钠离子电池和锌锰电池的核心区别是什么？

What are the core differences between sodium-ion batteries and zinc-manganese batteries?

分一次、二次电池，充放电、性能、成本、应用完全不同。一可充特性：钠二次可数千次循环；锌锰一次性干电池，电量耗尽不可充电，强行充电鼓包漏液有爆炸风险。二电化学可逆性：钠离子往复嵌入脱出可逆；锌负极持续氧化不可逆，反应终止即报废。三放电功率：钠可大倍率 0.5C~3C 大功率输出，适配叉车、储能；锌锰仅微安至数十毫安小电流，只适合遥控器、测温仪。四高低温：钠 - 20℃稳定放电；0℃以下锌锰内阻暴涨，容量不足一半。五存放寿命：钠月自放电低，仓储半年容量保留 90；锌锰存放 1 年容量流失 35% 以上。六单位使用成本：钠可反复使用，单次成本极低；锌锰一次性消耗长期花费高。七安全边界：钠规范使用不起火；劣质锌锰短路易发热漏液。八环保回收：钠完整再生；锌锰回收经济价值低，多固废填埋。九市场定位：钠大容量储能、交通动力；锌锰小型一次性低功耗设备。

They are disposable primary and rechargeable secondary batteries with fully distinct charging, performance, cost and applications. 1. Rechargeability: Sodium cycles thousands of times; disposable zinc-manganese cannot be recharged, prone to swelling, leakage and explosion upon forced charging. 2. Reaction reversibility: Reversible sodium intercalation vs irreversible continuous zinc anode oxidation for zinc-manganese, scrapped once reaction ends. 3. Discharge power: Sodium supports high-rate 0.5C~3C output for forklifts & storage; zinc-manganese only fits microamp low-current loads such as remotes and thermometers. 4. Temperature performance: Stable sodium discharge at -20℃; zinc-manganese resistance surges below 0℃ with less than half capacity retained. 5. Shelf life: Sodium retains 90% capacity after half-year storage with low monthly self-discharge; zinc-manganese loses over 35% capacity per year. 6. Per-use cost: Reusable sodium delivers ultra-low single-cycle cost; disposable zinc-manganese accumulates high long-term expense. 7. Safety: Sodium stays safe under standard operation; inferior zinc-manganese generates heat and leakage after short circuits. 8. Recycling: Complete closed-loop regeneration for sodium; zinc-manganese holds low recovery value and mostly landfilled. 9. Market positioning: Sodium for large storage and transport power; zinc-manganese for miniature disposable low-power devices.