Nagpur: SDAL develops propulsion system for VIKRAM-1 satellite launch vehicle

ANI April 5, 2025 139 views

Solar Defence and Aerospace Limited (SDAL) has successfully developed a critical propulsion system for the VIKRAM-1 satellite launch vehicle in Nagpur. The rocket motor, weighing 2400 kg with a maximum thrust of 75000 N, underwent comprehensive testing at SDAL's specialized facility. This breakthrough represents a significant advancement in India's space technology capabilities. The achievement aligns with ISRO's broader goals of developing next-generation launch vehicle technologies.

"ISRO's Next Generation Launch Vehicle will be about 90 m tall with a maximum lift-off mass of approximately 1000 tonne" - Jitendra Singh, Union Minister of State
Nagpur, April 5: Solar Defence and Aerospace Limited (SDAL), Nagpur, has developed and manufactured the propulsion system along with its Igniter and realized third stage Rocket Motor for VIKRAM-1 Satellite Launch Vehicle.

Key Points

1

SDAL creates 2400 kg propellant rocket motor with 75000 N thrust

2

Static testing confirms advanced propulsion capabilities

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Third stage motor completed for satellite launch vehicle

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Unique testing facility established in Nagpur

This rocket motor has a propellant mass of 2400 kg and a maximum thrust of 75000 N.

The Rocket motor has undergone all the required Non-Destructive Testing at the SDAL facility to ascertain its quality before the static test.

The Rocket Motor has been successfully tested at the Static test bed at SDAL, Nagpur. During the test, the nozzle of this Rocket Motor was vectored to establish thrust vectoring performance. The Rocket motor was fully instrumented, and live test data was displayed and recorded at the Data Acquisition Centre.

It may be noted that SDAL has established this unique test facility for carrying out the static tests of small to large rocket motors within its premises for satellite launch vehicles, rockets, and missiles that have higher propellant weight and thrust. This facility is equipped with a Data acquisition system for recording various types of live test data for performance analysis.

Earlier on April 3, Union Minister of State (Independent Charge) Jitendra Singh said that a Third Launch Pad (TLP) will be established at Satish Dhawan Space Centre of ISRO in Sriharikota.

As per a written reply in the Rajya Sabha, Jitendra Singh said that the project has been approved by the Union Cabinet, and financial sanction has been obtained for a total budget outlay of Rs 3984.86 Crore.

He also said that the establishment of the pad is envisaged to be completed within a four-year timeframe.

"ISRO's Next Generation Launch Vehicle (NGLV), which is under development is about 90 m tall with a maximum lift-off mass of approximately 1000 tonne. Existing launch pads at Sriharikota cannot launch this class of vehicles. The propellant servicing facilities and the Umbilical Tower of the existing launch pads are not designed to meet the requirements of the new propulsion system based on Liquid Methane," Singh said in his reply."

"In view of very large height & size, the next generation of launch vehicles are planned with horizontal integration and transport, which are then tilted onto the launch pad along with a Tiltable Umbilical Tower (TUT). Also, TLP incorporates necessary features in terms of foundation support & servicing requirements for future augmentation towards supporting the launches of India's Crewed Lunar mission," the Union MoS added.

Jitendra Singh, further emphasized that the first stage of NGLV is configured with a cluster of nine engines.

"The hot testing of this stage is planned at the Launch Pad, thereby eliminating the need for establishing a huge separate facility for stage testing," Singh said in his reply in Rajya Sabha.

In another reply in the Upper House, Union MoS Jitendra Singh asserted that the Space Applications Centre (SAC), a premier research and development hub of ISRO, has been at the forefront of pioneering space technology innovations since its inception in 1966.

Reader Comments

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Rahul K.
This is incredible progress for India's space program! SDAL's work on the propulsion system shows how our private sector is stepping up in aerospace. Can't wait to see VIKRAM-1 take flight 🚀
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Priya M.
As an aerospace engineering student, I'm fascinated by the thrust vectoring performance details. The 75,000 N thrust is impressive for this class. Would love to know more about the propellant composition.
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Amit S.
While the achievements are commendable, I hope ISRO and private players like SDAL maintain transparency about environmental impacts. Rocket launches do contribute to atmospheric pollution that needs monitoring.
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Neha P.
Nagpur becoming a space tech hub! Who would've thought? So proud to see regional centers contributing to national space missions. The test facility sounds world-class 👏
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Vikram D.
The NGLV specs are mind-blowing - 1000 tonne mass and 90m height! But 4 years for the new launch pad seems optimistic given ISRO's past timelines. Hope they can deliver on schedule.
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Sanjay R.
Liquid methane propulsion is the future! Smart move by ISRO to future-proof the infrastructure. The tiltable umbilical tower concept is brilliant engineering. India's space program is thinking decades ahead.

We welcome thoughtful discussions from our readers. Please keep comments respectful and on-topic.

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