The phrase "an operational failure" is correct and usable in written English.
It can be used to describe a situation where a system, process, or operation does not function as intended.
Example: "The project was delayed due to an operational failure in the software system."
Alternatives: "a functional failure" or "a performance failure."
Powered by a hydrogen peroxide rocket designed by Hellmuth Walter, the Komet had spectacular performance, but its short range and ineffective cannon armament made it an operational failure.
Crankcase explosion in marine diesel engines is an operational failure which might result in damaging both to the ship structure and to crew members onboard.
However, if only the BESS is used to stabilize the microgrid, it may result in an operational failure due to the capacity constraint of the BESS.
The CAB could not conclusively determine the amount of power being produced, but investigators stated there was no evidence found in the wreckage that suggested the engines might have suffered an operational failure.
The key to success is monitoring to detect any operational failure rapidly so that recycling can be suspended.
Keefe also worries about the self-defeating effects of keeping so much from the public: secrecy might be essential to the success of spy missions, but it can also conceal privacy violations, abuses of power, and, perhaps worst of all, operational failure.
Coon suspected a possible operational failure of the right rudder and also requested a review of the fuel readings, as well as a possible improper weight distribution.
Identifying even small successes out of a larger operational failure can be the most important way to improve performance in the future.
Even when a tailings dam has been designed correctly, there is always a risk of its operational failure.
A prototype of a gas conditioner to prevent operational failure was designed, built, and field tested.
Empirical evidence from four operational failure case studies offers an opportunity to revise and extend the initial model.
