CN106532981A - Design method of PCB coil used for magnetic coupling resonant wireless power transmission system - Google Patents
Design method of PCB coil used for magnetic coupling resonant wireless power transmission system Download PDFInfo
- Publication number
- CN106532981A CN106532981A CN201611198575.4A CN201611198575A CN106532981A CN 106532981 A CN106532981 A CN 106532981A CN 201611198575 A CN201611198575 A CN 201611198575A CN 106532981 A CN106532981 A CN 106532981A
- Authority
- CN
- China
- Prior art keywords
- coil
- pcb
- magnetic coupling
- wireless power
- power transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 39
- 230000008878 coupling Effects 0.000 title claims abstract description 34
- 238000010168 coupling process Methods 0.000 title claims abstract description 34
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000013178 mathematical model Methods 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 4
- 238000005457 optimization Methods 0.000 claims 3
- 238000004088 simulation Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000004804 winding Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000007639 printing Methods 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Near-Field Transmission Systems (AREA)
Abstract
本发明公开了一种用于磁耦合谐振无线输电系统的PCB线圈的设计方法，确定磁耦合谐振系统的发射功率1w、距离0.2m及谐振频率1.7MHz，建立系统的数学模型，计算发射及接收线圈的参数；利用Matlab中计算获得的参数在高频仿真软件ADS中建立系统的简化模型；设定参数后仿真优化线圈的电感值、谐振电容值、及发射与接收线圈之间的耦合系数；确定耦合系数后即可根据公式优化线圈半径及线圈匝数；在ADS的Layout环境中建立线圈的实物模型，确定PCB线圈的参数。使用印刷工艺保证线圈线径精度、线间距的一致性及绕线的顺直性；排除因为线圈制作工艺精度问题造成的磁耦合谐振系统传输效率的降低。
The invention discloses a design method of a PCB coil for a magnetic coupling resonance wireless power transmission system, which determines the transmission power 1w, distance 0.2m and resonance frequency 1.7MHz of the magnetic coupling resonance system, establishes a mathematical model of the system, and calculates transmission and reception The parameters of the coil; use the parameters calculated in Matlab to establish a simplified model of the system in the high-frequency simulation software ADS; after setting the parameters, simulate and optimize the inductance value of the coil, the resonant capacitance value, and the coupling coefficient between the transmitting and receiving coils; After the coupling coefficient is determined, the coil radius and coil turns can be optimized according to the formula; the physical model of the coil is established in the Layout environment of ADS, and the parameters of the PCB coil are determined. Use the printing process to ensure the accuracy of the coil diameter, the consistency of the line spacing and the straightness of the winding; eliminate the reduction in the transmission efficiency of the magnetic coupling resonance system caused by the accuracy of the coil manufacturing process.
Description
技术领域technical field
本发明属于线圈技术领域，尤其涉及一种用于磁耦合谐振无线输电系统的PCB线圈的设计方法。The invention belongs to the technical field of coils, and in particular relates to a design method of a PCB coil used in a magnetic coupling resonance wireless power transmission system.
背景技术Background technique
在磁耦合谐振无线输电系统中，线圈的制作精度是决定系统的输电效率因素之一。而线圈的绕制通常会受到线径粗细不一、线不能完全顺直、线间距不能一致等的工艺问题的影响，导致系统实际参数与计算参数不符，降低系统传输效率。现阶段制作无线输电系统中的线圈都是绕制而成，绕制线圈的制作工艺是将弯曲的导线与导线粘合在一起形成线圈。首先绕制线圈的导线由于制作精度问题导致线径不同，其次在线圈绕制过程中可能会发生导线的不正常弯折，再次由于粘胶的厚度不同导致线间距不同，这些原因都会导致制作出来的线圈参数与计算参数有差异，导致磁耦合谐振无线输电系统的效率降低。In the magnetic coupling resonant wireless power transmission system, the manufacturing accuracy of the coil is one of the factors that determine the power transmission efficiency of the system. The winding of the coil is usually affected by technical problems such as different wire diameters, wires that cannot be completely straight, and wire spacing that cannot be consistent, which leads to discrepancies between the actual parameters of the system and the calculated parameters, and reduce the transmission efficiency of the system. At present, the coils in the wireless power transmission system are all wound, and the manufacturing process of the wound coils is to bond bent wires and wires together to form a coil. First of all, the diameter of the wires wound into coils is different due to the manufacturing accuracy. Secondly, abnormal bending of the wires may occur during the coil winding process. Third, the wire spacing is different due to the thickness of the glue. These reasons will lead to the production The coil parameters are different from the calculated parameters, resulting in a decrease in the efficiency of the magnetically coupled resonant wireless power transmission system.
综上所述，磁耦合谐振系统中线圈的制作通常会受到线径粗细不一、线不能完全顺直、线间距不能一致等的工艺问题的影响，导致系统实际参数与计算参数不符，降低系统传输效率。To sum up, the manufacture of coils in a magnetically coupled resonance system is usually affected by technical problems such as different wire diameters, incomplete straightness, and inconsistent wire spacing, which lead to discrepancies between the actual parameters of the system and the calculated parameters, and reduce the overall performance of the system. transmission efficiency.
发明内容Contents of the invention
本发明的目的在于提供一种用于磁耦合谐振无线输电系统的PCB线圈的设计方法，旨在解决磁耦合谐振系统中线圈的制作通常会受到线径粗细不一、线不能完全顺直、线间距不能一致等的工艺问题的影响，导致系统实际参数与计算参数不符，降低系统传输效率的问题。The purpose of the present invention is to provide a design method for a PCB coil used in a magnetic coupling resonance wireless power transmission system, aiming at solving the problem that the production of the coil in the magnetic coupling resonance system usually suffers from problems such as different wire diameters, wires that cannot be completely straight, and wires that are not completely straight. Influenced by process problems such as inconsistent spacing, the actual parameters of the system do not match the calculated parameters, which reduces the transmission efficiency of the system.
本发明是这样实现的，一种用于磁耦合谐振无线输电系统的PCB线圈的设计方法，所述用于磁耦合谐振无线输电系统的PCB线圈的设计方法包括以下步骤：The present invention is achieved in this way, a method for designing a PCB coil for a magnetic coupling resonance wireless power transmission system, the design method for a PCB coil for a magnetic coupling resonance wireless power transmission system includes the following steps:
步骤一，首先确定磁耦合谐振系统的发射功率1w、距离0.2m及谐振频率1.7MHz，使用MATLAB建立系统的数学模型，选择使用平面螺旋式线圈，按照系统要求的距离0.2m、功率1W、谐振频率1.7MHz等计算发射及接收线圈的参数；利用Matlab中计算获得的参数在高频仿真软件ADS中建立系统的简化模型；Step 1. First determine the transmission power 1w, distance 0.2m and resonance frequency 1.7MHz of the magnetic coupling resonance system, use MATLAB to establish a mathematical model of the system, choose to use a planar spiral coil, and follow the system requirements of distance 0.2m, power 1W, resonance Calculate the parameters of the transmitting and receiving coils with a frequency of 1.7MHz; use the parameters calculated in Matlab to establish a simplified model of the system in the high-frequency simulation software ADS;
步骤二，设定输入功率、谐振频率、距离、线圈电感等参数后仿真优化线圈的电感值、谐振电容值、及发射与接收线圈之间的耦合系数；确定耦合系数后即可根据公式优化线圈半径及线圈匝数；Step 2: After setting the input power, resonant frequency, distance, coil inductance and other parameters, simulate and optimize the inductance value of the coil, the resonant capacitance value, and the coupling coefficient between the transmitting and receiving coils; after determining the coupling coefficient, the coil can be optimized according to the formula Radius and coil turns;
步骤三，在ADS的Layout环境中建立线圈的实物模型，设定PCB介质的厚度、介质系数、铜厚、介质损耗系数等，利用ADS中的EM有限元分析法功能继续对线圈进行仿真优化，最终确定PCB线圈的参数。Step 3: Establish the physical model of the coil in the Layout environment of ADS, set the thickness of the PCB medium, dielectric coefficient, copper thickness, dielectric loss coefficient, etc., and use the EM finite element analysis function in ADS to continue to simulate and optimize the coil. Finally determine the parameters of the PCB coil.
进一步，所述参数包括线圈电感、线圈线径、线圈匝数、线圈间距、线圈内环半径、线圈外环半径。Further, the parameters include coil inductance, coil wire diameter, coil turns, coil spacing, coil inner ring radius, and coil outer ring radius.
进一步，所述线圈电感的计算公式为：其中ra线圈平均半径，c为线圈总宽，N为匝数。Further, the calculation formula of the coil inductance is: Among them, r a is the average radius of the coil, c is the total width of the coil, and N is the number of turns.
进一步，所述PCB线圈的各参数为：电感值L＝14.11uH，线圈匝数N＝16，线径a＝0.8mm，内径R1＝17mm，外径R2＝38mm，铜皮厚度为1oz。Further, the parameters of the PCB coil are: inductance L=14.11uH, number of coil turns N=16, wire diameter a=0.8mm, inner diameter R1=17mm, outer diameter R2=38mm, copper skin thickness 1oz.
本发明的另一目的在于提供一种由所述用于磁耦合谐振无线输电系统的PCB线圈的设计方法得到的PCB线圈。Another object of the present invention is to provide a PCB coil obtained by the method for designing a PCB coil for a magnetic coupling resonance wireless power transmission system.
本发明提供的用于磁耦合谐振无线输电系统的PCB线圈的设计方法，使用印刷工艺保证线圈线径精度、线间距的一致性及绕线的顺直性；排除因为线圈制作工艺精度问题造成的磁耦合谐振系统传输效率的降低，实验验证PCB线圈相对于普通绕制线圈对系统输电效率提升5.3％。The design method of the PCB coil used in the magnetic coupling resonance wireless power transmission system provided by the present invention uses the printing process to ensure the accuracy of the coil diameter, the consistency of the line spacing and the straightness of the winding; eliminates the problems caused by the accuracy of the coil manufacturing process The transmission efficiency of the magnetic coupling resonant system is reduced, and the experiment verifies that the PCB coil improves the system transmission efficiency by 5.3% compared with the ordinary winding coil.
附图说明Description of drawings
图1是本发明实施例提供的用于磁耦合谐振无线输电系统的PCB线圈设计方法流程图。Fig. 1 is a flowchart of a PCB coil design method for a magnetic coupling resonance wireless power transmission system provided by an embodiment of the present invention.
图2是本发明实施例提供的完善后的PCB示意图。Fig. 2 is a schematic diagram of a completed PCB provided by an embodiment of the present invention.
图3是本发明实施例提供的简化模型示意图。Fig. 3 is a schematic diagram of a simplified model provided by an embodiment of the present invention.
具体实施方式detailed description
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
下面结合附图对本发明的应用原理作详细的描述。The application principle of the present invention will be described in detail below in conjunction with the accompanying drawings.
如图1所示，本发明实施例提供的用于磁耦合谐振无线输电系统的PCB线圈设计方法包括：As shown in Figure 1, the PCB coil design method for the magnetic coupling resonance wireless power transmission system provided by the embodiment of the present invention includes:
S101：首先确定磁耦合谐振系统的发射功率1w、距离0.2m及谐振频率1.7MHz，使用MATLAB建立系统的数学模型，选择使用平面螺旋式线圈，按照系统要求的距离0.2m、功率1W、谐振频率1.7MHz等计算发射及接收线圈的参数；利用Matlab中计算获得的参数在高频仿真软件ADS中建立系统的简化模型；S101: First determine the transmission power 1w, distance 0.2m and resonance frequency 1.7MHz of the magnetic coupling resonance system, use MATLAB to establish a mathematical model of the system, choose to use a planar spiral coil, and follow the system requirements of distance 0.2m, power 1W, resonance frequency Calculate the parameters of the transmitting and receiving coils at 1.7MHz; use the parameters calculated in Matlab to establish a simplified model of the system in the high-frequency simulation software ADS;
S102：设定输入功率、谐振频率、距离、线圈电感等参数后仿真优化线圈的电感值、谐振电容值、及发射与接收线圈之间的耦合系数；确定耦合系数后即可根据公式优化线圈半径及线圈匝数；S102: After setting the input power, resonant frequency, distance, coil inductance and other parameters, simulate and optimize the inductance value of the coil, the resonant capacitance value, and the coupling coefficient between the transmitting and receiving coils; after determining the coupling coefficient, the coil radius can be optimized according to the formula and the number of coil turns;
S103：在ADS的Layout环境中建立线圈的实物模型，设定PCB介质的厚度、介质系数、铜厚、介质损耗系数等，利用ADS中的EM有限元分析法功能继续对线圈进行仿真优化，最终确定PCB线圈的参数。S103: Establish the physical model of the coil in the Layout environment of ADS, set the thickness of the PCB medium, dielectric coefficient, copper thickness, dielectric loss coefficient, etc., use the EM finite element analysis function in ADS to continue to simulate and optimize the coil, and finally Determine the parameters of the PCB coil.
本发明的具体步骤如下：Concrete steps of the present invention are as follows:
首先确定磁耦合谐振系统的发射功率1w、距离0.2m及谐振频率1.7MHz，使用MATLAB建立系统的数学模型，选择使用平面螺旋式线圈，按照系统要求的距离0.2m、功率1W、谐振频率1.7MHz等计算发射及接收线圈的参数，其参数包括线圈电感、线圈线径、线圈匝数、线圈间距、线圈内环半径、线圈外环半径。例如线圈电感的计算公式为：其中ra线圈平均半径，c为线圈总宽，N为匝数。利用Matlab中计算获得的参数在高频仿真软件ADS中建立系统的简化模型，如图3所示。First determine the transmission power of the magnetic coupling resonant system 1w, distance 0.2m and resonant frequency 1.7MHz, use MATLAB to establish a mathematical model of the system, choose to use a planar spiral coil, according to the system requirements of distance 0.2m, power 1W, resonant frequency 1.7MHz Calculate the parameters of the transmitting and receiving coils, the parameters include coil inductance, coil diameter, coil turns, coil spacing, coil inner ring radius, and coil outer ring radius. For example, the calculation formula of coil inductance is: Among them, r a is the average radius of the coil, c is the total width of the coil, and N is the number of turns. A simplified model of the system is established in the high-frequency simulation software ADS by using the parameters calculated in Matlab, as shown in Figure 3.
设定输入功率、谐振频率、距离、线圈电感等参数后仿真优化线圈的电感值、谐振电容值、及发射与接收线圈之间的耦合系数。确定耦合系数后即可根据公式优化线圈半径及线圈匝数，然后在ADS的Layout环境中建立线圈的实物模型，设定PCB介质的厚度、介质系数、铜厚、介质损耗系数等，利用ADS中的EM有限元分析法功能继续对线圈进行仿真优化，最终确定PCB线圈的各参数为：电感值L＝14.11uH，线圈匝数N＝16，线径a＝0.8mm，内径R1＝17mm，外径R2＝38mm，铜皮厚度为1oz。将ADS的线圈模型导入进AltiumDesigner中进行完善，添加需要的电容、焊盘等封装，设置线圈的PCB介质板边界。实际制作的PCB线圈与计算的PCB线圈参数达到了高度的一致性，并且在磁耦合谐振无线输电的实验中验证了PCB线圈的良好效果，在发射与接收线圈距离0.22m的位置上获得系统输电效率高达86.4％，相较于本实验前期工作中制作的绕制线圈效率提升了5.3％。至此获得了一种用于磁耦合谐振无线输电系统的PCB线圈。After setting parameters such as input power, resonant frequency, distance, and coil inductance, the inductance value of the coil, the resonant capacitance value, and the coupling coefficient between the transmitting and receiving coils are simulated and optimized. After the coupling coefficient is determined, the coil radius and coil turns can be optimized according to the formula, and then the physical model of the coil is established in the Layout environment of ADS, and the thickness of the PCB medium, dielectric coefficient, copper thickness, dielectric loss coefficient, etc. are set. The EM finite element analysis method function continues to simulate and optimize the coil, and finally determine the parameters of the PCB coil as follows: inductance value L=14.11uH, number of coil turns N=16, wire diameter a=0.8mm, inner diameter R1=17mm, outer diameter Diameter R2 = 38mm, copper thickness is 1oz. Import the ADS coil model into AltiumDesigner for improvement, add the required capacitors, pads and other packages, and set the PCB dielectric board boundary of the coil. The actual PCB coil and the calculated PCB coil parameters have reached a high degree of consistency, and the good effect of the PCB coil has been verified in the experiment of magnetic coupling resonance wireless power transmission, and the system power transmission is obtained at a distance of 0.22m between the transmitting and receiving coils The efficiency is as high as 86.4%, which is 5.3% higher than that of the wound coil produced in the previous work of this experiment. So far, a PCB coil for a magnetically coupled resonant wireless power transmission system has been obtained.
下面结合实验对本发明的应用效果作详细的描述。The application effects of the present invention will be described in detail below in conjunction with experiments.
1、使用MATLAB建立系统模型，选择使用平面螺旋式线圈，按照系统要求的距离、功率、谐振频率等计算发射及接收线圈的参数，其参数包括线圈电感、线圈线径、线圈匝数、线圈间距、线圈内环半径、线圈外环半径。1. Use MATLAB to build a system model, choose to use a planar spiral coil, and calculate the parameters of the transmitting and receiving coils according to the distance, power, and resonance frequency required by the system. The parameters include coil inductance, coil diameter, coil turns, and coil spacing , the radius of the inner ring of the coil, and the radius of the outer ring of the coil.
其中系统传输距离定为0.2m，发射功率为1W，谐振频率定为1.7MHz。Among them, the system transmission distance is set as 0.2m, the transmission power is 1W, and the resonance frequency is set as 1.7MHz.
其中，线圈匝数N定位16，由公式计算线圈线径为0.9mm，线圈间距为0.3mm，线圈内环半径为17.6mm，线圈外环半径为38.9mm。Among them, the number of coil turns N is positioned at 16, the coil wire diameter is calculated by the formula as 0.9mm, the coil spacing is 0.3mm, the radius of the inner ring of the coil is 17.6mm, and the radius of the outer ring of the coil is 38.9mm.
其中线圈电感由公式计算得L＝13.05uh。where the coil inductance is given by the formula Calculate L=13.05uh.
2、使用ADS对线圈进行三维建模，仿真计算、优化线圈的分布电感、分布电容及线圈电阻。2. Use ADS to carry out three-dimensional modeling of the coil, simulate calculation and optimize the distributed inductance, distributed capacitance and coil resistance of the coil.
最终优化得到的参数为：电感值L＝14.11uH，线圈匝数N＝16，线径a＝0.8mm，内径R1＝17mm，外径R2＝38mm，铜皮厚度为1oz。The final optimized parameters are: inductance L=14.11uH, number of coil turns N=16, wire diameter a=0.8mm, inner diameter R1=17mm, outer diameter R2=38mm, copper thickness 1oz.
3、使用ALtium Designer电路(PCB)设计软件，绘制与完善线圈的PCB模型，添加需要的电容、电阻、过孔、焊盘等封装，设置线圈的PCB介质板边界，完善后的PCB如图2所示，投板制作。3. Use ALtium Designer circuit (PCB) design software to draw and perfect the PCB model of the coil, add the required capacitors, resistors, vias, pads and other packages, and set the PCB dielectric board boundary of the coil. The perfected PCB is shown in Figure 2 As shown, cast board production.
4、使用设计制作的PCB线圈进行磁耦合谐振无线输电实验，在发射线圈与接收线圈距离为0.22m、发射功率为1W、谐振频率为1.7MHz时获得系统传输效率为86.4％，相较于本实验前期工作中制作的绕制线圈效率提升了5.3％，较好的验证了本发明的有效性及正确性。4. Using the designed and manufactured PCB coils for magnetic coupling resonance wireless power transmission experiments, the transmission efficiency of the system is 86.4% when the distance between the transmitting coil and the receiving coil is 0.22m, the transmitting power is 1W, and the resonance frequency is 1.7MHz. Compared with this The efficiency of the wound coil produced in the pre-experiment work has been increased by 5.3%, which better verifies the effectiveness and correctness of the present invention.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198575.4A CN106532981B (en) | 2016-12-22 | 2016-12-22 | Design Method of PCB Coil for Magnetically Coupled Resonant Wireless Power Transmission System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198575.4A CN106532981B (en) | 2016-12-22 | 2016-12-22 | Design Method of PCB Coil for Magnetically Coupled Resonant Wireless Power Transmission System |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106532981A true CN106532981A (en) | 2017-03-22 |
| CN106532981B CN106532981B (en) | 2019-05-10 |
Family
ID=58340673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611198575.4A Active CN106532981B (en) | 2016-12-22 | 2016-12-22 | Design Method of PCB Coil for Magnetically Coupled Resonant Wireless Power Transmission System |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106532981B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093929A (en) * | 2017-03-24 | 2017-08-25 | 哈尔滨工业大学深圳研究生院 | Coupled resonance formula underwater wireless charging device and method |
| CN108110903A (en) * | 2017-12-14 | 2018-06-01 | 中南大学 | A kind of gradually wide structural model and optimization method for gradually opening spiral PCB resonance coils |
| CN109067015A (en) * | 2018-09-26 | 2018-12-21 | 上海楚山电子科技有限公司 | A kind of wireless power transmission method of self-adapting changeable receiving coil |
| CN109193964A (en) * | 2018-09-27 | 2019-01-11 | 杭州电子科技大学温州研究院有限公司 | A kind of radio energy high-efficiency transmission method based on PCB coil |
| CN111082542A (en) * | 2019-12-26 | 2020-04-28 | 重庆大学 | A Design Method of Magnetically Coupled Resonant Coil Using Simpson Integral Method |
| CN111931299A (en) * | 2020-06-02 | 2020-11-13 | 西安理工大学 | Optimal design method of planar spiral coil in magnetic coupling resonance wireless power transmission application |
| CN112765775A (en) * | 2020-12-26 | 2021-05-07 | 泰和电路科技（惠州）有限公司 | Algorithm for calculating key parameter of coil PCB voltage resistance |
| CN113746215A (en) * | 2021-07-31 | 2021-12-03 | 广西电网有限责任公司电力科学研究院 | Design method of high-power-density and strong-offset-tolerance magnetic coupling mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040061587A1 (en) * | 2002-10-01 | 2004-04-01 | Ceratech Corporation | Stacked coil device and fabrication method thereof |
| US20100321267A1 (en) * | 2009-06-22 | 2010-12-23 | Murata Manufacturing Co., Ltd. | Antenna device |
| CN102096053A (en) * | 2010-12-02 | 2011-06-15 | 苏州安科医疗系统有限公司 | Gradient coil design method in nuclear magnetic resonance system |
| CN103818565A (en) * | 2014-03-18 | 2014-05-28 | 西北工业大学 | PCB magnetic torquer and manufacturing method thereof |
| CN103887896A (en) * | 2014-02-27 | 2014-06-25 | 杭州电子科技大学 | Method for designing wireless charging coil allowing charging device to be placed freely |
-
2016
- 2016-12-22 CN CN201611198575.4A patent/CN106532981B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040061587A1 (en) * | 2002-10-01 | 2004-04-01 | Ceratech Corporation | Stacked coil device and fabrication method thereof |
| US20100321267A1 (en) * | 2009-06-22 | 2010-12-23 | Murata Manufacturing Co., Ltd. | Antenna device |
| CN102096053A (en) * | 2010-12-02 | 2011-06-15 | 苏州安科医疗系统有限公司 | Gradient coil design method in nuclear magnetic resonance system |
| CN103887896A (en) * | 2014-02-27 | 2014-06-25 | 杭州电子科技大学 | Method for designing wireless charging coil allowing charging device to be placed freely |
| CN103818565A (en) * | 2014-03-18 | 2014-05-28 | 西北工业大学 | PCB magnetic torquer and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| YU ZHAO ET AL.: "High Performance 3-coil Wireless Power Transfer System for the 512-electrode Epiretinal Prosthesis", 《IEEE》 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093929A (en) * | 2017-03-24 | 2017-08-25 | 哈尔滨工业大学深圳研究生院 | Coupled resonance formula underwater wireless charging device and method |
| CN107093929B (en) * | 2017-03-24 | 2021-10-22 | 哈尔滨工业大学深圳研究生院 | Coupled resonance underwater wireless charging device and method |
| CN108110903A (en) * | 2017-12-14 | 2018-06-01 | 中南大学 | A kind of gradually wide structural model and optimization method for gradually opening spiral PCB resonance coils |
| CN109067015A (en) * | 2018-09-26 | 2018-12-21 | 上海楚山电子科技有限公司 | A kind of wireless power transmission method of self-adapting changeable receiving coil |
| CN109067015B (en) * | 2018-09-26 | 2021-11-12 | 苏州法拉第能源科技有限公司 | Wireless power transmission method of self-adaptive variable receiving coil |
| CN109193964A (en) * | 2018-09-27 | 2019-01-11 | 杭州电子科技大学温州研究院有限公司 | A kind of radio energy high-efficiency transmission method based on PCB coil |
| CN111082542B (en) * | 2019-12-26 | 2023-04-18 | 重庆瑜欣平瑞电子股份有限公司 | Magnetic coupling resonance coil design method applying Simpson integration method |
| CN111082542A (en) * | 2019-12-26 | 2020-04-28 | 重庆大学 | A Design Method of Magnetically Coupled Resonant Coil Using Simpson Integral Method |
| CN111931299A (en) * | 2020-06-02 | 2020-11-13 | 西安理工大学 | Optimal design method of planar spiral coil in magnetic coupling resonance wireless power transmission application |
| CN111931299B (en) * | 2020-06-02 | 2024-04-16 | 西安理工大学 | Optimal design method of planar spiral coil in magnetic coupling resonance wireless power transmission application |
| CN112765775A (en) * | 2020-12-26 | 2021-05-07 | 泰和电路科技（惠州）有限公司 | Algorithm for calculating key parameter of coil PCB voltage resistance |
| CN112765775B (en) * | 2020-12-26 | 2024-11-22 | 泰和电路科技（惠州）有限公司 | An algorithm for calculating the key parameters of the withstand voltage of coil PCB |
| CN113746215B (en) * | 2021-07-31 | 2023-07-18 | 广西电网有限责任公司电力科学研究院 | A Design Method of Magnetic Coupling Mechanism with High Power Density and Strong Offset Tolerance |
| CN113746215A (en) * | 2021-07-31 | 2021-12-03 | 广西电网有限责任公司电力科学研究院 | Design method of high-power-density and strong-offset-tolerance magnetic coupling mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106532981B (en) | 2019-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106532981A (en) | Design method of PCB coil used for magnetic coupling resonant wireless power transmission system | |
| CN105956289B (en) | Power distribution network design method based on decoupling capacitor decoupling region | |
| CN104167828B (en) | Design method for multi-repeater magnetic-coupling resonant wireless power transmission system | |
| CN109255174B (en) | Magnetic coupling resonant wireless energy transmission coil simulation analysis method | |
| US9836429B2 (en) | Signal transmission circuit and printed circuit board | |
| KR101061873B1 (en) | Design Method of Microstrip Directional Coupler | |
| CN102222135B (en) | Equivalent circuit model for current reflux path in single-ended inductor and modeling method thereof | |
| CN108023562A (en) | Areflexia lattice filter | |
| CN115659893A (en) | Layout information output method and device of filter in superconducting quantum chip | |
| CN109241578B (en) | Low-pass filter design method and device | |
| CN103353905B (en) | The high-precision model method for building up of the broadside coupled integrated transformer of a kind of millimeter wave | |
| CN101840441B (en) | High-frequency equivalent circuit structure for on-chip transformer | |
| CN106953145A (en) | Based on four mould defects formula resonator three passband filter structures | |
| US9444127B2 (en) | Directional coupler | |
| CN107317565A (en) | The layout design method of BAW ladder-type filters | |
| CN208111259U (en) | Common mode network filter and system | |
| WO2023236722A1 (en) | Cable length verification method and electronic device | |
| CN117972284B (en) | A method for calculating the parasitic capacitance of coupled toroidal inductors | |
| CN115577638A (en) | Modeling and optimizing method of multi-coil wireless energy transmission system | |
| CN119727050B (en) | Wireless charging and data transmission integration method for flexible circuit board | |
| CN102129485A (en) | Magnetic bead modeling method | |
| CN201229823Y (en) | High and low frequency combined inductor | |
| CN104576583A (en) | Power supply chip, printed circuit board and manufacturing method of printed circuit board | |
| CN114997086B (en) | A double-T type MIM capacitor equivalent circuit model and its parameter extraction method | |
| CN111931299A (en) | Optimal design method of planar spiral coil in magnetic coupling resonance wireless power transmission application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |