गैसीकरण एवं द्रवीकरण

Gasification and Liquefaction Research

Mandate:

Gasification and Liquefaction Research Group, is aimed to provide basic inputs towards solving industrial problems in the field of coal utilization. Direct sourcing of coal for value added products including futuristic advanced carbon nanomaterials. R & D on gasification of high ash coal, biomass, petcoke and to address the industrial problem related to gasification. Basic & applied research related to the catalyst and process development for synthetic oils and chemicals production from syngas generated from coal/natural gas/biomass feed stocks.

Important Achievements

Development of model structure of coals from Lignite to Anthracite that has been internationally accepted as Indian school of thoughts.
Categorization, reactivity and incubation period assessment of coal and lignite leading to spontaneous combustion at industrial coal-storage points and mines.
Development of techniques for preparation of value added products including carbon nanomaterials from coal.
Development of method for determination of Alpha Quartz in Coal and respirable fraction of Air borne dust by FT IR spectroscopy.
Development of fly-ash based hard scouring powder.
Development of carrying-case for dust loaded membrane filters and occupationally safe dust-generating device for preparation of standards.
Development of pilot scale fluidized bed gasification facility feed rate capacity 15 - 20 kg/h and operating temperature up to 1000 oC.
Gasification of high ash (up to 50%) coals from different coal fields of India in pilot scale fluidized bed gasification facility has been accomplished successfully to study the gasification performance.
Developed correlation between physico-chemical properties of feed material and its effect on gasification kinetics.
Key contribution in the first phase of multi-feed gasification as a part of National Mission Program (NM-9) headed by DRDO for utilization of multi-feed gasifier in remote defense locations.
Development of a process for the preparation of nicotinamide from 3-cyanopyridine.
Developed iron and cobalt based catalysts for middle distillate and wax synthesis through FT process.
Developed three cobalt based catalysts trade named as ALCOZAR-I, II and III. which are promising to be commercial catalysts for CTL technology.
The successful installation and commissioning of the CTL Pilot Plant in a 10 L capacity reactor has been completed and tested two cobalt based CTL catalysts.

Name	Designation	Email & phone

Dr. Pashupati Dutta Briefbiodata	Sr. Principal Scientist
Dr. Sudip Maity Briefbiodata	Principal Scientist
Mr. Sudipta Datta Briefbiodata	Principal Scientist
Dr. Prakash Dhondiram Chavan Briefbiodata	Principal Scientist
Dr. Ashish Kumar Ghosh Briefbiodata	Senior Scientist
Dr. Sujan Saha Briefbiodata	Senior Scientist
Dr. Raja Sen Briefbiodata	Principal Technical Officer
Dr. Debapriya Choudhury Briefbiodata	Senior Technical Officer(3)
Dr. Gajanan Sahu Briefbiodata	Technical Officer
Mr. Rama Shankar Sah	Lab Assistant	Phone : 2388389
Mr Utpalendu Bera	Lab.Assistant	utpalcimfr@gmail.com Phone : 7209485095, 2388259
Mrs Meera Singh	Group ‘D’ NT	Phone : 2388298
Mr Shib Shankar Ganguly	Lab.Assistant	Phone : 2388298
Mr Indal Yadav	Lab Attendant	Phone : 2388363
Mr Soma Munda	Lab Attendant	Phone : 2388363
Mr. Mahendra Rajak	Salesman	Phone : 2388263

16 Results

Sl. No.	A brief description of Facilities/ Equipment/Tools/software with photos

1

Sl. No.	Name	Sponsor	Duration	Objective	Major output(if any)

1	Coal Constitution (CLP 3009)			Routine analysis and tests done for outside parties and various on-going projects in this institute. Analysis and tests done are chiefly Crossing Point Temperature (CPT) and Ignition point temperature(IPT) in Coal. Quantitative determination of various functional groups in coal.	CPT and IPT of samples are determined on payment basis.
2	Prevention of asphaltene aggregation towards improving real term process viability of coal liquefaction. (Project No - GAP–7030)	SERB, DST, New Delhi	01-08-2013 to 01-08-2016	To study the self aggregation phenomenon of asphaltene in molecular scale and develop an easy method in order to minimize asphaltene aggregation by trapping various guest molecules within the asphaltene aggregates for efficient conversion of coal to oil. Major outputs (if any): Coal tar samples were sourced from various nearby coke plants such as Barari, Lodna, Bhowrah etc. and also from our Coal liquefaction (CTL) plant. Coal Derived Asphaltene (CDA) sample could be successfully prepared as per ASTMD2007-80 method from respective tar samples and derived anthracene oil. The (CDA) sample was characterized by CHN, NMR, UV and Fluorescence spectroscopic analysis. Aggregation studies of CDA have been done in organic solvents with series of electron acceptors as probe materials.
3	Development of iron & cobalt based mesoporous and macroporous catalysts for conversion of syngas to liquid hydrocarbon through Fischer-Tropsch route	SERB, Department of Science and Technology, Government of India	From 16th November, 2015 to 15th November, 2018	Synthesis and characterization of iron & cobalt based mesoporous and macroporous catalysts with high surface area, tailorable pore sizes, controllable particle sizes and shapes. To determine conversion efficiency of catalysts towards syngas to liquid hydrocarbon through Fischer-Tropsch synthesis To maximize conversion efficiency and C5+ selectivity with variable reaction parameters like H2/CO ratio, space velocity, reaction temperature and pressure. To increase catalyst life and mechanical stability with different types of structural promoters (Zr, Al, B etc.) To increase thermal efficiency of the reaction and to increase syngas conversion and C5+ selectivity with doping of trace amount of reduction promoter like Ru, Pd, Pt, Cu.	Major outputs (if any): Preparation of Meso-porous support is in progress
4	Development of Indigenous Catalyst through Pilot scale studies of Coal-to-Liquid (CTL) conversion technology	Ministry of Coal, Government of India	From 1st January, 2010 to 30th June, 2016	To develop suitable catalysts and to study the coal-to-liquid conversion technology in Pilot Scale in an integrated plant consisting of low cost air blown gasifier and a multi-tubular fixed bed reactor (Catalyst Capacity: 10.0 L); To test high ash Indian coals in the gasifier; To generate basic design & process parameters for further scale-up to commercialization; To characterize the products (liquid and gaseous) and its up-gradation/processing for commercial use	Establishment of a Coal – to – Liquid Pilot Plant for testing of Fischer – Tropsch Catalysts
5	Catalytic petcoke gasification	In-house funding	September 2015 to August 2017	Selection of catalyst Gasification reactivity study with and without catalyst Effect of catalyst on petcoke conversion
6	Prefeasibility study on Coal Gasification to supplement Natural gas with Syngas (Project No. CNP-7125)	Gujarat Gas Limited, Gujarat	September 2014 to March 2016	Survey of coal Gasification Technology options available globally according to the types of coals and their pros and cons Estimated quantity and quality of coal required for running aforesaid centralized coal gasification plant on long term basis. CAPEX & OPEX of one/two selected technologies for the centralized coal gasification plant will be included in the final report. Economic analysis comparison of coal gas generated mainly from Imported coal vis-à-vis Imported natural gas.	Prepared pre-feasibility report consisting of survey of different gasification technologies and techno-economic analysis for coal to SNG project in India.
7	Tap Coal : Co-gasification of High Ash Indian Coal and Biomass (Project No:CSC-0102)	CSIR Network Project under 12th Five Year Plan	April 2013 to March 2017	Gasification Reactivity of coal-biomass blends with different gasifying agents Gasification performance of coal and coal-biomass blends in the fluidized bed gasifier (FBG) test facility Ash agglomeration behavior and entrainment during co-gasification of coal and biomass in FBG Empirical modeling of the data generated in Thermo Gravimetric Reactor (TGR), Fluidized Bed Gasifier (FBG).	Generated gasification performance database in FBG Generated gasification reactivity and kinetic data in TGA for selected coal and biomass blends.
8	Coal Constitution (CLP 3009)			Routine analysis and tests done for outside parties and various on-going projects in this institute. Analysis and tests done are chiefly Crossing Point Temperature (CPT) and Ignition point temperature(IPT) in Coal. Quantitative determination of various functional groups in coal.	CPT and IPT of samples are determined on payment basis.

8 Results