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Mon, 24 Sep 2018 23:30:02 +0000
NASA Administrator Jim Bridenstine played down any differences with his Russian counterpart as he gears up for meetings with him and other space agency leaders to discuss cooperation on NASA’s exploration plans.
Mon, 24 Sep 2018 12:31:35 +0000
If all goes as currently planned, sometime in 2022 a rocket will lift off carrying a payload that at first glance will look familiar. This payload, though, won’t be destined for geostationary orbit. Instead, the spacecraft will head to cislunar space.
Mon, 24 Sep 2018 10:40:01 +0000
Faced with growing competition from startups entering the field, Northrop Grumman Innovation Systems is looking to reduce costs on its existing Pegasus and Minotaur rockets.
Sun, 23 Sep 2018 15:10:09 +0000
With Congress set to approve a Federal Aviation Administration bill with some commercial space provisions, those in the industry are hoping for action on other bills before the end of this year.
Sat, 22 Sep 2018 00:22:48 +0000
It is evident we need to examine how to build a robust space economy and infrastructure, one built to accommodate future growth.
Fri, 21 Sep 2018 10:37:57 +0000
NASA is planning two alternative reviews of an airborne observatory amid conflicting congressional views on whether the program will be eligible for the next senior review of astrophysics missions.
Thu, 20 Sep 2018 23:58:10 +0000
One thing a highball estimate does accomplish is “shift the debate to how expensive this is going to be."
Thu, 20 Sep 2018 22:06:46 +0000
NOAA awarded more than $8 million in contracts this week to three companies in the second round of a commercial satellite weather data pilot program.
Thu, 20 Sep 2018 21:00:48 +0000
European launch provider Arianespace signed a contract with the Korean Aerospace Research Institute for a Vega C mission Sept. 20, growing the rocket’s backlog to five as its debut launch nears.
Thu, 20 Sep 2018 18:19:43 +0000
Whoever signs up for one of two certification flights for the Omega rocket, will get a ride “at a reduced rate."
Thu, 20 Sep 2018 01:45:58 +0000
"It doesn't necessarily mean buying a company. It could be buying a product line. It could be buying a portion of a business that fits with us. We want to make sure that it's strategic."
Wed, 19 Sep 2018 23:51:28 +0000
Bezos: At a time of increasing global competition, “You have to be able to go to space more frequently, with less lead time."
Wed, 19 Sep 2018 23:32:28 +0000
Kleos Space, a company developing a constellation of satellites for radiofrequency geolocation work, will launch its first satellites in 2019 with Rocket Lab under a deal announced Sept. 19.
Wed, 19 Sep 2018 20:27:57 +0000
A Georgia county seeking to develop a spaceport has attracted a small launch vehicle company to set up operations and, hopefully, launch from there.
Wed, 19 Sep 2018 19:28:56 +0000
Shanahan on space reorganization: “We’re going to find the best way. There will be some hammering and arm wrestling. "
Wed, 19 Sep 2018 15:12:29 +0000
Gen. Jay Raymond: “There’s an explosion of things happening in the commercial industry. We want to capitalize on that."
Wed, 19 Sep 2018 08:17:39 +0000
Boeing and SpaceX, who have been struggling to meet safety thresholds established by NASA for commercial crew vehicles, now believe their vehicles can meet those requirements as they prepare for test flights scheduled in the next several months.
Wed, 19 Sep 2018 03:39:09 +0000
Orbital Insight, a Silicon Valley geospatial analytics company, announced the purchase Sept. 18 of FeatureX, a Boston-based artificial intelligence firm specializing in computer vision for satellite imagery. The terms of the purchase were not disclosed.
Wed, 19 Sep 2018 01:11:48 +0000
Wilson suggested her proposal is only the opening salvo. “I expect there will be a lot of discussion about how to implement the president’s vision.”
Tue, 18 Sep 2018 18:14:02 +0000
Melanie Stricklan, Slingshot Aerospace: “We see a big need for SSA solutions, not just in the military but also in academia and in satellite owners and operators."
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    Candidate Profile
     Date Submitted:08-09-2018
     Last Modified:09-09-2018 (08:43)
    Job information
     Current job:Propulsion Engineer
     Employment Term:Permanent
     Job location:Anywhere
     Date available:>3months
     Industry:Launch Systems
     KeywordsAssociated with Liquid Propulsion wing of Indian Space Research Organisation. Working as a CFD analyst for design and optimization of fluid systems of test facilities and engines. Managing and planning engine testing supported with all required computatio


    Liquid Propulsion System Center, Indian Space Research Organization (ISRO) Department of Space (Trivandrum, INDIA)



    Working in the Propulsion Research & Studies Group at ISRO. The focus of my job is to provide the engineering solutions to troubleshoot problems in the Flow and Thermal area for development of liquid & cryogenic rocket stages, engines and facilities with the help of thermal and CFD simulation.



    Performed two-phase CFD analysis of tank draining to determine liquid interface motion and ullage pressure-temperature evolution using Volume of Fluid technique including mass transfer mechanism.

    Developed a conjugate CFD model for simultaneous operation of clustered 800 N thrusters for detailed study of under expanded plume behavior, plume impingement, interaction including gas radiation using Discrete Ordinate Methodology. The complex phenomenon of multiple plume interactions, shear layer development, plume radiation and flow reversal was well captured.

    Three dimensional flow and thermal analysis of Air heater unit for scramjet propulsion test facility. CFD modeling for different configurations of secondary air injection was performed to determine uniformity in mixture composition and temperature at heater module outlet.

    Performed transient simulation of rocket engine start up and shut down in vacuum, in order to determine safe mode of operation for high altitude test facility.

    Performed detailed two phase analysis (both Lagrangian & Eulerian dispersed phase treatment) to design water cooled deflector pit for rocket engine testing in ground. Carried out experiments for concept verification & CFD code validation at sub-scale level for plume impingement on inclined plate with multiple water orifices.

    Completed CFD simulation of transcritical methane flow in rocket engine regenerative channels and combustion modeling of single element pre-burner injector to understand flow/flame field and combustion characteristics at supercritical conditions.

    Performed multi-phase, multi-species simulation for spray cooing of combustion gas with water liquid to predict thermal profile over gas generator walls for thermostructural analysis. Complex two phase physics and mass transfer phenomenon modeled in eulerian framework.

    Developed a transient CFD model to determine GN2 pressure and temperature evolution in LH2 tank to further validate with the flight data.

    Carried out three dimensional conjugate CFD analysis to simulate hot test of twin nozzle configuration liquid rocket stage to determine the nozzle wall temperature due to entrainment and surface radiation effects.

    Performed transient CFD analysis of Gaseous helium bottle placed in Liquid hydrogen tank of cryogenic rocket stage to determine the gas bottle charging sequence.

    Carried out detailed flow field analysis of steering engine nozzle with closure to determine the separation load on the dual snap off connectors during flight. 2

    Developed a radiation model of Rotary Vacuum Brazing Facility for determining the uniformity of hardware temperature of cryogenic engine nozzle divergent. Accomplished thermal environment prediction of cryogenic rocket pyro valve elements.

    Detailed thermal analysis was carried out to predict temperature at pyro valve initiator assemblies.

    Completed detailed transient flow and thermal analysis of steering engine with nozzle closure to determine the time at which nylon ring melts and closure detaches from nozzle divergent. Detailed thermal analysis for booster turbo pump considering pump side coolant, turbine side hot gas and bearing heat generation rate performed to determine thermal conditions at critical locations of liquid hydrogen booster turbo pump.



     Combined experimental, numerical and optical investigation (M-Z interferometry) of heat transfer characteristics in grooved channels. Three dimensional CFD Analysis of the Vortex combustion chamber to determine flow field flow characteristics and to establish unconventional method of cooling and combustion in a Rocket engine.

     Performed a CFD simulation of the gaseous film cooling through compounded injection orifices. Parametric study was carried out to determine optimum compounded injection on gaseous film cooling effectiveness and film cooling length.

    Experimental investigation to determine heat transfer enhancements in Alumina/water nano-fluid in laminar flow regime. Numerical modeling to investigate convective heat transfer and flow features of alumina/water and alumina/kerosene nano-fluids with variable particle loadings. A single phase constant property model was developed to determine change in heat transfer coefficients.



    Completed M.Tech programme in Thermal and Fluid Engineering specialization at Mechanical Engineering Department of Indian Institute of Technology Bombay, Mumbai and earned A+ grade in thesis work titled ‘Optical and Numerical Investigation of Temperature fields and Study of Heat Transfer Enhancement in Horizontal grooved/ribbed Channels’. [Dec, 06-May, 07]

    Completed six months in Indian Institute of Technology, Delhi doing Master of Science in the Fluid and Thermal sciences Department and completed first Semester with CGPA of 8.81/10.00. Carried out flame speed computations for different gaseous mixture compositions using Chemkin software


    EDUCATION M-Tech in Mechanical Engineering [July,12- July,14] Indian Institute of Technology Bombay (Score: 8.46/10 CGPA)

    B-Tech in Mechanical Engineering [Aug,02-Jun,06] Punjab Technical University (Jalandhar, Punjab) (Score: 81%, equivalent to 4.0/4.0 GPA) 3



    Graduate Record Examination (GRE General Test): 1270/1600 -

    Test of English as Foreign Language (TOEFL iBT): 86/120

    ACADEMIC COURSE WORK - Basic & advanced Thermodynamics - Basic & advanced Fluid Mechanics - Computational Fluid Dynamics - Convective Heat and Mass Transfer - Gas Dynamics - Refrigeration & air conditioning - Engineering Mathematics - Conduction and Radiation - Heat Exchangers - Combustion - Analysis of I.C Engines

     HIGHLIGHTS - Academic Excellence Award in B-Tech (First Position in the College). - Qualified in Graduate Aptitude Test in Engineering (GATE-2007) - Executive member of Astronautical Society of India –Student’s Chapter. - Regional Coordinator World Space Week Association.

     REFERENCES 1. Prof. Atul Srivastava, Indian Institute of Technology Bombay, Powai Email: atulsr(at), 2. Dr. N.K Gupta, Vikram Sarabhai Professor Liquid Propulsion Systems Center, Valiamala Email: gupta_nk(at)

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