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Solar Cell Working Principle-
Working principle diagram of solar 325Ah battery cell
A solar cell (also known as a photovoltaic cell or PV cell) is defined as an electrical device that converts light energy into electrical energy through the photovoltaic effect. A solar cell is basically a p-n junction diode. Solar cells are a form of photoelectric cell, defined as a device whose electrical characteristics –. A solar cell functions similarly to a junction diode, but its construction differs slightly from typical p-n junction diodes. A very thin layer of p-type. When light photons reach the p-n junctionthrough the thin p-type layer, they supply enough energy to create multiple electron-hole pairs,.
FAQs about Working principle diagram of solar 325Ah battery cell
How do solar cells work?
Working Principle: The working of solar cells involves light photons creating electron-hole pairs at the p-n junction, generating a voltage capable of driving a current across a connected load.
What is a solar cell?
A solar cell (also known as a photovoltaic cell or PV cell) is defined as an electrical device that converts light energy into electrical energy through the photovoltaic effect. A solar cell is basically a p-n junction diode.
What are the V-I characteristics of a solar cell?
The V-I characteristics of the solar cell, corresponding to different levels of illumination is shown in fig.4.18. The maximum power output is obtained when the solar cell is opened at the knee of the curve. Advantages 1. The solar cell operates with fair efficiency.
How many volts can a single junction solar cell produce?
The common single junction silicon solar cell can produce a maximum open-circuit voltage of approximately 0.5 to 0.6 volts. By itself this isn't much – but remember these solar cells are tiny. When combined into a large solar panel, considerable amounts of renewable energy can be generated.
What is the voltage of a solar cell?
The open-circuit voltage produced for a silicon solar cell is typically 0.6 volt and the short-circuit current is about 40 mA/cm in bright noon day sun light. V - I Characteristics The V-I characteristics of the solar cell, corresponding to different levels of illumination is shown in fig.4.18.
What is a solar cell p-n junction diode?
A solar cell is basically a p-n junction diode. Solar cells are a form of photoelectric cell, defined as a device whose electrical characteristics – such as current, voltage, or resistance – vary when exposed to light. Individual solar cells can be combined to form modules commonly known as solar panels.
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Introduction to the working principle of solar energy storage vehicle
A solar electric vehicle is an powered completely or significantly by direct. Usually, (PV) cells contained in convert the 's energy directly into. A concentrated solar vehicle uses stored to run a, such as Rankine, Stirling or Brayton cycle, of the piston and crank type directly pow.
FAQs about Introduction to the working principle of solar energy storage vehicle
What are solar cars & how do they work?
Solar cars are electric cars that use photovoltaic cells to convert energy from sunlight into electricity. These cars can store some solar energy in batteries to allow them to run smoothly at night or in the absence of direct sunlight. If used on a large scale, solar-powered cars not only help with environmental pollution but also noise pollution.
What are solar cars?
Solar cars are the type of vehicles which runs on electricity produced by conversion of solar energy into usable energy. It is one of electric cars use on public roads or race tracks. Solar cars include rechargeable batteries to store the energy from solar cells and use for transmission of vehicle.
What are the parts of a solar car?
Solar Panels: Solar panels are one of the most important part in a solar car. It includes photovoltaic cells that convert solar energy into usable electricity to run the car. Battery: The battery plays an important role to store the converted solar energy into usable electricity and recharge a car from photovoltaic cells.
What is a solar-powered car?
U.S. Secretary of State John Kerry examines a solar-powered car built by members of the Tomodachi Initiative youth engagement program in Tokyo, Japan, on 14 April 2013. Solar cars are electric cars that use photovoltaic (PV) cells to convert sunlight into electrical power to charge the car's battery and to power the car's electric motors.
What are the principles of solar energy storage?
This article overviews the main principles of storage of solar energy for its subsequent long-term consumption. The methods are separated into two groups: the thermal and photonic methods of energy conversion. The compari- cal and electrochemical reactions is given. arly along with the growt h of gross domestic produc t (GDP). about 2.0%.
Why do we need solar panels for cars?
Solar panels with built-in Photovoltaic cells help in the conversion of solar power into usable electricity that can be stored in batteries. Hence, we can use these batteries as the fuel which we require to run the vehicles. The standard cars come with an Internal Combustion Engine to operate the vehicle.
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Solar cell screen principle
Screen-printed solar cells typically use a simple homogeneous diffusion to form the emitter where the doping is the same beneath the metal contacts and between the fingers.
FAQs about Solar cell screen principle
How is screen printing used in the process of making solar cells?
The way that screen printing is used in the process of making solar cells is that PV solar cells are often metalized through a screen-printing process. This is the application of three different types of metallization pastes onto the c-Si cell.
What are screen-printed solar cells?
Screen-printed solar cells were first developed in the 1970's. As such, they are the best established, most mature solar cell fabrication technology, and screen-printed solar cells currently dominate the market for terrestrial photovoltaic modules. The key advantage of screen-printing is the relative simplicity of the process.
Can solar cells be made using screen printing?
Screen printing has been used most prevalently in the printing process to make solar cells, but some companies have used the offset web press type methods to put material onto foil; they also have created solar cells with inkjet printing.
Can rotary screen printing be used for metallization of solar cells?
A successful application of this printing method for the metallization of heterojunction solar cells has been demonstrated. 369 First attempts to use rotary screen printing for the metallization of silicon solar cells date back to the late 1990s 362 but have not been pursued further.
Can flatbed screen printing be used for metallization of solar cells?
Sebastian Tepner and Andreas Lorenz contributed equally to this work. This paper presents a comprehensive overview on printing technologies for metallization of solar cells. Throughout the last 30 years, flatbed screen printing has established itself as the predominant metallization process for the mass production of silicon solar cells.
What are the advantages of screen-printed solar cells?
The key advantage of screen-printing is the relative simplicity of the process. There are a variety of processes for manufacturing screen-printed solar cells. The production technique given in the animation below is one of the simplest techniques and has since been improved upon by many manufacturers and research laboratories.
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Lithium battery solar street light working principle
Solar Street light with inbuilt lithium ion battery work on the principle of capturing solar energy, storing it and then turning this stored solar energy into LED light during the night.
FAQs about Lithium battery solar street light working principle
How solar street light works?
The solar street light working sequence: solar panel absorbs sunlight and converts them into electric energy, then the electric energy will be stored in the battery, and finally, the controller supplies power to the LED light source to achieve night lighting effects. The specific working principle of solar street light is shown as follows:
What is smart solar-powered street light system?
Abstract: In this work, the smart solar-powered street light system has been designed and implemented in the laboratory. Optimal sized Lithium-ion battery bank is designed and connected with the street light system to fulfill the objective of efficient utilization of available solar energy.
What are the components of a street light?
They consist of three main components: a solar panel, a battery, and a light fixture. The solar panel, also known as a photovoltaic panel, converts sunlight into electrical energy and stores it in the battery. When it gets dark, the light fixture uses the stored energy to illuminate the street.
What are the components of solar street lights?
The main components of solar street lights are solar panels, batteries, controllers, and LED light sources.
Are solar street lights a good idea?
Solar street lights are being used for a variety of lighting applications and rural areas with less connectivity to a power grid can benefit a great deal from the simple working principle of solar street lights.
What are solar street lights?
Solar street lights are a simple and effective solution for illuminating our streets. By harnessing the power of the sun, they provide a sustainable and cost-effective alternative to traditional street lighting.
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Working principle of integrated solar street light
The integrated solar street light is converted from solar panels to electricity, and then the lithium battery in the integrated solar street light is charged.
FAQs about Working principle of integrated solar street light
What is integrated solar street lights?
Integrated solar street lights consists of high efficiency solar panels, long life lithium batteries, LED of high light effect, intelligent controller and PIR motion sensor. read more... read more...
How solar street light works?
There have sensors, through them solar panels turn on and turn off automatically by sensing outdoor light with the help of light source. They are designed to work at night. The Working Principle of Solar Street Light is very simple. Photo voltaic solar cells convert the radiation of sun light into electrical energy.
What are the components of a solar street light?
The main components of a solar street light are solar panel, light source, rechargeable battery, charge controller and interconnecting cables. The key role of a solar panel composed of multiple solar cells is to absorb solar energy and convert it into usable electricity to illuminate the solar street light.
How to install integrated solar street lights?
For installing integrated solar street lights first you need to set up and fix the pole. Each light is mounted on a standard galvanised pipe concreted in the ground or other similar poles depending on aesthetic or standards requirements. Depends on the location a pole with 3-5 meters long is appropriated.
Do solar street lights need to be fixed separately?
The panels should be fixed separately if it is an integrated solar street light and the panel and the luminary are connected with the help of the cables given. Solar panels do not require separate installation as all the components are integrated together in all in one solar street lights.
Are solar street lights a good idea?
Solar street lights are being used for a variety of lighting applications and rural areas with less connectivity to a power grid can benefit a great deal from the simple working principle of solar street lights.
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The first solar cell efficiency
Those first silicon solar cells were about 6 percent efficient at converting the energy in sunlight into electricity, a huge improvement over any previous solar cells.
FAQs about The first solar cell efficiency
What is solar cell efficiency?
Solar-cell efficiency is the portion of energy in the form of sunlight that can be converted via photovoltaics into electricity by the solar cell. The efficiency of the solar cells used in a photovoltaic system, in combination with latitude and climate, determines the annual energy output of the system.
When did solar cells become more efficient?
In 1985, researchers at University of New South Wales, Australia were able to construct a solar cell that has over 20% efficiency. A 20% efficiency solar cell were patented in 1992. In the 21st century, the efficiency continues to rise and and the future forecast shows that there are no signs that the efficiency would stop increasing.
When did photovoltaic cells become more efficient?
In 1955, Hoffman Electronics-Semiconductor Division introduced photovoltaic products with only a 2% efficiency, with an energy cost of $1,785/Watt (USD). In 1957, Hoffman Electronics were able to introduce cells with an increased efficiency, at 8%. The same company's solar cell efficiency was increased to 9% in 1958 and 10% in 1959.
When was the first solar cell made?
The first solar cell using silicon monocrystalline was constructed in 1941. Early silicon solar photovoltaic sells did not, however, have good efficiency.
What paved the way for further improvements in solar cell efficiency?
Breakthroughs such as the discovery of the photovoltaic effect and the development of the first silicon solar cell paved the way for further improvements in solar cell efficiency. Solar cell efficiency refers to the ability of a solar cell to convert sunlight into electricity.
Who invented photovoltaic solar cells?
At Bell Telephone Laboratories in Berkeley Heights, NJ, Daryl Chapin, with Bell Labs colleagues Calvin Fuller and Gerald Pearson, invented the first practical photovoltaic solar cell for converting sunlight into useful electrical power at a conversion efficiency of about six percent.
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Wind Camry generator working principle
The generator operates on electromagnetic induction, where conductor movement relative to a magnetic field induces an electric current. Wind generators are crucial in harnessing renewable energy from the wind to generate electricity. Working Principle of Wind Turbine: The turbine blades rotate when wind strikes them, and this rotation is converted into electrical energy. Wind turbines use blades to collect the wind's kinetic energy. The wind rotates the propeller-like blades of a turbine within a rotor, which turns the generator to create electricity.
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Working principle of photovoltaic panel grounding
Photovoltaic grounding is a key element of a photovoltaic system, ensuring its safety and reliability. It involves connecting the metal components of the installation to the ground using grounding wires, which effectively dissipates unwanted electrical charges. This process involves two distinct but related concepts: system grounding, which provides a reference to earth for the electrical system (stabilizing. Grounding is a critical aspect of electrical systems, including solar power installations.
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Solar cell module efficiency
Energy conversion efficiency is measured by dividing the electrical output by the incident light power. Factors influencing output include spectral distribution, spatial distribution of power, temperature, and resistive load. standard 61215 is used to compare the performance of cells and is designed around standard (terrestrial, temperate) temperature and conditions (STC): of 1 kW/m, a spectral distribution close to solar radiation through AM () of 1.5.
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Working principle of photovoltaic thermal energy storage power generation system
In a concentrating solar power (CSP) system, the sun's rays are reflected onto a receiver, which creates heat that is used to generate electricity that can be used immediately or stored for later use.
FAQs about Working principle of photovoltaic thermal energy storage power generation system
What is a photovoltaic integrated with thermoelectric cooler (PV/T) system?
Photovoltaic integrated with thermoelectric cooler (PV/TEC) systems Compared with single solar PV or solar thermal systems, PV/T system provides a higher total energy output including thermal energy output and electrical energy output. However, the majority of the overall energy is in thermal form, which is a low-grade energy .
What are the principles of solar energy storage?
This article overviews the main principles of storage of solar energy for its subsequent long-term consumption. The methods are separated into two groups: the thermal and photonic methods of energy conversion. The compari- cal and electrochemical reactions is given. arly along with the growt h of gross domestic produc t (GDP). about 2.0%.
Why do we need a solar PV/T system?
The PV/T systems can provide useful energy input, and reduce the consumption of other kinds of energy sources. In the early stage of solar technology development, areas with high solar radiation or limited access to grid electricity were considered as suitable places for implementation of solar PV technology.
What is passive solar energy?
Passive solar energy harnesses the natural light and warmth from the sun to naturally heat a building or space, eschewing reliance on active mechanical systems or technologies such as thermal active building systems (TABS) and solar collectors in solar thermal energy (STE) systems .
What is the difference between solar PV and solar thermal?
nt tracking, Applications.IntroductionThe basic principle behind both solar panel – solar photovoltaic (PV) and solar thermal – is the same. They absorb raw energy from the sun and use it to create usable energy. In solar PV systems this is through the creation of electricity, whereas thermal systems are
What are the applications of photovoltaic-thermal systems?
Applications of photovoltaic–thermal systems are summarized in detail. A view on the future of PV/T developments and the future work is presented. The commercial solar cells are currently less efficient in converting solar radiation into electricity. During electric power convention, most of the absorbed energy is dissipated to the surroundings.
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Measure the working voltage of the solar panel
Your multimeter is your best friend when testing solar panels. You can use it to check: 1. Open circuit voltage (Voc) 2. Short circuit current (Isc) 3. Current at max power (Imp) Here's how: A clamp meter, sometimes called an ammeter, can measure the level of current flowing through a wire. You can use one to check whether or not your solar panels are outputting their expected number of amps. A clamp meter makes. This is a DC power meter (aka watt meter): You can find them for cheap on Amazon. Connect one inline between your solar panel and charge controller and it'll measure voltage, current, wattage, and more. Here's how to use one. If your solar panel isn't outputting as much power as you expect, first do the following: 1. Make sure the panel is in direct sunlight and is facing and angled toward the sun 2. Check that no part of the panel is in shade 3. Clean the solar panel if.
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FAQs about Measure the working voltage of the solar panel
How do you test a solar panel with a multimeter?
To test the current, simply connect the multimeter to the panel's output. Set it to read DC current. Now, measure the current of the panel by connecting your multimeter. To test voltage, set your multimeter to read AC voltage. Connect the multimeter to one of your panels' output terminals and then measure the voltage.
How do you assess a solar panel's performance?
To accurately assess a solar panel's performance, measure the voltage and current output using a multimeter set to the appropriate settings. Analyze the voltage output by using a multimeter set to measure DC volts and ensuring correct connections for accurate readings.
How do you measure a solar panel voltage?
Measure the open-circuit voltage: Place the solar panel in a well-lit area under the sun and measure the voltage across the solar panel's positive and negative cables using the Multimeter. This voltage is called the open-circuit voltage (Voc), which is the maximum voltage the solar panel can produce under no-load conditions.
How do you use a voltmeter on a solar panel?
Measure the voltage between the +ve and -ve terminals by connecting the negative contact from the voltmeter to the negative on the panel and the positive contact on the voltmeter to the positive on the panel. Angle the solar panel towards the sun. Ensure that the multimeter is set at 10A, at least to start with.
How do I measure PV current?
Note: You can more easily measure PV current by using a clamp meter, which I discuss below in method #2. That's right — you can use a multimeter to measure how much current your solar panel is outputting. However, to do so your solar panel needs to be connected to your solar system.
How to test a solar panel?
Testing your solar panel is all about knowing its ratings and the importance of Open Circuit Voltage (Voc) in predicting its power output. But don't worry, setting up your multimeter doesn't have to be complicated! Just make sure you're in DC voltage mode and your probes are connected to the panel.
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Outdoor construction solar container communication station wind power
This large-capacity, modular outdoor base station seamlessly integrates photovoltaic, wind power, and energy storage to provide a stable DC48V power supply and optical distribution. Perfect. The Ayémé Solar Power Station is a proposed 120 megawatts plant in Gabon. OverviewA flywheel-storage power system uses a for, (see ) and can be a comparatively small storage. has a total installed power generation capacity of 49,270 as of 13 September, 2024 which includes 28,766 MW thermal, 11,519 MW hydroelectric, 1,838 MW wind, 780 MW solar, 249 MW bagasse, 3,620 MW nuclear and 2,498 MW of capacity. In June 2016, a solar farm in the area with a capacity of 5. At present, most hydro-wind-PV complementation in China is achieved by compensating wind power and PV power generation by. However,building a global power system dominated by solar and wind energy presents immense challenges.
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Solar cell power equipment for solar-powered communication cabinets
Combining solar power, energy storage, and communication power in telecom cabinets boosts reliability and cuts energy costs. Engineers achieve higher energy efficiency by. Sun-in-one turnkey containerized solar cell tower micro-grids provides a clean, reliable, affordable alternative to diesel generators for the telecom industry. Designed to withstand harsh weather conditions, the system integrates. th their business needs. As Architects of ContinuityTM, Vertiv solves the most important challenges facing today's data centers, communication networks and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extends from the. The MOBICELL-350 is the cabinet-mounted counterpart to our proven MOBISUN-350 trailer system. Built in a rugged, insulated NEMA 3X enclosure and skid-mounted for easy siting, the MOBICELL-350 integrates solar panels mounted on the outside walls of the cabinet, a 20 kWh AGM battery bank, and a 350W. Solar Telecom Power System is a reliable off-grid energy solution designed to support telecom and data transmission equipment in remote or hard-to-reach areas.
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What is the difference between solar cell grade A and grade B
Grade B solar panels have some visual defects that do not affect performance. Grade B naturally falls below grade A in this grading system. So how does Grade B stack up against the other grades? Grade A solar panels are entirely free of defects. Grade B has some visual flaws but still meets performance standards. Grade C. Like elementary school, solar panels are graded on several factors, mainly visual and performance flaws. While this grading system follows similar logic, different manufacturers and distributors can have other criteria for their grading systems. Before buying any solar. So, which type of solar panel suits your needs best? The performance and pleasant appearance of grade A solar panels? The ugly appearance, yet the excellent performance of the grade B solar panels? Or can you get a group of grade C solar panels entirely free?. At the heart of the grading system are defects. These defects in solar panels are the basis for how they are graded, and knowing them can help you determine your grading stem for.
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FAQs about What is the difference between solar cell grade A and grade B
What is the difference between Grade A and grade B solar cells?
Such modules usually have only a positive tolerance (i.e. the capacity of the modules is always higher than the passport one) and lower temperature coefficients. Grade B solar cells have visual defects and have a lower filling factor of the CVC characteristic: 0.4-0.7. Their price is usually a bit lower than that of the elements of Grade A.
What is a Grade B solar panel?
Grade B solar panels have visual defects but meet performance specifications. These solar panels are less common than grade A solar panels but are typically available from manufacturers upon request. Most manufacturers keep these panels for testing purposes but sell them with warranties like grade A solar panels.
What does grade a mean on a solar panel?
Grade – A normally means a panel has no visible defects and all the major possible defects are covered by manufacturer's standard warrantyl. Grade – B usually means the panel has some “cosmetic imperfections” or “cosmetic blemishes” of the above, but has the “same” electrical output as Grade – A.
Do grade B solar panels affect performance?
Grade B solar panels have some visual defects that do not affect performance. Grade B naturally falls below grade A in this grading system. So how does Grade B stack up against the other grades? Grade A solar panels are entirely free of defects. Grade B has some visual flaws but still meets performance standards.
Are Grade A solar panels a good choice?
Ultimately, it comes down to this: Grade A solar panels have no visual defects and meet performance standards. Grade B solar panels have some visible defects but meet performance standards. Grade C solar panels have visual defects and do not meet performance standards. Grade D solar panels are unusable, and entirely broken.
What are Grade C and grade D solar panels?
Grade C and Grade D panels occupy a niche in the solar panel spectrum, and their use is relatively rare: Grade C Panels: These panels often have severe cosmetic flaws or are made from cells with visible damage. They are typically unsuitable for standard solar installations.
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Heterojunction Solar Cell Project
Heterojunction solar cells (HJT), variously known as Silicon heterojunctions (SHJ) or Heterojunction with Intrinsic Thin Layer (HIT), are a family of technologies based on a formed between semiconductors with dissimilar. They are a hybrid technology, combining aspects of conventional crystalline solar cells with.
FAQs about Heterojunction Solar Cell Project
What are heterojunction solar cells (HJT)?
Heterojunction solar cells (HJT), variously known as Silicon heterojunctions (SHJ) or Heterojunction with Intrinsic Thin Layer (HIT), are a family of photovoltaic cell technologies based on a heterojunction formed between semiconductors with dissimilar band gaps.
What are silicon heterojunction solar panels?
They are a hybrid technology, combining aspects of conventional crystalline solar cells with thin-film solar cells. Silicon heterojunction-based solar panels are commercially mass-produced for residential and utility markets.
How do heterojunction solar cells work?
In the case of front grids, the grid geometry is optimised such to provide a low resistance contact to all areas of the solar cell surface without excessively shading it from sunlight. Heterojunction solar cells are typically metallised (ie. fabrication of the metal contacts) in two distinct methods.
Can silicon heterojunction solar cells be commercialized?
Eventually, we report a series of certified power conversion efficiencies of up to 26.81% and fill factors up to 86.59% on industry-grade silicon wafers (274 cm2, M6 size). Improvements in the power conversion efficiency of silicon heterojunction solar cells would consolidate their potential for commercialization.
What is silicon heterojunction (SHJ) technology?
This perspective focuses on the latter PC technology, more commonly known as silicon heterojunction (SHJ) technology, which achieved the highest power conversion efficiency to date for a single-junction c-Si solar cell. Moreover, the SHJ technology has been utilized in realizing world record perovskite/c-Si tandem solar cells.
Does silicon heterojunction increase power conversion efficiency of crystalline silicon solar cells?
Recently, the successful development of silicon heterojunction technology has significantly increased the power conversion efficiency (PCE) of crystalline silicon solar cells to 27.30%.
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Solar panel projects currently under construction
As of February 2026, there are 4,141 planned solar projects in development in the US, according to Cleanview's project tracker. Their total planned capacity is 691,773 MW. From California to New England, construction of solar energy is picking up speed, showing promise for hitting sustainability goals. Energy Information Administration (EIA) and the Solar Energy Industries Association (SEIA) show that Texas ranks among the top states for cumulative capacity and has led the nation in recent utility-scale solar additions. New steel sheet mill along the Ohio River. 17 billion in the Manasass facility to will. The BLM continually receives proposals for utility-scale wind, solar, and gen-tie line projects on public land, which are in various stages of review or implementation.