Jan 27, 2019 Pageview:753
Don't miss it - the lithium battery pack assembly process and advantages analysis. At present, the basic system of lithium batteries has been relatively mature, and countries and major enterprises have increased their research and development efforts. So, what is the lithium battery pack assembly process? This article talks about the lithium iron phosphate battery assembly process and the advantages of the lithium battery pack, don't miss it!
First of all, we have to know what is the lithium iron phosphate battery?
The lithium iron phosphate battery pack refers to a lithium ion battery using lithium iron phosphate as a positive electrode material. The positive electrode materials of lithium ion batteries mainly include lithium cobaltate, lithium manganate, lithium nickelate, ternary materials, lithium iron phosphate and the like. Among them, lithium cobaltate is the positive electrode material used in most lithium ion batteries.
lithium iron phosphate battery pack assembly process:
1. Select the appropriate battery core, battery type, voltage, internal resistance to match, please balance the battery before assembly. Cut the electrode and punch it.
2. Calculate the distance according to the hole and cut the insulation board.
3, good screws, please use the flange nut to prevent the nut from falling off, the good screw connection, you can fix the battery pack.
4. When connecting and welding the wire and connecting the voltage collection line (equalization line), do not connect the protection board to avoid accidental burning of the protection board.
5. The insulating silica gel is fixed again. This silica gel will cure for a long time.
6. Place the protection board. If you forget to balance the battery before, this is the last chance before the battery is assembled. You can balance it by the equalization line.
7. Use an insulating plate to fix the entire battery pack and enclose it with nylon tape. Nylon tape is more durable.
8, and then the overall package of the battery, please be sure to fix the battery and protection board, our battery measured 1 meter height drop still guarantee normal work.
9. The output and input are all made of silicone wire. The whole is iron lithium batteries, and the weight is half that of the same acid battery.
10, the tutorial is completed, we have done testing after the battery is completed, can meet our requirements.
Advantage analysis of lithium iron phosphate battery pack:
Energy density: Lithium-ion batteries are smaller and lighter than lead-acid, nickel-cadmium, and nickel-metal hydride batteries.
Small size and light weight. The volume of the lithium iron phosphate battery is 1/3 of the volume of the lead-acid battery, and the weight is 1/3 of the lead-acid battery.
Long service life: Lithium battery cycle life is 1200 ~ 2000 times, but the traditional lead-acid battery is only 500 ~ 900 times.
High temperature performance: The peak temperature of lithium iron phosphate battery can reach 350 °C-500 °C, while the lead acid battery is only about 200 °C.
High rate discharge: The discharge curve of lithium iron phosphate battery, even at 5C discharge rate, the discharge rate can still reach 90%.
Fast charging: It can charge and discharge quickly with high current 2C. The battery can be fully charged within 1.5 minutes of 1.5C charging under a dedicated charger. The starting current can reach 2C, and lead-acid batteries do not have this performance.
Safety and environmental protection: The lithium iron phosphate battery pack has passed strict safety tests and will not explode. It is a green battery lithium battery.
No memory effect: lithium iron phosphate battery pack does not have this phenomenon, regardless of the state of the battery is in, it can be used as it is, no need to put it completely before re-powering.
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