Ampt String Optimizers simplify inverter replacements and decrease improve prices for a big rooftop PV system to adjust to new distant curtailment requirements
Ampt, the #1 DC optimizer firm for giant photovoltaic (PV) programs, publicizes the profitable repowering of a photovoltaic (PV) system in Japan, enabling compliance with the brand new necessities of the Tokyo Electrical Energy Firm (TEPCO) utility. The mission demonstrates Ampt’s cost-effective and simplified resolution for upgrading present PV energy crops utilizing trendy inverters.
The proprietor of a 200kW rooftop PV system in Odawara, Japan, built-in Ampt String Optimizers to adjust to TEPCO requirements whereas minimizing adjustments to the prevailing design. Carried out by all utilities in Japan beginning in 2021, the brand new requirements require real-time distant curtailment management functionality for grid-connected PV photo voltaic programs to assist stability vitality provide and demand. To take care of compliance, many PV system house owners might want to change their present inverters with trendy inverters that may be managed by the utility.
The system proprietor selected the Ampt V600-i12-12 String Optimizers to simplify and decrease the price of deploying trendy inverters in its present PV system. Ampt optimizers are DC/DC energy converters that regulate the low voltage of the present PV array to match trendy inverters that meet new utility laws.
Ampt expertise performs most energy level monitoring (MPPT) on every string of PV modules to maximise energy supply and stop vitality loss as a result of voltage mismatch. The optimizers then ship the complete obtainable PV energy to the inverter at a DC voltage that’s inside the working vary of the inverter.
Ampt’s String Optimizers keep away from pricey rewiring and guarantee compatibility between present 600 VDC photo voltaic arrays and new 1000 VDC inverters with out voiding warranties or violating native voltage codes.
“We’re happy to finish one other profitable repowering mission in Japan to allow compliance with utility laws and develop a sustainable vitality future for the nation,” mentioned Ampt CEO, Levent Gun. “This mission highlights the flexibility of our String Optimizers in international markets and the way our expertise equips PV system house owners to face the challenges of any vitality market.”
“With the brand new utility requirement for distant management in Japan, our resolution provides an essential method for PV system house owners to fulfill new requirements whereas lowering prices and operational disruptions,” mentioned Ampt Japan Nation Supervisor, Shigeki Kondo. “We’re excited to work with our clients and inverter companions to economically guarantee regulatory compliance and maximize mission ROI.”
Ampt delivers modern energy conversion and communication expertise used to decrease the fee and enhance the efficiency of latest PV programs, repower present programs, and create lower-cost DC-coupled storage. With installations and expertise serving markets around the globe, Ampt is the primary DC optimizer firm for giant programs. The corporate is headquartered in Fort Collins, Colorado, and has gross sales and assist areas in North America, Europe, and Japan in addition to illustration in Asia, Australia, and the Center East. For extra data, go to www.ampt.com and comply with Ampt on LinkedIn.