3 months ago
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The Kochi Corporation’s compressed biogas (CBG) works astatine Brahmapuram, acceptable to beryllium inaugurated by Kerala Chief Minister Pinarayi Vijayan connected February 27, with an optimum capableness to dainty 150 tonnes of source-segregated coagulated discarded is estimated to make astir 6 metric tonnes of CBG and 128 tonnes of coagulated and liquid integrated manure for Bharat Petroleum Corporation Limited (BPCL) Kochi Refinery, which has funded the project.
The CBG volition beryllium transported to BPCL’s works astatine Ambalamedu done a 3.2 km-long pipeline, portion 100 tonnes of liquid integrated manure and 28 tonnes of coagulated integrated manure volition beryllium marketed done Fertilisers and Chemicals Travancore (FACT) Limited.
The works has been established by BPCL-KR astatine an concern of astir ₹90 crore from its firm societal work funds connected a 10-acre reclaimed crippled handed implicit by the Corporation. It comprises 2 biodigesters of 75 tonnes each. While the proceedings tally of 1 biodigester began past year, the 2nd is presently undergoing trials.
“We started proceedings tally of the archetypal digester connected December 4, 2025. Initially, 5 tonnes were utilized earlier gradually expanding it to 75 tonnes arsenic per the commissioning procedure. This was preceded by feeding 500 tones of cattle dung into some digesters from March 2025. Trail tally of 2nd digester has started with recycle slurry from the archetypal digester,” said BPCL-KR sources.
The task was highlighted arsenic a large accomplishment of the erstwhile Left Democratic Front assembly of Kochi Corporation, arsenic it was conceived and astir completed during its tenure. Originally scheduled for inauguration past year, the task was delayed owed to logistical reasons. Now, it is being commissioned up of the Assembly elections, the notification for which is expected shortly.
Mayor V.K. Minimol remarked that portion the works is acceptable to beryllium inaugurated, the commissioning should ideally person taken spot lone aft proceedings runs astatine optimum tonnage. “Progress has been slow. The proceedings tally is being conducted utilizing nutrient discarded collected by the Corporation. There person been issues with the prime of waste, and we person been asked to amended segregation astatine root by removing non-biodegradable components similar plastic. Hopefully, the works volition run initially astatine 100 tonnes earlier reaching afloat capacity,” she said.
However, BPCL-KR sources said the works would beryllium capable to tally astatine the optimum capableness from the precise outset.
The monolithic occurrence astatine the heaps of integrative discarded astatine Brahmapuram successful March 2023, which raged for astir a fortnight and prompted High Court intervention, was what led to the CBG project. The State Cabinet cleared the connection successful July that year. Subsequently, a tripartite statement was signed betwixt the Kochi Corporation, the State government, and BPCL-KR.
Limited to Corporation limits for now
While the projected works is expected to cater to the discarded absorption needs of neighbouring section bodies successful the future, successful its archetypal stage, it volition beryllium constricted to treating discarded from wrong the Kochi Corporation limits.
At present, the Corporation generates implicit 150 tonnes of discarded per day. The CBG plant, on with 2 achromatic worker fly-based attraction plants of 50 tonnes each, is expected to conscionable the Corporation’s discarded absorption requirements.
