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White paper on Davao Light & Power Company's April 2017 power rates

DAVAO LIGHT & POWER COMPANY POWER RATE HIKES A comprehensive paper DAVAO LIGHT ( DLPC ) customers are up in arms over the recent spike in power costs which as of April 2017 billing has gone over Php 10.00 per kwh for residential customers, while commercial and industrial have to contend with Power Rates hovering between Php 8.50 to 9.50 per kwh.  While heavy industrial users with 69 KV connection have an average Php 7.50 from  only Php 6.50 last January 2017 Background : From its inception, up to 1979 when the AGUS hydro plants generation capacity reached DLPC, the supply was from the Bajada Power Plant, a 53 MW Diesel Fired power plant.  Thence the power rates were relatively cheaper than MERALCO, with an average variance of Php 2.50 per kwh in favor of DLPC customers. The advent of the Mindanao Power crisis in 2010 was the sparkplug, igniting the series of power rate increases in all aspects, generation, transmission and distribution. GENERATION ...

The effect of diminishing dispatch of Hyrdo Power Plants in Mindanao

Imahe
The following table shows the effect of diminishing dispatch of Hydro Power Plants in Mindanao Grid, Republic of the Philippines. . From Davao Light and Company website
ECONOMIC DISPATCH OF POWER PLANT CAPACITY There are three basic types of plants in a given GRID :  Baseload Power Plants =  These power plant compose the bulk of the capacity available to supply the given grid with continuous power for a minimum of 16 hours a day.  The Department of Energy is setting 70 percent of the Grid Capacity as Baseload Capacity. From the economic standpoint, the base load plant have inherent high capital cost per KW, but with minimal fuel cost, if at all eg. Hydro Power Plants., Geothermal Power Plants, Natural Gas, Coal-fired Power Plants are best examples of existing power plants in operation.  Thermal or Bunker-C  Fuel-fed power plants which have efficient heat rates are also considered as Base Load,  Mid-Merit Power Plants =  These power plants compose the median power plants that operate between 8 to 12 hours a day.  They are also called load-following plants as they supply the power that is neede...
DAVAO LIGHT 2016 SUMMARY OF LOAD RATES DAVAO  LIGHT  AND  POWER  COMPANY # of hours SECONDARY RETAIL     3.1  KWHS CHARGES FOR 2016 Kwh/kw JAN FEB MAR APR MAY JUNE JULY AUG SEP OCT NOV DEC 72 11.00639 11.32343 11.53338 11.9118 11.64359 12.20221 12.35761 12.29572 12.47927 12.28563 12.61897 12.57686 144 8.194122 8.600772 8.842234 9.219179 8.956993 9.475777 9.466434 9.261851 9.516822 9.360635 9.666952 9.549369 216 7.256699 7.693221 7.945185 8.32164 8.061461 8.566966 8.502709 8.250563 8.529339 8.38...
MERALCO's 2016 power rates for Load Customers : Please note the declining trend General Service  B JAN FEB MAR APR MAY JUNE JULY AUG SEPT OCT NOV DEC HOURS / MONTH 72 18.36961 19.31291 18.81483 19.47854 18.31572 17.92892 18.56929 18.72673 18.39665 17.81668 17.73996 17.78079 144 9.184804 9.656457 9.407415 9.739272 9.15786 8.964461 9.284646 9.363366 9.198325 8.908342 8.869979 8.890397 216 7.957732 8.388736 8.149042 8.410811 7.918037 7.667763 8.065765 8.051159 7.962419 7.75194 7.706253 7.753952 288 7.344197 ...