Steering Accumulator
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| 图 1 | g00428559 |
蓄压器的位置 | |
两个蓄压器在机器正常运行时为机器提供机油，还可在泵机油流量损失时提供机油供临时转向之用。
蓄压器位于卡车右侧前轮后面。 蓄压器内有一个橡皮气囊， 其中充有干燥的氮气。 充氮可以为正常转向提供能量，在转向活塞泵油流停止时也可以为辅助转向功能提供所需的能量。
蓄压器中的油压维持转向计量泵中的油量，用于满足快速转向需要。 通过向转向计量泵提供稳定的供油流量，油压可防止在转向过程中出现应力集中点。 转向活塞泵的冲程仅在压力降到低于蓄压器充油阀设定值的 90% 时才会增加。
Caterpillar Information System:
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