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Harnessing the Sun: Why Solar Plates Are Booming in Delhi With rising electricity costs and increasing environmental concerns, Delhi is witnessing a surge i the adoption of solar plates (solar panels) across homes, businesses, and institutions. The city, blessed with ample sunlight throughout the year, is an ideal candidate for solar energy. If you're in Delhi and considering switching to solar, now is the perfect time. Why Go Solar in Delhi? 1. Abundant Sunlight Delhi gets around 300 sunny days a year, making solar energy a highly reliable power source. Solar panels can work even on cloudy days, but maximum efficiency is achieved with bright sunlight – and Delhi has plenty of it. 2. Cut Down Electricity Bills The biggest benefit of solar plates is the significant reduction in electricity bills. Residential consumers using rooftop solar can save up to 80% on their monthly bills. Over 5–6 years, the savings can cover the installation cost, and after that, it’s free power for the next 15–20 years. 3. Government Subsidy in Delhi Under the Rooftop Solar Programme by MNRE (Ministry of New and Renewable Energy) and Delhi’s local initiatives, residential consumers can get up to 40% subsidy for systems up to 3kW. This significantly reduces the upfront investment. For example: 1kW system (suitable for a small household): ₹60,000–₹70,000 After subsidy: ~₹36,000–₹42,000 For larger systems, the subsidy percentage reduces, but total savings increase as well. 4. Net Metering Facility Delhi's DISCOMs (like BSES, TPDDL) offer net metering, allowing you to export excess solar power to the grid and receive credits on your bill. This means your meter can literally run backward when you're producing more than you use. 5. Environment-Friendly Energy Using solar plates helps reduce your carbon footprint. A 1kW solar system can offset approximately 1.5 tons of CO2 emissions per year — equivalent to planting 15–20 trees annually. In a city like Delhi, where air pollution is a serious concern, going solar is a direct step toward cleaner air. Types of Solar Systems Available On-Grid System Connected to the electricity grid Most common and cost-effective Supports net metering Works only when grid power is available Off-Grid System Includes battery backup Useful for remote or power-cut-prone areas Higher initial cost due to batteries Hybrid System Combines on-grid and off-grid features Offers flexibility and reliability How to Choose the Right System? For small homes: A 1kW to 2kW on-grid system is sufficient. For medium to large homes: Go for 3kW to 5kW. For commercial buildings: Systems from 10kW to 100kW+ depending on usage. Professional solar consultants in Delhi can perform a site survey, check your roof’s strength, shade patterns, and recommend the right system capacity

 2025-06-11T17:06:43

Delhi’s Solar Revolution: Powering Homes, Saving Planet As Delhi grows vertically and population density increases, so does the strain on its energy grid. Air conditioners hum louder in the summer, electric vehicles are becoming the norm, and power outages—though fewer—still pinch in peak seasons. Amid this rising energy demand, a quiet but powerful revolution is taking place on rooftops: solar plates are emerging as the go-to solution for Delhiites who want clean, reliable, and affordable electricity. What Are Solar Plates, and Why Are They Trending in Delhi? Solar plates , or solar panels, capture sunlight and convert it into electricity using photovoltaic (PV) cells. While the technology has been around for decades, several factors are now making it more appealing to Delhi’s residents: Affordable installation with falling prices State and central government subsidies Delhi's harsh summers and long sunny days Growing environmental consciousness Whether you're living in Lajpat Nagar, running a business in Pitampura, or managing a school in Noida, solar panels can drastically lower your monthly electricity bills while making your space more sustainable. Why Solar Makes Sense in Delhi – Now More Than Ever 🌞 Excellent Solar Potential Delhi receives an average solar radiation of 5.5 kWh/m²/day , which is ideal for power generation. Even in winter months, there's sufficient sunlight to generate power for most residential needs. 💸 Energy Cost Savings Electricity tariffs in Delhi range from ₹4 to ₹8 per unit depending on consumption slabs. A typical household with a 3kW solar system can save up to ₹2,000–₹4,000 per month, with total payback in just 4–6 years . 🏠 Increase Property Value A solar-equipped home is not just energy-efficient but also more attractive to environmentally conscious buyers. Think of it as an investment in your home’s equity and future marketability. 📉 Fall in Solar Equipment Prices Compared to five years ago, the cost of installing a rooftop solar system has dropped by almost 30–40% . Better technology, higher efficiency panels, and local manufacturing have made solar more accessible. Delhi’s Solar Policies: What You Should Know Under the Delhi Solar Policy , there are various incentives and frameworks to promote solar adoption: Subsidy of up to 40% for residential rooftop solar systems up to 3kW capacity Net metering that allows consumers to export excess power and get credit Zero investment models via RESCO (Renewable Energy Service Company) for schools, societies, and commercial users You can apply for subsidies and net metering directly through your electricity provider (BSES Rajdhani, BSES Yamuna, or TPDDL), or work with an MNRE-approved installer who handles paperwork for you. Real-World Applications in Delhi 🏢 Housing Societies Many RWAs in South Delhi and Dwarka are turning common rooftops into power hubs. Shared solar systems reduce common area bills and maintenance charges. 🛒 Shops and Small Businesses From boutique stores in Hauz Khas to salons in Karol Bagh, small enterprises are adopting solar to stabilize operational costs and avoid outages. 🏫 Schools and Colleges Institutions like DPS and Amity have installed large-capacity solar panels to power classrooms and labs, reducing carbon footprint and costs. 🕌 Temples and NGOs Non-profits and religious institutions are going green too, using solar power for fans, lights, and water heating systems. How to Get Started: Steps to Solar in Delhi Assess your energy usage Look at your last 6–12 months of electricity bills. Site inspection An installer will inspect your roof for sunlight exposure, angle, and structure. Get a quote and choose your system Based on budget and energy needs – on-grid, off-grid, or hybrid. Apply for subsidy and net metering Usually handled by your vendor. Installation and activation Takes 1–2 weeks, depending on system size and approvals.

 2025-06-11T17:14:25

Businesses are embracing solar power to lower operating costs and enhance sustainability. A commercial solar system not only reduces energy expenses but also strengthens your brand’s eco-friendly image. Whether you run a factory, warehouse, or office building, solar panels can provide reliable power for years, protecting you from rising electricity rates.With fast installation, scalable systems, and financing options available, switching to solar is now a smart financial decision for companies of all sizes. Take control of your energy future and position your business as a leader in environmental responsibility.

 2025-06-19T10:33:08

Solar Basics: How Do Solar Panels Work? Solar energy works by capturing the sun’s energy and quietly and effectively turning it into electricity for your home or business. Our sun is a natural nuclear reactor. It releases tiny packets of energy called photons, which travel the 149.6 million kilometers from the sun to Earth in about 8.5 minutes. Every hour, enough photons impact our planet to generate enough solar energy to theoretically satisfy global energy needs for an entire year. Solar doesn’t generate electricity all the time, but it does generate electricity when it is needed most. This includes during the daytime and during hot, sunny periods when demand for electricity is at its highest. Australia is one of the sunniest countries in the world and is the perfect place for the sun to be put to work, especially during these peak times. How Do Solar Panels Work? When photons hit a solar cell, they knock electrons loose from their atoms. If conductors are attached to the positive and negative sides of a cell, it forms an electrical circuit. When electrons flow through such a circuit, they generate electricity. Multiple cells make up a solar panel, and multiple panels (modules) can be wired together to form a solar array. The more panels you can deploy, the more energy you can expect to generate. What are solar panels made of? https://www.youtube.com/watch?v=3cWMKvfu_yE Video Credit: Endeavour Silver Corp Photovoltaic (PV) solar panels are made up of many solar cells in various types of glass packaging. Solar cells are made of silicon, like semiconductors. They are constructed with a positive layer and a negative layer, which together create an electric field, just like in a battery. SunPower solar panels are also encased with aerospace-grade conductive adhesives and proprietary encapsulants to protect these cells and minimize degradation from environmental exposure. How Do Solar Panels Generate Electricity? PV solar panels generate direct current (DC) electricity. With DC electricity, electrons flow in one direction around a circuit. This example shows a battery powering a light bulb. The electrons move from the negative side of the battery, through the lamp, and return to the positive side of the battery. With AC (alternating current) electricity, electrons are pushed and pulled, periodically reversing direction, much like the cylinder of a car’s engine. Generators create AC electricity when a coil of wire is spun next to a magnet. Many different energy sources can “turn the handle” of this generator, such as gas or diesel fuel, hydroelectricity, nuclear, coal, wind, or solar. AC electricity is used for the India electrical power grids that operate throughout the country and power thousands of homes. However, solar panels create DC electricity. How do we get DC electricity into the AC grid? We use an inverter. https://sunpowerglobal.com/int/sites/default/files/inline-images/how-do-solar-panels-work.jpg What Does a Solar Inverter Do? A solar inverter takes the DC electricity from the solar array and uses that to create AC electricity. Inverters are like the brains of the system. Along with inverting DC to AC power, they also provide ground fault protection and system stats, including voltage and current on AC and DC circuits, energy production, and maximum power point tracking. https://www.youtube.com/watch?v=J_WE3snTMSs Video credit: Luminous India Central inverters have dominated the solar industry since the beginning. The introduction of micro-inverters is one of the biggest technology shifts in the PV industry. Micro-inverters optimise for each individual solar panel, not for an entire solar system, as central inverters do. This enables every solar panel to perform at maximum potential. When a central inverter is used, having a problem on one solar panel (maybe it’s in the shade or has gotten dirty) can drag down the performance of the entire solar array. Another option to consider is using micro-inverters on each of the panels. If one solar panel has an issue, the rest of the solar array still performs efficiently.

 2025-06-19T10:25:23

Types of software testingThere are many different types of software tests, each with specific objectives and strategies:Acceptance testing: Verifying whether the whole system works as intended.Integration testing: Ensuring that software components or functions operate together.Unit testing: Validating that each software unit performs as expected. A unit is the smallest testable component of an application.Functional testing: Checking functions by emulating business scenarios, based on functional requirements. Black-box testing is a common way to verify functions.Performance testing: Testing how the software performs under different workloads. Load testing, for example, is used to evaluate performance under real-life load conditions.Regression testing: Checking whether new features break or degrade functionality. Sanity testing can be used to verify menus, functions and commands at the surface level, when there is no time for a full regression test.Stress testing: Testing how much strain the system can take before it fails. Considered to be a type of non-functional testing.Usability testing: Validating how well a customer can use a system or web application to complete a task.In each case, validating base requirements is a critical assessment. Just as important, exploratory testing helps a tester or testing team uncover hard-to-predict scenarios and situations that can lead to software errors.Even a simple application can be subject to a large number and variety of tests. A test management plan helps to prioritize which types of testing provide the most value – given available time and resources. Testing effectiveness is optimized by running the fewest number of tests to find the largest number of defects.History of software testingSoftware testing arrived alongside the development of software, which had its beginnings just after the second world war. Computer scientist Tom Kilburn is credited with writing the first piece of software, which debuted on June 21, 1948, at the University of Manchester in England. It performed mathematical calculations using machine code instructions.Debugging was the main testing method at the time and remained so for the next two decades. By the 1980s, development teams looked beyond isolating and fixing software bugs to testing applications in real-world settings. It set the stage for a broader view of testing, which encompassed a quality assurance process that was part of the software development life cycle.“In the 1990s, there was a transition from testing to a more comprehensive process called quality assurance, which covers the entire software development cycle and affects the processes of planning, design, creation and execution of test cases, support for existing test cases and test environments, ” says Alexander Yaroshko in his post on the uTest developer site.“Testing had reached a qualitatively new level, which led to the further development of methodologies, the emergence of powerful tools for managing the testing process and test automation tools.” 1Continuous testingSoftware testing has traditionally been separated from the rest of development. It is often conducted later in the software development life cycle after the product build or execution stage. A tester may only have a small window to test the code – sometimes just before the application goes to market. If defects are found, there may be little time for recoding or retesting. It is not uncommon to release software on time, but with bugs and fixes needed. Or a testing team may fix errors but miss a release date.Doing test activities earlier in the cycle helps keep the testing effort at the forefront rather than as an afterthought to development. Earlier software tests also mean that defects are less expensive to resolve.Many development teams now use a methodology known as continuous testing. It is part of a DevOps approach – where development and operations collaborate over the entire product life cycle. The aim is to accelerate software delivery while balancing cost, quality and risk. With this testing technique, teams don’t need to wait for the software to be built before testing starts. They can run tests much earlier in the cycle to discover defects sooner, when they are easier to fix.Software development Why software testing is importantFew can argue against the need for quality control when developing software. Late delivery or software defects can damage a brand’s reputation — leading to frustrated and lost customers. In extreme cases, a bug or defect can degrade interconnected systems or cause serious malfunctions.Consider Nissan having to recall over 1 million cars due to a software defect in the airbag sensor detectors. Or a software bug that caused the failure of a USD 1.2 billion military satellite launch. 2  The numbers speak for themselves. Software failures in the US cost the economy USD 1.1 trillion in assets in 2016. What’s more, they impacted 4.4 billion customers. 3Though testing itself costs money, companies can save millions per year in development and support if they have a good testing technique and QA processes in place. Early software testing uncovers problems before a product goes to market. The sooner development teams receive test feedback, the sooner they can address issues such as:Architectural flawsPoor design decisionsInvalid or incorrect functionalitySecurity vulnerabilitiesScalability issuesWhen development leaves ample room for testing, it improves software reliability and high-quality applications are delivered with few errors. A system that meets or even exceeds customer expectations leads to potentially more sales and greater market share.Software testing best practicesSoftware testing follows a common process. Tasks or steps include defining the test environment, developing test cases, writing scripts, analyzing test results and submitting defect reports.Testing can be time-consuming. Manual testing or ad-hoc testing may be enough for small builds. However, for larger systems, tools are frequently used to automate tasks. Automated testing helps teams implement different scenarios, test differentiators (such as moving components into a cloud environment), and quickly get feedback on what works and what doesn't.A good testing approach encompasses the application programming interface (API), user interface and system levels. As well, the more tests that are automated, and run early, the better. Some teams build in-house test automation tools. However, vendor solutions offer features that can streamline key test management tasks such as:Continuous testing: Project teams test each build as it becomes available. This type of software testing relies on test automation that is integrated with the deployment process. It enables software to be validated in realistic test environments earlier in the process – improving design and reducing risks.Configuration management: Organizations centrally maintain test assets and track what software builds to test. Teams gain access to assets such as code, requirements, design documents, models, test scripts and test results. Good systems include user authentication and audit trails to help teams meet compliance requirements with minimal administrative effort.Service virtualization: Testing environments may not be available, especially early in code development. Service virtualization simulates the services and systems that are missing or not yet completed, enabling teams to reduce dependencies and test sooner. They can reuse, deploy and change a configuration to test different scenarios without having to modify the original environment.Defect or bug tracking: Monitoring defects is important to both testing and development teams for measuring and improving quality. Automated tools allow teams to track defects, measure their scope and impact, and uncover related issues.Metrics and reporting: Reporting and analytics enable team members to share status, goals and test results. Advanced tools integrate project metrics and present results in a dashboard. Teams quickly see the overall health of a project and can monitor relationships between test, development and other project elements.Case studiesSkytapDiscover the ways Skytap uses IBM Cloud to develop and test web applications.Watch the video (03:19) Qantas AirwaysLearn how this customer speeds reporting by 95 percent, with the help of IBM Rational and SAP software.Watch the video (01:55) Related solutionsIBM Rational Test WorkbenchIBM Rational Test Workbench provides software testing tools to support a DevOps approach: API testing, functional UI testing, performance testing and service virtualization.Explore IBM Rational Test Workbench IBM Rational Test Virtualization ServerIBM Rational Test Virtualization Server software enables early and frequent testing in the development lifecycle.Explore IBM Rational Test Virtualization Server IBM Rational Performance TesterIBM Rational Performance Tester helps software testing teams test earlier and more frequently as part of a DevOps approach.Explore IBM Rational Performance Tester IBM Engineering Workflow ManagementUse one tool to collaborate across teams, manage code, run standup meetings, plan sprints and track work. Available on premises and on the cloud.Learn more and watch the demo IBM Rational ClearCaseIBM Rational ClearCase provides controlled access to software assets, including code, requirements, design documents, models, test plans and test results.Learn more and read the data sheet IBM Engineering Test ManagementIBM Engineering Test Management is a collaborative, quality management solution that offers end-to-end test planning and test asset management, from requirements to defects.Explore IBM Engineering Test Management Software testing resourcesContinuous testingIn this essential guide, learn how integrated continuous testing accelerates application development.What is software development?Learn the essentials of software development and how it helps businesses innovate and compete.Continuous testing for dummiesExplore why adopting the right capabilities and best practices to achieve continuous testing can support your DevOps transformation.IBM Developer BlogFollow the latest happenings with IBM Developer and stay in the know.IBM Servers & Storage BlogFollow the latest happenings with IBM DevOps and stay in the know.What is continuous testing?This video explains what continuous testing is, how it is done today and offers ideas on how to do testing –

 2023-01-23T11:50:34

Solar Basics: How Do Solar Panels Work?Solar energy works by capturing the sun’s energy and quietly and effectively turning it into electricity for your home or business.Our sun is a natural nuclear reactor. It releases tiny packets of energy called photons, which travel the 149.6 million kilometers from the sun to Earth in about 8.5 minutes. Every hour, enough photons impact our planet to generate enough solar energy to theoretically satisfy global energy needs for an entire year.Solar doesn’t generate electricity all the time, but it does generate electricity when it is needed most. This includes during the daytime and during hot, sunny periods when demand for electricity is at its highest.Australia is one of the sunniest countries in the world and is the perfect place for the sun to be put to work, especially during these peak times.How Do Solar Panels Work?When photons hit a solar cell, they knock electrons loose from their atoms. If conductors are attached to the positive and negative sides of a cell, it forms an electrical circuit. When electrons flow through such a circuit, they generate electricity. Multiple cells make up a solar panel, and multiple panels (modules) can be wired together to form a solar array. The more panels you can deploy, the more energy you can expect to generate.What are solar panels made of?https://www.youtube.com/watch?v=3cWMKvfu_yEVideo Credit: Endeavour Silver CorpPhotovoltaic (PV) solar panels are made up of many solar cells in various types of glass packaging. Solar cells are made of silicon, like semiconductors. They are constructed with a positive layer and a negative layer, which together create an electric field, just like in a battery. SunPower solar panels are also encased with aerospace-grade conductive adhesives and proprietary encapsulants to protect these cells and minimize degradation from environmental exposure.How Do Solar Panels Generate Electricity?PV solar panels generate direct current (DC) electricity. With DC electricity, electrons flow in one direction around a circuit. This example shows a battery powering a light bulb. The electrons move from the negative side of the battery, through the lamp, and return to the positive side of the battery.With AC (alternating current) electricity, electrons are pushed and pulled, periodically reversing direction, much like the cylinder of a car’s engine. Generators create AC electricity when a coil of wire is spun next to a magnet. Many different energy sources can “turn the handle” of this generator, such as gas or diesel fuel, hydroelectricity, nuclear, coal, wind, or solar.AC electricity is used for the India electrical power grids that operate throughout the country and power thousands of homes. However, solar panels create DC electricity. How do we get DC electricity into the AC grid? We use an inverter.https://sunpowerglobal.com/int/sites/default/files/inline-images/how-do-solar-panels-work.jpgWhat Does a Solar Inverter Do?A solar inverter takes the DC electricity from the solar array and uses that to create AC electricity. Inverters are like the brains of the system. Along with inverting DC to AC power, they also provide ground fault protection and system stats, including voltage and current on AC and DC circuits, energy production, and maximum power point tracking.https://www.youtube.com/watch?v=J_WE3snTMSsVideo credit: Luminous IndiaCentral inverters have dominated the solar industry since the beginning. The introduction of micro-inverters is one of the biggest technology shifts in the PV industry. Micro-inverters optimise for each individual solar panel, not for an entire solar system, as central inverters do. This enables every solar panel to perform at maximum potential. When a central inverter is used, having a problem on one solar panel (maybe it’s in the shade or has gotten dirty) can drag down the performance of the entire solar array. Another option to consider is using micro-inverters on each of the panels. If one solar panel has an issue, the rest of the solar array still performs efficiently.

 2025-05-14T17:02:43

n information systems, a tag is a keyword or term assigned to a piece of information (such as an Internet bookmark, multimedia, database record, or computer file). This kind of metadata helps describe an item and allows it to be found again by browsing or searching.[1] Tags are generally chosen informally and personally by the item's creator or by its viewer, depending on the system, although they may also be chosen from a controlled vocabulary.[2]: 68  Tagging was popularized by websites associated with Web 2.0 and is an important feature of many Web 2.0 services.[2][3] It is now also part of other database systems, desktop applications, and operating systems.[4]

 2023-01-17T18:10:40

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 2024-04-24T06:44:15

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