Technical Solution for Grid-Tie and Off-Grid Integrated Solar-Storage Power Supply for Yunnan Homestays

This solution develops a 30kW solar-storage integrated power supply system for homestays in Yunnan. It is equipped with 48 pieces of 630W PV modules, a 30kW solar-storage hybrid inverter and a 96kWh energy storage battery. The system enables on-site self-consumption and peak-shaving backup, supporting both grid-tie operation and off-grid emergency power supply.

2026-09-10

Technical Proposal for a Rooftop Photovoltaic and Energy Storage System at a Hotel in Sanya

This paper presents a photovoltaic energy storage solution for a 150 m² rooftop hotel project in Sanya, comprising a 25 kW inverter, 630 W photovoltaic panels and a 64 kWh lithium-ion battery. Taking into account the hotel’s 380 V equipment load, the paper specifies the wiring configuration, load calculations and string voltage and current verification, thereby enabling on-site generation for self-consumption and peak shaving through energy storage.

2026-09-10

Photovoltaic Energy Storage Technology Solution for a Maize Milling Plant in Zambia

This solution, designed for a maize milling plant in Zambia, utilises 72 x 710W photovoltaic modules paired with four 12kW parallel-connected inverter-controller units and a total of 64kWh of lithium iron phosphate energy storage, generating an average of 255 kWh per day. It is designed to address the current instability of the local grid, with the photovoltaic system directly powering the processing loads whilst the energy storage system supplements electricity supply.

2026-09-07

Technical Solution for Off-Grid Photovoltaic Energy Storage Systems for Small and Medium-Sized Retail Outlets in Oman

This solution is designed for small and medium-sized retail premises in Oman, which benefit from abundant sunlight, and comprises a fully off-grid solar-storage system. It is configured with 76 x 630W photovoltaic modules, a 40kW hybrid inverter-controller unit, and 32 x 12V 250Ah lead-acid batteries connected in series for energy storage. The system is designed to generate an average of 240 kWh per day and store 96 kWh per day.

2026-09-04

Technical Proposal for a Photovoltaic Energy Storage System at a Hotel in Portugal

This proposal, designed for a hotel in Portugal, utilises 630W photovoltaic modules, a 125kW integrated photovoltaic-storage inverter and controller, and four 241kWh energy storage batteries to construct a photovoltaic-storage system. With an installed capacity of 248.28kWp, the system generates an average of 1,247kWh per day. It supports both grid-connected operation and off-grid, standalone operation using only solar power, thereby providing a technical basis for the project’s implementation.

2026-09-03

Technical Proposal for a Photovoltaic Energy Storage System at an Aluminium Alloy Door and Window Manufacturing Plant in the UAE

This proposal involves the design of a 49.64 kW rooftop photovoltaic system and a 112 kWh energy storage system for an aluminium alloy door and window manufacturing plant in the United Arab Emirates, making full use of the unused space on the factory roof. The system generates an average of 248 kWh per day, providing both peak-shaving and backup power in the event of a fault, whilst being suited to the local conditions of high temperatures and sandy winds.

2026-08-31