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New Recruit
When Japan first started its high speed rail about 50 years ago, its speed was around 200 kph.
Currently, Japan's HSR network has expanded to 2,600 km with operating speeds of 240–320 km/h, and
284 km of Mini-shinkansen lines with a maximum speed of 130 km/h.
If I read it correctly, the Japanese HSR's maximum operating speed of 320 km/h was only introduced in in March 2011 for a small section of the Tōhoku Shinkansen. The rest of the network is operating at a slower speed.
From Wikipedia, "Extensive trials using the Fastech 360 test trains have shown that operation at 360 km/h is not currently feasible because of problems of noise pollution (particularly tunnel boom), overhead wire wear, and braking distances. On 30 October 2012, JR East announced that it is pursuing research and development to increase speeds to 360 km/h on the Tohoku Shinkansen by 2020."
In comparison, China already has a few lines that are thousands of km in length that operates at 350 kph.
Recently, China has developed a new HSR traction system that is more efficient and can run at 500 kph.
Looks to me like China has superseded Japan in HSR technology.
A second government source said Indonesia wanted to strike a balance between the two powers in handing out high-profile infrastructure projects. Japan already holds contracts to build Jakarta's mass rapid transit system and the biggest coal-fired power plant in the region.
read more: CORRECTED-Indonesia favouring China over Japan in railway bid - govt sources| Reuters
Off topic, why building coal-fired instead of gas power plant?
(as we required to move to cleaner power source)
Coal power plant is the most cost-effective solution for Indonesia to fulfil our energy demand since we produce huge amount of coal every year. Moreover with the slump of the coal price today, we better absorb this energy source ourselves. The plant is designed to use Japan Ultra Super Critical technology, which is supposed to minimize its environmental impact. Sounds cool right
That's Japanese propaganda for 'our product is very expensive so we have to give it fancy words to con everyone'.
IGCC, supercritical - World Coal AssociationThe introduction of ultra-supercritical technology has been driven over recent years in countries such as Denmark, Germany and Japan, in order to achieve improved plant efficiencies and reduce fuel costs.
China is not far left behind in using fancy word gimmick, like this one:
Yuhuan 1,000MW Ultra-Supercritical Pressure Boilers, China
Yuhuan 1,000MW Ultra-Supercritical Pressure Boilers - Power Technology
Even with fancy words, China offers affordable technology with similar technology. Japanese technology is expensive because it has the Japanese brand name on it. That's why people choose China when it competes for contracts.
Off topic, why building coal-fired instead of gas power plant?
(as we required to move to cleaner power source)
Watch this video from about 4:30. It show China's new coal power plant is so advance its a model for the world. It captures the CO2 and sells it to coca cola to make sodas.Coal power plant is the most cost-effective solution for Indonesia to fulfil our energy demand since we produce huge amount of coal every year. Moreover with the slump of the coal price today, we better absorb this energy source ourselves. The plant is designed to use Japan Ultra Super Critical technology, which is supposed to minimize its environmental impact. Sounds cool right