plates, and Insulation plates fixed on the outer surfaces of the two conductive positive and negative plates, and at least one pair of electrical connections to the two conductive positive and negative plates for energy storage are provided on the same side of the laminated busbar. The positive and negative capacitor jacks connected to the positive and negative electrodes of the capacitor are provided with three pairs of positive and negative electrodes respectively electrically connected to the two conductive positive and negative plates for electrical connection with the corresponding connecting bus bar at one end of the laminated busbar As for the connection part, two pairs of positive and negative IGBT connection parts are provided on the other end of the laminated busbar to be electrically connected to the two conductive positive and negative plates, respectively, and to be electrically connected to the positive and negative electrodes of the IGBT power module.

所述各正、负极连接部均为L形导电板,每个所述L形导电板的外端面上具有用于与对应所述连接母线电连接的插接孔。 Each of the positive and negative connecting parts is an L-shaped conductive plate, and each of the L-shaped conductive plates has an insertion hole for electrical connection with the corresponding connecting busbar on the outer end surface.

所述各正、负极IGBT连接部均为L形导电板,每个L形导电板的外端面上具有用于与IGBT功率模块正、负极电连接的插接孔。 The positive and negative IGBT connecting parts are L-shaped conductive plates, and each L-shaped conductive plate has an insertion hole for electrical connection with the positive and negative electrodes of the IGBT power module on the outer end surface.

构成所述正、负极连接部的L形导电板和构成所述正、负极IGBT连接部的L形导电板分别朝相反方向折弯。 The L-shaped conductive plate constituting the connection portion of the positive and negative electrodes and the L-shaped conductive plate constituting the connection portion of the positive and negative IGBTs are respectively bent in opposite directions.

本实用新型叠层母排能够与IGBT模块、膜电容、相应连接母排等多个器件的电气连接,叠层母排本身具有低电感系数、阻抗低、压降小、结构紧凑的特点,能减少电压尖峰对元器件的损害,延长电子元件的使用寿命,降低系统噪音和电磁干扰/射频干扰,解决了现有技术中使用导线易对电子元器件造成损害的问题,又能有效利用空间减少内部连线,降低电气排线难度,进而减小开关柜的体积,方便安装和现场维护,减少部件数量,增加了系统的可靠性,简洁、美观。 The laminated busbar of the utility model can be electrically connected with multiple devices such as IGBT modules, film capacitors, and corresponding connecting busbars. The laminated busbar itself has the characteristics of low inductance coefficient, low impedance, small voltage drop, and compact structure. Reduce the damage of voltage spikes to components, prolong the service life of electronic components, reduce system noise and electromagnetic interference/radio frequency interference, solve the problem that the use of wires in the prior art is easy to cause damage to electronic components, and can effectively use space to reduce Internal wiring reduces the difficulty of electrical wiring, thereby reducing the volume of the switchgear, facilitating installation and on-site maintenance, reducing the number of components, increasing the reliability of the system, and being simple and beautiful.

附图说明 Description of drawings

图1是本实用新型实施例的主视结构示意图; Fig. 1 is the front view structure schematic diagram of the utility model embodiment;

图2是本实用新型实施例的左视结构示意图; Fig. 2 is the left view structural representation of the utility model embodiment;

图3是本实用新型实施例的俯视结构示意图; Fig. 3 is a top view structural schematic diagram of an embodiment of the utility model;

图4是图2中A处的放大图; Fig. 4 is the enlarged view of place A in Fig. 2;

图5为叠层母排的使用状态图; Figure 5 is a diagram of the use state of the laminated busbar;

图6为图5的B向视图。 FIG. 6 is a view taken along direction B of FIG. 5 .

具体实施方式 Detailed ways

下面结合附图对本实用新型实施例做详细描述: Below in conjunction with accompanying drawing, the utility model embodiment is described in detail:

一种用于储能系统的叠层母排实施例,如图1~4所示,包括导电正极板108、导电负极板110、夹设于两导电正、负极板108、110之间的绝缘隔板109及分别固设于两导电正、负极板108、110外侧面上的绝缘板107、111,导电正极板108、导电负极板110、绝缘隔板109及两绝缘板107、111通过粘接固定在一起,该叠层母排的同一侧面上设有四对分别与两导电正、负极板108、110电连接的用于与储能电容正、负极连接的正、负极电容插孔103、104,在该叠层母排的一端设有三对分别与两导电正、负极板108、110电连接的用于与对应连接母排电连接的正、负极连接部101、102,在该叠层母排的另一端上设有两对分别与两导电正、负极板108、110电连接的用于与IGBT功率模块正、负极电连接的正、负极IGBT连接部105、106,各正、负极连接部均为L形导电板,每个所述L形导电板的外端面上具有用于与对应所述连接母线电连接的插接孔,各正、负极IGBT连接部均为L形导电板,每个L形导电板的外端面上具有用于与IGBT功率模块正、负极电连接的插接孔,构成所述正、负极连接部的L形导电板和构成所述正、负极IGBT连接部的L形导电板分别朝相反方向折弯。 An embodiment of a laminated busbar for an energy storage system, as shown in FIGS. The separator 109 and the insulating plates 107, 111 fixed on the outer sides of the two conductive positive and negative plates 108, 110 respectively, the conductive positive plate 108, the conductive negative plate 110, the insulating separator 109 and the two insulating plates 107, 111 are bonded Connected and fixed together, four pairs of positive and negative capacitance jacks 103 for connecting to the positive and negative poles of the energy storage capacitor are provided on the same side of the laminated busbar, which are electrically connected to the two conductive positive and negative plates 108 and 110 respectively. , 104, there are three pairs of positive and negative connection parts 101, 102 electrically connected to the two conductive positive and negative plates 108, 110 at one end of the stacked busbar for electrical connection with the corresponding connecting busbar. Two pairs of positive and negative IGBT connecting parts 105 and 106 are provided on the other end of the layer busbar to be electrically connected to the two conductive positive and negative plates 108 and 110 respectively, and are used to electrically connect the positive and negative electrodes of the IGBT power module. The negative connection parts are all L-shaped conductive plates, and the outer end surface of each of the L-shaped conductive plates has an insertion hole for electrical connection with the corresponding connecting bus bar, and each positive and negative IGBT connection parts are L-shaped conductive plates. The outer end surface of each L-shaped conductive plate has an insertion hole for electrical connection with the positive and negative poles of the IGBT power module. The L-shaped conductive plates of the connecting portion are respectively bent in opposite directions.

图5、6所示为叠层母排在储能系统中的一个储能机构使用状态图,一个电容安装架设于散热器8上,储能电容组设于该电容安装架上,两个IGBT模块7设于散热器8上与该散热器导热连接,叠层母排1设于IGBT模块7上的,储能电容组6的正负极通过对应的正、负极电容插孔103、104与叠层母排1电连接,两IGBT模块7与叠层母排1的正、负极IGBT连接部对应连接,储能系统中的各个储能机构的叠层母排通过连接母排连接。 Figures 5 and 6 show the use state diagram of an energy storage mechanism of the laminated busbar in the energy storage system. One capacitor is installed on the radiator 8, and the energy storage capacitor group is installed on the capacitor mounting frame. Two IGBTs The module 7 is arranged on the heat sink 8 and is connected with the heat conduction of the heat sink. The laminated busbar 1 is arranged on the IGBT module 7. The positive and negative poles of the energy storage capacitor group 6 are connected to the corresponding positive and negative capacitor jacks 103 and 104. The laminated busbar 1 is electrically connected, and the two IGBT modules 7 are correspondingly connected to the positive and negative IGBT connection parts of the laminated busbar 1, and the laminated busbars of each energy storage mechanism in the energy storage system are connected through the connecting busbar.

本实用新型叠层母排能够与IGBT模块、膜电容、相应连接母排等多个器件的电气连接,叠层母排本身具有低电感系数、阻抗低、压降小、结构紧凑的特点,能减少电压尖峰对元器件的损害,延长电子元件的使用寿命,降低系统噪音和电磁干扰/射频干扰,又能有效利用空间减少内部连线,降低电气排线难度,进而减小开关柜的体积,方便安装和现场维护,减少部件数量,增加了系统的可靠性,简洁、美观。 The laminated busbar of the utility model can be electrically connected with multiple devices such as IGBT modules, film capacitors, and corresponding connecting busbars. The laminated busbar itself has the characteristics of low inductance coefficient, low impedance, small voltage drop, and compact structure. Reduce the damage of voltage spikes to components, prolong the service life of electronic components, reduce system noise and electromagnetic interference/radio frequency interference, and effectively use space to reduce internal wiring, reduce the difficulty of electrical wiring, and then reduce the volume of switch cabinets. It is convenient for installation and on-site maintenance, reduces the number of components, increases the reliability of the system, and is simple and beautiful.

在本实用新型的其他实施例中,与上述实施例不同的是,正、负两导电板还可以根据需要设置1对、2对、3对、5对等等。 In other embodiments of the present invention, different from the above embodiments, the positive and negative conductive plates can also be provided with 1 pair, 2 pairs, 3 pairs, 5 pairs, etc. as required.

Claims (4)

1.一种用于储能系统的叠层母排,其特征在于:包括导电正极板、导电负极板、夹设于所述两导电正、负极板之间的绝缘隔板及分别固设于所述两导电正、负极板外侧面上的绝缘板,该叠层母排的同一侧面上设有至少一对分别与所述两导电正、负极板电连接的用于与储能电容正、负极连接的正、负极电容插孔,在该叠层母排的一端设有三对分别与所述两导电正、负极板电连接的用于与对应连接母排电连接的正、负极连接部,在该叠层母排的另一端上设有两对分别与所述两导电正、负极板电连接的用于与IGBT功率模块正、负极电连接的正、负极IGBT连接部。 1. A laminated busbar for an energy storage system, characterized in that: it includes a conductive positive plate, a conductive negative plate, an insulating separator interposed between the two conductive positive and negative plates, and fixed on the The insulating plate on the outer surface of the two conductive positive and negative plates, and at least one pair of positive and negative plates respectively electrically connected to the two conductive positive and negative plates are provided on the same side of the laminated busbar for connecting with the positive and negative plates of the energy storage capacitor. The positive and negative capacitor jacks connected by the negative pole are provided with three pairs of positive and negative connection parts respectively electrically connected to the two conductive positive and negative plates for electrical connection with the corresponding connecting busbar at one end of the laminated busbar, Two pairs of positive and negative IGBT connecting parts are provided on the other end of the laminated busbar, which are respectively electrically connected to the two conductive positive and negative plates and are used to electrically connect to the positive and negative electrodes of the IGBT power module. 2.根据权利要求1所述的一种用于储能系统的叠层母排,其特征是:所述各正、负极连接部均为L形导电板,每个所述L形导电板的外端面上具有用于与对应所述连接母线电连接的插接孔。 2. A laminated busbar for an energy storage system according to claim 1, characterized in that: said positive and negative connecting parts are L-shaped conductive plates, each of said L-shaped conductive plates An insertion hole for electrical connection with the corresponding connection bus is provided on the outer end surface. 3.根据权利要求1或2所述的一种用于储能系统的叠层母排,其特征是:所述各正、负极IGBT连接部均为L形导电板,每个L形导电板的外端面上具有用于与IGBT功率模块正、负极电连接的插接孔。 3. A laminated busbar for an energy storage system according to claim 1 or 2, characterized in that: said positive and negative IGBT connection parts are L-shaped conductive plates, and each L-shaped conductive plate There are socket holes for electrical connection with the positive and negative poles of the IGBT power module on the outer end surface. 4.根据权利要求3所述的一种用于储能系统的叠层母排,其特征是:构成所述正、负极连接部的L形导电板和构成所述正、负极IGBT连接部的L形导电板分别朝相反方向折弯。 4. A laminated busbar for an energy storage system according to claim 3, characterized in that: the L-shaped conductive plate constituting the positive and negative connection parts and the L-shaped conductive plate constituting the positive and negative IGBT connection parts The L-shaped conductive plates are respectively bent in opposite directions.
CN 201220119851 2012-03-27 2012-03-27 Laminated busbar used for energy storage system Expired - Fee Related CN202523941U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105048228A (en) * 2015-09-12 2015-11-11 永济新时速电机电器有限责任公司 Brake chopper composite busbar
US10128625B2 (en) 2014-11-18 2018-11-13 General Electric Company Bus bar and power electronic device with current shaping terminal connector and method of making a terminal connector
CN109951054A (en) * 2017-12-20 2019-06-28 西安中车永电电气有限公司 A kind of composite bus bar and power cell of preposition HV Terminal
CN109983856A (en) * 2016-11-18 2019-07-05 舍弗勒技术股份两合公司 Bus bar having plate stack portion and method for manufacturing bus bar

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10128625B2 (en) 2014-11-18 2018-11-13 General Electric Company Bus bar and power electronic device with current shaping terminal connector and method of making a terminal connector
CN105048228A (en) * 2015-09-12 2015-11-11 永济新时速电机电器有限责任公司 Brake chopper composite busbar
CN109983856A (en) * 2016-11-18 2019-07-05 舍弗勒技术股份两合公司 Bus bar having plate stack portion and method for manufacturing bus bar
US10749325B2 (en) 2016-11-18 2020-08-18 Schaeffler Technologies AG & Co. KG Busbar comprising a metal-sheet stack and method for producing a busbar
CN109951054A (en) * 2017-12-20 2019-06-28 西安中车永电电气有限公司 A kind of composite bus bar and power cell of preposition HV Terminal

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