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accumulator

  1. A rechargeable battery (also known as a secondary battery) or cell. Common varieties include the lead-acid accumulator and nickel-cadmium (NiCd) batteries. However, more and more environmentally-friendly batteries such as NiMH (nickel metal hydride) and NiH (nickel hydride) are also becoming available.

       • BATTERIES

  2. A component of a heat pump that stores liquid and keeps it from flooding the compressor. The accumulator takes the strain off the compressor and improves the reliability of the system.





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