Reaktionsmotor 12 (RM12) is a low-bypass afterburning turbofan jet engine developed for the Saab JAS 39 Gripen fighter. A version of the General Electric F404, the RM12 was produced by Volvo Aero (now GKN Aerospace Engine Systems). The last of the 254 engines was produced on 24 May 2011, at which time it had reached 160,000 flight hours without ...

The JAS 39C/D has in-flight refueling capability, new computer software, an onboard oxygen-generating system, full-color cockpit displays, a strengthened wing structure, and the ability to carry new types of pylons. The export version of the Gripen will be nearly identical to the JAS 39C/D. The first prototype JAS 39 was presented in April 1987.

RM12 发动机是一种低涵道比带加力燃烧室的涡轮风扇发动机， 它是由通用电气公司与沃尔沃飞机发动机公司在通用电气公司的 F404-400 发动机的基础上合作研制的。 RM12 发动机具有 3 级风扇和 7 级高压压气机，风扇和压气机都采用可变迎角的定子，由单级涡轮驱动。 加力燃烧室采用可变面积喷管，其面积从最小到最大都是可调的。 JAS-39 鹰狮 发动机 动力系统 动力系统 “鹰狮”飞机为单发飞机，采用一台通用动力公司/沃尔沃航空发动机公司的RM12发动机。 尽管发动机是 …

2024年10月21日 · The Gripen C is powered by a single Volvo RM12 turbofan engine, an engine that Saab proudly boasts has been "Supporting Gripen for more than 300,000 flight hours." It's a licensed version of ...

2023年10月4日 · GKN Aerospace, in collaboration with the Swedish Defence Materiel Administration (FMV) and Saab, has secured a £2m ($2.4m) contract to upgrade the RM12 engines that power the JAS 39 Gripen C/D fighter aircraft.

The RM12 engine is a derivative of the proven General Electric F404 engine used on the F/A-18 aircraft family to power the single engine JAS 39 multi-role fighter and all variants (B/C/D models). Thus, the engine features and performance are very similar to those of the F404 engines.

2015年3月23日 · A new military aircraft — JAS 39 GRIPEN — is now under development in Sweden (Figure 1). JAS stands for “Jakt” (Fighter), “Attack” and “Spaning” (reconnaissance). This multi-mission combat aircraft uses a single RM12 version of the General Electric F404 augmented turbofan engine.

2023年10月3日 · 瑞典国防物资管理局 (FMV) 已授予吉凯恩航空航天公司一份开发和改进 RM12 发动机的合同，该发动机为瑞典战斗机 JAS 39 Gripen C/D 提供动力。 发动机升级将与 FMV 和 SAAB 合作实施。

Med JAS 39 Gripen vände den "onda cirkeln" med högre vikt, högre motoreffekt och högre pris. Som motor valdes mellan General Electrics F404J, P&W 1120 och Turbo Union RB 199. Till slut valdes en utvecklad version av General Electrics F404J som fick beteckningen RM 12.

2023年10月3日 · The Swedish Defence Materiel Administration (FMV) has awarded GKN Aerospace a contract to develop and improve the RM12 engine, which powers the Swedish fighter aircraft JAS 39 Gripen C/D. The engine upgrade will be …