Jan 21, 2019 Pageview:964
A battery, also called a storage battery, works by converting chemical energy into electrical energy. Usually, what people call a battery is a lead-acid battery. That is a battery mainly made of lead and its oxide and the electrolyte is a sulfuric acid solution.
Classification:
1) Common battery; Common battery plate is made up of lead and lead oxide, the electrolyte is sulfuric acid aqueous solution. It is the main advantage of voltage stability, the price is cheap; Shortcoming is lower than can (that is, the storage battery power) per kilogram, short service life and maintenance frequency.
2) dry lotus battery: it is the full name of dry charged lead-acid battery, it is the main characteristic of negative plate has higher storage capacity, in the condition of dry completely, can save the electricity generated by in two years, when using, need to join the electrolyte, etc. It can be used in 20 to 30 minutes.
3) Maintenance free storage battery: maintenance-free batteries due to its structural advantages, the consumption of the electrolyte is very small, in the service life of the basic don't need to add distilled water. It also has a shock resistant, high temperature resistant, small volume, the characteristics of uniformity. General it’s twice of the normal battery service life. The free maintenance battery on the market has two kinds: the first in one-time add electrolyte later use when buying does not need to maintain fluid (add supplementary); Battery itself is another good factory had already added electrolyte and block, users won't add supplementary fluid.
1. The water battery has been more than 100 years old, and the maintenance-free is only 40 years old. In terms of advanced nature, maintenance-free is advanced.
2. Maintenance-free in terms of life, storage, convenience, safety, etc., are superior to water and electricity.
3. The same manufacturer (giant, non mill factory refurbished fraud), the same capacity, maintenance-free more expensive than bottles of water and electricity at least 1/3-1/2 or so.
4. There are a lot of people use the fast 50 free maintenance battery with quick 50 bottles of water and electricity, the result is obvious, must be a bottle of water and electricity. Because 40 quick free maintenance is the combination of the old stereotype + new plastic case. In fact is 50 quick buy scrap value 5 quick. If someone said was a joke.
5. Counterfeiters or small factories like to create maintenance-free, because it is completely closed, cannot see the lead version. And the addition of water is not the same. The new battery can open the filling cap directly to see the lead version of the work. So now on the domestic market the quality of the liquid-filled battery is slightly superior. However, if you have a glance, you can still buy such as: YUASA, unified. The quality of the product is maintenance-free, the quality is good. The use is to save the heart.
6. The quality of the water and battery and the maintenance-free battery of the real big factory are very reliable! Only the water battery can cultivate the ability of everyone to check and work hard, especially for novices. Especially in the south, the summer time is long and the evaporation is long. Large, water and battery needs to be doubled. (The condition can also be used to check the specific gravity of the battery to check the quality of the battery, this is the so-called "traditional maintenance process")
7. Since the current PIAGGIO is "Zongshen PIAGGIO ", the vulnerable "non-critical parts" of batteries, bulbs, tires, carburetor, etc. must be unified by the "Zongshen Group", otherwise It does not reflect the meaning of "Zong Shen Biaqiao". We are fortunate that at least the tires are still new now because they are exposed.
The sealed maintenance-free battery adopts the newly designed fully sealed structure and modern production process in the 1990s. It provides high performance, long life, no pollution, maintenance-free, safe and reliable performance.
We often use the main battery is divided into three categories, respectively, batteries, dry cells and three kinds of free maintenance.
1) Batteries; Batteries of the plate is made up of lead and lead oxide, the electrolyte is sulfuric acid aqueous solution. It is the main advantage of voltage stability, the price is cheap; Weakness is lower than can (that is, the battery storage of electricity per kilogram), short service life and maintenance frequency.
2) Dry-loaded battery: Its full name is dry-charged lead-acid battery. Its main feature is that the negative plate has high storage capacity. In the completely dry state, it can save the obtained power within two years. When you just need to add the electrolyte, wait 20-30 minutes to use.
3) Maintenance-free battery: Maintenance-free battery Due to its structural advantages, the consumption of electrolyte is very small, and it is basically unnecessary to supplement distilled water during the service life. It also has the characteristics of shock resistance, high temperature resistance, small size and small self-discharge. The service life is generally twice that of a normal battery. There are two types of maintenance-free batteries on the market: the first one requires no maintenance (addition of replenishing liquid) during the one-time application of the electrolyte at the time of purchase; the other is that the battery itself has been charged with electrolyte and sealed off at the factory. The user cannot add replenishing liquid at all.
General lead-acid battery is made up of positive and negative plate, plate, shell, electrolyte and wiring and other components of the pile head, the discharge of chemical reactions is depend on the positive plate active substances (lead dioxide and pb) and the negative plate active substances (spongiform pure lead) in the electrolyte (dilute sulphuric acid solution), under the action of the plate grid frame, traditional battery lead antimony alloy, maintenance-free battery is made of lead calcium alloy, the former with antimony, the latter with calcium, which is fundamental to both the mark. Different material can produce different phenomena: traditional battery will happen in the process of using liquid reducing phenomenon, this is because the gate frame of antimony can lead pollution on the negative plate spongiform pure, weakened after fully charged battery in the counter electromotive force, caused by excessive water decomposition, a large number of oxygen and hydrogen escape from the positive and negative plates respectively, reduce the electrolyte. Use calcium instead of antimony, can change the counter electromotive force after fully charged battery, reduce charging flow, liquid vaporization rate reduce, thereby reducing the loss of the electrolyte.
Due to the free maintenance battery USES lead calcium alloy grid frame, charging when the water quantity is little, low moisture evaporation, coupled with the outer seal structure, the acid gases released is very few, so it is compared with the traditional battery, do not need to add any liquid, pile head for wiring, wireless corrosion, overcharge resistance is strong, large starting current, power advantages of long storage time.
The maintenance-free battery has only a small amount of gas generated by the electrolyte under normal charging voltage. The plate has strong anti-overcharge capability, and has the characteristics of small internal resistance, good low temperature starting performance and longer service life than conventional batteries. Therefore, it is not necessary to add distilled water throughout the use period, and in the normal case of the charging system, it is not necessary to perform supplementary charging from the removal. However, the specific gravity of the electrolyte should be checked during maintenance.
Most maintenance-free batteries have a hole-shaped liquid (temperature-compensated) hydrometer on the cover that changes color depending on the specific gravity of the electrolyte. It can indicate the storage state of the battery and the height of the electrolyte level. When the indicator eye of the hydrometer is green, it indicates that the charging is sufficient, the battery is normal; when the indicator eye green point is little or black, it indicates that the battery needs to be charged; when the indicator eye shows light yellow, it indicates that the battery is faulty inside and needs to be repaired or Replace it.
When conditions permit, the maintenance-free battery can be charged with a charging device with current-voltage characteristics. The device ensures sufficient power and avoids overcharging and consumes more water.
The page contains the contents of the machine translation.
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