6-Introduction of YAC photovoltaics devision technical presentation
相机基础知识英语作文
相机基础知识英语作文Title: Basics of Photography: A Comprehensive Guide。
Photography is a captivating art form that allows individuals to capture moments, express creativity, and document the world around them. Whether you're a beginner or a seasoned photographer, understanding the fundamentals of photography is essential for creating compelling images. In this comprehensive guide, we will delve into the basics of photography, covering essential concepts, equipment, techniques, and tips to help you improve your photography skills.1. Understanding the Camera:The camera is the primary tool of photography, and understanding its components is crucial. Key parts of a camera include the lens, aperture, shutter, and sensor.The lens: It focuses light onto the camera's sensor,determining factors such as focal length, aperture, and image quality.Aperture: Refers to the opening in the lens through which light passes. It controls the amount of light entering the camera and affects depth of field.Shutter: Determines the duration of time that light is allowed to reach the sensor. Shutter speed affects motion blur and exposure.Sensor: The digital or film component that captures the image. Sensors come in various sizes and types, impacting image quality and sensitivity to light.2. Exposure Triangle:Exposure is the amount of light that reaches the camera sensor, resulting in a properly exposed image. The exposure triangle comprises three elements: aperture, shutter speed, and ISO.Aperture, shutter speed, and ISO work together to achieve proper exposure. Adjusting one affects the others.Understanding the relationship between these elements is essential for controlling exposure and achieving desired effects in your photographs.3. Composition Techniques:Composition refers to how elements are arranged within the frame of a photograph. It plays a significant role in creating visually appealing images.Rule of Thirds: Divides the frame into a 3x3 grid, placing key elements along the grid lines or intersections to create balance and interest.Leading Lines: Uses lines within the image to draw the viewer's eye towards the main subject, adding depth and guiding visual flow.Framing: Involves using elements within the scene toframe the main subject, drawing attention and adding context to the image.4. Lighting:Lighting is a crucial element in photography, as it directly impacts the mood, atmosphere, and visibility of the subject.Natural light: Utilizing available light sources such as sunlight, diffused light, or golden hour light can create stunning and dynamic photographs.Artificial light: Incorporating artificial light sources like flash, strobes, or continuous lighting allows for greater control over lighting conditions and can produce creative effects.5. Post-Processing:Post-processing involves editing and enhancing photographs using software such as Adobe Photoshop orLightroom.Common post-processing techniques include adjusting exposure, contrast, color balance, and sharpness to refine the image and achieve the desired look.It's essential to exercise restraint and maintain the integrity of the original image while editing.6. Practice and Experimentation:Photography is a skill that improves with practice and experimentation. Take every opportunity to shoot and explore different subjects, styles, and techniques.Don't be afraid to experiment with camera settings, compositions, and lighting to discover your unique style and voice as a photographer.Learn from both successes and failures, and don't be discouraged by setbacks. Every photograph you take is an opportunity to learn and grow.In conclusion, mastering the basics of photography is essential for aspiring photographers to unleash their creative potential and capture stunning images. By understanding camera fundamentals, exposure techniques, composition principles, lighting strategies, post-processing skills, and the importance of practice, you can elevate your photography to new heights. So grab your camera, explore the world around you, and let your creativity soar through the lens.。
介绍拍摄方法英语作文
介绍拍摄方法英语作文Sure, here's a composition on "Introduction to Filming Techniques":Introduction to Filming TechniquesFilmmaking is an art form that combines storytelling with visual and auditory elements to create a compelling narrative. One of the critical aspects of filmmaking is the use ofvarious filming techniques that can significantly enhance the storytelling process. In this essay, we will introduce some fundamental filming techniques that are commonly used in the film industry.1. Long TakesLong takes, or extended shots, are a technique where a sceneis filmed in a single, continuous take without any cuts. This approach can create a sense of realism and continuity,allowing the audience to become fully immersed in the scene.It requires careful planning and coordination from the actors and crew, as well as a steady hand from the camera operator.2. Close-upsClose-ups are shots that focus on a specific part of anactor's face or body, often used to convey emotion or detail. Close-ups are powerful storytelling tools, as they allow the audience to connect with the characters on a deeper level. They can also be used to emphasize important objects ordetails within a scene.3. Tracking ShotsA tracking shot follows a subject as they move through the scene. This can be achieved using a dolly, a Steadicam, or a handheld camera. Tracking shots are excellent for creating a sense of movement and can be used to build tension orhighlight a character's journey.4. Point of View ShotsPoint of view (POV) shots are taken from the perspective of a character within the scene. These shots allow the audience to see what the character sees, which can be an effective way to build empathy and understanding for the character's situation.5. Cross-cuttingCross-cutting is the technique of cutting back and forth between two or more scenes that are occurring simultaneously. This can create a sense of urgency, suspense, or contrast between different storylines.6. High and Low Angle ShotsHigh angle shots are taken from above the subject, oftenmaking them appear small or vulnerable. Conversely, low angle shots are taken from below, making the subject appear larger or more powerful. These techniques can be used to convey a character's status or emotional state.7. Dutch AngleAlso known as a canted shot or oblique angle, the Dutch angle is a technique where the camera is tilted to one side. This can create a sense of unease or disorientation, often used in horror or thriller genres.8. MontageA montage is a sequence of short, edited shots that are used to convey the passage of time or to summarize a series of events. Montages are often accompanied by music and can be a powerful way to convey complex ideas quickly.ConclusionThese filming techniques are just a few examples of the many tools available to filmmakers. Each technique has its own unique way of influencing the audience's perception and emotional response. Understanding and mastering these techniques can greatly enhance a filmmaker's ability to tell a compelling story through the medium of film.This composition provides an overview of various filmingtechniques, which can be expanded upon with more specific examples or case studies from films that have effectively used these techniques.。
介绍亚武山的英语作文
介绍亚武山的英语作文全文共3篇示例，供读者参考篇1Introduction to Yawu MountainLocated in the eastern part of China, Yawu Mountain is a famous tourist destination known for its stunning natural scenery and rich cultural heritage. With an elevation of 1,452 meters, Yawu Mountain offers breathtaking views of lush forests, crystal-clear lakes, and stunning waterfalls.The mountain is home to a variety of rare plant and animal species, making it a paradise for nature lovers and eco-tourists. Visitors can explore the mountain's many hiking trails, which wind through dense forests and lead to picturesque viewpoints overlooking the surrounding countryside.In addition to its natural beauty, Yawu Mountain is also steeped in history and culture. The mountain is dotted with ancient temples, pagodas, and shrines, some of which date back hundreds of years. Visitors can learn about the mountain's rich history by visiting these historical sites and exploring the traditional villages that dot the mountainside.One of the most popular attractions on Yawu Mountain is the Yawu Palace, a beautiful complex of buildings that serve as a spiritual center for the local community. Visitors can participate in traditional ceremonies and rituals at the palace, and learn about the mountain's religious significance.For those looking for adventure, Yawu Mountain offers a range of outdoor activities, including rock climbing, mountain biking, and paragliding. The mountain's rugged terrain and challenging trails provide the perfect opportunity for adrenaline junkies to test their skills and push their limits.Overall, Yawu Mountain is a must-visit destination for anyone looking to experience the beauty of nature and immerse themselves in the rich history and culture of China. Whether you're a hiking enthusiast, a history buff, or an adrenaline junkie, Yawu Mountain has something for everyone.篇2Introduction to Yawu MountainYawu Mountain is a famous scenic spot located in the southwestern part of China, known for its stunning natural beauty and rich cultural heritage. It is a popular destination for both tourists and locals alike, offering visitors a chance toexperience the beauty of nature and learn about the history and culture of the region.The mountain is home to a variety of plant and animal species, including rare and endangered species such as the Sichuan golden monkey and the Chinese giant salamander. The lush forests and clear streams provide a habitat for these animals, as well as a peaceful and serene environment for visitors to enjoy.One of the highlights of Yawu Mountain is its many ancient temples and shrines, which date back hundreds of years. These historic sites offer a glimpse into the region's rich cultural heritage and provide a sense of connection to the past. The mountain is also home to a number of traditional villages, where visitors can experience the local way of life and sample traditional cuisine.In addition to its natural beauty and cultural sites, Yawu Mountain also offers a range of outdoor activities for visitors to enjoy. Hiking trails wind through the mountains, offering stunning views of the surrounding landscape. Rock climbing and camping are also popular activities, allowing visitors to fully immerse themselves in the beauty of the natural environment.Overall, Yawu Mountain is a must-visit destination for anyone looking to experience the beauty of nature and learn about the rich history and culture of the region. Whether you are an adventure enthusiast, a history buff, or simply looking for a peaceful escape from the hustle and bustle of city life, Yawu Mountain has something to offer everyone. Come and explore this hidden gem in the heart of China!篇3Introduction to YawushanYawushan is a beautiful and picturesque mountain located in the northeastern part of China. It is renowned for its stunning natural scenery, rich history, and cultural significance. Yawushan is considered a sacred mountain in Chinese culture and has been an important cultural and religious site for centuries.The mountain is home to numerous temples, pagodas, and pavilions, which date back to ancient times. These historical structures are not only architectural marvels but also serve as important symbols of Chinese culture and spirituality. Visitors can explore these historical sites and learn about the mountain's cultural significance through guided tours and informative exhibits.In addition to its historical and cultural attractions, Yawushan is also a popular destination for outdoor enthusiasts. The mountain offers a variety of hiking trails, from easy strolls to challenging climbs, that provide breathtaking views of the surrounding landscape. Visitors can also enjoy activities such as birdwatching, picnicking, and photography while exploring the mountain's lush forests and scenic vistas.For those seeking a more immersive experience, there are several accommodation options available near Yawushan, ranging from cozy bed and breakfasts to luxurious resorts. Visitors can relax and unwind in the peaceful surroundings of the mountain, enjoying the fresh air and tranquility that Yawushan has to offer.Overall, Yawushan is a must-visit destination for anyone interested in experiencing the beauty of nature, exploring ancient history, and immersing themselves in Chinese culture. Whether you are a history buff, a nature lover, or simply looking for a peaceful retreat, Yawushan has something to offer everyone. Don't miss the opportunity to visit this unique and enchanting mountain and discover the magic of Yawushan for yourself.。
PhotoIntroduction
42
0.1472 0.1526 0.1413 0.1458 0.1572
DOF and EL
0.17 0.165
0.16 0.155
0.15 0.145
0.14 0.135
0.13 0.125
0.12 0.1150来自11 -0.33-0.26
-0.19
-0.12
-0.05 Focus
AA window
ASML Scanner
Machine
Track: 涂敷显影机
Track内除了涂敷和显影之外，还有相关的热板和冷板，以及TARC或者BARC涂敷单元。 SMIC 使用的Track为 TEL所制。 在现今的 Fab, 以上曝光机和显影机会联在一起成为一个 “Photo In-line machine” 相对而言的， BARC coater, PI coater 和 PI developer 等Track机台，因为不和Scanner 或者 Stepper相联，所以称为“ Off-line Track”
52 50 48 46 44 42
0.02
DOF=0.12-(-0.20)=0.32
0.09
0.16 0.155
0.16
0.23
EL: energy latitude
0.15
0.145
The energy range of CD in 0.14
光伏控制英语
IntroductionPhotovoltaic (PV) systems, harnessing the power of sunlight to generate electricity, have emerged as a pivotal component of global renewable energy strategies. The efficient and reliable operation of these systems is largely dependent on sophisticated control mechanisms that optimize their performance, ensure safety, and facilitate seamless integration with electrical grids. This comprehensive analysis delves into various aspects of PV control, exploring the technologies, methodologies, and standards that underpin high-quality, high-standard PV systems.I. Fundamental Principles of Photovoltaic ControlThe core objective of PV control is to maximize energy yield while maintaining system stability and compatibility with the grid. Key principles guiding this endeavor include:1. Maximum Power Point Tracking (MPPT): MPPT algorithms dynamically adjust the operating point of the PV array to extract the maximum available power under varying environmental conditions such as solar irradiance and temperature. Advanced MPPT techniques, such as perturb-and-observe, incremental conductance, and fuzzy logic, offer improved tracking accuracy and response time.2. Power Quality Management: PV inverters, responsible for converting DC power from the PV array to AC power compatible with the grid, must adhere to stringent power quality standards. Harmonic distortion, voltage flicker, and reactive power compensation are critical parameters that need to be controlled to prevent grid instability and equipment damage.3. Grid Interfacing and Compliance: PV systems must comply with grid codes and regulations, which vary across jurisdictions. Key requirements include low-voltage ride-through capability, frequency and voltage regulation support, and provision of ancillary services like reactive power control and active power curtailment.II. Advanced Control Strategies for Enhanced Performance1. Distributed MPPT: In large-scale PV installations, employing multiple MPPT units per inverter or using module-level power electronics can significantly enhance overall system efficiency by mitigating the effects of partial shading, module mismatch, and soiling.2. Forecasting and Predictive Control: Integrating weather forecasting and historical data analysis enables proactive control strategies that anticipate changes in solar irradiance and temperature, thereby optimizing power output and reducing energy losses. Machine learning algorithms can further enhance predictive capabilities by learning patterns and adapting to site-specific conditions.3. Hybrid Energy Systems Control: In scenarios where PV is combined with other renewable sources or energy storage, advanced control strategies are necessary to coordinate the operation of these components, ensuring optimal energy utilization, stability, and cost-effectiveness.III. Cybersecurity and Communication ProtocolsAs PV systems increasingly rely on digital communication and remote monitoring, cybersecurity becomes a paramount concern. Ensuring secure data transmission, protecting against cyber threats, and maintaining system integrity are vital for high-quality, high-standard PV control. Key aspects include:1. Secure Communication Protocols: Implementing industry-standard communication protocols like Modbus TCP/IP, DNP3, or IEC 61850, with robust encryption and authentication mechanisms, safeguards against data breaches and unauthorized access.2. Intrusion Detection and Prevention Systems: Deploying advanced cybersecurity measures, such as firewalls, intrusion detection/prevention systems (IDS/IPS), and regular firmware updates, fortifies PV systems against potential cyberattacks.3. Cybersecurity Standards Compliance: Adhering to international standards like IEC 62443 for industrial control systems security and NIST Cybersecurity Framework ensures a systematic approach to addressing cybersecurity risks in PV systems.IV. Quality Assurance and StandardizationTo guarantee high-quality, high-standard PV control, adherence to rigorous testing, certification, and standardization processes is essential. Key aspects include:1. International Standards: Compliance with international standards like IEC 61727 for MPPT performance evaluation, IEC 61000 for electromagnetic compatibility, and UL 1741 for inverter safety and performance ensures consistency and interoperability across different PV systems and markets.2. Certification and Testing: Third-party certification by recognized bodies like TÜV Rheinland, UL, or Intertek provides independent validation of PV control systems' compliance with relevant standards, enhancing reliability and consumer confidence.3. Continuous Monitoring and Maintenance: Regular system monitoring, performance assessment, and maintenance according to guidelines like O&M Best Practices Guidelines for Photovoltaic Systems ensure sustained high performance and early detection of potential issues.V. Future Perspectives and Technological AdvancesThe ongoing evolution of PV control is driven by advancements in areas such as:1. Digital Twins and Virtual Commissioning: Digital replicas of PV systems enable virtual testing and optimization of control strategies before deployment, reducing commissioning time and costs while enhancing overall system performance.2. Edge Computing and AI: Integrating edge computing devices and artificial intelligence algorithms can enable real-time, autonomous decision-making at the component level, further improving MPPT efficiency, fault detection, and predictive maintenance.3. Grid 2.0 Integration: As power grids transition towards more decentralized, flexible, and intelligent architectures (Grid 2.0), PV control systems will need to adapt to support bi-directional power flows, enhanced grid stability services, and participation in local energy markets.ConclusionHigh-quality, high-standard photovoltaic control is a multifaceted endeavor that encompasses advanced control strategies, robust cybersecurity measures, rigorous quality assurance, and continuous adaptation to technological advancements. By diligently addressing these aspects, the global PV sector can accelerate its contribution to a sustainable, resilient, and low-carbon energy future.。
Contemporary Art讲座类
托福听力词汇解析:Contemporary Art讲座类a blanket of厚厚的一层……applyv. 涂抹artistn. 艺术家New animals are being discovered all the time, if you want to be the nextartist, why not have a try?art fair艺术博览会Another significant development of last year was the staging of the first truly international modern and contemporary art fair in Hong Kong, ART HK 08.backgroundn. 背景These variations caused minute differences in the temperature of the early universe, which we can see in the cosmic microwave background.bleakadj. 荒凉的，阴冷的blurryadj. 模糊的The transition from use cases and analysis classes to design and design classes was unavoidably blurry.brushstroken.(画笔的)一画canvasn. 画布With the idea of working with them as my canvas or building block, I transform the books into sculptures that explore and redefine the book as familiar object, medium, and archetypal form.chaoticadj. 混乱的Moreover, there is no way to tell whether a crisis would produce a relatively smooth transition towards democracy or something more chaotic and perhaps bloody.depictv. 描绘depictionn. 描写，描绘exhibitn. 展览fine art美术学It is hard to answer this question in a country in which anger is a form of entertainment and where the political parties have turned partisanship into a fine art.foregroundn.(图画，场景等中的)前景，最显著的位置Warm colors generally work best for objects in the foreground (such as text) because they appear to be coming at us.galleryn. 画廊As I was leaving the gallery I found out who the old man was —his self-portrait was on the posters advertising the exhibition!illustrationn. 书中的插图It started as a hobby but now he is freelancing fulltime offering art direction, graphic design and illustration.impressionismn. 印象主义Impressionism has long been one of the most popular art movements.impressionistn. 印象派作家，印象主义者In other words, how our brain handles the question of someone's attitude to anything, from traffic jams to impressionist art, depends entirely on how we feel we relate to them as a person.landscapen. 风景，乡村风景画I still see the rock every day but now as something good in my littlelandscape.It's a reminder that each generation ought to find things out for itself.modeln. 模特，模型This not only provides you with another form of visualization, it also uses a formal, technical model underneath.nature scene自然场景paintn. 颜料paintern. 画家portraitn. 肖像，画像posturen. 姿势，态度，情境，心境In this posture, the bias is on ensuring that the missiles can be fired, rather than on making sure they are not launched accidentally.realistic impressionism现实印象主义realisticadj. 现实的，现实主义的It was only once I set goals for myself again —realistic goals —that I was able to begin my escape from debt hell.realismn. 现实主义scenen. 景色，场面subject matter主题，标的物stylen. 风格If we want to be let into victory by the Spirit of God, then we have to be willing to change our life style as God speak to us.texturen. 纹理unidealizedadj. 非理想化的real honest depictions of subject matter, pretty unidealized stuff, and pretty everyday subject mattervibrantadj.(色彩)明亮的，鲜亮的The good news is that there is a vibrant dialog going on with regard to these frameworks and methods - but I expect there will be a shakeout/simplification over time.zigzaggingadj. 之字形运动的。
20-21版： Writing—An introduction to a park (步步高)
Writing—An introduction to a park本单元的写作是一篇说明文，介绍一个公园。
在写作时应注意以下几点：1．介绍要简明扼要、主题鲜明。
需要用较短的、概括性的文字给读者留下深刻的印象。
2．要写清地点中各种活动项目的功能或特点、地理位置、交通方式以及收费情况等。
3．介绍景点以说明为主，在说明中可以穿插描写和叙述。
1．It is located in the centre of...2．It is known for...3．It lies in/to the south/east of...4．On the top of...stand(s)．..5．You will enjoy doing/seeing...6．You can reach the building/museum by...7．You can get there a little more quickly by...8．You need to pay...for the entrance ticket and an additional charge of...yuan for...9．Each activity costs...10．They charge no additional fees except the entrance ticket.请根据下面表格的内容写一篇80词左右的英语短文，介绍郑州绿博园(The Green Expo Garden in Zhengzhou)。
地点紧邻郑开大道面积约3 000亩特色展园94个，各类灌木(shrub)、花卉700余种，共63.5万株宗旨展示环保方面取得的成就，倡导绿色生活门票成人每人次30元公交568路和573路审题写作要求是写一篇介绍类短文，介绍景点——郑州绿博园。
写作时应注意下面几点：1．确定文体：这是一篇说明文。
写作时注意旅游介绍的写作特点。
2．主体时态：文章应以一般现在时为主。
艺术生英语二作文
艺术生英语二作文As an art student writing an English composition can be a unique and creative process. Here are some tips and a sample essay to help you craft a compelling pieceTips for Writing an English Composition as an Art Student1. Choose a Relevant Topic Select a topic that you are passionate about and that relates to your field of study. This could be an analysis of a famous artwork the impact of art on society or the role of technology in modern art.2. Plan Your Composition Before you start writing outline your main points. This will help you organize your thoughts and ensure a logical flow of ideas.3. Use Descriptive Language As an art student you have a keen eye for detail. Use this to your advantage by incorporating vivid descriptions and sensory details into your writing.4. Incorporate Art Terminology Show your knowledge of art by using appropriate art terms and concepts. This will demonstrate your expertise and add depth to your composition.5. Include Personal Reflection Reflect on how the topic relates to your own experiences as an art student. This can make your writing more engaging and relatable.6. Revise and Edit After writing your first draft take the time to revise and edit your work. Check for clarity coherence and grammatical accuracy.Sample EssayTitle The Power of Art in Shaping SocietyArt has always been a powerful medium for expression and communication. As an art student I have come to appreciate the profound impact that art can have on society. This essay explores the ways in which art can influence our perceptions provoke thought and inspire change.IntroductionThe world of art is vast and varied encompassing everything from the intricatebrushstrokes of a Renaissance masterpiece to the bold colors of modern graffiti. Art has the unique ability to transcend language barriers and cultural differences speaking directly to the human experience.Body Paragraph 1 Art as a Reflection of SocietyArt often serves as a mirror reflecting the social political and cultural issues of its time. For example the works of Vincent van Gogh not only showcased his personal struggles but also mirrored the societal changes of the late 19th century. By examining art we gain insight into the world as it was perceived by those who lived through it.Body Paragraph 2 Art as a Catalyst for ChangeIn addition to reflecting society art can also be a catalyst for change. The powerful images of the Civil Rights Movement captured by photographers like Dorothea Lange not only documented the era but also inspired action and policy reform. Art has the power to evoke empathy and motivate individuals to engage with social issues.Body Paragraph 3 The Role of Technology in ArtThe advent of technology has revolutionized the art world offering new mediums and methods for artists to explore. Digital art for instance allows for limitless creativity and has opened up new avenues for artistic expression. As an art student I have embraced the integration of technology in my own work finding it to be a valuable tool for innovation. ConclusionIn conclusion the power of art in shaping society cannot be underestimated. It serves as both a reflection and a catalyst influencing our perceptions and inspiring action. As an art student I am excited to contribute to this dynamic field and explore the ways in which art can continue to shape our world.Remember the key to a successful composition is to engage your reader with a clear and compelling argument supported by wellresearched evidence and personal insights. Happy writing。
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YIELD OF AUTOMATIC CONTROLES
Introduction of YAC Photovoltaics Division Technical Presentation
2015/10/15 Y.A.C. Co., Ltd.
Photovoltaics Division
Rev.2015.03.31
YAC Confidential
YIELD OF AUTOMATIC CONTROLES
YAC Texturing technology
Photovoltaics Division
Rev.2015.03.31
YAC Confidential
Page.1
Capability of TEX size control
Recipe 1 2 3 4
YIELD OF AUTOMATIC CONTROLES
Microscope
20um TEX Size (um) Reflectivity(%)
※Ave.400~800nm
20um
20um
20um
<1 10.7
2~4 10.6
A-Supplier A-Supplier
4~6 10.8
8~10 10.6
IPA Etchant
IPA Free
BSupplier
BSupplier
YAC can provide arbitrarily-controlled TEX size w/ or w/o IPA free etchant
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Field Data ~Voc~
Customer A company (Taiwan) L company (China) Taiwan User ※Field Japan User ※Field China User ※Demo Taiwan User ※Demo 3~5um 690~700mv 3~5um 700~710mv － － 3~5um Ave. 710mv － － － － Pyramid Size / Voc 5~8um 720~730mv 5~7um 730~740mv 5~8um 720~725mv 5~7um 720~735mv 5~8um 710~715mv 6~8um 720mv程度 8~11um 700~720mv 9~11um 720~730mv 8~10um 720~730mv － － 8~10um 715~725mv 8~10um ~710mv
YIELD OF AUTOMATIC CONTROLES
Pyramid size more than 5um is effective in HIT. Texture technology of YAC with a wide process window is necessary. ＜Reference＞~ High efficiency cell of the market ~ P Company Eff：24.7％ Voc：750mv ※□100mm C Company Eff：22.3% Voc：733mv ※□156mm
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Purpose of configuration
YIELD OF AUTOMATIC CONTROLES
Be to optimize the configuration of the condition of the texture process, it is possible to expect a significant improvements in Voc after a-si film formation.
PRE CLN Uniformity of of the aSi Cleanlines s of the surface Roughness of the surface Influence of CVD damage carrier loss at an interface ● ● SDE TEX POST CLN ● METAL CLN OXIDE Remove Pre DRY Dryer
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Hetero Junction Config
【Main Body】 21850(W)×2150(D)×2320(H) [mm] 【Foot Print】 21850×4250 [mm]
LD Pre CLN H/ OF TEX 1~6 OF OF AFT CLN OF (CP) (OF) MTL CLN OF Final CLN OF Pre DRY DRY 1~3
YIELD OF AUTOMATIC CONTROLES
ULD
Through put : 2400~2800wph Up-Time : >90% (>21.6hrs/day)
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TEX Bath Temperature Simulation
YIELD OF AUTOMATIC CONTROLES
• Configuration in bath - Punching plate: φ Xmm, Pitch: XX mm, 10 column x 2 - Supply nozzle: 2 - Flow rate 30 L/m Achievement of stable temperature control with sufficient flow
Photovoltaics Division
Rev.2015.03.31
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Texturing Etchant Control
Bath lifetime extension
Present
SiO E/D KOH KOH SiO
YIELD OF AUTOMATIC CONTROLES
“Feed & Bleed” Sequence
E/D
KOH: SiO: E/D: Short Chemical lifetime
KOH: SiO: E/D: Long bath lifetime
Feed & Bleed Procedure: 1) Short drain after process 2) Dosing Chemicals (KOH, Add. and DIW) 3) Wait for Temp. recovery 4) Ready 5) Process start
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YAC Technical Road Map for High Efficiency Next Generation Cell
2015 2016 2017 2018
YIELD OF AUTOMATIC CONTROLES
[FEOL：TEX]
Smaller Pilamid with each Cell Maker Cooperate with each CVD Co.
Next Gen. High Effi.Cell
Cooperate with each Chemical Co. FEOL Partial Turn Key
Mono/HJ
Wet Texturing 20/22%
Higher Process Capability, Lower CoO 21/23% 24%
BEOL Partial Turn Key
Back Contact / Selective Emitter / ECP(Cu)
Patterning Renewal DEMO Machine Cooperate with each Chemical Co. New Design for Mass Production
[BEOL：ECP]
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。