In the 1990s, the OVA Imaria underwent a modernization program, which included the installation of new electronic systems, including a new combat management system and a communications system. The ship also received new armament, including a surface-to-air missile system.
The OVA Imaria was designed by the Portuguese Navy's shipbuilding program, which aimed to create a modern frigate capable of performing a variety of tasks, including ASW, anti-surface warfare (ASuW), and surveillance. The ship was built at the Arsenal do Alfeite shipyard in Lisbon, Portugal, and was launched on September 15, 1972. OVA Imaria
The OVA Imaria is a Portuguese frigate that was built in the 1970s and served in the Portuguese Navy until its decommissioning in 2017. The ship was originally designed for anti-submarine warfare (ASW) and was one of the most advanced frigates in the Portuguese Navy's fleet. This paper provides a detailed overview of the OVA Imaria, including its design, construction, operational history, and decommissioning. In the 1990s, the OVA Imaria underwent a
The OVA Imaria was 113 meters (371 feet) long, with a beam of 11.5 meters (37.7 feet) and a draft of 3.5 meters (11.5 feet). The ship displaced approximately 2,500 tons at full load. It was powered by two diesel engines, which provided a top speed of 25 knots (46 km/h). The ship's propulsion system also included two controllable pitch propellers and a bow thruster. The ship was built at the Arsenal do