Page 52 - SD RATCH EN

52
Sustainability Report 2020
RATCH Group PCL.
Project/Activity
Energy saved (megawatt-hour)
Expenses saved (baht)
Emissions reduction (tCO2e)
RATCH Cogeneration Power Plant
1,384.04
5,536,180
692
528.16
2,112,620
264
3,986.28
15,945,127
RATCH Group Head Office
26.95
87.00
107,806
391,779
1,993
1,371
13
838.58
3,354,338
419
2,742.07
10,968,271
43.49
Total
12,540.68
46,744,372
6,269
Installing variable speed drive (VSD) for cooling fan and GT air pump
Maintaining the electric chiller’s compressor
Reducing the pressure of gas compressor, to fit gas turbine generator’s operations
Installing 376 replacement LED light bulbs
Adjusting the electric chiller’s operations, by keeping it on only during peak period
Conducting offline cleaning for gas turbine’s blade compressor every 4 months to reduce energy consumption
Campaigning energy saving measures, “Turn-off, Adjust, Replace, Change”
Though Ratchaburi Power Plant has been operational for more than 20 years and achieved the output target under the 5-year energy conservation project (2018-2022) of 1,142 megawatts-hour in 2019. The power plant launched a number of 2 projects which saved additional 881 megawatts-hour with its operations in 2020. In additional, Ratchaburi Power Plant set accumulative energy saving target of the new 5-year energy conservation plan (2021-2025) at least 79.4988 million mega joules, representing power saving of 228,400 kilowatts-hour per year.
Carbon Footprint for Organization (CFO)
RATCH Group assessed GHG emissions in the electricity generation business in 2020, focusing on primary assets – Ratchaburi Power Plant, Tri Energy Power Plant and Head Office. The assessment was based on emission scopes 1-2 under Thailand Greenhouse Gas Management Organization (Public Organization)’s Carbon Footprint for Organization methodology. The process was also extended to cover RATCH Cogeneration Power Plant, making it the first SPP of the Company to conduct a carbon footprint assessment.