Water Level/it: Difference between revisions

Latest revision as of 00:56, 18 March 2025

When running steam engines , it is of utmost importance to maintain a nominal water level in the boiler . This is done by observing a water gauge and adjusting the water level accordingly with available controls. The water level should always be visible in the water gauge, typically ranging between 75% and 85% of the boiler height.

If water rises above the limit, there are two potential dangers - there is less room for steam to be generated in, and water can overflow into the cylinders , potentially causing them to break .

If water falls under the limit, the boiler can explode and cause catastrophic damage . If the firebox is sufficiently hot and its top surface, known as crown sheet, protrudes above the water level, it can soften from high temperatures and pressure, and lead to the boiler explosion, destroying the entire vehicle.

In an emergency attempt to save the engine from exploding, immediately feed water and dump coal from the firebox.

To feed water to the boiler from storage , there's an injector . To dump water from the boiler there's a blowdown valve. Both controls are usually found in a vehicle's cab .

Il livello dell'acqua è influenzato anche dall'espansione termica. Man mano che la temperatura aumenta, il suo livello aumenterà allo stesso modo, anche se non viene aggiunta nuova acqua alla caldaia.

Il livello dell'acqua dipende dalla pendenza del terreno ed è solito ondeggiare. Procedendo in discesa, il livello dell'acqua appare più basso di quello effettivo, osservabile in piano, e viceversa.

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-Maintaining a proper water level in the boiler is critical. This is done by observing the water gauge and adjusting the amount of water in the tank accordingly. The water level should be visible on the water gauge at all times. This range typically shows between 75% and 85% of the boiler height, which is the intended range of operation. Blowdown valve is used to dump water from the boiler, while the injector is used to add more. Having the water level above the gauge leaves less than optimal room for steam to generate in and may overflow to the cylinders, potentially causing major damage. Having the water level below the gauge can be even more catastrophic. If the firebox is sufficiently hot and its top surface (known as “crown sheet”) protrudes above the water level, it can melt, causing the pressurized boiler to explode.
+When running {{pll|Steam Overview|steam engines}}, it is of utmost importance to maintain a nominal water level in the {{pll|Boiler|boiler}}. This is done by observing a water gauge and adjusting the water level accordingly with available controls. The water level should always be visible in the water gauge, typically ranging between 75% and 85% of the boiler height.
 </div>
+<div lang="en" dir="ltr" class="mw-content-ltr">
+If water rises above the limit, there are two potential dangers - there is less room for steam to be generated in, and water can overflow into the {{pll|Cylinder Cocks|cylinders}}, potentially causing them to {{pll|Mechanical Powertrain Damage|break}}.
+</div>
+<div lang="en" dir="ltr" class="mw-content-ltr">
+If water falls under the limit, the boiler can {{pll|Damage Overview|explode and cause catastrophic damage}}. If the {{pll|Firebox|firebox}} is sufficiently hot and its top surface, known as crown sheet, protrudes above the water level, it can soften from high temperatures and pressure, and lead to the boiler explosion, destroying the entire vehicle.
+</div>
+<div lang="en" dir="ltr" class="mw-content-ltr">
+In an emergency attempt to save the engine from exploding, immediately feed water and dump coal from the firebox.
+</div>
+<div lang="en" dir="ltr" class="mw-content-ltr">
+To feed water to the boiler from {{pll|Water Storage|storage}}, there's an {{pll|Injector|injector}}. To dump water from the boiler there's a blowdown valve. Both controls are usually found in a vehicle's {{pll|Rail Vehicle Types|cab}}.
+</div>
+<div class="mw-translate-fuzzy">
 Il livello dell'acqua è influenzato anche dall'espansione termica. Man mano che la temperatura aumenta, il suo livello aumenterà allo stesso modo, anche se non viene aggiunta nuova acqua alla caldaia.
+</div>
+<div class="mw-translate-fuzzy">
 Il livello dell'acqua dipende dalla pendenza del terreno ed è solito ondeggiare. Procedendo in discesa, il livello dell'acqua appare più basso di quello effettivo, osservabile in piano, e viceversa.
+</div>
-In situazioni di emergenza, dovute a un basso livello d'acqua, una delle misure drastiche che aiutano a prevenire un'esplosione è aprire completamente l'iniettore per aggiungere più acqua e scaricare immediatamente il carbone dal forno nel tentativo di abbassare la temperatura interna, prima che il cielo del focolare si fonda.
-{{See also|Boiler|Injector|Cylinder Cocks|Firebox|Servicing}}
 [[Category:Water Management|4]]