Business Areas

HYBRID ELECTRIC PROPULSION SYSTEM FOR SHIPS

We aim to provide the best electric propulsion system technology solutions for hybrid and electric propulsion ships. Future ship, hybrid electric propulsion ship to open a new business era That is, we will open the era of new maritime business, converging environment and technology.

Specifications table for hybrid electric propulsion system
Electric Propulsion General Specifications
Max/ Continuous Power (kW) 12/ 20
Motor Type PM Motor
Reduction Ratio 7.81 : 1
Rated Rotational Speed(rpm) 410 (0~600)
Operating Battery Voltage(VDC) 95
Cooling Water cooling
Inverter Torque control Sine wave Inverter
Battery Capacity (kWh) 10
Genration General Specifications
Continuous Power (kW) 5
Rated Speed(rpm) 800
Charging Voltage(VDC) DC96
Generator type PM Generator
Charging Controller MPPT Hybrid Controller

Company : GRAMM Co., Ltd. | CEO : Kim Dohyeon | Business Number : 499-87-02155
Email : regramme@gmail.com | Tel : 051-629-7353 | Fax : 051-629-7354

Headquarter&Research Institute : [48548] 1608-B, Hanmir Bldg, Pukyong National University,
365, Sinseon-ro, Nam-gu, Busan, Korea
Factory : [45012] 20, Yeonsan 3-gil, Seosaeng-myeon, Ulju-gun, Ulsan

ⓒ 2023. GRAMM Co., Ltd. all rights reserved.

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