Amrita Vishwa Vidyapeetham is delighted to announce an exciting ongoing research project titled “Analysis of Throat Film Cooling of Semi-Cryogenic Engines.” This project is being led by Dr. A.R. Srikrishnan, a Professor at the Amrita School of Engineering, Amrita Vishwa Vidyapeetham, Coimbatore and co-investigator Dr. V. Ratna Kishore. The project, which focuses on improving the efficiency of semi-cryogenic rocket propulsion systems, is supported with generous funding from ISRO.

Project Overview:

The goal of this study is to perform a quantitative evaluation of the film cooling process in the thrust chamber of a semi-cryogenic engine. The investigation is focused on optimizing cooling methods to improve engine performance, reduce operational stresses, and extend the lifespan of components.

Key Objectives:

The specific objectives of the project are:

1. Study the development of coolant film along the thrust chamber, considering key factors such as mixing, phase change, and radiative heat transfer.
2. Incorporate the effects of combustion and coolant depletion through a multi-step reaction modeling approach.
3. Develop correlations for film coolant thickness to enhance cooling effectiveness.
4. Determine the requirements of throat film cooling under varying operating conditions to ensure optimal performance in a wide range of scenarios.

Envisioned Outcomes:

The project will carry out extensive computational analysis to optimize film cooling techniques for semi-cryogenic engines. This research will contribute significantly to the efficiency and reliability of semi-cryogenic rocket propulsion systems, which are essential for future space exploration missions. The outcomes of the project are expected to improve the cooling processes, which will have a profound impact on the overall performance of propulsion systems.

Emerging Areas and Impact:

This research will contribute to the emerging field of semi-cryogenic rocket propulsion, focusing specifically on the challenges of thrust chamber cooling. By optimizing film cooling, the project will enhance the efficiency and safety of rocket engines, paving the way for future space exploration technologies. The proposed work will have direct applicability in the design and operational management of semi-cryogenic propulsion systems, which play a critical role in modern rocket technology.

We look forward to the groundbreaking advancements this project promises and its contribution to the ongoing evolution of semi-cryogenic propulsion systems in the space industry.