Chernobyl

Part I of Essay
The nuclear power plant accident on April 26, 1986 in the former Soviet Union demonstrated for the first time that the effects of any nuclear accident are not localized, but rather spill over into neighboring countries and have global consequences. The accident harmed a l ....

Part II of Essay
.... in power. For this test the reactor was to be stabilized at 1,000 MW prior to shut down, however, due to operational error the power fell to about 30 MW where the positive void coefficient became a problem. The operators tried to raise the power by freeing all the control rods manually and at 01:00 hr. on April 26 the reactor stabilized at 200 MW. Within a short time, an increase in coolant flow and a drop in steam pressure required the operators to withdraw nearly all the rods. The reactor became very unstable and the operators had to m ....