摘要：【中文】本发明公开了本发明提供一种硅片的转角输送方法，采用转角输送装置改变硅片的输送方向，使硅片的输送方向由第一水平方向改变为第二水平方向，且第二水平方向与第一水平方向相垂直。本发明能适应多种宽度规格的硅片，既能适用于输送整片，也能适用于输送分片。 【EN】The invention discloses a silicon wafer corner conveying method, which adopts a corner conveying device to change the conveying direction of a silicon wafer, so that the conveying direction of the silicon wafer is changed from a first horizontal direction to a second horizontal direction, and the second horizontal direction is vertical to the first horizontal direction. The invention can be suitable for silicon wafers with various width specifications, and is suitable for conveying whole wafers and conveying divided wafers.

摘要：【中文】本发明公开一种组合式石墨舟套管，包括公管和母管；所述母管被构造为包括前段和后段，所述前段和后段的外径相等且大于公管的外径，所述后段的内径与公管的内径相等，所述前段具有至少一种内径大小且均大于后段内径；所述公管和母管在被组合使用时，所述公管自母管前段部分伸入并与母管后段相接触，以在公管伸入母管部分的外壁与母管前段的内壁之间形成至少一圈沟槽，所述母管前段形成用于遮挡沟槽槽壁处的薄膜沉积的遮挡壁。本发明还公开一种采用上述组合式石墨舟套管的石墨舟。本发明能尽可能降低沉积在石墨舟套管上的薄膜对舟片之间的电场产生影响，稳定镀膜工艺，提升镀膜品质，减少石墨舟清洗频率。 【EN】The invention discloses a combined graphite boat sleeve, which comprises a male pipe and a female pipe; the female tube is configured to include a front section and a rear section, the front and rear sections having an outer diameter equal to and greater than the outer diameter of the male tube, the rear section having an inner diameter equal to the inner diameter of the male tube, the front section having at least one inner diameter size and each being greater than the rear section inner diameter; public pipe and female pipe are when being used by the combination, public pipe stretches into and contacts with female pipe back end from female pipe anterior segment part to form at least round slot between the outer wall that public pipe stretches into female pipe part and the inner wall of female pipe anterior segment, female pipe anterior segment forms the wall that shelters from that is used for sheltering from the film deposition of slot cell wall department. The invention also discloses a graphite boat adopting the combined graphite boat sleeve. The invention can reduce the influence of the film deposited on the graphite boat sleeve on the electric field between the boat sheets as much as possible, stabilize the coating process, improve the coating quality and reduce the cleaning frequency of the graphite boat.

摘要：【中文】本发明公开了一种小片电池的制备方法，包括如下步骤：1）将单晶硅或多晶硅硅材切割出可制备电池整片的整片硅片；2）将整片硅片切割出用于制备小片电池的小片硅片；3）将小片硅片制备成小片电池。本发明先将可制备电池整片的整片硅片切割出小片硅片，再直接将小片硅片制备成小片电池。小片硅片制备过程中存在的损伤层都能在制绒和背面刻蚀步骤中去除；而且后续的热氧化、叠层钝化膜沉积、SiNx薄膜沉积等步骤能够提供介质钝化和H钝化，大幅降低小片电池横断面的少子复合。相比由电池整片切片形成的小片电池，本发明小片电池的转换效率能够增加0.1‑0.2个百分点，本发明小片电池制作的光伏组件，功率能够提升近3W。 【EN】The invention discloses a preparation method of a small battery, which comprises the following steps: 1) cutting the monocrystalline silicon or the polycrystalline silicon material into a whole silicon wafer capable of preparing a whole cell; 2) cutting the whole silicon wafer into small silicon wafers for preparing small batteries; 3) and preparing a small silicon wafer into a small battery. The invention firstly cuts the whole silicon slice which can be used for preparing the whole cell into small silicon slices, and then directly prepares the small silicon slices into small cells. The damaged layer existing in the preparation process of the small silicon chip can be removed in the steps of texturing and back etching; and the subsequent steps of thermal oxidation, laminated passivation film deposition, SiNx film deposition and the like can provide medium passivation and H passivation, so that minority carrier recombination of the cross section of the small cell is greatly reduced. Compared with a small cell formed by integrally slicing the cell, the conversion efficiency of the small cell can be increased by 0.1-0.2 percentage point, and the power of the photovoltaic module manufactured by the small cell can be improved by nearly 3W.

摘要：【中文】本发明提供一种太阳能电池片，其正面设有棱锥绒面结构；棱锥顶点在该棱锥底面所在平面上的投影，位于该棱锥底面中心的一侧；且电池片上各棱锥的顶点朝向相同。本发明还提供该太阳能电池片的应用。与现有采用正四棱锥绒面结构的电池片相比，本发明电池片的反射率更低；采用本发明电池片的组件，效率更高；且本发明组件适于竖直安装和水平安装；组件还可以水平拼接成方阵，可大大减少方阵的占地面积。 【EN】The invention provides a solar cell, wherein the front side of the solar cell is provided with a pyramid suede structure; the projection of the pyramid vertex on the plane of the pyramid bottom surface is positioned on one side of the center of the pyramid bottom surface; and the vertexes of the pyramids on the cell sheet face the same direction. The invention also provides an application of the solar cell. Compared with the conventional battery piece adopting a regular rectangular pyramid suede structure, the reflectivity of the battery piece is lower; by adopting the assembly of the battery piece, the efficiency is higher; the assembly is suitable for vertical installation and horizontal installation; the components can be horizontally spliced into a square matrix, so that the floor area of the square matrix can be greatly reduced.

摘要：【中文】本发明公开了一种太阳能电池片的分割串焊工艺，先将电池片整片分割成多个分片，再在分片上铺设并分割导电连接件，再将分片搭接串焊成电池串。本发明可提高电池片整片的分割效率，提高分片的产能；本发明可提高导电连接件的切割效率；本发明可提高电池串的搭接效率、焊接效率和产能。 【EN】The invention discloses a cutting series welding process of a solar cell, which comprises the steps of firstly cutting a whole cell into a plurality of pieces, then laying and cutting a conductive connecting piece on the pieces, and then splicing and series welding the pieces into a cell string. The invention can improve the whole cutting efficiency of the battery piece and improve the productivity of the battery piece; the invention can improve the cutting efficiency of the conductive connecting piece; the invention can improve the lapping efficiency, the welding efficiency and the productivity of the battery strings.

摘要：【中文】本发明公开了一种提高太阳能电池组件发电量的方法，在组件的安装倾角受限制不能达到最佳倾角的情况下，通过优化组件中电池片的绒面结构来提高组件的发电量。该方法可应用在太阳能电池方阵中，并提高方阵的发电量。 【EN】The invention discloses a method for improving the generating capacity of a solar cell module, which improves the generating capacity of the module by optimizing a suede structure of a cell in the module under the condition that the installation inclination angle of the module is limited and cannot reach the optimal inclination angle. The method can be applied to a solar cell square matrix and can improve the generating capacity of the square matrix.

摘要：【中文】本发明公开了一种太阳能电池片的串焊方法，包括将导电连接件与电池片的正面电极焊接，焊接时通过压片将导电连接件压在正面电极上，且压片覆盖正面电极。本发明采用压片将导电连接件压在正面电极上，由于压片覆盖正面电极，故压片可将导电连接件正面焊接区域完全牢靠地压紧在正面电极上，可杜绝导电连接件与正面电极虚焊的情况出现。 【EN】The invention discloses a series welding method of a solar cell, which comprises the steps of welding a conductive connecting piece with a front electrode of the cell, pressing the conductive connecting piece on the front electrode through a pressing piece during welding, and covering the front electrode with the pressing piece. The conductive connecting piece is pressed on the front electrode by the pressing piece, and the pressing piece covers the front electrode, so that the front welding area of the conductive connecting piece can be completely and firmly pressed on the front electrode by the pressing piece, and the condition of insufficient welding of the conductive connecting piece and the front electrode can be avoided.

摘要：【中文】光伏电池片的分割串焊工艺。本发明公开了一种太阳能电池片的分割串焊工艺，先将导电连接件分割成多个连接件小段，再在连接件小段上铺放电池片整片，再将整片分割成多个分片，再将分片搭接串焊成电池串。本发明可提高导电连接件的切割效率；本发明可提高电池片整片的分割效率，提高分片的产能；本发明可提高电池串的搭接效率、焊接效率和产能。 【EN】And (3) a photovoltaic cell piece cutting and series welding process. The invention discloses a cutting series welding process of solar cells. The invention can improve the cutting efficiency of the conductive connecting piece; the invention can improve the whole cutting efficiency of the battery piece and improve the productivity of the battery piece; the invention can improve the lapping efficiency, the welding efficiency and the productivity of the battery strings.

摘要：【中文】本发明公开了一种硅棒的切割方法，其将硅棒切割成硅片，包括切片步骤；所述硅棒为100晶向的单晶硅棒；切片方向与硅棒轴心存在非90度的夹角，切片所得的硅片为非100晶向的单晶硅片。本发明能将单晶硅棒切割出非100晶向的第一单晶硅片，主要是调整了准方棒或方棒的切片方向，对现有单晶硅棒切割方法的改动较小，易于推广。本发明还能将边皮料切割出非100晶向的第二单晶硅片，可提高单晶硅棒的利用率，并提高非100晶向单晶硅片的产出。 【EN】The invention discloses a silicon rod cutting method, which is used for cutting a silicon rod into silicon wafers and comprises a slicing step; the silicon rod is a single crystal silicon rod with a 100 crystal orientation; an included angle of 90 degrees is formed between the slicing direction and the axis of the silicon rod, and the silicon wafer obtained by slicing is a monocrystalline silicon wafer with a non-100 crystal orientation. The method can cut the first monocrystalline silicon piece with the non-100 crystal orientation from the monocrystalline silicon rod, mainly adjusts the slicing direction of the quasi-square rod or the square rod, has small change on the existing monocrystalline silicon rod cutting method, and is easy to popularize. The method can also cut the second monocrystalline silicon piece with the non-100 crystal orientation from the edge skin material, can improve the utilization rate of the monocrystalline silicon rod, and can improve the output of the monocrystalline silicon piece with the non-100 crystal orientation.

摘要：【中文】本发明公开了一种单晶硅片二次制绒制备多孔金字塔结构用添加剂，其各组分的质量百分含量为：聚苯乙烯磺酸钠0.1%～10%，聚乙二醇2%～20%，氟碳表面活性剂1%～5%，无机盐20%～30%，余量为水。在单晶硅片二次制绒的制绒液中添加本发明的添加剂，能使单晶硅片表面形成多孔金字塔结构。且本发明制备单晶硅片多孔金字塔结构的方法成本更低，工艺更简单。 【EN】The invention discloses an additive for preparing a porous pyramid structure by secondary texturing of a monocrystalline silicon wafer, which comprises the following components in percentage by mass: 0.1-10% of sodium polystyrene sulfonate, 2-20% of polyethylene glycol, 1-5% of fluorocarbon surfactant, 20-30% of inorganic salt and the balance of water. The additive is added into the texturing solution for secondary texturing of the monocrystalline silicon piece, so that a porous pyramid structure can be formed on the surface of the monocrystalline silicon piece. The method for preparing the monocrystalline silicon piece porous pyramid structure is lower in cost and simpler in process.