Solar Heat for Industrial Processes

Transcription

1 Solar Heat for Industrial Processes Interaction Session on Roof Top Solar for Textile Industry, Coimbatore Abhinav Goyal, ComSolar-IGEN Seite 1

2 Outline About GIZ Introduction: GIZ/ComSolar Project Solar heat potential in textile sector Scientific monitoring under SoPro India project Key messages Seite 2

3 About GIZ Owned by the Federal Republic of Germany Operations in Germany and in over 130 countries around the world Around 17,000 employees Operates in India since 60 years, currently 250 staff members in India GIZ is working in areas where demand in India s emerging economy is high and in which Germany is particularly strong Energy Environment Sustainable economic development Seite 3

4 Commercialisation of solar energy in urban and industrial areas ( Project Duration Commissioning Ministry Partner Ministry Focus sectors Project team (GIZ) Federal Ministry for the Environment, Nature Conservation, Building and Nuclear Safety (BMUB) - International Climate Initiative Ministry of New and Renewable Energy (MNRE), Government of India Rooftop PV & Solar Thermal in industrial process heat Six employed National & International experts Seite 4

5 Multi-Pronged Approach Implemented by ComSolar: multi-pronged strategy DEMO PROJECTS Rooftop PV CSP Dish power plant with storage Solar Air heating POLICY ADVISORY National bodies Selected States Studies CAPACITY BUILDING Trainings and workshops Web based tools ( Sector campaigns ( Seite 5

6 »Solar heat potential in textile sector» Key findings from GIZ sector study 10/14/2015 Seite 6

7 Solar Thermal Process Heat Potential in industries It is estimated that 15 million tonnes of furnace oil is used in industrial thermal application below C ~ 10% of total commercial energy consumed in industries (2011 level) Technology Concentrating and Non-concentrating (FPC/ETC) Solar thermal energy integration Into the heat distribution network Pre-heating of boiler feed water Directly into the process washing, cleaning 14/10/2015 Source: Aspiration energy Seite 7

8 Identification of Industrial Sectors Promising for the Commercialisation of Solar Energy Objective: Identify suitable industrial sectors promising for the Commercialisation of solar energy Criteria for selection: Can be downloaded from MNRE website 1. Energy Consumption in the Sector 2. Heating/Cooling load requirement 3. Power Generation/ DG Sets/ Captive Plants 4.. Textile one of the top 5 sectors identified 14/10/2015 Seite 8

9 Textile Sector ~ 10% energy substitution by solar thermal Energy consumption (finishing) (4,460 ktoe) Cost-wise distribution (finishing) 56% 33% Coal Electricity Petroleum products Other fuels 24% 17% 16% 43% Coal Electricity Petroleum products Other fuels 7% 4% Textile (402 ktoe/ annum) Desizing 27% 5% 16% 4% Mercering Finishing Scouring 19% Bleaching 16% 13% Dyeing Sizing (spinning & weaving) 14/10/2015 Seite 9

10 »About SoPro India project» Scientific Monitoring of Solar water heating system 10/14/2015 Seite 10

11 Solar process heat (SoPro) India Motivation: promote and deploy SWHS systems Partners: GIZ, Fraunhofer ISE, APITCO With support from: Solar manufacturer, STFI, MNRE Duration: Oct 2013 Dec 2015 Technology: Non-concentrating solar heat technology for low and medium temp. ranges (ETC/FPC) 10/14/2015 Seite 11

12 Objectives: SoPro India Marketing platform to showcase best practices, case studies, address performance and quality related issues: Monitor existing installations, disseminate know-how about actual performance of existing SHIP systems in partnership with the industry Developing a concept of robust and low cost monitoring concept for SHIP in collaboration with Fraunhofer ISE Develop recommendations for MNRE and the industry to promote quality in solar thermal systems for industries Seite 12

13 Monitoring system at Synthokem Labs, Hyderabad Seite 13

14 Monitoring results at Synthokem Labs, Hyderabad Seite 14

15 Monitoring results at Synthokem Labs, Hyderabad Seite 15

16 Key performance and economic numbers Synthokem labs Parameter Value Capacity of the system (LPD/kWth) 10,000LPD/ 87 kwth Technology and Collector area ETC and 124 sq. meters aperture Heat demand 1.5 tonnes/hr of steam at C and 6-7 bar for full year Usage Steam Boiler feed water pre-heating Max. temperature range from solar ~ C collectors on sunny days ( 0 C) Investment cost (INR) INR 8.65 Lakhs / INR 7,000 per sq. meters Year of installation March 2009 Solar thermal energy produced per sunny 87 kwh/day day in collector loop (kwh thermal) Solar system efficiency (%) ~ 25% Actual fossil fuel saved through solar 800 litre/3 winter months thermal - Fuel oil/day Total savings on Furnace oil (INR) ~ INR 45,000/ 3 winter months 14/10/2015 Seite 16

17 Case Study Chelsea Textile Mills- Gurgaon Parameter Capacity of the system (LPD/kWth) Technology and Collector area Heat demand Usage Max. temperature range from solar collectors on sunny days ( 0 C) Investment cost (INR) Solar energy gains Value 50,000 LPD/660kWth FPC and 410 collectors of 2.3 sq. meters aperture hot water in the temperature range of 55 O C to 80 O C for washing of apparels in multiple washing machines. Steam Boiler feed water pre-heating ~ C INR 46 Lakhs / INR 5,000 per sq. meters ~1600 kwh/day 14/10/2015 Seite 17

18 »Key messages 10/14/2015 Seite 18

19 Key messages Solar thermal systems installed across India in many industries Scientific monitoring proves the solar gains and fuel saved through Solar thermal systems 10 per cent of heating requirements can be met by solar thermal systems in textile industries depending on the processes involved 14/10/2015 Seite 19

20 As a federal enterprise, GIZ supports the German Government in achieving its objectives in the field of international cooperation for sustainable development. Published by Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH Registered offices, Bonn and Eschborn, Germany Commercialisation of Solar Energy in Urban and Industrial areas (ComSolar) Indo German Energy Programme B 5/2, 1st Floor, Safdarjung Enclave, New Delhi T F E Abhinav.goyal@giz.de I Responsible Timon Herzog Author(s) Photo credits GIZ/ ComSolar Commissioned by: In cooperation with: Seite 20