10 ПЛАТ BMS С Алиэкспресс. САМЫЙ ПОЛНЫЙ ОБЗОР. Разбор Схем, Тест ЗАЩИТЫ и Балансировки. РЕГУЛИРОВКА.

SUPPORT THE CHANNEL (Yumoney): https://musicboy.ru/majortomworkshop SBER CARD: 5336 6900 6775 7700 SUPPORT (monthly): https://www.youtube.com/majortomworks... https://boosty.to/majortom https://t.me/majortomworkshop ORDER a T-shirt, cap, or accessories with the BIG TOMA WORKSHOP channel logo: https://majortomworkshop.printdirect.ru Advertising ALIBABA.COM (RU) LLC, INN 7703380158: ORDER EQUIPMENT AND BMS BOARDS: ► DPS-5020 POWER SUPPLY UNIT https://rz6.ru/0?erid=2SDnjdoD2Rn ► SOLDERING IRON from the video https://rz6.ru/1?erid=2SDnjcKTrY8 ► MULTIMETER https://rz6.ru/160?erid=2SDnjexHy5i ► OSCILLOSCOPE https://rz6.ru/9?erid=2SDnjcbfLiU ► STRIPPER PLIERS https://rz6.ru/13?erid=2SDnjcnJhY4 ► Li-Ion Battery Welder https://rz6.ru/18?erid=2SDnjdiTw6g ► Breadboards https://rz6.ru/22?erid=2SDnjeLL6PA ► NCR18650 Batteries https://rz6.ru/125?erid=2SDnjboXJbS ► BMS Board up to 100A with Balancing https://rz6.ru/112?erid=2SDnjc1Rthe ► HXYP-4S-BM20 BM3451 Board https://rz6.ru/114?erid=2SDnjesUAnL ► HX-3S-JHA10 8254AA Board with Balancing https://rz6.ru/111?erid=2SDnjc7Mqq2 ► BM3451 with NTC https://rz6.ru/113?erid=2SDnjd4cEPA ► HX-4S-A01 8254AA Board https://rz6.ru/115?erid=2SDnjdseent ► HX-3S-D01 8254AA Board https://rz6.ru/116?erid=2SDnjdhGjpU ► BMS 2S 20A Board https://rz6.ru/117?erid=2SDnjdHYwJx ► 4S 40A DW01 Board with Balancing https://rz6.ru/118?erid=2SDnjdBczBa ► GNE-C-3-4S DW01 Board https://rz6.ru/119?erid=2SDnjd4D3mr ► Board HX-6S-12A DW01 https://rz6.ru/120?erid=2SDnjcym5vp ► Balancer https://rz6.ru/122?erid=2SDnjceVFGL 0:00 Ten BMS boards. The most comprehensive overview. 0:43 Why do you need a BMS? BMS board functions. 1:15 Function 1. Short circuit protection. 2:13 Cell connection in a Li-Ion battery and protection delay. 2:52 Function 2. Overcharge and overheat protection. 3:37 Function 3. Cell balancing. 4:10 Boards based on the HY2120CB controller: TZT-2S and HX-2S-D20. 5:25 MOSFETs as a current shunt. 6:34 Board comparison. MOSFETs 8205A, 06NO3LA. 7:08 DPS-5020 laboratory power supply. 7:56 Building a test bench for BMS boards. 8:40 Testing the HX-2S-D20 board. 9:26 Testing the current protection. 10:05 Measuring the shunt resistance (MOSFETs). 10:53 Calculating the actual board cutoff current. 11:19 Testing the TZT-2S board. 11:42 Measuring the shunt resistance. 12:20 Why is a MOSFET a bad shunt? 13:04 BMS boards based on the S-8254A controller. 15:00 Current shunts in the HX-3S-JHA10, HX-3S-D01, and HX-4S-A01. 15:44 Cell balancing. Controller (13KD5) HY2213-BB3A. 16:11 How does a lithium-ion balancer work? 17:18 Testing the HX-3S-JHA10 (3S 10A). 17:40 Testing the low cell voltage protection. 18:05 Testing the current protection. 18:26 Cell imbalance protection. 18:46 Testing the balancer operation. 19:26 Changing the board's short-circuit response time. 20:29 Testing the overcharge protection. 22:27 Review of the HX-3S-D01 and HX-4S-A01. 23:17 Schematic diagram of the TZT 4S HXYP-4S-BM20 based on the BM3451. 24:20 Shunt on the HXYP-4S-BM20 board and cutoff current calculation. 25:07 Testing the open-circuit and overcharge protection. 25:35 Testing the current protection. 25:51 Adjusting the protection current. Replacing the shunt. 26:26 Changing the protection response time. 26:48 Testing the NTC temperature sensor. 27:50 HX-6S-12A, GNE-C-3-4S, and 4S-40A boards based on the DW01. 28:31 Standard connection diagram for the DW01 and 4S-40A. 29:32 Where is the shunt located on the 4S-40A board? 30:03 How to translate text from Chinese? 30:35 Delayed shutdown and recovery function. 31:28 What are the CD and FD terminals on the 4S-40A board for? 32:00 Calculating and testing the HX-6S-12A cutoff current. 33:00 Measuring the HX-6S-12A shunt resistance. 33:48 Checking the current cutoff in the GNE-C-3-4S. 34:20 How to find out at what current the BMS actually shuts down? 35:13 Testing cell imbalance protection. 35:44 Checking the element balance on the 4S-40A board. 36:53 The HX-JH-008 balancer board. 37:33 Summary. 39:04 How to choose the right BMS board? 39:58 Thanks for watching! Tom's Big Workshop. #majortomworkshop #majortommusic