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Sino Science&Technology Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of Lifepo4 batteries,energy storage battery,portable UPS power supply,personalized customization lithium battery pack etc .
Environmental cylindrical 18650 21700 32700 26650 14500 18500 lithium ion rechargeable battery, LifePO4 battery,3.7V lithium polymer battery, NiMH battery , NiCD battery ,Lead acid battery,dry cell battery ,alkaline battery ,heavy duty battery, button cell battery etc. we devote to R&D,innovation ,production & sales
Shenzhen Green Power Energy Battery Co.,ltd specializes in a wide range of digital battery such as environmental cylindrical 18650 21700 32700 26650 14500 18500 lithium ion rechargeable battery, LifePO4 battery, 3.7V lithium polymer battery, NiMH battery, NiCD battery, dry cell battery, alkaline battery, heavy duty battery, button cell battery etc. we devote to R&D, innovation, production & sales. With automatic production machines we have been exported goods to all over the world over 15years. We have complete exported certificate such as KC, CE, UL, BSCI, ROHS, BIS, SGS, PSE etc
Dongguan Datapower New Energy Co.,ltd is a high-tech production enterprise which specialize in the R&D and production&sale of lithium polymer batteries,drone battery,airplane batteries &battery pack etc.
Anhui Seong-hee New Energy Technology Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of primary batteries. And mainly produces and sells alkaline batteries & carbon zinc batteries. there are size AA, AAA, C, D, 9V etc
Guizhou STD Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production & sale of lithium polymer batteries, drone battery, airplane batteries & battery pack etc.
source:Industry News release time:2024-07-10 Hits: Popular:AG11 battery
1. Scope
This standard applies to batteries used on ships, including main engine batteries, emergency batteries, and backup batteries.
2. Terms and definitions
2.1 Marine batteries: Refers to marine batteries.
2.2 Positive electrode: The electrode that obtains current in the battery.
2.5 Valve controlled sealed battery: refers to a battery with automatic pressure control and sealing functions.
3. Classification
3.1.1. Main engine battery: refers to the battery used for starting the main engine, power transmission, and power supply for various electrical appliances and equipment in ships.
3.1.3. Backup battery: refers to the battery that is used as a backup in the event of a host battery failure or emergency battery failure.
3.2 Classification based on electrochemical system
3.2. Lead acid battery: Refers to polar lead oxide, negative electrode pure lead, and electrolyte is hydrochloric acid.
4. Technical standards
4.1 The design and manufacturing of batteries should comply with the requirements of national, industry standards, and technical specifications.
4.2 The working voltage and capacity of the battery should meet the design requirements.
4.3 The terminals, wiring, and connectors should be firm and reliable, and the circuit should be connected correctly.
The electrolyte addition port for 4.5 self flowing sealed batteries should be set at the top of the battery.
5. Testing methods
5.2 Check the firmness and contact of battery terminals, wiring, and connectors.
5.3 Check whether the opening and closing pressures of the pressure valve and safety valve of the valve controlled sealed battery meet the design requirements.
6. Detection rules
6.1 Batteries should undergo factory inspection at the manufacturer's premises and be regularly inspected before use.
6.3 Batteries should have markings.
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