START-UP CONTROL DEVICE AND START-UP CONTROL METHOD FOR POWER PLANT

• Main Authors: YOSHIDA, Yasuhiro, KIM, Eunkyeong, YAMANAKA, Kazunori, YASHIKI, Tatsuro, IYANAGA, Norihiro, KAWATA, Miyuki, YAMASHITA, Atsushi, YOSHIDA, Takuya
• Format: Patent
• Language: English; French; German
• Published: 26.12.2018
• Subjects: BLASTING; CONTROLLING; ENGINE PLANTS IN GENERAL; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; PHYSICS; REGULATING; STEAM ACCUMULATORS; STEAM ENGINE PLANTS; STEAM ENGINES; SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES; WEAPONS

To provide a start-up control device and a start-up control method for a power plant capable of changing the start-up completion estimated time to a desired time simply and safely while starting the power plant. The start-up control device includes an equipment state quantity acquisition unit acquiring an equipment state quantity of the power plant, a start-up schedule calculation unit calculating a current start-up schedule based on the equipment state quantity and a first thermal stress limiting value and calculating a start-up schedule changing plan based on the equipment state quantity and a second thermal stress limiting value, an equipment operation amount calculation unit calculating an equipment operation amount of the power plant based on the current start-up schedule, a screen display unit displaying respective start-up completion estimated times of the current start-up schedule and the start-up schedule changing plan, and an instruction input unit instructing the start-up schedule calculation unit to perform switching from the current start-up schedule to the start-up schedule changing plan.