[{"data":1,"prerenderedAt":721},["ShallowReactive",2],{"guide-zh-jk-bms-nmc-lto-settings":3,"guides-zh":661},{"id":4,"title":5,"body":6,"date":640,"description":641,"extension":642,"keywords":643,"meta":650,"navigation":651,"path":652,"related":653,"seo":657,"stem":658,"updated":659,"__hash__":660},"guides_zh\u002Fguides\u002Fjk-bms-nmc-lto-settings.md","JK BMS 三元锂与钛酸锂设置：安全的单体参数",{"type":7,"value":8,"toc":620},"minimark",[9,13,17,20,33,36,40,43,47,50,54,57,62,65,317,321,324,544,548,557,560,563,566,573,576,580,588,592,595,599,602],[10,11,12],"p",{},"JK BMS 用于三元锂（NMC）和钛酸锂（LTO）时，与 LiFePO4 的区别主要在电压上。NMC 和 NCA 锂离子电芯（标称 3.6 到 3.7 V）最高充到 4.2 V，充到 4.1 V 或更低时寿命最好。LTO 电芯（标称 2.3 到 2.4 V）最高充到 2.8 V，而且对低温和快充的耐受度远超其他任何锂电体系。",[14,15,16],"h2",{"id":16},"编辑器如何判断电芯类型",[10,18,19],{},"JK Preset Studio 会根据单体过压保护（Cell OVP）推测电芯类型，规则很简单：",[21,22,23,27,30],"ul",{},[24,25,26],"li",{},"单体过压保护 3.9 V 及以上：NMC。",[24,28,29],{},"单体过压保护低于 3.0 V：LTO。",[24,31,32],{},"介于两者之间（例如 3.65 V）：LiFePO4。",[10,34,35],{},"这个推测只决定显示哪一套推荐范围，你也可以手动更改。",[14,37,39],{"id":38},"为什么-nmc-的上限电压很重要","为什么 NMC 的上限电压很重要",[10,41,42],{},"锂离子电芯长期停留的电压越高，老化越快。充到 4.1 V 而不是 4.2 V，只损失一小部分容量，循环寿命却明显提升。Battery University 和 Sandia 的老化研究都指向这个结论。所以温和档 NMC 预设的单体过压保护停在 4.1 V，激进档使用 4.2 V。",[14,44,46],{"id":45},"lto-为什么不一样","LTO 为什么不一样",[10,48,49],{},"LTO 电芯在低温充电时不容易析锂，所以很多型号标称可以在 0 °C 以下充电，温度限制也比 NMC 宽得多。它们还能承受深度循环和大电流。请查看你的规格书，因为有些电芯的标称更保守。",[14,51,53],{"id":52},"nmc-与-lto-的-jk-bms-单体设置","NMC 与 LTO 的 JK BMS 单体设置",[10,55,56],{},"所有电压都是单体电压。三个档位就是编辑器里的预设，范围来自编辑器的推荐值。",[58,59,61],"h3",{"id":60},"nmc-数值","NMC 数值",[10,63,64],{},"来源：Samsung 50E 和 LG M50LT 规格书、JK 说明书、Battery University 以及 Sandia。",[66,67,68,90],"table",{},[69,70,71],"thead",{},[72,73,74,78,81,84,87],"tr",{},[75,76,77],"th",{},"参数",[75,79,80],{},"范围",[75,82,83],{},"激进",[75,85,86],{},"均衡",[75,88,89],{},"温和",[91,92,93,111,128,145,161,175,190,205,221,235,249,266,283,300],"tbody",{},[72,94,95,99,102,105,108],{},[96,97,98],"td",{},"单体过压保护",[96,100,101],{},"4.10 到 4.20 V",[96,103,104],{},"4.20 V",[96,106,107],{},"4.15 V",[96,109,110],{},"4.10 V",[72,112,113,116,119,122,125],{},[96,114,115],{},"单体过压恢复",[96,117,118],{},"3.90 到 4.10 V",[96,120,121],{},"4.05 V",[96,123,124],{},"4.00 V",[96,126,127],{},"3.90 V",[72,129,130,133,136,139,142],{},[96,131,132],{},"单体欠压保护",[96,134,135],{},"2.80 到 3.20 V",[96,137,138],{},"2.80 V",[96,140,141],{},"3.00 V",[96,143,144],{},"3.20 V",[72,146,147,150,153,156,158],{},[96,148,149],{},"单体欠压恢复",[96,151,152],{},"3.10 到 3.40 V",[96,154,155],{},"3.10 V",[96,157,144],{},[96,159,160],{},"3.40 V",[72,162,163,166,169,171,173],{},[96,164,165],{},"均衡启动电压",[96,167,168],{},"3.90 到 4.00 V",[96,170,127],{},[96,172,127],{},[96,174,127],{},[72,176,177,180,183,186,188],{},[96,178,179],{},"均衡触发压差",[96,181,182],{},"0.005 到 0.015 V",[96,184,185],{},"0.010 V",[96,187,185],{},[96,189,185],{},[72,191,192,195,198,200,202],{},[96,193,194],{},"SOC-100% 电压",[96,196,197],{},"3.95 到 4.10 V",[96,199,110],{},[96,201,121],{},[96,203,204],{},"3.95 V",[72,206,207,210,213,216,218],{},[96,208,209],{},"SOC-0% 电压",[96,211,212],{},"2.90 到 3.30 V",[96,214,215],{},"2.90 V",[96,217,155],{},[96,219,220],{},"3.30 V",[72,222,223,226,229,231,233],{},[96,224,225],{},"请求充电电压（RCV）",[96,227,228],{},"4.00 到 4.15 V",[96,230,107],{},[96,232,110],{},[96,234,124],{},[72,236,237,240,243,245,247],{},[96,238,239],{},"请求浮充电压（RFV）",[96,241,242],{},"3.90 到 4.05 V",[96,244,121],{},[96,246,124],{},[96,248,127],{},[72,250,251,254,257,260,263],{},[96,252,253],{},"充电过温保护",[96,255,256],{},"40 到 45 °C",[96,258,259],{},"45 °C",[96,261,262],{},"43 °C",[96,264,265],{},"40 °C",[72,267,268,271,274,277,280],{},[96,269,270],{},"充电低温保护",[96,272,273],{},"0 到 10 °C",[96,275,276],{},"3 °C",[96,278,279],{},"5 °C",[96,281,282],{},"10 °C",[72,284,285,288,291,294,297],{},[96,286,287],{},"放电低温保护",[96,289,290],{},"-20 到 -10 °C",[96,292,293],{},"-20 °C",[96,295,296],{},"-15 °C",[96,298,299],{},"-10 °C",[72,301,302,305,308,311,314],{},[96,303,304],{},"充电 \u002F 放电倍率",[96,306,307],{},"未设定",[96,309,310],{},"0.7C \u002F 1C",[96,312,313],{},"0.5C \u002F 0.7C",[96,315,316],{},"0.3C \u002F 0.5C",[58,318,320],{"id":319},"lto-数值","LTO 数值",[10,322,323],{},"来源：银隆（Yinlong）和东芝 SCiB 资料、JK 说明书以及 DIY Solar Forum。部分 LTO 范围是社区估算值，请对照你的电芯规格书核实。",[66,325,326,340],{},[69,327,328],{},[72,329,330,332,334,336,338],{},[75,331,77],{},[75,333,80],{},[75,335,83],{},[75,337,86],{},[75,339,89],{},[91,341,342,357,372,388,404,418,430,445,458,471,484,499,514,529],{},[72,343,344,346,349,351,354],{},[96,345,98],{},[96,347,348],{},"2.60 到 2.80 V",[96,350,138],{},[96,352,353],{},"2.70 V",[96,355,356],{},"2.60 V",[72,358,359,361,364,366,369],{},[96,360,115],{},[96,362,363],{},"2.35 到 2.65 V",[96,365,356],{},[96,367,368],{},"2.50 V",[96,370,371],{},"2.40 V",[72,373,374,376,379,382,385],{},[96,375,132],{},[96,377,378],{},"1.70 到 1.90 V",[96,380,381],{},"1.70 V",[96,383,384],{},"1.80 V",[96,386,387],{},"1.90 V",[72,389,390,392,395,398,401],{},[96,391,149],{},[96,393,394],{},"1.95 到 2.05 V",[96,396,397],{},"1.95 V",[96,399,400],{},"2.00 V",[96,402,403],{},"2.05 V",[72,405,406,408,411,414,416],{},[96,407,165],{},[96,409,410],{},"2.40 到 2.50 V",[96,412,413],{},"2.45 V",[96,415,371],{},[96,417,371],{},[72,419,420,422,424,426,428],{},[96,421,179],{},[96,423,182],{},[96,425,185],{},[96,427,185],{},[96,429,185],{},[72,431,432,434,437,440,443],{},[96,433,194],{},[96,435,436],{},"2.45 到 2.65 V",[96,438,439],{},"2.65 V",[96,441,442],{},"2.55 V",[96,444,413],{},[72,446,447,449,452,454,456],{},[96,448,209],{},[96,450,451],{},"1.80 到 2.00 V",[96,453,384],{},[96,455,387],{},[96,457,400],{},[72,459,460,462,465,467,469],{},[96,461,225],{},[96,463,464],{},"2.50 到 2.70 V",[96,466,353],{},[96,468,356],{},[96,470,368],{},[72,472,473,475,478,480,482],{},[96,474,239],{},[96,476,477],{},"2.40 到 2.60 V",[96,479,356],{},[96,481,368],{},[96,483,371],{},[72,485,486,488,491,494,497],{},[96,487,253],{},[96,489,490],{},"45 到 55 °C",[96,492,493],{},"55 °C",[96,495,496],{},"50 °C",[96,498,259],{},[72,500,501,503,506,509,511],{},[96,502,270],{},[96,504,505],{},"-30 到 -5 °C",[96,507,508],{},"-25 °C",[96,510,296],{},[96,512,513],{},"-5 °C",[72,515,516,518,521,524,527],{},[96,517,287],{},[96,519,520],{},"-40 到 -30 °C",[96,522,523],{},"-35 °C",[96,525,526],{},"-30 °C",[96,528,526],{},[72,530,531,533,535,538,541],{},[96,532,304],{},[96,534,307],{},[96,536,537],{},"3C \u002F 3C",[96,539,540],{},"2C \u002F 2C",[96,542,543],{},"1C \u002F 1C",[14,545,547],{"id":546},"nmc-与-lto-的均衡","NMC 与 LTO 的均衡",[10,549,550,551,556],{},"NMC 和 LTO 的电压曲线比 LiFePO4 陡，因此在很宽的范围内，电量的微小差异都会表现为明显的电压差。预设中 NMC 从 3.9 V 开始均衡，LTO 从 2.4 到 2.45 V 开始，触发压差为 0.010 V。均衡启动电压、触发压差和均衡电流如何配合，见 ",[552,553,555],"a",{"href":554},"\u002Fguides\u002Fjk-bms-balance-settings","JK BMS 均衡设置","。",[14,558,559],{"id":559},"电池组电压与电芯数量",[10,561,562],{},"把每个单体数值乘以电芯数量，就得到电池组数值。常见的 NMC 方案有 7S（满电 29.4 V）、13S（54.6 V）和 14S（58.8 V）。6S 的 LTO 电池组在每串 2.8 V 时达到 16.8 V。14S NMC 电池组按每串 4.2 V 计算，可能超过部分 48 V 设备的输入上限，所以要设好单体过压保护，让电池组电压处在充电器可接受的范围内，同时把电芯数量设成与你的电池组一致。",[14,564,565],{"id":565},"固件的顺序校验同样适用",[10,567,568,569,556],{},"无论哪种电芯，JK 固件都检查同样的顺序：单体过压恢复低于 SOC-100% 电压，SOC-100% 电压低于请求充电电压；单体欠压保护低于 SOC-0% 电压，SOC-0% 电压低于单体欠压恢复。数值相等也会被拒绝。上面的所有预设都满足这些顺序。如果你手动修改单个数值，请保持这个顺序，否则 BMS 会提示 \"This parameter does not apply to the connected device. (Sending failure)\"。解决方法见 ",[552,570,572],{"href":571},"\u002Fguides\u002Fjk-bms-sending-failure","JK BMS 发送失败",[14,574,575],{"id":575},"常见错误与问题",[58,577,579],{"id":578},"能把-lifepo4-的设置用在-nmc-电芯上吗","能把 LiFePO4 的设置用在 NMC 电芯上吗？",[10,581,582,583,587],{},"不能。3.65 V 的单体过压保护会让 NMC 电芯远远充不满，而 2.5 V 的欠压保护低于很多 NMC 电芯的安全下限。可以对照 ",[552,584,586],{"href":585},"\u002Fguides\u002Fjk-bms-lifepo4-settings","LiFePO4 设置","看看差别。",[58,589,591],{"id":590},"jk-bms-用于-18650-怎么设置","JK BMS 用于 18650 怎么设置？",[10,593,594],{},"18650 和 21700 电芯通常是 NMC 或 NCA，所以请用 NMC 的表格。具体限值以规格书为准，最大充电电流根据倍率和电池组容量来设。",[58,596,598],{"id":597},"lto-能在零下充电吗","LTO 能在零下充电吗？",[10,600,601],{},"很多 LTO 电芯可以，但请在规格书中确认下限。千万不要把 LTO 的充电低温保护值照搬到 NMC 电芯上。",[10,603,604,605,609,610,614,615,619],{},"每个参数的说明都在",[552,606,608],{"href":607},"\u002Fparameters","参数手册","里。打开",[552,611,613],{"href":612},"\u002Fpresets","预设页面","可以一键选用 NMC 和 LTO 预设，然后",[552,616,618],{"href":617},"\u002F","连接你的 BMS 或打开你的 .jkcfg","，在编辑器中应用这些预设，检查结果后写回。",{"title":621,"searchDepth":622,"depth":622,"links":623},"",3,[624,626,627,628,632,633,634,635],{"id":16,"depth":625,"text":16},2,{"id":38,"depth":625,"text":39},{"id":45,"depth":625,"text":46},{"id":52,"depth":625,"text":53,"children":629},[630,631],{"id":60,"depth":622,"text":61},{"id":319,"depth":622,"text":320},{"id":546,"depth":625,"text":547},{"id":559,"depth":625,"text":559},{"id":565,"depth":625,"text":565},{"id":575,"depth":625,"text":575,"children":636},[637,638,639],{"id":578,"depth":622,"text":579},{"id":590,"depth":622,"text":591},{"id":597,"depth":622,"text":598},"2026-10-02","JK BMS 三元锂 NMC 与钛酸锂 LTO 电池组设置：单体过压、欠压、均衡、温度和倍率的三档数值，以及编辑器如何识别电芯类型。","md",[644,645,646,647,648,649],"jk bms 三元锂 设置","jk bms 钛酸锂 设置","jk bms nmc 参数","jk bms lto 参数","jk bms 单体过压 4.2","18650 保护板 参数",{},true,"\u002Fguides\u002Fjk-bms-nmc-lto-settings",[654,655,656],"jk-bms-lifepo4-settings","jk-bms-parameters-explained","jk-bms-balance-settings",{"title":5,"description":641},"guides\u002Fjk-bms-nmc-lto-settings","2026-10-04","bxrCt8d5DOyO6S1iQ3PsCFr7VDzqwR-6f-jeZ-7S3Hw",[662,667,670,674,678,682,685,689,690,694,698,702,706,709,713,717],{"path":663,"title":664,"description":665,"date":659,"updated":666},"\u002Fguides\u002Fjk-bms-bluetooth-browser","在浏览器中通过蓝牙修改 JK BMS 设置","在 Chrome 或 Edge 中连接 JK BMS，读取全部设置，应用预设，再按安全顺序写回并逐项回读校验。无需 JK app。",null,{"path":554,"title":668,"description":669,"date":640,"updated":659},"JK BMS 均衡设置：均衡启动电压、触发压差和均衡电流","详解 JK BMS 均衡设置：均衡启动电压、均衡触发压差、最大均衡电流和均衡开关，适用于磷酸铁锂、三元和钛酸锂。",{"path":671,"title":672,"description":673,"date":640,"updated":666},"\u002Fguides\u002Fjk-bms-cell-overcharge-protection-tripping","JK BMS 单体过充保护反复触发：原因与解决方法","JK BMS 单体过充保护每分钟触发又解除？了解充电器设得过高为何导致这种情况、如何与弱单体区分，以及怎样解决。",{"path":675,"title":676,"description":677,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-detail-log","如何导出并读懂 JK-BMS 详细日志（Detail Log）","JK-BMS 详细日志包含什么、如何从 app 导出、如何读懂其中的事件，以及日志分析页能告诉你哪些保护动作和故障信息。",{"path":679,"title":680,"description":681,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-export-import-settings","JK BMS 设置导出与导入：.jkcfg 文件完全指南","如何用 JK BMS app 导出和导入保护板设置，.jkcfg 文件里有什么，为什么手动改会损坏，以及如何在浏览器里安全编辑。",{"path":585,"title":683,"description":684,"date":640,"updated":659},"磷酸铁锂 JK BMS 参数设置：8S、16S，280Ah 与 314Ah 电芯","磷酸铁锂电池组的 JK BMS 参数设置：8S 和 16S、280Ah 与 314Ah 电芯的单体电压、均衡、电流和温度推荐值，分三种损耗等级。",{"path":686,"title":687,"description":688,"date":640,"updated":666},"\u002Fguides\u002Fjk-bms-log-messages-explained","JK BMS 日志消息详解：Boot、Time calibration、保护","每条 JK BMS 日志消息的含义：Boot、Time calibration、APP open charge、保护触发与解除，以及 Discharge On Failed。",{"path":652,"title":5,"description":641,"date":640,"updated":659},{"path":691,"title":692,"description":693,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-ocp-scp-settings","JK BMS 过流保护设置：OCP 与 SCP 参数指南","详解 JK BMS 过流保护设置：充放电 OCP 电流上限、延时、恢复时间与短路保护 SCP，附推荐范围和逆变器选型方法。",{"path":695,"title":696,"description":697,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-parameters-explained","JK BMS 参数详解：按分组逐项讲解每个设置","一篇看懂 JK BMS 参数：单体 OVP、OVPR、UVP、UVPR、均衡、SOC、RCV 与 RFV、电流和温度保护，附磷酸铁锂常用范围。",{"path":699,"title":700,"description":701,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-password","JK BMS 密码：默认密码、修改与重置指南","JK BMS 的密码其实有两个：蓝牙连接密码和设置密码。本文介绍出厂默认值、修改方法、密码无效时的排查，以及忘记密码怎么办。",{"path":703,"title":704,"description":705,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-reboots-power-events","JK BMS 重启与充电 MOS 关闭：在日志中读懂电源事件","JK BMS 重启，或充电 MOS 自己关闭？学会读懂详细日志中的 Boot 行和 MOS 状态，分清正常重启与真正的故障。",{"path":571,"title":707,"description":708,"date":640,"updated":659},"JK BMS 发送失败（Sending failure）：原因与逐步解决方法","JK BMS 导入设置时提示发送失败？了解固件拒绝参数的原因（电压顺序链、写入顺序、短路延时），并按步骤解决。",{"path":710,"title":711,"description":712,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-soc-calibration","JK BMS SOC 校准：解决电量漂移、跳变和复位问题","JK BMS SOC 校准详解：SOC 为什么会漂移或跳变，SOC-100% 电压和 SOC-0% 电压的作用，以及如何设置并重新校准电池组。",{"path":714,"title":715,"description":716,"date":640,"updated":666},"\u002Fguides\u002Fjk-bms-weak-cell-log","用 JK BMS 日志找出弱单体：触发、压差与均衡","在 JK BMS 详细日志中找出弱单体：哪节单体先触发、触发时压差有多大，以及这是均衡漂移还是单体已损坏。",{"path":718,"title":719,"description":720,"date":640,"updated":659},"\u002Fguides\u002Fjk-bms-wire-resistance","JK BMS 线阻：均衡线阻异常报警的排查与修复","JK BMS 线阻详解：均衡线阻异常报警的含义、正常数值范围、常见原因，以及如何修好一根有问题的均衡线。",1791151319681]