WO2016027362A1 - Transmission device and transmission circuit - Google Patents
Transmission device and transmission circuit Download PDFInfo
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- WO2016027362A1 WO2016027362A1 PCT/JP2014/071981 JP2014071981W WO2016027362A1 WO 2016027362 A1 WO2016027362 A1 WO 2016027362A1 JP 2014071981 W JP2014071981 W JP 2014071981W WO 2016027362 A1 WO2016027362 A1 WO 2016027362A1
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- electric wire
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
Definitions
- the present invention relates to a transmission apparatus and a transmission circuit that transmit electric power including a high-frequency component to a load side with high efficiency.
- Patent Document 1 discloses an invention that has improved such a problem.
- the present invention includes parallel first and second conductive wires, and third and fourth conductive wires that are intertwined with each other by forming an intersection with the first and second conductive wires, and these first to fourth conductive wires.
- the input end side and the output end side are connected in common to form a transmission medium, and this transmission medium is wound around the magnetic core in a coil shape to constitute a transmission device.
- Patent Document 3 since it has a network structure in which the first to fourth conductive wires are intertwined in a complicated manner, for example, a dedicated manufacturing apparatus shown in Patent Document 3 is required, and thus in terms of manufacturing and cost. Improvement is required and handling is not easy. Further, in the state where the mesh structure is exposed, there are concerns about the performance in terms of durability such as wear resistance and heat resistance, and it is necessary to devise such as providing a coating material according to the usage environment.
- the present invention has been made in view of the above-described conventional circumstances, and a problem to be solved is a transmission device and a transmission circuit that can obtain good durability performance and transmission efficiency with a simpler and easier-to-handle structure. It is to provide.
- the inventor of the present application diligently studied to solve this problem, and as a result of repeated trial and error, the inventors succeeded in greatly improving the transmission efficiency by the technical means having the following simple structure and confirmed the experiment.
- this technical means for each of the first electric wire and the second electric wire, a layer in which a large number of graphite cluster diamond particles are dispersed in an insulating synthetic resin material is formed on the outer periphery of the core wire made of a conductor.
- the core wire of the first electric wire is formed thicker than the core wire of the second electric wire, the first electric wire and the second electric wire are bundled substantially in parallel, and the first electric wire and the second electric wire are arranged at one end side thereof.
- Core wires of the second electric wire are not in contact with the core wire of the first electric wire at the other end side, and the one end side and the other end side of the first and second electric wires are connected to each other.
- the portion between is wound around the magnetic core in a coil shape.
- the present invention is configured as described above, good durability and transmission efficiency can be obtained with a simpler and easier-to-handle structure.
- FIG. 5 is a diagram showing a pulse waveform on the output side in the experimental circuit shown in FIG. 4. It is a table
- top view which shows the other example of a transmission cable It is a perspective view which shows an example of the transmission apparatus using the transmission cable. It is a perspective view which shows an example of the transmission circuit using the transmission apparatus. It is a table
- the first feature of the present embodiment is that for each of the first electric wire and the second electric wire, a large number of graphite cluster diamond particles are dispersed in an insulating synthetic resin material on the outer periphery of the core wire made of a conductor. Forming a layer, forming the core of the first electric wire thicker than the core of the second electric wire, bundling the first electric wire and the second electric wire substantially in parallel, and at one end thereof, the first electric wire And the cores of the second electric wire are connected to each other, and at the other end, the core of the second electric wire is brought into a non-contact state with respect to the core of the first electric wire, and the one end side of the first and second electric wires And the other end side are wound around the magnetic core in a coil shape.
- the second feature is that the layer is a second layer, and includes a first layer that covers the core wire on an inner peripheral side of the second layer, and a third layer that covers the outer periphery of the second layer.
- These first and third layers were formed from an insulating synthetic resin material.
- the third feature is that the core wire in the first and second electric wires is a copper wire, and the synthetic resin material of each layer is a urethane resin.
- a fourth feature is a transmission circuit including the above-described transmission device, in which the transmission device is connected in series in an electrical wiring for flowing power in which a DC component and a harmonic component are superimposed.
- the fifth feature is a transmission circuit that inputs the power of the DC power source to the inverter device and outputs the AC power from the inverter device, and in the electric wiring between the DC power source and the inverter device, The transmission devices were connected in series.
- a sixth feature is that the DC power source is a solar cell, and the transmission device is connected in series in a minus-side electric wiring between the solar cell and the inverter device.
- the seventh feature is that the number of turns of the coiled portion of the first and second electric wires is set to be a resonance frequency corresponding to the harmonic component.
- the transmission cable 10 is formed by bundling a first electric wire 11 and a second electric wire 12 substantially in parallel, and the core wires 11 a and 12 a are connected to each other at one end side and the other end side. Electrically connected.
- the 1st electric wire 11 has a coating
- This coating is formed by laminating a first layer 11b, a second layer 11c, and a third layer 11d in order from the inside.
- the second electric wire 12 has a coating on the outer periphery of the core wire 12a made of a conductor over the entire periphery.
- the coating includes the first layer 12b, the second layer 12c, and the third layer. 12d are laminated in order from the inside.
- These first electric wires 11 and second electric wires 12 have different thicknesses, but have the same cross-sectional structure as shown in FIG.
- the core wires 11a and 12a of the first and second electric wires 11 and 12 are both single copper wires.
- the core wire 11 a of the first electric wire 11 is formed thicker than the core wire 12 a of the second electric wire 12. More specifically, in this example, the diameter d of the core wire 11a of the first electric wire 11 is about three times the diameter d of the core wire 12a of the second electric wire 12, and the diameter d of the core wire 11a is ⁇ 0.
- the diameter d of the core wire 12a is ⁇ 0.1 mm.
- the first layer 11b is a layer made of an insulating synthetic resin material, and covers the outer periphery of the core wire 11a (or 12b) in a cylindrical shape over the entire circumference.
- the second layer 11c (or 12c) is a layer in which a large number of graphite cluster diamond particles are scattered in an insulating synthetic resin material, and the outer periphery of the first layer 11b (or 12b) is cylindrical over the entire circumference. Covered.
- the third layer 11d is a layer made of an insulating synthetic resin material, and covers the outer periphery of the second layer 11c (or 12c) in a cylindrical shape over the entire circumference.
- the synthetic resin material constituting the first to third layers 11b to 11d (or 12b to 12d) is the same type of synthetic resin material, and urethane resin is used in one example of this embodiment.
- the total thickness t of the coating composed of the first to third layers 11b, 11c, 11d is 390 ⁇ m (about 400 ⁇ m).
- the breakdown is that the thickness t1 of the first layer 11b is 20 ⁇ m, the thickness t2 of the second layer 11c is 350 ⁇ m, and the thickness t3 of the third layer 11d is 20 ⁇ m.
- the thickness t of the entire coating composed of the first to third layers 12b, 12c, 12d is 114 ⁇ m.
- the breakdown is that the thickness t1 of the first layer 11b is 7 ⁇ m, the thickness t2 of the second layer 11c is 100 ⁇ m, and the thickness t3 of the third layer 11d is 7 ⁇ m.
- Each of the layers is formed by repeating the process of passing the core wire 11a (or 12a) through the molten coating material a plurality of times.
- the graphite cluster diamond particles X contained in the second layers 11c and 12c have a pure diamond x1 in the center covered with diamond-like carbon x2 and further covered with graphite carbon x3.
- the crystal has a three-layer structure and has a diameter of about 15 nm.
- the particle X has electrical conductivity.
- the blending ratio of the graphite cluster diamond particles X contained in the second layers 11c and 12c is within a range of 0.75 to 5% by weight. If it is smaller than this range, sufficient performance in durability and electrical characteristics cannot be exhibited, and if it exceeds the above range, variation in the layer thickness occurs in the longitudinal direction of the electric wire, and it is difficult to stabilize the electrical characteristics.
- a more preferable range of the blending ratio is within a range of 0.75 to 1%, and in the example of this embodiment, it is about 1%.
- An experimental circuit 100 shown in FIG. 4 is an electric circuit in which a pulse wave output from the signal transmission device 101 is caused to flow through a 50 ⁇ resistor 102. Each output terminal of the signal transmission device 101 and each terminal of the resistor 102 are connected to each other. In between, the sample 110 is connected in series.
- reference numerals 111 and 111 denote input terminals of two samples 110 and 110.
- Reference numerals 112 and 112 are output terminals of the two samples 110 and 110.
- As the signal transmission device 101 a signal generator AFG3102 manufactured by Tektronix was used.
- an unillustrated oscilloscope (DSC-9506, manufactured by Techio Technology Co., Ltd.) is connected to the input terminals 111 and 111 and the output terminals 112 and 112, and the input waveform (reference waveform W0) and the output waveform W1 are Were measured simultaneously. Then, as shown in FIG. 5, the delay time T of the output waveform W1 was calculated with respect to the reference waveform W0.
- the sample 110 is any one of Examples 1 and 2 and Comparative Examples 1 to 3 shown in the table of FIG. 6, each having a line length of 29 m.
- each sample 110 is arranged in a straight line.
- the experiment is actually performed with each sample 110 wound around a bobbin (not shown). went.
- Example 1 is the transmission cable 10 which has the said cross-sectional structure.
- the second layers 11c and 12c and the third layers 11d and 12d are omitted from the transmission cable 10 having the cross-sectional structure.
- the core wire 11a of the first electric wire 11 and the core wire 12a of the second electric wire 12 have the same thickness with respect to the transmission cable 10 having the above-described cross-sectional structure.
- Comparative Example 2 only the second layers 11c and 12c are omitted from the transmission cable 10 having the cross-sectional structure.
- the core wire 11a of the first electric wire 11 and the core wire 12a of the second electric wire 12 have the same thickness with respect to the transmission cable 10 having the cross-sectional structure, and only the second layers 11c and 12c are omitted. It was. That is, the comparative example 3 is a bundle of two general electric wires having the same thickness.
- the coating including the graphite cluster diamond can improve the performance in terms of durability such as wear resistance and heat resistance, and the electrical energy is transmitted as shown in the above experimental results. Speed can be improved.
- the transmission cable 20 shown in FIG. 7 connects the core wires 11a and 12a to each other at one end side (right end side according to the illustrated example) of the first and second electric wires 11 and 12 bundled substantially in parallel. On the end side (the left end side in the illustrated example), the core wire 12 a of the second electric wire 12 is not in contact with the core wire 11 a of the first electric wire 11.
- the other structure of the transmission cable 20 is the same as that of the transmission cable 10 described above. According to this transmission cable 20, since the current directions are different between the substantially parallel first electric wire 11 and second electric wire 12, the magnetic field generated by these electric wires is canceled out. Moreover, since the 1st electric wire 11 and the 2nd electric wire 12 are adjoining in the insulated state, a floating capacity exists between these electric wires.
- the transmission cable 20 is used to configure the transmission device 1 and the transmission circuit 200 as shown in FIGS.
- the transmission device 1 includes a magnetic core 30 and the transmission cable 20 wound around the magnetic core 30 in a coil shape.
- the transmission cable 20 has a portion between the one end side (the right end side according to FIG. 8) that connects the core wires 11 a and 12 a and the other end side that is opposite to the one end side.
- a so-called bifilar winding coil is formed by winding the body core 30 in a coil shape.
- the magnetic core 30 is a magnetic core material made of a magnetic material, and for example, an EI type core made of ferrite is used.
- the transmission device 1 having the above-described configuration is connected in series in an electrical wiring that supplies power in which a direct current component and a harmonic component are superimposed.
- the transmission circuit 200 illustrated in FIG. 9 includes a DC power supply 40 and an inverter device 50 that inputs power from the DC power supply 40 and outputs AC power, and electrical wiring between the DC power supply 40 and the inverter device 50.
- the transmission device 1 is connected in series.
- the direct current power source 40 is obtained by electrically connecting a plurality (three in the illustrated example) of solar cells 41, 42, and 43 in series between output terminals.
- Each solar cell 41, 42 or 43 is a semiconductor solar cell having a known structure in which an n-type semiconductor and a p-type semiconductor are stacked.
- a general silicon solar cell, an organic solar cell, a group IIIV solar cell, or the like is used. be able to.
- the inverter device 50 converts the DC power input from the DC power source 40 into AC power having a necessary frequency and voltage and outputs it, and uses a known device called a power conditioner or the like.
- the number of turns of the coiled portion in the transmission cable 20 is appropriately set so as to have a resonance frequency corresponding to the harmonic component of the transmission circuit 200.
- a PC40 (TDK company name), EI30 type (length 30 mm, width 30 mm) core was used as the magnetic core 30, and the number of turns was 9T.
- the embodiment in FIG. 10 is a circuit in which the inverter device 50 is replaced with an electronic load device 50 ′ in the transmission circuit 200 (see FIG. 9).
- 10 is a circuit in which the transmission apparatus 1 is omitted from the circuit of the above embodiment.
- the EI30 type core was used as the magnetic core 30, and the number of turns of the transmission cable 20 was 9T.
- a multi-function DC electronic load device (model number: PLZ164W) manufactured by Kikusui Electronics Co., Ltd. was used in the constant voltage mode.
- This multi-function DC electronic load device converts an input voltage into a predetermined voltage, applies a load to the converted DC voltage, and measures and displays the load side voltage, current, power, and the like.
- the transmission cable 20 and the transmission device 1 according to the present invention improve the influence of the high-frequency component, resistance component, capacitance component, inductance component, etc. in the transmission path caused by the internal circuit of the electronic load device 50 ′, It is considered that transmission characteristics, transmission efficiency, and the like have been improved.
- the dimension of each part of the 1st electric wire 11 and the 2nd electric wire 12, the dimension of the magnetic body core 30, the winding number of the transmission cable 20, etc. used the use of the transmission cable 10 or 20, and this transmission cable. Changes can be made as appropriate according to the capacity of the apparatus.
- the first electric wire 11 and the second electric wire 12 are bundled without bonding, but as another example, handling of the plurality of electric wires is facilitated.
- they may be integrated by bonding in a parallel state or by being inserted into another tubular coating.
- the core wire 11a and the core wire 12a were made into the copper wire which is a single wire as a particularly preferable example, as another example, the copper wire which is a twisted wire, and the conductor of another material can also be used. Is possible.
- the transmission apparatus 1 was connected in series in the electrical wiring between the solar cells 41,42,43 and the inverter apparatus 50 as a particularly preferable example, If it is connected in series in an electrical wiring through which electric power in which a direct current component and a harmonic component are superimposed is passed, the above-mentioned effect is exhibited. It is also possible to adopt a mode in which the transmission device 1 is connected in series in the electrical wiring, a mode in which the transmission device 1 is connected in series to another transmission line containing harmonic components, or the like.
- Transmission device 10 Transmission cable 11: First electric wire 12: Second electric wire 11a, 12a: Core wire 11b, 12b: First layer 11c, 12c: Second layer 11d, 12d: Third Layer X: Particles of graphite cluster diamond 30: Magnetic core 40: DC power supply 41, 42, 43: Solar cell 50: Inverter device 100: Experimental circuit 200: Transmission circuit
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Abstract
Description
ところで、太陽電池の出力は基本的には直流であるが、インバータによって交流に変換されて用いられる場合が多い。このため、太陽電池及びインバータを有する電気回路中には、インバータ回路のスイッチングに起因する高周波成分がノイズとして混入する。このため、太陽電池及びインバータを有する発電設備による発電電力量は、前記高周波成分や、伝送ケーブルの材質及び構造に起因する抵抗成分、容量成分、インダクタンス成分等の影響により低下する。 In recent years, a system for purchasing electricity generated by solar cells has been started, large-scale solar cells have been constructed in various places, and a considerable amount of solar cells have been installed on the roofs of ordinary houses. Use is drawing attention.
By the way, although the output of the solar cell is basically a direct current, it is often used after being converted into an alternating current by an inverter. For this reason, high frequency components resulting from switching of the inverter circuit are mixed as noise in the electric circuit having the solar cell and the inverter. For this reason, the amount of power generated by the power generation equipment having the solar cell and the inverter is reduced by the influence of the high frequency component, the resistance component, the capacitance component, the inductance component, and the like due to the material and structure of the transmission cable.
この発明は、平行な第1及び第2の導線と、第1及び第2の導線に対し交差部を形成して絡み合う第3及び第4の導線とを備え、これら第1~第4の導線の入力端側と出力端側とを共通接続して伝送媒体を構成し、この伝送媒体を磁性体コアの周囲にコイル状に巻いて伝送装置を構成したものである。
そして、特許文献1によれば、前記伝送装置を太陽電池とインバータとの間に直列に挿入することで伝送効率を向上することができることを、実験により確認している。 For example, Patent Document 1 discloses an invention that has improved such a problem.
The present invention includes parallel first and second conductive wires, and third and fourth conductive wires that are intertwined with each other by forming an intersection with the first and second conductive wires, and these first to fourth conductive wires. The input end side and the output end side are connected in common to form a transmission medium, and this transmission medium is wound around the magnetic core in a coil shape to constitute a transmission device.
And according to patent document 1, it has confirmed by experiment that transmission efficiency can be improved by inserting the said transmission apparatus in series between a solar cell and an inverter.
また、前記網線構造を露出した状態では、耐摩耗性や耐熱性等の耐久面での性能が懸念され、別途使用環境に応じた被覆材を設ける等の工夫を要する。 However, according to the prior art, since it has a network structure in which the first to fourth conductive wires are intertwined in a complicated manner, for example, a dedicated manufacturing apparatus shown in Patent Document 3 is required, and thus in terms of manufacturing and cost. Improvement is required and handling is not easy.
Further, in the state where the mesh structure is exposed, there are concerns about the performance in terms of durability such as wear resistance and heat resistance, and it is necessary to devise such as providing a coating material according to the usage environment.
この技術的手段は、第1の電線と第2の電線とのそれぞれについて、導体からなる芯線の外周に、絶縁性の合成樹脂材料にグラファイトクラスターダイヤモンドの粒子を多数散在させた層を形成し、第1の電線の芯線を、第2の電線の芯線よりも太く形成し、これら第1の電線と第2の電線とを略平行に束ね、その一端側において第1の電線と第2の電線の芯線同士を接続し、その他端側においては、第1の電線の芯線に対し第2の電線の芯線を非接触の状態とし、第1及び第2の電線における前記一端側と前記他端側との間の部分を、磁性体コアにコイル状に巻き付けてなることを特徴とする。 The inventor of the present application diligently studied to solve this problem, and as a result of repeated trial and error, the inventors succeeded in greatly improving the transmission efficiency by the technical means having the following simple structure and confirmed the experiment.
In this technical means, for each of the first electric wire and the second electric wire, a layer in which a large number of graphite cluster diamond particles are dispersed in an insulating synthetic resin material is formed on the outer periphery of the core wire made of a conductor. The core wire of the first electric wire is formed thicker than the core wire of the second electric wire, the first electric wire and the second electric wire are bundled substantially in parallel, and the first electric wire and the second electric wire are arranged at one end side thereof. Core wires of the second electric wire are not in contact with the core wire of the first electric wire at the other end side, and the one end side and the other end side of the first and second electric wires are connected to each other. The portion between is wound around the magnetic core in a coil shape.
略同様に、第2の電線12は、導体からなる芯線12aの外周に、全周にわたって被覆を有し、この被覆は、第1の層12bと、第2の層12cと、第3の層12dとを、内側から順に積層してなる。
これら第1の電線11と第2の電線12とは、太さが異なるが、図2に示すように、同様の断面構造を有している。 As shown in FIG. 2, the 1st
In a similar manner, the second
These first
そして、第1の電線11の芯線11aは、第2の電線12の芯線12aよりも太く形成される。詳細に説明すれば、本実施の一例では、第1の電線11の芯線11aの直径dを、第2の電線12の芯線12aの直径dの約3倍としており、芯線11aの直径dがφ0.3mm、芯線12aの直径dがφ0.1mmである。 According to an example of the present embodiment, the
The
第2の層11c(又は12c)は、絶縁性の合成樹脂材料にグラファイトクラスターダイヤモンドの粒子を多数散在してなる層であり、第1の層11b(又は12b)の外周を全周にわたって筒状に覆っている。
第3の層11d(又は12d)は、絶縁性の合成樹脂材料からなる層であり、第2の層11c(又は12c)の外周を全周にわたって筒状に覆っている。 The
The
The
第2の電線12において、第1~第3の層12b,12c,12dからなる被覆全体の厚みtは、114μmである。その内訳は、第1の層11bの厚みt1が7μm、第2の層11cの厚みt2が100μm、第3の層11dの厚みt3が7μmである。
前記各層は、芯線11a(又は12a)を、溶融した被覆材料に通過させる工程を複数回繰り返すことで成形される。 In the first
In the second
Each of the layers is formed by repeating the process of passing the
なお、前記配合比率のより好ましい範囲としては、0.75~1%の範囲内とし、本実施の一例では約1%としている。 The blending ratio of the graphite cluster diamond particles X contained in the
A more preferable range of the blending ratio is within a range of 0.75 to 1%, and in the example of this embodiment, it is about 1%.
図4に示す実験回路100は、信号発信装置101から出力されるパルス波を、50Ωの抵抗102に流すようにした電気回路であり、信号発信装置101の各出力端子と抵抗102の各端子との間に、試料110が直列に接続される。図中、符号111,111は、二つの試料110,110の入力端子である。また、符号112,112は、二つの試料110,110の出力端子である。
信号発信装置101には、テクトロニクス社製の信号発生器AFG3102を用いた。
また、入力端子111,111と出力端子112,112には、図示しないオシロスコープ(テクシオ・テクノロジー社製、DSC-9506)を接続し、該オシロスコープによって、入力波形(基準波形W0)と出力波形W1とを同時に測定した。そして、図5に示すように、基準波形W0に対し、出力波形W1の遅延時間Tを計算した。 Next, the results of a comparative experiment on the transmission characteristics of the
An
As the
Further, an unillustrated oscilloscope (DSC-9506, manufactured by Techio Technology Co., Ltd.) is connected to the
実施例2は、上記断面構造の伝送ケーブル10から、第2の層11c,12c及び第3の層11d,12dを省いたものである。
比較例1は、上記断面構造の伝送ケーブル10に対し、第1の電線11の芯線11aと第2の電線12の芯線12aとを同じ太さにしたものである。
比較例2は、上記断面構造の伝送ケーブル10に対し、第2の層11c,12cのみを省いたものである。
比較例3は、上記断面構造の伝送ケーブル10に対し、第1の電線11の芯線11aと第2の電線12の芯線12aとを同じ太さにし、且つ第2の層11c,12cのみを省いたものである。すなわち、この比較例3は、一般的な同じ太さの二本の電線を束ねたものである。 Example 1 is the
In the second embodiment, the
In Comparative Example 1, the
In Comparative Example 2, only the
In Comparative Example 3, the
図7に示す伝送ケーブル20は、略平行に束ねられた第1及び第2の電線11,12について、その一端側(図示例によれば右端側)で芯線11a,12a同士を接続し、その他端側(図示例によれば左端側)においては、第1の電線11の芯線11aに対し第2の電線12の芯線12aを非接触状態としている。
この伝送ケーブル20について、他の構造等は、上述した伝送ケーブル10と同様である。
この伝送ケーブル20によれば、略平行な第1の電線11と第2の電線12とで電流方向が異なるため、これら電線により発生する磁界は打ち消される。また、第1の電線11と第2の電線12とは、絶縁された状態で近接しているための、これら電線の間には浮遊容量が存在する。
この伝送ケーブル20は、図8及び図9に示すように、伝送装置1及び伝送回路200を構成するために用いられる。 Next, another example of the transmission cable according to the present invention will be described.
The
The other structure of the
According to this
The
この伝送装置1において、伝送ケーブル20は、芯線11a,12a同士を接続した前記一端側(図8によれば右端側)と、その反対側である前記他端側との間の部分を、磁性体コア30にコイル状に巻き付けて、いわゆるバイファイラ巻きコイルとして構成される。 The transmission device 1 includes a
In this transmission device 1, the
例えば、図9に示す伝送回路200は、直流電源40と、該直流電源40の電力を入力して交流電力を出力するインバータ装置50とを備え、直流電源40とインバータ装置50の間の電気配線中に上記伝送装置1を直列に接続している。 The transmission device 1 having the above-described configuration is connected in series in an electrical wiring that supplies power in which a direct current component and a harmonic component are superimposed.
For example, the
各太陽電池41,42又は43は、n型半導体とp型半導体を積み重ねた周知構造の半導体太陽電池であり、例えば、一般的なシリコン太陽電池や有機系太陽電池、IIIV族太陽電池等を用いことができる。 The direct
Each
この伝送装置1は、磁性体コア30としてEI型コアを用いており、該コアの外周に、上記構成の伝送ケーブル20を所定数巻き付けている。 In the
This transmission device 1 uses an EI type core as the
本実施の一例では、磁性体コア30に、PC40(TDK社材質名)、EI30タイプ(縦寸法30mm、横寸法30mm)のコアを用い、前記巻き数を9Tとした。
また、他例としては、磁性体コア30に、PC40、EI48タイプ(縦寸法48mm、横寸法48mm)のコアを用い、前記巻き数を48Tとした。 The number of turns of the coiled portion in the
In an example of this embodiment, a PC40 (TDK company name), EI30 type (
As another example, a PC40, EI48 type (longitudinal dimension 48 mm, lateral dimension 48 mm) core is used for the
図10中の実施例は、上記伝送回路200(図9参照)において、インバータ装置50を電子負荷装置50’に置換した回路である。また、同図10中の比較例は、前記実施例の回路から伝送装置1を省いた回路である。 Next, the result of a comparative experiment in which transmission characteristics are measured using the
The embodiment in FIG. 10 is a circuit in which the
[太陽電池モジュール仕様]
公称最大出力(Pm):20W
公称開放電圧(Voc):21.6V
公称短絡電流(Isc):1.25A
公称最大出力動作電圧(Vpm):17.0V
公称最大出力動作電流(Ipm):1.18A
最大システム電圧:30V
(試験条件:日射強度1000W/m2 、モジュール温度25℃) In this experiment, a single solar cell module having the following specifications was used as the
[Solar cell module specifications]
Nominal maximum output (Pm): 20W
Nominal open circuit voltage (Voc): 21.6V
Nominal short circuit current (Isc): 1.25A
Nominal maximum output operating voltage (Vpm): 17.0V
Nominal maximum output operating current (Ipm): 1.18A
Maximum system voltage: 30V
(Test conditions: solar radiation intensity 1000 W / m 2 , module temperature 25 ° C.)
すなわち、本発明に係る伝送ケーブル20及び伝送装置1によって、電子負荷装置50’の内部回路等に起因する伝送経路中の高周波成分や、抵抗成分、容量成分、インダクタンス成分等の影響が改善され、伝送特性や伝送効率等が向上したものと考えられる。 From the table | surface shown in FIG. 10, in an Example, an electric current and electric power have increased notably compared with the comparative example.
That is, the
10,20:伝送ケーブル
11:第1の電線
12:第2の電線
11a,12a:芯線
11b,12b:第1の層
11c,12c:第2の層
11d,12d:第3の層
X:グラファイトクラスターダイヤモンドの粒子
30:磁性体コア
40:直流電源
41,42,43:太陽電池
50:インバータ装置
100:実験回路
200:伝送回路 1:
Claims (7)
- 第1の電線と第2の電線とのそれぞれについて、導体からなる芯線の外周に、絶縁性の合成樹脂材料にグラファイトクラスターダイヤモンドの粒子を多数散在させた層を形成し、
第1の電線の芯線を、第2の電線の芯線よりも太く形成し、
これら第1の電線と第2の電線とを略平行に束ね、その一端側において第1の電線と第2の電線の芯線同士を接続し、その他端側においては、第1の電線の芯線に対し第2の電線の芯線を非接触の状態とし、
第1及び第2の電線における前記一端側と前記他端側との間の部分を、磁性体コアにコイル状に巻き付けてなることを特徴とする伝送装置。 For each of the first electric wire and the second electric wire, a layer in which a large number of graphite cluster diamond particles are dispersed in an insulating synthetic resin material is formed on the outer periphery of the core wire made of a conductor.
The core wire of the first electric wire is formed thicker than the core wire of the second electric wire,
The first electric wire and the second electric wire are bundled substantially in parallel, the core wires of the first electric wire and the second electric wire are connected to each other at one end side, and the core wire of the first electric wire is connected to the other end side. On the other hand, the core of the second electric wire is brought into a non-contact state,
A transmission device, wherein a portion between the one end side and the other end side of the first and second electric wires is wound around a magnetic core in a coil shape. - 前記層を第2の層とし、
この第2の層の内周側で前記芯線を覆う第1の層と、第2の層の外周を覆う第3の層とを備え、これら第1及び第3の層を、絶縁性の合成樹脂材料から形成したことを特徴とする請求項1記載の伝送装置。 The layer is the second layer,
A first layer that covers the core wire on the inner peripheral side of the second layer and a third layer that covers the outer periphery of the second layer, and the first and third layers are made of an insulating compound The transmission apparatus according to claim 1, wherein the transmission apparatus is made of a resin material. - 第1及び第2の電線における前記芯線を銅線とし、前記各層の合成樹脂材料をウレタン樹脂としたことを特徴とする請求項1又は2記載の伝送装置。 3. The transmission apparatus according to claim 1 or 2, wherein the core wire in the first and second electric wires is a copper wire, and the synthetic resin material of each layer is a urethane resin.
- 請求項1乃至3何れか1項記載の伝送装置を具備した伝送回路であって、
直流成分と高調波成分とが重畳された電力を流す電気配線中に、前記伝送装置を直列に接続したことを特徴とする伝送回路。 A transmission circuit comprising the transmission device according to any one of claims 1 to 3,
A transmission circuit, wherein the transmission device is connected in series in an electrical wiring for supplying electric power in which a direct current component and a harmonic component are superimposed. - 直流電源の電力をインバータ装置へ入力し、インバータ装置から交流電力を出力するようにした伝送回路であって、前記直流電源と前記インバータ装置との間の電気配線中に、前記伝送装置を直列に接続したことを特徴とする請求項4記載の伝送回路。 A transmission circuit for inputting power from a DC power source to an inverter device and outputting AC power from the inverter device, wherein the transmission device is connected in series in an electrical wiring between the DC power source and the inverter device. The transmission circuit according to claim 4, wherein the transmission circuit is connected.
- 前記直流電源が太陽電池であり、該太陽電池と前記インバータ装置の間のマイナス側電気配線中に、前記伝送装置を直列に接続したことを特徴とする請求項5記載の伝送回路。 6. The transmission circuit according to claim 5, wherein the DC power source is a solar cell, and the transmission device is connected in series in a minus-side electric wiring between the solar cell and the inverter device.
- 第1及び第2の電線における前記コイル状の部分の巻き数を、前記高調波成分に対応した共振周波数となるように設定したことを特徴とする請求項4乃至6何れか1項記載の伝送回路。 The transmission according to any one of claims 4 to 6, wherein the number of turns of the coiled portion of the first and second electric wires is set to be a resonance frequency corresponding to the harmonic component. circuit.
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WO2018047285A1 (en) * | 2016-09-09 | 2018-03-15 | 株式会社京楽産業ホールディングス | Solar power amplifier and solar power generation system |
WO2018047284A1 (en) * | 2016-09-09 | 2018-03-15 | 株式会社京楽産業ホールディングス | Electric wire and method for manufacturing same |
WO2019123664A1 (en) * | 2017-12-23 | 2019-06-27 | 徹 金城 | Transmission medium |
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