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Halaman 997
The Frederick Engineering Company “ During the last few years , as coal prices have increased and the quality and quantity of fuel at the power plants was decreased to the point where it has constituted a serious difficulty in ...
The Frederick Engineering Company “ During the last few years , as coal prices have increased and the quality and quantity of fuel at the power plants was decreased to the point where it has constituted a serious difficulty in ...
Halaman 1018
The saving due to one or two per cent additive efficiency in the case of the economizer installation , when capitalized , may , or may not , warrant the increased investment as the fuel cost increases or decreases .
The saving due to one or two per cent additive efficiency in the case of the economizer installation , when capitalized , may , or may not , warrant the increased investment as the fuel cost increases or decreases .
Halaman 1100
The pressure operation of this valve gear is based on the fact that an increased demand for low pressure steam will reduce the pressure in the system , and when the requirement decreases the pressure in the system will increase .
The pressure operation of this valve gear is based on the fact that an increased demand for low pressure steam will reduce the pressure in the system , and when the requirement decreases the pressure in the system will increase .
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amount arms arrangement average boiler burners capacity carried cause cent circuit close coal Committee Company conductor connection considerable construction cost covering desired draft economizer effect efficiency Electric Engineering equipment experience feed feet fire fuel furnace give given ground wires heat higher hour important inch increased indicate installed insulators interest iron less Light lignite limit load loss lower manufacturers material means mechanical method necessary obtained operation pins pipe plant poles possible practice present pressure problem production pulverized pump reduced removed shown shows specifications standard station steam steel stoker superheat supply surface TABLE tank temperature tion treated treatment trouble tubes turbine units usually valve voltage wood