Intelligent power module and electric appliance with same
阅读说明:本技术 智能功率模块及具有其的电器 (Intelligent power module and electric appliance with same ) 是由 李媛媛 冯宇翔 于 2019-11-15 设计创作,主要内容包括:本发明公开了一种智能功率模块及具有其的电器,智能功率模块包括:基板、压缩机模块和风机模块,压缩机模块设置在基板上,压缩机模块包括第一驱动管、第二驱动管、第三驱动管、第四驱动管、第五驱动管和第六驱动管以及压缩机控制器,第一驱动管、第二驱动管、第三驱动管、第四驱动管、第五驱动管和第六驱动管分别与压缩机和压缩机控制器相连;风机模块设置在基板上,风机模块包括风机控制器,风机控制器与风机相连,压缩机模块与风机模块集成封装。该智能功率模块中压缩机模块省去原有的FRD功率器件,风机模块省去了原有使用的6枚IGBT和6枚FRD功率器件,并且压缩机模块与风机模块集成封装,从而可以在降低智能功率模块体积的同时降低封装成本。(The invention discloses an intelligent power module and an electric appliance with the same, wherein the intelligent power module comprises: the compressor module is arranged on the base plate and comprises a first driving pipe, a second driving pipe, a third driving pipe, a fourth driving pipe, a fifth driving pipe, a sixth driving pipe and a compressor controller, wherein the first driving pipe, the second driving pipe, the third driving pipe, the fourth driving pipe, the fifth driving pipe and the sixth driving pipe are respectively connected with the compressor and the compressor controller; the fan module is arranged on the substrate and comprises a fan controller, the fan controller is connected with the fan, and the compressor module and the fan module are integrally packaged. The compressor module saves original FRD power device in the intelligent power module, 6 IGBTs and 6 FRD power devices of original use have been saved to the fan module to compressor module and fan module integrated package, thereby can reduce the encapsulation cost when reducing intelligent power module volume.)
1. A smart power module, comprising:
a substrate;
the compressor module is arranged on the base plate and comprises a first driving pipe, a second driving pipe, a third driving pipe, a fourth driving pipe, a fifth driving pipe, a sixth driving pipe and a compressor controller, wherein the first driving pipe, the second driving pipe, the third driving pipe, the fourth driving pipe, the fifth driving pipe and the sixth driving pipe are respectively connected with the compressor and the compressor controller;
a fan module disposed on the substrate and including a fan controller connected to a fan,
wherein, the compressor module and the fan module are packaged in an integrated manner.
2. The smart power module of claim 1, wherein the first gate of the first driving tube is connected to the HO1 terminal of the compressor controller, the second gate of the second driving tube is connected to the HO2 terminal of the compressor controller, the third gate of the third driving tube is connected to the HO3 terminal of the compressor controller, the fourth gate of the fourth driving tube is connected to the LO1 terminal of the compressor controller, the fifth gate of the fifth driving tube is connected to the LO2 terminal of the compressor controller, the sixth gate of the sixth driving tube is connected to the LO3 terminal of the compressor controller, the first collector of the first driving tube, the second collector of the second driving tube, and the third collector of the third driving tube are connected to the high voltage input terminal of the compressor, the first emitter of the first driving tube is connected to the fourth collector of the fourth driving tube and to the 1 terminal of the compressor controller and the VS terminal of the compressor controller The second emitter of the second driving tube is connected with the fifth collector of the fifth driving tube and is connected with the VS2 end of the compressor controller and the VVS end of the compressor, the third emitter of the third driving tube is connected with the sixth collector of the sixth driving tube and is connected with the VS3 end of the compressor controller and the WVS end of the compressor, the fourth emitter of the fourth driving tube is connected with the UN end of the compressor, the fifth emitter of the fifth driving tube is connected with the VN end of the compressor, and the sixth emitter of the sixth driving tube is connected with the WN end of the compressor.
3. The smart power module as recited in claim 1 wherein the first, second, third, fourth, fifth and sixth drive tubes are reverse conducting IGBT tubes.
4. The smart power module of claim 1 wherein the fan controller is a silicon-on-insulator smart power controller.
5. The smart power module of claim 1, comprising:
a power factor corrector disposed on the substrate, and the power factor corrector, the compressor module, and the fan module are integrally packaged.
6. The smart power module of claim 5 wherein the power factor corrector comprises a High Electron Mobility Transistor (HEMT).
7. The smart power module of claim 6 wherein the High Electron Mobility Transistor (HEMT) is a GaN material.
8. The smart power module of claim 1 wherein the compressor controller comprises a bootstrap circuit.
9. The intelligent power module of claim 8, wherein the bootstrap circuit comprises a first bootstrap diode, a second bootstrap diode and a third bootstrap diode, wherein an anode of the first bootstrap diode, an anode of the second bootstrap diode and an anode of the third bootstrap diode are respectively connected to the VCC terminal of the compressor controller, a cathode of the first bootstrap diode is connected to pin VB1 of the compressor controller, a cathode of the second bootstrap diode is connected to pin VB2 of the compressor controller, and a cathode of the third bootstrap diode is connected to pin VB3 of the compressor controller.
10. An appliance, characterized in that the appliance comprises a smart power module according to any one of claims 1-9.
Technical Field
The invention belongs to the field of household appliances, and particularly relates to an intelligent power module and an appliance with the same.
Background
An intelligent Power module, i.e., ipm (intelligent Power module), is a Power driving product combining Power electronics and integrated circuit technology. The intelligent power module integrates a power switch device and a high-voltage driving circuit and is internally provided with fault detection circuits such as overvoltage, overcurrent and overheat. The intelligent power module receives a control signal of the MCU to drive a subsequent circuit to work on one hand, and sends a state detection signal of the system back to the MCU on the other hand. Compared with the traditional discrete scheme, the intelligent power module wins a bigger and bigger market with the advantages of high integration degree, high reliability and the like, is particularly suitable for a frequency converter of a driving motor and various inverter power supplies, and is an ideal power electronic device for variable-frequency speed regulation, metallurgical machinery, electric traction, servo drive and variable-frequency household appliances.
In practical application, the compressor module and the fan module work in the same principle, but the compressor module generally has a current capacity of tens of a to tens of a, the fan module generally has a few a, the two modules generally use two inverter modules with different specifications, each inverter module at least comprises one HVIC, 6 IGBTs and 6 FRDs, and because the fan module and the compressor module are both larger in single size and the packaging technology is limited in size, an independent packaging mode is generally adopted, that is, the fan inverter module and the compressor are respectively located in one inverter module, the packaged intelligent power module is larger in size and higher in packaging cost.
Therefore, the existing smart power module is to be improved.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, an object of the present invention is to provide an intelligent power module and an electrical appliance having the same, in which a compressor module omits an original FRD power device, a blower module omits 6 IGBTs and 6 FRD power devices, and the compressor module and the blower module are integrally packaged, so that the size of the intelligent power module can be reduced while the packaging cost is reduced.
In one aspect of the invention, a smart power module is presented. According to an embodiment of the invention, the smart power module comprises:
a substrate;
the compressor module is arranged on the base plate and comprises a first driving pipe, a second driving pipe, a third driving pipe, a fourth driving pipe, a fifth driving pipe, a sixth driving pipe and a compressor controller, wherein the first driving pipe, the second driving pipe, the third driving pipe, the fourth driving pipe, the fifth driving pipe and the sixth driving pipe are respectively connected with the compressor and the compressor controller;
a fan module disposed on the substrate and including a fan controller connected to a fan,
wherein, the compressor module and the fan module are packaged in an integrated manner.
According to the embodiment of the invention, the compressor module in the intelligent power module comprises a compressor controller, a first driving tube, a second driving tube, a third driving tube, a fourth driving tube, a fifth driving tube and a sixth driving tube, an original FRD power device is omitted, the area of the compressor module is reduced, the fan module comprises a fan controller, 6 IGBTs and 6 FRD power devices which are originally used are omitted, the area of the fan module is also reduced, the compressor module and the fan module are integrally packaged, compared with the traditional compressor module and fan module which respectively use inverter modules with different specifications and adopt independent packaging, the intelligent power module not only reduces the packaging cost, but also reduces the volume of the intelligent power module by more than 50%, thereby being beneficial to popularization of the intelligent power module in the low-end field.
In addition, the intelligent power module according to the above embodiment of the present invention may further have the following additional technical features:
in some embodiments of the present invention, the first gate of the first driving tube is connected to the HO1 terminal of the compressor controller, the second gate of the second driving tube is connected to the HO2 terminal of the compressor controller, the third gate of the third driving tube is connected to the HO3 terminal of the compressor controller, the fourth gate of the fourth driving tube is connected to the LO1 terminal of the compressor controller, the fifth gate of the fifth driving tube is connected to the LO2 terminal of the compressor controller, the sixth gate of the sixth driving tube is connected to the LO3 terminal of the compressor controller, the first collector of the first driving tube, the second collector of the second driving tube and the third collector of the third driving tube are connected to the high voltage input terminal of the compressor, the first emitter of the first driving tube is connected to the fourth collector of the fourth driving tube and to the VS1 terminal of the compressor controller and to the UVS terminal of the compressor, the second emitter of the second driving tube is connected with the fifth collector of the fifth driving tube and is connected with the VS2 end of the compressor controller and the VVS end of the compressor, the third emitter of the third driving tube is connected with the sixth collector of the sixth driving tube and is connected with the VS3 end of the compressor controller and the WVS end of the compressor, the fourth emitter of the fourth driving tube is connected with the UN end of the compressor, the fifth emitter of the fifth driving tube is connected with the VN end of the compressor, and the sixth emitter of the sixth driving tube is connected with the WN end of the compressor.
In some embodiments of the present invention, the first driving tube, the second driving tube, the third driving tube, the fourth driving tube, the fifth driving tube and the sixth driving tube are reverse conducting IGBT tubes
In some embodiments of the invention, the fan controller is a silicon-on-insulator smart power controller. Therefore, the area of the fan module can be obviously reduced.
In some embodiments of the invention, the smart power module comprises: a power factor corrector disposed on the substrate, and the power factor corrector, the compressor module, and the fan module are integrally packaged. Therefore, the packaging cost of the intelligent power module can be reduced.
In some embodiments of the invention, the power factor corrector comprises a High Electron Mobility Transistor (HEMT). From this, can realize the low pressure drive, save FRD, further reduce intelligent power module volume.
In some embodiments of the present invention, the HEMT is a GaN material.
In some embodiments of the invention, the compressor controller includes a bootstrap circuit.
In some embodiments of the present invention, the bootstrap circuit includes a first bootstrap diode, a second bootstrap diode and a third bootstrap diode, wherein an anode of the first bootstrap diode, an anode of the second bootstrap diode and an anode of the third bootstrap diode are respectively connected to the VCC terminal of the compressor controller, a cathode of the first bootstrap diode is connected to the pin VB1 of the compressor controller, a cathode of the second bootstrap diode is connected to the pin VB2 of the compressor controller, and a cathode of the third bootstrap diode is connected to the pin VB3 of the compressor controller.
In yet another aspect of the present invention, an appliance is presented. According to an embodiment of the present invention, the electric appliance includes the smart power module described above. Therefore, the intelligent power module with small volume and low packaging cost is used on the electric appliance, so that the volume of the circuit substrate in the electric appliance can be obviously reduced, the reliability of the electric appliance is improved, and the production cost is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of a smart power module according to one embodiment of the present invention;
fig. 2 is a partial circuit diagram of a smart power module according to one embodiment of the invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In one aspect of the invention, a smart power module is presented. According to an embodiment of the present invention, referring to fig. 1, the smart power module includes a
According to the embodiment of the present invention, the
According to an embodiment of the present invention, referring to fig. 1, a
Specifically, referring to fig. 2, a VCC end of the
Further, referring to fig. 2, the
According to an embodiment of the present invention, referring to fig. 1, a
According to an embodiment of the present invention, the
According to the embodiment of the invention, the compressor module in the intelligent power module comprises a compressor controller, a first driving tube, a second driving tube, a third driving tube, a fourth driving tube, a fifth driving tube and a sixth driving tube, an original FRD power device is omitted, the area of the compressor module is reduced, the fan module comprises a fan controller, 6 IGBTs and 6 FRD power devices which are originally used are omitted, the area of the fan module is also reduced, the compressor module and the fan module are integrally packaged, compared with the traditional compressor module and fan module which respectively use inverter modules with different specifications and adopt independent packaging, the intelligent power module not only reduces the packaging cost, but also reduces the volume of the intelligent power module by more than 50%, thereby being beneficial to popularization of the intelligent power module in the low-end field.
According to an embodiment of the present invention, referring to fig. 1, the above-mentioned smart power module further includes a power factor corrector 400, the power factor corrector 400 is disposed above the
In another aspect of the invention, the invention provides an appliance. According to an embodiment of the invention, the appliance has the smart power module described above. Therefore, the intelligent power module with small volume and low packaging cost is used on the electric appliance, so that the volume of the circuit substrate in the electric appliance can be obviously reduced, the reliability of the electric appliance is improved, and the production cost is reduced. It should be noted that the features and advantages described above for the smart power module are also applicable to the electrical appliance, and are not described herein again.
According to the embodiment of the invention, the electric appliance can be an air conditioner, a refrigerator and the like. According to a specific embodiment of the present invention, taking an air conditioner as an example, the air conditioner may further include structures or components necessary for a conventional air conditioner, such as a fan, a compressor, a heat exchanger, a throttling assembly, an air guiding component, a chassis, a panel, and the like, in addition to the intelligent power module, and are not described herein in detail. According to the embodiment of the invention, the air conditioner can be of a hanging type, a cabinet type or the like.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
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