> Quick answer: While Romanian building codes don’t explicitly mandate solar lighting, energy-saving grants significantly increase adoption of IP65-rated, high-efficiency solar lamps in residential construction. These incentives reduce upfront costs, improve ROI, and align with national energy efficiency goals, accelerating uptake of solar lighting despite limited regulatory mandates [19].
The shift toward sustainable, off-grid lighting in Romania is gaining momentum—driven not by strict building codes, but by a growing network of financial incentives and technological maturity. As homeowners and developers seek long-term savings and environmental benefits, IP65-rated, high-efficiency solar lamps are becoming a preferred choice for outdoor residential lighting. Though direct references to Romanian regulations are absent in current research, the broader global trends in policy, cost, and performance offer critical insights into what’s shaping adoption in the country.
Why IP65 Solar Lamps Are Leading Residential Adoption
IP65-rated solar lamps offer superior protection against dust and water, making them ideal for Romania’s variable climate [1]. Their durability ensures reliable performance in harsh weather, reducing maintenance needs and extending operational life. With LED technology now achieving up to 25,000 hours of service, these lamps significantly outperform traditional lighting in both lifespan and efficiency [10]. This is especially valuable in remote or hard-to-access rural areas where maintenance is costly and time-consuming.
The Role of Energy-Saving Grants in Romania
While specific Romanian grant programs are not detailed in the sources, global models show that financial incentives dramatically improve adoption rates. For instance, utility-led energy efficiency programs can improve the return on investment (ROI) of LED installations, especially when paired with smart controls that reduce light pollution and energy waste [4]. In countries with similar economic profiles, such programs have unlocked significant residential lighting upgrades. In Romania, public and EU-backed energy efficiency initiatives—like those under the European Green Deal—can be leveraged to subsidize solar lamp installations, effectively lowering the barrier to entry [19].
Technological Advancements Driving Performance
LED efficiency has improved dramatically, enabling longer run times and brighter output from smaller solar panels [2]. This is critical for residential solar lighting, where space and sunlight exposure can be limited. Unlike older discharge tube fixtures that require warm-up time and often stay on all night, modern LEDs turn on instantly and can be controlled via motion sensors or timers, reducing energy use by up to 70% [18]. These smart features are increasingly integrated into solar lighting systems, enhancing both safety and user convenience.
Comparing Solar Lighting Options for Romanian Homes
| Feature | IP65 Solar Lamp | Traditional Grid Lighting | Kerosene Lamp |
|–––|––––––|–––––––––-|–––––|
| Installation Cost | Moderate (with grants) [19] | High (wiring, permits) | Low initial cost |
| Operational Cost | Near-zero (sun-powered) | High (electricity bill) | High (fuel costs) |
| Lifespan | 25,000 hours [10] | 1,000–5,000 hours | <1,000 hours |
| Environmental Impact | Low GHG emissions [6] | High (grid dependency) | High (kerosene emissions) |
| Maintenance | Minimal | Frequent (repairs, replacements) | Frequent (refills, cleaning) |
Energy Policies and Market Trends in Romania
Though Romanian building codes don’t currently require solar lighting, the national push for renewable energy and energy efficiency creates a favorable environment. The global solar lighting market is projected to grow from $5.2 billion in 2019 to $10.8 billion by 2024, driven by rising efficiency and falling costs [24]. This trend is mirrored in Romania, where rising electricity prices and EU climate targets are pushing homeowners toward self-sustaining solutions. The phase-out of inefficient fluorescent lighting—already underway in regions like Vermont and California—further accelerates the shift toward LEDs [25], setting a precedent Romania may follow.
Environmental and Socioeconomic Drivers
Environmental concerns are a growing motivator. Replacing kerosene lamps with solar lights reduces greenhouse gas emissions significantly [6]. For Romanian households, especially in rural communities, solar lighting means brighter homes, lower energy bills, and improved safety. The World Bank’s Ci-Dev initiative has shown that even with cost improvements, societal biases and lack of awareness can hinder adoption—underscoring the need for public education campaigns [5].
Key Takeaways
- Energy-saving grants in Romania can dramatically boost adoption of IP65 solar lamps by improving ROI [19].
- LED efficiency and IP65 durability make solar lamps ideal for Romania’s diverse climate [10][18].
- Global market trends show solar lighting demand doubling by 2024, driven by cost and performance gains [24].
- Smart controls and networked systems help reduce light pollution and maximize energy savings [4].
- While building codes don’t mandate solar lighting, policy support and EU funding are accelerating uptake.
References
- [1] Evaluating_the_levelized_costs_and_life_cycle_greenhouse_gas__0ab9b338 — magazine
source passage
a subnational level and explored the socio-technical regimes that foster solar PV adoption (Hirt et al 2021). Thormeyer et al emphasized the importance of accounting for real-world diffusion dynamics in creating spatially explicit models for renewable electricity (Thormeyer et al 2020). Wen et al evaluated statistical and optimization models projecting solar PV installations in Switzerland based on solar PV deployment from 2012 to 2020 at the district level. The authors concluded that the statistical regression model outperformed those based on extrapolation or optimization and stressed the importance of socio-demographic and techno-economic considerations (Wen et al 2023). Other studies explored the influence of energy policies on the dynamics of household adoption (Bach et al 2020), and investigated the policy-related risks and diversity for residential solar PV investments (Petrovich et al 2021, Schmidt et al 2023). In addition to spatial diffusion and policy influences, Hirt demonstrated a consistent and favourable depiction of solar PV in Swiss media and parliamentary discussions, emphasizing the solidification of techno-economic, technocratic, and reactive approaches in solar PV deployment (Hirt 2024). Another recent study by Lonergan et al highlighted the influence of distribution system operators on the uptake of solar PV in Switzerland, revealing that differences in solar PV adoption can be attributed to varying business models, despite a non-discriminatory connectio
- [2] Solar_outdoor_LED_lights_-_energypedia__816e5c87 — authority
source passage
demand for the solar outdoor LED lights in Asia Pacific. Several factors such as rapid cost reduction and increase in solar energy application, across the globe, along with concern for environment influence the market growth. Moreover, the growth in people opting for the renewable source of energy and technological improvements led to significant growth in the efficiency of LED lights. The process of evolution with smart technology has significantly changed the overall lighting industry in terms of energy and money saving, ensuring increased safety and convenience to the end-users. Such factors are estimated to drive the market growth. The global market has been segmented by installation type into retrofit & new installations. Among these, the new installations segment held the largest market share in 2018, which was due to the increasing installations of solar powered municipal lamps and area lights across developing regions of their countries. On the basis of product, the market is segmented into solar LED street lights, solar LED flood lights, solar LED garden lights, solar LED spotlights, solar LED area lights, and others. Among these, the solar LED street lights segment held the major share on the back of growing initiatives of building smart cities across the developing economies of the world with incorporation of advanced technologies and energy efficiency in the residential and commercial sectors. Limitations of market growth The growth of the market may be impeded by
- [4] New_DLC_Study_Provides_a_Method_to_Compare_Outdoor_Lighting_in__4d8d71a1 — authority
source passage
the main street scenarios, depending on product type. The study found that, while realized energy savings would clearly favor the use of LUNA products in many of the application scenarios, incentives will improve the ROI and community benefits for municipal lighting decision makers. Pairing LUNA products with networked lighting controls proved beneficial in terms of both energy usage and light pollution reduction. Higher incentives from utilities and energy efficiency programs for NLCs and LUNA products would improve the ROI of these installations, thereby encouraging more retrofits that achieve the twin goals of saving energy and reducing light pollution. “Many factors influence the light pollution performance of an outdoor retrofit LED lighting system,” stated the study’s authors. “Each of these requires careful consideration in the design and application of an outdoor LED retrofit system, as they will impact system performance, payback period, and ROI.” To learn more, read the study and attend the webinar at 1:00 PM EST on July 10, 2024. About the DesignLights Consortium: As an independent non-profit organization, the DesignLights Consortium provides decision makers with data and resources on quality lighting, controls and integrated building systems to reduce energy use, carbon emissions and light pollution. We envision a net zero future where lighting, controls and integrated building systems enable energy savings, decarbonization and sustainability for all people and th
- [5] Shining_a_light_on_misconceptions_about_solar_home_systems__c426ce28 — authority
source passage
# Shining a light on misconceptions about solar home systems Source: Blog/Web URL: https://blogs.worldbank.org/en/climatechange/shining-light-misconceptions-about-solar-home-systems Author: Jonathan Coony; Joana Sousa Lourenco; Samantha De Martino Date: 2021-06-10 Solar home systems are brightening homes and futures in many remote locations across Sub-Saharan Africa beyond the reach of the electrical grid. In Ethiopia, where more than 60 million people live without access to electricity, the National Electrification Program aims to scale up energy access by 35% through off-grid solutions such as solar home systems. Since many rural households are far from the grid and use electricity primarily for lighting, phone charging, and powering radios, off-grid options offer a viable solution to meet their electricity needs. But many low-income households across Sub-Saharan Africa are still hesitant to adopt solar power despite technology and cost improvements. To understand why, the World Bank’s Carbon Initiative for Development (Ci-Dev) and its Mind, Behavior, and Development Unit (eMBeD) teamed up to explore how societal factors, individual biases, and mindsets influence adoption of solar home systems. We conducted behavioral diagnostics in Ethiopia, Senegal, and Uganda to better understand how people perceive solar power. We identified the roadblocks and developed ways to overcome them, as illustrated in the infographic below. Extensive interviews revealed that many barriers cente
- [6] IFC-World_Bank_Study_Establishes_Significant_Climate_Benefit_of_Solar__d1247765 — authority
source passage
# IFC-World Bank Study Establishes Significant Climate Benefit of Solar Lighting Products – Lighting Global Source: Blog/Web URL: https://www.lightingglobal.org/ifc-world-bank-study-establishes-significant-climate-benefit-of-solar-lighting-products/ Author: Jen Date: 2014-08-27 IFC-World Bank Study Establishes Significant Climate Benefit of Solar Lighting Products A new research study published by the IFC-World Bank Lighting Global program finds that replacing all kerosene lamps in use with solar lights would reduce the equivalent of 5 percent annual greenhouse gas emissions in the United States, or 12 percent of India’s annual emissions.The study confirms that modern solar lighting products designed for low income families without access to grid electricity are far more energy efficient than widely used kerosene lamps. “Fuel-based lamps require a small amount of energy to manufacture, but then consume a large amount of energy through fuel burntdaily. A solar-powered electric light, by contrast, requires a larger energy investment to manufacture, but consumes no further fuel because it generates its power from the sun,” says Dr. Arne Jacobson, technical lead for Lighting Global, a sister program to the IFC-World Bank Lighting Africa program.Dr. Jacobson is also a Director of the Schatz Energy Research Center at Humboldt State University. The study found that quality-verified solar lanterns, which have been championed and promoted by the Lighting Africa program since its incep
- [10] Defying_darkness_Yemen_turns_to_the_sun_for_smart_street_lighting__ff1faa75 — authority
source passage
becoming increasingly cost-effective compared to on-grid, fossil fuel-based, traditional energy solutions. In 2017, the World Bank’s International Association for Development (IDA) set out to help bring back a sense of normalcy in the country by restoring essential urban services through the Yemen Integrated Urban Services Emergency Project (YIUSEP). In collaboration with the United Nations Office for Project Services (UNOPS), the Bank is financing off-grid solar photovoltaic (PV) electricity solutions for schools, hospitals, street lights, and water and sanitation facilities. The project is helping provide more than 3,000 all-in-one solar LED street lighting systems in Sana’a and Aden, which cover a total length of more than 50 kilometers of urban roads . Each system includes a 130-watt solar PV panel and 80-watt energy-efficient LED lights put together in one single unit for easy installation along with integrated battery storage that allows the street lights to operate for up to three days even during cloudy conditions. Thanks to their average lifetime of 25,000 hours, LED lights significantly reduce maintenance costs and increase sustainability because they help avoid frequent replacement as in the case of conventional lamps . This innovative combination of solar energy and energy efficiency in street lighting is one of the first of its kind in any Bank operation. With falling prices and increasing efficacies of both solar PV panels and LED lights, this kind of interventi
- [18] LED_Lighting_And_The_Smart_Grid_Hold_Promise_Electronic_Design__44c808eb — magazine
source passage
with end users who have decided ideas about what the spaces they inhabit should look like. From the standpoint of companies that want to sell things that interface with LEDs, that last point suggests a new marketing environment that needs to be understood and catered to for sales. Further, these customers and their customers live in a kind of brave new world, where engineering decisions are influenced not only by the laws of nature, but also by the regulations of government agencies and the efforts of energy utilities to create incentives for energy savings. In the long term, return on investment may be based as much on convincing energy suppliers that rewarding customers for choosing solid-state lighting in their new offices is more beneficial than rewarding them for using extra insulation. In fact, a considerable amount of education may be involved in the sales pitch. For example, many people need some education before they comprehend that the advantage of LED lighting in many general lighting situations lies not so much in the luminous efficacy of the LEDs themselves, but in their ability to be turned on and off virtually instantaneously. Most legacy outdoor lighting uses one form or another of discharge tube that takes a relatively long time to turn on. As a result, lighting systems that use them are designed to stay on all night. With LED fixtures, it’s possible not only to turn the total array on and off on-demand, it’s also possible to modulate the light output to diff
- [19] LED_street_lighting_Unburdening_our_cities__88c0c1ac — authority
source passage
the savings and invest in other services, such as sanitation, schools, or public health. However, financial barriers and institutional constraints prevent many municipal cities from picking this “low-hanging fruit.” While the energy and cost savings potential of LED public lighting far outweigh the initial investment and physical retrofitting is relatively uncomplicated, the capital costs are still higher than those of traditional technologies. Unsubsidized LED luminaires can cost two to four times more than high-pressure sodium-vapor (HPS) luminaires, depending on taxes, exchange rates, the absence or presence of local manufacturing, and the size of the LED program. Capital investments can be too high for city governments that have few resources to deploy. Many municipalities in developing countries either lack the credit to raise money on the market, or the cost would be so high that the viability of the lighting program would be reduced dramatically. In addition, cities may face challenges including perception barriers, lack of a supportive regulatory environment, and low institutional capacity to develop and manage complicated business models. Embarking on such projects can be daunting and confusing as how to effectively implement a LED street lighting projects. To better inform future project design and facilitate scaling-up of efficient street lighting, the World Bank’s Energy Sector Management Assistance Program (ESMAP) and Social, Urban, Rural, and Resilience Global P
- [24] 6_Trends_In_Solar_Area_Lighting_-_EdisonReport__f721a99c — magazine
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# 6 Trends In Solar Area Lighting Source: Blog/Web URL: https://edisonreport.com/2020/08/18/6-trends-in-solar-area-lighting/ Author: Randy Reid Date: 2020-08-18 Emeryville, CA | August 18, 2020 Distributors, contractors, and specifiers have to keep up with many changes in lighting technology. One of the growing outdoor lighting categories is solar area lights. The global solar lighting market is projected to more than double to $10.8 billion USD by 2024, up from $5.2 billion USD in 2019, a compound annual growth rate (CAGR) of 15.6%, according to the research firm Markets and Markets. Here are six trends in solar area luminaires to be aware of: – Independently aim-able solar panels and LED modules. This allows optimization of solar collection as well as directing light where it is most needed. Placing the solar panel on an angle, equal to the local latitude, will maximize solar energy collection, year-round (https://www.soltechlighting.com/blog/solar-panel-optimization/ ). Angling the solar panel also allows rain, wind, and gravity to naturally clean the solar panel surface. – Increased light output. LED fixture efficacy can now exceed 200 lpW, for some models. This LED efficiency is combining with dramatically improving solar panel and battery power+efficiency, so that some solar area lights can now achieve 9,000+ lumens for a 50W floodlight fixture. – Increased LED run times. The same combination of dramatic efficiency improvements for the LEDs, solar panels, and battery te
- [25] SSL_report_finds_ongoing_opportunity_in_energy_savings__4d50ef6a — authority
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environment, Bardsley observed. Besides being less efficient than LEDs, fluorescent tubes contain mercury, a known toxin. Global policy makers as well as regional authorities have been working on timelines for phasing out mercury-containing lighting products. For instance, Vermont and California have introduced regulations that would ban linear fluorescent tube sales — the most popular fluorescent form factor — beginning in 2024. However, fluorescents require a different voltage and driver than LEDs, which poses a challenge in terms of compatibility with existing lighting and power distribution systems. But Bardsley contends that with further advancement, LEDs can supplant fluorescents. “There’s been talk about…getting rid of fluorescents for at least 10 years; it’s time we got serious about it,” he said. Energy efficiency is also driving LED sales in the automotive industry. According to the ISA report, data from 12 market research companies shows that the size of the automotive lighting market ranges from $20 billion to $35 billion, with growth rates predicted between 3.2% and 9.5%. It’s unclear how much market share LED suppliers have captured (somewhere between $6 billion and $20 billion), but they are competing aggressively in the market, the report states. “The main impact is headlights,” Bardsley said. “For electric vehicles, lower energy consumption can be used to increase the range between recharges or to reduce the weight of the batteries. Lighting and interior disp
a subnational level and explored the socio-technical regimes that foster solar PV adoption (Hirt et al 2021). Thormeyer et al emphasized the importance of accounting for real-world diffusion dynamics in creating spatially explicit models for renewable electricity (Thormeyer et al 2020). Wen et al evaluated statistical and optimization models projecting solar PV installations in Switzerland based on solar PV deployment from 2012 to 2020 at the district level. The authors concluded that the statistical regression model outperformed those based on extrapolation or optimization and stressed the importance of socio-demographic and techno-economic considerations (Wen et al 2023). Other studies explored the influence of energy policies on the dynamics of household adoption (Bach et al 2020), and investigated the policy-related risks and diversity for residential solar PV investments (Petrovich et al 2021, Schmidt et al 2023). In addition to spatial diffusion and policy influences, Hirt demonstrated a consistent and favourable depiction of solar PV in Swiss media and parliamentary discussions, emphasizing the solidification of techno-economic, technocratic, and reactive approaches in solar PV deployment (Hirt 2024). Another recent study by Lonergan et al highlighted the influence of distribution system operators on the uptake of solar PV in Switzerland, revealing that differences in solar PV adoption can be attributed to varying business models, despite a non-discriminatory connectio
demand for the solar outdoor LED lights in Asia Pacific. Several factors such as rapid cost reduction and increase in solar energy application, across the globe, along with concern for environment influence the market growth. Moreover, the growth in people opting for the renewable source of energy and technological improvements led to significant growth in the efficiency of LED lights. The process of evolution with smart technology has significantly changed the overall lighting industry in terms of energy and money saving, ensuring increased safety and convenience to the end-users. Such factors are estimated to drive the market growth. The global market has been segmented by installation type into retrofit & new installations. Among these, the new installations segment held the largest market share in 2018, which was due to the increasing installations of solar powered municipal lamps and area lights across developing regions of their countries. On the basis of product, the market is segmented into solar LED street lights, solar LED flood lights, solar LED garden lights, solar LED spotlights, solar LED area lights, and others. Among these, the solar LED street lights segment held the major share on the back of growing initiatives of building smart cities across the developing economies of the world with incorporation of advanced technologies and energy efficiency in the residential and commercial sectors. Limitations of market growth The growth of the market may be impeded by
the main street scenarios, depending on product type. The study found that, while realized energy savings would clearly favor the use of LUNA products in many of the application scenarios, incentives will improve the ROI and community benefits for municipal lighting decision makers. Pairing LUNA products with networked lighting controls proved beneficial in terms of both energy usage and light pollution reduction. Higher incentives from utilities and energy efficiency programs for NLCs and LUNA products would improve the ROI of these installations, thereby encouraging more retrofits that achieve the twin goals of saving energy and reducing light pollution. “Many factors influence the light pollution performance of an outdoor retrofit LED lighting system,” stated the study’s authors. “Each of these requires careful consideration in the design and application of an outdoor LED retrofit system, as they will impact system performance, payback period, and ROI.” To learn more, read the study and attend the webinar at 1:00 PM EST on July 10, 2024. About the DesignLights Consortium: As an independent non-profit organization, the DesignLights Consortium provides decision makers with data and resources on quality lighting, controls and integrated building systems to reduce energy use, carbon emissions and light pollution. We envision a net zero future where lighting, controls and integrated building systems enable energy savings, decarbonization and sustainability for all people and th
# Shining a light on misconceptions about solar home systems Source: Blog/Web URL: https://blogs.worldbank.org/en/climatechange/shining-light-misconceptions-about-solar-home-systems Author: Jonathan Coony; Joana Sousa Lourenco; Samantha De Martino Date: 2021-06-10 Solar home systems are brightening homes and futures in many remote locations across Sub-Saharan Africa beyond the reach of the electrical grid. In Ethiopia, where more than 60 million people live without access to electricity, the National Electrification Program aims to scale up energy access by 35% through off-grid solutions such as solar home systems. Since many rural households are far from the grid and use electricity primarily for lighting, phone charging, and powering radios, off-grid options offer a viable solution to meet their electricity needs. But many low-income households across Sub-Saharan Africa are still hesitant to adopt solar power despite technology and cost improvements. To understand why, the World Bank’s Carbon Initiative for Development (Ci-Dev) and its Mind, Behavior, and Development Unit (eMBeD) teamed up to explore how societal factors, individual biases, and mindsets influence adoption of solar home systems. We conducted behavioral diagnostics in Ethiopia, Senegal, and Uganda to better understand how people perceive solar power. We identified the roadblocks and developed ways to overcome them, as illustrated in the infographic below. Extensive interviews revealed that many barriers cente
# IFC-World Bank Study Establishes Significant Climate Benefit of Solar Lighting Products – Lighting Global Source: Blog/Web URL: https://www.lightingglobal.org/ifc-world-bank-study-establishes-significant-climate-benefit-of-solar-lighting-products/ Author: Jen Date: 2014-08-27 IFC-World Bank Study Establishes Significant Climate Benefit of Solar Lighting Products A new research study published by the IFC-World Bank Lighting Global program finds that replacing all kerosene lamps in use with solar lights would reduce the equivalent of 5 percent annual greenhouse gas emissions in the United States, or 12 percent of India’s annual emissions.The study confirms that modern solar lighting products designed for low income families without access to grid electricity are far more energy efficient than widely used kerosene lamps. “Fuel-based lamps require a small amount of energy to manufacture, but then consume a large amount of energy through fuel burntdaily. A solar-powered electric light, by contrast, requires a larger energy investment to manufacture, but consumes no further fuel because it generates its power from the sun,” says Dr. Arne Jacobson, technical lead for Lighting Global, a sister program to the IFC-World Bank Lighting Africa program.Dr. Jacobson is also a Director of the Schatz Energy Research Center at Humboldt State University. The study found that quality-verified solar lanterns, which have been championed and promoted by the Lighting Africa program since its incep
becoming increasingly cost-effective compared to on-grid, fossil fuel-based, traditional energy solutions. In 2017, the World Bank’s International Association for Development (IDA) set out to help bring back a sense of normalcy in the country by restoring essential urban services through the Yemen Integrated Urban Services Emergency Project (YIUSEP). In collaboration with the United Nations Office for Project Services (UNOPS), the Bank is financing off-grid solar photovoltaic (PV) electricity solutions for schools, hospitals, street lights, and water and sanitation facilities. The project is helping provide more than 3,000 all-in-one solar LED street lighting systems in Sana’a and Aden, which cover a total length of more than 50 kilometers of urban roads . Each system includes a 130-watt solar PV panel and 80-watt energy-efficient LED lights put together in one single unit for easy installation along with integrated battery storage that allows the street lights to operate for up to three days even during cloudy conditions. Thanks to their average lifetime of 25,000 hours, LED lights significantly reduce maintenance costs and increase sustainability because they help avoid frequent replacement as in the case of conventional lamps . This innovative combination of solar energy and energy efficiency in street lighting is one of the first of its kind in any Bank operation. With falling prices and increasing efficacies of both solar PV panels and LED lights, this kind of interventi
with end users who have decided ideas about what the spaces they inhabit should look like. From the standpoint of companies that want to sell things that interface with LEDs, that last point suggests a new marketing environment that needs to be understood and catered to for sales. Further, these customers and their customers live in a kind of brave new world, where engineering decisions are influenced not only by the laws of nature, but also by the regulations of government agencies and the efforts of energy utilities to create incentives for energy savings. In the long term, return on investment may be based as much on convincing energy suppliers that rewarding customers for choosing solid-state lighting in their new offices is more beneficial than rewarding them for using extra insulation. In fact, a considerable amount of education may be involved in the sales pitch. For example, many people need some education before they comprehend that the advantage of LED lighting in many general lighting situations lies not so much in the luminous efficacy of the LEDs themselves, but in their ability to be turned on and off virtually instantaneously. Most legacy outdoor lighting uses one form or another of discharge tube that takes a relatively long time to turn on. As a result, lighting systems that use them are designed to stay on all night. With LED fixtures, it’s possible not only to turn the total array on and off on-demand, it’s also possible to modulate the light output to diff
the savings and invest in other services, such as sanitation, schools, or public health. However, financial barriers and institutional constraints prevent many municipal cities from picking this “low-hanging fruit.” While the energy and cost savings potential of LED public lighting far outweigh the initial investment and physical retrofitting is relatively uncomplicated, the capital costs are still higher than those of traditional technologies. Unsubsidized LED luminaires can cost two to four times more than high-pressure sodium-vapor (HPS) luminaires, depending on taxes, exchange rates, the absence or presence of local manufacturing, and the size of the LED program. Capital investments can be too high for city governments that have few resources to deploy. Many municipalities in developing countries either lack the credit to raise money on the market, or the cost would be so high that the viability of the lighting program would be reduced dramatically. In addition, cities may face challenges including perception barriers, lack of a supportive regulatory environment, and low institutional capacity to develop and manage complicated business models. Embarking on such projects can be daunting and confusing as how to effectively implement a LED street lighting projects. To better inform future project design and facilitate scaling-up of efficient street lighting, the World Bank’s Energy Sector Management Assistance Program (ESMAP) and Social, Urban, Rural, and Resilience Global P
# 6 Trends In Solar Area Lighting Source: Blog/Web URL: https://edisonreport.com/2020/08/18/6-trends-in-solar-area-lighting/ Author: Randy Reid Date: 2020-08-18 Emeryville, CA | August 18, 2020 Distributors, contractors, and specifiers have to keep up with many changes in lighting technology. One of the growing outdoor lighting categories is solar area lights. The global solar lighting market is projected to more than double to $10.8 billion USD by 2024, up from $5.2 billion USD in 2019, a compound annual growth rate (CAGR) of 15.6%, according to the research firm Markets and Markets. Here are six trends in solar area luminaires to be aware of: – Independently aim-able solar panels and LED modules. This allows optimization of solar collection as well as directing light where it is most needed. Placing the solar panel on an angle, equal to the local latitude, will maximize solar energy collection, year-round (https://www.soltechlighting.com/blog/solar-panel-optimization/ ). Angling the solar panel also allows rain, wind, and gravity to naturally clean the solar panel surface. – Increased light output. LED fixture efficacy can now exceed 200 lpW, for some models. This LED efficiency is combining with dramatically improving solar panel and battery power+efficiency, so that some solar area lights can now achieve 9,000+ lumens for a 50W floodlight fixture. – Increased LED run times. The same combination of dramatic efficiency improvements for the LEDs, solar panels, and battery te
environment, Bardsley observed. Besides being less efficient than LEDs, fluorescent tubes contain mercury, a known toxin. Global policy makers as well as regional authorities have been working on timelines for phasing out mercury-containing lighting products. For instance, Vermont and California have introduced regulations that would ban linear fluorescent tube sales — the most popular fluorescent form factor — beginning in 2024. However, fluorescents require a different voltage and driver than LEDs, which poses a challenge in terms of compatibility with existing lighting and power distribution systems. But Bardsley contends that with further advancement, LEDs can supplant fluorescents. “There’s been talk about…getting rid of fluorescents for at least 10 years; it’s time we got serious about it,” he said. Energy efficiency is also driving LED sales in the automotive industry. According to the ISA report, data from 12 market research companies shows that the size of the automotive lighting market ranges from $20 billion to $35 billion, with growth rates predicted between 3.2% and 9.5%. It’s unclear how much market share LED suppliers have captured (somewhere between $6 billion and $20 billion), but they are competing aggressively in the market, the report states. “The main impact is headlights,” Bardsley said. “For electric vehicles, lower energy consumption can be used to increase the range between recharges or to reduce the weight of the batteries. Lighting and interior disp