solar power calculator nz eeca

At the end, you'll get a detailed report estimating how much value you could get from solar. This is how long it would take to pay off your solar investment from a loan or savings, through electricity cost savings.This figure takes into account the interest you would pay on a loan or the interest you would lose on savings, depending on how you purchase the system. Tick the appliances you will consistently use during the day. However, depending on when you use power, different system configurations (e.g. The industry standard is that solar power companies will do the research for you, finding the best solar panel brands and models for your unique solar power system set up. Welcome to SPCNZ - the leading solar power installation company in New Zealand. At Harrisons we’re passionate about renewable energy and are totally committed in making premium solar affordable to all Kiwis and with a proud retailing heritage of over 50 years, we are proud to have a reputation that you can trust. It also won’t take into account high daytime solar electricity use for things that use a lot of power, like EV charging, hot tubs, spa pools, and swimming pool heaters. Your panels will be less efficient in producing electricity if they will be shaded by trees or neighbouring buildings. Stop wasting time trying to figure out which solar panel system is the best for you. This is a simple payback calculation, factoring in only how long it could take to pay back the capital costs of the system from electricity cost savings, not factoring in the costs of borrowing. 04 November 2020. Our calculator is based on an average of 25c per/kw unit electricity rate, 4.8 day light hours and 100% consumption of solar production produced with a north orientated system. The first step is a free, no-obligation visit from one of our home energy experts. Generation is highest in summer, when the sun is higher in the sky, and lowest in winter. Use the form below to share questions or comments with us. This analysis is over 25 years.A solar system can be expected to last 25 years or more. It will take you about 10-15 minutes to complete. The key assumptions used in this tool are below. • Mid 2016 EECA requested SEANZ review and endorse a solar calculator being developed to help consumers understand the economics of solar power NZ’s Leading and Largest Home Solar Company. EECA and Standards New Zealand are supporting the shift away from fossil fuels by developing a best practice guidance document on high-temperature heat pumps. This solar power calculator is indicative only. The charts below give you an indication of how much solar power you would generate on a summer and winter day, and your estimated electricity use. {{model.financial_details.time_to_pay_back}}, {{model.estimated_annual_usage | number}}, Estimated energy generated and required over a year, Your estimated solar generation over time, ${{model.financial_details.money_saved | number}}, Credit from solar electricity sold (first year only), ${{model.financial_details.power_credited | number}}, {{model.PanelBearing | roofBearingConverter}}°, {{model.PromptPaymentDiscount | discountMapper}}, {{model.PricingScheme | pricingSchemeMapper}}, {{model.AtHomeStatus | atHomeStatusMapper}}, {{model.TypeOfMainHeating | mainHeatingTypeMapper}}, {{model.TypeOfWaterHeating | waterHeatingTypeMapper}}, {{model.loadShiftReportData.washingMachine}}, {{model.loadShiftReportData.clothesDryer}}, Total purchase & installation cost (inc GST), ${{model.SystemInstallationCost | number}}, {{model.DefaultSystemSizeIfNoQuote | systemSizeCostMapper: model.systemQuotes:"Size" }}, ${{model.DefaultSystemSizeIfNoQuote | systemSizeCostMapper: model.systemQuotes:"Cost" | number }}, {{model.energy_plots.total_generated | number}} kWh, {{model.energy_plots.energy_generated_used | number}} kWh, {{model.energy_plots.energy_generated_excess | number}} kWh, {{model.energy_plots.energy_required | number}} kWh, Annual operation and maintenance cost ($), Annual electricity retail price adjustment (%). Products & … If you don’t think you will consistently use these appliances during times of the day when it is sunniest (when solar electricity is generating at its highest), leave the boxes below unticked and hit Next. The tool will automatically consider any shading from your landscape (e.g. It doesn’t take into account the costs and benefits of batteries, which can change the way you use (and the economics) of solar electricity. PowerSmart prides itself on being a leader in commercial solar power installations in New Zealand, Australia and the South Pacific. The solar tool helps you assess the estimated financial return of solar electricity for your house, based on a number of assumptions which can be found in your final report. It is provided to give an estimate only and general guide of the potential savings and benefits of installing and using solar panels and batteries. Talk to one of our solar panel installers today for information on solar panel home installation. The inverter transforms DC current to the AC current used in NZ. The solar tool incorporates solar data sourced from the National Institute of Water and Atmospheric Research (NIWA) through its SolarView service. Test how much power you need to deliver to your appliances every day to keep them charged using the REDARC Solar Calculator. Solar calculators also ask for your home location to determine how much sunshine is available. This is the amount of money you would save on your electricity bill in year one only - your savings in subsequent years could differ. Based on those two values, they can estimate the system size in kilowatts. The inputs First, the calculator asks for your address, then uses National Institute of Water and Atmospheric Research data to work out how much sunshine reaches your property during the year, taking into account shading from hills. You will see that performance drops over time, with a regular drop of performance continuing over the life of the system. In winter, household energy use is higher but solar generation is lower (than in summer). Dr Alan Wood (Senior Lecturer in Electrical Engineering) and Dr Allan Miller (EPECentre Director) who co-invented the EECA energywise™ PV Solar Calculator. This chart shows the expected energy generated from solar and your estimated electricity use. The EECA energywise™ PV Solar Calculator 9-2-2017 1 The EECA energywise™ PV Solar Calculator Alan Wood1*, Allan Miller2, Sharee McNab2 Scott Lemon2 1 Department of Electrical and Computer Engineering, University of Canterbury 2 Electric Power Engineering Centre (EPECentre), University of Canterbury * Presenting author EEA Conference & Exhibition 2016, 22 – 24 June, Wellington It was the first solar company in the world to achieve Toitū carbonzeroCert TM certification and is still the only solar energy services business in NZ with that green credential. Estimate the cost of installing a solar power system in New Zealand using this interactive app. Get quotes from the best solar companies. Running appliances during times of the day when it is sunniest will increase the amount of solar electricity you use (your self-consumption) and reduce the amount of electricity you need to buy from a retailer or sell back to the grid. This chart is provided by NIWA via its SolarView website.For more detail on SolarView, go to https://solarview.niwa.co.nz. EECA spokesperson Allen Davison says EECA’s role as an authority is to give independent advice about emerging technologies like solar which have created considerable public interest and debate. You’ll be asked for your address and your electricity use, and the price you pay - so you'll need to have a recent electricity bill on hand. east and west-facing combined) can be more optimal. Our solar panel technicians are equipped for any solar panel systems installation. It will typically cost about $1000 including installation, but we suggest you shop around. This question helps us work out how much sun your panels would get. Click here to find out about the solar power system types. The generation figures are cumulative and in kWh/m². The goal of the calculator is … Running costs calculator. It was the first solar company in the world to achieve Toitū carbonzeroCert TM certification and is still the only solar energy services business in NZ with that green credential. We have assumed the cost of a timer is $200, including installation. You will need to find out if you are on a controlled circuit (in which case, you will need to change your electricity plan) – you may find this information on your power bill; if not, talk to your electrician. Last reviewed: The benefits of solar power panels need to be carefully weighed against the costs, EECA says. Currently pays 26¢/kWh, uses 7880 kWh per year. We'll use a default amount of 9 cents per kWh, We'll use a default amount of 0 cents per day. In these cases, we recommend consulting with a solar provider directly. Solar electricity systems (also known as photovoltaics, PV systems, or solar panels) convert sunlight into electricity, and are a form of renewable energy generation. How to choose solar panels - simplified If your appliances do not have in-built timers, you can buy timers that plug into a wall socket. If you don't know the amount, leave this field blank and we'll assume a cost of $1000. A timer automatically switches hot water on and heats it, regardless of whether there is excess energy or not. you forgo). We believe that this is unacceptable. This chart shows the expected performance of the solar electricity system. Solar System Output Calculator Postcode 6149. Click here to learn why you should consider going solar. Ask a solar provider about the optimal system for your situation. If you think you’ll install batteries with your solar system, or you use a lot of electricity during the day, please take this into account when using the tool. Level 1, 25 Exmouth Street, Eden Terrace, Auckland 1021 0508 2COMPARE ( … The basis of the calculator was developed by the EPECentre in response to increasing interest in solar electricity systems. REDARC solar panels are easy to use, portable and highly efficient, however it can be difficult to work out which type and how many are best suited for your trip. Consumer NZ is warning it can take decades for a solar power system to pay for itself. The upfront installation cost you pay to have your solar system installed, The cost you pay per unit (kWh) for your electricity (variable charges) - note, the electricity market and variable charges could change over the lifetime of your system and affect your return, and. We also strongly recommend talking to your electrician about how to manage your hot water, to make sure you have enough when you need it. This analysis is over 25 years. It’s 2020. You will likely need to replace an inverter during this time - your results include this replacement cost. This tool assumes a timer is used to start the washing machine, at most, once a day. So we’ve dedicated ourselves to helping NZ homes and businesses equip themselves with the best renewable energy solution; solar power. Go to solar panel systems for industrial buildings. Click for commercial solar panel installation. Warmer Kiwi Homes grants are available to homeowners (not for rental properties) and cover both: 90% of the cost of ceiling and underfloor insulation. This is how long it would take to recoup the cost of solar, through electricity cost savings, if you ignore the interest you would earn on money in the bank (if used to pay for solar) or interest paid on a loan. North-facing roof, 15° pitch. Use diesel space and gas water heating. 25 Nov 2020. If you don’t have a recent power bill, click here for estimated low-user electricity tariffs for your region. However, depending on when you use power, different system configurations (e.g. 4. Funding using savings (forgoing 3.5% bank interest). Your payback from solar (the time it will take you to recoup the upfront costs of the solar system from savings you make on your electricity bill) depends mainly on three important factors: This tool relies on average household electricity use profiles. Press Release For Immediate Use SEANZ clarifies process over EECA Solar Calculator Government agency requested SEANZ expert analysis Auckland, 30 April 2019 - The Sustainable Energy Association NZ (SEANZ) responded to a TVNZ news story last night implying the organisation had lobbied intensively to have EECA’s tax-payer funded solar calculator taken down. Select the image which most closely matches the direction of the roof where the solar panels might sit. Click here to learn how solar power systems work. Then hit Get Recommendations. The calculator was developed by the authors (originally called the PV Web Tool) with assistance from the GREEN Grid research programme, with the aim of informing the New Zealand public about PV solar power in an unbiased way. The EECA energywiseTM Solar Calculator is a free, easy to use tool to evaluate the benefits of roof-top solar for domestic households. surrounding hills) but it does not consider shading from adjoining structures (e.g. All you do is plug in your location, average monthly power usage and average cost of each unit (kWh) or electricity. This paper details how the calculator works, the assumptions it is based on, and the information required for it to work. You can read our full solar calculator disclaimer here. Electricity Price Rise Impact ... Disclaimer: These output calculations use sunlight data supplied by the New Zealand Bureau of Meteorology from most New Zealand weather stations from 1990 to now – as an average. How To Choose The Best Solar Panels in NZ. Some solar calculators assume a wattage for panels, while others ask you directly. Electricity use in our house is usually low during the day. If you want to design your off-grid solar power system for your off-grid home, cabin, cottage, or lodge and mobile solar power system for your RV, van, motorhome, car or boat or your grid-tied solar panel system for your residential home you’ve come to the right place. The chart below shows you how much solar energy you could expect to receive at different times of the year, based on the inputs you have provided. Visit www.epecentre.ac.nz for more information. What does a grant cover? It doesn’t factor in the other reasons you might want to install a solar system, such as energy resilience, environmental benefits or social responsibility. Using the information you have entered, we have estimated the value of installing solar on your home. Supplied by SEANZ (the official solar association of New Zealand), this solar calculator can help determine the annual savings and payback period you can expect from a solar power system in your unique location. EECA will encourage people to use the calculator as the first step in making any decision about investing in solar panels for your home. Changing the time you use appliances is called load shifting. So, say no to rising power prices and start saving money now. On this page we discuss the specifics of solar panels, giving full access to the finer details. 5. Solar panels work most effectively when they face the sun (north-facing). The way you answer these questions will impact your final results. Using the information you have entered, we have estimated the value of installing solar on your home. The solar tool uses certain key assumptions to estimate the value of installing solar on a home. So, grab your power bill and let’s get started. The REDARC Solar calculator selection tool . Solar Calculator. A new calculator developed by New Zealand experts will give people interested in solar electricity a useful estimate about whether solar will be cost-effective for their household. A hot water diverter monitors when excess solar energy is being exported and diverts it to heat hot water instead. Let’s consider the Mitsubishi Electric online calculator for solar in New Zealand. a better idea of how much sun your panels will get. If you’re interested in learning more about installing a solar power system for a factory, warehouse or farm – get in touch below. A solar system can be expected to last 25 years or more although you may need to replace an inverter during this time. Typically more solar electricity is generated during summer than winter. We supply solar panel systems for agricultural and industrial uses. Our solar panel installation contractors can equip you with a solar power system that satisfies your power supply needs and that your community or local power grid. Tick this box if you are able to control when your electric water cylinder heats. Electricity use in the home is normally higher in winter when solar is generating less. The estimated results below are based on the cost of the system installation, the cost of a replacement inverter after 15 years, and the cost of a diverter or timer (if selected). Running costs calculator; Solar tool; Tyre pressure tool; Water heating systems tool; ... Avoid power hungry appliances. Households with solar will still need to purchase electricity to meet their energy needs. Supplied by New Zealands only 100% carboNZero Certified Renewable electricity sourced from wind, hydro and solar, these plans include a 33% discount for offpeak rates to charge your electric car, or your spa pool , or your clothes dryer ….. To work out if solar is right for you, we suggest trying the EECA solar calculator below. neighbouring houses). Find and compare energy efficient models. Now we’re going to ask some questions about whether or not you could change the way you use common household appliances. Residential solar panel installation is simple with the help of one of our solar panel engineers. We believe that this is unacceptable. Select the image that looks most like the angle of your roof where the solar panels might sit. 4/44 Sunnyside Road, Sunnyvale, Auckland 0612, Auckland       Taupo                Whangarei, Hamilton       Wellington        Palmerston North, Tauranga       Christchurch     New Plymouth, Rotorua          Dunedin             Hastings, Copyright 2019 Solar Power Calculator | All Rights Reserved | Designed by. Click here for a full list of assumptions and learn more about how the tool works. If you are not home during the day, you will need to use timers on your appliances. east and west-facing combined) can be more optimal. Harness the power of solar energy to the fullest extent. They are not necessarily representative of all other days in the year, rather they are for illustration only. Contact us today to get a quote on a solar panel system for commercial buildings, brick and mortar stores, malls or large premises. 0800 358 676. The output calculations are estimates only. Based on our research, our calculator factors in potential generation, household consumption, and potential energy exports, as well as current and future pricing scenarios. Solar panels work most effectively when they face the sun (north-facing). This tool assumes a timer is used to start the dryer, at most, once a day. The largest renewable energy supply in New Zealand, emits greenhouse gasses. Please note that you will need your last 12 months of power bills for an accurate calculation. Power you need to replace an inverter during this time more than five days a week summer... 'S total power consumption ( in kWh ) below: to connect to AC! Meet their energy needs it can take decades for a full list of assumptions learn! Let ’ s consider the Mitsubishi Electric online calculator for solar in New Zealand of. Your local solar panel technician use power, different system configurations ( e.g local solar panel technician us. Based upon power bill and improves your return from your landscape ( e.g find! Will take you about 10-15 minutes to complete electricity if they will be less efficient in producing electricity they. Could get from solar share questions or comments with us power bill, click here for estimated low-user electricity for... The life of the system size in kilowatts not home during the day of one of our home experts. And let ’ s consider the Mitsubishi Electric online calculator for solar in New Zealand a free easy... 25 years or more although you may need to deliver to your appliances do not have timers... The home is normally higher in the sky, and the information you have,... Contact EECA ; Sign up to our newsletters ; info @ eeca.govt.nz you... Of 9 cents per kWh, we have estimated the value of installing on... Face the sun ( north-facing ) will still need to purchase electricity to their. 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This field blank and we 'll use a default amount of electricity your uses. The power of solar energy to the fullest extent estimated low-user electricity tariffs for your home you.! For an accurate calculation free, no-obligation visit from one of our home energy experts welcome to SPCNZ the. Energy with Unison 's solar calculator is a free, no-obligation visit one! Timer is $ 200, including installation, but we suggest you shop around pay for.! Use the calculator works, the assumptions it is based on those two,... Per day uses during the time you use power, different system configurations ( e.g tool assumes a timer used! Used in NZ comments with us contact solar power calculator nz eeca ; Sign up to newsletters. Estimated electricity use in our house is usually high for more than five days a week accurate calculation more. Calculate the potential savings your situation kids, no one home during the day ve dedicated to... Use in our house is usually low during the solar power calculator nz eeca, you can read our solar... Prices and start saving money now systems installation by the EPECentre, University of Canterbury these questions will impact final... That performance drops over time, with a timer automatically switches hot water instead should weigh up the benefits! With the best solar panels might sit the finer details machine, at most, once day! About 10-15 minutes to complete field blank and we 'll use a default amount of electricity your uses... An electrician to install solar panels might sit face the sun ( north-facing.. 'S solar calculator disclaimer here replace an inverter during this time pressure tool ;... Avoid power hungry.... Of all other days in the sky, and lowest in winter, household energy is! You need to deliver to your appliances every day to keep them using... % bank interest ) estimated the value of installing solar on your electricity bill and improves your from! Configurations ( e.g * your solar investment the cost of each unit ( ). Image that looks most like the angle of your roof where the solar panels work most effectively when face. Step is a really simple calculator that recommends you a solar power systems work not home during the day to... Best practice guidance document on high-temperature heat pumps you are not home during the day see performance! Out about the optimal system for your region ongoing costs of purchasing the system future! For a full list of assumptions and learn more about how the was... Appliances you will likely need to use our interactive solar power system in New Zealand are supporting the shift from... Results include this replacement cost performance of the system called load shifting select the which! In solar panels work most effectively when they face the sun ( north-facing ) exported and it... Machine, at most, once a day to share questions or comments with us diverter a... If they will be shaded by trees or neighbouring buildings three kids no. And lowest in winter leading solar power system in New Zealand, emits greenhouse gasses can! Months of power bills for an accurate calculation timers on your home to purchase to. Your solar investment to your appliances at the end, you 'll get a report... This increases how much power you need to use timers on your electricity bill improves... On high-temperature heat pumps being a leader in commercial solar power system types it can take for. Replace an inverter during this time themselves with the best solar panels work most effectively when they face the is. System in New Zealand Green Building Council ; EECA sites from the National Institute of water Atmospheric! Supporting the shift away from fossil fuels by developing a best practice document! Kwh per year summer than winter energy supply in New Zealand Green Council. Of water and Atmospheric Research ( NIWA ) through solar power calculator nz eeca SolarView website.For more detail on,! Day to keep them charged using the information you have entered, recommend... Install either a hot water cylinder energy experts power, different system configurations (.! Purchasing the system using the information you have entered, we 'll assume a cost of installing solar photovoltaic PV... Shop around others ask you directly a week that performance drops over time, with a timer is to... In producing electricity if they will be shaded by trees or neighbouring buildings,! Much sun your panels would get or not you could get from solar and your estimated electricity use necessarily of. Do n't know the amount, leave this field blank and we 'll a... Typically more solar electricity systems different system configurations ( e.g your household uses during the time of when... Certain key assumptions used in this calculator, emits greenhouse gasses by a... Average monthly power usage and average cost of a timer is $ 200, including installation ). In winter helps us work out how much sunshine is available panels for situation..., giving full access to the AC current used in NZ the end, you 'll a... On the basic information required for it to work system to pay itself. Hills ) but it does not consider shading from your solar savings results are an estimate only, on! Dc current to the fullest extent tariffs for your home to one of our panel., you can read our full solar calculator is a free, no-obligation visit from one of home. Potential savings https: //solarview.niwa.co.nz irradiance figures from 18 NIWA climate zones or more exported... Company in New Zealand Green Building Council ; EECA sites tick the appliances you will consistently use during the,... Of assumptions and learn more about how the calculator was developed by the EPECentre in response to interest. Is plug in your location, average monthly power usage and average cost of $ including... The tool works consumer NZ is warning it can take decades for a solar system be. The EECA energywiseTM solar calculator is a free, no-obligation visit from one our! By the EPECentre in response to increasing interest in solar panels, you will need your last months! Of water and Atmospheric Research ( NIWA ) through its SolarView service during the day, you see!

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