GSLV Full Form

What is the Full Form of GSLV

The full form of GSLV is Geosynchronous Satellite Launch Vehicle. GSLV represents a significant advancement in Indian space technology, developed by the Indian Space Research Organization (ISRO) to enable India to launch heavier payloads into geostationary transfer orbits (GTO) and low Earth orbits (LEO). It is a three-stage launch vehicle that incorporates solid, liquid, and cryogenic propulsion systems, a testament to ISRO’s innovative engineering capabilities.

The GSLV has been crucial for India’s communication, meteorological, and national security satellite deployments. Its development was a strategic move to achieve self-reliance in launching heavier and more sophisticated satellites, reducing dependency on foreign launch services.

1. First Flight in 2001: GSLV’s inaugural launch, marking India’s entry into advanced space exploration.
2. Indigenous Cryogenic Stage: A milestone with the GSLV Mk II, showcasing self-reliance in critical space technology.
3. GSLV Mk III (LVM3): The most powerful version, capable of launching 4-ton satellites into GTO, enhancing India’s capability for high-bandwidth communication and deep space missions.
4. GSAT-19 Launch in 2017: Demonstrated GSLV Mk III’s ability to deploy heavy satellites, solidifying India’s position in global space endeavors.

GSLV full form Hindi – जीएसएलवी फुल फॉर्म इन हिंदी

The full form of GSLV in Hindi is जियोसिंक्रोनस सैटेलाइट लॉन्च व्हीकल (GSLV), which translates to “भूस्थैतिक उपग्रह प्रक्षेपण यान”.

G – भूस्थैतिक (Geosynchronous)
S – उपग्रह (Satellite)
L – प्रक्षेपण (Launch)
V – यान (Vehicle)

Characteristics of GSLV

The key specifications of the GSLV are detailed below.

• Height of the Vehicle: 49.13 m
• Diameter of the Vehicle: 3.4 m
• Lift-off Mass: Up to 422 tonnes
• Number of Stages: 3 (including the indigenous cryogenic upper stage in later versions)
• Variants: GSLV Mk I, GSLV Mk II, and GSLV Mk III (also known as LVM3)
• First Launch: The GSLV had its inaugural flight on 18 April 2001.

Technical Specification of GSLV

The Geosynchronous Satellite Launch Vehicle (GSLV) stands out as a pivotal launcher within ISRO’s fleet, designed specifically for deploying satellites into geostationary orbits. Below are its key technical specifications:

1. Payload Capacity: GSLV is engineered to deliver payloads up to 2,500 kg to the Geostationary Transfer Orbit (GTO) and up to 5,000 kg to Low Earth Orbit (LEO), catering to a wide range of satellite deployment missions.
2. Three-Stage Vehicle: It uniquely combines solid, liquid, and cryogenic propulsion technologies across its three stages to optimize performance and payload capacity. This hybrid design underscores its versatility and technological advancement.

• S125/S139 Solid Rocket Booster (First Stage): Utilizes a solid rocket motor, providing the initial thrust required for the liftoff. This stage is instrumental in achieving the initial velocity and altitude necessary for the subsequent stages.
• Liquid Propulsion Stage (Second Stage): Employs the Vikas engine, a proven and reliable liquid fuel engine developed by ISRO, enhancing the vehicle’s efficiency and control during the mid-phase of the launch.
• Cryogenic Upper Stage (Third Stage): A hallmark of GSLV’s capability, the cryogenic upper stage uses liquid hydrogen (LH2) as fuel and liquid oxygen (LOX) as the oxidizer. This stage is critical for achieving the final orbit insertion and has a higher specific impulse compared to solid and liquid stages, making it more efficient for placing heavier payloads into GTO.

1. Indigenous Cryogenic Technology: The development of indigenous cryogenic technology marked a significant technological leap for ISRO, allowing GSLV to efficiently launch heavier satellites into GTO. This technology underscores India’s self-reliance in accessing space.
2. Versatility and Reliability: GSLV’s design and capabilities make it suitable for a wide range of missions, including communication, meteorological, and national security satellite deployments, demonstrating its role as a versatile and reliable workhorse for India’s space endeavors.

GSLV’s blend of solid, liquid, and cryogenic propulsion technologies, along with its significant payload capacity, positions it as a cornerstone in ISRO’s launcher fleet, enabling sophisticated space missions and satellite deployments essential for India’s strategic and commercial objectives in space exploration.